CN204531544U - A kind of protective device of berth lock - Google Patents
A kind of protective device of berth lock Download PDFInfo
- Publication number
- CN204531544U CN204531544U CN201520150582.1U CN201520150582U CN204531544U CN 204531544 U CN204531544 U CN 204531544U CN 201520150582 U CN201520150582 U CN 201520150582U CN 204531544 U CN204531544 U CN 204531544U
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- China
- Prior art keywords
- friction plate
- shaft
- main shaft
- drive unit
- friction
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Abstract
The utility model discloses a kind of protective device of berth lock, comprise drive unit and the main shaft through drive unit; The left and right sides of drive unit has output, and cover has the first friction plate respectively on the output; The outside that main shaft is positioned at left side the first friction plate is fixed with the second friction plate, and the outside cover that main shaft is positioned at right side the first friction plate has the second friction plate, and the first friction plate is adjacent to mutually with the second friction plate; The outside that main shaft is positioned at sheathed second friction plate is engaged with nut.Structure of the present utility model, the good reliability of power transmission; In addition, the transmission of power can be allowed more balanced.
Description
Technical field
The utility model relates to berth lock, especially the protective device of berth lock.
Background technology
In order to prevent when without permission, car is stopped paying out in parking stall by other people, and now, increasing people installs berth lock in the parking stall of oneself.The principle of berth lock is: when needs stop, and the part of keeping out of berth lock is reduced to height lower than chassis, prevents car and berth lock from colliding; If parking stall is in idle condition, then what rise berth lock keeps out the height of part higher than chassis, in this state, keep out part just parking if do not fallen, then keep out part and can mutually collide with car, like this, not only can damage car, and can berth lock be damaged.
In order to better protect berth lock; there is Anti-collision stall lock at present; as at application number be 201320401192.8 patent document in disclose a kind of for driving the transmission mechanism of rocker of parking spot lock; this transmission mechanism is provided with friction plate between drive part and main shaft; power is transmitted by friction plate; once rocking arm is knocked and impact is greater than the frictional force of friction plate, then rocking arm can be forced to fold, and plays the object of protection drive unit.But this mechanism is only provided with friction plate in the side of drive unit, therefore, easily occur that power transmission is unreliable, the unbalanced phenomenon of power transmission.
Summary of the invention
For solving the problems of the technologies described above, the utility model provides a kind of protective device of berth lock.
The technical scheme solved the problems of the technologies described above is: a kind of protective device of berth lock, comprises drive unit and the main shaft through drive unit; The left and right sides of drive unit has output, and cover has the first friction plate respectively on the output; The outside that main shaft is positioned at left side the first friction plate is fixed with the second friction plate, and the outside cover that main shaft is positioned at right side the first friction plate has the second friction plate, and the first friction plate is adjacent to mutually with the second friction plate; The outside that main shaft is positioned at sheathed second friction plate is engaged with nut.
Said structure, because the both sides at drive unit have installed the first friction plate and the second friction plate be mutually adjacent to respectively, when transmitting power, frictional force is large, therefore, the good reliability of power transmission; In addition, the transmission of power can be allowed more balanced.Because the first friction plate is enclosed within the output of drive unit, the second friction plate being positioned at side is also be enclosed within main shaft, and sealed by nut between friction plate, therefore, it is all convenient to mount and dismount, and also brings conveniently to maintenance below.
Further, described drive unit comprises the gear be enclosed within main shaft, is respectively equipped with the output shaft be enclosed within main shaft in the left and right sides of gear, and output shaft is described output, and the excircle of output shaft is provided with more than one anti-rotation projection; The first described friction plate comprises the first friction lamellar body, and the first friction lamellar body has the first installing hole, and the first friction lamellar body is provided with the anti-rotation groove with anti-rotation male cooperation; Output shaft is inserted in the first installing hole, and anti-rotation projection is positioned at anti-rotation groove.Described anti-rotation projection and anti-rotation groove can prevent the first friction plate from rotating relative to output shaft, improve the reliability of power transmission.
Further, main shaft in axial direction has more than one otch; The second described friction plate comprises the second friction lamellar body, and the second friction lamellar body has the second installing hole, the hole wall of the second installing hole has the stopper protrusion with notches fit.Described otch and the cooperation of stopper protrusion can prevent the second friction plate from rotating relative to main shaft, improve the reliability of power transmission.
Further, described main shaft comprises that diameter reduces successively and the Step Shaft of more than two sections connected successively from left to right.
Further, described Step Shaft is three sections; Comprise the large Step Shaft, intermediate step axle and the small stair axle that connect successively; Drive unit is enclosed within middle Step Shaft; Second friction plate in left side is fixed on large Step Shaft, and the step surface of large Step Shaft and intermediate step axle is protruded in the wherein side being positioned at second friction plate in left side; The second friction plate being positioned at right side is enclosed within intermediate step axle, and described nut is engaged on one end of intermediate step axle, and is positioned at the right side of drive unit.One side ledges terrace of second friction plate in left side, like this, first friction plate and step surface have gap, can prevent from the first friction plate, the first friction plate and the second friction plate cannot being close to affect power transmission because step surface is kept out, in addition, once have gap between the first friction plate and step surface, even if having wearing and tearing between friction plate, also there is the space of adjustment, and the transmission of power can not be affected.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of berth lock.
Fig. 2 is the schematic diagram of berth lock to downwards angle of visibility.
Fig. 3 is the schematic diagram of gear and output shaft.
Fig. 4 is left side schematic diagram in Fig. 3.
Fig. 5 is A-A sectional view in Fig. 1.
Fig. 6 is B-B sectional view in Fig. 1.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
As depicted in figs. 1 and 2, berth lock comprises base 100, protective device and fork 200.
Protective device comprises drive unit, main shaft 2, first friction plate 3, second friction plate 4 and nut 5.
Described drive unit comprises motor 11 and reduction box 12.Motor 11 is fixed on base 100.Reduction box 12 is fixed on base 100.Described reduction box 12 comprises housing 121, power transmission shaft 122, worm gear 123 and gear 124; Power transmission shaft 122 is arranged in housing 121, and worm gear 123 is arranged on power transmission shaft 122, and the worm and wheel 123 of motor 11 is meshed, and worm gear is connected with driving gear, and described gear 124 is arranged in housing 121, and gear is meshed with driving gear.If motor 11 works, the worm screw of motor drives power transmission shaft 122 and driving gear to rotate by worm gear 123, and driving gear driven gear 124 rotates.
As shown in Figures 1 to 4, be respectively equipped with output shaft 13 in the left and right sides of gear 124, output shaft 13 is output, and output shaft 13 stretches out housing 121; The excircle of output shaft 13 is provided with more than one anti-rotation projection 131.
Main shaft 2 is arranged on base 100 by bearing.Described main shaft 2 comprises that diameter reduces successively and the Step Shaft of more than two sections connected successively from left to right.In the present embodiment, Step Shaft is three sections; Comprise the large Step Shaft 21, intermediate step axle 22 and the small stair axle 23 that connect successively.The large Step Shaft of main shaft 2 in axial direction have two relative otch 24.Main shaft is through housing, output shaft and gear, and gear-box 12 is enclosed within intermediate step axle 22.
As shown in Figure 6, the first described friction plate 3 comprises the first friction lamellar body 31, first friction lamellar body 31 and has the first installing hole 32, and the first friction lamellar body 31 is provided with the anti-rotation groove 33 coordinated with anti-rotation protruding 131; The both sides that output shaft is positioned at housing are fixed with the first friction plate respectively.Output shaft 13 is inserted in the first installing hole 32, and anti-rotation projection 131 is positioned at anti-rotation groove 33, can prevent the first friction plate 3 from rotating relative to output shaft 13.
As shown in Figure 5, the second described friction plate 4 comprises the second friction lamellar body 41, second friction lamellar body 41 and has the second installing hole, the hole wall of the second installing hole has the stopper protrusion with notches fit, when the second friction plate 4 is installed to after on main shaft 2, can prevent it from rotating relative to main shaft 2.Large Step Shaft 21 is fixed with the second friction plate 4 be positioned on the left of the first friction plate 3, and the step surface of large Step Shaft and intermediate step axle is protruded in the wherein side being positioned at second friction plate 4 in left side; Like this, first friction plate 3 has gap with step surface, can prevent from the first friction plate 3, first friction plate 3 and the second friction plate 4 cannot being close to affect power transmission because step surface is kept out, in addition, once have gap between the first friction plate and step surface, even if having wearing and tearing between friction plate, also there is the space of adjustment, and the transmission of power can not be affected.The outside cover that intermediate step axle 22 is positioned at the first friction plate has the second friction plate 4.
Nut 5 is locked together on intermediate step axle 22, and nut 5 under the effect of keeping out of left side second friction plate, makes first friction plate of the same side be adjacent to mutually with the second friction plate after locking.Power is adjacent to by adjustable first friction plate of nut 5 and the second friction plate.
Described fork 200 is arranged on main shaft.
When drive unit work, drive unit drives output shaft 13 to rotate, and driving shaft 13 drives the first friction plate 3 to rotate, and the first friction plate 3 drives the second friction plate 4 to rotate, and the second friction plate 4 drives main shaft 2 to rotate, and main shaft 2 drives fork 200 to swing.
Structure of the present utility model, because the both sides at drive unit have installed the first friction plate and the second friction plate be mutually adjacent to respectively, when transmitting power, frictional force is large, therefore, the good reliability of power transmission; In addition, the transmission of power can be allowed more balanced.Because the first friction plate is enclosed within the output of drive unit, the second friction plate being positioned at side is also be enclosed within main shaft, and sealed by nut between friction plate, therefore, it is all convenient to mount and dismount, and also brings conveniently to maintenance below.
Claims (5)
1. a protective device for berth lock, comprises drive unit and the main shaft through drive unit; It is characterized in that: the left and right sides of drive unit has output, cover has the first friction plate respectively on the output; The outside that main shaft is positioned at left side the first friction plate is fixed with the second friction plate, and the outside cover that main shaft is positioned at right side the first friction plate has the second friction plate, and the first friction plate is adjacent to mutually with the second friction plate; The outside that main shaft is positioned at sheathed second friction plate is engaged with nut.
2. the protective device of berth lock according to claim 1, it is characterized in that: described drive unit comprises the gear be enclosed within main shaft, the output shaft be enclosed within main shaft is respectively equipped with in the left and right sides of gear, output shaft is described output, and the excircle of output shaft is provided with more than one anti-rotation projection; The first described friction plate comprises the first friction lamellar body, and the first friction lamellar body has the first installing hole, and the first friction lamellar body is provided with the anti-rotation groove with anti-rotation male cooperation; Output shaft is inserted in the first installing hole, and anti-rotation projection is positioned at anti-rotation groove.
3. the protective device of berth lock according to claim 1, is characterized in that: main shaft in axial direction has more than one otch; The second described friction plate comprises the second friction lamellar body, and the second friction lamellar body has the second installing hole, the hole wall of the second installing hole has the stopper protrusion with notches fit.
4. the protective device of berth lock according to claim 1, is characterized in that: described main shaft comprises that diameter reduces successively and the Step Shaft of more than two sections connected successively from left to right.
5. the protective device of berth lock according to claim 4, is characterized in that: described Step Shaft is three sections; Comprise the large Step Shaft, intermediate step axle and the small stair axle that connect successively; Drive unit is enclosed within middle Step Shaft; Second friction plate in left side is fixed on large Step Shaft, and the step surface of large Step Shaft and intermediate step axle is protruded in the wherein side being positioned at second friction plate in left side; The second friction plate being positioned at right side is enclosed within intermediate step axle, and described nut is engaged on one end of intermediate step axle, and is positioned at the right side of drive unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150582.1U CN204531544U (en) | 2015-03-17 | 2015-03-17 | A kind of protective device of berth lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150582.1U CN204531544U (en) | 2015-03-17 | 2015-03-17 | A kind of protective device of berth lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204531544U true CN204531544U (en) | 2015-08-05 |
Family
ID=53745572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520150582.1U Expired - Fee Related CN204531544U (en) | 2015-03-17 | 2015-03-17 | A kind of protective device of berth lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204531544U (en) |
-
2015
- 2015-03-17 CN CN201520150582.1U patent/CN204531544U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20180317 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |