CN219606391U - Pressure test plug with good filling effect - Google Patents

Abstract

The utility model discloses a pressure test plug with good filling effect, and particularly relates to the field of pipeline testing, which comprises a pressure test plug body, wherein a resisting disc is arranged at the upper end of the pressure test plug body, a clamping block is arranged at the lower end of the resisting disc on the pressure test plug body, an elastic hoop is arranged on the outer wall of the clamping block, a first gasket and a second gasket are arranged at the lower end of the clamping block, a sealing ring is arranged between the first gasket and the second gasket, a plurality of threaded holes are uniformly formed in the resisting disc at intervals, a pressing piece is arranged at each threaded hole, and a plurality of limiting blocks are fixedly arranged on one side, close to the elastic hoop, of the resisting disc. According to the utility model, the clamping force of each part of the clamping block and the elastic hoop is adjusted according to the condition of the inner side wall of the pipeline, so that the clamping block and the elastic hoop can extrude and fix pipelines with different shapes, and the fixing and sealing effects are better.

Description

Pressure test plug with good filling effect

Technical Field

The utility model relates to the technical field of pipeline testing, in particular to a pressure test plug with good filling effect.

Background

Pipes are devices for transporting gas, liquid or fluid with solid particles connected by pipes, pipe couplings, valves, etc. In general, after the fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., the fluid flows from a high pressure place to a low pressure place of a pipeline, and the fluid can be conveyed by the pressure or gravity of the fluid. The pipeline has wide application, and is mainly used in water supply, water drainage, heat supply, gas supply, long-distance petroleum and natural gas transportation, agricultural irrigation, hydraulic engineering and various industrial devices. When the pipeline is tested in some ways, the open end of the pipeline is usually required to be sealed by the pipe plug, the open end of the pipeline is generally sealed and plugged in a welding plug mode in the prior art, the welding plug is required to be ground off after the test is finished, the workload is large, and the operation is complex and inconvenient. Some pipe plug devices are therefore on the market, for example, chinese patent grant bulletin nos.: CN216361211U discloses a pipe plug convenient to install and detach, wherein the working mode of the pipe plug is disclosed.

At present, when the pipeline plug for single-axis or multi-axis pipe fittings on the market is used, the pipeline plug is utilized to be installed at one end of a large pipeline, the clamping block and the elastic hoop are used for extruding and fixing the inside of the large pipeline, in actual use, the inside of the pipeline is not smooth due to impurities contained in the inside of the pipeline, the inside of the pipeline is formed into an irregular shape, and the fixing effect of the clamping block and the elastic hoop is poor when the clamping block and the elastic hoop are utilized for extruding and fixing, so that the use requirement of people cannot be met.

Disclosure of Invention

The utility model aims to provide a pressure test plug with good filling effect so as to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a fill effectual pressure testing stopper, includes the pressure testing stopper body, pressure testing stopper body upper end is provided with the fender dish, the lower extreme that is located the fender dish on the pressure testing stopper body is provided with the grip block, the outer wall of grip block sets up the elasticity hoop, the lower extreme of grip block is provided with first gasket and second gasket, just be provided with the sealing washer between first gasket and the second gasket, a plurality of screw hole has been seted up to the interval on the fender dish evenly, every screw hole department all is provided with compresses tightly the piece, it is fixed to be provided with a plurality of stopper to keep out one side that is close to the elasticity hoop on the dish.

In a preferred embodiment, a plurality of engaging claws are uniformly arranged on one side, close to the resisting disc, of the elastic hoop at intervals, each engaging claw corresponds to one pressing piece, the engaging claws are pressed by the pressing pieces, the engaging claws press the clamping blocks and the elastic hoop, and the clamping blocks and the elastic hoop are pressed and fixed on the inner side wall of the pipeline in an outward pressing mode.

In a preferred embodiment, the limiting block is arranged in a triangular shape, the limiting block and the threaded hole are alternately arranged, the limiting block is matched with a gap between two adjacent biting claws, and the setting of the limiting block can prevent the biting claws from shifting, so that the clamping block is more stable.

In a preferred embodiment, the inside of pressure testing stopper body is provided with the connecting axle, be provided with drive nut on the connecting axle lateral wall, one side of connecting axle is connected with the inlet pipe through rotary joint, and the setting of connecting axle and drive nut is convenient to the control of equipment.

In a preferred embodiment, eight engaging claws and eight pressing members are provided, and the engaging claws are made of stainless steel alloy materials.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the pressing piece and the occluding claw are arranged on the resisting disc and the clamping block, and the pressing piece can be pressed against the occluding claw during operation, so that the occluding claw presses the clamping block and the elastic hoop, the clamping force of the clamping block and the elastic hoop can be adjusted according to the condition of the inner side wall of the pipeline, and the clamping block and the elastic hoop can be used for pressing and fixing pipelines with different shapes, so that the fixing and sealing effects are better.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of a uniaxial pressure test plug body of the present utility model;

FIG. 2 is a schematic view of the construction of the retaining disk of the present utility model;

FIG. 3 is a schematic top view of a clamp block of the present utility model;

FIG. 4 is a schematic view showing the overall structure of a multi-axis pressure test plug body according to the present utility model

In the figure: 1. a pressure test plug body; 2. a retaining disk; 3. a clamping block; 4. an elastic cuff; 5. a first gasket; 6. a second gasket; 7. a seal ring; 8. a pressing member; 9. a limiting block; 10. a bite claw; 11. a connecting shaft; 12. a drive nut; 13. a feed pipe; 14. and (3) a threaded hole.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

the pressure test plug with good filling effect comprises a pressure test plug body 1, wherein a resisting disc 2 is arranged at the upper end of the pressure test plug body 1, a clamping block 3 is arranged at the lower end of the resisting disc 2 on the pressure test plug body 1, an elastic hoop 4 is arranged on the outer wall of the clamping block 3, a first gasket 5 and a second gasket 6 are arranged at the lower end of the clamping block 3, a sealing ring 7 is arranged between the first gasket 5 and the second gasket 6, a plurality of threaded holes are uniformly formed in the resisting disc 2 at intervals, a pressing piece 8 is arranged at each threaded hole 14, and a plurality of limiting blocks 9 are fixedly arranged on one side, close to the elastic hoop 4, of the resisting disc 2.

In a preferred embodiment, a plurality of engaging claws 10 are uniformly arranged on one side of the elastic hoop 4 close to the resisting disc 2 at intervals, each engaging claw 10 corresponds to one pressing piece 8, and the engaging claws 10 are pressed by the pressing pieces 8, so that the engaging claws 10 press the clamping blocks 3 and the elastic hoop 4, and the clamping blocks 3 and the elastic hoop 4 are pressed and fixed on the inner side wall of the pipeline in an outward direction.

In a preferred embodiment, the limiting block 9 is arranged in a triangular shape, the limiting block 9 and the threaded hole are alternately arranged, the limiting block 9 is matched with a gap between two adjacent engaging claws 10, and the arrangement of the limiting block 9 can prevent the engaging claws 10 from shifting, so that the clamping block 3 is more stable.

In a preferred embodiment, a connecting shaft 11 is arranged in the pressure test plug body 1, a driving nut 12 is arranged on the outer side wall of the connecting shaft 11, and one side of the connecting shaft 11 is connected with a feeding pipe 13 through a rotary joint.

In a preferred embodiment, eight engaging claws 10 and eight pressing members 8 are provided, and the engaging claws 10 are made of stainless steel alloy material.

The working principle of the utility model is as follows: the pressure test plug body 1 is placed in a pipeline, the clamping block 3 and the elastic hoop 4 are expanded to the outer side wall through the rotation of the driving nut 12, the clamping block 3 and the elastic hoop 4 are fixedly extruded on the inner side wall of the pipeline, then the pressing piece 8 is screwed into the resisting disc 2 through the threaded hole, the pressing claw 10 can be extruded along with the entering of the pressing piece 8, when the pressing piece 8 extrudes the pressing claw 10, the pressing claw 10 extrudes the clamping block 3 and the elastic hoop 4, the clamping block 3 and the elastic hoop 4 are expanded to the outer side after being extruded, and the expansion condition of the clamping block 3 and the elastic hoop 4 can be adjusted according to the actual condition in the pipeline, so the pressure test plug can be suitable for pipelines with different shapes, and after the clamping block 3 and the elastic hoop 4 are adjusted by the pressing piece 8, feeding cleaning is performed by the feeding pipe 13.

Example 2:

as shown in fig. 2-4, unlike the embodiment 1, the pressure test plug body 1 is a multi-shaft pressure test plug, a plurality of driving nuts 12 are uniformly arranged on the resisting disc 2 at intervals, the driving nuts 12 are utilized to expand the clamping blocks 3 and the elastic hoops 4 outwards, and the bottom side wall of the second gasket 6 is provided with exhaust holes.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. The utility model provides a fill effectual pressure test stopper, includes pressure test stopper body (1), its characterized in that: the pressure testing stopper comprises a pressure testing stopper body (1), wherein a resisting disc (2) is arranged at the upper end of the pressure testing stopper body (1), a clamping block (3) is arranged at the lower end of the resisting disc (2), an elastic hoop (4) is arranged on the outer wall of the clamping block (3), a first gasket (5) and a second gasket (6) are arranged at the lower end of the clamping block (3), a sealing ring (7) is arranged between the first gasket (5) and the second gasket (6), a plurality of threaded holes are uniformly formed in the resisting disc (2) at intervals, a pressing piece (8) is arranged at each threaded hole (14), and a plurality of limiting blocks (9) are fixedly arranged on one side, close to the elastic hoop (4), of the resisting disc (2).

2. The pressure test plug with good filling effect according to claim 1, wherein: a plurality of engaging claws (10) are uniformly arranged on one side, close to the resisting disc (2), of the elastic hoop (4) at intervals, and each engaging claw (10) corresponds to one pressing piece (8).

3. The pressure test plug with good filling effect according to claim 2, wherein: the limiting blocks (9) are arranged in a triangular mode, the limiting blocks (9) and the threaded holes are alternately arranged, and gaps between the limiting blocks (9) and two adjacent occlusion claws (10) are matched.

4. The pressure test plug with good filling effect according to claim 1, wherein: the pressure test plug is characterized in that a connecting shaft (11) is arranged in the pressure test plug body (1), a driving nut (12) is arranged on the outer side wall of the connecting shaft (11), and one side of the connecting shaft (11) is connected with a feeding pipe (13) through a rotary joint.

5. The pressure test plug with good filling effect according to claim 2, wherein: eight occluding claws (10) and eight compacting pieces (8) are arranged, and the occluding claws (10) are made of stainless steel alloy materials.