CN210224890U - Locking mechanism of bus duct jack box - Google Patents

Abstract

The utility model discloses a locking mechanical system of bus duct jack box, including box, locating plate and limiting plate, the locating plate adopts suit extending structure to set up, the box adopts the side structure of opening a door to set up, the mounting groove has been seted up with the relative terminal surface of side opening a door to there is the loading board that is the form of falling L through the inside cartridge of mounting groove, the fixed welding in bottom of box correspondence mounting groove has the layer board, the relative both sides at the layer board are installed through the pivot to the locating plate, the constant head tank that corresponds with the mounting groove is seted up to the terminal surface of locating plate, the inside fixed mounting of constant head tank has the clamp plate that is the form of falling L, the relative top vertical fixation with the. The locking mechanism of the bus duct jack box has the characteristics of simple structure, reasonable design, convenience in installation, convenience in maintenance and the like.

Description

Locking mechanism of bus duct jack box

Technical Field

The utility model relates to a bus duct technical field, what specifically says is a locking mechanical system of bus duct jack box.

Background

The jack box is the most frequently used part of a bus duct system and the key part of branch current protection, and plays a role in distributing electric energy in the bus duct system, so that the connection between the jack box and the bus duct is of great importance, and whether the connection between the jack box and the bus is reliable or not is related to whether the jack box can run reliably for a long time or not. Among the prior art, some jack boxes directly utilize the tying of participating in to be convenient for attached on the bus duct body to be connected jack box and bus duct, in order to make the connection more reliable, use the iron wire staple bolt in jack box and bus duct body's periphery usually, this jack box's connected mode randomness is very big, easy slippage in the course of the work, overhauls also inconvenient operation to bus duct body installation back moreover.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a locking mechanical system of bus duct jack box.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a locking mechanical system of bus duct jack box, includes box, locating plate and limiting plate, the locating plate adopts suit extending structure to set up, the box adopts the side structure of opening a door to set up, the mounting groove has been seted up to box and the relative terminal surface that opens a door to through the inside cartridge of mounting groove has the loading board that is the form of falling L, the fixed welding in bottom that the box corresponds the mounting groove has the layer board, the relative both sides at the layer board are installed through the pivot to the locating plate, the constant head tank that corresponds with the mounting groove is seted up to the terminal surface of locating plate, the inside fixed mounting of constant head tank has the clamp plate that is the form of falling L.

The box is internally hollow, the mounting groove is formed in the inner wall of the box, and the thickness of the bearing plate is consistent with the width of the hollow position in the box.

The mounting end of the box body corresponding to the bearing plate is provided with a screw hole.

The side of loading board terminal surface an organic whole is provided with the mounting panel, there is the grip block loading board one side relative with the mounting panel through reset spring fixed mounting, the spout has been seted up to the bottom that the loading board corresponds the grip block, the terminal and the spout internal gearing installation of grip block.

The utility model discloses beneficial effect who has: an installation groove is arranged on the end surface of the interior of the box body opposite to the side opening door, a positioning plate is arranged on the end surface of the supporting plate corresponding to the installation groove through a rotating shaft, the bearing plate is clamped into the corresponding mounting groove according to the height of the bus duct to be mounted, the bearing plate is mounted at the bottom of the bus duct in a supporting way, the positioning plate turns to the bus duct through the rotating shaft, extending the positioning plate to make the limiting plate at the top of the positioning plate correspond to the top of the bus duct, pressing the positioning plate against the top of the bus duct through the limiting plate, and making the limiting plate draw close to the bearing plate through the resetting of the resetting springs at the two sides of the positioning plate, thereby clamping the lock pin between the bearing plate and the limiting plate for the bus duct through the limiting plate and the bearing plate, when the limiting plate is clamped with a gap with the top of the bus duct, an operator clamps the pressing plate through the positioning groove, the counter pressure plate is clamped between the limiting plate and the top of the bus duct, so that the tightness of clamping the bus duct by the limiting plate and the bearing plate is kept; when a bus in the bus duct needs to be overhauled, a worker opens the box body of the jack box, the bus duct mounted on the bearing plate can be overhauled without detaching the bus duct, convenience in mounting the bus duct is improved, and the bus duct is clamped and mounted through the limiting plate and the bearing plate, so that firmness of the bus duct mounted in the box body is ensured.

Drawings

Fig. 1 is a schematic structural view of a locking mechanism of a bus duct jack box of the present invention;

fig. 2 is a longitudinal section structure diagram of a locking mechanism of a bus duct jack box of the present invention.

Fig. 3 is a schematic structural diagram of a positioning plate of a locking mechanism of a bus duct jack box of the present invention.

Fig. 4 is a schematic structural view of a bearing plate end face of a locking mechanism of a bus duct jack box of the present invention.

In the figure: a box body 1; a positioning plate 2; a limiting plate 3; a mounting groove 4; a carrier plate 5; a support plate 6; a positioning groove 7; a pressing plate 8; a mounting plate 9; a clamping plate 10; a return spring 11.

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. 1-4, a locking mechanism of a bus duct jack box comprises a box body 1, a positioning plate 2 and a limiting plate 3, wherein the positioning plate 2 is arranged in a sleeved telescopic structure, the box body 1 is arranged in a side-opening door structure, a mounting groove 4 is formed in the end face, opposite to the side-opening door, of the box body 1, an inverted L-shaped bearing plate 5 is inserted into the mounting groove 4, a supporting plate 6 is fixedly welded at the bottom of the box body 1, corresponding to the mounting groove 4, the positioning plate 2 is mounted on two opposite sides of the supporting plate 6 through a rotating shaft, a positioning groove 7 corresponding to the mounting groove 4 is formed in the end face of the positioning plate 2, a pressing plate 8 in an inverted L shape is fixedly mounted inside the positioning groove 7, and the limiting plate 3 is vertically fixed to the top of the positioning plate.

The box 1 is inside to be hollow structure setting, the inner wall at box 1 is seted up to mounting groove 4, the thickness of loading board 5 is unanimous with the width of the inside hollow position of box 1. The position that is convenient for loading board 5 to need the installation according to the bus duct is gone into the inside hollow position of box through mounting groove 4 card, and the thickness of loading board 5 is unanimous with the width of the inside hollow position of box 1 for loading board 5 card goes into behind mounting groove 4 and closely attaches with box 1 hollow position, improves the fastness of loading board 5 through the installation of mounting groove 4.

The mounting end of the box body 1 corresponding to the bearing plate 5 is provided with a screw hole. After the bearing plate and the mounting groove are mounted and clamped, an operator passes through the screw hole through a locking screw, and the mounting end of the bearing plate 5 is fixed on the box body 1 through the locking screw.

The side of 5 terminal surfaces of loading board is integrative to be provided with mounting panel 9, there is grip block 10 one side that loading board 5 is relative with mounting panel 9 through reset spring fixed mounting, the spout has been seted up to the bottom that loading board 5 corresponds grip block 10, the terminal and the spout internal toothing installation of grip block 10. The bus duct is placed on loading board 5, corresponds with the inboard of mounting panel 9 and places, and grip block 10 drives the removal inwards through reset spring, fixes the bus duct centre gripping on loading board 5 through grip block 10 and mounting panel 9, improves the fastness that the bus duct was fixed on loading board 5.

And a return spring 11 is arranged between the two sides of the supporting plate 6 corresponding to the limiting plates 3, and a telescopic rod of a sleeving structure is fixedly arranged in the return spring 11. The limiting plate 3 is pulled close to the bearing plate 5 through the resetting of the reset springs 11 on the two sides of the positioning plate 2, so that the bearing plate 3 and the bearing plate 5 clamp the bus duct and lock the lock pin between the bearing plate 5 and the limiting plate 3.

The utility model discloses a theory of operation is: the end face opposite to the side opening door in the box body 1 is provided with a mounting groove 4, a positioning plate 2 is mounted on the end face of a supporting plate 6 corresponding to the mounting groove 4 through a rotating shaft, a bearing plate 5 is clamped into the corresponding mounting groove 4 according to the height of a bus duct to be mounted, the bearing plate 5 is mounted at the bottom of the bus duct in a bearing mode, the positioning plate 2 is turned to the bus duct through the rotating shaft and extends to the positioning plate 2, a limiting plate 3 at the top of the positioning plate 2 corresponds to the top of the bus duct, the positioning plate 2 presses the top of the bus duct through the limiting plate 3, the limiting plate 3 is pulled to the bearing plate 5 through the resetting of a reset spring 11 at two sides of the positioning plate 2, so that a bus duct clamping lock nail is clamped between the bearing plate 5 and the limiting plate 3 through the limiting plate 3 and the bearing plate 5, when the limiting, keeping the tightness of the clamping of the limiting plate 3 and the bearing plate 5 on the bus duct; when the bus in the bus duct needs to be overhauled, the staff opens the box door of the jack box, the bus duct mounted on the bearing plate 5 can be overhauled without detaching the bus duct, convenience in mounting the bus duct is improved, and the limiting plate 3 and the bearing plate 5 are used for clamping and mounting the bus duct, so that firmness of the bus duct mounted in the box body 1 is ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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 (5)

1. The utility model provides a locking mechanical system of bus duct jack box, includes box (1), locating plate (2) and limiting plate (3), locating plate (2) adopt suit extending structure to set up its characterized in that: box (1) adopts the side structure of opening the door to set up, mounting groove (4) have been seted up with the relative terminal surface of side door to box (1) to there is loading board (5) that is the form of falling L through the inside cartridge of mounting groove (4), the fixed welding in bottom that box (1) corresponds mounting groove (4) has layer board (6), the relative both sides at layer board (6) are installed through the pivot in locating plate (2), constant head tank (7) that correspond with mounting groove (4) are seted up to the terminal surface of locating plate (2), constant head tank (7) inside fixed mounting has clamp plate (8) that are the form of falling L, limiting plate (3) set up with the top vertical fixation of locating plate (2) relatively.

2. The locking mechanism of a bus duct jack box of claim 1, wherein: the box body (1) is internally provided with a hollow structure, the mounting groove (4) is arranged on the inner wall of the box body (1), and the thickness of the bearing plate (5) is consistent with the width of the hollow position in the box body (1).

3. The locking mechanism of a bus duct jack box of claim 1, wherein: the box body (1) is provided with a screw hole corresponding to the mounting end of the bearing plate (5).

4. The locking mechanism of a bus duct jack box of claim 1, wherein: the side of loading board (5) terminal surface an organic whole is provided with mounting panel (9), there is grip block (10) one side that loading board (5) and mounting panel (9) are relative through reset spring fixed mounting, the spout has been seted up to the bottom that loading board (5) correspond grip block (10), the terminal and the spout inside engagement installation of grip block (10).

5. The locking mechanism of a bus duct jack box of claim 1, wherein: the supporting plate is characterized in that a return spring (11) is arranged between the two corresponding limiting plates (3) on the two sides of the supporting plate (6), and a telescopic rod of a sleeving structure is fixedly arranged inside the return spring (11).

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