CN210629004U

CN210629004U - Junction box for coal mine electromechanical equipment

Info

Publication number: CN210629004U
Application number: CN201921880324.3U
Authority: CN
Inventors: 苏琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-05-26
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a colliery electromechanical device terminal box, including box body, wire, conducting block, second pivot and fixture block, the box body front surface is provided with the observation window. The utility model discloses a be provided with the spring between straight-bar and conducting block, during the wiring, insert the seal cover at wire from both ends earlier, pinch first thin pole and the thin pole of second again, make the fixed block press the straight-bar, the straight-bar drives the briquetting and rotates to the outside, insert the slot to the wire again, then loosen first thin pole and the thin pole of second, kick-back according to the spring, promote the straight-bar and rotate, thereby make the briquetting compress tightly the wire, pull out first thin pole and the thin pole of second at last, the slip fixture block, make the fixture block agree with the draw-in groove, thereby fix first thin pole and the thin pole of second, the convenience just can accomplish wiring work without opening the box body, very big reduction is dangerous, it opens the lid to have solved, lead to the gas in the colliery to get into the terminal box, thereby the dangerous problem of blasting takes place.

Description

Junction box for coal mine electromechanical equipment

Technical Field

The utility model relates to a terminal box technical field specifically is a colliery electromechanical device terminal box.

Background

In the coal mining process, various coal mine machines and electrics are inevitably needed, and the coal mine machines and electrics are generally provided with a junction box which is used for being electrically connected with a power line so that the power line supplies power for the coal mine machines and the electrics.

In the prior patent (publication number: CN209344709U), a junction box for coal mine electromechanical equipment comprises a box body and a box cover fixed at the top of the box body, wherein a sealing structure is arranged between the box cover and the box body; be provided with a plurality of on the interior bottom of box body by preceding electrically conductive seat that distributes backward, every electrically conductive seat is all fixed with the box body through two bolts that wear to establish in the box body bottom, and the below of every bolt is all filled there is epoxy.

In implementing the present invention, the inventor finds that at least the following problems in the prior art are not solved: 1. although a sealing structure is arranged between the box cover and the box body, the box cover needs to be opened in the wiring process, so that gas in a coal mine enters the junction box, and explosion danger occurs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery electromechanical device terminal box has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a junction box of coal mine electromechanical equipment comprises a box body, a wire, a conductive block, a second rotating shaft and a clamping block;

the box body is characterized in that an observation window is arranged on the front surface of the box body, seal sleeves are respectively arranged at the upper end and the middle part of the lower end of the box body, a wire penetrates through the seal sleeves, slots are respectively formed in the upper parts and the middle parts of the lower parts of the conductive blocks, the tail ends of the wires are matched with the slots, bases are respectively arranged at four corners of the conductive blocks, a first rotating shaft is arranged above each base, a straight rod is connected to the other end of each first rotating shaft, a fixed rod is arranged on the right side above each straight rod, the horizontal included angle between each straight rod and each fixed rod is 45 degrees, a press block is arranged at the upper end of each;

the utility model discloses a box body, including box body, second pivot, first thin pole, first spout, fixture block, the box body left side all is provided with the rubber seal layer with right side middle part, second pivot top is connected with first thin pole, second pivot below is connected with the thin pole of second, the fixed block is all installed to first thin pole and the thin pole right-hand member of second, the draw-in groove has been seted up at first thin pole top middle part, the spout has been seted up to rubber seal layer top, the slider is installed to the fixture block inboard, slider and spout sliding connection, the fixture block agree.

As a preferred embodiment of the present invention, the first thin rod and the second thin rod are provided with an insulating sleeve on the left side.

As an optimized implementation mode of the utility model, the limiting block is wound with a spring.

As a preferred embodiment of the utility model, fixed block, first slender pole and the slender pole of second all adopt the PVC material to make.

As an optimal implementation manner of the present invention, the conductive block, the base, the first rotating shaft, the limiting block, the straight rod, the fixing rod and the pressing block are made of steel.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a first pivot on the base and the briquetting on the dead lever, connect with first pivot on the base, the first pivot other end is connected with the straight-bar, be provided with the spring between straight-bar and the conducting block, during the wiring, insert the wire from the seal cover at both ends earlier, pinch first pin and second pin again, make the fixed block press the straight-bar, the straight-bar drives the briquetting and rotates to the outside, insert the wire in the slot again, then loosen first pin and second pin, kick-back according to the spring, promote the straight-bar and rotate, thereby make the briquetting compress tightly the wire, pull out first pin and second pin at last, slide the fixture block, make the fixture block agree with the draw-in groove, thereby fix first pin and second pin, conveniently can accomplish the wiring work without opening the box body, very big reduction danger, solved and opened the lid, lead to the gas terminal box in the colliery to get into, thereby the dangerous problem of explosion takes place, is favorable to more practical use a colliery electromechanical device terminal box.

2. The utility model discloses an insulating cover on first slender pole and the slender pole of second all is provided with insulating cover in first slender pole and the slender pole left side of second, is convenient for play insulating effect, avoids taking place to electrocute danger, is favorable to more practical use a colliery electromechanical device terminal box.

3. The utility model discloses a spring on the stopper, the winding has the spring on the stopper, is convenient for play the effect of restriction to the spring, avoids the spring to take place the skew when kick-backing or compression, is favorable to a more practical use colliery electromechanical device terminal box.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is an internal structural schematic view of the junction box of the coal mine electromechanical device of the present invention;

fig. 2 is a schematic structural view of a junction box of the coal mine electromechanical device of the present invention;

fig. 3 is a schematic diagram of a partially enlarged structure at a position a of the junction box of the coal mine electromechanical device of the present invention;

fig. 4 is the utility model relates to a briquetting structure schematic diagram of colliery electromechanical device terminal box.

In the figure: 1. the box body, 2, observation window, 3, seal cover, 4, wire, 5, conducting block, 6, slot, 7, base, 8, first pivot, 9, spring, 10, stopper, 11, straight-bar, 12, dead lever, 13, briquetting, 14, spacing groove, 15, fixed block, 16, first thin rod, 17, second thin rod, 18, second pivot, 19, insulating cover, 20, rubber sealing layer, 21, fixture block, 22, spout, 23, slider, 24, draw-in groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a junction box of coal mine electromechanical equipment comprises a box body 1, a lead 4, a conductive block 5, a second rotating shaft 18 and a clamping block 21;

an observation window 2 is arranged on the front surface of the box body 1, seal sleeves 3 are respectively arranged at the upper end and the lower end of the box body 1, a wire 4 penetrates through the seal sleeves 3, slots 6 are respectively formed in the upper portion and the lower portion of each conductive block 5, the tail end of each wire 4 is matched with the slots 6, bases 7 are respectively arranged at four corners of each conductive block 5, a first rotating shaft 8 is arranged above each base 7, the other end of each first rotating shaft 8 is connected with a straight rod 11, a fixed rod 12 is arranged on the right side above the straight rod 11, the horizontal included angle between the straight rod 11 and the fixed rod 12 is 45 degrees, a pressing block 13 is arranged at the upper end of each fixed rod 12, a limiting groove 14 is formed in the inner side of each pressing block 13, and limiting;

1 left side of box body and right side middle part all are provided with rubber seal layer 20, 18 tops of second pivot are connected with first

slender pole

16, 18 below of second pivot are connected with second slender pole 17, fixed block 15 is all installed with second slender pole 17 right-hand member to first slender pole 16, draw-in groove 24 has been seted up at 16 top middle parts of first slender pole, spout 22 has been seted up to rubber seal layer 20 top, slider 23 is installed to fixture block 21 inboard, slider 23 and spout 22 sliding connection, fixture block 21 agrees with each other with draw-in groove 24.

In this embodiment, referring to fig. 1, 2, 3 and 4, a first rotating shaft 8 is connected to the upper end of a base 7 through a first rotating shaft 8 on the base 7 and a pressing block 13 on a fixing rod 12, the first rotating shaft 8 is connected to the upper end of the base 7, a straight rod 11 is connected to the other end of the first rotating shaft 8, a spring 9 is arranged between the straight rod 11 and a conductive block 5, when wiring is performed, a wire 4 is inserted from a sealing sleeve 3 at two ends, then a first thin rod 16 and a second thin rod 17 are pinched, so that the fixing block 15 presses the straight rod 11, the straight rod 11 drives the pressing block 13 to rotate outwards, the wire 4 is inserted into a slot 6, then the first thin rod 16 and the second thin rod 17 are released, the straight rod 11 is pushed to rotate according to the resilience of the spring 9, so that the pressing block 13 presses the wire 4, finally the first thin rod 16 and the second thin rod 17 are pulled out, a clamping block 21 is slid, so that the clamping block 21, the wiring work can be conveniently completed without opening the box body 1, the danger is greatly reduced, the problem that the gas in a coal mine enters the junction box when the box cover is opened is solved, the explosion danger is caused, and the more practical use of the junction box of the coal mine electromechanical equipment is facilitated.

Wherein, the left sides of the first thin rod 16 and the second thin rod 17 are both provided with an insulating sleeve 19.

In this embodiment, referring to fig. 1 and fig. 2, through the insulating sleeves 19 on the first thin rod 16 and the second thin rod 17, the insulating sleeves 19 are disposed on the left sides of the first thin rod 16 and the second thin rod 17, so that an insulating effect is conveniently achieved, electric shock hazard is avoided, and the junction box for coal mine electromechanical equipment is more practical.

Wherein, a spring 9 is wound on the limiting block 10.

In this embodiment, referring to fig. 1 and 2, the spring 9 is wound on the limiting block 10 through the spring 9 on the limiting block 10, so that the spring 9 is conveniently limited, the spring 9 is prevented from being deflected when rebounded or compressed, and a more practical junction box for coal mine electromechanical equipment is facilitated.

The fixing block 15, the first thin rod 16 and the second thin rod 17 are all made of PVC materials.

The conductive block 5, the base 7, the first rotating shaft 8, the limiting block 10, the straight rod 11, the fixing rod 12 and the pressing block 13 are all made of steel materials.

The theory of operation, during the wiring, insert wire 4 from the seal cover 3 at both ends earlier, pinch first thin pole 16 and second thin pole 17 again, make the straight-bar 11 of fixed block 15 press, straight-bar 11 drives briquetting 13 and rotates to the outside, insert wire 4 in slot 6 again, then loosen first thin pole 16 and second thin pole 17, kick-back according to spring 9, promote straight-bar 11 and rotate, thereby make briquetting 13 compress tightly wire 4, pull out first thin pole 16 and second thin pole 17 at last, slide fixture block 21, make fixture block 21 agree with draw-in groove 24, thereby fix first thin pole 16 and second thin pole 17, conveniently can accomplish wiring work without opening box body 1, very big reduction danger.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A junction box for coal mine electromechanical equipment is characterized by comprising a box body (1), a lead (4), a conductive block (5), a second rotating shaft (18) and a clamping block (21);

an observation window (2) is arranged on the front surface of the box body (1), sealing sleeves (3) are respectively arranged at the middle parts of the upper end and the lower end of the box body (1), the lead (4) penetrates through the sealing sleeve (3), the middle parts of the upper part and the lower part of the conductive block (5) are provided with slots (6), the tail end of the lead (4) is matched with the slot (6), four corners of the conductive block (5) are provided with bases (7), a first rotating shaft (8) is arranged above the base (7), the other end of the first rotating shaft (8) is connected with a straight rod (11), a fixed rod (12) is arranged on the right side above the straight rod (11), the horizontal included angle between the straight rod (11) and the fixed rod (12) is 45 degrees, a pressing block (13) is arranged at the upper end of the fixing rod (12), a limiting groove (14) is arranged at the inner side of the pressing block (13), the middle part below the straight rod (11) and the left side of the base (7) are both provided with a limiting block (10);

box body (1) left side and right side middle part all are provided with rubber seal layer (20), second pivot (18) top is connected with first thin pole (16), second pivot (18) below is connected with second thin pole (17), fixed block (15) are all installed to first thin pole (16) and second thin pole (17) right-hand member, draw-in groove (24) have been seted up at first thin pole (16) top middle part, spout (22) have been seted up to rubber seal layer (20) top, slider (23) are installed to fixture block (21) inboard, slider (23) and spout (22) sliding connection, fixture block (21) agree with each other with draw-in groove (24).

2. The coal mine electromechanical device junction box of claim 1, wherein: and the left sides of the first thin rod (16) and the second thin rod (17) are both provided with an insulating sleeve (19).

3. The coal mine electromechanical device junction box of claim 1, wherein: and a spring (9) is wound on the limiting block (10).

4. The coal mine electromechanical device junction box of claim 1, wherein: the fixing block (15), the first thin rod (16) and the second thin rod (17) are all made of PVC materials.

5. The coal mine electromechanical device junction box of claim 1, wherein: the conductive block (5), the base (7), the first rotating shaft (8), the limiting block (10), the straight rod (11), the fixing rod (12) and the pressing block (13) are all made of steel.