CN115046676A - Pipe mesh belt pressure detection device and method - Google Patents
Pipe mesh belt pressure detection device and method Download PDFInfo
- Publication number
- CN115046676A CN115046676A CN202210276542.6A CN202210276542A CN115046676A CN 115046676 A CN115046676 A CN 115046676A CN 202210276542 A CN202210276542 A CN 202210276542A CN 115046676 A CN115046676 A CN 115046676A
- Authority
- CN
- China
- Prior art keywords
- water pipe
- pipe
- connector
- arc
- connecting piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000005259 measurement Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000002123 temporal effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0618—Overload protection
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention relates to the technical field of water conservancy equipment testing facilities, in particular to a pipe mesh belt pressure detection device and a method. According to the invention, the slide button moves in the eccentric groove, the slide button moves to drive the rotating plate to rotate, and the spokes are driven to shift by the rotation of the rotating plate to control the opening and closing of the hinge, so that the water flow in the water pipe is flexibly controlled, and the effect of strain performance of the pressure gauge under abnormal conditions during working is enhanced.
Description
Technical Field
The invention relates to the technical field of water conservancy equipment testing facilities, in particular to a pipe mesh belt pressure detection device and method.
Background
The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very common in application, almost extends to all the fields of industrial processes and scientific researches, is visible everywhere in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like, and is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge in the industrial process control and technical measurement process;
the in-process of current manometer using, because manometer itself can only measure, does not have the ability of control to rivers, when meetting unusual or emergency, very easy emergence because the unstable condition that the manometer received the damage that appears of rivers has increased the cost loss of enterprise then.
Disclosure of Invention
Aiming at the defects of the prior art, the invention can detect long-distance pipelines by single delivery and is suitable for long-distance trunk line detection; accurately finding out a broken wire area, and predicting the broken wire quantity, thereby being beneficial to optimizing the maintenance plan of the PCCP pipeline; the device and the method can detect the corrosion conditions (such as wall thickness loss, cavitation erosion, flaking erosion and the like) of the metal pipeline, provide a reliable data support effect for Finite Element Analysis (FEA) of the pipeline, and provide the device and the method for detecting the pressure of the pipeline mesh so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a pipe mesh pressure detection device comprises a pressure gauge, wherein a connector is fixedly connected to the surface of the pressure gauge, a sliding groove is formed in the surface of the connector, a sliding handle is slidably connected to the inside of the sliding groove, a water pipe is inserted into the sliding groove, a nut is sleeved on the surface of the sliding groove, a clamping groove is formed in the surface of the water pipe, a fixing ring is fixedly connected to the tail end of the sliding handle, a fixing ring is clamped to the temporal part of the fixing ring, a clamp is sleeved on the surface of a spring ring, a connecting piece is fixedly connected to the surface of the water pipe, an eccentric groove is formed in the surface of the connecting piece, a sliding knob is slidably connected to the inside of the eccentric groove, a rotating plate is fixedly connected to the tail end of the sliding knob, an arc-shaped groove is formed in the surface of the rotating plate, a fixed block is slidably connected to the inside of the arc-shaped groove, and spokes are movably connected to the surface of the rotating plate, the surface of the spoke is movably connected with a hinge.
As a preferred technical scheme of the invention, the number of the arc-shaped grooves is equal to that of the fixed blocks, and meanwhile, the arc-shaped grooves are arranged at equal intervals at the edge of the surface of the rotating plate, so that the control capability of the whole device is enhanced to the maximum extent, and the practicability of the whole device is ensured.
As a preferable technical scheme of the invention, the number of the spokes is equal to that of the arc-shaped grooves, and the tail ends of the spokes are arranged on the surface edge of the rotating plate and positioned in the middle of the two arc-shaped grooves, so that the stability of each component is effectively enhanced, and the supporting strength of the whole device is enhanced.
As a preferred technical scheme of the invention, the fixing block is connected in the arc-shaped groove in a sliding manner, and the tail end of the fixing block is arranged on the inner wall surface of the connecting piece, so that the use of the integral device is better protected from being influenced, and the practicality of the operation of the integral device is enhanced.
As a preferred technical scheme of the invention, the number of the hinges is equal to that of the spokes, meanwhile, the tail ends of the spokes are arranged on the upper surfaces of the tail ends of the hinges, and the hinges are distributed in the rotating plate at equal intervals, so that the balance of the whole device is better enhanced, and the use flexibility of the whole device is effectively enhanced.
As a preferred technical scheme of the invention, the screw cap and the connecting piece are both arranged on the surface of the water pipe, the water pipe is in sliding connection on the surface of the connecting piece, and the inner wall of the water pipe is provided with the thread groove matched with the surface of the connector, so that the operability of the whole device is enhanced more powerfully, and the firmness and the stability in the using process are ensured.
A use method of a pipe mesh belt pressure detection device comprises the following specific steps:
s1, when the pressure gauge is used for measurement, the pressure gauge is firstly required to be connected with a water pipe, when the pressure gauge is connected, a worker firstly inserts the top end of the water pipe into the connector, then manually slides the screw cap, and rotates and screws on the surface of the connector, so that the inner wall thread groove of the screw cap is meshed and fixed with the spiral grains on the surface of the connector;
s2, when the screw cap is screwed down, the sliding handle is dragged by the friction of the screw cap to slide in the sliding groove and drive the fixing ring to rotate, and because the spring ring is arranged in the fixing ring, when the fixing ring is dragged and rotates, the spring ring is driven to fold inwards, the clamp is arranged on the surface of the spring ring and is dragged and folded inwards, and then the tail end of the clamp is clamped in the surface of the clamping groove;
s3, can the manual start water valve afterwards, in order to avoid the in-process that takes place the accident at the use and lead to rivers uncontrollable and cause the damage of manometer, when needs cut off rivers, can be by staff manual once more with the smooth wrench rotation, the displacement through smooth wrench drives the rotor plate and rotates in the inside of connecting piece, when the rotor plate rotates, pull and drive the spoke and carry out cheaply, then drive the hinge and open and shut, thereby control the rivers of the inside of water pipe, protect the manometer.
The invention has the following beneficial effects:
1. according to the pipe network under-pressure detection device and method, the nut drives the sliding handle to deflect, the sliding handle rotates to drive the fixing ring to rotate, and then the fixing ring rotates to drive the spring ring to fold so as to drive the clamp to fold, so that firmness of the water pipe and the connector is enhanced, and the effect of improving the stability of connection of the water pipe is further improved;
2. according to the pipe network under-pressure detection device and method, the sliding button moves inside the eccentric groove, the sliding button moves to drive the rotating plate to rotate, and the spokes are driven to deflect by the rotation of the rotating plate to control the opening and closing of the hinge, so that the water flow in the water pipe is flexibly controlled, and the effect of strain performance of a pressure gauge in abnormal conditions during working is enhanced.
Drawings
FIG. 1 is a schematic view of the whole appearance structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the inside of the connector structure of the present invention viewed directly;
FIG. 4 is a schematic view of the inside of the connector structure of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 6 is a schematic view showing the inside of the connector structure in a non-operating state;
fig. 7 is a direct view of the internal operation state of the connecting piece structure of the invention.
In the figure: 1. a pressure gauge; 2. a connector; 3. a chute; 4. a sliding handle; 5. a water pipe; 6. a nut; 7. a card slot; 8. a fixing ring; 9. a spring ring; 10. a clamp; 11. a connecting member; 12. an eccentric groove; 13. sliding and twisting; 14. a rotating plate; 15. an arc-shaped slot; 16. a fixed block; 17. spokes; 18. and (7) a hinge.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, in the present embodiment: a pipe mesh pressure detection device comprises a pressure gauge 1, a connector 2 is fixedly connected to the surface of the pressure gauge 1, the control capability of the whole device is enhanced, a chute 3 is formed in the surface of the connector 2, the stability of each component is enhanced, a sliding handle 4 is slidably connected to the inside of the chute 3, the flexibility of the whole device is enhanced, a water pipe 5 is inserted into the chute 3, the using effect of the whole device is enhanced, a nut 6 is sleeved on the surface of the chute 3, the use of the whole device is protected from being affected, a clamping groove 7 is formed in the surface of the water pipe 5, the balance of the whole device is enhanced, a fixing ring 8 is fixedly connected to the tail end of the sliding handle 4, the operability of the whole device is enhanced, a fixing ring 8 is clamped at the temporal part of the fixing ring 8, the controllability of a worker on the whole device is enhanced, a clamp 10 is sleeved on the surface of a spring ring 9, the practicality of the integral device is enhanced, the fixed surface of the water pipe 5 is connected with the connecting piece 11, the ranges of the position and the angle of the water pipe when all structures operate together are stabilized, the eccentric groove 12 is formed in the surface of the connecting piece 11, the mechanical potential energy of the integral device in the operation process is enhanced, the sliding connection inside the eccentric groove 12 is connected with the sliding button 13, the flexibility of the integral device is enhanced, the terminal fixedly connected with rotating plate 14 of the sliding button 13 is enhanced, the coordination performance of the integral device in the use process is enhanced, the arc-shaped groove 15 is formed in the surface of the rotating plate 14, the coordination strength of the integral device in the use process is enhanced, the fixing block 16 is connected inside the arc-shaped groove 15 in a sliding mode, the coordination performance of the integral device is enhanced, the spoke 17 is connected with the movable surface of the rotating plate 14, the activity of the integral device is enhanced, the hinge 18 is connected with the movable surface of the spoke 17, and the use convenience is increased.
In the embodiment, the number of the arc-shaped grooves 15 is equal to that of the fixed blocks 16, meanwhile, the arc-shaped grooves 15 are formed at equal intervals on the surface edge of the rotating plate 14, and all parts of the integral device are ground in a matching mode in the using process of the integral device, so that the using harmony of the integral device is enhanced; the number of the spokes 17 is equal to that of the arc-shaped grooves 15, and the tail ends of the spokes 17 are arranged on the surface edge of the rotating plate 14 and are positioned in the middle of the two arc-shaped grooves 15, so that the matching strength of the integral device in the use process is enhanced to a greater extent, and the situation that parts of the integral device are not matched symmetrically in the use process is avoided; the fixing block 16 is connected inside the arc-shaped groove 15 in a sliding mode, the tail end of the fixing block 16 is installed on the surface of the inner wall of the connecting piece 11, the whole device is supported together according to the existing structure, the coordination performance of the whole device in the using process is enhanced, and the durability of the whole device in the using process is enhanced; the number of the hinges 18 is equal to that of the spokes 17, meanwhile, the tail ends of the spokes 17 are arranged on the upper surfaces of the tail ends of the hinges 18, the hinges 18 are distributed in the rotating plate 14 at equal intervals, and the probability of failure of the whole device in the using process is weakened by means of enhancement of flexible control capacity of the whole device; nut 6 and connecting piece 11 are all installed on the surface of water pipe 5, and water pipe 5 carries out sliding connection on the surface of connecting piece 11 simultaneously, and the threaded groove that matches is seted up on the inner wall of water pipe 5 with the surface of connector 2, better reinforcing the flexibility of integrated device, guaranteed still can normal use when dismantling the back and installing once more.
The implementation method comprises the following steps:
a use method of a pipe mesh belt pressure detection device comprises the following specific steps:
s1, when the pressure gauge 1 is used for measurement, the pressure gauge 1 and the water pipe 5 need to be connected, when the connection is carried out, a worker firstly inserts the top end of the water pipe 5 into the connector 2, then manually slides the screw cap 6, and rotates and screws on the surface of the connector 2, so that the thread groove on the inner wall of the screw cap 6 is meshed and fixed with the spiral grains on the surface of the connector 2;
s2, when the nut 6 is screwed down, the sliding handle 4 is dragged by the friction of the nut 6 to slide in the chute 3 and drive the fixing ring 8 to rotate, and because the spring ring 9 is arranged in the fixing ring 8, when the fixing ring 8 is dragged to rotate, the spring ring 9 is driven to fold inwards, the clamp 10 is arranged on the surface of the spring ring 9 and is dragged and folded inwards, and then the tail end of the clamp 10 is clamped in the surface of the clamping groove 7;
s3, can manually start the water valve afterwards, in order to avoid the in-process that takes place the accident at the use and lead to rivers uncontrollable and cause manometer 1' S damage, when needs cut off rivers, can be by staff manual once more rotate smooth 13 of turning round, the displacement through smooth 13 of turning round drives the rotor plate 14 and rotates in the inside of connecting piece 11, when rotor plate 14 rotates, it carries out cheaply to pull drive spoke 17, then drive hinge 18 and open and shut, thereby control the inside rivers of water pipe 5, protect manometer 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a pipe mesh pressure detection device, includes manometer (1), its characterized in that: the surface of the pressure gauge (1) is fixedly connected with a connector (2), the surface of the connector (2) is provided with a chute (3), the inside of the chute (3) is slidably connected with a sliding handle (4), the inside of the chute (3) is inserted with a water pipe (5), the surface of the chute (3) is sleeved with a nut (6), the surface of the water pipe (5) is provided with a clamping groove (7), the tail end of the sliding handle (4) is fixedly connected with a fixing ring (8), the temporal part of the fixing ring (8) is clamped with the fixing ring (8), the surface of the spring ring (9) is sleeved with a clamp (10), the surface of the water pipe (5) is fixedly connected with a connecting piece (11), the surface of the connecting piece (11) is provided with an eccentric groove (12), the inside of the eccentric groove (12) is slidably connected with a sliding knob (13), the tail end of the sliding knob (13) is fixedly connected with a rotating plate (14), arc wall (15) have been seted up on the surface of rotor plate (14), the inside sliding connection of arc wall (15) has fixed block (16), the surface swing joint of rotor plate (14) has spoke (17), the surface swing joint of spoke (17) has hinge (18).
2. The pipe string pressure detecting device according to claim 1, characterized in that: the number of the arc-shaped grooves (15) is equal to that of the fixed blocks (16), and the arc-shaped grooves (15) are arranged at equal intervals on the edge of the surface of the rotating plate (14).
3. The pipe string pressure detecting device according to claim 1, characterized in that: the number of the spokes (17) is equal to that of the arc-shaped grooves (15), and the tail ends of the spokes (17) are arranged on the surface edge of the rotating plate (14) and are positioned in the middle of the two arc-shaped grooves (15).
4. The pipe network pressure detection device according to claim 1, characterized in that: fixed block (16) sliding connection is in the inside of arc wall (15), and the terminal of fixed block (16) is installed on the inner wall surface of connecting piece (11).
5. The pipe network pressure detection device according to claim 1, characterized in that: the number of the hinges (18) is equal to that of the spokes (17), meanwhile, the tail ends of the spokes (17) are arranged on the upper surface of the tail ends of the hinges (18), and the hinges (18) are distributed in the rotating plate (14) at equal intervals.
6. The pipe string pressure detecting device according to claim 1, characterized in that: nut (6) and connecting piece (11) are all installed on the surface of water pipe (5), and sliding connection is carried out on the surface of connecting piece (11) in water pipe (5) simultaneously, and the thread groove that matches is carried out on the surface with connector (2) is seted up to the inner wall of water pipe (5).
7. The use method of the pipe belt pressure detection device according to claim 1, specifically comprising the following steps:
s1, when the pressure gauge (1) is used for measurement, the pressure gauge (1) and the water pipe (5) need to be connected, when the pressure gauge is connected, a worker inserts the top end of the water pipe (5) into the connector (2), then manually slides the screw cap (6), and rotates and screws on the surface of the connector (2), so that the inner wall thread groove of the screw cap (6) is meshed and fixed with the spiral grains on the surface of the connector (2);
s2, when the nut (6) is screwed down, the sliding handle (4) is dragged by the friction of the nut (6), slides in the chute (3), and simultaneously drives the fixing ring (8) to rotate, and as the spring ring (9) is installed in the fixing ring (8), when the fixing ring (8) is dragged to rotate, the spring ring (9) is driven to fold inwards, the clamp (10) is installed on the surface of the spring ring (9) and is dragged and folded inwards, and then the tail end of the clamp (10) is clamped in the surface of the clamping groove (7);
s3, can manually start the water valve afterwards, avoid in-process accident taking place in the use to lead to rivers uncontrollable and cause the damage of manometer (1), when needs cut off rivers, can be by staff manual once more rotate smooth knob (13), displacement through smooth knob (13) drives rotor plate (14) and rotates in the inside of connecting piece (11), when rotor plate (14) rotate, it carries out cheaply to pull drive spoke (17), then drive hinge (18) and open and shut, thereby control the rivers of the inside of water pipe (5), protect manometer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210276542.6A CN115046676A (en) | 2022-03-21 | 2022-03-21 | Pipe mesh belt pressure detection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210276542.6A CN115046676A (en) | 2022-03-21 | 2022-03-21 | Pipe mesh belt pressure detection device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115046676A true CN115046676A (en) | 2022-09-13 |
Family
ID=83157111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210276542.6A Pending CN115046676A (en) | 2022-03-21 | 2022-03-21 | Pipe mesh belt pressure detection device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115046676A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1172400A (en) * | 1967-07-25 | 1969-11-26 | Revue Thommen Ag | A Pressure Gauge Protection Device |
| US4161888A (en) * | 1978-05-22 | 1979-07-24 | Dresser Industries, Inc. | Pressure gauge construction |
| EP1596178A1 (en) * | 2004-05-10 | 2005-11-16 | AFRISO Euro-Index GmbH für Sicherungsarmaturen und Füllstandsmessung | Manometer system with integrated pressure relief valve |
| CN209027724U (en) * | 2018-12-15 | 2019-06-25 | 江苏省金湖县热工仪表线缆厂有限公司 | A kind of pressure gauge with over-voltage protecting function |
| CN210950813U (en) * | 2019-10-16 | 2020-07-07 | 扬州汇丰仪表有限公司 | Pressure gauge and pipeline connecting structure |
| CN215807150U (en) * | 2021-08-27 | 2022-02-11 | 瑞鑫(天津)海洋工程有限公司 | Pull-type pipeline diving detection leak stopper |
-
2022
- 2022-03-21 CN CN202210276542.6A patent/CN115046676A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1172400A (en) * | 1967-07-25 | 1969-11-26 | Revue Thommen Ag | A Pressure Gauge Protection Device |
| US4161888A (en) * | 1978-05-22 | 1979-07-24 | Dresser Industries, Inc. | Pressure gauge construction |
| EP1596178A1 (en) * | 2004-05-10 | 2005-11-16 | AFRISO Euro-Index GmbH für Sicherungsarmaturen und Füllstandsmessung | Manometer system with integrated pressure relief valve |
| CN209027724U (en) * | 2018-12-15 | 2019-06-25 | 江苏省金湖县热工仪表线缆厂有限公司 | A kind of pressure gauge with over-voltage protecting function |
| CN210950813U (en) * | 2019-10-16 | 2020-07-07 | 扬州汇丰仪表有限公司 | Pressure gauge and pipeline connecting structure |
| CN215807150U (en) * | 2021-08-27 | 2022-02-11 | 瑞鑫(天津)海洋工程有限公司 | Pull-type pipeline diving detection leak stopper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115046676A (en) | Pipe mesh belt pressure detection device and method | |
| CN103234832B (en) | Portable plastic pipe pressure endurance testing apparatus and application method thereof | |
| CN111059997B (en) | High pier pumping concrete pump pipe detection system and detection method | |
| CN216081880U (en) | Pressure gauge with protective device | |
| CN201187588Y (en) | Oil gas pipe low pressure non-stopping convey plugging sandwich valve | |
| CN107796455B (en) | Intelligent online maintenance ultrasonic flowmeter probe | |
| CN219798455U (en) | Protection structure of gas turbine flowmeter | |
| CN213929912U (en) | PE pipe convenient to equipment | |
| CN215114680U (en) | Wear-resisting electrode's electromagnetic flowmeter | |
| CN211175456U (en) | Vacuum valve convenient to installation | |
| CN219121621U (en) | Pressure gauge joint | |
| CN216939223U (en) | Welding fixture for repairing pipeline | |
| CN214367079U (en) | Splicing type corrugated pipe | |
| CN217648329U (en) | Ball valve quick assembly disassembly device | |
| CN212909469U (en) | Circulating water liquid accuse butterfly valve protection switch | |
| CN220707091U (en) | Bidirectional gas channel assembly | |
| CN212409731U (en) | Combustible gas temperature pressure sensor | |
| CN219082398U (en) | Valve turbine head capable of detecting pressure in pipe | |
| CN218671134U (en) | Water purification equipment with water leakage protection device | |
| CN216283359U (en) | Thickness measuring probe of pipeline detector | |
| CN215944302U (en) | Locking structure for automobile instrument installation | |
| CN210487197U (en) | Pipeline valve pressure test device | |
| CN217901078U (en) | Anticorrosive wear-resisting type pressure transmitter convenient to installation | |
| CN221302566U (en) | Oxygen meter | |
| CN212835670U (en) | Fire hydrant convenient to indicate pressure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |