CN210577588U

CN210577588U - Concealed junction box for power engineering

Info

Publication number: CN210577588U
Application number: CN201921872809.8U
Authority: CN
Inventors: 鄢清
Original assignee: Fujian Baoye Electric Power Construction Engineering Co Ltd
Current assignee: Fujian Baoye Electric Power Construction Engineering Co Ltd
Priority date: 2019-11-03
Filing date: 2019-11-03
Publication date: 2020-05-19
Anticipated expiration: 2029-11-03

Abstract

The utility model relates to an electric power engineering technical field just discloses a power engineering conceals terminal box, including last box body. This terminal box is hidden to electric power engineering, setting through box body down, earlier put two electric wires respectively inside the semicircle sleeve of box body left and right sides down, two electric wires also place respectively in two solid fixed ring's inside down simultaneously, then stir the loop bar that makes its bottom with solid fixed ring at the sleeve internal rotation, thereby make solid fixed ring rotate, let the cutting of solid fixed ring bottom peg graft together with the slot at solid fixed ring top down, thereby tentatively fix the electric wire in solid fixed ring down, the inserted block and the jack grafting of box body bottom will be gone up again, the push rod receives the thrust effect of spring and pushes the fixed ball to the fixed orifices in, make box body and box body tentatively fixed down, fix two upper and lower installation pieces with fixing bolt at last, make two upper and lower semicircle sleeves closely fixed the electric wire, through this triple fixation, the purpose of installing stability has been reached.

Description

Concealed junction box for power engineering

Technical Field

The utility model relates to an electric power engineering technical field specifically is a concealed terminal box of electric power engineering.

Background

The junction box is one of electrical accessories, in the construction of electric power engineering, in order to ensure the safety of lines, outdoor wires mostly pass through the wire tubes, the junction box is adopted as a transition part at the joint part of the wires, the wire tubes are connected with the junction box, and the wires in the wire tubes are connected in the junction box to play a role in protecting the wires and connecting the wires.

The junction box in the existing market is various, but the defect that the installation is not stable enough generally exists, and a general junction box only encapsulates the connector of two electric wires and carries out simple fixing, so that the connection of the junction box is extremely unstable, and after the junction box is used for a long time or is impacted, the connection part can be loosened, so that the protection effect on the internal electric wires is lost, and the hidden junction box in the power engineering 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 power engineering conceals terminal box possesses advantages such as installation stability, has solved general terminal box and has just packaged the kneck of two electric wires and go on simple fixed, and the connection that can lead to the terminal box like this is extremely unstable, uses the back for a long time or receives the striking back when the terminal box, and the connection position can produce not hard up to the problem of the guard action to inside electric wire has been lost.

(II) technical scheme

In order to realize the purpose of stable installation, the utility model provides a following technical scheme: a hidden junction box for electric power engineering comprises an upper box body, wherein a lower box body is movably mounted at the bottom of the upper box body, two jacks are formed in the top of the lower box body, an insert block positioned in each jack is fixedly mounted at the bottom of the upper box body, fixed blocks are fixedly mounted on the right side wall of an inner cavity of the insert block on the left side and the left side wall of an inner cavity of the insert block on the right side, springs are fixedly mounted on opposite sides of the two fixed blocks, a push rod is fixedly mounted at one end, away from the fixed blocks, of each spring, a fixed ball positioned on the outer side of the lower box body is fixedly mounted at one end, away from the springs, of each push rod, fixed holes positioned on the outer sides of the fixed balls are formed in the left side and the right side of the lower box body, semicircular sleeves are fixedly mounted at the bottoms of the left, the utility model discloses a support box, including semicircular sleeve, bottom wall fixed mounting, the top fixed mounting of semicircular sleeve's front and the equal fixed mounting in back has the installation piece, the top fixed mounting of installation piece has fixing bolt, the diapire fixed mounting of lower box inner chamber has quantity to be two bracing pieces, the top fixed mounting of bracing piece has lower fixed ring, lower fixed ring's top fixed mounting has the sleeve, telescopic inboard movable mounting has the loop bar, the top fixed mounting of loop bar has upper.

Preferably, go up the box body and be the cuboid of inside hollow and bottom surface disappearance and the cuboid of inside hollow and top surface disappearance respectively with lower box body, the elasticity endotheca is the rubber sleeve.

Preferably, the size of the insert block is matched with that of the jack, and the diameter of the push rod is smaller than that of the fixing hole.

Preferably, the fixing ball is shaped like a hemisphere, and the diameter of the fixing ball is matched with the inner diameter of the fixing hole.

Preferably, the half cylinder that half cylinder sleeve is inside hollow and top surface and the equal disappearance in bottom surface, two the bracing piece is the left and right sides of symmetric distribution in box axis down.

Preferably, the back fixed mounting of upper fixed ring bottom has the cutting, the slot has been seted up at the back at lower fixed ring top, the size looks adaptation of cutting and slot.

(III) advantageous effects

Compared with the prior art, the utility model provides a power engineering conceals terminal box possesses following beneficial effect:

1. the hidden junction box for the electric power engineering is characterized in that through the arrangement of a lower box body, two electric wires to be connected are firstly respectively placed inside semicircular sleeves at the left side and the right side of the lower box body, the two electric wires are also respectively placed inside two lower fixing rings and are connected together, then the upper fixing rings are stirred to enable loop bars at the bottoms of the upper fixing rings to rotate in the sleeves, so that the upper fixing rings rotate, an inserting strip at the bottoms of the upper fixing rings is inserted into an inserting groove at the top of the lower fixing rings, the electric wires are preliminarily fixed in the lower fixing rings, an inserting block at the bottoms of the upper box bodies is inserted into an inserting hole, a push rod pushes a fixing ball into a fixing hole under the thrust action of a spring, so that the upper box body and the lower box bodies are preliminarily fixed, finally, the upper mounting block and the lower mounting block are fixed by using a fixing bolt, the electric wires are, the purpose of stable installation is achieved.

2. This terminal box is hidden in electric power engineering, setting through the elasticity endotheca, when installation fixing bolt, two elasticity endothecas can receive the effort and extrude the electric wire, because the elasticity endotheca is the rubber sleeve, it is inseparabler with the electric wire parcel to produce the reaction force after the deformation when the rubber sleeve, fixed knot constructs's stability both has been increased, also protected the electric wire can not buckled easily, and whole structure's leakproofness has been increased, and through bracing piece and lower fixed ring's setting, hold in the palm the inside electric wire of terminal box, prevent that the electric wire from receiving to produce after shaking in inside and buckling, the good purpose of protecting effect has been reached.

Drawings

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

FIG. 2 is an enlarged schematic view of A in FIG. 1 according to the present invention;

fig. 3 is a left side view of the present invention.

In the figure: the box body, 2 lower box bodies, 3 jacks, 4 inserting blocks, 5 fixing blocks, 6 springs, 7 push rods, 8 fixing balls, 9 fixing holes, 10 semicircular sleeves, 11 elastic inner sleeves, 12 mounting blocks, 13 fixing bolts, 14 supporting rods, 15 lower fixing rings, 16 sleeves, 17 sleeve rods and 18 upper fixing rings.

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 hidden junction box for electric power engineering comprises an upper box body 1, a lower box body 2 movably mounted at the bottom of the upper box body 1, two jacks 3 arranged at the top of the lower box body 2, an insert block 4 arranged in the jacks 3 and fixedly mounted at the bottom of the upper box body 1, fixed blocks 5 fixedly mounted on the right side wall of the inner cavity of the left insert block 4 and the left side wall of the inner cavity of the right insert block 4, springs 6 fixedly mounted on the opposite sides of the two fixed blocks 5, a push rod 7 fixedly mounted at the end of the spring 6 far away from the fixed block 5, a fixed ball 8 arranged at the outer side of the lower box body 2 and fixedly mounted at the end of the push rod 7 far away from the spring 6, fixed holes 9 arranged at the outer side of the fixed ball 8 and arranged at the left and right sides of the lower box body 2, the fixed ball 8 is hemispherical, the diameter of the fixed ball 8 is matched with the inner diameter of the fixed, the diameter of the push rod 7 is smaller than that of the fixing hole 9, the bottom of the left side and the bottom of the right side of the upper box body 1 and the top of the left side and the right side of the lower box body 2 are both fixedly provided with a semicircular sleeve 10, the semicircular sleeve 10 is a semicircular cylinder which is hollow inside and has a missing top surface and a missing bottom surface, the two support rods 14 are symmetrically distributed on the left side and the right side of the central axis of the lower box body 2, the inner side of the semicircular sleeve 10 is fixedly provided with an elastic inner sleeve 11, the upper box body 1 and the lower box body 2 are respectively a cuboid which is hollow inside and has a missing bottom surface and a cuboid which has a missing top surface, the elastic inner sleeve 11 is a rubber sleeve, the front surface and the back surface of the semicircular sleeve 10 are both fixedly provided with mounting blocks 12, the top of the top mounting block 12 is fixedly provided with a fixing bolt 13, the bottom wall, when the fixing bolt 13 is installed, the two elastic inner sleeves 11 can be extruded by acting force to the electric wire, because the elastic inner sleeves 11 are rubber sleeves, the rubber is a high-elasticity polymer material with reversible deformation, the rubber is rich in elasticity at room temperature, can generate large deformation under the action of small external force, can recover to the original shape after the external force is removed, can protect the electric wire from being bent and can also enable the electric wire to be fixed more tightly through the elasticity and the deformation capability, when the rubber sleeves generate deformation, the reaction force wraps the electric wire more tightly, not only the stability of the fixing structure is increased, but also the electric wire is protected from being easily bent, the sealing performance of the whole structure is increased, and through the arrangement of the supporting rod 14 and the lower fixing ring 15, the electric wire in the junction box is supported, the electric wire is prevented from being bent after being internally vibrated, and the purpose of good protection effect is achieved, the top of the lower fixing ring 15 is fixedly provided with a sleeve 16, the inner side of the sleeve 16 is movably provided with a loop bar 17, the top of the loop bar 17 is fixedly provided with an upper fixing ring 18, the back of the bottom of the upper fixing ring 18 is fixedly provided with a cutting, the back of the top of the lower fixing ring 15 is provided with a slot, the cutting is matched with the slot in size, through the arrangement of the lower box body 2, two electric wires to be connected are firstly respectively placed in the semicircular sleeves 10 at the left side and the right side of the lower box body 2, meanwhile, the two electric wires are also respectively placed in the two lower fixing rings 15 and are connected together, then the upper fixing ring 18 is shifted to ensure that the loop bar 17 at the bottom of the upper fixing ring 18 rotates in the sleeve 16, thereby the upper fixing ring 18 rotates, the cutting at the bottom of the upper fixing ring 18 is inserted into the slot at the top of the lower fixing ring 15, thereby the electric wires are fixed in the lower, push rod 7 receives spring 6's thrust effect to push into fixed ball 8 to fixed orifices 9 in to make box body 1 and box body 2 preliminary fixed down, fix with fixing bolt 13 two upper and lower installation pieces 12 at last, make two upper and lower semicircle sleeves 10 closely fixed the electric wire, through this triple fixed, reached the stable purpose of installation.

When using, will need two electric wires of connecting to put respectively under inside the semicircle sleeve 10 of the 2 left and right sides of box body, two electric wires also place respectively in two fixed ring 15's of lower part inside simultaneously, then let the cutting of fixed ring 18 bottom and the slot at fixed ring 15 top down peg graft together, thereby fix the electric wire in fixed ring 15 under tentatively, peg graft 4 and jack 3 of box body 1 bottom again, push rod 7 receives the thrust effect of spring 6 and pushes fixed ball 8 into to fixed orifices 9 in, fix two upper and lower installation pieces 12 with fixing bolt 13 at last, just can accomplish the stable installation of whole terminal box.

To sum up, the concealed junction box for electric power engineering is characterized in that through the arrangement of the lower box body 2, two electric wires to be connected are respectively placed inside the semicircular sleeves 10 at the left side and the right side of the lower box body 2, the two electric wires are also respectively placed inside the two lower fixing rings 15 and connected together, then the upper fixing ring 18 is shifted to enable the loop bar 17 at the bottom of the upper fixing ring 18 to rotate in the sleeve 16, so that the upper fixing ring 18 rotates, the insertion strip at the bottom of the upper fixing ring 18 is inserted into the insertion groove at the top of the lower fixing ring 15, the electric wires are preliminarily fixed in the lower fixing ring 15, the insertion block 4 at the bottom of the upper box body 1 is inserted into the insertion hole 3, the push rod 7 is pushed into the fixing hole 9 under the thrust action of the spring 6, so that the upper box body 1 and the lower box body 2 are preliminarily fixed, and finally the upper mounting block 12 and the lower mounting block 12 are, the upper semicircular sleeve 10 and the lower semicircular sleeve 10 tightly fix the electric wire, and the purpose of stable installation is achieved through the triple fixation.

Moreover, through the arrangement of the elastic inner sleeves 11, when the fixing bolt 13 is installed, the two elastic inner sleeves 11 can be extruded by acting force to the electric wire, because the elastic inner sleeves 11 are rubber sleeves, when the rubber sleeves deform, the reaction force wraps the electric wire more tightly, thereby not only increasing the stability of the fixing structure, but also protecting the electric wire from being easily bent, and increasing the sealing performance of the whole structure, and through the arrangement of the supporting rod 14 and the lower fixing ring 15, the electric wire in the junction box is supported and carried, the electric wire is prevented from being bent after being internally vibrated, the purpose of good protection effect is achieved, the problem that the connection of the junction box is extremely unstable due to the fact that a common junction box only encapsulates and is simply fixed is solved, and after long-time use or after impact, the connection part can be loosened, thereby losing the problem of the protective effect on the internal electric wire.

It is to be noted that 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 power engineering conceals terminal box, includes box body (1), its characterized in that: go up the bottom movable mounting of box body (1) and have box body (2) down, jack (3) that quantity is two are seted up at the top of box body (2) down, the bottom fixed mounting who goes up box body (1) has inserted block (4) that is located jack (3) inside, left side the equal fixed mounting of the right side wall of inserted block (4) inner chamber and the left side wall of right side inserted block (4) inner chamber has fixed block (5), two the equal fixed mounting in one side that fixed block (5) were carried on the back mutually has spring (6), the one end fixed mounting that fixed block (5) were kept away from in spring (6) has push rod (7), the one end fixed mounting that spring (6) were kept away from in push rod (7) has fixed ball (8) that are located the box body (2) outside down, fixed orifices (9) that are located the fixed ball (8) outside are all seted up to the left and right sides of box body (2) down, the bottom of going up the box body (1 Semicircular sleeve (10), the inboard fixed mounting of semicircular sleeve (10) has elastic endotheca (11), the front and the equal fixed mounting in the back of semicircular sleeve (10) have installation piece (12), top the top fixed mounting of installation piece (12) has fixing bolt (13), the diapire fixed mounting of box body (2) inner chamber has quantity to be two bracing piece (14) down, the top fixed mounting of bracing piece (14) has lower fixed ring (15), the top fixed mounting of lower fixed ring (15) has sleeve (16), the inboard movable mounting of sleeve (16) has loop bar (17), the top fixed mounting of loop bar (17) has last fixed ring (18).

2. The concealed junction box of claim 1, wherein: go up box body (1) and box body (2) down and be the cuboid of inside hollow and bottom surface disappearance and the cuboid of inside hollow and top surface disappearance respectively, elasticity endotheca (11) are the rubber sleeve.

3. The concealed junction box of claim 1, wherein: the size of the insertion block (4) is matched with that of the insertion hole (3), and the diameter of the push rod (7) is smaller than that of the fixing hole (9).

4. The concealed junction box of claim 1, wherein: the fixing ball (8) is hemispheroid in shape, and the diameter of the fixing ball (8) is matched with the inner diameter of the fixing hole (9).

5. The concealed junction box of claim 1, wherein: semicircle sleeve (10) are the inside hollow and the equal semicircle cylinder of disappearance of top surface and bottom surface, two bracing piece (14) are the left and right sides of symmetric distribution in box body (2) axis down.

6. The concealed junction box of claim 1, wherein: the back fixed mounting of upper fixed ring (18) bottom has the cutting, the slot has been seted up at the back at lower fixed ring (15) top, the size looks adaptation of cutting and slot.