CN220754137U - Locking mechanism of special ring main unit for railway - Google Patents
Locking mechanism of special ring main unit for railway Download PDFInfo
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- CN220754137U CN220754137U CN202322290958.6U CN202322290958U CN220754137U CN 220754137 U CN220754137 U CN 220754137U CN 202322290958 U CN202322290958 U CN 202322290958U CN 220754137 U CN220754137 U CN 220754137U
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- cabinet body
- screw rod
- fixed
- locking mechanism
- railway
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- 238000009423 ventilation Methods 0.000 claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a locking mechanism of a special ring main unit for a railway, and relates to the technical field of power distribution. The novel train cabinet comprises a cabinet body, a locking mechanism is arranged between the cabinet body and a train wall, a plurality of universal wheels are fixed at the bottom end of the cabinet body, a mounting groove is formed in the bottom of the cabinet body, a supporting component is arranged in the mounting groove, and a ventilation component is arranged at the bottom of the cabinet body. Preferably, the support assembly comprises a screw rod in rolling connection with the cabinet body and a limiting rod fixed with the side wall of the cabinet body, wherein the screw rod comprises a left screw rod and a right screw rod with opposite screw threads, and a sliding block matched with the left screw rod and the right screw rod is movably connected on a rod body of the left screw rod and the right screw rod in a screwed manner. Compared with the prior art, the utility model has the advantages that the bottom of the cabinet body is provided with the supporting component, the cabinet body can be jacked up through the supporting component after the device is moved to a proper position through the universal wheels, and the cabinet body has better placement stability due to the large contact area between the supporting component and the ground.
Description
Technical Field
The utility model relates to the technical field of power distribution, in particular to a locking mechanism of a special ring main unit for a railway.
Background
The inflatable insulating vacuum ring main unit is an electric device with a group of high-voltage switch devices arranged in a steel plate metal cabinet body or made into an assembled interval ring main power supply unit, and the core part of the inflatable insulating vacuum ring main unit adopts a load switch and a fuse, and has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like.
The Chinese patent publication No. CN 217362333U discloses a ring main unit with a locking mechanism, which consists of a ring main unit body, a connecting mechanism with a locking function and the like, and is used for realizing the fixed connection of the two groups of ring main unit bodies, and the ring main unit bodies are convenient to mount and dismount by workers through the connecting mechanism, so that the splicing efficiency of the workers to the ring main unit bodies is improved.
Above-mentioned scheme still has certain defect in practical application, for example, above-mentioned device has realized the connection to the looped netowrk cabinet main part of adjacently placed, but because the train can appear rocking in the course of traveling, the looped netowrk cabinet main part after connecting probably can take place to shift, topples over even because of rocking, leads to placing stability relatively poor.
Disclosure of Invention
The utility model aims to provide a locking mechanism of a special ring main unit for a railway, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the locking mechanism of the special ring main unit for the railway comprises a cabinet body, wherein the locking mechanism is arranged between the cabinet body and a train wall, a plurality of universal wheels are fixed at the bottom end of the cabinet body, a mounting groove is formed in the bottom of the cabinet body, a supporting component is arranged in the mounting groove, and a ventilation component is arranged at the bottom of the cabinet body.
Preferably, the support assembly comprises a screw rod in rolling connection with the cabinet body and a limit rod fixed on the side wall of the cabinet body, the screw rod comprises a left screw rod and a right screw rod with opposite screw threads, sliding blocks matched with the screw rods are movably connected on rod bodies of the left screw rod and the right screw rod in a screwed mode, the sliding blocks are movably connected with the limit rod in an inserting mode, supporting blocks are arranged at the bottoms of the screw rod, two sets of vertical blocks are fixed at the tops of the supporting blocks, a first connecting shaft is fixed between the vertical blocks, a second connecting shaft is fixed at the bottoms of the sliding blocks, a hinge plate is movably connected on the shaft body of the second connecting shaft, and the bottoms of the hinge plates are movably connected with the first connecting shaft.
Preferably, a gap is formed between the side surface of the supporting block and the side wall of the mounting groove.
Preferably, one side of the screw rod extends out of the cabinet body, and the end part of the screw rod is fixed with a rotary disc.
Preferably, the ventilation assembly comprises a ventilation groove formed in the bottom of the cabinet body, an air inlet hole communicated with the ventilation groove is formed in the bottom of the cabinet body, air outlet holes are formed in two sides of the top of the cabinet body, a mounting hole communicated with the ventilation groove is formed in the bottom of the cabinet body, an electronic fan is fixed in the mounting hole, and a filtering assembly is arranged at the bottom of the electronic fan.
Preferably, the filter assembly comprises a rectangular frame, a filter screen is fixed at the bottom of the rectangular frame, and a carbon plate is fixed on the inner wall of the top of the rectangular frame.
Preferably, the locking mechanism comprises a U-shaped block fixed on the train wall and an inserting block fixed on the back of the cabinet body, the inserting block is matched with a slot of the U-shaped block, inserting holes are formed in the inserting block and the U-shaped block, an inserting shaft is movably inserted into the inserting holes of the U-shaped block, a fixing block is fixed at the end part of the inserting shaft, and a spring is fixed between the fixing block and the U-shaped block.
The beneficial effects of the utility model are as follows:
this latching mechanism of special looped netowrk cabinet of railway, the difference with prior art lies in, is provided with supporting component in the bottom of the cabinet body and is provided with latching mechanism at the back of the cabinet body, after moving the device to suitable position through the universal wheel, can jack-up the cabinet body through supporting component to be connected the cabinet body with the train wall through latching mechanism, in addition, because supporting component is big with the area of contact on ground, thereby realize that the cabinet body has better placement stability and effectually avoided because the train rocks and makes the cabinet body take place to shift or topple over even.
Simultaneously, be provided with filter component, external wind enters into the internal back of cabinet, and the filter screen can filter the impurity, has prevented that the impurity from entering into the internal portion of cabinet and covering on relevant components and parts, has improved the radiating effect, and in addition, the carbon plate can adsorb the steam that contains in the external wind, has prevented that steam from entering into the internal portion of cabinet and producing the corruption to relevant components and parts, the effectual life who improves electrical equipment.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an axial view of the present utility model with the train cavity removed
FIG. 3 is a partial schematic view of the cabinet of the present utility model after half-cut;
FIG. 4 is an axial view of the support assembly of the present utility model;
fig. 5 is an exploded view of the latching mechanism of the present utility model.
In the figure: 1. a cabinet body; 2. train walls; 4. a universal wheel; 5. a support assembly; 501. a screw rod; 502. a limit rod; 503. a slide block; 504. a support block; 505. a vertical block; 506. a hinged plate; 507. a turntable; 6. a ventilation assembly; 601. a ventilation groove; 602. an electronic fan; 603. a rectangular frame; 604. a filter screen; 605. a carbon plate; 7. a locking mechanism; 701. a U-shaped block; 702. inserting a shaft; 703. a fixed block; 704. a spring; 705. inserting blocks; 706. and a jack.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The locking mechanism of the special ring main unit for the railway is applied to a railway system, is specially used on a train and fixes the ring main unit on the train.
As shown in fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a locking mechanical system of special looped netowrk cabinet of railway, including cabinet body 1, be provided with locking mechanical system 7 between cabinet body 1 and the train wall 2, locking mechanical system 7's effect is fixed between cabinet body 1 and train wall 2, place the board at cabinet body 1 internal fixation has a plurality of fretwork, can know that the board is placed to the fretwork separates cabinet body 1 into a plurality of cavitys of placing, bottom mounting at cabinet body 1 has a plurality of universal wheels 4, the setting of universal wheel 4 is convenient to remove cabinet body 1, the mounting groove has been seted up at cabinet body 1 bottom, be provided with the supporting component 5 that promotes cabinet body 1 in the mounting groove, in addition, still be provided with the ventilation component 6 that carries out radiating to cabinet body 1 inside at cabinet body 1 bottom.
In order to improve the placement stability of the cabinet body 1 and facilitate the starting of the locking mechanism 7, as shown in fig. 1, 3 and 4, the supporting component 5 comprises a screw rod 501 in rolling connection with the cabinet body 1 and two limiting rods 502 fixed on the side wall of the cabinet body 1, wherein the screw rod 501 comprises a left screw rod and a right screw rod with opposite screw threads, sliding blocks 503 matched with the screw rod are movably connected on rod bodies of the left screw rod and the right screw rod in a screwed manner, the sliding blocks 503 are limited to move along the axis of the screw rod 501, the sliding blocks 503 are movably connected with the limiting rods 502 in a plugging manner, supporting blocks 504 in contact with the ground are arranged at the bottom of the screw rod 501, two groups of vertical blocks 505 are fixed at the top of the supporting blocks 504, a first connecting shaft is fixed between the vertical blocks 505, a second connecting shaft is fixed at the bottom of the sliding blocks 503, hinge plates 506 are movably connected on the shaft bodies of the second connecting shafts, and the bottoms of the hinge plates 506 are movably connected with the first connecting shafts.
In order to rotate the screw 501, in this embodiment, one side of the screw 501 extends out of the cabinet 1, and a turntable 507 is fixed at an end of the screw 501, and it can be known that a component for driving the screw 501 to rotate may be a motor or other components such as gears meshed with each other.
In order to ventilate the inside of the cabinet body 1, thereby reduce the temperature of electrical equipment in the box, as shown in fig. 3, a gap is formed between the side surface of the supporting block 504 and the side wall of the mounting groove, in addition, the ventilation assembly 6 comprises a ventilation groove 601 arranged at the bottom of the cabinet body 1, a plurality of air inlet holes communicated with the ventilation groove 601 are arranged at the bottom of the cabinet body 1, air outlet holes are arranged at both sides of the top of the cabinet body 1, a mounting hole communicated with the ventilation groove 601 is arranged at the bottom of the cabinet body 1, an electronic fan 602 is fixed in the mounting hole, and a filtering assembly is arranged at the bottom of the electronic fan 602.
In order to prevent external impurities and water vapor from entering the cabinet body 1, in the scheme, the filtering component comprises a rectangular frame 603, a filter screen 604 made of stainless steel materials is fixed at the bottom of the rectangular frame 603, and a carbon plate 605 is fixed on the inner wall of the top of the rectangular frame 603.
In order to further improve the placement stability of the cabinet body 1, the cabinet body 1 is shifted due to shaking, as shown in fig. 2 and 4, the locking mechanism 7 comprises a U-shaped block 701 fixed on the train wall 2 and an inserting block 705 fixed on the back of the cabinet body 1, the inserting block 705 is matched with the inserting slot of the U-shaped block 701, inserting holes 706 are formed in the inserting block 705 and the U-shaped block 701, inserting shafts 702 are movably inserted into the inserting holes 706 of the U-shaped block 701, fixing blocks 703 are fixed at the end parts of the inserting shafts 702, springs 704 are fixed between the fixing blocks 703 and the U-shaped block 701, and it is required to know that the U-shaped block 701 is adhered or directly screwed on the train wall 2.
Specifically, when in use, the device is moved to a proper position through the universal wheel 4, then electric equipment is sequentially placed at the top of the hollowed placing plate, a worker rotates the rotary table 507, the rotary table 507 drives the screw rod 501 to rotate when rotating, as the screw thread directions at two sides of the screw rod 501 are opposite, the screw rod 501 can drive the two sliding blocks 503 to move back when rotating, at the moment, under the pulling of the hinge plate 506, the lowering of the supporting block 504 is realized until the cabinet body 1 is jacked up, at the moment, the inserting block 705 moves upwards and is inserted into a slot of the U-shaped block 701, the inserting shaft 702 is pressed by the inserting block 705 and then moves leftwards until the inserting block 705 is communicated with a jack 706 on the U-shaped block 701, at the moment, the inserting shaft 702 is inserted into the jack 706 of the inserting block 705 under the elastic force of the spring 704 to realize the locking of the cabinet body 1, the whole stability of placing of the cabinet body 1 has effectually been improved, the cabinet body 1 is electrified, at electrical equipment during the use, electronic fan 602 starts, electronic fan 602 lets in the internal portion of cabinet with external gas, external gas is discharged through the apopore after carrying out the heat exchange with the electrical equipment in the cabinet body 1, realize cooling to electrical equipment, in addition, external wind enters into the internal portion of cabinet 1 after, filter screen 604 can filter the impurity, prevent that the impurity from entering into the internal portion of cabinet 1 and covering on relevant components and parts, the radiating effect has been improved, in addition, carbon plate 605 can adsorb the steam that contains in the external wind, prevent that steam from entering into the internal portion of cabinet body 1 and producing the corruption to relevant components and parts, the effectual life who improves electrical equipment.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the utility model as defined by the appended embodiments and equivalents thereof.
Claims (7)
1. Locking mechanism of special looped netowrk cabinet of railway, including cabinet body (1), its characterized in that: the novel train cabinet is characterized in that a locking mechanism (7) is arranged between the cabinet body (1) and the train wall (2), a plurality of universal wheels (4) are fixed at the bottom end of the cabinet body (1), a mounting groove is formed in the bottom of the cabinet body (1), a supporting component (5) is arranged in the mounting groove, and a ventilation component (6) is arranged at the bottom of the cabinet body (1).
2. The locking mechanism of a railway-specific ring main unit according to claim 1, wherein: the support assembly (5) comprises a screw rod (501) in rolling connection with the cabinet body (1) and a limiting rod (502) fixed on the side wall of the cabinet body (1), the screw rod (501) comprises a left screw rod and a right screw rod with opposite screw threads, sliding blocks (503) matched with the screw rod are movably connected on rod bodies of the left screw rod and the right screw rod in a screwed mode, the sliding blocks (503) are movably connected with the limiting rod (502) in an inserting mode, supporting blocks (504) are arranged at the bottoms of the screw rod (501), two sets of vertical blocks (505) are fixed at the tops of the supporting blocks (504), a first connecting shaft is fixed between the vertical blocks (505), a second connecting shaft is fixed at the bottoms of the sliding blocks (503), hinge plates (506) are movably connected to the shaft bodies of the second connecting shafts, and the bottoms of the hinge plates (506) are movably connected with the first connecting shafts.
3. The locking mechanism of a railway-specific ring main unit according to claim 2, wherein: a gap is formed between the side surface of the supporting block (504) and the side wall of the mounting groove.
4. The locking mechanism of a railway-specific ring main unit according to claim 2, wherein: one side of the screw rod (501) extends out of the cabinet body (1), and a rotary disc (507) is fixed at the end part of the screw rod.
5. The locking mechanism of a railway-specific ring main unit according to claim 1, wherein: the utility model discloses a cabinet, including ventilation module (6), including seting up ventilation tank (601) in cabinet body (1) bottom, the air inlet that is linked together with ventilation tank (601) has been seted up to the bottom of cabinet body (1), and the apopore has all been seted up to the top both sides of cabinet body (1), and the mounting hole that is linked together with ventilation tank (601) has been seted up to cabinet body (1) bottom, and the mounting hole internal fixation has electronic fan (602), and the bottom of electronic fan (602) is provided with filtering component.
6. The locking mechanism of the special ring main unit for the railway according to claim 5, wherein: the filter assembly comprises a rectangular frame (603), a filter screen (604) is fixed at the bottom of the rectangular frame (603), and a carbon plate (605) is fixed on the inner wall of the top of the rectangular frame (603).
7. The locking mechanism of a railway-specific ring main unit according to claim 1, wherein: the locking mechanism (7) comprises a U-shaped block (701) fixed on a train wall (2) and an inserting block (705) fixed on the back of the cabinet body (1), the inserting block (705) is matched with a slot of the U-shaped block (701), inserting holes (706) are formed in the inserting block (705) and the U-shaped block (701), inserting shafts (702) are movably inserted in the inserting holes (706) of the U-shaped block (701), fixing blocks (703) are fixed at the end parts of the inserting shafts (702), and springs (704) are fixed between the fixing blocks (703) and the U-shaped block (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322290958.6U CN220754137U (en) | 2023-08-25 | 2023-08-25 | Locking mechanism of special ring main unit for railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322290958.6U CN220754137U (en) | 2023-08-25 | 2023-08-25 | Locking mechanism of special ring main unit for railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220754137U true CN220754137U (en) | 2024-04-09 |
Family
ID=90557300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322290958.6U Active CN220754137U (en) | 2023-08-25 | 2023-08-25 | Locking mechanism of special ring main unit for railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220754137U (en) |
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2023
- 2023-08-25 CN CN202322290958.6U patent/CN220754137U/en active Active
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