CN218386308U - Block terminal convenient to maintain - Google Patents

Abstract

The utility model discloses a distribution box convenient for maintenance, which is characterized by comprising a back plate, a box shell which is slidably arranged on the back plate, and a connecting mechanism which is arranged on the back plate and connected with the box shell, wherein the connecting mechanism comprises sliding chutes which are arranged at two sides of the back plate, a nut seat and a sliding block which are arranged on the box shell and slide on the sliding chutes, a screw rod which is arranged on the back plate and is in screw connection with the nut seat, and a guide rod which is arranged on the back plate and is in sliding connection with the sliding block, and the back plate is provided with a self-locking mechanism which is matched with the screw rod; the utility model discloses a setting of this block terminal utilizes coupling mechanism to drive case shell and backplate separation from top to bottom to be convenient for opening or foling of case shell, make the inside electrical components of case shell needn't receive the space restriction of case shell, let maintainer can have bigger maintenance space to overhaul the trouble, promoted maintenance efficiency.

Description

Block terminal convenient to maintain

Technical Field

The utility model relates to a block terminal technical field specifically is a block terminal convenient to maintain.

Background

The distribution box is an indispensable special device in a distribution system, the existing distribution box is of an integral structure, after installation is completed, the interior of the box body is almost filled with electrical components and cables, the remaining space is narrow, and when the distribution box breaks down, operation and maintenance personnel only depend on the operation space after the box door is opened due to the limited internal operable space of the box body, so that the internal electrical components are difficult to maintain; for example, in the CN217062975U distribution box, only the protection plate can be seen after the box door is opened, and the fault condition of the internal electrical element can be seen only after the protection plate is required to be removed, because the internal circuit and the electrical element are limited by the inner wall of the box body, no better construction space exists between two hands, if the whole distribution box is removed from the wall, because the cable directly penetrates into the box body, the cable laid in the wall body is easily damaged in the removal process, and the box body is required to be installed on the wall again after maintenance is completed, so that the maintenance efficiency is low; it is therefore necessary to provide a distribution box which is easy to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problems and providing a distribution box convenient to maintain.

In order to achieve the above purpose, the utility model provides a following technical scheme: the novel box shell is characterized by comprising a back plate, a box shell which is slidably mounted on the back plate, and a connecting mechanism which is arranged on the back plate and connected with the box shell, wherein the connecting mechanism comprises sliding grooves which are formed in two sides of the back plate, a nut seat and a sliding block which are arranged on the box shell and slide on the sliding grooves, a screw rod which is arranged on the back plate and is in threaded connection with the nut seat, and a guide rod which is arranged on the back plate and is in sliding connection with the sliding block, and the back plate is provided with a self-locking mechanism which is matched with the screw rod.

Preferably, the self-locking mechanism comprises a locking ring arranged outside the screw rod and positioned outside the back plate, a fixed seat arranged on the back plate, a locking plate movably arranged on the fixed seat and matched with the locking ring, and a spring arranged on the fixed seat and connected with the locking plate.

Preferably, a plurality of limiting teeth matched with the locking plate are annularly arranged on the locking ring, a rotary interface is further arranged at one end of the screw, and a handle is arranged at one end of the locking plate.

Preferably, the back plate is provided with a mounting hole, an insulating plate and a bearing plate, the bearing plate is provided with a wire inlet hole and a wire outlet hole, and a diagonal draw bar is arranged between the bearing plate and the sliding groove.

Preferably, the box shell is provided with a box door.

The utility model has the advantages that: through the arrangement of the distribution box, the box shell and the back plate are driven to be separated up and down by the connecting mechanism, so that the box shell can be opened or closed conveniently, electrical components in the box shell are not limited by the space of the box shell, maintenance personnel can have larger maintenance space to overhaul faults, and the maintenance efficiency is improved;

through the arrangement of the self-locking mechanism, the screw is limited by the limiting teeth under the resilience force of the spring by the locking plate in the rotation process of the screw, so that the phenomenon of reverse rotation of the screw is prevented, and the safety is improved;

through the arrangement of the guide rod and the sliding block, when the box shell moves in the sliding groove, a guide effect is achieved, and the moving stability of the box shell is improved;

the supporting plate is arranged to support the box shell, and meanwhile, the diagonal draw bars are utilized to strengthen the connection strength of the supporting plate and the back plate, so that the safety of the box shell on the back plate is improved;

through the setting of spout, carry on spacingly to the removal stroke of nut seat and slider, promote the security of using.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic bottom structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 5 is an enlarged schematic view of the structure at the position B of the present invention.

The labels in the figure are: the box comprises a back plate 1, a mounting hole 11, an insulation plate 12, a supporting plate 13, a wire inlet hole 14, a wire outlet hole 15, a diagonal draw bar 16, a box shell 2, a box door 21, a connecting mechanism 3, a sliding groove 31, a nut seat 32, a sliding block 33, a screw rod 34, a guide rod 35, a rotary interface 36, a self-locking mechanism 4, a locking ring 41, a fixed seat 42, a locking plate 43, a spring 44, a limiting tooth 45 and a handle 46.

Detailed Description

The following provides a further description of the distribution box convenient for maintenance according to the present invention by embodiments and with reference to the accompanying drawings.

Referring to fig. 1 to 5, the utility model provides a distribution box convenient to maintain, characterized by include backplate 1, slidable mounting case shell 2 on backplate 1, set up the coupling mechanism 3 of being connected with case shell 2 on backplate 1, coupling mechanism 3 including setting up spout 31 in backplate 1 both sides, set up on case shell 2 and on spout 31 gliding nut seat 32 and slider 33, install on backplate 1 through the bearing and pass through screw connection's screw rod 34 with nut seat 32, set up on backplate 1 and with slider 33 sliding connection's guide bar 35, backplate 1 on be equipped with self-locking mechanism 4 with screw rod 34 looks adaptation, backplate 1 on be equipped with mounting hole 11, insulation board 12 and bearing board 13, bearing board 13 on be equipped with entrance hole 14 and wire hole 15, bearing board 13 and spout 31 between be equipped with oblique pull rod 16, case shell 2 on be equipped with chamber door 21; through the arrangement of the distribution box, the connection mechanism 3 is utilized to drive the box shell 2 to be vertically separated from the back plate 1, so that the box shell 2 can be conveniently opened or closed, electrical components in the box shell 2 are not limited by the space of the box shell 2, a maintainer can have larger maintenance space to overhaul faults, and the maintenance efficiency is improved; through the arrangement of the sliding chute 31, the moving stroke of the nut seat 32 and the sliding block 33 is limited, and the use safety is improved; through the arrangement of the guide rod 35 and the sliding block 33, the box shell 2 plays a role in guiding when moving in the sliding groove 31, and the moving stability of the box shell 2 is improved; the box shell 2 is supported by the supporting plate 13, and meanwhile, the connecting strength of the supporting plate 13 and the back plate 1 is enhanced by the diagonal draw bar 16, so that the safety of the box shell 2 on the back plate 1 is improved;

the self-locking mechanism 4 comprises a locking ring 41 which is arranged on the screw 34 and positioned outside the back plate 1, a fixed seat 42 which is arranged on the back plate 1, a locking plate 43 which is movably arranged on the fixed seat 42 through a pin and is matched with the locking ring 41, and a spring 44 which is arranged on the fixed seat 42 and is connected with the locking plate 43, wherein a plurality of limiting teeth 45 which are matched with the locking plate 43 are annularly arranged on the locking ring 41, a rotary interface 36 is also arranged at one end of the screw 34, and a handle 46 is arranged at one end of the locking plate 43; through self-locking mechanism 4's setting, utilize the instrument to install on rotatory interface 36, clockwise rotation drives screw rod 34 and rotates, screw rod 34 rotates the in-process and drives spacing tooth 45 and rotate, spacing tooth 45 is through extrudeing locking plate 43, make locking plate 43 rotatory and extrude spring 44 on fixing base 42, when spacing tooth 45 no longer extrudees locking plate 43, block locking plate 43 on spacing tooth 45 again under the spring-back force of spring 44, thereby realize spacing to spacing tooth 45, prevent that screw rod 34 from appearing the phenomenon of reversing, promote the safety in utilization.

The utility model discloses in the use, when the block terminal breaks down, after the maintainer arrived the scene, install on rotary interface 36 through specialized tool, it rotates to drive screw rod 34 through clockwise rotation, screw rod 34 drives catch 41 and rotates simultaneously, the continuous extrusion locking plate 43 of spacing tooth 45 on catch 41, make locking plate 43 carry out spacing or break away from the motion under the resilience force of spring 44 on fixing base 42 and between spacing tooth 45, screw rod 34 rotates and drives nut seat 32 through the screwed connection and upwards moves along spout 31 simultaneously, slider 33 that is in the opposite side upwards moves along guide bar 35 in step, thereby drive case shell 2 and upwards move along spout 31, make case shell 2 upwards open, expose the box inner structure, stop the spiral of screw rod 34 when moving to the upper end of spout 31 until nut seat 32 and slider 33, locking plate 43 is spacing to spacing tooth 45, prevent that screw rod 34 from overturning, the box inner structure exposes totally at this moment, the maintenance space promotes greatly, be convenient for salvage of trouble, maintain, promote maintenance efficiency; after the maintenance is finished, the handle 46 is pressed to enable the locking plate 43 to rotate on the fixing seat 42 and compress the spring 44, at the moment, the locking plate 43 is separated from the limiting tooth 45, the screw 34 is rotated anticlockwise through a tool, so that the nut seat 32 and the sliding block 33 move downwards along the sliding groove 31, the box shell 2 moves downwards until the nut seat 32 and the sliding block 33 move to the lower end of the sliding groove 31, the rotation of the screw 34 is stopped after the box shell 2 is tightly attached to the supporting plate 13, and the handle 46 is loosened.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (5)

1. The utility model provides a block terminal convenient to maintain, characterized by includes backplate (1), slidable mounting case shell (2) on backplate (1), sets up coupling mechanism (3) of being connected with case shell (2) on backplate (1), coupling mechanism (3) including setting up spout (31) in backplate (1) both sides, set up on case shell (2) and gliding nut seat (32) and slider (33) on spout (31), install on backplate (1) and with nut seat (32) through screw connection's screw rod (34), set up on backplate (1) and with slider (33) sliding connection's guide bar (35), backplate (1) on be equipped with self-locking mechanism (4) with screw rod (34) looks adaptation.

2. The distribution box of claim 1, wherein: the self-locking mechanism (4) comprises a locking ring (41) which is arranged on the screw rod (34) and is positioned outside the back plate (1), a fixing seat (42) which is arranged on the back plate (1), a locking plate (43) which is movably arranged on the fixing seat (42) and is matched with the locking ring (41), and a spring (44) which is arranged on the fixing seat (42) and is connected with the locking plate (43).

3. The distribution box convenient to maintain of claim 2, characterized in that: a plurality of limiting teeth (45) matched with the locking plates (43) are annularly arranged on the locking ring (41), a rotary connector (36) is further arranged at one end of the screw rod (34), and a handle (46) is arranged at one end of each locking plate (43).

4. The distribution box of claim 1, wherein: the novel solar cell back plate is characterized in that the back plate (1) is provided with a mounting hole (11), an insulating plate (12) and a bearing plate (13), the bearing plate (13) is provided with a wire inlet hole (14) and a wire outlet hole (15), and a diagonal draw bar (16) is arranged between the bearing plate (13) and the sliding groove (31).

5. The distribution box of claim 1, wherein: and a box door (21) is arranged on the box shell (2).

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