CN209884083U

CN209884083U - Slide rail limit structure and slide rail assembly

Info

Publication number: CN209884083U
Application number: CN201821414553.1U
Authority: CN
Inventors: 徐伟; 苏晓慧; 杨林
Original assignee: Qingdao Haier Dishwasher Co Ltd
Current assignee: Qingdao Haier Dishwasher Co Ltd
Priority date: 2018-08-30
Filing date: 2018-08-30
Publication date: 2020-01-03
Anticipated expiration: 2028-08-30

Abstract

The utility model discloses a slide rail limit structure and slide rail set spare, slide rail limit structure includes preceding baffle, and one side that preceding baffle is close to the box lateral wall is extended backward and is formed the side shield, and the side shield is formed with spacing lug towards the box lateral wall on the surface, and the upper end of preceding baffle has the sliding rail connection portion that backward extension formed, sliding rail connection portion and first slide fixed connection, and when first slide slideed to the box is inside, spacing lug was spacing to the degree of depth of first slide gliding income to the box with the cooperation of box lateral wall. The utility model discloses a slide rail limit structure, preceding baffle play the effect of connecting sliding rail connecting portion and side shield on the one hand, can carry out the shutoff with the track chamber of slide rail at its tip on the one hand in addition, prevent into water or get into dust, foreign matter etc. avoid the smooth problem of leading to sliding that above-mentioned reason caused, through form spacing lug on the surface at the side shield towards the box lateral wall, can cooperate the box lateral wall to carry on spacingly to the slide rail, can guarantee that the drawer can accurately target in place.

Description

Slide rail limit structure and slide rail assembly

Technical Field

The utility model relates to a limit structure, specifically speaking relates to a slide rail limit structure and slide rail set spare.

Background

With the technological progress, more and more intelligent household appliances walk into human life, and the drawer type dish washer includes: drawer and box of telescopic, the drawer is connected with the box through sliding guide structure, through taking the drawer out or impel realizing opening or closing of washing cavity among the drawer to the box, because the special user demand of dish washer, it sprays water and washes in the drawer chamber when washing dishes, need cooperate drainage motor and ventilator etc. among the washing process, drainage motor and ventilator can produce the vibration at the during operation, consequently, require the drawer to push to the box in-process must target in place, prevent that the airtight structure of drawer from becoming invalid, cause the water of dish washer the inside to flow from the gap, pollute the cupboard, if inside rivers advance the casing, still can cause the incident.

Disclosure of Invention

The utility model discloses a solve current drawer and can't rigorously target in place under the drive of slide rail, lead to seal structure inefficacy and a series of problems that bring, provide a slide rail limit structure, can solve above-mentioned problem.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides a slide rail limit structure, includes preceding baffle, one side that preceding baffle is close to the box lateral wall extends backward and forms the side shield, the side shield is formed with the spacing lug towards the box lateral wall on the surface, the upper end of preceding baffle has the slide rail connection portion that extends backward and form, slide rail connection portion and first slide fixed connection, when first slide slides to the box inside, spacing lug is right with the cooperation of box lateral wall first slide in extremely the degree of depth of box is spacing.

Further, the slide rail connecting portion include the connecting portion body, the connecting portion body certainly the upper end of preceding baffle extends backward, the connecting portion body is followed the front end of first slide inserts to its track chamber in, and with first slide fixed connection.

Furthermore, be formed with elastomeric element on the upper surface of connecting portion body, elastomeric element at least part protrusion in the upper surface of connecting portion body, first slide is the U-shaped groove structure of invering, seted up on the tank bottom of slide rail with elastomeric element matched with pilot hole, the connecting portion body insert to during in the track chamber of first slide, elastomeric element slide in to in the pilot hole.

Furthermore, the rear end of the elastic component is connected with the connecting part body, the front end of the elastic component is a free end, and the front end of the elastic component is high, the rear end of the elastic component is low, and the two ends of the elastic component are in smooth transition.

Furthermore, at least one reinforcing plate rib is further arranged between the connecting portion body and the front baffle and comprises a first edge and a second edge, the reinforcing plate rib is located below the connecting portion body, the first edge is connected with the lower surface of the connecting portion body, and the second edge is connected with the front baffle.

Further, the reinforcing plate ribs are two and arranged in parallel, and the width between the outer side walls of the two reinforcing plate ribs is not larger than the width of the groove opening of the first slide way.

Furthermore, the reinforcing plate rib is a transverse right trapezoid, the inclined edge of the right trapezoid is located below, a notch is formed in the inclined edge, and the top edge of the notch is parallel to the first edge.

Further, the free end of the side baffle is provided with an end edge which is turned outwards in a slanting way.

Furthermore, lightening holes are formed in the limiting convex blocks along the width direction of the limiting convex blocks.

The utility model provides a slide rail set spare simultaneously, last track and lower track including sliding connection, the preceding tip of going up the track is provided with the slide rail limit structure that any preceding recorded in, sliding rail connection portion with first slide fixed connection.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model discloses a slide rail limit structure, sliding rail connection portion are used for with the slide rail fixed, preceding baffle plays the effect of connecting sliding rail connection portion and side shield on the one hand, can carry out the shutoff with the track chamber of slide rail at its tip on the other hand, prevent into water or get into dust, foreign matter etc. avoid the smooth problem of leading to sliding that above-mentioned reason caused, through at the side shield towards the box lateral wall form spacing lug on the surface, can cooperate the box lateral wall to carry on spacingly to the slide rail, can guarantee that the drawer can accurately target in place, it is reliable effective.

Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the invention, which is to be read in connection with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a slide rail assembly provided in the present invention;

fig. 2 is an assembly schematic view of the slide rail assembly and the slide rail limiting structure of the present invention;

fig. 3 is a schematic view illustrating a state that the slide rail assembly of the present invention is used in a drawer;

FIG. 4 is an enlarged view of portion B of FIG. 3;

FIG. 5 is a bottom view of FIG. 2;

fig. 6 is a partial schematic view of a slide rail limiting structure in the slide rail assembly according to the present invention;

FIG. 7 is a schematic view of the other orientations of FIG. 6;

fig. 8 is a schematic view of the sliding rail assembly and the drawer according to the embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

First embodiment, this embodiment takes a slide rail assembly with a slide rail limiting structure as an example, and describes the structure composition and technical effects of the slide rail limiting structure and the slide rail assembly in detail, as shown in fig. 1 and fig. 2, the slide rail assembly includes a first slide rail 11 and a second slide rail 12, the first slide rail 11 is connected with the second slide rail 12 in a sliding manner, the first slide rail 11 and the second slide rail 12 can be in direct sliding contact, or can be in indirect contact through an intermediate slide rail 13 and can slide relatively, the second slide rail 12 is fixed on a box body, the first slide rail 11 is fixed with a drawer, so that the drawer can slide relative to the box body, the front end portion of the first slide rail 11 is provided with the slide rail limiting structure 2, as shown in fig. 3 and fig. 4, the slide rail assembly is a state diagram when fixed in the drawer, the second slide rail 12 is fixed on the box body through a fixing plate, as shown in fig. 5, the slide rail limiting structure 2 includes a front baffle 21, one side of the front baffle 21 close to the box side wall 31 extends backwards to form a side baffle 22, a limiting protrusion 23 is formed on the surface of the side baffle 22 facing the box side wall 31, the upper end of the front baffle 21 is provided with a slide rail connecting portion 24 formed by extending backwards, the slide rail connecting portion 24 is fixedly connected with the first slide rail 11, when the first slide rail 11 slides towards the inside of the box, the limiting protrusion 23 is matched with the box side wall 31 to limit the sliding depth of the first slide rail into the box, specifically, when the limiting protrusion 23 slides to the end of the box side wall 31, the protruding limiting protrusion 23 is stopped by the box side wall 31 and cannot slide into the box. It should be noted that, in general, two objects connected by a slide rail assembly need at least two slide rail assemblies symmetrically arranged, and the structural compositions of the slide rail assemblies are the same, the difference lies in that a part of structural members need to be designed in a mirror symmetry manner, and the scheme of the mirror symmetry design all belongs to the protection scope of this patent.

The drawer in this embodiment may be a common drawer, or a functional component in an electrical appliance that is designed by a drawer type, such as a drawable inner container in a drawer type dishwasher, or a freezing drawer or a refrigerating drawer in a refrigerator, or a drawable washing inner container in a drawer type washing machine, and the like. In the present embodiment, "front" refers to a direction in which the drawer is drawn out from the cabinet, and "rear" refers to a direction in which the drawer is pushed into the cabinet.

The up-down position relationship between the first slide way 11 and the second slide way 12 is not limited, and the first slide way 11 may be located above the second slide way 12, or the first slide way 11 may be located below the second slide way 12, and the second slide way 12 may be located above the first slide way 11.

As shown in fig. 6, the slide rail connecting portion 24 includes a connecting portion body 241, the connecting portion body 241 extends backward from the upper end of the front bezel 21, and the connecting portion body 241 is inserted into the rail cavity 110 of the first slide rail 11 from the front end of the first slide rail 11 and is fixedly connected to the first slide rail 11. In the slide rail limiting structure in this embodiment, the slide rail connecting portion 24 is used for being fixed with the first slide rail 11, the front baffle 21 plays a role in connecting the slide rail connecting portion 24 and the side baffle 22 on one hand, and on the other hand, the rail cavity of the first slide rail 11 can be plugged at the end portion of the rail cavity, so that water is prevented from entering or dust and foreign matters are prevented, and the problem of unsmooth sliding caused by the above reasons is avoided.

As a preferred embodiment, as shown in fig. 2 and 6, in order to prevent the sliding rail limiting structure from falling off the first sliding rail 11 due to the drawer being drawn back and forth for a long time and colliding with the drawer, and improve the fixing stability of the two, an elastic component 242 is formed on the upper surface of the connecting portion body 241, at least a portion of the elastic component 242 protrudes out of the upper surface of the connecting portion body 241, the first sliding rail 11 is an inverted U-shaped groove structure, a mounting hole 111 matched with the elastic component is formed on the bottom of the first sliding rail 11, and when the connecting portion body 241 is inserted into the rail cavity of the first sliding rail 11, the elastic component 242 slides into the mounting hole 111. The elastic component 242 can be limited by the peripheral groove wall of the assembly hole 111, and plays a role in fixing the slide rail limiting structure 2 and the first slideway 11. The assembly hole 111 is the through-hole that link up from top to bottom, and is fixed through adopting elastomeric element 242, when dismantling, only needs the upper surface operation at first slide 11, presses down elastomeric element 242 for elastomeric element 242's upper surface is less than assembly hole 111, exerts external force along the length direction of first slide 11 again, extracts slide rail limit structure from the slide rail chamber very easily, reaches the technological effect of convenient dismouting, dress.

Since the elastic component 242 at least partially protrudes from the upper surface of the connecting portion body 241, in order to apply a small force to insert the slide rail connecting portion 24 into the slide rail cavity, the rear end of the elastic component 242 is connected with the connecting portion body 241, the front end is a free end, the front end of the elastic component 242 is high, the rear end of the elastic component 242 is low, and the two ends are in smooth transition, when the slide rail connecting portion 24 is inserted into the slide rail cavity, the rear end of the slide rail connecting portion 24 is inserted first, and the rear end of the slide rail connecting portion is low, so that the slide rail connecting portion 24 is inserted well initially, and as the slide rail connecting portion 24 gradually goes deep into the slide rail cavity, the elastic component 242 is pressed by the inner wall of the first slide rail and compressed downward until the elastic component 242 slides into. And the design that elastic component 242 front end is high, the rear end is low, when slide rail limit structure receives external force that striking etc. made its break away from, elastic component 242 is barb form and catches on pilot hole 111 in pilot hole 111, has further improved the steadiness of connecting.

As shown in fig. 5 to 7, at least one reinforcing plate rib 25 is further disposed between the connecting portion body 241 and the front baffle 21, the reinforcing plate rib 25 includes a first edge 251 and a second edge 252, the reinforcing plate rib 25 is located below the connecting portion body 241, the first edge 251 is connected to a lower surface of the connecting portion body 241, and the second edge 252 is connected to the front baffle 31. The reinforcing plate ribs 25 are used for enhancing the stability of connection between the connecting portion body 241 and the front baffle 21, the connecting portion body 241 is vertically connected with the front baffle 21, the corresponding first edge 251 and the second edge 252 are in a vertical relationship, of course, the connecting portion body 241 and the front baffle 21 are not limited to the vertical relationship, and the included angle between the first edge 251 and the second edge 252 and the included angle between the connecting portion body 241 and the front baffle 21 are matched.

In this embodiment, it is preferable that the two reinforcing plate ribs 25 are arranged in parallel, as shown in fig. 8, and the width d between the outer side walls of the two reinforcing plate ribs 25 is not greater than the width of the notch of the first slideway 11, and meanwhile, the reinforcing plate ribs 25 are arranged along the length direction of the sliding rail connecting portion 24, so that when the sliding rail connecting portion 24 is inserted into the sliding rail cavity, the reinforcing plate ribs 25 play a role in guiding.

As shown in fig. 8, the reinforcing plate 25 has a transverse right-angled trapezoid, the oblique side of the right-angled trapezoid is located below, and a notch 253 is formed on the oblique side, and the top edge 254 of the notch 253 is parallel to the first edge 251. Thus, the rear end of the reinforcing plate rib 25 is equivalent to a section of the structure 255 in a rectangular plate shape, and the rectangular plate-shaped structure 255 can guide and facilitate the alignment of the slide rail connecting part 24 and the slide rail cavity.

As shown in fig. 5 and 8, the free end of the side baffle 22 has an end edge 221 which is turned outwards obliquely, the inner surface of the side wall 31 of the box body has a boss 32 which is matched with the end edge 221, the boss 32 has a bevel 321 which is matched with the end surface 2211 of the end edge 221, when the first slide way 11 is pushed into the box body, the end surface 2211 of the end edge 221 first contacts with the bevel of the boss 32, then the two surfaces slide in a friction manner until the limit bump 23 moves to the end surface 33 of the box body, so that the function of buffering the impact force between the limit bump 23 and the box body can be achieved, and the service life can be prolonged.

As shown in fig. 5, the limiting protrusion 23 is provided with a lightening hole 231 along the width direction thereof to lighten the weight of the slide rail limiting structure.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims

1. The utility model provides a slide rail limit structure which characterized in that: including preceding baffle, one side that preceding baffle is close to the box lateral wall extends backward and forms the side shield, the side shield is formed with the spacing lug towards the box lateral wall on the surface, the upper end of preceding baffle has the slide linkage portion that extends backward and form, slide linkage portion and first slide fixed connection, when first slide slides to the box inside, spacing lug is right with the cooperation of box lateral wall first slide slips into extremely the degree of depth of box is spacing.

2. The slide rail limiting structure according to claim 1, wherein: the slide rail connecting part comprises a connecting part body, the connecting part body extends backwards from the upper end of the front baffle, and the connecting part body is inserted into the track cavity of the first slide rail from the front end of the first slide rail and is fixedly connected with the first slide rail.

3. The slide rail limiting structure according to claim 2, wherein: the connecting portion body is characterized in that an elastic part is formed on the upper surface of the connecting portion body, at least part of the elastic part protrudes out of the upper surface of the connecting portion body, the first slide is of an inverted U-shaped groove structure, assembling holes matched with the elastic part are formed in the bottom of the slide rail, and when the connecting portion body is inserted into a rail cavity of the slide rail, the elastic part slides into the assembling holes.

4. The slide rail limiting structure according to claim 3, wherein: the rear end of the elastic component is connected with the connecting part body, the front end of the elastic component is a free end, and the front end of the elastic component is high, the rear end of the elastic component is low, and the two ends of the elastic component are in smooth transition.

5. The slide rail limiting structure according to claim 2, wherein: the connecting portion body with still be provided with at least one reinforcing plate muscle between the preceding baffle, the reinforcing plate muscle includes first limit and second limit, the reinforcing plate muscle is located the below of connecting portion body, wherein first limit with the lower surface of connecting portion body is connected, the second limit with preceding baffle is connected.

6. The slide rail limiting structure according to claim 5, wherein: the reinforcing plate ribs are two and arranged in parallel, and the width between the outer side walls of the two reinforcing plate ribs is not larger than the width of the groove opening of the sliding rail.

7. The slide rail limiting structure according to claim 5 or 6, wherein: the reinforcing plate rib is a transverse right trapezoid, the inclined edge of the right trapezoid is located below, a notch is formed in the inclined edge, and the top edge of the notch is parallel to the first edge.

8. The slide rail limiting structure according to any one of claims 1 to 6, wherein: the free end of the side baffle is provided with an end edge which is turned out obliquely.

9. The slide rail limiting structure according to any one of claims 1 to 6, wherein: and lightening holes are formed in the limiting convex blocks along the width direction of the limiting convex blocks.

10. The utility model provides a slide rail set spare, includes sliding connection's first slide and second slide, its characterized in that: the front end part of the first slideway is provided with a slide rail limiting structure according to any one of claims 1 to 9, and the slide rail connecting part is fixedly connected with the first slideway.