CN108631238A - Electrical junction box - Google Patents
Electrical junction box Download PDFInfo
- Publication number
- CN108631238A CN108631238A CN201810522876.0A CN201810522876A CN108631238A CN 108631238 A CN108631238 A CN 108631238A CN 201810522876 A CN201810522876 A CN 201810522876A CN 108631238 A CN108631238 A CN 108631238A
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- CN
- China
- Prior art keywords
- box body
- annular
- groove
- fixed
- conducting wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/088—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings or inlets
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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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/16—Distribution boxes; Connection or junction boxes structurally associated with support for line-connecting terminals within the box
Abstract
The present invention relates to a kind of terminal boxes, disclose a kind of electrical junction box, it includes box body (1) and box cover (2), is opened up on box body (1) and groove (101), the longitudinal cross-section of groove (101) are in a rectangular trapezoid；Box cover (2) is equipped with the raised line (201) coordinated with groove (101), water receiving tank (103) is offered on box body (1) front end face, and the water hole (104) being connected to water receiving tank (103) is offered on groove (101) bottom surface；It is fixed with connecting terminal (4) in box body (1), connecting terminal (4) includes fixed seat (401), further includes the multiple anchor tips (402) being set in fixed seat (401) and the active joint (403) being plugged on anchor tip (402).The present invention can effectively avoid rainwater from penetrating into tray interior from the connection gap of box body and box cover, reach high-effective water-proof performance, at the same can efficiently, fast implement the connection and fractionation of two section leads, and conducting wire torsion damage can be reduced, increase service life.
Description
Technical field
The present invention relates to a kind of terminal boxes, more particularly to a kind of electrical junction box.
Background technology
In the home decoration, terminal box is one of electrical accessories, because the electric wire of finishing is across conduit, and
The joint area circuit of electric wire is long or conduit wants just to use terminal box as transition use when corner, conduit with connect
Wire box connects, and the electric wire inside spool links up in terminal box, plays the role of protecting electric wire and connects electric wire.
Terminal box in use, is generally that connecting terminal is first screwed in tray interior, then leads to
It crosses screw and fixes box cover, be fixed by screw between box cover and box body, due to being connecting terminal inside zoarium, need to ensure box body
Water resistance, but still be able at the gap of existing box body and box cover infiltration water inlet, it is difficult to reach high-effective water-proof performance.
In addition, connecting terminal is the important composition component of terminal box, for realizing the connection of electric wire in terminal box.It is existing
Connecting terminal generally be use one section of sheet metal being enclosed in inside ambroin, both ends have hole that conducting wire can be inserted, have
Screw is used to fasten or unclamp, such as two conducting wires, it is sometimes desirable to connect, need to disconnect again sometimes, at this moment can use end
Son connects them, and can disconnect at any time, easily fast without they are welded or are intertwined
It is prompt.But the connecting terminal in existing terminal box is generally integral type, passes through screw at the both ends of ambroin shell
Connecting wire connects underaction although this kind of connecting terminal can realize the connection of two conducting wires, when connecting terminal is used
When special mounting station, such as the electric wire linking on some rotating devices, there will be wire intertwist, pull electric wire etc. and ask
Topic leads to conducting wire short circuit at connecting terminal, connecting terminal damage.
Invention content
There are conducting wire access is dumb for be improved, connecting terminal for terminal box water resistance in the prior art by the present invention
The problem of, provide a kind of electrical junction box.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：
Electrical junction box, including box body and box cover, the upper surface of box body and offer along the both sides of box body width direction
Narrow groove under width, the longitudinal cross-section of groove side in a rectangular trapezoid and close to box body center is right-angle surface, far from box body
The side of the heart is inclined-plane and inclined-plane and groove floor is in 100-140 ° of angle；Box cover lower face is equipped with and box body upper groove interference
The raised line of cooperation, groove floor are equipped with the threaded hole being bolted with box cover, are offered along groove on box body front end face
Water receiving tank that length direction extends and immediately below the groove offers multiple being evenly arranged and water receiving tank in groove floor
The water hole of connection, water receiving groove bottom are low inside and high outside inclined-plane；After box cover is closed with tray cover, seam of the rainwater in box cover and box body
It can be flowed into groove floor along inclined surface if being saturated at gap at gap, tray interior can not be continued to flow into, passed through
Water hole in groove floor flows in the water receiving tank below groove, then trickles, eventually enters into towards the water outlet of water receiving tank
In water receiver, rainwater is effectively avoided to penetrate into tray interior from the connection gap of box body and box cover so that the terminal box reaches high
Imitate water resistance.
It is fixed with connecting terminal in box body, connecting terminal includes further including in a rectangular parallelepiped shape and for the fixed seat of plastic part
It multiple anchor tips being evenly arranged along fixed seat length direction for being set in fixed seat and is plugged on anchor tip
The both ends of active joint, anchor tip are respectively formed the first wire insertion hole and the terminal insertion holes for grafting active joint,
First wire insertion hole and terminal insertion holes are respectively arranged on the two sides along its length of fixed seat；
Anchor tip includes the first metalwork being fixed in fixed seat, and the first metalwork includes that cylindrical body and setting exist
On the inner surface of cylindrical body and along the first annular protrusion of cylindrical body axis direction arrangement being mutually parallel and the second annular
Protrusion forms annular slot between first annular protrusion and the second annular protrusion, the close first annular protrusion of cylindrical body
End forms the first wire insertion hole, and terminal insertion holes are formed close to the end of the second annular protrusion；On cylindrical body inner surface
The position for installing the second annular protrusion is equipped with annular groove, is fixed with what length direction was arranged along annular groove depth direction in annular groove
Multiple crossed strips being evenly arranged, the second annular protrusion are fixed in annular groove bottom and can be contracted completely by crossed strip
It returns in annular groove；
Active joint includes cylindrical plastic casing, and one end of plastic casing is fixed with the second metalwork and the second gold medal
The one end for belonging to part is inserted into inside plastic casing, and the other end of plastic casing forms the second wire insertion hole；Second metalwork packet
Include the cylindrical body and be fixed on can be caught on cylindrical body external part lateral wall that one end is inserted into plastic casing
Two annular outer side walls of the annular fixture block in annular slot, two annular inner side walls of annular slot and annular fixture block contact with each other and
Annular fixture block can rotate in annular slot；Second annular protrusion is Zi the outer surface being connect with crossed strip to inner surface thickness
Degree is gradually reduced and section in the axial direction is in the ring bodies of isosceles trapezoid, and the two sides of the second annular protrusion are configured to ring
The guide surface that shape fixture block is oriented to.
Connecting terminal is designed to that active joint is connected with anchor tip two-part, and is connected using the form of plug,
Connection type is simple, can efficiently, fast implement the connection and fractionation of two section leads, and two sections of connectors can relative rotation, make
Conducting wire can be adjusted by way of rotation after obtaining conducting wire access, avoids conducting wire because incorrect conduction reverses, and reduced conducting wire torsion and damaged
Wound increases service life.
Preferably, the water outlet on the front end face of box body and positioned at water receiving tank is equipped with water receiver.
Preferably, the water outlet on the front end face of box body and positioned at water receiving tank is equipped with U-shaped card slot, water receiver is longitudinal
It the L-shaped box body in section and is connected in U-shaped card slot.Water receiver on box body, is made its installation, torn open by this kind of socket connection
It is very simple to unload mode, operating personnel only need the water in water receiver from extraction in U-shaped card slot can be poured out to water receiver.
Preferably, the side of close the box body center on cassette upper end face and positioned at groove is equipped with parallel with groove the
One elongated slot, box cover be equipped with mutual corresponding second elongated slot of the first elongated slot on box body, between the first elongated slot and the second elongated slot
Equipped with rubber strip, two parts up and down of rubber strip are respectively clamped into the second elongated slot and the first elongated slot.Further increase box body and box
Water resistance at lid connection gap so that no matter amount of rainfall penetrate into how much, can ensure rainwater will not enter tray interior,
The further mutual position-limiting action between box body and box cover is played simultaneously, and ensureing being capable of Accurate align between box body and box cover.
Preferably, tray interior and positioned at box bottom be equipped with connecting terminal fixed mechanism, connecting terminal fix machine
Structure includes fixed plate, and fixed plate is fixed on by being telescopically connected seat on box bottom, and it includes being fixed on fixed plate to be telescopically connected seat
Guide rod on lower surface and the guide sleeve being fixed on box bottom, form the guide groove being inserted into for guide rod in the middle part of guide sleeve, guide rod with lead
It is equipped with compressed spring between set and compressed spring is set on guide rod, is resisted against at the top of compressed spring on fixed plate lower surface,
Bottom is resisted against on guide groove bottom surface.Realize that connecting terminal can be up and down in terminal box by being telescopically connected seat so that tear open
Connecting terminal can stretch out terminal box when line, wiring, and the wiring that tray interior space limitation is brought when reducing wiring or dismounting is not
Just, quick, efficient wiring, disassembly process are realized, effectively improve tear open, wiring efficiency.
Preferably, being equipped with U-shaped storage tank of the opening towards box body side on the left and right side of fixed plate, U-shaped is accommodating
The limiting plate that can be fully retracted in U-shaped storage tank is equipped in slot, limiting plate is connected by the limit spring of more lateral arrangements
On the bottom surface of U-shaped storage tank, tray interior and it is fixed with and can limit on limiting plate in the left and right sides of box body
The limited block of lower movement.Limiting plate is mutually limited with limited block, is ensured fixed stability of the connecting terminal in box body, is passed through
This is simple in structure, very convenient for the adjusting for being telescopically connected seat, can realize the fast lifting of connecting terminal.
Preferably, the bottom surface of annular slot be equipped with it is multiple be evenly arranged ball grooves, set in each ball grooves there are one
The ball that can be freely rotated is additionally provided with annular rotor plate in annular slot, and the outer surface of annular fixture block is resisted against annular rotation
On the medial surface of plate.Enable to the active joint in anchor tip much smoother under annular rotor plate and ball effect
Rotation, situations such as being not in interim card or can not rotate so that the rotating property of the connecting terminal of the rotation connection formula obtains
Optimize significantly.
Preferably, being threaded with wire restraint on the inner surface of the first wire insertion hole and the second wire insertion hole
Part, wire restraint part include interconnecting piece and limiting section, and interconnecting piece is cylindrical and lateral wall is equipped with external screw thread, interconnecting piece middle part
The conducting wire cable-through hole in strip is offered, conducting wire cable-through hole includes the card line section of cross section semicircular in shape and cross section is in rectangular
The limit section of shape, limiting section include L-shaped push rod and the arc-shaped limit piece for being connected to the one of end of push rod, arc-shaped limit
Piece is set in conducting wire cable-through hole and can be moved and conducting wire cable-through hole along conducting wire cable-through hole length direction under push rod effect
Card line section is realized jointly limits the holding of conducting wire, offers on interconnecting piece bottom surface and is transported along conducting wire cable-through hole length direction for push rod
Strip grooves are stretched out in dynamic strip grooves, another end of push rod.This kind of connection type can realize the flexible modulation to lead location,
Poor wire connection is avoided, conducting wire connective stability is improved.Connection simultaneously for conducting wire connects merely by the mode of compression
It connects, is screwed without existing, do not generate torsion, pulling force, can fully reduce the damage to terminal.
Preferably, push rod includes the transverse bar being connect with arc-shaped limit piece and stretches out the longitudinal rod of strip grooves, transverse bar
Outer surface on set the first elastic spacing piece, the cell wall of strip grooves is equipped with the second elasticity limit coordinate with the first elastic spacing piece
The longitudinal cross-section of bit slice, the first elastic spacing piece and the second elastic spacing piece is triangular in shape and the two can be mutually clamped.It is logical
It crosses the first elastic spacing piece to cooperate with the second elastic spacing piece in strip grooves, to realize the position to arc-shaped limit piece
It is fixed.
The present invention has significant technique effect as a result of above technical scheme：
The present invention can effectively avoid rainwater from being penetrated into from the connection gap of box body and box cover the design of box body and box cover
Tray interior so that the terminal box reaches high-effective water-proof performance, while by the way that connecting terminal is divided into two-part connection, can
Efficiently, the connection and fractionation of two section leads are fast implemented, and two sections of connectors being capable of relative rotation so that can lead to after conducting wire access
The mode for crossing rotation adjusts conducting wire, avoids conducting wire because incorrect conduction reverses, and reduces conducting wire torsion damage, increases service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of box body in the embodiment of the present invention 1.
Fig. 2 is the faces the A-A sectional view of Fig. 1.
Fig. 3 is the structural schematic diagram in box body after link terminal in the embodiment of the present invention 1.
Fig. 4 is another structural schematic diagram of box body in the embodiment of the present invention 1.
Fig. 5 is the structural schematic diagram of box cover in the embodiment of the present invention 1.
Fig. 6 is the transverse sectional view of Fig. 3 middle connecting terminals.
Fig. 7 is the structural schematic diagram of anchor tip in Fig. 6.
Fig. 8 is the structural schematic diagram of active joint in Fig. 6.
Fig. 9 is the structural schematic diagram that conduit is connect with bascule in Fig. 4.
Figure 10 is the structural schematic diagram of wire restraint seat in Fig. 7 or Fig. 8.
Figure 11 is the faces the A-A sectional view of Figure 10.
Figure 12 is the part A partial enlarged view of Figure 11.
Figure 13 is the longitudinal sectional view of Fig. 3.
Figure 14 is the faces the A-A sectional view of Figure 13.
The toponym that each number designation is referred in attached drawing is as follows：The toponym that each number designation is referred in attached drawing
It is as follows：1-box body, 2-box covers, 3-connecting terminal fixed mechanisms, 4-connecting terminals, 101-grooves, 102-threaded holes,
103-water receiving tanks, 104-water holes, 105-water receivers, 106-U-shaped card slots, the 107-the first elongated slot, 108-rubber strips,
201-raised lines, 202-bolts, the 203-the second elongated slot, 301-fixed plates, 302-are telescopically connected seat, 303-guide rods, 304-
Guide sleeve, 305-guide grooves, 306-compressed springs, 307-U-shaped storage tanks, 308-limiting plates, 309-limit springs, 310-limits
Position block, 401-fixed seats, 402-anchor tips, 403-active joints, the 404-the first wire insertion hole, 405-connectors are inserted
Enter hole, the 406-the first metalwork, 407-cylindrical bodies, 408-first annular protrusions, the 409-the second annular protrusion, 410-
Annular slot, 411-annular grooves, 412-crossed strips, 413-plastic casings, the 414-the second metalwork, 415-the second are led
Line pluging handhole, 416-cylindrical bodies, 417-annular fixture blocks, 418-guide surfaces, 419-ball grooves, 420-balls,
421-annular rotor plates, 422-wire restraint parts, 423-interconnecting pieces, 424-limiting sections, 425-conducting wire cable-through holes, 426-
Card line section, 427-limit sections, 428-push rods, 429-arc-shaped limit pieces, 430-strip grooves, 431-transverse bars, 432-are indulged
To bar, the 433-the first elastic spacing piece, the 434-the second elastic spacing piece, 501-slots, 502-entrance holes, 503-plates,
504-cable interfaces, 505-limited screw holes, 506-separated time disc plates, 507-branch holes, 508-conduits.
Specific implementation mode
Present invention is further described in detail with embodiment below in conjunction with the accompanying drawings.
Embodiment 1
Electrical junction box, as shown in Figure 1, Figure 2 and shown in Fig. 5, including box body 1 and box cover 2, the upper surface of box body 1 and along box
The both sides of 1 width direction of body offer groove 101 wide at the top and narrow at the bottom, and the longitudinal cross-section of groove 101 is in a rectangular trapezoid and close to box
The side at 1 center of body is right-angle surface, and the side far from 1 center of box body is inclined-plane and inclined-plane and 101 bottom surface of groove is in 100-140 °
Angle, using 105 ° in the present embodiment；2 lower face of box cover is equipped with the raised line being interference fitted with 1 upper groove 101 of box body
201,101 bottom surface of groove is equipped with the threaded hole 102 that is connect by bolt 202 with box cover 2, first will be convex on box cover 2 when connection
Item 201 is caught in the groove 101 on box body 1, is then connected by bolt 202 and is mutually fastened box body 1 and box cover 2.
Box body 1 is connect by existing plane with the joint face of box cover 2 and is designed to groove 101 and raised line 201 in the present embodiment
Connection type, both enable to quickly to be accurately positioned so that the connection between box body 1 and box cover 2 is more efficient.And it will be recessed
Slot 101 is designed to right-angled trapezium shape with raised line 201, and so that the right-angle surface of right-angled trapezium is to incline close to 1 center inside face of box body
Inclined-plane is the lateral surface far from 1 center of box body, so that after box cover 2 is closed with the lid of box body 1, seam of the rainwater in box cover 2 and box body 1
It can be flowed on 101 bottom surface of groove along inclined surface if being saturated at gap at gap, since 101 another side of groove is straight
Edged surface, therefore the rainwater penetrated into groove 101 can not be flowed to 101 top surface of groove by 101 bottom surface of groove, that is, block rainwater to continue
It flows into inside box body 1.On the other hand, it offers extending along 101 length direction of groove on 1 front end face of box body and is located at groove
Water receiving tank 103 immediately below 101 offers multiple water holes being evenly arranged being connected to water receiving tank 103 on 101 bottom surface of groove
104,103 bottom surface of water receiving tank is low inside and high outside inclined-plane, is set on the front end face of box body 1 and positioned at the water outlet of water receiving tank 103
There is water receiver 105, so that the rainwater in groove 101 will not be saved bit by bit, but passes through the water hole 104 on 101 bottom surface of groove
It flows in the water receiving tank 103 of 101 lower section of groove, and since 103 bottom surface of water receiving tank is low inside and high outside inclined-plane, to be in water receiving
Water in slot 103 can trickle towards the water outlet of water receiving tank 103, eventually enter into water receiver 105, on the front end face of box body 1
And it is equipped with U-shaped card slot 106 positioned at the water outlet of water receiving tank 103, water receiver 105 is the L-shaped box body 1 in longitudinal cross-section and is clamped
In U-shaped card slot 106, therefore, operating personnel only need to extract water receiver 105 from U-shaped card slot 106 can be by water receiver
Water in 105 is poured out, and can effectively avoid rainwater from the company of box body 1 and box cover 2 by the above-mentioned design to box body 1 and box cover 2
It is penetrated into inside box body 1 at seam gap so that the terminal box reaches high-effective water-proof performance.
It is equipped with and groove in the present embodiment on 1 upper surface of box body and positioned at the side at 1 center of close box body of groove 101
101 the first parallel elongated slots 107, box cover 2 be equipped with 107 mutual corresponding second elongated slot 203 of the first elongated slot on box body 1,
Rubber strip 108 is equipped between first elongated slot 107 and the second elongated slot 203, two parts up and down of rubber strip 108 are respectively clamped into the second length
In slot 203 and the first elongated slot 107.Pass through 1 center of close box body on the joint face of box body 1 and box cover 2 and positioned at groove 101
Side be equipped with rubber strip 108, the water resistance at box body 1 and 2 connection gap of box cover can be further increased so that no matter
How much is amount of rainfall infiltration, can ensure that rainwater will not enter inside box body 1, while can play between box body 1 and box cover 2
Further mutual position-limiting action, ensureing being capable of Accurate align between box body 1 and box cover 2.
In addition, as shown in Figure 13, Figure 14, in the present embodiment, terminals are equipped with inside box body 1 and positioned at 1 bottom surface of box body
Sub- fixed mechanism 3, connecting terminal fixed mechanism 3 include fixed plate 301, and fixed plate 301 is fixed on box by being telescopically connected seat 302
On 1 bottom surface of body, it is telescopically connected seat 302 and includes the guide rod 303 being fixed on 301 lower surface of fixed plate and be fixed on 1 bottom surface of box body
On guide sleeve 304, the middle part of guide sleeve 304 forms the guide groove 305 being inserted into for guide rod 303, is equipped with and presses between guide rod 303 and guide sleeve 304
Contracting spring 306 and compressed spring 306 is set on guide rod 303, the top of compressed spring 306 is resisted against 301 lower surface of fixed plate
On, bottom is resisted against on 305 bottom surface of guide groove.Wherein, opening is equipped on the left and right side of fixed plate 301 towards 1 side of box body
U-shaped storage tank 307, the limiting plate 308 that can be fully retracted in U-shaped storage tank 307, limiting plate are equipped in U-shaped storage tank 307
308 are connected to by the limit spring 309 of more lateral arrangements on the bottom surface of U-shaped storage tank 307, inside box body 1 and are located at box
The limited block 310 for being fixed in the left and right sides of body 1 and the up and down motion of limiting plate 308 capable of being limited.
Connecting terminal 4 in the present embodiment is not directly anchored on the bottom surface of box body 1, but is fixed by connecting terminal
Mechanism 3 is fixed in box body 1, and connecting terminal fixed mechanism 3 is that the device that can be lifted when in use leads to connecting terminal 4
It crosses screw to be fixed in fixed plate 301, during connecting terminal 4 is fixed in fixed plate 301, fixed plate 301 is flexible
Spring effect in connecting seat 302 is lower in highest state is risen to, this kind of state enables to fixed plate 301 to stretch as far as possible
Go out box body 1, reduces the operation limitation come by 1 inner space smaller strip of box body.
After connecting terminal 4 is fixed, connecting terminal 4 is pushed down on so that be telescopically connected seat 302 and move down, until fixation
Plate 301 is moved at limited block 310, and fixed plate 301 is due to the mutual position-limiting action of limited block 310 and limiting plate 308, nothing at this time
Method continues to move down, and operating personnel need inside side compression limiting plate 308 so that limiting plate 308 overcomes the bullet of limit spring 309
In power retraction fixed plate 301, it can continue to move down fixed plate 301 at this time, until fixed plate 301 is moved to limited block
310 lower sections, unclamp limiting plate 308 so that and limiting plate 308 stretches out 301 side of fixed plate under the action of limit spring 309, this
When can mutually be limited with limited block 310 again so that it is entire to be telescopically connected seat 302 and move up, complete connecting terminal 4 in box
Entire assembly inside body 1.Similarly, enable connecting terminal 4 to rise to highest state when needing wiring, reduce box body 1
The inner space wiring that brings of limitation is inconvenient, realizes quick, efficient wiring, disassembly process, effectively improve tear open, wiring efficiency.
As shown in Fig. 3, Fig. 6-8, connecting terminal 4 is fixed in the present embodiment in box body 1, connecting terminal 4 includes in rectangular
Body shape and for plastic part fixed seat 401, further include be set to it is multiple equal along 401 length direction of fixed seat in fixed seat 401
The anchor tip 402 of even arrangement and the active joint 403 being plugged on anchor tip 402, the both ends difference of anchor tip 402
Form the first wire insertion hole 404 and the terminal insertion holes 405 for grafting active joint 403,404 He of the first wire insertion hole
Terminal insertion holes 405 are respectively arranged on the two sides along its length of fixed seat 401；
Anchor tip 402 includes the first metalwork 406 being fixed in fixed seat 401, and the first metalwork 406 includes tubular
Ontology 407 and it is arranged on the inner surface of cylindrical body 407 and along the of being mutually parallel of arranging of 407 axis direction of cylindrical body
One annular protrusion 408 and the second annular protrusion 409, first annular raised 408 and second form annular snap between annular protrusion 409
Slot 410, cylindrical body 407 forms the first wire insertion hole 404 close to first annular raised 408 end, close to the second ring
The end of shape protrusion 409 forms terminal insertion holes 405；The position of second annular protrusion 409 is installed on 407 inner surface of cylindrical body
Equipped with annular groove 411, it is fixed with length direction in annular groove 411 and multiple is evenly arranged along what 411 depth direction of annular groove was arranged
Crossed strip 412, the second annular protrusion 409 is fixed on 411 bottom surface of annular groove and can be contracted completely by crossed strip 412
It returns in annular groove 411；
Active joint 403 includes cylindrical plastic casing 413, and one end of plastic casing 413 is fixed with the second metal
The one end of part 414 and the second metalwork 414 is inserted into inside plastic casing 413, and the other end of plastic casing 413 forms second and leads
Line pluging handhole 415；Second metalwork 414 includes the cylindrical body 416 and be fixed on circle that one end is inserted into plastic casing 413
The annular fixture block 417 that can be caught in annular slot 410 on 416 external part lateral wall of cylindrical body, the two of annular slot 410
Two annular outer side walls of annular inner side wall and annular fixture block 417 contact with each other and annular fixture block 417 can be in annular slot 410
Rotation；Second annular protrusion 409 is to be gradually reduced to inner surface thickness Zi the outer surface being connect with crossed strip 412 and along axis
The section in direction is in the ring bodies of isosceles trapezoid, what the two sides of the second annular protrusion 409 were configured to be oriented to annular fixture block 417
Guide surface 418.
The bottom surface of annular slot 410 be equipped with it is multiple be evenly arranged ball grooves 419, set in each ball grooves 419 there are one
The ball 420 that can be freely rotated is additionally provided with annular rotor plate 421 in annular slot 410, and the outer surface of annular fixture block 417 is supported
On the medial surface for leaning against annular rotor plate 421.
When connecting wire, conducting wire is stretched into junction box from the cable interface 504 of terminal box, the first conducting wire will be located at
The conducting wire for being inserted into 404 side of hole is directly accessed in the first wire insertion hole 404 conducting wire for connecting, and being located at 405 side of terminal insertion holes
Second that day of wire insertion hole 415 for being then inserted into active joint 403 connects, and is then inserted into the active joint 403 for connecting conducting wire
In cylindrical body 407, with stretching into for active joint 403, annular fixture block 417 applies the guide surface 418 of the second annular protrusion 409
Power so that the second annular protrusion 409 overcomes in the inner wall of 412 elastic force retraction cylindrical body 407 of crossed strip, at this time the second connector
It can continue to move along direction of insertion, until annular fixture block 417 is completely into the position of annular slot 410, annular snap at this time
Block 417 is detached from the second annular protrusion 409, and the second annular protrusion 409 is restored to home position under the action of crossed strip 412,
Just the annular slot 410 limited with the pairs of annular snap block 417 of first annular raised 408 jointly constructs, at this time annular fixture block 417
Lateral surface, upper and lower surface contacted respectively with the bottom surface of annular slot 410, upper side and downside, annular slot 410
It is metalwork with annular fixture block 417, to realize the electric connection of anchor tip 402 and active joint 403, simultaneously because two
Person is only to connect, and there is no complete clampings, therefore anchor tip 402 being capable of phase with active joint 403 under external force
Avoid conducting wire because incorrect conduction reverses, reduction is led to which conducting wire can be adjusted by way of rotation after conducting wire access rotation
Line torsion damage, increases service life.
When needing to separate in conducting wire, active joint 403 is directly extracted into anchor tip 402, in withdrawal process, equally
Annular fixture block 417 exerts a force to the guide surface 418 of the other side of the second annular protrusion 409 so that the second annular protrusion 409 overcomes cross
Into the inner wall of 412 elastic force retraction cylindrical body 407 of spring, active joint 403 can continue to move along extraction direction at this time, directly
The position of annular slot 410 is completely disengaged to annular fixture block 417, annular fixture block 417 is detached from the second annular protrusion 409 at this time, the
Second ring protrusion 409 is restored to home position under the action of crossed strip 412, and releases the limit to annular fixture block 417,
Active joint 403 is transferred to.Connecting terminal 4 is connect using anchor tip 402 with 403 plug-in of active joint, between the two
Connection and dismounting are very convenient, can efficiently, fast implement the connection and fractionation of two section leads, using flexible, conveniently is led to
Cross annular slot 410 limit, stability is strong, can suitable for different occasions conducting wire connection.
As shown in figs. 10-12, in the present embodiment the first wire insertion hole 404 and the second wire insertion hole 415 inner surface
On be threaded with wire restraint part 422, wire restraint part 422 includes interconnecting piece 423 and limiting section 424, and interconnecting piece 423 is in circle
Tubular and lateral wall are equipped with external screw thread, and 423 middle part of interconnecting piece offers the conducting wire cable-through hole 425 in strip, and conducting wire crosses line
Hole 425 includes the card line section 426 of cross section semicircular in shape and the limit section 427 that cross section is rectangle, and limiting section 424 includes L
The push rod 428 of shape and the arc-shaped limit piece 429 for being connected to 428 one of end of push rod, arc-shaped limit piece 429, which is set to, leads
In line cable-through hole 425 and it can be moved and conducting wire cable-through hole 425 along 425 length direction of conducting wire cable-through hole under the effect of push rod 428
Card line section 426 realize jointly the holding of conducting wire limited, offered on 423 bottom surface of interconnecting piece and cross line along conducting wire for push rod 428
The strip grooves 430 of hole 425 length direction movement, strip grooves 430 are stretched out in another end of push rod 428.
Push rod 428 includes the transverse bar 431 being connect with arc-shaped limit piece 429 and stretches out the longitudinal rod 432 of strip grooves 430,
The first elastic spacing piece 433 is set on the outer surface of transverse bar 431, the cell wall of strip grooves 430 is equipped with and the first elastic spacing piece
The longitudinal cross-section of second elastic spacing piece 434 of 433 cooperations, the first elastic spacing piece 433 and the second elastic spacing piece 434 is in
Triangle and the two can be mutually clamped.
Conducting wire first penetrates conducting wire in interconnecting piece 423 in the connection procedure of active joint 403 and anchor tip 402
In the conducting wire cable-through hole 425 in portion, position of the arc-shaped limit piece 429 in conducting wire cable-through hole 425 is then adjusted by push rod 428,
And cooperate eventually by the card line section 426 in wire restraint hole and arc-shaped limit piece 429, hold conducting wire tightly, and pass through push rod 428
On the first elastic spacing piece 433 and the second elastic spacing piece 434 in strip grooves 430 cooperate fixed arc-shaped limit piece
429 position.
The compression to conducting wire is realized by this kind of mode, then realizes the tune that 425 length of conducting wire cable-through hole is stretched out to conducting wire
Section, the first elastic spacing piece 433 and the second elastic spacing piece 434 are made of deformable material so that push rod 428 is in length
The first elastic spacing piece 433 and the second elastic spacing piece 434 deform and make push rod 428 in reciprocatory movement in bar groove 430
It can smoothly move.Due to being connected through a screw thread between interconnecting piece 423 and conducting wire insertion end, so as to pass through rotary connector
423 realize position of the entire wire restraint part 422 in conducting wire insertion end, fully screw interconnecting piece 423 when accessing conducting wire, make
It reaches the most deep position of conducting wire insertion end, ensures that conductive contact head and the bottom surface of conducting wire insertion end contact with each other, this kind connection
Mode can realize the flexible modulation to lead location, avoid poor wire connection, improve conducting wire connective stability.
Meanwhile the connection type in the present embodiment for conducting wire is more convenient, is connected merely by the mode of compression, nothing
It need to be screwed using existing screw, torsion, pulling force not generated, for terminal pulling force, torsion during avoiding screw from screwing
Terminal fractures caused by excessive, fully reduces to the damage or damage at terminal.
As shown in fig. 4, fig. 9, lateral arrangement and opening court are equipped in the present embodiment on the front end-plate and end plate of box body 1
Outer longitudinal cross-section is the slot 501 of T shapes, and the bottom surface opposite with being open of slot 501 is equipped with the inlet wire of multiple lateral arrangements
Hole 502, slot 501 is interior to be equipped with the plate 503 that lateral straight reciprocating motion can be done along slot 501, and energy is fixed on plate 503
It is equipped with limited screw hole 505 on the bottom surface of enough cable interfaces 504 being aligned with entrance hole 502, plate 503 and slot 501,
Limited screw hole 505 on the plate 503 limited screw hole 505 different from the bottom surface of slot 501 to it is corresponding when 504
Corresponding different entrance hole 502.The bottom surface of slot 501 is equipped with two groups of entrance holes 502, every group of entrance hole 502 in the present embodiment
It it is two, fixed on plate 503 there are two cable interfaces 504 corresponding with single group entrance hole 502, can adjust plate 503 and are inserting
It realizes that cable interface 504 is corresponded to from different groups of entrance holes 502 on plate 503, and is limited by limited screw in position in slot 501
Position is fixed.Position of the cable interface 504 in terminal box in terminal box, conducting wire thereto are can be adjusted by this kind of mode
Shi Buhui is limited by 504 position of cable interface so that conducting wire can flexibly select interface different on connecting terminal 4, together
When due to cable interface 504 position adjustability, access conducting wire when 1 inner lead of box body can be reasonable according to physical location
Arrangement increases wiring efficiency.
Separated time disc plate 506 is fixed in entrance hole 502, separated time disc plate 506 is equipped with multiple branch holes 507, this reality
It applies and is provided with eight branch holes 507 on a middle separated time disc plate 506, on separated time disc plate 506 and correspond to each branch hole 507
Place is respectively and fixedly provided with a conduit 508, and 508 one end of conduit is fixed on separated time disc plate 506, and the other end stretches into box body 1
Portion, active joint 403 can be plugged on the end of conduit 508 stretched into inside box body 1 by the second wire insertion hole 415
On.Multiple conduits 508 are arranged in 502 inside of entrance hole so that, can be by dividing at connection jaws when stranded conductor connects
Per share conducting wire is inserted into conduit 508 by line disc plate 506 respectively, is realized advance separated time, is avoided stranded conductor in terminal box
Wiring error caused by dislocation, while the conducting wire that also can rationally be arranged by conduit, effectively improve wiring efficiency.Separately
Outside, active joint 403 under without using state is plugged on conduit so that 403 detachable of active joint is placed in terminal box
Inside avoids active joint 403 from losing, and when use need to only pull up active joint 403, then by conducting wire connection and active joint
On 403, it is finally inserted directly into the connection that terminal box both sides conducting wire can be completed in anchor tip 402.
In short, the foregoing is merely presently preferred embodiments of the present invention, it is all according to impartial made by scope of the present invention patent
Variation and modification, should all belong to the covering scope of patent of the present invention.
Claims (9)
1. electrical junction box, including box body (1) and box cover (2), it is characterised in that：The upper surface of box body (1) and along box body (1) width
The both sides in degree direction offer groove wide at the top and narrow at the bottom (101), and the longitudinal cross-section of groove (101) is in a rectangular trapezoid and close to box body
(1) side at center is right-angle surface, and the side far from box body (1) center is inclined-plane and inclined-plane and groove (101) bottom surface is in 100-
140 ° of angles；Box cover (2) lower face is equipped with the raised line (201) being interference fitted with box body (1) upper groove (101), groove (101)
Bottom surface is equipped with the threaded hole (102) being connect by bolt (201) with box cover (2), is offered along groove on box body (1) front end face
(101) length direction extend and water receiving tank (103) immediately below the groove (101), offer on groove (101) bottom surface more
A water hole (104) being evenly arranged being connected to water receiving tank (103), water receiving tank (103) bottom surface are low inside and high outside inclined-plane；
It is fixed with connecting terminal (4) in box body (1), connecting terminal (4) includes in a rectangular parallelepiped shape and for the fixed seat of plastic part
(401), further include the multiple anchor tips being evenly arranged along fixed seat (401) length direction being set in fixed seat (401)
(402) and the active joint (403) that is plugged on anchor tip (402), the both ends of anchor tip (402) are respectively formed first
Wire insertion hole (404) and for grafting active joint (403) terminal insertion holes (405), the first wire insertion hole (404) and
Terminal insertion holes (405) are respectively arranged on the two sides along its length of fixed seat (401)；
Anchor tip (402) includes the first metalwork (406) being fixed in fixed seat (401), and the first metalwork (406) includes
Cylindrical body (407) and the phase for being arranged on the inner surface of cylindrical body (407) and being arranged along cylindrical body (407) axis direction
Mutually parallel first annular raised (408) and the second annular protrusion (409), first annular protrusion (408) and the second annular protrusion
(409) annular slot (410) is formed between, the end close to first annular raised (408) of cylindrical body (407) forms first
Wire insertion hole (404) forms terminal insertion holes (405) close to the end of the second annular protrusion (409)；Cylindrical body (407)
The position that the second annular protrusion (409) is installed on inner surface is equipped with annular groove (411), and length side is fixed in annular groove (411)
To the multiple crossed strips (412) being evenly arranged being arranged along annular groove (411) depth direction, the second annular protrusion (409) is logical
Crossed strip (412) is crossed to be fixed on annular groove (411) bottom surface and can be fully retracted in annular groove (411)；
Active joint (403) includes cylindrical plastic casing (413), and one end of plastic casing (413) is fixed with the second gold medal
The one end for belonging to part (414) and the second metalwork (414) is inserted into plastic casing (413) inside, the other end of plastic casing (413)
Form the second wire insertion hole (415)；Second metalwork (414) includes cylindric in one end insertion plastic casing (413)
Ontology (416) and the annular that can be caught in annular slot (410) being fixed on cylindrical body (416) external part lateral wall
Two annular outer side walls of fixture block (417), two annular inner side walls of annular slot (410) and annular fixture block (417) contact with each other and
Annular fixture block (417) being capable of the rotation in annular slot (410)；Second annular protrusion (409) is to connect from crossed strip (412)
The outer surface connect is gradually reduced to inner surface thickness and section in the axial direction is in the ring bodies of isosceles trapezoid, the second convex annular
The two sides for playing (409) are configured to the guide surface (418) being oriented to annular fixture block (417).
2. electrical junction box according to claim 1, it is characterised in that：On the front end face of box body (1) and it is located at water receiving tank
(103) water outlet is equipped with water receiver (105).
3. electrical junction box according to claim 2, it is characterised in that：On the front end face of box body (1) and it is located at water receiving tank
(103) water outlet is equipped with U-shaped card slot (106), and water receiver (105) is the L-shaped box body (1) in longitudinal cross-section and is connected to U
In shape card slot (106).
4. electrical junction box according to claim 1, it is characterised in that：On box body (1) upper surface and it is located at groove (101)
Close box body (1) center side be equipped with first elongated slot (107) parallel with groove (101), box cover (2) is equipped with and box body
(1) mutual corresponding second elongated slot (203) of the first elongated slot (107) on, between the first elongated slot (107) and the second elongated slot (203)
Equipped with rubber strip, two parts up and down of rubber strip are respectively clamped into the second elongated slot (203) and the first elongated slot (107).
5. electrical junction box according to claim 1, it is characterised in that：Box body (1) is internal and on box body (1) bottom surface
Equipped with connecting terminal fixed mechanism (3), connecting terminal fixed mechanism (3) includes fixed plate (301), and fixed plate (301) is by stretching
Contracting connecting seat (302) is fixed on box body (1) bottom surface, and it includes being fixed on fixed plate (301) lower surface to be telescopically connected seat (302)
Guide rod (303) and the guide sleeve (304) that is fixed on box body (1) bottom surface, formed in the middle part of guide sleeve (304) and be inserted into for guide rod (303)
Guide groove (305), compressed spring (306) and compressed spring (306) are equipped between guide rod (303) and guide sleeve (304) and is set in and leads
It on bar (303), is resisted against at the top of compressed spring (306) on fixed plate (301) lower surface, bottom is resisted against guide groove (305) bottom
On face.
6. electrical junction box according to claim 5, it is characterised in that：It is equipped on the left and right side of fixed plate (301)
The U-shaped storage tank (307) being open towards box body (1) side, interior be equipped with of U-shaped storage tank (307) can be fully retracted U-shaped storage tank
(307) limiting plate (308) in, limiting plate (308) are connected to U-shaped by the limit spring (309) of more lateral arrangements and house
On the bottom surface of slot (307), it is fixed in the internal and left and right sides positioned at box body (1) of box body (1) and limiting plate can be limited
(308) limited block (310) to move up and down.
7. electrical junction box according to claim 1, it is characterised in that：The bottom surface of annular slot (410) is equipped with multiple
It is evenly arranged ball grooves (419), sets that there are one the ball (420) that can be freely rotated, annular slots in each ball grooves (419)
(410) it is additionally provided with annular rotor plate (421) in, the outer surface of annular fixture block (417) is resisted against the inside of annular rotor plate (421)
On face.
8. electrical junction box according to claim 1, it is characterised in that：First wire insertion hole (404) and the second conducting wire
It is inserted on the inner surface of hole (415) and is threaded with wire restraint part (422), wire restraint part (422) includes interconnecting piece (423)
With limiting section (424), interconnecting piece (423) is cylindrical and lateral wall is equipped with external screw thread, and interconnecting piece (423) middle part, which offers, is in
The conducting wire cable-through hole (425) of strip, conducting wire cable-through hole (425) include the card line section (426) of cross section semicircular in shape and transversal
The limit section (427) that face is rectangle, limiting section (424) include L-shaped push rod (428) and are connected to push rod (428) wherein
The arc-shaped limit piece (429) of one end, arc-shaped limit piece (429) are set in conducting wire cable-through hole (425) and can be in push rods
(428) common real along the movement of conducting wire cable-through hole (425) length direction and the card line section (426) of conducting wire cable-through hole (425) under acting on
Now the holding of conducting wire is limited, is offered for push rod (428) along conducting wire cable-through hole (425) length side on interconnecting piece (423) bottom surface
To the strip grooves (430) of movement, strip grooves (430) are stretched out in push rod (428) another end.
9. electrical junction box according to claim 8, it is characterised in that：Push rod (428) includes and arc-shaped limit piece (429)
The transverse bar (431) of connection and the longitudinal rod (432) for stretching out strip grooves (430) set the first bullet on the outer surface of transverse bar (431)
Property banking stop (433), the cell walls of strip grooves (430) is equipped with the second elastic spacing coordinated with the first elastic spacing piece (433)
The longitudinal cross-section of piece (434), the first elastic spacing piece (433) and the second elastic spacing piece (434) is triangular in shape and the two energy
Enough it is mutually clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810522876.0A CN108631238B (en) | 2018-05-28 | 2018-05-28 | Electrical junction box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810522876.0A CN108631238B (en) | 2018-05-28 | 2018-05-28 | Electrical junction box |
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| Publication Number | Publication Date |
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| CN108631238A true CN108631238A (en) | 2018-10-09 |
| CN108631238B CN108631238B (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810522876.0A Active CN108631238B (en) | 2018-05-28 | 2018-05-28 | Electrical junction box |
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| CN (1) | CN108631238B (en) |
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| CN108963918A (en) * | 2018-10-12 | 2018-12-07 | 北京城建集团有限责任公司 | A kind of guardrail basis interior[exterior device and its construction method |
| CN111541201A (en) * | 2020-05-21 | 2020-08-14 | 大连赢得科技有限公司 | Channel steel with cable protection function for electromechanical equipment wiring tool |
| CN112054474A (en) * | 2020-09-07 | 2020-12-08 | 浙江领方电气有限公司 | Low-voltage cable branch box |
| CN116598973A (en) * | 2023-07-17 | 2023-08-15 | 江苏泽润新能科技股份有限公司 | Watertight junction box |
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|---|---|
| CN108631238B (en) | 2020-02-04 |
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