Adjustable temperature rise test tool

Abstract

The utility model provides an adjustable temperature rise test tool. The adjustable temperature rise test tool comprises a lower fixed plate, a movable plate, an upper fixed plate, a guide rod, a lifting driving mechanism, an upper clamp block and a lower clamp block. The lower end of the guide rod is fixedly connected to the lower fixing plate, the upper end of the guide rod is fixedly connected to the upper fixing plate, and the movable plate is connected to the guide rod in a sleeving mode and can slide along the guide rod; the upper clamp block is fixedly mounted on the lower surface of the movable plate, and the lower clamp block is fixedly mounted on the upper surface of the lower fixed plate; the upper clamp block and the lower clamp block are insulated; the lifting driving mechanism is arranged on the upper fixing plate, the movable end of the lifting driving mechanism is connected with the movable plate, and the lifting driving mechanism is used for driving the movable plate to slide up and down along the guide rods so as to adjust the distance between the upper clamp block and the lower clamp block. When the temperature rise test tool provided by the utility model is adopted to compress the copper nose terminal and the copper bar terminal of the lead, the lead does not need to be touched, and the upper clamp block and the lower clamp block are made of insulating materials, so that the operation risk in the temperature rise test process is reduced.

Description

Technical Field

[0001] The utility model relates to the field of connectors, and in particular to an adjustable temperature rise test tooling. Background Art

[0002] During the temperature rise test of a wire, it is necessary to fixedly connect the copper nose terminal of the wire with the copper bar terminal required for the test. The existing processing method is to press and fix the copper nose terminal and the copper bar terminal through a fastening bolt.

[0003] However, a high-voltage current needs to be applied to the wire during the temperature rise test. If the wire or the fastening bolt is touched during the test, a safety accident is very likely to occur. Summary of the Utility Model

[0004] In order to solve the above technical problems, the utility model provides an adjustable temperature rise test tooling, and its specific technical solution is as follows:

[0005] An adjustable temperature rise test tooling includes a lower fixing plate, a moving plate, an upper fixing plate, a guiding rod, a lifting driving mechanism, an upper clamping block and a lower clamping block, wherein:

[0006] The lower end of the guiding rod is fixedly connected to the lower fixing plate, the upper end of the guiding rod is fixedly connected to the upper fixing plate, the moving plate is sleeved on the guiding rod and can slide along the guiding rod;

[0007] The upper clamping block is fixedly installed on the lower surface of the moving plate, and the lower clamping block is fixedly installed on the upper surface of the lower fixing plate;

[0008] Both the upper clamping block and the lower clamping block are insulated;

[0009] The lifting driving mechanism is arranged on the upper fixing plate, the driving end of the lifting driving mechanism is connected to the moving plate, and the lifting driving mechanism is used to drive the moving plate to slide up and down along the guiding rod so as to adjust the distance between the upper clamping block and the lower clamping block.

[0010] The using process of the adjustable temperature rise test tooling of the utility model is as follows: First, fixedly connect the lower fixing plate to the test bench. Then, adjust the moving plate to a high position through the lifting driving mechanism. Subsequently, move the copper nose terminal and the copper bar terminal of the wire to be pressed between the upper clamping block and the lower clamping block. Finally, drive the moving plate to descend through the lifting driving mechanism so that the upper clamping block presses the copper nose terminal and the copper bar terminal of the wire on the lower clamping block.

[0011] When using the temperature rise test tooling provided by the utility model to press the copper nose terminal and the copper bar terminal of the wire, there is no need to touch the wire, and both the upper clamping block and the lower clamping block are made of insulating materials, thereby reducing the operation risk during the temperature rise test.

[0012] In some embodiments, a limiting convex portion is formed on the upper clamping block, and a limiting groove is formed on the lower clamping block. The limiting convex portion and the limiting groove cooperate to tightly press the wire and the copper bar.

[0013] The limiting convex portion and the limiting groove cooperate with each other to limit and fix the wire and the copper bar, preventing the wire and the copper bar from shifting in position.

[0014] In some embodiments, a first screw hole is provided on the upper fixing plate, a first through hole is provided on the moving plate, and the lifting driving mechanism includes a screw rod, a crank handle and a first bolt. Specifically: the screw rod is screwed to the upper fixing plate through the first screw hole, the lower end of the screw rod abuts against the first through hole, a second screw hole is provided on the lower end surface of the screw rod, and the first bolt passes through the first through hole from below the moving plate and is screwed into the second screw hole; the crank handle is connected to the upper end of the screw rod.

[0015] A manual lifting driving mechanism with a simple moving structure is provided. By rotating the crank handle, the screw rod can be driven to rotate and lift. When the screw rod lifts and lowers, it drives the moving plate to synchronously lift and lower along the guide rod, thereby adjusting the distance between the lower clamping block and the upper clamping block.

[0016] In some embodiments, a second through hole is provided on the upper fixing plate, a third through hole is provided on the lower fixing plate, a third screw hole is provided on the upper end surface of the guide rod, and a fourth screw hole is provided on the lower end surface of the guide rod; the temperature rise test tooling further includes a second bolt and a third bolt. Specifically, the second bolt passes through the second through hole from above the upper fixing plate and is screwed into the third screw hole, and the third bolt passes through the third through hole from below the lower fixing plate and is screwed into the fourth screw hole.

[0017] The fixed connection between the guide rod and the upper fixing plate and the lower fixing plate is realized, and the disassembly and assembly of the guide rod are facilitated. In addition, the lower fixing plate can be fixed to the test bench through the third bolt at the same time.

[0018] In some embodiments, a fourth through hole is further provided on the moving plate, a fifth screw hole is provided on the upper surface of the upper clamping block, a fifth through hole is further provided on the lower fixing plate, and a sixth screw hole is provided on the lower surface of the lower clamping block; the temperature rise test tooling further includes a fourth bolt and a fifth bolt. Specifically, the fourth bolt passes through the fourth through hole from above the moving plate and is screwed into the fifth screw hole, and the fifth bolt passes through the fifth through hole from below the lower fixing plate and is screwed into the sixth screw hole.

[0019] The fixed connection between the upper clamping block and the moving plate is realized, and the disassembly and assembly of the upper clamping block are facilitated. And the fixed connection between the lower clamping block and the lower fixing plate is realized, and the disassembly and assembly of the lower clamping block are facilitated.

[0020] In some embodiments, the temperature rise test tooling includes two guide rods symmetrically arranged on both sides of the lifting driving mechanism.

[0021] The lifting of the moving plate is guided by two guide rods, which improves the lifting stability of the moving plate and prevents the upper clamping block from tilting.

[0022] In some embodiments, both the upper clamping block and the lower clamping block are nylon blocks.

[0023] The nylon block has insulation properties and can produce a certain elastic deformation after being compressed, which improves the pressing force on the wire and the copper busbar. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. Among them,

[0025] Figure 1 is the exploded view of the temperature rise test tooling in the embodiment of the present invention;

[0026] Figure 2 is the structural view of the temperature rise test tooling in the embodiment of the present invention from one perspective;

[0027] Figure 3 is the structural view of the temperature rise test tooling in the embodiment of the present invention from another perspective;

[0028] Figure 4 is the structural view of the temperature rise test tooling in the embodiment of the present invention after removing the lower fixing plate, the upper clamping block and the lower clamping block;

[0029] Figures 1 to 4 includes:

[0030] Lower fixing plate 1, moving plate 2, upper fixing plate 3, guide rod 4, lifting drive mechanism 5, upper clamping block 6, lower clamping block 7, second bolt 8, four bolts 9, fifth bolt 10, third through hole 11, fifth through hole 12, first through hole 21, fourth through hole 22, first screw hole 31, second through hole 32, third screw hole 41, fourth screw hole 42, screw rod 51, crank 52, first bolt 53, second screw hole 54, limit protrusion 61, fifth screw hole 62, limit groove 71. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0031] To make the above objects, features, and advantages of the present invention more obvious and understandable, the present invention will be further described in detail below with reference to the drawings and specific embodiments.

[0032] As Figures 1 to 4As shown in the figure, the adjustable temperature rise test tooling in the embodiment of the present utility model includes a lower fixing plate 1, a moving plate 2, an upper fixing plate 3, a guiding rod 4, a lifting driving mechanism 5, an upper clamping block 6 and a lower clamping block 7, wherein:

[0033] The lower end of the guiding rod 4 is fixedly connected to the lower fixing plate 1, the upper end of the guiding rod 4 is fixedly connected to the upper fixing plate 3, the moving plate 2 is sleeved on the guiding rod 4 and can slide up and down along the guiding rod 4.

[0034] The upper clamping block 6 is fixedly installed on the lower surface of the moving plate 2, the lower clamping block 7 is fixedly installed on the upper surface of the lower fixing plate 1, and both the upper clamping block 6 and the lower clamping block 7 are insulated.

[0035] The lifting driving mechanism 5 is arranged on the upper fixing plate 3, the driving end of the lifting driving mechanism 5 is connected to the moving plate 2, and the lifting driving mechanism 5 is used to drive the moving plate 2 to slide up and down along the guiding rod 4 to adjust the distance between the upper clamping block 6 and the lower clamping block 7.

[0036] The using process of the adjustable temperature rise test tooling in the embodiment of the present utility model is as follows:

[0037] First, the lower fixing plate 1 is fixedly connected to the test bench.

[0038] Then, the moving plate is adjusted to a high position through the lifting driving mechanism 5, so that the distance between the lower clamping block 7 between the upper clamping blocks 6 is larger. Subsequently, the copper nose terminal of the wire to be clamped and the copper row terminal are moved between the upper clamping block and the lower clamping block.

[0039] Finally, the lifting driving mechanism 5 is used to drive the moving plate 2 to descend, so that the upper clamping block 6 clamps the copper nose terminal of the wire and the copper row terminal on the lower clamping block 7.

[0040] When using the temperature rise test tooling provided by the embodiment of the present utility model to clamp the copper nose terminal of the wire and the copper row terminal, there is no need to touch the wire, and both the upper clamping block and the lower clamping block are made of insulating materials, thereby reducing the operation risk during the temperature rise test.

[0041] Optionally, both the upper clamping block 6 and the lower clamping block 7 are nylon blocks. The nylon block has insulation property and can generate a certain elastic deformation after being pressed, improving the clamping force on the wire and the copper row.

[0042] Optionally, a limiting convex portion 61 is formed on the upper clamping block 6, and a limiting groove 71 is formed on the lower clamping block 7. The limiting convex portion 61 and the limiting groove 71 cooperate to clamp the wire and the copper row, thereby realizing the limiting and fixing of the wire and the copper row and preventing the wire and the copper row from shifting in position when being clamped.

[0043] Optionally, a first screw hole 31 is provided on the upper fixing plate 3, and a first through hole 21 is provided on the moving plate 2. The lifting drive mechanism 5 includes a screw rod 51, a crank 52 and a first bolt 53, wherein: the screw rod 51 is screwed onto the upper fixing plate 3 through the first screw hole 31, the lower end of the screw rod 51 abuts against the first through hole 21, a second screw hole 54 is provided on the lower end surface of the screw rod 51, and the first bolt 53 passes through the first through hole 21 from below the moving plate 2 and is screwed into the second screw hole 54. The crank 52 is connected to the upper end of the screw rod.

[0044] By rotating the crank 52, the screw rod 51 can be driven to rotate and lift. When the screw rod 51 moves up and down, the moving plate 2 is driven to move up and down synchronously along the guide rod 4, so as to adjust the distance between the lower clamp block 6 and the upper clamp block 7.

[0045] Optionally, a second through hole 32 is provided on the upper fixing plate 3, a third through hole 11 is provided on the lower fixing plate 1, a third screw hole 41 is provided on the upper end surface of the guide rod 4, and a fourth screw hole 42 is provided on the lower end surface of the guide rod 4. Correspondingly, the temperature rise test tooling in the embodiment of the present utility model further includes a second bolt 51 and a third bolt (not shown in the figure), wherein the second bolt 51 passes through the second through hole 32 from above the upper fixing plate 3 and is screwed into the third screw hole 41, so as to screw and fix the upper end of the guide rod 4 to the lower surface of the upper fixing plate 3. The third bolt passes through the third through hole 11 from below the lower fixing plate 1 and is screwed into the fourth screw hole 42, so as to screw and fix the lower end of the guide rod 4 to the upper surface of the lower fixing plate 1.

[0046] In addition, the lower fixing plate 1 can be fixed to the test bench through the third bolt. Specifically, the lower fixing plate 1 is closely attached to the table surface of the test bench, and the third through hole 11 on the lower fixing plate 1 is aligned with the mounting hole on the table surface. Then, the third bolt passes through the mounting hole and the third through hole 11 from below the table surface in sequence and is screwed into the fourth screw hole 42.

[0047] Optionally, a fourth through hole 22 is further provided on the moving plate 2, a fifth screw hole 62 is provided on the upper surface of the upper clamp block 6, a fifth through hole 12 is further provided on the lower fixing plate 1, and a sixth screw hole is provided on the lower surface of the lower clamp block 7. Correspondingly, the temperature rise test tooling in the embodiment of the present utility model further includes a fourth bolt 9 and a fifth bolt 10, wherein the fourth bolt 9 passes through the fourth through hole 22 from above the moving plate 2 and is screwed into the fifth screw hole 62, and the fifth bolt 10 passes through the fifth through hole 12 from below the lower fixing plate 1 and is screwed into the sixth screw hole.

[0048] Optionally, the temperature rise test tooling in the embodiment of the present utility model includes two guide rods 4 symmetrically arranged on both sides of the lifting drive mechanism 5. The lifting of the moving plate 2 is guided by the two guide rods 4, which improves the lifting stability of the moving plate 2 and prevents the upper clamp block 6 from tilting.

[0049] The above has described the present utility model in sufficient detail with a certain particularity. Those of ordinary skill in the art should understand that the description in the embodiments is merely exemplary, and all changes made without departing from the true spirit and scope of the present utility model should fall within the protection scope of the present utility model. The scope to be protected by the present utility model is defined by the claims described, rather than by the above description in the embodiments.

Claims

1. An adjustable temperature rise test tool, characterized in that: It includes a lower fixed plate, a movable plate, an upper fixed plate, a guide rod, a lifting drive mechanism, an upper clamp block and a lower clamp block, wherein: The lower end of the guide rod is fixedly connected to the lower fixed plate, the upper end of the guide rod is fixedly connected to the upper fixed plate, and the movable plate is sleeved on the guide rod and can slide along the guide rod; The upper clamp block is fixedly mounted on the lower surface of the movable plate, and the lower clamp block is fixedly mounted on the upper surface of the lower fixed plate; The upper clamp block and the lower clamp block are both insulated; The lifting drive mechanism is arranged on the upper fixed plate, the enabling end of the lifting drive mechanism is connected to the movable plate, and the lifting drive mechanism is used to drive the movable plate to slide up and down along the guide rod to adjust the distance between the upper clamp block and the lower clamp block.

2. The temperature rise test tool as claimed in claim 1, characterized in that: A limiting protrusion is formed on the upper clamp block, and a limiting groove is formed on the lower clamp block. The limiting protrusion and the limiting groove cooperate to compress the wire and the copper busbar.

3. The temperature rise test tool as claimed in claim 1, characterized in that: The upper fixed plate is provided with a first screw hole, the movable plate is provided with a first through hole, and the lifting drive mechanism includes a screw rod, a crank handle and a first bolt, wherein: The screw rod is screwed to the upper fixed plate through the first screw hole, the lower end of the screw rod abuts against the first through hole, a second screw hole is provided on the lower end surface of the screw rod, and the first bolt passes through the first through hole from below the movable plate and is screwed into the second screw hole; The crank handle is connected to the upper end of the screw rod.

4. The temperature rise test tool as claimed in claim 1, characterized in that: The upper fixing plate is provided with a second through hole, the lower fixing plate is provided with a third through hole, the upper end surface of the guide rod is provided with a third screw hole, and the lower end surface of the guide rod is provided with a fourth screw hole; The temperature rise test fixture also includes a second bolt and a third bolt, wherein the second bolt passes through the second through hole from the top of the upper fixing plate and is screwed into the third screw hole, and the third bolt passes through the third through hole from the bottom of the lower fixing plate and is screwed into the fourth screw hole.

5. The temperature rise test tool as claimed in claim 1, characterized in that: The movable plate is further provided with a fourth through hole, the upper surface of the upper clamp block is provided with a fifth screw hole, the lower fixed plate is further provided with a fifth through hole, and the lower surface of the lower clamp block is provided with a sixth screw hole; The temperature rise test fixture also includes a fourth bolt and a fifth bolt, wherein the fourth bolt passes through the fourth through hole from the top of the movable plate and is screwed into the fifth screw hole, and the fifth bolt passes through the fifth through hole from the bottom of the lower fixed plate and is screwed into the sixth screw hole.

6. The temperature rise test tool as claimed in claim 1, characterized in that: The temperature rise test fixture comprises two guide rods symmetrically arranged on both sides of the lifting drive mechanism.

7. The temperature rise test tool as claimed in claim 1, characterized in that: The upper clamp block and the lower clamp block are both nylon blocks.

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