CN212968802U - Electric isolation power distribution device - Google Patents
Electric isolation power distribution device Download PDFInfo
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- CN212968802U CN212968802U CN202021860064.6U CN202021860064U CN212968802U CN 212968802 U CN212968802 U CN 212968802U CN 202021860064 U CN202021860064 U CN 202021860064U CN 212968802 U CN212968802 U CN 212968802U
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Abstract
The utility model relates to an electronic isolation distribution device. The utility model discloses a technical scheme including distribution device support, explosion-proof electrical main tank, low pressure control box and low pressure junction box, high-pressure output tube, explosion-proof electrical main tank includes main tank body, main tank lid, general the main tank body with the locking closure mechanism that the main tank lid links together, be equipped with case lid operation handle bar in the locking closure mechanism, including leading rail, distribution body, advancing mechanism in the main tank body, the distribution body includes high voltage circuit breaker, high voltage circuit breaker is equipped with the inlet wire moving contact and is qualified for the next round of competitions the moving contact, be equipped with the box baffle on the main tank body, the box baffle is equipped with inlet wire binding post and is qualified for the next round of competitions. The utility model has the advantages that: the mining high-voltage power distribution device is safe, reliable, easy to operate and low in fault rate, meets the requirement of power supply automation development, and achieves the remote isolation function.
Description
Technical Field
The utility model relates to a high voltage distribution device technical field, concretely relates to electronic isolation distribution device.
Background
The high-voltage power distribution device in the coal mine underground power supply system is a field manual control isolation mechanism, and the field operation has many defects, so that safety accidents are easily caused, and the labor intensity of workers is increased. With the development of technology and the requirement of mine safety production, the requirement of power supply automation development is met, and the requirement of 'remote isolation' unattended substation is met. Such power distribution devices have not been able to meet current production needs.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the to-be-solved technical problem of the present invention is to provide an electric isolation power distribution device having six remote control (remote control, remote measurement, remote adjustment, remote signaling, remote viewing, remote isolation) functions, safety and reliability, easy control, and low failure rate.
The utility model adopts the technical proposal that the electric isolation power distribution device comprises a power distribution device bracket, an explosion-proof electric main box arranged on the power distribution device bracket, a low-voltage control box and a low-voltage junction box which are arranged on the left side of the explosion-proof electric main box, and a high-voltage junction box and a high-voltage output tube which are arranged on the two sides of the explosion-proof electric main box, and is characterized in that the explosion-proof electric main box comprises a main box body, a main box cover, a locking cover mechanism connecting the main box body and the main box cover together, a box cover operating hand lever arranged on the locking cover mechanism, a main guide rail arranged at the bottom of the main box body, a power distribution body capable of sliding on the main guide rail, a propelling mechanism connected with the power distribution body and capable of driving the power distribution body to move back and forth, the power distribution body comprises a high-voltage circuit breaker, the high-voltage circuit breaker is provided with, the main box body is provided with a box body clapboard, and the box body clapboard is provided with an incoming line wiring terminal which is mutually separated and combined with the incoming line moving contact and an outgoing line wiring terminal which is mutually separated and combined with the outgoing line moving contact;
the low-voltage junction box is used for providing an external low-voltage power supply for the propelling mechanism, the low-voltage control box is used for sampling an internal signal and providing the internal signal for external control, the high-voltage junction box is used for providing an external high-voltage power supply to the incoming line wiring terminal, and the high-voltage output tube is used for transmitting the current on the conducted outgoing line wiring terminal to a load under a coal mine;
the high-voltage circuit breaker is characterized in that a pushing mechanism operating handle for manually controlling the pushing mechanism to act is arranged outside the main box body, and the pushing mechanism can be manually and electrically controlled to drive the power distribution body to move back and forth, so that the high-voltage circuit breaker is switched on and off, and the ground remote control can be realized through the Ethernet.
The power distribution body also comprises a voltage transformer, a current transformer sleeved on the incoming moving contact, a piezoresistor and a temperature sensor arranged on the outgoing moving contact, and a zero sequence transformer connected with the outgoing connecting terminal;
the wireless acquisition gateway is used for receiving the signal of the temperature sensor and transmitting the signal to the protector, the protector is also connected with a control circuit of the propelling mechanism, and the protector is used for sampling analysis, control and protection of the circuit.
The main box cover is provided with a protector screen used for displaying protector information, a main screen connected with the monitoring camera and used for outputting video, an ammeter, a protector keyboard used for inputting data in the protector and a control button connected with the protector.
The main tank body right side is equipped with first interlocking portion, first interlocking portion include with high voltage circuit breaker connect be used for manual control the manual closing mechanism of circuit breaker of high voltage circuit breaker divide-shut brake, one end with link mechanism that advancing mechanism connects, establish the manual closing mechanism of circuit breaker with circuit breaker interlocking mechanism between the link mechanism, establish locking closure mechanism with door blocked mechanical system between the link mechanism.
The main tank body left side is equipped with second interlocking portion, second interlocking portion is including establishing change over switch in the low pressure junction box with establish change over switch with second link mechanism between the locking closure mechanism, change over switch is used for control the switch-off switch-on of low pressure junction box external power source.
The low-voltage junction box with the low-voltage control box all through nine core binding post with the wiring of electrical equipment in the explosion-proof electrical main box.
The second connecting rod mechanism comprises a first action rod, a second action rod and a V-shaped connecting rod which connects the first action rod and the second action rod, an interlocking slide block is fixed on the first action rod through a pin, a return spring is further arranged between the interlocking slide block and the first action rod, the end part of the first action rod is matched with the change-over switch, and the second action rod controls the opening and closing of the cover locking mechanism through left and right movement.
The utility model discloses electronic isolation power distribution unit's advantage lies in: the mining high-voltage power distribution device which is safe, reliable, easy to control and low in fault rate meets the requirement of power supply automation development, and realizes the remote isolation function, so that the labor intensity of workers is reduced, the cost is reduced, and the safety and the economical efficiency are improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the electric isolation power distribution device of the present invention;
fig. 2 is a schematic view of the internal structure of the explosion-proof electrical main box of the present invention;
fig. 3 is a front view of the electrically isolated power distribution apparatus of the present invention;
fig. 4 is a right side view of the electrically isolated power distribution apparatus of the present invention;
fig. 5 is a left side view of the electrically isolated power distribution apparatus of the present invention;
fig. 6 is a schematic structural diagram of a second link mechanism according to the present invention.
Detailed Description
As shown in fig. 1-6, the electric isolation power distribution device of the present invention comprises a power distribution device support 1, an explosion-proof electrical main box 2 disposed on the power distribution device support 1, a low voltage control box 3 and a low voltage junction box 4 disposed on the left side of the explosion-proof electrical main box 2, a high voltage junction box 5 and a high voltage output tube 6 disposed on both sides of the explosion-proof electrical main box 2, wherein the explosion-proof electrical main box 2 comprises a main box body 21, a main box cover 22, and a locking mechanism 19 connecting the main box body 21 and the main box cover 22 together, the locking mechanism 19 is provided with a box cover operating handle 18, the main box body 21 comprises a main guide rail 8 disposed at the bottom of the main box body 21, a power distribution body capable of sliding on the main guide rail 8, and a propulsion mechanism 9 connected with the power distribution body and capable of driving the power distribution body to move back and forth, the power distribution body comprises a high voltage circuit breaker, the high-voltage circuit breaker 10 is provided with an incoming moving contact 13 and an outgoing moving contact 14, a box body partition plate 11 is arranged on the main box body 21, and the box body partition plate 11 is provided with an incoming connecting terminal 15 which is mutually separated and combined with the incoming moving contact 13 and an outgoing connecting terminal 16 which is mutually separated and combined with the outgoing moving contact 14; the low-voltage junction box 4 is used for providing an external low-voltage power supply for the propelling mechanism 9, the low-voltage control box 3 is used for sampling an internal signal and providing the internal signal for external control, the high-voltage junction box 5 is used for providing an external high-voltage power supply to the incoming line wiring terminal 15, and the high-voltage output tube 6 is used for transmitting the current on the conducted outgoing line wiring terminal 16 to a load under a coal mine; the outside of the main box body 21 is provided with a propelling mechanism operating handle 37 for manual control of the action of the propelling mechanism 9, the propelling mechanism 9 can be driven by manual and electric control to move the power distribution body back and forth, so that the high-voltage circuit breaker 10 is switched on and off, and the ground remote control can be realized through the Ethernet.
The main box body 21 is also internally provided with a protector 23, a wireless acquisition gateway 24 connected with the protector 23 and a monitoring camera 29 arranged right above a break of a plug-in type wiring terminal, and the power distribution body further comprises a voltage transformer 25, a current transformer 26 sleeved on the incoming moving contact 13, a piezoresistor 27 and a temperature sensor 28 arranged on the outgoing moving contact 14 and a zero sequence transformer 30 connected with the outgoing wiring terminal 16; the wireless acquisition gateway 24 is configured to receive the signal of the temperature sensor 28 and transmit the signal to the protector 23, the protector 23 is further connected to a control line of the propulsion mechanism 9, and the protector 23 is configured to perform sampling analysis, control and protection on the line; the main box cover 22 is provided with a protector screen 31 used for displaying information of the protector 23, a main screen 33 connected with the monitoring camera 29 and used for video output, an electric meter 34, a protector keyboard 35 used for inputting data in the protector 23 and a control button 36 connected with the protector 23.
The main tank body 21 right side is equipped with first interlocking portion 42, first interlocking portion 42 include with high voltage circuit breaker 10 is connected and is used for manual control the manual closing mechanism 38 of circuit breaker, one end of high voltage circuit breaker 10 divide-shut brake with link mechanism 40 that advancing mechanism 9 is connected, establish the manual closing mechanism 38 of circuit breaker with circuit breaker interlocking device 39 between the link mechanism 40, establish locking closure mechanism 19 with door blocked mechanical system 41 between the link mechanism 40, mechanical interlocking prevents the maloperation, improves the security.
The main tank body 21 left side is equipped with second interlocking portion 44, second interlocking portion 44 is including establishing change over switch 45 in the low pressure junction box 4 with establish change over switch 45 with second link mechanism 46 between the locking closure mechanism 19, change over switch 45 is used for control the switch-off switch-on of low pressure junction box 4 external power source, mechanical interlocking prevents the maloperation, improves the security.
The low-voltage junction box 4 and the low-voltage control box 3 are connected with the electrical equipment in the explosion-proof electrical main box 2 through nine-core wiring terminals 48.
The second link mechanism 46 includes a first actuating lever 50, a second actuating lever 51, and a V-shaped link 52 connecting the first actuating lever 50 and the second actuating lever 51, an interlocking slider 53 is fixed to the first actuating lever 50 by a pin 54, a return spring 55 is further disposed between the interlocking slider 53 and the first actuating lever 50, an end of the first actuating lever 50 is engaged with the switch 45, and the second actuating lever 51 controls the opening and closing of the locking mechanism 19 by moving left and right.
The low-voltage junction box 4 is connected with an external low-voltage power supply, the propulsion mechanism 9 is electrified, when power supply of a coal mine underground power supply system is needed, the propulsion mechanism 9 can be driven by a control button 36 or driven by signals in the low-voltage control box 3, the propulsion mechanism 9 works to drive the power distribution body to move on the main guide rail, an incoming line moving contact 13 and an outgoing line moving contact 14 of a high-voltage circuit breaker on the power distribution body are respectively connected with an incoming line connecting terminal 15 and an outgoing line connecting terminal 16, the external high-voltage power supply in the high-voltage junction box is transmitted to a main load connected with the high-voltage output tube 6 through the power distribution body, the temperature sensor 28 is used for monitoring the circuit temperature on the outgoing line moving contact in real time and feeding data back to the wireless acquisition gateway 24, and the wireless acquisition gateway 24 transmits the, the monitoring camera 29 transmits the on-off condition of the incoming line moving contact 13 and the incoming line connecting terminal 15 to the main screen 33 in a video mode, and in the power-on state, the main box cover 22 cannot be opened under the action of the cover locking mechanism 19, and only when the low-voltage junction box 4 is powered off, the high-voltage circuit breaker is powered off and the propelling mechanism 9 is in the initial state, the cover locking mechanism 19 is unlocked, and the main box cover 22 can be opened for maintenance.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.
Claims (7)
1. The utility model provides an electronic distribution device that keeps apart, includes distribution device support (1), establishes explosion-proof electrical main box (2) on distribution device support (1), establish explosion-proof electrical main box (2) left low-voltage control case (3) and low-voltage junction box (4), establish high-voltage junction box (5), high-pressure output tube (6) of explosion-proof electrical main box (2) both sides, its characterized in that: the explosion-proof electric main box (2) comprises a main box body (21), a main box cover (22), a locking cover mechanism (19) for connecting the main box body (21) and the main box cover (22), wherein a box cover operating hand lever (18) is arranged on the locking cover mechanism (19), a main guide rail (8) arranged at the bottom of the main box body (21), a power distribution body capable of sliding on the main guide rail (8), and a propelling mechanism (9) connected with the power distribution body and capable of driving the power distribution body to move back and forth are arranged in the main box body (21), the power distribution body comprises a high-voltage circuit breaker (10), the high-voltage circuit breaker (10) is provided with an incoming line moving contact (13) and an outgoing line moving contact (14), a box body partition plate (11) is arranged on the main box body (21), and the box partition plate (11) is provided with an incoming line connecting terminal (15) and an outgoing line connecting terminal (15) which are mutually connected and disconnected with the incoming line moving contact (13) 16) (ii) a
The low-voltage junction box (4) is used for providing an external low-voltage power supply for the propelling mechanism (9), the low-voltage control box (3) is used for sampling an internal signal and providing the internal signal for external control, the high-voltage junction box (5) is used for providing an external high-voltage power supply to the wire inlet wiring terminal (15), and the high-voltage output tube (6) is used for transmitting the current on the conducted wire outlet wiring terminal (16) to a load under a coal mine;
the high-voltage circuit breaker is characterized in that a pushing mechanism operating handle (37) used for manually controlling the pushing mechanism (9) to act is arranged outside the main box body (21), the pushing mechanism (9) can be manually and electrically controlled to drive the power distribution body to move back and forth, so that the high-voltage circuit breaker (10) is switched on and off, and ground remote control can be realized through the Ethernet.
2. The electrically isolated power distribution apparatus of claim 1, wherein: the power distribution main body further comprises a voltage transformer (25), a current transformer (26) sleeved on the incoming moving contact (13), a piezoresistor (27) and a temperature sensor (28) arranged on the outgoing moving contact (14), and a zero sequence transformer (30) connected with the outgoing wiring terminal (16);
the wireless acquisition gateway (24) is used for receiving the signal of the temperature sensor (28) and transmitting the signal to the protector (23), the protector (23) is also connected with a control line of the propelling mechanism (9), and the protector (23) is used for sampling analysis, control and protection of the line.
3. The electrically isolated power distribution apparatus of claim 2, wherein: be equipped with on main case lid (22) and be used for protector (23) information display's protector screen (31), with main screen (33), ammeter (34) that surveillance camera head (29) are connected and are used for video output, be used for in protector (23) data input's protector keyboard (35) and with control button (36) that protector (23) are connected.
4. The electrically isolated power distribution apparatus of claim 1, wherein: the main tank body (21) right side is equipped with first interlocking portion (42), first interlocking portion (42) include with high voltage circuit breaker (10) are connected and are used for manual control circuit breaker manual closing mechanism (38), one end of high voltage circuit breaker (10) divide-shut brake with link mechanism (40) that advancing mechanism (9) are connected establish circuit breaker manual closing mechanism (38) with circuit breaker interlocking device (39) between link mechanism (40), establish locking closure mechanism (19) with door blocked mechanical system (41) between link mechanism (40).
5. The electrically isolated power distribution apparatus of claim 1, wherein: the main tank body (21) left side is equipped with second interlocking portion (44), second interlocking portion (44) are including establishing change over switch (45) in low pressure junction box (4) with establish change over switch (45) with second link mechanism (46) between lock cover mechanism (19), change over switch (45) are used for controlling the switch-off of low pressure junction box (4) external power source is put through.
6. The electrically isolated power distribution apparatus of claim 1, wherein: the low-voltage junction box (4) and the low-voltage control box (3) are connected with electrical equipment in the explosion-proof electrical main box (2) through nine-core wiring terminals (48).
7. The electrically isolated power distribution apparatus of claim 5, wherein: the second link mechanism (46) comprises a first action rod (50), a second action rod (51) and a V-shaped link rod (52) connecting the first action rod (50) and the second action rod (51), an interlocking slide block (53) is fixed on the first action rod (50) through a pin (54), a return spring (55) is further arranged between the interlocking slide block (53) and the first action rod (50), the end part of the first action rod (50) is matched with the change-over switch (45), and the second action rod (51) controls the opening and closing of the cover locking mechanism (19) through left-right movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021860064.6U CN212968802U (en) | 2020-08-31 | 2020-08-31 | Electric isolation power distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021860064.6U CN212968802U (en) | 2020-08-31 | 2020-08-31 | Electric isolation power distribution device |
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| Publication Number | Publication Date |
|---|---|
| CN212968802U true CN212968802U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021860064.6U Active CN212968802U (en) | 2020-08-31 | 2020-08-31 | Electric isolation power distribution device |
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| CN (1) | CN212968802U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094372A (en) * | 2021-11-19 | 2022-02-25 | 恒义超然工业技术(上海)有限公司 | Novel integrated high-voltage circuit on-off connection system |
| CN115313229A (en) * | 2022-08-23 | 2022-11-08 | 石家庄科林电气设备有限公司 | Interlocking method and device for removable parts of switch equipment and automatic controller |
-
2020
- 2020-08-31 CN CN202021860064.6U patent/CN212968802U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094372A (en) * | 2021-11-19 | 2022-02-25 | 恒义超然工业技术(上海)有限公司 | Novel integrated high-voltage circuit on-off connection system |
| WO2023087701A1 (en) * | 2021-11-19 | 2023-05-25 | 恒义超然工业技术(上海)有限公司 | Novel integrated high-voltage circuit on/off connection system |
| CN114094372B (en) * | 2021-11-19 | 2023-12-15 | 恒义超然工业技术(上海)有限公司 | Integrated high-voltage circuit on-off connection system |
| CN115313229A (en) * | 2022-08-23 | 2022-11-08 | 石家庄科林电气设备有限公司 | Interlocking method and device for removable parts of switch equipment and automatic controller |
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