CN211078234U - Cable cover plate safety lifting device - Google Patents
Cable cover plate safety lifting device Download PDFInfo
- Publication number
- CN211078234U CN211078234U CN201921729493.7U CN201921729493U CN211078234U CN 211078234 U CN211078234 U CN 211078234U CN 201921729493 U CN201921729493 U CN 201921729493U CN 211078234 U CN211078234 U CN 211078234U
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- Prior art keywords
- hook
- cable cover
- buckle
- turn
- rod
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Abstract
The utility model discloses a cable sheathing safety hoisting device, including support and turn-buckle, be equipped with the crossbeam on the support, be equipped with the pulley on the turn-buckle, the pulley rotates with the turn-buckle to be connected, and the pulley setting is on the crossbeam, and drives the turn-buckle and slide along crossbeam length direction, and the flexible end of turn-buckle is fixed with the connection rope, and the one end of connecting the rope and keeping away from the turn-buckle is equipped with the lifting hook with the hanging hole adaptation on the cable sheathing. The utility model provides a cable cover plate safety hoisting device, simple structure can reduce workman working strength, increases work efficiency.
Description
Technical Field
The utility model belongs to the technical field of power equipment overhauls instrument technique and specifically relates to a cable sheathing safety hoisting device is related to.
Background
The cable gland is used for a closed cable wellhead and is generally of a relatively high weight to ensure relatively high strength. Need open cable cover plate earlier when the cable overhauls, current scheme is generally that the manual work lifts up the back and puts aside, but some metal cable cover plate weight is big, is difficult to mention, and because weight is big when reinstalling, is difficult to aim at, the condition of often appearing aligning repeatedly leads to workman working strength to increase, and work efficiency is low, and when the manual work was lifted up, generally with simple lifting hook lift up the apron, the apron drops easily, has the potential safety hazard. Therefore, it is necessary to design a cable cover safety lifting device, which can quickly lift the cable cover, reduce the working strength of workers, improve the efficiency and increase the safety.
Chinese patent application publication No. CN208071263U, published as 2018, 09.11.8, entitled "rotatable T-shaped retractor for lifting cable cover plate", discloses a rotatable T-shaped retractor for lifting cable cover plate, which comprises a T-shaped rod, a pulling plate, a ring and a stressed pull ring, wherein the lower part of the T-shaped rod is inverted T-shaped, and the upper part of the T-shaped rod passes through the pulling plate and is fixedly connected with the ring, the outer peripheral side of the ring is provided with a first mark and a second mark, the stressed pull ring is fixedly installed above the pulling plate, the center of the stressed pull ring is provided with a pull hole, the lower part of the T-shaped rod is inserted into a slotted hole of the cable cover plate, the T-shaped rod is rotated by 90 degrees to clamp the cable cover plate at the lower part of the T-shaped rod, then the cable cover plate is advanced by lifting the stressed pull ring, and in the rotation process, whether the T-shaped rod is rotated to the. However, the cable cover plate still needs to be lifted manually by workers, the working strength is high, the cable cover plate needs to be aligned when the cable cover plate is lifted again, and the mounting efficiency is too low.
Disclosure of Invention
The utility model discloses an when overcoming among the prior art cable sheathing lift, workman working strength is big, and the problem that work efficiency is low provides a cable sheathing safety hoisting device, and simple structure can reduce workman working strength, increases work efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a cable sheathing safety hoisting device, includes support and turn-buckle, is equipped with the crossbeam on the support, is equipped with the pulley on the turn-buckle, and the pulley rotates with the turn-buckle to be connected, and the pulley setting is on the crossbeam, and drives the turn-buckle and slide along crossbeam length direction, and the flexible end of turn-buckle is fixed with connects the rope, connects the rope keep away from the one end of turn-buckle be equipped with the lifting hook of the lewis hole adaptation on the cable sheathing.
In the technical scheme, the tightener is also called a ratchet tightener and is used for tightening the wire in the overhead line laying construction. The tightener is a device commonly used in the prior art, and the type and the size can be selected according to the requirement of lifting force. The turn-buckle has the effect of the taut rope of shrink, and the turn-buckle can reach laborsaving effect at the promotion in-process. When the device is used, the support is moved to the top of the cable cover plate, the lifting hook stretches into the lifting hole in the cable cover plate, the cable cover plate is lifted through the tightener, the tightener is moved to the side along the cross beam after the cable cover plate is lifted, the cable well head is moved back after the cable cover plate is maintained, the cable cover plate is directly put down after the cable cover plate is aligned, the lifting hook is taken down, and the support is moved away. The whole process is simple to operate, the cable cover plate can be moved by workers without labor, and the working strength of the workers is reduced.
Preferably, the cross beam is provided with a sliding groove, and the pulley is arranged in the sliding groove. The structure can make the pulley always in the spout, and it is smooth and easy to slide, is difficult for droing, guarantees safety.
Preferably, the bottom of the bracket is provided with a universal wheel with a self-locking device. The universal wheels facilitate the movement of the support and the fixation after the support is in place.
Preferably, the telescopic end of the wire tightener is provided with a connecting piece, the connecting piece is fixedly provided with two connecting ropes, lifting hooks of the connecting ropes are respectively matched with lifting holes in the cable cover plate, and the two connecting ropes form a herringbone when the cable cover plate is lifted. The structure can fix the cable cover plate through two points, and the cable cover plate is difficult to rock, thereby ensuring the connection reliability.
Preferably, the lifting hook comprises a hook body and a hook head, the hook body is fixed with the connecting rope, the hook head is arranged on one side, close to the lower side of the hook body relatively, the hook head is hinged with the hook body, and a limiting block for limiting the rotation angle of the hook head is arranged on the hook head. Structural strength crosses low easy damage excessively when the lifting hook is less, the lifting hook can't pass the lewis hole when the lifting hook is great, above-mentioned couple structure can avoid the lifting hook to open the condition that can't pass the lifting hook always, the lifting hook passes behind the lewis hole, because the gib head sets up in the relative one side that leans on of coupler body, the gib head is opened under the action of gravity, when hoisting cable cover plate, the gib head is the relative one side that leans on of coupler body all the time, and the gib head compresses tightly with cable cover plate, so the gib head can not contract, when the lifting hook is taken out to needs, rotatory or the slope of coupler body, make the gib head be located the coupler body top.
Preferably, the lifting hook comprises a connecting body, a first connecting rod, a second connecting rod and a reset rod, one end of the first connecting rod is hinged to the reset rod, the other end of the first connecting rod is hinged to one end of the second connecting rod, the other end of the second connecting rod is hinged to the connecting body, and the reset rod is connected with the connecting body in a sliding mode. Above-mentioned structure can be after first connecting rod and second connecting rod pass the lewis hole, and the slide release link makes first connecting rod and second connecting rod strut, forms the reverse umbrella formula structure, and the reverse umbrella formula structure size is greater than the lewis hole, can hoist the cable apron when connecting the rope and promoting. When the cable cover plate is hoisted by the inverted umbrella type structure, the inverted umbrella type structure is always kept in an open state by the stress direction and cannot be contracted, the lifting hook is ensured not to fall off, and the safety of the device is improved. When the cable cover plate needs to be retracted, the return rod is pulled back only after the cable cover plate is put down, the inverted umbrella type structure retracts, and the lifting hook can be taken out.
Preferably, the connecting body is provided with a sliding groove, the reset rod is arranged in the sliding groove and is in sliding connection with the connecting body, the reset rod is provided with a reset piece, the reset piece is fixed with the reset rod, and one end of the reset piece extends out of the sliding groove. The structure makes the head structure of the lifting hook more compact, the lifting hook can easily pass through the lifting hole, and the lifting hook can be quickly contracted before being taken out.
Preferably, when the reset rod is in the opening state, the first connecting rod is perpendicular to the connecting body. The structure can ensure that the first connecting rod and the cable cover plate have a large contact area as much as possible, and the connection is more stable.
Preferably, a telescopic spring is arranged in the sliding groove, one end of the telescopic spring is connected with the connecting body, and the other end of the telescopic spring is connected with the second connecting rod. The structure can make the inverted umbrella formula structure remain the open mode throughout, avoids when the adjustment position, and the careless withdrawal of second connecting rod leads to the lifting hook to break away from, and when inserting the lifting hook, first connecting rod and lewis hole lateral wall contact extrude the second connecting rod, and then extrudees expanding spring, and inverted umbrella formula structure withdrawal, the lifting hook can insert the lewis hole.
The utility model has the advantages that: (1) the lifting is not laborious, and the working strength of workers is reduced; (2) the device is convenient to move; (3) the lifting hook has high structural strength and stable structure; (4) the lifting hook is not easy to fall off during lifting, and the safety of the device is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view of the position of the cross member of the present invention;
FIG. 3 is a schematic view of the structure of the hook in example 2;
FIG. 4 is a schematic view of the structure of the hook in example 3;
FIG. 5 is a schematic view showing the structure of the hook in example 3 when it is opened;
fig. 6 is a cross-sectional view taken along line a-a of fig. 5.
In the figure: support 1, turn-buckle 2, crossbeam 3, spout 3.1, pulley 4, connect rope 5, lifting hook 6, coupler body 6.1, gib head 6.2, connect body 6.3, sliding tray 6.3.1, first connecting rod 6.4, second connecting rod 6.5, release link 6.6, restoring piece 6.6.1, stopper 6.7, expanding spring 6.8, connecting piece 7.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in fig. 1 and 2, the cable cover safety lifting device comprises a bracket 1 and a wire grip 2, wherein a universal wheel with a self-locking device is fixed at the bottom of the bracket 1; a cross beam 3 is fixed on the support 1, a sliding groove 3.1 is formed in the cross beam 3, a pulley 4 is arranged on the wire grip 2, the pulley 4 is rotatably connected with the wire grip 2, the pulley 4 is arranged in the sliding groove 3.1, and the wire grip 2 is driven to slide along the length direction of the cross beam 3; a connecting piece 7 is fixed on the telescopic end of the wire grip 2, two connecting ropes 5 are fixed on the connecting piece 7, lifting hooks 6 of the connecting ropes 5 are respectively matched with lifting holes on a cable cover plate, and the two connecting ropes 5 are in a herringbone shape when the cable cover plate is lifted; one end of the connecting rope 5 far away from the tightener 2 is fixed with a lifting hook 6 matched with a lifting hole on the cable cover plate.
Among the above-mentioned technical scheme, turn-buckle 2 is called the ratchet tightener again, has the effect of the taut rope of shrink, and turn-buckle 2 can reach laborsaving effect in the lift-up process. When using this device, remove cable sheathing top with support 1, stretch into the lewis hole on the cable sheathing with lifting hook 6, rethread tightener 2 promotes on with the cable sheathing, removes next door with tightener 2 along crossbeam 3 after promoting, and the cable well head is moved back after the completion of waiting to overhaul, puts down the cable sheathing, takes off lifting hook 6, remove support 1 can. The whole process is simple to operate, the cable cover plate can be moved by workers without labor, and the working strength of the workers is reduced.
Example 2:
as shown in fig. 3, based on embodiment 1, the hook 6 includes a hook body 6.1 and a hook head 6.2, the hook body 6.1 is fixed to the connecting rope 5, the hook head 6.2 is disposed on a side of the hook body 6.1 relatively lower than the hook body, the hook head 6.2 is hinged to the hook body 6.1, and the hook head 6.2 is provided with a limit block 6.7 for limiting a rotation angle of the hook head 6.2.
The lifting hook 6 is too low in structural strength and easy to damage when small, the lifting hook 6 can not penetrate through a lifting hole when large, the lifting hook 6 can be prevented from being opened all the time by the aid of the structure of the lifting hook 6, after the lifting hook 6 penetrates through the lifting hole, the hook head 6.2 is arranged on the side, close to the hook body 6.1, of the hook body 6.2, the hook head 6.2 is opened under the action of gravity, when a cable cover plate is lifted, the hook head 6.2 is always on the side, close to the hook body 6.1, of the hook body 6.1, the hook head 6.2 is tightly pressed with the cable cover plate, the hook head 6.2 cannot shrink, when the lifting hook 6 needs to be pulled out, the hook body 6.1 is rotated or inclined, the hook head 6.2 is located above the hook body 6.1, and the hook.
Example 3:
as shown in fig. 4, 5 and 6, based on embodiment 1, the hook 6 includes a connecting body 6.3, a first link 6.4, a second link 6.5, a reset rod 6.6 and a telescopic spring 6.8, one end of the first link 6.4 is hinged to the reset rod 6.6, the other end of the first link 6.4 is hinged to one end of the second link 6.5, the other end of the second link 6.5 is hinged to the connecting body 6.3, and the reset rod 6.6 is slidably connected to the connecting body 6.3; be equipped with sliding tray 6.3.1 on the connecting body 6.3, reset link 6.6 sets up in sliding tray 6.3.1 and with connecting body 6.3 sliding connection, expanding spring 6.8 one end is connected with connecting body 6.3, expanding spring 6.8's the other end and second connecting rod 6.5 are connected, are equipped with the piece that resets 6.6.1 on the reset link 6.6, and the piece that resets 6.6.1 is fixed with reset link 6.6, and the sliding tray 6.3.1 is stretched out to piece that resets 6.6.1 one end.
Above-mentioned structure can be after first connecting rod 6.4 and second connecting rod 6.5 pass the lewis hole, and slip release link 6.6 makes first connecting rod 6.4 and second connecting rod 6.5 strut, forms the structure of falling umbrella, and the structure size of falling umbrella is greater than the lewis hole, can lift cable cover board when connecting 5 lifts of rope. When the inverted umbrella type structure lifts the cable cover plate, the inverted umbrella type structure is always kept in an open state in the stress direction and cannot be contracted, the lifting hook 6 is prevented from falling off, and the safety of the device is improved. When the cable cover plate needs to be retracted, the return rod 6.6 is pulled back only after the cable cover plate is put down, the inverted umbrella type structure retracts, and the lifting hook 6 can be taken out.
The utility model has the advantages that: the lifting is not laborious, and the working strength of workers is reduced; the device is convenient to move; the lifting hook 6 has high structural strength and stable structure; the lifting hook 6 is not easy to fall off during lifting, and the safety of the device is improved.
Claims (8)
1. The utility model provides a cable sheathing safety hoisting device, characterized by, includes support and turn-buckle, is equipped with the crossbeam on the support, is equipped with the pulley on the turn-buckle, and the pulley rotates with the turn-buckle to be connected, and the pulley setting is on the crossbeam, and drives the turn-buckle and slide along crossbeam length direction, and the flexible end of turn-buckle is fixed with the connection rope, connects the rope keep away from the one end of turn-buckle be equipped with the lifting hook of the lewis hole adaptation on the cable sheathing.
2. The cable cover safety lifting device of claim 1, wherein the cross member is provided with a sliding groove, and the pulley is arranged in the sliding groove.
3. The cable cover safety lifting device as claimed in claim 1, wherein the bottom of the bracket is provided with a universal wheel with a self-locking device.
4. The cable cover safety lifting device as claimed in claim 1, wherein the tightener has a connecting member at its extendable end, two connecting ropes are fixed to the connecting member, hooks of the connecting ropes are respectively fitted to the hanging holes of the cable cover, and the two connecting ropes form a herringbone when the cable cover is lifted.
5. The cable cover safety lifting device as claimed in claim 4, wherein the hook comprises a hook body and a hook head, the hook body is fixed with the connecting rope, the hook head is arranged on the side of the hook body which is relatively lower, the hook head is hinged with the hook body, and the hook head is provided with a limiting block for limiting the rotation angle of the hook head.
6. The cable cover safety lifting device as claimed in claim 1, 2, 3 or 4, wherein the lifting hook comprises a connecting body, a first connecting rod, a second connecting rod and a reset rod, one end of the first connecting rod is hinged to the reset rod, the other end of the first connecting rod is hinged to one end of the second connecting rod, the other end of the second connecting rod is hinged to the connecting body, and the reset rod is slidably connected to the connecting body.
7. The cable cover safety lifting device as claimed in claim 6, wherein the connecting body is provided with a sliding groove, the restoring rod is arranged in the sliding groove and slidably connected with the connecting body, the restoring rod is provided with a restoring member, the restoring member is fixed with the restoring rod, and one end of the restoring member extends out of the sliding groove.
8. The cable cover safety lifting device as claimed in claim 7, wherein the first link is perpendicular to the connecting body when the release link is in the extended state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921729493.7U CN211078234U (en) | 2019-10-15 | 2019-10-15 | Cable cover plate safety lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921729493.7U CN211078234U (en) | 2019-10-15 | 2019-10-15 | Cable cover plate safety lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211078234U true CN211078234U (en) | 2020-07-24 |
Family
ID=71646810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921729493.7U Expired - Fee Related CN211078234U (en) | 2019-10-15 | 2019-10-15 | Cable cover plate safety lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211078234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017719A (en) * | 2019-10-15 | 2020-04-17 | 国网浙江嘉善县供电有限公司 | Cable cover plate safety lifting device |
-
2019
- 2019-10-15 CN CN201921729493.7U patent/CN211078234U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017719A (en) * | 2019-10-15 | 2020-04-17 | 国网浙江嘉善县供电有限公司 | Cable cover plate safety lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |