CN211632413U

CN211632413U - Mechanical self-locking structure of sliding rail

Info

Publication number: CN211632413U
Application number: CN201922353961.1U
Authority: CN
Inventors: 戴国平; 陆波; 梁志发; 司彤
Original assignee: Wuxi Jingmei Precise Slide Co ltd
Current assignee: Wuxi Jingmei Precise Slide Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-10-09
Anticipated expiration: 2029-12-24

Abstract

The utility model belongs to the technical field of slide rail equipment, a slide rail machinery auto-lock structure is related to, including the support, three section slide rails of installation on the bottom plate of support, the curb plate upper portion installation auto-lock base of support, the last outer rail fixed surface of slide rail connects the unblock piece, is provided with rotatory piece in the spout of auto-lock base, is connected through the spring between rotatory piece and the auto-lock base, and the unblock piece can drive rotatory piece along the spout reciprocating motion of auto-lock base to realize auto-lock and the unblock to the slide rail. The utility model discloses the product is rational in infrastructure ingenious, to current slide rail of the same kind at the during operation, the easy unhook of existence, the problem that is difficult to reset after the unhook carries out the pertinence and improves, can ensure that the slide rail is reliable and stable to carry out work, after the unhook, can effectively reset.

Description

Mechanical self-locking structure of sliding rail

Technical Field

The utility model belongs to the technical field of slide rail equipment, a slide rail machinery auto-lock structure is related to.

Background

The auto-lock of ordinary hidden slide rail all sets up in the bottom generally, because the swing reason of going up the outer rail probably causes the risk of unhook, to the slide rail that the bottom was equipped with devices such as motor, hold-in range, inductor, the bottom has not had the space can adorn the auto-lock, can only set up auto-lock structure in upper portion. The structure increases the interference amount of the unlocking block and the rotating block, eliminates the hidden trouble of unhooking, but increases the interference amount to cause difficult resetting after unhooking.

Disclosure of Invention

The utility model provides a to above-mentioned problem, a slide rail machinery is from locking structure is provided, and this is from locking structure can realize that the slide rail is reliable and stable to carry out work.

According to the technical scheme of the utility model: the utility model provides a slide rail machinery auto-lock structure which characterized in that: the automatic unlocking device comprises a support, wherein a three-section sliding rail is installed on a bottom plate of the support, a self-locking base is installed on the upper portion of a side plate of the support, an unlocking block is fixedly connected to the surface of an upper outer rail of the sliding rail, a rotating block is arranged in a sliding groove of the self-locking base, the rotating block and the self-locking base are connected through a spring, and the unlocking block can drive the rotating block to reciprocate along the sliding groove of the self-locking base so as to realize self-locking and unlocking.

As a further improvement of the utility model, the inner walls of the two side plates of the self-locking base for forming the sliding groove are respectively provided with a guide protrusion, the two side plates of the self-locking base for forming the sliding groove are respectively provided with a guide groove, and the guide groove is higher than the guide protrusion in the vertical direction; two side surfaces of the rotating block are respectively provided with a guide cylinder, the guide cylinders are arranged in the guide grooves in a sliding fit manner, a bottom plate of the rotating block is supported on the guide protrusions, and the outer ends of the guide grooves are vertically provided with end clamping grooves;

set up a wide jack catch on the unblock piece, the terminal surface cooperation of wide jack catch sets up a narrow jack catch, is provided with a breach on the rotatory piece, the width of breach is greater than the width of narrow jack catch, and is less than the width of wide jack catch, still is provided with the holding tank on the rotatory piece, and the wide card is grabbed and can be arranged in the holding tank simultaneously with narrow jack catch.

As a further improvement, the lateral surface of the narrow claw is provided with a first guide part, and the two sides of the lateral surface of the notch are respectively provided with a second guide part.

As a further improvement, the bottom of the rotating block is provided with a first bulge and a second bulge, a guide groove is formed between the first bulge and the second bulge, and one end of the spring is connected with the spring clamping groove.

As a further improvement of the utility model, the surface that the unlocking block and the upper outer rail are matched and connected is provided with a hook boss to realize the support when the unlocking block is connected with the upper outer rail.

As a further improvement, the two ends of the side plate surface of the support are respectively provided with a hook, and the two ends of the self-locking base are respectively provided with a groove connecting part matched with the hook.

The technical effects of the utility model reside in that: the utility model discloses the product is rational in infrastructure ingenious, to current slide rail of the same kind at the during operation, the easy unhook of existence, the problem that is difficult to reset after the unhook carries out the pertinence and improves, can ensure that the slide rail is reliable and stable to carry out work, after the unhook, can effectively reset.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the installation structure of the middle base of the present invention.

Fig. 3 is a schematic end view of the slide rail of the present invention.

Fig. 4 is a first schematic diagram of the unlocking block being reset into the rotating block.

Fig. 5 is a second schematic diagram of the unlocking block being reset into the rotating block.

Fig. 6 is a schematic view of the unlocking block pulling the rotating block out to the end clamping groove of the base.

Fig. 7 is a schematic view of the rotating block pulling the degraded locking block to the closed region under the spring force.

Fig. 8 is a schematic structural view of the self-locking base of the present invention.

Fig. 9 is a perspective view of the unlocking block.

Fig. 10 is a perspective view of the unlocking block.

Fig. 11 is a perspective view of the unlocking block.

Fig. 12 is a perspective view of the rotation block.

Fig. 13 is a perspective view of the rotation block.

Fig. 14 is a perspective view of the rotation block.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

In fig. 1 to 14, the locking device includes a self-locking base 10, a guide groove 11, a guide protrusion 12, an end portion locking groove 13, a bracket 20, a rotating block 30, a guide post 31, a notch 32, a first protrusion 33, a second protrusion 34, a guide groove 35, a spring locking groove 36, a spring 37, an accommodating groove 39, an unlocking block 40, a wide claw 41, a narrow claw 42, a hook boss 43, a first guide portion 44, an upper outer rail 50, and the like.

As shown in fig. 1-14, the utility model relates to a slide rail machinery auto-lock structure, including support 20, three section slide rails of installation on the bottom plate of support 20, self-locking base 10 is installed on the curb plate upper portion of support 20, and the last outer rail 50 fixed surface of slide rail is connected and is separated locking piece 40, is provided with rotatory piece 30 in the spout of self-locking base 10, is connected through spring 37 between rotatory piece 30 and the self-locking base 10, separates locking piece 40 and can drive rotatory piece 30 along the spout reciprocating motion of self-locking base 10 to the realization is to the auto-lock and the unblock of slide rail.

The inner walls of two side plates of the self-locking base 10 for forming the sliding groove are respectively provided with a guide protrusion 12, two side plates of the self-locking base 10 for forming the sliding groove are respectively provided with a guide groove 11, and the guide groove 11 is higher than the guide protrusion 12 in the vertical direction; two side surfaces of the rotating block 30 are respectively provided with a guide cylinder 31, the guide cylinders 31 are arranged in the guide groove 11 in a sliding fit manner, a bottom plate of the rotating block 30 is supported on the guide protrusion 12, and the outer end of the guide groove 11 is vertically provided with an end clamping groove 13;

set up a wide jack catch 41 on the unlocking piece 40, the terminal surface cooperation of wide jack catch 41 sets up a narrow jack catch 42, is provided with a breach 32 on the rotatory piece 30, the width of breach 32 is greater than the width of narrow jack catch 42, and is less than the width of wide jack catch 41, still is provided with the holding tank 38 on the rotatory piece 30, and the holding tank 38 can be arranged in simultaneously to wide jack catch 41 and narrow jack catch 42.

The outer side surface of the narrow claw 42 is provided with a first guide part 44, and both sides of the outer side surface of the notch 32 are provided with second guide parts 39.

The bottom of the rotating block 30 is provided with a first protrusion 33 and a second protrusion 34, a guide groove 35 is formed between the first protrusion 33 and the second protrusion 34, and one end of a spring 37 is connected with a spring clamping groove 36.

The surface of the unlocking block 40 matched and connected with the upper outer rail 50 is provided with a hook boss 43 so as to realize the support when the unlocking block 40 is connected with the upper outer rail 50.

Hooks are respectively arranged at two ends of the surface of the side plate of the support 20, and groove connecting parts matched with the hooks are respectively arranged at two ends of the self-locking base 10.

The product of the invention is used mainly as a guide for movable furniture parts (drawers), in particular for drawers for furniture or household appliances. In use, the rotary piece 30 can be moved along the guide projection 12 and the guide groove 11 in order to accelerate or brake the furniture part, the rotary piece 30 can be pretensioned into the end position by means of the spring 37, the guide projection 12 on the self-locking base 10 has an angled end section, and the curved undercut provided on the rotary piece 30 can be latched onto the angled end section.

The utility model discloses the problem that resets after effective product slide rail became invalid, rotatory piece 30 front end middle part sets up a breach 32, and unlocking piece 40 divide into two jack catchs: the wide jaw 41 and the narrow jaw 42, the second guide part 39 of the notch 32 and the narrow jaw 42 are both provided with a first guide part 44, the narrow jaw 42 passes through the middle notch 32 (the jaw is slightly larger than the notch) of the rotating block 30 under the action of external force, the upper outer rail 50 is pulled, the narrow jaw 42 brings the rotating block 30 out to be locked to the end clamping groove 13 of the self-locking base 10, at the moment, the spring 37 is pre-tightened to a terminal position, when the upper outer rail 50 is closed, the wide jaw 41 and the narrow jaw 42 both enter the rotating block 30, the rotating block 30 is pushed to move along the guide protrusion 12 and the guide groove 11 of the self-locking base 10 together, and self-locking is formed under the action of.

Claims

1. The utility model provides a slide rail machinery auto-lock structure which characterized in that: the automatic unlocking device comprises a support (20), a three-section sliding rail is installed on a bottom plate of the support (20), a self-locking base (10) is installed on the upper portion of a side plate of the support (20), an unlocking block (40) is fixedly connected to the surface of an upper outer rail (50) of the sliding rail, a rotating block (30) is arranged in a sliding groove of the self-locking base (10), the rotating block (30) is connected with the self-locking base (10) through a spring (37), and the unlocking block (40) can drive the rotating block (30) to move in a reciprocating mode along the sliding groove of the self-locking base (10) so as to achieve self-locking and.

2. The mechanical self-locking structure of the slide rail according to claim 1, wherein: the inner walls of two side plates of the self-locking base (10) for forming a sliding groove are respectively provided with a guide protrusion (12), two side plates of the self-locking base (10) for forming the sliding groove are respectively provided with a guide groove (11), and the guide groove (11) is higher than the guide protrusion (12) in the vertical direction; two side surfaces of the rotating block (30) are respectively provided with a guide cylinder (31), the guide cylinders (31) are arranged in the guide groove (11) in a sliding fit manner, a bottom plate of the rotating block (30) is supported on the guide protrusion (12), and the outer end of the guide groove (11) is vertically provided with an end clamping groove (13);

set up a wide jack catch (41) on unblock piece (40), the terminal surface cooperation of wide jack catch (41) sets up a narrow jack catch (42), is provided with a breach (32) on rotatory piece (30), the width of breach (32) is greater than the width of narrow jack catch (42), and is less than the width of wide jack catch (41), still is provided with holding tank (38) on rotatory piece (30), and holding tank (38) can be arranged in simultaneously in wide jack catch (41) and narrow jack catch (42).

3. The mechanical self-locking structure of the slide rail according to claim 2, wherein: the outer side surface of the narrow clamping jaw (42) is provided with a first guide part (44), and the two sides of the outer side surface of the notch (32) are respectively provided with a second guide part (39).

4. The mechanical self-locking structure of the slide rail according to claim 2, wherein: the bottom of the rotating block (30) is provided with a first protrusion (33) and a second protrusion (34), a guide groove (35) is formed between the first protrusion (33) and the second protrusion (34), and one end of a spring (37) is connected with a spring clamping groove (36).

5. The mechanical self-locking structure of the slide rail according to claim 1, wherein: the surface that the unlocking block (40) is matched and connected with the upper outer rail (50) is provided with a hook boss (43) so as to realize the support when the unlocking block (40) is connected with the upper outer rail (50).

6. The mechanical self-locking structure of the slide rail according to claim 1, wherein: hooks are respectively arranged at two ends of the surface of the side plate of the support (20), and groove connecting portions matched with the hooks are respectively arranged at two ends of the self-locking base (10).