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CN111129979B - A portable distribution box - Google Patents

A portable distribution box Download PDF

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Publication number
CN111129979B
CN111129979B CN201911328176.9A CN201911328176A CN111129979B CN 111129979 B CN111129979 B CN 111129979B CN 201911328176 A CN201911328176 A CN 201911328176A CN 111129979 B CN111129979 B CN 111129979B
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CN
China
Prior art keywords
box body
cross beam
circuit breaker
miniature circuit
sliding support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201911328176.9A
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Chinese (zh)
Other versions
CN111129979A (en
Inventor
孙久强
侯立超
胡相群
马宏伟
邱鹏
谢玉琪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Taikai Apparatus Complete Co Ltd
Original Assignee
Shandong Taikai Apparatus Complete Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Shandong Taikai Apparatus Complete Co Ltd filed Critical Shandong Taikai Apparatus Complete Co Ltd
Priority to CN201911328176.9A priority Critical patent/CN111129979B/en
Publication of CN111129979A publication Critical patent/CN111129979A/en
Application granted granted Critical
Publication of CN111129979B publication Critical patent/CN111129979B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/46Boxes; Parts thereof or accessories therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/52Mobile units, e.g. for work sites

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Patch Boards (AREA)

Abstract

本发明提供了一种便携式配电箱,包括箱体,所述箱体上铰接有前门及后门,所述箱体内侧上部安装有电气特性试验仪模块和前面罩,所述前面罩位于电气特性试验仪模块前方、且电气特性试验仪模块的面板穿过的前面罩;所述箱体内侧下部安装有微型断路器和可开闭的内门,所述内门位于微型断路器前方、且内门上开设有与微型断路器的操作手柄相对应的操作口;所述箱体内侧后部安装有端子排安装板。综上所述,本发明将电气特性试验仪模块、微型断路器及端子排安装板布置在不同的分区,各种设备布局合理,功能分区清晰,空间利用率高,箱体体积小,方便携带,且方便工作人员使用,工作效率高,劳动强度低。

The present invention provides a portable distribution box, including a box body, a front door and a rear door are hinged on the box body, an electrical characteristics 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 characteristics tester module, and the panel of the electrical characteristics tester module passes through the front mask; a miniature circuit breaker and an openable and closable 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 operating port corresponding to the operating handle of the miniature circuit breaker is opened on the inner door; a terminal block mounting plate is installed on the rear inner side of the box body. In summary, the present invention arranges the electrical characteristics tester module, the miniature circuit breaker and the terminal block mounting plate in different partitions, various equipment are reasonably laid out, the functional partitions are clear, the space utilization rate is high, the box body is small in size, easy to carry, and convenient for staff to use, with high work efficiency and low labor intensity.

Description

Portable distribution box
Technical Field
The invention relates to the technical field of power distribution equipment, in particular to a portable power distribution box.
Background
With the development of the electric power market, workers need to carry a distribution box with an electric characteristic tester module to go to a project site for service and debugging. The traditional block terminal includes the box, and the box inside is equipped with equipment such as electric characteristic test appearance module, miniature circuit breaker, terminal strip mounting panel and group battery.
The existing distribution box has the following defects that 1, various devices in the box body are directly arranged on the inner side bottom surface of the box body, the space utilization rate is low, the box body is large in size and inconvenient to carry, 2, the various devices in the box body are mixed together, the layout is unreasonable, the functional areas are unclear, the operation of workers is inconvenient, the working efficiency is low, the labor intensity is high, 3, the various devices are mixed together, the circuit arrangement is difficult, the maintenance is inconvenient, the leakage accident is easy to occur, 4, the various devices are mixed together, the heat dissipation performance is poor, the device performance is influenced, and the fire accident is easy to occur.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the portable distribution box which is convenient to carry, various devices in the box body are reasonable in layout and clear in functional partition.
The aim of the invention is achieved by the following technical measures:
A portable distribution box comprises a box body, wherein a front door and a rear door are hinged to the box body, an electric characteristic tester module and a front face cover are installed on the upper portion of the inner side of the box body, the front face cover is located in front of the electric characteristic tester module and penetrates through a panel of the electric characteristic tester module, a miniature circuit breaker and an inner door capable of being opened and closed are installed on the lower portion of the inner side of the box body, an operation opening corresponding to an operation handle of the miniature circuit breaker is formed in the inner door, and a terminal row mounting plate is installed on the rear portion of the inner side of the box body.
By adopting the technical scheme, when the invention is used, the front door is opened, the electric characteristic tester module and the miniature circuit breaker are operated, the rear door is opened, and the terminal strip mounting plate is operated. The staff can not need to open the inner door, operate miniature circuit breaker's operating handle through the operation mouth, avoid with electrified body contact, very effectual emergence that prevents electric shock accident.
The upper part of the box body is provided with a first lifting handle, and the lower part of the box body is provided with a plurality of universal wheels. When the portable box is transported, a worker can push or drag the box body by using the universal wheels, and when the worker needs to take a vehicle, the worker can carry the first lifting handle to lift the box body, so that the portable box is further convenient to carry.
The electric characteristic tester module is arranged on the middle upright post, a first cross beam for lifting the electric characteristic tester module is arranged on the middle upright post, the front face mask is arranged on the front upright post, the lower end of the middle upright post is connected with a second cross beam, the miniature circuit breaker is arranged on the second cross beam, and the terminal strip mounting plate is arranged on the rear upright post. The electric characteristic tester module, the front face mask, the miniature circuit breaker and the terminal strip mounting plate are fixed and reliable, and are convenient to install and use.
The number of the front posts is two, one end of the front face mask is connected with one front post, and the other end of the front face mask is connected with the other front post; the number of the middle vertical columns is two, one end of the first cross beam and one end of the second cross beam are connected with one middle vertical column, the other end of the first cross beam and the other end of the second cross beam are connected with the other middle vertical column, the number of the rear vertical columns is two, one end of the third cross beam is connected with one rear vertical column, and the other end of the third cross beam is connected with the other rear vertical column. High structural strength and convenient installation and use.
The miniature circuit breaker is connected with miniature circuit breaker support between miniature circuit breaker and the second crossbeam, be connected with terminal row mounting panel support between terminal row mounting panel and the rear pillar. The miniature circuit breaker support makes miniature circuit breaker be close to the inner door, and convenient operating handle through the operation mouth and miniature circuit breaker, terminal row mounting panel support make the terminal row mounting panel be close to the back door, convenient operating terminal row mounting panel.
And the inner door is provided with an indicator light and an inner door lock for indicating the working state of the miniature circuit breaker. The working state of the miniature circuit breaker can be observed through the indicator lamp without opening the inner door, and when the inner door is required to be opened, the inner door lock can be opened, so that the miniature circuit breaker is convenient to use.
The box body outside is connected with the sliding support that can vertical motion in a sliding way, the box below is equipped with hoe plate with sliding support connection, be equipped with locating hole and lower locating hole on the sliding support, the box outside still sliding connection has can horizontal movement, and can with last locating hole or lower locating hole matched with locating pin.
When the ground is uneven, lift up the box, operate the locating pin and leave down the locating hole, hoe board, sliding support down move under the action of gravity, and at this moment, operate the locating pin and get into the locating hole, hoe board downside is less than the universal wheel, puts down the box this moment, hoe board and ground contact prevent that the box from sliding.
When the use is finished, the operation positioning pin leaves the upper positioning hole. And lifting the sliding support to drive the hoe plate to move upwards, and operating the positioning pin to enter the lower positioning hole.
The movable rod capable of vertically moving is connected to the outer side of the box body in a sliding mode, a reset device is arranged between the movable rod and the box body, a poking piece is arranged at the lower end of the movable rod, the distance between the lower end of the poking piece and the sliding support is smaller than the distance between the upper end of the poking piece and the sliding support, and a poking piece through hole is formed in the locating pin.
The inclined poking piece pushes the poking piece through hole side wall to control the movement of the positioning pin. When the invention is used, the movable rod is pressed down, the movable rod pushes the poking plate to move downwards, the positioning pin leaves the upper positioning hole or the lower positioning hole under the action of the poking plate, the movable rod is loosened, the movable rod moves upwards in a rebound mode under the action of the resetting device, and the positioning pin enters the upper positioning hole or the lower positioning hole under the action of the poking plate.
The box is characterized in that an upper guide pipe and a lower guide pipe are connected to the outer side of the box body, the movable rod sequentially penetrates through the upper guide pipe and the lower guide pipe, a limiting ring is connected to the movable rod, the limiting ring is located between the upper guide pipe and the lower guide pipe, the resetting device comprises a spring located between the limiting ring and the lower guide pipe, and a pin sliding hole for accommodating a locating pin is formed in the lower guide pipe. The movable rod is pressed down, the limiting ring compresses the spring, and when the movable rod is loosened, the spring drags the limiting ring to reset the movable rod.
The number of the first handles is two, the number of the sliding supports is two, the upper end of the side part of the box body is connected with a convex plate which is positioned right above the sliding supports and used for installing the first handles, and the side part of the upper end of the sliding support is connected with a second handle which can be positioned outside the convex plate.
When the sliding support moves downwards, the lower end of the second handle is contacted with the upper end of the guide part, the sliding support stops moving, and when the sliding support moves upwards, the second handle is flush with the first handle, or the upper end of the sliding support is contacted with the lower part of the convex plate.
The side part of the box body is connected with a guide part, each sliding support corresponds to two guide parts, each sliding support is located between two guide parts, and a sliding groove for accommodating sliding of the sliding support is formed in each guide part. The sliding support moves up and down along the sliding groove, so that the sliding support is reliable in action and convenient to use.
In summary, the electric characteristic tester module, the miniature circuit breaker and the terminal strip mounting plate are arranged in different partitions, various devices are reasonably distributed, the functional partitions are clear, the space utilization rate is high, the box body is small in size and convenient to carry, and the miniature circuit breaker and the terminal strip mounting plate are convenient for workers to use, high in working efficiency and low in labor intensity.
Drawings
The invention is further described with reference to the drawings and detailed description which follow:
FIG. 1 is a schematic view of a portable electrical distribution box according to the present invention;
FIG. 2 is a schematic view of the internal front structure of a portable power distribution box according to the present invention;
FIG. 3 is a schematic view of the internal front face of a portable electrical box of the present invention without an internal door and front face mask;
FIG. 4 is a schematic view of the structure of an inner door of a portable power distribution box according to the present invention;
FIG. 5 is a schematic view of the internal rear structure of a portable power distribution box of the present invention;
FIG. 6 is a schematic side elevational view of the hoe plate in the portable power distribution box of the present invention in a ground-off position;
FIG. 7 is an enlarged schematic view of the portion A of FIG. 6;
FIG. 8 is a schematic side elevational view of a hoe plate in a portable power distribution box according to the invention in a landed position;
fig. 9 is an enlarged schematic view of a portion B in fig. 8.
In the figure, the device comprises a 1-box body, a 2-electric characteristic tester module, a 3-first cross beam, a 4-front door, a 5-operating handle, a 6-operating port, a 7-inner door, an 8-universal wheel, a 9-miniature circuit breaker, a 10-miniature circuit breaker bracket, a 11-second cross beam, a 12-battery pack, a 13-hoe plate, a 14-rear upright post, a 15-rear door, a 16-terminal strip mounting plate, a 17-terminal strip mounting plate bracket, a 18-third cross beam, a 19-first handle, a 20-middle upright post, a 21-second handle, a 22-guide part, a 23-indicator lamp, a 24-inner door lock, a 25-sliding bracket, a 26-locating pin, a 27-lower guide pipe, a 28-spring, a 29-limiting ring, a 30-upper guide pipe, a 31-movable rod, a 32-upper locating hole, a 33-sliding groove, a 34-lower locating hole, a 35-poking piece through hole, a 36-poking piece, a 37-front upright post, a 38-front face mask, a 39-pin sliding hole and a 40-protruding plate.
Detailed Description
As shown in fig. 1,2 and 3, a portable distribution box comprises a box body 1, wherein a front door 4 provided with a front door lock is hinged at the front part of the box body 1, a rear door 15 provided with a rear door lock is hinged at the rear part of the box body 1, two first handles 19 are arranged at the upper part of the box body 1, four universal wheels 8 are arranged at the lower part of the box body 1, and the universal wheels 8 adopt the prior art and are not described herein.
The front upright 37, the middle upright 20 and the rear upright 14 are sequentially arranged on the inner side wall of the box body 1 from front to back. Specifically, the number of front pillars 37 is two, the number of center pillars 20 is two, and the number of rear pillars 14 is two.
The upper portion inside the case 1 is mounted with the electric characteristics tester module 2 and the front cover 38, and the front cover 38 is located in front of the electric characteristics tester module 2, and the front cover 38 through which the panel of the electric characteristics tester module 2 passes. The electrical characteristic tester module 2 adopts the prior art, and is not described in detail herein. Specifically, two third cross beams 18 are connected to the upper end of the rear pillar 14, one end of each third cross beam 18 is connected to one rear pillar 14, the other end of each third cross beam 18 is connected to the other rear pillar 14, and the electrical characteristic tester module 2 is mounted on each third cross beam 18 through bolts.
The middle column 20 is provided with a first cross beam 3 for lifting the electric characteristic tester module 2, one end of the first cross beam 3 is connected with one middle column 20, and the other end of the first cross beam 3 is connected with the other middle column 20. The front face mask 38 is mounted on the front pillar 37, one end of the front face mask 38 is connected to one front pillar 37, and the other end of the front face mask 38 is connected to the other front pillar 37.
Eight groups of miniature circuit breakers 9 and an inner door 7 capable of being opened and closed are arranged at the lower part of the inner side of the box body 1, and the miniature circuit breakers 9 adopt the prior art and are not described in detail herein. Specifically, the inner door 7 is located in front of the miniature circuit breaker 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.
Specifically, the lower extreme of center pillar 20 is connected with two pieces of second crossbeams 11, and second crossbeam 11 one end is connected with one piece center pillar 20, and second crossbeam 11 other end is connected with another piece center pillar 20, and miniature circuit breaker 9 passes through miniature circuit breaker support 10 and installs on second crossbeam 11.
The battery pack 12 is further installed at the bottom of the inner side of the case 1, and the battery pack 12 adopts the prior art, and is not described herein.
As shown in fig. 4, the inner door 7 is provided with an operation opening 6 corresponding to the operation handle 5 of the miniature circuit breaker 9, the operation opening 6 is rectangular, the inner door 7 is provided with an indicator lamp 23 for indicating the working state of the miniature circuit breaker 9, and the indicator lamp 23 adopts the prior art and is not described herein.
As shown in fig. 5, the rear portion of the inner side of the case 1 is provided with a terminal strip mounting plate 16, and the terminal strip mounting plate 16 adopts the prior art, which is not described herein.
Specifically, the terminal block mounting plate 16 is mounted on the rear pillar 14 by a terminal block mounting plate bracket 17.
As shown in fig. 6, a sliding bracket 25 capable of moving vertically is slidably connected to the outside of the case 1, and a hoe plate 13 connected to the sliding bracket 25 is provided below the case 1. The sliding bracket 25 is provided with an upper positioning hole 32 and a lower positioning hole 34, the outer side of the box body 1 is also connected with a positioning pin 26 capable of horizontally moving in a sliding manner, and the positioning pin 26 can be matched with the upper positioning hole 32 or the lower positioning hole 34.
The upper end of the side part of the box body 1 is connected with a convex plate 40 which is positioned right above the sliding support 25 and used for installing the first lifting handle 19, and the side part of the upper end of the sliding support 25 is connected with a second lifting handle 21 which can be positioned outside the convex plate 40.
Specifically, the number of sliding brackets 25 is two, preferably, one sliding bracket 25 is located on the left side of the case 1, and the other sliding bracket 25 is located on the right side of the case 1. The lateral part of the box body 1 is connected with a guide part 22, each sliding support 25 corresponds to two guide parts 22, each sliding support 25 is positioned between the two guide parts 22, and the guide parts 22 are provided with a sliding groove 33 for accommodating the sliding support 25 to slide.
The outside of the box body 1 is also connected with a movable rod 31 capable of vertically moving in a sliding manner, a reset device is arranged between the movable rod 31 and the box body 1, a poking plate 36 is arranged at the lower end of the movable rod 31, the distance between the lower end of the poking plate 36 and the sliding support 25 is smaller than the distance between the upper end of the poking plate 36 and the sliding support 25, a poking plate through hole 35 is formed in the positioning pin 26, the inclined poking plate 36 pushes the side wall of the poking plate through hole 35, and the movement of the positioning pin 26 is controlled.
As shown in fig. 7, specifically, the outer side of the case 1 is connected with an upper guide tube 30 and a lower guide tube 27, the upper guide tube 30 is located at the end of the convex plate 40, the lower guide tube 27 is located at the side of the guide portion 22, and the movable rod 31 sequentially passes through the upper guide tube 30 and the lower guide tube 27. The movable rod 31 is connected with a limiting ring 29, the limiting ring 29 is positioned between the upper guide pipe 30 and the lower guide pipe 27, and the resetting device comprises a spring 28 positioned between the limiting ring 29 and the lower guide pipe 27, and the spring 28 is sleeved on the movable rod 31. The lower guide tube 27 is provided with a pin sliding hole 39 for accommodating the positioning pin 26, and the end of the positioning pin 26 can pass through the guide portion 22.
When the invention is transported, a worker can push or drag the box body 1 by using the universal wheels 8, and when the worker needs to take a vehicle, the worker can lift the box body 1 by carrying the first lifting handle 19.
In use, the front door is opened, the electric characteristic tester module 2 and the miniature circuit breaker 9 are operated, the rear door is opened, and the terminal block mounting plate 16 is operated. The operator can operate the operating handle 5 of the miniature circuit breaker 9 through the operating opening 6 without opening the inner door 15, thereby avoiding contact with a charged body and effectively preventing electric shock accidents. When it is desired to open the inner door 15, the inner door lock 24 can be opened.
As shown in fig. 8 and 9, when the ground is uneven, the first handle 19 is held by both hands to lift the case 1. At this time, the movable rod 31 is pressed by the thumb, the movable rod 31 pushes the plectrum 36 to move downwards, the locating pin 26 leaves the lower locating hole 34 under the action of the plectrum 36, and the hoe plate 13 and the sliding bracket 25 move downwards under the action of gravity. When the lower end of the second handle 21 contacts with the upper end of the guide part 22, the sliding bracket 25 stops moving, at the moment, the thumb is loosened, the movable rod 31 moves upwards in a rebound manner under the action of the spring 28, the positioning pin 26 enters the upper positioning hole 32 under the action of the poking piece 36, and the lower side surface of the hoe plate 13 is lower than the universal wheel 8. At this time, the case 1 is put down, and the hoe plate 13 is in contact with the ground, preventing the case 1 from sliding.
When the use is finished, the first handle 19 is held by both hands, at this time, the movable rod 31 is pressed down by the thumb, the movable rod 31 pushes the pulling piece 36 to move downwards, and the positioning pin 26 leaves the upper positioning hole 32 under the action of the pulling piece 36. At this time, the second handle 21 is lifted by another finger, so as to drive the hoe plate 13 and the sliding support 25 to move upwards, when the second handle 21 is flush with the first handle 19 or the upper end of the sliding support 25 contacts the convex plate 40, the thumb is loosened, the movable rod 31 moves upwards in a rebound manner under the action of the spring 28, and the positioning pin 26 enters the lower positioning hole 34 under the action of the pulling piece 36.
In summary, the present invention is not limited to the above embodiments. Those skilled in the art can make several changes and modifications without departing from the spirit and scope of the invention, and all such changes and modifications shall fall within the scope of the invention.

Claims (6)

1. The portable distribution box comprises a box body (1), wherein a front door (4) and a rear door (15) are hinged to the box body (1), the portable distribution box is characterized in that an electric characteristic tester module (2) and a front face cover (38) are arranged at the upper part of the inner side of the box body (1), the front face cover (38) is positioned in front of the electric characteristic tester module (2) and penetrates through a panel of the electric characteristic tester module (2), a miniature circuit breaker (9) and an openable inner door (7) are arranged at the lower part of the inner side of the box body (1), the inner door (7) is positioned in front of the miniature circuit breaker (9), an operation port (6) corresponding to an operation handle (5) of the miniature circuit breaker (9) is formed in the inner door (7), and a terminal row mounting plate (16) is arranged at the rear part of the inner side of the box body (1);
the upper part of the box body (1) is provided with a first lifting handle (19), and the lower part of the box body (1) is provided with a plurality of universal wheels (8);
the novel hoe is characterized in that a sliding support (25) capable of vertically moving is slidably connected to the outer side of the box body (1), a hoe plate (13) connected with the sliding support (25) is arranged below the box body (1), an upper positioning hole (32) and a lower positioning hole (34) are formed in the sliding support (25), and a positioning pin (26) capable of horizontally moving and being matched with the upper positioning hole (32) or the lower positioning hole (34) is also slidably connected to the outer side of the box body (1);
The movable rod (31) capable of vertically moving is further connected to the outer side of the box body (1) in a sliding mode, a reset device is arranged between the movable rod (31) and the box body (1), a poking piece (36) is arranged at the lower end of the movable rod (31), the distance between the lower end of the poking piece (36) and the sliding support (25) is smaller than the distance between the upper end of the poking piece (36) and the sliding support (25), and a poking piece through hole (35) is formed in the positioning pin (26);
the side part of the box body (1) is connected with guide parts (22), each sliding support (25) corresponds to two guide parts (22), each sliding support (25) is located between two guide parts (22), and a sliding groove (33) for allowing the sliding support (25) to slide is formed in each guide part (22).
2. The portable power distribution box according to claim 1, wherein a front upright (37), a middle upright (20) and a rear upright (14) are sequentially arranged on the inner side wall of the box body (1) from front to back, a third cross beam (18) is connected to the upper end of the rear upright (14), the electrical characteristic tester module (2) is arranged on the third cross beam (18), a first cross beam (3) for lifting the electrical characteristic tester module (2) is arranged on the middle upright (20), a front face mask (38) is arranged on the front upright (37), a second cross beam (11) is connected to the lower end of the middle upright (20), a miniature circuit breaker (9) is arranged on the second cross beam (11), and a terminal row mounting plate (16) is arranged on the rear upright (14).
3. The portable power distribution box according to claim 2, wherein the number of the front posts (37) is two, one end of the front face cover (38) is connected with one front post (37), the other end of the front face cover (38) is connected with the other front post (37), the number of the middle posts (20) is two, one end of the first cross beam (3) and one end of the second cross beam (11) are connected with one middle post (20), the other end of the first cross beam (3) and the other end of the second cross beam (11) are connected with the other middle post (20), the number of the rear posts (14) is two, one end of the third cross beam (18) is connected with one rear post (14), and the other end of the third cross beam (18) is connected with the other rear post (14).
4. The portable power distribution box according to claim 2, wherein 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 post (14).
5. The portable power distribution box according to claim 1, wherein an upper guide pipe (30) and a lower guide pipe (27) are connected to the outer side of the box body (1), the movable rod (31) sequentially penetrates through the upper guide pipe (30) and the lower guide pipe (27), a limiting ring (29) is connected to the movable rod (31), the limiting ring (29) is located between the upper guide pipe (30) and the lower guide pipe (27), the reset device comprises a spring (28) located between the limiting ring (29) and the lower guide pipe (27), and a pin sliding hole (39) for accommodating the locating pin (26) is formed in the lower guide pipe (27).
6. The portable power distribution box according to claim 5, wherein the number of the first handles (19) is two, the number of the sliding supports (25) is two, the upper end of the side portion of the box body (1) is connected with a protruding plate (40) which is positioned right above the sliding supports (25) and is used for installing the first handles (19), and the side portion of the upper end of the sliding support (25) is connected with a second handle (21) which can be positioned outside the protruding plate (40).
CN201911328176.9A 2019-12-20 2019-12-20 A portable distribution box Active CN111129979B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911328176.9A CN111129979B (en) 2019-12-20 2019-12-20 A portable distribution box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911328176.9A CN111129979B (en) 2019-12-20 2019-12-20 A portable distribution box

Publications (2)

Publication Number Publication Date
CN111129979A CN111129979A (en) 2020-05-08
CN111129979B true CN111129979B (en) 2025-05-30

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CN203300989U (en) * 2013-05-28 2013-11-20 江苏贯通电气科技有限公司 Comprehensive power distribution box
CN211320660U (en) * 2019-12-20 2020-08-21 山东泰开成套电器有限公司 Portable distribution box

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