CN221174934U - Fuse fusing test tool - Google Patents
Fuse fusing test tool Download PDFInfo
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- CN221174934U CN221174934U CN202323110339.0U CN202323110339U CN221174934U CN 221174934 U CN221174934 U CN 221174934U CN 202323110339 U CN202323110339 U CN 202323110339U CN 221174934 U CN221174934 U CN 221174934U
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- 238000012360 testing method Methods 0.000 title claims abstract description 75
- 238000007664 blowing Methods 0.000 claims description 19
- 230000003028 elevating effect Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 abstract description 40
- 206010014357 Electric shock Diseases 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 10
- 238000011900 installation process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- Fuses (AREA)
Abstract
The utility model discloses a fuse fusing test tool which comprises a base and two clamp devices, wherein each clamp device comprises a supporting piece, a lifting mechanism, a pressing block and a conductive block, the supporting piece is slidably connected with the base, the lifting mechanism is arranged on the supporting piece, the bottom end of the lifting mechanism is fixedly connected with the pressing block, the pressing block can move up and down, one end, close to the base, of the supporting piece is fixedly connected with the conductive block, and the pressing block and the conductive block are matched to clamp a fuse to be tested. The base and the two clamp devices can provide shielding for the tested fuse, and the tested fuse is arranged in a relatively closed space surrounded by the shielding in the testing process, so that the risk of electric shock of a tester can be effectively reduced; when the tested fuse is installed, the pressing block is pressed down through the lifting mechanism, so that the installation process is simplified, and the operation is simple; the distance between the two clamp devices can be adjusted, the distance between the pressing block and the conductive block can be adjusted, and the device is suitable for fusing tests of fuses with various specifications.
Description
Technical Field
The utility model relates to the field of testing devices, in particular to a fuse blowing testing tool.
Background
The fuse is an electric appliance which melts itself by heat generated by itself after the current exceeds a prescribed value for a period of time, so that a circuit is disconnected. In order to enhance the quality monitoring of the fuses of the battery pack and test the fusing time of the fuses under different current values to ensure the safety of the battery pack, the fuses of the same batch need to be subjected to sampling inspection, and fuse fusing test is carried out.
The conventional fuse fusing test tool is a single-side clamp, and when the fuse fusing test is carried out, two test tools with the same model are required to respectively clamp the left end and the right end of the fuse and tension the fuse, and the process of installing and clamping the fuse is repeated and complicated; and the middle part of the fuse is suspended and is free from shielding protection, and a tester has the risk of carelessly touching the middle part of the fuse to further get an electric shock.
Disclosure of utility model
The utility model aims to solve the problems that in the prior art, a common fuse fusing test tool is a single-side clamp, and the process of installing and clamping a fuse is repeated and complicated; the middle part of the fuse is suspended and is free from shielding protection, a tester has the problem of risk of carelessly touching the middle part of the fuse to further get an electric shock, and the fuse fusing test tool is provided.
In order to achieve the above object, the present utility model provides the following technical solutions:
The utility model provides a fuse fusing test tool, includes base and two fixture device, fixture device includes support piece, elevating system, briquetting and conducting block, support piece with but base sliding connection, elevating system set up in on the support piece, elevating system's bottom fixed connection the briquetting, the briquetting can reciprocate, support piece is close to the one end fixed connection of base the conducting block, the briquetting with the conducting block cooperation can press from both sides tight fuse to be surveyed.
The utility model relates to a fuse fusing test tool, which comprises a base and two clamp devices, wherein each clamp device comprises a support piece, a lifting mechanism, a pressing block and a conductive block, the support pieces are connected with the base in a sliding manner, the distance between the two clamp devices can be adjusted according to the length of a tested fuse, and the support pieces can be fixed to prevent the support pieces from sliding after the distance is adjusted; the lifting mechanism is arranged on the supporting piece, the pressing block is fixedly connected to the bottom end of the lifting mechanism, and the lifting mechanism can drive the pressing block to move up and down; the support piece is fixedly connected with the conductive block at one end close to the base, the pressing block is pressed down when the tested fuse is installed, the pressing block is matched with the conductive block up and down to clamp the tested fuse, and the conductive block is also used for supplying power to the tested fuse; the conductive block is fixedly connected to one end of the supporting piece, which is close to the base, namely after the tested fuse is installed, the middle part of the tested fuse, which is not clamped, is close to the base, and the base can provide shielding for the tested fuse, so that the risk of electric shock of test personnel is reduced; the clamp devices at the two ends of the tested fuse can also provide shielding, which is beneficial to reducing the risk of electric shock of test personnel. According to the fuse fusing test tool disclosed by the utility model, the base and the two clamp devices can provide shielding for the tested fuse, and the tested fuse is placed in a relatively closed space surrounded by the shielding in the test process, so that the risk of electric shock of test personnel can be effectively reduced; when the tested fuse is installed, the pressing block is pressed down through the lifting mechanism, so that the installation process of the tested fuse is simplified, and the operation is simple; the distance between the two clamp devices can be adjusted according to the length of the tested fuse, the distance between the pressing block and the conductive block can be adjusted according to the thickness of the tested fuse, and the fuse tester is suitable for fusing tests of fuses with various specifications.
As a preferable scheme of the utility model, the top surface of the base is provided with a linear sliding rail groove, and the supporting piece is in sliding connection with the base through the sliding rail groove. The two supporting pieces are arranged in the sliding track groove, the sliding track groove is in a straight line shape, good alignment between the two clamp devices can be guaranteed, and further, the tested fuse is guaranteed to be in a straight line state, the state of the tested fuse in the test is guaranteed to be close to a working state, and accuracy of a numerical value obtained by the test is improved; the support piece is in sliding connection with the base through the sliding track groove, and the distance between the two clamp devices can be adjusted according to the length of the tested fuse.
As a preferable scheme of the utility model, the top surface of the base is provided with two parallel sliding track grooves, a space is reserved between the two sliding track grooves, one end of the supporting piece, which is connected with the base, is provided with two connecting pieces, and the two connecting pieces are respectively matched with the two sliding track grooves to realize the sliding connection of the supporting piece and the base. The support piece is firmly connected with the base, the risk that the support piece is toppled over and turned on one's side is reduced, and then the briquetting can be pressed down or lifted more rapidly, and the test efficiency is improved.
As a preferable scheme of the utility model, the thickness range of the conductive block is 4-6mm, and the distance between the bottom surface of the conductive block and the top surface of the base is less than or equal to 22mm. When the thickness range of the conductive block is 4-6mm, the requirements of clamping the tested fuse can be met, and the middle part of the tested fuse which is not clamped can be ensured to be close to the base; the distance between the bottom surface of the conductive block and the top surface of the base is smaller than or equal to 22mm, and the middle part of the tested fuse which is not clamped can be guaranteed to be close to the base, so that the risk of electric shock of test personnel is reduced.
As a preferred embodiment of the present utility model, the width of the support is greater than the width of the pressing block. The support piece is wider than the part of briquetting can provide more shielding for the fuse that is surveyed, is favorable to reducing the risk of tester's electric shock.
As a preferable scheme of the utility model, a through hole is formed in one end, close to the base, of the supporting piece, and one end of the conductive block extends into the through hole and is fixedly connected with the supporting piece. The tested fuse can be plugged into the fuse fusing test tool through the through hole, the installation mode of the tested fuse can be adjusted according to actual conditions, one end of the conductive block stretches into the through hole and is fixedly connected with the supporting piece, and the conductive block is beneficial to increasing the stability of the connection of the conductive block and the supporting piece.
As a preferable scheme of the utility model, the through holes are rectangular through holes, and the width of the through holes is larger than or equal to that of the pressing block. And one part of the pressing block can extend into the through hole, so that the displacement of the pressing block in the horizontal direction is limited, and the tested fuse can be clamped.
As a preferable mode of the utility model, a binding post is arranged on a part of the conductive block extending into the through hole. The wiring terminal is used for connecting an electrified wire, and after the tested fuse is clamped by the pressing block and the conductive block, the wiring terminal is connected with the electrified wire, and current sequentially passes through the wiring terminal, the conductive block and the tested fuse, so that the fuse is fused.
As a preferable mode of the utility model, one end of the supporting piece far away from the base extends to one side face to form a mounting plate, and the lifting mechanism is mounted on the mounting plate. The mounting plate can enable a certain distance to be kept between the lifting mechanism and the supporting piece, and then a pressing block with a proper size can be selected.
As a preferred embodiment of the present utility model, the lifting mechanism is mounted to a side of the support member adjacent to the other support member. The two supporting pieces are provided with the lifting mechanism, the side faces of the two supporting pieces, which are provided with the lifting mechanism, are close to each other, so that the state of the tested fuse in the test is ensured to be close to the working state, and meanwhile, the tested fuse is convenient to install.
As a preferable scheme of the utility model, the lifting mechanism is a screw rod. The screw rod is adopted as the lifting mechanism, so that the lifting mechanism has the advantages of simple structure and high precision, and can realize high-speed feeding and micro-feeding.
As a preferred embodiment of the present utility model, the support is provided with a shutter on both side surfaces adjacent to the surface on which the elevating mechanism is mounted. The main body of the supporting piece is cuboid, so that the supporting piece is convenient to process and manufacture; the shielding piece can provide shielding protection for the tested fuse, and further reduces the risk of electric shock of test personnel.
Compared with the prior art, the utility model has the beneficial effects that:
According to the fuse fusing test tool disclosed by the utility model, the base and the two clamp devices can provide shielding for the tested fuse, and the tested fuse is placed in a relatively closed space surrounded by the shielding in the test process, so that the risk of electric shock of test personnel can be effectively reduced; when the tested fuse is installed, the pressing block is pressed down through the lifting mechanism, so that the installation process of the tested fuse is simplified, and the operation is simple; the distance between the two clamp devices can be adjusted according to the length of the tested fuse, the distance between the pressing block and the conductive block can be adjusted according to the thickness of the tested fuse, and the fuse tester is suitable for fusing tests of fuses with various specifications.
Drawings
FIG. 1 is a three-dimensional view of a fuse blowing test tool of the present utility model;
FIG. 2 is a front view of a fuse blowing test tool according to the present utility model;
FIG. 3 is a side view of a fuse blowing test tool of the present utility model;
FIG. 4 is a three-dimensional view of the clamp device of the present utility model;
FIG. 5 is a three-dimensional view of the lifting mechanism and the press block of the present utility model;
FIG. 6 is a three-dimensional view of the support of the present utility model;
fig. 7 is a three-dimensional view of a fuse blowing test tool according to embodiment 3.
Reference numerals in the drawings: the device comprises a base, a sliding rail groove, a clamp device, a support member, a connecting member, a mounting plate, a through hole, a lifting mechanism, a handle, a pressing block, a conductive block, a binding post and a shielding member, wherein the clamping device comprises a base, a sliding rail groove, a clamp device, a support member, a connecting member, a mounting plate, a through hole, a lifting mechanism, a handle, a pressing block, a conductive block, a binding post and a shielding member.
Detailed Description
The present utility model will be described in further detail with reference to test examples and specific embodiments. It should not be construed that the scope of the above subject matter of the present utility model is limited to the following embodiments, and all techniques realized based on the present utility model are within the scope of the present utility model.
Example 1
As shown in fig. 1-7, a fuse blowing testing tool comprises a base 1 and two clamp devices 2, wherein the clamp devices 2 comprise a supporting piece 3, a lifting mechanism 4, a pressing block 5 and a conductive block 6, one end of the supporting piece 3 is slidably connected with the base 1, and the distance between the two clamp devices 2 can be adjusted according to the length of a tested fuse; the side surface of the other end of the supporting piece 3 is provided with the lifting mechanism 4, the bottom end of the lifting mechanism 4 is fixedly connected with the pressing block 5, and the pressing block 5 can move up and down along with the lifting mechanism 4; the side of support piece 3 near the one end of base 1 is fixedly connected with conducting block 6, conducting block 6 with briquetting 5 is in same side, will when installing the fuse that is surveyed briquetting 5 pushes down, briquetting 5 with the cooperation about conducting block 6 can press from both sides tight fuse that is surveyed, conducting block 6 still is used for the power supply of fuse that is surveyed.
As will be appreciated by those skilled in the art, the conductive block 6 is fixedly connected to one end of the supporting member 3 near the base 1, that is, after the tested fuse is installed, the middle part of the tested fuse that is not clamped is close to the base 1, and the base 1 provides shielding for the tested fuse, so as to reduce the risk of electric shock of test personnel; the clamp devices 2 positioned at the two ends of the tested fuse can also provide shielding, which is beneficial to reducing the risk of electric shock of test personnel.
As will be appreciated by those skilled in the art, the thinner the conductive block 6, the closer the fuse to be tested is to the base 1, which is more advantageous in reducing the risk of electric shock to the test person, and preferably, the conductive block 6 is a conductive sheet having a certain thickness. Preferably, the thickness of the conductive block 6 ranges from 4mm to 6mm, and the distance between the bottom surface of the conductive block 6 and the top surface of the base 1 is less than or equal to 22mm.
It can be understood by those skilled in the art that the fuse blowing testing tool of the present utility model concentrates the two clamp devices 2 on the same testing tool, and the tested fuse can be clamped and disassembled by pressing down and lifting up the lifting mechanism 4, so that the operation flow is simplified, and the testing efficiency can be improved.
Those skilled in the art will appreciate that the operation flow of the fuse blowing testing tool of the present utility model for installing the tested fuse is as follows: one end of the tested fuse is placed on the conductive block 6 on one side, the lifting mechanism 4 is started to drive the pressing block 5 to press down, the pressing block 5 and the conductive block 6 clamp the end of the tested fuse, the tested fuse is straightened by using proper force, the other end of the tested fuse is placed on the conductive block 6 on the other side, and the pressing block 5 on the side is pressed down to clamp the tested fuse, so that the installation is completed.
According to the fuse fusing test tool disclosed by the utility model, the base 1 and the two clamp devices 2 can provide shielding for the tested fuse, and the tested fuse is placed in a relatively closed space surrounded by the shielding in the test process, so that the risk of electric shock of test personnel can be effectively reduced; when the tested fuse is installed, the pressing block 5 is pressed down through the lifting mechanism 4, so that the installation process of the tested fuse is simplified, and the operation is simple; the distance between the two clamp devices 2 can be adjusted according to the length of the tested fuse, the distance between the pressing block 5 and the conductive block 6 can be adjusted according to the thickness of the tested fuse, and the fuse tester is suitable for fusing tests of fuses with various specifications.
Example 2
1-6, On the basis of the embodiment 1, the embodiment is further optimally designed, and in particular, in the embodiment, the shape of the base 1 is cuboid, so that the processing and the manufacturing are convenient; the base 1 and the pressing block 5 are made of high-temperature resistant insulating materials, and the conductive block 6 is made of metal copper or copper alloy; the top surface of the base 1 is provided with a linear sliding rail groove 11, and the supporting piece 3 is in sliding connection with the base 1 through the sliding rail groove 11. The two supporting pieces 3 are both arranged in the sliding track groove 11, the sliding track groove 11 is in a straight line shape, and good alignment between the two clamp devices 2 can be guaranteed, so that the tested fuse is guaranteed to be in a straight line state, the state of the tested fuse in the test is guaranteed to be close to a working state, and the accuracy of the numerical value obtained by the test is improved; the support 3 is slidably connected with the base 1 through the sliding track groove 11, and the distance between the two clamp devices 2 can be adjusted according to the length of the tested fuse.
It will be appreciated by those skilled in the art that the compact 5 is in direct contact with the fuse under test, and that the compact 5 is preferably made of a high temperature resistant insulating material for safety of the test personnel and the test tools.
It will be appreciated by those skilled in the art that in the fuse blowing test process using the fuse blowing test tool of the present utility model, the middle portion of the tested fuse that is not clamped is close to the base 1, and the base 1 is made of a high temperature resistant insulating material in order to ensure the service life of the test tool and the safety of test personnel.
Further, the top surface of the base 1 is provided with two parallel sliding track grooves 11, a space is reserved between the two sliding track grooves 11, one end, connected with the base 1, of the supporting piece 3 is provided with two connecting pieces 31, and the two connecting pieces 31 are matched with the two sliding track grooves 11 respectively to realize that the supporting piece 3 is in sliding connection with the base 1. The support piece 3 with the firm of base 1 connection is favorable to guaranteeing to be provided with so, reduces the risk that support piece 3 emptys, turns on one's side, and then can more quick under-pressure or promote briquetting 5 improves test efficiency.
Further, the thickness of the conductive block 6 ranges from 4 mm to 6mm, and the distance between the bottom surface of the conductive block 6 and the top surface of the base 1 is less than or equal to 22mm. When the thickness range of the conductive block 6 is 4-6mm, the requirements of clamping the tested fuse can be met, and the middle part of the tested fuse which is not clamped can be ensured to be close to the base 1; the distance between the bottom surface of the conductive block 6 and the top surface of the base 1 is less than or equal to 22mm, so that the middle part of the tested fuse which is not clamped can be ensured to be close to the base 1, and the risk of electric shock of test personnel is reduced.
Further, the width of the support 3 is greater than the width of the briquette 5. The support piece 3 is wider than the part of the pressing block 5 can provide more shielding for the tested fuse, and is beneficial to reducing the risk of electric shock of testers.
Further, a through hole 33 is formed at one end of the support member 3 near the base 1, and one end of the conductive block 6 extends into the through hole 33 and is fixedly connected with the support member 3. The tested fuse can be plugged into the fuse fusing test tool through the through hole 33, the installation mode of the tested fuse can be adjusted according to actual conditions, one end of the conductive block 6 stretches into the through hole 33 and is fixedly connected with the supporting piece 3, and the connection stability of the conductive block 6 and the supporting piece 3 is improved.
Further, the through hole 33 is a rectangular through hole, and the width of the through hole 33 is greater than or equal to the width of the pressing block 5. Part of the pressing block 5 can extend into the through hole 33, which is beneficial to limiting the displacement of the pressing block 5 in the horizontal direction and ensuring that the tested fuse can be clamped.
Further, the portion of the conductive block 6 extending into the through hole 33 is provided with a terminal 7. Namely, the binding post 7 is located outside the area where the conductive block 6 is aligned with the pressing block 5, the binding post 7 is used for connecting an electrified wire, after the tested fuse is clamped by the pressing block 5 and the conductive block 6, the binding post 7 is connected with the electrified wire, and current sequentially passes through the binding post 7, the conductive block 6 and the tested fuse, so that the fuse is fused.
Those skilled in the art will appreciate that the current flow path is: the method comprises the steps of conducting wires (positive), binding posts (positive), conducting blocks (positive), tested fuses, conducting blocks (negative), binding posts (negative) and conducting wires (negative).
Those skilled in the art will appreciate that there are many ways of connecting the conductive block 6 to the conductive wire, and one of the ways of disposing the post 7 is included in the protection scope of the present utility model.
Further, the support 3 extends to one side from one end of the base 1 to form a mounting plate 32, and the lifting mechanism 4 is mounted on the mounting plate 32. The mounting plate 32 enables a certain distance to be maintained between the lifting mechanism 4 and the support 3, and thus enables selection of the compact 5 of a suitable size. Preferably, the bottom surface of the mounting plate 32 is parallel to the top surface of the base 1.
Further, the lifting mechanism 4 is mounted on the side of the support 3 adjacent to the other support 3. I.e. the two supporting members 3 are close to each other on the side where the lifting mechanism 4 is mounted, which is beneficial to ensuring that the state of the tested fuse in the test is close to the working state and simultaneously facilitating the mounting of the tested fuse.
Further, the lifting mechanism 4 is a screw rod. The screw rod is adopted as the lifting mechanism 4, so that the lifting mechanism has the advantages of simple structure and high precision, and can realize high-speed feeding and micro-feeding. Preferably, in this embodiment, the lifting mechanism 4 is a ball screw. Preferably, the handle 41 is arranged at the top end of the lifting mechanism 4, the handle 41 is convenient to rotate the screw rod when lifting by adopting the screw rod, a force application point is provided, the lifting speed of the lifting mechanism 4 can be improved, and the testing efficiency is improved.
It will be understood by those skilled in the art that the lifting mechanism 4 only needs to be capable of driving the pressing block 5 to press down and lift up, and alternatively, the lifting mechanism 4 may be a linkage mechanism.
Example 3
As shown in fig. 7, on the basis of embodiment 1 or 2, the embodiment is further optimally designed, and in this embodiment, the shape of the base 1 is cuboid, so that the processing and manufacturing are convenient; the two sides of the support 3 adjacent to the surface on which the lifting mechanism 4 is mounted are provided with a shield 8. The shielding piece 8 can provide shielding protection for the tested fuse, and further reduces the risk of electric shock of test personnel. In this embodiment, the shielding member 8 is rectangular parallelepiped in shape, and preferably, the shielding member 8 is foldable or retractable.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a fuse fusing test tool, its characterized in that includes base (1) and two fixture device (2), fixture device (2) include support piece (3), elevating system (4), briquetting (5) and conducting block (6), support piece (3) with but base (1) sliding connection, elevating system (4) set up in on support piece (3), the bottom fixed connection of elevating system (4) briquetting (5), briquetting (5) can reciprocate, support piece (3) are close to one end fixed connection of base (1) conducting block (6), briquetting (5) with conducting block (6) cooperation can press from both sides tight fuse to be surveyed.
2. A fuse blowing test tool according to claim 1, characterized in that the top surface of the base (1) is provided with a linear sliding rail groove (11), and the support (3) is slidably connected to the base (1) through the sliding rail groove (11).
3. The fuse blowing test tool according to claim 2, wherein two parallel sliding track grooves (11) are formed in the top surface of the base (1), a space is formed between the two sliding track grooves (11), two connecting pieces (31) are arranged at one end, connected with the base (1), of the supporting piece (3), and the two connecting pieces (31) are respectively matched with the two sliding track grooves (11) to achieve sliding connection of the supporting piece (3) and the base (1).
4. A fuse blowing test tool according to claim 1, characterized in that the thickness of the conductive block (6) is in the range of 4-6mm, the distance between the bottom surface of the conductive block (6) and the top surface of the base (1) being less than or equal to 22mm.
5. A fuse blowing test tool in accordance with claim 1, characterized in that the width of the support (3) is greater than the width of the compact (5).
6. A fuse blowing test tool according to claim 1, wherein a through hole (33) is provided at an end of the supporting member (3) close to the base (1), and one end of the conductive block (6) extends into the through hole (33) and is fixedly connected with the supporting member (3).
7. A fuse blowing test tool according to claim 6, characterized in that the through hole (33) is a rectangular through hole, the width of the through hole (33) being greater than or equal to the width of the compact (5).
8. A fuse blowing test tool as claimed in claim 6, characterized in that the portion of the conductive block (6) extending into the through hole (33) is provided with a terminal (7).
9. A fuse blowing test tool in accordance with claim 1 wherein the end of the support (3) remote from the base (1) extends laterally to one side to form a mounting plate (32), the lifting mechanism (4) being mounted to the mounting plate (32).
10. A fuse blowing test tool as claimed in any one of claims 1 to 9, characterized in that the support (3) is provided with a shield (8) on both sides adjacent to the face on which the lifting mechanism (4) is mounted.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202323110339.0U CN221174934U (en) | 2023-11-15 | 2023-11-15 | Fuse fusing test tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202323110339.0U CN221174934U (en) | 2023-11-15 | 2023-11-15 | Fuse fusing test tool |
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CN221174934U true CN221174934U (en) | 2024-06-18 |
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CN202323110339.0U Active CN221174934U (en) | 2023-11-15 | 2023-11-15 | Fuse fusing test tool |
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CN (1) | CN221174934U (en) |
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2023
- 2023-11-15 CN CN202323110339.0U patent/CN221174934U/en active Active
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