CN115798901A - Three-phase dry vacuum on-load tap-changer - Google Patents
Three-phase dry vacuum on-load tap-changer Download PDFInfo
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- CN115798901A CN115798901A CN202211522560.4A CN202211522560A CN115798901A CN 115798901 A CN115798901 A CN 115798901A CN 202211522560 A CN202211522560 A CN 202211522560A CN 115798901 A CN115798901 A CN 115798901A
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- cabinet body
- load tap
- fixed frame
- filter screen
- phase dry
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 60
- 238000001816 cooling Methods 0.000 claims description 35
- 230000017525 heat dissipation Effects 0.000 claims description 23
- 238000007710 freezing Methods 0.000 claims description 11
- 230000008014 freezing Effects 0.000 claims description 11
- 238000005057 refrigeration Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims 2
- 230000005855 radiation Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 14
- 239000000110 cooling liquid Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The invention relates to the technical field of electrical switches, in particular to a three-phase dry type vacuum on-load tap-changer; the intelligent cabinet temperature adjusting device comprises a cabinet body, switch body and two sets of dustproof subassemblies, the switch body sets up in the cabinet internally, the cabinet body has two thermovents, dustproof subassembly includes fixed frame, two sets of support piece, the filter screen, two pull rods, two spacing springs and two stoppers, fixed frame and cabinet body fixed connection, and communicate with the thermovent, two sets of support piece symmetries set up in the thermovent, fixed frame has two spacing grooves, two stoppers set up respectively in the spacing inslot, two pull rods respectively with the stopper fixed connection that corresponds, and insert respectively the spacing inslot, the both ends of every spacing spring respectively with fixed frame and the stopper fixed connection who corresponds, the filter screen sets up in fixed frame, setting through above-mentioned structure, realized sheltering from the dust outside the cabinet body, avoid the dust to pile up on the switch body, guarantee the radiating effect of switch body.
Description
Technical Field
The invention relates to the technical field of electrical switches, in particular to a three-phase dry type vacuum on-load tap-changer.
Background
Three-phase electricity is a transport form of electric energy, the full-scale three-phase alternating current power supply, a set of amplitude equals, the frequency equals, the phase angle looks 120 degrees three-phase electricity each other, the three-phase generator by three winding produces, at present in three-phase electricity application, vacuum on-load tap-changer can be used for detecting various model vacuum switch pipes, adopt novel excitation coil to carry out the undetachable measurement of vacuum, be a practical detecting instrument, the department that uses vacuum switch such as extensively being applicable to electric power, steel and iron, petrochemical industry, weaving, coal, railway, can use vacuum on-load tap-changer to carry out the pressure regulating often in the power transmission process.
However, when the vacuum on-load tap-changer is used for a long time, dust easily enters from the heat dissipation port of the cabinet body and is accumulated on the vacuum on-load tap-changer, and the heat dissipation effect of the vacuum on-load tap-changer can be influenced.
Disclosure of Invention
The invention aims to provide a three-phase dry type vacuum on-load tap-changer, which solves the problem that dust is easy to enter from a heat dissipation port of a cabinet body and is accumulated on the vacuum on-load tap-changer to influence the heat dissipation effect of the vacuum on-load tap-changer after the vacuum on-load tap-changer is used for a long time.
In order to achieve the purpose, the three-phase dry vacuum on-load tap-changer comprises a cabinet body, a switch body and two sets of dustproof assemblies, wherein the switch body is arranged in the cabinet body, the cabinet body is provided with two heat dissipation openings, each dustproof assembly comprises a fixed frame, two sets of supporting pieces, a filter screen, two pull rods, two limiting springs and two limiting blocks, the fixed frame is fixedly connected with the cabinet body and communicated with the heat dissipation openings, the two sets of supporting pieces are symmetrically arranged in the heat dissipation openings, the fixed frame is provided with two limiting grooves, the two limiting blocks are respectively arranged in the limiting grooves, the two pull rods are respectively fixedly connected with the corresponding limiting blocks and respectively inserted into the limiting grooves, two ends of each limiting spring are respectively fixedly connected with the fixed frame and the corresponding limiting blocks, and the filter screen is arranged in the fixed frame.
The dustproof assembly further comprises a pulling block, wherein the pulling block is fixedly connected with the filter screen and is positioned outside the filter screen.
Wherein, dustproof subassembly still includes two protecting covers, two the protecting cover all with fixed frame is dismantled and is connected to overlap respectively and locate corresponding the outside of pull rod.
Wherein, support piece includes backup pad, bracing piece and protruding grain of rubber, the backup pad with cabinet body fixed connection is and be located in the radiator vent, the bracing piece with backup pad fixed connection is and be located the outer wall of backup pad, protruding grain of rubber with bracing piece fixed connection.
The three-phase dry vacuum on-load tap-changer further comprises a heat dissipation assembly, and the heat dissipation assembly is arranged above the cabinet body.
Wherein, radiator unit includes cooler bin, water pump, storage water tank, fan and refrigeration piece, so the cabinet body has the through-hole, the cooler bin with cabinet body fixed connection to be located the top of through-hole, the storage water tank with the water pump set up respectively in the top of the cabinet body, just the water pump with the storage water tank intercommunication, the fan set up in the cooler bin, refrigeration piece respectively with the water pump with the storage water tank intercommunication.
Wherein, the refrigeration piece includes water machine and cooling tube freeze, freeze the water machine set up in the top of the cabinet body, the cooling tube set up in the cooling box, freeze the water machine respectively the water pump with the cooling tube intercommunication, the cooling tube with the water tank intercommunication.
According to the three-phase dry vacuum on-load tap-changer, the filter screen is arranged in the fixed frame, the support piece supports the filter screen at the heat dissipation opening, the filter screen shields dust at the heat dissipation opening, when a large amount of dust is accumulated on the filter screen, the pull rod is pulled, the pull rod moves the limit block into the limit groove, the limit spring is extruded, the limit block is separated from the surface of the filter screen and then is replaced, the replaced filter screen is installed, the support piece carries out limit support on the filter screen, the pull rod is loosened, the limit block can be reset under the action of the limit spring, the filter screen is located between the limit block and the support piece, the filter screen is replaced, the heat dissipation effect of the switch body is guaranteed, the dust can be shielded outside the cabinet body, the dust is prevented from being accumulated on the switch body, and the heat dissipation effect of the switch body is guaranteed.
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 the drawings without creative efforts.
Fig. 1 is an overall configuration diagram of a first embodiment of the present invention.
Fig. 2 is an overall internal structural sectional view of the first embodiment of the present invention.
Fig. 3 is an enlarged view of a portion of the structure of fig. 2.
Fig. 4 is an overall configuration diagram of the second embodiment of the present invention.
Fig. 5 is an overall internal structural sectional view of the second embodiment of the present invention.
Fig. 6 is a schematic structural view of a cooling pipe of a second embodiment of the present invention.
Fig. 7 is an overall configuration diagram of the third embodiment of the present invention.
101-cabinet body, 102-switch body, 103-heat dissipation opening, 104-fixed frame, 105-filter screen, 106-pull rod, 107-limit spring, 108-rubber convex particle, 109-limit block, 110-pull block, 111-protective cover, 112-limit groove, 113-support plate, 114-support rod, 201-cooling box, 202-water pump, 203-water storage tank, 204-fan, 205-water freezing machine, 206-cooling pipe, 207-through hole, 301-moving wheel, 302-hand wheel, 303-threaded rod, 304-support seat, 305-sleeve and 306-rubber pad.
Detailed Description
The first embodiment is:
referring to fig. 1 to 3, fig. 1 is a schematic overall structure diagram of the first embodiment, fig. 2 is a cross-sectional view of the overall internal structure of the first embodiment, and fig. 3 is an enlarged view of a portion of the structure in fig. 2. The invention provides a three-phase dry type vacuum on-load tap-changer, which comprises a cabinet body 101, a switch body 102 and two groups of dustproof assemblies, wherein each dustproof assembly comprises a fixing frame 104, two groups of supporting pieces, a filter screen 105, two pull rods 106, two limiting springs 107, two limiting blocks 109, a pull block 110 and two protecting covers 111, and each supporting piece comprises a supporting plate 113, a supporting rod 114 and a rubber convex particle 108;
for the present embodiment, the fixing frame 104 is fixedly connected to the cabinet 101 and is communicated with the heat dissipating opening 103, two sets of the supporting members are symmetrically disposed in the heat dissipating opening 103, the fixing frame 104 has two limiting grooves 112, two limiting blocks 109 are respectively disposed in the limiting grooves 112, two pull rods 106 are respectively fixedly connected to the corresponding limiting blocks 109 and are respectively inserted into the limiting grooves 112, two ends of each limiting spring 107 are respectively fixedly connected to the fixing frame 104 and the corresponding limiting blocks 109, the filter screen 105 is disposed in the fixing frame 104, the supporting members support the filter screen 105 at the heat dissipating opening 103, and the filter screen 105 shields dust at the heat dissipating opening 103, when a large amount of dust is piled up to the filter screen 105, the pulling pull rod 106, the pull rod 106 will stopper 109 moves into in the spacing groove 112, spacing spring 107 receives the extrusion, stopper 109 leaves filter screen 105 surface, then changes it, will change filter screen 105 installs, support piece is right filter screen 105 carries out spacing support, loosens pull rod 106 can make under the effect of spacing spring 107 stopper 109 resets, this moment filter screen 105 is located stopper 109 with between the support piece, thereby it is right filter screen 105 changes, guarantees the radiating effect of switch body 102 has realized can be in the dust shelters from outside the cabinet body 101, avoids the dust to be in pile up on the switch body 102, guarantees the radiating effect of switch body 102.
The pulling block 110 is fixedly connected with the filter screen 105 and located outside the filter screen 105, and the filter screen 105 is conveniently taken and placed in the fixing frame 104 through the pulling block 110.
Secondly, two the protecting cover 111 all with fixed frame 104 is dismantled and is connected to overlap respectively and locate the correspondence the outside of pull rod 106, the protecting cover 111 can with pull rod 106 hides, avoid external with the contact of pull rod 106.
Simultaneously, the backup pad 113 with cabinet body 101 fixed connection, and be located in the thermovent 103, the bracing piece 114 with 113 fixed connection of backup pad, and be located 113 outer walls of backup pad, the protruding grain 108 of rubber with bracing piece 114 fixed connection, the protruding grain 108 of rubber with filter screen 105 contacts, carries out certain compression, the bracing piece 114 with 113 of backup pad is right filter screen 105 is in spacing support in the fixed frame 104.
The filter screen 105 set up in the fixed frame 104, protruding grain of rubber 108 with the contact of filter screen 105, certain compression is carried out, the bracing piece 114 with the backup pad 113 is right the filter screen 105 is in spacing support in the fixed frame 104, the filter screen 105 is in the thermovent 103 shelters from the dust, works as a large amount of dust is piled up to the filter screen 105, the pulling pull rod 106, the pull rod 106 will stopper 109 moves into in the spacing groove 112, spacing spring 107 receives the extrusion, stopper 109 leaves filter screen 105 surface, then the pulling block 110 will the filter screen 105 is in take out in the fixed frame 104, will change filter screen 105 installs, support piece is right the filter screen 105 carries out spacing support, loosens pull rod 106 under the effect of spacing spring 107, can make stopper 109 reset, at this moment the filter screen 105 is located between stopper 109 and the protruding grain of rubber 108, thereby it is right to filter screen 105 changes, use the protecting cover 111 will pull rod 106 avoids the external world with the contact of pull rod 106, guarantees the radiating effect of switch body 102, has realized can be in with the dust is in the switch body 101 the outer the dust shelters from the switch body, guarantees that the switch body 102 is piled up the radiating effect.
The second embodiment is:
on the basis of the first embodiment, please refer to fig. 4 to fig. 6, wherein fig. 4 is a schematic structural diagram of the whole second embodiment, fig. 5 is a sectional view of the whole internal structure of the second embodiment, and fig. 6 is a schematic structural diagram of the cooling pipe 206 of the second embodiment. The invention provides a three-phase dry vacuum on-load tap-changer, which further comprises a heat dissipation assembly, wherein the heat dissipation assembly comprises a cooling box 201, a water pump 202, a water storage tank 203, a fan 204 and a refrigerating piece, and the refrigerating piece comprises a water freezing machine 205 and a cooling pipe 206;
for the specific embodiment, the heat dissipation assembly is disposed above the cabinet 101, and the heat dissipation effect of the switch body 102 in the cabinet 101 can be improved by the heat dissipation assembly.
The cabinet body 101 is provided with a through hole 207, the cooling box 201 is fixedly connected with the cabinet body 101 and is located above the through hole 207, the water storage tank 203 and the water pump 202 are respectively arranged above the cabinet body 101, the water pump 202 is communicated with the water storage tank 203, the fan 204 is arranged in the cooling box 201, the refrigerating element is respectively communicated with the water pump 202 and the water storage tank 203, when the temperature of the cabinet body 101 is too high, the water pump 202 is started, the water pump 202 conveys the cooling liquid in the water storage tank 203 to the refrigerating element through a water conveying pipe, the fan 204 is started again, an air inlet of the cooling box 201 enters air, the cold air generated by the refrigerating element can be blown into the cabinet body 101, the switch body 102 can be cooled, the cooling liquid forms a loop in the water storage tank 203 through the water conveying pipe, the continuous cooling of the cabinet body 101 is guaranteed, and the heat dissipation effect of the switch body 102 in the cabinet body 101 can be improved.
Secondly, the water freezing machine 205 is arranged above the cabinet body 101, the cooling pipe 206 is arranged in the cooling box 201, the water freezing machine 205 is respectively communicated with the water pump 202 and the cooling pipe 206, the cooling pipe 206 is communicated with the water storage box 203, the water pump 202 is started, the water pump 202 enables cooling liquid to enter the water freezing machine 205 through a water pipe, the water freezing machine 205 cools the cooling liquid and then flows into the cooling pipe 206, the cooling pipe 206 refrigerates air in the cooling box 201, and the cooling liquid in the cooling pipe 206 can flow back into the water storage box 203.
When the temperature of the cabinet body 101 is too high, the water pump 202 enters the cooling liquid into the water freezing machine 205 through the water pipe, the water freezing machine 205 cools the cooling liquid and then flows into the cooling pipe 206, the cooling pipe 206 refrigerates the air in the cooling box 201, the fan 204 is started again, the air enters the air inlet of the cooling box 201, cold air generated by the refrigerating part can be blown into the cabinet body 101, the switch body 102 can be cooled, the cooling liquid returns to the water storage tank 203 through the water pipe to form a loop, the cabinet body 101 is ensured to be continuously cooled, and the heat dissipation effect of the switch body 102 in the cabinet body 101 can be improved.
The third embodiment is:
on the basis of the second embodiment, please refer to fig. 7, wherein fig. 7 is an overall structural schematic diagram of the third embodiment. The invention provides a three-phase dry vacuum on-load tap-changer, which further comprises a moving assembly, wherein the moving assembly comprises a plurality of moving wheels 301, two hand wheels 302, two threaded rods 303, two supporting seats 304, two sleeves 305 and two rubber pads 306;
to this embodiment, the removal subassembly set up in on the cabinet body 101, through it can be convenient for right to remove the cabinet body 101, avoid the manual work to carry labour saving and time saving.
It is wherein, a plurality of remove wheel 301 symmetry set up in the below of the cabinet body 101, two sleeve 305 symmetry set up in the outer wall of the cabinet body 101, two threaded rod 303 sets up respectively in corresponding in the sleeve 305, and respectively with sleeve 305 screw-thread fit, two hand wheel 302 respectively with corresponding threaded rod 303 fixed connection, and be located respectively threaded rod 303's top, two supporting seat 304 respectively with correspond threaded rod 303 is connected, and is located respectively threaded rod 303's below, when right when the cabinet body 101 removes, rotate respectively on the sleeve 305 hand wheel 302, hand wheel 302 drives threaded rod 303 rotates, it is in to remove threaded rod 303 upward movement on the sleeve 305, supporting seat 304 leaves ground, remove wheel 301 and support ground, then directly promote the cabinet body 101 removes, after removing to the assigned position, reverse wave hand wheel 302, threaded rod 303 is in the sleeve 305 moves down, supporting seat 304 and ground contact, and right the cabinet body 101 supports, has realized can be convenient for the manual work to carry out the cabinet body 101, avoid carrying laborsaving.
Secondly, the two rubber pads 306 are respectively and fixedly connected with the corresponding supporting seats 304 and respectively located on the outer walls of the supporting seats 304, and the rubber pads 306 can increase the friction between the supporting seats 304 and the ground.
When right when the cabinet body 101 moves, be in respectively rotate on the sleeve 305 hand wheel 302, hand wheel 302 drives threaded rod 303 rotates, it is in to move threaded rod 303 rebound on the sleeve 305, supporting seat 304 leaves ground, it supports ground to move wheel 301, then directly promotes the cabinet body 101 removes, removes to the assigned position after, reverse wave hand wheel 302, threaded rod 303 is in rebound in the sleeve 305, the supporting seat 304 below rubber pad 306 contacts with ground, and right the cabinet body 101 supports, has realized can be convenient for right the cabinet body 101 removes, avoids the manual work to carry labour saving and time saving.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A three-phase dry vacuum on-load tap-changer comprises a cabinet body and a switch body, wherein the switch body is arranged in the cabinet body, the cabinet body is provided with two heat dissipation ports, and the three-phase dry vacuum on-load tap-changer is characterized in that,
still include two sets of dustproof subassemblies, dustproof subassembly includes fixed frame, two sets of support piece, filter screen, two pull rods, two spacing springs and two stoppers, fixed frame with cabinet body fixed connection, and with the thermovent intercommunication, it is two sets of the support piece symmetry set up in the thermovent, fixed frame has two spacing grooves, two the stopper set up respectively in the spacing inslot, two the pull rod respectively with correspond stopper fixed connection, and insert respectively spacing inslot, every the both ends of spacing spring respectively with fixed frame with correspond stopper fixed connection, the filter screen set up in fixed frame.
2. Three-phase dry vacuum on-load tap changer according to claim 1,
the dustproof assembly further comprises a pulling block, and the pulling block is fixedly connected with the filter screen and is positioned outside the filter screen.
3. A three-phase dry vacuum on-load tap changer according to claim 2,
the dustproof assembly further comprises two protective covers, the two protective covers are connected with the fixed frame in a detachable mode and are respectively sleeved on the corresponding outer portions of the pull rods.
4. A three-phase dry vacuum on-load tap changer according to claim 3,
the support piece includes backup pad, bracing piece and protruding grain of rubber, the backup pad with cabinet body fixed connection, and be located in the radiator vent, the bracing piece with backup pad fixed connection, and be located the outer wall of backup pad, the protruding grain of rubber with bracing piece fixed connection.
5. Three-phase dry vacuum on-load tap changer according to claim 4,
the three-phase dry vacuum on-load tap-changer further comprises a heat dissipation assembly, and the heat dissipation assembly is arranged above the cabinet body.
6. A three-phase dry vacuum on-load tap changer according to claim 5,
the heat radiation assembly comprises a cooling box, a water pump, a water storage tank, a fan and a refrigeration piece, so that the cabinet body is provided with a through hole, the cooling box is fixedly connected with the cabinet body and is positioned above the through hole, the water storage tank and the water pump are respectively arranged above the cabinet body, the water pump is communicated with the water storage tank, the fan is arranged in the cooling box, and the refrigeration piece is respectively communicated with the water pump and the water storage tank.
7. A three-phase dry vacuum on-load tap changer according to claim 6,
the refrigeration piece comprises a water freezing machine and a cooling pipe, wherein the water freezing machine is arranged above the cabinet body
The cooling pipe is arranged in the cooling box, the water freezing machine is respectively communicated with the water pump and the cooling pipe,
the cooling pipe is communicated with the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211522560.4A CN115798901A (en) | 2022-11-30 | 2022-11-30 | Three-phase dry vacuum on-load tap-changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211522560.4A CN115798901A (en) | 2022-11-30 | 2022-11-30 | Three-phase dry vacuum on-load tap-changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115798901A true CN115798901A (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211522560.4A Pending CN115798901A (en) | 2022-11-30 | 2022-11-30 | Three-phase dry vacuum on-load tap-changer |
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| Country | Link |
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| CN (1) | CN115798901A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116527449A (en) * | 2023-06-02 | 2023-08-01 | 南京海贝斯智能科技有限公司 | Vehicle-mounted gateway controller and control system thereof |
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| CN215934084U (en) * | 2021-08-03 | 2022-03-01 | 缪凯 | Building fire prevention regulator cubicle |
| CN217063028U (en) * | 2022-04-07 | 2022-07-26 | 襄阳天物机电科技有限公司 | Energy-concerving and environment-protective type power cabinet |
| CN217158980U (en) * | 2022-05-07 | 2022-08-09 | 洛阳铁路信息工程学校 | Power distribution cabinet for machining center |
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2022
- 2022-11-30 CN CN202211522560.4A patent/CN115798901A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211629718U (en) * | 2020-04-10 | 2020-10-02 | 扬中市神华电仪设备有限公司 | Low-voltage drawer type switch cabinet |
| CN213878884U (en) * | 2020-12-29 | 2021-08-03 | 沈阳德科智能系统有限公司 | Heat dissipation dust collector for industrial power control equipment |
| CN215221492U (en) * | 2021-05-28 | 2021-12-17 | 河南中烟工业有限责任公司 | Power cabinet cooling device for electric power |
| CN215934084U (en) * | 2021-08-03 | 2022-03-01 | 缪凯 | Building fire prevention regulator cubicle |
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