Adjustable high-pressure manifold water pressure test clamp

Abstract

An adjustable high-pressure manifold water pressure test fixture relates to the technical field of manifold test and comprises a test board, two clamping plates are slidably arranged on the surface of the test board, and the two clamping plates are matched to clamp a high-pressure manifold; sealing assemblies are arranged on the opposite plate faces of the two clamping plates, each sealing assembly comprises a fixing sleeve fixedly arranged on the plate face of the corresponding clamping plate, and a first extrusion block is arranged at the end, away from the plate face of the corresponding clamping plate, of each fixing sleeve; a screw is in threaded connection in the fixing sleeve, a second extrusion block is arranged at one end of the screw, and the other end of the screw penetrates through the plate surface of the clamping plate and is connected with a knob; a rubber ring is arranged between the second extrusion block and the first extrusion block; by rotating the knob, the screw rod drives the second extrusion block to move towards the first extrusion block, the rubber ring is extruded, the outer diameter of the pressed rubber ring is increased, the rubber ring can be tightly attached to the inner wall of a pipeline to achieve sealing, the compressive strength of the rubber ring is adjusted according to different pipe diameters, and sealing of different pipe diameters is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to manifold test technical field, concretely relates to adjustable high pressure manifold water pressure test fixture. BACKGROUND

[0002] Water pressure test is a test method for detecting the pressure resistance performance of pipelines and containers. It injects water into the pipeline or container and gradually increases the pressure to test its sealing performance and strength under high pressure conditions. This test method is widely used in the quality control process of various pipelines and containers to ensure their safety and reliability in actual use.

[0003] The utility model discloses a kind of adjustable high pressure manifold water pressure test fixtures of Chinese utility model patent with publication No.CN221078285U, including test seat, the upper surface of the test seat is equipped with water pressure test groove, the inner bottom wall of the water pressure test groove is equipped with sliding slot arranged at equal distance, the inside of each sliding slot is slidably connected with sliding plate, the right side surface of each sliding plate is fixedly connected with baffle collectively, the bottom surface of the test seat is fixedly connected with electric push rod, the output end of the electric push rod is fixedly connected with the left side surface of baffle, the left side surface of the baffle is fixedly connected with hydraulic ram, the output end of the hydraulic ram is fixedly connected with sealing seat, the inner side wall of the water pressure test groove is fixedly connected with fixed rod arranged at equal distance, the right end of each fixed rod is fixedly connected with sealing test cover collectively, the inner side wall of the water pressure test groove is fixedly connected with water injection pipe, the right end of the water injection pipe penetrates the left side surface of sealing test cover and extends to the inside of sealing test cover, the left end of the water injection pipe is installed with connecting ring, sealing seat and sealing test cover are equipped with high pressure pipeline collectively between. Although the utility model patent is convenient for staff to adjust the length of the fixture, so that the device can be suitable for high pressure pipeline of different lengths, but the patent cannot realize sealing to high pressure pipeline of different pipe diameters, reduces practicality. UTILITY MODEL CONTENT

[0004] In view of the above technical problems of prior art, the utility model aims at providing a kind of adjustable high pressure manifold water pressure test fixture, which can solve the above technical problems.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The utility model provides a kind of adjustable high-pressure manifold water pressure test fixture, including test table, two clamping plates are slidably arranged on the test table top, and the high-pressure manifold is clamped by the cooperation of the two clamping plates;Two sealing assemblies are provided on the opposite board surfaces of the two clamping plates, and each sealing assembly includes a fixed sleeve fixed on the clamping plate board surface, a first extrusion block is fixedly connected to the end of the fixed sleeve away from the clamping plate board surface;A screw is threadedly connected in the fixed sleeve, the screw is threadedly connected with the first extrusion block, a second extrusion block is fixedly connected to one end of the screw, and the other end of the screw penetrates the clamping plate board surface and is connected with a knob;A rubber ring is provided between the second extrusion block and the first extrusion block.

[0007] Preferably, the first extrusion block and the second extrusion block are both in a conical structure, and the two sides of the rubber ring are in contact with the conical surfaces of the first extrusion block and the second extrusion block respectively. When the two conical surfaces move relative to each other, the rubber ring is extruded and fills the inner wall of the high-pressure manifold, forming a multi-dimensional sealed contact. At the same time, the conical guiding effect can automatically center, reducing installation deviation.

[0008] Preferably, the second extrusion block, the screw, and the knob are in an integrated structure, and a water injection channel is formed in the middle part of the integrated structure to facilitate water injection into the high-pressure manifold for water pressure testing.

[0009] Preferably, the bottom of each clamping plate is provided with a sliding block, and the sliding block is slidably connected in a slide channel formed in the test table top. The utility model also includes a lead screw, the lead screw penetrates the lower ends of the two clamping plates, one end of the lead screw is connected with a hand wheel, and a positive and negative screw is provided on the lead screw.

[0010] Preferably, support legs are provided at the four corners of the bottom of the test table.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] 1. The sealing assembly of the utility model is suitable for sealing pipes of different diameters. By rotating the knob, the screw drives the second extrusion block to move towards the first extrusion block, thereby extruding the rubber ring with the second extrusion block and the first extrusion block. The outer diameter of the rubber ring increases after being pressed, which can tightly fit on the inner wall of the pipe to achieve sealing. The pressure intensity of the rubber ring can be adjusted according to different pipe diameters to meet the sealing requirements of different pipe diameters.

[0013] 2. The utility model is provided with a hand wheel, a lead screw, a sliding block, and a slide channel. Under the drive of the hand wheel, the lead screw rotates, thereby driving the two clamping plates to move towards or away from each other. The distance between the two clamping plates can be adjusted, making it suitable for clamping pipes of different lengths. BRIEF DESCRIPTION OF DRAWINGS

[0014] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in this utility model. For those skilled in the art, other drawings can be obtained based on these drawings.

[0015] Fig. 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Fig. 2 This is a schematic diagram of the high-pressure manifold clamping state of this utility model;

[0017] Fig. 3 This is a cross-sectional view of the sealing component of this utility model.

[0018] Explanation of reference numerals in the attached figures:

[0019] 1-Test stand, 2-Clamping plate, 3-High pressure manifold, 4-Fixing sleeve, 5-First extrusion block, 6-Screw, 7-Second extrusion block, 8-Knob, 9-Rubber ring, 10-Water injection channel, 11-Slider, 12-Slide rail, 13-Handwheel, 14-Lead screw, 15-Support leg. Detailed Implementation

[0020] The invention will now be described in detail with reference to the accompanying drawings, by way of example. Obviously, the described embodiments are only some embodiments of the invention, and not all embodiments.

[0021] like Figs. 1 to 3 As shown, this utility model discloses an adjustable high-pressure manifold water pressure testing fixture, including a test platform 1, with support legs 15 at each of the four corners of the bottom of the test platform 1; two clamping plates 2 are slidably disposed on the surface of the test platform 1, and the two clamping plates 2 cooperate to clamp the high-pressure manifold 3; specifically, each of the two clamping plates 2 has a slider 11 at its bottom, and the slider 11 is slidably connected to a slide rail 12 opened on the surface of the test platform 1; it also includes a lead screw 14, which passes through the lower ends of the two clamping plates 2, and one end of the lead screw 14 is connected to a handwheel 13, and the lead screw 14 has positive and negative threads. By setting the handwheel 13, lead screw 14, slider 11 and slide rail 12, the lead screw 14 rotates under the drive of the handwheel 13, thereby driving the two clamping plates 2 to move in opposite directions, so as to realize the adjustment of the distance between the two clamping plates 2, making it suitable for clamping pipes of different lengths.

[0022] Two said opposite plate of the clamping plate 2 are provided with sealing assembly, for the two end of high pressure manifold 3 are sealed;The sealing assembly includes fixedly arranged on the clamping plate 2 plate surface fixed sleeve 4, the fixed sleeve 4 away from the clamping plate 2 plate surface one end is equipped with the first extrusion block 5;The fixed sleeve 4 is connected with screw rod 6 in the thread, one end of the screw rod 6 is equipped with the second extrusion block 7, the other end penetrates the clamping plate 2 plate surface and is connected with knob 8;The first extrusion block 5 and the second extrusion block 7 are all adopted conical structure, the second extrusion block 7 and the first extrusion block 5 between are equipped with rubber ring 9, the two sides of the rubber ring 9 are respectively with the taper surface of first extrusion block 5 and second extrusion block 7 contact.The sealing assembly of the utility model is applicable to the pipeline sealing of different pipe diameter, by rotating knob 8, make screw rod 6 drive second extrusion block 7 move to the direction of first extrusion block 5, further realize the extrusion of second extrusion block 7 and first extrusion block 5 to rubber ring 9, the outer diameter of rubber ring 9 after being pressed is larger, can be closely attached on the inner wall of pipeline and realizes sealing;According to the pressure intensity of adjusting rubber ring 9 of different pipe diameter, satisfy the sealing of different pipe diameter.

[0023] The second extrusion block 7, screw rod 6 and knob 8 are integrated structure, the middle part is provided with water injection channel 10, which is convenient for water injection in pipeline.

[0024] Working principle: when using, the high pressure manifold 3 is placed between two clamping plates 2, rotates hand wheel 13 and drives lead screw 14 to rotate, so that two clamping plates 2 move towards each other, until the high pressure manifold 3 is clamped, at this time the rubber ring 9 is located inside the high pressure manifold 3;Then rotate knob 8, screw rod 6 moves outward along the fixed sleeve 4, drive second extrusion block 7 move to the direction of first extrusion block 5, realize the extrusion of rubber ring 9, the outer diameter of rubber ring 9 is larger after being pressed, can be attached on the inner wall of pipeline and realizes sealing;Finally, inject water source into the high pressure manifold 3, can detect.

[0025] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme of the utility model and the application concept, equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. An adjustable high pressure manifold water pressure test fixture comprising a test table (1) characterized by: The test platform (1) is provided with two clamping plates (2) sliding on the platform surface, and the two clamping plates (2) are matched to clamp the high-pressure manifold (3); the opposite surfaces of the two clamping plates (2) are provided with sealing assemblies, the sealing assembly comprises a fixed sleeve (4) fixed on the surface of the clamping plate (2), and the end of the fixed sleeve (4) away from the surface of the clamping plate (2) is fixedly provided with a first extrusion block (5); the fixed sleeve (4) is threadedly connected with a screw rod (6), one end of the screw rod (6) is fixedly provided with a second extrusion block (7), the other end of the screw rod (6) penetrates through the surface of the clamping plate (2) and is connected with a knob (8); the second extrusion block (7) and the first extrusion block (5) are provided with a rubber ring (9) therebetween.

2. The adjustable high pressure manifold water pressure test fixture of claim 1, wherein: The first extrusion block (5) and the second extrusion block (7) are both in a conical structure, and the two sides of the rubber ring (9) are in contact with the conical surfaces of the first extrusion block (5) and the second extrusion block (7) respectively.

3. The adjustable high pressure manifold water pressure test fixture of claim 1, wherein: The second extrusion block (7), the screw rod (6) and the knob (8) are in an integrated structure, and a water injection channel (10) is formed in the middle part.

4. The adjustable high pressure manifold water pressure test fixture of claim 1, wherein: The bottom of the two clamping plates (2) is provided with a sliding block (11), the sliding block (11) is slidingly connected in the slide (12) formed in the platform surface of the test platform (1); further comprising a lead screw (14), the lead screw (14) penetrates through the lower end of the two clamping plates (2), one end of the lead screw (14) is connected with a hand wheel (13), and the lead screw (14) is provided with a positive and negative thread.

5. The adjustable high-pressure manifold water pressure testing fixture as described in claim 1, characterized in that: The bottom of the test platform (1) is provided with support legs (15) at four corners.

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