CN107559423B - High leakproofness isolating device - Google Patents
High leakproofness isolating device Download PDFInfo
- Publication number
- CN107559423B CN107559423B CN201710809917.XA CN201710809917A CN107559423B CN 107559423 B CN107559423 B CN 107559423B CN 201710809917 A CN201710809917 A CN 201710809917A CN 107559423 B CN107559423 B CN 107559423B
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- Prior art keywords
- pin
- lower cover
- sealing
- cover
- grooves
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- 238000007789 sealing Methods 0.000 claims abstract description 47
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Diaphragms And Bellows (AREA)
Abstract
The invention discloses a high-tightness isolating device which comprises an upper cover, a diaphragm and a lower cover, wherein the diaphragm is arranged between the upper cover and the lower cover, the lower cover is arranged below the upper cover, control grooves are formed in the lower surfaces of the left end and the right end of the lower cover, pins are arranged in the control grooves, pin holes are formed in the inner walls of the middle positions of grooves of the lower surface of the upper cover, the pin holes are correspondingly arranged with the pins, one end of each pin is arranged through the lower surface of the lower cover, a sealing ring is arranged between each pin and each pin hole in the middle positions of grooves of the lower surface of the upper cover, the pins are in sealing connection with the control grooves through rubber sealing balls and sealing grooves, the threaded connection part between each pin and each control groove is reinforced and fixed through the corresponding pin, the pins are not easy to loosen, the threaded connection part between the upper cover and the lower cover is stable, the sealing performance is good, and the high-tightness isolating device is suitable for popularization.
Description
Technical Field
The invention relates to the technical field of air pressure gauges, in particular to a high-tightness isolating device.
Background
The patent application number is: 201620178476.9, patent name: the upper cover and the lower cover of the isolating device for the pressure gauge are connected into a whole through threads, the air in the cavity between the isolating device and the pressure gauge can be discharged through the exhaust through hole in the assembling process of the isolating device and the pressure gauge, the condition that the pressure measurement is influenced by bubbles is avoided, and the following defects still exist in the practical use:
1. the upper cover and the lower cover are connected into a whole through threads, so that good tightness cannot be ensured, and the sealing ring is pressed between the upper cover and the lower cover, so that the sealing ring is easy to wear, and the tightness is reduced when the sealing ring is worn;
2. the upper cover and the lower cover are connected into a whole through threads, the threads are easy to loosen after long-time use, the connecting structure is unstable, and the phenomenon of reduced tightness is caused.
Disclosure of Invention
The present invention is directed to a high-tightness isolating device, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high leakproofness isolating device, includes upper cover, diaphragm and lower cover, the diaphragm sets up between upper cover and lower cover, the below at the upper cover is established to the lower cover, both ends lower surface all is equipped with the control groove about the lower cover, is equipped with the pin in the control groove, be equipped with the pinhole on the inner wall of the recess intermediate position of upper cover lower surface, the pinhole corresponds the setting with the pin, pin one end runs through the lower cover lower surface setting, and the other end runs through the lower cover side setting, and the one end that the pin runs through the lower cover side is established in the pinhole, be equipped with the seal groove on the control groove inner wall, the inside pin surface of control groove is equipped with rubber seal ball, still be equipped with the sealing washer between pin and the pinhole bottom, the lower cover upper surface also is equipped with the sealing washer, and the sealing washer laminating diaphragm lower surface of lower cover upper surface sets up.
Preferably, the outer ring of the upper end of the lower cover is provided with external threads, the groove of the lower surface of the upper cover is provided with internal threads, and the lower cover and the upper cover are mutually matched and connected through threads.
Preferably, the pin is in an L-shaped structure, and the pin is fixedly connected with the control groove through a spring.
Preferably, the seal grooves are of hemispherical groove structures, a plurality of seal grooves are formed, and the plurality of seal grooves are arranged in equal distances.
Preferably, the rubber sealing balls are of a hemispherical structure, a plurality of rubber sealing balls are arranged, the plurality of rubber sealing balls are equidistantly arranged in equal size, and the plurality of rubber sealing balls are respectively arranged in the plurality of sealing grooves.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality and has the following advantages:
1. a sealing ring is also arranged between the pin and the pin hole at the middle position of the groove on the lower surface of the upper cover, the pin is in sealing connection with the control groove through a rubber sealing ball and a sealing groove, and even if the sealing ring between the upper cover and the lower cover is worn, the sealing ring can keep high tightness and good tightness;
2. the threaded connection department between upper cover and the lower cover is strengthened fixedly through the pin, again through rubber seal ball and seal groove sealing connection between pin and the control groove, and the pin is difficult not hard up, and threaded connection department between upper cover and the lower cover is comparatively firm, and the leakproofness is better, is fit for promoting.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of the area A in FIG. 1 according to the present invention.
In the figure: 1 upper cover, 2 diaphragm, 3 lower cover, 4 control groove, 5 pin, 6 sealing washer, 7 rubber seal ball, 8 seal groove, 9 pinhole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a high leakproofness isolating device, including upper cover 1, diaphragm 2 and lower cover 3, diaphragm 2 sets up between upper cover 1 and lower cover 3, lower cover 3 upper end outer lane department is equipped with the external screw thread, be equipped with the internal screw thread in the recess of upper cover 1 lower surface, be equipped with the connection through the screw thread each other between lower cover 3 and the upper cover 1, lower cover 3 establishes the below at upper cover 1, all be equipped with control groove 4 on the lower surface of both ends about lower cover 3, be equipped with pin 5 in the control groove 4, pin 5 is "L" shape structure, be equipped with pinhole 9 on the inner wall of the recess intermediate position of upper cover 1 lower surface between pin 5 and the control groove 4, pinhole 9 corresponds the setting with pin 5, pin 5 one end runs through lower cover 3 lower surface setting, the other end runs through lower cover 3 side setting, and the one end of pin 5 runs through lower cover 3 side is established in pinhole 9, be equipped with seal groove 8 on the inner wall of control groove 4, seal groove 8 is hemisphere groove column structure, seal groove 8 is equipped with a plurality of, a plurality of seal grooves 8 are equidistant size setting on the lower cover 4, be equipped with seal ball 7, seal ball 7 is equipped with seal ball 7 on the inner seal ball 6 and seal ball 6 are also equipped with seal ball 6 between the seal ball surface and seal ball 3, seal ball 6 are equipped with sealing washer 6, seal ball 6 and the seal ball setting respectively.
Working principle: firstly, the pin 5 is pulled towards the inner side of the control groove 4, the diaphragm 2 is pressed between the upper cover 1 and the lower cover 3, when the upper end of the lower cover 3 rotates to the bottom surface of the groove on the lower surface of the upper cover 1, the pin 5 can be automatically clamped in the pin hole 9 due to the counterforce of the spring, the stability of the structure is further enhanced, the phenomenon of shaking and instability is not easy to occur at the threaded connection part between the upper cover 1 and the lower cover 3, the sealing performance is good, the rubber sealing ball 7 on the pin 5 is made of a soft material, the pin 5 can not be prevented from moving back and forth in the control groove 4, the rubber sealing ball 7 is clamped in the sealing groove 8, the sealing performance of the control groove 4 is guaranteed due to the fact that the rubber sealing ball 7 and the sealing groove 8 are mutually matched, the sealing rings 6 at the upper end and the lower end are all enhanced, the sealing performance of the device is long in service life, and the device is suitable for popularization.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a high leakproofness isolating device, includes upper cover (1), diaphragm (2) and lower cover (3), diaphragm (2) set up between upper cover (1) and lower cover (3), its characterized in that: the lower cover (3) is arranged below the upper cover (1), control grooves (4) are formed in the lower surfaces of the left end and the right end of the lower cover (3), pins (5) are arranged in the control grooves (4), pin holes (9) are formed in the inner walls of the middle positions of the grooves of the lower surface of the upper cover (1), the pin holes (9) are correspondingly formed in the pins (5), one end of each pin (5) penetrates through the lower surface of the lower cover (3), the other end of each pin penetrates through the side surface of the lower cover (3), one end of each pin (5) penetrates through the side surface of each lower cover (3) and is arranged in the corresponding pin hole (9), sealing grooves (8) are formed in the inner walls of the control grooves (4), rubber sealing balls (7) are arranged on the surfaces of the pins (5) in the control grooves (4), sealing rings (6) are further arranged between the pins (5) and the bottoms of the pin holes (9), sealing rings (6) are also arranged on the upper surface of the lower cover (3), and the lower surface of each sealing ring (6) is attached to the lower surface of the upper surface of the lower cover (3);
an outer ring at the upper end of the lower cover (3) is provided with an external thread, a groove at the lower surface of the upper cover (1) is provided with an internal thread, and the lower cover (3) and the upper cover (1) are mutually matched and connected through the threads;
the pin (5) is of an L-shaped structure, and the pin (5) is fixedly connected with the control groove (4) through a spring;
the sealing grooves (8) are of hemispherical groove structures, a plurality of sealing grooves (8) are formed, and the plurality of sealing grooves (8) are equidistantly arranged in equal size;
the rubber sealing balls (7) are of hemispherical structures, the rubber sealing balls (7) are provided with a plurality of rubber sealing balls (7) which are equidistantly arranged, and the rubber sealing balls (7) are respectively arranged in the sealing grooves (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809917.XA CN107559423B (en) | 2017-09-11 | 2017-09-11 | High leakproofness isolating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809917.XA CN107559423B (en) | 2017-09-11 | 2017-09-11 | High leakproofness isolating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107559423A CN107559423A (en) | 2018-01-09 |
| CN107559423B true CN107559423B (en) | 2023-11-03 |
Family
ID=60980587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710809917.XA Active CN107559423B (en) | 2017-09-11 | 2017-09-11 | High leakproofness isolating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107559423B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1355138A (en) * | 1972-01-11 | 1974-06-05 | Apv Co Ltd | Arrangements for detecting the pressure head of liquid in a vessel |
| US4050314A (en) * | 1975-04-04 | 1977-09-27 | Semperit Anstalt | Pressure gauge |
| CN202066636U (en) * | 2011-03-30 | 2011-12-07 | 杭州吉星仪表机械有限公司 | Pressure display device of diaphragm-type fire extinguisher |
| CN202547851U (en) * | 2012-02-13 | 2012-11-21 | 威卡自动化仪表（苏州）有限公司 | Diaphragm pressure gauge |
| CN207335957U (en) * | 2017-09-11 | 2018-05-08 | 重庆依凯科技有限公司 | A kind of air manometer isolating device |
-
2017
- 2017-09-11 CN CN201710809917.XA patent/CN107559423B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1355138A (en) * | 1972-01-11 | 1974-06-05 | Apv Co Ltd | Arrangements for detecting the pressure head of liquid in a vessel |
| US4050314A (en) * | 1975-04-04 | 1977-09-27 | Semperit Anstalt | Pressure gauge |
| CN202066636U (en) * | 2011-03-30 | 2011-12-07 | 杭州吉星仪表机械有限公司 | Pressure display device of diaphragm-type fire extinguisher |
| CN202547851U (en) * | 2012-02-13 | 2012-11-21 | 威卡自动化仪表（苏州）有限公司 | Diaphragm pressure gauge |
| CN207335957U (en) * | 2017-09-11 | 2018-05-08 | 重庆依凯科技有限公司 | A kind of air manometer isolating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107559423A (en) | 2018-01-09 |
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| PB01 | Publication | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20231011 Address after: No. 3-3, Hunhe East 10th Street, Shenyang Economic and Technological Development Zone, Liaoning Province, 110013 (all) Applicant after: Shenyang Boman Fluid Machinery Co.,Ltd. Address before: No. 202, 203, 204, Entrepreneurship Incubation Park, Wansheng Old Street, Wansheng District, Chongqing, 400800 Applicant before: CHONGQING YIKAI TECHNOLOGY Co.,Ltd. |
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