Guide mechanism of electric retractable door

Abstract

The utility model relates to the technical field of electric retractable doors, and discloses an electric retractable door guide mechanism which comprises a barrier, a connecting column and a guide wheel, a first guide seat and a second guide seat are arranged on the two sides of the bottom of the connecting column respectively, and an insertion rod is integrally formed at one end of the first guide seat; the fixing bolt on the outer side of the first guide seat or the second guide seat is unscrewed outwards, the protruding block at the end of the fixing bolt is separated from the positioning groove in the sliding groove, positioning of the guide seats is relieved, and therefore the end of the first guide seat and the end of the second guide seat can be separated through the inserting rod and the inserting groove. In this way, the guide seat can slide upwards to the connecting groove along the sliding groove through the protruding block at the end of the fixing bolt, and the protruding block on the guide seat can be taken out of the connecting groove until the L-shaped guide seat makes contact with the connecting column, so that disassembly and assembly of the guide seat and the connecting column are achieved; and convenient disassembly and assembly of the guide wheel pressed below the retractable door can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of electric telescopic doors, in particular to a guide mechanism for an electric telescopic door. Background Art

[0002] A telescopic door is a door that can be extended and moved freely to control the size of the door opening and to control the interception and release of pedestrians or vehicles. The telescopic door is mainly composed of a door body, a driving wheel, a driving motor, a slide, and a control system.

[0003] For example, the Chinese patent publication number is CN211230182U, a guide mechanism for a telescopic door, comprising a floor, a guide rail is fixedly connected to the top of the floor, guide rollers are slidably connected to both sides of the guide rail, a protective shell is fixedly connected to the surface of the guide roller through a bearing, a guide plate is fixedly connected to the outer side of the protective shell, and a movable plate is fixedly connected to the outer side of the guide plate;

[0004] The prior art solves the problem that the existing telescopic door, which is mostly guided by using a guide card, is easily deformed after the telescopic door is tilted, causing the telescopic door to be unable to be used normally by arranging a ground, a guide rail, a guide roller, a protective shell, a guide plate, a movable plate, a shell, a spring, a screw, a first nut, an L-shaped plate, a second nut and a telescopic door. The guiding mechanism of the telescopic door has the advantages of good guiding performance and can prevent deformation, thereby improving the practicality of the telescopic door and facilitating the use of the user.

[0005] However, the existing guide wheel mechanism at the bottom of the electric telescopic door is prone to getting stuck, damaged and unable to guide when used for a long time, and the guide wheel is covered by the electric telescopic door as a whole and pressed to the ground, making it difficult to disassemble and replace the guide wheel. Utility Model Content

[0006] The utility model aims to provide an electric telescopic door guide mechanism, which can realize convenient disassembly and assembly of a guide wheel pressed under the telescopic door.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric telescopic door guide mechanism, including a fence, a connecting column, and a guide wheel, a first guide seat and a second guide seat are respectively arranged on both sides of the bottom of the connecting column, a plug rod is integrally formed at one end of the first guide seat, a slot is provided at one end of the second guide seat, and mounting columns are respectively penetrated and connected to one end of the first guide seat and the second guide seat, a fixing bolt is threadedly connected inside the mounting column, a protrusion is integrally formed at one end of the fixing bolt, sliding grooves are respectively provided on both sides of the connecting column, a connecting groove is provided near the top of the sliding groove, and the protrusion at the back end of the mounting column slides and engages in the inner wall of the sliding groove.

[0008] Preferably, the insertion rod at one end of the first guide seat is connected to the slot at one end of the second guide seat which are located on the same straight line.

[0009] Preferably, the interior of the slide groove is a T-shaped structure, and the protrusion is clearance-fitted with the inner wall of the connecting groove.

[0010] Preferably, the guide wheel is installed at the bottom of the first guide seat and the second guide seat near the outer end.

[0011] Preferably, positioning grooves matching the protrusions are respectively formed on the inner wall of the slide groove near the top and the bottom.

[0012] Preferably, the protrusion is slidably engaged in an insertion and positioning groove on the inner wall of the sliding groove close to the end.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model releases the positioning of the guide seat by loosening the fixing bolts on the outer side of the first guide seat or the second guide seat so that the end block of the fixing bolt is separated from the positioning groove in the slide groove, thereby releasing the positioning of the guide seat, so that the first guide seat and the end of the second guide seat can be separated from the slot by the insertion rod. In this way, the guide seat can slide upward along the slide groove to the connecting groove through the end block of the fixing bolt. After the L-shaped guide seat contacts the connecting column, the block on the guide seat can be taken out of the connecting groove, thereby realizing the disassembly and assembly of the guide seat and the connecting column. In this way, when the guide wheel is stuck or damaged, the guide wheel pressed under the telescopic door can be conveniently disassembled and assembled. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the side structure of the connecting column in the utility model;

[0017] Figure 3 This is a schematic diagram of the side section structure of the fence in the utility model;

[0018] Figure 4 for Figure 3 Schematic diagram of the local enlarged structure at point A in the middle.

[0019] In the figure: 1, fence; 2, connecting column; 3, guide wheel; 4, first guide seat; 5, second guide seat; 6, mounting column; 21, slide groove; 22, connecting groove; 41, plug rod; 51, slot; 61, fixing bolt; 62, bump. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0021] See also Figure 1-4 The utility model provides a technical solution: an electric telescopic door guide mechanism, including a fence 1, a connecting column 2, and a guide wheel 3. The connecting column 2 is provided with a first guide seat 4 and a second guide seat 5 on both sides of the bottom. The first guide seat 4 is integrally formed with an insert rod 41 at one end, and a slot 51 is provided at one end of the second guide seat 5.

[0022] The first guide seat 4 and the second guide seat 5 are respectively connected with a mounting column 6 at one end, a fixing bolt 61 is connected inside the mounting column 6 through a thread, and a protrusion 62 is integrally formed at one end of the fixing bolt 61. Slide grooves 21 are respectively provided on both sides of the connecting column 2, and a connecting groove 22 is provided near the top of the slide groove 21 of the connecting column 2. The protrusion 62 at the back end of the mounting column 6 is slidably engaged in the inner wall of the slide groove 21;

[0023] By loosening the fixing bolt 61 on the outside of the first guide seat 4 or the second guide seat 5, the end protrusion 62 of the fixing bolt 61 is separated from the positioning groove in the slide groove 21, and the guide seat is released from the positioning, so that the first guide seat 4 and the second guide seat 5 ends can be separated from the slot 51 through the insertion rod 41, so that the guide seat can slide upward along the slide groove 21 to the connecting groove 22 through the end protrusion 62 of the fixing bolt 61, until the L-shaped guide seat contacts the connecting column 2, and the protrusion 62 on the guide seat can be removed from the connecting groove 22, thereby realizing the disassembly and assembly of the guide seat and the connecting column 2. In this way, when the guide wheel 3 is stuck or damaged, the guide wheel 3 pressed under the telescopic door can be conveniently disassembled and assembled.

[0024] Among them, the insertion rod 41 at one end of the first guide seat 4 located on the same straight line is connected with the slot 51 at one end of the second guide seat 5, the interior of the slide groove 21 is a T-shaped structure, the protrusion 62 is clearance-matched with the inner wall of the connecting groove 22, and the guide wheel 3 is installed at the bottom of the first guide seat 4 and the second guide seat 5 near the outer end. The guide wheel 3 at the bottom of the guide seat can be slidably engaged in the slide groove 21 through the protrusion 62 on the fixing bolt 61 until the protrusion 62 slides into the corresponding positioning groove. At this time, the insertion rod 41 at one end of the first guide seat 4 and the slot 51 at one end of the second guide seat 5 are just plugged and positioned together. At this time, by tightening the fixing bolt 61, the first guide seat 4 and the second guide seat 5 can be installed under the connecting column 2 of the electric telescopic door.

[0025] Among them, positioning grooves matching the protrusions 62 are respectively opened near the top and the bottom of the inner wall of the slide groove 21, and the protrusions 62 are slidably engaged in the insertion positioning grooves near the ends of the inner wall of the slide groove 21. By loosening the fixing bolts 61 on the outside of the first guide seat 4 or the second guide seat 5, the protrusions 62 at the ends of the fixing bolts 61 are separated from the positioning grooves in the slide groove 21, and the guide seats are released from the positioning.

[0026] Working principle: When disassembling and replacing the guide wheel 3 covered by the press fit under the electric telescopic door, first loosen the fixing bolt 61 on the outside of the first guide seat 4 or the second guide seat 5 outward, so that the end protrusion 62 of the fixing bolt 61 is separated from the positioning groove in the slide groove 21, and the guide seat is released from the positioning, so that the ends of the first guide seat 4 and the second guide seat 5 can be separated from the slot 51 through the insertion rod 41, so that the guide seat can slide upward along the slide groove 21 to the connection groove 22 through the end protrusion 62 of the fixing bolt 61, until the L-shaped guide seat contacts the connection column 2, and the protrusion 62 on the guide seat can be taken out from the connection groove 22, so that the guide seat and the connection column 2 can be disassembled;

[0027] Similarly, when installing the guide wheel 3, the guide wheel 3 at the bottom of the guide seat can be slidably engaged in the slide groove 21 through the protrusion 62 on the fixing bolt 61 until the protrusion 62 slides into the corresponding positioning groove. At this time, the insertion rod 41 at one end of the first guide seat 4 and the slot 51 at one end of the second guide seat 5 are just plugged and positioned together. At this time, by tightening the fixing bolt 61, the first guide seat 4 and the second guide seat 5 can be installed under the electric telescopic door connecting column 2.

[0028] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes and modifications may be made to the embodiments without departing from the principles of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric telescopic door guide mechanism, comprising a fence (1), a connecting column (2), and a guide wheel (3), characterized in that: A first guide seat (4) and a second guide seat (5) are respectively arranged on both sides of the bottom of the connecting column (2); an insertion rod (41) is integrally formed at one end of the first guide seat (4); a slot (51) is provided at one end of the second guide seat (5); a mounting column (6) is respectively penetrated and connected to one end of the first guide seat (4) and the second guide seat (5); a fixing bolt (61) is threadedly connected inside the mounting column (6); a protrusion (62) is integrally formed at one end of the fixing bolt (61); a slide groove (21) is respectively provided on both sides of the connecting column (2); a connecting groove (22) is provided near the top of the slide groove (21); and the protrusion (62) at the back end of the mounting column (6) is slidably engaged in the inner wall of the slide groove (21).

2. The electric telescopic door guide mechanism according to claim 1, characterized in that: The insertion rod (41) at one end of the first guide seat (4) and the slot (51) at one end of the second guide seat (5) located on the same straight line are connected.

3. The electric telescopic door guide mechanism according to claim 1, characterized in that: The interior of the slide groove (21) is a T-shaped structure, and the protrusion (62) is in clearance fit with the inner wall of the connecting groove (22).

4. The electric telescopic door guide mechanism according to claim 1, characterized in that: The guide wheel (3) is mounted on the bottom of the first guide seat (4) and the second guide seat (5) close to the outer end.

5. The electric telescopic door guide mechanism according to claim 1, characterized in that: Positioning grooves matching the protrusions (62) are respectively provided on the inner wall of the slide groove (21) near the top and the bottom.

6. The electric telescopic door guide mechanism according to claim 5, characterized in that: The protrusion (62) is slidably engaged in an insertion positioning groove on the inner wall of the slide groove (21) close to the end.

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