CN212868619U - Novel spring safety valve - Google Patents
Novel spring safety valve Download PDFInfo
- Publication number
- CN212868619U CN212868619U CN202021782763.3U CN202021782763U CN212868619U CN 212868619 U CN212868619 U CN 212868619U CN 202021782763 U CN202021782763 U CN 202021782763U CN 212868619 U CN212868619 U CN 212868619U
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- 238000001914 filtration Methods 0.000 claims abstract description 7
- 230000006698 induction Effects 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 abstract description 18
- 238000007906 compression Methods 0.000 abstract description 18
- 239000012535 impurity Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of safety valves, in particular to a novel spring type safety valve, which comprises a valve body, a slide block, a pressure-relief cavity and a feeding cavity, wherein the slide block, the pressure-relief cavity and the feeding cavity are arranged in the valve body; in practical application, the pressure adjusting device drives the adjusting rod to ascend or descend so as to compress or extend the spring and realize the adjustment of the compression force of the spring in the valve body; the pressure of the spring is detected by a pressure induction sensor; the compression force of the spring is displayed and controlled through a control device; impurities entering the valve body are filtered through the filtering component; the utility model discloses but the internal pressure size of direct observation relief valve, pressure adjustment is accurate, can prevent that the foreign matter from getting into the relief valve, uses safer and more reliable.
Description
Technical Field
The utility model relates to a relief valve technical field specifically is a novel spring relief valve.
Background
The spring type safety valve is characterized in that a valve or a plunger and other sealing elements of the valve are locked by means of elastic pressure of a spring, once high pressure generated after the pressure of a pressure container is abnormal overcomes the spring pressure of the safety valve, a locking device is pushed open, a pressure relief channel is formed, and the high pressure is released.
The prior Chinese patent with the publication number of CN203146939U discloses a duplex spring type safety valve, which comprises a valve body and a valve seat which are connected, wherein the upper end of the valve body is screwed with an adjusting nut, the inner top of the adjusting nut and the valve body are respectively and fixedly provided with an upper spring guide pad and a lower spring guide pad which are opposite to each other, the upper spring guide pad and the lower spring guide pad are respectively internally provided with a spring seat, a compression spring is connected between the two spring seats, the lower end of the lower spring guide pad is provided with a valve clack corresponding to the valve seat, the valve clack is tightly propped against the upper end of the valve seat through the pressure of the compression spring, and the sealing;
when the spring type safety valve is used, the elastic force of the compression spring is controlled by rotating the adjusting nut at the top, but the adjustment can be carried out only by feeling during adjustment, the adjustment amount is different every time, and the accuracy of controlling the elastic force of the compression spring is low; and the spring relief valve of this kind of structure, when the pressure release, the medium can enter into the top of valve clack, promptly with compression spring direct contact, corrodes compression spring easily, influences compression spring's elasticity, in case compression spring's elasticity appears the deviation, pressure value when this relief valve pressure release will appear changing, has the potential safety hazard, when pressure in the pressure vessel reachs the critical point but can not normally relieve the pressure, causes trouble, accident easily. In addition, spring-loaded safety valves are often used in various drainage or delivery pipelines, and as impurities or debris are often entrained in the transported liquid or gas, the impurities or debris, once introduced into the safety valve, can affect the normal use of the safety valve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to foretell not enough, provide a but direct observation relief valve internal pressure size, pressure adjustment is accurate, can prevent that the foreign matter from getting into the relief valve, uses more safe and reliable's novel spring relief valve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel spring type safety valve comprises a valve body and a sliding block horizontally arranged in the valve body, wherein the sliding block divides the interior of the valve body into a pressure cavity and a feeding cavity from top to bottom, a pressure relief pipe is arranged on the side wall of the pressure cavity, a feeding pipe is arranged at the bottom of the feeding cavity, a discharging pipe is arranged on the side wall of the feeding cavity, an adjusting rod and a spring are vertically arranged in the pressure cavity, a pressure adjusting device is arranged at the top of the pressure cavity, the output end of the pressure adjusting device is in driving connection with the top of the adjusting rod, the top of the spring is fixedly connected with the bottom of the adjusting rod, the bottom of the spring is fixedly connected with the top of the sliding block, the sliding block slides up and down along the inner wall of the pressure cavity through compression or extension of the spring, a pressure sensing sensor is arranged on, the outer side wall of the valve body is provided with a control device, and the pressure adjusting device and the pressure sensing sensor are electrically connected with the control device.
Further, along adjusting pole length direction, the regulation pole left and right sides be provided with the guide way on the pressurized intracavity wall, the lateral wall sliding connection of adjusting the pole the guide way.
Further, a hollow sleeve is sleeved on the spring, and the bottom of the hollow sleeve is fixedly connected with the sliding block.
Furthermore, the pressure adjusting device is an electric telescopic rod, the electric telescopic rod is arranged vertically downwards, and a piston rod head of the electric telescopic rod is connected with the adjusting rod in a driving mode.
Further, filtering component includes the metal snap ring, fixed connection be in filter screen in the metal snap ring, the connection can be dismantled to the metal snap ring the inlet pipe.
Further, the control device includes a display and control buttons.
The utility model has the advantages that:
in practical application, feeding is carried out through the feeding pipe, discharging is carried out through the discharging pipe, when the feeding pressure in the feeding cavity is overlarge, the overlarge material pressure pushes the sliding block to slide, the spring is driven to compress, high-pressure materials are discharged from the pressure relief pipe and the discharging pipe at the same time, and the pressure balance of a pipeline is maintained; the pressure adjusting device drives the adjusting rod to ascend or descend, so that the spring is compressed or extended, and the compression force of the spring in the valve body is adjusted; the pressure of the spring is detected by a pressure induction sensor; the compression force of the spring is displayed and controlled through a control device; impurities entering the valve body are filtered through the filtering component; the utility model discloses but the internal pressure size of direct observation relief valve, pressure adjustment is accurate, can prevent that the foreign matter from getting into the relief valve, uses safer and more reliable.
Drawings
FIG. 1 is a sectional view of the whole structure of the present invention;
reference numerals: a valve body 1; a pressure chamber 11; a pressure relief tube 111; a guide groove 112; a feed chamber 12; a feed tube 121; an outlet pipe 122; an adjusting rod 3; a spring 4; a hollow sleeve 41; a pressure regulating device 5; a pressure-sensitive sensor 6; a metal snap ring 71; a screen 72; and a control device 8.
Detailed Description
As shown in figure 1, a novel spring type safety valve comprises a valve body 1 and a sliding block 2 horizontally arranged in the valve body 1, wherein the sliding block 2 divides the interior of the valve body 1 into a pressure chamber 11 and a feeding chamber 12 from top to bottom, a pressure relief pipe 111 is arranged on the side wall of the pressure chamber 11, a feeding pipe 121 is arranged at the bottom of the feeding chamber 12, a discharging pipe 122 is arranged on the side wall of the feeding chamber 12, an adjusting rod 3 and a spring 4 are vertically arranged in the pressure chamber 11, a pressure adjusting device 5 is arranged at the top of the pressure chamber 11, the output end of the pressure adjusting device 5 is in driving connection with the top of the adjusting rod 3, the top of the spring 4 is fixedly connected with the bottom of the adjusting rod 3, the bottom of the spring 4 is fixedly connected with the top of the sliding block 2, the sliding block 2 slides up and down along the inner wall of the pressure chamber 11 by compressing or extending the spring 4, and the bottom, the filter assembly is arranged in the feeding pipe 121, the control device 8 is arranged on the outer side wall of the valve body 1, and the pressure adjusting device 5 and the pressure sensing sensor 6 are electrically connected with the control device 8.
When the device works, feeding is carried out through the feeding pipe 121, discharging is carried out through the discharging pipe 122, when the feeding pressure in the feeding cavity 12 is overlarge, the overlarge material pressure pushes the sliding block 2 to slide, the spring 4 is driven to compress, high-pressure materials are discharged from the pressure relief pipe 111 and the discharging pipe 122 simultaneously, and the pressure balance of a pipeline is maintained; the pressure adjusting device 5 drives the adjusting rod 3 to ascend or descend, so that the spring 4 is compressed or extended, and the compression force of the spring 4 in the valve body 1 is adjusted; the pressure of the spring 4 is detected by a pressure sensing sensor 6; the compression force of the spring 4 is displayed and controlled by the control device 8; impurities entering the valve body 1 are filtered through the filtering component; the utility model discloses but the internal pressure size of direct observation relief valve, pressure adjustment is accurate, can prevent that the foreign matter from getting into the relief valve, uses safer and more reliable.
As shown in fig. 1, along the length direction of the adjusting rod 3, guide grooves 112 are formed on the inner walls of the pressure chambers 11 on the left and right sides of the adjusting rod 3, and the outer side wall of the adjusting rod 3 is slidably connected with the guide grooves 112; in this embodiment, the pressure adjusting device 5 drives the adjusting rod 3 to move up and down, and when the pressure of the spring 4 is adjusted, the adjusting rod 3 is always vertically downward or upwards stretched through the guide groove 112, so that the adjusting rod 3 is prevented from being inclined when moving up and down, the stress of the spring 4 is uneven, and the pressure adjusting effect of the spring 4 is better.
As shown in fig. 1, a hollow sleeve 41 is sleeved on the spring 4, and the bottom of the hollow sleeve 41 is fixedly connected with the slider 2; in this embodiment, make spring 4 all the time towards vertical direction when compression or extension through hollow sleeve 41, prevent that spring 4 from making the skew jam of slider 2 because the atress is uneven when compression or extension, pressure adjustment effect is better, and pressure adjustment is more accurate.
As shown in fig. 1, the pressure adjusting device 5 is an electric telescopic rod, the electric telescopic rod is arranged vertically downwards, and a piston rod head of the electric telescopic rod is connected with the adjusting rod 3 in a driving manner; in the embodiment, the piston rod of the electric telescopic rod is controlled to ascend or descend by the control device 8, the compression and the extension of the spring 4 are accurately controlled, and the pressure is accurately adjusted.
As shown in fig. 1, the filtering assembly comprises a metal clamping ring 71, a filter screen 72 fixedly connected in the metal clamping ring 71, and the metal clamping ring 71 is detachably connected with the feeding pipe 121; in this embodiment, through with metal snap ring 71 joint on inlet pipe 121, the material filters the impurity in the material through filter screen 72 before getting into feed cavity 12, and is removable or wash the filter screen through dismantling and change metal snap ring 71, prevents that the foreign matter from getting into the relief valve, uses more safe and reliable.
As shown in fig. 1, the control device 8 includes a display and control buttons; in this embodiment, show pressure regulating device 5 through the display and to the compressive force of spring 4, when getting into feeding chamber 12 through the display demonstration material, the data that pressure-sensitive sensor 6 on the slider 2 detected adjusts spring 4's compressive force through control button control pressure regulating device 5, but the internal pressure size of direct observation relief valve, and pressure adjustment is accurate.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.
Claims (6)
1. The utility model provides a novel spring relief valve which characterized in that: comprises a valve body (1), a sliding block (2) horizontally arranged in the valve body (1), wherein the sliding block (2) divides the interior of the valve body (1) into a pressure cavity (11) and a feeding cavity (12) from top to bottom, a pressure relief pipe (111) is arranged on the side wall of the pressure cavity (11), a feeding pipe (121) is arranged at the bottom of the feeding cavity (12), a discharging pipe (122) is arranged on the side wall of the feeding cavity (12), an adjusting rod (3) and a spring (4) are vertically arranged in the pressure cavity (11), a pressure adjusting device (5) is arranged at the top of the pressure cavity (11), the output end of the pressure adjusting device (5) is in driving connection with the top of the adjusting rod (3), the top of the spring (4) is fixedly connected with the bottom of the adjusting rod (3), the bottom of the spring (4) is fixedly connected with the top of the sliding block (2), and the sliding block (2) is compressed or extended by the spring (4) along the inner wall of, slider (2) bottom surface orientation feeding chamber (12) are provided with forced induction sensor (6), be provided with filtering component in inlet pipe (121), be provided with controlling means (8) on valve body (1) lateral wall, pressure adjusting device (5) with the equal electric connection of forced induction sensor (6) controlling means (8).
2. A novel spring-loaded safety valve as claimed in claim 1, wherein: the length direction of the adjusting rod (3) is followed, the left side and the right side of the adjusting rod (3) are provided with guide grooves (112) on the inner wall of the pressure cavity (11), and the outer side wall of the adjusting rod (3) is in sliding connection with the guide grooves (112).
3. A novel spring-loaded safety valve as claimed in claim 1, wherein: the spring (4) is sleeved with a hollow sleeve (41), and the bottom of the hollow sleeve (41) is fixedly connected with the sliding block (2).
4. A novel spring-loaded safety valve as claimed in claim 1, wherein: the pressure adjusting device (5) is an electric telescopic rod, the electric telescopic rod is arranged vertically downwards, and a piston rod head of the electric telescopic rod is connected with the adjusting rod (3) in a driving mode.
5. A novel spring-loaded safety valve as claimed in claim 1, wherein: the filtering assembly comprises a metal clamping ring (71) and a filter screen (72) fixedly connected to the metal clamping ring (71), and the metal clamping ring (71) is detachably connected to the feeding pipe (121).
6. A novel spring-loaded safety valve as claimed in claim 1, wherein: the control device (8) comprises a display and control buttons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021782763.3U CN212868619U (en) | 2020-08-24 | 2020-08-24 | Novel spring safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021782763.3U CN212868619U (en) | 2020-08-24 | 2020-08-24 | Novel spring safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212868619U true CN212868619U (en) | 2021-04-02 |
Family
ID=75190123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021782763.3U Expired - Fee Related CN212868619U (en) | 2020-08-24 | 2020-08-24 | Novel spring safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212868619U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113324078A (en) * | 2021-04-20 | 2021-08-31 | 江苏富鑫机械制造有限公司 | Novel self-checking formula relief valve |
| CN115013573A (en) * | 2022-08-10 | 2022-09-06 | 陕西中桥明智能科技有限公司 | Air compressor pressure valve capable of accurately adjusting pressure |
| US20250085169A1 (en) * | 2022-01-14 | 2025-03-13 | Siemens Aktiengesellschaft | Self-Monitoring Sensor |
-
2020
- 2020-08-24 CN CN202021782763.3U patent/CN212868619U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113324078A (en) * | 2021-04-20 | 2021-08-31 | 江苏富鑫机械制造有限公司 | Novel self-checking formula relief valve |
| US20250085169A1 (en) * | 2022-01-14 | 2025-03-13 | Siemens Aktiengesellschaft | Self-Monitoring Sensor |
| CN115013573A (en) * | 2022-08-10 | 2022-09-06 | 陕西中桥明智能科技有限公司 | Air compressor pressure valve capable of accurately adjusting pressure |
| CN115013573B (en) * | 2022-08-10 | 2022-12-06 | 上海宝邦医疗器械有限公司 | Air compressor pressure valve capable of accurately adjusting pressure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |