CN213339791U - Waterproof and fireproof cable joint device for mine - Google Patents
Waterproof and fireproof cable joint device for mine Download PDFInfo
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- CN213339791U CN213339791U CN202022706897.3U CN202022706897U CN213339791U CN 213339791 U CN213339791 U CN 213339791U CN 202022706897 U CN202022706897 U CN 202022706897U CN 213339791 U CN213339791 U CN 213339791U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a waterproof and fireproof's mining cable joint device, including the cable body, cable body one end is connected with the joint body, the cable body is by outer to interior waterproof layer, overcoat, enhancement layer and heart yearn of including in proper order, the heart yearn with it has the fire prevention stopping to fill between the enhancement layer, the enhancement layer top is equipped with tears and draws the subassembly, the utility model relates to a cable technology field, this device compact structure makes the cable possess certain waterproof fire resistance through setting up of waterproof layer and fire prevention stopping, realizes mining requirement, and the enhancement layer through the dovetail interlock can strengthen cable's bulk strength simultaneously, when needs overhaul inside wire, can outwards stimulate and tear the single arm-drag, makes the pjncture needle from inside to outside stab and open the overcoat, avoids damaging inside wire, and the use of giving people has brought the convenience.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a waterproof and fireproof's mining cable joint device.
Background
A cable is an electrical energy or signal transmission device, typically a rope-like cable made up of several or groups of conductors twisted together, each group being insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable has interior circular telegram, the characteristics of external insulation, in order to reach the construction demand and possess more permanent life, and the cable often need possess certain fire prevention waterproof nature.
Chinese patent CN205211441U discloses an environmental protection and energy saving fireproof cable, including conductor and joint fixing device, the conductor adopts a plurality of copper wires or aluminium silk or aluminium alloy silk transposition to form, wraps up fire prevention waterproof insulation layer, fire prevention filling layer, separates temperature waterproof shield layer, back-fire relief layer and environmental protection restrictive coating outside the conductor in proper order by inside outside, can add the resistance to compression tensile layer between back-fire relief layer and the environmental protection restrictive coating.
This cable possesses certain fire prevention and waterproof nature, however this cable is when carrying out the wire and overhauing, need follow the inside opening of cuting of outside to overhaul the wire one by one, this method leads to the wire to be cut open the damage easily, thereby influences follow-up maintenance, and it is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a waterproof and fireproof's mining cable joint device has solved the inconvenient problem of overhauing of current cable.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a waterproof and fireproof's mining cable joint device, includes the cable body, cable body one end is connected with the joint body, the cable body is by outer waterproof layer, overcoat, enhancement layer and heart yearn of including in proper order to interior, the heart yearn with it has the fire prevention stopping to fill between the enhancement layer, the enhancement layer top is equipped with tears and draws the subassembly.
Preferably, the reinforcing layer comprises a tensile layer attached to the outer sleeve and a reinforcing rib layer attached to the tensile layer, a dovetail groove is formed in the inner wall of the tensile layer, a protruding portion matched with the dovetail groove is arranged on the outer wall of the reinforcing rib layer, and the protruding portion is embedded in the dovetail groove.
Preferably, tear the subassembly including locating tensile intraformational recess, the recess diapire is equipped with the adhesive tape, the adhesive tape upper wall bonds there is the installed part, the installed part upper wall is equipped with a pair of pjncture needle, the installed part upper wall is located a pair of department is equipped with between the pjncture needle and tears the arm, it passes to tear the arm upper end the overcoat just is located the overcoat is outside.
Preferably, an anticorrosive layer is arranged outside the waterproof layer.
Preferably, the core wire includes a conductive wire and an insulating layer covering the outer side of the conductive wire.
Preferably, the tensile layer is made of polyamide fiber.
Preferably, the fireproof filling material is made of high-temperature resistant glass fiber wire material.
Advantageous effects
The utility model provides a waterproof and fireproof's mining cable joint device, possess following beneficial effect this device compact structure, setting up through waterproof layer and fire prevention stopping makes the cable possess certain waterproof fire resistance, realize mining requirement, but the enhancement layer through the dovetail interlock simultaneously strengthens cable's bulk strength, when needs overhaul the internal conductor, can outwards stimulate and tear the arm-drag, make the pjncture needle from inside to outside sting open the overcoat, avoid damaging the internal conductor, the use of giving people has brought conveniently.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic front view of the present invention.
In the figure: 1. a connector body; 2. a waterproof layer; 3. a jacket; 4. a reinforcing layer; 41. a tensile layer; 42. a reinforcing rib layer; 43. a protrusion; 5. a core wire; 51. a wire; 52. an insulating layer; 6. fireproof filling material; 7. a groove; 8. an adhesive tape; 9. a mounting member; 10. puncturing needle; 11. a tearing arm; 12. and (4) an anticorrosive layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a waterproof and fireproof mining cable joint device comprises a cable body, wherein one end of the cable body is connected with a joint body 1, the cable body sequentially comprises a waterproof layer 2, an outer sleeve 3, a reinforcing layer 4 and a core wire 5 from outside to inside, fireproof filler 6 is filled between the core wire 5 and the reinforcing layer 4, and a tearing assembly is arranged above the reinforcing layer 4; the reinforcing layer 4 comprises a tensile layer 41 attached in the outer sleeve 3 and a reinforcing rib layer 42 attached in the tensile layer 41, a dovetail groove is formed in the inner wall of the tensile layer 41, a protruding part 43 matched with the dovetail groove is arranged on the outer wall of the reinforcing rib layer 42, and the protruding part 43 is embedded in the dovetail groove; the tearing assembly comprises a groove 7 arranged in the tensile layer 41, an adhesive tape 8 is arranged at the bottom wall of the groove 7, an installation piece 9 is bonded on the upper wall of the adhesive tape 8, a pair of puncture needles 10 is arranged on the upper wall of the installation piece 9, a tearing arm 11 is arranged on the upper wall of the installation piece 9 between the pair of puncture needles 10, and the upper end of the tearing arm 11 penetrates through the outer sleeve 3 and is positioned outside the outer sleeve 3; an anticorrosive layer 12 is arranged outside the waterproof layer 2; the core wire 5 comprises a lead 51 and an insulating layer 52 coated outside the lead 51; the tensile layer 41 is made of polyamide fiber; the fireproof filling material 6 is made of high-temperature resistant glass fiber wire material.
The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.
Example (b): a waterproof and fireproof mining cable joint device comprises a cable body, one end of the cable body is connected with a joint body 1, the cable body sequentially comprises a waterproof layer 2, an outer sleeve 3, a reinforcing layer 4 and a core wire 5 from outside to inside, the reinforcing layer 4 comprises a tensile layer 41 and a reinforcing rib layer 42 which are occluded through a dovetail groove, the tensile layer 41 is made of polyamide fiber materials, fireproof filler 6 is filled between the core wire 5 and the reinforcing layer 4, the fireproof filler 6 is made of high-temperature-resistant glass fiber wire materials and has good flame retardance, a tearing assembly comprises a groove 7 arranged in the tensile layer 41, the bottom wall of the groove 7 is provided with an adhesive tape 8, the upper wall of the adhesive tape 8 is bonded with an installation piece 9, the upper wall of the installation piece 9 is provided with a pair of puncture needles 10, the upper wall of the installation piece 9 is provided with a tearing arm 11 between the pair of puncture needles 10, the, when the maintenance is needed, the tearing arm 11 is pulled outwards to separate the mounting piece 9 from the rubber strip 8 until the puncture needle 10 punctures the outer sleeve 3, and then the lead 51 can be maintained, so that the use is convenient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a waterproof and fireproof's mining cable joint device, includes the cable body, cable body one end is connected with joint body (1), its characterized in that, the cable body is by outer waterproof layer (2), overcoat (3), enhancement layer (4) and heart yearn (5) of including in proper order to interior, heart yearn (5) with it has fire prevention stopping (6) to fill between enhancement layer (4), enhancement layer (4) top is equipped with tears and draws the subassembly.
2. The waterproof and fireproof mining cable joint device according to claim 1, wherein the reinforcing layer (4) comprises a tensile layer (41) attached in the outer sleeve (3) and a reinforcing rib layer (42) attached in the tensile layer (41), a dovetail groove is formed in the inner wall of the tensile layer (41), a protruding portion (43) matched with the dovetail groove is formed in the outer wall of the reinforcing rib layer (42), and the protruding portion (43) is embedded in the dovetail groove.
3. The waterproof and fireproof mining cable joint device according to claim 2, wherein the tearing assembly comprises a groove (7) arranged in the tensile layer (41), the bottom wall of the groove (7) is provided with an adhesive tape (8), the upper wall of the adhesive tape (8) is bonded with a mounting piece (9), the upper wall of the mounting piece (9) is provided with a pair of puncture needles (10), a tearing arm (11) is arranged between the pair of puncture needles (10) on the upper wall of the mounting piece (9), and the upper end of the tearing arm (11) penetrates through the outer sleeve (3) and is located outside the outer sleeve (3).
4. A water and fire resistant mining cable joint arrangement as claimed in claim 1, characterized in that the water barrier layer (2) is externally provided with a corrosion protection layer (12).
5. A water and fire resistant mining cable joint arrangement as claimed in claim 1, wherein the core wire (5) includes a conductive wire (51) and an insulating layer (52) covering the outside of the conductive wire (51).
6. The mining cable joint arrangement of claim 2, characterized in that the tensile layer (41) is made of polyamide fiber.
7. A water and fire resistant mining cable joint arrangement as claimed in claim 1, wherein the fire resistant filler (6) is composed of a high temperature resistant fiberglass filament material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022706897.3U CN213339791U (en) | 2020-11-20 | 2020-11-20 | Waterproof and fireproof cable joint device for mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022706897.3U CN213339791U (en) | 2020-11-20 | 2020-11-20 | Waterproof and fireproof cable joint device for mine |
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Publication Number | Publication Date |
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CN213339791U true CN213339791U (en) | 2021-06-01 |
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CN202022706897.3U Active CN213339791U (en) | 2020-11-20 | 2020-11-20 | Waterproof and fireproof cable joint device for mine |
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CN (1) | CN213339791U (en) |
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2020
- 2020-11-20 CN CN202022706897.3U patent/CN213339791U/en active Active
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