CN216843148U - Groove type butterfly valve - Google Patents
Groove type butterfly valve Download PDFInfo
- Publication number
- CN216843148U CN216843148U CN202123189788.XU CN202123189788U CN216843148U CN 216843148 U CN216843148 U CN 216843148U CN 202123189788 U CN202123189788 U CN 202123189788U CN 216843148 U CN216843148 U CN 216843148U
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- valve
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- valve body
- rod
- locating part
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Abstract
The utility model discloses a slot type butterfly valve, it relates to butterfly valve technical field. It includes the valve body, the valve plate is connected through the valve rod in the inner chamber of valve body, the inside cavity that is the matrix distribution of offering of valve plate, it inhales the sound cotton to fill the setting in the cavity, the fixed pipe of top fixed connection of valve body, the valve body is worn out in proper order to the valve rod, fixed union coupling turbine transmission, fixed intraductal chamber is provided with the draw-in groove fixed with the locating part joint, be provided with between the locating part that sets up from top to bottom cup joint fixed damping spring with the valve rod, fixed connection is used for filtering impurity's filter screen in the inner chamber of valve body. After the technical scheme is adopted, the beneficial effects of the utility model are that: have certain shock attenuation buffer capacity, can carry out effective spacing locking to the valve rod, prevent the rotation, improve the stability of operation, have filtering capability, prevent that the impurity in the fluid from getting into the valve body inside and causing the jam, still have at last and fall the function of making an uproar, avoid forming noise pollution, the practicality is stronger.
Description
Technical Field
The utility model relates to a butterfly valve technical field, concretely relates to slot type butterfly valve.
Background
The groove type butterfly valve is one of the regulating valves, and the butterfly valve adjusts the space inside the main body through the rotation of the valve plate, so the butterfly valve is also called a flap valve, is usually connected with a pipeline and can be used for controlling the flow of media such as water, air, oil and the like inside the pipeline, and the butterfly valve also has great progress along with the continuous progress of the regulating valve technology.
The groove type butterfly valve used at present still has certain problems in the use process, and the specific problems are as follows:
1. the valve body is lack of a buffer function and does not have effective limiting and locking capacity, and when the liquid pressure or the gas pressure changes rapidly, the valve plate and the valve rod can rotate or vibrate violently under the impact of fluid, so that the running state of the valve body is disordered;
2. the valve body is easy to be blocked by impurities after being used for a long time, so that the normal use of the valve body is influenced;
3. the fluid may generate a loud noise when striking the valve plate, which may cause noise pollution.
An object of the utility model is to provide a novel slot type butterfly valve to solve the problem that above-mentioned background art provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a slot type butterfly valve and have certain shock attenuation buffer capacity, can carry out effective spacing locking to the valve rod, prevent the rotation, improved the stability of operation, have filtering capability, prevent that impurity in the fluid from getting into the inside jam that causes of valve body, still have at last and fall the function of making an uproar, avoid the formation noise pollution, the practicality is stronger.
In order to achieve the above purpose, the utility model adopts the following technical scheme: it includes the valve body, the valve plate is connected through the valve rod to the inner chamber of valve body, the inside cavity that is the matrix distribution of seting up of valve plate, it inhales the sound cotton to fill the setting in the cavity, the fixed pipe of top fixed connection of valve body, the valve body is worn out in proper order to the valve rod, fixed union coupling turbine transmission, the body of rod and the valve body of valve rod pass through the bearing and rotate and be connected, the body of rod both sides wall that the valve rod is located the fixed intraduct is provided with the locating part of longitudinal symmetry, the locating part is fixed with fixed pipe joint, fixed intraductal chamber is provided with the draw-in groove fixed with the locating part joint, be provided with between the locating part of upper and lower setting and cup joint fixed damping spring with the valve rod, the locating part that sets up from top to bottom constitutes spacing locking structure with the upper and lower end of fixed pipe, fixed connection is used for filtering impurity's filter screen in the inner chamber of valve body.
And flange rings are arranged at two ends of the valve body.
The cavity is a sector cavity.
And a sealing gasket is arranged on one side of the bearing close to the inner cavity of the valve body.
The distance between the filter screen and the valve plate is larger than the diameter of the valve plate.
After adopting above-mentioned technical scheme, compare in prior art and have following beneficial effect:
1. the valve rod can be effectively limited and locked through the matching of the fixing pipe and the limiting piece, so that the valve rod is prevented from rotating, and the valve rod has the capacity of buffering and damping through matching with the damping spring, so that the running stability of the valve body is improved;
2. the filter screen can be arranged to filter the fluid entering the valve body, so that the phenomenon that impurities in the fluid enter the valve body to cause blockage is prevented;
3. through seting up a plurality of cavitys in that the valve plate is inside, and inhale the sound cotton in the inside packing of cavity, the noise that produces when absorption fluid striking valve plate that can be fine avoids forming noise pollution, can alleviate the weight of valve plate simultaneously to can practice thrift a large amount of materials, energy-concerving and environment-protective.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the middle valve plate 2 of the present invention.
Description of reference numerals: the valve comprises a valve body 1, a flange ring 11, a valve plate 2, a cavity 21, sound absorption cotton 211, a valve rod 3, a bearing 31, a sealing gasket 311, a fixed pipe 4, a limiting piece 41, a damping spring 42, a turbine transmission device 5 and a filter screen 6.
Detailed Description
Referring to fig. 1 to 2, the technical solution adopted by the present embodiment is: the damping valve comprises a valve body 1, wherein an inner cavity of the valve body 1 is connected with a valve plate 2 through a valve rod 3, cavities 21 distributed in a matrix form are formed in the valve plate 2, sound-absorbing cotton 211 is filled in the cavities 21, the top of the valve body 1 is fixedly connected with a fixed pipe 4, the valve rod 3 sequentially penetrates out of the valve body 1, the fixed pipe 4 is connected with a turbine transmission device 5, a rod body of the valve rod 3 is rotatably connected with the valve body 1 through a bearing 31, two side walls of the rod body, located inside the fixed pipe 4, of the valve rod 3 are provided with vertically symmetrical limiting parts 41, the limiting parts 41 are fixedly clamped with the fixed pipe 4, the inner cavity of the fixed pipe 4 is provided with a clamping groove fixedly clamped with the limiting parts 41, a damping spring 42 fixedly sleeved with the valve rod 3 is arranged between the vertically arranged limiting parts 41, the limiting piece 41 arranged up and down and the upper end and the lower end of the fixed pipe 4 form a limiting locking structure, and a filter screen 6 used for filtering impurities is fixedly connected in the inner cavity of the valve body 1.
Wherein, both ends of the valve body 1 are provided with flange rings 11.
Wherein, the cavity 21 is a sector cavity.
Wherein, a sealing gasket 311 is arranged on one side of the bearing 31 close to the inner cavity of the valve body 1.
Wherein, the distance between the filter screen 6 and the valve plate 2 is larger than the diameter of the valve plate 2.
The utility model discloses a theory of operation: during the use, the locating part that sets up from top to bottom constitutes spacing locking structure with the upper and lower end of fixed pipe, prevents the valve rod rotation, and cooperation damping spring can cushion the shock attenuation, opens the valve plate after, and the fluid through the valve body at first filters through the filter screen, prevents that impurity from getting into the valve body inside and causing the jam, inhales the noise that the sound cotton can absorb the fluid and produce when assaulting the valve plate, avoids forming noise pollution.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. A slot type butterfly valve which is characterized in that: it includes the valve body, the valve plate is connected through the valve rod to the inner chamber of valve body, the inside cavity that is the matrix distribution of seting up of valve plate, it inhales the sound cotton to fill the setting in the cavity, the fixed pipe of top fixed connection of valve body, the valve body is worn out in proper order to the valve rod, fixed union coupling turbine transmission, the body of rod and the valve body of valve rod pass through the bearing and rotate and be connected, the body of rod both sides wall that the valve rod is located the fixed intraduct is provided with the locating part of longitudinal symmetry, the locating part is fixed with fixed pipe joint, fixed intraductal chamber is provided with the draw-in groove fixed with the locating part joint, be provided with between the locating part of upper and lower setting and cup joint fixed damping spring with the valve rod, the locating part that sets up from top to bottom constitutes spacing locking structure with the upper and lower end of fixed pipe, fixed connection is used for filtering impurity's filter screen in the inner chamber of valve body.
2. The groove-type butterfly valve of claim 1, wherein: and flange rings are arranged at two ends of the valve body.
3. The groove-type butterfly valve of claim 1, wherein: the cavity is a sector cavity.
4. The groove-type butterfly valve of claim 1, wherein: and a sealing gasket is arranged on one side of the bearing close to the inner cavity of the valve body.
5. The groove-type butterfly valve of claim 1, wherein: the distance between the filter screen and the valve plate is larger than the diameter of the valve plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123189788.XU CN216843148U (en) | 2021-12-18 | 2021-12-18 | Groove type butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123189788.XU CN216843148U (en) | 2021-12-18 | 2021-12-18 | Groove type butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216843148U true CN216843148U (en) | 2022-06-28 |
Family
ID=82108792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123189788.XU Active CN216843148U (en) | 2021-12-18 | 2021-12-18 | Groove type butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216843148U (en) |
-
2021
- 2021-12-18 CN CN202123189788.XU patent/CN216843148U/en active Active
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