CN213537170U - Fork truck battery connection cable structure - Google Patents
Fork truck battery connection cable structure Download PDFInfo
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- CN213537170U CN213537170U CN202022109348.8U CN202022109348U CN213537170U CN 213537170 U CN213537170 U CN 213537170U CN 202022109348 U CN202022109348 U CN 202022109348U CN 213537170 U CN213537170 U CN 213537170U
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Abstract
The utility model relates to a fork truck battery connecting cable conductor structure, including the cable conductor, locate two copper splicing at cable conductor both ends respectively, the center of copper splicing is equipped with external connecting hole, and the one end of copper splicing is the welding end, and the welding end is equipped with two screw holes, and this screw hole is located the middle part of face of weld, and the welding end of copper splicing is equipped with clamping device, and the both ends heart yearn of cable conductor is respectively through the face of weld fixed connection of the welding end of clamping device with the copper splicing. The forklift battery connecting cable structure has the advantages of high processing efficiency, low labor cost and more reliable quality, and can thoroughly avoid the insufficient soldering and dropping of the copper contact pieces and the cable conductor core wires, thereby resulting in the occurrence of non-conduction or short circuit ignition accidents.
Description
Technical Field
The utility model relates to a battery connecting wire technical field especially relates to a fork truck battery connecting cable structure.
Background
Lead-acid batteries have been widely used in various fields as an energy storage device. When the electric forklift battery is produced and charged and finished products are assembled, the batteries are required to be connected together, and the connected medium is a forklift battery connecting wire. Because fork truck battery case is the PP material, with the end of a thread of battery electrode connection, require to use the part of PP (PP is polypropylene, belongs to a kind of plastics) material equally, match and provide safeguard function. On the other hand, the forklift batteries are closely arranged, so that the connection line is required to have good bending flexibility and convenient installation. In addition, the battery can generate heat in the charging and discharging process, the accumulated heat can enable the electrolyte in the battery to generate gas, when the gas is excessive, a part of the gas can be discharged through the safety valve, the discharged part of the gas is acidic, and the metal substance can be corroded, so that the connecting wire is required to be a sealing body, the acidic substance can be prevented from entering, and the copper material can be prevented from being corroded and oxidized.
The joint of the copper tab on the connecting wire and the cable needs to be firmly welded together, and the connecting wire needs to bear certain longitudinal tension and transverse tearing force without falling off, otherwise, the safety accidents of battery short circuit, non-conduction and even ignition can be caused.
The existing connection mode of the battery connection cable of the forklift has the following defects:
(1) welding the copper connecting sheet and the cable by using a welding machine cannot achieve firm welding of one hundred percent of each wire, and the possibility of cold welding exists;
(2) the cable needs to be prewelded and then fixedly welded with the copper connecting sheet, and the two welding processes are adopted, so that the working efficiency is low.
In order to overcome the defects, the invention provides a forklift battery connecting cable structure.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an invention aim at solving current battery connecting cable line, it is firm that every line of percentage can not be accomplished with welding machine welding copper splicing and cable conductor all to weld, has the possibility of rosin joint, and the cable conductor needs first prewelding, welds with the copper splicing together solid again, twice welding process, problem that work efficiency is low. The concrete solution is as follows:
the utility model provides a fork truck battery connection cable conductor structure, includes the cable conductor, locates two copper splicing at cable conductor both ends respectively, and the center of copper splicing is equipped with external connecting hole, and the one end of copper splicing is the welding end, and the welding end is equipped with two screw holes, and this screw hole is located the middle part of face of weld, and the welding end of copper splicing is equipped with clamping device, and the both ends heart yearn of cable conductor is respectively through the face of weld fixed connection of the welding end of clamping device with the copper splicing.
Furthermore, the other end of the copper connecting sheet is arc-shaped, and the other end is provided with two positioning holes.
Furthermore, the welding end of the copper connecting sheet and the part interface of the copper connecting sheet are provided with upward bends, and the welding surface of the welding end is parallel to the plane of the copper connecting sheet.
Further, the circular arc is the R10 radian, the diameter of connecting hole is 10.5mm, the diameter of screw hole is 2mm, the diameter of locating hole is 2 mm.
Furthermore, the core wire of the cable is formed by twisting seven core wires, and each core wire is formed by twisting a plurality of thin copper wires.
Further, the exposed length of the core wires at the two ends of the cable is 7.85 mm.
Furthermore, the minimum distance between the circle center of the connecting hole and the welding surface is 16.65mm, and the distance between the circle centers of the two positioning holes is 3.89 mm.
Alternative 1:
the clamping device is two countersunk first copper screws, the first copper screws are arranged in the screw holes from bottom to top and are exposed out of the welding surface, seven wire packages formed by the core wires are uniformly distributed between the two first copper screws and outside the two first copper screws, and the wire packages, the two first copper screws and the welding surface are welded into a whole by positioning through a welding die of the medium-frequency inverter welding machine.
Alternative 2:
the clamping device is two countersunk head second copper screws, the second copper screws are arranged in the screw holes from bottom to top and are exposed out of the welding surface, seven wire packages formed by the core wires are uniformly distributed between the two second copper screws and outside the two second copper screws, the two second copper screws and the wire packages are fastened between the first clamping plate and the welding surface, and the first clamping plate, the wire packages, the two second copper screws and the welding surface are welded into a whole by positioning through a welding die of the medium-frequency inverter welding machine.
Alternative 3:
the clamping device is two countersunk head second copper screws, the second copper screws are arranged in the screw holes from bottom to top and are exposed out of the welding surface, seven wire packages formed by the core wires are uniformly distributed between the two second copper screws and outside the two second copper screws, the two second copper screws and the wire packages are fastened between the second clamping plate and the welding surface, and the second clamping plate, the wire packages, the two second copper screws and the welding surface are welded into a whole by positioning through a welding die of the medium-frequency inverter welding machine. The second clamping plate is divided into two parts, one part is formed by bending the extending block at one side of the welding end upwards, and the other part is formed by bending the extending block at the other side of the welding end upwards.
To sum up, adopt the utility model discloses a technical scheme has following beneficial effect:
the scheme solves the problems that the existing battery connecting cable cannot weld every one hundred percent firmly by welding a copper connecting sheet and the cable with a welding machine, the possibility of insufficient welding exists, the cable needs to be prewelded firstly and then fixedly welded together with the copper connecting sheet, two welding procedures are adopted, and the working efficiency is low.
The scheme has the following advantages:
(1) the accident that the copper connecting sheet of the forklift connecting line and the cable conductor core wire fall off to cause non-conduction or short circuit ignition due to insufficient welding can be thoroughly avoided, the copper connecting sheet and the cable conductor core wire are fused together by the copper screw after welding, the tension of a welding surface is increased, the core wire and the copper connecting sheet can be fastened together by the first clamping plate or the second clamping plate in the scheme, the copper connecting sheet and the copper wire are subjected to insufficient welding in case of poor welding in the welding process of the welding machine, and potential safety quality hazards caused by falling of the copper connecting sheet and the core wire and non-conduction can be avoided due to the effects of the copper screw and the clamping plates (including the first clamping plate and the second clamping plate), and the tension;
(2) only one welding procedure is needed, the time is saved by 40 percent compared with the existing welding process, and the production efficiency is improved;
(3) the copper tab is tin plated and has an anti-corrosion function.
In a word, the fork truck battery connection cable conductor structure of this scheme, machining efficiency is high, the recruitment is with low costs, the quality is more reliable, can thoroughly stop copper splicing and cable conductor heart yearn rosin joint, drop, lead to the occurence of failure that non-conduction or short circuit caught fire.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed to be used in the description of the embodiments of the present invention will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.
Fig. 1 is a top view of the structure of a forklift battery connection cable of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a partial structural view of embodiment 1 of the present invention;
fig. 4 is a partial structural view of embodiment 2 of the present invention;
fig. 5 is a partial configuration diagram according to embodiment 3 of the present invention.
Description of reference numerals:
10-cable wire, 11-core wire, 20-copper connecting sheet, 21-connecting hole, 22-screw hole, 23-positioning hole, 24-welding end, 25-bending, 26-second clamping plate, 30-first copper screw, 31-second copper screw and 32-first clamping plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 3, a forklift battery connecting cable structure includes a cable 10, two copper tabs 20 respectively disposed at two ends of the cable 10, an external connecting hole 21 is disposed at the center of the copper tab 20, one end of the copper tab 20 is a welding end 24, the welding end 24 is provided with two screw holes 22, the screw holes 22 are located in the middle of a welding surface, the welding end 24 of the copper tab 20 is provided with a clamping device, and two end cores 11 of the cable 10 are respectively fixedly connected with the welding surface of the welding end 24 of the copper tab 20 through the clamping device. The copper tab 20 has a thickness of 2 mm.
Further, the other end of the copper tab 20 is formed in a circular arc shape, and the end is provided with two positioning holes 23.
Further, the welding end 24 of the copper tab 20 is provided with an upward bend 25 at the interface with the middle of the copper tab 20, and the welding surface of the welding end 24 is parallel to the plane of the copper tab 20.
Further, the arc is R10 radian, the diameter of connecting hole 21 is 10.5mm, the diameter of screw hole 22 is 2mm, and the diameter of locating hole 23 is 2 mm.
Further, the cable 10 has seven twisted core wires 11, and each core wire 11 is formed by twisting a plurality of thin copper wires (the thin copper wires are not shown). The diameter of the fine copper wire is preferably 0.18 mm.
Further, the exposed length of the core wires 11 at both ends of the cable wire 10 is 7.85 mm.
Further, the minimum distance between the circle center of the connecting hole 21 and the welding surface is 16.65mm, and the distance between the circle centers of the two positioning holes 23 is 3.89 mm.
The clamping device is two countersunk first brass screws 30 (the specification is 2 multiplied by 5mm), the first brass screws 30 are arranged in screw holes 22 from bottom to top (the screw holes 22 are matched with the countersunk brass screws 30 in structure) and are exposed on a welding surface, coils (the details of thin copper wires are omitted in each core wire in figure 3, and the coils are twisted by a plurality of copper wires) consisting of seven core wires 11 are uniformly distributed (slightly flattened) between the two first brass screws 30 and on the outer sides of the two first brass screws 30, and the coils, the two first brass screws 30 and the welding surface are welded (fused) into a whole by positioning through a welding mould (not shown in the figure) of a medium-frequency inverter welding machine. The thickness of the welded coil is 1.5 mm.
Example 2:
as shown in fig. 4, the difference from embodiment 1 is that the clamping device is two countersunk second copper screws 31 (the specification is 2 × 8mm), the second copper screws 31 are installed into the screw holes 22 from bottom to top and are exposed on the welding surface, the coils composed of seven core wires 11 are uniformly distributed (slightly squashed) between the two second copper screws 31 and the outer sides of the two second copper screws 31, the two second copper screws 31 and the coils are fastened between the first clamping plate 32 (the screw holes 22 are also arranged on the first clamping plate 32) and the welding surface, and then the first clamping plate 32, the coils, the two second copper screws 31 and the welding surface are welded into a whole by positioning through the welding mold of the intermediate frequency inverter welding machine. The rest of the contents are the same as those of embodiment 1, and are not described again here.
Example 3:
as shown in fig. 5, the difference from embodiment 1 is that the clamping device is two countersunk second brass screws 31, the second brass screws 31 are installed in the screw holes 22 from bottom to top and exposed on the welding surface, the coils composed of seven core wires 11 are uniformly distributed (slightly flattened) between the two second brass screws 31 and outside the two second brass screws 31, the two second brass screws 31 and the coils are fastened between the second clamping plate 26 (the screw holes 22 are also arranged on the second clamping plate 26) and the welding surface, and the second clamping plate 26, the coils, the two second brass screws 31 and the welding surface are welded into a whole by positioning through the welding mold of the intermediate frequency inverter welding machine. The second clamping plate 26 is divided into two parts, one part is formed by bending an extending block at one side of the welding end 24 upwards, and the other part is formed by bending an extending block at the other side of the welding end 24 upwards. The rest of the contents are the same as those of embodiment 1, and are not described again here.
To sum up, adopt the utility model discloses a technical scheme has following beneficial effect:
the scheme solves the problems that the existing battery connecting cable cannot weld every one hundred percent firmly by welding a copper connecting sheet and the cable with a welding machine, the possibility of insufficient welding exists, the cable needs to be prewelded firstly and then fixedly welded together with the copper connecting sheet, two welding procedures are adopted, and the working efficiency is low.
The scheme has the following advantages:
(1) the accident that the copper connecting sheet of the forklift connecting line and the cable conductor core wire fall off to cause non-conduction or short circuit ignition due to insufficient welding can be thoroughly avoided, the copper connecting sheet and the cable conductor core wire are fused together by the copper screw after welding, the tension of a welding surface is increased, the core wire and the copper connecting sheet can be fastened together by the first clamping plate or the second clamping plate in the scheme, the copper connecting sheet and the copper wire are subjected to insufficient welding in case of poor welding in the welding process of the welding machine, and potential safety quality hazards caused by falling of the copper connecting sheet and the core wire and non-conduction can be avoided due to the effects of the copper screw and the clamping plates (including the first clamping plate and the second clamping plate), and the tension;
(2) only one welding procedure is needed, the time is saved by 40 percent compared with the existing welding process, and the production efficiency is improved;
(3) the copper tab is tin plated and has an anti-corrosion function.
In a word, the fork truck battery connection cable conductor structure of this scheme, machining efficiency is high, the recruitment is with low costs, the quality is more reliable, can thoroughly stop copper splicing and cable conductor heart yearn rosin joint, drop, lead to the occurence of failure that non-conduction or short circuit caught fire.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.
Claims (10)
1. The utility model provides a fork truck battery connecting cable line structure which characterized in that: including the cable conductor, locate two copper splicing at cable conductor both ends respectively, the center of copper splicing is equipped with external connecting hole, and the one end of copper splicing is the welding end, and the welding end is equipped with two screw holes, and this screw hole is located the middle part of face of weld, and the welding end of copper splicing is equipped with clamping device, and the both ends heart yearn of cable conductor is respectively through the face of weld fixed connection of the welding end of clamping device with the copper splicing.
2. The forklift battery connection cable structure of claim 1, wherein: the other end of the copper connecting sheet is arc-shaped, and two positioning holes are formed in the other end of the copper connecting sheet.
3. The forklift battery connection cable structure of claim 2, wherein: the welding end of the copper connecting sheet and the part interface of the copper connecting sheet are provided with upward bends, and the welding surface of the welding end is parallel to the plane of the copper connecting sheet.
4. The forklift battery connection cable structure of claim 3, wherein: the circular arc is the R10 radian, the diameter of connecting hole is 10.5mm, the diameter of screw hole is 2mm, the diameter of locating hole is 2 mm.
5. The forklift battery connection cable structure of claim 4, wherein: the core wire of the cable is formed by twisting seven wires, and each core wire is formed by twisting a plurality of thin copper wires.
6. The forklift battery connection cable structure of claim 5, wherein: the exposed length of the core wires at the two ends of the cable is 7.85 mm.
7. The forklift battery connection cable structure of claim 6, wherein: the minimum distance between the circle center of the connecting hole and the welding surface is 16.65mm, and the distance between the circle centers of the two positioning holes is 3.89 mm.
8. The forklift battery connection cable structure of claim 7, wherein: the clamping device is two countersunk first copper screws, the first copper screws are arranged in the screw holes from bottom to top and are exposed out of the welding surface, seven wire packages formed by the core wires are uniformly distributed between the two first copper screws and outside the two first copper screws, and the wire packages, the two first copper screws and the welding surface are welded into a whole by positioning through a welding die of the medium-frequency inverter welding machine.
9. The forklift battery connection cable structure of claim 7, wherein: the clamping device is two countersunk head second copper screws, the second copper screws are arranged in the screw holes from bottom to top and are exposed out of the welding surface, seven wire packages formed by the core wires are uniformly distributed between the two second copper screws and outside the two second copper screws, the two second copper screws and the wire packages are fastened between the first clamping plate and the welding surface, and the first clamping plate, the wire packages, the two second copper screws and the welding surface are welded into a whole by positioning through a welding die of the medium-frequency inverter welding machine.
10. The forklift battery connection cable structure of claim 7, wherein: the clamping device is two countersunk second copper screws which are arranged in the screw holes from bottom to top and exposed out of the welding surface, seven coils consisting of core wires are uniformly distributed between the two second copper screws and outside the two second copper screws, the two second copper screws and the coils are fastened between the second clamping plate and the welding surface, and the second clamping plate, the coils, the two second copper screws and the welding surface are welded into a whole by positioning through a welding die of a medium-frequency inverter welding machine; the second clamping plate is divided into two parts, one part is formed by bending the extending block at one side of the welding end upwards, and the other part is formed by bending the extending block at the other side of the welding end upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022109348.8U CN213537170U (en) | 2020-09-22 | 2020-09-22 | Fork truck battery connection cable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022109348.8U CN213537170U (en) | 2020-09-22 | 2020-09-22 | Fork truck battery connection cable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213537170U true CN213537170U (en) | 2021-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022109348.8U Active CN213537170U (en) | 2020-09-22 | 2020-09-22 | Fork truck battery connection cable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213537170U (en) |
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2020
- 2020-09-22 CN CN202022109348.8U patent/CN213537170U/en active Active
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