CN213213021U

CN213213021U - Branch box that protection nature is strong

Info

Publication number: CN213213021U
Application number: CN202022155080.1U
Authority: CN
Inventors: 王志强
Original assignee: Suzhou Jiabaishuo Electronic Technology Co ltd
Current assignee: Suzhou Jiabaishuo Electronic Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-05-14
Anticipated expiration: 2030-09-27

Abstract

The utility model relates to a junction box technical field just discloses a strong junction box of protectiveness, including the junction box body, the equal fixedly connected with quantity of the last lower extreme of junction box body is the connector lug of a plurality of and intercommunication junction box body inner chamber, the connector lug includes the fixed head, the fixed head run through junction box body outer wall and with junction box body fixed connection. This strong junction box of protectiveness, possess the fixed effectual and advantage such as prevent dragging of electric wire, solved most current junction boxes when the wiring, be connected sinle silk and the inside terminal of junction box, fixed mode kind to the electric wire itself is more, when the electric wire receives the dragging, then probably cause the sinle silk phenomenon of contact failure that drops to the relatively poor terminal box of fixed effect of electric wire itself, but do not absorb the device of impact to the better terminal box of fixed effect of electric wire itself, lead to the electric wire itself to receive the damage, there is the problem of the risk of broken skin electric leakage.

Description

Branch box that protection nature is strong

Technical Field

The utility model relates to a junction box technical field specifically is a strong junction box of protectiveness.

Background

The junction box is a terminal of a distribution cable or an optical cable, is connected with the distribution cable or the optical cable and a user line part, branches a trunk line, has an important function, can be arranged in narrow spaces such as a bridge, a box body, a pipeline, a cable duct and the like, does not occupy the effective use area of a building, is convenient to install and does not need to cut off the main cable.

However, most of existing junction boxes are connected with the wire core and the binding post inside the junction box when the wires are connected, the types of fixing modes of the wires are more, when the wires are pulled, the poor junction box of the fixing effect of the wires possibly causes the phenomenon that the wire core falls off and is in poor contact, the good junction box of the fixing effect of the wires does not have a device for absorbing impact, the wires are damaged, the risk of skin breaking and electric leakage exists, and therefore the junction box with strong protection is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a strong junction box of protectiveness, possess the fixed effectual and advantage such as prevent dragging of electric wire, solved current most of junction boxes when working a telephone switchboard, be connected sinle silk and the inside terminal of junction box, fixed mode kind to electric wire itself is more, when the electric wire receives to drag, then probably cause the phenomenon that the sinle silk drops contact failure to the relatively poor terminal box of fixed effect of electric wire itself, but not absorb the device of assaulting to the better terminal box of fixed effect of electric wire itself, lead to electric wire itself to receive the damage, there is the problem of the risk of crust breaking electric leakage.

(II) technical scheme

For the fixed effectual purpose of preventing dragging of realization above-mentioned electric wire, the utility model provides a following technical scheme: a junction box with strong protection performance comprises a junction box body, wherein the upper end and the lower end of the junction box body are fixedly connected with a plurality of connector lugs which are communicated with an inner cavity of the junction box body;

the connector lug comprises a fixing head, the fixing head penetrates through the outer wall of the junction box body and is fixedly connected with the junction box body, one end of the fixing head, which is far away from the junction box body, is provided with a wire feeding hole, the outside of the fixing head is provided with two adjusting holes which are communicated with the wire feeding hole, the insides of the two adjusting holes are respectively connected with an adjusting rod in a sliding way, the opposite ends of the two adjusting rods are respectively and fixedly connected with a fixing plate which is positioned inside the wire feeding hole, the opposite ends of the two fixing plates are respectively provided with a fixing groove, two first springs which are respectively positioned on the front side and the rear side of the fixing groove are fixedly connected between the opposite ends of the two fixing plates, the outside of the fixing head is in threaded connection with a protective pipe which is positioned on one side, which is far away from the junction, one side fixedly connected with that the sealing ring is close to the fixed head is located two the rubber packing ring in the fixed plate outside, the inside sliding connection of protective tube has the regulation circle that is located spacing collar and keeps away from fixed head one side, the lower extreme fixedly connected with second spring of regulation circle, the inner wall threaded connection of protective tube has the knob that is located protective tube and keeps away from fixed head one side.

Preferably, the plurality of the connector lugs positioned on the upper side of the junction box body and the plurality of the connector lugs positioned on the lower side of the junction box body are distributed at equal intervals.

Preferably, the upper and lower ends of the junction box body are provided with a plurality of mounting holes matched with the fixing heads, the inner wall of each mounting hole is fixedly connected with the corresponding fixing head, and sealant is arranged at the joint of each fixing head and each mounting hole.

Preferably, two adjust the hole and be the outside of symmetric distribution in fixed head, two the equal fixedly connected with rubber gasket of inner wall of fixed slot.

Preferably, the back of the body end of two the fixed plate sets up for the cambered surface, and two the back of the body end of fixed plate is the lower side of doing the chamfer and is handled, the fixed slot inner wall sets up for the cambered surface.

Preferably, first screw thread has been seted up to the outside of fixed head, the second screw thread that just is located the sealing ring and is close to fixed head one side with first screw thread looks adaptation is seted up to the protective tube inside wall, the inboard fixedly connected with wedge rubber circle of adjusting the circle.

Preferably, the knob is close to the one end fixedly connected with connecting plate of protective tube, the third screw thread has been seted up to the outside of connecting plate, the protective tube inside wall is seted up and is located the second spring keep away from fixed head one side and with the fourth screw thread of third screw thread looks adaptation, the hole of stepping down has all been seted up with the looks remote site of connecting plate to the knob.

(III) advantageous effects

Compared with the prior art, the utility model provides a strong junction box of protectiveness possesses following beneficial effect:

the junction box with strong protection performance is characterized in that when the junction box is installed, a protective pipe and a knob are taken down firstly, a second spring and an adjusting ring are taken out of the protective pipe, an electric wire sequentially penetrates through the knob, the second spring, the adjusting ring, a limiting ring, a sealing ring and a rubber gasket, then the electric wire penetrates between two fixing grooves, an electric core of the electric wire is connected with a binding post of a junction box body, then the protective pipe is fixed with a fixing head through threads, in the process of installing the protective pipe, the sealing ring in the protective pipe moves upwards to enable two fixing plates to be inserted into the inner side of the sealing ring and clamp and fix the electric wire, then the electric wire on one side of the adjusting ring close to the fixing head is coiled into a spring shape and is placed into the protective pipe, then the knob is screwed, the adjusting ring presses the limiting ring under the elastic force of the second spring, when the electric wire is pulled, the electric wire, can effectual absorption strike, prevent that the electric wire itself from receiving the damage, improve the protectiveness, press from both sides the electric wire through fixed plate and fixed slot tightly, guarantee fixed steadiness, just can prevent that this internal electric core of junction box from receiving the pulling force, lead to phenomenons such as bad contact, through above setting, possess the fixed effectual and prevent advantages such as dragging of electric wire.

Drawings

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

FIG. 2 is a schematic structural view of a middle connector lug of the present invention;

fig. 3 is a connection diagram of the fixing plate and the first spring of the present invention.

In the figure: 1. a junction box body; 2. a connector lug; 201. a fixed head; 202. a wiring hole; 203. an adjustment hole; 204. adjusting a rod; 205. a fixing plate; 206. fixing grooves; 207. a first spring; 208. a protective tube; 209. a seal ring; 210. a limiting ring; 211. a rubber gasket; 212. an adjusting ring; 213. a second spring; 214. a knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a junction box with strong protection performance includes a junction box body 1, wherein the upper and lower ends of the junction box body 1 are fixedly connected with a plurality of connector lugs 2 which are communicated with the inner cavity of the junction box body 1, the plurality of connector lugs 2 positioned on the upper side of the junction box body 1 and the plurality of connector lugs 2 positioned on the lower side of the junction box body 1 are distributed in equal distance;

the connector lug 2 comprises a fixed head 201, the fixed head 201 penetrates through the outer wall of the junction box body 1 and is fixedly connected with the junction box body 1, the upper end and the lower end of the junction box body 1 are respectively provided with a plurality of mounting holes matched with the fixed head 201, the inner wall of each mounting hole is fixedly connected with the fixed head 201, sealant is arranged at the joint of the fixed head 201 and the mounting hole, one end of the fixed head 201, far away from the junction box body 1, is provided with a wire routing hole 202, the outside of the fixed head 201 is provided with two adjusting holes 203 which are communicated with the wire routing hole 202, the insides of the two adjusting holes 203 are respectively connected with adjusting rods 204 in a sliding manner, the opposite ends of the two adjusting rods 204 are respectively and fixedly connected with a fixed plate 205 which is positioned inside the wire routing hole 202, the opposite ends of the two fixed plates 205 are respectively provided with a fixed groove 206, the two adjusting holes 203 are, the back ends of the two fixing plates 205 are arranged in an arc surface manner, the lower edges of the back ends of the two fixing plates 205 are chamfered, the inner walls of the fixing grooves 206 are arranged in an arc surface manner, two first springs 207 which are respectively positioned at the front side and the back side of the fixing grooves 206 are fixedly connected between the opposite ends of the two fixing plates 205, the outer threads of the fixing head 201 are connected with a protective pipe 208 positioned at one side of the fixing head 201 far away from the junction box body 1, the inner wall of the protective pipe 208 is sequentially and fixedly connected with a sealing ring 209 and a spacing ring 210 along the direction far away from the fixing head 201, one side of the sealing ring 209 close to the fixing head 201 is fixedly connected with rubber gaskets 211 positioned at the outer sides of the two fixing plates 205, the inner part of the protective pipe 208 is slidably connected with an adjusting ring 212 positioned at one side of the spacing ring 210 far away from the fixing head 201, the outer part of the fixing head, adjust the inboard fixedly connected with wedge rubber circle of circle 212, adjust the lower extreme fixedly connected with second spring 213 of circle 212, the inner wall threaded connection of protective tube 208 has the knob 214 that is located protective tube 208 and keeps away from fixed head 201 one side, knob 214 is close to the one end fixedly connected with connecting plate of protective tube 208, the third screw thread has been seted up to the outside of connecting plate, protective tube 208 inside wall is seted up and is located second spring 213 keep away from fixed head 201 one side and with the fourth screw thread of third screw thread looks adaptation, knob 214 has all been seted up with the looks remote site of connecting plate and has been stepped down the hole.

In summary, when the junction box with strong protection performance is installed, the protective tube 208 and the knob 214 are taken down, the second spring 213 and the adjusting ring 212 are taken out from the protective tube 208, the electric wire sequentially passes through the knob 214, the second spring 213, the adjusting ring 212, the limiting ring 210, the sealing ring 209 and the rubber gasket 211, then the electric wire passes through the two fixing grooves 206, the electric core of the electric wire is connected with the wiring terminal of the junction box body 1, then the protective tube 208 is fixed with the fixing head 201 through the screw thread, in the process of installing the protective tube 208, the sealing ring 209 in the protective tube 208 moves upwards to enable the two fixing plates 205 to be inserted into the inner side of the sealing ring 209 and clamp and fix the electric wire, then the electric wire on one side of the adjusting ring 212 close to the fixing head 201 is coiled into the protective tube 208 in a spring shape, then the knob 214 enables the adjusting ring 212 to press the limiting ring 210 under the elastic force of the second spring 213, when the electric, the electric wire drives the adjusting ring 212 to extrude the second spring 213 through the wedge-shaped rubber ring on the inner side of the adjusting ring 212, so that impact can be effectively absorbed, the electric wire is prevented from being damaged, the protection performance is improved, the electric wire is clamped through the fixing plate 205, the fixing groove 206 and the rubber gasket, the scratch of the electric wire can be prevented from being pressed while the fixing stability is ensured, meanwhile, the phenomena of poor contact and the like caused by the fact that a battery core in the junction box body 1 is pulled can be prevented, through the arrangement, the electric wire fixing device has the advantages of good electric wire fixing effect, pulling prevention and the like, the problem that the wire core is connected with a binding post in the junction box when most of the existing junction boxes are used for wiring is solved, the phenomenon that the wire core falls off and is in poor contact can be caused when the electric wire is pulled, and no impact absorbing device exists in the junction box with good fixing effect of the electric wire, the wire is damaged, and the problem of the risk of skin breaking and electric leakage exists.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a strong branch box of protectiveness, includes branch box body (1), its characterized in that: the upper end and the lower end of the junction box body (1) are fixedly connected with a plurality of connector lugs (2) which are communicated with the inner cavity of the junction box body (1);

the connector lug (2) comprises a fixing head (201), the fixing head (201) penetrates through the outer wall of the junction box body (1) and is fixedly connected with the junction box body (1), one end, far away from the junction box body (1), of the fixing head (201) is provided with a wiring hole (202), the outside of the fixing head (201) is provided with two adjusting holes (203) communicated with the wiring hole (202), the insides of the two adjusting holes (203) are respectively and slidably connected with an adjusting rod (204), opposite ends of the two adjusting rods (204) are respectively and fixedly connected with fixing plates (205) positioned inside the wiring hole (202), opposite ends of the two fixing plates (205) are respectively provided with fixing grooves (206), and first springs (207) which are two in number and are respectively positioned at the front side and the rear side of the fixing grooves (206) are fixedly connected between the opposite ends of the two fixing plates (205), the utility model discloses a junction box, including fixed head (201), sealing ring (209) and spacing collar (210), the outside threaded connection of fixed head (201) has protective tube (208) that is located fixed head (201) and keeps away from junction box body (1) one side, the inner wall of protective tube (208) is along keeping away from fixed head (201) direction fixedly connected with sealing ring (209) and spacing collar (210) in proper order, one side fixedly connected with that sealing ring (209) are close to fixed head (201) is located two rubber packing ring (211) in fixed plate (205) outside, protective tube (208) inside sliding connection has and is located spacing collar (210) and keeps away from regulation collar (212) one side, the lower extreme fixedly connected with second spring (213) of regulation collar (212), the inner wall threaded connection of protective tube (208) has knob (214) that is located protective tube (208) and keeps away from fixed.

2. The distribution box with strong protection performance as claimed in claim 1, wherein: the wiring box comprises a plurality of wiring terminals (2) and a plurality of wiring terminals (2), wherein the wiring terminals are located on the upper side of a wiring box body (1), the wiring terminals are located on the lower side of the wiring box body (1), and the wiring terminals (2) are distributed in an equidistant mode.

3. The distribution box with strong protection performance as claimed in claim 1, wherein: the junction box is characterized in that the upper end and the lower end of the junction box body (1) are provided with mounting holes, the number of the mounting holes is a plurality of, the mounting holes are matched with the fixing heads (201), the inner walls of the mounting holes are fixedly connected with the fixing heads (201), and sealant is arranged at the joints of the fixing heads (201) and the mounting holes.

4. The distribution box with strong protection performance as claimed in claim 1, wherein: two adjust hole (203) are the outside of symmetric distribution in fixed head (201), two the equal fixedly connected with rubber gasket of inner wall of fixed slot (206).

5. The distribution box with strong protection performance as claimed in claim 1, wherein: two the end of keeping back on the back of the body of fixed plate (205) is the cambered surface setting, and two the lower limit of the end of keeping back on the back of the body of fixed plate (205) is the chamfer and is handled, fixed slot (206) inner wall is the cambered surface setting.

6. The distribution box with strong protection performance as claimed in claim 1, wherein: first screw thread has been seted up to the outside of fixed head (201), second screw thread that just is located sealing ring (209) and is close to fixed head (201) one side with first screw thread looks adaptation is seted up to protective tube (208) inside wall, the inboard fixedly connected with wedge rubber circle of adjusting circle (212).

7. The distribution box with strong protection performance as claimed in claim 1, wherein: knob (214) are close to the one end fixedly connected with connecting plate of protective tube (208), the third screw thread has been seted up to the outside of connecting plate, protective tube (208) inside wall is seted up and is located second spring (213) keep away from fixed head (201) one side and with the fourth screw thread of third screw thread looks adaptation, the hole of stepping down has all been seted up with the looks remote site of connecting plate in knob (214).