CN217504871U - Anti-freezing differential pressure type flowmeter - Google Patents
Anti-freezing differential pressure type flowmeter Download PDFInfo
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- CN217504871U CN217504871U CN202221649306.6U CN202221649306U CN217504871U CN 217504871 U CN217504871 U CN 217504871U CN 202221649306 U CN202221649306 U CN 202221649306U CN 217504871 U CN217504871 U CN 217504871U
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- pipe
- wall
- fixedly connected
- differential pressure
- movably connected
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- 238000007710 freezing Methods 0.000 title abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 208000001034 Frostbite Diseases 0.000 claims description 6
- 230000002528 anti-freeze Effects 0.000 claims 4
- 239000007788 liquid Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an anti-freezing differential pressure type flowmeter, which relates to the technical field of differential pressure type flowmeters and comprises two main pipelines, wherein the outer surfaces of the two main pipelines are movably connected with two lantern rings, one side of the corresponding side of the two lantern rings is movably connected with a flow controller, the bottoms of the two lantern rings are provided with two pressure guide pipes, one side corresponding to the two pressure guide pipes is provided with two dismounting devices, one side corresponding to the two dismounting devices is movably provided with a differential pressure meter, the dismounting devices comprise short pipes, the outer surfaces of the short pipes are provided with nuts, the inner walls of the short pipes are provided with sealing rings, one ends of the short pipes are fixedly connected with the pressure guide pipes, the ends of the inner walls of the short pipes, which are close to the nuts, are fixedly connected with the outer surfaces of the sealing rings, the inner walls of the short pipes, which are far away from the sealing rings, are fixedly connected with main springs, and one ends of the main springs are movably connected with main ball valves, the inner wall of one end of the nut, which is far away from the short pipe, is movably connected with a thread outer ring, and the inner wall of the thread outer ring is fixedly connected with a long pipe.
Description
Technical Field
The utility model relates to a differential pressure type flowmeter technical field specifically is a differential pressure type flowmeter prevents frostbite.
Background
The differential pressure flowmeter is based on the throttling principle of fluid flow, and utilizes the pressure difference produced when the fluid flows through the throttling device to implement flow measurement, and is formed from throttling device capable of converting measured flow into pressure difference signal, differential pressure meter capable of converting said pressure difference into correspondent flow value and displaying said pressure difference and display instrument. The existing differential pressure type flowmeter can be replaced only after a main valve is closed when the differential pressure type flowmeter is replaced, and daily overhaul and maintenance of workers are not facilitated, so that the antifreezing differential pressure type flowmeter is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a differential pressure type flowmeter prevents frostbite to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a differential pressure type flowmeter prevents frostbite, includes two trunk lines, and the surface swing joint of two trunk lines has two lantern rings, and corresponding side one side swing joint of two lantern rings has the flow controller, two the bottom of the lantern ring is provided with two connecting pipes, and two corresponding one sides of connecting pipe are provided with two dismounting device, and two corresponding one side movable mounting of dismounting device has the differential pressure meter, and dismounting device includes the nozzle stub, and the surface of nozzle stub is provided with the nut, and the inner wall of nozzle stub is provided with the sealing ring.
The trunk line is inside hollow cylinder, and the lantern ring is the ring, and the choke ware is both sides band notched ring, and the connecting pipe is inside hollow cylinder, and two trunk lines are connected with the choke ware through two lantern rings, and the inside that the lantern ring and trunk line are located the trunk line is passed at the top of two connecting pipes.
Preferably, the one end and the connecting pipe fixed connection of nozzle stub, the one end surface that the nozzle stub was kept away from the connecting pipe and the inner wall swing joint of nut, the one end that the inner wall of nozzle stub is close to the nut is connected with the surface fixed connection of sealing ring, the one end inner wall fixedly connected with main spring that the sealing ring was kept away from to the nozzle stub, the one end swing joint of main spring has the main ball valve.
The short pipe is a hollow cylinder with a limiting groove, the nut is a circular ring with threads on the inner wall, the sealing ring is a circular ring with a sealing groove on the inner wall, the main ball valve is a sphere, one end of the main spring is fixedly connected with the inner wall of the limiting groove of the short pipe, and the other end of the main spring is movably connected with the outer surface of the main ball valve.
Preferably, the inner wall of one end of the nut, which is far away from the short pipe, is movably connected with a threaded outer ring, and the inner wall of the threaded outer ring is fixedly connected with a long pipe.
The outer ring of the screw thread is a circular ring with screw thread on the outer surface, the long tube is a cylinder with a limit groove and hollow inside, and the screw thread on the inner wall of the nut is matched with the screw thread on the outer surface of the outer ring of the screw thread.
Preferably, the inner wall of one end of the long pipe close to the thread outer ring is fixedly connected with another sealing ring, the inner wall of one end of the long pipe far away from the thread outer ring is fixedly connected with an auxiliary spring, one end of the auxiliary spring far away from the long pipe is movably connected with an auxiliary ball valve, and the other end of the auxiliary ball valve is movably connected with the flow guide pipe.
The honeycomb duct is a cylinder with a small hole on the outer surface and a hollow inner part, the auxiliary ball valve is a ball, the auxiliary spring is fixedly connected with the limiting groove of the long tube at one end, the other end of the auxiliary spring is movably connected with the outer surface of the auxiliary ball valve, one end of the honeycomb duct is movably connected with one end of the auxiliary ball valve, and the other end of the honeycomb duct is movably connected with the main ball valve.
Preferably, two sealing rubber strips are fixedly connected to the outer surface of the flow guide pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this differential pressure type flowmeter prevents frostbite separates nut and screw thread outer loop through swivel nut, makes nozzle stub and long tube separately, takes out the honeycomb duct, and the mainspring loses pressure and promotes the ball main valve, plugs up the nozzle stub, and vice spring loses the vice ball valve of pressure promotion, plugs up the long tube, need not close the main valve when changing the differential pressure meter, the staff's of being convenient for daily overhaul and inspection.
(2) This differential pressure flowmeter prevents frostbite through two joint strips that the honeycomb duct surface set up, improves the device's sealing performance, can make the device be suitable for different fluidic pipelines.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cross-section mechanism of the present invention;
fig. 3 is a schematic enlarged view of a part a in fig. 2 according to the present invention.
In the figure: 1. a main pipeline; 2. a collar; 3. a restrictor; 4. a pressure guide pipe; 5. a differential pressure gauge; 7. disassembling the device; 701. a short pipe; 702. a nut; 703. a long tube; 704. a threaded outer ring; 705. a main spring; 706. a main ball valve; 707. a flow guide pipe; 708. an auxiliary ball valve; 709. an auxiliary spring; 710. a seal ring; 711. and sealing rubber strips.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an anti-freezing differential pressure type flowmeter, including two trunk lines 1, the surface swing joint of two trunk lines 1 has two lantern rings 2, corresponding side one side swing joint of two lantern rings 2 has throttle 3, the bottom of two lantern rings 2 is provided with two connecting pipe 4, one side that two connecting pipe 4 are corresponding is provided with two dismounting device 7, one side swing joint that two dismounting device 7 are corresponding has differential pressure table 5, dismounting device 7 includes nozzle stub 701, nozzle stub 701's surface is provided with nut 702, nozzle stub 701's inner wall is provided with sealing ring 710.
One end of the short pipe 701 is fixedly connected with the pressure guide pipe 4, the outer surface of one end of the short pipe 701 far away from the pressure guide pipe 4 is movably connected with the inner wall of the nut 702, one end of the inner wall of the short pipe 701 close to the nut 702 is fixedly connected with the outer surface of the sealing ring 710, the inner wall of one end of the short pipe 701 far away from the sealing ring 710 is fixedly connected with a main spring 705, and one end of the main spring 705 is movably connected with a main ball valve 706.
The short pipe 701 is a cylinder with a limit groove and a hollow inner part, the nut 702 is a circular ring with threads on the inner wall, the sealing ring 710 is a circular ring with a sealing groove on the inner wall, the main ball valve 706 is a sphere, one end of the main spring 705 is fixedly connected with the inner wall of the limit groove of the short pipe 701, and the other end of the main spring 705 is movably connected with the outer surface of the main ball valve 706.
The inner wall of one end of the nut 702 far away from the short pipe 701 is movably connected with a threaded outer ring 704, and the inner wall of the threaded outer ring 704 is fixedly connected with a long pipe 703.
The threaded outer ring 704 is a circular ring with threads on the outer surface, the long tube 703 is a cylinder with a limiting groove and a hollow interior, and the threads on the inner wall of the nut 702 are matched with the threads on the outer surface of the threaded outer ring 704.
The inner wall of one end of the long pipe 703 close to the threaded outer ring 704 is fixedly connected with another sealing ring 710, the inner wall of one end of the long pipe 703 far away from the threaded outer ring 704 is fixedly connected with an auxiliary spring 709, one end of the auxiliary spring 709 far away from the long pipe 703 is movably connected with an auxiliary ball valve 708, and the other end of the auxiliary ball valve 708 is movably connected with a flow guide pipe 707.
The flow guide pipe 707 is a cylinder with a small hole on the outer surface and a hollow inner part, the auxiliary ball valve 708 is a ball, one end of the auxiliary spring 709 is fixedly connected with the limit groove of the long pipe 703, the other end of the auxiliary spring 709 is movably connected with the outer surface of the auxiliary ball valve 708, one end of the flow guide pipe 707 is movably connected with one end of the auxiliary ball valve 708, and the other end of the flow guide pipe 707 is movably connected with the main ball valve 706.
Two sealing rubber strips 711 are fixedly connected to the outer surface of the flow guide pipe 707.
The working principle is as follows:
before use, the threaded outer ring 704 is located outside the nut 702 and the draft tube 707 is located outside the stub 701 and long tube 703.
When the liquid flow guiding device is used, one end of a flow guiding pipe 707 is placed inside a long pipe 703 to be in contact with an auxiliary ball valve 708, the other end of the flow guiding pipe 707 is aligned with a main ball valve 706 and then inserted into a short pipe 701, then a nut 702 is rotated, the nut 702 is matched with a threaded outer ring 704 to drive the long pipe 703 to move, the distance between the short pipe 701 and the long pipe 703 is reduced, small holes formed in two ends of the flow guiding pipe 707 are located outside a sealing ring 710, liquid of the short pipe 701 flows into the flow guiding pipe 707, and the liquid flows into a main spring 705 through the long pipe 703 to be detected.
After the sealing device is used, the nut 702 is rotated, the nut 702 is matched with the threaded outer ring 704 to drive the long pipe 703 to move, so that the distance between the short pipe 701 and the long pipe 703 is increased, small holes at two ends of the flow guide pipe 707 are positioned below the sealing ring 710, the short pipe 701 and the long pipe 703 are separated, the flow guide pipe 707 is taken out, the main spring 705 loses pressure to push the main ball valve 706, the short pipe 701 is blocked, the auxiliary spring 709 loses pressure to push the auxiliary ball valve 708, and the long pipe 703 is blocked.
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 (5)
1. The utility model provides a differential pressure flowmeter prevents frostbite, includes two trunk lines (1), and the surface swing joint of two trunk lines (1) has two lantern rings (2), and corresponding side one side swing joint of two lantern rings (2) has throttle (3), its characterized in that: two the bottom of the lantern ring (2) is provided with two pressure pipe (4), and one side that two pressure pipe (4) are corresponding is provided with two dismounting device (7), and one side movable mounting that two dismounting device (7) are corresponding has differential pressure table (5), and dismounting device (7) include nozzle stub (701), and the surface of nozzle stub (701) is provided with nut (702), and the inner wall of nozzle stub (701) is provided with sealing ring (710).
2. The antifreeze differential pressure flowmeter of claim 1, wherein: one end of the short pipe (701) is fixedly connected with the pressure guide pipe (4), the outer surface of one end, far away from the pressure guide pipe (4), of the short pipe (701) is movably connected with the inner wall of the nut (702), one end, close to the nut (702), of the inner wall of the short pipe (701) is fixedly connected with the outer surface of the sealing ring (710), the inner wall of one end, far away from the sealing ring (710), of the short pipe (701) is fixedly connected with a main spring (705), and one end of the main spring (705) is movably connected with a main ball valve (706).
3. The antifreeze differential pressure flowmeter of claim 1, wherein: the inner wall of one end of the nut (702) far away from the short pipe (701) is movably connected with a threaded outer ring (704), and the inner wall of the threaded outer ring (704) is fixedly connected with a long pipe (703).
4. The antifreeze differential pressure flowmeter of claim 3, wherein: the inner wall of one end, close to the threaded outer ring (704), of the long pipe (703) is fixedly connected with another sealing ring (710), the inner wall of one end, far away from the threaded outer ring (704), of the long pipe (703) is fixedly connected with an auxiliary spring (709), one end, far away from the long pipe (703), of the auxiliary spring (709) is movably connected with an auxiliary ball valve (708), and the other end of the auxiliary ball valve (708) is movably connected with a flow guide pipe (707).
5. The antifreeze differential pressure flowmeter of claim 4, wherein: two sealing rubber strips (711) are fixedly connected to the outer surface of the flow guide pipe (707).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221649306.6U CN217504871U (en) | 2022-06-29 | 2022-06-29 | Anti-freezing differential pressure type flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221649306.6U CN217504871U (en) | 2022-06-29 | 2022-06-29 | Anti-freezing differential pressure type flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217504871U true CN217504871U (en) | 2022-09-27 |
Family
ID=83340417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221649306.6U Active CN217504871U (en) | 2022-06-29 | 2022-06-29 | Anti-freezing differential pressure type flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217504871U (en) |
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2022
- 2022-06-29 CN CN202221649306.6U patent/CN217504871U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A antifreeze differential pressure flowmeter Granted publication date: 20220927 Pledgee: Jiangsu Jinhu Rural Commercial Bank Co.,Ltd. Pledgor: JIANGSU HUAERWEI SCIENCE & TECHNOLOGY GROUP CO.,LTD. Registration number: Y2024980004180 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |