CN204258247U - Cable tube block head - Google Patents

Cable tube block head Download PDF

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Publication number
CN204258247U
CN204258247U CN201420710305.7U CN201420710305U CN204258247U CN 204258247 U CN204258247 U CN 204258247U CN 201420710305 U CN201420710305 U CN 201420710305U CN 204258247 U CN204258247 U CN 204258247U
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CN
China
Prior art keywords
expansion sleeve
block
cable tube
end cap
expansion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201420710305.7U
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Chinese (zh)
Inventor
李勇
丁振华
吴晓虎
卢剑锋
李娟�
雷云飞
李学锋
邱南
李敦�
杨凡
孙威
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hunan Electric Power Co Ltd
Maintenance Co of State Grid Hunan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hunan Electric Power Co Ltd
Maintenance Co of State Grid Hunan Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, State Grid Hunan Electric Power Co Ltd, Maintenance Co of State Grid Hunan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201420710305.7U priority Critical patent/CN204258247U/en
Application granted granted Critical
Publication of CN204258247U publication Critical patent/CN204258247U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of cable tube block head, comprise expansion sleeve, Connection Block, end cap, expansion block and connecting rod, cavity is provided with in the middle of described expansion sleeve, be connected with described expansion sleeve swelling in the upper cavity that one end of described Connection Block is arranged on described expansion sleeve, the other end of described Connection Block is fixedly connected with described end cap, the bottom of described expansion sleeve is provided with multiple pawl lobe, described connecting rod is successively through described end cap, Connection Block, be fixedly connected with described expansion block after expansion sleeve, described expansion block is round table-like, described expansion block moves under the tractive of described connecting rod in the cavity of described expansion sleeve, the pawl lobe distending of expansion sleeve and the inwall swelling of cable tube are fitted.Cable tube block head of the present utility model has that structure is simple, dismounting is easy, reusable advantage.

Description

Cable tube block head
Technical field
The utility model relates generally to power construction equipment technical field, refers in particular to a kind of cable tube block head.
Background technology
When power transformation station or other construction; cable trough fire compartment wall and 10kv outlet cable hole can be reserved; with cable pipe after facilitating; enter power transformation station in order to prevent toy by cable tube and damage associate power equipment and waterproof fireproofing, usually with cement or rubber mud, the cable mouth of pipe can be filled.But rubber mud material is softer, toy still has to punch and enters to power transformation station; If when using cement to fill, follow-up need cement to remove from cable tube time difficultly time-consuming, and very easily cause large area to damage to cable tube preformed hole or cable trough.
Utility model content
The technical problems to be solved in the utility model is just: the technical problem existed for prior art, and the utility model provides that a kind of structure is simple, dismounting is easy, reusable cable tube block head.
For solving the problems of the technologies described above, the technical scheme that the utility model proposes is:
A kind of cable tube block head, comprise expansion sleeve, Connection Block, end cap, expansion block and connecting rod, cavity is provided with in the middle of described expansion sleeve, be connected with described expansion sleeve swelling in the upper cavity that one end of described Connection Block is arranged on described expansion sleeve, the other end of described Connection Block is fixedly connected with described end cap, the bottom of described expansion sleeve is provided with multiple pawl lobe, described connecting rod is successively through described end cap, Connection Block, be fixedly connected with described expansion block after expansion sleeve, described expansion block is round table-like, described expansion block moves under the tractive of described connecting rod in the cavity of described expansion sleeve, the pawl lobe distending of expansion sleeve and the inwall swelling of cable tube are fitted.
Further improvement as technique scheme:
Described connecting rod is screw rod, and described screw rod stretches out a section of end cap and is provided with the adjusting nut ordering about the movement in the cavity of described expansion sleeve of described screw rod.
One end that described screw rod stretches out end cap is provided with draw ring.
Described Connection Block is threaded with described end cap.
The screw rod at described expansion block two ends is provided with latch, and described expansion block is fixed on described screw rod by the latch at two ends.
Described expansion sleeve is rubber swelling cover.
Described end cap is provided with step, and the mouth of pipe of the step on described end cap and described cable tube offsets.
The quantity of described pawl lobe is six lobes, and is evenly distributed on the bottom of expansion sleeve.
Compared with prior art, the utility model has the advantage of:
Cable tube block head of the present utility model, by expansion block, the pawl lobe distending on expansion sleeve is connected with the inwall swelling of cable tube, thus realize the shutoff of cable tube, its structure is simple, easy for installation, when not needing shutoff, expansion block is shifted out in expansion sleeve, then block head is extracted out in cable tube, realization can reuse, and also can not cause damage to cable tube in addition in the process of dismounting.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is sectional structure schematic diagram of the present utility model.
Number in the figure represents: 1, end cap; 2, expansion sleeve; 21, pawl lobe; 3, Connection Block; 4, expansion block; 5, connecting rod; 6, adjusting nut; 7, locking nut; 8, draw ring; 9, latch.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the utility model is further described.
As depicted in figs. 1 and 2, the cable tube block head of the present embodiment, comprise expansion sleeve 2, Connection Block 3, end cap 1, expansion block 4 and connecting rod 5, the middle part that expansion sleeve 2 is is provided with cavity, be connected with expansion sleeve 2 swelling in the upper cavity that one end of Connection Block 3 is arranged on expansion sleeve 2, the other end of Connection Block 3 is then fixedly connected with end cap 1, the bottom of expansion sleeve 2 is provided with multiple pawl lobe 21, connecting rod 5 is successively through end cap 1, Connection Block 3, be fixedly connected with expansion block 4 after expansion sleeve 2, wherein expansion block 4 is in round table-like, expansion block 4 moves under the tractive of connecting rod 5 in the cavity of expansion sleeve 2, pawl lobe 21 distending of expansion sleeve 2 and the inwall swelling of cable tube are fitted, thus realize the shutoff of cable tube, prevent toy from climbing the damage equipment to power transformation station along cable tube, and waterproof fireproofing, cable tube plugging head structure of the present utility model is simple, easy for installation, when dismantling in addition, expansion block 4 ejected in expansion sleeve 2 by connecting rod 5, its dismounting is also fast more convenient, can not cause damage, and can reuse cable tube.
In the present embodiment, connecting rod 5 is screw rod, and screw rod stretches out a section of end cap 1 and is provided with the adjusting nut 6 ordering about screw rod movement in the cavity of expansion sleeve 2.In use, by rotating adjusting nut 6, screw rod being moved axially in the cavity of expansion sleeve 2, driving expansion block 4 to axially move along the cavity in expansion sleeve 2, the swelling realizing expansion sleeve 2 and cable tube with get loose, it is simple to operate and be easy to realize.
In the present embodiment, one end that screw rod stretches out end cap 1 is provided with draw ring 8, can conveniently operate screw rod, wherein draw ring 8 is connected with screw flight, and screw rod is provided with locking nut 7, and inconsistent by locking nut 7 and draw ring 8, rotate further to prevent draw ring 8.During as swelling, by draw ring 8, screw rod be pulled outwardly and realize the preliminary swelling of expansion sleeve 2 and cable tube, thus realizing further swelling by adjusting nut 6 again.
In the present embodiment, Connection Block 3 is threaded with end cap 1.
In the present embodiment, the screw rod at expansion block 4 two ends is provided with latch 9, expansion block 4 is fixed on screw rod by the latch 9 at two ends and pad, expansion block 4 can be disassembled after being got off by latch 9 groups, is conducive to replacing when it damages.
In the present embodiment, expansion sleeve 2 is rubber swelling cover, its material is softer and effective with the swelling of cable tube inwall, pawl lobe 21 quantity on another expansion sleeve 2 is six, and be evenly distributed on the bottom of expansion sleeve 2, when making expansion sleeve 2, the axial direction of the bottom of expansion sleeve 2 is evenly divided into multiple pawl lobe 21, and its operation is easier.
In the present embodiment, end cap 1 is provided with step, the step on end cap 1 and the mouth of pipe of cable tube offset, and during use, end cap 1 can cover the cable mouth of pipe completely, prevents toy from entering further, also prevent block head to be inserted into completely in cable tube simultaneously.
During use, expansion sleeve 2 is filled in in the cable tube needing sealing, the cable mouth of pipe is covered by end cap 1, then by turning adjusting nut 6, screw rod is moved outward, expansion block 4 is moved toward the cavity in expansion sleeve 2, pawl lobe 21 distending on expansion sleeve 2 and the swelling of cable tube inwall are fitted, completes the seal operation of cable tube; When needs are dismantled, after loosening adjusting nut 6, directly manually inwardly the expansion block 4 on screw rod is deviate from expansion sleeve 2 by pressure, then pulls draw ring 8 to be extracted out by whole expansion sleeve 2.
Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, when not departing from technical solutions of the utility model scope, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solutions of the utility model, according to the utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solutions of the utility model protection.

Claims (8)

1. a cable tube block head, it is characterized in that, comprise expansion sleeve (2), Connection Block (3), end cap (1), expansion block (4) and connecting rod (5), cavity is provided with in the middle of described expansion sleeve (2), be connected with described expansion sleeve (2) swelling in the upper cavity that one end of described Connection Block (3) is arranged on described expansion sleeve (2), the other end of described Connection Block (3) is fixedly connected with described end cap (1), the bottom of described expansion sleeve (2) is provided with multiple pawl lobe (21), described connecting rod (5) is successively through described end cap (1), Connection Block (3), expansion sleeve (2) is fixedly connected with described expansion block (4) afterwards, described expansion block (4) is in round table-like, described expansion block (4) is mobile in the cavity of described expansion sleeve (2) under the tractive of described connecting rod (5), pawl lobe (21) distending of expansion sleeve (2) and the inwall swelling of cable tube are fitted.
2. cable tube block head according to claim 1, is characterized in that, described connecting rod (5) is screw rod, and described screw rod stretches out a section of end cap (1) and is provided with the adjusting nut (6) ordering about the movement in the cavity of described expansion sleeve (2) of described screw rod.
3. cable tube block head according to claim 2, is characterized in that, one end that described screw rod stretches out end cap (1) is provided with draw ring (8).
4. cable tube block head as claimed in any of claims 1 to 3, is characterized in that, described Connection Block (3) is threaded with described end cap (1).
5. cable tube block head as claimed in any of claims 1 to 3, is characterized in that, the screw rod at described expansion block (4) two ends is provided with latch (9), and described expansion block (4) is fixed on described screw rod by the latch (9) at two ends.
6. cable tube block head as claimed in any of claims 1 to 3, is characterized in that, described expansion sleeve (2) is rubber swelling cover (2).
7. cable tube block head as claimed in any of claims 1 to 3, is characterized in that, (1) is provided with step to described end cap, and the step on described end cap (1) and the mouth of pipe of described cable tube offset.
8. cable tube block head as claimed in any of claims 1 to 3, is characterized in that, the quantity of described pawl lobe (21) is six lobes, and is evenly distributed on the bottom of expansion sleeve (2).
CN201420710305.7U 2014-11-24 2014-11-24 Cable tube block head Active CN204258247U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201420710305.7U CN204258247U (en) 2014-11-24 2014-11-24 Cable tube block head

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104819193A (en) * 2015-04-29 2015-08-05 宗彩芳 Invisible expansion screw suitable for multiple wall bodies
CN104901238A (en) * 2015-06-19 2015-09-09 中铁电气化局集团有限公司 Cable plug dismounting special-purpose tool
CN108448503A (en) * 2018-05-03 2018-08-24 福建和盛塑业有限公司 It is radially expanded type waterproof pipe plug
CN108879570A (en) * 2018-08-13 2018-11-23 江苏捷通管业科技有限公司 A kind of cable cover(ing) nozzle plugging device
CN109510127A (en) * 2018-11-19 2019-03-22 镇江华驰电器有限公司 A kind of power pipe plugging structure
CN111577894A (en) * 2020-05-27 2020-08-25 福建宁德核电有限公司 Prevent foreign matter plugging device suitable for multiple bore
CN114562588A (en) * 2022-02-21 2022-05-31 江苏新方圆电气设备制造有限公司 Adjustable sealing device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104819193A (en) * 2015-04-29 2015-08-05 宗彩芳 Invisible expansion screw suitable for multiple wall bodies
CN104901238A (en) * 2015-06-19 2015-09-09 中铁电气化局集团有限公司 Cable plug dismounting special-purpose tool
CN108448503A (en) * 2018-05-03 2018-08-24 福建和盛塑业有限公司 It is radially expanded type waterproof pipe plug
CN108448503B (en) * 2018-05-03 2023-08-04 福建和盛塑业有限公司 Radial expansion type waterproof pipe plug
CN108879570A (en) * 2018-08-13 2018-11-23 江苏捷通管业科技有限公司 A kind of cable cover(ing) nozzle plugging device
CN109510127A (en) * 2018-11-19 2019-03-22 镇江华驰电器有限公司 A kind of power pipe plugging structure
CN111577894A (en) * 2020-05-27 2020-08-25 福建宁德核电有限公司 Prevent foreign matter plugging device suitable for multiple bore
CN114562588A (en) * 2022-02-21 2022-05-31 江苏新方圆电气设备制造有限公司 Adjustable sealing device

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