CN207625239U - Terminal box cable anti-picking device - Google Patents
Terminal box cable anti-picking device Download PDFInfo
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- CN207625239U CN207625239U CN201721899598.8U CN201721899598U CN207625239U CN 207625239 U CN207625239 U CN 207625239U CN 201721899598 U CN201721899598 U CN 201721899598U CN 207625239 U CN207625239 U CN 207625239U
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- cable
- terminal box
- clamp
- length
- clamp plate
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Abstract
The utility model discloses terminal box cable anti-picking devices, including be respectively placed in terminal box into and out of line end cable clamp, pass through an at least root guard chain link between two cable clamps, the length of protective chain is less than the cable length between two cable clamps, the both ends of cable clamp along its length are equipped with screw hole I, cable clamp includes upper clamp plate and lower clamp plate, upper clamp plate and lower clamp plate by through the bolt of screw hole I connects；The cable fixing groove of at least three groups arcs is arranged between on upper clamp plate and lower clamp plate, cable fixing groove madial wall is radially provided with antiskid thread along cable fixing groove.The device can effectively prevent the cable at terminal box both ends in coal mine roadway from extracting out, and anti-pumping effect is good, quick and easy for installation.
Description
Technical field
The utility model is related to coal mine cable apparatus fields, are specifically related to terminal box cable anti-picking device.
Background technology
A large amount of high-tension cable is disposed in coal mine roadway, intermediate coupling part needs the terminal box of corresponding power, especially
Back production, digging laneway cassettes are more.It is adopted by working face and mine pressure is influenced, the drawing that roadway deformation causes cable different degrees of
Directly, occur the phenomenon that terminal box cable extraction often, influence mine power supply safety and job site normally produces, especially fully mechanized mining work
Make face central station of floating dock to need to be hung with cable coaster away from the working face 200m range inner cables that are averaged, since this section of cable needs per tour all
It moves on central station of floating dock bunching outside, leads to two end cable stress of terminal box, cable often goes out to cause service cable in cable concentrator
Disconnected phase, causes equipment phase shortage, can not be normally-open, influences normally to produce, meanwhile, power-off suddenly can also damage motor,
And be possible to threaten the life security of staff, therefore there is an urgent need for a kind of cable anti-picking devices of exploitation to ensure that equipment normally supplies
Electricity and equipment safety.
Invention content
In view of the deficiencies of the prior art, the technical problem to be solved by the present invention is to provide a kind of anti-pumpings of terminal box cable
Device, the device can effectively prevent the cable at terminal box both ends in coal mine roadway from extracting out, and anti-pumping effect is good, quick and easy for installation.
To solve the above problems, the utility model provides following technical solution：Terminal box cable anti-picking device, including point
It is not placed in terminal box into and out of the cable clamp of line end, passes through an at least root guard chain link, protective chain between two cable clamps
Length be less than the cable length between two cable clamps, the both ends of cable clamp along its length are equipped with screw hole I, cable
Clamping plate includes upper clamp plate and lower clamp plate, upper clamp plate and lower clamp plate by through the bolt of screw hole I connects；Upper clamp plate and lower clamp plate
The cable fixing groove of at least three groups arcs is arranged between upper, cable fixing groove madial wall is radially provided with anti-along cable fixing groove
Sliding screw thread.
Technical scheme of the present invention further includes：The one end of the cable clamp along its length is equipped with L-type fixing piece, L
Type fixing piece includes transverse slat and riser, and transverse slat is fixedly connected by bolt with cable clamp, and riser is equipped with mounting hole.The device
In use, may be selected to be not fixed, also may be selected to be fixed on nearest wall using L-type fixing piece, when fixed, use is swollen
Swollen bolt is fixed the device by mounting hole, and anti-pumping effect can be improved after fixed.
Technical scheme of the present invention further includes：The outer wall of the cable fixing groove of the lower clamp plate is installed equipped with protective chain
The end of ring, protective chain is connect by lock ring with protective chain mounting ring.The effect of protective chain be when cable stretches, due to
The length of protective chain is less than the cable length between two cable clamps, and therefore, protective chain is first subjected to drawing force, has after stretching
Effect ensure that the distance between two cable clamps immobilize, to play the effect of the anti-pumping of cable.
Technical scheme of the present invention further includes：The cable fixing groove of the upper clamp plate is equipped with screw hole, and it is fixed to be equipped in screw hole
Position bolt, the bottom end of positioning bolt is connected with the positioning pressuring plate of arc.The effect of positioning bolt is to further fix cable, is prevented
Opposite sliding occurs in drawing process with cable clamp for cable.
Technical scheme of the present invention further includes：The length of the cable clamp is 300-500mm, and the width of cable clamp is
The thickness of 30-50mm, cable clamp are 3-5mm, and screw hole I is 15-25mm, electricity at a distance from the end of cable clamp length direction
Cable clip plate is 15-25cm at a distance from nearlyr one end with terminal box.
Technical scheme of the present invention further includes：The length of the cable clamp is 400mm, and the width of cable clamp is
40mm, the thickness of cable clamp are 4mm, and screw hole I is 20mm with the end of cable clamp length direction at a distance from, cable clamp and
The distance of the nearlyr one end of terminal box is 20cm.The cable clamp of the size can preferably match the cable connection in coal mine roadway
Box.
Technical scheme of the present invention further includes：The protective chain is made of the reinforcing bar of a diameter of 4mm.The effect of protective chain is
Play the role of preventing first when cable stretches disconnecting at cable connection, therefore, the tensile resistance of protective chain is higher
Better.
Technical scheme of the present invention further includes：The protective chain includes protection chain element, and it is length to protect the shape of chain element
The ellipse that axis is 20mm, short axle is 8mm.
The utility model has the beneficial effects that：The terminal box cable anti-picking device of this programme, in terminal box into and out of line end
It is equipped with cable clamp, by protecting chain link between two cable clamps, and the length of protective chain is less than two cable clamps
Between cable length, when cable receives drawing force, protective chain is first subjected to pulling force and stretches, to be effectively ensured two
The distance between cable clamp is constant, and then plays the effect of the anti-pumping of cable；Cable clamp includes upper clamp plate and lower clamp plate, cable
It is fixed in the cable fixing groove between the upper and the lower plywood, and clamps electricity by the bolt at both ends fixes the upper and the lower plywood
Cable, the fixed fastness of cable is good, and installation process is convenient and efficient, while antiskid thread is equipped in cable fixing groove, further prevents
The opposite sliding for having stopped cable and cable clamp, improves the anti-pumping effect of cable.By above-mentioned design, which can effectively prevent
The cable extraction at terminal box both ends in coal mine roadway, anti-pumping effect is good, quick and easy for installation, and then has effectively prevented because equipment is prominent
So power-off damage caused by equipment ensure that normal production and the power supply safety of coal mine.
Description of the drawings
Fig. 1 is the structural schematic diagram of cable clamp in specific embodiment of the present invention.
Fig. 2 is the overlooking structure diagram of terminal box cable anti-picking device in specific implementation mode.
Fig. 3 is the overlooking structure diagram of lower clamp plate in specific implementation mode.
Wherein, 1 is terminal box, and 2 be cable clamp, and 3 be protective chain, and 4 be protection chain element, and 5 be screw hole I, and 6 be upper folder
Plate, 7 be lower clamp plate, and 8 be bolt, and 9 be cable fixing groove, and 10 be antiskid thread, and 11 be positioning bolt, and 12 be positioning pressuring plate, 13
It is L-type fixing piece for protective chain mounting ring, 14,15 be expansion bolt.
Specific implementation mode
Below in conjunction with the accompanying drawings, the technical solution of the utility model is described in detail.
It can be seen from the figure that the terminal box cable anti-picking device of the utility model, including be respectively placed in terminal box 1 into,
The cable clamp 2 of leading-out terminal is connected by three root guard chains 3 between two cable clamps 2, and the length of protective chain 3 is less than two
Cable length between cable clamp 2, protective chain 3 are made of the reinforcing bar of a diameter of 4mm, and protective chain 3 includes protection chain element 4,
The shape of protection chain element 4 is the ellipse that long axis is 20mm, short axle is 8mm.The both ends of cable clamp 2 along its length are equal
Equipped with screw hole I 5, cable clamp 2 includes upper clamp plate 6 and lower clamp plate 7, and upper clamp plate 6 and lower clamp plate 7 pass through the spiral shell through screw hole I 5
Bolt 8 connects；The cable fixing groove 9 of three groups of arcs, 9 madial wall of cable fixing groove are arranged between on upper clamp plate 6 and lower clamp plate 7
It is radially provided with antiskid thread 10 along cable fixing groove 9；The cable fixing groove 9 of upper clamp plate 6 is equipped with screw hole, and positioning is equipped in screw hole
The bottom end of bolt 11, positioning bolt 11 is connected with the positioning pressuring plate 12 of arc；It is set on the outer wall of the cable fixing groove 9 of lower clamp plate 7
There are protective chain mounting ring 13, the endpoint of protective chain 3 to be connect with protective chain mounting ring 13 by lock ring；Cable clamp 2 is along its length
The one end in direction is equipped with L-type fixing piece 14, and L-type fixing piece 14 includes transverse slat and riser, and transverse slat is solid by bolt and cable clamp 2
Fixed connection, riser are equipped with mounting hole, and cable clamp 2 is fixed on by the expansion bolt 15 in mounting hole on roadway wall.
The length of cable clamp 2 is 400mm, and the width of cable clamp 2 is 40mm, and the thickness of cable clamp 2 is 4mm, spiral shell
Hole I 5 is 20mm at a distance from the end of 2 length direction of cable clamp, and cable clamp 2 is at a distance from 1 nearlyr one end of terminal box
20cm。
Terminal box cable anti-picking device, cable is fixed in the cable fixing groove between the upper and the lower plywood, and passes through both ends
The upper and the lower plywood is fixed clamping cables in turn by bolt, while screwed in place bolt further fixes cable, is located at terminal box both sides
Two cable clamps by protecting chain link, the length of protective chain to be less than the length of cable between two cable clamps, to
Play the effect of the anti-pumping of cable.
The scope of protection of the utility model is not limited only to examples detailed above, after having read the utility model, this field skill
Art personnel fall within the application range defined in the appended claims to the modification of the various same principles of the utility model.
Claims (8)
1. a kind of terminal box cable anti-picking device, it is characterised in that：Including be respectively placed in terminal box into and out of line end cable clip
Plate is less than between two cable clamps by an at least root guard chain link, the length of protective chain between two cable clamps
Cable length, the both ends of cable clamp along its length are equipped with screw hole I, and cable clamp includes upper clamp plate and lower clamp plate, upper folder
Plate and lower clamp plate by through the bolt of screw hole I connects；At least three groups of arcs are arranged between on upper clamp plate and lower clamp plate
Cable fixing groove, the cable fixing groove madial wall is radially provided with antiskid thread along cable fixing groove.
2. terminal box cable anti-picking device according to claim 1, it is characterised in that：The cable clamp is along its length
One end be equipped with L-type fixing piece, L-type fixing piece includes transverse slat and riser, and the transverse slat, which passes through bolt, to be fixed with cable clamp and connect
It connects, the riser is equipped with mounting hole.
3. terminal box cable anti-picking device according to claim 1, it is characterised in that：The cable fixing groove of the lower clamp plate
Outer wall be equipped with protective chain mounting ring, the end of protective chain is connect by lock ring with protective chain mounting ring.
4. terminal box cable anti-picking device according to claim 1, it is characterised in that：The cable fixing groove of the upper clamp plate
It is equipped with screw hole, is equipped with positioning bolt in screw hole, the bottom end of positioning bolt is connected with the positioning pressuring plate of arc.
5. terminal box cable anti-picking device according to claim 1, it is characterised in that：The length of the cable clamp is
The width of 300-500mm, cable clamp are 30-50mm, and the thickness of cable clamp is 3-5mm, and the screw hole I and cable clamp are long
The distance for spending the end in direction is 15-25mm, and the cable clamp is 15-25cm at a distance from nearlyr one end with terminal box.
6. terminal box cable anti-picking device according to claim 5, it is characterised in that：The length of the cable clamp is
The width of 400mm, cable clamp are 40mm, and the thickness of cable clamp is 4mm, the screw hole I and cable clamp length direction
The distance of end is 20mm, and the cable clamp is 20cm at a distance from nearlyr one end with terminal box.
7. terminal box cable anti-picking device according to claim 1, it is characterised in that：The protective chain is by a diameter of 4mm
Reinforcing bar be made.
8. terminal box cable anti-picking device according to claim 7, it is characterised in that：The protective chain includes protective chain list
Member, the shape of the protection chain element are the ellipse that long axis is 20mm, short axle is 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721899598.8U CN207625239U (en) | 2017-12-29 | 2017-12-29 | Terminal box cable anti-picking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721899598.8U CN207625239U (en) | 2017-12-29 | 2017-12-29 | Terminal box cable anti-picking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207625239U true CN207625239U (en) | 2018-07-17 |
Family
ID=62830647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721899598.8U Active CN207625239U (en) | 2017-12-29 | 2017-12-29 | Terminal box cable anti-picking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207625239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111224359A (en) * | 2020-03-19 | 2020-06-02 | 青岛正为能源科技有限公司 | Double-flexible bus fixing clamp |
-
2017
- 2017-12-29 CN CN201721899598.8U patent/CN207625239U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111224359A (en) * | 2020-03-19 | 2020-06-02 | 青岛正为能源科技有限公司 | Double-flexible bus fixing clamp |
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| GR01 | Patent grant |