CN113074863B - Pressure gauge protection device - Google Patents
Pressure gauge protection device Download PDFInfo
- Publication number
- CN113074863B CN113074863B CN202110353367.1A CN202110353367A CN113074863B CN 113074863 B CN113074863 B CN 113074863B CN 202110353367 A CN202110353367 A CN 202110353367A CN 113074863 B CN113074863 B CN 113074863B
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- fixedly connected
- pressure gauge
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- 230000004224 protection Effects 0.000 title claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 238000013016 damping Methods 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 230000001012 protector Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 20
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 20
- 241001330002 Bambuseae Species 0.000 abstract description 20
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 20
- 239000011425 bamboo Substances 0.000 abstract description 20
- 230000035939 shock Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000008034 disappearance Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a pressure gauge protection device, which comprises a cylinder body, wherein the cylinder body is provided with: the annular lath, the screw cap, annular lath fixed connection is at the barrel top, screw cap threaded connection is in the barrel bottom, the cooperation has the protection machanism who is used for improving manometer anticollision ability between barrel and annular lath, protection machanism is by the movable block, a spherical section of thick bamboo, the manometer gauge outfit, the connecting cylinder is constituteed, protection machanism has the shock attenuation canceling release mechanical system who has the shock attenuation and make protection machanism reset with the screw cap cooperation, the cooperation has interlock mechanism and closure member between barrel and screw cap, interlock mechanism and closure member cooperation are used for preventing that the manometer gauge outfit from being hit the damage and leading to leaking. According to the invention, the protection mechanism and the damping reset mechanism are arranged to change the stress angle of the pressure gauge head and absorb the impact force of impact, so that the anti-collision capability of the pressure gauge head is improved; the invention prevents the problem of gas or liquid leakage caused by excessive impact damage of the pressure gauge head by arranging the linkage mechanism, the sealing element and the protection mechanism to be matched.
Description
Technical Field
The invention belongs to the technical field of protective devices, and particularly relates to a protective device for a pressure gauge.
Background
Pressure gauges (pressure gauge) are instruments that measure and indicate pressures above ambient pressure, which are very common, using elastic elements as sensors, and are used in almost all fields of industrial processes and scientific research. The method is widely available in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance plants and shops and the like. Especially in the industrial process control and technical measurement process, the elastic sensitive element of the mechanical pressure gauge has the characteristics of high mechanical strength, convenient production and the like, so that the mechanical pressure gauge is more and more widely applied.
Manometer inner structure is more accurate, suffers striking the back and takes place the impaired or precision disappearance scheduling problem of manometer structure easily, if simultaneously if the manometer receives to strike too strong probably takes place the manometer damage and leads to gas or liquid to reveal scheduling problem, has stronger potential safety hazard, is necessary to protect the manometer.
Therefore, a pressure gauge protection device is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the problems, and provides a pressure gauge protection device capable of improving the anti-collision capacity and safety of a pressure gauge.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a manometer protector, includes the barrel, be equipped with on the barrel:
and the annular lath is fixedly connected to the top of the barrel.
And the threaded cover is in threaded connection with the bottom of the barrel body.
The barrel is cooperated with a protection mechanism for improving the anti-collision capacity of the pressure gauge between the barrel and the annular plate strip, and the protection mechanism is composed of a movable block, a spherical barrel, a pressure gauge head and a connecting barrel.
The protection mechanism is matched with the threaded cover to form a damping reset mechanism which has a damping function and enables the protection mechanism to reset, and the damping reset mechanism is composed of a ring plate, a damping spring and a limiting block.
The linkage mechanism is matched with the sealing piece to prevent the problem of gas or liquid leakage caused by impact damage of a pressure gauge head, the linkage mechanism consists of a pin block, a primary reset spring, a pull ring, a toothed bar, a secondary reset spring, a gear and a rotating rod, the sealing piece consists of a threaded column, a threaded plug, a clamping block, a sealing barrel and a hose, and a cavity is formed by the linkage mechanism matched with the threaded cap and the sealing piece.
Preferably, the movable block is in engagement with the inner wall of the barrel body and is movably connected in the barrel body, the spherical barrel is rotatably connected in the middle of the movable block and penetrates through the movable block, the head of the pressure gauge is in threaded connection with the upper opening of the spherical barrel, and the connecting barrel is in threaded connection with the lower opening of the spherical barrel.
Preferably, the spherical barrel is coincident with the geometric center of the movable block, and the radius of the inner ring of the annular plate strip is smaller than that of the movable block.
Preferably, the annular plate is fixedly connected with the connecting cylinder, the damping springs are two in number, the limiting blocks are four in number and two in number, the damping springs are respectively matched with two limiting blocks which are respectively fixedly connected to the bottom of the annular plate and the top of the threaded cover, the positions of the limiting blocks are right opposite, the damping springs are sleeved between the two limiting blocks, the two ends of the damping springs are respectively fixedly connected with the annular plate and the threaded cover, and the two damping springs are symmetrically arranged on two sides of the bottom of the annular plate.
Preferably, sell piece and barrel lateral wall swing joint and run through in the barrel lateral wall extends to the barrel, one-level reset spring sets up outside the barrel and overlaps on selling the piece, one-level reset spring both ends respectively with selling piece and barrel fixed connection, pull ring fixed connection is at the ratch top, the ratch runs through the thread cover and extends to the thread cover below, second grade reset spring sets up in the thread cover below, second grade reset spring cover on the ratch and both ends respectively with ratch and thread cover fixed connection, gear and dwang fixed connection, the dwang level sets up in the cavity, the dwang is connected with cavity wall rotation, gear and ratch meshing.
Preferably, one end block body of the pin block in the cylinder inclines towards the lower right corner, and the bottom of one end of the pin block in the cylinder is of a horizontal groove type and is sleeved with the pull ring.
Preferably, the vertical setting of a sealed section of thick bamboo is at cavity middle part and both ends respectively with cavity top and bottom fixed connection, screw cap cooperation hose is equipped with the through-hole with the cavity intercommunication, the hose runs through-hole and both ends respectively with connecting cylinder and sealed section of thick bamboo intercommunication, sealed section of thick bamboo cooperation screw stopper is equipped with the movable groove, screw thread post level sets up and runs through sealed section of thick bamboo and extend to sealed section of thick bamboo in, the screw thread post rotates with sealed section of thick bamboo to be connected, the one end and the dwang fixed connection of sealed section of thick bamboo are kept away from to the screw thread post, screw thread stopper threaded connection is on the screw thread post, the fixture block has two sets ofly, two sets ofly the fixture block is located just symmetry setting in sealed section of thick bamboo in screw thread post both sides, fixture block and sealed section of thick bamboo inner wall fixed connection, two sets of screw thread stopper cooperation fixture block can be blocked up sealed section of thick bamboo, sealed section of thick bamboo bottom fixed connection has screwed joint, screwed joint runs through the screw cap and extends to outside the screw cap.
The invention has the beneficial effects that:
1. protection to the manometer gauge outfit through setting up protection machanism and shock attenuation canceling release mechanical system, protection machanism changes manometer gauge outfit atress angle through the rotation of a spherical section of thick bamboo, and shock attenuation canceling release mechanical system utilizes damping spring to absorb the striking impact force simultaneously, and dual protection has effectively improved the crashproof ability of manometer gauge outfit.
2. Damping spring carries out the shock attenuation to the manometer gauge outfit through setting up shock attenuation canceling release mechanical system, can protect the manometer gauge outfit under the uneven environment of vibrations, prevents to shake and leads to the impaired or precision disappearance scheduling problem of manometer inner structure.
3. Prevent through setting up interlock mechanism and sealing member and protection machanism cooperation that the manometer gauge outfit from suffering excessive impact damage and leading to the problem that gas or liquid were revealed, will close the sealing member through interlock mechanism after the hydraulic pressure manometer gauge outfit suffers violent impact, block up the connecting channel of gas or liquid and manometer gauge outfit, solved the potential safety hazard that the manometer gauge outfit exists for manometer gauge outfit security strengthens greatly.
Drawings
FIG. 1 is a schematic view of an internal structure of a protection device for a pressure gauge according to the present invention;
FIG. 2 is a schematic view of an external structure of a protection device for a pressure gauge according to the present invention;
FIG. 3 is a schematic top view of a pressure gauge protection device according to the present invention;
FIG. 4 is a schematic structural view of portion A of FIG. 1;
fig. 5 is a schematic structural diagram of a portion B in fig. 1.
In the figure: the device comprises a cylinder body 1, a ring-shaped lath 2, a threaded cover 3, a protective mechanism 4, a movable block 5, a spherical barrel 6, a pressure gauge head 7, a connecting barrel 8, a damping reset mechanism 9, a ring plate 10, a damping spring 11, a limiting block 12, a linkage mechanism 13, a closing element 14, a pin block 15, a first-stage reset spring 16, a pull ring 17, a toothed rod 18, a second-stage reset spring 19, a gear 20, a rotating rod 21, a threaded column 22, a threaded plug 23, a clamping block 24, a sealing barrel 25, a hose 26, a cavity 27, a through hole 28, a movable groove 29 and a threaded joint 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a pressure gauge protection device comprises a cylinder 1, wherein the cylinder 1 is provided with:
the annular lath 2 is fixedly connected to the top of the barrel 1.
The threaded cover 3, threaded cover 3 threaded connection is in barrel 1 bottom.
Protection machanism 4 has the shock attenuation canceling release mechanical system 9 that has the shock attenuation and make protection machanism 4 reset with the cooperation of screw cap 3, shock attenuation canceling release mechanical system 9 is by crown plate 10, damping spring 11, stopper 12 is constituteed, more specifically, crown plate 10 and connecting cylinder 8 fixed connection, damping spring 11 has two sets ofly, stopper 12 has four groups, two sets of damping spring 11 cooperate respectively to have two sets of stoppers 12, two sets of stoppers 12 respectively fixed connection just right in crown plate 10 bottom and 3 tops of screw cap and position, damping spring 11 cover is between two sets of stoppers 12 and both ends respectively with crown plate 10 and 3 fixed connection of screw cap, two sets of damping spring 11 symmetries set up in crown plate 10 bottom both sides.
The interlocking mechanism 13 and the sealing part 14 are matched between the cylinder body 1 and the threaded cover 3, the interlocking mechanism 13 and the sealing part 14 are matched for preventing the problem of gas or liquid leakage caused by the fact that a pressure gauge head 7 is damaged by impact, the interlocking mechanism 13 consists of a pin block 15, a primary return spring 16, a pull ring 17, a toothed bar 18, a secondary return spring 19, a gear 20 and a rotating bar 21, the sealing part 14 consists of a threaded column 22, a threaded plug 23, a clamping block 24, a sealing barrel 25 and a hose 26, and the threaded cover 3 is matched with the interlocking mechanism 13 and the sealing part 14 to be provided with a cavity 27.
More specifically, a pin block 15 is movably connected with the side wall of a cylinder body 1 and extends into the cylinder body 1 through the side wall of the cylinder body 1, a primary return spring 16 is arranged outside the cylinder body 1 and is sleeved on the pin block 15, two ends of the primary return spring 16 are respectively fixedly connected with the pin block 15 and the cylinder body 1, a pull ring 17 is fixedly connected with the top of a rack bar 18, the rack bar 18 extends to the lower part of a threaded cover 3 through the threaded cover 3, a secondary return spring 19 is arranged below the threaded cover 3, a secondary return spring 19 is sleeved on the rack bar 18 and is respectively fixedly connected with the rack bar 18 and the threaded cover 3 at two ends, a gear 20 is fixedly connected with a rotating rod 21, the rotating rod 21 is horizontally arranged in a cavity 27, the rotating rod 21 is rotatably connected with the cavity wall of the cavity 27, the gear 20 is engaged with the rack bar 18, one end block body 15 in the cylinder body 1 is inclined rightwards, the pin block body 15 is arranged at the bottom of the cylinder body 1, the end of the pin block body 15 is in a horizontal rotating rod groove type and is sleeved with the rotating rod 17, a sealing cylinder 25, the sealing cylinder 25 is vertically arranged in the middle of the cavity 27 and is fixedly connected with two ends of the rotating rod 22, two sealing cylinders 24, two sealing cylinders 22 are respectively connected with a sealing plug 23, two sealing plug 23 are arranged in the sealing cylinder, two sealing plug 23 and are arranged in the sealing cylinder, two sealing plug 23, two sealing plug cylinder, two sealing plug 23 and are arranged in the sealing cylinder, two sealing plug 23, the threaded joint 30 extends through the threaded cap 3 and out of the threaded cap 3.
The operating principle of the present invention will now be described as follows:
in the invention, under the normal state, the pressure gauge head 7 is in a vertical state due to the supporting action of the two groups of damping springs 11, the reading is convenient to observe, when the pressure gauge head 7 is impacted, the pressure gauge head 7 can incline due to the rotary connection of the spherical cylinder 6 and the movable block 5, the movable block 5 is pressed down, the damage of the pressure gauge head 7 caused by the direct collision of an impact object and the pressure gauge head 7 is avoided, due to the shape characteristics of the spherical cylinder 6, no matter how the impact angle of the impact object is, the protection mechanism 4 can avoid the direct collision of the pressure gauge head 7 and the impact object, the pressure gauge head 7 is effectively protected, after the impact is finished, the damping springs 11 are elastically reset by themselves to drive the movable block 5 and the spherical cylinder 6 to reset, the pressure gauge head 7 is restored to the vertical state, when the environment where the pressure gauge head 7 is located shakes unevenly, if the pressure gauge head 7 is transported, the damping springs 11 can play a damping effect on the pressure gauge head 7, when the pressure gauge head 7 is severely impacted, due to the characteristic that one end block body of the pin block 15 positioned in the cylinder body 1 is inclined towards the lower right corner, the movable block 5 is pressed down to the pin block 15 and then continuously presses down to push the pin block 15 out of the cylinder body 1, when the pin block 15 is pushed out for a certain distance, the pull ring 17 is separated from the pin block 15, the secondary reset spring 19 enables the toothed rod 18 to rapidly move downwards, the toothed rod 18 drives the gear 20 meshed with the toothed rod 18 to rotate, the gear 20 drives the rotating rod 21 to rotate, the rotating rod 21 drives the threaded column 22 to rotate, the threaded plug 23 is enabled to move towards the two clamping blocks 24 on the threaded column 22 when the threaded column 22 rotates, and finally the threaded plug 23 is matched with the two clamping blocks 24 to block the sealing cylinder 25, so that accidents such as pipeline leakage and the like after the pressure gauge head 7 is severely impacted and damaged are prevented, after the accident is finished, the toothed bar 18 and the pin block 15 can be manually reset, when the toothed bar 18 is reset, the rotating rod 21 rotates reversely to enable the sealing cylinder 25 to be opened again, and the protective device can be continuously used after the damaged pressure gauge head 7 is replaced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (1)
1. The utility model provides a manometer protector, includes barrel (1), its characterized in that, be equipped with on barrel (1):
the annular batten (2), the annular batten (2) is fixedly connected to the top of the barrel (1);
the threaded cover (3), the threaded cover (3) is connected to the bottom of the barrel (1) in a threaded manner;
a protection mechanism (4) for improving the anti-collision capacity of the pressure gauge is matched between the cylinder body (1) and the annular plate strip (2), and the protection mechanism (4) consists of a movable block (5), a spherical cylinder (6), a pressure gauge head (7) and a connecting cylinder (8);
the protection mechanism (4) and the threaded cover (3) are matched with a damping reset mechanism (9) which has a damping function and enables the protection mechanism (4) to reset, and the damping reset mechanism (9) consists of a ring plate (10), a damping spring (11) and a limiting block (12);
a linkage mechanism (13) and a sealing part (14) are matched between the cylinder body (1) and the threaded cover (3), the linkage mechanism (13) and the sealing part (14) are matched for preventing the problem of gas or liquid leakage caused by the fact that a pressure gauge head (7) is damaged by impact, the linkage mechanism (13) consists of a pin block (15), a primary reset spring (16), a pull ring (17), a toothed bar (18), a secondary reset spring (19), a gear (20) and a rotating rod (21), the sealing part (14) consists of a threaded column (22), a threaded plug (23), a clamping block (24), a sealing cylinder (25) and a hose (26), and a cavity (27) is formed in the linkage mechanism (13) and the sealing part (14) matched with the threaded cover (3);
the movable block (5) is fit with the inner wall of the barrel body (1) and is movably connected in the barrel body (1), the spherical barrel (6) is rotatably connected to the middle part of the movable block (5) and penetrates through the movable block (5), the pressure gauge head (7) is in threaded connection with the upper barrel opening of the spherical barrel (6), and the connecting barrel (8) is in threaded connection with the lower barrel opening of the spherical barrel (6);
the spherical barrel (6) is superposed with the geometric center of the movable block (5), and the radius of the inner ring of the annular lath (2) is smaller than that of the movable block (5);
the ring plate (10) is fixedly connected with the connecting cylinder (8), two groups of damping springs (11) are provided, four groups of limiting blocks (12) are provided, two groups of damping springs (11) are respectively matched with two groups of limiting blocks (12), the two groups of limiting blocks (12) are respectively and fixedly connected to the bottom of the ring plate (10) and the top of the threaded cover (3) and are opposite to each other in position, the damping springs (11) are sleeved between the two groups of limiting blocks (12), two ends of each damping spring are respectively and fixedly connected with the ring plate (10) and the threaded cover (3), and the two groups of damping springs (11) are symmetrically arranged on two sides of the bottom of the ring plate (10);
the pin block (15) is movably connected with the side wall of the barrel body (1) and penetrates through the side wall of the barrel body (1) to extend into the barrel body (1), the primary reset spring (16) is arranged outside the barrel body (1) and sleeved on the pin block (15), two ends of the primary reset spring (16) are fixedly connected with the pin block (15) and the barrel body (1) respectively, the pull ring (17) is fixedly connected to the top of the toothed bar (18), the toothed bar (18) penetrates through the threaded cover (3) to extend to the lower portion of the threaded cover (3), the secondary reset spring (19) is arranged below the threaded cover (3), the secondary reset spring (19) is sleeved on the toothed bar (18) and two ends of the secondary reset spring are fixedly connected with the toothed bar (18) and the threaded cover (3) respectively, the gear (20) is fixedly connected with the rotating bar (21), the rotating bar (21) is horizontally arranged in the cavity (27), the cavity wall of the cavity (27) is rotatably connected with the gear (20) meshed with the toothed bar (18);
a block body at one end of the pin block (15) in the cylinder body (1) inclines towards the lower right corner, and the bottom of one end of the pin block (15) in the cylinder body (1) is of a horizontal groove shape and is sleeved with the pull ring (17);
the sealing cylinder (25) is vertically arranged in the middle of the cavity (27), two ends of the sealing cylinder are respectively and fixedly connected with the top and the bottom of the cavity (27), the threaded cover (3) is matched with the hose (26) and is provided with a through hole (28) communicated with the cavity (27), the hose (26) penetrates through the through hole (28) and two ends of the hose are respectively communicated with the connecting cylinder (8) and the sealing cylinder (25), the sealing cylinder (25) is provided with a movable groove (29) in cooperation with the threaded plug (23), the threaded column (22) is horizontally arranged and penetrates through the sealing cylinder (25) to extend into the sealing cylinder (25), the threaded column (22) is rotationally connected with the sealing cylinder (25), one end of the threaded column (22) far away from the sealing cylinder (25) is fixedly connected with the rotating rod (21), the threaded plug (23) is connected to the threaded column (22) in a threaded manner, two groups of the fixture blocks (24) are arranged, the two groups of the fixture blocks (24) are positioned in the sealing cylinder (25) and symmetrically arranged at two sides of the threaded column (22), the clamping block (24) is fixedly connected with the inner wall of the sealing cylinder (25), the threaded plug (23) is matched with the two groups of fixture blocks (24) to block the sealing cylinder (25), the bottom of the sealing cylinder (25) is fixedly connected with a threaded joint (30), the threaded joint (30) penetrates through the threaded cover (3) and extends out of the threaded cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110353367.1A CN113074863B (en) | 2021-04-01 | 2021-04-01 | Pressure gauge protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110353367.1A CN113074863B (en) | 2021-04-01 | 2021-04-01 | Pressure gauge protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113074863A CN113074863A (en) | 2021-07-06 |
| CN113074863B true CN113074863B (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110353367.1A Active CN113074863B (en) | 2021-04-01 | 2021-04-01 | Pressure gauge protection device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114720033B (en) * | 2022-04-07 | 2024-01-12 | 扬州市检验检测中心 | Intelligent protection type pressure gauge |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4347744A (en) * | 1980-09-08 | 1982-09-07 | Dwyer Instruments, Inc. | Diaphragm type differential pressure gauge with overpressure relief protection |
| ES2544955T3 (en) * | 2006-04-19 | 2015-09-07 | Asahi Kasei Medical Co., Ltd. | Pressure sensor for extracorporeal circulation circuit |
| CN208818413U (en) * | 2018-10-23 | 2019-05-03 | 黄勤俭 | A kind of cushioning pressure table |
| CN209100018U (en) * | 2018-12-11 | 2019-07-12 | 刘美萍 | A kind of pumping unit pressure gauge loss prevention component |
| CN209802585U (en) * | 2019-06-06 | 2019-12-17 | 江苏贝伊特仪表科技有限公司 | Pressure gauge with buffer structure |
| CN209802583U (en) * | 2019-06-06 | 2019-12-17 | 江苏贝伊特仪表科技有限公司 | Pressure gauge with protection structure |
| CN211085552U (en) * | 2019-12-24 | 2020-07-24 | 青岛利尔得仪表有限公司 | Quick-assembly connector type shock-proof pressure gauge |
| CN211954541U (en) * | 2020-04-26 | 2020-11-17 | 苏州新意达仪器科技有限公司 | Full-sealed protection type pressure gauge |
| CN111664989B (en) * | 2020-06-16 | 2021-08-24 | 马鞍山市亿格仪表有限公司 | Shock-proof type automatic reset pressure gauge and installation method thereof |
| CN112050997B (en) * | 2020-09-08 | 2022-02-15 | 安徽瑞尔特仪表科技有限公司 | Pressure gauge with peripheral transparent protection structure |
| CN112504552A (en) * | 2020-11-19 | 2021-03-16 | 马鞍山市福明仪表制造有限公司 | Multi-functional pressure instrument for detection of anticollision type |
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Effective date of registration: 20221026 Address after: Gui Zhuang Qu Jing Cun, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Applicant after: Suzhou Xinyida Instrument Technology Co.,Ltd. Address before: 527435 No. 20, Liaokeng Village Committee, Liaokeng Village, Hetou Town, Xinxing County, Yunfu City, Guangdong Province Applicant before: Qu Jiawen |
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Denomination of invention: A pressure gauge protective device Granted publication date: 20221122 Pledgee: Jiangsu Taicang Rural Commercial Bank Co.,Ltd. Guizhuang Branch Pledgor: Suzhou Xinyida Instrument Technology Co.,Ltd. Registration number: Y2024980002424 |