CN216121400U - Integrated block terminal structure of jam-proof - Google Patents

Abstract

The utility model discloses an anti-interference integrated distribution box structure which comprises a box body with an installation cavity, an input interface, an output interface, a circuit board, a current sensor and a switching power supply, wherein the input interface and the output interface are installed on the box body, the circuit board, the current sensor and the switching power supply are installed in the installation cavity, the input interface comprises a mains supply input interface, the mains supply input interface is installed on a rear side plate of the box body, a shielding partition plate is arranged in the box body, the shielding partition plate is connected with the rear side plate and is opposite to the position of a left side plate or a right side plate close to the box body so as to form a power supply isolation region for containing the switching power supply, and the switching power supply carries out conversion processing on alternating current signals input by the mains supply input interface and transmits the alternating current signals out. Compared with the prior art, the utility model can realize the alternating current interference on the power distribution loop in the integrated power distribution box, and has stable power distribution output and good power distribution effect.

Description

Integrated block terminal structure of jam-proof

Technical Field

The utility model relates to a distribution box, in particular to a distribution box with a good distribution effect.

Background

In the power electronic technology field, in order to conveniently install power equipment and save installation space thereof, a plurality of input sockets, output sockets, circuit breakers, shunt copper bars and other electronic components are integrated in the same shell to form a distribution box. Generally all set up input/output interface at the block terminal posterior lateral plate, set up protection switch (for example circuit breaker) on the curb plate before the block terminal, the cable need cross the block terminal twice and just can constitute the distribution loop. In some distribution boxes with commercial power input, a switching power supply is often set to perform alternating current-direct current conversion or voltage conversion, and at the moment, the switching power supply interferes the output power of a distribution loop to influence the distribution effect, which is difficult to avoid.

Therefore, there is a great need for an integrated distribution box that can solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-interference integrated distribution box structure which is used in a distribution box for receiving commercial power input, can shield and install a switching power supply for alternating current conversion, prevents a distribution loop in the integrated distribution box from being interfered, and has stable power distribution output and good power distribution effect.

In order to achieve the purpose, the utility model discloses an anti-interference integrated distribution box structure which comprises a box body with an installation cavity, an input interface, an output interface, a circuit board, a current sensor and a switching power supply, wherein the input interface and the output interface are installed on the box body, the circuit board, the current sensor and the switching power supply are installed in the installation cavity, the input interface comprises a mains supply input interface, the mains supply input interface is installed on a rear side plate of the box body, a shielding partition plate is arranged in the box body, the shielding partition plate is connected with the rear side plate and is opposite to a left side plate or a right side plate close to the box body to form a power supply isolation area for containing the switching power supply, and the switching power supply converts alternating current signals input by the mains supply input interface into direct current and transmits the direct current.

Compared with the prior art, the power distribution box is used for receiving commercial power input, the power isolation regions are arranged at the corners of the rear side wall of the box body, the switching power supply for alternating current conversion can be shielded and installed, a power distribution loop in the integrated power distribution box is prevented from being interfered, power output is stable, and the power distribution effect is good.

Preferably, integrated block terminal structure still includes protection switch, protection switch install in on the preceding curb plate of box, input switch and output switch install in on the posterior lateral plate of box, form a plurality of distribution loop between input interface, protection switch, the output interface, switching power supply will the alternating current signal of commercial power input interface input converts the direct current into and carries to protection switch.

Specifically, the current sensors are mounted in the mounting cavity in an array at a position close to the front side plate, and a plurality of through holes for cables to pass through are formed in the front side plate.

Specifically, the cable that forms the distribution circuit includes input cable, output cable and switching wire, preceding curb plate with still be equipped with built on stilts mounting platform between the curb plate of back, the last insulation of mounting platform installs a plurality of wiring rows, be provided with a plurality of switching posts on the wiring row, the input cable electricity connect in input interface with between protection switch's the input, output cable's one end with protection switch's output electricity is connected, and the other end passes current sensor electricity connect in on the switching post of wiring row, switching wire one end with the switching post electricity is connected, the other end with output interface electricity is connected. Set up an overhead mounting platform in the block terminal, the last wiring row that sets up and carry out the electric current and collect and shunt of mounting platform, the user of being convenient for changes according to needs and sets up conductive circuit for multiple power supply function end can be drawn forth to the electricity of outside introduction, can freely lay wire and be difficult for obscuring the wire. The aerial arrangement of mounting platform not only saves space, still is convenient for form the heat dissipation space and the usage space of a block terminal below mounting platform, prevents to disturb the installation and the use of other parts in the installation cavity of block terminal.

More specifically, a wire bundling frame is further arranged between the mounting platform and the output interface of the rear side plate, the wire bundling frame is arranged along the left-right direction of the mounting cavity, and a plurality of wire bundling grooves for the transit wires to pass through are formed in the wire bundling frame along the left-right direction of the mounting cavity. The scheme is convenient for branch management during switching. Of course, the structure of the wire harness holder is not limited thereto, and a wire tying plate may be used instead of the wire harness holder.

Specifically, the wire bundling frame comprises two wire bundling plates which are arranged at a certain interval in the front-back direction of the installation cavity, and a plurality of wire bundling grooves are formed in the two wire bundling plates respectively.

Specifically, the upper end of the bundling wire slot is provided with an opening. The patch cord can conveniently enter the wiring bundling groove.

More specifically, the upper ends of the two wire bundling plates are bent relative to the front and back direction to form a reinforcing anti-falling structure positioned at the opening of the wire bundling groove. Prevent that the patch cord from breaking away from bundling groove.

Preferably, the left side plate and the right side plate of the housing are respectively provided with a plurality of heat dissipation holes.

Preferably, a handle is further formed at the front side of the housing. The electrical distribution box can be pull assembled when installed in a large electrical distribution system.

Preferably, the mounting platform is formed by a mounting plate fixed to the left and right side plates of the housing, the mounting plate being spaced apart from the bottom plate of the housing. The installation can be followed on the curb plate of casing, and make mounting platform below vacate completely, need not the support column.

Preferably, the circuit board is mounted below the mounting platform, and the current sensor is mounted between the front side plate and the mounting platform.

Preferably, a communication interface is further installed on the rear side plate of the box body, and the communication interface is installed on the rear side plate in a close manner and is located in the power isolation area.

Drawings

Fig. 1 is a perspective view of an integrated electrical distribution box of the present invention.

Fig. 2 is a perspective view of the integrated panelboard of the present invention with the upper cover open.

Fig. 3 is a schematic view of another angle of the integrated panelboard of fig. 2.

Fig. 4 is a top view of the integrated power distribution box of fig. 2.

Fig. 5 is an enlarged schematic view of a portion a in fig. 4.

Fig. 6 is a schematic diagram of a current sensor mounting structure.

Fig. 7 is an enlarged schematic view of a portion B in fig. 6.

Fig. 8 is a side view of the current sensor mounting structure of fig. 6.

Fig. 9 is a schematic structural view of a bundling frame.

Fig. 10 is a schematic structural view of the mounting platform.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1 to 6, the present invention discloses an integrated distribution box 100, which includes a housing 10 having a mounting cavity 101, input interfaces (11, 12) mounted on the housing 10, a plurality of output interfaces (13, 14), and a circuit board (not shown) mounted in the mounting cavity 101, wherein the input interfaces (11, 12) and the plurality of output interfaces (13, 14) are connected to form a plurality of distribution loops, each of the distribution loops is mounted with an air switch 21 for controlling the on/off of the distribution loop and a current sensor 22 for detecting the current of the distribution loop, and the circuit board controls the air switch 21 to operate according to the current detected by the current sensor 22. Of course, the air switch 21 can be replaced by other protection switches, such as a circuit breaker and a contactor.

The integrated distribution box 100 of the present invention is a UPS integrated distribution box.

Referring to fig. 1 to 3, the input interface includes mains input interface 11 and a plurality of UPS input interface 12, the output interface includes mains output interface 13 and a plurality of UPS output interface 14, mains input interface 11 with the distribution circuit that forms between the mains output interface 13 is called mains distribution circuit, UPS input interface 12 with the distribution circuit between UPS output interface 14 is called UPS distribution circuit, still be provided with switching power supply 23, mains input switch 24, lightning protection device, lightning protection switch on the input of mains distribution circuit, UPS distribution circuit still is equipped with control switch 27. Of course, the utility power output interface 13 may not be provided, and the electricity of the utility power input interface may be directly ac-dc converted and then output through the dc output interface. The output interface may also include a bypass output or the like.

Wherein, commercial power input interface 11, UPS input interface 12, commercial power output interface 13 and UPS output interface 14 install in on the posterior lateral plate 103 of casing 10, air switch 21 install in outside the casing 10 preceding lateral plate 102, just two upper and lower rows of confessions have still been seted up on the preceding lateral plate 102 the through hole 1021 that the cable passed. A front mounting plate 107 is further arranged outside the front side plate of the casing 10, and the switching power supply 23, the commercial power input switch 24, the lightning protection device 25, the lightning protection switch 26 and the control switch 27 are mounted on the front mounting plate 107. Wherein, the rear side plate is an epoxy plate.

Referring to fig. 2, the current sensor 22 is disposed adjacent to the front side plate, a wiring block 41 is further disposed between the mounting area of the current sensor 22 and the rear side plate 103, and each wiring block 41 has a plurality of adapter posts 42. Wherein two sets of terminal blocks 41 are provided in this embodiment.

Referring to fig. 10, each of the terminal blocks 41 is provided with a plurality of mounting holes along the front-rear direction of the mounting cavity, and the terminal 42 includes a fixing bolt 421 mounted on the mounting hole and a nut fixed to the end of the fixing bolt 421. Specifically, each of the adapter columns 42 is further provided with a wire guide 43 with an open upper end, a conduit 431 through which a cable passes is formed at the front end of the wire guide 43, and a fixing piece 432 fixed on the adapter column 42 is formed at the rear end of the wire guide 43, and the fixing piece passes through the fixing bolt 421 and is installed between the nut of the fixing bolt 421 and the wire row 41.

The cables (not shown) forming the power distribution loop include a first cable extending from the input interfaces (11, 12) to the front plate 102 along the lower cavity wall of the installation cavity 101, penetrating through holes in the lower row of the front plate 102 and electrically connected with the input end of the air switch 21, a detection hole 221 electrically connected with the output end of the relay 21 and penetrating through the current sensor 22, a second cable connected with the adapter column 411, and a patch cord electrically connected with the adapter column 411 at one end and the output interfaces (13, 14) at the other end.

Referring to fig. 2 to 7, a plurality of mounting plates 31 are fixed in the mounting cavity 101 along the left-right direction of the mounting cavity 101, each mounting plate 31 is arranged along the front-back direction of the mounting cavity 101, two adjacent mounting plates 31 or mounting plates 31 and the side plates of the housing 10 form a mounting area for mounting the current sensor 22, at least one mounting area is provided with a plurality of mounting structures 32 capable of mounting the current sensor 22 respectively, the plurality of mounting structures 32 in the mounting area are arranged along the front-back direction of the mounting cavity and have different heights, the mounting structures 32 can obliquely mount the current sensor 22 on the mounting plate 31, at least one mounting area is provided with a plurality of current sensors 22, and a plurality of current sensors 22 are obliquely mounted on one mounting plate 31 on two sides of the mounting area from front to back at a certain interval, the detection hole 221 of the current sensor 22 is inclined upwards, and the heights of a plurality of current sensors 22 in a mounting area are different; the second cable passes through the detection hole 221 corresponding to the current sensor 22.

Referring to fig. 8, the mounting structure 32 is two or more mounting holes, and the plurality of mounting holes of each mounting structure 32 are arranged along the front-rear direction of the mounting cavity 101 while being inclined with respect to the horizontal direction.

Referring to fig. 4 to 8, the mounting structures 32 mount the current sensors 22 obliquely toward the rear side, and the mounting structures 32 of one mounting area gradually increase the mounting heights of the current sensors 22 in the front-rear direction. Referring to fig. 8, the current sensors 22 are inclined to the rear side, and the heights of the plurality of current sensors 22 of one mounting area become gradually higher in the front-rear direction.

Referring to fig. 8, the upper edge of the mounting plate 31 on which the plurality of current sensors 22 are mounted becomes higher from front to back.

Referring to fig. 7, each of the mounting plates 31 has a plurality of mounting structures 32 thereon, and the mounting structures 32 on the mounting plates 31 can arrange the current sensors 22 in an array. Wherein, each mounting panel 31 is installed a plurality of current sensor 22 towards left side or right side, and a plurality of current sensor 22 of installation on the mounting panel 31 arranges and is the array.

In this embodiment, a plurality of current sensors 22 are mounted on the mounting plate 31 on the right side in one mounting area.

Of course, in another embodiment, one or more current sensors 22 may be mounted by the left mounting plate 31 and one or more current sensors 22 may be mounted by the right mounting plate 31 in a single mounting area.

In this embodiment, three mounting structures 32 are disposed on each mounting plate 31, so that three current sensors 22 are disposed on each mounting plate 31, the three current sensors 22 are inclined to the rear side, and the mounting height gradually increases from the front to the rear. Of course, the number of the current sensors 22 provided on each mounting plate 31 is not limited to three, and the number of the current sensors 22 on each mounting plate 31 may be the same or different.

Referring to fig. 2 and 6, the upper edge of each of the mounting plates 31 gradually rises from front to back, and a fixing strip 33 is fixed on the rear side of the upper edge of the mounting plate 31, and the fixing strip 33 is transversely arranged in the mounting cavity 101 and fixedly connected with the upper edge of each of the mounting plates 31.

Referring to fig. 2, 3 and 10, a mounting platform 40 having a certain distance from the lower side plate of the mounting cavity 101 is mounted between the mounting area of the current sensor 22 and the rear side plate 103, and the terminal block 41 is mounted on the mounting platform 40.

The mounting platform 40 is formed by a mounting plate fixed to a left side plate 104 and a right side plate 105 of the housing 10, the mounting plate has a certain distance with respect to a bottom plate of the housing 10, and the mounting plate has a plurality of mounting holes on left and right sides thereof for directly fixing the mounting plate in the housing 10 in an overhead manner to form the mounting platform.

Referring to fig. 2, 3 and 9, a wire bundling frame 50 is further disposed between the connection row 41 and the output interface, the wire bundling frame 50 is disposed along the left and right direction of the installation cavity 101, and a plurality of wire bundling grooves 51 for the transit wires to pass through are disposed along the left and right direction of the installation cavity 101.

Referring to fig. 9, the wire bundling frame includes two wire bundling plates disposed at a certain interval along the front and rear direction of the installation cavity 101, and a plurality of wire bundling grooves 51 are respectively formed on the two wire bundling plates.

Referring to fig. 9, the bundle wire casing 51 has an opening at an upper end thereof.

Referring to fig. 9, the upper ends of the two wire binding plates 501 are bent with respect to the front-back direction to form a reinforcing and retaining structure 511 at the opening of the wire binding groove 51.

Referring to fig. 3, the commercial power input interface 11 is installed on the rear side plate 103 of the casing 10 and close to the left side of the casing 10, a shielding partition 106 is provided in the casing 10, the shielding partition 106 is connected to the rear side plate 103 and is opposite to the left side plate 104 or the right side plate 105 of the casing 10, so as to form a power supply area 26 for accommodating the switching power supply 23, and the switching power supply 23 is connected to the commercial power input interface 11, so as to convert the alternating current of the commercial power input interface 11 into the direct current for outputting. The switching power supply 23 is installed on the commercial power distribution circuit. Of course, the mains input interface 11 may also be adjacent to the right side of the housing 10. The shield spacer 106 is made of SPCC cold-rolled steel plate, but may be made of other metal plates having a shielding function. The switching power supply 23 converts an alternating current signal input by the utility power input interface 11 into a direct current and transmits the direct current to the corresponding air switch 21, so that a power distribution loop is formed among the utility power input interface 11, the switching power supply 23, the air switch 21, the utility power input switch 24 and the output interface.

The input/output interface further includes a communication interface 25, and the communication interface 25 is mounted on the rear side plate 103 and located in the power supply area, so that the power supply area can shield the communication line, and interference between the power distribution loop and the communication signal can be prevented.

Wherein, the left side plate 104 and the right side plate 105 of the casing 10 are provided with one or more rows of penetrating heat dissipation holes 1041.

The utility model has high integration, even can meet the installation of a standard 19-inch cabinet, can realize the effects of convenient installation and concise maintenance, and is convenient for later maintenance and management.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.

Claims (10)

1. An anti-interference integrated distribution box structure, comprising a box body with an installation cavity, an input interface, an output interface installed on the box body, and a circuit board, a current sensor and a switching power supply installed in the installation cavity, It is characterized in that: the input interface includes a mains input interface, the mains input interface is installed on the rear side plate of the box body, and a shielding partition plate is arranged in the box body, and the shielding partition plate is connected to the The rear side plate is connected and is opposite to the left or right side plate adjacent to the box to form a power isolation area for accommodating the switching power supply, which converts the AC signal input from the mains input interface into direct current and send it out. 2 . The integrated distribution box structure according to claim 1 , further comprising a protection switch, an input switch and an output switch, the protection switch is mounted on the front side panel of the box body, and the input switch And the output switch is installed on the rear side panel of the box body, a number of power distribution circuits are formed between the input interface, the protection switch and the output interface, and the switching power supply converts the AC signal input from the mains input interface into DC power is supplied to the protection switch. 3 . The integrated distribution box structure according to claim 2 , wherein the current sensors are installed in an array in the installation cavity adjacent to the front side plate, and the front side plate is provided with Several through holes for cables to pass through. 4. The integrated distribution box structure according to claim 2, characterized in that: the cables forming the distribution circuit include input cables, output cables and transfer wires, and there is a connection between the front side plate and the rear side plate There is an overhead installation platform, a number of terminal blocks are installed on the installation platform, and a number of transfer posts are arranged on the terminal block, and the input cable is electrically connected to the input interface and the input end of the protection switch. One end of the output cable is electrically connected to the output end of the protection switch, and the other end is electrically connected to the transfer post of the terminal block through the current sensor, and one end of the transfer wire is connected to the The transfer post is electrically connected, and the other end is electrically connected with the output interface. 5 . The integrated distribution box structure according to claim 4 , wherein a wire harness frame is further provided between the installation platform and the output interface of the rear side panel, and the wire harness frame is installed along the The cavity is arranged in the left and right directions, and a plurality of wire harness grooves for the transfer wires to pass through are opened on the cavity along the left and right directions of the installation cavity. 6 . The integrated distribution box structure according to claim 5 , wherein the wire harness frame comprises two wire harness boards arranged at a certain interval along the front and rear directions of the installation cavity, and the two wire harness boards are respectively A number of harness slots are provided. 7 . The integrated distribution box structure according to claim 6 , wherein the upper end of the wire harness slot has an opening. 8 . 8 . The integrated distribution box structure according to claim 6 , wherein the upper ends of the two wire harnesses are bent relative to the front-rear direction to form a reinforced anti-falling structure. 9 . 9 . The integrated distribution box structure according to claim 4 , wherein the circuit board is installed under the installation platform, and the current sensor is installed between the front side plate and the installation platform. 10 . 10. The integrated distribution box structure according to claim 4, wherein a communication interface is also installed on the rear side panel of the box body, and the communication interface is installed adjacent to the rear side panel and is located in the power isolation area .

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