CN220956984U - Safety valve for membrane filter press - Google Patents
Safety valve for membrane filter press Download PDFInfo
- Publication number
- CN220956984U CN220956984U CN202322634764.3U CN202322634764U CN220956984U CN 220956984 U CN220956984 U CN 220956984U CN 202322634764 U CN202322634764 U CN 202322634764U CN 220956984 U CN220956984 U CN 220956984U
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- CN
- China
- Prior art keywords
- pressure relief
- pipe
- pressure
- column
- filter press
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- 239000012528 membrane Substances 0.000 title claims abstract description 22
- 230000001105 regulatory effect Effects 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Safety Valves (AREA)
Abstract
The utility model relates to the technical field of safety valves, and discloses a safety valve for a membrane filter press, which comprises a connecting component, a pressure relief component and a pressure regulating component; the connecting assembly comprises a connecting pipe, the middle part of the top end of the connecting pipe is communicated with an exhaust pipe, and flanges are arranged at two ends of the connecting pipe; the pressure relief assembly comprises a pressure relief pipe, and the pressure relief pipe is communicated with the exhaust pipe. According to the utility model, the pressure regulating pipe is matched with the one-way valve to charge air into the pressure relief pipe above the pressure relief column, the pressure in the pressure relief pipe above the pressure relief column can be regulated through the manual valve, then the pressure is properly discharged through the pipeline according to the inflation of the pressure gauge, when the pressure in the pipeline is greater than the pressure above the pressure relief column, the pressure relief column is pushed to move for pressure relief, otherwise, the pressure relief column does not move and does not release pressure, air leakage can occur when the sealing gasket is worn, the problem that the safety valve cannot be caused due to corrosion is avoided, and the safety accident caused by the fact that the safety valve cannot normally exhaust is further avoided, and even the safety is improved.
Description
Technical Field
The utility model relates to the technical field of safety valves, in particular to a safety valve for a membrane filter press.
Background
The membrane filter press has the advantages of high squeezing pressure, good corrosion resistance, convenient maintenance, safety, reliability and the like, is the first choice of customers in the industries of metallurgy, coal gas, papermaking, coking, pharmacy, food, brewing, fine chemical industry and the like, and needs to use a safety valve for exhausting when the membrane filter press is used so as to ensure the use safety of the membrane filter press.
In the process of implementing the present utility model, the inventor finds that at least the following problems in the prior art are not solved: the existing safety valve can adjust the opening pressure by rotating an adjusting screw rod to change the pre-tightening compression amount of a spring in a specified working pressure range, and when the existing safety valve is used for exhausting, if the spring in the safety valve is rusted, the safety valve cannot exhaust normally to cause safety accidents, and is even personal and safe, so the safety valve for the diaphragm filter press is provided.
Disclosure of utility model
The utility model aims to provide a safety valve for a membrane filter press, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a safety valve for a membrane filter press comprises a connecting component, a pressure relief component and a pressure regulating component; the connecting assembly comprises a connecting pipe, the middle part of the top end of the connecting pipe is communicated with an exhaust pipe, and flanges are arranged at two ends of the connecting pipe; the pressure relief assembly comprises a pressure relief pipe, the pressure relief pipe is communicated with the exhaust pipe, a supporting ring is fixedly connected to the inner wall of the pressure relief pipe, a pressure relief column is slidably connected in the pressure relief pipe above the supporting ring, a sealing gasket is fixedly connected to the outer side of the pressure relief column, and a pressure relief connecting disc is communicated with one end of the pressure relief pipe; the pressure regulating assembly comprises a pressure regulating pipe, an air outlet pipe and a pressure gauge, wherein the pressure regulating pipe is communicated with the pressure relief pipe far away from one end of the pressure relief connecting disc, a one-way valve is arranged in the pressure regulating pipe, the pressure gauge is communicated with the top of the pressure relief pipe, the air outlet pipe is communicated with the rear end of the pressure relief pipe, and a manual valve is arranged on the air outlet pipe.
As an alternative of the technical scheme of the application, connecting cylinders are fixedly connected to the two sides of the top of the pressure relief column, connecting rods are fixedly connected to the two sides of the top of the inner cavity of the pressure relief tube, and the two connecting cylinders are respectively sleeved on the outer sides of the two connecting rods in a sliding manner.
As an alternative of the technical scheme of the application, the sealing rings are fixedly connected with one ends of the outer sides of the flange plate and the pressure relief connecting disc, and the sealing rings are made of rubber.
As an alternative of the technical scheme of the application, the opposite ends of the exhaust pipe and the pressure relief pipe are fixedly connected with mounting plates, and a fixing bolt penetrates through the two mounting plates.
As an alternative of the technical scheme of the application, the outer diameter of the pressure relief column is larger than the inner diameter of the supporting ring, and the outer diameter of the pressure relief column is the same as the outer diameter of the supporting ring.
As an alternative of the technical scheme of the application, the outer side of the pressure relief column and the connection part of the pressure relief connecting disc and the pressure relief pipe are matched.
As an alternative of the technical scheme of the application, the distance of upward movement of the pressure relief column is greater than the height of the pressure relief column.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
According to the technical scheme, through the arrangement of the pressure relief pipe, the support ring, the pressure relief column, the sealing gasket, the pressure regulating pipe, the air outlet pipe, the pressure gauge, the one-way valve, the air outlet pipe and the manual valve, air can be inflated into the pressure relief pipe above the pressure relief column through the cooperation of the pressure regulating pipe and the one-way valve, the pressure in the pressure relief pipe above the pressure relief column can be regulated through the manual valve, then the pressure is properly inflated according to the pressure gauge, when the pressure in the pipeline is greater than the pressure above the pressure relief column, the pressure relief column is pushed to move for pressure relief, otherwise, the pressure relief column does not move for pressure relief, air leakage can occur when the sealing gasket is worn, the problem that the safety valve cannot relieve pressure due to corrosion is further avoided, and safety accidents, even personal safety, caused by incapability of normal air discharge of the safety valve are avoided.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is an overall perspective view of a relief valve for use with a membrane filter press of the present utility model;
FIG. 2 is an overall front view of a relief valve for use with a membrane filter press of the present utility model;
FIG. 3 is a schematic diagram of the internal structure of a relief tube of a relief valve used in a membrane filter press according to the present utility model;
FIG. 4 is a bottom view of the relief tube of a relief valve for use with a membrane filter press of the present utility model;
Fig. 5 is a top view of a relief tube of a relief valve for use with a membrane filter press of the present utility model.
In the figure: 1. a connecting pipe; 101. an exhaust pipe; 102. a flange plate; 2. a pressure relief tube; 201. a pressure relief connecting disc; 202. a support ring; 203. a sealing gasket; 204. a pressure relief column; 3. a mounting plate; 301. a fixing bolt; 4. a pressure gauge; 5. a pressure regulating tube; 501. a one-way valve; 6. an air outlet pipe; 601. a manual valve; 7. a seal ring; 8. a connecting cylinder; 801. and (5) connecting a rod.
Detailed Description
Referring to fig. 1-5, the present utility model provides a technical solution: a safety valve for a membrane filter press comprises a connecting component, a pressure relief component and a pressure regulating component; the connecting assembly comprises a connecting pipe 1, an exhaust pipe 101 is communicated with the middle part of the top end of the connecting pipe 1, and flanges 102 are arranged at two ends of the connecting pipe 1; the pressure relief assembly comprises a pressure relief pipe 2, wherein the pressure relief pipe 2 is communicated with the exhaust pipe 101, the inner wall of the pressure relief pipe 2 is fixedly connected with a support ring 202, a pressure relief column 204 is slidably connected in the pressure relief pipe 2 above the support ring 202, a sealing gasket 203 is fixedly connected to the outer side of the pressure relief column 204, and one end of the pressure relief pipe 2 is communicated with a pressure relief connecting disc 201; the pressure regulating subassembly includes pressure regulating pipe 5, outlet duct 6 and manometer 4, and pressure regulating pipe 5 intercommunication is on keeping away from pressure release pipe 2 of pressure release connection pad 201 one end, installs check valve 501 in the pressure regulating pipe 5, and manometer 4 intercommunication is at pressure release pipe 2's top, and outlet duct 6 intercommunication is at pressure release pipe 2's rear end, and installs manual valve 601 on the outlet duct 6.
In this kind of technical scheme, through the setting of pressure release pipe 2, support ring 202, pressure release post 204, sealed pad 203, pressure regulating pipe 5, outlet duct 6, manometer 4, check valve 501, outlet duct 6 and manual valve 601, can aerify gas in the pressure release pipe 2 of pressure release post 204 top through pressure regulating pipe 5 cooperation check valve 501, and can adjust the pressure in the pressure release pipe 2 of pressure release post 204 top through manual valve 601, then promote the pressure release post 204 and remove the pressure release when the pressure in the pipeline is greater than the pressure of pressure release post 204 top according to the pressure gauge 4, otherwise pressure release post 204 can not remove and carry out the pressure release, can take place the gas leakage when sealed pad 203 wearing and tearing, can not lead to the fact the unable problem of pressure release of relief valve because of the corrosion, further avoid the unable normal exhaust of relief valve to cause the incident, even personal safety.
In some technical schemes, the connecting cylinders 8 are fixedly connected to two sides of the top of the pressure relief column 204, the connecting rods 801 are fixedly connected to two sides of the top of the inner cavity of the pressure relief tube 2, and the two connecting cylinders 8 are respectively sleeved on the outer sides of the two connecting rods 801 in a sliding manner.
In this kind of technical scheme, through the setting of connecting cylinder 8 and connecting rod 801, and then can lead the reciprocates of pressure release post 204, further improvement pressure release post 204 connects the stability in pressure release pipe 2.
In some technical schemes, the sealing rings 7 are fixedly connected to the outer ends of the flange 102 and the pressure relief connecting disc 201, and the sealing rings 7 are made of rubber.
In this solution, the sealing ring 7 is provided, so that the tightness of the connection of the safety valve to the pipe can be improved.
In some technical solutions, the opposite ends of the exhaust pipe 101 and the pressure relief pipe 2 are fixedly connected with mounting plates 3, and a fixing bolt 301 penetrates between the two mounting plates 3.
In this technical scheme, through the setting of mounting disc 3 and gim peg 301, and then be convenient for carry out dismouting to pressure release pipe 2, further be convenient for change the pressure release post 204 of damage.
In some embodiments, the outer diameter of the pressure relief pillar 204 is larger than the inner diameter of the support ring 202, and the outer diameter of the pressure relief pillar 204 is the same as the outer diameter of the support ring 202.
In this solution, it is ensured that the support ring 202 can support the pressure relief column 204, and that the pressure relief is performed by moving the pressure relief column 204.
In some technical solutions, the outer side of the pressure relief column 204 and the connection point of the pressure relief connection disc 201 and the pressure relief pipe 2 are matched.
In this technical scheme, can be to the junction of pressure release connection pad 201 and pressure release pipe 2 shutoff completely through pressure release post 204, and then guarantee the leakproofness of relief valve.
In some embodiments, the distance that pressure relief column 204 moves upward is greater than the height of pressure relief column 204.
In this solution, it is ensured that the pressure relief column 204 can move upwards for pressure relief.
When the pressure gauge is used, firstly, the safety valve is connected to a pipeline needing pressure relief through the flange 102, then gas can be inflated into the pressure relief pipe 2 above the pressure relief column 204 through the pressure regulating pipe 5 matched with the one-way valve 501, and the pressure in the pressure relief pipe 2 above the pressure relief column 204 can be regulated through the manual valve 601, then the proper pipeline air relief pressure is inflated according to the pressure gauge 4, when the pressure in the pipeline is greater than the pressure above the pressure relief column 204, the pressure relief column 204 is pushed to move for pressure relief, otherwise, the pressure relief column 204 does not move for pressure relief, air leakage can occur when the sealing gasket 203 is worn, the problem that the safety valve cannot relieve pressure due to corrosion is solved, safety accidents caused by incapability of normal air discharge of the safety valve are further avoided, and even personal safety is further avoided, and when the sealing gasket 203 is worn, the pressure relief pipe 2 is conveniently disassembled and assembled through the mounting plate 3 and the fixing bolt 301, and damaged pressure relief column 204 is further convenient to replace.
Claims (7)
1. A relief valve for use with a membrane filter press, characterized by: comprises a connecting component, a pressure relief component and a pressure regulating component;
The connecting assembly comprises a connecting pipe (1), an exhaust pipe (101) is communicated with the middle part of the top end of the connecting pipe (1), and flange plates (102) are arranged at two ends of the connecting pipe (1);
The pressure relief assembly comprises a pressure relief pipe (2), the pressure relief pipe (2) is communicated with the exhaust pipe (101), a support ring (202) is fixedly connected to the inner wall of the pressure relief pipe (2), a pressure relief column (204) is slidably connected in the pressure relief pipe (2) above the support ring (202), a sealing gasket (203) is fixedly connected to the outer side of the pressure relief column (204), and a pressure relief connecting disc (201) is communicated with one end of the pressure relief pipe (2);
The pressure regulating subassembly includes pressure regulating pipe (5), outlet duct (6) and manometer (4), pressure regulating pipe (5) intercommunication is on pressure release pipe (2) of keeping away from pressure release connection pad (201) one end, install check valve (501) in pressure regulating pipe (5), manometer (4) intercommunication is at the top of pressure release pipe (2), outlet duct (6) intercommunication is at the rear end of pressure release pipe (2), and installs manual valve (601) on outlet duct (6).
2. A safety valve for use with a membrane filter press as claimed in claim 1, wherein: the pressure relief column is characterized in that connecting cylinders (8) are fixedly connected to the two sides of the top of the pressure relief column (204), connecting rods (801) are fixedly connected to the two sides of the top of the inner cavity of the pressure relief tube (2), and the two connecting cylinders (8) are respectively sleeved on the outer sides of the two connecting rods (801) in a sliding mode.
3. A safety valve for use with a membrane filter press as claimed in claim 1, wherein: the sealing ring (7) is fixedly connected to the outer side ends of the flange plate (102) and the pressure relief connecting disc (201), and the sealing ring (7) is made of rubber.
4. A safety valve for use with a membrane filter press as claimed in claim 1, wherein: the two ends of the exhaust pipe (101) and the pressure relief pipe (2) opposite to each other are fixedly connected with mounting plates (3), and fixing bolts (301) penetrate through the two mounting plates (3).
5. A safety valve for use with a membrane filter press as claimed in claim 1, wherein: the outer diameter of the pressure relief column (204) is larger than the inner diameter of the support ring (202), and the outer diameter of the pressure relief column (204) is the same as the outer diameter of the support ring (202).
6. A safety valve for use with a membrane filter press as claimed in claim 1, wherein: the outer side of the pressure relief column (204) and the joint of the pressure relief connecting disc (201) and the pressure relief pipe (2) are matched.
7. A safety valve for use with a membrane filter press as claimed in claim 1, wherein: the upward moving distance of the pressure relief column (204) is larger than the height of the pressure relief column (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322634764.3U CN220956984U (en) | 2023-09-27 | 2023-09-27 | Safety valve for membrane filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322634764.3U CN220956984U (en) | 2023-09-27 | 2023-09-27 | Safety valve for membrane filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220956984U true CN220956984U (en) | 2024-05-14 |
Family
ID=91005539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322634764.3U Active CN220956984U (en) | 2023-09-27 | 2023-09-27 | Safety valve for membrane filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220956984U (en) |
-
2023
- 2023-09-27 CN CN202322634764.3U patent/CN220956984U/en active Active
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