CN117559171A - New energy automobile pencil is with preventing tearing device by joint - Google Patents
New energy automobile pencil is with preventing tearing device by joint Download PDFInfo
- Publication number
- CN117559171A CN117559171A CN202410042605.0A CN202410042605A CN117559171A CN 117559171 A CN117559171 A CN 117559171A CN 202410042605 A CN202410042605 A CN 202410042605A CN 117559171 A CN117559171 A CN 117559171A
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- block
- cavity
- fixedly connected
- wire harness
- clamp
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- 230000006978 adaptation Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 230000003044 adaptive effect Effects 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention belongs to the technical field of new energy automobile wire harness installation, and particularly relates to a joint anti-tearing device for a new energy automobile wire harness; comprising the following steps: the plug clamp is used for clamping a plug; the wire harness clamp is used for clamping the wire harness; new energy automobile pencil is with preventing tearing device with joint still includes: a joint breaking preventing unit; according to the invention, the connector anti-breaking unit is arranged, so that the plug clamp can adaptively clamp the plug, and the wire harness clamp can adaptively clamp the wire harness; and make plug clamp and pencil clamp keep in specific distance within range with this realization joint prevent tearing, carry out spacingly promptly when pulling, reduced the risk that the joint was pulled apart, and be difficult for contacting poorly.
Description
Technical Field
The invention belongs to the technical field of new energy automobile wire harness installation, and particularly relates to a joint anti-tearing device for a new energy automobile wire harness.
Background
The new energy automobile wire harness is an electric wire harness system applied to a new energy automobile; the new energy automobile wire harness is a system consisting of a series of wires, cables and connectors, and is used for connecting various electric and electronic equipment and transmitting power and signals;
in the process of using the new energy automobile wire harness, the joint is usually fragile, so when the new energy automobile wire harness is plugged, if the new energy automobile wire harness is pulled, the joint is easily pulled apart, or poor contact is caused.
In view of the above, the present invention solves the above-mentioned problems by providing a joint anti-breaking device for a wire harness of a new energy automobile.
Disclosure of Invention
In order to make up the deficiency of the prior art, the harness connector of the new energy automobile is reduced to be broken; the invention provides a joint anti-tearing device for a new energy automobile wire harness.
The technical scheme adopted for solving the technical problems is as follows: new energy automobile pencil is with preventing tearing device, include: the plug clamp is used for clamping a plug; the wire harness clamp is used for clamping the wire harness; new energy automobile pencil is with preventing tearing device with joint still includes: the connector anti-breaking unit is provided with a connector anti-breaking unit, and can enable the plug clamp to adaptively clamp the plug and enable the wire harness clamp to adaptively clamp the wire harness; and make plug clamp and pencil clamp keep in specific distance within range with this realization joint prevent tearing, carry out spacingly promptly when pulling, reduced the risk that the joint was pulled apart, and be difficult for contacting poorly.
Preferably, the joint anti-tearing unit comprises: the first shaft, the plug clamp is made up of a first block and a second block, the first block is provided with a first chute, the second block is connected with the first block in a sliding way through the first chute; a first cavity is formed in the first block, a first ratchet wheel is fixedly connected to one end of the first cavity, the first shaft penetrates through the side wall of the first block to enter the first cavity, a second ratchet wheel is fixedly connected to the end of the first shaft, and a first spring is arranged between the first shaft and the end of the first cavity; a first rope is wound on the first shaft, the end part of the first rope penetrates through the first cavity to enter the first sliding groove to be fixedly connected with the bottom of the second block, and a second spring is fixedly connected between the bottom of the second block and the bottom of the first sliding groove; the wire harness clamp comprises a third block and two fourth blocks, wherein a second sliding groove is formed in the third block, the two fourth blocks are symmetrically arranged and are connected to the top of the third block in a sliding manner through the second sliding groove, a second cavity is formed in the central part of the second sliding groove, a third cavity is formed in the third block, and a first sleeve is rotationally connected in the second cavity; the end part of the third cavity is fixedly connected with a third ratchet wheel, one end of the second shaft penetrates through the third block to enter the third cavity, the end part of the second shaft is fixedly connected with a fourth ratchet wheel, and a third spring is arranged between the second shaft and the end part of the third cavity; the second shaft passes through the first sleeve and is in sliding connection with the first sleeve; two second ropes are fixedly connected to the first sleeve, the other ends of the two second ropes are connected with corresponding fourth blocks, and fourth springs are fixedly connected between the side walls of the second cavity and the two fourth blocks; and a first rod is fixedly connected between the first block and the third block.
Preferably, a third sliding groove is formed in a position, close to the bottom, of the first block, a fourth cavity is formed in the central position of the third sliding groove, a second sleeve is rotatably connected in the fourth cavity, a fifth cavity is formed in a position, close to the bottom, of the first block, a fifth ratchet wheel is fixedly connected to the end portion of the fifth cavity, a third shaft is rotatably connected to the first block, one end of the third shaft extends into the fifth cavity and is fixedly connected with the sixth ratchet wheel, a fifth spring is arranged between the third shaft and the end portion of the fifth cavity, and the third shaft penetrates through the second sleeve and is in sliding connection with the second sleeve; two ropes are fixedly connected to the sleeve II, one ends of the ropes III are mutually far away and are respectively fixedly connected with a clamping block, the clamping blocks are connected with the clamping blocks in a sliding mode through sliding grooves III, and six springs are respectively fixedly connected between two side walls of the cavity IV and the clamping blocks.
Preferably, a first plate is fixedly connected to a position, close to the top, in the third chute, a gap is formed in the middle of the first plate, a first connecting rod is fixedly connected to the top of each first clamping block, a second clamping block is slidably connected to the top of each first connecting rod, and a seventh spring is fixedly connected between the first connecting rod and the inside of each second clamping block; the first plate does not extend to the two ends of the third sliding groove.
Preferably, each of the four blocks is internally and slidably connected with a second connecting rod, each of the two connecting rods is fixedly connected with an adaptive block at the top, and each group of adaptive blocks is provided with a groove on one surface close to the fourth block.
Preferably, a sixth cavity is formed in the bottom of the fourth block, a first control board is slidably connected in the sixth cavity, a fourth spring and a second rope are fixedly connected to the first control board, and a first air bag is fixedly connected between the first control board and the side wall of the sixth cavity; a seventh cavity is formed in the bottom of the second connecting rod, a locking rod is connected in the seventh cavity in a sliding mode, and a locking groove is formed in the fourth block at a position corresponding to the locking rod; the first air bag is connected with a first pipeline, and the other end of the first pipeline is communicated with a seventh cavity;
the first block and the second block are mutually close to clamp the plug, the second block is mutually close to clamp the wire harness, and the plug is clamped by the plug clamp and the wire harness is clamped by the wire harness clamp, so that the wire harness is limited when being pulled; the first ratchet wheel is matched with the second ratchet wheel, so that the first shaft can only rotate in one direction, namely the first shaft can only wind the first rope; pulling the first spring of the first shaft to shrink, separating the first ratchet wheel from the second ratchet wheel, and then loosening the first rope in the opposite direction, wherein the second block moves upwards under the action of the second spring to loosen the plug; similarly, the second shaft is rotated, the third ratchet wheel is matched with the fourth ratchet wheel, so that the two fourth blocks can only be mutually close, when the second shaft is pulled, the third spring is contracted, and the two fourth blocks can be mutually far away under the action of the fourth spring; the first sleeve can only slide relative to the second shaft and cannot rotate relative to the second shaft; the first rod limits the pulling of the plug and the wire harness; because the shape of the plug is different, for example, the square plug is also provided with a cylindrical plug, the square plug can be well clamped by matching the first block with the second block, but the cylindrical plug is easy to skew, so that the first clamping block and the second clamping block are arranged, after the first block and the second block vertically clamp the cylindrical plug, the third shaft is rotated, the third rope is wound, the first clamping block and the second clamping block limit the plug, the plug is further clamped, and the first clamping block and the second clamping block can be loosened by pulling the third shaft in the same way; the positions of the first clamping block and the second clamping block can be changed up and down, namely the second clamping block can be retracted into the third sliding groove, namely for a square plug, the square plug extrudes the second clamping block to retract, clamping is not affected, for a cylindrical plug, the opposite first clamping block and the second clamping block are mutually close, and a first connecting rod enters a gap of the first plate, so that the second clamping block cannot retract, and the clamping function is realized; the second sleeve can only slide relative to the third shaft and cannot rotate relative to the third shaft; of course, the thickness of the wire harnesses is different, and the wire harnesses with different thicknesses can be met by adjusting the relative positions of the adapting block and the fourth block, namely the extension amount of the second connecting rod; grooves are formed in the surface, close to the fourth block, of each group of adaptation blocks, and are used for adapting to the wire harness; after the adjustment, under the pulling of the second rope, the first control board drives the first air bag to expand, the air in the seventh cavity is pumped away through the first pipeline, and the locking rod moves towards the locking groove to realize locking, namely when the fourth block is pulled to clamp, the adjusted adaptation block is locked and cannot stretch again, so that the clamping stability is facilitated, and the first control board presses the first air bag to be in a contracted rotating state under the action of the fourth spring in an initial state;
when the device is installed, the adaptive block is adjusted to meet the thickness of the wire harness, after the adaptive block is adjusted, the first shaft is rotated to realize the clamping of the plug, whether the third shaft is rotated or not can be selected according to the requirement, and then the wire harness passes through the space between the two fourth blocks and is rotated to the second shaft, so that the two fourth blocks are mutually close to each other to clamp the wire harness; after clamping, the first rod realizes the pulling limit between the plug and the wire harness.
Preferably, the first rod is composed of a first rod and a second rod, the first rod is slidably connected inside the second rod, a first spring is fixedly connected between the first rod and the second rod, a first hole is formed in one end of the first rod, a pulling rod is slidably connected to the side wall of the second rod, and a second spring is fixedly connected between the pulling rod and the inner side wall of the second rod.
Preferably, the end part of the sub rod is fixedly connected with a second air bag, the inside of the second shaft is fixedly connected with a third air bag, the third air bag is fixedly connected with a warning block, the second air bag is fixedly connected with a second pipeline, and the second pipeline passes through the sub rod and the second shaft to be communicated with the third air bag;
after the plug and the wire harness are well clamped, the pulling rod is pulled to unlock the sub-rod, the sub-rod is contracted into the main rod under the action of the spring No. eight, namely the rod No. one is shortened to drive the wire harness between the plug and the wire harness clamping part to be pulled back, a pulling allowance is reserved, and when the wire harness is pulled, the spring No. eight can be stretched, so that the wire harness is not damaged due to the fact that the wire harness is fixed too much when the wire harness is pulled with small amplitude and large force; when the son pole stretches to furthest, no. two gasbag is driven and makes it by female pole tip extrusion to make No. three gasbag inflation through No. two pipelines, the warning piece is popped out promptly, and the warning piece can be handled with obvious colour or fluorescence, and then sends the warning, reminds people that this pencil has taken place to pull, needs to adjust.
The beneficial effects of the invention are as follows:
1. according to the connector anti-tearing device for the new energy automobile wire harness, the connector anti-tearing unit is arranged, so that the plug clamp can adaptively clamp the plug, and the wire harness clamp can adaptively clamp the wire harness; and make plug clamp and pencil clamp keep in specific distance within range with this realization joint prevent tearing, carry out spacingly promptly when pulling, reduced the risk that the joint was pulled apart, and be difficult for contacting poorly.
2. According to the joint anti-tearing device for the new energy automobile wire harness, when the device is installed, the adaptive block is adjusted to meet the thickness of the wire harness, after the adaptive block is adjusted, the first shaft is rotated to realize the clamping of the plug, whether the third shaft is rotated or not can be selected according to requirements, and then the wire harness passes through the space between the two fourth blocks and is rotated to the second shaft, so that the two fourth blocks are mutually close to each other to clamp the wire harness; after clamping, the first rod realizes the pulling limit between the plug and the wire harness.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a top cross-sectional view of the present invention at rod number one;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a partial enlarged view at B of FIG. 3;
FIG. 6 is an enlarged view of a portion of FIG. 3 at C;
FIG. 7 is a partial enlarged view at D of FIG. 6;
FIG. 8 is a side cross-sectional view of a plug clip of the present invention;
FIG. 9 is an enlarged view of a portion at E of FIG. 8;
FIG. 10 is a cross-sectional view of the third and fourth blocks of the present invention;
FIG. 11 is an enlarged view of a portion at F of FIG. 10;
FIG. 12 is a schematic view of the structure of the interior of the fourth block of the present invention;
in the figure: 1. a plug clip; 11. a first block; 111. a first chute; 112. a first cavity; 113. a first ratchet wheel; 12. a second block; 2. a harness clip; 21. third block; 211. a second chute; 212. a second cavity; 213. a third cavity; 214. a first sleeve; 215. a third ratchet wheel; 22. fourth block; 3. a joint breaking preventing unit; 31. a first shaft; 32. a second ratchet wheel; 33. a first spring; 34. a first rope; 35. a second spring; 36. a second shaft; 37. a fourth ratchet wheel; 38. a third spring; 39. a second rope; 391. a spring IV; 4. a first rod; 41. a sub-rod; 42. a female rod; 43. a spring No. eight; 44. a first hole; 45. pulling out a rod; 46. a spring nine; 5. a third chute; 51. a fourth cavity; 52. a second sleeve; 53. a fifth cavity; 531. a fifth ratchet wheel; 54. a third shaft; 541. a sixth ratchet wheel; 542. a fifth spring; 55. a third rope; 56. a first clamping block; 57. a spring number six; 58. a first plate; 59. a first connecting rod; 591. a second clamping block; 592. a spring number seven; 6. a second connecting rod; 61. an adaptation block; 62. a sixth cavity; 63. a first control board; 64. a first air bag; 65. a seventh cavity; 66. a locking lever; 67. a locking groove; 68. a first pipeline; 7. a second air bag; 71. a third air bag; 72. a warning block; 73. and a second pipeline.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 and 2, the invention provides a joint anti-breaking device for a new energy automobile wire harness, which comprises: a plug clamp 1, wherein the plug clamp 1 is used for clamping a plug; a harness clip 2, the harness clip 2 being configured to clip a harness; new energy automobile pencil is with preventing tearing device still includes: the connector anti-breaking unit 3, the connector anti-breaking unit 3 can enable the plug clamp 1 to clamp the plug in a self-adaptive manner, and enable the wire harness clamp 2 to clamp the wire harness in a self-adaptive manner; and the plug clamp 1 and the wire harness clamp 2 are kept within a specific distance range so as to realize the anti-breaking of the connector;
when the novel energy automobile wire harness is used, the joint is usually fragile, so that when the novel energy automobile wire harness is plugged, if the novel energy automobile wire harness is pulled, the joint is easily pulled apart, or poor contact is caused; the connector anti-tearing unit 3 is arranged, and the connector anti-tearing unit 3 can enable the plug clamp 1 to clamp the plug in a self-adaptive manner and enable the wire harness clamp 2 to clamp the wire harness in a self-adaptive manner; and make plug clamp 1 and pencil clamp 2 keep in specific distance within range so that realize that the joint prevents tearing, carry out spacing when pulling promptly, reduced the risk that the joint was pulled apart, and be difficult for contacting poorly.
As a specific embodiment of the present invention, as shown in fig. 3, 6, 7, 8, 9, and 10, the joint anti-tear unit 3 includes: the first shaft 31, the plug clamp 1 is composed of a first block 11 and a second block 12, a first sliding groove 111 is formed in the first block 11, and the second block 12 is in sliding connection with the first block 11 through the first sliding groove 111; a first cavity 112 is formed in the first block 11, a first ratchet 113 is fixedly connected to one end of the first cavity 112, a first shaft 31 penetrates through the side wall of the first block 11 to enter the first cavity 112, a second ratchet 32 is fixedly connected to the end of the first shaft 31, and a first spring 33 is arranged between the first shaft 31 and the end of the first cavity 112; the first rope 34 is wound on the first shaft 31, the end part of the first rope 34 passes through the first cavity 112 and enters the first chute 111 to be fixedly connected with the bottom of the second block 12, and the second spring 35 is fixedly connected between the bottom of the second block 12 and the bottom of the first chute 111; the second shaft 36, the wire harness clip 2 is composed of a third block 21 and two fourth blocks 22, the third block 21 is provided with a second sliding groove 211, the two fourth blocks 22 are symmetrically arranged and are connected to the top of the third block 21 in a sliding way through the second sliding groove 211, a second cavity 212 is arranged in the central part of the second sliding groove 211, a third cavity 213 is arranged in the third block 21, and a first sleeve 214 is rotationally connected in the second cavity 212; the end part of the third cavity 213 is fixedly connected with a third ratchet 215, one end of the second shaft 36 passes through the third block 21 to enter the third cavity 213, the end part is fixedly connected with a fourth ratchet 37, and a third spring 38 is arranged between the second shaft 36 and the end part of the third cavity 213; the second shaft 36 passes through and is slidably connected to the first sleeve 214; two second ropes 39 are fixedly connected to the first sleeve 214, the other ends of the two second ropes 39 are connected with the corresponding fourth blocks 22, and a fourth spring 391 is fixedly connected between the side wall of the second cavity 212 and the two fourth blocks 22; the first rod 4 is fixedly connected between the first block 11 and the third block 21;
as shown in fig. 3, fig. 4 and fig. 8, a third sliding groove 5 is formed in a position, close to the bottom, of the first block 11, a fourth cavity 51 is formed in the central position of the third sliding groove 5, a second sleeve 52 is rotatably connected inside the fourth cavity 51, a fifth cavity 53 is formed in a position, close to the bottom, of the first block 11, a fifth ratchet 531 is fixedly connected to the end of the fifth cavity 53, a third shaft 54 is rotatably connected to the first block 11, one end of the third shaft 54 extends into the fifth cavity 53 and is fixedly connected with a sixth ratchet 541, a fifth spring 542 is arranged between the third shaft 54 and the end of the fifth cavity 53, and the third shaft 54 penetrates through the second sleeve 52 and is slidably connected with the second sleeve 52; two third ropes 55 are fixedly connected to the second sleeve 52, one ends of the two third ropes 55 are far away from each other and are fixedly connected with a first clamping block 56 respectively, the two first clamping blocks 56 are in sliding connection with the first block 11 through a third sliding chute 5, and six springs 57 are fixedly connected between two side walls of the fourth cavity 51 and the two first clamping blocks 56 respectively;
as shown in fig. 8 and 9, a first plate 58 is fixedly connected to a position, close to the top, in the third chute 5, a gap is formed in the middle of the first plate 58, a first connecting rod 59 is fixedly connected to the top of each first clamping block 56, a second clamping block 591 is slidably connected to the top of each first connecting rod 59, and a seventh spring 592 is fixedly connected between the first connecting rod 59 and the inside of the second clamping block 591; the first plate 58 does not extend to the two ends of the third chute 5;
as shown in fig. 1, 2 and 10, a second connecting rod 6 is slidably connected inside each fourth block 22, an adaptive block 61 is fixedly connected to the top of each second connecting rod 6, and a groove is formed in one surface, close to the fourth block 22, of each group of adaptive blocks 61;
as shown in fig. 10, 11 and 12, a sixth cavity 62 is formed at the bottom of the fourth block 22, a first control board 63 is slidably connected in the sixth cavity 62, a fourth spring 391 and a second rope 39 are fixedly connected to the first control board 63, and a first air bag 64 is fixedly connected between the first control board 63 and the side wall of the sixth cavity 62; a seventh cavity 65 is formed in the bottom of the second connecting rod 6, a locking rod 66 is connected inside the seventh cavity 65 in a sliding manner, and a locking groove 67 is formed in the fourth block 22 at a position corresponding to the locking rod 66; the first air bag 64 is connected with a first pipeline 68, and the other end of the first pipeline 68 is communicated with a seventh cavity 65;
when the wire harness clamping device works, the first block 11 and the second block 12 are mutually close to clamp the plug, the second block 22 is mutually close to clamp the wire harness, and the plug clamp 1 clamps the plug and the wire harness clamp 2 clamps the wire harness, so that the wire harness is limited when being pulled; the first ratchet 113 and the second ratchet 32 are matched with each other, so that the first shaft 31 can only rotate in one direction, that is, the first shaft 31 can only wind the first rope 34; pulling the first spring 33 of the first shaft 31 to shrink, separating the first ratchet 113 from the second ratchet 32, and then loosening the first rope 34 in the opposite direction, wherein the second block 12 moves upwards under the action of the second spring 35 to loosen the plug; similarly, the second shaft 36 is rotated, the third ratchet 215 is matched with the fourth ratchet 37, so that the two fourth blocks 22 can only be close to each other, when the second shaft 36 is pulled, the third spring 38 is contracted, and the two fourth blocks 22 can be far away from each other under the action of the fourth spring 391; the first sleeve 214 can only slide relative to the second shaft 36 and cannot rotate relative to the second shaft; the first rod 4 limits the pulling of the plug and the wire harness; because the shape of the plug is different, for example, a square plug and a cylindrical plug are also adopted, the square plug can be well clamped by matching the first block 11 with the second block 12, but the cylindrical plug is easy to skew, so that the first clamping block 56 and the second clamping block 591 are arranged, after the first block 11 and the second block 12 clamp the cylindrical plug up and down, the third shaft 54 is rotated, the third rope 55 is wound, the first clamping block 56 and the second clamping block 591 limit the plug, the plug is further clamped, and the third shaft 54 is pulled to loosen the first clamping block 56 and the second clamping block 591; the first clamping block 56 and the second clamping block 591 are arranged, so that the positions of the first clamping block 56 and the second clamping block 591 can be changed up and down, namely the second clamping block 591 can be retracted into the third sliding groove 5, namely for a square plug, the square plug extrudes the second clamping block 591 to retract, clamping is not affected, for a cylindrical plug, the opposite first clamping block 56 and the second clamping block 591 are mutually close, and a first connecting rod 59 enters a gap of the first plate 58, so that the second clamping block 591 cannot retract, and the clamping function is realized; the second sleeve 52 can only slide relative to the third shaft 54 and cannot rotate relative to the third shaft; of course, the thickness of the wire harnesses is different, and the wire harnesses with different thicknesses can be met by adjusting the relative positions of the adapting block 61 and the fourth block 22, namely the extension amount of the second connecting rod 6; one surface of each group of adapting blocks 61, which is close to the fourth block 22, is provided with a groove for adapting to the wire harness; after the adjustment, under the pulling of the second rope 39, the first control board 63 drives the first air bag 64 to expand, the air in the seventh cavity 65 is pumped away through the first pipeline 68, and the locking rod 66 moves towards the locking groove 67 to realize locking, namely when the fourth block 22 is pulled to clamp, the adjusted adaptive block 61 is locked and does not stretch again, so that the clamping stability is facilitated, and of course, under the action of the fourth spring 391, the first control board 63 presses the first air bag 64 to enable the first air bag 64 to be in a contracted rotating state;
when the device is installed, the adaptive block 61 is adjusted to meet the thickness of the wire harness, the first shaft 31 is rotated to realize the clamping of the plug clamp 1, whether the third shaft 54 is rotated or not can be selected according to the requirement, and then the wire harness passes through the space between the two fourth blocks 22 and is rotated to the second shaft 36, so that the two fourth blocks 22 are mutually close to each other to clamp the wire harness; after clamping, the first rod 4 realizes the pulling limit between the plug and the wire harness.
As a specific embodiment of the present invention, as shown in fig. 3, 5 and 6, the first rod 4 is composed of a first rod 41 and a second rod 42, the first rod 41 is slidably connected inside the second rod 42, a eighth spring 43 is fixedly connected between the first rod 41 and the second rod 42, a first hole 44 is formed at one end of the first rod 41, a pulling rod 45 is slidably connected to a side wall of the second rod 42, and a ninth spring 46 is fixedly connected between the pulling rod 45 and the side wall of the second rod 42;
as shown in fig. 3, 5 and 6, the end part of the sub-rod 41 is fixedly connected with a second air bag 7, the inside of the second shaft 36 is fixedly connected with a third air bag 71, the third air bag 71 is fixedly connected with a warning block 72, the second air bag 7 is fixedly connected with a second pipeline 73, and the second pipeline 73 passes through the sub-rod 41 and the second shaft 36 to be communicated with the third air bag 71;
when the wire harness clamping device works, after the plug and the wire harness are clamped, the pulling rod 45 is pulled to unlock the sub-rod 41, the sub-rod 41 is contracted into the main rod 42 under the action of the spring No. eight 43, namely the rod No. 4 is shortened to drive the wire harness between the plug and the clamping part of the wire harness clamp 2 to be pulled back, a pulling allowance is reserved, and when the wire harness is pulled, the spring No. eight 43 can be stretched, so that the wire harness is not damaged due to the fact that the wire harness is fixed too much when the wire harness is pulled with small amplitude and large force; when the secondary rod 41 stretches to the maximum, the secondary air bag 7 is driven to be extruded by the end part of the primary rod 42, so that the tertiary air bag 71 is expanded through the secondary pipeline 73, namely the warning block 72 is ejected, the warning block 72 can be treated with obvious color or fluorescence, and further warning is sent out to remind people that the wire harness is pulled, and adjustment is needed.
Claims (8)
1. New energy automobile pencil is with preventing tearing device, include:
a plug clamp (1), wherein the plug clamp (1) is used for clamping a plug;
a harness clip (2), the harness clip (2) being configured to clip a harness;
the method is characterized in that: new energy automobile pencil is with preventing tearing device with joint still includes:
the connector anti-tearing unit (3) can enable the plug clamp (1) to clamp the plug in a self-adaptive mode, and enable the wire harness clamp (2) to clamp the wire harness in a self-adaptive mode; and the plug clamp (1) and the wire harness clamp (2) are kept within a specific distance range so as to realize the joint breaking prevention.
2. The joint anti-tearing device for a wire harness of a new energy automobile according to claim 1, wherein: the joint anti-tearing unit (3) comprises:
the plug clamp (1) is composed of a first block (11) and a second block (12), a first sliding groove (111) is formed in the first block (11), and the second block (12) is connected with the first block (11) in a sliding mode through the first sliding groove (111); a first cavity (112) is formed in the first block (11), a first ratchet wheel (113) is fixedly connected to one end of the first cavity (112), the first shaft (31) penetrates through the side wall of the first block (11) to enter the first cavity (112), a second ratchet wheel (32) is fixedly connected to the end of the first shaft, and a first spring (33) is arranged between the first shaft (31) and the end of the first cavity (112); a first rope (34) is wound on the first shaft (31), the end part of the first rope (34) passes through the first cavity (112) and enters the first sliding groove (111) to be fixedly connected with the bottom of the second block (12), and a second spring (35) is fixedly connected between the bottom of the second block (12) and the bottom of the first sliding groove (111);
the wire harness clamp (2) is composed of a third block (21) and two fourth blocks (22), a second sliding groove (211) is formed in the third block (21), the two fourth blocks (22) are symmetrically arranged and are connected to the top of the third block (21) in a sliding mode through the second sliding groove (211), a second cavity (212) is formed in the central portion of the second sliding groove (211), a third cavity (213) is formed in the third block (21), and a first sleeve (214) is rotatably connected to the inside of the second cavity (212); the end part of the third cavity (213) is fixedly connected with a third ratchet wheel (215), one end of the second shaft (36) penetrates through the third block (21) to enter the third cavity (213) and is fixedly connected with a fourth ratchet wheel (37), and a third spring (38) is arranged between the second shaft (36) and the end part of the third cavity (213); the second shaft (36) passes through the first sleeve (214) and is in sliding connection with the first sleeve; two second ropes (39) are fixedly connected to the first sleeve (214), the other ends of the two second ropes (39) are connected with corresponding fourth blocks (22), and fourth springs (391) are fixedly connected between the side walls of the second cavity (212) and the two fourth blocks (22);
the first rod (4) is fixedly connected between the first block (11) and the third block (21).
3. The joint anti-tearing device for a wire harness of a new energy automobile according to claim 2, wherein: a third sliding groove (5) is formed in a position, close to the bottom, of the first block (11), a fourth cavity (51) is formed in the central position of the third sliding groove (5), a second sleeve (52) is rotationally connected inside the fourth cavity (51), a fifth cavity (53) is formed in a position, close to the bottom, of the first block (11), a fifth ratchet wheel (531) is fixedly connected to the end portion of the fifth cavity (53), a third shaft (54) is rotationally connected to the first block (11), one end of the third shaft (54) extends into the fifth cavity (53) and is fixedly connected with a sixth ratchet wheel (541), a fifth spring (542) is arranged between the ends of the third shaft (54) and the fifth cavity (53), and the third shaft (54) penetrates through the second sleeve (52) and is in sliding connection with the second sleeve (52). Two No. three ropes (55) have been linked firmly on No. two sleeve (52), two No. three ropes (55) one end keep away from each other and has linked firmly a clamp splice (56) respectively, two No. one clamp splice (56) are through No. three spout (5) and No. one piece (11) sliding connection, no. four chamber (51) both sides wall has linked firmly No. six springs (57) respectively to between two clamp splice (56).
4. The joint anti-tearing device for a wire harness of a new energy automobile according to claim 3, wherein: a first plate (58) is fixedly connected to a part, close to the top, in the third sliding groove (5), a gap is formed in the middle of the first plate (58), a first connecting rod (59) is fixedly connected to the top of each first clamping block (56), a second clamping block (591) is slidably connected to the top of each first connecting rod (59), and a seventh spring (592) is fixedly connected between the first connecting rod (59) and the inside of each second clamping block (591); the first plate (58) does not extend to the two ends of the third chute (5).
5. The joint anti-tearing device for a wire harness of a new energy automobile according to claim 4, wherein: every equal sliding connection No. two connecting rods (6) in No. four piece (22) are inside, every No. two connecting rods (6) have linked firmly adaptation piece (61) at the top, every group adaptation piece (61) all set up flutedly with No. four piece (22) one side that is close to.
6. The joint anti-tearing device for a wire harness of a new energy automobile according to claim 5, wherein: a first control board (63) is slidably connected in the first cavity (62), a fourth spring (391) and a second rope (39) are fixedly connected to the first control board (63), and a first air bag (64) is fixedly connected between the first control board (63) and the side wall of the first cavity (62); a seventh cavity (65) is formed in the bottom of the second connecting rod (6), a locking rod (66) is connected inside the seventh cavity (65) in a sliding mode, and a locking groove (67) is formed in the fourth block (22) at a position corresponding to the locking rod (66); the first air bag (64) is connected with a first pipeline (68), and the other end of the first pipeline (68) is communicated with a seventh cavity (65).
7. The joint anti-tearing device for a wire harness of a new energy automobile according to claim 6, wherein: the utility model discloses a pole (4) comprises son pole (41) and female pole (42), son pole (41) sliding connection is inside in female pole (42), son pole (41) have linked firmly No. eight spring (43) between the inside of female pole (42), hole (44) have been seted up to one end of son pole (41), the lateral wall sliding connection of female pole (42) has pull rod (45), pull rod (45) have linked firmly nine spring (46) with between the inside of female pole (42) lateral wall.
8. The joint anti-tearing device for a wire harness of a new energy automobile according to claim 7, wherein: the end part of the sub rod (41) is fixedly connected with a second air bag (7), the inside of the second shaft (36) is fixedly connected with a third air bag (71), the third air bag (71) is fixedly connected with a warning block (72), the second air bag (7) is fixedly connected with a second pipeline (73), and the second pipeline (73) penetrates through the sub rod (41) and the second shaft (36) to be communicated with the third air bag (71).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410042605.0A CN117559171B (en) | 2024-01-11 | 2024-01-11 | New energy automobile pencil is with preventing tearing device by joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410042605.0A CN117559171B (en) | 2024-01-11 | 2024-01-11 | New energy automobile pencil is with preventing tearing device by joint |
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| CN117559171A true CN117559171A (en) | 2024-02-13 |
| CN117559171B CN117559171B (en) | 2024-03-22 |
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| CN202410042605.0A Active CN117559171B (en) | 2024-01-11 | 2024-01-11 | New energy automobile pencil is with preventing tearing device by joint |
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| Publication number | Publication date |
|---|---|
| CN117559171B (en) | 2024-03-22 |
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