Novel electro-hydraulic control main valve testing device

Abstract

The utility model relates to the field of testing devices, and discloses a novel electro-hydraulic control main valve testing device which comprises a supporting plate, a supporting frame is fixedly connected to the upper surface of the supporting plate, an electric control valve is inserted into the inner wall of the supporting frame, a testing mechanism is arranged on the upper surface of the supporting plate, and the testing mechanism comprises a positioning assembly and a testing assembly. The positioning assembly comprises a sliding plate, the sliding plate slides on the upper surface of the supporting plate, the front surface of the sliding plate penetrates through and is slidably connected with a sliding block, the front surface of the sliding block is fixedly connected with a clamping plate, the rear surface of the sliding block is fixedly connected with a reset spring, and the rear surface of the reset spring is fixedly connected with a supporting block. According to the utility model, through the arrangement of the positioning assembly, during testing, the sliding plate can be pushed to drive the electric control valve to be tightly attached to the supporting frame, and meanwhile, the clamping plate can move inwards under the extrusion of the supporting frame, so that the front-back position of the electric control valve can be determined.

Description

TECHNICAL FIELD

[0001] The utility model relates to test device field especially relates to a novel electro -hydraulic control main valve test device. BACKGROUND

[0002] The electro -hydraulic control main valve is a kind of key equipment widely used in industrial field, especially in the automatic hydraulic control system, for accurately controlling the flow direction, pressure and flow of liquid in hydraulic system, to realize the accurate control of various execution elements, to ensure that it can work normally after installation, after production, its function needs to be tested.

[0003] When performance test is carried out, multiple plugs need to be connected on its surface, then the reversing function of the internal main valve can be tested by electric control, in prior art, test personnel manually realize connection, and the plug of multiple plugs can cause the overall test time to be prolonged, cause test efficiency to be reduced, and it is inconvenient for test personnel, so a novel electro -hydraulic control main valve test device is provided to solve the above problems. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a kind of novel electro -hydraulic control main valve test device, to improve the problem of " in prior art, multiple plugs need to be manually plugged in when the electro -hydraulic control main valve is function tested.

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme: a kind of novel electro -hydraulic control main valve test device, including support plate, the upper surface of the support plate is fixedly connected with support frame, the inner wall of the support frame is inserted with electric control valve, the upper surface of the support plate is provided with test mechanism, the test mechanism includes positioning assembly and test assembly, the positioning assembly includes sliding plate, the sliding plate is slid on the upper surface of support plate, the front surface of the sliding plate is slid and is connected with sliding block, the front surface of the sliding block is fixedly connected with clamping plate, the rear surface of the sliding block is fixedly connected with reset spring, the rear surface of the reset spring is fixedly connected with support block, the support block is fixedly connected in the inner wall of sliding plate, the front surface of the clamping plate is provided with through slot, the test assembly includes adjusting plate, the adjusting plate is slid on the upper surface of support frame, the inner wall of the adjusting plate is installed with connector, the left surface of the connector is inserted in electric control valve, the right surface of the sliding plate is provided with fixed assembly.

[0006] As a further description of the above technical solution:

[0007] The test assembly further includes adjusting bolt, the adjusting bolt is connected and is screwed in the top of adjusting plate, the lower surface of the adjusting bolt is rotatably connected with adjusting pad.

[0008] As a further description of the above technical solutions:

[0009] The front surface of the adjusting plate is penetrated and inserted with a T-shaped bolt, the T-shaped bolt slides on the rear surface of the support frame, and the front end of the T-shaped bolt is threadedly connected with a fastening nut.

[0010] As a further description of the above technical solutions:

[0011] The inner wall of the support frame is provided with a slot, the adjusting plate slides on the inner wall of the slot, and the slot is T-shaped.

[0012] As a further description of the above technical solutions:

[0013] The fixing assembly comprises a receiving box, the left end of the receiving box is fixedly connected to the right surface of the sliding plate, the lower surface of the receiving box is penetrated and slidably connected with a fixing block, the upper surface of the support plate is provided with a fixing groove, and the fixing block is inserted into the inner wall of the fixing groove.

[0014] As a further description of the above technical solutions:

[0015] The upper surface of the fixing block is fixedly connected with a fixing spring, and the upper end of the fixing spring is fixedly connected to the inner wall of the receiving box.

[0016] As a further description of the above technical solutions:

[0017] The right surface of the fixing block is penetrated and slidably connected to the right surface of the receiving box.

[0018] As a further description of the above technical solutions:

[0019] The left surface of the fixing block is provided in an inclined manner close to the bottom end position.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1、The utility model discloses a positioning assembly is arranged, when testing, the sliding plate can be pushed first to drive the electric control valve to be close to the support frame, and the clamping plate will move inwards under the extrusion of the support frame, so that the front and rear positions of the electric control valve can be determined, and with the continuous movement of the electric control valve, a plurality of connecting heads can be automatically inserted into the left end interface of the electric control valve, and the overall device is convenient to use.

[0022] 2、The utility model discloses a modular design, when needing to test different models of electric control valves, the left and right positions of the connecting heads can be changed by adjusting the left and right positions of the adjusting plate, and the number of adjusting plates can be freely added or reduced according to different use conditions, so that different models of electric control valves can be adapted, and the overall device has good applicability. DRAWINGS

[0023] Figure 1 It is the three-dimensional structure schematic view of the whole device in the utility model;

[0024] Figure 2 It is the three-dimensional structure section schematic view of the positioning assembly in the utility model;

[0025] Figure 3 It is the three-dimensional structure section split schematic view of the testing assembly in the utility model;

[0026] Figure 4 It is the three-dimensional structure section split schematic view of the fixing assembly in the utility model.

[0027] Legend:

[0028] 1, support plate; 2, electric control valve; 3, support frame; 4, positioning assembly; 41, sliding plate; 42, sliding block; 43, clamping plate; 44, reset spring; 45, support block; 46, through slot; 5, fixing assembly; 51, fixed groove; 52, storage box; 53, fixed block; 54, fixed spring; 6, testing assembly; 61, adjusting plate; 62, connecting head; 63, fastening nut; 64, insertion slot; 65, adjusting bolt; 66, adjusting pad; 67, T-shaped bolt. DETAILED DESCRIPTION

[0029] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] Refer to Figure 1 - Figure 3The utility model provides an embodiment: a novel electro -hydraulic control main valve test device, including the support plate 1 of support whole device, the upper surface fixedly connected with the support frame 3 for fixing electro -controlled valve 2 of support plate 1, the inner wall of support frame 3 is inserted with electro -controlled valve 2, the upper surface of support plate 1 is provided with the test mechanism for inspecting the function of electro -controlled valve 2, and the test mechanism includes the positioning assembly 4 for adjusting the front and back position of electro -controlled valve 2 and the test assembly 6 for connecting test device, and positioning assembly 4 includes the sliding plate 41 for driving slider 42 to move, and sliding plate 41 slides on the upper surface of support plate 1, and sliding plate 41 can slide left and right on the upper surface of support plate 1, and the front surface of sliding plate 41 is connected with the slider 42 for supporting the movement of clamping plate 43, and the front surface of slider 42 is fixedly connected with the clamping plate 43 for clamping electro -controlled valve 2, and the left end of clamping plate 43 is provided with the inclined plane, when the inclined plane is extruded, clamping plate 43 will be forced to move inwards, the rear surface of slider 42 is fixedly connected with the reset spring 44 for driving slider 42 to reset, the rear surface of reset spring 44 is fixedly connected with the support block 45 for supporting reset spring 44, and support block 45 is fixedly connected on the inner wall of sliding plate 41, and reset spring 44 will push slider 42 outwards at all times under the support of support block 45, and the front surface of clamping plate 43 is provided with through slot 46, and test assembly 6 includes the adjusting plate 61 for positioning connector 62, and adjusting plate 61 slides on the upper surface of support frame 3, and the inner wall of adjusting plate 61 is installed with the connector 62 for connecting test device and electro -controlled valve 2, and connector 62 is inserted in the left surface of electro -controlled valve 2, and the right surface of sliding plate 41 is provided with the fixed assembly 5 for fixing sliding plate 41.

[0031] With reference to Figure 1 - Figure 3 , test assembly 6 further includes the adjusting bolt 65 for driving adjusting pad 66 to move, adjusting bolt 65 is connected in the top of adjusting plate 61 and is screwed, and the lower surface of adjusting bolt 65 is rotatably connected with the adjusting pad 66 for fixing connector 62, by rotating adjusting bolt 65, adjusting pad 66 can be driven to move downwards, so adjusting pad 66 can extrude connector 62, the front surface of adjusting plate 61 is inserted with the T-shaped bolt 67 for fixing adjusting plate 61, and T-shaped bolt 67 slides on the rear surface of support frame 3, and the front end of T-shaped bolt 67 is screw-connected with the fastening nut 63, by rotating fastening nut 63, T-shaped bolt 67 can be driven to extrude support frame 3, and adjusting plate 61 can be fixed by the friction between T-shaped bolt 67 and support frame 3, and the inner wall of support frame 3 is provided with the insertion slot 64 for sliding of adjusting plate 61, and adjusting plate 61 slides on the inner wall of insertion slot 64, and adjusting plate 61 can only slide forwards and backwards on the inner wall of insertion slot 64 and cannot rotate or move up and down, and insertion slot 64 is provided as T-shaped.

[0032] With reference to Figure 2 - Figure 4The fixed assembly 5 comprises a receiving box 52 for accommodating the fixed block 53, the left end of the receiving box 52 is fixedly connected to the right surface of the sliding plate 41, when the receiving box 52 moves left and right, it will drive the receiving box 52 to move left and right synchronously, the lower surface of the receiving box 52 is penetrated and slidably connected with the fixed block 53 for fixing the receiving box 52, the upper surface of the support plate 1 is provided with a fixed groove 51 for accommodating the fixed block 53, the fixed block 53 is inserted into the inner wall of the fixed groove 51, when the fixed block 53 is in the inner wall of the fixed groove 51, the fixed block 53 will be restricted from moving to the right, the upper surface of the fixed block 53 is fixedly connected with a fixed spring 54 for supporting the fixed block 53, the upper end of the fixed spring 54 is fixedly connected to the inner wall of the receiving box 52, the fixed spring 54 will always push the fixed block 53 downward, the right surface of the fixed block 53 is penetrated and slidably connected to the right surface of the receiving box 52, the right end of the fixed block 53 can be pulled to drive the fixed block 53 to move upward, the left surface of the fixed block 53 close to the bottom end position is provided in an inclined shape, when the fixed block 53 moves left, the inclined surface will be extruded, so that the fixed block 53 will be forced to move upward.

[0033] Working principle: when using the new electro-hydraulic control main valve test device, first, according to the model of the electro-hydraulic control valve 2 to be tested, adjust the test assembly 6, first loosen the fastening nut 63, then slide the adjusting plate 61 along the T-shaped slot 64 in the inner wall of the support frame 3 to adjust the position of the connecting head 62, if necessary, the number of adjusting plates 61 can be freely added or reduced, then tighten the fastening nut 63 to re-fix the adjusting plate 61, at the same time, rotating the adjusting bolt 65 can drive the adjusting pad 66 to move up and down to adjust the fixing degree of the connecting head 62, to ensure stable connection.

[0034] After adjusting the test assembly 6, the positioning of the electro-hydraulic control valve 2 can be carried out, first, the sliding plate 41 can be pushed to slide left on the upper surface of the support plate 1, the sliding plate 41 will drive the clamping plate 43 to approach the support frame 3, when the clamping plate 43 contacts the support frame 3, due to the design of the inclined surface at the left end of the clamping plate 43, under the extrusion of the support frame 3, the clamping plate 43 will overcome the elastic force of the return spring 44 and move inward through the sliding block 42, as the sliding plate 41 continues to move, the electro-hydraulic control valve 2 gradually approaches the support frame 3, until the connecting head 62 automatically inserts into the left end interface of the electro-hydraulic control valve 2, thus completing the connection of the electro-hydraulic control valve 2 and the test equipment.

[0035] During the left movement of the sliding plate 41, the inclined surface close to the bottom end of the left surface of the fixed block 53 of the fixed assembly 5 will be extruded by the upper surface of the support plate 1, so that the fixed block 53 will be forced to move upward and compress the fixed spring 54, when the sliding plate 41 moves to the appropriate position, the fixed spring 54 will push the fixed block 53 to insert into the fixed groove 51 downward, fixing the sliding plate 41, and in turn fixing the electro-hydraulic control valve 2, to prevent displacement during testing.

[0036] It should be pointed out finally that: the above only for the preferred embodiments of the utility model have, and do not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A new type of electro-hydraulic control main valve test device, comprising a support plate (1), characterized in that: The upper surface of the support plate (1) is fixedly connected with a support frame (3), the inner wall of the support frame (3) is inserted with an electric control valve (2), the upper surface of the support plate (1) is provided with a test mechanism, the test mechanism comprises a positioning assembly (4) and a test assembly (6), the positioning assembly (4) comprises a sliding plate (41), the sliding plate (41) slides on the upper surface of the support plate (1), the front surface of the sliding plate (41) is penetrated and slidably connected with a sliding block (42), the front surface of the sliding block (42) is fixedly connected with a clamping plate (43), the rear surface of the sliding block (42) is fixedly connected with a reset spring (44), the rear surface of the reset spring (44) is fixedly connected with a support block (45), the support block (45) is fixedly connected to the inner wall of the sliding plate (41), the front surface of the clamping plate (43) is provided with a through slot (46), the test assembly (6) comprises an adjusting plate (61), the adjusting plate (61) slides on the upper surface of the support frame (3), the inner wall of the adjusting plate (61) is provided with a connecting head (62), the connecting head (62) is inserted into the left surface of the electric control valve (2), and the right surface of the sliding plate (41) is provided with a fixing assembly (5).

2. A novel electro-hydraulic master valve testing device according to claim 1, characterized in that: The test assembly (6) further comprises an adjusting bolt (65), the adjusting bolt (65) penetrates and is threadedly connected to the top end of the adjusting plate (61), and the lower surface of the adjusting bolt (65) is rotatably connected with an adjusting pad (66).

3. A novel electro-hydraulic master valve testing device according to claim 2, characterized in that: The front surface of the adjusting plate (61) penetrates and is inserted with a T-shaped bolt (67), the T-shaped bolt (67) slides on the rear surface of the support frame (3), and the front end of the T-shaped bolt (67) is threadedly connected with a fastening nut (63).

4. The novel electro-hydraulic master valve testing device according to claim 3, characterized in that: The inner wall of the support frame (3) is provided with a slot (64), the adjusting plate (61) slides on the inner wall of the slot (64), and the slot (64) is T-shaped.

5. The novel electro-hydraulic master valve testing device according to claim 1, characterized in that: The fixing assembly (5) comprises a storage box (52), the left end of the storage box (52) is fixedly connected to the right surface of the sliding plate (41), the lower surface of the storage box (52) penetrates and is slidably connected with a fixing block (53), the upper surface of the support plate (1) is provided with a fixing slot (51), and the fixing block (53) is inserted into the inner wall of the fixing slot (51).

6. A novel electro-hydraulic master valve testing device according to claim 5, characterized in that: The upper surface of the fixing block (53) is fixedly connected with a fixing spring (54), and the upper end of the fixing spring (54) is fixedly connected to the inner wall of the storage box (52).

7. The novel electro-hydraulic master valve testing device according to claim 5, characterized in that: The right surface of the fixing block (53) penetrates and is slidably connected to the right surface of the storage box (52).

8. The novel electro-hydraulic master valve testing device according to claim 5, characterized in that: The left surface of the fixing block (53) is provided in an inclined manner near the bottom end position.

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