CN210953224U - Bellows type pressure gauge - Google Patents
Bellows type pressure gauge Download PDFInfo
- Publication number
- CN210953224U CN210953224U CN201922412051.6U CN201922412051U CN210953224U CN 210953224 U CN210953224 U CN 210953224U CN 201922412051 U CN201922412051 U CN 201922412051U CN 210953224 U CN210953224 U CN 210953224U
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- pressure gauge
- installation
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- pipeline
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Abstract
The utility model discloses a bellows type pressure gauge, including installation pipeline and pressure gauge main part, the bottom outer wall center fixed mounting of pressure gauge main part has the pressure gauge installation pipe, the top outer wall integrated into one piece of installation pipeline has the installation barrel, the junction of pressure gauge installation pipe and installation pipeline is provided with the connecting piece, fixed mounting has the drum on the bottom outer wall of connecting piece, the connecting piece passes through the screw thread and is connected with the installation barrel, the bottom outer wall fluting of connecting piece is installed and is sealed the pad, the utility model discloses through the setting of connecting piece between installation pipeline and the pressure gauge main part, make this device holistic leakproofness improve greatly, and then improved the measurement accuracy, promoted the result of use of device; and through the setting of installation barrel and connecting piece, under the condition of high leakproofness, easily dismantle and clear up, the installation pipeline through the seting up of annular groove, can be better with annular rubber circle between sealing connection.
Description
Technical Field
The utility model relates to a sealed technical field of manometer installation especially relates to a bellows type manometer.
Background
The bellows pressure meter is characterized in that the sensitivity of a low-pressure area is high, the bellows pressure meter is commonly used for low-pressure measurement, but the hysteresis error is large, the pressure displacement linearity is poor, the precision can only reach 1.5 level generally, and a spiral spring with better linearity is often arranged in a tube of the bellows pressure meter. The bellows pressure gauge can be widely applied to petroleum, chemical industry, mines, machinery, electric power and food industries. Directly measure the pressure of gas and liquid which are not crystalline and corrosive.
The existing bellows type pressure gauge is provided with bellows outside the pressure pipeline, the existing bellows type diaphragm sealing element mechanism is often simple in overall structure, poor in sealing performance, and not easy to disassemble and clean, and the use effect of the device is poor; to this end, we propose a bellows pressure gauge.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bellows type manometer, aim at can install fast or dismantle, overall structure sets up reasonable stably to advantages such as leakproofness height.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
a corrugated pipe type pressure gauge comprises an installation pipeline and a pressure gauge main body, wherein the pressure gauge main body is arranged above the installation pipeline, a pressure gauge installation pipe is fixedly arranged at the center of the outer wall of the bottom of the pressure gauge main body, an installation screw cylinder is integrally formed on the outer wall of the top of the installation pipeline, the bottom end of the pressure gauge installation pipe penetrates through the installation screw cylinder and extends into an inner cavity of the installation pipeline, a corrugated pipe is arranged at the bottom end of the pressure gauge installation pipe, the corrugated pipe, the pressure gauge installation pipe and the pressure gauge main body are mutually communicated, a connecting piece is arranged at the joint of the pressure gauge installation pipe and the installation pipeline, the connecting piece is in a cylindrical shape, the central part of the connecting piece and the pressure gauge installation pipe are integrally formed, a cylinder is fixedly arranged on the outer wall of the bottom of the connecting piece, the corrugated pipe is arranged in the inner cavity of, the connecting piece passes through the screw thread and is connected with the installation screw section of thick bamboo, the sealed pad is installed to the bottom outer wall fluting of connecting piece, the center trompil of sealed pad, and sealed pad encircle the outside that sets up at the manometer installation pipe.
Preferably, in the above bellows type pressure gauge, an annular groove is provided on an outer wall of the bottom of the connecting member, an annular rubber ring is provided in the annular groove, and the annular rubber ring is provided outside the sealing gasket.
Based on the technical characteristics, the annular rubber ring can achieve a good sealing effect by being installed, and the measurement precision is improved.
Preferably, in the above bellows type pressure gauge, an annular groove matched with the annular rubber ring is formed in the outer wall of the top of the mounting pipe, and the connecting member is connected with the outer wall of the top of the mounting pipe in a sealing manner through the annular rubber ring.
Based on above-mentioned technical characteristics, the installation pipeline through offering of annular groove, can be better with annular rubber enclose between sealing connection, avoid annular rubber to enclose the wearing and tearing to this manometer long-time use improves this device subsequent sealed effect.
Preferably, in the above bellows type pressure gauge, a through hole matching with the cylinder is formed in the sealing gasket, the top of the cylinder penetrates through the through hole of the sealing gasket, and the cylinder is connected with the connecting piece in a sealing manner through the sealing gasket.
Based on the technical characteristics, the sealing gasket is reasonable in structure arrangement, convenient for installation work of the connecting piece and the installation screw cylinder, and good in sealing performance.
Preferably, in the above bellows pressure gauge, a sealing colloid is disposed in a thread groove of the side wall of the cylinder.
Based on the technical characteristics, the stability and the sealing performance between the cylinder and the mounting screw barrel can be further improved through the mounting of the sealing colloid in the thread groove of the side wall of the cylinder.
The utility model has the advantages that: the utility model has the advantages that the whole sealing performance of the device is greatly improved by arranging the connecting piece between the installation pipeline and the pressure gauge main body, thereby improving the measurement precision and improving the use effect of the device; and through the setting of installation screw section of thick bamboo and connecting piece, under the condition of high leakproofness, easily dismantle and clear up, the installation pipeline through the setup of annular groove, can be better and annular rubber enclose between sealing connection, avoid annular rubber circle's wearing and tearing to the long-time use of this manometer improves the subsequent sealed effect of this device, thereby has strengthened the practicality of device, is favorable to the long-term popularization of device.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall internal structure of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;
fig. 3 is a schematic bottom structure diagram of the connecting member of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. installing a pipeline; 2. a pressure gauge main body; 3. a pressure gauge mounting tube; 4. a connecting member; 5. a bellows; 6. a cylinder; 7. installing a screw cylinder; 8. sealing the colloid; 9. a gasket; 10. an annular rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the embodiment is a bellows type pressure gauge, which includes an installation pipe 1 and a pressure gauge main body 2, the pressure gauge main body 2 is disposed above the installation pipe 1, a pressure gauge installation pipe 3 is fixedly installed at the center of the outer wall of the bottom of the pressure gauge main body 2, an installation screw cylinder 7 is integrally formed on the outer wall of the top of the installation pipe 1, the bottom end of the pressure gauge installation pipe 3 passes through the installation screw cylinder 7 and extends into the inner cavity of the installation pipe 1, a bellows 5 is installed at the bottom end of the pressure gauge installation pipe 3, the bellows 5, the pressure gauge installation pipe 3 and the pressure gauge main body 2 are connected with each other, a connecting member 4 is disposed at the joint of the pressure gauge installation pipe 3 and the installation pipe 1, the connecting member 4 is cylindrically disposed, the center of the connecting member 4 and the pressure gauge installation pipe 3 are integrally formed, the corrugated pipe 5 is arranged in the inner cavity of the cylinder 6, the outer wall of the cylinder 6 is provided with a thread groove matched with the installation screw barrel 7, the connecting piece 4 is connected with the installation screw barrel 7 through threads, a sealing colloid 8 is arranged in the thread groove of the side wall of the cylinder 6, the stability and the sealing property between the cylinder 6 and the installation screw barrel 7 can be further improved through the installation of the sealing colloid 8 in the thread groove of the side wall of the cylinder 6, a sealing gasket 9 is arranged on the groove of the outer wall of the bottom of the connecting piece 4, the center of the sealing gasket 9 is provided with a hole, the sealing gasket 9 is arranged around the outer side of the pressure gauge installation pipe 3, the sealing gasket 9 is provided with a through hole matched with the cylinder 6, the top of the cylinder 6 penetrates through the through hole of the sealing gasket 9, and the cylinder 6 is in sealing connection with the connecting piece 4 through the, and the leakproofness is good, the ring channel has been seted up to the bottom outer wall of connecting piece 4, be provided with annular rubber circle 10 in the ring channel, annular rubber circle 10 sets up in the outside of sealed pad 9, installation through annular rubber circle 10, can play a fine sealed effect, measurement accuracy has been improved, the annular groove that matches with annular rubber circle 10 is seted up to the top outer wall of erection tube 1, connecting piece 4 passes through annular rubber circle 10 and the top outer wall sealing connection of erection tube 1, erection tube 1 passes through the seting up of annular groove, can be better and annular rubber circle between 10 sealing connection, avoid annular rubber circle 10's wearing and tearing, so that this manometer long-time use, improve the subsequent sealed effect of this device.
The utility model has the advantages that the structure is reasonable, the sealing performance is good, the disassembly or the assembly is convenient, when in use, the pressure meter installation pipe 3 under the pressure meter main body 2 can be arranged, the outer wall of the cylinder 6 is provided with the thread groove matched with the installation screw barrel 7, the connecting piece 4 is connected with the installation screw barrel 7 through the thread, the pressure meter installation pipe 3 and the pressure meter main body 2 can be rotatably arranged above the installation pipeline 1 through the thread, the sealing colloid 8 is arranged in the thread groove of the side wall of the cylinder 6, the stability and the sealing performance between the cylinder 6 and the installation screw barrel 7 are improved, simultaneously, the sealing gasket 9 and the annular rubber ring 10 are arranged between the installation pipeline 1 and the connecting piece 4, the sealing performance of the whole device is greatly improved, the measurement precision is improved, the use effect and the subsequent sealing effect of the device are improved, thereby enhancing the practicability of the device and being beneficial to the long-term popularization of the device.
In the description of the present disclosure, reference to the terms "one embodiment," "an example," "a specific example" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a bellows type manometer, includes installation pipeline (1) and manometer main part (2), its characterized in that: the pressure gauge main body (2) is arranged above the installation pipeline (1), a pressure gauge installation pipe (3) is fixedly installed at the center of the outer wall of the bottom of the pressure gauge main body (2), an installation screw cylinder (7) is integrally formed on the outer wall of the top of the installation pipeline (1), the bottom end of the pressure gauge installation pipe (3) penetrates through the installation screw cylinder (7) and extends into the inner cavity of the installation pipeline (1), the bottom end of the pressure gauge installation pipe (3) is provided with a corrugated pipe (5), the pressure gauge installation pipe (3) and the pressure gauge main body (2) are communicated with each other, a connecting piece (4) is arranged at the joint of the pressure gauge installation pipe (3) and the installation pipeline (1), the connecting piece (4) is in a cylindrical shape, and the central part of the connecting piece (4) and the pressure gauge installation pipe (3) are integrally, fixed mounting has drum (6) on the bottom outer wall of connecting piece (4), bellows (5) set up in the inner chamber of drum (6), the thread groove that matches with installation barrel (7) is seted up to the outer wall of drum (6), connecting piece (4) are connected with installation barrel (7) through the screw thread, sealed pad (9) are installed in the bottom outer wall fluting of connecting piece (4), the center trompil of sealed pad (9), and sealed pad (9) encircle the outside that sets up at manometer installation pipe (3).
2. A bellows pressure gauge according to claim 1, wherein: the bottom outer wall of the connecting piece (4) is provided with an annular groove, an annular rubber ring (10) is arranged in the annular groove, and the annular rubber ring (10) is arranged on the outer side of the sealing gasket (9).
3. A bellows pressure gauge according to claim 2, wherein: the top outer wall of the installation pipeline (1) is provided with an annular groove matched with the annular rubber ring (10), and the connecting piece (4) is connected with the top outer wall of the installation pipeline (1) in a sealing mode through the annular rubber ring (10).
4. A bellows pressure gauge according to claim 1, wherein: the sealing gasket (9) is provided with a through hole matched with the cylinder (6), the top of the cylinder (6) penetrates through the through hole of the sealing gasket (9), and the cylinder (6) is connected with the connecting piece (4) in a sealing mode through the sealing gasket (9).
5. A bellows pressure gauge according to claim 1, wherein: and a sealing colloid (8) is arranged in a thread groove on the side wall of the cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922412051.6U CN210953224U (en) | 2019-12-28 | 2019-12-28 | Bellows type pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922412051.6U CN210953224U (en) | 2019-12-28 | 2019-12-28 | Bellows type pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210953224U true CN210953224U (en) | 2020-07-07 |
Family
ID=71383166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922412051.6U Expired - Fee Related CN210953224U (en) | 2019-12-28 | 2019-12-28 | Bellows type pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210953224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459701A (en) * | 2021-12-27 | 2022-05-10 | 宜昌测试技术研究所 | Unmanned navigation ware leakproofness inspection device under water |
-
2019
- 2019-12-28 CN CN201922412051.6U patent/CN210953224U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459701A (en) * | 2021-12-27 | 2022-05-10 | 宜昌测试技术研究所 | Unmanned navigation ware leakproofness inspection device under water |
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| 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: 20200707 Termination date: 20201228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |