A portable distribution box

Abstract

The present invention provides a portable distribution box, which includes a box body. A front door and a rear door are hinged to the box body. An electrical characteristic tester module and a front mask are installed on the upper inner side of the box body. The front mask is located in front of the electrical characteristic tester module, and the panel of the electrical characteristic tester module passes through the front mask. A miniature circuit breaker and an openable inner door are installed on the lower inner side of the box body. The inner door is located in front of the miniature circuit breaker, and an operation opening corresponding to the operation handle of the miniature circuit breaker is provided on the inner door. A terminal block mounting plate is installed on the rear inner side of the box body. In summary, in the present invention, the electrical characteristic tester module, the miniature circuit breaker and the terminal block mounting plate are arranged in different partitions. The layout of various devices is reasonable, the functional partitions are clear, the space utilization rate is high, the volume of the box body is small, it is convenient to carry, and it is convenient for the staff to use, with high work efficiency and low labor intensity.

Description

Technical Field

[0001] The present invention relates to the technical field of distribution equipment, and specifically, to a portable distribution box. Background Art

[0002] With the development needs of the power market, staff need to carry a distribution box equipped with an electrical characteristic tester module to the project site for service and debugging. Traditional distribution boxes include a box body, and inside the box body, there are devices such as an electrical characteristic tester module, a miniature circuit breaker, a terminal block mounting plate, and a battery pack.

[0003] Existing distribution boxes have the following disadvantages: 1. Various devices inside the box are directly installed on the inner bottom surface of the box, with low space utilization rate, large box volume, and inconvenient to carry; 2. Various devices inside the box are mixed together, with an unreasonable layout, unclear functional partitions, inconvenient for staff to operate, low work efficiency, and high labor intensity; 3. Various devices are mixed together, making it difficult to arrange the lines, inconvenient for maintenance, and prone to electric leakage accidents; 4. Various devices are mixed together, resulting in poor heat dissipation performance, affecting the device performance, and prone to fire accidents. Summary of the Invention

[0004] The purpose of the present invention is to overcome the deficiencies of the above traditional technologies and provide a portable distribution box, which is convenient to carry, and the various devices inside the box have a reasonable layout and clear functional partitions.

[0005] The purpose of the present invention is achieved by the following technical measures:

[0006] A portable distribution box includes a box body, a front door and a rear door are hinged on the box body. An electrical characteristic tester module and a front mask are installed on the upper part of the inner side of the box body. The front mask is located in front of the electrical characteristic tester module, and the panel of the electrical characteristic tester module passes through the front mask; a miniature circuit breaker and an openable inner door are installed on the lower part of the inner side of the box body. The inner door is located in front of the miniature circuit breaker, and an operation opening corresponding to the operation handle of the miniature circuit breaker is opened on the inner door; a terminal block mounting plate is installed on the rear part of the inner side of the box body.

[0007] Due to adopting the above technical solution, when the present invention is in use, open the front door, operate the electrical characteristic tester module and the miniature circuit breaker, open the rear door, and operate the terminal block mounting plate. The staff can operate the operation handle of the miniature circuit breaker through the operation opening without opening the inner door, avoiding contact with live bodies, and very effectively preventing the occurrence of electric shock accidents.

[0008] A first handle is provided at the upper part of the box body, and a number of universal wheels are provided at the lower part of the box body. During transportation of the present invention, the staff can push or drag the box body by using the universal wheels. When it is necessary to take a means of transportation, the staff can lift the box body by hand holding the first handle, which is further convenient for carrying.

[0009] On the inner side wall of the box body, a front column, a middle column and a rear column are sequentially installed from front to back. The upper end of the rear column is connected with a third cross beam, and the electrical characteristic tester module is installed on the third cross beam. A first cross beam for supporting the electrical characteristic tester module is installed on the middle column, and the front mask is installed on the front column; the lower end of the middle column is connected with a second cross beam, and the miniature circuit breaker is installed on the second cross beam; the terminal block mounting plate is installed on the rear column. The electrical characteristic tester module, the front mask, the miniature circuit breaker and the terminal block mounting plate are fixedly reliable, which is convenient for installation and use.

[0010] The number of the front columns is two. One end of the front mask is connected with one front column, and the other end of the front mask is connected with the other front column; the number of the middle columns is two. One end of the first cross beam and the second cross beam is connected with one middle column, and the other end of the first cross beam and the second cross beam is connected with the other middle column; the number of the rear columns is two. One end of the third cross beam is connected with one rear column, and the other end of the third cross beam is connected with the other rear column. The structural strength is high, which is convenient for installation and use.

[0011] A miniature circuit breaker bracket is connected between the miniature circuit breaker and the second cross beam, and a terminal block mounting plate bracket is connected between the terminal block mounting plate and the rear column. The miniature circuit breaker bracket makes the miniature circuit breaker close to the inner door, which is convenient for operating the operating handle of the miniature circuit breaker through the operation port. The terminal block mounting plate bracket makes the terminal block mounting plate close to the rear door, which is convenient for operating the terminal block mounting plate.

[0012] An indicator light for indicating the working state of the miniature circuit breaker and an inner door lock are installed on the inner door. The working state of the miniature circuit breaker can be observed through the indicator light without opening the inner door. When it is necessary to open the inner door, the inner door lock can be opened, which is convenient for use.

[0013] A sliding bracket capable of vertical movement is slidably connected to the outside of the box body. A hoe plate connected to the sliding bracket is provided below the box body. Upper positioning holes and lower positioning holes are provided on the sliding bracket. A positioning pin capable of horizontal movement and capable of cooperating with the upper positioning hole or the lower positioning hole is also slidably connected to the outside of the box body.

[0014] When the ground is uneven, lift the box body, operate the positioning pin to leave the lower positioning hole. The hoe plate and the sliding bracket move downward under the action of gravity. At this time, operate the positioning pin to enter the upper positioning hole. The lower side surface of the hoe plate is lower than the universal wheels. At this time, put down the box body, and the hoe plate contacts the ground to prevent the box body from sliding.

[0015] After use, the operating positioning pin leaves the upper positioning hole. Lift the sliding bracket, which drives the hoe plate to move upward. At this time, the operating positioning pin enters the lower positioning hole.

[0016] An activity rod capable of vertical movement is also slidably connected to the outside of the box body. A reset device is provided between the activity rod and the box body. A dial is provided at the lower end of the activity rod. The distance between the lower end of the dial and the sliding bracket is less than the distance between the upper end of the dial and the sliding bracket. A dial through hole is provided on the positioning pin.

[0017] The inclined dial pushes the side wall of the dial through hole to control the movement of the positioning pin. When in use of the present invention, press the activity rod, the activity rod pushes the dial to move downward, and the positioning pin leaves the upper positioning hole or the lower positioning hole under the action of the dial; release the activity rod, the activity rod rebounds upward under the action of the reset device, and the positioning pin enters the upper positioning hole or the lower positioning hole under the action of the dial.

[0018] An upper guide tube and a lower guide tube are connected to the outside of the box body. The activity rod sequentially passes through the upper guide tube and the lower guide tube. A limit ring is connected to the activity rod. The limit ring is located between the upper guide tube and the lower guide tube. The reset device includes a spring located between the limit ring and the lower guide tube. A pin slide hole for accommodating the positioning pin is provided on the lower guide tube. Press the activity rod, the limit ring compresses the spring, and when the activity rod is released, the spring drags the limit ring to reset the activity rod.

[0019] The number of the first handles is two, the number of the sliding brackets is two. A convex plate for installing the first handle is connected to the upper end of the side of the box body and is located directly above the sliding bracket. A second handle capable of being located outside the convex plate is connected to the upper side of the sliding bracket.

[0020] When the sliding bracket moves downward, when the lower end of the second handle contacts the upper end of the guiding part, the sliding bracket stops moving; when the sliding bracket moves upward, when the second handle is flush with the first handle, or when the upper end of the sliding bracket contacts the lower part of the convex plate, the sliding bracket stops moving.

[0021] A guiding part is connected to the side of the box body. Each sliding bracket corresponds to two guiding parts. Each sliding bracket is located between the two guiding parts. A sliding groove for allowing the sliding bracket to slide is provided on the guiding part. The sliding bracket moves up and down along the sliding groove, with reliable action and convenient use.

[0022] To sum up, the present invention arranges the electrical characteristic tester module, the miniature circuit breaker and the terminal block mounting plate in different partitions. The layout of various devices is reasonable, the functional partitions are clear, the space utilization rate is high, the volume of the box body is small, it is convenient to carry, and it is convenient for the staff to use, with high work efficiency and low labor intensity. Description of the Drawings

[0023] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments:

[0024] Attached Figure 1 is a schematic structural view of a portable distribution box of the present invention;

[0025] Attached Figure 2 is a schematic front internal structure view of a portable distribution box of the present invention;

[0026] Attached Figure 3 is a schematic front internal structure view of a portable distribution box of the present invention without an inner door and a front mask;

[0027] Attached Figure 4 is a schematic structural view of an inner door in a portable distribution box of the present invention;

[0028] Attached Figure 5 is a schematic rear internal structure view of a portable distribution box of the present invention;

[0029] Attached Figure 6 is a schematic side structure view of a portable distribution box of the present invention when the hoe plate is in a state of being off the ground;

[0030] Attached Figure 7 is Figure 6 an enlarged structural view of the partial A in;

[0031] Attached Figure 8 is a schematic side structure view of a portable distribution box of the present invention when the hoe plate is in a state of landing on the ground;

[0032] Attached Figure 9 is Figure 8 an enlarged structural view of the partial B in.

[0033] In the figure: 1 - box body; 2 - electrical characteristic tester module; 3 - first cross beam; 4 - front door; 5 - operating handle; 6 - operating port; 7 - inner door; 8 - universal wheel; 9 - miniature circuit breaker; 10 - miniature circuit breaker bracket; 11 - second cross beam; 12 - battery pack; 13 - hoe plate; 14 - rear column; 15 - rear door; 16 - terminal block mounting plate; 17 - terminal block mounting plate bracket; 18 - third cross beam; 19 - first handle; 20 - middle column; 21 - second handle; 22 - guiding part; 23 - indicator light; 24 - inner door lock; 25 - sliding bracket; 26 - positioning pin; 27 - lower guiding tube; 28 - spring; 29 - limiting ring; 30 - upper guiding tube; 31 - movable rod; 32 - upper positioning hole; 33 - chute; 34 - lower positioning hole; 35 - dial through hole; 36 - dial; 37 - front column; 38 - front mask; 39 - pin sliding hole; 40 - convex plate. Specific embodiments

[0034] As shown in the appendix Figure 1 、 2 and Figure 3, a portable distribution box includes a box body 1. A front door 4 with a front door lock is hinged to the front of the box body 1, and a rear door 15 with a rear door lock is hinged to the rear of the box body 1. Two first handles 19 are provided on the upper part of the box body 1, and four universal wheels 8 are provided on the lower part of the box body 1. The universal wheels 8 adopt the prior art and will not be elaborated here.

[0035] The inner side wall of the box body 1 is successively installed with a front column 37, a middle column 20 and a rear column 14 from front to back. Specifically, the number of the front columns 37 is two, the number of the middle columns 20 is two, and the number of the rear columns 14 is two.

[0036] An electrical characteristic tester module 2 and a front mask 38 are installed on the upper inner side of the box body 1. The front mask 38 is located in front of the electrical characteristic tester module 2, and the panel of the electrical characteristic tester module 2 passes through the front mask 38. The electrical characteristic tester module 2 adopts the prior art and will not be elaborated here. Specifically, two third cross beams 18 are connected to the upper ends of the rear columns 14. One end of the third cross beam 18 is connected to one rear column 14, and the other end of the third cross beam 18 is connected to the other rear column 14. The electrical characteristic tester module 2 is installed on the third cross beam 18 by bolts.

[0037] A first cross beam 3 for supporting the electrical characteristic tester module 2 is installed on the middle column 20. One end of the first cross beam 3 is connected to one middle column 20, and the other end of the first cross beam 3 is connected to the other middle column 20. The front mask 38 is installed on the front column 37. One end of the front mask 38 is connected to one front column 37, and the other end of the front mask 38 is connected to the other front column 37.

[0038] Eight groups of miniature circuit breakers 9 and an openable inner door 7 are installed on the lower inner side of the box body 1. The miniature circuit breakers 9 adopt the prior art and will not be elaborated here. Specifically, the inner door 7 is located in front of the miniature circuit breakers 9. The inner door 7 is hinged to the inner side wall of the box body 1, and an inner door lock 24 is installed on the inner door 7.

[0039] Specifically, two second cross beams 11 are connected to the lower ends of the middle columns 20. One end of the second cross beam 11 is connected to one middle column 20, and the other end of the second cross beam 11 is connected to the other middle column 20. The miniature circuit breakers 9 are installed on the second cross beam 11 through miniature circuit breaker brackets 10.

[0040] A battery pack 12 is also installed on the inner bottom of the box body 1. The battery pack 12 adopts the prior art and will not be elaborated here.

[0041] As shown in the appendix Figure 4As shown, an operation opening 6 corresponding to the operation handle 5 of the miniature circuit breaker 9 is provided on the inner door 7. The shape of the operation opening 6 is rectangular. An indicator light 23 for indicating the working state of the miniature circuit breaker 9 is installed on the inner door 7. The indicator light 23 adopts the existing technology and will not be elaborated here.

[0042] As shown in the Figure 5 attachment, a terminal block mounting plate 16 is installed at the rear part inside the box body 1. The terminal block mounting plate 16 adopts the existing technology and will not be elaborated here.

[0043] Specifically, the terminal block mounting plate 16 is installed on the rear column 14 through a terminal block mounting plate bracket 17.

[0044] As shown in the Figure 6 attachment, a sliding bracket 25 capable of vertical movement is slidably connected to the outside of the box body 1. A hoe plate 13 connected to the sliding bracket 25 is provided below the box body 1. Upper positioning holes 32 and lower positioning holes 34 are provided on the sliding bracket 25. A positioning pin 26 capable of horizontal movement is also slidably connected to the outside of the box body 1. The positioning pin 26 can cooperate with the upper positioning hole 32 or the lower positioning hole 34.

[0045] A convex plate 40 for installing the first handle 19 is connected to the upper end of the side of the box body 1 and is located directly above the sliding bracket 25. A second handle 21 capable of being located outside the convex plate 40 is connected to the upper end side of the sliding bracket 25.

[0046] Specifically, the number of the sliding brackets 25 is two. Preferably, one sliding bracket 25 is located on the left side of the box body 1, and the other sliding bracket 25 is located on the right side of the box body 1. A guiding part 22 is connected to the side of the box body 1. Each sliding bracket 25 corresponds to two guiding parts 22. Each sliding bracket 25 is located between the two guiding parts 22. A sliding groove 33 for allowing the sliding bracket 25 to slide is provided on the guiding part 22.

[0047] An activity rod 31 capable of vertical movement is also slidably connected to the outside of the box body 1. A reset device is provided between the activity rod 31 and the box body 1. A dial 36 is provided at the lower end of the activity rod 31. The distance between the lower end of the dial 36 and the sliding bracket 25 is less than the distance between the upper end of the dial 36 and the sliding bracket 25. A dial through hole 35 is provided on the positioning pin 26. The inclined dial 36 pushes the side wall of the dial through hole 35 to control the movement of the positioning pin 26.

[0048] As shown in the Figure 7As shown, specifically, an upper guide tube 30 and a lower guide tube 27 are connected to the outside of the box body 1. The upper guide tube 30 is located at the end of the convex plate 40, and the lower guide tube 27 is located at the side of the guiding portion 22. The movable rod 31 passes through the upper guide tube 30 and the lower guide tube 27 in sequence. A limit ring 29 is connected to the movable rod 31. The limit ring 29 is located between the upper guide tube 30 and the lower guide tube 27. The reset device includes a spring 28 located between the limit ring 29 and the lower guide tube 27. The spring 28 is sleeved on the movable rod 31. A pin slide hole 39 for accommodating the positioning pin 26 is formed in the lower guide tube 27, and the end of the positioning pin 26 can pass through the guiding portion 22.

[0049] When the present invention is in transportation, the staff can push or drag the box body 1 by using the universal wheels 8. When it is necessary to take a means of transportation, the staff can lift the box body 1 by handholding the first handle 19.

[0050] When the present invention is in use, open the front door, operate the electrical characteristic tester module 2 and the miniature circuit breaker 9, open the rear door, and operate the terminal block mounting plate 16. The staff can operate the operating handle 5 of the miniature circuit breaker 9 through the operation port 6 without opening the inner door 15, avoiding contact with the live body and effectively preventing the occurrence of electric shock accidents. When it is necessary to open the inner door 15, the inner door lock 24 can be opened.

[0051] As shown in the appendix Figure 8 、 9 As shown, when the ground is uneven, lift the box body 1 by handholding the first handle 19 with both hands. At this time, press the movable rod 31 with the thumb. The movable rod 31 pushes the dial 36 to move downward. The positioning pin 26 leaves the lower positioning hole 34 under the action of the dial 36. The hoe plate 13 and the sliding bracket 25 move downward under the action of gravity. When the lower end of the second handle 21 contacts the upper end of the guiding portion 22, the sliding bracket 25 stops moving. At this time, release the thumb. The movable rod 31 rebounds upward under the action of the spring 28. The positioning pin 26 enters the upper positioning hole 32 under the action of the dial 36. The lower side of the hoe plate 13 is lower than the universal wheel 8. At this time, put down the box body 1, and the hoe plate 13 contacts the ground to prevent the box body 1 from sliding.

[0052] When the use is over, hold the first handle 19 with both hands. At this time, press the movable rod 31 with the thumb. The movable rod 31 pushes the dial 36 to move downward. The positioning pin 26 leaves the upper positioning hole 32 under the action of the dial 36. At this time, use other fingers to lift the second handle 21, thereby driving the hoe plate 13 and the sliding bracket 25 to move upward. When the second handle 21 is flush with the first handle 19, or when the upper end of the sliding bracket 25 contacts the convex plate 40, release the thumb at this time. The movable rod 31 rebounds upward under the action of the spring 28. The positioning pin 26 enters the lower positioning hole 34 under the action of the dial 36.

[0053] In summary, the present invention is not limited to the above specific embodiments. Those skilled in the art can make several changes and modifications without departing from the spirit and scope of the present invention, and all such changes should fall within the protection scope of the present invention.

Claims

1. A portable distribution box, comprising a box body (1), wherein a front door (4) and a rear door (15) are hinged to the box body (1). Characterized in that: An electrical characteristic tester module (2) and a front mask (38) are installed on the upper inner side of the box body (1), the front mask (38) is located in front of the electrical characteristic tester module (2), and the panel of the electrical characteristic tester module (2) passes through the front mask (38); a miniature circuit breaker (9) and an openable inner door (7) are installed on the lower inner side of the box body (1), the inner door (7) is located in front of the miniature circuit breaker (9), and an operation opening (6) corresponding to the operation handle (5) of the miniature circuit breaker (9) is formed on the inner door (7); a terminal block mounting plate (16) is installed on the rear inner side of the box body (1). A first handle (19) is provided on the upper part of the box body (1), and a plurality of universal wheels (8) are provided on the lower part of the box body (1). A sliding bracket (25) capable of vertical movement is slidably connected to the outer side of the box body (1), a hoe plate (13) connected to the sliding bracket (25) is provided below the box body (1), upper positioning holes (32) and lower positioning holes (34) are provided on the sliding bracket (25), and a positioning pin (26) capable of horizontal movement and capable of cooperating with the upper positioning holes (32) or the lower positioning holes (34) is also slidably connected to the outer side of the box body (1). An activity rod (31) capable of vertical movement is also slidably connected to the outer side of the box body (1), a reset device is provided between the activity rod (31) and the box body (1), a dial (36) is provided at the lower end of the activity rod (31), the distance between the lower end of the dial (36) and the sliding bracket (25) is less than the distance between the upper end of the dial (36) and the sliding bracket (25), and a dial through hole (35) is formed on the positioning pin (26). A guiding part (22) is connected to the side part of the box body (1), two guiding parts (22) correspond to each sliding bracket (25), each sliding bracket (25) is located between the two guiding parts (22), and a sliding groove (33) for allowing the sliding bracket (25) to slide is provided on the guiding part (22).

2. The portable distribution box according to claim 1, Characterized in that: Front columns (37), middle columns (20) and rear columns (14) are sequentially installed on the inner side wall of the box body (1) from front to back. The upper end of the rear column (14) is connected with a third cross beam (18), the electrical characteristic tester module (2) is installed on the third cross beam (18), a first cross beam (3) for supporting the electrical characteristic tester module (2) is installed on the middle column (20), and the front mask (38) is installed on the front column (37); the lower end of the middle column (20) is connected with a second cross beam (11), the miniature circuit breaker (9) is installed on the second cross beam (11); the terminal block mounting plate (16) is installed on the rear column (14).

3. The portable distribution box according to claim 2, Characterized in that: The number of the front upright columns (37) is two. One end of the front mask (38) is connected to one front upright column (37), and the other end of the front mask (38) is connected to the other front upright column (37). The number of the middle upright columns (20) is two. One end of the first cross beam (3) and the second cross beam (11) is connected to one middle upright column (20), and the other end of the first cross beam (3) and the second cross beam (11) is connected to the other middle upright column (20). The number of the rear upright columns (14) is two. One end of the third cross beam (18) is connected to one rear upright column (14), and the other end of the third cross beam (18) is connected to the other rear upright column (14).

4. The portable distribution box according to claim 2, characterized in that: A miniature circuit breaker bracket (10) is connected between the miniature circuit breaker (9) and the second cross beam (11), and a terminal block mounting plate bracket (17) is connected between the terminal block mounting plate (16) and the rear upright column (14).

5. The portable distribution box according to claim 1, characterized in that: An upper guide tube (30) and a lower guide tube (27) are connected to the outside of the box body (1). The movable rod (31) sequentially passes through the upper guide tube (30) and the lower guide tube (27). A limit ring (29) is connected to the movable rod (31). The limit ring (29) is located between the upper guide tube (30) and the lower guide tube (27). The reset device includes a spring (28) located between the limit ring (29) and the lower guide tube (27). A pin slide hole (39) for accommodating a positioning pin (26) is formed in the lower guide tube (27).

6. The portable distribution box according to claim 5, characterized in that: The number of the first handles (19) is two, and the number of the sliding brackets (25) is two. A convex plate (40) for installing the first handle (19) is connected to the upper end of the side of the box body (1) and is located directly above the sliding bracket (25). A second handle (21) capable of being located outside the convex plate (40) is connected to the upper side of the sliding bracket (25).

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