CN212708885U

CN212708885U - Automobile door frame convenient to disassemble

Info

Publication number: CN212708885U
Application number: CN202020854686.1U
Authority: CN
Inventors: 顾张斌
Original assignee: Suzhou Qunqing Auto Parts Co ltd
Current assignee: Suzhou Qunqing Auto Parts Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-03-16
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a convenient-to-disassemble automobile door frame, which comprises a rotating shaft and a door frame, wherein the rotating shaft is in a cylindrical stepped structure, the surface of the rotating shaft is provided with fixing grooves which are symmetrical up and down, the fixing grooves are in an L-shaped structure and are internally inserted with connecting rods, one end of each connecting rod is in threaded connection with a lead screw, the upper and lower ends of each lead screw are fixedly provided with a stepped shaft, the stepped shaft is inserted in the inner ring of a bearing, the outer ring of the bearing is fixedly connected on a positioning block, the positioning block is fixedly connected on the inner surface of the frame of the door frame, the lower end of the stepped shaft is connected with one end of a shaft coupling, the other end of the shaft coupling is connected with a motor with a speed reducer, the upper end of the stepped shaft is provided with a ratchet device, the automobile door can, the stability of the mounted vehicle door is ensured, and accidents can not occur due to misoperation of an operator.

Description

Automobile door frame convenient to disassemble

Technical Field

The utility model relates to an automobile door frame technical field, concrete field is an automobile door frame convenient to dismantle.

Background

The automobile door is a passage for a driver and passengers to get in and out of the automobile, the interference outside the automobile is isolated, the side impact is lightened to a certain degree, and the carrying personnel is protected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car door frame convenient to dismantle to the car equipment that proposes in the solution above-mentioned background art is fast unhappy with the impaired problem that can not open and delay the rescue in the accident door among the dismouting door in with the maintenance process.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile door frame convenient to dismantle, includes rotation axis and detachable door frame, the rotation axis is cylindric stair structure, open on the surface of rotation axis has the fixed slot of upper and lower symmetry, the fixed slot is "L" type structure to inside grafting has the connecting rod, the one end threaded connection of connecting rod has the lead screw, the fixed step shaft that is equipped with in upper and lower both ends of lead screw, the step shaft is pegged graft at the inner circle of bearing, and the outer lane fixed connection of bearing is on the locating piece, locating piece fixed connection is at the vertical frame internal surface in left side of door frame, the lower extreme of step shaft is connected with the one end of shaft coupling, the other end of shaft coupling is connected with the motor of taking the reduction gear, the upper.

Preferably, the connecting rod is bent from a steel plate into 3 sections which are vertical, horizontal left and right, and horizontal front and back, and has the same height and width as those of the fixing groove.

Preferably, the screw rod is divided into an upper section, a middle section and a lower section, the thread turning directions of the upper section and the lower section are opposite, the screw rod is respectively in threaded connection with the upper connecting rod and the lower connecting rod, and the middle section is of a square block structure.

Preferably, the left front surface of door frame is equipped with puts the thing box, puts the internal surface of thing box and is equipped with control button and deposits and have the spanner.

Preferably, the ratchet device comprises a ratchet fixedly connected to the upper end of the stepped shaft, a clamping pin hinged to the left side of the doorframe, and a spring connecting the clamping pin and the doorframe.

Preferably, the upper end and the lower end of the rotating shaft are in sliding fit with bearing bushes, and the bearing bushes are fixedly connected to a vehicle body frame.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an automobile door frame convenient to dismantle, has following advantage:

(1) the utility model discloses utilize the fixed slot and the connecting rod cooperation of "L" type structure to constitute new grafting structure, installation that can be quick and demolish the door to can guarantee the stability of installation back door.

(2) The utility model discloses regard as the power supply with the motor, make the dismouting of door laborsaving fast more to the door is equipped with reserve manual dismouting mode, guarantees not to influence the dismouting of door when motor or power goes wrong yet.

(3) The utility model discloses be equipped with ratchet and be used for the auto-lock, guarantee that the door after the installation is stable and can not be because the accident takes place for operator's maloperation.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged schematic view of a part of the structure of the present invention;

fig. 4 is a schematic top view of the structure 11 of fig. 1.

In the figure: the device comprises a rotating shaft 1, a door frame 2, a fixing groove 3, a connecting rod 4, a lead screw 5, a stepped shaft 6, a bearing 7, a positioning block 8, a coupler 9, a motor 10, a ratchet device 11, a storage box 12, a control button 13, a wrench 14, a ratchet wheel 15, a clamping needle 16, a spring 17, a bearing bush 18 and a vehicle body frame 19.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a conveniently-detachable automobile door frame comprises a rotating shaft 1 and a detachable door frame 2, wherein the rotating shaft 1 is of a cylindrical stepped structure, normal opening and closing of a door are guaranteed, and the door position fixing function is achieved, fixing grooves 3 which are symmetrical up and down are formed in the surface of the rotating shaft 1, the fixing grooves 3 are of an L-shaped structure, a connecting rod 4 is inserted inside the fixing grooves 3, three faces of the fixing grooves 3 of the L-shaped structure are used as supporting faces of the connecting rod 4 after the connecting rod 4 is locked, the position of the connecting rod 4 can be better fixed, stability of the door is guaranteed, a lead screw 5 is connected to one end of the connecting rod 4 in a threaded mode and used for controlling lifting of the connecting rod 4 to achieve the door dismounting function, stepped shafts 6 are fixedly arranged at the upper end and the lower end of the lead screw 5 and used for positioning the position of the lead screw 5 and preventing the lead screw 5 from moving up, the outer ring of the bearing 7 is fixedly connected to the positioning block 8, the bearing 7 is used for fixing the stepped shaft 6 and reducing the friction force when the lead screw 5 rotates, so that the operating pressure of the motor 10 is reduced, the positioning block 8 is fixedly connected to the inner surface of the left vertical frame of the door frame 2, the bearing 7 is fixed in the frame of the door frame 2, the connecting rod 4, the lead screw 5 and the door frame 2 are connected into a whole, the lower end of the stepped shaft is connected with one end of a coupler 9, the other end of the coupler 9 is connected with the motor 10 with a reducer, the reducer is mounted on the motor 10 to increase the torque, the stepped shaft 6 can be more easily driven to drive the lead screw 5 to rotate, the lead screw 5 cannot be blocked due to insufficient power, the coupler 9 is used for connecting the motor 10 and the stepped shaft 6, the ratchet device 11 is arranged at the, the stability of the mounted vehicle door is ensured, and accidents can not occur due to misoperation of an operator.

Particularly, connecting rod 4 is buckled into by the steel sheet and is vertical, about 3 sections of level, front and back horizontally to height and width are the same with fixed slot 3's height and width, guarantee that connecting rod 4 can peg graft smoothly in fixed slot 3, and can not cause the problem of connecting not hard up because size problem, and steel sheet material intensity is big, non-deformable, can increase of service life.

Specifically, the lead screw 5 is divided into an upper section, a middle section and a lower section, the thread turning directions of the upper section and the lower section are opposite, the lead screw is respectively in threaded connection with the upper connecting rod 4 and the lower connecting rod 4, the middle section is of a square structure, the opposite thread turning directions are used for driving the upper connecting rod 4 and the lower connecting rod 4 to do reverse motion to finish the effects of pressing and loosening, the connecting rods 4 are more stably connected with the rotating shaft 1, the square structure is used in a standby manual dismounting mode, and when the motor 10 or a power supply fails, the wrench 14 is used for rotating the square to finish dismounting work.

Specifically, the door frame 2 is provided with a storage box 12 on the front left side, a control button 13 and a wrench 14 are provided on the inner surface of the storage box 12, and the control button 13 is electrically connected to the motor 10 for controlling the rotation of the motor 10 to detach and attach the door.

Specifically, ratchet 11 includes ratchet 15, the articulated card needle 16 that is in door frame 2 left side and the spring 17 of connecting card needle 16 and door frame 2 of fixed connection at step shaft 6 upper end, and the device during operation can only realize the same direction rotation, and ratchet 11 work after the door installation guarantees that lead screw 5 can not cause the connecting rod 4 to connect not hard up and cause the accident owing to rotate.

Specifically, the upper end and the lower end of the rotating shaft 1 are slidably fitted with bearing bushes 18, the bearing bushes 18 are fixedly connected to a vehicle body frame 19, the bearing bushes 18 are used for reducing friction force generated when the connecting shaft 1 rotates, so that the vehicle door can be opened and closed more easily, and the vehicle body frame 19 is used for fixing the whole vehicle door.

The working principle is as follows: a car door frame convenient to dismantle, press the right end of the card needle 16 first to make the left end of the card needle 16 rise while installing, ratchet gear 11 stops working at this moment, relieve the auto-lock, press control button 13 again, control motor 10 anticlockwise rotates and then drives the tie rod 4 to keep away from up and down until corresponding to fixed slot 3 on the rotating shaft 1, peg graft the tie rod 4 in the fixed slot 3, press control button 13 again, control motor 10 clockwise rotates and then drives the tie rod 4 to move relatively, make the tie rod 4 lock in the fixed slot 3, relax the card needle 16 at this moment, the card needle 16 catches the ratchet 15 under the influence of spring 17, the ratchet 15 will not be able to rotate anticlockwise, finish the auto-lock, guarantee the car door is stable and will not happen the accident because of operator's misoperation, still press the right end of the card needle 16 first to make the left end of the card needle 16 rise while dismantling, relieve the auto, and then controlling the motor 10 to rotate anticlockwise, enabling the connecting rod 4 to be separated up and down, moving the door frame 2 to the right side at the moment, detaching the door frame 2, selecting a manual mode if the motor 10 does not work, and rotating a square in the middle of the screw 5 anticlockwise by using the wrench 14 to finish detaching work.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 car door frame convenient to dismantle, includes rotation axis (1) and detachable door frame (2), its characterized in that: the rotating shaft (1) is of a cylindrical stepped structure, the surface of the rotating shaft (1) is provided with fixing grooves (3) which are symmetrical up and down, the fixing grooves (3) are of an L-shaped structure, a connecting rod (4) is inserted inside the connecting rod, one end of the connecting rod (4) is connected with a screw rod (5) through a thread, the upper end and the lower end of the screw rod (5) are fixedly provided with a stepped shaft (6), the stepped shaft (6) is inserted into the inner ring of the bearing (7), the outer ring of the bearing (7) is fixedly connected on the positioning block (8), the positioning block (8) is fixedly connected with the inner surface of the left vertical frame of the door frame (2), the lower extreme of step shaft is connected with the one end of shaft coupling (9), the other end of shaft coupling (9) is connected with motor (10) of taking the reduction gear, the upper end of step shaft (6) is equipped with ratchet (11).

2. The door frame for a vehicle of claim 1, wherein: the connecting rod (4) is bent into 3 sections which are vertical, horizontal left and right, horizontal front and back by a steel plate, and the height and the width of the connecting rod are the same as those of the fixing groove (3).

3. The door frame for a vehicle of claim 1, wherein: the screw rod (5) is divided into an upper section, a middle section and a lower section, the thread turning directions of the upper section and the lower section are opposite, the screw rod is respectively in threaded connection with the upper connecting rod (4) and the lower connecting rod (4), and the middle section is of a square block structure.

4. The door frame for a vehicle of claim 1, wherein: the left front surface of the door frame (2) is provided with a storage box (12), and the inner surface of the storage box (12) is provided with a control button (13) and a wrench (14).

5. The door frame for a vehicle of claim 1, wherein: the ratchet device (11) comprises a ratchet wheel (15) fixedly connected to the upper end of the stepped shaft (6), a clamping needle (16) hinged to the left side of the doorframe (2) and a spring (17) connected with the clamping needle (16) and the doorframe (2).

6. The door frame for a vehicle of claim 1, wherein: the upper end and the lower end of the rotating shaft (1) are in sliding fit with bearing bushes (18), and the bearing bushes (18) are fixedly connected to a vehicle body frame (19).