CN220223141U - Anti-falling brake mechanism of stacker - Google Patents
Anti-falling brake mechanism of stacker Download PDFInfo
- Publication number
- CN220223141U CN220223141U CN202321955846.1U CN202321955846U CN220223141U CN 220223141 U CN220223141 U CN 220223141U CN 202321955846 U CN202321955846 U CN 202321955846U CN 220223141 U CN220223141 U CN 220223141U
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- China
- Prior art keywords
- steel wire
- guide rail
- stacker
- spring
- brake mechanism
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- 239000004677 Nylon Substances 0.000 claims abstract description 16
- 229920001778 nylon Polymers 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 238000005303 weighing Methods 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses an anti-falling braking mechanism of a stacker, which comprises a fixed plate, an elevator guide rail, a braking steel wire rope, a steel wire fixing head and a nylon wheel, wherein a safety clamp and a spring limiting block are arranged on the fixed plate, a compression spring is connected between the steel wire fixing head and the spring limiting block, the braking steel wire rope bypasses the nylon wheel from bottom to top and then is connected onto the steel wire fixing head downwards, an oblique guide rail is arranged on one side of the inner side of the safety clamp, a lifting wedge block is connected onto the steel wire fixing head, the outer side surface of the lifting wedge block is in sliding connection with the oblique guide rail, and the lifting wedge block and the other side of the inner side of the safety clamp jointly clamp the elevator guide rail. The anti-falling brake mechanism of the stacker is applied to the stacker, when the falling speed of the lift car is too high, the lift car connected with the fixing plate can accelerate to fall, the opposite steel wire fixing head moves upwards, when the lifting wedge block moves upwards, the lift guide rail is clamped together with the safety tongs, so that the lift car is stopped, falling is prevented, and the safety coefficient is improved.
Description
Technical Field
The utility model relates to the technical field of stackers, in particular to an anti-falling brake mechanism of a stacker.
Background
The stacker crane (stacker for short) is a special crane which adopts a fork or a string rod as an object taking device, and performs grabbing, carrying and stacking at a warehouse, a workshop and the like or takes and places unit cargos from a high-rise lift car. When the lift car carries out heavy lifting, if accidents happen, the lift car can fall down along with the acceleration of cargoes, so that serious falling accidents are caused, and therefore, when the speed of the lift car exceeds the preset speed, the lift car is required to be stably controlled, the current falling lift car is stopped, and the safety of people and objects below the stacker is protected.
Disclosure of Invention
One object of the present utility model is to: the utility model provides a prevent weighing down brake mechanism of stacker, when the running speed of car is too fast, relies on the speed difference for it rises upwards to carry the wedge, presss from both sides tight elevator guide rail under the effect of safety tongs, thereby fixes in current position.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a stacker prevent weighing down brake mechanism, includes fixed plate, elevator guide rail, brake wire rope, steel wire fixed head and nylon wheel, be provided with safety tongs and spring stopper on the fixed plate, steel wire fixed head is located the below of safety tongs, steel wire fixed head with be connected with compression spring between the spring stopper, the nylon wheel is in the safety tongs with between the steel wire fixed head, brake wire rope from down upwards bypassing behind the nylon wheel down be connected to on the steel wire fixed head again, inboard one side of safety tongs is provided with the diagonal rail, be connected with on the steel wire fixed head and carry and draw the voussoir, carry and draw the lateral surface of voussoir with sliding connection between the diagonal rail, carry draw the voussoir with the inboard of safety tongs is held jointly in addition one side of elevator guide rail.
As a preferable technical scheme, the nylon wheel is rotatably connected to the fixing plate.
As an optimized technical scheme, a connecting rod is arranged between the steel wire fixing head and the lifting wedge block, the upper end of the connecting rod is hinged with the lifting wedge block, and the lower end of the connecting rod is hinged with the steel wire fixing head.
As an optimized technical scheme, a vertical sliding rail is fixed on the fixed plate along the vertical direction, a vertical sliding block is mounted on the steel wire fixed head, and the vertical sliding block slides on the vertical sliding rail.
As an optimized technical scheme, the inner side of the safety tongs is provided with a passive jacking rod, the upper end of the passive jacking rod is connected with a clamping block, and the clamping block and the lifting wedge block clamp the elevator guide rail.
As a preferable technical scheme, a return spring is sleeved on the passive jack-up rod, one end of the return spring is connected to the lower end of the passive jack-up rod, an L-shaped plate is mounted on the fixing plate, and the other end of the return spring is connected to the L-shaped plate.
As an optimized technical scheme, a spring shaft is arranged between the spring limiting block and the steel wire fixing head, the lower end of the spring shaft is fixed on the steel wire fixing head, the upper end of the spring shaft penetrates through the spring limiting block, and the compression spring is sleeved on the outer side of the spring shaft.
As an optimized technical scheme, a backing plate is arranged between the safety tongs and the fixing plate, bolts are arranged on the fixing plate, and the bolts sequentially penetrate through the fixing plate and the backing plate and are connected to the safety tongs in a threaded mode.
The beneficial effects of the utility model are as follows: the utility model provides a prevent weighing down brake mechanism of stacker, this prevent weighing down brake mechanism of stacker is applied to the stacker, and when the speed that the car fell off is too fast, the car that links to each other with the fixed plate can accelerate to drop, and relative steel wire fixed head upwards moves, when lifting the voussoir and upwards moving, presss from both sides tightly the elevator guide rail together with the safety tongs for the car stops, prevents to fall, improves factor of safety.
Drawings
The utility model is described in further detail below with reference to the drawings and examples.
Fig. 1 is a first schematic structural view of an anti-falling brake mechanism of a stacker according to an embodiment;
fig. 2 is a second schematic structural view of an anti-falling brake mechanism of a stacker according to an embodiment;
fig. 3 is a schematic diagram of a third structure of an anti-falling brake mechanism of a stacker according to an embodiment.
In fig. 1 to 3:
1. a fixing plate; 2. an elevator guide rail; 3. a brake wire rope; 4. a steel wire fixing head; 5. nylon wheels; 6. safety tongs; 7. a spring limiting block; 8. a compression spring; 9. a diagonal guide rail; 10. lifting the wedge block; 11. a connecting rod; 12. a vertical slide rail; 13. a vertical slider; 14. a passive jack-up lever; 15. a clamping block; 16. a return spring; 17. an L-shaped plate; 18. a spring shaft; 19. a backing plate; 20. and (5) a bolt.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, in this embodiment, an anti-falling braking mechanism of a stacker includes a fixing plate 1, an elevator guide rail 2, a braking wire rope 3, a wire fixing head 4 and a nylon wheel 5, wherein a safety gear 6 and a spring limiting block 7 are arranged on the fixing plate 1, the wire fixing head 4 is located below the safety gear 6, a compression spring 8 is connected between the wire fixing head 4 and the spring limiting block 7, the nylon wheel 5 is located between the safety gear 6 and the wire fixing head 4, the braking wire rope 3 bypasses the nylon wheel 5 from bottom to top and then is connected onto the wire fixing head 4, an oblique guide rail 9 is arranged on one side of the inner side of the safety gear 6, a lifting wedge 10 is connected onto the wire fixing head 4, a sliding connection is arranged between the outer side of the lifting wedge 10 and the oblique guide rail 9, and the elevator guide rail 2 is clamped by the lifting wedge 10 and the other side of the inner side of the safety gear 6.
The fixed plate 1 is arranged on the car, the elevator guide rail 2 at the side edge is guided to lift in the vertical direction on the stacker, when the car is unbalanced or weightless, the falling speed is accelerated, the sudden acceleration makes the fixed plate 1 fall by being pulled by the car, the steel wire fixing head 4 moves upwards relative to the fixed plate 1, the lifting wedge block 10 is driven to walk upwards, the lifting wedge block 10 approaches to the other side of the safety tongs 6 under the action of the inclined surface of the inclined guide rail 9, the lifting wedge block 10 clamps the current elevator guide rail 2 together with the other side of the safety tongs 6, at the moment, the fixed plate 1 and the car can stop, and can not fall down any more, and the brake steel wire rope 3 can be in a tightening state.
The nylon wheel 5 is rotatably connected to the fixing plate 1, and when the brake steel wire rope 3 is subjected to downward tension under the guidance of the nylon wheel 5, the brake steel wire rope is turned into upward tension to lift the steel wire fixing head 4 upwards.
A connecting rod 11 is arranged between the steel wire fixing head 4 and the lifting wedge block 10, the upper end of the connecting rod 11 is hinged with the lifting wedge block 10, the lower end of the connecting rod 11 is hinged with the steel wire fixing head 4, the movable capacity of the whole structure of the connecting rod 11 is improved, and when the steel wire fixing head 4 moves upwards, the connecting rod 11 moves the lifting wedge block 10 upwards in an inclined mode under the hinged structure, and the elevator guide rail 2 can be clamped.
The vertical sliding rail 12 is fixed on the fixed plate 1 along the vertical direction, the vertical sliding block 13 is installed on the steel wire fixed head 4, the vertical sliding block 13 slides on the vertical sliding rail 12, when the steel wire fixed head 4 moves in the vertical direction, the vertical sliding block 13 and the vertical sliding rail 12 are used as guiding and friction reducing, and the service life of the brake mechanism is prolonged.
The inboard of safety tongs 6 is provided with passive jack-up pole 14, the upper end of passive jack-up pole 14 is connected with clamping piece 15, clamping piece 15 and lifting wedge 10 centre gripping elevator guide rail 2, the cover has return spring 16 on the passive jack-up pole 14, the one end of return spring 16 is connected to the lower extreme of passive jack-up pole 14, install L template 17 on the fixed plate 1, the other end of return spring 16 is connected to on the L template 17, to the other side of safety tongs 6, elevator guide rail 2 is pressed by lifting wedge 10 another side, under the effect of return spring 16, the upward jack-up clamping piece 15 of passive jack-up pole 14 can make with lifting wedge 10 clamp elevator guide rail 2 jointly.
A spring shaft 18 is arranged between the spring limiting block 7 and the steel wire fixing head 4, the lower end of the spring shaft 18 is fixed on the steel wire fixing head 4, the upper end of the spring shaft 18 penetrates through the spring limiting block 7, the compression spring 8 is sleeved on the outer side of the spring shaft 18, the movable position of the compression spring 8 is further limited by the existence of the spring shaft 18, the control can be carried out in the vertical direction, and when the compression spring 8 contracts, the spring shaft 18 penetrates through the upper side of the spring limiting block 7.
Be provided with backing plate 19 between safety tongs 6 and fixed plate 1, be provided with bolt 20 on the fixed plate 1, threaded connection is on safety tongs 6 after bolt 20 passes fixed plate 1 and backing plate 19 in proper order, when installing safety tongs 6, has increased backing plate 19 for safety tongs 6 when pressing from both sides tight elevator guide rail 2 with force, backing plate 19 can reduce the rigid collision of fixed plate 1, prevents to influence the quality of car itself.
It should be noted that the above embodiments are merely preferred embodiments of the present utility model and the applied technical principles, and any changes or substitutions easily conceivable to those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.
Claims (8)
1. The utility model provides a prevent weighing down brake mechanism of stacker, its characterized in that, includes fixed plate, elevator guide rail, brake wire rope, steel wire fixed head and nylon wheel, be provided with safety tongs and spring stopper on the fixed plate, steel wire fixed head is located the below of safety tongs, steel wire fixed head with be connected with compression spring between the spring stopper, the nylon wheel is in the safety tongs with between the steel wire fixed head, brake wire rope from down upwards bypasses behind the nylon wheel down be connected to on the steel wire fixed head again, the inboard of safety tongs is provided with the slant guide rail on one side, be connected with on the steel wire fixed head and carry and draw the voussoir, carry and draw the lateral surface of voussoir with sliding connection between the slant guide rail, carry draw the voussoir with the inboard of safety tongs holds jointly on one side in addition the elevator guide rail.
2. The fall arrest brake mechanism for a stacker as in claim 1 wherein said nylon wheel is rotatably attached to said fixed plate.
3. The anti-falling brake mechanism of a stacker according to claim 1, wherein a connecting rod is arranged between the steel wire fixing head and the lifting wedge block, the upper end of the connecting rod is hinged with the lifting wedge block, and the lower end of the connecting rod is hinged with the steel wire fixing head.
4. The anti-falling brake mechanism of a stacker according to claim 1, wherein a vertical slide rail is fixed on the fixing plate along a vertical direction, a vertical slide block is mounted on the steel wire fixing head, and the vertical slide block slides on the vertical slide rail.
5. The anti-falling brake mechanism of a stacker according to claim 1, wherein a passive jack-up rod is arranged on the inner side of the safety tongs, the upper end of the passive jack-up rod is connected with a clamping block, and the clamping block and the lifting wedge block clamp the elevator guide rail.
6. The anti-falling brake mechanism of a stacker of claim 5 wherein said passive jack-up lever is sleeved with a return spring, one end of said return spring is connected to the lower end of said passive jack-up lever, an L-shaped plate is mounted on said fixed plate, and the other end of said return spring is connected to said L-shaped plate.
7. The anti-falling brake mechanism of a stacker according to claim 1, wherein a spring shaft is arranged between the spring limiting block and the steel wire fixing head, the lower end of the spring shaft is fixed on the steel wire fixing head, the upper end of the spring shaft penetrates through the spring limiting block, and the compression spring is sleeved on the outer side of the spring shaft.
8. The anti-falling brake mechanism of a stacker according to claim 1, wherein a backing plate is arranged between the safety tongs and the fixing plate, bolts are arranged on the fixing plate, and the bolts sequentially penetrate through the fixing plate and the backing plate and are connected to the safety tongs through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955846.1U CN220223141U (en) | 2023-07-21 | 2023-07-21 | Anti-falling brake mechanism of stacker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955846.1U CN220223141U (en) | 2023-07-21 | 2023-07-21 | Anti-falling brake mechanism of stacker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220223141U true CN220223141U (en) | 2023-12-22 |
Family
ID=89181869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321955846.1U Active CN220223141U (en) | 2023-07-21 | 2023-07-21 | Anti-falling brake mechanism of stacker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220223141U (en) |
-
2023
- 2023-07-21 CN CN202321955846.1U patent/CN220223141U/en active Active
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