CN215580695U

CN215580695U - Motor junction box

Info

Publication number: CN215580695U
Application number: CN202121661363.1U
Authority: CN
Inventors: 丁懿; 蒋晖
Original assignee: Electric Power Engineering Branch Huadian Hubei Power Generation Co ltd
Current assignee: Electric Power Engineering Branch Huadian Hubei Power Generation Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-01-18
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a motor junction box, comprising: the box body, wiring board and at least one spacing subassembly, the inside cavity and the open-top of box body, the wiring mouth that runs through a lateral wall of box body is seted up at the top of box body, the wiring board is followed the opening direction slidable of box body and is inserted and locate the wiring mouth, first draw-in groove has all been seted up to the relative wiring mouth's in both sides inner wall of wiring board, spacing subassembly includes the stopper, the relative first draw-in groove setting of stopper, and connect in the box body, the stopper slidable inserts and locates first draw-in groove for the relative wiring mouth of restriction wiring board slides. The utility model can solve the technical problem that in the prior art, the metal frame, the rubber sealing cover and the like are connected with the junction box through threads, so that time and labor are wasted in the dismounting process.

Description

Motor junction box

Technical Field

The utility model relates to the technical field of junction boxes, in particular to a motor junction box.

Background

The junction box is used for connecting internal circuits such as a motor and the like with external lines, and has the functions of insulating, blocking and protecting binding posts at the joint.

For example, application numbers are: 201821607047.4, the name is three-phase asynchronous motor terminal box, including the box body, the box body is fixed to the wiring port department of motor casing, and it has the rectangle opening to open on the box body, and the rectangle opening part is equipped with the sealed lid of rubber of looks adaptation with it, and the sealed lid of rubber is equipped with the metal frame outward, and fastening screw compresses tightly the sealed lid of rubber to the box body through the metal frame. The three-phase asynchronous motor junction box can realize the connection of the internal circuit and the external circuit of a motor, overcomes the defect of difficult wire inlet of the junction box with the traditional structure, has simple structure, good sealing performance and convenient wiring operation, can freely select the size and the number of the openings, realizes the convenient introduction of a power cable, has the functions of insulation, obstruction and terminal protection, can meet the import requirements of different users on the cable, but the connection modes of a metal frame, a rubber sealing cover and the like and the junction box in similar structures are threaded connection, and because the junction box needs to be matched with the use condition for dismounting, the threaded connection is not only complicated in the dismounting process, and the dismounted screws are easy to lose and are inconvenient to use.

Therefore, need a motor terminal box, solve among the prior art metal frame, the sealed lid of rubber etc. and terminal box all through threaded connection to lead to wasting time and energy problem in the dismouting in-process.

SUMMERY OF THE UTILITY MODEL

In view of this, it is necessary to provide a motor junction box, which solves the technical problem in the prior art that the metal frame, the rubber sealing cover and the like are connected with the junction box through threads, thereby wasting time and labor during the assembly and disassembly process.

In order to achieve the above technical object, a technical solution of the present invention provides a motor junction box, including:

the box body is hollow and is provided with an opening at the top, and the top of the box body is provided with a wiring port penetrating through one side wall of the box body;

the wiring board can be inserted into the wiring port in a sliding manner along the opening direction of the box body, and first clamping grooves are formed in two sides of the wiring board relative to the inner wall of the wiring port;

at least one spacing subassembly, spacing subassembly includes the stopper, the stopper is relative first draw-in groove sets up, and be connected in the box body, the stopper slidable insert locate first draw-in groove is used for restricting the wiring board is relative the wiring mouth slides.

Furthermore, slots are formed in two opposite side walls of the wiring port, and two sides of the wiring board can be inserted into the two slots in a sliding mode.

Furthermore, the opposite inner walls of the two slots are provided with sliding grooves inwards, one end of the limiting block can be inserted into the sliding grooves in a sliding mode, and the other end of the limiting block can be inserted into the first clamping groove in a sliding mode.

Further, the outer wall of the box body is further provided with strip-shaped holes in one-to-one correspondence with the sliding grooves, the limiting assembly further comprises a sliding block and a spring, one end of the sliding block can slidably penetrate through the strip-shaped holes and is inserted into the sliding grooves, one end of the sliding block is connected to the limiting block, the sliding grooves are arranged in the spring, one end of the spring is connected to the inner wall of the sliding grooves, and the other end of the spring is connected to the sliding block.

Furthermore, the cross-section of stopper is quarter circular and has link and circular arc end, the link of stopper is connected in slider, circular arc end and is relative the lateral wall setting of wiring board.

Furthermore, the opposite sides of the box body and the wiring board are respectively provided with at least one first clamping groove and at least one second clamping groove, and the first clamping groove and the second clamping groove surround to form a clamping hole for clamping an external wire.

Further, the motor junction box further comprises a cover body, the cover body is arranged at the top of the box body, one end of the cover body is hinged to the box body, and the other end of the cover body is detachably connected to the box body.

Furthermore, the box body is further provided with a second clamping groove, the second clamping groove is formed in the movement track of the other end of the cover body, the motor junction box further comprises a connecting assembly, the connecting assembly comprises a connecting block, and the connecting block is connected to the cover body and can be inserted into the second clamping groove.

Further, the outer wall of the box body is further provided with a communicating hole communicated with the second clamping groove, the connecting block is opposite to the communicating hole, a threaded hole is formed in the communicating hole, the connecting assembly further comprises a screw, and the screw penetrates through the communicating hole and is in threaded connection with the threaded hole.

Further, the motor junction box further comprises a sealing ring, and the top of the box body is sleeved with the sealing ring.

Compared with the prior art, the utility model has the beneficial effects that: the wiring board can be dismantled through the opening direction of box body and connect in the wiring mouth, first draw-in groove has all been seted up to the relative wiring mouth's of both sides inner wall of wiring board, the relative first draw-in groove setting of stopper, and be connected in the box body, stopper slidable inserts and locates first draw-in groove, make stopper cooperation joint in first draw-in groove, be used for restricting the relative wiring mouth of wiring board and sliding, keep away from first draw-in groove motion and make its separation simultaneously through the drive stopper, be used for realizing the dismantlement of wiring board and wiring mouth, like this alright realize quick installation and the dismantlement between wiring board and the terminal box body, solve among the prior art metal frame, rubber seal lid etc. all pass through threaded connection with the terminal box, thereby lead to wasting time and energy at the dismouting in-process technical problem.

Drawings

Fig. 1 is a schematic structural diagram of a motor junction box according to an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;

FIG. 4 is an enlarged partial schematic view at C of FIG. 3;

FIG. 5 is a schematic structural diagram of a patch panel provided by an embodiment of the present invention;

FIG. 6 is a schematic diagram of a motor junction box according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of another view angle of a motor junction box according to an embodiment of the present invention.

Detailed Description

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.

Referring to fig. 1 to 5, the present invention provides a motor junction box, including: box body 1, wiring board 2 and at least one spacing subassembly 3, inside cavity and open-top of box body 1, the wiring mouth 11 that runs through a lateral wall of box body 1 is seted up at the top of box body 1, wiring board 2 is followed the opening direction slidable of box body 1 and is inserted and locate wiring mouth 11, first draw-in groove 21 has all been seted up to the inner wall of wiring mouth 11 mutually in the both sides of wiring board 2, spacing subassembly 3 includes stopper 31, stopper 31 first draw-in groove 21 sets up relatively, and connect in box body 1, stopper 31 slidable inserts and locates first draw-in groove 21, be used for restricting the relative wiring mouth 11 of wiring board 2 and slide.

Further, it can be understood, wiring board 2 can be dismantled through the opening direction of box body 1 and connect in wiring mouth 11, first draw-in groove 21 has all been seted up to the relative inner wall of wiring mouth 11 in both sides of wiring board 2, stopper 31 sets up first draw-in groove 21 relatively, and connect in box body 1, stopper 31 slidable inserts and locates first draw-in groove 21, make stopper 31 cooperation joint in first draw-in groove 21, be used for restricting the relative wiring mouth 11 of wiring board 2 and slide, keep away from first draw-in groove 21 motion and make its separation simultaneously through drive stopper 31, be used for realizing the dismantlement of wiring board 2 and wiring mouth 11, alright realize like this with quick installation and the dismantlement between wiring board 2 and the terminal box body 1, solve metal frame among the prior art, rubber seal lid etc. all pass through threaded connection with the terminal box, thereby lead to the technical problem that wastes time and energy at the dismouting in-process.

Furthermore, the number of the limiting assemblies 3 is two, the limiting blocks 31 are arranged in one-to-one correspondence with the first clamping grooves 21 and are arranged on two sides of the box body 1 opposite to the wiring board 2, in order to facilitate wiring of external electric wires and the motor, at least one mounting hole for wiring is further formed in the bottom of the box body 1, and the external electric wires connected into the wiring box are electrically connected with the motor through the mounting hole.

As shown in fig. 1 and 2, slots 12 are respectively formed on two opposite side walls of the wiring port 11, and two sides of the wiring board 2 are respectively slidably inserted into the two slots 12.

Further, it can be understood that the two side walls of the opposite side of the wiring port 11 are both provided with slots 12, and the slots 12 are matched with the wiring board 2 to guide the sliding of the wiring board 2.

As shown in fig. 1, 4 and 5, the opposite inner walls of the two slots 12 are inwardly provided with sliding grooves 13, one end of the limiting block 31 is slidably inserted into the sliding groove 13, and the other end is slidably inserted into the first engaging groove 21.

Further, it can be understood that the sliding groove 13 guides the sliding of the stopper 31, and the sliding groove 13 is used for accommodating the stopper 31 when the stopper 31 is separated from the first engaging groove 21.

As shown in fig. 4, the outer wall of the box body 1 is further provided with a strip-shaped hole 14 corresponding to the sliding groove 13 one to one, the limiting component 3 further comprises a sliding block 32 and a spring 33, one end of the sliding block 32 can slidably penetrate through the strip-shaped hole 14 and be inserted into the sliding groove 13, one end of the sliding block 32 is connected to the limiting block 31, the spring 33 is arranged in the sliding groove 13, and one end of the spring is connected to the inner wall of the sliding groove 13 and the other end of the spring is connected to the sliding block 32.

Further, it can be understood that, in order to facilitate the sliding of the control stopper 31, the sliding groove 13 and the sliding block 32 cooperate to guide the sliding of the stopper 31, and a user can move the stopper 31 close to or away from the first slot 21 by toggling the sliding block 32 with a hand.

Further, one end of the spring 33 is connected to the inner wall of the sliding groove 13, and the other end is connected to the sliding block 32, so as to provide an elastic force for inserting the driving stopper 31 into the first engaging groove 21, which is simple and convenient to operate.

As shown in fig. 3 and 4, the cross section of the stopper 31 is a quarter circle and has a connecting end and an arc end, the connecting end of the stopper 31 is connected to the sliding block 32, and the arc end is arranged opposite to the side wall of the wiring board 2.

Further, it can be understood that, as shown in fig. 4, the stop block 31 is an arc surface with the abutting surface of the wiring board 2, and along the direction close to the bottom of the box body 1, the sectional area of the arc is gradually increased, and when a user inserts the wiring board 2 along the insertion direction, the arc abutting surface can conveniently drive the stop block 31 to move towards the two sides far away from the wiring board 2.

As shown in fig. 5 and 6, at least one first clamping groove and at least one second clamping groove are further formed on the opposite sides of the box body 1 and the wiring board 2, and the first clamping groove and the second clamping groove surround to form a clamping hole 4 for clamping an external wire.

Further, it can be understood that the first clamping groove and the second clamping groove surround to form a clamping hole 4 for clamping the external electric wire, and the external electric wire is connected to the inside of the junction box through the clamping hole 4.

Further, the number of the clamping holes 4 in the present invention may be one, two, three or more, and the specific number is set according to the requirement.

As shown in fig. 1, 6 and 7, the motor junction box further includes a cover 5, the cover 5 is disposed on the top of the box 1, and one end of the cover is hinged to the box 1, and the other end is detachably connected to the box 1.

Further, for the implementation of the device, the cover 5 is detachably attached to the top of the case 1.

As shown in fig. 6 and 7, the box body 1 is further provided with a second clamping groove, the second clamping groove is formed in the movement track of the other end of the cover body 5, the motor junction box further comprises a connecting assembly 6, the connecting assembly 6 comprises a connecting block 61, and the connecting block 61 is connected to the cover body 5 and can be inserted into the second clamping groove.

Further, it can be understood that the cover 5 is detachably connected to the box 1 through the connection block 61 and the second slot.

As shown in fig. 7, the outer wall of the box body 1 is further provided with a communication hole communicated with the second engaging groove, the connecting block 61 is provided with a threaded hole opposite to the communication hole, the connecting assembly 6 further comprises a screw 62, and the screw 62 penetrates through the communication hole and is in threaded connection with the threaded hole.

Further, the cover 5 is locked to the case 1 by the engagement of the screw 62 and the screw hole.

As shown in fig. 6, the motor junction box further includes a sealing ring 7, and the sealing ring 7 is sleeved on the top of the box body 1.

Further, it will be appreciated that a sealing ring 7 is provided at the top of the box body 1 to prevent dust or water drops from entering the interior of the junction box along the junction during use.

According to the specific working process, the wiring board 2 is detachably connected to the wiring port 11 in the opening direction of the box body 1, the first clamping grooves 21 are formed in the two sides of the wiring board 2 opposite to the inner wall of the wiring port 11, the limiting blocks 31 are arranged opposite to the first clamping grooves 21 and connected to the box body 1, the limiting blocks 31 can be inserted into the first clamping grooves 21 in a sliding mode, the limiting blocks 31 are connected to the first clamping grooves 21 in a matched and clamped mode and used for limiting the wiring board 2 to slide relative to the wiring port 11, and meanwhile the limiting blocks 31 are driven to move away from the first clamping grooves 21 and separated from the first clamping grooves 21 and used for achieving the dismounting of the wiring board 2 and the wiring port 11.

Further, the user is when using, and at first the user inserts inside the terminal box with the external electric wire along centre gripping hole 4 to be connected with the motor mounting hole electricity of box body 1 bottom, insert slot 12 along the opening direction of box body 1 with wiring board 2 after that, be located the stopper 31 of wiring board 2 both sides under the butt effect of wiring board 2, keep away from wiring board 2 along the direction of spout 13 and slide, when inserting slot 12 until wiring board 2 accomplishes, stopper 31 joint in first draw-in groove 21 under the drive of spring 33.

Then, locate the top of box body 1 with sealing washer 7 cover, and the articulated department of going around lid 5 and box body 1 rotates lid 5 to make connecting block 61 joint in the second draw-in groove, rotatory screw 62 threaded connection locks it in the screw hole simultaneously, just so accomplish the installation of terminal box.

Finally, the user is when dismantling, with lid 5 and box body 1 separation to stir slider 32 with the hand, make stopper 31 and first draw-in groove 21 separation, alright dismantle wiring board 2 in the opening direction of box body 1, this moment the user alright carry out relevant operation with convenient external electric wire.

So alright in order to realize quick installation and the dismantlement between wiring board 2 and the terminal box body 1, solve among the prior art metal frame, the sealed lid of rubber etc. and terminal box and all pass through threaded connection to lead to wasting time and energy the technical problem at the dismouting in-process.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.

Claims

1. A motor junction box, comprising:

2. The motor junction box of claim 1, wherein slots are formed on two opposite side walls of the junction box, and two sides of the junction box are slidably inserted into the two slots respectively.

3. The motor junction box of claim 2, wherein opposite inner walls of the two slots are inwardly provided with sliding grooves, one end of the limiting block is slidably inserted into the sliding grooves, and the other end of the limiting block is slidably inserted into the first clamping groove.

4. The motor junction box of claim 3, wherein the outer wall of the box body is further provided with a strip-shaped hole corresponding to the sliding groove in a one-to-one manner, the limiting assembly further comprises a sliding block and a spring, one end of the sliding block can slidably penetrate through the strip-shaped hole and is inserted into the sliding groove, one end of the sliding block is connected to the limiting block, the spring is arranged in the sliding groove, one end of the spring is connected to the inner wall of the sliding groove, and the other end of the spring is connected to the sliding block.

5. The motor junction box of claim 4, wherein the stopper has a quarter-circle cross section and has a connection end and a circular end, the connection end of the stopper is connected to the slider, and the circular end is disposed opposite to the side wall of the terminal plate.

6. The motor junction box of claim 1, wherein opposite sides of the box body and the wiring board are respectively provided with at least one first clamping groove and at least one second clamping groove, and the first clamping groove and the second clamping groove surround to form a clamping hole for clamping an external wire.

7. The motor junction box of claim 1, further comprising a cover disposed on the top of the box, wherein one end of the cover is hinged to the box, and the other end of the cover is detachably connected to the box.

8. The motor junction box of claim 7, wherein the box body further defines a second engaging groove, the second engaging groove is disposed on a movement track of the other end of the cover body, and the motor junction box further comprises a connecting assembly, the connecting assembly includes a connecting block, and the connecting block is connected to the cover body and can be inserted into the second engaging groove.

9. The motor junction box of claim 8, wherein the outer wall of the box body is further provided with a communication hole communicated with the second clamping groove, the connecting block is provided with a threaded hole opposite to the communication hole, and the connecting assembly further comprises a screw passing through the communication hole and being in threaded connection with the threaded hole.

10. The motor junction box of claim 1, further comprising a sealing ring, wherein the sealing ring is sleeved on the top of the box body.