CN220016209U - Manual pressure regulating valve - Google Patents
Manual pressure regulating valve Download PDFInfo
- Publication number
- CN220016209U CN220016209U CN202321623748.8U CN202321623748U CN220016209U CN 220016209 U CN220016209 U CN 220016209U CN 202321623748 U CN202321623748 U CN 202321623748U CN 220016209 U CN220016209 U CN 220016209U
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- adjusting
- seat
- base
- cavity
- regulating valve
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 74
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 28
- 230000006641 stabilisation Effects 0.000 abstract description 5
- 238000011105 stabilization Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a manual pressure regulating valve, comprising: the base that separately is equipped with inlet and liquid outlet, the upper end sealing connection of base has a guide holder and forms an upper cavity with this guide holder between, the lower extreme sealing connection of base has a supporting seat and forms a cavity down with this supporting seat between, the upper end of guide holder has an adjusting seat through threaded connection and forms an adjusting bin with this adjusting seat between, be provided with a first mount pad in the upper cavity, be provided with a second mount pad in the lower cavity, the lower extreme and the first mount pad of a vertically extending ejector pin are connected, extend to in adjusting bin with guide holder sliding fit's the upper end of ejector pin and be connected with an adjusting block, be provided with an elastic component that is in compression state between adjusting block and the adjusting seat. The utility model can realize the adjustment of the pressure of the fluid at the liquid outlet after depressurization and pressure stabilization, and further meets the requirement of fluid pressure adjustment and the consistency and stability of the fluid pressure at the liquid outlet.
Description
Technical Field
The utility model relates to the technical field of dispensing valves, in particular to a manual pressure regulating valve.
Background
A pressure stabilizing valve, also called a pressure reducing valve, is a valve capable of maintaining the pressure of fluid output from an outlet stable, and reducing the pressure of fluid entering the interior of the valve to the pressure required by a pipeline behind the valve, and then outputting the fluid from the outlet. The pressure stabilizing valve is widely applied to high-rise buildings, areas with excessive water pressure of urban water supply pipelines, mines and other occasions, so as to ensure that each water point in the water supply system obtains proper service water pressure and flow. However, when the pressure stabilizing valve in the prior art is used in the dispensing industry, since the fluid itself has a certain viscosity, a problem of unstable pressure of the fluid to be finally outputted easily occurs.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a manual pressure regulating valve which can realize the regulation of the pressure of fluid at a liquid outlet after pressure reduction and pressure stabilization, and further meet the requirement of fluid pressure regulation and the consistency and stability of the fluid pressure at the liquid outlet.
In order to solve the technical problems, the utility model adopts the following technical scheme: a manual pressure regulating valve comprising: the device comprises a base, a guide seat, a supporting seat, a regulating seat and a regulating bin, wherein the base is separately provided with a liquid inlet and a liquid outlet, the upper end of the base is hermetically connected with the guide seat, an upper cavity is formed between the guide seat and the upper end of the base, the lower end of the base is hermetically connected with the supporting seat, a lower cavity is formed between the support seat and the lower end of the base, and the upper end of the guide seat is connected with the regulating seat through threads, and the regulating bin is formed between the regulating seat and the upper end of the guide seat;
a first mounting seat is arranged in the upper cavity, a second mounting seat is arranged in the lower cavity, the first mounting seat and the second mounting seat which can move in the vertical direction are connected through a connecting rod penetrating through the base, the lower end of a vertically extending ejector rod is connected with the first mounting seat, the upper end of the ejector rod which is in sliding fit with the guide seat extends into the adjusting bin and is connected with an adjusting block, and an elastic piece in a compressed state is arranged between the adjusting block and the adjusting seat;
be provided with a feed liquor passageway in the base, upper end and feed liquor mouth intercommunication the lower extreme and the lower cavity intercommunication of feed liquor passageway are located on the second mount pad in the lower cavity and are located its one side that is close to the feed liquor passageway and install a end cap, vertically be provided with a spring that is in compression state between the opposite side of second mount pad and the supporting seat, when being in non-service condition, the end cap seals the cooperation with the export of feed liquor passageway lower extreme, be located on the base and the feed liquor passageway is provided with the drain passageway of cavity and liquid outlet under the intercommunication in feed liquor mouth one side mutually.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, an air hole communicated with the adjusting bin is formed in the upper surface of the adjusting seat.
2. In the scheme, the elastic piece is a heavy-load rectangular spring.
3. In the above scheme, an adjusting groove is respectively formed in the upper surface of the guide seat and the lower surface of the adjusting seat, and the lower end of the adjusting seat is embedded into the adjusting groove on the guide seat, so that the adjusting bin is formed between 2 adjusting grooves.
4. In the scheme, the outer surface of the lower end of the adjusting seat is connected with the inner wall of the adjusting groove on the guide seat through threads.
5. In the scheme, the adjusting block is a T-shaped block, the vertical part of the adjusting block is embedded into the central through hole of the elastic piece, and the horizontal part of the adjusting block, which is arranged towards the ejector rod, is in extrusion contact with the elastic piece.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses a manual pressure regulating valve, the upper end of a base is connected with a guide seat in a sealing way and forms an upper cavity with the guide seat, the lower end of the base is connected with a supporting seat in a sealing way and forms a lower cavity with the supporting seat, the upper end of the guide seat is connected with an adjusting seat through threads and forms an adjusting bin with the adjusting seat, a first mounting seat is arranged in the upper cavity, a second mounting seat is arranged in the lower cavity, the first mounting seat and the second mounting seat which can move in the vertical direction are connected through a connecting rod penetrating through the base, the lower end of a vertically extending ejector rod is connected with the first mounting seat, the upper end of the ejector rod which is in sliding fit with the guide seat extends into the adjusting bin and is connected with an adjusting block, an elastic piece in a compression state is arranged between the adjusting block and the adjusting seat, a liquid inlet channel is arranged in the base, the lower end of the liquid inlet channel with the upper end communicated with the liquid inlet is communicated with the lower cavity, a plug is arranged on a second mounting seat in the lower cavity and positioned at one side of the second mounting seat close to the liquid inlet channel, a spring in a compressed state is vertically arranged between the other side of the second mounting seat and the supporting seat, when the liquid inlet channel is in a non-use state, the plug is in sealed fit with an outlet at the lower end of the liquid inlet channel, a liquid outlet channel communicated with the lower cavity and the liquid outlet is arranged on the base and positioned at one side of the liquid inlet channel opposite to the liquid inlet, through the plug which reciprocates under the action of the spring, fluid entering from the liquid inlet at a certain pressure can be sequentially discharged from the liquid outlet outwards through the liquid inlet channel and the lower cavity at a smaller pressure, the balance and stability of the output fluid pressure can be improved, the length of the regulating bin can be regulated through rotating the guide seat, and the regulation of the extruded state of the elastic piece can be realized, finally, elastic adjustment of the tension force of the spring is realized, so that the pressure of fluid at the liquid outlet after pressure reduction and pressure stabilization is adjusted, and the requirements for fluid pressure adjustment and consistency and stability of the fluid pressure at the liquid outlet are further met; the upper surface of the adjusting seat is further provided with an air hole communicated with the adjusting bin, so that adverse interference to the valve body caused by gas pressure change in the bin in the adjusting process of adjusting the inner length of the adjusting bin can be effectively avoided, assembly and disassembly among components are facilitated, and the safety of the valve body is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a manual pressure regulating valve of the present utility model;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view at C of FIG. 2;
FIG. 4 is an enlarged view of FIG. 2 at D;
fig. 5 is a schematic cross-sectional view taken along line B-B of fig. 1.
In the above figures: 1. a liquid inlet; 2. a liquid outlet; 3. a base; 301. a body portion; 302. an upper sleeve portion; 303. a lower sleeve portion; 4. a guide seat; 5. a support base; 51. a mounting hole; 61. an upper cavity; 62. a lower cavity; 71. a first mount; 72. a second mounting base; 8. a connecting rod; 81. a screw; 82. connecting sleeves; 9. a push rod; 10. a liquid inlet channel; 11. a plug; 12. a spring; 13. a liquid outlet channel; 14. a connecting pipe; 151. a plug ring; 152. a compression ring; 153. a retainer ring; 16. a threaded plug; 171. a seal ring; 172. a retainer ring; 18. an adjusting seat; 19. adjusting the bin; 20. adjusting the block; 21. an elastic member; 22. and (5) air holes.
Detailed Description
The present patent will be further understood by the specific examples given below, which are not intended to be limiting.
Example 1: a manual pressure regulating valve comprising: the liquid inlet and outlet device comprises a base 3 provided with a liquid inlet 1 and a liquid outlet 2 separately, wherein the upper end of the base 3 is connected with a guide seat 4 in a sealing way and an upper cavity 61 is formed between the guide seat 4 and the guide seat, the lower end of the base 3 is connected with a supporting seat 5 in a sealing way and a lower cavity 62 is formed between the supporting seat 5 and the lower end of the base 3, and the upper end of the guide seat 4 is connected with an adjusting seat 18 in a threaded way and an adjusting bin 19 is formed between the adjusting seat 18;
a first mounting seat 71 is arranged in the upper cavity 61, a second mounting seat 72 is arranged in the lower cavity 62, the first mounting seat 71 and the second mounting seat 72 which can move in the vertical direction are connected through a connecting rod 8 penetrating through the base 3, the lower end of a vertically extending ejector rod 9 is connected with the first mounting seat 71, the upper end of the ejector rod 9 which is in sliding fit with the guide seat 4 extends into the adjusting bin 19 and is connected with an adjusting block 20, and an elastic piece 21 in a compressed state is arranged between the adjusting block 20 and the adjusting seat 18;
the base 3 is internally provided with a liquid inlet channel 10, the upper end of the liquid inlet channel 10 communicated with the liquid inlet 1 is communicated with the lower cavity 62, a plug 11 is arranged on a second mounting seat 72 positioned in the lower cavity 62 and positioned on one side of the second mounting seat close to the liquid inlet channel 10, a spring 12 in a compressed state is vertically arranged between the other side of the second mounting seat 72 and the supporting seat 5, when the base is in a non-use state, the plug 11 is in sealing fit with an outlet at the lower end of the liquid inlet channel 10, and a liquid outlet channel 13 communicated with the lower cavity 62 and the liquid outlet 2 is arranged on the base 3 and positioned on one side of the liquid inlet channel 10 opposite to the liquid inlet 1.
The air hole 22 communicated with the adjusting bin 19 is formed in the upper surface of the adjusting seat 18, so that adverse interference to the valve body caused by gas pressure change in the bin in the adjusting process of the inner length of the adjusting bin can be effectively avoided, assembly and disassembly among components are facilitated, and the safety of the valve body is improved.
The elastic member 21 is a heavy-load rectangular spring.
The upper surface of the guide seat 4 and the lower surface of the adjusting seat 18 are respectively provided with an adjusting groove, and the lower end of the adjusting seat 18 is embedded into the adjusting groove on the guide seat 4, so that the adjusting bin 19 is formed between 2 adjusting grooves.
The outer surface of the lower end of the adjusting seat 18 is connected with the inner wall of the adjusting groove on the guide seat 4 through threads.
The adjusting block 20 is a T-shaped block, and a vertical portion of the adjusting block 20 is inserted into a central through hole of the elastic member 21, and a horizontal portion of the adjusting block 20 disposed toward the ejector 9 is in press contact with the elastic member 21.
Example 2: a manual pressure regulating valve comprising: the liquid inlet and outlet device comprises a base 3 provided with a liquid inlet 1 and a liquid outlet 2 separately, wherein the upper end of the base 3 is connected with a guide seat 4 in a sealing way and an upper cavity 61 is formed between the guide seat 4 and the guide seat, the lower end of the base 3 is connected with a supporting seat 5 in a sealing way and a lower cavity 62 is formed between the supporting seat 5 and the lower end of the base 3, and the upper end of the guide seat 4 is connected with an adjusting seat 18 in a threaded way and an adjusting bin 19 is formed between the adjusting seat 18;
a first mounting seat 71 is arranged in the upper cavity 61, a second mounting seat 72 is arranged in the lower cavity 62, the first mounting seat 71 and the second mounting seat 72 which can move in the vertical direction are connected through a connecting rod 8 penetrating through the base 3, the lower end of a vertically extending ejector rod 9 is connected with the first mounting seat 71, the upper end of the ejector rod 9 which is in sliding fit with the guide seat 4 extends into the adjusting bin 19 and is connected with an adjusting block 20, and an elastic piece 21 in a compressed state is arranged between the adjusting block 20 and the adjusting seat 18;
the base 3 is internally provided with a liquid inlet channel 10, the upper end of the liquid inlet channel 10 communicated with the liquid inlet 1 is communicated with the lower cavity 62, a plug 11 is arranged on a second mounting seat 72 positioned in the lower cavity 62 and positioned on one side of the second mounting seat close to the liquid inlet channel 10, a spring 12 in a compressed state is vertically arranged between the other side of the second mounting seat 72 and the supporting seat 5, when the base is in a non-use state, the plug 11 is in sealing fit with an outlet at the lower end of the liquid inlet channel 10, and a liquid outlet channel 13 communicated with the lower cavity 62 and the liquid outlet 2 is arranged on the base 3 and positioned on one side of the liquid inlet channel 10 opposite to the liquid inlet 1.
The upper surface of the guide seat 4 and the lower surface of the adjusting seat 18 are respectively provided with an adjusting groove, and the lower end of the adjusting seat 18 is embedded into the adjusting groove on the guide seat 4, so that the adjusting bin 19 is formed between 2 adjusting grooves.
The upper end of the liquid outlet channel 13, which is communicated with the lower cavity 62 at the lower end, is communicated with the upper cavity 61, and the space for further buffering and static pressure is provided for the decompressed liquid through the upper cavity, so that the balance and stability of the liquid pressure finally discharged from the liquid outlet outwards are improved on the basis of realizing the liquid pressure.
The lower part of the liquid inlet channel 10 is embedded with a connecting pipe 14, and the plug 11 can be embedded into the lower end of the connecting pipe 14 and is tightly matched with the inner wall of the connecting pipe 14.
The inner wall of the upper portion of the connection pipe 14 is formed in an opened cone shape.
The number of the connecting rods 8 is 2, and the 2 connecting rods 8 are respectively connected with the ends of the first mounting seat 71 and the second mounting seat 72.
The connecting rod 8 further comprises a screw 81 passing through the first mounting seat 71 and the second mounting seat 72 in sequence, and a connecting sleeve 82 sleeved on the screw 81 and positioned between the first mounting seat 71 and the second mounting seat 72.
The guide seat 4 is connected with the ejector rod 9 in a sealing way through at least one universal plug ring 151.
The number of the universal stopper rings 151 is 2, and a pressing ring 152 and a retainer ring 153 are sequentially stacked below the 2 stacked universal stopper rings 151.
The plug ring 151, the compression ring 152 and the retainer 153 are respectively sleeved on the ejector rod 9 and are tightly matched with the inner wall of the guide seat 4.
The lower surface of the supporting seat 5 is provided with a mounting hole 51 communicated with the lower cavity 62, and the lower end of the spring 12 is embedded into the mounting hole 51 and is in extrusion contact with the threaded plug 16 arranged in the mounting hole 51.
The screw plug 16 having the external screw thread is screw-coupled to the inner wall of the lower end of the mounting hole 51.
The base 3 further includes: a body 301 having a liquid inlet 1 and a liquid outlet 2, an upper sleeve 302 connected to the guide holder 4, and a lower sleeve 303 connected to the support holder 5 are provided.
The lower end of the guide seat 4 provided with the upper cavity groove and the upper end of the support seat 5 provided with the lower cavity groove are respectively embedded into the upper sleeve part 302 and the lower sleeve part 303 correspondingly, and a sealing ring 171 is arranged between the inner walls of the upper sleeve part 302 and the lower sleeve part 303 and the outer surfaces of the guide seat 4 and the support seat 5.
A retainer ring 172 is provided on both upper and lower sides of each seal ring 171.
The working principle of the utility model is as follows:
the acting force of the second mounting seat on the spring is regulated through the ejector rod, so that the reverse tension of the spring is regulated;
when the pressure of the liquid inlet is smaller than the tension force of the spring, the plug is in sealing connection with the outlet at the lower end of the liquid inlet channel, and when the pressure of the liquid inlet is smaller than the pressure force of the liquid inlet, the fluid entering from the liquid inlet drives the plug to move towards the direction of the spring, and a fluid channel is formed between the plug and the liquid inlet channel, so that the fluid enters the lower cavity, the downward adjustment of the pressure of the fluid is realized in the process, the pressure equalization and the pressure stabilization are carried out in the lower cavity, and finally the fluid is output outwards from the liquid outlet;
the upper cavity and the lower cavity are further communicated through the liquid outlet channel, and the buffer space of the fluid after decompression is increased, so that the balance and stability of the pressure of the fluid output from the liquid outlet are further improved while the pressure is reduced.
By adopting the manual pressure regulating valve, fluid entering from the liquid inlet at a certain pressure can sequentially flow through the liquid inlet channel and the lower cavity and then is outwards output from the liquid outlet at a smaller pressure, the balance and stability of the output fluid pressure can be improved, the length of the regulating bin can be regulated by rotating the guide seat, the elastic piece is regulated in a pressed state, and finally the elastic regulation of the spring tension force is realized, so that the pressure of the fluid at the liquid outlet after pressure reduction and pressure stabilization is regulated, and the requirements for regulating the fluid pressure and the consistency and stability of the fluid pressure at the liquid outlet are further met; the upper surface of the adjusting seat is further provided with an air hole communicated with the adjusting bin, so that adverse interference to the valve body caused by gas pressure change in the bin in the adjusting process of adjusting the inner length of the adjusting bin can be effectively avoided, assembly and disassembly among components are facilitated, and the safety of the valve body is improved.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (6)
1. A manual pressure regulating valve comprising: base (3) that separately is equipped with inlet (1) and liquid outlet (2), its characterized in that: an upper cavity (61) is formed between the upper end of the base (3) and a guide seat (4) in a sealing manner, a supporting seat (5) is connected with the lower end of the base (3) in a sealing manner, a lower cavity (62) is formed between the lower end of the base (3) and the supporting seat (5), and an adjusting seat (18) is connected with the upper end of the guide seat (4) through threads, and an adjusting bin (19) is formed between the upper end of the guide seat and the adjusting seat (18);
a first mounting seat (71) is arranged in the upper cavity (61), a second mounting seat (72) is arranged in the lower cavity (62), the first mounting seat (71) and the second mounting seat (72) which can move in the vertical direction are connected through a connecting rod (8) penetrating through the base (3), the lower end of a vertically extending ejector rod (9) is connected with the first mounting seat (71), the upper end of the ejector rod (9) which is in sliding fit with the guide seat (4) extends into the adjusting bin (19) and is connected with an adjusting block (20), and an elastic piece (21) in a compressed state is arranged between the adjusting block (20) and the adjusting seat (18);
be provided with a feed liquor passageway (10) in base (3), upper end and feed liquor mouth (1) intercommunication feed liquor passageway (10) lower extreme and lower cavity (62) intercommunication, be located on second mount pad (72) in lower cavity (62) and be located its one side that is close to feed liquor passageway (10) and install a end cap (11), be provided with a spring (12) in compression state between the opposite side of second mount pad (72) and supporting seat (5) vertically, when being in non-use state, end cap (11) and the export sealing fit of feed liquor passageway (10) lower extreme, be located on base (3) and be located feed liquor passageway (10) and be provided with a drain passageway (13) that link to lower cavity (62) and drain mouth (2) in feed liquor mouth (1) one side mutually.
2. The manual pressure regulating valve according to claim 1, wherein: an air hole (22) communicated with the adjusting bin (19) is formed in the upper surface of the adjusting seat (18).
3. The manual pressure regulating valve according to claim 1, wherein: the elastic piece (21) is a heavy-load rectangular spring.
4. The manual pressure regulating valve according to claim 1, wherein: an adjusting groove is respectively formed in the upper surface of the guide seat (4) and the lower surface of the adjusting seat (18), and the lower end of the adjusting seat (18) is embedded into the adjusting groove on the guide seat (4), so that an adjusting bin (19) is formed between the 2 adjusting grooves.
5. The manual pressure regulating valve according to claim 4, wherein: the outer surface of the lower end of the adjusting seat (18) is connected with the inner wall of the adjusting groove on the guide seat (4) through threads.
6. The manual pressure regulating valve according to claim 1, wherein: the adjusting block (20) is a T-shaped block, the vertical part of the adjusting block (20) is embedded into the central through hole of the elastic piece (21), and the horizontal part of the adjusting block (20) which is arranged towards the ejector rod (9) is in extrusion contact with the elastic piece (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623748.8U CN220016209U (en) | 2023-06-26 | 2023-06-26 | Manual pressure regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623748.8U CN220016209U (en) | 2023-06-26 | 2023-06-26 | Manual pressure regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220016209U true CN220016209U (en) | 2023-11-14 |
Family
ID=88694688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321623748.8U Active CN220016209U (en) | 2023-06-26 | 2023-06-26 | Manual pressure regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220016209U (en) |
-
2023
- 2023-06-26 CN CN202321623748.8U patent/CN220016209U/en active Active
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