CN202190996U

CN202190996U - Slide rail capable of limiting and loosening bearing carrier piece

Info

Publication number: CN202190996U
Application number: CN2011202966117U
Authority: CN
Inventors: 阮腾仪; 李金有
Original assignee: SUN CHAIN METAL INDUSTRY Co Ltd
Current assignee: SUN CHAIN METAL INDUSTRY Co Ltd
Priority date: 2011-08-16
Filing date: 2011-08-16
Publication date: 2012-04-18
Anticipated expiration: 2021-08-16

Abstract

The utility model discloses a slide rail capable of limiting and loosening a bearing carrier piece, comprising an assembling opening and an ejection pushing control piece, wherein the assembling opening is arranged on a load bearing piece and constructed by a support section and a deformation section that are communicated with each other; the elastic pushing control piece is composed of an reclining part, a support leaning part and a deformation part, one end of the support leaning part is vertically connected with the reclining part, and the other end of the support leaning part is connected with the deformation part; the bearing carrier piece is arranged on the load bearing piece in a sliding manner, a plurality of rolling balls are arranged on the two sides of the bearing carrier piece respectively, a clamping slot with an opening is machined on the bearing carrier piece, and a clamping hook extends into the clamping slot; and the slide rail is arranged among the rolling balls of the bearing carrier piece, and one surface of the slide rail, facing the bearing carrier piece, is provided with a pressing and pushing convex block. The slide rail limits the bearing carrier piece by means of an ejecting push control piece and leads the bearing carrier piece to be in the limited state when the slide rail is not assembled yet, so that the assembly and the application of force of the slide rail are facilitated, when the slide rail is assembled into the bearing carrier piece, the slide rail can press and push the ejecting push control piece to lead the bearing carrier piece to be pulled away and driven by the slide rail to slide, so the use convenience of the slide rail is high; and the deformation part of the ejecting push control piece can deform along the sliding direction so as to ensure the use smoothness of the slide rail.

Description

Can place restrictions on and the get loose slide rail of bearing support

Technical field

The utility model is relevant with drawer, is meant a kind of placing restrictions on and the slide rail of the bearing support that gets loose especially.

Background technology

General drawer all can between drawer and table body, a guiding device 10 be set usually, and guiding device 10 is divided into the structure of two-section type or three-section type for making action smooth and easy.With three-section type; Like Fig. 1, shown in 2; This guiding device 10 comprises a fixed track, and carries the bearing support 13 that rail 11, a slip rail 12 and have ball 131, carry rail 11 and be placed in the fixed track slippingly, and slip rail 12 cooperates slippingly and carries rail 11 and be provided with; At slip rail 12 and carry and between the rail 11 bearing support 13 to be set so that move smooth and easyly, slip rail 12 is to be connected with drawer and must to slide and extract out use.Can, slip rail 12 locate when extracting out for making bearing support 13; And slip rail 12 can interlock when inserting; Therefore on carrying rail 11, a supporting seat 14 is set again; Be pivoted with a pivot pin 151 on this supporting seat 14 again and one collude part 15, this colludes part 15 and is set to inclined-plane 152 near the end face of bearing support 13, and bearing support 13 then is provided with have an inclined-plane 132 protruding near an end that colludes part 15 and colludes 133 and recess 134.Cooperate pushing and pressing by bearing support 13 with the inclined-plane that colludes part 15 132,152, make and collude part 15 pivots pendulum and produce or collude into placing restrictions on or deviating from state in bearing support 13 recesses 134 and change.Though this guiding device 10 can reach the effect that locating shaft carries part 13, the various difficulty that causes assembling and produce of its member increases, and production cost is high, does not meet economic benefit.

A kind of in addition guiding device 20; Like Fig. 3, shown in 4; This guiding device 20 comprises the bearing support 23 that a fixed track, a bearing part 21, a slip rail 22 and have ball; Bearing part 21 can be slidedly arranged in the fixed track, 22 bearing part 21 slippages relatively of slip rail, and bearing support 23 is arranged between slip rail 22 and the bearing part 21.For bearing support 23 can be positioned on the bearing part 21 when group is gone into bearing part 21 as yet at slip rail 22; Therefore on the bearing part 21 engagement device 24 is set again, these engagement device 24 1 ends are fixed on the bearing part 21, and the other end has a trip 241; One pushed part 242 then is set between the two ends; Two through hole 211 more is set on the bearing part 21 supplies trip 241 and pushed part 242 to pass respectively, and the perforation 231 of a corresponding trip 241 also is set on the bearing support 23, this trip 241 passes the perforation 231 of bearing support 23 and the through hole 211 of bearing part 21 simultaneously; Slip rail 22 is in the face of then being provided with a pushing and pressing projection 221 on the one side of bearing part 21; When going into bearing part 21 by 22 groups on slip rail, the pushed part 242 of the pushing and pressing projection of slip rail 22 221 pushing and pressing engagement devices 24, then engagement device 24 is pushed away distortion and the perforation 231 that trip 241 taken advantage of a situation emerge in bearing support 23; At this moment, 22 groups on slip rail is gone into bearing part 21 and is removed the location of bearing support 23 simultaneously and can drive bearing support 23 displacements.This guiding device 20 carries part 23 and removes the purpose of location though can be reached locating shaft; Yet; Because engagement device 24 is fixedly set in the back side of bearing part 21; The rail 22 that then slides will compress the perforation 231 that the trip 241 that just can make engagement device 24 is deviate from bearing support 23 smoothly to bearing part 21 rears with engagement device 24, and engagement device 24 is smooth sheet body structures in bearing part 21, and not only distortion is difficult for; And the strength that the trip 241 that makes engagement device 24 is deviate from is perpendicular to the moving direction of slip rail 22; Trip 241 will so probably make engagement device 24 fully to be out of shape towards away from the distortion of the direction of slip rail 22 especially, and the situation that causes bearing support 23 can't successfully deviate from slip rail 22 interlocks takes place.

The utility model content

The technical problem that the utility model will solve provides a kind of placing restrictions on and the slide rail of the bearing support that gets loose, and bearing support is placed restrictions on when the slip rail emerges in bearing support, and the rail of being convenient to slide is assembled into the operation of bearing support once more.

For solving the problems of the technologies described above, the utility model provides a kind of and places restrictions on and the slide rail of the bearing support that gets loose, and comprises:

One bearing part extends axially along one, and said bearing part is offered one group and established mouth, and group is established and mouthful is communicated with a deformation section by a supporting section and constitutes, and said deformation section is shaped by the end expansion of supporting section;

One butted control piece; Reclining by one, portion, is supported by portion and a variant part connects and composes, the said vertical portion that reclines that connects of portion's one end that is supported by, and the other end extends and connects variant part; The two ends of said variant part are respectively one first inclined-plane and one second inclined-plane; Variant part is connected with the portion of being supported by with first inclined-plane, and offers a locating hole again on the said variant part, and the portion of reclining of said butted control piece is posted by the bearing part setting; The portion of being supported by of butted control piece places and stretches out in said supporting section, and variant part is placed in the said deformation section;

One bearing support; Be slidedly arranged on said bearing part and both sides a plurality of balls are set respectively, said bearing support is offered a draw-in groove again, and this draw-in groove has an opening; And there is a trip to stretch into this draw-in groove; Said trip has a trip inclined-plane, and said bearing support is inserted in the variant part of said butted control piece with the opening of draw-in groove, and the trip of bearing support is penetrated in the locating hole of variant part of butted control piece; And

One slip rail; Can corresponding be slidedly arranged between the both sides ball of said bearing support; Said slip rail level is provided with one to the one side of bearing support and compresses projection; This end that compresses projection is one first to compress the inclined-plane, this first compress the variant part of the said relatively butted control piece in inclined-plane the first inclined plane shape setting.

Place restrictions on bearing support by butted control piece; Make butted control piece break away from the blocking bearing support and when slip rail group is gone into bearing support, push against butted control piece more simultaneously, and make the slip rail can drive the bearing support displacement, bearing support is accepted the slip rail at the state of placing restrictions on; Can be convenient to the to slide assembling of rail; And the slip rail is to compress butted control piece distortion along sliding path, and therefore butted control piece can be out of shape swimmingly, guarantees the smoothness of using.

Description of drawings

Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation:

Fig. 1 is the known pilot schematic representation of apparatus;

Fig. 2 is the action sketch map of Fig. 1;

Fig. 3 is the sketch map of the known guiding device of another kind;

Fig. 4 is the action sketch map of Fig. 3;

Fig. 5 is the utility model can place restrictions on and get loose stereochemical structure decomposing schematic representation of slide rail of bearing support;

Fig. 6 is the utility model can place restrictions on and get loose part-structure combination schematic appearance of slide rail of bearing support;

Fig. 7 A is the utility model assembled sectional view of slide rail of bearing support of can placing restrictions on and get loose, and is to compress the state that projection does not make butted control piece distortion as yet;

Fig. 7 B is the local enlarged diagram of Fig. 7 A;

Fig. 8 A is the utility model assembled sectional view of slide rail of bearing support of can placing restrictions on and get loose, and is to compress the state that projection makes butted control piece distortion;

Fig. 8 B is the local enlarged diagram of Fig. 8 A;

Fig. 9 is the utility model assembled sectional view of slide rail of bearing support of can placing restrictions on and get loose, and be bearing support receive second place restrictions on the piece travel limit state;

Figure 10 A is the utility model assembled sectional view of slide rail of bearing support of can placing restrictions on and get loose, and is that the slip rail makes the state that projection compresses butted control piece distortion that compresses will deviate from bearing support the time;

Figure 10 B is the local enlarged diagram of Figure 10 A;

Figure 11 is the utility model combination sketch map that the slide rail matching and fixing rail of bearing support uses of can placing restrictions on and get loose.

Wherein description of reference numerals is following:

Guiding device 10 carries rail 11

Slip rail 12 bearing supports 13

Ball 131 inclined-planes 132

Protruding 133 recesses 134 that collude

Supporting seat 14 colludes part 15

Pivot pin 151 inclined-planes 152

Guiding device 20 bearing parts 21

Through hole 211 slip rails 22

Pushing and pressing projection 221 bearing supports 23

231 engagement devices 24 of boring a hole

Trip 241 pushed parts 242

Bearing part chute 31

Sidewall 32 first is placed restrictions on piece 33

Second places restrictions on 34 groups establishes mouth 35

Supporting section 351 deformation sections 352

Spacing block set 36 butted control pieces 40

Portion's 41 through holes 411 recline

Be supported by portion's 42 variant parts 43

431 second inclined-planes 432, first inclined-plane

Locating hole 433 bearing supports 50

Guiding protuberance 51 balls 52

Draw-in groove 53 openings 531

Trip 54 trip inclined-planes 541

Slip rail 60 compresses projection 61

First compresses inclined-plane 611 second compresses inclined-plane 612

Fixed track 70 axial X

The specific embodiment

Preferred embodiment such as Fig. 5 of slide rail of bearing support can placed restrictions on and get loose to the utility model to shown in Figure 11, comprises:

One bearing part 30; Edge one axial X extension also has two ends; Bearing part 30 X vertically is provided with two chutes 31 and two sidewalls 32; Bearing part 30 is provided with one first and places restrictions on piece 33 and one second and place restrictions on piece 34 on the one side between two chutes 31, place restrictions on piece 33 near first and offer one group again and establish mouthfuls 35, and this group is established mouthfuls 35 and is communicated with a deformation section 352 by a supporting section 351 and constitutes; Said deformation section 352 is shaped by the end expansion of supporting section 351, and the supporting section 351 that the another side of bearing part 30 is established mouth 35 near group is provided with two spacing block sets 36 again;

One butted control piece 40; Reclining by one, portion 41, is supported by portion 42 and a variant part 43 connects and composes, and the said portion 41 that reclines has two through holes 411, is supported by the vertical portion 41 that reclines that connects of portion's 42 1 ends; The other end extends connection variant part 43; And the two ends of said variant part 43 are respectively one first inclined-plane 431 and one second inclined-plane 432, and variant part 43 is connected with the portion of being supported by 42 with first inclined-plane 431, and this first inclined-plane 431 extends downward the portion of being supported by 42 by variant part 43 and is shaped; Second inclined-plane 432 also is to be shaped by variant part 43 downward-sloping extensions; Offer a locating hole 433 on the said variant part 43 again, the portion that reclines 41 of butted control piece 40 is posted by bearing part 30 setting, and the spacing block set 36 of bearing part 30 is placed in form in the through hole 411 of butted control piece 40 spacing; 42 in the portion that is supported by of butted control piece 40 places and stretches out in the group of bearing part 30 and establishes in the supporting section 351 of mouth 35, and the variant part 43 of butted control piece 40 then is placed in the group of bearing part 30 and establishes in the deformation section 352 of mouth 35;

One bearing support 50, one side X vertically are provided with two guiding protuberances 51, and the both sides of this bearing support 50 are provided with a plurality of balls 52 respectively; These two guidings protuberance 51 correspondences of bearing support 50 are placed in the chute 31 of bearing part 30, and this bearing support 50 places restrictions on piece 33 and second first and place restrictions between the piece 34, and make the sidewall 32 of ball 52 by being butted on bearing part 30; Bearing support 50 bearing part 30 slippages relatively; Bearing support 50 is offered a draw-in groove 53 again, and this draw-in groove 53 has an opening 531, and has a trip 54 to extend into this draw-in groove 53 settings; And trip 54 has a trip inclined-plane 541; This trip inclined-plane 541 tilts to extend towards opening 531, and bearing support 50 is inserted in the variant part 43 of butted control piece 40 with the opening 531 of draw-in groove 53, and the trip 54 of bearing support 50 is penetrated in the locating hole 433 of variant part 43 of butted control piece 40; And

One slip rail 60; Can corresponding be slidedly arranged between the both sides ball 52 of bearing support 50; Slip rail 60 is provided with one towards the one side of bearing support 50 and compresses projection 61; These two ends that compress projection 61 are respectively one first and compress inclined-plane 611 and one second and compress inclined-plane 612, this first compress the variant part 43 of the butted relatively control piece 40 in inclined-plane 611 the 431 shape settings of first inclined-plane, second compresses second inclined-plane, the 432 shape settings of the variant part 43 of the butted relatively control piece 40 in inclined-plane 612.

More than be the utility model can place restrictions on and get loose structural relation of slide rail of bearing support; During use; Butted control piece 40 is fixedly set on the bearing part 30, and the locating hole 433 that the trip 54 of bearing support 50 penetrates butted control piece 40 receives placing restrictions on of butted control piece 40, in the time will assembling slip rail 60; Bearing support 50 is accepted slip rail 60 with the state of being placed restrictions on, and the rail 60 that therefore slides can be organized more expediently and establish.

And organize when establishing, slip rail 60 penetrates between the both sides ball 52 of bearing support 50, and this slip rail 60 continues to penetrate; When slip rail 60 during towards the position of the corresponding butted control piece 40 in the position that compresses projection 61 of bearing support 50 one side; Because the portion that is supported by 42 of butted control piece 40 is piercing in the group of bearing part 30 and establishes mouth 35, so this compresses projection 61 meetings earlier along the portion of being supported by 42 X displacement vertically, shown in Fig. 7 A, 7B; Slip rail 60 continues displacement; Then compress first of projection 61 and compress first inclined-plane 431 that inclined-plane 611 can begin to compress the variant part 43 of butted control piece 40, just and this compress projection 61 can be along 431 displacements of first inclined-plane, shown in Fig. 8 A, 8B; The process of displacement just can make variant part 43 compressive deformations of butted control piece 40; And making variant part 43 towards away from the direction distortion that compresses projection 61, also is simultaneously towards the direction distortion away from bearing support 50 trips 54, just can make the trip 54 of bearing support 50 deviate from the locating hole 433 of butted control piece 40 at last; At this moment; Slip rail 60 also just can successfully be organized between the ball 52 of bearing support 50 both sides, and feasible slip rail 60 drives bearing supports 50 displacements, and what be provided with on the bearing part 30 first places restrictions on piece 33 and second and place restrictions on piece 34 and then can bring into play the effect of placing restrictions on bearing support 50; The displacement space that makes bearing support 50 is subject to first and places restrictions on piece 33 and second and place restrictions on piece 34 on axial X; As Fig. 2 to shown in Figure 8 for be subject to first place restrictions on piece 33 aspect, as shown in Figure 9 then for be subject to second place restrictions on piece 34 aspect, avoid bearing support 50 displacement fully freely by this and possibly taking place of deviating from easily;

Hence one can see that; Bearing support 50 is to receive placing restrictions on of butted control piece 40 when not accepting slip rail 60 as yet; And accept slip rail 60 with the state of placing restrictions on; So should just can easily assemble with bearing support 50 effortlessly by slip rail 60, and when assembling is accomplished, drive bearing support 50, improve the convenience of assembling with moving.

In addition; In the time will slip rail 60 that organize bearing support 50 being pulled out fully; Make slip rail 60 together with bearing support 50 to first place restrictions on piece 33 direction move, when slip rail 60 compress projection 61 near butted control piece 40 time, this compresses projection 61 and just compresses second inclined-plane 432 that inclined-plane 612 correspondences compress the variant part 43 of butted control piece 40 with second; The 60 lasting displacements of slip rail just can be oppressed variant part 43 makes variant part 43 once more towards being out of shape away from the direction that compresses projection 61; Shown in Figure 10 A, 10B, slip rail 60 continues to drive bearing supports 50 displacements, just then the trip 54 of bearing support 50 can be once more corresponding to the position of butted control piece 40 locating holes 433; And take advantage of a situation and snap in this locating hole 433, just can become again to bearing support 50 and receive the spacing original state of butted control piece 40.Hence one can see that, and slip rail 60 can make bearing support 50 break away from butted control piece 40 when group is gone into bearing support 50 and produce with moving, more can when slip rail 60 is deviate from bearing support 50, make bearing support 50 return back to the state of placing restrictions on butted control piece 40; So that it is the Assembly Action once more of slip rail 60 is very convenient in the use, and simple in structure; Do not need complicated structure configuration; Reduce the assembling difficulty, also just can reduce production costs simultaneously, increase economic efficiency.In addition, the slip rail 60 of the utility model compresses butted control piece 40 along sliding path when sliding, and therefore can guarantee butted control piece 40 distortion and produces with bearing support 50 blockings or the state that gets loose and change, and action can be accomplished swimmingly, uses smooth degree high.

Please cooperate again consult shown in Figure 11; When slide rail cooperates table body and drawer to use; Can cooperate a fixed track 70 to use again, this fixed track 70 is provided with being fixedly set in the body, and the bearing part 30 of slide rail is slidedly arranged in the fixed track 70 again; And slip rail 60 again matching and fixing just can make the slippage of can the be smooth and easy relative table of this drawer body flexible by this in drawer.

Claims

1. the slide rail of bearing support of can placing restrictions on and get loose is characterized in that, comprises:

One bearing part extends axially along one, and said bearing part is offered one group and established mouth, and this group is established and mouthful is communicated with a deformation section by a supporting section and constitutes, and said deformation section is shaped by the end expansion of supporting section;

2. as claimed in claim 1 placing restrictions on and the slide rail of the bearing support that gets loose; It is characterized in that; Said bearing part is provided with two chutes and two sidewalls vertically; The one side of said bearing support is provided with two guiding protuberances vertically, and this of bearing support two guiding protuberance correspondences are placed in the chute of said bearing part, and the ball of said bearing support is by being butted on the sidewall of bearing part.

3. as claimed in claim 1 placing restrictions on and the slide rail of the bearing support that gets loose; It is characterized in that; Said bearing part is provided with one first and places restrictions on piece and one second and place restrictions on piece on the one side between two chutes, said bearing support is placed restrictions on piece and second first and placed restrictions between the piece.

4. as claimed in claim 1 placing restrictions on and the slide rail of the bearing support that gets loose; It is characterized in that; The one side of said bearing part is provided with two spacing block sets again near the said group of supporting section of establishing mouth; The portion of reclining of said butted control piece has two through holes, and the spacing block set of bearing part is placed in the through hole of butted control piece.

5. as claimed in claim 1 placing restrictions on and the slide rail of the bearing support that gets loose is characterized in that first inclined-plane of said butted control piece and second inclined-plane all are to extend shaping downwards by said variant part.

6. as claimed in claim 1 placing restrictions on and the slide rail of the bearing support that gets loose; It is characterized in that; The other end that compresses projection of said slip rail is one second to compress the inclined-plane, this second compress the variant part of the said relatively butted control piece in inclined-plane the second inclined plane shape setting.