CN212568268U

CN212568268U - Pipe fitting socket pressure testing device

Info

Publication number: CN212568268U
Application number: CN202020763549.7U
Authority: CN
Inventors: 王华梅
Original assignee: Shandong Zhucheng Jianhua Valve Manufacturing Co ltd
Current assignee: Shandong Zhucheng Jianhua Valve Manufacturing Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-02-19
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a pipe fitting bellmouth pressure testing device, including pressure testing blind plate, self sealss lip rubber ring, business turn over water pipe connector and target body, the pressure testing basin is installed to the vertical intermediate position of terminal surface before the pressure testing blind plate, business turn over water pipe connector is installed to the lateral surface central point in pressure testing basin, self sealss lip rubber ring is installed to the upper and lower both ends inboard in pressure testing basin, when the sealing performance of target body needs to be tested, will self sealss lip rubber ring meets with the mouth of pipe of target body can. The utility model discloses simple structure can stop traditional rubber plain washer can be washed out, can't carry out the condition emergence of water pressure testing by the high pressure water, in addition, the utility model discloses at the during operation, need not adopt the hydraulic press of big pressure form, can not lead to the fact destruction to the target pipe fitting, if the pipe fitting that is surveyed warp, fracturing etc..

Description

Pipe fitting socket pressure testing device

Technical Field

The utility model relates to a valve pipe fitting bellmouth pressure testing frock specifically says so a pipe fitting bellmouth pressure testing device.

Background

At present, a rubber flat washer form is adopted between a pressure test blind plate for a pipe fitting bell hydraulic test and a pipe fitting, the pressure test blind plate is fastened through bolts and nuts or directly pressed on the pressure test blind plate through a press, and once the requirement on the hydraulic pressure of the pipe fitting is high, the pressure test mode generally exceeds 2.5MPa of hydraulic pressure, the rubber flat washer can be flushed out by high-pressure water, hydraulic pressure test cannot be carried out, if a hydraulic press in a large pressure form is adopted, the tested pipe fitting can be damaged, if the tested pipe fitting deforms, is fractured and the like.

Disclosure of Invention

The utility model aims at providing a pipe fitting socket pressure testing device.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a pipe fitting bellmouth pressure testing device, includes pressure testing blind plate, self sealss lip rubber ring, business turn over water pipe connector and target body, the pressure testing basin is installed to the vertical intermediate position of terminal surface before the pressure testing blind plate, business turn over water pipe connector is installed to the lateral surface central point of pressure testing basin, self sealss lip rubber ring is installed to the upper and lower both ends inboard of pressure testing basin, when needs the pressure testing, will self sealss lip rubber ring meets with the mouth of pipe of target body can.

Preferably, the self-sealing lip-shaped rubber ring is of an elastic structure and has a certain compression amount, and when the water pressure of the pressure testing water in the pressure testing water tank reaches a certain numerical value, the self-sealing lip-shaped rubber ring can expand after being extruded, so that the self-sealing lip-shaped rubber ring is increased in size, and is tightly attached to the inner wall of the pipe orifice of the target pipe body to play a role in sealing the pipe orifice.

Preferably, the pressure test water tank is divided into an end part and a middle part, the middle part is of an inward-concave arc surface structure, and a water inlet and outlet pipe joint is installed in the center of the outer end surface of the middle part;

the end part is of a circular ring structure, a group of assembly grooves are formed in the inner side of the end part, and the inner end face of the self-sealing lip-shaped rubber ring is clamped and installed in the assembly grooves.

Preferably, the end portion of the inner surface of the pipe orifice is provided with a fitting groove, and the outer end surface of the self-sealing lip-shaped rubber ring is attached to the fitting groove after expansion.

Preferably, the water inlet and outlet pipe joint comprises a water pipe and a plug, the water pipe and the plug are installed together in a threaded fit manner, a water distribution pipe is installed at the center of the inner wall of the right side of the pressure test water tank, the right end of the water pipe is in interference fit with the left end of the water distribution pipe and is connected with the water distribution pipe, and a plurality of groups of water distribution holes are formed in the outer wall of the water distribution pipe.

Preferably, the upper and lower positions of the end part of the pipe orifice are respectively provided with a group of two groups of assembly holes in total, and the two groups of assembly holes are used for installing the pressure test blind plate and the target pipe body together through bolts.

Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:

1. the utility model is contacted with the pipe orifice of the target pipe body, and the self-sealing lip-shaped rubber ring has a certain compression amount, thereby playing the role of low-pressure sealing and no leakage;

2. the self-sealing lip-shaped rubber ring of the utility model is contacted with the matching groove in the target pipe body, once the pressure of the pressure testing water rises, the self-sealing lip-shaped rubber ring is in close contact with the matching groove, thereby realizing high-pressure sealing and avoiding the water leakage phenomenon under the high-pressure condition of the pressure testing water;

3. the water distribution pipe is adopted in the pressure test water tank, so that the pressure test water can be slowly and uniformly distributed when entering the pressure test water tank;

4. the utility model discloses can be in the same place with the fastening of target pipe fitting with the bolt, also can be tight through the press top.

The utility model discloses simple structure can stop traditional rubber plain washer can be washed out, can't carry out the condition emergence of water pressure testing by the high pressure water, in addition, the utility model discloses at the during operation, need not adopt the hydraulic press of big pressure form, can not lead to the fact destruction to the target pipe fitting, if the pipe fitting that is surveyed warp, fracturing etc..

Drawings

The present invention will now be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the working state of the present invention.

Fig. 3 is the utility model discloses well self sealss lip rubber ring and pressure testing basin and the position relation schematic diagram between the target body.

Fig. 4 is the utility model discloses well business turn over water piping connection structure sketch map.

Fig. 5 is a schematic view of the structure of the middle water distributor of the present invention.

In the figure: 1. pressure testing blind plate, 2, self-sealing lip-shaped rubber ring, 3, water inlet and outlet pipe joint, 31, water conveying pipe, 32, plug, 4, target pipe body, 5, pressure testing water tank, 51, end part, 52, middle part, 53, water distribution pipe, 54, water distribution hole, 6, pipe orifice, 61, assembly hole, 7, assembly groove, 8 and matching groove.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention. 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.

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-5, the utility model relates to a pipe fitting socket pressure testing device, including pressure testing blind plate 1, self sealss lip rubber ring 2, business turn over water pipe connector 3 and target body 4, pressure testing basin 5 is installed to the vertical intermediate position of terminal surface before the pressure testing blind plate 1, business turn over water pipe connector 3 is installed to the lateral surface central point of pressure testing basin 5, self sealss lip rubber ring 2 is installed to the upper and lower both ends inboard of pressure testing basin 5, when needs the pressure testing, will self sealss lip rubber ring 2 meets with the mouth of pipe 6 of target body 4 can.

Self sealss lip rubber ring 2 is elastic construction, has certain compression volume, and after the pressure testing water pressure in pressure testing basin 5 reached certain numerical value, self sealss lip rubber ring 2 can expand after can being extrudeed, the volume increase to hug closely the inner wall of the mouth of pipe 6 of target body 4, play sealed mouth of pipe 6's effect.

The pressure test water tank 5 is divided into an end part 51 and a middle part 52, the middle part 52 is of an inward-concave arc surface structure, and a water inlet and outlet pipe joint 3 is arranged in the center of the outer end surface of the middle part 52;

the end part 51 is of a circular ring structure, a group of assembling grooves 7 are formed in the inner side of the end part 51, and the inner end face of the self-sealing lip-shaped rubber ring 2 is clamped and installed in the assembling grooves 7.

The end part of the inner surface of the pipe orifice 6 is provided with a matching groove 8, and the outer end surface of the self-sealing lip-shaped rubber ring 2 can be attached to the matching groove 8 after expansion.

The water inlet and outlet pipe joint 3 comprises a water pipe 31 and a plug 32, the water pipe 31 and the plug 32 are installed together in a threaded fit mode, a water distribution pipe 53 is installed in the center of the inner wall of the right side of the pressure testing water tank 5, the right end of the water pipe 31 is in interference fit with the left end of the water distribution pipe 53 and is connected and installed together, and multiple groups of water distribution holes 54 are formed in the outer wall of the water distribution pipe 53.

The upper and lower positions of the end part of the pipe orifice 6 are respectively provided with a group of two groups of assembly holes 61 in total, and the two groups of assembly holes are used for installing the pressure test blind plate 1 and the target pipe body 4 together through bolts.

The working principle is as follows: choose two sets ofly the utility model discloses, install pressure testing blind plate 1 and target body 4 through bolt or press respectively together, pour into the pressure testing water through business turn over water pipe head 3, along with the increase of pressure testing water, the pressure of pressure testing water also crescent, can expand after self sealss lip rubber ring 2 is extruded, and the volume increases to hug closely the orificial 6 inner wall of target body 4, play sealed orificial 6's effect, realize high-pressure seal, avoid producing the phenomenon emergence of leaking under the pressure testing water high pressure condition.

The foregoing is a detailed description of the present invention in connection with specific preferred embodiments, and it is not to be construed that the specific embodiments of the present invention are limited to those descriptions. To those skilled in the art to which the invention pertains, without departing from the spirit of the invention, several simple deductions or substitutions can be made, all of which should be considered as belonging to the scope of patent protection defined by the claims filed with the invention.

Claims

1. The utility model provides a pipe fitting socket pressure testing device which characterized in that: including pressure testing blind plate (1), self sealss lip rubber ring (2), business turn over water pipe connector (3) and target body (4), pressure testing basin (5) are installed to the vertical intermediate position of terminal surface before pressure testing blind plate (1), business turn over water pipe connector (3) are installed to the lateral surface central point of pressure testing basin (5), self sealss lip rubber ring (2) are installed to the upper and lower both ends inboard of pressure testing basin (5), when needs the pressure testing, will self sealss lip rubber ring (2) meet with mouth of pipe (6) of target body (4) can.

2. The pipe fitting socket pressure testing device of claim 1, wherein: self sealss lip rubber ring (2) are elastic construction, have certain compression volume, and after pressure testing water hydraulic pressure in pressure testing basin (5) reached certain numerical value, self sealss lip rubber ring (2) can be expanded after can being extrudeed, the volume increase to hug closely the inner wall of mouth of pipe (6) of target body (4), play the effect of sealed mouth of pipe (6).

3. The pipe fitting socket pressure testing device of claim 1, wherein: the pressure test water tank (5) is divided into an end part (51) and a middle part (52), the middle part (52) is of an inward-concave arc surface structure, and a water inlet and outlet pipe connector (3) is mounted in the center of the outer end surface of the middle part (52);

the end part (51) is of a circular ring structure, a group of assembling grooves (7) are formed in the inner side of the end part (51), and the inner end face of the self-sealing lip-shaped rubber ring (2) is clamped and installed in the assembling grooves (7).

4. The pipe fitting socket pressure testing device of claim 1, wherein: the pipe orifice (6) inner surface end is equipped with cooperation groove (8), the outer terminal surface of self sealss lip rubber ring (2) can paste tight cooperation groove (8) after the inflation.

5. The pipe fitting socket pressure testing device of claim 1, wherein: the water inlet and outlet pipe joint (3) comprises a water pipe (31) and a plug (32), the water pipe (31) and the plug (32) are installed together in a threaded fit mode, a water distribution pipe (53) is installed at the central position of the inner wall of the right side of the pressure testing water tank (5), the right end of the water pipe (31) is in interference fit with the left end of the water distribution pipe (53) and is installed together in a connected mode, and multiple groups of water distribution holes (54) are formed in the outer wall of the water distribution pipe (53).

6. The pipe fitting socket pressure testing device of claim 1, wherein: the upper and lower positions of the end part of the pipe orifice (6) are respectively provided with a group of two groups of assembly holes (61) in total, and the two groups of assembly holes are used for installing the pressure test blind plate (1) and the target pipe body (4) together through bolts.