CN219573181U

CN219573181U - Water meter leak protection water structure

Info

Publication number: CN219573181U
Application number: CN202320821824.XU
Authority: CN
Inventors: 张志国; 谭勇; 冀龙翔; 韩桂芹; 孔庆国
Original assignee: Shandong Zhongdian Instrument Co ltd
Current assignee: Shandong Zhongdian Instrument Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-08-22
Anticipated expiration: 2033-04-14

Abstract

The utility model discloses a water meter leakage-proof structure, and relates to the technical field of water meter leakage prevention. The utility model provides a water meter leak protection water structure, includes water gauge body and running water pipe, still includes: the connecting pipes are communicated with the two ends of the water meter body, and one end of each connecting pipe, which is far away from the water meter body, is communicated with a leakage-proof cover; a sealing cover communicated with the tap water pipe, and a threaded cylinder is fixedly connected on the sealing cover; according to the utility model, the inner cover continuously extrudes the annular air bag through the threaded cylinder on the sealing cover and the internal thread in the leakage-proof cover, so that the rubber ring is continuously pushed away from the direction of the annular air storage box through the air pressure generated by the air in the annular air storage box, and is fully contacted with the inner wall of the leakage-proof cover and the outer wall of the sealing cylinder, so that the effect of fully sealing a gap between the leakage-proof cover and the sealing cover is achieved, and the sealing effect of the gap between the leakage-proof cover and the sealing cover is better and better under the continuous action of the water pressure in the use process, so that the interface of the water meter is fully sealed and leakage-proof.

Description

Water meter leak protection water structure

Technical Field

The utility model belongs to the technical field of water meter leakage prevention, and particularly relates to a water meter leakage prevention structure.

Background

The water meter is an appliance arranged on a tap water inlet pipe and is used for measuring the water consumption of households, the existing water meter is generally connected with a tap water pipe directly through threads at two ends, but after the time is long, the tightness of the threads is reduced, the water leakage of an interface of the water meter can be caused, the measured water consumption is too much, and meanwhile, a large amount of water is wasted.

In the prior art, the Chinese patent application number is CN202122706957.6, the application date is 2021, 11 months and 4 days, the name is an utility model patent of a water meter capable of preventing water leakage, the locking mechanism comprises two push rods symmetrically arranged on a leakage prevention pipe, the push rods are connected with sliding blocks in a sliding manner, the sliding blocks are provided with rotating seats, the inner threads of the rotating seats are connected with bidirectional threaded shafts, and the bidirectional threaded shafts are composed of two equal-length sections with opposite rotation directions, so that the water meter has the beneficial effects that: the leakage-proof pipe is sleeved on the water pipe in advance, the water pipe is connected with the pipe joint through threads, then the bidirectional threaded shaft is rotated, the two rotation seats move on the push rod through rotation of the bidirectional threaded shaft, the rotation seats drive the sliding blocks to move towards the direction close to the leakage-proof pipe, the leakage-proof pipe is locked on the water pipe, the distance between the two rotation seats can be changed rapidly through arrangement of the bidirectional threaded shaft, the rotation seats can be enabled to move towards the direction close to the leakage-proof pipe rapidly, and efficiency of locking the leakage-proof pipe is improved.

The above patent is provided with the slider to move towards the direction close to the leakage-proof pipe through rotating the seat fast, has improved the efficiency of locking the leakage-proof pipe, but installs complicatly during the use, and the maintenance in later stage is inconvenient, and two-way screw thread axle precision is high simultaneously, and long-term use is easy to damage and is out of shape, and is not ideal to the leakage-proof effect of water gauge interface department.

Disclosure of Invention

The technical problem to be solved by the present utility model is to overcome the deficiencies of the prior art and provide a multifunctional ultrasonic welding platform which can overcome or at least partially solve the above problems.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: a water meter water leakage preventing structure comprising: the connecting pipes are communicated with the two ends of the water meter body, and a leakage-proof cover is communicated with one end of the connecting pipe, which is far away from the water meter body; the sealing cover is communicated with the tap water pipe, a threaded cylinder is fixedly connected to the sealing cover, and an internal thread matched with the threaded cylinder is arranged in the leakage-proof cover; the sealing device is characterized in that a sealing cylinder is fixedly connected to the threaded cylinder, the sealing cylinder is in a round table shape, a sealing gasket is fixedly connected to one end, far away from the threaded cylinder, of the sealing cylinder, a plurality of groups of pneumatic telescopic rods are arranged in the leakage-proof cover, a plurality of groups of rubber rings are fixedly connected to the telescopic ends of the pneumatic telescopic rods, and the rubber rings are matched with the sealing cylinder.

In order to facilitate driving the rubber ring to move, preferably, the pneumatic telescopic rod comprises an air pressure cylinder and a sliding rod, an annular air storage box is fixedly connected in the leakage-proof cover, the air pressure cylinder is communicated with the annular air storage box, one end of the sliding rod is slidably connected in the air pressure cylinder, and the rubber ring is fixedly connected to the other end of the sliding rod.

In order to facilitate the gas filling into the annular gas storage box, further, an annular air bag is fixedly connected to the opening of the leakage-proof cover and communicated with the annular gas storage box through an air duct, and the annular air bag corresponds to the sealing cover.

In order to facilitate the extrusion of the annular air bag, further, the sealing cover comprises an outer cover and an inner cover, wherein the outer cover is communicated with the tap water pipe, the inner cover is fixedly connected to one side of the outer cover, and the inner cover corresponds to the annular air bag.

In order to be convenient for fully extrude annular gasbag, still further, the leak protection is covered and is seted up annular groove, annular gasbag fixed connection is in annular groove, inner cup and annular groove looks adaptation.

In order to facilitate locking the relative position between the leakage-proof cover and the sealing cover, preferably, the leakage-proof cover is fixedly connected with a locking lug, the sealing cover is rotationally connected with a lock catch, and the lock catch is matched with the locking lug.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the inner cover continuously extrudes the annular air bag through the threaded cylinder on the sealing cover and the internal thread in the leakage-proof cover, so that the rubber ring is continuously pushed away from the direction of the annular air storage box through the air pressure generated by the air in the annular air storage box, and is fully contacted with the inner wall of the leakage-proof cover and the outer wall of the sealing cylinder, so that the effect of fully sealing a gap between the leakage-proof cover and the sealing cover is achieved, and the sealing effect of the gap between the leakage-proof cover and the sealing cover is better and better under the continuous action of the water pressure in the use process, so that the interface of the water meter is fully sealed and leakage-proof.

Drawings

In the drawings:

FIG. 1 is a schematic diagram of a leak-proof cover and a seal cover of a leak-proof structure of a water meter according to the present utility model;

FIG. 2 is a schematic view of a water meter water leakage preventing structure according to the present utility model;

FIG. 3 is a schematic diagram of the structure of the portion A in FIG. 2 of the water meter leak-proof structure according to the present utility model;

fig. 4 is a schematic diagram of a water meter leak-proof structure of the present utility model in the section B of fig. 3.

In the figure: 1. a water meter body; 12. a connecting pipe; 2. a tap water pipe; 3. an outer cover; 31. locking; 32. an inner cover; 33. a thread cylinder; 34. a sealing cylinder; 35. a sealing gasket; 4. a leakage-proof cover; 41. a locking lug; 42. an annular air bag; 43. an air duct; 44. an annular gas storage box; 45. an air pressure cylinder; 46. a slide bar; 47. a rubber ring; 48. and (5) an internal thread.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Examples:

referring to fig. 1-4, a water meter water leakage preventing structure comprising: connecting pipes 12 communicated with the two ends of the water meter body 1, and a leakage-proof cover 4 is communicated with one end of the connecting pipe 12 far away from the water meter body 1; a sealing cover communicated with the tap water pipe 2, wherein a thread cylinder 33 is fixedly connected to the sealing cover, and an internal thread 48 matched with the thread cylinder 33 is arranged in the leak-proof cover 4; the thread cylinder 33 is fixedly connected with a sealing cylinder 34, the sealing cylinder 34 is in a round table shape, one end, far away from the thread cylinder 33, of the sealing cylinder 34 is fixedly connected with a sealing gasket 35, a plurality of groups of pneumatic telescopic rods are arranged in the leak-proof cover 4, the telescopic ends of the plurality of groups of pneumatic telescopic rods are fixedly connected with rubber rings 47, and the rubber rings 47 are matched with the sealing cylinder 34.

The pneumatic telescopic rod comprises an air pressure cylinder 45 and a sliding rod 46, an annular air storage box 44 is fixedly connected in the leak-proof cover 4, the air pressure cylinder 45 is communicated with the annular air storage box 44, one end of the sliding rod 46 is slidably connected in the air pressure cylinder 45, a rubber ring 47 is fixedly connected to the other end of the sliding rod 46, an annular air bag 42 is fixedly connected to the opening of the leak-proof cover 4, the annular air bag 42 is communicated with the annular air storage box 44 through an air duct 43, the annular air bag 42 corresponds to a sealing cover, the sealing cover comprises an outer cover 3 and an inner cover 32, the outer cover 3 is communicated with a tap water pipe 2, the inner cover 32 is fixedly connected to one side of the outer cover 3, the inner cover 32 corresponds to the annular air bag 42, an annular groove is formed in the leak-proof cover 4, the annular air bag 42 is fixedly connected in the annular groove, and the inner cover 32 is matched with the annular groove.

The leak-proof cover 4 is fixedly connected with a locking lug 41, the sealing cover is rotatably connected with a lock catch 31, and the lock catch 31 is matched with the locking lug 41.

In the use process of the leakage-proof structure, the sealing cover fixedly connected to the tap water pipe 2 and the leakage-proof cover 4 fixedly connected to the water meter body 1 are mutually close, the sealing gasket 35, the sealing cylinder 34 and the threaded cylinder 33 are inserted into the leakage-proof cover 4, the leakage-proof cover 4 is connected with the sealing cover by the threads of the threaded cylinder 33 and the internal threads 48, in the process of connection, the inner cover 32 can squeeze the annular air bag 42 positioned in the annular groove, so that the air in the annular air bag 42 enters the annular air storage box 44 through the air duct 43, and the air in the annular air storage box 44 is squeezed into the air pressure cylinder 45 after being increased, so that the sliding rod 46 can be pushed to move away from the annular air storage box 44, the rubber ring 47 can be pushed to move towards the outer cover 3, and the rubber ring 47 is in a round table shape, in the process of gradually moving towards the outer wall of the sealing cylinder 34, and the annular air bag 42 is gradually attached to the outer wall of the sealing cylinder 34 along with the change of the air in the annular air storage box 44, so that the sufficient air in the annular air bag 42 enters the annular air storage box 44, and the leakage-proof cover 4 can be prevented from leaking out of the tap water in the process of the water meter body 4 through the sealing cylinder 4 and the water meter body 4 in the process of sealing the same time, and the water leakage-proof structure can be prevented from leaking out of the water in the water meter body 4.

When the sealing cover and the leakage-proof cover 4 are installed, the rotatable lock catch 31 is buckled on the lock lug 41, so that the sealing cover and the leakage-proof cover 4 cannot rotate relatively, and the fact that the gas in the annular gas storage box 44 continuously exerts sufficient thrust on the rubber ring 47 is guaranteed.

According to the utility model, the inner cover 32 is continuously extruded on the annular air bag 42 through the threaded connection between the threaded cylinder 33 on the sealing cover and the internal threads 48 in the leakage-proof cover 4, so that the rubber ring 47 is continuously pushed away from the annular air storage box 44 by the air pressure generated by the air in the annular air storage box 44, and is fully contacted with the inner wall of the leakage-proof cover 4 and the outer wall of the sealing cylinder 34, so that the effect of fully sealing the gap between the leakage-proof cover 4 and the sealing cover is achieved, and the sealing effect of the gap between the leakage-proof cover 4 and the sealing cover is better and better under the continuous action of the water pressure in the use process, so that the water meter interface is fully sealed and leakage-proof.

The present utility model is not limited to the above embodiments, but is not limited to the above embodiments, and any person skilled in the art will appreciate that the present utility model is not limited to the above embodiments.

Claims

1. A water meter water leakage preventing structure, comprising:

the connecting pipes (12) are communicated with the two ends of the water meter body (1), and the end, far away from the water meter body (1), of the connecting pipe (12) is communicated with the leakage-proof cover (4);

the sealing cover is communicated with the tap water pipe (2), a threaded cylinder (33) is fixedly connected to the sealing cover, and an internal thread (48) matched with the threaded cylinder (33) is arranged in the anti-leakage cover (4);

the sealing device is characterized in that a sealing cylinder (34) is fixedly connected to the threaded cylinder (33), the sealing cylinder (34) is in a round table shape, a sealing pad (35) is fixedly connected to one end, far away from the threaded cylinder (33), of the sealing cylinder (34), a plurality of groups of pneumatic telescopic rods are arranged in the anti-leakage cover (4), a plurality of groups of rubber rings (47) are fixedly connected to the telescopic ends of the pneumatic telescopic rods, and the rubber rings (47) are matched with the sealing cylinder (34).

2. The water meter water seal as defined in claim 1, wherein: the pneumatic telescopic rod comprises an air pressure cylinder (45) and a sliding rod (46), an annular air storage box (44) is fixedly connected in the anti-leakage cover (4), the air pressure cylinder (45) is communicated with the annular air storage box (44), one end of the sliding rod (46) is slidably connected in the air pressure cylinder (45), and the rubber ring (47) is fixedly connected to the other end of the sliding rod (46).

3. The water meter water leakage preventing structure as set forth in claim 2, wherein: the leak-proof cover (4) is fixedly connected with an annular air bag (42) at an opening, the annular air bag (42) is communicated with an annular air storage box (44) through an air duct (43), and the annular air bag (42) corresponds to the sealing cover.

4. A water meter water seal as defined in claim 3 wherein: the sealing cover comprises an outer cover (3) and an inner cover (32), wherein the outer cover (3) is communicated with the tap water pipe (2), the inner cover (32) is fixedly connected to one side of the outer cover (3), and the inner cover (32) corresponds to the annular air bag (42).

5. The water meter water seal as defined in claim 4 wherein: the leak-proof cover (4) is provided with an annular groove, the annular air bag (42) is fixedly connected in the annular groove, and the inner cover (32) is matched with the annular groove.

6. The water meter water seal as defined in claim 1, wherein: the anti-leakage cover (4) is fixedly connected with a lock lug (41), the sealing cover is rotationally connected with a lock catch (31), and the lock catch (31) is matched with the lock lug (41).