CN217418013U - Limiting device for limiting winding number of turns of steel wire rope of electric hoist - Google Patents
Limiting device for limiting winding number of turns of steel wire rope of electric hoist Download PDFInfo
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- CN217418013U CN217418013U CN202220221001.9U CN202220221001U CN217418013U CN 217418013 U CN217418013 U CN 217418013U CN 202220221001 U CN202220221001 U CN 202220221001U CN 217418013 U CN217418013 U CN 217418013U
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- rack
- wire rope
- limiting
- sliding
- steel wire
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Abstract
The utility model relates to a hoist electric block field specifically discloses a inject stop device of electric block wire rope number of turns of convoluteing, including the connecting rod, sliding assembly, rack one, rack two, the gear train, the cam, stroke limit switch and mounting bracket, the connecting rod is used for with the spacing fixed connection of wire rope, sliding assembly fixed connection is on the connecting rod, rack one, rack two is fixed connection respectively on sliding assembly's both ends, the gear train rotates to be connected on the mounting bracket, and rack one and rack two can drive the gear train and rotate, cam fixed connection is in the pivot of the output of gear train, stroke limit switch's trigger end is connected with the cam, stroke limit switch's pedestal fixed connection is on the mounting bracket, the mounting bracket is used for the casing fixed connection with the electric sports car of hoist. The device can accurately limit the number of winding turns of the steel wire rope of the electric hoist, has small damage to the control switch, and further improves the safety of equipment operation.
Description
Technical Field
The utility model relates to a hoist electric block field specifically is a limiting device who inject electric block wire rope and convolute the number of turns.
Background
The coiling dish of electric block drives the lifting hook of hoist through coiling wire rope and rises, and the height that the lifting hook rose is controlled through the rotation of control electric block to the in-process that rises, and electric block is at the rotation in-process, and the wire rope spacing frame that drives it through the wire rope of coiling department slides and touches disconnected fire stroke limit switch, stops through disconnected fire stroke limit switch control electric block.
In the long-term operation process of the existing limiting device, a steel wire rope limiting frame frequently impacts two impact arms on a fire-breaking travel limiting switch, the damage to the fire-breaking travel limiting switch is large, the damage to the steel wire rope limiting frame is also large, impact force can be transmitted to a steel wire rope limiting position on the steel wire rope limiting frame in the same way, the instability of the steel wire rope is caused, the performance of the wall-impacting part and the performance of the fire-breaking travel limiting switch need to be frequently changed or checked, if the operation of the steel wire rope limiting frame is blocked in moving, serious potential safety hazards can be caused, the positions of the impact arms move after frequent impact, and the number of turns of the steel wire rope wound on the electric hoist can be changed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a inject stop device of electric block wire rope number of winding, can the accurate electric block wire rope number of winding of injecing, and little to control switch's damage, further improve the security of equipment operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a inject stop device of electric block wire rope number of turns of convoluteing, includes connecting rod, slip subassembly, rack one, rack two, gear train, cam, travel limit switch and mounting bracket, the connecting rod be used for with wire rope spacing fixed connection, slip subassembly fixed connection is on the connecting rod, rack one, rack two respectively fixed connection on the both ends of slip subassembly, the gear train rotates to be connected on the mounting bracket, and rack one and rack two can drive the gear train and rotate, cam fixed connection is in the pivot of the output of gear train, travel limit switch's trigger end is connected with the cam, travel limit switch's pedestal fixed connection is on the mounting bracket, the mounting bracket is used for the casing fixed connection with the electric sports car of hoist.
As a further aspect of the present invention: the connecting rod can be dismantled and connect on sliding component, and is located the position adjustable on the sliding component.
As a further aspect of the present invention: the sliding assembly comprises a sliding rod and a sliding seat, wherein the sliding seat is fixedly provided with the upper side and the lower side of the sliding rod and is in sliding connection with the sliding rod.
As a further aspect of the present invention: the first rack and the second rack are detachably connected to the sliding rod.
As a further aspect of the present invention: the shape of slide bar is the rectangle, the middle part of slide is provided with dodges the groove, rack one and rack two accessible dodge the groove.
As a further aspect of the present invention: the left side and the right side of the sliding rod are both provided with elastic limiting blocks.
As the utility model discloses further scheme again: the number of the travel limit switches is two, and the triggering ends are all in contact with the cam.
As a further aspect of the present invention: the connecting rod is L-shaped.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, when wire rope spacing was followed wire rope to electric mobile, finally driven the stroke limit switch action through driving connecting rod, slip subassembly, rack one or rack two, gear train, cam to control electric block coiling dish action, just so need not the striking, reduced the striking harm, played the effect of the number of turns of accurate control electric block wire rope coiling.
2. The utility model discloses in, contact through cam and travel limit switch's gyro wheel trigger end can reduce the harm to travel limit switch, improves the control accuracy.
Drawings
Fig. 1 is a schematic view of a limiting device for limiting the number of winding turns of a steel wire rope of an electric hoist according to the present invention;
fig. 2 is a schematic connection diagram of a first rack of the present invention;
fig. 3 is an enlarged schematic view of a point a in fig. 1.
In the figure: 00. a steel wire rope limiting frame; 1. a connecting rod; 2. a sliding assembly; 21. a slide bar; 22. a slide base; 221. an avoidance groove; 3. a first rack; 4. a second rack; 5. a gear set; 6. a cam; 7. a travel limit switch; 8. a mounting frame; 9. an elastic limiting block.
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 to 3, in an embodiment of the present invention, a limiting device for limiting the number of winding turns of a steel wire rope of an electric hoist includes a connecting rod 1, a sliding assembly 2, a first rack 3, a second rack 4, a gear set 5, a cam 6, a travel limit switch 7 and a mounting bracket 8, wherein the connecting rod 1 is used for being fixedly connected with a steel wire rope limiting bracket 00, the sliding assembly 2 is fixedly connected to the connecting rod 1, the first rack 3 and the second rack 4 are respectively fixedly connected to two ends of the sliding assembly 2, the gear set 5 is rotatably connected to the mounting bracket 8, and rack one 3 and rack two 4 can drive gear train 5 to rotate, and cam 6 fixed connection is in the pivot of the output of gear train 5, and the trigger end of travel limit switch 7 is connected with cam 6, and travel limit switch 7's pedestal fixed connection is on mounting bracket 8, and mounting bracket 8 is used for the casing fixed connection with the electronic sports car of hoist.
The connecting rod 1 is detachably connected to the sliding component 2, and the position of the connecting rod on the sliding component 2 is adjustable.
The sliding assembly 2 comprises a sliding rod 21 and a sliding seat 22, wherein the sliding seat 22 is fixedly arranged on the upper side and the lower side of the sliding rod 21 and is connected with the sliding rod 21 in a sliding manner.
The first rack 3 and the second rack 4 are detachably connected to the sliding rod 21.
The slide bar 21 is rectangular, the middle part of the slide seat 22 is provided with an avoiding groove 221, and the first rack 3 and the second rack 4 can pass through the avoiding groove 221.
The left side and the right side of the sliding rod 21 are both provided with an elastic limiting block 9.
The number of the travel limit switches 7 is two, and the triggering ends are all in contact with the cam 6.
The shape of the connecting rod 1 is L-shaped.
During the use, with connecting rod 1, mounting bracket 8, slide 22, the corresponding position on electric block is all connected to elasticity stopper 9, rack one 3 has been debugged, rack two 4 is located the position at slide bar 21 both ends, be located upper limit point and lower limit point promptly, can drive connecting rod 1 when wire rope spacing frame 00 is along with wire rope to electric movement and remove, connecting rod 1 is through slip subassembly 2, rack one 3 or rack two 4, gear train 5, the final stroke limit switch 7 action that drives of cam 6, stroke limit switch 7 is with the controller of signal transmission for the action of control electric block coiling dish, the motor braking stall of connecting on the controller control coiling dish for electric block wire rope coiling number of turns is in certain safety range.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a inject stop device of electric block wire rope winding number of turns which characterized in that: comprises a connecting rod (1), a sliding component (2), a first rack (3), a second rack (4), a gear set (5), a cam (6), a travel limit switch (7) and a mounting rack (8), wherein the connecting rod (1) is used for being fixedly connected with a wire rope limiting frame (00), the sliding component (2) is fixedly connected on the connecting rod (1), the first rack (3) and the second rack (4) are respectively and fixedly connected on two ends of the sliding component (2), the gear set (5) is rotatably connected on the mounting rack (8), the first rack (3) and the second rack (4) can drive the gear set (5) to rotate, the cam (6) is fixedly connected on a rotating shaft of an output end of the gear set (5), a triggering end of the travel limit switch (7) is connected with the cam (6), and a base body of the travel limit switch (7) is fixedly connected on the mounting rack (8), the mounting rack (8) is used for being fixedly connected with a sports car shell of the electric hoist.
2. The limiting device for limiting the winding turns of the steel wire rope of the electric hoist according to claim 1, characterized in that: the connecting rod (1) is detachably connected to the sliding assembly (2), and the position of the connecting rod on the sliding assembly (2) is adjustable.
3. The limiting device for limiting the winding turns of the steel wire rope of the electric hoist according to claim 1 or 2, wherein: the sliding assembly (2) comprises a sliding rod (21) and a sliding seat (22), wherein the sliding seat (22) is fixedly provided with the upper side and the lower side of the sliding rod (21) and is connected with the sliding rod (21) in a sliding manner.
4. The limiting device for limiting the winding turns of the steel wire rope of the electric hoist according to claim 3, characterized in that: the first rack (3) and the second rack (4) are detachably connected to the sliding rod (21).
5. The limiting device for limiting the winding turns of the steel wire rope of the electric hoist according to claim 4, wherein: the shape of slide bar (21) is the rectangle, the middle part of slide (22) is provided with dodges groove (221), rack one (3) and rack two (4) accessible dodge groove (221).
6. The limiting device for limiting the winding turns of the steel wire rope of the electric hoist according to claim 3, characterized in that: the left side and the right side of the sliding rod (21) are provided with elastic limiting blocks (9).
7. The limiting device for limiting the winding turns of the steel wire rope of the electric hoist according to claim 1, characterized in that: the number of the travel limit switches (7) is two, and the triggering ends are all in contact with the cam (6).
8. The limiting device for limiting the winding number of the steel wire rope of the electric hoist according to claim 1, characterized in that: the connecting rod (1) is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220221001.9U CN217418013U (en) | 2022-01-25 | 2022-01-25 | Limiting device for limiting winding number of turns of steel wire rope of electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220221001.9U CN217418013U (en) | 2022-01-25 | 2022-01-25 | Limiting device for limiting winding number of turns of steel wire rope of electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217418013U true CN217418013U (en) | 2022-09-13 |
Family
ID=83176106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220221001.9U Active CN217418013U (en) | 2022-01-25 | 2022-01-25 | Limiting device for limiting winding number of turns of steel wire rope of electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217418013U (en) |
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2022
- 2022-01-25 CN CN202220221001.9U patent/CN217418013U/en active Active
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