CN110829794A - Operating door for manual discharging device of locomotive converter - Google Patents
Operating door for manual discharging device of locomotive converter Download PDFInfo
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- CN110829794A CN110829794A CN201910980711.2A CN201910980711A CN110829794A CN 110829794 A CN110829794 A CN 110829794A CN 201910980711 A CN201910980711 A CN 201910980711A CN 110829794 A CN110829794 A CN 110829794A
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- door
- control unit
- converter
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- voltage control
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
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Abstract
The invention discloses an operating door for a manual discharging device of a locomotive converter, which relates to the field of auxiliary equipment of the locomotive converter and mainly comprises a door plate component and an inner door component, wherein the door plate component is in a shape of a major arc plate; the door inner assembly comprises a sealing washer and a circular cylindrical sealing block, the sealing washer is clamped in the circular cylindrical sealing block, and the door inner assembly further comprises a threaded hole matched with the rolling and sliding screw. When the operation door is closed, the door plate assembly rotates towards the direction of the cabinet door, so that the door plate assembly compresses the sealing washer to realize the sealing of the operation door; when the door is opened, the door panel component rotates away from the direction of the cabinet door. The invention has strong adaptability, small design, high operation identification degree, easy appearance identification and improved operation visibility.
Description
Technical Field
The invention relates to the field of locomotive converter auxiliary equipment, in particular to an operating door for a locomotive converter manual discharging device, which is suitable for improving the operation of the locomotive converter manual discharging device.
Background
The current discharging modes applied to the locomotive converter comprise chopping discharging, slow discharging resistance discharging, manual discharging and the like. The manual discharging device is safety protection equipment on the rail transit converter, is a double-insurance discharging measure after the electric discharging mode is finished, and is a rapid safety discharging mode before the converter is maintained. In order to facilitate the operation of the manual discharging device, the peripheral operation design of the manual discharging device should be small, flexible and strictly meet the design requirements of the converter.
A manual discharging device in a current transformer of the motor train unit is designed on the side of a power module in a cabinet, and the manual discharging device is operated by disassembling a cabinet door of the current transformer cabinet and then manually discharging. The rail transit locomotive converter is usually of a vertical structure, and a design method of a glass baffle type and a plastic baffle type is operated on the periphery of a manual discharging device. These methods have the following drawbacks: the manual discharging device does not have a peripheral operation design technology, and a door plate of a cabinet body needs to be detached when the discharging device is applied, so that the maintenance is not facilitated, and the operation is not convenient; the glass or plastic door plate has good visibility, but the sealing design grade is not high, the safety is not realized in the protection design, and the switch lock is not easy to design.
Disclosure of Invention
The invention provides an operating door for a manual discharging device of a locomotive converter, aiming at solving the problem of simple operation and implementation of the manual discharging device in a locomotive.
The invention is realized by the following technical scheme: an operating door for a manual discharging device of a locomotive converter comprises a door panel component and an inner door component, wherein the door panel component is in a shape of a major arc plate, a linear side door panel surface of the door panel component is fixed on one side of a hinge, a fixing bolt for fixing is arranged on the other side of the hinge, a roll-sliding screw is further installed on the left side of the major arc of the door panel component, the roll-sliding screw comprises a screwing head, a connecting rod and a thread head which are integrally formed, the screwing head is connected with the thread head through the connecting rod, the end part of the thread head is a cone, the diameter of the connecting rod is smaller than that of the thread head, the screwing head is positioned on the outer side of the door panel component, the thread head is positioned on the inner side of the door panel; the door inner assembly comprises a sealing washer and a circular cylindrical sealing block, the sealing washer is clamped in the circular cylindrical sealing block, and the door inner assembly further comprises a threaded hole matched with the threaded head.
The invention mainly aims at the operation door designed for the manual discharge device of the locomotive current transformer, is invented for convenient operation, and omits the operation of opening the door panel of the integral cabinet door. The position on the corresponding cabinet door of the locomotive converter manual discharge device is provided with an operating door, the operating door comprises a door plate component and an inner component, the door plate component is in a shape of a major arc plate, and the major arc plate means that: the circular plate is divided into two parts by a chord, the part with longer arc line is called as major arc, therefore, the shape is named as major arc plate, namely door plate component, the straight side door plate surface is fixed on one side of the hinge, so that the door plate component can rotate around the hinge axis, the other side of the hinge is provided with a fixing bolt for fixing, when the locomotive door is fixed on the locomotive door, the fixing bolt is fixed on the door, the left side of the major arc of the door plate component is also provided with a roll sliding bolt, so as to be convenient for implementing the opening and closing operation, the roll sliding bolt comprises an integrally formed screwing head, a connecting rod and a screw head, the screwing head is connected with the screw head through the connecting rod, the end part of the screw head is a cone, the diameter of the connecting rod is smaller than that of the screw head, the screwing head is positioned on the outer side of the door plate component, the screw head is positioned on the inner side of the, the screwing head is used for screwing, so that the screwing head is rotated into a threaded hole of an assembly in the door, the parts cannot fall off, and the screwing head can move along with the operation door; the door inner assembly comprises a sealing washer and a circular cylindrical sealing block, the sealing washer is used for sealing, the circular cylindrical sealing block is fixedly connected with the cabinet door, the sealing washer is clamped in the sealing block, the operation door is closed and fastened through a rolling and sliding screw in the process, the sealing washer in the circular cylindrical sealing block is extruded, the sealing effect of the operation door is achieved, a threaded hole corresponding to a thread head of the rolling and sliding screw is further formed in the cabinet door, the rotating and sliding head is screwed, the door inner assembly is connected and fixed with the rolling and sliding screw, and the operation door is closed. The invention has the following specific operations: pass through hinge and cabinet door swivelling joint with the door plant subassembly of this operation door, the hinge passes through set screw to be fixed on the cabinet door, make the ring cylinder shape sealing block and the cabinet door fixed connection of subassembly in the door simultaneously, block seal ring in ring cylinder shape sealing block again, the screw head of the left roll-sliding screw of door plant subassembly's major arc sets up the screw hole corresponding to the position on the cabinet door, when needs are closed, make the door plant subassembly rotatory towards the cabinet door direction, make the screw head revolve in the screw hole, make the door plant subassembly compress tightly seal ring, realize the sealing of operation door, when needs are opened, revolve wrong roll-sliding screw, make it deviate from in the screw hole, the door plant subassembly is rotatory to keeping away from the cabinet door direction, the staff operates manual discharge device.
A locomotive converter applying an operation door for a manual discharging device of the locomotive converter is disclosed, wherein a traction converter cabinet comprises a low-voltage control unit, a high-voltage control unit and an auxiliary variable control unit, the high-voltage control unit is positioned below the low-voltage control unit, an interlayer is arranged between the low-voltage control unit and the high-voltage control unit, and the auxiliary variable control unit is positioned on the right side of the whole high-voltage control unit and the whole low-voltage control unit; the operation door is located the position that the manual discharge device of right side auxiliary variable control unit cabinet door is just right, it has the round hole that equals with the sealed piece external diameter of ring cylindricality to open on the cabinet door, the sealed piece of ring cylindricality is sealed to be fixed in the round hole, seal ring card is in the sealed piece of ring cylindricality, hinge one side is fixed in round hole one side through fixing bolt, opposite side and door plant component fixed connection, the position corresponding with the thread head of roll smooth screw is equipped with a screw hole on the cabinet door.
The general locomotive converter mainly includes a low voltage control unit, a high voltage control unit and an auxiliary transformer control unit, and the structures and distributions of these three units are well known to those skilled in the field of heavy current, and therefore, they are not described herein again. The operation door of the manual discharge device is arranged in the converter, the operation door is positioned at the position right opposite to the manual discharge device of the right auxiliary variable control unit cabinet door, a circular hole with the same outer diameter as that of the circular cylindrical sealing block is arranged on the cabinet door, the circular cylindrical sealing block is sealed and fixed in the circular hole, the sealing gasket is clamped in the circular cylindrical sealing block, one side of the hinge is fixed at one side of the circular hole through a fixing bolt, the other side of the hinge is fixedly connected with the door panel component, a threaded hole is arranged at the position on the cabinet door corresponding to the roll-sliding screw, when the door needs to be closed, the door panel component rotates towards the direction of the cabinet door, the thread head of the rolling and sliding screw is screwed in the thread hole, the door panel component compresses the sealing washer, the sealing of the operation door is realized, when the door plate assembly needs to be opened, the rolling and sliding screw is screwed to be disengaged from the threaded hole, the door plate assembly rotates away from the direction of the cabinet door, and a worker operates the manual discharging device.
Compared with the prior art, the invention has the following beneficial effects: according to the operation door for the locomotive converter manual discharging device, the operation door designed by the invention is embedded into the converter door, and the operation door is arranged in a corresponding area convenient to operate according to the corresponding position of the discharging device in the converter. The position of the operation door can be obviously seen from the appearance, the operation identification is convenient, and the side is provided with an indication label. The operation door of this design inlays on the cabinet door of converter through the connected mode of hinge, and operating personnel can open and the operation of closing through the roll slip screw on the operation door to it, and the design of its roll slip screw can not cause losing of switch fastening device among the switching process. After the operation door is opened, the manual switch in the cabinet can be clearly seen, and the operation of manual discharging can be conveniently and rapidly carried out. The design of the inner sealing ring of the operation door can meet the sealing requirement of higher level, ensures the sealing effect of the whole cabinet door, and is applicable to severe application environment conditions. The invention improves the convenience of the operation of the discharge switch of the locomotive converter; the sealing device has a high sealing grade, meets the sealing design requirement of the locomotive converter cabinet IP54 grade, and has strong adaptability; the design is small and exquisite, the operation identification degree is high, the appearance is easy to identify, and the operation visibility is improved; the influence on the safe use of the converter in the operation is fully considered, the design of the rolling sliding screw switch mode has higher operation safety, and the safety and reliability of the operation door on the outer door of the converter are improved.
Drawings
Fig. 1 is a schematic structural diagram of a door panel assembly of an operating door of the present invention.
Fig. 2 is a schematic structural view of an inner assembly of an operating door of the present invention.
Fig. 3 is a schematic structural diagram of the present invention applied to closing of a door of a locomotive converter cabinet.
Fig. 4 is a schematic structural diagram of the present invention applied to the opening of a door of a locomotive converter cabinet.
Fig. 5 is a schematic structural view of the roll-slide screw of the present invention.
The figures are labeled as follows: 1-door panel component, 2-hinge, 3-fixing screw, 4-rolling screw, 5-sealing washer, 6-circular cylindrical sealing block, 7-cabinet door, 8-indication label and 9-manual discharge switch.
Detailed Description
The present invention is further illustrated by the following specific examples.
An operation door for a manual discharging device of a locomotive converter is disclosed, as shown in fig. 1-2 and 5: the door plate assembly comprises a door plate assembly 1 and an inner door assembly, wherein the door plate assembly 1 is in a major arc plate shape, a linear side door plate surface of the door plate assembly 1 is fixed on one side of a hinge 2, a fixing bolt 3 for fixing is arranged on the other side of the hinge 2, a rolling screw 4 is further arranged on the major arc left side of the door plate assembly 1, the rolling screw 4 comprises a screwing head 401, a connecting rod 402 and a thread head 403 which are integrally formed, the screwing head 401 is connected with the thread head 403 through the connecting rod 402, the end part of the thread head 403 is a cone, the diameter of the connecting rod 402 is smaller than that of the thread head 403, the screwing head 402 is positioned on the outer side of the door plate assembly 1, the thread head 403 is positioned on the inner side of the door plate assembly 1, and the connecting rod; the door inner assembly comprises a sealing washer 5 and a circular cylindrical sealing block 6, the sealing washer 5 is clamped in the circular cylindrical sealing block 6, and the door inner assembly further comprises a threaded hole matched with the threaded head 403.
In this embodiment, the door panel assembly 1 is made of a steel plate.
A locomotive converter with an operating door for a manual discharging device of the locomotive converter is applied, as shown in fig. 3-4, the traction converter cabinet comprises a low-voltage control unit, a high-voltage control unit and an auxiliary converter control unit, the high-voltage control unit is positioned below the low-voltage control unit, an interlayer is arranged between the low-voltage control unit and the high-voltage control unit, and the auxiliary converter control unit is positioned on the right side of the whole high-voltage control unit and the whole low-voltage control unit; the operation door is located the position that the manual discharge device of right side auxiliary variable control unit cabinet door is just right, it has the round hole that equals with the sealed piece 6 external diameters of ring cylindricality to open on the cabinet door, the sealed piece 6 sealedly is fixed in the round hole of ring cylindricality, seal ring 5 blocks in the sealed piece 6 of ring cylindricality, 2 one side of hinge are fixed in round hole one side through fixing bolt 3, opposite side and door plant component 1 fixed connection, the corresponding position of thread head 403 with roll smooth screw 4 on the cabinet door is equipped with a screw hole.
In this embodiment: the circular cylindrical sealing block 6 is connected with the cabinet door in a welding mode; and an indication mark 8 is further arranged beside the position of the operation door on the cabinet door 7.
The embodiment specifically operates as follows: but door plant subassembly 1 with this operation door passes through hinge 2 and cabinet door swivelling joint, hinge 2 passes through set screw 3 to be fixed on the cabinet door, make the ring cylinder shape of interior subassembly seal block 6 and cabinet door welded fastening connection simultaneously, block seal ring 5 in ring cylinder shape seal block 6 again, the screw head 403 of the left roll-sliding screw 4 of major arc of door plant subassembly 1 sets up the screw hole corresponding to the position on the cabinet door, when needs are closed, make door plant subassembly 1 rotatory towards the cabinet door direction, then rotatory screw head 401, make the screw head 403 of roll-sliding screw 4 revolve to twist in the screw hole, make door plant subassembly 1 compress tightly seal ring 5, realize the sealed of operation door, when needs are opened, revolve to twist roll-sliding screw 4, make it deviate from in the screw hole, door plant subassembly 1 is rotatory to keeping away from the cabinet door.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents within the spirit and principle of the invention should be included in the scope of the invention.
Claims (5)
1. The utility model provides a locomotive converter is operating door for manual discharge device which characterized in that: comprises a door panel component (1) and an inner door component, wherein the door panel component (1) is in a shape of a major arc plate, the straight side door panel surface of the door panel component (1) is fixed on one side of the hinge (2), the other side of the hinge (2) is provided with a fixed bolt (3) for fixing, a rolling and sliding screw (4) is also arranged on the left side of the major arc of the door panel component (1), the rolling and sliding screw (4) comprises a screwing head (401), a connecting rod (402) and a thread head (403) which are integrally formed, the screwing head (401) is connected with the screw head (403) through a connecting rod (402), the end part of the screw head (403) is a cone, the diameter of the connecting rod (402) is smaller than that of the screw head (403), the screwing head (402) is positioned on the outer side of the door panel component (1), the thread head (403) is positioned on the inner side of the door panel component (1), and the connecting rod (402) is clamped on the door panel component (1); the door inner assembly comprises a sealing washer (5) and a circular cylindrical sealing block (6), the sealing washer (5) is clamped in the circular cylindrical sealing block (6), and the door inner assembly further comprises a threaded hole matched with the threaded head (403).
2. An operating door for a locomotive converter manual discharge device according to claim 1, characterized in that: the door panel component (1) is made of a steel plate material.
3. A locomotive converter using the operation door for the locomotive converter manual discharging device of claim 1, characterized in that: the traction converter cabinet comprises a low-voltage control unit, a high-voltage control unit and an auxiliary converter control unit, wherein the high-voltage control unit is positioned below the low-voltage control unit, an interlayer is arranged between the low-voltage control unit and the high-voltage control unit, and the auxiliary converter control unit is positioned on the right side of the whole high-voltage control unit and the whole low-voltage control unit; the operation door is located the position that the manual discharge device of right side auxiliary variable control unit cabinet door was just right, it has the round hole that equals with ring cylindricality sealing block (6) external diameter to open on the cabinet door, ring cylindricality sealing block (6) are sealed to be fixed in the round hole, seal ring (5) card is in ring cylindricality sealing block (6), hinge (2) one side is fixed in round hole one side through fixing bolt (3), opposite side and door plant component (1) fixed connection, the position corresponding with thread head (403) of roll smooth screw (4) is equipped with a screw hole on the cabinet door.
4. The locomotive converter of claim 3, wherein said locomotive converter further comprises an operating door for said locomotive converter manual discharge device, said operating door comprising: the circular cylindrical sealing block (6) is connected with the cabinet door in a welding mode.
5. The locomotive converter of claim 3, wherein said locomotive converter further comprises an operating door for said locomotive converter manual discharge device, said operating door comprising: and an indication mark (8) is also arranged beside the position of the operation door on the cabinet door.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910980711.2A CN110829794A (en) | 2019-10-16 | 2019-10-16 | Operating door for manual discharging device of locomotive converter |
| PCT/CN2019/119868 WO2021072903A1 (en) | 2019-10-16 | 2019-11-21 | Operating door for manual discharging device of locomotive converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910980711.2A CN110829794A (en) | 2019-10-16 | 2019-10-16 | Operating door for manual discharging device of locomotive converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110829794A true CN110829794A (en) | 2020-02-21 |
Family
ID=69549573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910980711.2A Pending CN110829794A (en) | 2019-10-16 | 2019-10-16 | Operating door for manual discharging device of locomotive converter |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110829794A (en) |
| WO (1) | WO2021072903A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201252352Y (en) * | 2008-08-06 | 2009-06-03 | 河南森源电气股份有限公司 | Switch cabinet door above 12kV |
| CN104514791A (en) * | 2013-09-29 | 2015-04-15 | 珠海格力电器股份有限公司 | Locking structure and door lock device and electric cabinet with same |
| CN105305280A (en) * | 2015-10-23 | 2016-02-03 | 株洲南车机电科技有限公司 | Mine handcart-type high-voltage vacuum switch cabinet |
| CN107017607A (en) * | 2017-05-16 | 2017-08-04 | 常州博瑞电力自动化设备有限公司 | A kind of Portable movable trigger circuit device |
| CN209200911U (en) * | 2018-11-09 | 2019-08-02 | 株洲中车时代电气股份有限公司 | A kind of integrated converter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202031414U (en) * | 2011-04-12 | 2011-11-09 | 曾宾 | Hinge of external door of incubator or drying box |
| CN103124132A (en) * | 2011-11-18 | 2013-05-29 | 永济新时速电机电器有限责任公司 | Locomotive traction converter |
| US20150076980A1 (en) * | 2013-09-19 | 2015-03-19 | Caterpillar Inc. | Fastener assembly for a door |
| CN108233676A (en) * | 2016-12-09 | 2018-06-29 | 中车永济电机有限公司 | Integrated converter cabinet |
| CN208461671U (en) * | 2018-04-28 | 2019-02-01 | 西安中车永电电气有限公司 | A kind of novel high-power locomotive traction AuCT |
-
2019
- 2019-10-16 CN CN201910980711.2A patent/CN110829794A/en active Pending
- 2019-11-21 WO PCT/CN2019/119868 patent/WO2021072903A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201252352Y (en) * | 2008-08-06 | 2009-06-03 | 河南森源电气股份有限公司 | Switch cabinet door above 12kV |
| CN104514791A (en) * | 2013-09-29 | 2015-04-15 | 珠海格力电器股份有限公司 | Locking structure and door lock device and electric cabinet with same |
| CN105305280A (en) * | 2015-10-23 | 2016-02-03 | 株洲南车机电科技有限公司 | Mine handcart-type high-voltage vacuum switch cabinet |
| CN107017607A (en) * | 2017-05-16 | 2017-08-04 | 常州博瑞电力自动化设备有限公司 | A kind of Portable movable trigger circuit device |
| CN209200911U (en) * | 2018-11-09 | 2019-08-02 | 株洲中车时代电气股份有限公司 | A kind of integrated converter |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021072903A1 (en) | 2021-04-22 |
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Application publication date: 20200221 |