CN214463380U

CN214463380U - Front single-plug sliding door locking polished rod sleeve

Info

Publication number: CN214463380U
Application number: CN202022851855.9U
Authority: CN
Inventors: 唐明尧
Original assignee: Jiangsu Shenglong Electromechanical Manufacturing Co ltd
Current assignee: Jiangsu Shenglong Electromechanical Manufacturing Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-10-22
Anticipated expiration: 2030-12-01

Abstract

The utility model relates to a single stopper sliding door technical field just discloses a preceding single stopper sliding door locking polished rod sleeve, comprising a frame body, the inside fixed mounting of support body has drive mechanism, the inside movable mounting of support body has the transmission shaft. This preceding single stopper sliding door locking polished rod sleeve, the locking mechanism of being convenient for accomplishes the butt joint installation through slider and spout fast and mount pad, the card post stretches out and draws back in the inside of through hole through expanding spring's elasticity, the draw-in groove makes its activity more stable with the fixture block, be provided with the card hole that the diameter is greater than the card post through being provided with on the mount pad, the inside that the card post of being convenient for inserts the card hole fast is fixed to it, it is convenient for remove fast fixedly simultaneously through pressing the card post, dismantle the maintenance to it, there is fixation nut through the outside threaded connection of card post, it is fixed to be convenient for utilize fixation nut to lock the card post, it appears becoming flexible in the use to prevent it, the purpose of being convenient for the installation has been reached.

Description

Front single-plug sliding door locking polished rod sleeve

Technical Field

The utility model relates to a single stopper sliding door technical field specifically is a preceding single stopper sliding door locking polished rod sleeve.

Background

The sliding plug door mainly has two actions of plugging and pulling, namely, when the door is closed, the door is plugged into a door opening from the inside or the outside of a vehicle to close and seal the door; when the door is opened, the door can slide along the inner side or the outer side of the vehicle body after being moved away from the doorway for a certain distance.

At present, the sliding plug door is mainly applied to large buses and trains, but the existing sliding plug door locking structure is complex, the installation is not easy, the unstable situation is easy to occur, the normal use cannot be realized, the reliability is not high, and the problem is solved by providing a front single-plug sliding door locking polished rod sleeve.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a preceding single stopper sliding door locking polished rod sleeve possesses advantages such as simple to operate and simple structure, and it is complicated to have solved current stopper sliding door locking structure, and is difficult to the installation, appears unstable condition easily, leads to its unable normal use, problem that the reliability is not high.

(II) technical scheme

For realizing above-mentioned simple to operate and simple structure purpose, the utility model provides a following technical scheme: a front single-plug sliding door locking polished rod sleeve comprises a frame body, wherein a transmission mechanism is fixedly installed inside the frame body, a transmission shaft is movably installed inside the frame body, a movable sleeve is sleeved outside the transmission shaft, a clamping seat is fixedly installed at the top of the movable sleeve, a through groove is formed inside the frame body, the top of the movable sleeve is fixedly connected with a sliding plug frame which penetrates through the through groove and extends to the top of the frame body, a locking mechanism is movably installed at the top of the frame body, a motor box is fixedly installed on the left side of the top of the locking mechanism, a rotating motor is fixedly installed inside the motor box, a transmission gear is fixedly connected onto an output shaft of the rotating motor, a rotating bearing is fixedly installed on an inner top wall of the locking mechanism, a rotating lead screw which extends to the top of the locking mechanism is fixedly installed inside the rotating bearing, and a driven gear which is meshed with the transmission gear is fixedly installed at the top of the rotating lead screw, the outer part of the rotary screw rod is in threaded connection with a lifting shaft, the bottom of the lifting shaft is fixedly connected with a hollow bolt penetrating through the groove, the inner walls of the left side and the right side of the locking mechanism are respectively provided with a limiting groove, the left side and the right side of the lifting shaft are respectively and fixedly connected with a limiting block extending into the limiting groove, the top of the locking mechanism is fixedly provided with a protective cover positioned outside the transmission gear and the driven gear, the top of the frame body is fixedly connected with an installation seat, the inner wall of the left side of the installation seat is provided with a sliding groove, the left side of the installation seat is provided with a clamping hole, the left side of the locking mechanism is fixedly provided with a sliding block, the left side of the sliding block is provided with a through hole, the inner top wall and the inner bottom wall of the sliding block are respectively provided with a clamping groove, an extension spring is movably arranged in the sliding block, and one end of the extension spring, which is close to the through hole, is fixedly connected with a clamping column, the top and the bottom of the clamping column are fixedly connected with clamping blocks extending to the inside of the clamping grooves, and the outer threads of the clamping column are connected with fixing nuts located on the left side of the mounting seat.

Preferably, the top of the clamping seat is provided with a clamping groove with a diameter larger than that of the hollow bolt, and the inside of the clamping groove is movably connected with the hollow bolt.

Preferably, the size of the through groove is larger than that of the hollow bolt and the stopper pull frame, and the hollow bolt and the stopper pull frame penetrate through the frame body through the through groove.

Preferably, the transmission gear is matched with the driven gear in size, and the driven gear is meshed on the right side of the transmission gear.

Preferably, the top of the locking mechanism is provided with an extension hole with a diameter larger than that of the rotary screw rod, and the rotary screw rod penetrates through the locking mechanism through the extension hole and extends to the top of the locking mechanism.

Preferably, the sliding groove is matched with the sliding block in size, and the sliding block is movably connected inside the sliding groove.

Preferably, the diameter of the through hole is larger than that of the clamping column, and the clamping column extends to the outside of the sliding block through the through hole.

Preferably, the diameter of the clamping hole is larger than that of the clamping column, and the clamping column penetrates through the mounting seat through the clamping hole.

Preferably, the outside of the clamping column is provided with a thread groove matched with the fixing nut, and the clamping column is in threaded connection with the fixing nut through the thread groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a preceding single stopper sliding door lock beam closing sleeve possesses following beneficial effect:

1. the front single-plug sliding door locking polished rod sleeve is provided with a mounting seat and a sliding groove through the top of a frame body, a sliding block matched with the sliding groove is fixedly installed on a locking mechanism, the locking mechanism can be conveniently and rapidly installed in a butt joint mode with the mounting seat through the sliding block and the sliding groove, a through hole, a clamping groove, a telescopic spring, a clamping column and a clamping block are formed in the sliding block, the clamping column can be conveniently stretched in the through hole through the elastic force of the telescopic spring, the clamping groove and the clamping block enable the clamping column to move more stably, the clamping column can be conveniently and rapidly inserted into the clamping hole to be fixed through a clamping hole with the diameter larger than that of the clamping column, meanwhile, the clamping column can be conveniently and rapidly released through pressing, the clamping column can be disassembled and maintained, a fixing nut is connected through external threads of the clamping column, the clamping column can be conveniently locked and fixed through the fixing nut, and looseness of the clamping column in the using process can be prevented, the purpose of convenient installation is achieved.

2. The front single-plug sliding door locking polished rod sleeve is convenient for the transmission gear to rotate by the power of the rotating motor through the arrangement of the motor box, the rotating motor, the transmission gear, the rotating bearing, the rotating screw rod and the driven gear on the locking mechanism, thereby utilizing the driven gear to drive the rotary screw rod to rotate in the rotary bearing, the outer thread of the rotary screw rod is connected with a lifting shaft and a hollow bolt, the lifting shaft is movably connected with the locking mechanism through a limiting block and a limiting groove, so that the lifting shaft can conveniently move up and down outside the lifting shaft through the rotation of the rotary screw rod, the limiting block and the limiting groove enable the lifting shaft to be more stable, thereby make the cavity tie go up and down, be provided with the cassette through movable sleeve's top, and the top of cassette set up with the cavity tie the draw-in groove of looks adaptation, the cavity of being convenient for is tied and is extended to the inside of draw-in groove, fixes movable sleeve, has reached the effect of shutting.

Drawings

FIG. 1 is a sectional view of the present invention;

fig. 2 is an enlarged view of the structure a in fig. 1 according to the present invention.

In the figure: the device comprises a frame body 1, a transmission mechanism 2, a transmission shaft 3, a movable sleeve 4, a clamping seat 5, a through groove 6, a plug-pull frame 7, a locking mechanism 8, a motor box 9, a rotating motor 10, a transmission gear 11, a rotating bearing 12, a rotating lead screw 13, a driven gear 14, a lifting shaft 15, a hollow bolt 16, a limiting groove 17, a limiting block 18, a protective cover 19, a mounting seat 20, a sliding groove 21, a clamping hole 22, a sliding block 23, a through hole 24, a clamping groove 25, an expansion spring 26, a clamping column 27, a clamping block 28 and a fixing nut 29.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

A front single-plug sliding door locking polished rod sleeve comprises a frame body 1, a transmission mechanism 2 is fixedly installed inside the frame body 1, a transmission shaft 3 is movably installed inside the frame body 1, a movable sleeve 4 is sleeved outside the transmission shaft 3, a clamping seat 5 is fixedly installed at the top of the movable sleeve 4, a through groove 6 is formed inside the frame body 1, the top of the movable sleeve 4 is fixedly connected with a sliding plug frame 7 which penetrates through the through groove 6 and extends to the top of the frame body 1, a locking mechanism 8 is movably installed at the top of the frame body 1, a motor box 9 is fixedly installed on the left side of the top of the locking mechanism 8, a rotating motor 10 is fixedly installed inside the motor box 9, a transmission gear 11 is fixedly connected onto an output shaft of the rotating motor 10, a rotating bearing 12 is fixedly installed on the inner top wall of the locking mechanism 8, a rotating lead screw 13 which extends to the top of the locking mechanism 8 is fixedly installed inside the rotating bearing 12, the top of the locking mechanism 8 is provided with an extension hole with a diameter larger than that of the rotary screw rod 13, the rotary screw rod 13 penetrates through the locking mechanism 8 through the extension hole and extends to the top of the locking mechanism, the top of the rotary screw rod 13 is fixedly provided with a driven gear 14 meshed with the transmission gear 11, the transmission gear 11 is matched with the driven gear 14 in size, the right side of the transmission gear 11 is meshed with the driven gear 14, the outer part of the rotary screw rod 13 is in threaded connection with a lifting shaft 15, the bottom of the lifting shaft 15 is fixedly connected with a hollow bolt 16 penetrating through the through groove 6, the top of the clamping seat 5 is provided with a clamping groove with a diameter larger than that of the hollow bolt 16, the inner part of the clamping groove is movably connected with a hollow bolt 16, the size of the through groove 6 is larger than that of the hollow bolt 16 and the stopper pull frame 7, the hollow bolt 16 and the stopper pull frame 7 both penetrate through the through groove 6, the inner walls of the left side and the right side of the locking mechanism 8 are provided with limit grooves 17, the left side and the right side of the lifting shaft 15 are fixedly connected with limit blocks 18 extending into the limit grooves 17, the top of the locking mechanism 8 is fixedly provided with a protective cover 19 positioned outside the transmission gear 11 and the driven gear 14, the top of the frame body 1 is fixedly connected with an installation seat 20, the left inner wall of the installation seat 20 is provided with a sliding groove 21, the left side of the installation seat 20 is provided with a clamping hole 22, the left side of the locking mechanism 8 is fixedly provided with a sliding block 23, the sliding groove 21 is matched with the sliding block 23 in size, the sliding block 21 is movably connected with a sliding block 23, the left side of the sliding block 23 is provided with a through hole 24, the inner top wall and the inner bottom wall of the sliding block 23 are both provided with clamping grooves 25, the inner part of the sliding block 23 is movably provided with a telescopic spring 26, one end of the telescopic spring 26 close to the through hole 24 is fixedly connected with a clamping column 27, the diameter of the through hole 24 is larger than that of the clamping column 27, and the clamping column 27 extends to the outer part of the sliding block 23 through the through hole 24, the diameter of card hole 22 is greater than the diameter of card post 27, and card post 27 runs through mount pad 20 through card hole 22, and the equal fixedly connected with in top and the bottom of card post 27 extends to the inside fixture block 28 of draw-in groove 25, and the outside threaded connection of card post 27 has the fixation nut 29 that is located the left of mount pad 20, and the thread groove with fixation nut 29 looks adaptation is seted up to the outside of card post 27, and card post 27 passes through thread groove and fixation nut 29 threaded connection.

In summary, in the front single-plug sliding door locking polished rod sleeve, the mounting seat 20 and the sliding groove 21 are arranged on the top of the frame body 1, the sliding block 23 matched with the sliding groove 21 is fixedly mounted on the locking mechanism 8, so that the locking mechanism 8 can be quickly installed in a butt joint with the mounting seat 20 through the sliding block 23 and the sliding groove 21, the through hole 24, the clamping groove 25, the expansion spring 26, the clamping column 27 and the clamping block 28 are arranged inside the sliding block 23, so that the clamping column 27 can be conveniently expanded and contracted inside the through hole 24 through the elasticity of the expansion spring 26, the clamping groove 25 and the clamping block 28 enable the movement to be more stable, the clamping column 27 can be conveniently and quickly inserted into the clamping hole 22 to be fixed through the clamping hole 22 with the diameter larger than that of the clamping column 27 arranged on the mounting seat 20, the clamping column 27 can be conveniently and quickly released from being fixed, the clamping column 27 can be disassembled and maintained, and the fixing nut 29 is connected through the external thread of the clamping column 27, the clamping column 27 is conveniently locked and fixed by using the fixing nut 29, looseness of the clamping column 27 in the using process is prevented, and the purpose of convenient installation is achieved, the locking mechanism 8 is provided with the motor box 9, the rotating motor 10, the transmission gear 11, the rotating bearing 12, the rotating screw rod 13 and the driven gear 14, the transmission gear 11 is convenient to rotate through the power of the rotating motor 10, so that the driven gear 14 is used for driving the rotating screw rod 13 to rotate inside the rotating bearing 12, the lifting shaft 15 and the hollow bolt 16 are connected through the external thread of the rotating screw rod 13, the lifting shaft 15 is movably connected with the locking mechanism 8 through the limiting block 18 and the limiting groove 17, the lifting shaft 15 can conveniently move up and down outside the rotating screw rod 13 through rotation, the limiting block 18 and the limiting groove 17 enable the lifting shaft to be more stable, the hollow bolt 16 can be lifted up and down, the clamping seat 5 is arranged at the top of the movable sleeve 4, and the top of cassette 5 sets up the draw-in groove with 16 looks adaptations of cavity bolt, and the cavity bolt 16 of being convenient for extends to the inside of draw-in groove, fixes the movable sleeve 4, has reached the effect of shutting, has solved current sliding plug door locking structure complicacy, and is difficult to the installation, and the unstable condition appears easily, leads to its unable normal use, problem that the reliability is not high.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a preceding single stopper sliding door locking polished rod sleeve, includes support body (1), its characterized in that: the automatic transmission device is characterized in that a transmission mechanism (2) is fixedly mounted inside the frame body (1), a transmission shaft (3) is movably mounted inside the frame body (1), a movable sleeve (4) is sleeved outside the transmission shaft (3), a clamping seat (5) is fixedly mounted at the top of the movable sleeve (4), a through groove (6) is formed inside the frame body (1), a plug pull frame (7) which penetrates through the through groove (6) and extends to the top of the frame body (1) is fixedly connected to the top of the movable sleeve (4), a locking mechanism (8) is movably mounted at the top of the frame body (1), a motor box (9) is fixedly mounted on the left side of the top of the locking mechanism (8), a rotating motor (10) is fixedly mounted inside the motor box (9), a transmission gear (11) is fixedly connected to an output shaft of the rotating motor (10), and a rotating bearing (12) is fixedly mounted on the inner top wall of the locking mechanism (8), the inner part of the rotating bearing (12) is fixedly provided with a rotating lead screw (13) extending to the top of the locking mechanism (8), the top of the rotating lead screw (13) is fixedly provided with a driven gear (14) meshed with the transmission gear (11), the outer part of the rotating lead screw (13) is in threaded connection with a lifting shaft (15), the bottom of the lifting shaft (15) is fixedly connected with a hollow bolt (16) penetrating through the groove (6), the inner walls of the left side and the right side of the locking mechanism (8) are respectively provided with a limiting groove (17), the left side and the right side of the lifting shaft (15) are respectively and fixedly connected with a limiting block (18) extending to the inner part of the limiting groove (17), the top of the locking mechanism (8) is fixedly provided with a protective cover (19) positioned outside the transmission gear (11) and the driven gear (14), and the top of the frame body (1) is fixedly connected with a mounting seat (20), spout (21) have been seted up to the left side inner wall of mount pad (20), card hole (22) have been seted up in the left side of mount pad (20), the left side fixed mounting of locking mechanism (8) has slider (23), through hole (24) have been seted up in the left side of slider (23), draw-in groove (25) have all been seted up to the interior roof and the interior diapire of slider (23), the inside movable mounting of slider (23) has expanding spring (26), expanding spring (26) are close to one end fixedly connected with card post (27) of through hole (24), the equal fixedly connected with in top and the bottom of card post (27) extends to inside fixture block (28) of draw-in groove (25), the outside threaded connection of card post (27) has and is located left fixation nut (29) of mount pad (20).

2. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the top of the clamping seat (5) is provided with a clamping groove with the diameter larger than that of the hollow bolt (16), and the hollow bolt (16) is movably connected inside the clamping groove.

3. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the size of the through groove (6) is larger than that of the hollow bolt (16) and the stopper pull frame (7), and the hollow bolt (16) and the stopper pull frame (7) penetrate through the frame body (1) through the through groove (6).

4. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the transmission gear (11) is matched with the driven gear (14) in size, and the driven gear (14) is meshed on the right side of the transmission gear (11).

5. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the top of locking mechanism (8) is seted up the diameter and is greater than the extension hole of rotatory lead screw (13), and rotatory lead screw (13) run through locking mechanism (8) and extend to its top through extending the hole.

6. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the size of the sliding groove (21) is matched with that of the sliding block (23), and the sliding block (23) is movably connected inside the sliding groove (21).

7. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the diameter of the through hole (24) is larger than that of the clamping column (27), and the clamping column (27) extends to the outside of the sliding block (23) through the through hole (24).

8. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the diameter of the clamping hole (22) is larger than that of the clamping column (27), and the clamping column (27) penetrates through the mounting seat (20) through the clamping hole (22).

9. A front single plug pull door locking polished rod sleeve as claimed in claim 1, wherein: the outside of the clamping column (27) is provided with a thread groove matched with the fixing nut (29), and the clamping column (27) is in threaded connection with the fixing nut (29) through the thread groove.