CN112627856A - Movable automatic feeding concrete spraying device - Google Patents
Movable automatic feeding concrete spraying device Download PDFInfo
- Publication number
- CN112627856A CN112627856A CN202011414899.3A CN202011414899A CN112627856A CN 112627856 A CN112627856 A CN 112627856A CN 202011414899 A CN202011414899 A CN 202011414899A CN 112627856 A CN112627856 A CN 112627856A
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- Prior art keywords
- concrete spraying
- feeding
- shotcrete
- belt
- machine
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Links
- 239000004567 concrete Substances 0.000 title abstract description 28
- 238000005507 spraying Methods 0.000 title abstract description 28
- 239000011378 shotcrete Substances 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 abstract description 12
- 230000007246 mechanism Effects 0.000 abstract description 6
- 239000000654 additive Substances 0.000 abstract description 4
- 238000003860 storage Methods 0.000 abstract description 4
- 230000000996 additive effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a mobile automatic feeding concrete spraying device which comprises a dry type concrete spraying machine, conical bins, a feeding system and a unit frame, wherein the feeding system comprises two sets of belt conveying mechanisms which are symmetrically arranged, each belt conveying mechanism comprises an electric rotary drum and a conveying belt, the two conical bins are respectively arranged above the conveying belts and are matched with the conveying belts to form an opening at the bottom, an elastic bin is arranged between the two conical bins, the dry type concrete spraying machine is arranged at the lower parts of opposite discharge ports of the two sets of belt conveying mechanisms, and the dry type concrete spraying machine is fixed on the unit frame. The device has the advantages of simple structure, high reliability and convenient installation and connection, does not need manual stirring and feeding after the sprayed concrete material is placed in the storage bin, and has uniform feeding and fixed additive ratio. Through practical use, the working efficiency of the automatic concrete spraying unit is improved by over 38 percent compared with that of the original concrete spraying machine, the resilience material is reduced by 27 percent, and the construction working efficiency and the working environment are obviously improved.
Description
Technical Field
The invention belongs to the field of underground mine matched mechanical devices, and particularly relates to a mobile automatic feeding concrete spraying device which is suitable for underground mine supporting work with complex operation environment, limited operation area space and frequent concrete spraying operation.
Background
In the underground mine roadway engineering tunneling, the shotcrete supporting operation is required to be frequently carried out. The prior concrete spraying operation mostly adopts a PZ-5 type concrete spraying machine, and the following problems exist in the concrete spraying operation process, firstly, the labor intensity is high, and particularly in the manual material mixing and feeding work, the working environment has large dust and the labor intensity of personnel is high; secondly, the operation efficiency of concrete spraying is low, and the whole process is complex and low in efficiency mainly due to the fact that operation links are multiple in the operation and are influenced by operators; thirdly, the concrete spraying machine adopts manual mixing and uneven feeding, which results in poor quality of sprayed concrete and more rebound materials. By combining the reasons, the single-cycle production efficiency is seriously influenced by the concrete spraying operation of the original concrete spraying machine, the occupational health of staff is seriously influenced by the high-intensity labor and the environment with large dust of the concrete spraying operation, and the overall engineering supporting quality is influenced by the quality of the sprayed concrete.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a mobile automatic feeding concrete spraying device. The invention is realized by the following technical scheme.
The utility model provides a portable automatic feeding shotcrete machine, including dry-type shotcrete machine, toper feed bin, feeding system and unit frame, feeding system includes the belt conveyor that two sets of symmetries set up, belt conveyor includes motorized pulley and conveyor belt, two toper feed bins set up respectively in the conveyor belt top, cooperation conveyor belt is at the bottom opening, set up the elasticity feed bin in the middle of two toper feed bins, two sets of belt conveyor subtend discharge gate lower parts are installed the dry-type shotcrete machine, the dry-type shotcrete machine is fixed on the unit frame.
The invention also comprises an electric control system which is fixed on the unit frame and is used for controlling the dry type concrete spraying machine and the feeding system.
In the invention, a vibration motor is arranged in the elastic storage bin.
The invention is characterized in that the power of an electric roller of the belt conveying mechanism is 5kw, the diameter of the roller is 20mm, and the linear speed is 0.5 m/s.
In the invention, the frame part of the unit can be additionally provided with the movable tug for vehicle-mounted dragging of a horizontal roadway under the condition that underground hoisting equipment is inconvenient.
According to the invention, the unit frame part can be loaded on the power chassis truck, so that the concrete spraying unit loaded on the movable chassis truck can move more conveniently and quickly under the condition of meeting the roadway height, and the condition of long distance between construction points is met.
The invention has the beneficial technical effects that:
the system has simple structure, high reliability and convenient connection and installation, and after the sprayed concrete material is placed in the storage bin, the material is fed without manual stirring, the feeding is uniform, and the additive ratio is fixed. Through practical use, the working efficiency of the automatic concrete spraying unit is improved by over 38 percent compared with that of the original concrete spraying machine, the resilience material is reduced by 27 percent, and the construction working efficiency and the working environment are obviously improved.
Drawings
FIG. 1 is a schematic view of a mobile automatic concrete feeding and spraying apparatus according to the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
As shown in figure 1, a portable automatic feeding shotcrete device, including dry-type shotcrete machine 1, toper feed bin 2, feeding system 3 and unit frame 4, feeding system 3 includes the belt conveyor that two sets of symmetries set up, belt conveyor includes motorized pulley 5 and conveyor belt 6, two toper feed bins 2 set up respectively in the conveyor belt top, cooperation conveyor belt is at the bottom opening, set up elasticity feed bin 7 in the middle of two toper feed bins, additive cooperation transport such as for accelerating agent, and install vibrating motor in the elasticity feed bin, dry-type shotcrete machine 1 is installed to two sets of belt conveyor subtend discharge gate lower parts, dry-type shotcrete machine 1 is fixed 4 on the unit frame.
The device also comprises an electric control system 8 which is fixed on the unit frame and is used for controlling the dry type shotcrete machine 1 and the feeding system 3.
Wherein, the power of an electric roller of the belt conveying mechanism is 5kw, the diameter of the roller is 20mm, and the linear speed is 0.5 m/s. The bottom of the machine set frame 4 can be additionally provided with a movable tug or placed on a power chassis vehicle.
When the device is used, the device is lifted to a working area, sprayed concrete materials are loaded into the conical bin 2 by using underground shoveling equipment, additives such as an accelerating agent and the like are added into the vibrating and throwing elastic bin 7, and after relevant air-water pipelines and material pipes of the dry-type sprayed concrete machine 1 are connected, the concrete spraying operation is started. The dry type shotcrete machine is started, and the electric roller 5 of the conveyor belt is started to feed shotcrete. The adding amount of the accelerator can open the driving belt to start the interlocking button to automatically add in the same proportion or close the interlocking function to independently click to add. The material storage conditions of the elastic bin 7 for containing the accelerating agent and the conical bin 2 for containing the sprayed concrete material are observed and supplemented in time in the operation process. And after the operation of spraying the concrete is finished, stopping the belt conveying mechanism, closing the concrete spraying machine after the excess materials in the concrete spraying machine are used, finally closing a main power switch of the machine set, recovering the sprayed concrete pipeline and cleaning the machine body.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention. It should be noted that other equivalent modifications can be made by those skilled in the art in light of the teachings of the present invention, and all such modifications can be made as are within the scope of the present invention.
Claims (6)
1. The utility model provides a portable automatic feeding shotcrete device, a serial communication port, including dry-type shotcrete machine (1), toper feed bin (2), feeding system (3) and unit frame (4), feeding system (3) are including the belt conveyor who sets up of two sets of symmetries, belt conveyor includes electric cylinder (5) and conveyor belt (6), two toper feed bins (2) set up respectively in the conveyor belt top, cooperation conveyor belt is at the bottom opening, set up elasticity feed bin (7) in the middle of two toper feed bins, dry-type shotcrete machine (1) is installed to two sets of belt conveyor subtend discharge gate lower parts, dry-type shotcrete machine (1) is fixed on the unit frame (4).
2. The mobile automatic feeding shotcrete machine according to claim 1, further comprising an electric control system (8) fixed to the frame of the machine set for controlling the dry shotcrete machine (1) and the feeding system (3).
3. The mobile automatic loading shotcrete device of claim 1, wherein a vibration motor is installed in the elastic bin.
4. The mobile automatic feeding shotcrete machine according to claim 1, wherein the belt conveyor has a motorized roller power of 5kw, a roller diameter of 20mm, and a linear speed of 0.5 m/s.
5. The mobile automatic loading shotcrete machine according to claim 1, wherein a mobile tugboat is added to the bottom of the machine frame (4).
6. The mobile automatic loading shotcrete device of claim 1, wherein the unit frame (4) is placed on a power chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414899.3A CN112627856A (en) | 2020-12-03 | 2020-12-03 | Movable automatic feeding concrete spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414899.3A CN112627856A (en) | 2020-12-03 | 2020-12-03 | Movable automatic feeding concrete spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112627856A true CN112627856A (en) | 2021-04-09 |
Family
ID=75308150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011414899.3A Pending CN112627856A (en) | 2020-12-03 | 2020-12-03 | Movable automatic feeding concrete spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112627856A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201763358U (en) * | 2010-09-19 | 2011-03-16 | 中铁十二局集团有限公司 | Special concrete automatic metering shotcrete vehicle for tunnel construction |
| CN102966361A (en) * | 2012-12-17 | 2013-03-13 | 潘传国 | Novel efficient vehicle-mounted automatic feeding and pulp shooting machine |
| CN103341912A (en) * | 2013-07-11 | 2013-10-09 | 安阳市圆通机械有限公司 | Self-propelled proportioning, stirring and pumping vehicle |
| CN203239358U (en) * | 2013-05-17 | 2013-10-16 | 中铁十六局集团有限公司 | Sprayed concrete funneling vibration feeding device |
| CN104047615A (en) * | 2014-05-26 | 2014-09-17 | 山东威特立邦矿山设备有限公司 | Concrete wet shotcreting equipment for roadway |
| CN205908301U (en) * | 2016-08-26 | 2017-01-25 | 中铁四局集团有限公司 | Movable automatic tunnel concrete spraying feeding vehicle |
| CN106988761A (en) * | 2017-03-17 | 2017-07-28 | 山东聚亨源环保科技有限公司 | A kind of mining automatic charging stirs the dustless concrete tidal injection unit of material |
| CN208664069U (en) * | 2018-09-27 | 2019-03-29 | 新疆研科节能科技有限公司 | One kind is for sandstone proportioner during concrete production |
| CN212774316U (en) * | 2020-05-22 | 2021-03-23 | 金诚信矿业管理股份有限公司 | Automatic material loading dry-type whitewashing device |
-
2020
- 2020-12-03 CN CN202011414899.3A patent/CN112627856A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201763358U (en) * | 2010-09-19 | 2011-03-16 | 中铁十二局集团有限公司 | Special concrete automatic metering shotcrete vehicle for tunnel construction |
| CN102966361A (en) * | 2012-12-17 | 2013-03-13 | 潘传国 | Novel efficient vehicle-mounted automatic feeding and pulp shooting machine |
| CN203239358U (en) * | 2013-05-17 | 2013-10-16 | 中铁十六局集团有限公司 | Sprayed concrete funneling vibration feeding device |
| CN103341912A (en) * | 2013-07-11 | 2013-10-09 | 安阳市圆通机械有限公司 | Self-propelled proportioning, stirring and pumping vehicle |
| CN104047615A (en) * | 2014-05-26 | 2014-09-17 | 山东威特立邦矿山设备有限公司 | Concrete wet shotcreting equipment for roadway |
| CN205908301U (en) * | 2016-08-26 | 2017-01-25 | 中铁四局集团有限公司 | Movable automatic tunnel concrete spraying feeding vehicle |
| CN106988761A (en) * | 2017-03-17 | 2017-07-28 | 山东聚亨源环保科技有限公司 | A kind of mining automatic charging stirs the dustless concrete tidal injection unit of material |
| CN208664069U (en) * | 2018-09-27 | 2019-03-29 | 新疆研科节能科技有限公司 | One kind is for sandstone proportioner during concrete production |
| CN212774316U (en) * | 2020-05-22 | 2021-03-23 | 金诚信矿业管理股份有限公司 | Automatic material loading dry-type whitewashing device |
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Application publication date: 20210409 |
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