CN214989905U - Electric hoist rope guider stop device - Google Patents
Electric hoist rope guider stop device Download PDFInfo
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- CN214989905U CN214989905U CN202121200915.9U CN202121200915U CN214989905U CN 214989905 U CN214989905 U CN 214989905U CN 202121200915 U CN202121200915 U CN 202121200915U CN 214989905 U CN214989905 U CN 214989905U
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- rope
- limiting
- electric hoist
- rope guide
- rotating arm
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Abstract
The utility model provides an electric block conductor stop device, it has solved the comparatively serious scheduling problem of wire rope wearing and tearing, it is including setting up the rope guide in the electric block below, be provided with horizontal actuating mechanism between rope guide top and the electric block, rope guide below is connected with electric block through horizontal stop gear, the rope guide is the arc and relative with electric block's reel, it has the wire rope groove that supplies wire rope to pass to open on the rope guide, the electric block below is provided with the play rope mouth relative with the reel, it is connected with reel central axis pivoted reel guard shield relatively to go out rope mouth below through slide adjusting mechanism. The utility model has the advantages of less abrasion of the steel wire rope, stable structure and the like.
Description
Technical Field
The utility model belongs to the technical field of the lifting hook equipment, concretely relates to electric block conductor rope ware stop device.
Background
The electric hoist is generally installed on a single-beam crane and consists of a motor, a reduction gearbox, a brake device, a winding drum, a steel wire rope, a lifting hook, a control handle and a rope guide. The rope guider is used for guiding and positioning in the hoisting process of the steel wire rope, so that the steel wire rope is wound according to the thread groove on the winding drum, and the groove jumping and overlapping winding are prevented. The rope guide consists of a rope guide plate with a long hole, a connecting steel belt and a connecting bolt, and is installed on a steel wire rope reel of the electric hoist, a steel wire rope at the end of the reel penetrates through the long hole of the rope guide plate, and the upper part and the lower part of the rope guide plate are respectively provided with a positioning hem baffle plate for limiting and fixing the upper part and the lower part. The rope guider moves left and right along with the winding and unwinding of the steel wire rope. The existing electric hoist has the following technical problems: 1. the lower edge folding baffle is contacted with the winding drum shield, the shield is worn by the lower edge folding baffle, and the baffle is easy to break by abrasion; 2. after the lower baffle is broken, the rope guide plate moves and shifts to enter the lower part of the winding drum and is clamped between the winding drum and the protective cover; 3. the protective cover is worn for a long time, the edge part is sharp, the rope guide is not durable, and the failure rate is high.
In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a limit anti-collision device [201922433014.3] of an electric hoist, which comprises a horizontal sports car and an electric hoist body, wherein the limit anti-collision device comprises a limit plate and a buffer mechanism; the limiting plate is a rectangular plate with a U-shaped clamping groove in the upper surface, the limiting plate is detachably connected with the I-shaped steel beam through the U-shaped clamping groove, and a first non-contact limiting switch is arranged on one side, opposite to the electric hoist body, of the limiting plate; the buffer mechanism consists of a buffer baffle and a buffer strut, the buffer strut comprises a sleeve and a guide rod which are mutually sleeved, the upper end of the sleeve is fixed on the electric hoist body, the upper end of the guide rod is inserted into the sleeve, and the lower end of the guide rod is connected with two sides of the buffer baffle; a buffer part is arranged between the guide rod and the sleeve; a second non-contact limit switch is arranged on the lower side of the buffer baffle; the lower side of the electric hoist body is provided with a steel rope braking device.
The problem that the electric block is easy to damage due to impact is solved to a certain extent by the scheme, but the scheme still has a plurality of defects, such as serious abrasion of the rope guide and the steel wire rope.
Disclosure of Invention
The utility model aims at the above-mentioned problem, provide a reasonable in design, the less electric block conductor rope ware stop device that wears and teares.
In order to achieve the above purpose, the utility model adopts the following technical proposal: this electric block conductor stop device, including setting up the rope guide in electric block below, be provided with horizontal actuating mechanism between rope guide top and the electric block, rope guide below is connected with electric block through horizontal stop gear, rope guide is the arc and is relative with electric block's reel, it has the rope guide groove that supplies wire rope to pass to open on the rope guide, the electric block below is provided with the play rope mouth relative with the reel, it is connected with reel central axis pivoted reel guard shield relatively to go out rope mouth below through slide adjusting mechanism. The movement of the rope guide plate is limited by the transverse limiting mechanism, and the contact between the steel wire rope and the rope outlet and the rope guide groove is reduced by matching with the winding drum shield with the adjustable position, so that the movement abrasion of the steel wire rope is effectively reduced.
In foretell electric block conductor rope ware stop device, horizontal actuating mechanism is connected with the drive lead screw including installing the lead screw motor in electric block one side at the lead screw motor output, and the drive lead screw transversely sets up in the outside of going out rope mouth top, and the rotation of wire rope guide plate upper end is connected with the drive nut with drive lead screw threaded connection. The transverse driving mechanism realizes transverse movement of the rope guide plate, guides the steel wire rope to be orderly wound with the winding drum, and avoids groove jumping or overlapping of the steel wire rope.
In foretell electric block conductor rope ware stop device, horizontal stop gear includes the spacing slide bar of transversely setting in play rope mouth below, and spacing slide bar both ends are connected with electric block through rocking arm subassembly, and the rope guide plate lower extreme is provided with the spacing section of thick bamboo that supplies spacing slide bar to pass. The transverse limiting mechanism limits the transverse motion track of the rope guide plate and keeps the rope guide plate balanced up and down.
In foretell electric block conductor rope ware stop device, rocking arm subassembly is including fixing the rocking arm strip in the electric block both sides, and it has the rocking arm groove and the relative play rope mouth slope of rocking arm strip to set up downwards to open on the rocking arm strip, and spacing slide bar end department rotates and is connected with the rotor arm, and the rotor arm other end is fixed with the regulation head of pegging graft in the rocking arm inslot, and regulation head end department threaded connection has the adjusting nut who compresses tightly with the laminating of rocking arm strip opposite side. The tumbler subassembly realizes that the rope guide plate rotates the regulation, adapts to the wire rope of different lifting hooks of hoist and mount.
In foretell electric block conductor rope ware stop device, the reel rotates and installs the intracavity that holds at electric block, and the reel both ends are provided with spacing dish respectively. The limiting disc prevents the steel wire rope from contacting the inner wall of the electric block.
In the limiting device of the rope guider of the electric hoist, the two ends of the limiting slide rod are respectively fixed with the limiting blocks, and the limiting blocks are arranged between the limiting discs. The limiting block limits the moving range of the rope guide plate, and the excessive deviation of the steel wire rope is avoided.
In foretell electric block conductor rope ware stop device, slip adjustment mechanism is fixed with the regulating block of pegging graft in the regulating groove including setting up the regulating groove in play rope mouth both sides at reel guard shield both ends, and the inboard laminating in the electric block outside of reel guard shield. The sliding adjusting mechanism realizes the deviation of the drum shield, and avoids the movement abrasion caused by the contact of the steel wire rope and the edge opening of the drum shield.
In foretell electric block conductor rope ware stop device, the conductor rope board is stainless steel material, and outside edge department does the fillet and handles and the cladding has the wearing layer in the conductor rope inslot, and the conductor rope inslot outside is provided with the reinforcing ring. The edge opening of the rope guide groove is subjected to wear-resistant treatment, and the structural strength of the rope guide plate is improved by matching with the reinforcing ring.
In the above-mentioned electric block rope guide limiting device, the inside of the rim of the rope outlet is provided with the reinforcing strip which surrounds along the circumferential direction. The reinforcing strip locally reinforces the rope outlet.
In the limiting device of the rope guide of the electric hoist, the two sides of the transverse limiting mechanism are provided with the contact sensors, and the contact sensors are connected with the transverse driving mechanism. The contact sensor feeds back the motion position of the rope guide plate in time to avoid collision when the rope guide plate moves.
Compared with the prior art, the utility model has the advantages of: the transverse limiting mechanism and the sliding adjusting mechanism limit the contact of the steel wire rope with the rope guide groove and the rope outlet, so that the motion abrasion of the steel wire rope is effectively reduced, and the service life of the electric hoist is prolonged; the position of the winding drum shield can be adjusted, so that the size of the opening of the rope outlet is adjusted, and the internal winding drum and the steel wire rope are protected; the rope guide plate guides the steel wire rope to move, and the steel wire rope is prevented from being offset and dislocated relative to the winding drum.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a structural sectional view from another perspective of the present invention;
in the figure, an electric hoist 1, a rope outlet 11, a reinforcing bar 12, an accommodating cavity 13, a rope guide plate 2, a rope guide groove 21, a reinforcing ring 22, a transverse driving mechanism 3, a screw motor 31, a driving screw 32, a driving nut 33, a transverse limiting mechanism 4, a limiting slide rod 41, a limiting cylinder 42, a limiting block 43, a winding drum 5, a limiting disc 51, a sliding adjusting mechanism 6, an adjusting groove 61, an adjusting block 62, a winding drum shield 7, a rotating arm assembly 8, a rotating arm bar 81, a rotating arm groove 82, a rotating arm 83 and an adjusting nut 84.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the limiting device of the rope guider of the electric hoist comprises a rope guide plate 2 arranged below an electric hoist 1, a transverse driving mechanism 3 is arranged between the upper part of the rope guide plate 2 and the electric hoist 1, the lower part of the rope guide plate 2 is connected with the electric hoist 1 through a transverse limiting mechanism 4, the rope guide plate 2 is arc-shaped and is opposite to a winding drum 5 of the electric hoist 1, a rope guide groove 21 for a steel wire rope to pass is formed in the rope guide plate 2, a rope outlet 11 opposite to the winding drum 5 is arranged below the electric hoist 1, and a winding drum shield 7 which can rotate relative to the central axis of the winding drum 5 is connected below the rope outlet 11 through a sliding adjusting mechanism 6. The reel 5 rotates to achieve winding and unwinding of the steel wire rope, the steel wire rope penetrates through the rope guide groove 21 of the rope guide plate 2, the rope guide plate 2 transversely deflects to guide the steel wire rope to wind and unwind under the action of the transverse driving mechanism 3 and the transverse limiting mechanism 4, the reel shield 7 below adjusts the size of the opening of the rope outlet 11 through the sliding adjusting mechanism 6, and contact abrasion between the steel wire rope and the rope outlet 11 is avoided.
Specifically, the transverse driving mechanism 3 includes a screw motor 31 installed on one side of the electric hoist 1, the output end of the screw motor 31 is connected with a driving screw 32, the driving screw 32 is transversely arranged on the outer side above the rope outlet 11, and the upper end of the rope guide plate 2 is rotatably connected with a driving nut 33 in threaded connection with the driving screw 32. The lead screw motor 31 drives the driving lead screw 32 to rotate, and the driving nut 33 on the rope guide plate 2 moves axially along the driving lead screw 32, so as to drive the rope guide plate 2 to shift along the transverse direction.
Deeply, the transverse limiting mechanism 4 comprises a limiting slide rod 41 transversely arranged below the rope outlet 11, two ends of the limiting slide rod 41 are connected with the electric hoist 1 through a rotating arm assembly 8, and a limiting cylinder 42 for the limiting slide rod 41 to pass through is arranged at the lower end of the rope guide plate 2. The limiting cylinder 42 slides relative to the limiting slide rod 41, the limiting slide rod 41 keeps parallel to the driving screw 32, and the rope guide plate 2 is guaranteed to move stably.
Further, the rotating arm assembly 8 comprises rotating arm strips 81 fixed on two sides of the electric hoist 1, a rotating arm groove 82 is formed in each rotating arm strip 81, each rotating arm strip 81 is obliquely and downwards arranged relative to the rope outlet 11, a rotating arm 83 is rotatably connected to the end of the limiting slide rod 41, an adjusting head inserted in the rotating arm groove 82 is fixed to the other end of each rotating arm 83, and an adjusting nut 84 which is attached and pressed to the other side of each rotating arm strip 81 is in threaded connection with the end of each adjusting head. The adjusting head of the rotating arm 83 slides in the rotating arm groove 82, so that the lower end of the rope guide plate 2 and the limiting slide rod 41 are lifted or lowered, and the lower end of the rope guide groove 21 is ensured not to be in contact with the steel wire rope.
Furthermore, the winding drum 5 is rotatably installed in the accommodating cavity 13 of the electric hoist 1, and two ends of the winding drum 5 are respectively provided with a limiting disc 51. Spacing dish 51 is relative with the inside both sides in holding chamber 12, and the wire rope coils between spacing dish 51, avoids the wire rope card to be gone into between the clearance of reel 5 and electric block 1 inner wall.
In addition, two ends of the limiting slide rod 41 are respectively fixed with a limiting block 43, and the limiting blocks 43 are arranged between the limiting discs 51. The limiting block 43 limits the transverse movement range of the limiting cylinder 42 and the rope guide plate 2, so that the steel wire rope keeps a certain distance from the side openings at two sides of the rope outlet 11.
Meanwhile, the sliding adjusting mechanism 6 comprises adjusting grooves 61 arranged on two sides of the rope outlet 11, adjusting blocks 62 inserted in the adjusting grooves 61 are fixed at two ends of the reel shield 7, and the inner side of the reel shield 7 is attached to the outer side of the electric hoist 1. The adjusting groove 61 is used for inserting an adjusting block 62 of the reel shield 7, so that the reel shield 7 moves up and down along two sides of the rope outlet 11.
Visibly, the rope guide plate 2 is made of stainless steel, the inner edge and the outer edge of the rope guide groove 21 are rounded and coated with a wear-resistant layer, and the reinforcing ring 22 is arranged on the outer side of the rope guide groove 21. The reinforcing ring 22 improves the structural strength of the rope guide 2 and ensures the structural stability of the inner and outer arc surfaces thereof.
It is clear that the inside of the rim of the rope outlet 11 is provided with a circumferentially encircling reinforcing strip 12. The reinforcing strip 12 locally reinforces the edge of the rope outlet 11 without affecting the sliding adjustment of the outside spool shroud 7.
Preferably, contact sensors are arranged on two sides of the transverse limiting mechanism 4 and connected with the transverse driving mechanism 3. The contact sensor sends a signal to the lead screw motor 31 when the rope guide plate 2 moves to a corresponding position, so that the rope guide plate 2 stops in time.
In summary, the principle of the present embodiment is: the winding drum 5 rotates relative to the electric hoist 1 to achieve winding and unwinding of the steel wire rope, the rope guide plate 2 is driven by the transverse driving mechanism 3 and limited by the transverse limiting mechanism 4 to transversely move along the rope outlet 11 of the electric hoist 1, the steel wire rope penetrates through the rope outlet 11 and the rope guide groove 21 of the rope guide plate 2, and when the steel wire rope is wound and unwound, the rope guide plate 2 guides the steel wire rope to be stably wound, so that the steel wire rope is prevented from jumping and dislocating relative to the winding drum 5.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms such as the electric hoist 1, the rope outlet 11, the reinforcing bar 12, the accommodating cavity 13, the rope guide plate 2, the rope guide groove 21, the reinforcing ring 22, the transverse driving mechanism 3, the lead screw motor 31, the driving lead screw 32, the driving nut 33, the transverse limiting mechanism 4, the limiting slide rod 41, the limiting cylinder 42, the limiting block 43, the winding cylinder 5, the limiting disc 51, the slide adjusting mechanism 6, the adjusting groove 61, the adjusting block 62, the winding cylinder cover 7, the rotating arm assembly 8, the rotating arm bar 81, the rotating arm groove 82, the rotating arm 83, the adjusting nut 84 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides an electric block conductor rope ware stop device, is including setting up conductor rope board (2) in electric block (1) below, its characterized in that, conductor rope board (2) top and electric block (1) between be provided with horizontal actuating mechanism (3), conductor rope board (2) below be connected with electric block (1) through horizontal stop gear (4), conductor rope board (2) be the arc and relative with reel (5) of electric block (1), conductor rope board (2) on open and to have conductor rope groove (21) that supply wire rope to pass, electric block (1) below be provided with play rope mouth (11) relative with reel (5), play rope mouth (11) below be connected with reel shield (7) of reel (5) central axis pivoted relatively through slide adjusting mechanism (6).
2. The electric hoist rope guide limiting device according to claim 1, wherein the transverse driving mechanism (3) comprises a lead screw motor (31) installed on one side of the electric hoist (1), the output end of the lead screw motor (31) is connected with a driving lead screw (32), the driving lead screw (32) is transversely arranged on the outer side above the rope outlet (11), and the upper end of the rope guide plate (2) is rotatably connected with a driving nut (33) in threaded connection with the driving lead screw (32).
3. The electric hoist rope guide limiting device according to claim 1, characterized in that the transverse limiting mechanism (4) comprises a limiting slide rod (41) transversely arranged below the rope outlet (11), two ends of the limiting slide rod (41) are connected with the electric hoist (1) through a rotating arm assembly (8), and a limiting cylinder (42) for the limiting slide rod (41) to pass through is arranged at the lower end of the rope guide plate (2).
4. The electric hoist rope guider limiting device according to claim 3, wherein the rotating arm assembly (8) comprises rotating arm strips (81) fixed on two sides of the electric hoist (1), a rotating arm groove (82) is formed in each rotating arm strip (81), each rotating arm strip (81) is obliquely and downwards arranged relative to the rope outlet (11), a rotating arm (83) is rotatably connected to the end of each limiting sliding rod (41), an adjusting head inserted in each rotating arm groove (82) is fixed to the other end of each rotating arm (83), and an adjusting nut (84) which is attached to and pressed against the other side of each rotating arm strip (81) is in threaded connection with the end of each adjusting head.
5. The electric hoist rope guide limiting device according to claim 3, characterized in that the winding drum (5) is rotatably installed in the accommodating cavity (13) of the electric hoist (1), and limiting discs (51) are respectively arranged at two ends of the winding drum (5).
6. The electric hoist rope guide limiting device according to claim 5, characterized in that limiting blocks (43) are respectively fixed at two ends of the limiting slide rod (41), and the limiting blocks (43) are arranged between the limiting discs (51).
7. The electric hoist rope guide limiting device according to claim 1, wherein the sliding adjusting mechanism (6) comprises adjusting grooves (61) arranged at two sides of the rope outlet (11), adjusting blocks (62) inserted in the adjusting grooves (61) are fixed at two ends of the reel shield (7), and the inner side of the reel shield (7) is attached to the outer side of the electric hoist (1).
8. The electric hoist rope guide limiting device according to claim 1, wherein the rope guide plate (2) is made of stainless steel, the inner and outer edge of the rope guide groove (21) is rounded and coated with a wear-resistant layer, and a reinforcing ring (22) is arranged on the outer side of the rope guide groove (21).
9. The electric hoist rope guide limiting device according to claim 1, characterized in that a circumferentially surrounding reinforcing strip (12) is arranged inside the rim of the rope outlet (11).
10. The electric hoist rope guide limiting device according to claim 1, characterized in that contact sensors are arranged on two sides of the transverse limiting mechanism (4) and connected with the transverse driving mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121200915.9U CN214989905U (en) | 2021-05-31 | 2021-05-31 | Electric hoist rope guider stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121200915.9U CN214989905U (en) | 2021-05-31 | 2021-05-31 | Electric hoist rope guider stop device |
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| Publication Number | Publication Date |
|---|---|
| CN214989905U true CN214989905U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121200915.9U Active CN214989905U (en) | 2021-05-31 | 2021-05-31 | Electric hoist rope guider stop device |
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| CN (1) | CN214989905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118387756A (en) * | 2024-06-26 | 2024-07-26 | 江泰建设(河南)有限公司 | Movable cantilever crane |
-
2021
- 2021-05-31 CN CN202121200915.9U patent/CN214989905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118387756A (en) * | 2024-06-26 | 2024-07-26 | 江泰建设(河南)有限公司 | Movable cantilever crane |
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