A kind of piecing devices and its application method reducing transmission line of electricity electromagnetic radiation
Technical field
The invention belongs to electromagnetic radiation protection technical fields, and in particular to a kind of connector for reducing transmission line of electricity electromagnetic radiation
Device and its application method.
Background technique
Chinese utility model patent (application number: CN201510224966.8) discloses a kind of reduction transmission line of electricity electromagnetism spoke
The device penetrated, including housing, the housing are that middle part is hollow, cylindrical shape of both ends open, are provided with electromagnetic screen in the housing
Layer is covered, the housing is filled on the transmission line, in the housing along an opening, the housing is axially arranged with by the opening sleeve
Diameter is greater than the outer diameter of transmission line of electricity, and the side of the opening of the housing is equipped with groove, and the other side is equipped with to match with the groove
Fin, fin inserting makes the closure of openings of the housing in the groove, it is characterised in that: the housing is from outer
It is successively arranged external insulation layer, gauze screen and inner insulating layer to interior, the external insulation layer is suppressed using high-temperature silicon disulfide rubber, described
Gauze screen is tailored using brass screen, and the inner insulating layer is suppressed using high-temperature silicon disulfide rubber;Gauze screen be placed in brush in advance it is glutinous
Centrally above, external insulation layer is placed in above gauze screen the inner insulating layer of mixture, and external insulation layer is aligned with each side of inner insulating layer, adopts
The compacting of the external insulation layer arranged, gauze screen and inner insulating layer is integrated with special equipment.Overhead power transmission can be greatly reduced
Electromagnetic radiation intensity below route can also dissolve the contradiction under line between resident and power supply department, save route technological transformation funds.
But at line joint, the problem of still will appear electromagnetic radiation leakage, and due to only having joint that can let out
Leak electricity magnetic radiation, causes the electromagnetic radiation leakage amount of this position can be very huge.
Summary of the invention
The purpose of the present invention is: be intended to provide it is a kind of reduce transmission line of electricity electromagnetic radiation piecing devices and its user
Method can largely leak electromagnetism for solving joint caused by the existing apparatus structure defect for reducing transmission line of electricity electromagnetic radiation
The problem of radiation.
To realize the above-mentioned technical purpose, The technical solution adopted by the invention is as follows:
A kind of piecing devices and its application method reducing transmission line of electricity electromagnetic radiation, including left and right, two pieces are oppositely arranged
Transmission line of electricity, the transmission line of electricity include battery core, and insulating layer is coated on the outside of the battery core, is coated with gold on the outside of the insulating layer
Belong to shielded layer, housing is coated on the outside of the metal screen layer, be equipped with connecting cylinder between two battery cores, outside the connecting cylinder
Wall left and right ends are radially provided with multiple threaded holes, and holding screw is equipped in the threaded hole, and the is coated on the outside of the connecting cylinder
One heat-shrink tube is also arranged with locking cylinder, the locking cylinder taper type structure big in the small outer end in inner end, institute on the transmission line of electricity
It states locking cylinder inner end and is radially provided with notch, locking cylinder inner end outer wall is equipped with the first external screw thread, and first external screw thread is cone
Shape screw thread, the transmission line of electricity are arranged with fixed cylinder in locking cylinder inner end, and the fixed cylinder outer end inner wall is equipped with and the first outer spiral shell
The first internal screw thread that line matches, fixed cylinder inner end outer wall are equipped with the second external screw thread, and the transmission line of electricity is in fixed cylinder
End cap is equipped with clamping cylinder, the stepped tubular structure of clamping cylinder, and clamping cylinder inner end internal diameter is less than outside clamping cylinder
Internal diameter is held, clamping cylinder inner end outer diameter is less than clamping cylinder outer end outer diameter, and the clamping cylinder outer end inner wall is set
There is the second internal screw thread to match with the second external screw thread, clamping cylinder inner end outer wall is equipped with third external screw thread, two folders
It holds and is equipped with central lock cylinder between cylinder, the center lock cylinder inner wall is equipped with to match third internal screw thread with third external screw thread, the company
Connect cylinder, locking cylinder, fixed cylinder, clamping cylinder and central lock cylinder are that metal conductive materials are made.
Invention by adopting the above technical scheme cooperates holding screw to use consolidating between two battery cores of completion by connecting cylinder
It is fixed, the cladding of connecting cylinder is completed by the first heat-shrink tube, prevents electric current from leaking from connecting cylinder;Again by locking cylinder, fixed cylinder,
Clamping cylinder is connected to the metal screen layer of two transmission lines of electricity with central lock cylinder, forms the electromagnetic shielding field domain of a connection, avoids
Electromagnetic radiation is from joint leaks.
It further limits, the holding screw is interior hexagonal tapered end holding screw.Such structure design, due to interior hexagonal
Tapered end holding screw is integrally generally cylindrical, the head that do not protrude, and after tightening, interior hexagonal tapered end holding screw can be made complete
It protrudes into threaded hole entirely, facilitates the cladding of the first heat-shrink tube.
It further limits, the locking cylinder inner wall is uniformly provided with multiple cone cell bulge-structures.Such structure design, defeated
When electric wire road direction both sides are pullled, the cone cell bulge-structure of locking cylinder inner wall is caught in housing, reinforces the company of locking cylinder and transmission line of electricity
Connect intensity.
It further limits, is coated with the second heat-shrink tube on the outside of the center lock cylinder.Such structure design, can be to avoid rain
Water enchroachment (invasion) contaminates the parts such as locking cylinder, causes to aoxidize and corrode, prolongs the service life.
It further limiting, the locking cylinder outer end is equipped with the first hexagonal block, and the fixed cylinder outer end is equipped with the second hexagonal block,
Clamping cylinder outer end outer wall is set there are six groove, six grooves circumferentially array, the center lock cylinder outer wall center position
Third hexagonal block is installed.Such structure design, the first hexagonal block, the second hexagonal block, six grooves and third hexagonal block are equal
The structure for forming similar hex nut can directly make when rotating to locking cylinder, fixed cylinder, clamping cylinder and central lock cylinder
It is fixed with spanner, practicability is stronger.
It further limits, the outer profile size of the first hexagonal block and the second hexagonal block is identical.Such structure design,
When tightening fixed cylinder, it the spanner of the same model can be used to complete work, reduce the carrying amount of spanner.
It further limits, the structure outline size and the structure outline size phase of the first hexagonal block that six grooves are formed
Together, such structure design can be pulled when operating to clamping cylinder using with operation the first identical model of hexagonal block
Hand reduces the carrying amount of spanner.
It further limits, the every end of threaded hole that the connection drum outer wall left and right ends are arranged radially is no less than three.In this way
Structure design, multi-angle can be carried out to battery core and fixed, enhance the bonding strength between connecting cylinder and battery core.
Meanwhile invention additionally discloses a kind of application methods of piecing devices for reducing transmission line of electricity electromagnetic radiation, including such as
Lower step:
1) two transmission lines of electricity, are carried out peeling processing, make battery core, insulating layer and the metal screen layer of transmission line of electricity successively
Expose housing;
2) it successively, is inserted in locking cylinder, fixed cylinder and clamping cylinder respectively on two transmission lines of electricity, wherein a clamping cylinder
On central lock cylinder is installed, then first heat-shrink tube and one are inserted on the transmission line of electricity on one side for not installing central lock cylinder
Second heat-shrink tube;
3), connecting cylinder is placed between two transmission lines of electricity, then the battery core stripped out is inserted into from connecting cylinder both ends, directly
Connecting cylinder both ends side wall is acted against to insulating layer, then interior hexagonal tapered end holding screw is threaded into hole, makes interior hexagonal cone
End holding screw acts against in battery core, completes the fixation of battery core and connecting cylinder;
4) the first heat-shrink tube is dragged to centre, is coated on the first heat-shrink tube on connecting cylinder and the insulating layer on both sides, then
First heat-shrink tube is heated, the first heat-shrink tube is made to be close to the insulating layer of connecting cylinder and both sides;
5) locking cylinder, is dragged to certain position, fixed cylinder is rotated, fixed cylinder is tightened in locking cylinder, due to locking
The cylinder taper type structure big in the small outer end in inner end, and locking cylinder inner end is radially provided with notch, after fixed cylinder is tightened, locking cylinder
To intermediate compression, so that locking cylinder be made to be firmly secured on transmission line of electricity;
6) metal screen layer inner end is turned down outward, acts against metal screen layer on the inner face of fixed cylinder, then folder
It holds cylinder to drag to both ends, rotates clamping cylinder, the metal screen layer for acting against fixed cylinder inner face is clamped in clamping cylinder and fixation
Between cylinder, the fixation to metal screen layer is completed;
7), the central lock cylinder being installed therein on a clamping cylinder is reversely rotated, connects another clamping cylinder, is completed
The connection of the metal screen layer of two transmission lines of electricity;
8), the second heat-shrink tube to centre drag, make the second heat-shrink tube be coated on locking cylinder, fixed cylinder, clamping cylinder and in
It entreats in lock cylinder, then the second heat-shrink tube is heated, complete the second heat-shrink tube to locking cylinder, fixed cylinder, clamping cylinder and center
The sealing of lock cylinder.
Detailed description of the invention
The present invention can be further illustrated by the nonlimiting examples that attached drawing provides;
Fig. 1 is the structure of a kind of piecing devices for reducing transmission line of electricity electromagnetic radiation of the present invention and its application method embodiment
Schematic diagram;
Fig. 2 is the section view of a kind of piecing devices for reducing transmission line of electricity electromagnetic radiation of the present invention and its application method embodiment
Structural schematic diagram;
Fig. 3 is the enlarged structure schematic diagram in Fig. 2 at A;
Fig. 4 is a kind of piecing devices for reducing transmission line of electricity electromagnetic radiation of the present invention and its connects in application method embodiment
The structural schematic diagram of cylinder;
Fig. 5 is a kind of piecing devices for reducing transmission line of electricity electromagnetic radiation of the present invention and its locks in application method embodiment
The structural schematic diagram of cylinder;
Fig. 6 is fixed in a kind of piecing devices for reducing transmission line of electricity electromagnetic radiation of the present invention and its application method embodiment
The structural schematic diagram of cylinder;
Fig. 7 is a kind of piecing devices for reducing transmission line of electricity electromagnetic radiation of the present invention and its clamps in application method embodiment
The structural schematic diagram of cylinder;
Fig. 8 is center in a kind of piecing devices for reducing transmission line of electricity electromagnetic radiation of the present invention and its application method embodiment
The structural schematic diagram of lock cylinder;
Main element symbol description is as follows:
Battery core 11, insulating layer 12, metal screen layer 13, housing 14,
Connecting cylinder 2, threaded hole 21, the first heat-shrink tube 3,
Locking cylinder 4, notch 41, the first external screw thread 42, the first hexagonal block 43,
Fixed cylinder 5, the first internal screw thread 51, the second external screw thread 52, the second hexagonal block 53,
Clamping cylinder 6, groove 61, the second internal screw thread 62, third external screw thread 63,
Central lock cylinder 7, third hexagonal block 71, third internal screw thread 72, the second heat-shrink tube 8.
Specific embodiment
In order to make those skilled in the art that the present invention may be better understood, with reference to the accompanying drawings and examples to this hair
Bright technical solution further illustrates.
It should be noted that since components most of in the present invention are symmetrically to be arranged in pairs, therefore it is interior in specification
What end referred to is close central location one end of single components, for example the inner end of locking cylinder 4 refers to the locking cylinder 4 on the left side
Right end, the left end of the right locking cylinder 4;And outside refers to the outside of components, as being coated with the first heat-shrink tube on the outside of connecting cylinder 2
3, in be the first heat-shrink tube 3 be coated on connecting cylinder 2 of reference;Inner wall refers to the side wall of hollow components hollow part.
As shown in FIG. 1 to FIG. 8, a kind of piecing devices of reduction transmission line of electricity electromagnetic radiation of the invention and its user
Method, including two transmission lines of electricity being oppositely arranged in left and right, transmission line of electricity includes battery core 11, is coated with insulating layer on the outside of battery core 11
12, metal screen layer 13 is coated on the outside of insulating layer 12, is coated with housing 14 on the outside of metal screen layer 13, between two battery cores 11
Equipped with connecting cylinder 2,2 outer wall left and right ends of connecting cylinder are radially provided with multiple threaded holes 21, holding screw are equipped in threaded hole 21, even
It is coated with the first heat-shrink tube 3 on the outside of connect cylinder 2, locking cylinder 4 is also arranged on transmission line of electricity, locking cylinder 4 is in that the small outer end in inner end is big
Taper type structure, 4 inner end of locking cylinder are radially provided with notch 41, and 4 inner end outer wall of locking cylinder is equipped with the first external screw thread 42, the first outer spiral shell
Line 42 is tapered thread, and transmission line of electricity is arranged with fixed cylinder 5 in 4 inner end of locking cylinder, 5 outer end inner wall of fixed cylinder be equipped with first outside
The first internal screw thread 51 that screw thread 42 matches, 5 inner end outer wall of fixed cylinder are equipped with the second external screw thread 52, and transmission line of electricity is in fixed cylinder 5
Inner end is arranged with clamping cylinder 6, the stepped tubular structure of clamping cylinder 6, and 6 inner end internal diameter of clamping cylinder is less than 6 outer end of clamping cylinder
Internal diameter, 6 inner end outer diameter of clamping cylinder are less than 6 outer end outer diameter of clamping cylinder, and 6 outer end inner wall of clamping cylinder is equipped with and second
The second internal screw thread 62 that external screw thread 52 matches, 6 inner end outer wall of clamping cylinder is equipped with third external screw thread 63, between two clamping cylinders 6
Equipped with central lock cylinder 7, central 7 inner wall of lock cylinder is equipped with to match third internal screw thread 72 with third external screw thread 63, connecting cylinder 2, locking
Cylinder 4, fixed cylinder 5, clamping cylinder 6 and central lock cylinder 7 are that metal conductive materials are made.
In the present embodiment, cooperate holding screw using the fixation completed between two battery cores 11 by connecting cylinder 2, by the
One heat-shrink tube 3 completes the cladding of connecting cylinder 2, prevents electric current from leaking from connecting cylinder 2;Pass through locking cylinder 4, fixed cylinder 5, clamping again
Cylinder 6 is connected to the metal screen layer 13 of two transmission lines of electricity with central lock cylinder 7, forms the electromagnetic shielding field domain of a connection, avoids
Electromagnetic radiation is from joint leaks.
It is preferred that holding screw is interior hexagonal tapered end holding screw.Such structure design, due to interior hexagonal tapered end clamp screw
Following closely whole generally cylindrical, the head that do not protrude can make interior hexagonal tapered end holding screw be fully inserted into screw thread after tightening
In hole 21, facilitate the cladding of the first heat-shrink tube 3.In fact, can also be specific to consider that holding screw structure is set according to the actual situation
Meter.
It is preferred that 4 inner wall of locking cylinder is uniformly provided with multiple cone cell bulge-structures.The design of such structure, transmission line of electricity to
When both sides are pullled, the cone cell bulge-structure of 4 inner wall of locking cylinder is caught in housing 14, reinforces locking cylinder 4 and the connection of transmission line of electricity is strong
Degree.In fact, can also consider that other can reinforce locking cylinder 4 and the structure of transmission line of electricity bonding strength designs according to the actual situation.
It is preferred that being coated with the second heat-shrink tube 8 on the outside of central lock cylinder 7.Such structure design, can infect lock to avoid rainwater
The parts such as tight cylinder 4 cause to aoxidize and corrode, prolong the service life.In fact, can also consider other claddings according to the actual situation
Structure.
It is preferred that 4 outer end of locking cylinder is equipped with the first hexagonal block 43,5 outer end of fixed cylinder is equipped with the second hexagonal block 53, clamping cylinder 6
Outer end outer wall is set there are six groove 61, and circumferentially array, central 7 outer wall central location of lock cylinder are equipped with third hexagonal to six grooves 61
Block 71.Such structure design, the first hexagonal block 43,53, six grooves 61 of the second hexagonal block and third hexagonal block 71 are respectively formed
The structure of similar hex nut can directly make when rotating to locking cylinder 4, fixed cylinder 5, clamping cylinder 6 and central lock cylinder 7
It is fixed with spanner, practicability is stronger.In fact, can also consider other structures convenient to use according to the actual situation
Design.
It is preferred that the first hexagonal block 43 is identical with the outer profile size of the second hexagonal block 53.Such structure design, is being tightened
When fixed cylinder 5, it the spanner of the same model can be used to complete work, reduce the carrying amount of spanner.In fact, can also be according to reality
Situation is specific to consider.
It is preferred that the structure outline size that six grooves 61 are formed is identical as the structure outline size of the first hexagonal block 43, this
The structure of sample designs, can when being operated to clamping cylinder 6, using the spanner of model identical with the first hexagonal block 43 of operation,
Reduce the carrying amount of spanner.In fact, can also be specific to consider according to the actual situation.
It is preferred that the every end of threaded hole 21 that 2 outer wall left and right ends of connecting cylinder are arranged radially is no less than three.Such structure is set
Meter can carry out multi-angle to battery core 11 and fix, enhance the bonding strength between connecting cylinder 2 and battery core 11.In fact, can also basis
Actual conditions, the specific quantity for considering threaded hole 21.
Meanwhile invention additionally discloses a kind of application methods of piecing devices for reducing transmission line of electricity electromagnetic radiation, including such as
Lower step:
1) two transmission lines of electricity, are carried out peeling processing, make battery core 11, insulating layer 12 and the metal screen layer of transmission line of electricity
13 successively expose housing 14;
2) locking cylinder 4, fixed cylinder 5 and clamping cylinder 6, are successively inserted in respectively on two transmission lines of electricity, wherein a folder
It holds and central lock cylinder 7 is installed on cylinder 6, then be inserted in first pyrocondensation on the transmission line of electricity on one side for not installing central lock cylinder 7
Pipe 3 and second heat-shrink tube 8;
3), connecting cylinder 2 is placed between two transmission lines of electricity, then the battery core 11 stripped out is inserted from 2 both ends of connecting cylinder
Enter, until insulating layer 12 acts against 2 both ends side wall of connecting cylinder, then interior hexagonal tapered end holding screw be threaded into hole 21,
It acts against interior hexagonal tapered end holding screw in battery core 11, completes the fixation of battery core 11 and connecting cylinder 2;
4) the first heat-shrink tube 3 is dragged to centre, the first heat-shrink tube 3 is made to be coated on the insulating layer 12 on connecting cylinder 2 and both sides
On, then the first heat-shrink tube 3 is heated, so that the first heat-shrink tube 3 is close to the insulating layer 12 of connecting cylinder 2 and both sides;
5) locking cylinder 4, is dragged to certain position, fixed cylinder 5 is rotated, fixed cylinder 5 is tightened in locking cylinder 4, due to
The taper type structure big in the small outer end in inner end of locking cylinder 4, and 4 inner end of locking cylinder is radially provided with notch 41, when fixed cylinder 5 is tightened
Afterwards, locking cylinder 4 to intermediate compression, so that locking cylinder 4 be made to be firmly secured on transmission line of electricity;
6) 13 inner end of metal screen layer is turned down outward, acts against metal screen layer 13 on the inner face of fixed cylinder 5,
Clamping cylinder 6 is dragged to both ends again, clamping cylinder 6 is rotated, the metal screen layer 13 for acting against 5 inner face of fixed cylinder is clamped in
It holds between cylinder 6 and fixed cylinder 5, completes the fixation to metal screen layer 13;
7), the central lock cylinder 7 being installed therein on a clamping cylinder 6 is reversely rotated, connects another clamping cylinder 6,
Complete the connection of the metal screen layer 13 of two transmission lines of electricity;
8) the second heat-shrink tube 8 is dragged to centre, the second heat-shrink tube 8 is made to be coated on locking cylinder 4, fixed cylinder 5, clamping cylinder 6
It is heated in central lock cylinder 7, then to the second heat-shrink tube 8, completes the second heat-shrink tube 8 to locking cylinder 4, fixed cylinder 5, clamping
The sealing of cylinder 6 and central lock cylinder 7.
Above to it is provided by the invention it is a kind of reduce transmission line of electricity electromagnetic radiation piecing devices and its application method carry out
It is discussed in detail.The explanation of specific embodiment is merely used to help understand method and its core concept of the invention.It should be pointed out that
For those skilled in the art, without departing from the principle of the present invention, can also to the present invention into
Row some improvements and modifications, these improvements and modifications also fall within the scope of protection of the claims of the present invention.