CN212315224U - Pay-off limiting protection device of cable drum - Google Patents
Pay-off limiting protection device of cable drum Download PDFInfo
- Publication number
- CN212315224U CN212315224U CN202021057080.1U CN202021057080U CN212315224U CN 212315224 U CN212315224 U CN 212315224U CN 202021057080 U CN202021057080 U CN 202021057080U CN 212315224 U CN212315224 U CN 212315224U
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- guide wheel
- pivot
- mounting panel
- leading wheel
- cable
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- 239000004020 conductor Substances 0.000 claims abstract description 21
- 238000007906 compression Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 230000002035 prolonged Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
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Abstract
The utility model provides a spacing protection device of unwrapping wire of cable drum, comprising a base plate, a machine support, the reel body, positive reverse motor, the bottom plate top is fixed with the mounting panel, the mounting panel deviates from one side of frame and can dismantle and be connected with the wire device, the wire device is including fixing the leading wheel mounting bracket that the interval set up around two of mounting panel one side, the leading wheel mounting bracket is the style of calligraphy of falling Y, lower part between two leading wheel mounting brackets rotates first pivot and the second pivot that is connected with the interval setting, fixed cover is equipped with first leading wheel in the first pivot, fixed cover is equipped with the second leading wheel in the second pivot, one side at mounting panel top is equipped with the third leading wheel, the third leading wheel is located the upper portion between two leading wheel mounting brackets, the top of mounting panel is fixed with the stop device who is used for. Through setting up wire device and stop device, avoided the cable drum phenomenon that dislocation, skew, excessive tension are taken place when twining the cable conductor, avoided the cable conductor to damage.
Description
Technical Field
The utility model belongs to the technical field of cable equipment, especially, relate to a cable drum's spacing protection device of unwrapping wire.
Background
The reel group is an important component of hoisting machinery. The reel group mainly comprises reel, reel shaft, gear plate catcher (or gear wheel), reel hub, bearing body and bearing, and the cable conductor is required to be paid off and taken up through the cable reel in the operation process of the hoisting equipment. But current cable drum structural design is unreasonable, leads to the cable conductor not well to be controlled at the in-process that receive and releases, and the phenomenon that the cable conductor takes place dislocation, skew and excessively tightens easily makes the cable conductor appear damaging easily, influences the life of cable conductor, and the incident very easily appears at the in-process that uses, can't guarantee operation cable conductor workman's safety.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a spacing protection device of unwrapping wire of cable drum to it is unreasonable to solve the cable drum structural design among the prior art, thereby leads to the cable conductor to take place dislocation, skew, excessive tight phenomenon easily, and the technical problem of damage appears easily in the cable conductor.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the pay-off limiting protection device comprises a bottom plate, a rack fixed at the top of the bottom plate and a reel body arranged at the top of the rack, wherein the top of the rack is fixedly connected with a forward and reverse rotating motor used for driving the reel body to rotate, the top of the bottom plate is also fixedly connected with a vertically arranged mounting plate, the mounting plate is arranged at one side close to the rack, one side of the mounting plate, which is far away from the rack, is detachably and fixedly connected with a wire device, the wire device comprises two guide wheel mounting frames which are fixed at one side of the mounting plate and are arranged at intervals in the front and back, the guide wheel mounting frames are inverted Y-shaped, the lower part between the two guide wheel mounting frames is rotatably connected with a first rotating shaft and a second rotating shaft which are arranged at intervals, the first rotating shaft is fixedly sleeved with a first guide wheel, the second rotating shaft is fixedly sleeved, the third leading wheel is located the upper portion between two leading wheel mounting brackets, and the top of mounting panel still fixedly connected with is used for preventing the excessive tight stop device of cable conductor.
Stop device includes the transverse plate that fixed connection set up at the level at mounting panel top, the transverse plate is the U font, and the open end of transverse plate is located the top at leading wheel mounting bracket top, and the bottom of transverse plate has the movable block that the front and back symmetry set up along sliding connection on the horizontal direction, and lower part between two movable blocks rotates and is connected with the third pivot, the fixed cover of third leading wheel is established in the third pivot, the bottom of transverse plate still around fixedly connected with symmetry set up with the stopper of movable block one-to-one is fixed with compression spring and limit switch between movable block and the stopper respectively.
T type spout has been seted up to the lower surface of horizontal board, the top fixedly connected with of movable block and T type spout matched with slider, slider sliding connection is in the inside of T type spout.
The top fixed connection of horizontal board has the guide way that the slope set up upwards, and U style of calligraphy opening and fixed connection are seted up to the one end of guide way in the both sides at horizontal board top, and the other end of guide way extends to the direction that is close to the reel body, and the transversal U style of calligraphy of personally submitting of guide way.
The first guide wheel, the second guide wheel and the third guide wheel are of the same structure, and the first guide wheel, the second guide wheel and the third guide wheel are all dumbbell-shaped with small middle diameter and large two end diameters.
The utility model has the advantages that: the cable winding drum is simple in structure, the cable winding drum is subjected to paying-off operation through the first guide wheel and the third guide wheel by arranging the first guide wheel, the second guide wheel and the third guide wheel, and the cable winding drum is subjected to take-up operation through the second guide wheel and the third guide wheel, so that a cable can be well guided to the outer surface of the winding drum body, the problems that the cable is separated from a wire groove, misplaced, deviated and the like when the cable is wound and unwound are effectively avoided, the cable is prevented from being damaged when the cable is wound and unwound, the service life of the cable is effectively prolonged, and the use safety of the cable winding drum when the cable is wound and unwound is also ensured; set up T type spout simultaneously, the slider, the movable block, the stopper, the third leading wheel, compression spring and limit switch, when receiving line or unwrapping wire, if the cable conductor is in the state of excessively tightening, the cable conductor exerts the power of horizontal direction to the third leading wheel, thereby make the movable block extrusion compression spring and be close to the stopper, when setting up the limit switch's between movable block and stopper contact, limit switch is in the open mode, limit switch gives the controller with this signal transmission, controller control positive and negative motor or cart running gear close, prevent to receive and unwrapping wire in-process cable conductor because of excessively tightening and take place the fracture.
Drawings
FIG. 1 is a schematic structural view of the present invention in a paying-off state;
fig. 2 is a schematic structural view of the utility model in a wire-rewinding state;
FIG. 3 is a schematic structural view of the connection between the transverse plate and the guide groove;
FIG. 4 is a schematic structural view of a guide groove;
FIG. 5 is a schematic view of the structure of the T-shaped chute matching with the movable block;
fig. 6 is a schematic structural view of the first guide wheel.
Reference numerals: 1-bottom plate, 2-frame, 3-reel body, 4-positive reverse motor, 5-mounting panels, 6-leading wheel mounting bracket, 7-first pivot, 8-second pivot, 9-first leading wheel, 10-second leading wheel, 11-third leading wheel, 12-horizontal board, 13-movable block, 14-third pivot, 15-stopper, 16-compression spring, 17-limit switch, 18-T type spout, 19-slider, 20-guide way, 21-U style of calligraphy opening.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
As shown in figures 1 and 2, the utility model comprises a bottom plate 1, a frame 2 fixed on the top of the bottom plate 1 and a reel body 3 installed on the top of the frame 2, the top of the frame 2 is fixedly connected with a forward and reverse rotating motor 4 for driving the reel body 3 to rotate, the bottom of the bottom plate 1 is fixed on a cart mechanism of a crane, the top of the bottom plate 1 is also fixedly connected with a vertically arranged mounting plate 5, the mounting plate 5 is arranged on one side close to the frame 2, one side of the mounting plate 5, which is far away from the frame 2, is connected with a wire device through a bolt, the wire device comprises two guide wheel mounting frames 6 which are fixed on one side of the mounting plate 5 and are arranged at intervals in the front and back, the guide wheel mounting frames 6 are inverted Y-shaped, the lower part between the two guide wheel mounting frames 6 is rotatably connected with a first rotating shaft 7 and a second rotating shaft 8 which are arranged at, fixed cover is equipped with first leading wheel 9 on the first pivot 7, and fixed cover is equipped with second leading wheel 10 on the second pivot 8, and one side at mounting panel 5 top is equipped with third leading wheel 11, and third leading wheel 11 is located the upper portion between two leading wheel mounting brackets 6, and still fixedly connected with is used for preventing the stop device that the cable conductor was excessively tight at the top of mounting panel 5. As shown in fig. 1, stop device includes transverse plate 12 that fixed connection set up at the level at 5 tops of mounting panel, as shown in fig. 3, transverse plate 12 is the U font, the open end of transverse plate 12 is located the top at leading wheel mounting bracket 6 tops, sliding connection has the movable block 13 that the front and back symmetry set up in the bottom of transverse plate 12 along the horizontal direction, lower part rotation between two movable blocks 13 is connected with third pivot 14, the fixed cover of third leading wheel 11 is established on third pivot 14, the stopper 15 that the bottom of transverse plate 12 still front and back symmetry set up and movable block 13 one-to-one, be fixed with compression spring 16 and limit switch 17 between movable block 13 and the stopper 15 respectively. The crane is provided with a controller, the limit switch 17 is electrically connected with the controller, and the controller can control the forward and reverse rotation motor 4 and the crane cart running mechanism to be opened and closed. As shown in fig. 5, a T-shaped sliding groove 18 is formed in the lower surface of the transverse plate 12, a sliding block 19 matched with the T-shaped sliding groove 18 is fixedly connected to the top of the movable block 13, and the sliding block 19 is slidably connected inside the T-shaped sliding groove 18. As shown in fig. 1, fig. 3 and fig. 4, the top of the transverse plate 12 is fixedly connected with a guide groove 20 which is inclined upwards, one end of the guide groove 20 is provided with a U-shaped opening 21 and is fixedly connected with two sides of the top of the transverse plate 12, the other end of the guide groove 20 extends towards the direction close to the winding drum body 3, the cross section of the guide groove 20 is in a U shape, through the arrangement of the guide groove 20, the cable is prevented from being deviated when being conveyed to the winding drum body 3 by the third guide wheel 11, the cable is prevented from being damaged when being wound and unwound, and the service life of the cable is prolonged. As shown in fig. 6, the first guide wheel 9, the second guide wheel 10, and the third guide wheel 11 have the same structure, and are all dumbbell-shaped with a small middle diameter and large diameters at two ends, so as to prevent the cable from falling off from the two ends of the first guide wheel 9, the second guide wheel 10, and the third guide wheel 11, and perform a limiting protection function. The limit switch 17 described in this embodiment is a limit switch commonly used in the prior art, and the specific structure will not be described in detail here.
The utility model discloses a theory of operation: when the cable is paid off, the cable is wound on the winding drum body 3 sequentially through the first guide wheel 9, the third guide wheel 11 and the guide groove 20, when the rotating speed of the winding drum body 3 is higher than the running speed of the crane cart mechanism, the cable is in an excessively tight state, the cable applies horizontal force to the third guide wheel 11, so that the movable block 13 extrudes the compression spring 16 and approaches the limiting block 15, when a contact of the limiting switch 17 arranged between the movable block 13 and the limiting block 15 is contacted, the limiting switch 17 is in an open state, the limiting switch 17 transmits a signal to the controller, the controller controls the forward and reverse rotation motor 4 to be closed, the winding drum body 3 stops rotating, and the cable is prevented from being broken due to excessive tightness in the paying off process; when a cable is taken up, the cable sequentially passes through the second guide wheel 10, the third guide wheel 11 and the guide groove 20 to be wound on the winding drum body 3, when the running speed of the crane cart mechanism is higher than the rotating speed of the winding drum body 3, the cable is in an excessively tight state, the cable applies horizontal force to the third guide wheel 11, so that the movable block 13 extrudes the compression spring 16 and approaches the limiting block 15, when a contact of the limiting switch 17 arranged between the movable block 13 and the limiting block 15 is contacted, the limiting switch 17 is in an open state, the limiting switch 17 transmits the signal to the controller, the controller controls the cart running mechanism to be closed, and the cable is prevented from being broken due to excessive tightness in the cable taking-up process. Through setting up wire device and stop device, avoided the cable drum dislocation, skew phenomenon appear when winding the cable conductor, and can slow down the tensile change of cable conductor, prevent to receive and release the line in-process cable conductor because of excessive tension takes place the fracture, avoid the cable conductor to damage, the life of extension cable conductor.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (5)
1. The utility model provides a spacing protection device of unwrapping wire of cable drum, includes the bottom plate, fixes in the frame at bottom plate top and installs the reel body at the frame top, and the top of frame is fixedly connected with still and is used for driving reel body pivoted motor, its characterized in that: the utility model discloses a cable conductor installation structure, including bottom plate, mounting panel, guide wheel mounting bracket, guide wheel, third guide wheel, and the third guide wheel is located the upper portion between two guide wheel mounting brackets, the mounting panel of the vertical setting of fixedly connected with is still gone up at the top of bottom plate, and the mounting panel setting is in the one side that is close to the frame, and fixedly connected with wire device can be dismantled to one side that the mounting panel deviates from the frame, wire device is including fixing the guide wheel mounting bracket that the interval set up around two of mounting panel one side, the guide wheel mounting bracket is the style of calligraphy of falling Y, and lower part between two guide wheel mounting brackets rotates and is connected with the first pivot and the second pivot that the interval set up, and fixed cover is equipped with first guide wheel in the first pivot, and fixed cover is equipped.
2. The pay-off limit protection device of a cable drum as claimed in claim 1, wherein: stop device includes the transverse plate that fixed connection set up at the level at mounting panel top, the transverse plate is the U font, and the open end of transverse plate is located the top at leading wheel mounting bracket top, and the bottom of transverse plate has the movable block that the front and back symmetry set up along sliding connection on the horizontal direction, and lower part between two movable blocks rotates and is connected with the third pivot, the fixed cover of third leading wheel is established in the third pivot, the bottom of transverse plate still around fixedly connected with symmetry set up with the stopper of movable block one-to-one is fixed with compression spring and limit switch between movable block and the stopper respectively.
3. The pay-off limit protection device of a cable drum as claimed in claim 2, wherein: t type spout has been seted up to the lower surface of horizontal board, the top fixedly connected with of movable block and T type spout matched with slider, slider sliding connection is in the inside of T type spout.
4. The pay-off limit protection device of a cable drum as claimed in claim 2, wherein: the top fixed connection of horizontal board has the guide way that the slope set up upwards, and U style of calligraphy opening and fixed connection are seted up to the one end of guide way in the both sides at horizontal board top, and the other end of guide way extends to the direction that is close to the reel body, and the transversal U style of calligraphy of personally submitting of guide way.
5. The pay-off limit protection device of a cable drum as claimed in any one of claims 1 to 4, wherein: the first guide wheel, the second guide wheel and the third guide wheel are of the same structure, and the first guide wheel, the second guide wheel and the third guide wheel are all dumbbell-shaped with small middle diameter and large two end diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021057080.1U CN212315224U (en) | 2020-06-10 | 2020-06-10 | Pay-off limiting protection device of cable drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021057080.1U CN212315224U (en) | 2020-06-10 | 2020-06-10 | Pay-off limiting protection device of cable drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212315224U true CN212315224U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021057080.1U Active CN212315224U (en) | 2020-06-10 | 2020-06-10 | Pay-off limiting protection device of cable drum |
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| Country | Link |
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| CN (1) | CN212315224U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120702A (en) * | 2021-04-22 | 2021-07-16 | 中铁西南科学研究院有限公司 | Cable winding and unwinding device |
| CN113148779A (en) * | 2021-04-22 | 2021-07-23 | 中铁西南科学研究院有限公司 | External cable follow-up device of power utilization equipment for tunnel excavation |
-
2020
- 2020-06-10 CN CN202021057080.1U patent/CN212315224U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120702A (en) * | 2021-04-22 | 2021-07-16 | 中铁西南科学研究院有限公司 | Cable winding and unwinding device |
| CN113148779A (en) * | 2021-04-22 | 2021-07-23 | 中铁西南科学研究院有限公司 | External cable follow-up device of power utilization equipment for tunnel excavation |
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