CN214149801U

CN214149801U - Portable pressure tester for back tube of meter

Info

Publication number: CN214149801U
Application number: CN202120278197.0U
Authority: CN
Inventors: 杨凯超; 冯春华; 晏子宽; 郭辉
Original assignee: Kunming China Resources Gas Co Ltd
Current assignee: Kunming China Resources Gas Co Ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-09-07
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a portable meter rear tube pressure test instrument, including pressure instrument, rubber ball and rubber tube, be equipped with the triangular valve on the tip that pressure instrument, rubber ball and rubber tube are connected, be equipped with first connecting pipe between pressure instrument and the triangular valve, be equipped with the second connecting pipe between rubber ball and the triangular valve, the outside cover of first connecting pipe is equipped with the slip ring, be equipped with the fixed plate on the surface of slip ring, the surface of fixed plate is equipped with the rotor plate, be equipped with coupling mechanism between fixed plate and the rotor plate, coupling mechanism includes fixed block and torsional spring, and the fixed block is located the internal surface of fixed plate, and the torsional spring is located the inside of fixed block, and the intermediate position of torsional spring is connected with the avris of rotor plate; the first connecting pipe on the pressure instrument, the second connecting pipe on the rubber ball and the rubber tube are placed in the fixing plate after being rolled, and the rubber tube, the first connecting pipe and the second connecting pipe are limited and fixed by the connecting plate, so that the pressure test instrument is convenient to carry.

Description

Portable pressure tester for back tube of meter

Technical Field

The utility model belongs to the technical field of pressure test equipment, concretely relates to portable table back tube pressure testing appearance.

Background

Novel pressure test equipment, including 10KPa manometer, sphygmomanometer rubber ball, rubber tube, and do benefit to and utilize the triangular valve to connect, replace former water column table, need not blow with mouth contact water column table rubber tube, need not carry water and be used for filling the water column table, have clean health, the advantage of convenient to operate and use.

When the existing pressure test equipment is used, the problems that pipelines between instruments are long, the pipelines shake and are easily pulled, and the carrying is not stable enough exist, and therefore a portable back tube pressure test instrument is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable table back tube pressure testing appearance to the pipeline between the instrument that proposes in solving above-mentioned background art is longer, and the pipeline rocks and easily takes place to pull, carries the problem of not stable enough.

In order to achieve the above object, the utility model provides a following technical scheme: the portable pressure testing instrument comprises a pressure instrument, a rubber ball and a rubber tube, wherein a triangular valve is arranged at the end part where the pressure instrument, the rubber ball and the rubber tube are connected, a first connecting pipe is arranged between the pressure instrument and the triangular valve, a second connecting pipe is arranged between the rubber ball and the triangular valve, a sliding ring is sleeved on the outer side of the first connecting pipe, a fixing plate is arranged on the surface of the sliding ring, the surface of the fixed plate is provided with a rotating plate, a connecting mechanism is arranged between the fixed plate and the rotating plate, the connecting mechanism comprises a fixed block and a torsion spring, the fixed block is positioned on the inner surface of the fixed plate, the torsion spring is positioned inside the fixed block, the middle position of the torsion spring is connected with the side of the rotating plate, the rotating plate is provided with a connecting rod, the one end tip of connecting rod is equipped with solid fixed ring and is equipped with the connecting plate on another tip, the outside cover of connecting rod is equipped with the spring.

Preferably, the sliding ring, the fixed plate and the rotating plate are all made of plastic materials, the sliding ring is connected with the first connecting pipe in a sliding mode, and the fixed plate and the rotating plate are attached to form a whole circular ring.

Preferably, the rotor plate includes stiff end and expansion end, stiff end and torsional spring coupling, the draw-in groove has been seted up on the avris that the fixed plate is close to the expansion end, expansion end and draw-in groove cooperation.

Preferably, the fixed block is in a semi-cylindrical shape, a semi-cylindrical rotation cavity is formed in the surface of the fixed block, the torsion spring is located in the rotation cavity, and the middle portion of the torsion spring is embedded in the side surface of the fixed end.

Preferably, the connecting rod runs through the central position of the rotating plate, one end of the spring is connected with the connecting plate, the other end of the spring is connected with the rotating plate, and the connecting plate is arc-shaped.

Preferably, the outer surface of the pressure instrument is provided with two protective shells and a connecting ring, the two protective shells are rotatably connected, and rubber pads are bonded to the inner surfaces of the two protective shells.

Preferably, the protective housing is arc-shaped, a connecting pipe opening is formed in the pressure instrument, the two end portions, far away from the protective housing, of the protective housing are semicircular pipes, external threads are formed in the outer surfaces of the semicircular pipes, internal threads are formed in the inner surfaces of the connecting rings, and the connecting rings are connected with the semicircular pipes in a screwing mode through the threads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the slip ring, the fixed plate, the rotor plate, the connecting plate that set up, place in the inside of fixed plate after first connecting pipe on the pressure instrument, the second connecting pipe on the rubber ball and the rolling of rubber tube, longer rubber tube, first connecting pipe and second connecting pipe are spacing fixed by the connecting plate after the rolling, avoid rubber tube, first connecting pipe and second connecting pipe to rock, can be comparatively stable carry pressure testing instrument.

2. Through go-between, the protective housing that sets up, the semicircle ring pipe on go-between and two protective housings closes soon through the screw thread to be connected, and the surface at pressure instrument is established to the protective housing cover, and the protective housing protection pressure instrument avoids pressure instrument to receive the collision and takes place the damage, and go-between and two protective housing connected modes are simple and convenient, and convenient to detach change.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the fixing plate of the present invention;

FIG. 3 is a schematic sectional view of the fixing block of the present invention;

in the figure: 1. a pressure gauge; 2. a rubber ball; 3. a triangular valve; 4. a rubber tube; 5. a slip ring; 6. a fixing plate; 7. a rotating plate; 8. a fixing ring; 9. a protective shell; 10. a connecting ring; 11. a connecting rod; 12. a connecting plate; 13. a spring; 14. a fixed block; 15. a torsion spring.

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.

Examples

Referring to fig. 1 to 3, the present invention provides a technical solution: a portable instrument rear tube pressure tester comprises a pressure instrument 1, a rubber ball 2 and a rubber tube 4, wherein a triangular valve 3 is arranged at the end part of the pressure instrument 1, the rubber ball 2 and the rubber tube 4 which are connected, a first connecting tube is arranged between the pressure instrument 1 and the triangular valve 3, a second connecting tube is arranged between the rubber ball 2 and the triangular valve 3, a sliding ring 5 is sleeved outside the first connecting tube, a fixing plate 6 is arranged on the surface of the sliding ring 5, a rotating plate 7 is arranged on the surface of the fixing plate 6, a connecting mechanism is arranged between the fixing plate 6 and the rotating plate 7 and comprises a fixing block 14 and a torsion spring 15, the fixing block 14 is positioned on the inner surface of the fixing plate 6, the torsion spring 15 is positioned inside the fixing block 14, the middle position of the torsion spring 15 is connected with the side of the rotating plate 7, a connecting rod 11 is arranged on the rotating plate 7, a fixing ring 8 is arranged at one end part of the connecting rod 11, and a connecting plate 12 is arranged at the other end part, the outside cover of connecting rod 11 is equipped with spring 13, and the rotor plate 7 that opens and shuts of being convenient for can place inside the whole ring after the rolling of first connecting pipe on the pressure instrument 1, the second connecting pipe on the rubber ball 2 and rubber tube 4, is convenient for spacing rubber tube 4, first connecting pipe and second connecting pipe, portable pressure testing instrument.

In this embodiment, the slip ring 5, fixed plate 6 and rotor plate 7 are made by plastic materials, slip ring 5 and first connecting pipe sliding connection, constitute a whole ring when fixed plate 6 and rotor plate 7 laminate, rotor plate 7 includes stiff end and expansion end, the stiff end is connected with torsional spring 15, the draw-in groove has been seted up on the avris that fixed plate 6 is close to the expansion end, expansion end and draw-in groove cooperation, fixed block 14 is the semicolumn shape, the rotation chamber of semicolumn shape is seted up on fixed block 14 surface, torsional spring 15 is located the rotation intracavity, 15 intermediate part inlays of torsional spring establishes the inside at fixed end limit side surface, rotor plate 7 is convenient for open and shut, can be with the first connecting pipe on the pressure instrument 1, place inside the whole ring after second connecting pipe and the rolling of rubber tube 4 on the rubber ball 2, be convenient for to rubber tube 4, first connecting pipe and the spacing connecting pipe of second.

In this embodiment, the connecting rod 11 runs through the central point of the rotating plate 7, one end of the spring 13 is connected with the connecting plate 12 and the other end is connected with the rotating plate 7, the connecting plate 12 is arc-shaped, and the connecting plate 12 is fixed to the rubber tube 4, the first connecting tube and the second connecting tube, so that the longer rubber tube 4, the first connecting tube and the second connecting tube are kept in a stable state, and the pressure testing instrument is convenient to carry.

In this embodiment, pressure instrument 1's surface is equipped with two protective casings 9 and go-between 10, two protective casings 9 rotate to be connected, the internal surface bonding of two protective casings 9 has the rubber pad, protective casing 9 is arc shape, be equipped with the mouth of pipe on the pressure instrument 1, the tip that two protective casings 9 kept away from mutually is the semicircle ring pipe, the surface of semicircle ring pipe is equipped with the external screw thread, go-between 10's internal surface is equipped with the internal thread, go-between 10 closes through the screw thread soon with the semicircle ring pipe and is connected, the surface at pressure instrument 1 is established to protective casing 9 cover, protective casing 9 protection pressure instrument 1, avoid pressure instrument 1 to receive the collision and take place the damage.

The utility model discloses a theory of operation and use flow:

when the pressure test instrument is used for testing whether the pipeline pressure is qualified or not, one end of a rubber tube 4 is connected with a port of a straight-mouth ball valve of a pipeline to be tested, valves of the straight-mouth ball valve and a triangular valve 3 are opened, a rubber ball 2 is pinched, air is injected into a pressure test system, the pressure test instrument 1 is observed, after the test pressure is reached, the valves of the straight-mouth ball valve and the triangular valve 3 are closed, the pressure is stabilized for 15 minutes according to regulations, data on the pressure test instrument 1 is observed, and the test is qualified if no pressure drop exists;

when the instrument of the pressure test instrument is carried, the sliding ring 5 is slid to a proper position, the fixing ring 8 is held, the connecting rod 11 is pulled outwards, the spring 13 is in a contraction state, the fixing ring 8 is pulled along the curve direction, the rotating plate 7 is pulled to be opened, the torsion spring 15 is in a contraction state, the first connecting pipe on the pressure instrument 1, the second connecting pipe on the rubber ball 2 and the rubber pipe 4 are placed in the fixing plate 6 after being wound, the fixing ring 8 is pulled reversely, the torsion spring 15 is stretched from the contraction state, the fixing ring 8 is loosened, the spring 13 is stretched from the contraction state, the longer rubber pipe 4, the first connecting pipe and the second connecting pipe are limited and fixed by the connecting plate 12 after being wound, the rubber pipe 4, the first connecting pipe and the second connecting pipe are prevented from shaking, and the instrument of the pressure test instrument can be carried stably;

go-between 10 closes through the screw soon with the semicircle ring pipe on two protective housings 9 and is connected, and the surface at pressure instrument 1 is established to protective housing 9 cover, and protective housing 9 protection pressure instrument 1 avoids pressure instrument 1 to receive the collision and takes place the damage, and go-between 10 is simple and convenient with two protective housing 9 connected modes, convenient to detach change.

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

1. Portable table back-tube pressure testing appearance, including pressure instrument (1), rubber ball (2) and rubber tube (4), be equipped with three angle valve (3) on the tip that pressure instrument (1), rubber ball (2) and rubber tube (4) are connected, be equipped with first connecting pipe between pressure instrument (1) and three angle valve (3), be equipped with second connecting pipe, its characterized in that between rubber ball (2) and three angle valve (3): the outside cover of first connecting pipe is equipped with slip ring (5), be equipped with fixed plate (6) on the surface of slip ring (5), the surface of fixed plate (6) is equipped with rotor plate (7), be equipped with coupling mechanism between fixed plate (6) and rotor plate (7), coupling mechanism includes fixed block (14) and torsional spring (15), fixed block (14) are located the internal surface of fixed plate (6), torsional spring (15) are located the inside of fixed block (14), the intermediate position of torsional spring (15) is connected with the avris of rotor plate (7), be equipped with connecting rod (11) on rotor plate (7), the one end tip of connecting rod (11) is equipped with solid fixed ring (8) and is equipped with connecting plate (12) on another tip, the outside cover of connecting rod (11) is equipped with spring (13).

2. The portable tube-behind-watch pressure tester according to claim 1, characterized in that: the sliding ring (5), the fixed plate (6) and the rotating plate (7) are all made of plastic materials, the sliding ring (5) is connected with the first connecting pipe in a sliding mode, and the fixed plate (6) and the rotating plate (7) form a whole circular ring when attached.

3. The portable tube-behind-watch pressure tester according to claim 1, characterized in that: the rotating plate (7) comprises a fixed end and a movable end, the fixed end is connected with the torsion spring (15), the fixed plate (6) is close to the side of the movable end, and a clamping groove is formed in the side of the movable end, and the movable end is matched with the clamping groove.

4. The portable tube-behind-watch pressure tester according to claim 3, characterized in that: the fixed block (14) is the semicircle post shape, the rotation chamber of semicircle post shape is seted up on fixed block (14) surface, torsional spring (15) are located the rotation intracavity, the mid portion of torsional spring (15) inlays the inside of establishing at fixed end limit side surface.

5. The portable tube-behind-watch pressure tester according to claim 1, characterized in that: the connecting rod (11) runs through the central position of the rotating plate (7), one end of the spring (13) is connected with the connecting plate (12) and the other end of the spring is connected with the rotating plate (7), and the connecting plate (12) is arc-shaped.

6. The portable tube-behind-watch pressure tester according to claim 1, characterized in that: the outer surface of the pressure instrument (1) is provided with two protective shells (9) and a connecting ring (10), the two protective shells (9) are rotatably connected, and rubber pads are bonded on the inner surfaces of the two protective shells (9).

7. The portable tube-behind-watch pressure tester according to claim 6, characterized in that: the pressure instrument is characterized in that the protective shell (9) is arc-shaped, a connecting pipe opening is formed in the pressure instrument (1), the end portion, away from the protective shell (9), of the protective shell is a semicircular ring pipe, external threads are arranged on the outer surface of the semicircular ring pipe, internal threads are arranged on the inner surface of the connecting ring (10), and the connecting ring (10) and the semicircular ring pipe are connected in a screwing mode through threads.