CN221221206U

CN221221206U - Braking mechanical device

Info

Publication number: CN221221206U
Application number: CN202322799850.XU
Authority: CN
Inventors: 赵安敏
Original assignee: Hefei Qiongzhi Shuo Drawing Machinery Technology Co ltd
Current assignee: Hefei Qiongzhi Shuo Drawing Machinery Technology Co ltd
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-06-25
Anticipated expiration: 2033-10-18

Abstract

The utility model belongs to the technical field of machinery, and particularly relates to a braking mechanical device which solves the problems of inconvenient maintenance and poor heat dissipation effect in the prior art.

Description

Braking mechanical device

Technical Field

The utility model relates to the technical field of machinery, in particular to a braking mechanical device.

Background

The development of braking mechanisms is now going back to the ancient carriage and railway vehicle brakes, where simple mechanical friction brakes are used, and with the development of technology, the design and application of braking systems have been continually improved and optimized, from the original mechanical friction brakes to modern hydraulic and pneumatic brakes, and recently beginning to apply electronic brakes.

The authorized bulletin number in the prior art is: CN216005051U, the name is an emergency braking mechanical power driving device, this patent can carry out emergency braking when the motor takes place short circuit and reverse, increased lifting device's security, this arresting gear includes the casing, servo motor, first axis of rotation, the coil, brake disc, the second axis of rotation, wire disc, rotation speed sensor, first electric putter and first dog, still be provided with the third dog of a plurality of cooperation first dogs, when the motor takes place short circuit and reverse, rotation speed sensor cooperation electric putter, and through the dog cooperation brake disc that sets up on the electric putter, realize emergency braking, prevent that the steel cable from descending fast, lifting device's security has been improved.

However, the stopper can produce great wearing and tearing when carrying out the braking, uses for a long time and makes braking effect variation easily, and maintains the change and comparatively inconvenient, and the inside of whole casing can't dispel the heat, uses for a long time and makes inside temperature rise easily, makes its internals damage easily, and life is shorter.

Disclosure of utility model

The utility model aims to provide a braking mechanical device, which solves the problems of inconvenient replacement and maintenance and poor heat dissipation effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the mechanical braking device comprises a box body and a stop block, wherein a revolving door is rotatably arranged on one side of the box body, a motor is arranged in the box body, the output end of the motor is fixedly connected with a rotating shaft through a coupler, a brake disc is fixedly sleeved on the rotating shaft, an electric telescopic rod is arranged in the box body, the output end of the electric telescopic rod is fixedly connected with a connecting block, a lug is fixedly connected on one side of the stop block through a screw, and the lug is positioned in the connecting block;

The inside sliding fit of connecting block has the push rod, the bottom of push rod is through screw fixedly connected with connecting rod, one side of connecting rod is through screw fixedly connected with ejector pin, the inside sliding fit of connecting block has the gag lever post, screw fixedly connected with straight-bar is passed through to the bottom of gag lever post, screw fixedly connected with pull block is passed through to the bottom of straight-bar.

Preferably, a cover plate is rotatably arranged on one side of the box body, a handle is fixedly connected to one side of the cover plate through a screw, and a plurality of heat dissipation holes are formed in the cover plate.

Preferably, the inside of connecting block has been seted up straight flute, push rod sliding connection is in the inside of straight flute, straight flute with be connected with the second spring jointly between the push rod to the push rod resets.

Preferably, the inside of connecting block has been seted up the spacing groove, gag lever post sliding connection is in the inside of spacing groove, the gag lever post with be connected with first spring jointly between the spacing groove to the gag lever post resets.

Preferably, the inside of connecting block is seted up flutedly, the lug is located the inside of recess, the constant head tank has been seted up to the inside of lug, the top of ejector pin with the shape size of constant head tank is the same to be convenient for fix the lug.

Preferably, the clamping groove is formed in the limiting rod, and one end of the ejector rod is identical to the clamping groove in shape and size, so that the limiting rod is reset conveniently.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, through the arrangement of the structures such as the stop block, the connecting block and the like, after the stop block is worn, the pull block is pulled downwards, so that the pull block drives the limiting rod to move downwards through the straight rod, and the bump loses the limiting effect, so that the stop block can be detached and replaced, and the braking effect is not influenced.

2. According to the utility model, through the arrangement of the cover plate, the handle and other structures, the electric telescopic rod generates larger vibration when driving the stop block to brake, so that the electric telescopic rod is easy to damage, and therefore, the cover plate is arranged on one side, so that the electric telescopic rod is convenient to maintain.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is an enlarged view of the utility model at a.

In the figure: 1. a case; 2. a revolving door; 3. a cover plate; 4. a handle; 5. a motor; 6. a rotating shaft; 7. a brake disc; 8. an electric telescopic rod; 9. a connecting block; 10. a stop block; 11. a bump; 12. a push rod; 13. a connecting rod; 14. a push rod; 15. a limit rod; 16. a clamping groove; 17. a first spring; 18. a straight rod; 19. pulling blocks; 20. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a braking mechanical device comprises a box body 1 and a stop block 10, wherein a revolving door 2 is rotatably installed on one side of the box body 1, a motor 5 is installed in the box body 1, an output end of the motor 5 is fixedly connected with a rotating shaft 6 through a coupler, a brake disc 7 is fixedly sleeved on the rotating shaft 6, an electric telescopic rod 8 is installed in the box body 1, a connecting block 9 is fixedly connected with the output end of the electric telescopic rod 8, one side of the stop block 10 is fixedly connected with a lug 11 through a screw, the lug 11 is located in the connecting block 9, a push rod 12 is slidably assembled in the connecting block 9, a connecting rod 13 is fixedly connected with the bottom of the push rod 12 through a screw, a push rod 14 is fixedly connected with one side of the connecting rod 13 through a screw, a limit rod 15 is slidably assembled in the connecting block 9, a pull block 19 is fixedly connected with the bottom of the straight rod 18 through a screw, and through the setting of structures such as the stop block 10 and the connecting block 9, after the stop block 10 is arranged, the pull block 19 is pulled downwards, the limit rod 15 is driven by the straight rod 18 to move downwards, so that the stop block 11 can not affect the effect of changing the stop block 10, and the effect of the stop block 10 can not be lost.

Referring to fig. 1, a cover plate 3 is rotatably installed on one side of a box body 1, a handle 4 is fixedly connected to one side of the cover plate 3 through screws, a plurality of heat dissipation holes are formed in the cover plate 3, and when the electric telescopic rod 8 drives a stop block 10 to brake through the arrangement of the cover plate 3, the stop block 10 can generate large vibration, so that the electric telescopic rod 8 is easy to damage, and therefore the cover plate 3 is formed on one side of the electric telescopic rod 8 so as to maintain the electric telescopic rod 8.

Referring to fig. 1-3, a straight slot is formed in the connecting block 9, the push rod 12 is slidably connected in the straight slot, a second spring 20 is commonly connected between the straight slot and the push rod 12, a limit slot is formed in the connecting block 9, a limit rod 15 is slidably connected in the limit slot, a first spring 17 is commonly connected between the limit rod 15 and the limit slot, a groove is formed in the connecting block 9, a protruding block 11 is located in the groove, a positioning slot is formed in the protruding block 11, the top end of the push rod 14 is identical to the positioning slot in shape and size, a clamping slot 16 is formed in the limit rod 15, and one end of the push rod 14 is identical to the clamping slot 16 in shape and size.

The specific implementation process of the utility model is as follows: when the motor 5 acts, emergency braking is needed under some conditions, the connecting block 9 can be driven by the electric telescopic rod 8 to move forwards in a propping mode, so that the stop block 10 is in contact with the brake disc 7, the motor 5 is stopped, and then the stop block 10 is easy to wear in the use process, so that the stop block 11 can lose a limiting effect by pulling the pull block 19 downwards, the stop block 10 is driven by the straight rod 18 to move downwards, the stop block 11 can be detached and replaced at the moment, the push rod 12 is simultaneously popped up to one side due to the second spring 20, the connecting rod 13 drives the push rod 14 to move together, so that the push rod 14 slides into the clamping groove 16 of the stop rod 15, and the stop rod 15 is fixed so as to be convenient for next installation;

Further, when the electric telescopic rod 8 works, when the stop block 10 can generate larger vibration when being in contact with the brake block, the electric telescopic rod 8 is easy to damage, therefore, the cover plate 3 is arranged on one side of the box body 1, the electric telescopic rod 8 can be maintained by opening the cover plate 3, and a plurality of heat dissipation holes are formed in the cover plate 3, so that the electric telescopic rod 8 dissipates heat, and the service life of the electric telescopic rod 8 is prolonged.

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

Claims

1. The utility model provides a braking mechanical device, includes box (1) and dog (10), its characterized in that: the novel electric bicycle is characterized in that a revolving door (2) is rotatably arranged on one side of the box body (1), a motor (5) is arranged in the box body (1), a rotating shaft (6) is fixedly connected to the output end of the motor (5) through a coupler, a brake disc (7) is fixedly sleeved on the rotating shaft (6), an electric telescopic rod (8) is arranged in the box body (1), a connecting block (9) is fixedly connected to the output end of the electric telescopic rod (8), a lug (11) is fixedly connected to one side of the stop block (10) through a screw, and the lug (11) is positioned in the connecting block (9);

The inside sliding fit of connecting block (9) has push rod (12), the bottom of push rod (12) is through screw fixedly connected with connecting rod (13), one side of connecting rod (13) is through screw fixedly connected with ejector pin (14), the inside sliding fit of connecting block (9) has gag lever post (15), the bottom of gag lever post (15) is through screw fixedly connected with straight-bar (18), the bottom of straight-bar (18) is through screw fixedly connected with pull block (19).

2. A braking mechanism as claimed in claim 1 wherein: one side of the box body (1) is rotatably provided with a cover plate (3), one side of the cover plate (3) is fixedly connected with a handle (4) through a screw, and a plurality of heat dissipation holes are formed in the cover plate (3).

3. A braking mechanism as claimed in claim 1 wherein: straight flute has been seted up to the inside of connecting block (9), push rod (12) sliding connection is in the inside of straight flute, straight flute with be connected with second spring (20) jointly between push rod (12).

4. A braking mechanism as claimed in claim 1 wherein: the inside of connecting block (9) has seted up the spacing groove, gag lever post (15) sliding connection is in the inside of spacing groove, gag lever post (15) with be connected with first spring (17) jointly between the spacing groove.

5. A braking mechanism as claimed in claim 1 wherein: the inside of connecting block (9) is seted up flutedly, lug (11) are located the inside of recess, the constant head tank has been seted up to the inside of lug (11), the top of ejector pin (14) with the shape size of constant head tank is the same.

6. A braking mechanism as claimed in claim 1 wherein: the inside of gag lever post (15) has seted up draw-in groove (16), the one end of ejector pin (14) with the shape size of draw-in groove (16) is the same.