CN203798484U - Buffer device for pressure induction of liquid pressure sensor - Google Patents
Buffer device for pressure induction of liquid pressure sensor Download PDFInfo
- Publication number
- CN203798484U CN203798484U CN201420170448.3U CN201420170448U CN203798484U CN 203798484 U CN203798484 U CN 203798484U CN 201420170448 U CN201420170448 U CN 201420170448U CN 203798484 U CN203798484 U CN 203798484U
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- China
- Prior art keywords
- liquid
- body passageways
- nipple
- snubber assembly
- pressure
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- Expired - Fee Related
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Abstract
The utility model discloses a buffer device for pressure induction of a liquid pressure sensor. The buffer device comprises an inner joint, a main body channel and an outer joint; the inner joint is installed at one end of the main body channel and the outer joint is installed at the other end of the main body channel; and a filter net is arranged between the outer joint and the main body channel. The inner joint, the main body channel, and the outer joint have hollow structures and through holes are formed in the inner joint, the main body channel, and the outer joint by using the respective axes as centers. After the inner joint, the main body channel, and the outer joint are connected into the integrated one, the insides of the three components are communicated. A buffer cavity is arranged at one end, connected with the inner joint, of the main body channel, wherein the diameter of the buffer cavity is larger than that of the through hole inside the main body channel. The provided buffer device is installed in the joint of the liquid pressure sensor. The liquid passes through the filter net to filter large-particle impurities; the filtered liquid is buffered by the buffer cavity and then enters the pressure induction cavity of the sensor, so that the pressure induction cavity is protected from being polluted and damaged by the large-particle impurities; and meanwhile, the flow velocity is buffered, so that the sensitivity of the liquid pressure sensor can be maintained for long time.
Description
Technical field
The utility model relates to the buffer technology of liquid-pressure pick-up pressure sensitive, especially relates to a kind of dismountable snubber assembly for liquid-pressure pick-up pressure sensitive.
Background technology
Liquid-pressure pick-up adopts all steel structure, there is good moistureproof ability and the media compatibility of high-quality, be widely used in commercial unit, water conservancy, chemical industry, medical treatment, electric power, metallurgy, car brakeing, the measurement of building water supply equal pressure and control field.Pressure sensitive device is the vitals of liquid-pressure pick-up, but the isolation diaphragm ratio in pressure sensitive device is easier to damage, thereby brings harmful effect to the normal use of liquid-pressure pick-up.The micropore that bulky grain pollutes, corrodes and pressure release are slowly the main causes that causes isolation diaphragm to damage.And current pressure sensitive snubber assembly cannot easy dismounting and change, easily cause the damage of liquid-pressure pick-up, meanwhile, be difficult to afterwards dismounting, repair in damage, not only increase use cost, and reduced the work efficiency of liquid-pressure pick-up.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of snubber assembly for liquid-pressure pick-up pressure sensitive for problems of the prior art, its objective is that the isolation diaphragm that reduces liquid induction installation damages, long-term maintenance sensitivity, and snubber assembly device can for convenience detach, replacing.
The technical solution of the utility model is that this kind comprises nipple, body passageways and coupling for the snubber assembly of liquid-pressure pick-up pressure sensitive, described nipple is arranged on one end of body passageways, coupling is arranged on the other end of body passageways, and is provided with screen pack between described coupling and body passageways; Described nipple, body passageways and coupling are hollow structure, to be provided with through hole centered by axis separately, nipple, body passageways and coupling three be connected as a whole after, internal communication; The one end being connected with nipple in described body passageways is provided with cushion chamber, and the diameter of described cushion chamber is greater than the diameter of body passageways interior bone.
Described nipple and body passageways connecting portion are provided with the buckle of step, and the corresponding installation site of body passageways is provided with and the draw-in groove being clasped, and nipple and body passageways are installed togather by buckle and draw-in groove.
The excircle of described body passageways is provided with the helicitic texture matching with the joint of liquid-pressure pick-up, and snubber assembly is arranged on the joint inside of liquid-pressure pick-up by the helicitic texture in body passageways.
Described body passageways is provided with the groove that holds screen pack, and the two ends of screen pack are respectively equipped with annular gasket.
Described nipple adopts 3J1 spring steel alloy material; Described screen pack adopts stainless wire mesh.
The end of described coupling is provided with a convenient word groove 12 of installing or the groove shapes of cross recess or other handled easilies.
This kind with said structure has the following advantages for the snubber assembly of liquid-pressure pick-up pressure sensitive:
1. this kind can pack in the joint of liquid-pressure pick-up for the snubber assembly of liquid-pressure pick-up pressure sensitive, liquid after filtration net filtration falls its inner large granular impurity, enter cushion chamber after buffering, enter the pressure sensitive chamber of sensor through nipple; Pollution, damage that pressure sensitive chamber is caused without large granular impurity, simultaneous buffering the flow velocity of liquid, reach the object of long-term maintenance liquid induction installation sensitivity.
This kind for the snubber assembly of liquid-pressure pick-up pressure sensitive because it directly packs in the joint of liquid-pressure pick-up, for convenience detach, change, the cost-effective work efficiency that simultaneously improved.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is external structure schematic diagram of the present utility model.
Fig. 2 is inner structure schematic diagram of the present utility model.
Fig. 3 is working state schematic representation of the present utility model.
In Fig. 1-3,1: nipple; 2: body passageways; 3: annular gasket; 4: screen pack; 5: coupling; 6: cushion chamber; 7: the pressure sensitive device of sensor; 8: the pressure sensitive chamber of sensor; 9: buckle; 10: draw-in groove; 11: groove; 12: one word grooves.
Embodiment
Fig. 1 is the external structure schematic diagram of the utility model for the snubber assembly of liquid-pressure pick-up pressure sensitive, and Fig. 2 is inner structure schematic diagram of the present utility model, and Fig. 3 is working state schematic representation of the present utility model.From structure shown in Fig. 1-Fig. 3 in conjunction with, this kind comprises nipple 1, body passageways 2 and coupling 5 for the snubber assembly of liquid-pressure pick-up pressure sensitive, nipple 1 is arranged on one end of body passageways 2, coupling 5 is arranged on the other end of body passageways 2, and is provided with screen pack 4 between described coupling 5 and body passageways 2; Described nipple 1, body passageways 2 and coupling 5 are hollow structure, to be provided with through hole centered by axis separately, nipple 1, body passageways 2 and coupling 5 threes be connected as a whole after, internal communication; The one end being connected with nipple 1 in described body passageways 2 is provided with cushion chamber 6, and the diameter of cushion chamber 6 is greater than the diameter of body passageways 2 interior bone.Nipple 1 adopts 3J1 spring steel alloy material, makes nipple 1 and the tight pressing of cell pressure induction installation 7; Screen pack 4 adopts stainless wire mesh; The end of coupling 5 is provided with a convenient word groove 12 of installing or the groove shapes of cross recess or other handled easilies, can be for convenience detach.
Nipple 1 and body passageways 2 connecting portions are provided with the buckle 9 of step, and the corresponding installation site of body passageways 2 is provided with the draw-in groove 10 coordinating with buckle 9, and nipple 1 and body passageways 2 are installed togather by buckle 9 and draw-in groove 10.
The excircle of body passageways 2 is provided with the helicitic texture matching with the joint of liquid-pressure pick-up, and snubber assembly is arranged on the joint inside of liquid-pressure pick-up by the helicitic texture in body passageways 2; Body passageways 2 is provided with the groove 11 that holds screen pack 4, and the two ends of screen pack 4 are respectively equipped with annular gasket 3.
This kind for the specific works process of the snubber assembly of liquid-pressure pick-up pressure sensitive is: snubber assembly can pack in the joint of liquid-pressure pick-up, liquid filters out its inner large granular impurity through filter screen 4, enter cushion chamber 6 after buffering, enter the pressure sensitive chamber 8 of sensor through nipple; Pollution, damage that pressure sensitive chamber 8 is caused without large granular impurity, simultaneous buffering the flow velocity of liquid, reach the object of long-term maintenance liquid induction installation sensitivity.
This kind be for convenience detach in the joint of liquid-pressure pick-up because snubber assembly can directly pack into for the snubber assembly of liquid-pressure pick-up pressure sensitive, change the cost-effective work efficiency that simultaneously improved.
Claims (6)
1. the snubber assembly for liquid-pressure pick-up pressure sensitive, it is characterized in that: described snubber assembly comprises nipple (1), body passageways (2) and coupling (5), described nipple (1) is arranged on one end of body passageways (2), coupling (5) is arranged on the other end of body passageways (2), and is provided with screen pack (4) between described coupling (5) and body passageways (2); Described nipple (1), body passageways (2) and coupling (5) are hollow structure, to be provided with through hole centered by axis separately, nipple (1), body passageways (2) and coupling (5) three be connected as a whole after, internal communication; The upper one end being connected with nipple (1) of described body passageways (2) is provided with cushion chamber (6), and the diameter of described cushion chamber (6) is greater than the diameter of body passageways (2) interior bone.
2. a kind of snubber assembly for liquid-pressure pick-up pressure sensitive according to claim 1, it is characterized in that: described nipple (1) and body passageways (2) connecting portion are provided with the buckle (9) of step, the corresponding installation site of body passageways (2) is provided with the draw-in groove (10) coordinating with buckle (9), and nipple (1) and body passageways (2) are installed togather by buckle (9) and draw-in groove (10).
3. a kind of snubber assembly for liquid-pressure pick-up pressure sensitive according to claim 1 and 2, it is characterized in that: the excircle of described body passageways (2) is provided with the helicitic texture matching with the joint of liquid-pressure pick-up, snubber assembly is arranged on the joint inside of liquid-pressure pick-up by the helicitic texture in body passageways (2).
4. a kind of snubber assembly for liquid-pressure pick-up pressure sensitive according to claim 3, it is characterized in that: described body passageways (2) is provided with the groove (11) that holds screen pack (4), and the two ends of screen pack (4) are respectively equipped with annular gasket (3).
5. a kind of snubber assembly for liquid-pressure pick-up pressure sensitive according to claim 4, is characterized in that: described nipple (1) adopts 3J1 spring steel alloy material; Described screen pack (4) adopts stainless wire mesh.
6. a kind of snubber assembly for liquid-pressure pick-up pressure sensitive according to claim 5, is characterized in that: the end of described coupling (5) is provided with a convenient word groove (12) of installing or the groove shapes of cross recess or other handled easilies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420170448.3U CN203798484U (en) | 2014-04-09 | 2014-04-09 | Buffer device for pressure induction of liquid pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420170448.3U CN203798484U (en) | 2014-04-09 | 2014-04-09 | Buffer device for pressure induction of liquid pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203798484U true CN203798484U (en) | 2014-08-27 |
Family
ID=51380689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420170448.3U Expired - Fee Related CN203798484U (en) | 2014-04-09 | 2014-04-09 | Buffer device for pressure induction of liquid pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203798484U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092435A (en) * | 2016-07-21 | 2016-11-09 | 安徽蓝润自动化仪表有限公司 | A kind of remove impurity flow control type Pressure gauge |
| CN106092432A (en) * | 2016-07-21 | 2016-11-09 | 安徽蓝润自动化仪表有限公司 | A kind of Pressure gauge being automatically adjusted drag size according to velocity of medium |
| CN106404272A (en) * | 2016-11-21 | 2017-02-15 | 浙江福立分析仪器股份有限公司 | High-pressure infusion pump pressure buffer sensor and pressure buffer method |
| CN106840507A (en) * | 2017-03-10 | 2017-06-13 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge for carrying out pressure detecting to liquid |
| CN106872099A (en) * | 2017-03-10 | 2017-06-20 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge easy to use |
| CN106872098A (en) * | 2017-03-10 | 2017-06-20 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge for Fluid pressure detection |
| CN107024314A (en) * | 2017-03-10 | 2017-08-08 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge easy to use |
| CN116066085A (en) * | 2022-11-28 | 2023-05-05 | 中国石油天然气集团有限公司 | Drilling fluid leakage position measuring device and measuring method |
-
2014
- 2014-04-09 CN CN201420170448.3U patent/CN203798484U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092435A (en) * | 2016-07-21 | 2016-11-09 | 安徽蓝润自动化仪表有限公司 | A kind of remove impurity flow control type Pressure gauge |
| CN106092432A (en) * | 2016-07-21 | 2016-11-09 | 安徽蓝润自动化仪表有限公司 | A kind of Pressure gauge being automatically adjusted drag size according to velocity of medium |
| CN106404272A (en) * | 2016-11-21 | 2017-02-15 | 浙江福立分析仪器股份有限公司 | High-pressure infusion pump pressure buffer sensor and pressure buffer method |
| CN106404272B (en) * | 2016-11-21 | 2022-03-18 | 浙江福立分析仪器股份有限公司 | Pressure buffering sensor and pressure buffering method for high-pressure infusion pump |
| CN106840507A (en) * | 2017-03-10 | 2017-06-13 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge for carrying out pressure detecting to liquid |
| CN106872099A (en) * | 2017-03-10 | 2017-06-20 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge easy to use |
| CN106872098A (en) * | 2017-03-10 | 2017-06-20 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge for Fluid pressure detection |
| CN107024314A (en) * | 2017-03-10 | 2017-08-08 | 安徽春辉仪表线缆集团有限公司 | A kind of pressure gauge easy to use |
| CN116066085A (en) * | 2022-11-28 | 2023-05-05 | 中国石油天然气集团有限公司 | Drilling fluid leakage position measuring device and measuring method |
| CN116066085B (en) * | 2022-11-28 | 2024-05-14 | 中国石油天然气集团有限公司 | Drilling fluid leakage position measuring device and measuring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20210409 |