Pressure testing equipment based on hydraulic oil cylinder

Abstract

The utility model belongs to the technical field of pressure testing, and particularly relates to pressure testing equipment based on a hydraulic oil cylinder, which comprises a base. The device comprises a base, a supporting frame, a supporting column, a fixing frame, a hydraulic oil cylinder, a testing head, a clamping plate, a sliding plate and a clamping block, the supporting frame is fixedly connected to the top of the base, the supporting column is fixedly connected to the bottom of the supporting frame, the bottom of the supporting column is fixedly connected with the top of the base, the fixing frame is fixedly connected to the rear side of the base, and the hydraulic oil cylinder penetrates through the fixing frame. The hydraulic oil cylinder is fixedly connected to the top of the supporting frame, the testing head is fixedly connected to the bottom of the hydraulic oil cylinder, the number of the clamping plates is two, the number of the sliding plates is two, the number of the clamping blocks is four, and the two clamping plates are symmetrically connected to the top of the supporting frame in a sliding mode. The article is kept stable during testing, the problem that the testing result is affected is avoided, and good practicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure test technical field especially relates to a pressure test equipment based on hydraulic oil cylinder. BACKGROUND

[0002] Hydraulic cylinder is the hydraulic energy conversion mechanical energy, do linear reciprocating motion (or swing motion) hydraulic actuator. It is simple in structure, reliable in operation. When it is used to realize reciprocating motion, the speed reducer can be dispensed with, and there is no transmission gap, and the movement is stable, so it is widely used in various mechanical hydraulic systems. The output force of hydraulic cylinder is proportional to the effective area of piston and the pressure difference on both sides; hydraulic cylinder is basically composed of cylinder and cylinder cover, piston and piston rod, sealing device, buffer device and exhaust device. The buffer device and exhaust device are determined according to the specific application, and the other devices are essential.

[0003] The pressure test equipment based on hydraulic oil cylinder in the prior art is prone to deviation or shaking after the test object bears the pressure of the hydraulic oil cylinder in actual use, which affects the test effect and is inconvenient to use. Therefore, the pressure test equipment based on hydraulic oil cylinder is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a pressure test equipment based on hydraulic oil cylinder, which is used to solve the problem that the test object is prone to deviation or shaking after bearing the pressure of the hydraulic oil cylinder in actual use, which affects the test effect and is inconvenient to use.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A pressure test equipment based on hydraulic oil cylinder, comprising

[0007] Base;

[0008] Support frame, support column, fixed frame, hydraulic oil cylinder, test head, clamping plate, sliding plate and clamping block, the support frame is fixedly connected at the top of the base, the support column is fixedly connected at the bottom of the support frame, and the bottom of the support column is fixedly connected with the top of the base, the fixed frame is fixedly connected at the rear side of the base, the hydraulic oil cylinder penetrates the fixed frame, the test head is fixedly connected at the bottom of the hydraulic oil cylinder, the number of clamping plates and sliding plates is two, and the number of clamping blocks is four, two clamping plates are symmetrically connected at the top of the support frame, the bottom of the two clamping plates penetrates the support frame, two sliding plates are fixedly connected at the bottom of the corresponding clamping plate, four clamping blocks are symmetrically connected at one side of the corresponding sliding plate, the bottom of the support frame is symmetrically provided with clamping grooves, and the number of clamping grooves is four, and the four clamping blocks are engaged with the corresponding clamping grooves.

[0009] The moving mechanism is connected with the clamping block, and is used for driving the clamping block to move to fix the clamping plate.

[0010] As a preferred scheme of the utility model, the moving mechanism comprises two push plates, two push rods, two connecting plates and two lifting plates.

[0011] The two push plates are slidably connected to one side of the corresponding slide plates, the two push rods are rotatably connected to one side of the corresponding push plates, the two lifting plates are slidably connected to one side of the corresponding slide plates, the top of the two lifting plates is fixedly connected to the bottom of the corresponding clamping block, the two connecting plates are fixedly connected to the bottom of the corresponding lifting plates, and one side of the two connecting plates is rotatably connected to one side of the corresponding push rod.

[0012] As a preferred scheme of the utility model, the support frame is a hollow structure, the inner wall of the support frame is symmetrically provided with slide holes, the number of the slide holes is two, and the inner wall of the two slide holes is slidably connected to the outer wall of the corresponding clamping plate.

[0013] As a preferred scheme of the utility model, one side of the two slide plates is symmetrically fixedly connected with a fixing frame, the number of the fixing frame is four, and one side of the four fixing frames is slidably connected to the outer wall of the corresponding lifting plate.

[0014] As a preferred scheme of the utility model, the top of the four fixing frames is fixedly connected with a spring, and the top of the four springs is fixedly connected to the bottom of the corresponding lifting plate.

[0015] As a preferred scheme of the utility model, one side of the two slide plates is provided with a sliding groove, the number of the sliding groove is two, one side of the two push plates is fixedly connected with a sliding block, the number of the sliding block is two, and the outer wall of the two sliding blocks is slidably connected to the inner wall of the corresponding sliding groove.

[0016] Beneficial effects:

[0017] 1. The hydraulic oil cylinder is used for conveniently driving the test head to move, so that pressure test is carried out, the slide plate is used for conveniently driving the clamping plate to move to fix the test object, the moving mechanism is used for conveniently driving the clamping block to move, and the clamping block is used for conveniently fixing the clamping plate.

[0018] 2. When the push plate moves, the push rod is pushed, at this time, the push rod moves to push the connecting plate to move downward, the connecting plate moves to drive the lifting plate to move downward, and the lifting plate moves to drive the clamping block to move downward, at this time, the clamping block moves to be separated from the clamping groove, so that the clamping plate is unlocked.

[0019] In the utility model, the clamping plate is fixed or unlocked through a simple structure, the test object is fixed through the clamping plate, the object is kept stable during test, the problem that the test result is affected is avoided, and good practicability is achieved.BRIEF DESCRIPTION OF DRAWINGS BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a perspective view of the utility model;

[0021] Figure 2 is a perspective view of the utility model's support frame, support column and clamping plate;

[0022] Figure 3 is a partial perspective view of the utility model;

[0023] Figure 4 is a partial perspective view of the utility model.

[0024] In the drawing: 1, base; 2, support frame; 3, support column; 4, fixed frame; 5, hydraulic oil cylinder; 6, test head; 7, clamping plate; 8, sliding plate; 9, push plate; 10, push rod; 11, connecting plate; 12, lifting plate; 13, fixed frame; 14, spring; 15, clamping block. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0026] EMBODIMENT

[0027] WITH REFERENCE Figures 1-4 A pressure test equipment based on hydraulic oil cylinder, comprising

[0028] Base 1;

[0029] Support frame 2, support column 3, fixed frame 4, hydraulic oil cylinder 5, test head 6, clamping plate 7, sliding plate 8 and clamping block 15, support frame 2 is fixedly connected at the top of base 1, support column 3 is fixedly connected at the bottom of support frame 2, and the bottom of support column 3 is fixedly connected with the top of base 1, fixed frame 4 is fixedly connected at the rear side of base 1, hydraulic oil cylinder 5 penetrates fixed frame 4, test head 6 is fixedly connected at the bottom of hydraulic oil cylinder 5, the number of clamping plate 7 and sliding plate 8 is two, and the number of clamping block 15 is four, two clamping plates 7 are symmetrically slidably connected at the top of support frame 2, the bottom of two clamping plates 7 penetrates support frame 2, two sliding plates 8 are fixedly connected at the bottom of corresponding clamping plate 7, four clamping blocks 15 are symmetrically slidably connected at one side of corresponding sliding plate 8, and the bottom of support frame 2 is symmetrically provided with clamping grooves, and the number of clamping grooves is four, four clamping blocks 15 are engaged with corresponding clamping grooves;

[0030] Moving mechanism, moving mechanism is connected with clamping block 15, and moving mechanism is used to drive clamping block 15 to move and fix clamping plate 7.

[0031] Through the above mechanism: through the hydraulic cylinder 5, the test head 6 is conveniently driven to move, so that the pressure test is carried out, through the sliding plate 8, the clamping plate 7 is conveniently driven to move to fix the test article, through the moving mechanism, the clamping plate 7 is conveniently fixed through the clamping block 15.

[0032] As a preferred scheme of the utility model, the moving mechanism comprises two push plates 9, two push rods 10, two connecting plates 11 and two lifting plates 12.

[0033] The two push plates 9 are slidably connected to one side of the corresponding sliding plate 8, the two push rods 10 are rotatably connected to one side of the corresponding push plate 9, the two lifting plates 12 are slidably connected to one side of the corresponding sliding plate 8, the top of the two lifting plates 12 is fixedly connected to the bottom of the corresponding clamping block 15, the two connecting plates 11 are fixedly connected to the bottom of the corresponding lifting plate 12, one side of the two connecting plates 11 is rotatably connected to one side of the corresponding push rod 10, the push plate 9 is pushed when moving, at this time, the push rod 10 is pushed to move, the connecting plate 11 is driven to move downward, and the lifting plate 12 is driven to move downward when the connecting plate 11 moves, and the clamping block 15 is driven to move downward when the lifting plate 12 moves, at this time, the clamping block 15 is moved to be in contact with the clamping groove, so that the clamping plate 7 is unlocked.

[0034] As a preferred scheme of the utility model, the support frame 2 is a hollow structure, the inner wall of the support frame 2 is symmetrically provided with sliding holes, the number of the sliding holes is two, the inner walls of the two sliding holes are slidably connected to the outer walls of the corresponding clamping plates 7, and the sliding holes are convenient for limiting the clamping plates 7, so that the clamping plates 7 can only slide left and right.

[0035] As a preferred scheme of the utility model, one side of the two sliding plates 8 is symmetrically fixedly connected with the fixed frames 13, the number of the fixed frames 13 is four, and one side of the four fixed frames 13 is slidably connected to the outer wall of the corresponding lifting plate 12.

[0036] As a preferred scheme of the utility model, the top of the four fixed frames 13 is fixedly connected with the springs 14, the top of the four springs 14 is fixedly connected to the bottom of the corresponding lifting plate 12, the lifting plate 12 is conveniently pushed upward through the elastic force of the spring 14, so as to drive the clamping block 15 to be clamped with the clamping groove.

[0037] As a preferred scheme of the utility model, one side of the two sliding plates 8 is provided with a sliding groove, the number of the sliding groove is two, one side of the two push plates 9 is fixedly connected with the sliding blocks, the number of the sliding blocks is two, and the outer walls of the two sliding blocks are slidably connected to the inner walls of the corresponding sliding grooves, the push plate 9 is conveniently limited through the cooperation of the sliding block and the sliding groove, so that the push plate 9 can only slide on the side surface of the sliding plate 8.

[0038] It needs to be explained that: the specific use of which type of hydraulic oil cylinder 5, the relevant technical personnel skilled in the art to choose, and the above about hydraulic oil cylinder 5 etc. All belong to the prior art, the scheme is not described.

[0039] The working principle of the utility model is: when it is necessary to test the pressure in actual use, the article to be tested is placed on the top of the supporting frame 2, and then the corresponding clamping groove is opened at the bottom of the supporting frame 2 according to the use requirement, at this time, the push plate 9 is pushed to move backward, when the push plate 9 moves, the push rod 10 is pushed, at this time, the movement of the push rod 10 pushes the connecting plate 11 to move downward, when the connecting plate 11 moves, the lifting plate 12 is driven to move downward, when the lifting plate 12 moves, the inner wall of the fixed frame 13 is slid, the lifting plate 12 is limited by the fixed frame 13, so that the lifting plate 12 moves stably and vertically, when the lifting plate 12 moves, the spring 14 is compressed, at the same time, the movement of the lifting plate 12 drives the clamping block 15 to move downward, at this time, the movement of the clamping block 15 is out of contact with the clamping groove, so that the clamping plate 7 is unlocked, at this time, the sliding plate 8 can be pushed to move horizontally, the movement of the sliding plate 8 drives the clamping plate 7 to move horizontally, the article is clamped and fixed by the clamping plate 7, at this time, the push plate 9 is loosened, the spring 14 loses the limitation to push the lifting plate 12 to move upward, the movement of the lifting plate 12 drives the clamping block 15 to move upward and be clamped with the clamping groove to fix the clamping plate 7, so that the article is kept fixed, at this time, the hydraulic oil cylinder 5 can be started, the hydraulic oil cylinder 5 is extended to drive the testing head 6 to move downward, at this time, the bottom of the testing head 6 is in contact with the article, by continuing to start the hydraulic oil cylinder 5, the pressure can be applied, so that the test is carried out.

[0040] The above is only the preferred embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the technical field according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model makes equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A pressure testing device based on a hydraulic cylinder, characterized in that, include Base (1); The system comprises a support frame (2), a support column (3), a fixing frame (4), a hydraulic cylinder (5), a test head (6), a clamping plate (7), a sliding plate (8), and a locking block (15). The support frame (2) is fixedly connected to the top of the base (1), the support column (3) is fixedly connected to the bottom of the support frame (2), and the bottom of the support column (3) is fixedly connected to the top of the base (1). The fixing frame (4) is fixedly connected to the rear side of the base (1). The hydraulic cylinder (5) passes through the fixing frame (4), and the test head (6) is fixedly connected to the hydraulic cylinder. At the bottom of 5), there are two clamping plates (7) and two sliding plates (8), and four locking blocks (15). The two clamping plates (7) are symmetrically slidably connected to the top of the support frame (2). The bottom of the two clamping plates (7) passes through the support frame (2). The two sliding plates (8) are fixedly connected to the bottom of the corresponding clamping plates (7). The four locking blocks (15) are symmetrically slidably connected to one side of the corresponding sliding plates (8). The bottom of the support frame (2) is symmetrically provided with four locking slots. The four locking blocks (15) engage with the corresponding locking slots. The moving mechanism is connected to the card block (15) and is used to move the card block (15) to fix the clamping plate (7).

2. The pressure testing device based on a hydraulic cylinder according to claim 1, characterized in that, The moving mechanism includes: two push plates (9), two push rods (10), two connecting plates (11) and two lifting plates (12); Two push plates (9) are slidably connected to one side of the corresponding slide plate (8), two push rods (10) are rotatably connected to one side of the corresponding push plate (9), two lifting plates (12) are slidably connected to one side of the corresponding slide plate (8), the top of the two lifting plates (12) is fixedly connected to the bottom of the corresponding locking block (15), two connecting plates (11) are fixedly connected to the bottom of the corresponding lifting plate (12), and one side of the two connecting plates (11) is rotatably connected to one side of the corresponding push rod (10).

3. The pressure testing device based on a hydraulic cylinder according to claim 1, characterized in that, The support frame (2) is a hollow structure. The inner wall of the support frame (2) is symmetrically provided with two sliding holes. The inner walls of the two sliding holes are slidably connected to the outer walls of the corresponding clamps (7).

4. The pressure testing device based on a hydraulic cylinder according to claim 1, characterized in that, Each of the two slides (8) has a fixed frame (13) symmetrically fixed on one side, and there are four fixed frames (13). One side of each of the four fixed frames (13) is slidably connected to the outer wall of the corresponding lifting plate (12).

5. A pressure testing device based on a hydraulic cylinder according to claim 4, characterized in that, The top of each of the four fixed frames (13) is fixedly connected to a spring (14), and the top of each of the four springs (14) is fixedly connected to the bottom of the corresponding lifting plate (12).

6. A pressure testing device based on a hydraulic cylinder according to claim 1, characterized in that, Two slides (8) have two grooves on one side, and two sliders are fixedly connected to one side of each of the two push plates (9). The outer walls of the two sliders are slidably connected to the inner walls of the corresponding grooves.

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