CN224189458U - Multipurpose pressure testing equipment - Google Patents

Abstract

The utility model relates to the technical field of water pressure detection equipment and discloses multipurpose pressure test equipment, which comprises a pressure test device base, wherein the upper surface of the pressure test device base is fixedly connected with a pressure test table, the upper surface of the pressure test table is fixedly connected with a lower sealing seat, the top of the lower sealing seat is provided with an upper sealing seat, a check valve is arranged between the upper sealing seat and the lower sealing seat, the top of the pressure test device base is fixedly connected with a hanging table, the lower surface of the hanging table is fixedly connected with a liquid booster pump, a lower water inlet pipeline is arranged in the lower sealing seat, and an upper water inlet pipeline is arranged in the upper sealing seat. According to the utility model, through the bidirectional switching design of the upper water inlet pipeline and the lower water inlet pipeline, the problem that the valve plate is required to be manually reset in the traditional single water inlet check valve detection process is avoided, the high-efficiency detection of different types of valves is realized, the operation flow is simplified, and the safety is obviously improved.

Description

Multipurpose pressure testing equipment

Technical Field

The utility model relates to the technical field of water pressure detection equipment, in particular to multipurpose pressure test equipment.

Background

The water pressure detection device is a device for testing whether a pipeline, a container and the like can be kept stable and safe under high water pressure conditions. The device detects whether leakage, deformation or other potential safety hazards exist in the equipment by simulating the water pressure condition in actual use. The equipment is widely applied to industries such as construction, petroleum, chemical industry and the like, and ensures that various pressure vessels and pipelines meet relevant safety standards and quality requirements before being put into use. The water pressure detection equipment can accurately measure water pressure and provide real-time feedback, so that detection personnel can find problems in time, and the reliability and safety of the equipment are ensured.

The existing water pressure detection equipment generally adopts a mode of water inflow from the bottom, can perform water pressure test on conventional valves such as a center line butterfly valve, a double eccentric butterfly valve, a triple eccentric butterfly valve and the like, and detects the sealing performance of the conventional valves. However, for special valves such as check valves, the valve plate is far away from the sealing position when in the neutral position, the small-size check valve needs to manually assist the valve plate to return to the sealing position, pressure test water is easy to overflow and splash, and pollution is caused to the working environment, while for the large-size check valve, serious potential safety hazards exist due to manual assistance, and normal hydrostatic test detection cannot be completed.

Disclosure of utility model

In order to make up for the defects, the utility model provides multipurpose pressure test equipment, and aims to solve the problems that the existing water pressure test equipment has serious potential safety hazard due to manual assistance and cannot finish normal water pressure test detection.

In order to achieve the purpose, the multipurpose pressure testing equipment comprises a pressure testing device base, wherein the upper surface of the pressure testing device base is fixedly connected with a pressure testing table, the upper surface of the pressure testing table is fixedly connected with a lower sealing seat, the top of the lower sealing seat is provided with an upper sealing seat, a check valve is arranged between the upper sealing seat and the lower sealing seat, the top of the pressure testing device base is fixedly connected with a hanging table, and the lower surface of the hanging table is fixedly connected with a liquid booster pump.

Further, the lower sealing seat is internally provided with a lower water inlet pipeline, the upper sealing seat is internally provided with an upper water inlet pipeline, and the upper water inlet pipeline and the lower water inlet pipeline both adopt high-pressure hoses.

Further, sealing rings are arranged in the upper sealing seat and the lower sealing seat, and sealing seat bodies are arranged in the upper sealing seat and the lower sealing seat.

Further, the upper sealing seat and the lower sealing seat are internally provided with water inlet and outlet threaded holes.

Further, the outer walls of the upper sealing seat and the lower sealing seat are provided with epoxy paint, and polytetrafluoroethylene paint is arranged inside the upper sealing seat and the lower sealing seat.

Further, there is high-pressure limiting valve at lower seal seat top, liquid booster pump bottom fixedly connected with high-pressure filter, liquid booster pump bottom is provided with the governing valve.

Further, one end of the speed regulating valve is fixedly connected inside the high-pressure filter, and the other end of the speed regulating valve is fixedly connected inside the lower sealing seat.

The utility model has the following beneficial effects:

1. According to the utility model, the upper sealing seat and the lower sealing seat are driven by the pressure of the liquid booster pump to be automatically pressed with the sealing ring, reliable sealing can be formed without manual operation, the overflow pollution of pressure test water during detection is stopped, meanwhile, the hidden danger of hand clamping assisted by large-specification check valves is eliminated, the anti-corrosion coating of the sealing seat is matched with a high-pressure hose to be installed by different valves, no leakage of the device is ensured, and a stable closed environment is provided for water pressure test.

2. In the utility model, the upper water inlet pipeline and the lower water inlet pipeline are switched, the defect of a valve body of a conventional valve is detected by lower water inlet and the valve plate is sealed, the upper water inlet pushes the valve plate of the check valve to be in a closing position by utilizing the dead weight and the water pressure of the valve plate to replace manual operation, the high-pressure limiting valve and the speed regulating valve ensure that the pressure is safe and controllable, one set of equipment is compatible with the detection of multiple types of valves, the efficiency is improved, the operation is simplified, and the dual accurate detection of the defect of the valve body and the sealing of the valve plate is realized.

Drawings

FIG. 1 is a perspective view of a multipurpose pressure test device according to the present utility model;

FIG. 2 is a side view of a multi-purpose pressure test apparatus according to the present utility model;

FIG. 3 is a schematic diagram of an upper seal seat of a multipurpose pressure test device according to the present utility model;

FIG. 4 is a schematic diagram of a lower seal seat of a multipurpose pressure test device according to the present utility model;

Fig. 5 is a schematic diagram of a liquid booster pump structure of a multipurpose pressure test device according to the present utility model.

Legend description:

1. The pressure testing device comprises a pressure testing device base, a pressure testing table, a lower sealing seat, a check valve, a 5 upper sealing seat, a 51 sealing ring, a 52 sealing seat body, a 53 water inlet and outlet threaded hole, a 6 epoxy paint, a 7 polytetrafluoroethylene paint, a 8 hanging table, a 9 liquid booster pump, a10 high-pressure limiting valve, a 11 high-pressure filter, a 12 speed regulating valve.

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.

Referring to fig. 1-5, the multipurpose pressure testing device comprises a pressure testing device base 1, wherein the upper surface of the pressure testing device base 1 is fixedly connected with a pressure testing table 2, the upper surface of the pressure testing table 2 is fixedly connected with a lower sealing seat 3, the top of the lower sealing seat 3 is provided with an upper sealing seat 5, a check valve 4 is arranged between the upper sealing seat 5 and the lower sealing seat 3, the top of the pressure testing device base 1 is fixedly connected with a hanging table 8, the lower surface of the hanging table 8 is fixedly connected with a liquid booster pump 9, a lower water inlet pipeline is arranged in the lower sealing seat 3, an upper water inlet pipeline and a lower water inlet pipeline are respectively provided with a high-pressure hose, sealing rings 51 are respectively arranged in the upper sealing seat 5 and the lower sealing seat 3, sealing seats 5 and 3 are respectively internally provided with a sealing seat body 52, the upper sealing seat 5 and the lower sealing seat 3 are respectively internally provided with an inlet and outlet screw hole 53, the outer walls of the upper sealing seat 5 and the lower sealing seat 3 are respectively provided with an epoxy paint 6, the upper sealing seat 5 and the lower sealing seat 3 are respectively provided with a liquid booster pump 9, the lower sealing seat 3 is respectively provided with a high-pressure regulating valve 12, the high-pressure regulating valve 11 is fixedly connected with the other end 12, and the high-pressure regulating valve 11 is fixedly connected with the bottom of the high-pressure filter 11.

Specifically, the multipurpose pressure test device is based on the pressure test device base 1, the pressure test table 2 is fixed on the base and bears the lower sealing seat 3, the top of the lower sealing seat 3 is matched with the upper sealing seat 5, a check valve 4 to be detected is arranged between the two sealing seats to form a closed test space, the sealing rings 51 in the upper sealing seat and the lower sealing seat are tightly attached to two ends of a valve body 52, pipeline connection is realized through water inlet and outlet threaded holes 53, the corrosion resistance and the tightness of the outer wall epoxy coating 6 and the inner polytetrafluoroethylene coating 7 are respectively enhanced, a stable physical environment is provided for test, a liquid booster pump 9 fixed on the hanging table 8 is used as a power source, a high-pressure filter 11 at the bottom of the liquid booster pump filters liquid impurities, after the flow is controlled by a speed regulating valve 12, high-pressure liquid is conveyed to a lower water inlet pipeline of the lower sealing seat 3 or an upper water inlet pipeline of the upper sealing seat 5 (all adopting high-pressure hoses to adapt to different installation requirements), the pressure of an oil cylinder is fully deformed to fill gaps through the pressing of the upper sealing seat and the lower sealing seat, the self-connecting parts of the device are ensured to have no leakage, according to different valve types, the water inlet modes are switched, when the conventional valves such as a midline valve is detected, the water inlet valve is used for detecting whether the water inlet is used for detecting the water inlet and the water inlet valve has a crack performance is detected, and the water inlet valve body is simultaneously, and the water crack is detected, and the water inlet performance is detected; when the check valve 4 is detected, the change-over switch is switched to the upper water inlet pipeline, high-pressure liquid is injected from the upper part of the valve, the valve plate of the check valve 4 is automatically returned to the sealing position by utilizing the thrust of the water pressure, then the sealing effect of the valve plate and the sealing surface and the integrity of the valve body are detected, the high-pressure limiting valve 10 at the top of the lower sealing seat 3 monitors the system pressure in real time, prevents the overpressure risk, ensures the test safety, and in the whole process, the pressure provided by the liquid booster pump 9 firstly constructs a leakage-free closed space through a sealing structure (a sealing ring 51 and a sealing seat), and then respectively detects the valve body defects and the valve plate sealing performance of the conventional valve and the check valve 4 through the water pressure of different water inlet paths, thereby finally realizing the high-efficiency and safe pressure test of the multi-type valve.

The multifunctional pressure test device takes a pressure test device base 1 as a supporting base, a pressure test table 2 fixed above the multifunctional pressure test device bears a lower sealing seat 3, the top of the lower sealing seat 3 is matched with an upper sealing seat 5, and a check valve 4 to be detected is arranged between the lower sealing seat 3 and the upper sealing seat to form a closed test space. The sealing rings 51 in the upper sealing seat and the lower sealing seat are tightly attached to the two ends of the valve body 52 of the sealing seat, and are combined with the water inlet and outlet threaded holes 53 to realize pipeline connection, and the outer wall epoxy coating 6 and the inner polytetrafluoroethylene coating 7 respectively strengthen corrosion resistance and tightness and provide a stable physical environment for testing. The high-pressure filter 11 at the bottom of the liquid booster pump 9 fixed on the hanging platform 8 is used as a power source, liquid impurities are filtered by the high-pressure filter 11 at the bottom of the liquid booster pump, after the flow is controlled by the speed regulating valve 12, high-pressure liquid is conveyed to a lower water inlet pipeline of the lower sealing seat 3 or an upper water inlet pipeline of the upper sealing seat 5 (high-pressure hoses are adopted to adapt to different installation requirements), on one hand, the oil cylinder pressure is tightly pressed by the upper sealing seat and the lower sealing seat, so that the sealing ring 51 is fully deformed to fill gaps to ensure no leakage at the connecting part of equipment, on the other hand, when the water inlet mode is switched according to the valve type, high-pressure liquid is injected from the lower part of the valve when a conventional valve such as a neutral line butterfly valve is detected, water pressure acts inside the valve body, so as to detect whether leakage caused by defects such as sand holes and cracks exists in the valve body or not, and meanwhile, the sealing performance of the sealing surface of the valve plate and the valve body is verified, when the check valve 4 is detected, the high-pressure liquid is injected from the upper part of the valve through the change-over switch to the upper water inlet pipeline, the check valve 4 is automatically reset to the sealing position by the self weight of the valve plate and the thrust of the valve plate and the water pressure itself. The high-pressure limiting valve 10 at the top of the lower sealing seat 3 monitors the system pressure in real time, prevents the risk of overpressure and ensures the test safety. In the whole process, the pressure provided by the liquid booster pump 9 firstly builds a leakage-free closed space through a sealing structure (a sealing ring 51 and a sealing seat), and then respectively detects the valve body defects and the valve plate sealing performance of the conventional valve and the check valve 4 through the water pressures of different water inlet paths, so that the high-efficiency and safe pressure test of multiple types of valves is finally realized.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims (7)

1. A multipurpose pressure testing device comprises a pressure testing device base (1) and is characterized in that a pressure testing table (2) is fixedly connected to the upper surface of the pressure testing device base (1), a lower sealing seat (3) is fixedly connected to the upper surface of the pressure testing table (2), an upper sealing seat (5) is arranged at the top of the lower sealing seat (3), a check valve (4) is arranged between the upper sealing seat (5) and the lower sealing seat (3), a hanging table (8) is fixedly connected to the top of the pressure testing device base (1), and a liquid booster pump (9) is fixedly connected to the lower surface of the hanging table (8).

2. The multipurpose pressure test device according to claim 1, wherein a lower water inlet pipeline is arranged in the lower sealing seat (3), an upper water inlet pipeline is arranged in the upper sealing seat (5), and the upper water inlet pipeline and the lower water inlet pipeline are both high-pressure hoses.

3. The multipurpose pressure test device according to claim 2, wherein sealing rings (51) are arranged in the upper sealing seat (5) and the lower sealing seat (3), and sealing seat bodies (52) are arranged in the upper sealing seat (5) and the lower sealing seat (3).

4. A multipurpose pressure test device according to claim 3, wherein the upper seal seat (5) and the lower seal seat (3) are internally provided with water inlet and outlet threaded holes (53).

5. The multipurpose pressure test device according to claim 4, wherein the outer walls of the upper sealing seat (5) and the lower sealing seat (3) are respectively provided with epoxy paint (6), and polytetrafluoroethylene paint (7) is respectively arranged inside the upper sealing seat (5) and the lower sealing seat (3).

6. The multipurpose pressure test device according to claim 2, wherein the top of the lower sealing seat (3) is provided with a high-pressure limiting valve (10), the bottom of the liquid booster pump (9) is fixedly connected with a high-pressure filter (11), and the bottom of the liquid booster pump (9) is provided with a speed regulating valve (12).

7. The multipurpose pressure test device according to claim 6, wherein one end of the speed regulating valve (12) is fixedly connected inside the lower sealing seat (3), and the other end of the speed regulating valve (12) is fixedly connected inside the liquid booster pump (9).