CN209252079U - A kind of Anti-inclining drawer guideway being easily installed - Google Patents

Abstract

The utility model discloses a kind of Anti-inclining drawer guideway being easily installed, including the outer rail being fixed on cabinet body inner wall, the middle rail slided in outer rail and the internal rail slided in middle rail, locking device and drive rod.Original locking mechanism is improved, it is driven using guide shaft, guide shaft location hole is set in fixed plate simultaneously, when opening the drawer, guide shaft with internal rail forward slip into guide shaft location hole after positioned, be detached from from the guide shaft hook of internal rail rear end, allow internal rail continue forward slip open drawer, and guide plate is positioned, drive rod is held out against；When closing drawer, during internal rail slides backward, guide shaft is pushed to be slid into the guide shaft hook of its rear end again, and guide shaft and guide plate is driven to reset, drive rod can move up and down again at this time, allow to open one of drawer.Compared with original locking mechanism, part is few, easy for installation.

Description

A kind of Anti-inclining drawer guideway being easily installed

Technical field

The utility model relates to a kind of drawer guideway more particularly to a kind of Anti-inclining drawer guideways being easily installed.

Background technique

In order to improve space utilization rate, the usual closed assembly of active cabinet has multi-layer drawers, living if disposably extracting multi-layer drawers out Dynamic cabinet under the action of drawer gravity may disequilibrium, topple over so as to cause entire active cabinet.Especially in family When having infant, if look after it is inconsiderate, active cabinet topple over have injury children risk.Multilayer pumping is opened simultaneously in order to prevent Drawer and cause active cabinet to tilt, applicant discloses one in the Chinese utility model patent application No. is 201820186126.6 Kind is used for the overturning-preventing guide rail of multi-layer drawer active cabinet, and the locking device structure of this guide rail is more complicated, and installation steps are numerous It is trivial.

Therefore, the existing technology needs to be improved and developed.

Summary of the invention

For above-mentioned problems of the prior art, the purpose of this utility model is to provide it is a kind of be easily installed it is anti- Tilt drawer guide rail, it is intended to overcome existing Anti-inclining guide rail structure of drawer complexity, defect erroneous for installation.

The technical solution of the utility model is as follows:

A kind of Anti-inclining drawer guideway being easily installed slides in outer rail including the outer rail being fixed on cabinet body inner wall Middle rail and the internal rail slided in middle rail, locking device and drive rod, wherein

The locking device includes the fixed plate for being fixed on outer rail rear end, along the guide plate of fixed plate Dorsal glide, and is led Axis, the fixed plate are equipped with guide shaft slide opening, and the front end of guide shaft slide opening is formed by bending guide shaft location hole；

The internal rail is fixed in side plate of the drawer, rear end be located at fixed plate front and be equipped with guide shaft hook, guide shaft one end with lead Plate connection, the guide shaft slide opening that the other end passes through in fixed plate are hooked by the guide shaft hook of internal rail rear end, and when opening drawer, internal rail is forward Drive guide shaft to slide in guide shaft slide opening when sliding, so that guide plate be driven to slide, when guide shaft slides to guide shaft slide opening front end can not be after When continuing advancing slip, the arc position in guide shaft hook pushes guide shaft in guide shaft location hole to, and guide shaft is positioned, and guide shaft takes off from guide shaft hook Out, internal rail continues forward slip；When closing drawer, internal rail is slided backward, and the arc position in guide shaft hook positions guide shaft from guide shaft It is taken out of in hole, drives guide plate to slide backward again；

The both ends of the drive rod are connect with the fixed plate of upper layer and lower layer adjacent drawer guide rail respectively, and can be along fixed backboard Face moves up and down, while guide plate forward slip downwards or (and) hold out against drive rod upwards.

The Anti-inclining drawer guideway being easily installed, wherein the locking device further includes tension spring, the tension spring one End is fixed in fixed plate, and the other end is fixed on guide plate.

The Anti-inclining drawer guideway being easily installed, wherein the fixed back is equipped with sliding slot, and guide plate is equipped with Cooperate the sliding block slided in sliding slot, the sliding block is equipped with tension spring slot, and the tension spring stretches in tension spring slot, and one end is fixed on The rear end of sliding slot, the other end are fixed on the front end of tension spring slot.

The Anti-inclining drawer guideway being easily installed, wherein the guide plate is equipped with the strip-shaped hole of up and down direction, institute Stating guide shaft includes in the guide plate shaft end that cooperation is inserted in the strip-shaped hole of guide plate and the guide shaft slide opening that cooperation is inserted in fixed plate Fixed plate shaft end so that guide plate shaft end slides to strip-shaped hole during fixed plate shaft end slides in or out guide shaft location hole Lower end or upper end.

The Anti-inclining drawer guideway being easily installed, wherein the guide shaft further includes being located at guide plate shaft end and fixation Guide shaft chuck between board shaft end, the guide shaft chuck are stuck between fixed plate and guide plate.

The Anti-inclining drawer guideway being easily installed, wherein the rear end side of the guide shaft slide opening is equipped with to compress and lead The elastic clamping pieces of axis.

The Anti-inclining drawer guideway being easily installed, wherein the drive rod include connecting rod and be located at connecting rod The drive block at both ends, the drive block are equipped with card slot, and connecting rod cooperation is connected in the card slot.

The Anti-inclining drawer guideway being easily installed, wherein the fixed back is equipped with slot, drive block cooperation Moved up and down in slot, and with bar nose apical grafting, be the inclination that cooperates at the end apical grafting of bar nose and drive block Side or circular arc side.

The Anti-inclining drawer guideway being easily installed, wherein the fixed back is equipped with slot, and drive block is being inserted It is moved up and down in slot.

The Anti-inclining drawer guideway being easily installed, wherein the side wall of slot be equipped with limiting slot, the one of drive block Side is equipped with the limit protrusion that cooperation is slided in limiting slot.

The Anti-inclining drawer guideway being easily installed, wherein rear end on the outside of the front end of the outer rail inner wall and middle rail It is equipped with middle rail limited block, to prevent middle rail from skidding off out of outer rail.

The Anti-inclining drawer guideway being easily installed, wherein straight primer is fixed on the middle rail inner wall, outside internal rail Wall is equipped with shift fork, and the straight primer is equipped with straight primer slot, is equipped with internal rail limited block in straight primer slot, the shift fork rear end is Front wide and rear narrow circular arc side, front end are set there are two acclivitous first shift fork adhesive tape and the second shift fork adhesive tape separately down, Second shift fork adhesive tape rear end is equipped with " 7 " font hook portion, when shift fork enters in straight primer slot with internal rail forward slip, first group Fork adhesive tape resists the lower wall of straight primer slot, and " 7 " font hook portion cooperates rear end face and the side for resisting internal rail limited block, to prevent Only internal rail therefrom skids off in rail.

The utility model has the following beneficial effects: being improved to original locking mechanism, it is driven using guide shaft, while solid On fixed board be arranged guide shaft location hole, when opening the drawer, guide shaft with internal rail forward slip into guide shaft location hole after positioned, It is detached from from the guide shaft hook of internal rail rear end, allows internal rail to continue forward slip and open drawer, and guide plate is positioned, drive rod It is held out against；When closing drawer, during internal rail slides backward, guide shaft is pushed to be slid into the guide shaft hook of its rear end again, and Guide shaft and guide plate is driven to reset, drive rod can move up and down again at this time, allow to open one of drawer.With original locking Mechanism compares, and part is few, easy for installation.

Detailed description of the invention

Fig. 1 is stereoscopic schematic diagram of the utility model when drawer is closed.

Fig. 2 is structure schematic diagram of the locking device described in the utility model when drawer is closed.

Fig. 3 is sectional perspective schematic diagram of the utility model when drawer is opened.

Fig. 4 is structure schematic diagram of the locking device described in the utility model when drawer is opened.

Fig. 5 is the explosive view of the utility model.

Fig. 6 is the utility model partial structurtes explosive view.

Fig. 7 is that the utility model completes the stereoscopic schematic diagram (not showing drawer) after installation.

Specific embodiment

The embodiments of the present invention is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and should not be understood as practical to this Novel limitation.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technology The quantity of feature.Define " first " as a result, the feature of " second " can explicitly or implicitly include it is one or more The feature.The meaning of " plurality " is two or more in the description of the present invention, unless otherwise clearly specific It limits.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected or can mutually communicate；It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements.For this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Following disclosure provides many different embodiments or example is used to realize the different structure of the utility model. In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.Certainly, they are only Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals And/or reference letter, this repetition are for purposes of simplicity and clarity, itself not indicate discussed various embodiments And/or the relationship between setting.In addition, the example of various specific techniques and material that the utility model provides, but this Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.

As shown in figs. 1-7, the present embodiment is related to a kind of Anti-inclining drawer guideway being easily installed, including is fixed in cabinet body Outer rail 100 on wall, the middle rail 200 slided in outer rail 100 and the internal rail 300 slided in middle rail 200, locking device and biography Lever 500, wherein the locking device includes the fixed plate 410 for being fixed on 100 rear end of outer rail, along 410 back side of fixed plate The guide plate 420 and guide shaft 430 of sliding, the fixed plate 410 are equipped with guide shaft slide opening 411, and the front end of guide shaft slide opening 411 is bent Form guide shaft location hole 412；The internal rail 300 is fixed in side plate of the drawer, and rear end, which is located at the front of fixed plate 410 and is equipped with, leads Axis hook 310,430 one end of guide shaft are connect with guide plate 420, and the other end passes through the guide shaft slide opening 411 in fixed plate 410 by internal rail 300 The guide shaft hook 310 of rear end hooks, and drives guide shaft 430 sliding in guide shaft slide opening 411 when opening drawer, when 300 forward slip of internal rail It is dynamic, to drive guide plate 420 to slide, when guide shaft 430, which slides to 411 front end of guide shaft slide opening, to continue advancing slip, in guide shaft hook 310 Arc position guide shaft 430 is pushed in guide shaft location hole 412, guide shaft 430 is positioned, and is deviate from from guide shaft hook 310, internal rail 300 Continue forward slip；When closing drawer, internal rail 300 is slided backward, and the arc position in guide shaft hook 310 determines guide shaft 430 from guide shaft Position is taken out of in hole 412, drives guide plate 420 to slide backward again；The both ends of the drive rod 500 are adjacent with upper layer and lower layer respectively The fixed plate 410 of drawer guideway connects, and can move up and down along 410 back side of fixed plate, and 420 forward slip of guide plate while is downward Or (and) drive rod 500 is held out against upwards.

As shown in Figs. 1-2, when drawer is closed, the guide shaft hook 310 of 300 rear end of internal rail hooks guide shaft, and guide plate 420 is located at solid The rear end at 410 back side of fixed board, at this point, drive rod 500 can slide up and down a distance；As shown in Fig. 3-4 and Fig. 7, work as opening Wherein when one layer of drawer, it is pulled along drawer, internal rail 300 drives with drawer forward slip, the arcuate structure shape of guide shaft hook 310 To sliding at guide shaft location hole 412 when guide shaft 430 slides into front end in guide shaft slide opening 411, led when guide shaft 430 slides into When at axis location hole 412, the guide shaft hook 310 in internal rail 300 is detached from guide shaft 430, and drawer is opened, while guide shaft 430 is in guide shaft It cannot back be sprung back in location hole 412,430 forward slip of guide shaft drives guide plate 420 to move forward simultaneously, thus by drive rod 500 hold out against (as shown in Figure 4) up and down.Due to drive rod 500 both ends respectively with upper layer and lower layer adjacent drawer guide rail Fixed plate 410 connects, the drive rod 500 that is held out against prevent above and below drawer guideway guide plate 410 and guide shaft 430 forward Sliding prevents multi-layer drawers from opening simultaneously and cabinet body is caused to be toppled over so that the drawer above and below preventing is opened.It closes and opens Drawer afterwards, internal rail 300 slide backward, and push guide shaft 430 to be slid into the guide shaft hook 310 of its rear end again, guide shaft hook 310 Cambered design internal rail 300 is taken guide shaft 430 out of from guide shaft location hole 412 when sliding backward and sliding along guide shaft slide opening 411 Dynamic, so that guide plate 410 be driven to reset, drawer is closed, at this point, drive rod 500 is no longer held out against, could allow to open its another layer Drawer.Compared with original locking mechanism, part is few, is easily installed.

As preferred embodiment, the locking device further includes tension spring 440, and described 440 one end of tension spring is fixed on On fixed board 410, the other end is fixed on guide plate 420.Due to the effect of tension spring 440, under no external force, guide plate 420 will not It is advancing slip, it is advancing slip under no pulling force effect to prevent internal rail 300, to prevent drawer from being opened unintentionally.

Specifically, 410 back side of fixed plate is equipped with sliding slot 413, guide plate 420 is equipped with cooperation and slides in sliding slot 413 Sliding block 421 (in the present embodiment, sliding block 421 is connected in sliding slot 413), the sliding block 421 be equipped with tension spring slot 422, it is described Tension spring 440 stretches in tension spring slot 422, and one end is fixed on the rear end of sliding slot 413, before the other end is fixed on tension spring slot 422 End.This design is not only compact-sized, but also steady with 440 telescopic process of tension spring conducive to keeping guide plate 420 to slide.

As seen in figs. 5-6, it is bent due to guide shaft location hole 412 by 411 front end of guide shaft slide opening, guide shaft 430 It during sliding in or out guide shaft location hole 412, can move up and down, in order to ensure guide shaft 430 can move up and down, simultaneously Not influencing guide shaft 430 again drives guide plate 420 to slide back and forth, and in the present embodiment, the guide plate 420 is equipped with the bar shaped of up and down direction Hole 423, the guide shaft 430 include that the guide plate shaft end 431 that cooperation is inserted in the strip-shaped hole 423 of guide plate and cooperation are inserted in fixation The fixed plate shaft end 432 in guide shaft slide opening 411 on plate 410, so that fixed plate shaft end 432 slides in or out guide shaft location hole During 412, guide plate shaft end 431 slides to the lower end or upper end of strip-shaped hole 423.

As shown in fig. 6, the guide shaft 430 further includes the guide shaft card between guide plate shaft end 431 and fixed plate shaft end 432 Disk 433, the guide shaft chuck 433 are stuck between fixed plate 410 and guide plate 420.Since the two sides of guide shaft chuck 433 are respectively by solid Fixed board 410 and guide plate 420 are kept out so that guide shaft 430 can only front and back or slide up and down, will not move left and right, prevent guide shaft 430 from It falls off in guide shaft slide opening 411 or strip-shaped hole 423.

Further, the rear end side of the guide shaft slide opening 411 is equipped with the elastic cleat 414 for compressing guide shaft.Such as Fig. 3 and Shown in Fig. 5-6, elastic cleat 414 is tilted to the internal direction of guide shaft slide opening 411, therefore, when guide shaft 430 slides into guide shaft slide opening When 411 rear end (when drawer is in close state), elastic cleat 414 can clamp the fixed plate shaft end 432 of guide shaft 430, can To further prevent the advancing slip and drawer under no pulling force effect of internal rail 300 to be opened unintentionally.Importantly, opened in drawer When state, if guide shaft 430 because it is certain vibration or external force reason and cause its do not have to guide shaft hook 310 drive and directly from It is skidded off at guide shaft location hole 412 and slides to 411 rear end of guide shaft slide opening, will fail (can be simultaneously for the function of Anti-inclining at this time Two layers of opening or more drawer), since elastic cleat 414 has elasticity, drawer is closed, guide shaft hook 310 is pushed to slide to fixed plate 410 When rear end, elastic cleat 414 can be snapped onto guide shaft 430 in guide shaft hook 310, so that Anti-inclining function restores normal again.

When guide rail is mounted on drawout cubicle, it is contemplated that drive rod 500 is longer and both ends need and upper layer and lower layer fixed plate Connection, is unfavorable for installing, and in the present embodiment, the drive rod 500 includes connecting rod 510 and the biography positioned at 510 both ends of connecting rod Motion block 520, the drive block 520 are equipped with card slot 521, and the cooperation of connecting rod 510 is connected in the card slot 521.Installation transmission After block 520, then outer rail 100 is fixed in drawout cubicle body, the card slot 521 being finally connected to connecting rod 510 on drive block 520 It is interior, solve the problems, such as that drive rod 500 loads and unloads inconvenience.

In the present embodiment, 410 back side of fixed plate is equipped with slot 415, and drive block 520, which cooperates in slot, to be moved down It is dynamic, and with 420 front end apical grafting of guide plate, at the end apical grafting of 420 front end of guide plate and drive block 520 for mutual cooperation inclined side or Circular arc side.As shown in Fig. 2 and 4 and Fig. 5-6,420 front end of guide plate has guide plate angled end-face 424, and drive block 520 is equipped with and leads The drive block inclined-plane 522 that plate angled end-face 424 matches, in guide plate 420 during forward slip, 424 He of guide plate angled end-face Being combined with for drive block inclined-plane 522 more swimmingly pushes transmission 520 conducive to guide plate 420 upwards or upwards, until reaching such as Fig. 4 Shown in position, drive rod 500 is held out against at this time.

Drive block 520 is skidded off from slot 415 in order to prevent, and as shown in Figures 2 and 4, the side wall of slot 415 is equipped with limit Slot 416, the side of drive block 520 are equipped with the limit protrusion 523 that cooperation is slided in limiting slot 416.

As shown in figure 5, the front end and 200 outside rear end of middle rail of 100 inner wall of outer rail are equipped with middle rail limited block 600, when closing drawer, the highest distance position that slides backward of rail 200 in the limitation of fixed plate 410 of 100 rear end of outer rail；It opens When drawer, the highest distance position of 200 forward slip of rail in the middle limitation of rail limited block 600.

With continued reference to attached drawing 5, straight primer is fixed on middle 200 inner wall of rail, 300 outer wall of internal rail is equipped with shift fork 800, institute Straight primer is stated equipped with straight primer slot 710, straight primer slot 710 is interior to be equipped with internal rail limited block 711, and 800 rear end of shift fork is Front wide and rear narrow circular arc side, front end set that there are two acclivitous first shift fork adhesive tape 810 and the second shift fork glue separately down Item 820,820 rear end of the second shift fork adhesive tape are equipped with " 7 " font hook portion 821, when shift fork 810 as 300 forward slip of internal rail enters When in straight primer slot, the first shift fork adhesive tape 810 resists the lower wall of straight primer slot 710, and the cooperation of " 7 " font hook portion 821 resists interior The rear end face of rail limited block 720 and side, to prevent internal rail 300 from therefrom skidding off in rail 200.When closing drawer, it is located at guide shaft The most amphi position that sliding distance limitation internal rail 300 of the guide shaft 430 in 410 guide shaft hole 411 of fixed plate in hook 310 slides backward It sets；When opening drawer, internal rail limited block 711 limits the farthest of 300 forward slip of internal rail with offseting for " 7 " font hook portion 821 Position.It is tilted separately down and upwards due to the first shift fork adhesive tape 810 and the second shift fork adhesive tape 820, the second shift fork adhesive tape 820 can A certain range of elastics wing up and down is carried out therefore when needing to take out drawer from drawout cubicle, to dial to lower swing second Fork adhesive tape 820 makes " 7 " font hook portion 821 of its rear end deviate internal rail limited block 711, is pulled along drawer, drawer band at this time The front end that dynamic internal rail 300 crosses the therefrom rail 200 of internal rail limited block 711 skids off, so that drawer is fixed on drawer side surface Internal rail 300 is taken out；When needing to reload in drawer, the front end of the therefrom rail 200 of internal rail 300 is inserted into and is slided backward, due to The rear end of shift fork 800 is front wide and rear narrow circular arc side, can directly slide into straight primer slot 710 and be located at internal rail limit The downside of block 711 is continued during sliding backward, and the second shift fork adhesive tape 820 is snapped down to internal rail limit in the state of being squeezed It is resetted behind the rear of block 711.

In practical application, pearl frame 910 is respectively equipped between internal rail 300 and middle rail 200, between middle rail 200 and outer rail 100 With pearl item 920, ball is equipped in pearl frame 910 and pearl item 920, so that the sliding of internal rail 300 and middle rail 200 is more smooth.

In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation What the description of mode ", " example ", " specific example " or " some examples " etc. meant to describe in conjunction with the embodiment or example Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the utility model.In this explanation In book, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.

It should be understood that the application of the utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come It says, it can be modified or changed according to the above description, and all these modifications and variations all should belong to the appended power of the utility model The protection scope that benefit requires.

Claims (10)

1. a kind of Anti-inclining drawer guideway being easily installed slides in outer rail including the outer rail being fixed on cabinet body inner wall Middle rail and the internal rail slided in middle rail, locking device and drive rod, which is characterized in that

The locking device includes the fixed plate for being fixed on outer rail rear end, along the guide plate and guide shaft of fixed plate Dorsal glide, institute Fixed plate is stated equipped with guide shaft slide opening, the front end of guide shaft slide opening is formed by bending guide shaft location hole；

The internal rail is fixed in side plate of the drawer, and rear end is located at fixed plate front and is equipped with guide shaft hook, and guide shaft one end and guide plate connect It connecing, the guide shaft slide opening that the other end passes through in fixed plate is hooked by the guide shaft hook of internal rail rear end, when opening drawer, internal rail forward slip When drive guide shaft to slide in guide shaft slide opening, so that guide plate be driven to slide, when guide shaft slides to before guide shaft slide opening front end can not continue When sliding, the arc position in guide shaft hook pushes guide shaft in guide shaft location hole to, and guide shaft is positioned, and guide shaft is deviate from from guide shaft hook, interior Rail continues forward slip；When closing drawer, internal rail is slided backward, the band from guide shaft location hole by guide shaft of the arc position in guide shaft hook Out, guide plate is driven to slide backward again；

The both ends of the drive rod are connect with the fixed plate of upper layer and lower layer adjacent drawer guide rail respectively, and can be in fixed back Lower movement, guide plate forward slip while, hold out against drive rod downward or upward.

2. the Anti-inclining drawer guideway according to claim 1 being easily installed, which is characterized in that the locking device also wraps Tension spring is included, described tension spring one end is fixed in fixed plate, and the other end is fixed on guide plate.

3. the Anti-inclining drawer guideway according to claim 2 being easily installed, which is characterized in that the fixed back is set There is sliding slot, guide plate is equipped with the sliding block that cooperation is slided in sliding slot, and the sliding block is equipped with tension spring slot, and the tension spring is in tension spring slot Interior flexible, one end is fixed on the rear end of sliding slot, and the other end is fixed on the front end of tension spring slot.

4. the Anti-inclining drawer guideway according to claim 3 being easily installed, which is characterized in that the guide plate is equipped with upper The strip-shaped hole in lower direction, the guide shaft include that the guide plate shaft end that cooperation is inserted in the strip-shaped hole of guide plate and cooperation are inserted in fixation The fixed plate shaft end in guide shaft slide opening on plate, so that during fixed plate shaft end slides in or out guide shaft location hole, guide plate Shaft end slides to the lower end or upper end of strip-shaped hole.

5. the Anti-inclining drawer guideway according to claim 4 being easily installed, which is characterized in that the guide shaft further includes position Guide shaft chuck between guide plate shaft end and fixed plate shaft end, the guide shaft chuck are stuck between fixed plate and guide plate.

6. the Anti-inclining drawer guideway according to claim 5 being easily installed, which is characterized in that after the guide shaft slide opening Side is held to be equipped with the elastic clamping pieces for compressing guide shaft.

7. the Anti-inclining drawer guideway according to claim 6 being easily installed, which is characterized in that the drive rod includes connecting Extension bar and drive block positioned at connecting rod both ends, the drive block are equipped with card slot, and connecting rod cooperation is connected in the card slot.

8. the Anti-inclining drawer guideway according to claim 7 being easily installed, which is characterized in that the fixed back is set Have a slot, drive block cooperation moves up and down in slot, and with bar nose apical grafting, the end apical grafting of bar nose and drive block Place is mutual cooperation inclined side or circular arc side.

9. the Anti-inclining drawer guideway according to claim 8 being easily installed, which is characterized in that the fixed back is set There is slot, drive block moves up and down in slot.

10. the Anti-inclining drawer guideway according to claim 1 to 9 being easily installed, which is characterized in that described Straight primer is fixed on middle rail inner wall, internal rail outer wall is equipped with shift fork, and the straight primer is equipped with straight primer slot, sets in straight primer slot There is internal rail limited block, the shift fork rear end is front wide and rear narrow circular arc side, and front end is set to be tilted there are two upward separately down The first shift fork adhesive tape and the second shift fork adhesive tape, the second shift fork adhesive tape rear end be equipped with " 7 " font hook portion, when shift fork with internal rail to When front slide is entered in straight primer slot, the first shift fork adhesive tape resists the lower wall of straight primer slot, and the cooperation of " 7 " font hook portion resists interior The rear end face of rail limited block and side, to prevent internal rail from therefrom skidding off in rail.