CN112382864A - Flame-retardant power cable - Google Patents
Flame-retardant power cable Download PDFInfo
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- CN112382864A CN112382864A CN202010983178.8A CN202010983178A CN112382864A CN 112382864 A CN112382864 A CN 112382864A CN 202010983178 A CN202010983178 A CN 202010983178A CN 112382864 A CN112382864 A CN 112382864A
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- clamping
- clamping plate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/12—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by twisting
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
- H02G15/182—Cable junctions protected by sleeves, e.g. for communication cable held in expanded condition in radial direction prior to installation
- H02G15/1826—Cable junctions protected by sleeves, e.g. for communication cable held in expanded condition in radial direction prior to installation on a removable hollow core, e.g. a tube
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Abstract
The invention provides a flame-retardant power cable, relates to the technical field of flame-retardant cables, and solves the problems that the conventional cable usually needs workers to screw the cables, the firmness of the butt joint process of two cables is poor, and the cables cannot bear excessive tension, so that the contact of the cables is poor. The flame-retardant power cable comprises a first cable structure, a first sleeving and clamping mechanism and a second sleeving and clamping mechanism, wherein the right side of the first cable structure is screwed with the left side of the second cable structure. The left end of the cable conductor B is screwed with the right end of the cable conductor A, the first cable conductor structure and the second cable conductor structure are fixed, the wrapping sleeve A is placed in the first pipe sleeve on the next step, the first clamping piece clamps and fixes the wrapping sleeve A tightly through the matching of the first adjusting ring and the first clamping piece, the installation process of the first cable conductor structure and the first sleeve clamping mechanism is completed, the wrapping sleeve B is placed in the second pipe sleeve on the next step, and the second clamping piece clamps and fixes the wrapping sleeve B tightly through the matching of the second adjusting ring and the second clamping piece.
Description
Technical Field
The invention belongs to the technical field of flame-retardant cables, and particularly relates to a flame-retardant power cable.
Background
The flame-retardant cable is a cable which is characterized in that a test sample is burnt under a specified test condition, after a test fire source is removed, the flame spread is only within a limited range, and residual flame or residual ignition can be self-extinguished within a limited time. The basic characteristics are as follows: in the event of a fire, may burn out and fail to operate, but may prevent the spread of the fire. In common, in case of fire, the electric wire can limit the combustion within a local range, does not spread, keeps other various equipment and avoids causing larger loss.
For example, application No.: the invention discloses a CN201811649638.2 flame-retardant cable which comprises a cable core body and an outer layer protection body, wherein the cable core body comprises a conductor cable core, a semi-conducting layer, an insulating layer and a shielding layer, the outer layer protection body comprises an inner lining layer, an armor layer and a flame-retardant outer protection layer, and filling is arranged between the cable core body and the outer layer protection body. The flame-retardant outer protective layer is a novel flame-retardant EVA composite cable material. The filling is a flame-retardant filling. The novel flame-retardant EVA composite cable material is prepared by taking ethylene-vinyl acetate copolymer and dicumyl peroxide as main raw materials, introducing ATO @ SiO2-TiCl4 composite material, and performing physical compounding and chemical synthesis.
Based on the search of the above patent, and in combination with the discovery of devices in the prior art, the above devices, when applied, although the novel flame-retardant EVA composite cable material has a flame-retardant effect by comprising the wire core body and the outer-layer protective body, wherein the outer-layer protective body comprises the inner lining layer, the armor layer and the flame-retardant outer protective layer, the novel flame-retardant EVA composite cable material takes ethylene-vinyl acetate copolymer and dicumyl peroxide as main raw materials, and an ATO @ SiO2-TiCl4 composite material is introduced, the novel flame-retardant EVA composite cable material with high flame-retardant performance and low smoke generation amount is prepared by physical compounding, chemical synthesis and other methods, however, when this type of cable is butted, it is usually necessary for a worker to screw the cable, the process of butting two cables, the cable fixing device has poor firmness, cannot bear overlarge pulling force, and the butt joint position of the cable is disconnected, so that the cable cannot be normally transmitted and used.
Disclosure of Invention
In order to solve the technical problems, the invention provides a flame-retardant power cable which aims to solve the problems that the existing cable usually needs workers to screw the cables, the firmness of the butt joint process of two cables is poor, and the cables cannot bear excessive tension, so that the contact of the cables is poor.
The invention relates to a flame-retardant power cable, which is achieved by the following specific technical means:
the flame-retardant power cable comprises a first cable structure, a first sleeving and clamping mechanism and a second sleeving and clamping mechanism, wherein the right side of the first cable structure is screwed with the left side of a second cable structure; the first sleeving and clamping mechanism is wrapped at the right side of the first cable structure; the first sleeve clamping mechanism comprises a first sleeve, a first clamping piece and a first adjusting ring, the first clamping piece is arranged at the right end of the first sleeve, the first adjusting ring is rotatably connected to the first sleeve thread and the peripheral thread of the first adjusting ring, and in the installation state of the first sleeve clamping mechanism, the wrapping sleeve A is positioned in the first sleeve and is clamped and fixed by the first clamping piece through the matching of the first adjusting ring and the first clamping piece; the second clamping mechanism is internally wrapped at the left position of the second cable structure; the left side of the first sleeving and clamping mechanism is fixedly connected in the first connecting mechanism; the right side of the second sleeving and clamping mechanism is fixedly connected in the second connecting mechanism; the first connecting mechanism is fixedly connected with the second connecting mechanism through a screw rod.
Further, the first cable structure comprises a wrapping sleeve A and a cable A, the wrapping sleeve A is provided with a through hole, and the cable A is located in the through hole of the wrapping sleeve A;
further, the second cable structure comprises a wrapping sleeve B and a cable B, the wrapping sleeve B is provided with a through hole, the cable B is positioned in the through hole of the wrapping sleeve B, and the left end of the cable B is screwed with the right end of the cable A in the installation state of the second cable structure;
furthermore, threads are arranged on the periphery of the right side of the first pipe sleeve, a through hole is formed in the first pipe sleeve, threads are arranged on the periphery of the first clamping piece, a clamping block is arranged at the right end in the first clamping piece, and threads are arranged in the first adjusting ring;
further, the second sheathing and clamping mechanism comprises a second sheathing, a second clamping piece and a second adjusting ring, wherein threads are arranged on the periphery of the left side of the second sheathing, through holes are formed in the second sheathing, the second clamping piece is arranged at the left end of the second sheathing, the threads are arranged on the periphery of the second clamping piece, a clamping block is arranged at the left end of the interior of the second clamping piece, the threads are arranged in the second adjusting ring, the second adjusting ring is rotatably connected to the positions of the threads on the periphery of the second sheathing and the second clamping piece, and the sheathing B is positioned in the second sheathing and is clamped and fixed by the second clamping piece through the matching of the second adjusting ring and the second clamping piece in the installation state of the second sheathing and clamping mechanism;
further, the first connecting mechanism comprises a front side clamping plate A, a rear side clamping plate A, an extension plate A and an extension plate B, wherein the top of the front side clamping plate A is provided with a rotating shaft groove, the bottom of the front side clamping plate A is symmetrically provided with two through holes, the middle position of the rear side is provided with a semicircular clamping groove, the top of the rear side clamping plate A is provided with a rotating shaft groove, the bottom of the rear side clamping plate A is symmetrically provided with two through holes, the middle position of the rear end of the front side clamping plate A is rotatably connected with the top of the rear side clamping plate A through a rotating shaft, the middle position of the front end of the front side clamping plate A is fixedly connected with the extension plate A, the extension plate A is provided with a through hole, the left end of a first pipe sleeve is positioned in the clamping groove of the front side clamping plate A and clamped with the clamping groove of the rear side clamping plate A in a mounting state of the first connecting mechanism, a screw penetrates through hole of the bottom of the front side clamping, fixedly connecting the front side clamping plate A with the rear side clamping plate A;
further, the second connecting mechanism comprises a front side clamping plate B, a rear side clamping plate B, an extension plate C and an extension plate D, the top of the front side clamping plate B is rotatably connected with the top of the rear side clamping plate B through a rotating shaft, the middle position of the front end of the front side clamping plate B is fixedly connected with the extension plate C, the extension plate C is provided with a through hole, the middle position of the rear end of the rear side clamping plate B is fixedly connected with the extension plate D, the extension plate D is provided with a through hole, in the installation state of the second connecting mechanism, the right side position of the second pipe sleeve is positioned in a clamping groove of the front side clamping plate B and is clamped with a clamping groove of the rear side clamping plate B, a screw penetrates through the through hole at the bottom of the front side clamping plate B and the through hole at the bottom of the rear side clamping plate B to fixedly connect the front side clamping plate B with the rear side clamping plate B, the extension plate A is fixedly connected with the extension;
furthermore, a rotating shaft groove is formed in the top of the front side clamping plate B, two through holes are symmetrically formed in the bottom of the front side clamping plate B, a semicircular clamping groove is formed in the middle position of the rear side, a rotating shaft groove is formed in the top of the rear side clamping plate B, two through holes are symmetrically formed in the bottom of the rear side clamping plate B, and a semicircular clamping groove is formed in the middle position of the front side;
compared with the prior art, the invention has the following beneficial effects:
the left end of a cable B is twisted and connected with the right end of the cable A, the first cable structure and the second cable structure are fixed, then a wrapping sleeve A is placed in a first pipe sleeve, the wrapping sleeve A is clamped and fixed through a first adjusting ring and a first clamping piece, the installation process of the first cable structure and a first sheathing mechanism is completed, then the wrapping sleeve B is placed in a second pipe sleeve, the wrapping sleeve B is clamped and fixed through a second adjusting ring and a second clamping piece, the installation process of the second cable structure and a second sheathing mechanism is completed, next, the left end of the first pipe sleeve is placed in a clamping groove of a front side clamping plate A and a clamping groove of a rear side clamping plate A to be clamped, a screw penetrates through a through hole at the bottom of the front side clamping plate A and a through hole at the bottom of the rear side clamping plate A, the front side clamping plate A is fixedly connected with the rear side clamping plate A, and the installation process of the first connecting mechanism is completed, at last place second pipe box right side position again in front side splint B presss from both sides the inslot with rear side splint B and presss from both sides tightly, the screw passes front side splint B bottom through-hole and rear side splint B bottom through-hole, with front side splint B and rear side splint B fixed connection, extension board A passes through the cooperation of screw rod and nut and extension board C fixed connection, extension board B passes through the cooperation of screw rod and nut and extension board D fixed connection, accomplish installing additional of second coupling mechanism process, if receive the external force and pull when, pull on the dynamics will transmit the screw rod that first coupling mechanism and second coupling mechanism are connected, the pulling force can not cause the damage to cable conductor A and cable conductor B butt joint.
Drawings
Fig. 1 is a schematic view of the structure of the main view state of the present invention.
Fig. 2 is a schematic structural diagram in a top view state of the present invention.
FIG. 3 is a side view of the present invention.
Fig. 4 is a side view of the first cable structure of the present invention.
Fig. 5 is a side view of a second cable structure of the present invention.
Fig. 6 is a side view of the first collet mechanism of the present invention.
FIG. 7 is a side view of the second clamping mechanism of the present invention.
Fig. 8 is a schematic side view of the first connecting mechanism of the present invention.
Fig. 9 is a side view of the second connecting mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a first cable structure; 101. wrapping a sleeve A; 102. a cable conductor A; 2. a second cable structure; 201. a wrapping sleeve B; 202. a cable conductor B; 3. a first collet mechanism; 301. a first pipe sleeve; 302. a first clip piece; 303. a first adjusting ring; 4. a second set of clamping mechanisms; 401. a second pipe sleeve; 402. a second clip; 403. a second adjusting ring; 5. a first connecting mechanism; 501. a front side splint A; 502. a rear side splint A; 503. an extension plate A; 504. an extension plate B; 6. a second connecting mechanism; 601. a front side splint B; 602. a rear side splint B; 603. an extension plate C; 604. and an extension plate D.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides a flame-retardant power cable, which comprises: the cable clamp comprises a first cable structure 1, a first sleeving and clamping mechanism 3 and a second sleeving and clamping mechanism 4, wherein the right side of the first cable structure 1 is screwed with the left side of a second cable structure 2; the first sleeving and clamping mechanism 3 is wrapped at the right side of the first cable structure 1; the first sleeve clamp mechanism 3 comprises a first sleeve 301, a first clamping piece 302 and a first adjusting ring 303, the first clamping piece 302 is arranged at the right end of the first sleeve 301, the first adjusting ring 303 is rotatably connected to the positions of the threads of the first sleeve 301 and the peripheral threads of the first adjusting ring 303, and the wrapping sleeve A101 is positioned in the first sleeve 301 in the installation state of the first sleeve clamp mechanism 3 and is clamped and fixed by the first clamping piece 302 through the matching of the first adjusting ring 303 and the first clamping piece 302; the second sleeving and clamping mechanism 4 is wrapped at the left position of the second cable structure 2; the left side of the first sleeving and clamping mechanism 3 is fixedly connected in the first connecting mechanism 5; the right side of the second sleeving and clamping mechanism 4 is fixedly connected in the second connecting mechanism 6; the first connecting mechanism 5 is fixedly connected with the second connecting mechanism 6 through a screw rod.
Wherein, first cable structure 1 is including parcel cover A101, cable conductor A102, and parcel cover A101 has seted up the through-hole, and cable conductor A102 is located parcel cover A101 through-hole.
The second cable structure 2 comprises a wrapping sleeve B201 and a cable conductor B202, the wrapping sleeve B201 is provided with a through hole, the cable conductor B202 is located in the through hole of the wrapping sleeve B201, and the left end of the cable conductor B202 is screwed with the right end of the cable conductor A102 in the installation state of the second cable structure 2.
The periphery of the right side of the first pipe sleeve 301 is provided with threads, the inside of the first pipe sleeve is provided with a through hole, the periphery of the first clamping piece 302 is provided with threads, the right end of the inside of the first clamping piece 302 is provided with a clamping block, and the inside of the first adjusting ring 303 is provided with threads.
The second clamping mechanism 4 includes a second pipe sleeve 401, a second clamping piece 402, a second adjusting ring 403, threads are arranged on the periphery of the left side of the second pipe sleeve 401, a through hole is formed in the second clamping piece 402, a second clamping piece 402 is arranged at the left end of the second pipe sleeve 401, threads are arranged on the periphery of the second clamping piece 402, a clamping block is arranged at the left end of the inside of the second clamping piece 402, threads are arranged in the second adjusting ring 403, the second adjusting ring 403 is rotatably connected to the peripheral thread positions of the second pipe sleeve 401 and the second clamping piece 402, and in the installation state of the second clamping mechanism 4, the wrapping sleeve B201 is located in the second pipe sleeve 401 and is clamped and fixed by the second clamping piece 402 through the matching of the second adjusting ring 403 and the second clamping piece 402.
Wherein, the first connecting mechanism 5 comprises a front side splint A501, a rear side splint A502, an extension plate A503 and an extension plate B504, the top of the front side splint A501 is provided with a rotating shaft groove, the bottom is symmetrically provided with two through holes, the middle position of the rear side is provided with a semicircular clamping groove, the top of the rear side splint A502 is provided with a rotating shaft groove, the bottom is symmetrically provided with two through holes, the middle position of the front side is provided with a semicircular clamping groove, the top of the front side splint A501 is rotationally connected with the top of the rear side splint A502 through a rotating shaft, the middle position of the front end of the front side splint A501 is fixedly connected with the extension plate A503, the extension plate A503 is provided with a through hole, the middle position of the rear end of the rear side splint A502 is fixedly connected with the extension plate B504, the extension plate B504 is provided with a through hole, in the installation state of the first connecting mechanism 5, the left end position of the first pipe sleeve 301 is positioned in the clamping groove of the front side splint A501 and is clamped with the, the front side splint a501 and the rear side splint a502 are fixedly connected.
The second connecting mechanism 6 comprises a front side clamping plate B601, a rear side clamping plate B602, an extension plate C603 and an extension plate D604, the top of the front side clamping plate B601 is rotatably connected with the top of the rear side clamping plate B602 through a rotating shaft, the front end middle position of the front side clamping plate B601 is fixedly connected with the extension plate C603, the extension plate C603 is provided with a through hole, the rear end middle position of the rear side clamping plate B602 is fixedly connected with the extension plate D604, the extension plate D604 is provided with a through hole, in the installation state of the second connecting mechanism 6, the right side position of the second pipe sleeve 401 is located in the clamping groove of the front side clamping plate B601 and is clamped with the clamping groove of the rear side clamping plate B602, a screw penetrates through the through hole at the bottom of the front side clamping plate B601 and the through hole at the bottom of the rear side clamping plate B602, the front side clamping plate B601 is fixedly connected with the rear side clamping plate B602, the extension plate A503 is fixedly connected with the extension plate C603 through.
The top of the front side clamping plate B601 is provided with a rotating shaft groove, the bottom of the front side clamping plate B601 is symmetrically provided with two through holes, the middle position of the rear side of the front side clamping plate B601 is provided with a semicircular clamping groove, the top of the rear side clamping plate B602 is provided with a rotating shaft groove, the bottom of the rear side clamping plate B602 is symmetrically provided with two through holes, and the middle position of the front side of the.
When in use: firstly, assembling the equipment, wherein the left end of a cable B202 is screwed with the right end of a cable A102, a first cable structure 1 and a second cable structure 2 are fixed, then a wrapping sleeve A101 is placed in a first pipe sleeve 301, the wrapping sleeve A101 is clamped and fixed by a first clamping piece 302 through the matching of a first adjusting ring 303 and the first clamping piece, the mounting process of the first cable structure 1 and a first sheathing and clamping mechanism 3 is completed, then a wrapping sleeve B201 is placed in a second pipe sleeve 401, the wrapping sleeve B201 is clamped and fixed by a second clamping piece 402 through a second adjusting ring 403 and the matching of the second adjusting ring 403 and the second clamping piece, the mounting process of the second cable structure 2 and a second sheathing and clamping mechanism 4 is completed, next, the left end of the first pipe sleeve 301 is placed in a clamping groove of a front side clamping plate A501 and a clamping groove of a rear side clamping plate A502 to clamp a screw, and the screw penetrates through a through hole at the bottom of the front side clamping plate A501 and a through hole at the bottom of the rear side clamping plate A, the front side clamping plate A501 and the rear side clamping plate A502 are fixedly connected, the adding process of the first connecting mechanism 5 is completed, finally, the right side position of the second pipe sleeve 401 is placed in a clamping groove of the front side clamping plate B601 and a clamping groove of the rear side clamping plate B602 to be clamped, a screw penetrates through a through hole at the bottom of the front side clamping plate B601 and a through hole at the bottom of the rear side clamping plate B602 to fixedly connect the front side clamping plate B601 and the rear side clamping plate B602, the extension plate A503 is fixedly connected with the extension plate C603 through matching of a screw rod and a nut, the extension plate B504 is fixedly connected with the extension plate D604 through matching of the screw rod and the nut, the adding process of the second connecting mechanism 6 is completed, if the extension plate A503 is pulled by external force, the pulling force can be transmitted to the screw rod connected with the first connecting mechanism 5 and the second connecting mechanism 6, the abutting joint of the cable A102 and the cable B202 cannot be damaged by the pulling force, and the firmness of connection of the first cable.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. A fire-retardant type power cable which characterized in that: the cable structure comprises a first cable structure (1), a first sleeving and clamping mechanism (3) and a second sleeving and clamping mechanism (4), wherein the right side of the first cable structure (1) is screwed with the left side of a second cable structure (2); the first sleeving and clamping mechanism (3) is wrapped at the right side of the first cable structure (1); the first sleeve clamp mechanism (3) comprises a first pipe sleeve (301), a first clamping piece (302) and a first adjusting ring (303), the first clamping piece (302) is arranged at the right end of the first pipe sleeve (301), the first adjusting ring (303) is rotatably connected to the positions of threads of the first pipe sleeve (301) and peripheral threads of the first adjusting ring (303), and the wrapping sleeve A (101) is located in the first pipe sleeve (301) and is clamped and fixed by the first clamping piece (302) through the matching of the first adjusting ring (303) and the first clamping piece (302) in the installation state of the first sleeve clamp mechanism (3); the second clamping mechanism (4) is wrapped at the left position of the second cable structure (2); the left side of the first sleeving and clamping mechanism (3) is fixedly connected in the first connecting mechanism (5); the right side of the second sleeving and clamping mechanism (4) is fixedly connected in the second connecting mechanism (6); the first connecting mechanism (5) is fixedly connected with the second connecting mechanism (6) through a screw rod.
2. The flame-retardant power cable according to claim 1, wherein: the first cable structure (1) comprises a wrapping sleeve A (101) and a cable conductor A (102), a through hole is formed in the wrapping sleeve A (101), and the cable conductor A (102) is located in the through hole of the wrapping sleeve A (101).
3. The flame-retardant power cable according to claim 1, wherein: second cable structure (2) is including wrapping up in cover B (201), cable conductor B (202), and the through-hole has been seted up in wrapping up in cover B (201), and cable conductor B (202) are located wrapping up in cover B (201) through-hole, and under second cable structure (2) installation state, cable conductor B (202) left end and cable conductor A (102) right-hand member are twisted mutually and are connect.
4. The flame-retardant power cable according to claim 1, wherein: the outer periphery of the right side of the first pipe sleeve (301) is provided with threads, a through hole is formed in the first pipe sleeve, the outer periphery of the first clamping piece (302) is provided with threads, the right end of the inner portion of the first clamping piece (302) is provided with a clamping block, and threads are arranged in the first adjusting ring (303).
5. The flame-retardant power cable according to claim 1, wherein: the second clamping mechanism (4) comprises a second pipe sleeve (401), a second clamping piece (402) and a second adjusting ring (403), threads are arranged on the periphery of the left side of the second pipe sleeve (401) and provided with a through hole inside, the second clamping piece (402) is arranged at the left end of the second pipe sleeve (401), the threads are arranged on the periphery of the second clamping piece (402), a clamping block is arranged at the left end inside the second clamping piece (402), threads are arranged inside the second adjusting ring (403), the second adjusting ring (403) is rotatably connected to the peripheral thread positions of the second pipe sleeve (401) and the second clamping piece (402), the wrapping sleeve B (201) is located in the second pipe sleeve (401) in the installation state of the second clamping mechanism (4), and the wrapping sleeve B (201) is clamped and fixed through the matching of the second adjusting ring (403) and the second clamping piece (402).
6. The flame-retardant power cable according to claim 1, wherein: the first connecting mechanism (5) comprises a front side clamping plate A (501), a rear side clamping plate A (502), an extension plate A (503) and an extension plate B (504), wherein a rotating shaft groove is formed in the top of the front side clamping plate A (501), two through holes are symmetrically formed in the bottom of the front side clamping plate A (501), a semicircular clamping groove is formed in the middle position of the rear side, a rotating shaft groove is formed in the top of the rear side clamping plate A (502), two through holes are symmetrically formed in the bottom of the rear side clamping plate A, a semicircular clamping groove is formed in the middle position of the front side, the top of the front side clamping plate A (501) is rotatably connected with the top of the rear side clamping plate A (502) through a rotating shaft, the middle position of the front end of the front side clamping plate A (501) is fixedly connected with the extension plate A (503), a through hole is formed in the extension plate A (503), the middle position of the rear end of the rear side clamping plate A (502) is fixedly connected, the left end of the first pipe sleeve (301) is positioned in a clamping groove of the front side clamping plate A (501) and clamped in a clamping groove of the rear side clamping plate A (502), and a screw penetrates through a through hole at the bottom of the front side clamping plate A (501) and a through hole at the bottom of the rear side clamping plate A (502) to fixedly connect the front side clamping plate A (501) and the rear side clamping plate A (502).
7. The flame-retardant power cable according to claim 1, wherein: the second connecting mechanism (6) comprises a front side clamping plate B (601), a rear side clamping plate B (602), an extension plate C (603) and an extension plate D (604), the top of the front side clamping plate B (601) is rotationally connected with the top of the rear side clamping plate B (602) through a rotating shaft, the middle position of the front end of the front side clamping plate B (601) is fixedly connected with the extension plate C (603), the extension plate C (603) is provided with a through hole, the middle position of the rear end of the rear side clamping plate B (602) is fixedly connected with the extension plate D (604), the extension plate D (604) is provided with a through hole, in the installation state of the second connecting mechanism (6), the right side position of the second pipe sleeve (401) is positioned in a clamping groove of the front side clamping plate B (601) and a clamping groove of the rear side clamping plate B (602), a screw penetrates through hole at the bottom of the front side clamping plate B (601) and a through hole at the bottom of the rear side clamping plate B (602), and fixedly connects the front side, the extension plate A (503) is fixedly connected with the extension plate C (603) through the matching of a screw and a nut, and the extension plate B (504) is fixedly connected with the extension plate D (604) through the matching of a screw and a nut.
8. The flame retardant power cable according to claim 7, wherein: the top of the front side clamping plate B (601) is provided with a rotating shaft groove, two through holes are symmetrically formed in the bottom of the front side clamping plate B, a semicircular clamping groove is formed in the middle position of the rear side, the rotating shaft groove is formed in the top of the rear side clamping plate B (602), two through holes are symmetrically formed in the bottom of the rear side clamping plate B, and a semicircular clamping groove is formed in the middle position of the front side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010983178.8A CN112382864A (en) | 2020-09-18 | 2020-09-18 | Flame-retardant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010983178.8A CN112382864A (en) | 2020-09-18 | 2020-09-18 | Flame-retardant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112382864A true CN112382864A (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010983178.8A Withdrawn CN112382864A (en) | 2020-09-18 | 2020-09-18 | Flame-retardant power cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279805A (en) * | 2021-11-26 | 2022-04-05 | 浙江省海洋水产养殖研究所 | Porous water bath concentrator |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279805A (en) * | 2021-11-26 | 2022-04-05 | 浙江省海洋水产养殖研究所 | Porous water bath concentrator |
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Application publication date: 20210219 |