CN201069831Y

CN201069831Y - An improved conductive device structure

Info

Publication number: CN201069831Y
Application number: CNU2007201503677U
Authority: CN
Inventors: 黄秋逢
Original assignee: Usun Technology Co Ltd
Current assignee: Usun Technology Co Ltd
Priority date: 2007-06-21
Filing date: 2007-06-21
Publication date: 2008-06-04
Anticipated expiration: 2017-06-21

Abstract

The utility model is related to a structural improvement for a conductive device, which is provided with a shaft for a spiral arm to articulate at a fixing seat of the conductive device, a touch-pressure body arranged above the spiral arm free end for contact conductivity, and then a thin-type shrapnel between the spiral arm and the fixing seat. The shrapnel is respectively provided with touch-pressure parts at the two sides of the elastic part bent in arc shape and able to be deformed in elasticity. The touch-pressure part at one side of the shrapnel is fixedly positioned at the bottom of the spiral arm and is in electric connection with the touch-pressure body, while the touch-pressure part at the other side is then fixed at the top of the fixing seat to form the electric connection. Elastic support components are arranged at the inner side of the shrapnel and can be respectively positioned at the touch-pressure parts to make the spiral arm reset elastically. The power supply can be conducted to the touch-pressure body through the shrapnel via the fixing seat, thereby having better conductive effect. What's more, the sector-shaped displacement of the spiral arm requires only the elastic deformation generated by the touch-pressure shrapnel and the elastic support component to smoothly achieve the electric pressure.

Description

A kind of electric installation structural improvement

Technical field

The utility model relates to a kind of electric installation structural improvement, what be particularly related to is that a kind of shell fragment and resilient support assemblies of utilizing spiral arm to compress the below produces fan-shaped displacement, and utilize shell fragment the power supply of holder can be conducted to the body that compresses of spiral arm top, not only can reach snap action purpose smoothly, and have than the favorable conductive effect.

Background technology

Press, at present in the display research field based on LCD, and the special light electrical property of liquid crystal makes during it is in a lot of fields unlimited application potential is arranged all; In recent years, LCD accepted widely by masses and also its application surface also in the growth that continues, yet, the display floater of this class display mostly is combined in backlight (or heating panel) with panel sets, and backlight is constituted by being provided with control assembly, all need use display floater from small-sized PDA, mobile phone to large-scale television equipment, but because of display floater in the test process of back segment, need to continue power supply, can carry out brightness, luminous point, the aging very high temperature test of panel.

Therefore there is manufacturer to propose improvement at this problem, see also shown in Figure 9, described continued power device is to be equiped with pedestal B on base A, can supply spiral arm C and be provided with above the pedestal B, the axial region B1 that conducting strip D articulates, and pedestal B utilizes screw B2 locking on base A, the made spiral arm C of its iron and steel or plastic material then is pivoted with the conductive roller C1 that can push against rotation at movable end, and be provided with movable end and the two pad C2 of conducting strip D in regular turn in the in addition side of the relative spiral arm C of conductive roller C1, again between two pad C2, spiral arm C bottom is respectively equipped with button spring C3, and also be provided with button spring C3 between spiral arm C and the conducting strip D stiff end, when the conveying arrangement process makes conductive roller C1 stressed, because of two pad C2 utilize the elastic force of button spring C3 to press conductive roller C1, making conductive roller C1 be difficult for producing rolls, with make spiral arm C movable end stressed and be rotated down displacement and oppress its bottom button spring C3, and the application of force just can disappear after the conveying arrangement warp, and spiral arm C then can set back by the elastic restoring force of its bottom button spring C3.

And work as conveying arrangement through out-of-date, described power supply is the stiff end that conducts to conducting strip D via pedestal B and axial region B1 thereof, movable end with conducting strip D contacts conductive roller C1 again, make power supply can conduct to the conveying arrangement that contacts with conductive roller C1, reach panel and be placed on the continued power of conveying arrangement when testing, right above-mentioned continued power device is though can provide panel not cut off the power supply in the process of test, but still have excalation, as:

(1) described continued power device is through after operating for a long time, because of the long-time conducting of power supply meeting makes that temperature continues to rise, and the spiral arm C of plastic material will be heated and produces distortion, certainly will influence spiral arm C, make its swing offset and lasting conduction smoothly, and when transient flow is crossed the electric current of plastics spiral arm C when excessive, not only can make spiral arm C produce the situation of being out of shape, softening, melting or burning, even the problem of catching fire can appear, feasible test need stop and also changing the operation of maintenance on the way, and causing has the shortcoming that the testing time increases, maintenance cost improves.

(2) the spiral arm C of described metal material then reaches urgent location because of its stiff end and movable end all are provided with button spring C3, except that spiral arm C increases along with frictional force, resistance and is difficult for the smooth turn, the conductive roller C1 that its spiral arm C movable end is pivoted also increases and can't rotate smoothly because of frictional force, resistance, will cause conductive roller C1 to move smoothly and test.

Be with, how to solve the problem and the defective of existing continued power device, be the direction place that the relevant manufacturer that is engaged in the industry desires most ardently the research improvement.

Summary of the invention

Main purpose of the present utility model is, a kind of electric installation structural improvement is provided, in order to overcome above-mentioned defective.

For achieving the above object, the utility model at first provides a kind of electric installation structural improvement, but refers to continue when the feed flow crystal panel is tested the electric installation of energising especially, and it is that it comprises: electric installation, shell fragment and resilient support assemblies are formed, wherein:

Described electric installation is for being provided with the axial region that can articulate for spiral arm in holder one side, and the movable end of spiral arm top is provided with and compresses body, and is positioned with shell fragment and resilient support assemblies between spiral arm movable end and the holder;

Described shell fragment is for being respectively equipped with pressure section in the elastic portion both sides that are bowing and elastically deformable, the pressure section of one side is installed in the spiral arm bottom and is electrically connected with compressing body formation, and the pressure section of other side then is installed in the formation electric connection of holder top and is electrically connected;

The upper and lower side of described resilient support assemblies is positioned the pressure section of shell fragment both sides respectively and can forms elastic displacement.

Next provides a kind of electric installation structural improvement, and it comprises: electric installation, shell fragment, resilient support assemblies, conductive part and track, wherein:

Described electric installation is to be provided with the holder that is positioned conductive part, and described holder one side is provided with the axial region that articulates relatively for spiral arm, the movable end top of other side of spiral arm then is provided with and compresses body, is positioned with shell fragment and resilient support assemblies again between spiral arm movable end and holder;

Described shell fragment is that the elastic portion both sides that are bowing and strain are respectively equipped with pressure section, and the pressure section of one side is installed in the spiral arm bottom and is electrically connected with compressing body formation, and the pressure section of side then is installed in the holder top and forms electrical connection in addition;

The upper and lower side of described resilient support assemblies is positioned the pressure section of shell fragment both sides respectively;

Described conductive part top is for the holder installing location of an above electric installation, and conductive part is plugged in the described track;

Described track is provided with in inside for the receiving space of accommodating electric installation, conductive part, and the track top then is provided with the loam cake that cover covers receiving space, and loam cake is provided with the open-work that plural number can supply to compress on the electric installation the protruding dew of body thoroughly.

Compared with prior art the beneficial effects of the utility model are, have that frictional force is little, resistance is little, and resilient support assemblies can make the electrode slice that body contacts the bearing fixture bottom surface really that compresses of spiral arm top, and can make bearing fixture on test platform, transport, continue conduction smoothly, just can have and conduct electricity well, press bullet advantage smoothly;

Utilize keeper or holder the power supply of conductive part below to be conducted to the pressure section of shell fragment, and in addition pressure section and the keeper of side compress body with power turn-on above the spiral arm to utilize shell fragment, because of slim shell fragment resistance value little, so power supply is not loss in a large number when conducting via shell fragment, not only can save power supply, reduce cost, can have the good advantage of conductivity again.

Description of drawings

Fig. 1 is a stereo appearance figure of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is a side cutaway view of the present utility model;

Fig. 4 is a front sectional elevation of the present utility model;

Fig. 5 is the preceding stereo appearance figure of the utility model combination;

Fig. 6 is the stereo appearance figure in the utility model combination;

Fig. 7 is the stereo appearance figure of the utility model preferred embodiment;

Fig. 8 is the side cutaway view of the utility model preferred embodiment;

Fig. 9 is existing stereo appearance figure.

Description of reference numerals: 1-electric installation; The 11-holder; The 12-spiral arm; The 111-axial region; The 121-accommodating groove; The 112-keeper; 13-compresses body; The 113-location hole; The 2-shell fragment; The 21-elastic portion; The 222-lockhole; The 22-pressure section; The 23-keeper; 221-wears groove; The 24-fixation kit; The 3-resilient support assemblies; The 4-conductive part; The 41-stopper slot; The 43-alar part; The 42-guide groove; The 5-track; The 50-receiving space; The 521-nut; The 51-guide rail; The 53-loam cake; The 52-location notch; The 531-open-work; The 6-test platform; The 61-conveying roller; The 7-bearing fixture; The 71-electrode slice; The 8-panel; The A-base; The B-pedestal; The B1-axial region; The B2-screw; The C-spiral arm; The C1-conductive roller; C3-button spring; The C2-pad; The D-conducting strip.

Embodiment

For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof, drawing now illustrates in detail that with regard to preferred embodiment of the present utility model its feature and function are as follows, profit is understood fully.

See also Fig. 1-shown in Figure 4, be stereo appearance figure of the present utility model, three-dimensional exploded view, side cutaway view, front sectional elevation, find out that by knowing shown in the figure described electric installation structural improvement is to comprise that institutes such as electric installation 1, shell fragment 2, resilient support assemblies 3, conductive part 4, track 5 form; Wherein:

Described electric installation 1 is for to have extended axial region 111 up at elongated holder 11 left and right sides, relatively 111 of axial regions holder 11 in addition the side upper surfaces be provided with keeper 112, and holder 11 is provided with location hole 113 in axial region 111, keeper 112 forward and backward both sides, and above holder 11, be pivoted with the made spiral arm of zinc material 12, spiral arm 12 movable ends tops then is provided with accommodating groove 121, and what contain in accommodating groove 121 again that the brass material makes compresses body 13.

Described shell fragment 2 conducts electricity the made slim lamellar body of good material for utilizing brass or other, it is provided with the elastic portion 21 that is bowing and elastically deformable, and be respectively equipped with pressure section 22 in elastic portion 21 both sides, and the pressure section 22 of elastic portion 21 1 sides is provided with wears groove 221, be respectively equipped with lockhole 222 at two pressure sections 22 again, and be provided with and can pass lockhole 222 and be installed in spiral arm 12 bottoms and form the keeper 23 that is electrically connected with compressing body 13, other then is provided with the fixation kit 24 that can pass lockhole 222 and be positioned holder 11 by the pressure section 22 of side.

Described resilient support assemblies 3 is between shell fragment 2 both sides pressure sections 22 and can forms elastic displacement.

Described conductive part 4 is provided with can be for the stopper slot 41 of electric installation 1 slippage location, and stopper slot 41 belows are provided with guide groove 42, and is respectively equipped with alar part 43 in guide groove 42 both sides.

Described track 5 is that plastic material or other insulation material are made, and ㄩ type track 5 inside are provided with the receiving space 50 that can accommodate electric installation 1, shell fragment 2, resilient support assemblies 3 and conductive part 4, and be provided with the guide rail 51 that can plug for conductive part 4 in receiving space 50 bottoms, its guide rail 51 lower surfaces are concaved with location notch 52 for nut 521 slippages location, track 5 tops then are provided with the ㄇ shape loam cake 53 of plastic material, and are provided with the open-work 531 of plural number thoroughly at loam cake 53.

Please continue to consult Fig. 1, Fig. 2, Fig. 4, Fig. 5, shown in Figure 6, be stereo appearance figure of the present utility model, three-dimensional exploded view, front sectional elevation, stereo appearance figure before the combination, stereo appearance figure in the combination, find out that by knowing shown in the figure above-mentioned each member is when assembling, be in the accommodating groove 121 of spiral arm 12, to be equiped with earlier to compress body 13, and below accommodating groove 121, utilize keeper 23 to pass the lockhole 222 of shell fragment 2 upside pressure sections 22, with shell fragment 2 with compress body 13 and be positioned on the spiral arm 12, make that the elastic portion 21 of shell fragment 2 is the stiff end of contiguous spiral arm 12, the stiff end of spiral arm 12 then is articulated in the axial region 111 of holder 11, what make that the keeper 112 of holder 11 is passed in shell fragment 2 wears groove 221, again with on the resilient support assemblies 3, following both sides are set in the keeper 112 formation location of keeper 23 with the holder 11 of pressure section 22 on the shell fragment 2 respectively, the lockhole 222 of side pressure section 22 then can be corresponding with the location hole 113 of holder 11 1 sides in addition for shell fragment 2, wear the location with fixation kit 24 again, just finish electric installation 1, the Assembly Action of shell fragment 2 and resilient support assemblies 3.

Continuous stopper slot 41 tops that holder 11 slippages of complex conduction device 1 are positioned conductive part 4, locate with conductive part 4 lockings by the location hole 113 of holder 11 both sides respectively with fixation kit 24 this moment again, and conductive part 4 is to utilize the guide groove 42 of stopper slot 41 belows and alar part 43 slippages of both sides thereof to be plugged in the guide rail 51 of track 5 set receiving spaces 50, and fixation kit 24 lockings with holder 11 both sides, make fixation kit 24 can pass nuts 521 locking close-fittings in track 5 and the location notch thereof 52, at last again above track 5 slippage to being connected to loam cake 53, make electric installation 1 compress body 13 can corresponding protrusion above the open-work 531 of loam cake 53, just can finish Assembly Action of the present utility model.

The body 13 that compresses of above-mentioned electric installation 1 is that the brass material is made with shell fragment 2, and the fixation kit 24 that wears by shell fragment 2 upside pressure sections 22 forms and is electrically connected, so the power supply of conductive part 4 can conduct to shell fragment 2 via holder 11 or fixation kit 24, power utilization shell fragment 2 can be directed to and compress body 13, because of shell fragment 2 is the made slim lamellar body of brass material, lower and the loss power supply in a large number not of its resistance value, and the fixation kit 24 that resilient support assemblies 3 is set in shell fragment 2 upside pressure sections 22 with present, after down corresponding keeper 112 forms the location, not only because of increasing elastic restoring force, after making that spiral arm 12 movable ends are stressed, can return back to really outside the original position, can avoid shell fragment 2 to produce fracture again because of being subjected to spiral arm 12 displacements compressing, just can reach spiral arm 12 and press bullet purpose smoothly, and groove 221 width of wearing of shell fragment 2 are the external diameter less than resilient support assemblies 3, it is worn groove 221 and just can pass for the keeper 112 of holder 11, because of pressure section 22 width of thin type shell fragment 2 width greater than elastic portion 21, so work as the bigger immediate current of intensity through out-of-date, it wears groove 221 left sides, the width of right both sides is enough powered and is flowed process, and make shell fragment 2 can not produce the problem of burning fracture, and then has the good advantage of conduction.

Above-mentioned keeper 23, it is only for elasticity supporting component 3 sheathed formation location, and make shell fragment 2 can be positioned spiral arm 12 bottoms and with compress body 13 and form the function that is electrically connected and get final product, it can be the positioning component of projection, screw or other different types, non-so limit to claim of the present utility model, as utilize other to modify and the equivalent structure variation, all should in like manner be included in the claim of the present utility model.

Please consult Fig. 7 again, shown in Figure 8, stereo appearance figure for the utility model preferred embodiment, the side cutaway view of preferred embodiment, find out that by knowing shown in the figure the utility model is that plural track 5 is installed on the test platform 6, and plural track 5 can be positioned at 61 of the conveying rollers of test platform 6 both sides, and make on the bearing fixture 7 place panel 8 after, its bearing fixture 7 can utilize conveying roller 61 to transport to carry out various tests on test platform 6, the electric installation 1 that is positioned at track 5 inside then utilizes the protruding plural number that is exposed at open-work 531 tops of loam cake 53 to compress body 13, contacting formation with the electrode slice 71 of bearing fixture 7 bottom plural numbers is electrically connected, just can be with the power supply of conductive part 4 via electric installation 1, shell fragment 2 conducts to the panel 8 on the bearing fixture 7, to reach lasting, the panel 8 that provides that does not cut off the power supply carries out the purpose of required power supply of various whens test.

In addition, when bearing fixture 7 utilizes conveying roller 61 to transport at test platform 6, bearing fixture 7 can pushing and pressing compresses body 13 at complex conduction device 1, and make the spiral arm 12 that compresses body 13 belows by the downward fan-shaped displacement of original position, and the shell fragment 2 that spiral arm 12 will compress its below produces strain with resilient support assemblies 3, and utilize shell fragment 2 to cause compressing the bottom surface that body 13 continues to contact bearing fixture 7 with the elastic restoring force of resilient support assemblies 3, make the electrode slice 71 of bearing fixture 7 bottoms pass through when compressing body 13 tops, plural number compresses body 13 certain and lasting contacting with electrode slice 71 is formed electrical connection, and after bearing fixture 7 processes compress

body

13,12 of spiral arms can utilize the shell fragment 2 and the elastic restoring force of resilient support assemblies 3 to return back to original position, and drive and to compress body 13 and upwards be moved to the loam cake 53 that protrudes out track 5, because of the spiral arm 12 of electric installation 1 for fan-shaped displacement and only need the application of force to compress shell fragment 2 to produce strains with resilient support assemblies 3, so electric installation 1 has friction and the little advantage of resistance, and, and then bearing fixture 7 can be transported smoothly on test platform 6 because of the spiral arm 12 of electric installation 1 has the bullet of pressure advantage smoothly.

Therefore, the shell fragment 2 of above-mentioned spiral arm 12 belows compresses body 13 for what the power supply that makes conductive part 4 can conduct to spiral arm 12 tops, to continue providing panel 8 power supplys on bearing fixture 7, to carry out luminous point, brightness, tests such as aging and high temperature, yet, shell fragment 2 is for being in lasting conduction state for a long time during test, the high heat that conduction produces will make the elasticity of shell fragment 2, stiffness descends, so shell fragment 2 produces fracture because of excessive deformation easily, cause power supply to be directly conducted to and compress body 13, the utility model reaches increase elastic force by resilient support assemblies 3, avoid shell fragment 2 excessive deformations, and can make spiral arm 12 certain, automatically return back to original position, and can make the utility model reach the purpose of smooth pressure bullet.

Above-mentioned spiral arm 12 is for to utilize the zinc material of tool conductivity made, if when panel 8 is tested, produce the situation of shell fragment 2 fractures, also can utilize spiral arm 12 and holder 11 to reach the purpose of conduction power supply, and when long-time conduction produces high temperature, the spiral arm 12 of zinc material can not cause distortion by Yin Gaowen yet, its only tool be articulated in the function that the axial region 111 of holder 11 carries out fan-shaped displacement and get final product, non-so promptly limit to claim of the present utility model, as utilize other to modify and the equivalent structure variation, all should in like manner be included in the claim of the present utility model.

Above-mentioned electric installation structural improvement of the present utility model when reality is used, for can having following advantage, as:

(1) described spiral arm 12 is tool electric conductivity the zinc material is made, but and power supply source conducts to its top Compress body 13, and give birth to when hot through long-time conduction, spiral arm 12 can not produce distortion yet, and sustainable and suitable Profit is carried out fan-shaped displacement, so can reach the purpose that electric installation 1 is pressed bullet smoothly.

(2) described spiral arm 12 carries out fan-shaped displacement for the axial region 111 that is articulated in holder 11, because of spiral arm 12 movable ends only need compress shell fragment 2 and produce strain with resilient support assemblies 3, so have little, the resistance of frictional force The advantage that power is little, and resilient support assemblies 3 can make the body 13 that compresses of spiral arm 12 tops really contact bearing fixture The electrode slice 71 of 7 bottom surfaces, and can make bearing fixture 7 on test platform 6, transport smoothly, continue conduction, just Can reach and conduct electricity well, press smoothly purpose of bullet.

(3) the utility model utilizes fixation kit 24 or holder 11 that the power supply of conductive part 4 is conducted to bullet The pressure section 22 of sheet 2, and utilize shell fragment 2 in addition the pressure section 22 of sides with fixation kit 24 with power turn-on to revolving Arm 12 tops compress body 13, because slim shell fragment 2 resistance values are little, thus power supply be during via shell fragment 2 conduction not The a large amount of losses of meeting not only can reach the purpose of saving power supply, reducing cost, and also have the good advantage of conduction.

So the utility model is mainly for the electric installation structural improvement, and can utilize the fixing of electric installation 1 Seat 11 is articulated with the spiral arm 12 of zinc material, and reaching increases the spiral arm purpose in 12 service lifes, and at spiral arm 12 Movable end top is provided with and compresses body 13, and spiral arm 12 movable ends and 11 of holders are provided with the slim of bowing Shell fragment 2 and resilient support assemblies 3 only need compress shell fragment 2 and resiliency supported when producing fan-shaped displacement because of spiral arm 12 Assembly 3 makes spiral arm 12 press smoothly bullets and can reduce frictional force and resistance, and by shell fragment 2 power supply is conducted to Compress body 13, and then the effect that makes electric installation 1 have good conductive is main key protection point, only, above institute Only state and to be preferred embodiment of the present utility model, non-so limit to claim of the present utility model, so all The simple and easy modification and the equivalent structure that use the utility model specification and graphic content to do change, and all should in like manner wrap Be contained in the claim of the present utility model.

In sum, the above-mentioned electric installation structural improvement of the utility model in use, for really can reach its effect with Purpose, so the utility model really is the utility model of a practicality excellence, for meeting the application important document of new patent, File an application in accordance with the law.

Claims

1. electric installation structural improvement, but continue the electric installation of energising when referring to the test of feed flow crystal panel especially, it is characterized in that: it comprises: electric installation, shell fragment and resilient support assemblies, wherein:

Described shell fragment is for being respectively equipped with pressure section in the elastic portion both sides that are bowing and elastically deformable, the pressure section of one side is installed in the spiral arm bottom and is electrically connected with compressing body formation, and the pressure section of other side then is installed in the formation of holder top and is electrically connected;

The upper and lower side of described resilient support assemblies is positioned the pressure section of shell fragment both sides respectively.

2. electric installation structural improvement according to claim 1, it is characterized in that: the pressure section of described holder end face and shell fragment one side is respectively equipped with for the sheathed keeper of elasticity supporting component, and shell fragment in addition the pressure section of side be provided with for keeper corresponding wear wear groove, then be provided with the fixation kit that forms the location with holder with the pressure section of wearing the groove homonymy.

3. electric installation structural improvement according to claim 2, it is characterized in that: described keeper can be projection, screw or other can supply the sheathed positioning component of elasticity supporting component, and fixation kit is the positioning component of projection, screw or other form, and the pressure section in the shell fragment both sides is respectively equipped with the lockhole that wears the location for keeper and fixation kit.

4. electric installation structural improvement according to claim 1 is characterized in that: described holder is respectively equipped with the location hole that wears locking for keeper in forward and backward both sides.

5. electric installation structural improvement according to claim 1 is characterized in that: described spiral arm is that the zinc material is made.

6. electric installation structural improvement according to claim 1 is characterized in that: described spiral arm is provided with to accommodate above movable end and compresses the accommodating groove that body forms the location.

7. electric installation structural improvement according to claim 1 is characterized in that: describedly compress body and shell fragment is that electric conducting material is made.

8. electric installation structural improvement according to claim 1, it is characterized in that: the holder of described electric installation is the stopper slot top that is installed in conductive part, and electric installation and conductive part further are housed in the receiving space of track, its track lower surface is concaved with the location notch that supplies the slide nut dislocation to go into, nut then forms the location for the holder locking of electric installation, and be provided with cover at track and overlay on loam cake above the receiving space, and loam cake is provided with the open-work that compress body protruding dew of plural number for electric installation thoroughly.

9. electric installation structural improvement according to claim 8, it is characterized in that: the stopper slot below of described conductive part is provided with guide groove, and being respectively equipped with alar part in the guide groove both sides, track then is provided with the guide rail that inserts slippage for the guide groove of conductive part in the receiving space bottom.

10. electric installation structural improvement, it is characterized in that: it comprises: electric installation, shell fragment, resilient support assemblies, conductive part and track, wherein:

11. electric installation structural improvement according to claim 10, it is characterized in that: the pressure section of described holder end face and shell fragment one side is respectively equipped with for the sheathed keeper of elasticity supporting component, and described shell fragment in addition the pressure section of side be provided with for keeper corresponding wear wear groove, then be provided with holder and track with the pressure section of wearing the groove homonymy and form the fixation kit of locating.

12. electric installation structural improvement according to claim 11, it is characterized in that: described keeper is that projection, screw or other can supply the sheathed positioning component of elasticity supporting component, and fixation kit is the positioning component of projection, screw or other form, and the pressure section in the shell fragment both sides is respectively equipped with the lockhole that wears the location for keeper and fixation kit.

13. electric installation structural improvement according to claim 10 is characterized in that: described holder is respectively equipped with the location hole that wears locking for keeper in forward and backward both sides.

14. electric installation structural improvement according to claim 10 is characterized in that: described spiral arm is that the zinc material is made.

15. electric installation structural improvement according to claim 10 is characterized in that: described spiral arm is provided with to accommodate above movable end and compresses the accommodating groove that body forms the location.

16. electric installation structural improvement according to claim 10 is characterized in that: describedly compress body and shell fragment is that electric conducting material is made.

17. electric installation structural improvement according to claim 10 is characterized in that: described track lower surface is concaved with the location notch that supplies the slide nut dislocation to go into, and described nut then forms the location for the holder locking of electric installation.