CN204578044U - A kind of strain relief clamp connection device - Google Patents
A kind of strain relief clamp connection device Download PDFInfo
- Publication number
- CN204578044U CN204578044U CN201520329244.4U CN201520329244U CN204578044U CN 204578044 U CN204578044 U CN 204578044U CN 201520329244 U CN201520329244 U CN 201520329244U CN 204578044 U CN204578044 U CN 204578044U
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- pressing plate
- connection device
- strain relief
- clamp connection
- relief clamp
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Abstract
The utility model relates to a kind of strain relief clamp connection device, comprise nut, cord grip, plug handle, it is characterized in that: described cord grip comprises pressing plate and at least two movable blocks, described pressing plate is fixed on plug handle, the center of pressing plate is provided with wears cable aperture, the top of described pressing plate is provided with valve snail line or helicla flute, and the bottom of described movable block is provided with the alveolus or arc raised line that match with valve snail line or the helicla flute of described pressing plate, and described movable block can move radially on described nut.Its beneficial effect is: the utility model has reasonable in design, manipulates the advantages such as convenient and low cost of manufacture, clamping and the unclamp operation of cable can be realized, improve service efficiency, and reduce production cost, what can also regulate movable block moves radially distance, a kind of strain relief clamp connection device of specification can be used in the occasion of different size, strengthen the versatility of strain relief clamp connection device.
Description
Technical field
The utility model relates to a kind of strain relief clamp connection device, particularly a kind of strain relief clamp connection device not only facilitating cable clamp operation but also facilitate cable unclamp operation.
Background technology
Along with the development of the communication technology, the consumption of cable increases fast, and in installing cables process, carrying out clamping to cable is one of modal operation, strain relief clamp connection device of the prior art comprises nut, wire clip, sealing shroud, plug handle, the inwall of nut is provided with cylindrical thread, the outer wall of plug handle is provided with the cylindrical thread matched with nut, the inwall of plug handle is provided with conical wedge hole, sealing shroud is provided with between wire clip and plug handle, during use, tightening nut, nut is produced by cylindrical thread and moves axially, transmission wire clip moves along the direction, conical wedge hole of plug handle, because conical wedge hole is diminishing, thus make wire clip clamping cables line, ensure that cable can not produce displacement, but the strain relief clamp connection device of this structure is when unclamping nut, wire clip is still stayed in the conical wedge hole of plug handle and is tightly clamped cable, wire clip can not unclamp automatically, use very inconvenient, it is also difficult for now using external force to carry out releases cable, rips cable by force and strain relief clamp connection device can be caused to damage, can not reuse strain relief clamp connection device, cause waste.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and provide the strain relief clamp connection device that a kind of structure is simple, manipulate convenience and low cost of manufacture, not only described strain relief clamp connection device facilitates cable clamp operation but also facilitate cable unclamp operation, easy to use.
A kind of strain relief clamp connection device that the utility model provides, its main technical schemes is:
A kind of strain relief clamp connection device, comprise nut, cord grip, plug handle, it is characterized in that: described cord grip comprises pressing plate and at least two movable blocks, described pressing plate is fixed on plug handle, the center of pressing plate is provided with wears cable aperture, the top of described pressing plate is provided with valve snail line or helicla flute, and the bottom of described movable block is provided with the alveolus or arc raised line that match with valve snail line or the helicla flute of described pressing plate, and described movable block can move radially on described nut.
A kind of strain relief clamp connection device that the utility model provides, can also comprise following attached technical scheme:
Wherein, the medial surface of described movable block is provided with strip bulge.
Wherein, described strain relief clamp connection device also comprises sealing shroud, and described sealing shroud is arranged between described pressing plate and described plug handle.
Wherein, described plug handle is provided with fixed block, described pressing plate is provided with the holddown groove coordinated with described fixed block.
Wherein, the inwall of described nut is provided with fixture block, and the outer wall of described plug handle is provided with the detent matched with fixture block.
Wherein, fixture block on described nut inner wall is U-shaped fixture block, described nut lateral wall is provided with the fixture block mounting groove matched with the bottom of U-shaped fixture block, and nut madial wall is provided with two the fixture block holddown grooves communicated with fixture block mounting groove, and two pin of U-shaped fixture block are stuck in two fixture block holddown grooves.
Wherein, described cord grip comprises three movable blocks, nut be provided with radial to arrange, three loose slots in angular distribution, the movable block that can move radially is installed in loose slot, the top of pressing plate is provided with valve snail line, and the bottom surface of each movable block is provided with the alveolus matched with the valve snail line of pressing plate; The end face of described movable block is provided with direction recess, and the loose slot of described nut is provided with the guiding raised line matched with direction recess.
Wherein, the thread form of described pressing plate top disc screw thread is rectangle, trapezoidal, semicircle, and the alveolus of described movable block bottom surface is corresponding rectangle, trapezoidal, semicircle.
Wherein, described cord grip comprises two movable blocks, the end face of each movable block is provided with movable groove, nut is provided with two raised lines matched with the movable groove on two movable blocks respectively, two raised lines are set in parallel on nut inner wall respectively, the top of pressing plate is provided with helicla flute, and the bottom surface of each movable block is provided with the arc raised line matched with the helicla flute of pressing plate.
Wherein, the top of described pressing plate is provided with screwed flange and spiral track, helicla flute is formed between screwed flange and spiral track, the bottom surface of one of them movable block is provided with boss, the spiral track of pressing plate is provided with the spacing spiral track matched with the boss of movable block, and the height of spacing spiral track is lower than the height of spiral track.
Enforcement of the present utility model comprises following technique effect:
Technical scheme provided by the utility model, nut makes nut can radial rotating and can not moving axially by coordinating of fixture block and plug handle detent, rundown process, dextrorotation turn nut, in the helicla flute being inserted in pressing plate due to arc raised line or the alveolus of movable block or valve snail line, the screwed flange that on pressing plate, gradual change is wide or dish threaded interior walls can oppress arc raised line on movable block or alveolus lateral surface, therefore the helicla flute of pressing plate or valve snail line can drive movable block footpath yearn in mobile, reach the object of clamping cables line; Release process, is rotated counterclockwise nut, and the spiral track sidewall on pressing plate can oppress arc raised line on movable block or alveolus medial surface, and therefore the helicla flute of pressing plate or valve snail line also can drive movable block radial direction to move outward, thus releases cable line automatically; Therefore the utility model card cable unit only needs rotating nut, and wire clip both can easily clamp, and can unclamp voluntarily again, uses very convenient.
The technical scheme of a kind of strain relief clamp connection device provided by the utility model, setting dish screw thread or helicla flute and the alveolus or arc raised line that match with valve snail line or helicla flute are set on movable block bottom surface on pressing plate, structure is simple, reasonable in design, easy to prepare, reduce the complexity preparing nut inner wall.The utility model has reasonable in design, manipulates the advantages such as convenient and low cost of manufacture, clamping and the unclamp operation of cable can be realized, improve service efficiency, and reduce production cost, what can also regulate movable block moves radially distance, a kind of strain relief clamp connection device of specification can be used in the occasion of different size, strengthen the versatility of strain relief clamp connection device.
Accompanying drawing explanation
Fig. 1 is a kind of strain relief clamp connection device of the utility model embodiment STRUCTURE DECOMPOSITION schematic diagram
Fig. 2 is the movable fast structural representation of a kind of strain relief clamp connection device of the utility model embodiment
Fig. 3 is the movable fast schematic bottom view of a kind of strain relief clamp connection device of the utility model embodiment
Fig. 4 is a kind of strain relief clamp connection device of the utility model embodiment nut elevational schematic view alive
Fig. 5 is a kind of strain relief clamp connection device of the utility model embodiment clamp structure schematic diagram
Fig. 6 is a kind of strain relief clamp connection device of the utility model embodiment releasing orientation schematic diagram
Fig. 7 is a kind of strain relief clamp connection device of the utility model embodiment gripping orientation schematic diagram
Fig. 8 is a kind of strain relief clamp connection device of the utility model embodiment overall structure schematic diagram
Fig. 9 is a kind of strain relief clamp connection device of the utility model embodiment E-E schematic cross-section
Figure 10 is a kind of strain relief clamp connection device of the utility model embodiment F-F schematic cross-section
Figure 11 is a kind of strain relief clamp connection device of the utility model embodiment D-D schematic cross-section
1, nut; 10, fixture block holddown groove; 11, muscle face; 12, loose slot; 2, fixture block; 3, movable block; 30, alveolus; 31, direction recess; 32, strip bulge; 4, pressing plate; 40, valve snail line; 41, holddown groove; 5, sealing shroud; 6, plug handle; 60, fixed block; 61, detent.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in detail, it is pointed out that described embodiment is only intended to be convenient to understanding of the present utility model, and any restriction effect is not play to it.
Embodiment 1
See Fig. 1 to Fig. 5, a kind of strain relief clamp connection device that the utility model provides, comprise nut 1, cord grip, plug handle 6, cord grip comprises pressing plate 4 and three movable blocks 3, nut 1 be provided with radial to arrange, three loose slots 12 in angular distribution, loose slot 12 is made up of two pieces of muscle faces 11, the movable block 3 that can move radially is installed in loose slot 12, move radially to make movable block 3 accurately and better orientation easy for installation, the end face of movable block 3 is provided with direction recess 31, and the loose slot 12 of nut 1 is provided with the guiding raised line matched with direction recess 31; See Fig. 1 and Fig. 5, the top of pressing plate 4 is provided with valve snail line 40, the bottom surface of each movable block 3 is provided with the alveolus 30 (see Fig. 2 and Fig. 3) matched with the valve snail line 40 of pressing plate 4, when rotating nut 1, alveolus 30 on movable block 3 bottom surface can move along the valve snail line 40 at pressing plate 4 top, thus drive movable block 3 to move radially, make strain relief clamp connection device realize clamping or releases cable; As preferably, the thread form of pressing plate 4 top disc screw thread 40 is rectangle, trapezoidal, semicircle, and the alveolus 30 of movable block 3 bottom surface is corresponding rectangle, trapezoidal, semicircle.
Plug handle 6 is provided with fixed block 60, and pressing plate 4 is provided with the holddown groove 41 coordinated with fixed block 60, pressing plate 4 is fixed on plug handle 6, makes that pressing plate 4 is radial and axial all can not be moved, and the center of pressing plate 4 is provided with wears cable aperture; Strain relief clamp connection device also comprises sealing shroud 5, and sealing shroud 5 is arranged between pressing plate 4 and plug handle 6; In order to make nut 1 radial freely can rotate but can not move axially, the inwall of nut 1 is provided with fixture block 2, and the outer wall of plug handle 6 is provided with the detent 61 matched with fixture block 2, and nut 1 radial freely can be rotated but can not move axially; Easy for installation and attractive in appearance, fixture block 2 on nut 1 inwall is U-shaped fixture block, nut 1 lateral wall is provided with the fixture block mounting groove matched with the bottom of U-shaped fixture block, nut 1 madial wall is provided with two the fixture block holddown grooves 10 communicated with fixture block 2 mounting groove, two pin of U-shaped fixture block 2 are stuck in two fixture block holddown grooves 10, in order to make movable block 3 have better blessing power, the medial surface of movable block 3 is provided with strip bulge 32.
Fig. 6 is a kind of strain relief clamp connection device of the utility model embodiment releasing orientation schematic diagram; Fig. 7 is a kind of strain relief clamp connection device of the utility model embodiment gripping orientation schematic diagram; Operation principle of the present utility model is provided with valve snail line 40 based on the top of pressing plate 4, the bottom surface of each movable block 3 is provided with the alveolus 30 matched with the valve snail line 40 of pressing plate 4, when rotating nut 1, pressing plate 4 is contained on handle and can not rotates, nut 1 drives movable block 3 to move radially along the valve snail line 40 of pressing plate 4, strain relief clamp connection device so can be made to unclamp or clamp, therefore the utility model strain relief clamp connection device only needs rotating nut 1, cord grip both can easily clamp, can unclamp voluntarily again, use very convenient.A kind of strain relief clamp connection device overall structure figure that the utility model provides and sectional view as shown in Figs. 8 to 11, Fig. 8 is a kind of strain relief clamp connection device of the utility model embodiment overall structure schematic diagram; Fig. 9 is a kind of strain relief clamp connection device of the utility model embodiment E-E schematic cross-section; Figure 10 is a kind of strain relief clamp connection device of the utility model embodiment F-F schematic cross-section; Figure 11 is a kind of strain relief clamp connection device of the utility model embodiment D-D schematic cross-section.
Embodiment 2
The another kind of strain relief clamp connection device that the utility model provides, comprise nut, cord grip, plug handle, cord grip comprises pressing plate and two movable blocks, pressing plate is fixed on plug handle, make that pressing plate is radial and axial all can not be moved, the center of pressing plate is provided with wears cable aperture, the end face of each movable block is provided with movable groove, nut is provided with two raised lines matched with the movable groove on two movable blocks respectively, two raised lines are set in parallel on nut inner wall respectively, realize movable block can only move radially on nut, raised line can certainly be provided with at the end face of each movable block, nut is provided with movable groove, movable block can be realized equally can only move radially on nut, the top of pressing plate is provided with helicla flute, the bottom surface of each movable block is provided with the arc raised line matched with the helicla flute of pressing plate, when rotating nut, arc raised line on movable block bottom surface can move along the helicla flute at pressing plate top, thus drive movable block to move radially, strain relief clamp connection device is made to realize clamping or releases cable.For the ease of location, the top of pressing plate is provided with screwed flange and spiral track, helicla flute is formed between screwed flange and spiral track, the bottom surface of one of them movable block is provided with boss, the spiral track of pressing plate is provided with the spacing spiral track matched with the boss of movable block, and the height of spacing spiral track is lower than the height of spiral track, and the boss of this movable block can only move in spacing spiral track, such structure is not only convenient to install, and can prevent wire clip from unclamping excessively.Other structures in the present embodiment are with embodiment 1, and this place repeats no more.
The operation principle of the utility model strain relief clamp connection device is: A, rundown process, dextrorotation turn nut, because the arc raised line of movable block is inserted in the helicla flute of pressing plate, the screwed flange inwall that on pressing plate, gradual change is wide can oppress the arc raised line lateral surface on movable block, therefore the helicla flute of pressing plate can drive movable block footpath to yearn for interior movement, reaches the object of clamping cables line; B, release process, be rotated counterclockwise nut, and the spiral track sidewall on pressing plate can oppress the arc raised line medial surface on movable block, and therefore the helicla flute of pressing plate also can drive movable block radial direction to move outward, thus automatic releases cable line.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection range; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (10)
1. a strain relief clamp connection device, comprise nut, cord grip, plug handle, it is characterized in that: described cord grip comprises pressing plate and at least two movable blocks, described pressing plate is fixed on plug handle, the center of pressing plate is provided with wears cable aperture, the top of described pressing plate is provided with valve snail line or helicla flute, and the bottom of described movable block is provided with the alveolus or arc raised line that match with valve snail line or the helicla flute of described pressing plate, and described movable block can move radially on described nut.
2. a kind of strain relief clamp connection device according to claim 1, is characterized in that: the medial surface of described movable block is provided with strip bulge.
3. a kind of strain relief clamp connection device according to claim 1, it is characterized in that: described strain relief clamp connection device also comprises sealing shroud, described sealing shroud is arranged between described pressing plate and described plug handle.
4. a kind of strain relief clamp connection device according to claim 1, is characterized in that: described plug handle is provided with fixed block, described pressing plate is provided with the holddown groove coordinated with described fixed block.
5. a kind of strain relief clamp connection device according to claim 1, it is characterized in that: the inwall of described nut is provided with fixture block, the outer wall of described plug handle is provided with the detent matched with fixture block.
6. a kind of strain relief clamp connection device according to claim 5, it is characterized in that: the fixture block on described nut inner wall is U-shaped fixture block, described nut lateral wall is provided with the fixture block mounting groove matched with the bottom of U-shaped fixture block, nut madial wall is provided with two the fixture block holddown grooves communicated with fixture block mounting groove, and two pin of U-shaped fixture block are stuck in two fixture block holddown grooves.
7. according to the arbitrary described a kind of strain relief clamp connection device of claim 1 to 6, it is characterized in that: described cord grip comprises three movable blocks, nut be provided with radial to arrange, three loose slots in angular distribution, the movable block that can move radially is installed in loose slot, the top of pressing plate is provided with valve snail line, and the bottom surface of each movable block is provided with the alveolus matched with the valve snail line of pressing plate; The end face of described movable block is provided with direction recess, and the loose slot of described nut is provided with the guiding raised line matched with direction recess.
8. a kind of strain relief clamp connection device according to claim 7, is characterized in that: the thread form of described pressing plate top disc screw thread is rectangle, trapezoidal, semicircle, and the alveolus of described movable block bottom surface is corresponding rectangle, trapezoidal, semicircle.
9. according to the arbitrary described a kind of strain relief clamp connection device of claim 1 to 6, it is characterized in that: described cord grip comprises two movable blocks, the end face of each movable block is provided with movable groove, nut is provided with two raised lines matched with the movable groove on two movable blocks respectively, two raised lines are set in parallel on nut inner wall respectively, the top of pressing plate is provided with helicla flute, and the bottom surface of each movable block is provided with the arc raised line matched with the helicla flute of pressing plate.
10. a kind of strain relief clamp connection device according to claim 9, it is characterized in that: the top of described pressing plate is provided with screwed flange and spiral track, helicla flute is formed between screwed flange and spiral track, the bottom surface of one of them movable block is provided with boss, the spiral track of pressing plate is provided with the spacing spiral track matched with the boss of movable block, and the height of spacing spiral track is lower than the height of spiral track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520329244.4U CN204578044U (en) | 2015-05-20 | 2015-05-20 | A kind of strain relief clamp connection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520329244.4U CN204578044U (en) | 2015-05-20 | 2015-05-20 | A kind of strain relief clamp connection device |
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| CN204578044U true CN204578044U (en) | 2015-08-19 |
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| CN201520329244.4U Active CN204578044U (en) | 2015-05-20 | 2015-05-20 | A kind of strain relief clamp connection device |
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Address after: 325600 Puqi Industrial Zone, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Kedu Electric Co.,Ltd. Address before: 325608 Block C, Puqi Industrial Zone, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: KEDU ELECTRIC Co.,Ltd. |