Background technology
As electric automobile is increasingly popularized, corresponding power supply unit is more and more.Filled for output in power supply unit
Electric rifle cable is fixed still to be fixed using traditional cable fixing head, and in the market generally compares for the rifle linear diameter of bus charging
Larger (diameter 42cm), after common cable fixing head is fixed, because rifle line frequency of use is higher, holding causes cable fixing head very much
Loose or dislocation, charging gun cable are likely to occur short circuit, open circuit, potential safety hazard are caused to power supply unit, personnel after wearing for a long time.
Traditional cable fixing head structure is installed, replacing is more troublesome, is also had the following disadvantages:
1. because rifle line is relatively thick and mobile for a long time, causes cable fixing head easily to loosen, waterproof is unable to reach after loosening
Effect, the surface of shell of gland can be caused to paint damage, power supply unit waterlogged damage for a long time.
2. cable fixing head structure is relatively simple, but operates comparatively laborious, it is necessary to which inside and outside spanner and auxiliary manpower are carried out
Installation locking, efficiency is low, and subsequently changes extremely difficult.
The content of the invention
The purpose of the present invention is to be directed to above-mentioned present situation, there is provided it is a kind of more firmly, be not susceptible to cracking and meanwhile can be quick
The charging gun cable anchor block of locking.
The technical solution adopted by the present invention:A kind of charging gun cable anchor block, including:
Main casing, including fixed pedestal, with the vertically disposed cylinder in fixed pedestal end face, in the fixed pedestal
The heart is provided with first through hole, and inwall of the cylinder in one end away from the fixed pedestal is provided with the frustoconical axially extended
Groove, circumferential on the frustoconical groove uniformly to open up multiple second through holes, the outer wall of the cylinder is provided with screw thread;
Interior set body, coaxial with the main casing, one end of the interior set body is slidably disposed in the cylinder, described
The position of corresponding each second through hole of interior set body is provided with third through-hole, and the inwall of the interior set body is provided with and the threeway
The first non-interference anti-slip tank of hole;
First elastomer, it is coaxial with the main casing, it is arranged between the fixed pedestal and the interior set body, when described
Interior set body to described fixed pedestal one end slide when, first elastomer to the interior set body apply one hinder its move
Elastic force;
Limit body, it is arranged on along the radial fit of the interior set body in the third through-hole, and can be along the frustoconical
Groove axially moves, and one end of the limit body passes through second through hole, and the other end passes through the third through-hole, described spacing
The radially inwardly extending end face of body is provided with the second anti-slip tank,
Second elastomer, it is arranged on the described one end of frustoconical groove away from the fixed pedestal and matches somebody with somebody with the limit body
Close, when first elastomer provides one to the interior set body hinders the thrust that it is moved, second elastomer is to institute
State limit body and apply the elastic force for hindering its to be moved away from described matrix direction;
Outer sleeve body, it is socketed in by the screw thread on the cylinder, the inwall of the outer sleeve body is provided with and the limit body
The helical guide slot of mutual cooperation;
Seal, it is separately positioned on the fixed pedestal and is located at back to the end face of the interior set body, ring in first through hole
On wall, between the cylinder and the interior set body between the cylinder and the outer sleeve body.
The beneficial effects of the invention are as follows:Solve existing fixed seat installation, change trouble, grip poor, water proofing property is not
The problem of wearing well and easily.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As Figure 1-Figure 4, a kind of charging gun cable anchor block provided by the invention, including:Main casing 1, main casing 1 by
Fixed pedestal 10 and cylinder 11 are formed, and the center of fixed pedestal 10 is provided with first through hole 100, and the either end facet of fixed pedestal 10
On along its surface be provided with sealing gasket 101, it is preferable that sealing gasket 101 is silica gel sealing pad, is hung down in the other end of fixed pedestal 10
Straight to be provided with cylinder 11, the inside of cylinder 11 is provided with the frustoconical groove 110 axially extended, and in 11 corresponding frustum of cylinder
It is circumferential in the side wall of shape groove 110 uniformly to open up multiple second through holes 111, it is preferable that provided with 4 the second through holes 111, and cylinder 11
Outer wall away from fixed pedestal 11 is provided with screw thread.
Interior set body 2 is coaxially disposed with main casing 1, one end of interior set body 2 is slidably disposed in cylinder 11, interior set body 2
Side wall correspond to each second through hole 111 and be provided with third through-hole 20, and be provided with the inwall of interior set body 2 multiple with threeway
The first non-interference anti-slip tank 21 of hole 20, when cable body is entered in interior set body 2, the first anti-slip tank 21 effectively prevents cable
Body slides astatically in interior set body 2.
A limit body 4 is provided with each third through-hole 20 along the radial direction of interior set body 2, and limit body 4 can be along frustum
Shape groove 110 axially moves, and one end 4A of limit body 4 passes through the second through hole 111, and other end 4B passes through third through-hole 20, in 4B
The end face at end is provided with the second anti-slip tank 402.
Meanwhile the first elastomer 3 is provided between fixed pedestal 10 and interior set body 2, the first elastomer and cylinder 11 are coaxial,
When interior set body 2 is slided to fixed pedestal 10, the first elastomer 3 applies the elastic force for hindering it to move to interior set body 2.
Also, in the one end of cylinder 11 away from fixed pedestal 10 by its screw thread mating connection outer sleeve body 5, outer sleeve body 5
Inwall is provided with the helical guide slot to be cooperated with limit body 4, limit body 4 is slided along helical guide slot.
In addition, on end face of the fixed pedestal 10 away from interior set body 2, ring be located on the inwall of first through hole 100, cylinder 11
Away from the one end of fixed pedestal 10 inwall and interior set body 2 between and outer wall and overcoat of the cylinder 11 away from the one end of fixed pedestal 10
Sealing strip 61,62,63 is set respectively between body 5.
With reference to Fig. 2, cylinder 11 includes the first cylinder 1101 and the second cylinder 1102, and the first cylinder 1101 is sealedly attached to
Around one through hole 100, ring edge of first cylinder 1101 away from the one end of first through hole 100 is radially inwardly extending to form the
One holding section 12, forms the first cavity 120 between the first holding section 12 and pedestal 10, the second cylinder 1102 is along the first cylinder
1101 edge is extending axially outward form, ring edge of second cylinder 1102 away from the one end of the first cylinder 1101 radially to
Interior extension forms the second holding section 13, and the second cavity 121 is formed between the second holding section 13 and the first holding section 12.
Further, the outer wall radial distance of the first holding section 12 is less than the radial distance of the outer wall of the first cylinder 1101, by
This, forms fixed trough with straight angle 1200 between the outer wall of the outer wall of the first holding section 12 and the first cylinder 1101.First holding section 12
Inwall radial direction spacing it is identical with the inwall radial direction spacing of the second holding section 13, ensure that cable smoothness stretches to cylinder 11 with this
In.
With reference to Fig. 1, one end of outer sleeve body 5 is connected with the screw thread of cylinder 11, and the edge of the other end extends radially inwardly
Overcoat holding section 51 is formed, when overcoat holding section 51 is contradicted to the second cylinder 1102, outer sleeve body 5 and the fixed phase of trough with straight angle 1200
Mutually contradict.
Further, the internal diameter edge of frustoconical groove 100 uniformly subtracts from the direction of the holding section 13 of the first holding section 12 to the second
It is small.
With reference to Fig. 3, an end margin of the interior set body 2 away from the first holding section 12 extends radially outwardly to form the 3rd holding section
22, and the 3rd holding section 22 is fastened on the outside of the second holding section 13.The edge of 3rd holding section 22 of interior set body is radially-inwardly
Extension forms the 4th holding section 23, and the 4th holding section 23 is fitting to connection with cable cover(ing) 24.
With continued reference to Fig. 4, limit body 4 includes sliding block 40 and fixed screw 41, and sliding block 40 coordinates with third through-hole 20 to be fixed.
The medial surface 400 of sliding block 40 is provided with the second anti-slip tank 402, and sliding block lateral surface 401 is inconsistent with frustoconical groove 100 and is slided along it
Dynamic, the lateral surface 401 of sliding block 40 is additionally provided with the screw to be cooperated with fixed screw 41, fixed screw 41 away from sliding block 40 one
End is inconsistent with the inwall of outer sleeve body 5.
The second elastomer 7, the second elastomer 7 and sliding block are provided with the one end of frustoconical groove 100 away from fixed pedestal 10
40 cooperate, and when the first elastomer 3 provides one to interior set body 2 hinders the thrust that it is moved, the second elastomer 7 is to sliding block
40, which apply one, hinders its elastic force away from the motion of the direction of fixed pedestal 10.
Preferably, the first elastomer 3 is Rectangular Spring, and the second elastomer 7 is spring or elastic ball.
Due to being rigid contact between limit body 4 and frustoconical groove 100, outer sleeve body 5, in the first elastomer 3 to described
When interior set body 2 provides the thrust for hindering its motion, limit body 4 is inevitably to frustoconical groove 100 and outer sleeve body 5
Cause to scratch, after the second elastomer 7 is set, balances the elastic force of the first elastomer 3, limit body 4, interior set body 2 is not being received electricity
During cable, if running into when falling or hitting, still keep stable, rigid collision will not occur.
In use, outer sleeve body 5 is connected through a screw thread with main casing 1, turn clockwise outer sleeve body 5, until outer sleeve body 5 props up
Fixed trough with straight angle 1200, while interior set body 2 are pinned, is axially inserted into charging and robs cable, then unclamps interior set body 2, then
Automatically reset before by the first elastomer 3 compressed, then rotate counterclockwise outer sleeve body 5 is until locking.Complete fixed cable
The step of.
The present invention solves the installation of existing fixed seat, changes trouble, it is grip it is poor, water proofing property is bad and easily wears
Problem.
Presently preferred embodiments of the present invention is these are only, is not intended to limit the invention, it is all in the spirit and principles in the present invention
Within, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.