CN112606216A - Discharging device - Google Patents
Discharging device Download PDFInfo
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- CN112606216A CN112606216A CN202011427213.4A CN202011427213A CN112606216A CN 112606216 A CN112606216 A CN 112606216A CN 202011427213 A CN202011427213 A CN 202011427213A CN 112606216 A CN112606216 A CN 112606216A
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- concrete
- discharge
- discharging
- discharge hopper
- weighing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0404—Proportioning
- B28C7/0418—Proportioning control systems therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/161—Discharge means, e.g. with intermediate storage of fresh concrete with storage reservoirs for temporarily storing the fresh concrete; Charging or discharging devices therefor
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention provides a discharging device, which is characterized in that the total weight of a discharging hopper and concrete in the discharging hopper is detected in real time by a weighing piece in the process of discharging the concrete into a mixer truck from the discharging hopper, and is provided for a central control system; the central control system is used for calculating the weight change amount of concrete in the discharge hopper according to the discharge hoppers at different time provided by the heavy parts and the total weight data of the concrete in the discharge hopper, calculating the time for discharging the whole concrete in the discharge hopper according to the weight change amount of the concrete in the discharge hopper, comparing the time for discharging the whole concrete in the discharge hopper with a preset time interval, judging whether the workability of the concrete meets the preset requirement or not, readjusting the concrete of which the workability state does not meet the preset requirement in time, improving the production efficiency of the mixing platform, shortening the supply time of the concrete, reducing the participation of workers looking at the mixing platform and saving manpower.
Description
Technical Field
The invention relates to the field of concrete mixing plant systems, in particular to a discharging device.
Background
Traditionally, in the stirring production process of concrete, the mix proportion of raw materials is generally designed firstly, then the stirring production is concentrated on a stirring platform according to the mix proportion, the produced concrete is unloaded into a stirring truck, and meanwhile workers of a material watching platform perform manual judgment on the workability state of the concrete in the stirring truck. If the workability of concrete satisfies preset requirement then transport to the building site, if the workability of concrete does not conform to preset requirement, then the trucd mixer returns the stirring platform to carry out readjustment to the concrete in the trucd mixer, just send to the building site and use after satisfying preset requirement.
If raw and other materials are more stable, then the peaceability state of the concrete of same mix proportion production can not have big change, but in the stirring production process of present concrete, raw and other materials change frequently and raw and other materials performance difference is great for the staff of stirring platform can not control the mix proportion of concrete raw and other materials well, and then the peaceability state of the concrete that makes the production and unload into the trucd mixer often does not accord with preset requirement, so can lead to the trucd mixer to return the frequency grow that the concrete in the trucd mixer carries out readjustment to the trucd mixer platform, the production efficiency of trucd mixer platform has seriously been influenced.
Disclosure of Invention
Based on this, it is necessary to provide a discharging device capable of readjusting the concrete whose workability state does not meet the preset requirement in time, so as to improve the production efficiency of the mixing platform.
To achieve the above object, the present invention provides a discharging device, comprising:
the discharge hopper is used for being installed below the mixing plant, bearing the concrete output by the mixing plant and discharging the concrete into the mixing truck;
the weighing piece is connected with the discharge hopper; and
the central control system is in signal connection with the weighing part, and the weighing part is used for detecting the total weight of the concrete in the discharge hopper and the discharge hopper in the process of discharging the concrete into the mixer truck in real time and providing the total weight for the central control system; the central control system is used for calculating the weight variation of concrete in the discharge hopper according to the total weight of the discharge hopper and the concrete in the discharge hopper at different time provided by the weighing piece, the central control system can calculate the time for completely discharging the concrete in the discharge hopper according to the weight variation of the concrete in the discharge hopper, and the central control system is also used for comparing the time for completely discharging the concrete in the discharge hopper with a preset time interval so as to judge whether the workability of the concrete meets the preset requirement.
Preferably, the discharge hopper comprises a main body and a discharge part, the main body is connected with the discharge part, the weighing member is connected with the main body, the main body is used for bearing the concrete output by the mixing plant, and the discharge part is used for discharging the concrete output by the main body into the mixing truck.
Preferably, the discharge hopper further comprises a connecting piece, the connecting piece is arranged on the outer side wall of the main body, one end of the weighing piece is connected with the connecting piece, and the other end of the weighing piece is connected with the stirring building.
Preferably, the mixing plant is provided with a support member, and the weighing member is connected with the support member.
Preferably, the weighing parts comprise a plurality of weighing parts, and the plurality of weighing parts are respectively distributed on the periphery of the main body.
Preferably, the discharge portion has a discharge passage, the size of which is adjustable to adjust the discharge speed of the concrete in the main body into the mixer truck.
Preferably, the discharging part is of an elastic structure, and the discharging part can adjust the size of the discharging channel under the action of external force.
Preferably, the discharge hopper further comprises a force application mechanism, the force application mechanism comprises two clamping pieces which are oppositely arranged, one end of each clamping piece is rotatably connected with the main body, the other end of each clamping piece is in contact with the outer wall of the discharge portion, and the two clamping pieces can rotate towards directions close to or away from each other relative to the main body to act on the discharge portion so as to adjust the size of the discharge channel.
Preferably, the force application mechanism still includes two driving pieces that set up relatively, every the driving piece with every the holder one-to-one, every the one end of driving piece with the main part is connected, every the other end of driving piece with correspond the holder rotates and connects, two the driving piece is used for the drive respectively to correspond the relative main part of holder is towards the direction that is close to each other or keeps away from each other and rotates.
Preferably, the discharge device further comprises at least one of:
the protecting piece is arranged around the weighing piece;
and the display system is in signal connection with the central control system and is used for displaying the judgment result of the central control system on the workability of the concrete.
The technical scheme of the invention has the beneficial effects that: different from the prior art, the discharging device provided by the invention detects the total weight of the discharging hopper and the concrete in the discharging hopper in real time through the weighing piece in the process of discharging the concrete from the discharging hopper to the mixer truck, and provides the total weight for the central control system; the central control system calculates the weight variation of concrete in the discharge hopper according to the total weight data of the discharge hopper and the concrete in the discharge hopper at different time provided by the heavy parts, calculates the time for discharging the whole concrete in the discharge hopper according to the weight variation of the concrete in the discharge hopper, compares the time for discharging the whole concrete in the discharge hopper with a preset time interval to judge whether the workability of the concrete meets the preset requirement, if the time for discharging the whole concrete in the discharge hopper exceeds the preset time interval, the workability of the disc of concrete output by the mixing plant does not meet the preset requirement and is abnormal, at the moment, a worker can adjust the disc of concrete according to the judgment result of the workability of the concrete fed back by the central control system to enable the disc of concrete to meet the preset requirement and adjust the mix proportion of the concrete to be produced in the next disc at the same time, so as to avoid the same abnormal condition of the concrete to be produced in the next plate; if the time for discharging the concrete in the discharge hopper is within the preset time interval, namely the workability of the plate of concrete output by the mixing plant meets the preset requirement, the mixing truck transports the plate of concrete to the construction site; whether the workability of the concrete of knowing to produce so can in time readjust the unsatisfied concrete that predetermines the requirement of workability state after the requirement is satisfied in time, and then promote mixing platform production efficiency, shorten the supply time of concrete, can reduce the staff's of seeing the material platform participation simultaneously, use manpower sparingly.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a discharging device according to the present invention;
fig. 2 is a right side view of a discharge apparatus of the present invention.
The automatic weighing device comprises a discharging hopper 1, a main body 11, a discharging part 12, a discharging channel 121, a connecting piece 13, a force application mechanism 14, a clamping piece 141, a driving piece 142, a driving body 1421, a telescopic rod 1422, a mounting frame 15, a weighing piece 2, a connecting module 21, a bearing module 22, a weighing sensing module 23, a central control system 3, a supporting piece 4, a protecting piece 5, a display system 6, a first end 7 and a second end 8.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a discharging apparatus according to a preferred embodiment of the present invention includes a discharging hopper 1, a weighing member 2 and a central control system 3; the discharge hopper 1 is used for being installed below the mixing plant, and the discharge hopper 1 is used for bearing concrete output by the mixing plant and discharging the concrete into the mixing truck; the weighing piece 2 is connected with the discharge hopper 1; the central control system 3 is in signal connection with the weighing part 2, and the weighing part 2 is used for detecting the total weight of the concrete in the discharge hopper 1 and the discharge hopper 1 in the process of discharging the concrete from the discharge hopper 1 into the mixer truck in real time and providing the total weight for the central control system 3; the central control system 3 is used for calculating the weight variation of the concrete in the discharge hopper 1 according to the total weight data of the discharge hopper 1 and the concrete in the discharge hopper 1 provided by the heavy piece 2 at different time, the central control system 3 can calculate the time for completely discharging the concrete in the discharge hopper 1 according to the weight variation of the concrete in the discharge hopper 1, and the central control system 3 is also used for comparing the time for completely discharging the concrete in the discharge hopper 1 with a preset time interval so as to judge whether the workability of the concrete meets the preset requirement.
The discharging device provided by the invention detects the total weight of the concrete in the discharging hopper 1 and the discharging hopper 1 in the process of discharging the concrete from the discharging hopper 1 into the mixer truck in real time through the weighing part 2, and provides the total weight to the central control system 3; the central control system 3 calculates the weight variation of the concrete in the discharge hopper 1 according to the total weight data of the discharge hopper 1 and the concrete in the discharge hopper 1 at different time provided by the heavy part 2, calculates the time for discharging the concrete in the discharge hopper 1 according to the weight variation of the concrete in the discharge hopper 1, compares the time for discharging the concrete in the discharge hopper 1 with a preset time interval to judge whether the workability of the concrete meets the preset requirement, and if the time for discharging the concrete in the discharge hopper 1 exceeds the preset time interval, the workability of the tray of concrete output by the mixing plant does not meet the preset requirement and is abnormal, at the moment, a worker can adjust the tray of concrete according to the judgment result of the workability of the concrete fed back by the central control system 3 to make the tray of concrete meet the preset requirement, and simultaneously adjusts the mix proportion of the concrete to be produced in the next tray, so as to avoid the same abnormal condition of the concrete to be produced in the next plate; if the time that the concrete in the discharge hopper 1 is all unloaded is between when presetting the time interval, this dish concrete's that the churning building output peaceability accords with the preset requirement promptly, and the trucd mixer transports this dish concrete and goes to the building site this moment. Whether the workability of the concrete of knowing to produce so can in time readjust the unsatisfied concrete that predetermines the requirement of workability state after the requirement is satisfied in time, and then promote mixing platform production efficiency, shorten the supply time of concrete, can reduce the staff's of seeing the material platform participation simultaneously, use manpower sparingly.
In the present embodiment, the workability of concrete is also referred to as workability of concrete, and specifically, the workability of concrete means that fresh concrete can be easily subjected to construction operations (such as mixing, transportation, pouring, and tamping) in various steps and can be formed densely with uniform quality, and the workability of concrete includes fluidity, cohesiveness, and water retentivity of concrete.
Further, it should be noted that the workability of the same kind of concrete has a correlation with the time when the kind of concrete falling into the discharge hopper 1 is completely discharged from the discharge hopper 1, and when the strength grade of the concrete, the raw materials, the discharging speed of the discharge hopper 1 and other conditions are consistent, the central control system 3 compares the time when the concrete is completely discharged from the discharge hopper 1 with a preset time interval to determine whether the workability of the concrete meets the preset requirement. Specifically, the preset time interval is determined by concrete strength grade, cementing materials, the discharging speed of the discharging hopper 1 and the like, and experimental statistics needs to be carried out in the actual production process. More specifically, the same kind of concrete refers to concrete produced by using the same raw materials and the same sequence of the respective process operations.
In one embodiment, referring to fig. 1, the discharge hopper 1 includes a main body 11 and a discharge portion 12, the main body 11 is connected to the discharge portion 12, the weighing member 2 is connected to the main body 11, the main body 11 is used for bearing concrete output from the mixing plant, and the discharge portion 12 is used for discharging the concrete output from the main body 11 into the mixing truck.
In one embodiment, referring to fig. 1, the discharge hopper 1 further includes a connecting member 13, the connecting member 13 is disposed on an outer side wall of the main body 11, one end of the weighing member 2 is connected to the connecting member 13, and the other end of the weighing member 2 is connected to the mixing plant. Specifically, the mixing plant is provided with a support member 4, and the weighing member 2 is connected with the support member 4. More specifically, the support 4 may be an i-beam or other beam capable of withstanding the combined weight of the discharge hopper 1 and the concrete in the discharge hopper 1.
Further, in this embodiment, the weighing part 2 includes a connection module 21, bear module 22 and weigh sensing module 23, connection module 21 is connected with bearing module 22 through weighing sensing module 23, connection module 21 is still connected with the stirring building, connection module 21 is used for supporting bearing module 22 and weigh sensing module 23, bearing module 22 is connected with discharge hopper 1, bearing module 22 is used for bearing the concrete in discharge hopper 1 and discharge hopper 1, the total weight effect of the concrete in discharge hopper 1 and discharge hopper 1 is used for bearing module 22, and then acts on weighing sensing module 23 through bearing module 22, weigh sensing module 23 is used for converting the total weight effect of the concrete in discharge hopper 1 and discharge hopper 1 into the signal of telecommunication that can be transmitted and received in real time, and transmit the above-mentioned signal of telecommunication to central control system 3. In particular, the connection module 21 is also connected to the support 4 of the mixing plant, and the carrying module 22 is connected to the connection 13 of the discharge hopper 1.
Further, in this embodiment, the weighing member 2 may be a pull-type scale, in which case the connecting member 13 of the discharging hopper 1 is located below and connected to the pull-type scale, and the supporting member 4 of the mixing plant is located above and connected to the corresponding press-type scale.
Further, in another embodiment, the weighing component 2 may be a pressing type scale, in which the relative position space between the discharging hopper 1 and the mixing building changes, the connecting component 13 of the discharging hopper 1 is located above the pressing type scale and connected with the pressing type scale, and the supporting component 4 of the mixing building is located below the corresponding pressing type scale and connected with the pressing type scale.
It should be understood that the weighing member 2 is not limited to the pull-type scale or the press-type scale, and the relative position space between the discharge hopper 1 and the mixing tower should be flexibly designed according to the selection of the weighing member 2 when other weighing members 2 are selected.
In one embodiment, the weighing member 2 includes a plurality of weighing members 2, and the plurality of weighing members 2 are respectively distributed around the main body 11. Specifically, a plurality of weighing member 2 symmetric distribution is around main part 11 to avoid a plurality of weighing member 2 uneven distributions, lead to inaccurate to the measuring of the total weight of the concrete in discharge hopper 1 and the discharge hopper 1. Preferably, in the present embodiment, the weighing members 2 include four weighing members 2, and the four weighing members 2 are respectively installed at four corners of the main body 11 of the discharge hopper 1 and symmetrically distributed. Specifically, each weighing member 2 is identical in structure.
In one embodiment, referring to fig. 1, the discharging device further includes a protecting member 5, the protecting member 5 is disposed around the weighing member 2, and the protecting member 5 is used to prevent the discharging hopper 1 from falling down when the weighing member 2 is not able to bear the total weight of the discharging hopper 1 and the concrete in the discharging hopper 1 and is broken.
In particular, in this embodiment, the connecting element 13 extends into the protection element 5 and is connected to the weighing element 2, and the protection element 5 is connected to the support element 4 of the mixing plant. If the weighing member 2 cannot bear the total weight of the discharge hopper 1 and the concrete in the discharge hopper 1 and is broken, the connecting member 13 of the discharge hopper 1 falls into the protection member 5, so that the discharge hopper 1 cannot fall. Preferably, the protection 5 is of frame construction. Further, in the present embodiment, the protecting member 5 includes a plurality of pieces, and each protecting member 5 corresponds to each weighing member 2 one to one. Preferably, the protector 5 includes four.
In one embodiment, referring to fig. 1, the discharging portion 12 has a discharging channel 121, and the size of the discharging channel 121 is adjustable to adjust the discharging speed of the concrete in the main body 11 into the mixer truck.
In one embodiment, referring to fig. 1, the discharging portion 12 is an elastic structure, and the discharging portion 12 can adjust the size of the discharging channel 121 under the external force. Specifically, the discharge portion 12 is a rubber sleeve.
In an embodiment, referring to fig. 1 and fig. 2, the discharge hopper 1 further includes a force applying mechanism 14, the force applying mechanism 14 includes two opposite clamping members 141, one end of each clamping member 141 is rotatably connected to the main body 11, the other end of each clamping member 141 can contact with the outer wall of the discharge portion 12, and the two clamping members 141 can rotate toward or away from each other with respect to the main body 11 to act on the discharge portion 12, so as to adjust the size of the discharge channel 121 of the discharge portion 12.
Further, in this embodiment, the force application mechanism 14 further includes two driving members 142 disposed oppositely, each driving member 142 corresponds to each clamping member 141 one by one, one end of each driving member 142 is connected to the main body 11, the other end of each driving member 142 is rotatably connected to the corresponding clamping member 141, and the two driving members 142 are respectively used for driving the corresponding clamping members 141 to rotate towards directions approaching to or departing from each other relative to the main body 11, so as to act on the discharging portion 12, and further adjust the size of the discharging channel 121 of the discharging portion 12. More specifically, the driver 142 may be, but is not limited to, a hydraulic device.
Further, in the present embodiment, the two driving members 142 have the same structure. Each driving part 142 includes a driving main body 1421 and an expansion link 1422, the first end 7 of the driving main body 1421 is rotatably connected to the mounting frame 15, one end of the expansion link 1422 is rotatably connected to the clamping member 141, the other end of the expansion link 1422 is inserted into the second end 8 of the driving main body 1421, and can move along the axial direction of the expansion link 1422 relative to the driving main body 1421, the driving main body 1421 is used for driving the expansion link 1422 to move along the axial direction of the expansion link 1422 relative to the driving main body 1421, so as to drive the clamping member 141 to rotate in the direction close to or far from the discharging part 12 relative to the main body 11. Specifically, the two driving members 142 respectively drive the corresponding telescopic bars 1422 to move along the axial direction of the telescopic bars 1422, so as to drive the corresponding clamping members 141 to rotate towards the directions approaching to or departing from each other relative to the main body 11, and further act on the discharging portion 12, so as to adjust the size of the discharging channel 121 of the discharging portion 12, and thus regulate and control the discharging speed of the concrete discharged into the mixer truck.
Further, in this embodiment, please refer to fig. 1 and 2, the discharge hopper 1 further includes a mounting frame 15, the mounting frame 15 is disposed on the main body 11, and the two clamping members 141 and the two driving members 142 are rotatably connected to the mounting frame 15. Specifically, the first ends 7 of the driving bodies 1421 of the two driving members 142 are rotatably connected to the mounting frame 15.
In an embodiment, referring to fig. 1 and fig. 2, the discharging device further includes a display system 6, the display system 6 is in signal connection with the central control system 3, and the display system 6 is used for displaying the judgment result of the central control system 3 on the workability of the concrete, so that a worker can timely learn whether the workability of the concrete output by the disc mixing plant meets the preset requirement. In particular, the display system 6 is also used for displaying the strength grade of the concrete, raw materials, the discharging speed of the discharging hopper 1 and other relevant parameters.
The use method of the discharging device provided by the invention comprises the following steps: referring to fig. 1 and 2 together, assuming that the weighing weight of the discharge hopper 1 is 1000kg when no concrete is produced, when the concrete mixed and produced in the mixing plant is input into the discharge hopper 1, the total weight of the concrete in the discharge hopper 1 and the discharge hopper 1 rises, and when the total weight of the concrete in the discharge hopper 1 and the discharge hopper 1 reaches the maximum value after the concrete in the mixing plant completely enters the discharge hopper 1, the time T is counted at this time0. Then, the two driving members 142 are used for driving the corresponding clamping members 141 to rotate towards directions close to or away from each other relative to the main body 11 respectively so as to act on the discharging portion 12, and further to adjust the size of the discharging channel 121 of the discharging portion 12, when each batch of concrete is produced, the size of the discharging channel 121 of the discharging portion 12 needs to be kept consistent when each disc of concrete is discharged, the concrete is discharged from the discharging portion 12, when the weighing weight of the discharging hopper 1 is reduced to 1000kg again in an ideal state, the concrete in the discharging hopper 1 is proved to be completely discharged, and the timing is T at this moment1. However, the concrete in the discharge hopper 1 cannot be completely discharged in the actual production, and some residual concrete always remains in the discharge hopper 1, so that the time T is timed1The weighing weight of the discharge hopper 1 at the moment can be set slightly higher than 1000kg, for example 1050 kg. Then T1-T0The time of the discharge hopper 1 is the time for discharging the concrete completely, when the conditions such as the concrete strength grade, the cementing material, the discharge speed of the discharge hopper 1 and the like are consistent, the time for discharging the concrete completely in the discharge hopper 1 exceeds a preset time interval, namely, the workability of the tray of concrete output by the mixing plant does not meet preset requirements, and the tray is abnormal, the central control system 3 displays the judgment result of the workability of the concrete through the display system 6, at the moment, a worker can adjust the tray of concrete according to the judgment result of the workability of the concrete fed back by the central control system 3 so as to enable the tray of concrete to meet the preset requirements, and simultaneously adjust the mix proportion of the concrete to be produced in the next tray so as to avoid the same abnormal condition of the concrete to be produced in the next tray; when concrete strength grade, raw material andwhen these conditions such as the speed of unloading of discharge hopper 1 are unanimous, the time that the concrete in discharge hopper 1 was all unloaded when presetting the time interval promptly this dish concrete of stirring building output peaceability accord with preset requirement, and the trucd mixer transports this dish concrete and goes to the building site this moment.
Can in time readjust the unsatisfied concrete that predetermines the requirement of peaceability state like this, and then promote mixing platform production efficiency, shorten the supply time of concrete, can reduce simultaneously the staff's of seeing the material platform participation, use manpower sparingly.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention. It should be noted that the components of the present invention are not limited to the above-mentioned whole application, and various technical features described in the present specification can be selected to be used alone or in combination according to actual needs, so that the present invention naturally covers other combinations and specific applications related to the invention.
Claims (10)
1. A discharge apparatus, comprising:
the discharge hopper is used for being installed below the mixing plant, bearing the concrete output by the mixing plant and discharging the concrete into the mixing truck;
the weighing piece is connected with the discharge hopper; and
the central control system is in signal connection with the weighing part, and the weighing part is used for detecting the total weight of the concrete in the discharge hopper and the discharge hopper in the process of discharging the concrete into the mixer truck in real time and providing the total weight for the central control system; the central control system is used for calculating the weight variation of concrete in the discharge hopper according to the total weight of the discharge hopper and the concrete in the discharge hopper at different time provided by the weighing piece, the central control system can calculate the time for completely discharging the concrete in the discharge hopper according to the weight variation of the concrete in the discharge hopper, and the central control system is also used for comparing the time for completely discharging the concrete in the discharge hopper with a preset time interval so as to judge whether the workability of the concrete meets the preset requirement.
2. The discharge apparatus as claimed in claim 1, wherein said discharge hopper comprises a main body and a discharge portion, said main body being connected to said discharge portion, said weighing member being connected to said main body, said main body being adapted to carry concrete output through said mixer truck, said discharge portion being adapted to discharge concrete output from said main body into said mixer truck.
3. The discharge apparatus as claimed in claim 2, wherein the discharge hopper further comprises a connecting member disposed on an outer sidewall of the main body, one end of the weighing member is connected to the connecting member, and the other end of the weighing member is connected to the mixing tower.
4. The discharge apparatus according to claim 3, wherein said mixing plant is provided with a support member, and said weighing member is connected to said support member.
5. The discharge apparatus as claimed in claim 3, wherein said weighing member comprises a plurality of weighing members respectively disposed around said main body.
6. The discharge apparatus according to claim 2, wherein said discharge portion has a discharge passage, said discharge passage being adjustable in size to adjust a discharge speed of the concrete in said body into said mixer truck.
7. The discharge device according to claim 6, wherein the discharge portion is of a resilient structure, and the discharge portion is capable of adjusting the size of the discharge passage under the action of an external force.
8. The discharge apparatus as claimed in claim 7, wherein said discharge hopper further comprises a force applying mechanism, said force applying mechanism comprises two opposite clamping members, one end of each of said clamping members is rotatably connected to said main body, the other end of each of said clamping members is in contact with an outer wall of said discharge portion, and said two clamping members can rotate relative to said main body in a direction toward or away from each other to act on said discharge portion, thereby adjusting the size of said discharge passage.
9. The discharging device according to claim 8, wherein the force applying mechanism further comprises two driving members disposed oppositely, each driving member corresponds to each clamping member, one end of each driving member is connected to the main body, the other end of each driving member is rotatably connected to the corresponding clamping member, and the two driving members are respectively used for driving the corresponding clamping members to rotate in directions approaching to or departing from each other relative to the main body.
10. The discharge device of claim 1, further comprising at least one of:
the protecting piece is arranged around the weighing piece;
and the display system is in signal connection with the central control system and is used for displaying the judgment result of the central control system on the workability of the concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011427213.4A CN112606216A (en) | 2020-12-09 | 2020-12-09 | Discharging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011427213.4A CN112606216A (en) | 2020-12-09 | 2020-12-09 | Discharging device |
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| CN112606216A true CN112606216A (en) | 2021-04-06 |
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| CN202011427213.4A Pending CN112606216A (en) | 2020-12-09 | 2020-12-09 | Discharging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715173A (en) * | 2021-08-25 | 2021-11-30 | 三一汽车制造有限公司 | Unloading control method and device and mixing station |
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| CN113715173A (en) * | 2021-08-25 | 2021-11-30 | 三一汽车制造有限公司 | Unloading control method and device and mixing station |
| CN113715173B (en) * | 2021-08-25 | 2023-01-31 | 三一汽车制造有限公司 | Unloading control method and device and mixing station |
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