CN209767074U

CN209767074U - Waterproof cable junction box

Info

Publication number: CN209767074U
Application number: CN201822136206.3U
Authority: CN
Inventors: 于鹏; 田彦
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-19
Filing date: 2018-12-19
Publication date: 2019-12-10
Anticipated expiration: 2028-12-19

Abstract

The utility model provides a waterproof type cable junction box, comprises a box bod, the preceding opening of box body, first screw is seted up respectively in the preceding four corners of box body, the place ahead of box body is equipped with the lid, T shape circular slot is seted up respectively in the preceding four corners of lid, T shape circular slot all cooperates and is equipped with first screw, the head of first screw can stretch into the major trough of the T shape circular slot that corresponds respectively, the thread end of first screw passes from the microgroove of the T shape circular slot that corresponds respectively, the thread end of first screw can insert respectively in the first screw that corresponds and screw-thread fit with it, the back of lid can cooperate with the preceding in close contact with of box body. The utility model discloses a terminal box is less to the frictional force of electric wire periphery when the installation, and then can easily the staff insert the electric wire in the terminal box more, and labour saving and time saving is favorable to further improving the work efficiency of staff when the wiring.

Description

Waterproof cable junction box

Technical Field

The utility model belongs to circuit connection device field, specifically speaking are waterproof type cable junction box.

Background

The junction box can protect the wire joint, and the wire joint can be further prevented from being interfered by external complex environment by using the junction box, so that the fault rate of the wire joint can be further reduced, and the risk of electric leakage of the wire joint can be further prevented; waterproof terminal box on the existing market adopts the rubber circle to fasten the epidermis of electric wire mostly, when the installation because the frictional force that the electric wire received is great, therefore the staff is difficult to fill in the terminal box with the electric wire, waste time and energy when in-service use, staff's wiring work efficiency is lower, and when inserting the electric wire in the terminal box, because the outer epidermis that needs hold between the fingers the electric wire is filled in to the terminal box hard, and then easily lead to the outer epidermis of electric wire and the phenomenon that the inlayer electric wire takes place the dislocation, lead to the life greatly reduced of electric wire, it is comparatively inconvenient when using.

SUMMERY OF THE UTILITY MODEL

The utility model provides a waterproof cable junction box for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

A waterproof cable junction box comprises a box body, wherein the front of the box body is provided with an opening, the four front corners of the box body are respectively provided with a first screw hole, the front of the box body is provided with a box cover, the four front corners of the box cover are respectively provided with a T-shaped circular groove, first screws are arranged in the T-shaped circular grooves in a matched mode, the heads of the first screws can respectively extend into the large grooves of the corresponding T-shaped circular grooves, the threaded ends of the first screws respectively penetrate through the small grooves of the corresponding T-shaped circular grooves, the threaded ends of the first screws can be respectively inserted into the corresponding first screw holes and are in threaded fit with the first screw holes, and the back of the box cover can be in close contact fit with the front of the box body; the two sides of the box body are respectively provided with a plurality of first circular through grooves which are uniformly distributed, the two sides of the box body are respectively fixedly provided with a plurality of external thread pipes which are uniformly distributed, the external thread pipes correspond to the first circular through grooves in position one to one, the external thread pipes are respectively collinear with the central lines of the corresponding first circular through grooves, the peripheries of the external thread pipes are respectively provided with internal thread pipes in a threaded manner, the outer ends of the internal thread pipes are in a sealed state, the outer ends of the external thread pipes are respectively positioned at the inner sides of the corresponding internal thread pipes, the internal thread pipes can respectively move along the corresponding external thread pipes, the outer sides of the internal thread pipes are respectively provided with second circular through grooves, the second circular through grooves are respectively collinear with the central lines of the corresponding first circular through grooves, the inner walls of the inner sides of the internal thread pipes are respectively and fixedly connected with one end of a rubber pipe, the other end of the rubber pipe is inserted into the corresponding external thread pipes and is respectively fixedly connected with the, the wire clip is characterized in that a plurality of wire clips which are uniformly distributed are fixedly arranged on two sides of the inner wall of the rear of the box body respectively, the wire clips are in one-to-one correspondence with the first circular through grooves, openings are formed in the outer sides of the wire clips, first conducting blocks are fixedly arranged on the inner wall of the rear of the wire clips respectively, the two first conducting blocks located on the same horizontal plane are connected through a circuit, second screw holes are formed in the middle of the front of each wire clip, second screws are arranged in the second screw holes in a threaded mode, second conducting blocks are fixedly arranged at the rear ends of the second screws respectively, the second conducting blocks are located in the corresponding wire clips respectively, and the rear faces of the second conducting blocks can be matched with the front faces of.

According to the waterproof cable junction box, the box body and the box cover are both made of PVC materials.

According to the waterproof cable junction box, the plurality of uniformly distributed partition plates are fixedly installed in the box body, and the two line cards on the same horizontal plane can be separated by the partition plates respectively.

According to the waterproof cable junction box, the rubber tubes are made of soft rubber.

According to the waterproof cable junction box, the teeth which are uniformly distributed are fixedly arranged in front of the first conductive block.

According to the waterproof cable junction box, the sealing gasket is fixedly arranged at the back of the box cover, the back of the box cover is in close contact fit with the front of the box body through the sealing gasket, and the first screws can penetrate through the sealing gasket.

The utility model has the advantages that: before use, the internal thread pipes are respectively positioned at the outer sides of the corresponding external thread pipes, the rubber pipes are in a free state at the moment, the second conductive blocks are respectively positioned at the front sides of the corresponding line cards, and the box cover and the box body are in a separated state; when the cable connector is used, the connecting ends of the cables are respectively inserted into the second circular through grooves, the cables can respectively penetrate through the corresponding rubber tubes, then the connecting ends of the cables can respectively penetrate through the corresponding first circular through grooves and be inserted into the box body, the connecting ends of the cables are respectively inserted into the corresponding cable clamps, then the second screws are respectively screwed down by using a screwdriver, the second screws can respectively move backwards along the corresponding second screw holes, the second screws can respectively drive the corresponding second conductive blocks to move backwards, so that the second conductive blocks can respectively clamp the connecting ends of the cables with the corresponding first conductive blocks, after the connecting ends of all the cables are clamped, the box body is covered by using the box cover, then the first screws are all screwed down by using the screwdriver, and the box cover can be fastened to the box body by the first screws, so that the box body can be sealed; then tighten the internal thread pipe respectively, the internal thread pipe can move to the inboard along the external screw pipe that corresponds respectively, and then the internal thread pipe can extrude the rubber tube that corresponds respectively, and the rubber tube receives the extrusion back, and length shortens and the diameter grow, and then the internal periphery of rubber tube can closely contact the cooperation with the extexine of the electric wire that corresponds respectively, and the periphery of rubber tube can closely contact the cooperation with the internal periphery of the external screw pipe that corresponds respectively to can seal the joint of electric wire in the inside of box body. The utility model discloses a terminal box is less to the frictional force of electric wire periphery when the installation, and then can be more easily in the staff inserts the electric wire in the terminal box, labour saving and time saving is favorable to further improving the work efficiency of staff when the wiring, and is comparatively convenient when using, and uses the utility model discloses a terminal box need not the extexine that the staff held between the fingers the electric wire and again hard to the terminal box inner plug, and then can further avoid taking place the phenomenon of dislocation between extexine and the inside electric wire of electric wire, is favorable to further prolonging the life of electric wire, is fit for using widely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a view in the direction A of FIG. 1; FIG. 3 is a view from the direction B of FIG. 1; FIG. 4 is an enlarged view of the view of FIG. 1 taken along line C; FIG. 5 is an enlarged view of section I of FIG. 1; fig. 6 is a partial enlarged view of ii of fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A waterproof cable junction box comprises a box body 1, wherein the front face of the box body 1 is provided with an opening, the four front corners of the box body 1 are respectively provided with a first screw hole 2, the front of the box body 1 is provided with a box cover 3, the four front corners of the box cover 3 are respectively provided with a T-shaped circular groove 4, the T-shaped circular grooves 4 are internally provided with first screws 5 in a matching way, the heads of the first screws 5 can respectively extend into the large grooves of the corresponding T-shaped circular grooves 4, the threaded ends of the first screws 5 respectively penetrate through the small grooves of the corresponding T-shaped circular grooves 4, the threaded ends of the first screws 5 can be respectively inserted into the corresponding first screw holes 2 and are in threaded matching with the first screw holes, and the back face of the box cover 3 can be in close contact matching with the front face of the box; the two sides of the box body 1 are respectively provided with a plurality of first circular through grooves 6 which are uniformly distributed, the two sides of the box body 1 are respectively fixedly provided with a plurality of external threaded pipes 7 which are uniformly distributed, the external threaded pipes 7 correspond to the positions of the first circular through grooves 6 one by one, the external threaded pipes 7 are respectively collinear with the central lines of the corresponding first circular through grooves 6, the periphery of the external threaded pipes 7 are respectively provided with internal threaded pipes 8 in a threaded manner, the outer ends of the internal threaded pipes 8 are in a sealed state, the outer ends of the external threaded pipes 7 are respectively positioned at the inner sides of the corresponding internal threaded pipes 8, the internal threaded pipes 8 can respectively move along the corresponding external threaded pipes 7, the outer sides of the internal threaded pipes 8 are respectively provided with second circular through grooves 9, the second circular through grooves 9 are respectively collinear with the central lines of the corresponding first circular through grooves 6, the inner side walls of the internal threaded pipes 8 are respectively fixedly connected with one end of a rubber pipe 10, the other end of the rubber pipe 10 is inserted into the corresponding, the rubber tube 10 is collinear with the central line of the corresponding first circular through groove 6 respectively, the two sides of the inner wall of the back of the box body 1 are fixedly provided with a plurality of line cards 11 which are uniformly distributed, the line cards 11 correspond to the positions of the first circular through grooves 6 one by one, the outer sides of the line cards 11 are provided with openings, the inner wall of the back of the line cards 11 is fixedly provided with first conductive blocks 12, the two first conductive blocks 12 which are positioned on the same horizontal plane are connected through a circuit, the middle part of the front of each line card 11 is provided with a second screw hole 13, a second screw 14 is arranged in the second screw hole 13 in a threaded manner, the rear end of each second screw 14 is fixedly provided with a second conductive block 15, the second conductive blocks 15 are positioned in the corresponding line cards 11 respectively, and the back of each second conductive block 15 can be in close contact fit with the front of the corresponding. Before use, the internal thread pipes 8 are respectively positioned at the outer sides of the corresponding external thread pipes 7, the rubber pipes 10 are in a free state at the moment, the second conductive blocks 15 are respectively positioned at the front sides of the corresponding line cards 11, and the box cover 3 and the box body 1 are in a separated state; when in use, the connecting ends of the electric wires are respectively inserted into the second circular through grooves 9, and then the electric wires can respectively pass through the corresponding rubber tubes 10, then the connecting ends of the electric wires can respectively pass through the corresponding first circular through grooves 6 and be inserted into the box body 1, the connecting ends of the electric wires are respectively inserted into the corresponding line cards 11, then the second screws 14 are respectively screwed down by a screwdriver, and then the second screws 14 can respectively move backwards along the corresponding second screw holes 13, the second screws 14 can respectively drive the corresponding second conductive blocks 15 to move backwards, so that the second conductive blocks 15 can respectively clamp the connecting ends of the electric wires with the corresponding first conductive blocks 12, after the connecting ends of all the electric wires are clamped, the box body 1 is covered by the box cover 3, then the first screws 5 are screwed down by the screwdriver, and then the box cover 3 can be fastened to the box body 1 by the first screws 5, so that the case 1 can be sealed; then the internal thread pipes 8 are respectively screwed, the internal thread pipes 8 can respectively move inwards along the corresponding external thread pipes 7, then the internal thread pipes 8 can respectively extrude the corresponding rubber pipes 10, after the rubber pipes 10 are extruded, the length is shortened and the diameter is enlarged, further, the inner peripheries of the rubber pipes 10 can respectively be in close contact fit with the outer skins of the corresponding electric wires, the outer peripheries of the rubber pipes 10 can respectively be in close contact fit with the inner peripheries of the corresponding external thread pipes 7, and therefore the joints of the electric wires can be sealed in the box body 1. The utility model discloses a terminal box is less to the frictional force of electric wire periphery when the installation, and then can be more easily in the staff inserts the electric wire in the terminal box, labour saving and time saving is favorable to further improving the work efficiency of staff when the wiring, and is comparatively convenient when using, and uses the utility model discloses a terminal box need not the extexine that the staff held between the fingers the electric wire and again hard to the terminal box inner plug, and then can further avoid taking place the phenomenon of dislocation between extexine and the inside electric wire of electric wire, is favorable to further prolonging the life of electric wire, is fit for using widely.

Particularly, in order to further reduce the utility model discloses a manufacturing cost of terminal box, this embodiment box body 1 and lid 3 be the PVC material and make and form. The PVC material has comparatively ripe processing technology and processing cost lower at present, can further reduce when actual production the utility model discloses a manufacturing cost of terminal box.

Specifically, for further improving the utility model discloses a terminal box security when using, this embodiment 1 internal fixed mounting of box body several evenly distributed's baffle 16, baffle 16 can separate two ply-yarn drill 11 that are in same horizontal plane respectively. The baffle 16 can further avoid the electric wire in the adjacent ply-yarn drill 11 from top to bottom to collide, and then can further avoid the utility model discloses a terminal box takes place the trouble of short circuit when using to can further improve the utility model discloses a security of terminal box when using.

Further, in order to further improve the sealing degree of the rubber tube 10 after the corresponding external thread tube 7 and internal thread tube 8 are filled, the rubber tube 10 described in the present embodiment is made of soft rubber. The rubber tube 10 that soft rubber made has good elasticity and compliance, and then can further improve the packing effect of rubber tube in the external screw thread pipe 7 and the internal thread pipe 8 that correspond to can further improve the utility model discloses a degree of tightness of terminal box.

Furthermore, in order to further improve the firmness of the wire of the junction box after wiring, the teeth 17 uniformly distributed are fixedly mounted in front of the first conductive block 12. After first conducting block 12 cliied the electric wire with the second conducting block 15 that corresponds respectively simultaneously, tooth 17 can further prick into in the electric wire, and then can further improve the area of contact between first conducting block 12 and the electric wire to can further improve the utility model discloses a firmness of electric wire after the wiring of terminal box.

Furthermore, in order to further improve the sealing degree of the junction box of the present invention, in the embodiment, the back fixed mounting of the box cover 3 is provided with the sealing gasket 18, the back of the box cover 3 is matched with the front of the box body 1 through the sealing gasket 18 in close contact, and the first screw 5 can penetrate through the sealing gasket 18. The sealed 18 that fills up can further improve the utility model discloses a degree of tightness of terminal box to can further improve the utility model discloses a waterproof ability of terminal box.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A waterproof cable junction box is characterized in that: the box comprises a box body (1), wherein the front surface of the box body (1) is opened, first screw holes (2) are respectively formed in the four front corners of the box body (1), a box cover (3) is arranged in the front of the box body (1), T-shaped circular grooves (4) are respectively formed in the four front corners of the box cover (3), first screws (5) are arranged in the T-shaped circular grooves (4) in a matched manner, the heads of the first screws (5) can respectively extend into the large grooves of the corresponding T-shaped circular grooves (4), the threaded ends of the first screws (5) respectively penetrate through the small grooves of the corresponding T-shaped circular grooves (4), the threaded ends of the first screws (5) can be respectively inserted into the corresponding first screw holes (2) and are in threaded fit with the first screw holes, and the back surface of the box cover (3) can be in close contact fit with the front surface of the box body (1; a plurality of first circular through grooves (6) which are uniformly distributed are respectively arranged on two sides of the box body (1), a plurality of external threaded pipes (7) which are uniformly distributed are respectively fixedly arranged on two sides of the box body (1), the external threaded pipes (7) correspond to the positions of the first circular through grooves (6) one by one, the external threaded pipes (7) are respectively collinear with the central lines of the corresponding first circular through grooves (6), internal threaded pipes (8) are respectively arranged on the peripheries of the external threaded pipes (7), the outer ends of the internal threaded pipes (8) are in a sealed state, the outer ends of the external threaded pipes (7) are respectively positioned on the inner sides of the corresponding internal threaded pipes (8), the internal threaded pipes (8) can respectively move along the corresponding external threaded pipes (7), second circular through grooves (9) are respectively arranged on the outer sides of the internal threaded pipes (8), and the second circular through grooves (9) are respectively collinear with the central lines of the corresponding first circular through grooves (6), the inner side inner walls of the internal thread pipes (8) are fixedly connected with one end of a rubber pipe (10), the other end of the rubber pipe (10) is inserted into the corresponding external thread pipe (7) and is fixedly connected with the side surface of the box body (1), the rubber pipe (10) is collinear with the central line of the corresponding first circular through groove (6) respectively, a plurality of evenly distributed line cards (11) are fixedly installed on the two sides of the rear inner wall of the box body (1) respectively, the line cards (11) are in one-to-one correspondence with the positions of the first circular through grooves (6), the outer sides of the line cards (11) are open, the rear inner walls of the line cards (11) are fixedly provided with first conductive blocks (12), two first conductive blocks (12) positioned on the same horizontal plane are connected through a circuit, the front middle parts of the line cards (11) are provided with second screw holes (13), second screws (14) are uniformly threaded in the second screw holes (13), and the rear ends of the second screws (14) are fixedly provided with second conductive blocks (15), the second conductive blocks (15) are respectively positioned in the corresponding line cards (11), and the back surfaces of the second conductive blocks (15) can be respectively in close contact fit with the front surfaces of the corresponding first conductive blocks (12).

2. The waterproof cable junction box of claim 1, wherein: the box body (1) and the box cover (3) are made of PVC materials.

3. The waterproof cable junction box of claim 1, wherein: a plurality of uniformly distributed partition plates (16) are fixedly arranged in the box body (1), and the two line cards (11) on the same horizontal plane can be separated by the partition plates (16) respectively.

4. The waterproof cable junction box of claim 1, wherein: the rubber tube (10) is made of soft rubber.

5. The waterproof cable junction box of claim 1, wherein: the front surfaces of the first conductive blocks (12) are fixedly provided with teeth (17) which are uniformly distributed.

6. The waterproof cable junction box of claim 1, wherein: the rear surface of the box cover (3) is fixedly provided with a sealing gasket (18), the rear surface of the box cover (3) is in close contact fit with the front surface of the box body (1) through the sealing gasket (18), and the first screw (5) can penetrate through the sealing gasket (18).