CN214958019U - High-voltage ring main unit that security is strong - Google Patents
High-voltage ring main unit that security is strong Download PDFInfo
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- CN214958019U CN214958019U CN202121614677.6U CN202121614677U CN214958019U CN 214958019 U CN214958019 U CN 214958019U CN 202121614677 U CN202121614677 U CN 202121614677U CN 214958019 U CN214958019 U CN 214958019U
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Abstract
The utility model relates to a high-voltage ring main unit that security is strong, the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is provided with control chamber and cable room, be provided with control element in the control chamber, the cabinet body is provided with the lower door, be provided with a door lock on the cabinet body, door lock is including the mounting bracket, the frame that slides, spacing separation blade and spacing spring, mounting bracket fixed mounting is in the cabinet body, the frame that slides is installed in the mounting bracket along vertical sliding, be provided with on the frame that slides and carry the door handle, safe inserted bar and safety shield, spacing separation blade slides along the fore-and-aft direction and installs in the mounting bracket, spacing spring is used for driving spacing separation blade and moves forward, spacing separation blade is provided with the lock door push jack. Adopt above-mentioned scheme, provide one kind and shelter from the control element and prevent the strong high-voltage ring main unit of security of maloperation under the condition that the lower door is not closed.
Description
Technical Field
The utility model relates to a high-voltage ring main unit that security is strong.
Background
The high-voltage ring main unit is used for improving the power supply reliability, so that a user can obtain power supplies from two directions, and a power supply network is usually connected into a ring. This power supply mode is referred to as ring network power supply for short. In an alternating current 10KV power distribution system of ports, high-rise buildings and the like, a high-voltage loop is usually controlled by a load switch or a vacuum contactor and is provided with a high-voltage fuse for protection because of small load capacity.
The high-voltage ring main unit generally comprises an operation chamber and a cable chamber, control elements such as a circuit breaker and an earthing switch are generally arranged in the operation chamber, and a large number of high-voltage wires which do not need to be operated are arranged in the cable chamber.
The problem that current high-tension loop-network cabinets exist lies in: because the load of high-voltage wire is too big, therefore, if wiring personnel carry out the circuit layout in-process in the cable is indoor, other personnel open and will be unexpected and the safety problem appears in the control element that results in the indoor maloperation of operating.
Therefore, how to ensure the use safety of the high-voltage ring main unit becomes a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a shelter from control element and prevent the strong high-voltage ring main unit of security of maloperation under the condition that the lower door was not closed.
In order to achieve the above purpose, the utility model provides a following technical scheme: the multifunctional cabinet comprises a cabinet body, the cabinet body is provided with an operating room and a cable room below the operating room, the operating room is internally provided with a control element, the cabinet body is arranged at the front side of the cable room and is provided with a lower door for opening and closing the cable room, the cabinet body is provided with a door interlock, the door interlock comprises a mounting frame, a sliding frame, a limiting blocking piece and a limiting spring, the mounting frame is fixedly mounted on the cabinet body, the sliding frame is mounted on the mounting frame along vertical sliding, a door lifting handle, a safety inserted bar and a safety baffle are arranged on the sliding frame, the lower door is positioned on the motion track of the safety inserted bar, the control element is positioned on the motion track of the safety baffle, the limiting blocking piece is mounted on the mounting frame along the front-back direction sliding manner, the limiting blocking piece is positioned above the lower door, the motion track of the limiting blocking piece is partially overlapped with the motion track of the safety inserted bar, and the limiting spring is used for driving the limiting blocking piece to move forward, the rear side that spacing separation blade is located the lower door is provided with the lock door push jack, and when control element is located the safety shield position, the safety inserted bar is located spacing separation blade top, and when the safety inserted bar is located the lower door position, spacing separation blade is located safety inserted bar rear side, and safety shield is located the control element downside.
The utility model discloses further set up to: the frame that slides is the rectangular shape of controlling extension, the left and right sides of frame that slides is provided with respectively along the vertical first guide bar that extends, the mounting bracket is provided with the first direction perforation that supplies each first guide bar to wear to establish along vertical.
The utility model discloses further set up to: the sliding frame is provided with a second guide rod extending vertically, the mounting frame is provided with a second guide through hole for the second guide rod to penetrate vertically, and the cross section of the second guide rod along the vertical axial direction is semicircular.
The utility model discloses further set up to: the mounting frame is provided with guide sleeves corresponding to the first guide rods respectively, the axial direction of each guide sleeve is vertically arranged, and the first guide rods penetrate through the corresponding guide sleeves respectively.
The utility model discloses further set up to: and the mounting frame is provided with a pressure bearing hole for the safe inserted bar to vertically penetrate.
The utility model discloses further set up to: the mounting frame is provided with a pressure-bearing sleeve corresponding to the safe inserted bar, the axial direction of the pressure-bearing sleeve is vertically arranged, and the safe inserted bar penetrates through the corresponding pressure-bearing sleeve.
The utility model discloses further set up to: the door lifting handle is rod-shaped along the front-back direction in the axial direction, and the rear end of the door lifting handle is fixedly connected with the sliding frame.
By adopting the technical scheme, 1, the sliding frame is controlled to move upwards by the door lifting handle, and in the upward movement process, the safety inserted rod is sequentially upwards away from the lower door and the limiting blocking piece and finally upwards moves to the position of the control element on the safety baffle plate, at the moment, the safety inserted rod relieves the limitation on the lower door, so that the lower door can control the opening and closing of the cable chamber, after the lower door opens the cable chamber, the lower door relieves the action on the door locking pushing piece, the limiting blocking piece is driven to move forwards under the reset action of the limiting spring, and part of the limiting blocking piece is positioned under the safety inserted rod, therefore, after the control on the door lifting handle is relieved, the sliding frame can be prevented from falling under the action of the limiting blocking piece, the safety baffle plate can be ensured to stably and effectively shield the control element, and the control element can not be shielded by the safety baffle plate during the circuit layout process of wiring personnel in the cable chamber, the use safety of the high-voltage ring main unit is ensured; 2. after the wiring is finished, the lower door is driven towards the cable chamber, so that the lower door drives the limiting blocking piece to move backwards by pushing the door locking pushing piece backwards in the process of closing the cable chamber, and the limiting blocking piece is separated from the motion track of the safety insertion rod after the lower door completely seals the cable chamber, therefore, the sliding frame can automatically move downwards under the action of gravity, and finally the sliding frame moves to the position of the lower door to limit the lower door, the stable and effective closing of the cable chamber by the lower door is ensured, and then the control of the control element is carried out, so that a wiring person can be effectively prevented from removing a high-voltage line in the cable chamber, and the operation safety is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a right side view of an embodiment of the present invention;
FIG. 3 is an assembly view of a door interlock according to an embodiment of the present invention;
FIG. 4 is a schematic view of a safety insert locking lower door according to an embodiment of the present invention;
FIG. 5 is a schematic view of a cable chamber for opening the lower door according to an embodiment of the present invention;
FIG. 6 is an enlarged view of A in FIG. 1;
fig. 7 is an enlarged view of B in fig. 3.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-7, the utility model discloses a high-voltage ring main unit that security is strong, including being square cabinet body 1, cabinet body 1 is provided with control chamber 11 and is located cable room 12 of control chamber 11 below, and control chamber 11 and cable room 12 are the opening setting forward, make through the opening that corresponds operate in control chamber 11 or cable room 12, in addition, be provided with controlling element 2 in the control chamber 11, and carry out the overall arrangement of high-voltage electric wire in the cable room 12, make the switching-on of high-voltage electric wire realize through the on-off control of controlling element 2, wherein, common controlling element 2 has earthing switch, circuit breaker etc., wherein, cabinet body 1 is located cable room 12 front side and is provided with lower door 4 that is used for opening and close cable room 12, in addition, cabinet body 1 is located and is provided with interlocking 3 between control chamber 11 and cable room 12, door interlocking 3 is including mounting bracket 31, A sliding frame 32, a limiting baffle 33 and a limiting spring 34, wherein the mounting frame 31 is fixedly mounted on the cabinet 1 by bolts, the sliding frame 32 is mounted on the mounting frame 31 by sliding along the vertical direction, in addition, a door lifting handle 321, a safety insertion rod 322 and a safety baffle 323 are arranged on the sliding frame 32, wherein the lower door 4 is positioned on the motion track of the safety insertion rod 322, so that the safety insertion rod 322 can be inserted into the lower door 4 downwards (the upper end of the lower door 4 is provided with a jack 41 for the safety insertion rod 322 to be inserted into), wherein the control element 2 is positioned on the motion track of the safety baffle 323, so that the safety baffle 323 can move upwards to the right front of the control element 2 and effectively shield the control element 2, in addition, the limiting baffle 33 is mounted on the mounting frame 31 by sliding along the front and back direction by means of penetrating the mounting frame 31, and the limiting baffle 33 is positioned above the lower door 4, and the motion trail of the limit block piece 33 is partially overlapped with the motion trail of the safety insert rod 322, the limit spring 34 adopts the rear end to be hooked on the limit block piece 33, the front end is hooked on the mounting frame 31, so that the limit block piece 33 is pushed backwards, the limit spring 34 can be stretched to generate an acting force for driving the limit block piece 33 to move forwards, in addition, the limit block piece 33 is arranged at the rear side of the lower door 4 and is provided with a door locking push piece 331, the door locking push piece 331 is fixed on the limit block piece 33 by adopting welding and other modes, and the lower door 4 can synchronously drive the limit block piece 33 to slide in the process of closing the cable chamber 12.
Therefore, when the lower door 4 needs to be opened, the sliding frame 32 is controlled to move upwards by the door lifting handle 321, and in the process of moving upwards, the safety insertion rod 322 is sequentially away from the lower door 4 and the limiting blocking piece 33 upwards, and finally moves upwards to the position of the control element 2 at the safety blocking plate 323, at this time, the safety insertion rod 322 releases the limiting on the lower door 4, so that the cable chamber 12 can be opened by driving the lower door 4, and after the lower door 4 opens the cable chamber 12, the lower door 4 releases the action on the door locking pushing piece 331, so that the limiting blocking piece 33 is driven to move forwards under the resetting action of the limiting spring 34, and is partially positioned under the safety insertion rod 322, so that the state of fig. 4 is changed into the state of fig. 5, therefore, after the control on the door lifting handle 321 is released, the sliding frame 32 is prevented from falling under the action of the limiting blocking piece 33, thereby ensuring that the safety blocking plate 323 stably and effectively blocks the control element 2, in addition, after wiring is finished, the lower door 4 is driven towards the cable chamber 12, so that the lower door 4 drives the door locking push sheet 331 to drive the limiting blocking sheet 33 to move backwards in the process of closing the cable chamber 12, and after the lower door 4 completely closes the cable chamber 12, the limiting blocking sheet 33 moves backwards to be separated from the movement track of the safety insertion rod 322, therefore, the sliding frame 32 can automatically move downwards under the action of gravity and finally move to the position of the lower door 4 to limit the lower door 4, the cable chamber 12 is ensured to be stably and effectively closed by the lower door 4, the state of changing from the state of figure 5 to the state of figure 4 is realized, and then the control of the control element 2 is carried out, so that the wiring personnel can be effectively prevented from removing the high-voltage line in the cable chamber 12, the safety of operation is guaranteed.
Preferably, the door lifting handle 321 in this embodiment is rod-shaped axially along the front-rear direction, and the rear end of the door lifting handle 321 is fixedly connected to the sliding frame 32, so that the door lifting handle 321 can be directly and manually controlled and driven by a mechanical structure or the like to realize more convenient control.
In addition, the sliding frame 32 in this embodiment is a strip shape extending left and right, the lower ends of the left and right sides of the sliding frame 32 are respectively inserted and fixed with the first guide rods 324 extending vertically, and correspondingly, the mounting frame 31 is vertically penetrated and provided with the first guide through holes 311 for the first guide rods 324 to vertically penetrate through, so that the sliding frame 32 vertically slides by adopting two first guide rods 324 to slidably penetrate through the first guide through holes 311, and the smoothness of vertical sliding is ensured.
Preferably, the second guide rod 325 that is fixed with along vertical extension is inserted to the frame 32 right side upper end that slides in this embodiment, it is corresponding, adopt modes such as bolt to be fixed with the deflector 316 that is the Z shape on the mounting bracket 31, run through along vertical on the deflector 316 and offer the second direction perforation 312 that supplies second guide rod 325 to wear to establish along vertical, and second guide rod 325 is along vertical axial cross-section semicircular, the shape and the second guide rod 325 adaptation of second guide hole, consequently, through the supplementary direction of semicircular second direction perforation 312 and second guide rod 325, on the basis of vertical direction, make the spacing stability more in circumference, further improve the stability and the precision of direction.
Preferably, the mounting frame 31 of the present embodiment is provided with a guide sleeve 313 corresponding to each first guide rod 324, wherein each guide sleeve 313 can be fixed to the mounting frame 31 by welding, and in addition, each guide sleeve 313 is axially vertically disposed, and each first guide rod 324 is respectively inserted into the corresponding guide sleeve 313, so that the sliding guide length of the first guide rod 324 can be further increased by the vertically extending guide sleeve 313, and the guide stability and smoothness are improved.
In addition, the mounting frame 31 in this embodiment is provided with a pressure-bearing hole 314 through which the safety insertion rod 322 passes vertically, so that the safety insertion rod 322 can be inserted into the pressure-bearing hole 314, and when the safety insertion rod 322 is impacted in the horizontal direction, a part of the acting force is rotatably supported on the mounting frame 31, thereby playing a role in protection.
Preferably, the mounting frame 31 in this embodiment is provided with a pressure-bearing sleeve 315 corresponding to the safety insertion rod 322, wherein the pressure-bearing sleeve 315 can be fixed to the mounting frame 31 in a welding manner, in addition, the axial direction of the pressure-bearing sleeve 315 is vertically arranged, and the safety insertion rod 322 is arranged in the corresponding pressure-bearing sleeve 315 in a penetrating manner, so that the contact area of the mounting insertion rod is increased by inserting the mounting insertion rod into the pressure-bearing sleeve 315, the pressure-bearing strength is higher, and the safety is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a high-tension loop-network cabinets that security is strong which characterized in that: the multifunctional cabinet comprises a cabinet body, the cabinet body is provided with an operating room and a cable room below the operating room, the operating room is internally provided with a control element, the cabinet body is arranged at the front side of the cable room and is provided with a lower door for opening and closing the cable room, the cabinet body is provided with a door interlock, the door interlock comprises a mounting frame, a sliding frame, a limiting blocking piece and a limiting spring, the mounting frame is fixedly mounted on the cabinet body, the sliding frame is mounted on the mounting frame along vertical sliding, a door lifting handle, a safety inserted bar and a safety baffle are arranged on the sliding frame, the lower door is positioned on the motion track of the safety inserted bar, the control element is positioned on the motion track of the safety baffle, the limiting blocking piece is mounted on the mounting frame along the front-back direction sliding manner, the limiting blocking piece is positioned above the lower door, the motion track of the limiting blocking piece is partially overlapped with the motion track of the safety inserted bar, and the limiting spring is used for driving the limiting blocking piece to move forward, the rear side that spacing separation blade is located the lower door is provided with the lock door push jack, and when control element is located the safety shield position, the safety inserted bar is located spacing separation blade top, and when the safety inserted bar is located the lower door position, spacing separation blade is located safety inserted bar rear side, and safety shield is located the control element downside.
2. The high-voltage ring main unit with high safety as claimed in claim 1, wherein: the frame that slides is the rectangular shape of controlling extension, the left and right sides of frame that slides is provided with respectively along the vertical first guide bar that extends, the mounting bracket is provided with the first direction perforation that supplies each first guide bar to wear to establish along vertical.
3. The high-voltage ring main unit with strong safety as claimed in claim 2, wherein: the sliding frame is provided with a second guide rod extending vertically, the mounting frame is provided with a second guide through hole for the second guide rod to penetrate vertically, and the cross section of the second guide rod along the vertical axial direction is semicircular.
4. The high-voltage ring main unit with strong safety as claimed in claim 2, wherein: the mounting frame is provided with guide sleeves corresponding to the first guide rods respectively, the axial direction of each guide sleeve is vertically arranged, and the first guide rods penetrate through the corresponding guide sleeves respectively.
5. The high-voltage ring main unit with high safety as claimed in claim 1, wherein: and the mounting frame is provided with a pressure bearing hole for the safe inserted bar to vertically penetrate.
6. The high-voltage ring main unit with strong safety as claimed in claim 5, wherein: the mounting frame is provided with a pressure-bearing sleeve corresponding to the safe inserted bar, the axial direction of the pressure-bearing sleeve is vertically arranged, and the safe inserted bar penetrates through the corresponding pressure-bearing sleeve.
7. The high-voltage ring main unit with high safety as claimed in claim 1, wherein: the door lifting handle is rod-shaped along the front-back direction in the axial direction, and the rear end of the door lifting handle is fixedly connected with the sliding frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121614677.6U CN214958019U (en) | 2021-07-15 | 2021-07-15 | High-voltage ring main unit that security is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121614677.6U CN214958019U (en) | 2021-07-15 | 2021-07-15 | High-voltage ring main unit that security is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214958019U true CN214958019U (en) | 2021-11-30 |
Family
ID=79071337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121614677.6U Active CN214958019U (en) | 2021-07-15 | 2021-07-15 | High-voltage ring main unit that security is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214958019U (en) |
-
2021
- 2021-07-15 CN CN202121614677.6U patent/CN214958019U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High voltage ring network cabinet with strong security Effective date of registration: 20221103 Granted publication date: 20211130 Pledgee: Wenzhou Financing Guarantee Co.,Ltd. Pledgor: HUANGHUA GROUP Co.,Ltd. Registration number: Y2022110000307 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |