CN218008867U

CN218008867U - Electric drawer guide rail

Info

Publication number: CN218008867U
Application number: CN202222185652.XU
Authority: CN
Inventors: 林旭初
Original assignee: Nanjing Jiadebao Home Furnishing Co ltd
Current assignee: Nanjing Jiadebao Home Furnishing Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-12-13
Anticipated expiration: 2032-08-19

Abstract

The utility model belongs to the technical field of drawer guide rails, in particular to an electric drawer guide rail, which comprises an electric control assembly and a positioning assembly, wherein the electric control assembly comprises a first fixing part, an electric control box fixed on the outer wall of the back surface of the first fixing part, a lead screw rotatably arranged in the first fixing part, a lead screw nut screwed on the lead screw, a first guide rail arranged at the top of the first fixing part, a moving part and a control part; the control component comprises a servo motor fixed on the inner wall of the back of the electric control box, a worm connected with an output shaft of the servo motor through a coupler and a worm wheel arranged on the lead screw, and the worm wheel are meshed with each other. The utility model discloses this drawer guide uses through automatically controlled subassembly and locating component's cooperation, through positive and negative rotation of servo motor control lead screw, and then has realized fixing the automatic switch operation that realizes of drawer on a drawer connecting piece and No. two drawer connecting pieces, need not manual operation, has improved the electrodynamic degree of drawer guide.

Description

Electric drawer guide rail

Technical Field

The utility model relates to a drawer guide rail technical field especially relates to an electronic drawer guide rail.

Background

A drawer guide is a mounting tool for the drawer extension movement, usually a slotted or curved guide. The existing drawer guide rail can not automatically realize the opening and closing operation of the drawer, generally needs manual operation, and has relatively low electric degree. Thus, we propose a motorized drawer rail.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior drawer guide rail can not automatically realize the opening and closing operation of the drawer, and providing an electric drawer guide rail.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electric drawer guide rail comprises an electric control assembly and a positioning assembly, wherein the electric control assembly comprises a first fixing piece, an electric control box fixed on the outer wall of the back face of the first fixing piece, a screw rod rotatably arranged in the first fixing piece, a screw rod nut screwed on the screw rod, a first guide rail arranged at the top of the first fixing piece, a moving part and an operation and control part;

the control component comprises a servo motor fixed on the inner wall of the back of the electric control box, a worm connected with an output shaft of the servo motor through a coupler and a worm wheel arranged on the lead screw, and the worm wheel are meshed with each other.

Preferably, the moving part comprises a limiting block fixed on the screw nut and a first drawer connecting piece fixed on the outer wall of the top of the limiting block.

Preferably, the outer wall of stopper and the inner wall sliding connection of guide rail No. one, and the front of automatically controlled box is run through to the one end of lead screw.

Preferably, the positioning assembly comprises a second fixing part, a second guide rail arranged at the top of the second fixing part, a positioning block connected to the inner wall of the second guide rail in a sliding manner, and a second drawer connecting piece fixed on the outer wall of the top of the positioning block.

Preferably, the top outer wall of automatically controlled box is fixed with the access cover, and servo motor is connected with two direction switch through the wire.

The utility model has the advantages that:

this drawer guide rail uses through automatically controlled subassembly and locating component's cooperation, rotates through servo motor control lead screw just reversal, and then has realized fixing the automatic switch operation that realizes of drawer on drawer connecting piece and No. two drawer connecting pieces, need not manual operation, has improved drawer guide rail's electrodynamic degree.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the electric drawer guide rail provided by the present invention;

fig. 2 is a schematic top view of an electric control assembly in a guide rail of an electric drawer according to the present invention;

fig. 3 is a schematic three-dimensional structure diagram of a part of an electric control assembly in a guide rail of an electric drawer according to the present invention;

fig. 4 is a schematic diagram of a three-dimensional enlarged structure of a control component in a guide rail of an electric drawer according to the present invention.

In the figure: 1. a first fixing member; 2. an electronic control box; 3. a lead screw; 4. a lead screw nut; 5. a first guide rail; 6. a limiting block; 7. a first drawer connection; 8. a servo motor; 9. a worm; 10. a worm gear; 11. a second fixing member; 12. a second guide rail; 13. positioning a block; 14. a second drawer connection; 15. and an access cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Embodiment 1, referring to fig. 1 to 4, an electric drawer rail includes an electric control assembly, and the electric control assembly specifically includes the following components:

a mounting 1 and automatically controlled box 2: the electric control box 2 is welded on the outer wall of the back side of the first fixing part 1, a first bearing is arranged on the inner wall of the front side of the first fixing part 1, a through hole is formed in the rear side of the first fixing part 1, and a second bearing is arranged on the inner wall of the front side of the electric control box 2;

screw 3 and screw nut 4: the front end of the screw rod 3 is connected with the first bearing, the rear end of the screw rod 3 firstly penetrates through the through hole and is connected with the second bearing, so that the screw rod 3 can be ensured to stably rotate, and the screw rod nut 4 is screwed on the screw rod 3;

first guide rail 5 and moving part: the first guide rail 5 is arranged at the top of the first fixing part 1, and the moving part is composed of the following parts:

stopper 6 and drawer connecting piece 7 No. one: the limiting block 6 is fixed on the outer wall of the top of the screw nut 4, the outer wall of the limiting block 6 is in sliding connection with the inner wall of the first guide rail 5, so that the movement of the screw nut 4 is limited conveniently, and the first drawer connecting piece 7 is welded on the outer wall of the top of the limiting block 6;

a manipulation member: the control component comprises a servo motor 8 fixed on the inner wall of the back of the electric control box 2 through a bolt, a worm 9 with one end coaxially and fixedly connected with an output shaft of the servo motor 8 through a coupler, and a worm wheel 10 fixedly sleeved on the screw rod 3, wherein the worm 9 is mutually meshed with the worm wheel 10, in order to ensure the stable rotation of the worm 9, a bearing seat is fixed on the inner wall of the bottom of the electric control box 2, and the other end of the worm 9 is connected with the bearing seat through a bearing.

Embodiment 2, referring to fig. 1, this embodiment is optimized based on embodiment 1, and specifically includes: the electric drawer guide rail also comprises a positioning assembly, wherein the positioning assembly is composed of the following components:

mount No. two 11 and guide rail No. two 12: the second guide rail 12 is arranged at the top of the second fixing piece 11;

positioning block 13 and No. two drawer connecting piece 14: the positioning block 13 is connected to the inner wall of the second guide rail 12 in a sliding manner, and the second drawer connecting piece 14 is welded to the outer wall of the top of the positioning block 13;

in addition, the top outer wall of automatically controlled box 2 is fixed with access cover 15 through the bolt, and servo motor 8 is connected with the switch of going forward or backward through the wire, is convenient for guarantee lead screw 3 and just rotates backward.

The working principle is as follows: firstly, a fixing piece 1 and a fixing piece 11 are fixed well, then a drawer is fixed on a drawer connecting piece 7 and a drawer connecting piece 14, then a forward switch of a servo motor 8 is opened to enable a worm 9 to rotate, a worm wheel 10 meshed with the worm 9 controls a lead screw 3 to rotate in the forward direction, a lead screw nut 4 drives the drawer connecting piece 7 on a limiting block 6 to advance under the positioning of a positioning assembly, then the drawer is pushed forward to achieve automatic opening, similarly, the lead screw 3 can rotate in the reverse direction by opening a reverse switch of the servo motor 8, and finally the drawer is pulled backwards to achieve automatic closing.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An electric drawer guide rail comprises an electric control assembly and a positioning assembly, and is characterized in that the electric control assembly comprises a first fixing piece (1), an electric control box (2) fixed on the outer wall of the back face of the first fixing piece (1), a lead screw (3) rotatably installed in the first fixing piece (1), a lead screw nut (4) screwed on the lead screw (3), a first guide rail (5) arranged at the top of the first fixing piece (1), a moving component and a control component;

the control component comprises a servo motor (8) fixed on the inner wall of the back face of the electric control box (2), a worm (9) connected with an output shaft of the servo motor (8) through a coupler and a worm wheel (10) arranged on the lead screw (3), and the worm (9) is meshed with the worm wheel (10).

2. An electric drawer guide according to claim 1, characterized in that the moving part comprises a stop block (6) fixed on the screw nut (4) and a drawer connector (7) fixed on the outer wall of the top of the stop block (6).

3. The electric drawer guide rail according to claim 2, characterized in that the outer wall of the limiting block (6) is connected with the inner wall of the first guide rail (5) in a sliding manner, and one end of the lead screw (3) penetrates through the front surface of the electric control box (2).

4. The electric drawer guide rail according to claim 1, wherein the positioning assembly comprises a second fixing member (11), a second guide rail (12) arranged at the top of the second fixing member (11), a positioning block (13) slidably connected to the inner wall of the second guide rail (12), and a second drawer connecting member (14) fixed to the outer wall of the top of the positioning block (13).

5. An electric drawer guide rail according to claim 1, characterized in that the top outer wall of the electric control box (2) is fixed with an access cover (15), and the servo motor (8) is connected with a reversing switch through a lead.