CN209976115U

CN209976115U - Safety composite braking system of lifting type stereo garage

Info

Publication number: CN209976115U
Application number: CN201920503647.4U
Authority: CN
Inventors: 单武斌; 葛能鹏; 韩自强; 刘军虎
Original assignee: Hunan Electrical College of Technology
Current assignee: Hunan Electrical College of Technology
Priority date: 2019-04-15
Filing date: 2019-04-15
Publication date: 2020-01-21
Anticipated expiration: 2029-04-15

Abstract

The utility model discloses a lifting type stereo garage safety composite braking system, which comprises a frame, wherein a traction motor is arranged above the frame, a guide rail is vertically arranged on the side surface, and a vehicle carrying plate is arranged on the guide rail; the traction motor is provided with a traction wheel, a traction rope is wound on the traction wheel, one end of the traction rope is connected with the vehicle carrying plate, the other end of the traction rope is connected with a balancing weight, and the rack is provided with a speed limiting mechanism which comprises a first synchronous wheel, a second synchronous wheel and a synchronous belt; the vehicle carrying plate is provided with a clamping device, the clamping device comprises a box body, a push rod, a hinge plate, a wedge-shaped block and a limiting plate, and when the vehicle carrying stalls and descends, the clamping device is matched with the speed limiting mechanism and then tightly holds the guide rail, so that the vehicle carrying plate stops descending. The utility model aims at providing an over-and-under type stereo garage safety composite braking system, this braking system carries the sweep to carrying through the cooperation of clamping device and speed limit mechanism and carries out comprehensive anti-stall protection, plays multiple guard action, prevents unexpected emergence.

Description

Safety composite braking system of lifting type stereo garage

Technical Field

The utility model belongs to the technical field of the garage parking, specifically be an over-and-under type stereo garage safety composite brake system.

Background

With the rapid development of urban economy and automobile industry in China, private cars have gradually become a tool for people to travel instead of walk, and the quantity of possession of the private cars is rapidly increasing every year. However, the automobile brings many troubles to people at the same time of bringing about the troubles. As is well known, cities are large in population, the using area of people is small, parking spaces are small, and parking is difficult. Therefore, in order to fully utilize the limited use area and relieve the parking pressure, various three-dimensional parking garages are produced.

Data shows that the average growth speed of motor vehicles in cities of China is 15% ~ 20% in recent years, which brings great test to parking safety, the existing stereo garage industry has many safety problems, especially motor vehicle parking safety accidents in large cities occur frequently, property loss is caused slightly, casualties are caused seriously, and people pay more and more attention to the problem of parking safety when going out.

The problem of parking safety is a problem occurring in the urban development process, and parking facilities are main contents of urban static traffic, so that the problem of urban parking safety must be emphasized and solutions are actively pursued.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide an over-and-under type stereo garage safety composite braking system, this braking system carries the sweep to carrying through the cooperation of clamping device and speed limit mechanism and carries out comprehensive anti-stall protection, plays multiple guard action, prevents unexpected emergence.

In order to realize the above purpose, the utility model adopts the technical scheme that: a lifting type stereo garage safety composite braking system comprises a rack, wherein a traction motor is arranged above the rack, a guide rail is vertically arranged on the side surface of the rack, and a lifting type vehicle carrying plate is arranged on the guide rail; the output shaft of the traction motor is provided with a traction wheel, the traction wheel is wound with a traction rope, one end of the traction rope is connected with the vehicle carrying plate, the other end of the traction rope is connected with a balancing weight, the rack is provided with a speed limiting mechanism, the speed limiting mechanism comprises a first synchronous wheel, a second synchronous wheel and a synchronous belt, the first synchronous wheel is arranged above the rack and is in matched transmission with the traction wheel, the second synchronous wheel is arranged below the rack and is in transmission connection with the first synchronous wheel through the synchronous belt; the vehicle carrying plate is provided with a clamping device, the clamping device comprises a box body, a push rod, a hinge plate, a wedge block and a limiting plate, the box body is fixedly connected with the vehicle carrying plate, a wedge hole with a small upper part and a large lower part is formed in the box body, the guide rail is positioned in the wedge hole and matched with the wedge hole, the wedge block is oppositely arranged in the wedge hole, the push rod is movably arranged on the box body, the lower end of the push rod is hinged with one end of the hinge plate, the upper end of the push rod is connected with the limiting plate, and the other end of the; one end of the limiting plate is tightly contacted with the synchronous belt.

Furthermore, the limiting plate tip is equipped with the through-hole with hold-in range matched with.

Furthermore, a wear-resistant rubber pad matched with the synchronous belt is arranged in the through hole.

Furthermore, an electromagnetic band-type brake is further arranged on an output shaft of the traction motor.

Furthermore, a brake device is arranged on the first synchronizing wheel and comprises a counter bore, a brake column and a first spring, the counter bore is arranged on the end face of the non-axis position of the first synchronizing wheel, the first spring and the brake column are sequentially arranged in the first synchronizing wheel from inside to outside, a sliding groove is formed in the position of the counter bore along the radial direction of the first synchronizing wheel, and a matched cover plate is arranged in the sliding groove.

Furthermore, a second spring which tightly pushes the cover plate to cover the brake column is arranged in the sliding groove, one end of the second spring is connected with the cover plate, and the other end of the second spring is connected with the baffle in the sliding groove.

Furthermore, a section of thread is arranged at the hole opening of the counter bore, and the tail end of the brake column is provided with a thread matched with the brake column.

Furthermore, concave holes are formed in the side face of the guide rail, and a plurality of concave holes are uniformly arranged on the side face of the guide rail at intervals along the vertical direction; and a spherical boss matched with the concave hole is arranged on the side surface, close to the guide rail, of the wedge-shaped block.

The utility model has the advantages that: the braking system performs comprehensive anti-stall protection on the vehicle carrying plate by matching the clamping device with the speed limiting mechanism, plays a role in multiple protection and prevents accidents.

1. When the middle vehicle-carrying plate stalls and descends, the traction wheel drives the first synchronous wheel to rotate rapidly, the synchronous belt slides in opposite directions with the limiting plate to form dynamic contact, so that differential is formed rapidly, the clamping device brakes rapidly, the guide rail is held tightly, the descending is stopped, and compared with the limiting plate and the frame, the speed-limiting device has the advantages that when the vehicle-carrying plate ascends, the friction force of the synchronous belt to the limiting plate is downward all the time, so that the clamping device cannot brake all the time, namely, the ascending speed is not limited; when the vehicle carrying plate descends, the friction force of the synchronous belt on the limiting plate is always upward, the magnitude of the friction force is basically constant, however, when the vehicle carrying plate is stalled and descends, downward acceleration exists, the action counter force of the downward acceleration is upward, and the push rod on the clamping device moves upward relative to the box body after being superposed with the friction force, so that brake clamping is achieved; and unidirectional speed limit protection is ensured.

2. The utility model discloses in when the hold-in range falls absolutely, carry sweep flying speed decline, the towline drives the traction sheave and rotates, drives first synchronizing wheel flying speed and rotates, when reaching the uniform velocity, the apron is because the effect of centrifugal force is followed the spout down and is removed, and first spring pops out one section distance with the brake post afterwards, makes the brake post card in the frame, leads to first synchronizing wheel can not rotate to the restriction traction sheave rotates, makes and carries the sweep and stop to descend, plays the guard action.

3. The utility model discloses during well installation brake post, twist and move the brake post, under screw-thread fit, the brake post enters into the counter bore, after twisting the screw thread, the brake post alright freely remove in the counter bore, prevent that brake post and counter bore safety break away from.

4. The utility model discloses a braking system, the reliability is high, is suitable for extensively to push away the use.

Drawings

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

Fig. 2 is a schematic view of a partial structure at a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the structure of the wedge-shaped block and the guide rail in fig. 2 according to the present invention.

Fig. 4 is a schematic view of the first synchronizing wheel and the frame installation relationship of the present invention.

Fig. 5 is a schematic cross-sectional view of the cross-sectional view B-B in fig. 4 according to the present invention.

Fig. 6 is a schematic view showing a transmission connection relationship between the traction sheave and the first synchronous sheave of fig. 1 according to the present invention.

The text labels in the figures are represented as: 1. a frame; 2. a traction motor; 3. a guide rail; 4. a vehicle carrying board; 5. a traction sheave; 6. a hoisting rope; 7. a balancing weight; 8. a first synchronizing wheel; 9. a second synchronizing wheel; 10. a synchronous belt; 11. a box body; 12. a push rod; 13. a hinge plate; 14. a wedge block; 15. a limiting plate; 16. a wedge-shaped hole; 17. a through hole; 18. an electromagnetic band-type brake; 19. a counter bore; 20. a brake post; 21. a first spring; 22. a chute; 23. a cover plate; 24. a second spring; 25. a baffle plate; 26. concave holes; 27. spherical boss.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in fig. 1-6, the specific structure of the present invention is: a lifting type stereo garage safety composite braking system comprises a rack 1, wherein a traction motor 2 is arranged above the rack 1, a guide rail 3 is vertically arranged on the side surface of the rack, and a lifting type vehicle carrying plate 4 is arranged on the guide rail 3; a traction wheel 5 is arranged on an output shaft of the traction motor 2, a traction rope 6 is wound on the traction wheel 5, one end of the traction rope 6 is connected with the vehicle carrying plate 4, the other end of the traction rope is connected with a balancing weight 7, the rack 1 is provided with a speed limiting mechanism, the speed limiting mechanism comprises a first synchronous wheel 8, a second synchronous wheel 9 and a synchronous belt 10, the first synchronous wheel 8 is arranged above the rack 1 and is in matched transmission with the traction wheel 5, and the second synchronous wheel 9 is arranged below the rack 1 and is in transmission connection with the first synchronous wheel 8 through the synchronous belt 10; the vehicle carrying plate 4 is provided with a clamping device, the clamping device comprises a box body 11, a push rod 12, a hinge plate 13, a wedge block 14 and a limiting plate 15, the box body 11 is fixedly connected with the vehicle carrying plate 4, a wedge hole 16 with a small upper part and a large lower part is arranged in the box body 11, the guide rail 3 is positioned in the wedge hole 16 and matched with the wedge hole 16, the wedge block 14 is oppositely arranged in the wedge hole 16, the push rod 12 is movably arranged on the box body 11, the lower end of the push rod is hinged with one end of the hinge plate 13, the upper end of the push rod is connected with the limiting plate 15, and the other end of the hinge plate; one end of the limit plate 15 is tightly contacted with the synchronous belt 10.

Preferably, the end of the limiting plate 15 is provided with a through hole 17 matched with the synchronous belt 10, and a wear-resistant rubber pad is arranged in the through hole 17. On the one hand, the friction force with the synchronous belt 10 is increased, and on the other hand, the replacement is convenient.

Preferably, an electromagnetic band-type brake 18 is further disposed on an output shaft of the traction motor 2 (which is a stepping motor). The coil of electromagnetism band-type brake is parallelly connected with the motor, and the motor switch on power, and electromagnetism band-type brake coil also gets electric simultaneously, and armature actuation overcomes the pulling force of spring and makes the brake shoe of stopper separate with the brake wheel, and the motor normally operates, loses the electricity when the motor, and the coil of electromagnetism band-type brake also loses the electricity simultaneously, and armature separates with the iron core under the spring pulling force effect to make the brake shoe of stopper tightly hold the brake wheel, and the motor is braked and stall or slow running, thereby makes year sweep 4 play the guard action.

Preferably, the first synchronizing wheel 8 is provided with a brake device, the brake device comprises a counter bore 19, a brake column 20 and a first spring 21, the counter bore 19 is arranged on the end face of the non-axial center of the first synchronizing wheel 8, the first spring 21 and the brake column 20 are sequentially arranged in the counter bore from inside to outside, a sliding groove 22 is radially arranged at the opening of the counter bore 19 along the first synchronizing wheel 8, a matched cover plate 23 is arranged in the sliding groove 22, the brake column 20 is located at the bottom in the counter bore 19 under normal conditions, the cover plate 23 covers the front end of the brake column 20, and the first synchronizing wheel 8 can normally rotate. When the synchronous belt 10 is broken, the vehicle carrying plate 4 descends at a flying speed, the dragging rope 6 drives the dragging wheel 5 to rotate, the first synchronous wheel 8 is driven to rotate at a flying speed, the cover plate 23 moves along the sliding groove 22 under the action of centrifugal force when a certain speed is reached, the first spring 21 pops the brake column 20 out for a certain distance, the brake column 20 is clamped on the rack 1, the first synchronous wheel 8 cannot rotate, the dragging wheel 5 is limited to rotate, the vehicle carrying plate 4 stops descending, and the protection effect is achieved.

Preferably, a second spring 24 for tightly pushing the cover plate 23 to cover the brake post 20 is arranged in the sliding groove 22, one end of the second spring 24 is connected with the cover plate 23, and the other end is connected with a baffle 25 in the sliding groove 22. The second spring 24 enables the cover plate 23 to cover the head end of the brake post 20, and the baffle plate 25 plays a limiting role in the second spring 24.

Preferably, a section of screw thread is arranged at the orifice of the counterbore 19, and the tail end of the brake column 20 is provided with a screw thread matched with the brake column. When the brake column 20 is installed, the brake column 20 is screwed, the brake column 20 enters the counter bore 19 under the matching action of the threads, and after the threads are screwed, the brake column 20 can freely move in the counter bore 19, so that the brake column 20 is prevented from safely separating from the counter bore 19.

Preferably, concave holes 26 are formed in the side surface of the guide rail 3, and a plurality of concave holes 26 are uniformly arranged on the side surface of the guide rail 3 at intervals along the vertical direction; and a spherical boss 27 matched with the concave hole 26 is arranged on the side surface of the wedge block 14 close to the guide rail 3. When the clamping device brakes, the wedge block 14 is pressed against the side face of the guide rail 3, or the spherical boss 27 on the wedge block 14 is meshed with the concave hole 26 instantly to play a braking role, or after the spherical boss 27 on the wedge block 14 is impacted and decelerated with the concave hole 26 for many times, the spherical boss 27 is meshed and locked with the concave hole 26, and the braking reliability of the clamping device is greatly improved.

When the traction motor 2 is in failure, the vehicle carrying plate 4 descends at a high speed, the traction wheel 5 drives the first synchronous wheel 8 to rotate rapidly (the traction wheel 5 is in contact with the friction wheel, and the friction wheel drives the first synchronous wheel 8 to rotate through the rotating shaft), the limiting plate 15 on the clamping device is in tight contact with the synchronous belt 10 to form a differential speed, so that the push rod 12 pulls the hinge plate 13, the wedge block 14 is pulled to move, the guide rail 3 is embraced under the matching action of the wedge block 14 and the wedge hole 16, and the vehicle carrying plate 4 is fixed on the guide rail 3; when the hauling rope 6 is broken, the vehicle carrying plate 4 descends at a high speed, the limiting plate 15 on the clamping device is tightly contacted with the synchronous belt 10 to form a differential speed, the hinge plate 13 is pulled by the push rod 12, the wedge block 14 is pulled to move, and the guide rail 3 is embraced under the matching action of the wedge block 14 and the wedge hole 16, so that the vehicle carrying plate 4 is fixed on the guide rail 3; even if the hauling rope 6 and the synchronous belt 10 are broken, the vehicle carrying plate 4 suddenly descends instantly, the push rod 12, the hinge plate 13 and the wedge block 14 on the clamping device and the vehicle carrying plate 4 form differential speed, so that the wedge block 14 and the wedge hole 16 are matched to hold the guide rail 3 instantly, accidents are prevented, and multiple protection is formed.

It should be noted that, in this document, 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.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A lifting type stereo garage safety composite braking system comprises a rack (1), wherein a traction motor (2) is arranged above the rack (1), a guide rail (3) is vertically arranged on the side surface of the rack, and a lifting type vehicle carrying plate (4) is arranged on the guide rail (3); the speed limiting device is characterized in that a speed limiting mechanism is arranged on the rack (1), the speed limiting mechanism comprises a first synchronous wheel (8), a second synchronous wheel (9) and a synchronous belt (10), the first synchronous wheel (8) is arranged above the rack (1) and is in matched transmission with the traction wheel (5), the second synchronous wheel (9) is arranged below the rack (1) and is in transmission connection with the first synchronous wheel (8) through the synchronous belt (10); the vehicle carrying plate (4) is provided with a clamping device, the clamping device comprises a box body (11), a push rod (12), a hinge plate (13), a wedge block (14) and a limiting plate (15), the box body (11) is fixedly connected with the vehicle carrying plate (4), a wedge hole (16) with a small upper part and a large lower part is formed in the box body, the guide rail (3) is positioned in the wedge hole (16) and matched with the wedge hole, the wedge block (14) is oppositely arranged in the wedge hole (16), the push rod (12) is movably arranged on the box body (11), the lower end of the push rod is hinged to one end of the hinge plate (13), the upper end of the push rod is connected with the limiting plate (15), and the other end of the hinge plate (13) is hinged to the wedge; one end of the limit plate (15) is tightly contacted with the synchronous belt (10).

2. The lifting type stereo garage safety compound braking system as claimed in claim 1, wherein the end of the limiting plate (15) is provided with a through hole (17) matched with the synchronous belt (10).

3. The lifting type stereo garage safety compound brake system as claimed in claim 2, wherein a wear-resistant rubber pad matched with the synchronous belt (10) is arranged in the through hole (17).

4. The lifting type stereo garage safety compound braking system according to claim 1, wherein an electromagnetic band-type brake (18) is further arranged on an output shaft of the traction motor (2).

5. The lifting type stereo garage safety composite braking system according to claim 1, wherein a brake device is arranged on the first synchronizing wheel (8), the brake device comprises a counter bore (19), a brake column (20) and a first spring (21), the counter bore (19) is arranged on the end face of the first synchronizing wheel (8) at the non-axial center, the first spring (21) and the brake column (20) are sequentially arranged in the counter bore from inside to outside, a sliding groove (22) is radially arranged at the hole of the counter bore (19) along the first synchronizing wheel (8), and a matched cover plate (23) is arranged in the sliding groove (22).

6. The lifting type stereo garage safety compound brake system as claimed in claim 5, wherein a second spring (24) for tightly pushing the cover plate (23) to cover the brake column (20) is arranged in the sliding groove (22), one end of the second spring (24) is connected with the cover plate (23), and the other end is connected with a baffle plate (25) in the sliding groove (22).

7. The lifting type stereo garage safety compound brake system as claimed in claim 5 or 6, wherein a section of screw thread is arranged at the opening of the counter bore (19), and the tail end of the brake column (20) is provided with a screw thread matched with the brake column.

8. The lifting type stereo garage safety compound braking system according to claim 1, wherein concave holes (26) are formed in the side surface of the guide rail (3), and a plurality of concave holes (26) are uniformly arranged in the vertical direction at intervals on the side surface of the guide rail (3); and a spherical boss (27) matched with the concave hole (26) is arranged on the side surface, close to the guide rail (3), of the wedge-shaped block (14).