CN217508189U

CN217508189U - Explosion-proof junction box assisting in cable fixation

Info

Publication number: CN217508189U
Application number: CN202221059643.XU
Authority: CN
Inventors: 昝俊才; 刘金和; 戈强
Original assignee: Tianjin Jinlongji Machinery Manufacturing Co ltd
Current assignee: Tianjin Jinlongji Machinery Manufacturing Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-09-27
Anticipated expiration: 2032-05-06

Abstract

The utility model discloses an explosion-proof junction box for assisting cable fixation, which belongs to the field of explosion-proof junction boxes, and comprises a box body, wherein the outer surface of the box body is fixedly connected with a limit frame, the inner part of the limit frame is inserted and provided with a bidirectional threaded rod, the outer surface of the bidirectional threaded rod is connected with a threaded sleeve, the outer surface of a sliding block is fixedly connected with a gear ring, one end of the bidirectional threaded rod, which is far away from the box body, is fixedly connected with a gear, the gear is movably connected with the gear ring, the inner wall of the box body is fixedly connected with a telescopic connecting rod, the outer surface of the telescopic connecting rod is provided with a compression spring, one end of the telescopic connecting rod, which is far away from the inner wall of the box body, is fixedly connected with an insulating limit frame, the effect of fixing the cable can be realized, the stable connection between the cables is influenced when the junction box is used, the effective protection and limit can be carried out on the junction, therefore, the connection of the cable can be prevented from being in contact with other metal elements, and the phenomenon of short circuit is prevented.

Description

Explosion-proof junction box assisting in cable fixation

Technical Field

The utility model relates to an explosion-proof terminal box field, more specifically say, relate to a fixed explosion-proof terminal box of supplementary cable.

Background

The explosion-proof junction box generally comprises a junction box cover, a box body, a wiring terminal, a diode, a connecting wire and a connector. The anti-aging capacity and the corrosion capacity of the shell of the junction box are many times stronger than those of the common junction box.

The existing explosion-proof junction box can not fix cables in the actual use process, so that the junction box is easy to loosen between the cables due to the shaking of the cables when in use, and the existing explosion-proof junction box can not protect the junction, so that the cables are connected with other metal elements to be in contact, and the phenomenon of short circuit is easy to occur.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an explosion-proof terminal box that supplementary cable is fixed, it can realize fixing the cable, protects the cable junction.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An anti-explosion junction box for assisting cable fixation comprises a box body, wherein a limiting frame is fixedly connected to the outer surface of the box body, a bidirectional threaded rod is arranged inside the limiting frame in an inserting mode, a threaded sleeve is connected to the outer surface of the bidirectional threaded rod in a threaded mode, a fixed seat is fixedly connected to the outer surface of the threaded sleeve, a limiting rod is arranged inside the fixed seat, an extrusion block is fixedly connected to the outer surface of the fixed seat, a telescopic rod is fixedly connected to the inner wall of the limiting frame, a spring is arranged on the outer surface of the telescopic rod, an arc-shaped extrusion block is fixedly connected to one end, away from the telescopic rod, of the telescopic rod, a sliding groove is formed in the inner portion of the arc-shaped extrusion block, the outer surface of the extrusion block is abutted against the inner wall of the sliding groove, cables are arranged inside the box body and the limiting frame in an inserting mode, and arc-shaped sliding grooves are formed in the outer surface of the limiting frame, the inside sliding connection of arc spout has the slider, the fixed surface of slider is connected with the ring gear, the one end fixedly connected with gear of box body is kept away from to the two-way threaded rod, gear and ring gear swing joint, the inner wall fixedly connected with telescopic connection pole of box body, telescopic connection pole's surface is provided with compression spring, telescopic connection pole keeps away from the insulating spacing frame of one end fixedly connected with of box body inner wall.

Furthermore, the outer surfaces of the box body and the limiting frame are coated with anti-corrosion paint, the thickness of the anti-corrosion paint is one millimeter to two millimeters,

furthermore, the bidirectional threaded rod is movably connected with the box body through a bearing seat, and the outer surface of the bidirectional threaded rod is movably connected with the limiting frame through a bearing.

Furthermore, the outer surface of the arc-shaped extrusion block is fixedly connected with a friction pad through a strong adhesive.

Furthermore, the outer surface of the gear ring is fixedly connected with a protection plate, and the outer surface of the gear ring is fixedly connected with an anti-skidding sleeve.

Further, the inner wall of the sliding groove is coated with a lubricant.

Further, the inside interlude of guard plate is provided with the internal thread pipe, the inside threaded connection of internal thread pipe has the threaded rod, the one end fixedly connected with clutch blocks of threaded rod, the other end fixed connection knob of threaded rod.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) when the device uses, through rotating the ring gear, because ring gear and gear swing joint, gear and two-way threaded rod fixed connection, so when rotating the ring gear, can drive two-way threaded rod and rotate, because two-way threaded rod passes through the thread bush and is connected with the fixing base, so when two-way threaded rod rotates, can make the fixing base carry out the removal relative or carried on the back mutually along the gag lever post, and then can drive the extrusion piece and remove along the sliding tray, when the fixing base carries out relative movement, can utilize the extrusion piece to promote arc extrusion piece and carry out relative movement, and then can extrude the cable, thereby reach the effect of fixed cable, avoid the terminal box because rocking of the cable when using, influence stable connection between the cable.

(2) Through insulating spacing frame, when the terminal box is in the use, because insulating spacing frame is connected with the box body through telescopic connecting rod, and telescopic connecting rod's surface is provided with compression spring, and then utilize compression spring to produce elasticity, can make insulating spacing frame extrude to the centre, and then when placing junction between the cable between the insulating spacing frame, can carry out effectual protection and spacing to the junction to can prevent that the connection of cable is in other metal component contacts, prevent the phenomenon of short circuit.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure shown in FIG. 1A;

fig. 3 is a front view of the present invention.

The reference numbers in the figures illustrate:

1. a case body; 2. a limiting frame; 3. a bidirectional threaded rod; 4. a threaded bushing; 5. a fixed seat; 6. extruding the block; 7. a telescopic rod; 8. an arc-shaped extrusion block; 9. a sliding groove; 10. a cable; 11. an arc-shaped chute; 12. a slider; 13. a ring gear; 14. a gear; 15. a telescopic connecting rod; 16. a compression spring; 17. an insulating limit frame; 18. a protection plate; 19. an internally threaded tube; 20. a threaded rod; 21. a friction block; 22. a limiting rod; 23. a spring.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, an explosion-proof junction box for assisting cable fixation comprises a box body 1, a limiting frame 2 is fixedly connected to the outer surface of the box body 1, a bidirectional threaded rod 3 is inserted into the limiting frame 2, a threaded sleeve 4 is connected to the outer surface of the bidirectional threaded rod 3 in a threaded manner, a fixed seat 5 is fixedly connected to the outer surface of the threaded sleeve 4, a limiting rod 22 is arranged inside the fixed seat 5, an extrusion block 6 is fixedly connected to the outer surface of the fixed seat 5, an expansion link 7 is fixedly connected to the inner wall of the limiting frame 2, a spring 23 is arranged on the outer surface of the expansion link 7, an arc extrusion block 8 is fixedly connected to one end of the expansion link 7 away from the expansion link 7, a sliding groove 9 is formed inside the arc extrusion block 8, the outer surface of the extrusion block 6 is abutted against the inner wall of the sliding groove 9, a cable 10 is inserted into the box body 1 and the limiting frame 2, and an arc sliding groove 11 is formed on the outer surface of the limiting frame 2, the inside sliding connection of arc spout 11 has slider 12, the fixed surface of slider 12 is connected with ring gear 13, the one end fixedly connected with gear 14 of box body 1 is kept away from to two-way threaded rod 3, gear 14 and ring gear 13 swing joint, the inner wall fixedly connected with telescopic connection pole 15 of box body 1, the surface of telescopic connection pole 15 is provided with compression spring 16, telescopic connection pole 15 keeps away from the insulating spacing frame 17 of the one end fixedly connected with of box body 1 inner wall.

Preferably, the outer surfaces of the box body 1 and the limiting frame 2 are coated with anti-corrosion paint, the thickness of the anti-corrosion paint is one millimeter to two millimeters, the anti-corrosion property of the anti-corrosion paint is utilized, the corrosion resistance of the box body 1 and the limiting frame 2 can be effectively improved, and the service life of the device is indirectly prolonged.

Preferably, two-way threaded rod 3 passes through bearing frame and 1 swing joint of box body, and two-way threaded rod 3's surface passes through bearing and 2 swing joint of spacing frame, guarantees that two-way threaded rod 3 can carry out stable rotation, guarantees the stable use of device.

Preferably, the outer surface of the arc-shaped extrusion block 8 is fixedly connected with a friction pad through a strong adhesive, the friction force between the arc-shaped extrusion block 8 and the cable 10 can be effectively increased by using the friction pad, and the arc-shaped extrusion block 8 can be stably fixed to the cable 10.

Preferably, the outer surface of the gear ring 13 is fixedly connected with a protection plate 18, the outer surface of the gear ring 13 is fixedly connected with an anti-slip sleeve, friction force between the gear ring 13 and a palm or a tool of an operator is increased, and the gear ring 13 is convenient to rotate for the operator.

Preferably, the inner wall of the sliding groove 9 is coated with a lubricant to reduce the friction between the squeezing block 6 and the sliding groove 9, so as to ensure that the squeezing block 6 can stably move along the sliding groove 9.

Preferably, the inside of guard plate 18 alternates and is provided with internal thread pipe 19, and the internal thread of internal thread pipe 19 is connected with threaded rod 20, and the one end fixedly connected with clutch blocks 21 of threaded rod 20, the other end fixedly connected knob of threaded rod 20 utilize internal thread pipe 19, when rotating threaded rod 20, can make threaded rod 20 remove along internal thread pipe 19, when threaded rod 20.

The working principle is as follows: before the device is used, the safety of each structure of the device is checked, when the device is used, the gear ring 13 is rotated, the gear ring 13 is movably connected with the gear 14, the gear 14 is fixedly connected with the bidirectional threaded rod 3, when the gear ring 13 is rotated, the bidirectional threaded rod 3 can be driven to rotate, and the bidirectional threaded rod 3 is connected with the fixed seat 5 through the threaded sleeve 4, so when the bidirectional threaded rod 3 rotates, the fixed seat 5 can move relatively or back to back along the limiting rod 22, the extrusion block 6 can be driven to move along the sliding groove 9, when the fixed seat 5 moves relatively, the extrusion block 6 can be used for pushing the arc-shaped extrusion block 8 to move relatively, the cable 10 can be extruded, the effect of fixing the cable 10 is achieved, and the shaking of the cable 10 when the junction box is used is avoided, influence stable connection between cable 10, simultaneously through insulating spacing frame 17, when the terminal box is in the use, because insulating spacing frame 17 is connected with box body 1 through telescopic connecting rod 15, and telescopic connecting rod 15's surface is provided with compression spring 16, and then utilize compression spring 16 to produce elasticity, can make insulating spacing frame 17 to middle extrusion, and then when placing the junction between cable 10 between insulating spacing frame 17, can carry out effectual protection and spacing to the junction, thereby can prevent that the connection of cable 10 from being in other metal component contacts, prevent the phenomenon of short circuit.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an explosion-proof terminal box that supplementary cable is fixed, includes box body (1), its characterized in that: the outer surface of the box body (1) is fixedly connected with a limiting frame (2), a two-way threaded rod (3) is arranged inside the limiting frame (2) in an inserting mode, the outer surface of the two-way threaded rod (3) is in threaded connection with a threaded sleeve (4), the outer surface of the threaded sleeve (4) is fixedly connected with a fixing seat (5), a limiting rod (22) is arranged inside the fixing seat (5), the outer surface of the fixing seat (5) is fixedly connected with an extrusion block (6), the inner wall of the limiting frame (2) is fixedly connected with a telescopic rod (7), the outer surface of the telescopic rod (7) is provided with a spring (23), one end, far away from the telescopic rod (7), of the telescopic rod (7) is fixedly connected with an arc-shaped extrusion block (8), a sliding groove (9) is formed inside the arc-shaped extrusion block (8), and the outer surface of the extrusion block (6) is abutted against the inner wall of the sliding groove (9), the inside interlude of box body (1) and spacing frame (2) is provided with cable (10), arc spout (11) have been seted up to the surface of spacing frame (2), the inside sliding connection of arc spout (11) has slider (12), the outer fixed surface of slider (12) is connected with ring gear (13), one end fixedly connected with gear (14) of box body (1) are kept away from in two-way threaded rod (3), gear (14) and ring gear (13) swing joint, the inner wall fixedly connected with telescopic connection pole (15) of box body (1), the surface of telescopic connection pole (15) is provided with compression spring (16), the insulating spacing frame (17) of one end fixedly connected with of box body (1) inner wall is kept away from in telescopic connection pole (15).

2. An explosion-proof terminal box for assisting cable fixing according to claim 1, wherein: and anticorrosive coatings are coated on the outer surfaces of the box body (1) and the limiting frame (2), and the thickness of the anticorrosive coatings is one millimeter to two millimeters.

3. An explosion-proof terminal box for assisting cable fixing according to claim 1, wherein: the bidirectional threaded rod (3) is movably connected with the box body (1) through a bearing seat, and the outer surface of the bidirectional threaded rod (3) is movably connected with the limiting frame (2) through a bearing.

4. An explosion-proof junction box with auxiliary cable fixing according to claim 1, characterized in that: the outer surface of the arc-shaped extrusion block (8) is fixedly connected with a friction pad through a strong adhesive.

5. An explosion-proof terminal box for assisting cable fixing according to claim 1, wherein: the outer surface fixed connection of ring gear (13) has guard plate (18), the outer surface fixed connection of ring gear (13) has anti-skidding cover.

6. An explosion-proof terminal box for assisting cable fixing according to claim 1, wherein: and a lubricant is coated on the inner wall of the sliding groove (9).

7. An explosion-proof terminal box for assisting cable fixing according to claim 5, wherein: the inside interlude of guard plate (18) is provided with internal thread pipe (19), the internal thread connection of internal thread pipe (19) has threaded rod (20), the one end fixedly connected with clutch blocks (21) of threaded rod (20), the other end fixed connection knob of threaded rod (20).