CN116878623A - Flowmeter testing device and method convenient for replacing butt joint pipe diameter - Google Patents
Flowmeter testing device and method convenient for replacing butt joint pipe diameter Download PDFInfo
- Publication number
- CN116878623A CN116878623A CN202310970000.3A CN202310970000A CN116878623A CN 116878623 A CN116878623 A CN 116878623A CN 202310970000 A CN202310970000 A CN 202310970000A CN 116878623 A CN116878623 A CN 116878623A
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- locking
- pipe
- butt joint
- head
- flowmeter
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- 210000001503 joint Anatomy 0.000 title claims abstract description 45
- 238000012360 testing method Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims description 7
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000003032 molecular docking Methods 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims 2
- 238000004891 communication Methods 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
- G01F25/11—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters using a seal ball or piston in a test loop
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a flowmeter testing device and a flowmeter testing method convenient for replacing a butt joint pipe diameter, the device comprises a detection device, a detection pipe and a tail pipe, wherein the detection pipe is connected to the position of a gas output end of the detection device, the opposite ends of the detection pipe and the tail pipe are respectively provided with a pipe head, and a butt joint pipe is inserted into a port of the pipe head.
Description
Technical Field
The invention relates to the technical field of flowmeter detection, in particular to a flowmeter testing device and method convenient for replacing a butt joint pipe diameter.
Background
The natural gas flowmeter is manufactured by adopting the karman vortex street principle, has the advantages of high measurement accuracy, wide range, low power consumption, convenient installation, simple operation, small pressure loss and the like, can measure working condition volume flow or standard volume flow (integrated intelligent temperature and pressure compensation), and can be additionally provided with a pulse or 4-20 mADC current output function according to the needs of users. Is an ideal natural gas metering instrument.
In the production of natural gas flowmeter, need detect the accuracy of flowmeter, need insert the flowmeter in detecting the pipeline during the detection, the flange joint at present detect pipeline both ends is fixed diameter, need change different flange joints when need detect the flowmeter of different diameter interfaces, but the flange joint of current check out test set all adopts a plurality of screws to fix, very inconvenient when dismantling, simultaneously present joint and pipe connection only rely on the sealing washer of terminal surface to seal, but joint receives vibrations and impact often in the loading and unloading of flowmeter, consequently, often appear leaking gas phenomenon in joint and detection pipeline junction, and then influence the testing result, to above-mentioned problem, we provide a flowmeter testing arrangement and method convenient to change butt joint pipe diameter, in order to solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a flowmeter testing device and method convenient for replacing a butt joint pipe diameter, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a flowmeter testing arrangement convenient to change butt joint pipe diameter, includes check out test set, check out test set and tail pipe, the check out test set connects the position at check out test set detection gas output, the opposite one end of check out test set and tail pipe all is equipped with the tube head, the port interpolation of tube head is equipped with the butt joint pipe, fixedly connected with locking dish in the middle of the butt joint pipe, the one end that the butt joint pipe kept away from the tube head is equipped with the butt joint flange that is used for connecting the flowmeter, equidistant three locking hole that is equipped with on the locking dish;
threads are arranged in the middle of the surface of the pipe head, a thread swivel is connected to the threads, an inner ring groove is formed in the outer surface of one end, close to the butt joint pipe, of the thread swivel, and a locking assembly used for locking the locking disc in a matched mode with the locking hole is arranged in the inner ring groove;
and the tube head is provided with a sealing assembly for sealing the connection between the butt joint tube and the tube head.
As a further scheme of the invention: the locking assembly comprises a sliding seat, the sliding seat is fixedly connected to the port of the outer surface of the tube head respectively, locking rods are slidably connected inside the sliding seat, one ends of the locking rods, which are close to the threaded swivel, are provided with inner rollers matched with the inner ring grooves, one ends of the locking rods, which are far away from the tube head, are provided with retraction cavities, electromagnets are mounted at the upper ends of the retraction cavities, locking blocks for locking the locking disc are slidably connected in the retraction cavities, third springs are mounted between the two ends of the locking blocks and the two ends of the upper end face of the retraction cavity, iron plates matched with the electromagnets are arranged at the upper ends of the locking blocks, and one ends, which are far away from the locking rods, of the tube head are provided with control assemblies for controlling the electromagnets.
As still further aspects of the invention: the control assembly comprises a hollow block, the hollow block is fixedly connected to the upper end of the pipe head at a position far away from the opening of the pipe head, a contact column is connected in the hollow block in a sliding mode, a second spring is mounted in the hollow block, and a trigger assembly matched with the second spring is further arranged on the pipe head.
As still further aspects of the invention: the trigger assembly comprises a limit sliding block, the limit sliding block is fixedly connected to the surface of the pipe head at a position close to threads, a push ring is arranged on the pipe head in a penetrating mode, a limit sliding groove which is connected with the limit sliding block in a sliding mode is formed in the inner wall of the push ring, springs are arranged in the limit sliding groove, a first contact matched with a contact column is arranged at the upper end of one side, far away from the thread rotating ring, of the push ring, an annular sliding groove is formed in one end, far away from the first contact, of the push ring, a connecting ring is fixedly connected to one side, close to the push ring, of the thread rotating ring, and a rotating convex ring is arranged at one end, far away from the thread rotating ring, and is connected in the annular sliding groove in a rotating mode.
As still further aspects of the invention: the sealing assembly comprises an annular air bag, the annular air bag is arranged at the position, close to the port, inside the tube head, an air charging tube is arranged inside the tube head, an inner air passage is arranged at the position, close to the annular air bag, of the tube head, the inner air passage is communicated with the annular air bag, the inner air passage is communicated with the air charging tube, and an air charging assembly used for charging the annular air bag is further arranged on the tube head.
As still further aspects of the invention: the inflation assembly comprises an inflation tube, the inflation tube is fixedly connected to the lower end of the tube head, a piston block is slidably connected to the inside of the inflation tube, an electromagnet is fixedly connected to the piston block, the electromagnet is slidably connected with the inflation tube, one end of the electromagnet, away from the piston block, is fixedly connected with the push ring, and one end of the inflation tube, away from the inner air passage, is communicated with one end of the inflation tube, away from the push ring.
As still further aspects of the invention: three handles are arranged on the surface of the threaded swivel at equal intervals.
As still further aspects of the invention: the surface of the handle is wrapped with an anti-skid sleeve.
As still further aspects of the invention: the end face of the tube head, which is close to the locking disc, is stuck with a sealing gasket made of rubber materials.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the butt joint pipe can be fixed or disassembled through the locking rod, the threaded swivel and the locking assembly, when the butt joint pipe is disassembled, the threaded swivel is driven by the rotating handle to rotate, the locking rod is pushed by the threaded swivel to move in the direction away from the pipe head to unlock the locking disc, the locking block can retract into the retraction cavity under the action of the electromagnet after unlocking, the locking disc can be withdrawn at the moment, and the disassembly of the locking disc is realized, so that only the rotating handle is required to rotate positively or reversely when the joint is fixed or disassembled, and the condition that a plurality of screws are required to be disassembled in the prior art is avoided.
2. According to the invention, through the annular air bag and the inflation assembly, the gap between the butt joint pipe and the inner wall of the pipe head can be sealed when the sealing device is used, and meanwhile, the sealing gasket of the end face of the pipe head is matched, so that double sealing can be realized, the sealing effect is good, and the problem that the sealing is unreliable when the sealing device is used for a long time in the prior art is avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic view of a tube head according to the present invention.
Fig. 3 is a schematic view of a partial structure in the present invention.
Fig. 4 is a schematic cross-sectional view of a tube head according to the present invention.
Fig. 5 is a schematic structural view of the butt joint of the present invention.
Fig. 6 is a schematic view of the structure of the screw thread in the present invention.
Fig. 7 is a schematic view of a partially cut-away structure of a locking lever according to the present invention.
FIG. 8 is a schematic cross-sectional view of a push ring and a connecting ring according to the present invention.
Fig. 9 is a schematic view showing the internal structure of the hollow block according to the present invention.
Wherein: 1. a tube head; 2. a hollow block; 3. a first contact; 4. a push ring; 5. a connecting ring; 6. a threaded swivel; 7. an inner ring groove; 8. a sliding seat; 9. a locking lever; 10. locking; 11. an annular air bag; 12. an inner roller; 13. an inner airway; 14. a handle; 15. rotating the convex ring; 16. a first spring; 17. limiting sliding grooves; 18. a piston block; 19. an inflator; 20. an inflation tube; 21. an electromagnet; 22. a retraction cavity; 23. an iron plate; 24. a detection device; 25. a flow meter; 26. a tail pipe; 27. a locking plate; 28. a butt flange; 29. a locking hole; 30. a butt joint pipe; 31. a thread; 32. a limit sliding block; 33. an annular chute; 34. a contact post; 35. a second spring; 36. a detection tube; 37. and a third spring.
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. 1-9, in an embodiment of the present invention, a flowmeter testing device with a convenient replacement of a docking pipe diameter includes a detecting device 24, a detecting pipe 36 and a tail pipe 26, wherein the detecting pipe 36 is connected to a position of a gas output end detected by the detecting device 24, a pipe head 1 is arranged at opposite ends of the detecting pipe 36 and the tail pipe 26, a docking pipe 30 is inserted into a port of the pipe head 1, a locking disc 27 is fixedly connected in the middle of the docking pipe 30, a docking flange 28 for connecting the flowmeter 25 is arranged at an end of the docking pipe 30 far away from the pipe head 1, and three locking holes 29 are arranged on the locking disc 27 at equal intervals; three handles 14 are arranged on the surface of the screw rotary ring 6 at equal intervals; the surface of the handle 14 is wrapped with an anti-skid sleeve.
Through locking lever 9, screw thread swivel 6 and the locking subassembly that sets up, can fix or dismantle butt joint pipe 30 when the practicality, during the dismantlement, rotatory handle 14 drive screw thread swivel 6 rotate, screw thread swivel 6 rotates and promotes locking lever 9 to the direction motion of keeping away from tube head 1 and release the locking of locking dish 27, the locking piece 10 can retract under the effect of electro-magnet 21 and retract chamber 22 after the release, can take locking dish 27 out this moment, and then realize the dismantlement of locking dish 27 for only need rotatory handle 14 carry out forward rotation or reverse rotation can when fixed or dismantling the joint, convenient operation has avoided the condition that prior art needs dismouting many screws.
The middle of the surface of the pipe head 1 is provided with threads 31, the threads 31 are connected with a thread swivel 6 in a threaded manner, the outer surface of one end, close to the butt joint pipe 30, of the thread swivel 6 is provided with an inner ring groove 7, and a locking assembly for locking the locking disc 27 in cooperation with the locking hole 29 is arranged in the inner ring groove 7; the locking assembly is used for locking the locking plate 27 by matching the locking hole 29, so that the stability of connection of the connecting pipe 30 is ensured.
The locking assembly comprises a sliding seat 8, the sliding seat 8 is fixedly connected to the port of the outer surface of the tube head 1 respectively, locking rods 9 are slidably connected to the inside of the sliding seat 8, one ends of the locking rods 9, which are close to the threaded swivel 6, are provided with inner rollers 12 matched with the inner ring grooves 7, one ends of the locking rods 9, which are far away from the tube head 1, are provided with retraction cavities 22, electromagnets 21 are mounted at the upper ends of the retraction cavities 22, locking blocks 10 for locking discs 27 are slidably connected in the retraction cavities 22, third springs 37 are mounted between the two ends of the locking blocks 10 and the two ends of the upper end surface of the retraction cavity 22, iron plates 23 matched with the electromagnets 21 are arranged at the upper ends of the locking blocks 10, and a control assembly for controlling the electromagnets 21 is arranged at one ends, which are far away from the locking rods 9, of the tube head 1.
When the locking device is in operation, the control assembly controls the locking block 10 to stretch out and draw back, when the butt joint is needed to be locked, the locking block 10 stretches out to lock the locking disc 27, when the butt joint is needed to be disassembled, the locking block 10 can retract into the retraction cavity 22, and then the locking of the locking disc 27 is released, at the moment, the connecting pipe 30 can be pulled out to be replaced, so that the butt joint can be replaced correspondingly according to the size of the interfaces at the two ends of the flowmeter in the use process, and the use is convenient.
The control assembly comprises a hollow block 2, the hollow block 2 is fixedly connected to the upper end of the pipe head 1 at a position far away from the opening of the pipe head 1, a contact column 34 is connected in a sliding manner in the hollow block 2, a second spring 35 is arranged in the hollow block 2, and a trigger assembly matched with the second spring 35 is further arranged on the pipe head 1; the trigger assembly comprises a limit sliding block 32, the limit sliding block 32 is fixedly connected to the surface of the pipe head 1 at a position close to a thread 31, a push ring 4 is arranged on the pipe head 1 in a penetrating manner, limit sliding grooves 17 which are connected with the limit sliding block 32 in a sliding manner are formed in the inner wall of the push ring 4, first springs 16 are arranged in the limit sliding grooves 17, a first contact 3 matched with a contact column 34 is arranged at the upper end of one side, far away from a thread swivel 6, of the push ring 4, an annular sliding groove 33 is formed in one end, far away from the first contact 3, of the push ring 4, a connecting ring 5 is fixedly connected to one side, close to the push ring 4, of the connecting ring 5, a rotating convex ring 15 is arranged at one end, far away from the thread swivel 6, of the connecting ring 15, and the rotating convex ring 15 is connected in the annular sliding groove 33 in a rotating manner.
When the push ring 4 does not reach the contact post 34 in operation, the locking block 10 is in a retracted state, when the push ring 4 contacts the contact post 34, the locking block 10 can be ejected under the action of the third spring 37 when the locking block 10 is powered off to close the locking block 10, so that when the push ring 4 is twisted to move to a certain distance to the hollow block 2 in operation, the locking block 10 can be ejected to lock the locking disc 27, and when the connecting ring 5 moves to the sliding seat 8, the locking block 10 can be retracted, thereby facilitating the disassembly of the locking disc 27.
The pipe head 1 is provided with a sealing component for sealing the connection between the butt joint pipe 30 and the pipe head 1; the sealing assembly comprises an annular air bag 11, the annular air bag 11 is arranged in the tube head 1 and close to the port, an air charging tube 20 is arranged in the tube head 1, an inner air passage 13 is arranged in the tube head 1 and close to the annular air bag 11, the inner air passage 13 is communicated with the air charging tube 20, and an air charging assembly for charging air into the annular air bag 11 is further arranged on the tube head 1; the end face of the tube head 1, which is close to the locking disc 27, is stuck with a rubber sealing gasket.
Through annular gasbag 11 and the subassembly that aerifys that sets up, can seal the gap between butt joint pipe 30 and the tube head 1 inner wall when using, the sealed pad of cooperation tube head 1 terminal surface simultaneously can realize double seal, and sealed effectual has avoided prior art to use for a long time and has appeared sealed unreliable problem easily.
The inflation assembly comprises an inflation tube 19, the inflation tube 19 is fixedly connected to the lower end of the tube head 1, a piston block 18 is slidably connected inside the inflation tube 19, an electromagnet 21 is fixedly connected to the piston block 18, the electromagnet 21 is slidably connected with the inflation tube 19, one end of the electromagnet 21, which is far away from the piston block 18, is fixedly connected with the push ring 4, and one end of the inflation tube 20, which is far away from the inner air passage 13, is communicated with one end of the inflation tube 19, which is far away from the push ring 4; in operation, when the locking disk 27 is locked, the threaded swivel 6 moves towards the hollow block 2, and then the push ring 4 presses against the piston block 18, so that the annular air bag 11 is inflated with air, and sealing is achieved.
The working principle of the invention is as follows: when the flowmeter is detected, the flowmeter is placed between the two butt flanges 28, then the connecting screw is fixed, after the butt joint is required to be replaced, the detection device 24 is started to detect, when the butt joint is required to be replaced, the handle 14 is rotated to enable the threaded swivel 6 to move towards the locking disc 27, at the moment, the locking rod 9 is synchronously moved to release the axial fixation of the locking disc 27, the contact post 34 is separated from the first contact 3 along with the movement of the threaded swivel 6, then the locking block 10 is retracted into the retraction cavity 22, the locking disc 27 is extracted to replace a new butt joint after the locking block 10 is retracted, the locking hole 29 on the butt joint is aligned with the locking rod 9 and inserted during replacement, then the threaded swivel 6 is rotated to enable the threaded swivel 6 to move towards the hollow block 2, the locking block 10 pops up along with the movement of the threaded swivel 6, the locking disc 27 is tightly locked by the locking block 10, and the push ring 4 is pushed against the electromagnet 21 along with the movement of the threaded swivel 6, and then the piston block 18 is driven towards the annular air bag 11, so that the gap between the inner wall of the pipe joint 1 and the pipe head 30 is sealed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. Although the present disclosure describes embodiments in terms of one embodiment, not every embodiment is provided with only one embodiment, and the description is for clarity only, and those skilled in the art should recognize that the embodiments described in the disclosure may be combined appropriately to form other embodiments that will be understood by those skilled in the art.
Claims (10)
1. The utility model provides a flowmeter testing arrangement convenient to change butt joint pipe diameter, includes check out test set (24), detection pipe (36) and tail pipe (26), the position of gas output is detected at check out test set (24) is connected to detection pipe (36), a serial communication port, the relative one end of detection pipe (36) and tail pipe (26) all is equipped with tube head (1), the port interpolation of tube head (1) is equipped with butt joint pipe (30), fixedly connected with locking dish (27) in the middle of butt joint pipe (30), the one end that tube head (1) was kept away from to butt joint pipe (30) is equipped with butt joint flange (28) that are used for connecting flowmeter (25), equidistant three locking hole (29) that are equipped with on locking dish (27);
threads (31) are arranged in the middle of the surface of the pipe head (1), a thread swivel (6) is connected to the threads (31), an inner ring groove (7) is formed in the outer surface of one end, close to the butt joint pipe (30), of the thread swivel (6), and a locking assembly for locking the locking disc (27) in cooperation with the locking hole (29) is arranged in the inner ring groove (7);
the pipe head (1) is provided with a sealing component for sealing the connection between the butt joint pipe (30) and the pipe head (1).
2. The flowmeter testing device convenient to replace abutting pipe diameter according to claim 1, characterized in that the locking assembly comprises a sliding seat (8), the sliding seat (8) is fixedly connected to the port of the outer surface of the pipe head (1) respectively, a locking rod (9) is slidably connected to the sliding seat (8), one end, close to the threaded swivel (6), of the locking rod (9) is provided with an inner roller (12) matched with the inner ring groove (7), one end, far away from the pipe head (1), of the locking rod (9) is provided with a retraction cavity (22), the upper end of the retraction cavity (22) is provided with an electromagnet (21), a locking block (10) for locking a locking disc (27) is slidably connected to the retraction cavity (22), a third spring (37) is arranged between two ends of the locking block (10) and two ends of the upper end face of the retraction cavity (22), the upper end of the locking block (10) is provided with an iron plate (23) matched with the electromagnet (21), and one end, far away from the locking rod (9), of the pipe head (1) is provided with a control assembly for controlling the electromagnet (21).
3. The flowmeter testing device convenient for replacing the butt joint pipe diameter according to claim 2, wherein the control assembly comprises a hollow block (2), the hollow block (2) is fixedly connected to the upper end of the pipe head (1) at a position far away from an opening of the pipe head (1), a contact post (34) is slidably connected to the hollow block (2), a second spring (35) is mounted in the hollow block (2), and a trigger assembly matched with the second spring (35) is further arranged on the pipe head (1).
4. The flowmeter testing device convenient to change butt joint pipe diameter according to claim 3, characterized in that, trigger assembly includes spacing slider (32), spacing slider (32) fixed connection is close to the position of screw thread (31) at tube head (1) surface, wear to be equipped with push ring (4) on tube head (1), push ring (4) inner wall offer with spacing slider (32) sliding connection's spacing spout (17), all install the spring in spacing spout (17), push ring (4) keep away from one side upper end of screw thread swivel (6) be equipped with contact column (34) complex first contact (3), push ring (4) keep away from one end of first contact (3) and offered annular spout (33), one side fixedly connected with go-between (5) that screw thread swivel (6) is close to push ring (4), one end that go-between (5) keep away from screw thread swivel (6) is equipped with rotation bulge loop (15), rotation bulge loop (15) rotate and connect in annular spout (33).
5. The flowmeter testing device convenient to replace abutting pipe diameter according to claim 1, wherein the sealing assembly comprises an annular air bag (11), the annular air bag (11) is arranged at a position, close to a port, inside the pipe head (1), an air charging pipe (20) is arranged inside the pipe head (1), an inner air passage (13) is arranged at a position, close to the annular air bag (11), of the pipe head (1), the inner air passage (13) is communicated with the annular air bag (11), the inner air passage (13) is communicated with the air charging pipe (20), and an air charging assembly used for charging air into the annular air bag (11) is further arranged on the pipe head (1).
6. The flowmeter testing device convenient to replace abutting pipe diameter according to claim 5, wherein the inflating assembly comprises an inflator (19), the inflator (19) is fixedly connected to the lower end of the pipe head (1), a piston block (18) is slidably connected to the inside of the inflator (19), an electromagnet (21) is fixedly connected to the piston block (18), the electromagnet (21) is slidably connected to the inflator (19), one end of the electromagnet (21) away from the piston block (18) is fixedly connected with the push ring (4), and one end of the inflator (20) away from the inner air passage (13) is communicated with one end of the inflator (19) away from the push ring (4).
7. A flowmeter testing device facilitating replacement of a docking pipe diameter according to claim 1, characterized in that the surface of the screw swivel (6) is provided with three handles (14) at equal intervals.
8. The flowmeter testing device for facilitating replacement of a mating pipe diameter of claim 7, wherein the handle (14) has an anti-slip sleeve wrapped around a surface thereof.
9. The flowmeter testing device convenient for replacing the butt joint pipe diameter according to claim 1, wherein a rubber sealing gasket is attached to the end face of the pipe head (1) close to the locking disc (27).
10. A method of using a flow meter testing apparatus for facilitating replacement of a mating pipe diameter as claimed in any one of claims 1 to 9, comprising the steps of:
when the flowmeter is detected, the flowmeter is placed between two butt flanges (28), then the connecting screw is fixed, after the fixing is completed, the detection equipment (24) is started to detect, when the butt joint needs to be replaced, the handle (14) is rotated to enable the threaded swivel (6) to move towards the locking disc (27), at the moment, the locking rod (9) synchronously moves to release the axial fixing of the locking disc (27), the contact column (34) is separated from the first contact (3) along with the movement of the threaded swivel (6), then the locking block (10) is retracted into the retraction cavity (22), and after the locking block (10) is retracted, the locking disc (27) is extracted to replace a new butt joint;
and 2, aligning a locking hole (29) on the butt joint with a locking rod (9) and inserting the locking rod during replacement, then rotating a threaded swivel (6) through a handle (14), moving the threaded swivel (6) towards the hollow block (2), popping up the locking block (10) when a contact column (34) contacts with a first contact (3), tightly locking a locking disc (27) by the locking block (10) along with the movement of the threaded swivel (6), simultaneously pushing the ring (4) to the electromagnet (21) while the threaded swivel (6) moves, and then driving a piston block (18) to inflate to an annular air bag (11), thereby realizing the sealing of a gap between the butt joint pipe (30) and the inner wall of the pipe head (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310970000.3A CN116878623A (en) | 2023-08-01 | 2023-08-01 | Flowmeter testing device and method convenient for replacing butt joint pipe diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310970000.3A CN116878623A (en) | 2023-08-01 | 2023-08-01 | Flowmeter testing device and method convenient for replacing butt joint pipe diameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116878623A true CN116878623A (en) | 2023-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310970000.3A Pending CN116878623A (en) | 2023-08-01 | 2023-08-01 | Flowmeter testing device and method convenient for replacing butt joint pipe diameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116878623A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117135426A (en) * | 2023-10-24 | 2023-11-28 | 中铁十八局集团第四工程有限公司 | Subway station seepage detection device |
| CN117168801A (en) * | 2023-11-03 | 2023-12-05 | 天津卡尔斯阀门股份有限公司 | Large-caliber ball valve performance detection device |
-
2023
- 2023-08-01 CN CN202310970000.3A patent/CN116878623A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117135426A (en) * | 2023-10-24 | 2023-11-28 | 中铁十八局集团第四工程有限公司 | Subway station seepage detection device |
| CN117135426B (en) * | 2023-10-24 | 2023-12-29 | 中铁十八局集团第四工程有限公司 | Subway station seepage detection device |
| CN117168801A (en) * | 2023-11-03 | 2023-12-05 | 天津卡尔斯阀门股份有限公司 | Large-caliber ball valve performance detection device |
| CN117168801B (en) * | 2023-11-03 | 2024-01-16 | 天津卡尔斯阀门股份有限公司 | Large-caliber ball valve performance detection device |
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