Testing device for hydrostatic pressure of composite material

Abstract

The invention relates to the technical field of composite material hydrostatic pressure testing, and discloses a composite material hydrostatic pressure testing device which comprises a bottom frame and an operation table fixedly connected to the inner side face of the bottom frame. The four supporting legs are fixedly connected to the bottom surface of the bottom frame; the L-shaped plate is fixedly connected to the top surface of the bottom frame; three through holes are formed in the top face of the operation table in a penetrating mode. An identification mechanism is arranged in the bottom frame, and a testing mechanism is arranged on the inner side of the L-shaped plate. The friction force between the glass cylinder and the placing groove is increased through an identification mechanism and a connecting assembly by using an anti-skid pad, the glass cylinder is conveniently and stably placed, and an adjusting assembly drives a supporting plate to move upwards by using a threaded sleeve, so that the glass cylinder moves upwards to the position below a through hole, and water in the through hole is conveniently dripped into the glass cylinder; meanwhile, whether water drops seep or not is judged by judging whether anhydrous cupric sulfate in the glass cylinder changes color or not, so that a tester can observe conveniently, and the accuracy of a hydrostatic pressure test result of the composite material by the device is improved.

Description

Technical Field

[0001] The invention relates to the technical field of composite material hydrostatic pressure testing, in particular to a composite material hydrostatic pressure testing device. Background Art

[0002] Composite materials are new materials formed by combining two or more materials with different properties through physical or chemical methods. These materials complement each other in performance, producing a synergistic effect, making the overall performance of the composite material better than the original component materials.

[0003] According to a composite material hydrostatic pressure testing device published by China Patent, the publication number is CN216791880U, comprising an air inlet assembly, a liquid inlet assembly, a pressure gauge, a connecting piece, an observation chamber connected to the bottom of the connecting piece, and a composite material fixing assembly connected to the bottom of the observation chamber; wherein the connecting piece is provided with an air inlet and a liquid inlet, the air inlet assembly is connected to the connecting piece through the air inlet, and the liquid inlet assembly is connected to the connecting piece through the liquid inlet; the observation chamber is made of transparent material; The device records the pressure value when small water droplets penetrate the surface of the composite material or the liquid level drops, and obtains the test result. However, the existing device still has the following problems: it is difficult to observe the small water droplets penetrating the surface of the composite material with the naked eye, and the test result cannot be judged in time, resulting in errors in the test result of the hydrostatic pressure of the composite material. Therefore, a test device for the hydrostatic pressure of the composite material is proposed. Summary of the invention

[0004] The object of the present invention is to provide a composite material hydrostatic pressure testing device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a composite material hydrostatic pressure testing device, comprising a bottom frame, and an operating table fixedly connected to the inner side of the bottom frame; Four supporting legs fixedly connected to the bottom surface of the bottom frame; and an L-shaped plate fixedly connected to the top surface of the bottom frame; The top surface of the operating table is provided with three through holes; An identification mechanism is provided inside the bottom frame, and a testing mechanism is provided inside the L-shaped plate; The identification mechanism includes an adjustment component and a connection component; The connecting component is located inside the adjusting component; The testing mechanism comprises a testing assembly and a clamping assembly; The test assembly is located inside the clamping assembly.

[0006] The top end surface of the first threaded rod and the surface of the rotating shaft are fixedly provided with a bevel gear, and the two bevel gears are meshed with each other. The top end surface of the first threaded rod passes through the bottom surface of the bottom frame and extends to the inside of the bottom frame. The surface of the first threaded rod is rotatably connected to the inner wall of the bottom frame through a bearing seat. The upper end surface of the first threaded rod is threadedly provided with a threaded sleeve, and the top end surface of the threaded sleeve is fixedly connected to the bottom surface of the support plate. The bottom surface of the support plate is fixedly connected to a sliding rod, and the bottom end surface of the sliding rod slides through the bottom surface of the bottom frame and extends to the bottom of the bottom frame, and the sliding rod is used to limit the support plate and the threaded sleeve.

[0007] Preferably, two sliding rods are provided and are symmetrically arranged on the front and rear sides of the first threaded rod. Anhydrous copper sulfate is placed in the glass cylinder, and anhydrous copper sulfate is used to detect whether water seepage occurs.

[0008] Preferably, a cleaning tube is provided under the support plate, the left end face of the cleaning tube is fixedly passed through the left side face inside the bottom frame and extends to the left side of the bottom frame, a first valve is provided inside the cleaning tube, a baffle is hingedly provided on the front face of the bottom frame, the baffle is provided as a visible glass baffle, and the cleaning tube can be used to discharge water seeping out of the bottom frame.

[0009] Preferably, the connecting component includes an anti-slip pad, the bottom surface of the anti-slip pad is fixedly connected to the bottom surface inside the placement groove, the bottom surface of the glass tube is in contact with the top surface of the anti-slip pad, a sponge ring is fixedly connected to the inner side of the placement groove, the side surface of the sponge ring is extrusion-connected to the surface of the glass tube, the top surface of the support plate is fixedly connected to a sealing ring plate, the surface of the glass tube is sealingly connected to the surface of the sealing ring plate, and the sealing ring plate is used to prevent the infiltrated water from falling into the placement groove.

[0010] Preferably, the clamping assembly includes a test seat, the bottom surface of the test seat is fixedly connected to the top surface of the operating table, a waterproof cover is arranged above the test seat, a sealing ring and a pressure ring plate are arranged on the inner side of the waterproof cover, the pressure ring plate and the side of the sealing ring are fixedly connected to the inner side of the waterproof cover, the pressure ring plate is located above the sealing ring, the top surface of the L-shaped plate is fixedly connected to a support frame, a double-headed motor is arranged on the inner side of the support frame, the bottom surface of the double-headed motor is fixedly connected to the top surface of the L-shaped plate, a worm is fixedly connected to the end surface of the output rod of the double-headed motor, the end surface of the worm passes through the inner side surface of the support frame and extends to the outer side of the support frame, and the surface of the worm is connected to the inner wall of the support frame through a bearing seat. A rotational connection is provided, wherein a second threaded rod is provided on the front side of the worm, a worm wheel is fixedly sleeved on the surface of the second threaded rod, the surface of the worm is meshed with the side surface of the worm wheel, a slide plate is provided above the waterproof cover, the bottom end surface of the second threaded rod passes through the top surface of the L-shaped plate and the top surface of the slide plate and extends to the bottom of the slide plate, the surface of the second threaded rod is rotationally connected to the inner side surface of the L-shaped plate through a bearing seat, the surface of the second threaded rod is threadedly connected to the inner wall of the slide plate, the rear side surface of the slide plate is slidingly connected to the inner side surface of the L-shaped plate, a connecting rod is fixedly connected to the bottom surface of the slide plate, and the bottom surface of the connecting rod is fixedly connected to the top surface of the waterproof cover, and sealing is used to prevent water from leaking from the side surface of the waterproof cover test seat.

[0011] Preferably, the test assembly includes a high-pressure water pump, the bottom surface of the high-pressure water pump is fixedly connected to the top surface of the L-shaped plate, the front end surface of the water outlet pipe of the high-pressure water pump is fixedly connected to the water inlet pipe, and an air inlet pipe is arranged on the left side of the water inlet pipe. The bottom end surfaces of the water inlet pipe and the bottom end surfaces of the air inlet pipe are fixedly penetrated through the top surface of the L-shaped plate and the top surface of the waterproof cover and extend to the inside of the waterproof cover. A pressure gauge is arranged on the inside of the air inlet pipe, and the pressure gauge is used to facilitate observation of the pressure in the air inlet pipe.

[0012] Preferably, the water inlet pipe and the air inlet pipe are both configured as retractable hoses, a drain pipe is provided above the pressure ring plate, the left end face of the drain pipe is fixedly passed through the left side face inside the waterproof cover and extends to the left side of the waterproof cover, a second valve is provided inside the drain pipe, and the drain pipe is convenient for discharging used water.

[0013] Compared with the prior art, the present invention has the following beneficial effects: The composite material hydrostatic pressure testing device uses an identification mechanism, a connecting component uses an anti-skid pad to increase the friction between the glass tube and the placement groove, which is convenient for the stable placement of the glass tube, and an adjustment component uses a threaded sleeve to drive the support plate to move upward, so that the glass tube moves upward to the bottom of the through hole, which is convenient for water in the through hole to drip into the glass tube. At the same time, whether anhydrous copper sulfate in the glass tube changes color is used to judge whether water drops have seeped out, which is convenient for test personnel to observe, thereby improving the accuracy of the composite material hydrostatic pressure test result of the device; The composite material hydrostatic pressure testing device has a sealing ring plate, which increases the sealing between the glass cylinder and the placement groove, thereby preventing water from entering the placement groove when there is a lot of water seepage, making it difficult to clean. The composite material hydrostatic pressure test device uses a test mechanism, a test component uses a high-pressure water pump and a water inlet pipe to add water to the composite material surface, the air inlet pipe pressurizes the composite material surface, and a pressure gauge is used to record the pressure value of the test result. The clamping component uses a waterproof cover to move downward so that the pressure ring plate clamps and fixes the composite material on the test seat, thereby preventing the composite material from rolling up and affecting the test result of the composite material hydrostatic pressure test. The composite material hydrostatic pressure testing device comprises a waterproof cover and a sealing ring, wherein the sealing ring increases the sealing effect between the waterproof cover and the test seat, and the waterproof cover can prevent water splashing caused by expansion and cracking of the composite material. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front cutaway perspective view of a first threaded rod of the present invention; Figure 2 It is the overall main stereoscopic diagram of the present invention; Figure 3 It is a front perspective view of the first threaded rod of the present invention; Figure 4 It is a rear side cutaway perspective view of the water inlet pipe of the present invention; Figure 5 It is a left side cutaway perspective view of the second threaded rod of the present invention; Figure 6 For the present invention Figure 1 Enlarged stereogram of area A in the middle; Figure 7 For the present invention Figure 5 Enlarged stereogram of area B in the middle.

[0015] In the figure: operating table 1, bottom frame 2, supporting leg 3, L-shaped plate 4, identification mechanism 5, supporting plate 501, glass tube 502, anti-slip pad 503, sponge ring 504, sealing ring plate 505, fixing plate 506, motor 507, rotating rod 508, first threaded rod 509, bevel gear 510, threaded sleeve 511, sliding rod 512, baffle 513, cleaning pipe 514, testing mechanism 6, testing seat 601, pressure ring plate 602, waterproof cover 603, sealing ring 604, double-headed motor 605, worm 606, supporting frame 607, second threaded rod 608, worm gear 609, slide plate 610, connecting rod 611, air inlet pipe 612, high-pressure water pump 613, pressure gauge 614, water inlet pipe 615, drain pipe 616. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] Example 1: Please refer to Figure 1 - Figure 7 , the present invention provides a technical solution: a test device for hydrostatic pressure of composite materials, comprising a bottom frame 2, an operating table 1 fixedly connected to the inner side of the bottom frame 2; Four supporting legs 3 fixedly connected to the bottom surface of the bottom frame 2; and an L-shaped plate 4 fixedly connected to the top surface of the bottom frame 2; The top surface of the operating table 1 is provided with three through holes; An identification mechanism 5 is provided inside the bottom frame 2, and a testing mechanism 6 is provided inside the L-shaped plate 4; The identification mechanism 5 includes an adjustment component and a connection component; The connecting component is located inside the adjusting component; The adjusting component includes a supporting plate 501, and three placement grooves are formed through the top surface of the supporting plate 501. A glass cylinder 502 is arranged inside the placement groove, and the glass cylinder 502 is located below the through hole. A fixing plate 506 is fixedly connected to the bottom surface of the bottom frame 2, and a motor 507 is fixedly connected to the right side of the fixing plate 506. The left end surface of the output rod of the motor 507 passes through the right side of the fixing plate 506 and extends to the left side of the fixing plate 506. The left end surface of the output rod of the motor 507 is fixedly connected to a rotating rod 508. A first threaded rod 509 is arranged on the left side of the rotating rod 508. The surfaces of the first threaded rod 509 and the rotating rod 508 are fixedly sleeved with bevel gears 510. The two bevel gears 510 are meshed with bevel surfaces. The top end surface of the first threaded rod 509 passes through the bottom surface of the bottom frame 2 and extends to the inside of the bottom frame 2. The surface of the first threaded rod 509 is rotatably connected to the inner wall of the bottom frame 2 through a bearing seat. A threaded sleeve 511 is threadedly sleeved on the upper end surface of the first threaded rod 509, and the top end surface of the threaded sleeve 511 is fixedly connected to the bottom surface of the support plate 501, and a sliding rod 512 is fixedly connected to the bottom surface of the support plate 501. The bottom end surface of the sliding rod 512 slides through the inner bottom surface of the bottom frame 2 and extends to the bottom of the bottom frame 2. Through the identification mechanism 5, the connecting component uses the anti-slip pad 503 to increase the friction between the glass tube 502 and the placement groove, which is convenient for the stable placement of the glass tube 502. The adjustment component uses the threaded sleeve 511 to drive the support plate 501 to move upward, so that the glass tube 502 moves upward to the bottom of the through hole, which is convenient for water in the through hole to drip into the glass tube 502. At the same time, whether the anhydrous copper sulfate in the glass tube 502 changes color is used to judge whether there is water droplet seepage, which is convenient for the test personnel to observe and improve the accuracy of the hydrostatic pressure test results of the composite material by the device.

[0018] Two slide bars 512 are provided and symmetrically arranged at the front and rear sides of the first threaded rod 509. Anhydrous copper sulfate is placed in the glass tube 502. Water drops fall into the glass tube 502 through the through hole. The anhydrous copper sulfate changes from white to blue when it meets water, so as to judge whether the composite material is water-permeable.

[0019] A cleaning tube 514 is arranged below the support plate 501. The left end face of the cleaning tube 514 is fixedly passed through the left side face inside the bottom frame 2 and extends to the left side of the bottom frame 2. A first valve is arranged inside the cleaning tube 514. A baffle 513 is hingedly arranged on the front face of the bottom frame 2. The baffle 513 is arranged as a visible glass baffle. The glass baffle 513 is used to facilitate observation of the color change of anhydrous copper sulfate in the glass tube 502.

[0020] The connecting component includes an anti-skid pad 503, the bottom surface of the anti-skid pad 503 is fixedly connected to the bottom surface of the placement groove, the bottom surface of the glass tube 502 is in contact with the top surface of the anti-skid pad 503, a sponge ring 504 is fixedly connected to the inner side of the placement groove, the side of the sponge ring 504 is squeezed and connected to the surface of the glass tube 502, and a sealing ring plate 505 is fixedly connected to the top surface of the support plate 501. The surface of the glass tube 502 is sealed with the surface of the sealing ring plate 505. The sealing ring plate 505 increases the sealing between the glass tube 502 and the placement groove through the sealing ring plate 505 to prevent water from entering the placement groove when there is a lot of water seepage, making it difficult to clean.

[0021] Embodiment 2: Based on Embodiment 1, a preferred embodiment of a composite material hydrostatic pressure testing device provided by the present invention is as follows: Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 7 As shown: the testing mechanism 6 includes a testing component and a clamping component; The test assembly is located inside the clamping assembly; The clamping assembly includes a test seat 601, the bottom surface of the test seat 601 is fixedly connected to the top surface of the operating table 1, a waterproof cover 603 is arranged above the test seat 601, a sealing ring 604 and a pressure ring plate 602 are arranged on the inner side of the waterproof cover 603, the pressure ring plate 602 and the side of the sealing ring 604 are fixedly connected to the inner side of the waterproof cover 603, the pressure ring plate 602 is located above the sealing ring 604, the top surface of the L-shaped plate 4 is fixedly connected to a support frame 607, the inner side of the support frame 607 is provided with a double-headed motor 605, the bottom surface of the double-headed motor 605 is fixedly connected to the top surface of the L-shaped plate 4, the end surface of the output rod of the double-headed motor 605 is fixedly connected to a worm 606, the end surface of the worm 606 passes through the inner side surface of the support frame 607 and extends to the outer side of the support frame 607, the surface of the worm 606 is rotatably connected to the inner wall of the support frame 607 through a bearing seat, and a second threaded rod is arranged on the front side of the worm 606 608, a worm gear 609 is fixedly sleeved on the surface of the second threaded rod 608, the surface of the worm 606 is meshed with the side of the worm gear 609, a slide plate 610 is arranged above the waterproof cover 603, the bottom end surface of the second threaded rod 608 passes through the top surface of the L-shaped plate 4 and the top surface of the slide plate 610 and extends to the bottom of the slide plate 610, the surface of the second threaded rod 608 is rotatably connected to the inner side surface of the L-shaped plate 4 through a bearing seat, the surface of the second threaded rod 608 is threadedly connected to the inner wall of the slide plate 610, the rear side surface of the slide plate 610 is slidably connected to the inner side surface of the L-shaped plate 4, the bottom surface of the slide plate 610 is fixedly connected to a connecting rod 611, and the bottom surface of the connecting rod 611 is fixedly connected to the top surface of the waterproof cover 603, through the waterproof cover 603 and the sealing ring 604, the sealing ring 604 increases the sealing effect between the waterproof cover 603 and the test seat 601, and the waterproof cover 603 can prevent water splashing caused by the expansion and cracking of the composite material.

[0022] The test assembly includes a high-pressure water pump 613, the bottom surface of the high-pressure water pump 613 is fixedly connected to the top surface of the L-shaped plate 4, the front end surface of the water outlet pipe of the high-pressure water pump 613 is fixedly connected to the water inlet pipe 615, and the air inlet pipe 612 is arranged on the left side of the water inlet pipe 615. The bottom end surface of the water inlet pipe 615 and the bottom end surface of the air inlet pipe 612 are fixedly penetrated through the top surface of the L-shaped plate 4 and the top surface of the waterproof cover 603 to extend to the inside of the waterproof cover 603, and a pressure gauge 614 is arranged on the inside of the air inlet pipe 612. Through the test mechanism 6, the test assembly uses the high-pressure water pump 613 and the water inlet pipe 615 to add water to the surface of the composite material, and the air inlet pipe 612 pressurizes the surface of the composite material, and the pressure value of the test result is recorded by the pressure gauge 614. The clamping assembly moves downward using the waterproof cover 603, so that the pressure ring plate 602 clamps the composite material and fixes it on the test seat 601, so as to prevent the composite material from rolling up and affecting the test result of the hydrostatic pressure test of the composite material.

[0023] The water inlet pipe 615 and the air inlet pipe 612 are both configured as retractable hoses. A drain pipe 616 is provided above the pressure ring plate 602 . The left end face of the drain pipe 616 is fixedly passed through the left side face inside the waterproof cover 603 and extends to the left side of the waterproof cover 603 . A second valve is provided inside the drain pipe 616 .

[0024] When in use, the baffle 513 is opened, the glass tube 502 is placed in the placement groove, and anhydrous copper sulfate is placed in the glass tube 502, and the motor 507 is turned on. The output rod of the motor 507 drives the connected rotating rod 508 to rotate, so that the rotating rod 508 drives the connected bevel gear 510 to rotate, and the first threaded rod 509 is rotated through the meshing transmission of the two bevel gears 510, and the first threaded rod 509 drives the threaded sleeve 511 to move upward, so that the support plate 501 moves upward and drives the glass tube 502 to move upward to the bottom of the through hole; Place the composite material on the test seat 601, turn on the double-head motor 605, so that the two worms 606 rotate in the same direction, the worm 606 drives the worm wheel 609 to rotate, so that the second threaded rod 608 rotates, the second threaded rod 608 drives the slide plate 610 to move downward, and then the connecting rod 611 drives the waterproof cover 603 to move downward, the sealing ring 604 increases the sealing effect between the waterproof cover 603 and the test seat 601, and the waterproof cover 603 drives the pressure ring plate 602 to move downward to fix the composite material; water is passed into the water inlet pipe 615 through the high-pressure water pump 613, and then After adding an appropriate amount of water, ventilate the interior of the waterproof cover 603 through the air inlet pipe 612, observe and record the reading of the pressure gauge 614, and observe whether the anhydrous copper sulfate in the glass tube 502 changes color. When the composite material seeps water, water drops fall into the glass tube 502 through the through hole, and the anhydrous copper sulfate turns from white to blue when it comes into contact with water, thereby judging whether the composite material seeps water. When the anhydrous copper sulfate in the three glass tubes 502 changes color, it means that water seepage has occurred in three places. Record the value of the pressure gauge 614 in time, which is the pressure result at the end of the experiment; after the test, open the second valve and the first valve to drain the water.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite material hydrostatic pressure testing device, comprising a bottom frame (2), and an operating table (1) fixedly connected to the inner side of the bottom frame (2); Four supporting legs (3) fixedly connected to the bottom surface of the bottom frame (2); and an L-shaped plate (4) fixedly connected to the top surface of the bottom frame (2); Features: The top surface of the operating table (1) is provided with three through holes; An identification mechanism (5) is provided inside the bottom frame (2), and a testing mechanism (6) is provided inside the L-shaped plate (4); The identification mechanism (5) comprises an adjustment component and a connection component; The connecting component is located inside the adjusting component; The testing mechanism (6) comprises a testing component and a clamping component; The test assembly is located inside the clamping assembly.

2. A composite material hydrostatic pressure testing device according to claim 1, characterized in that: The adjustment component comprises a support plate (501), the top surface of the support plate (501) is provided with three placement grooves, a glass tube (502) is arranged inside the placement groove, the glass tube (502) is located below the through hole, the bottom surface of the bottom frame (2) is fixedly connected to a fixing plate (506), the right side surface of the fixing plate (506) is fixedly connected to a motor (507), the left end surface of an output rod of the motor (507) passes through the right side surface of the fixing plate (506) and extends to the left side of the fixing plate (506), the left end surface of the output rod of the motor (507) is fixedly connected to a rotating rod (508), the left side of the rotating rod (508) is provided with a first threaded rod (509), and the first threaded rod (509) has a The first threaded rod (509) and the rotating rod (508) are both fixedly sleeved with bevel gears (510), the two bevel gears (510) are meshed with each other at an angle, the top end surface of the first threaded rod (509) passes through the bottom surface of the bottom frame (2) and extends to the inside of the bottom frame (2), the surface of the first threaded rod (509) is rotatably connected to the inner wall of the bottom frame (2) through a bearing seat, the upper end surface of the first threaded rod (509) is threadedly sleeved with a threaded sleeve (511), the top end surface of the threaded sleeve (511) is fixedly connected to the bottom surface of the support plate (501), the bottom surface of the support plate (501) is fixedly connected with a sliding rod (512), the bottom end surface of the sliding rod (512) slides through the inner bottom surface of the bottom frame (2) and extends to the bottom of the bottom frame (2).

3. A composite material hydrostatic pressure testing device according to claim 2, characterized in that: Two sliding rods (512) are provided and are symmetrically arranged on the front and rear sides of the first threaded rod (509). Anhydrous copper sulfate is placed in the glass cylinder (502).

4. A composite material hydrostatic pressure testing device according to claim 2, characterized in that: A cleaning pipe (514) is arranged below the support plate (501); the left end face of the cleaning pipe (514) is fixedly passed through the left side face inside the bottom frame (2) and extends to the left side of the bottom frame (2); a first valve is arranged inside the cleaning pipe (514); a baffle (513) is hingedly connected to the front face of the bottom frame (2); the baffle (513) is arranged as a visible glass baffle.

5. The composite material hydrostatic pressure testing device according to claim 2, characterized in that: The connection assembly comprises an anti-skid pad (503), the bottom surface of the anti-skid pad (503) is fixedly connected to the bottom surface of the interior of the placement groove, the bottom surface of the glass cylinder (502) contacts the top surface of the anti-skid pad (503), a sponge ring (504) is fixedly connected to the side surface of the interior of the placement groove, the side surface of the sponge ring (504) is extruded and connected to the surface of the glass cylinder (502), the top surface of the support plate (501) is fixedly connected to a sealing ring plate (505), and the surface of the glass cylinder (502) is sealingly connected to the surface of the sealing ring plate (505).

6. The composite material hydrostatic pressure testing device according to claim 1, characterized in that: The clamping assembly comprises a test seat (601), the bottom surface of the test seat (601) is fixedly connected to the top surface of the operating table (1), a waterproof cover (603) is arranged above the test seat (601), a sealing ring (604) and a pressure ring plate (602) are arranged inside the waterproof cover (603), the side surfaces of the pressure ring plate (602) and the sealing ring (604) are fixedly connected to the inner side surfaces of the waterproof cover (603), and the pressure ring plate (602) is located on the sealing ring (60 4), the top surface of the L-shaped plate (4) is fixedly connected to a support frame (607), a double-headed motor (605) is arranged on the inner side of the support frame (607), the bottom surface of the double-headed motor (605) is fixedly connected to the top surface of the L-shaped plate (4), the end surface of the output rod of the double-headed motor (605) is fixedly connected to a worm (606), the end surface of the worm (606) passes through the inner side surface of the support frame (607) and extends to the outer side of the support frame (607), the worm (606) The surface is rotatably connected to the inner wall of the support frame (607) through a bearing seat, a second threaded rod (608) is provided on the front side of the worm (606), a worm wheel (609) is fixedly sleeved on the surface of the second threaded rod (608), the surface of the worm (606) is meshed with the side of the worm wheel (609), a slide plate (610) is provided above the waterproof cover (603), the bottom end surface of the second threaded rod (608) passes through the top surface of the L-shaped plate (4) and the top surface of the slide plate (610) and extends to the bottom of the slide plate (610), the surface of the second threaded rod (608) is rotatably connected to the inner side surface of the L-shaped plate (4) through the bearing seat, the surface of the second threaded rod (608) is threadedly connected to the inner wall of the slide plate (610), the rear side surface of the slide plate (610) is slidably connected to the inner side surface of the L-shaped plate (4), the bottom surface of the slide plate (610) is fixedly connected to a connecting rod (611), and the bottom surface of the connecting rod (611) is fixedly connected to the top surface of the waterproof cover (603).

7. A composite material hydrostatic pressure testing device according to claim 6, characterized in that: The test assembly comprises a high-pressure water pump (613), the bottom surface of the high-pressure water pump (613) being fixedly connected to the top surface of the L-shaped plate (4), the front end surface of the water outlet pipe of the high-pressure water pump (613) being fixedly connected to a water inlet pipe (615), an air inlet pipe (612) being arranged on the left side of the water inlet pipe (615), the bottom end surface of the water inlet pipe (615) and the bottom end surface of the air inlet pipe (612) both being fixedly passed through the top surface of the L-shaped plate (4) and the top surface of the waterproof cover (603) and extending to the inside of the waterproof cover (603), and a pressure gauge (614) being arranged on the inside of the air inlet pipe (612).

8. The composite material hydrostatic pressure testing device according to claim 7, characterized in that: The water inlet pipe (615) and the air inlet pipe (612) are both configured as retractable hoses. A drainage pipe (616) is provided above the pressure ring plate (602). The left end face of the drainage pipe (616) is fixedly passed through the left side face inside the waterproof cover (603) and extends to the left side of the waterproof cover (603). A second valve is provided inside the drainage pipe (616).

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