CN110931203A - Convenient maintenance water-cooling box type transformer - Google Patents
Convenient maintenance water-cooling box type transformer Download PDFInfo
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- CN110931203A CN110931203A CN201911033044.3A CN201911033044A CN110931203A CN 110931203 A CN110931203 A CN 110931203A CN 201911033044 A CN201911033044 A CN 201911033044A CN 110931203 A CN110931203 A CN 110931203A
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- type transformer
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- 238000012423 maintenance Methods 0.000 title claims abstract description 22
- 238000001816 cooling Methods 0.000 title claims description 10
- 238000009833 condensation Methods 0.000 claims abstract description 16
- 230000005494 condensation Effects 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 230000001681 protective effect Effects 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 15
- 239000002184 metal Substances 0.000 description 14
- 239000002245 particle Substances 0.000 description 12
- 238000001914 filtration Methods 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 206010044565 Tremor Diseases 0.000 description 3
- 241000274582 Pycnanthus angolensis Species 0.000 description 2
- 239000011087 paperboard Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/114—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/16—Water cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Patch Boards (AREA)
Abstract
The invention belongs to the technical field of electrical equipment, in particular to a water-cooled box type transformer convenient to maintain, aiming at solving the technical problem that the traditional box type transformer cannot well solve the problem that the maintenance is inconvenient due to narrow space during maintenance. According to the invention, the rotating disc is arranged, so that the device is more convenient to maintain, and meanwhile, the condensation pipe is arranged, so that the self-heat-dissipation capability of the device is improved, and the device is more energy-saving and environment-friendly.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a water-cooling box type transformer convenient to maintain.
Background
In our daily life, we can often see a lot of box transformer and stand on the road limit, perhaps in the electricity distribution room, current box transformer all puts the transformer in an shell, like this when maintaining, because the shell inner space is less, has caused very big puzzlement to maintenance work.
Through the retrieval, chinese patent application No. CN201610008786.0 discloses a box-type transformer, including box, transformer inner assembly and heat abstractor, box and transformer inner assembly fixed connection, heat abstractor and box fixed connection, the box includes roof and boxboard, roof and boxboard fixed connection, heat abstractor includes 1 air inlet part and 1 air outlet part at least, the air inlet part includes air inlet standpipe, air inlet lid, air-supply line, air inlet fan and air inlet pipe laying. The intelligent heat dissipation control system for controlling the heat dissipation device of the box-type transformer comprises monitoring equipment, a meteorological receiver and a data cache control part, wherein the data cache control part comprises a micro-program controller, a heat dissipation device circuit controller and a data cache. This box transformer has both guaranteed the inside radiating effect of box transformer and has practiced thrift the energy again to can ensure the drying effect under the humid environment and the normal work of transformer, above-mentioned patent exists following not enoughly: the invention can not solve the problem that when the transformer is maintained in a power failure mode, workers are inconvenient to maintain due to the fact that the inner space of the box body is too small.
Disclosure of Invention
Based on the technical problem that the existing box-type transformer cannot well solve the problem that the maintenance is inconvenient due to narrow space in the process of maintenance, the invention provides a water-cooled box-type transformer convenient and fast to maintain.
The invention provides a water-cooled box type transformer convenient to maintain, which comprises a base, wherein the top end of the base is fixedly connected with a bearing seat, the top end of the bearing seat is provided with a sliding groove, the bearing seat is rotatably connected with a rotating disc through a rotating shaft at the top end of the sliding groove, the top end of the rotating disc is fixedly connected with a transformer, the bottom end of the rotating disc is fixedly connected with a plurality of wiring terminals, the bottom end of the bearing seat is fixedly connected with a connecting disc at the bottom end of the sliding groove, the top end of the connecting disc is provided with a plurality of metal grooves, the metal grooves are matched with the wiring terminals, and.
Preferably, base top fixedly connected with shell, shell top fixedly connected with weather shield, the drainage groove has all been seted up to weather shield both sides, the water catch bowl has been seted up on weather shield top, the spiral hole has been seted up to water catch bowl bottom inside.
Preferably, the water collecting tank is provided with an isolation plate above the spiral hole, filter screens are fixedly connected to two ends of the isolation plate, and support rods are fixedly connected between the filter screens and the isolation plate.
Preferably, the inlet tube behind the spiral hole bottom fixed connection, accept a top fixedly connected with protecting crust, the rectangle through-hole has been seted up on the protecting crust top, the transformer top is equipped with a plurality of condenser plate in rectangle through-hole department, and the condenser pipe is equipped with to condenser plate inside, condenser pipe one side fixedly connected with outlet pipe, outlet pipe one end fixedly connected with connects the wind groove.
Preferably, the rectangle through-hole has all been seted up at the shell both ends, and the shell is at a plurality of dead lever of the both sides fixedly connected with of rectangle through-hole, three hornblocks of fixedly connected with between two dead levers, the through-hole has been seted up to the protecting crust both sides, and the protecting crust is equipped with the tarpaulin in through-hole department, the equal fixedly connected with dustproof cloth of shell both sides inner wall in rectangle through-hole department, the rectangle opening has been seted up to shell one side, and the shell rotates through the pivot at the rectangle opening part and is connected with the turngate, turngate.
Preferably, the bottom end of the filter screen is fixedly connected with a plurality of springs, and the bottom end of each spring is fixedly connected with a second filter screen.
The beneficial effects of the invention are as follows:
1. by arranging the rotating disc, when maintenance personnel maintain, only a door needs to be opened to rotate the transformer, the transformer rotating disc rotates to drive the wiring terminal to rotate in the metal groove, and the bottom end of the metal groove is connected with the wire inlet end and the wire outlet end, so that the cable wire cannot be wound when the transformer rotates, and the efficiency is guaranteed;
2. by arranging the spiral holes, rainwater is collected through the water collecting tank in rainy weather, and the spiral holes are used for accelerating pressure on water flow, so that the flowing speed of the water flow in the condensation pipe is increased, and the water cooling efficiency is improved;
3. by arranging the filter screen, some tiny dust particles can be doped in rainwater, the filter screen keeps the dust particles in the rainwater on the surface of the filter screen, and meanwhile, the support rod supports the filter screen into a tent shape, so that the dust particles on the surface of the filter screen cannot be accumulated in the center of the filter screen due to gravity, and the influence on the filtering and seepage efficiency of the rainwater is avoided;
4. by arranging the condenser pipe, in rainy weather, because the horizontal heights of the water inlet pipe and the water outlet pipe of the condenser pipe are higher than the height of the condenser pipe, water in the condenser pipe is remained, because the length of the condenser pipe is longer, water at the bottom of the condenser pipe absorbs heat firstly due to a transformer, and the density of the water is reduced, so that the water floats upwards, cold water at the top end of the condenser pipe naturally descends to form circulation, meanwhile, the efficiency of heat dissipation is improved, meanwhile, the air receiving groove connected to one end of the water outlet pipe drives the liquid column in the condenser pipe to move when windy weather occurs, and the heat dissipation efficiency is further improved;
5. by arranging the spring, when the filter screen is used for filtering, rainwater contacts the filter screen, and the spring force cannot change suddenly, so that the tremble effect of the two layers of filter screens is enhanced, and the condition that dust is retained on the surface of the filter screen due to adhesive force and the filtering efficiency of the filter screen is poor is avoided;
according to the invention, the rotating disc is arranged, so that the device is more convenient to maintain, and meanwhile, the condensation pipe is arranged, so that the self-heat-dissipation capability of the device is improved, and the device is more energy-saving and environment-friendly.
Drawings
Fig. 1 is a front view of a water-cooled box type transformer provided in embodiment 1 for convenient maintenance;
fig. 2 is a front sectional view of a water-cooled box type transformer for convenient maintenance in embodiment 1;
fig. 3 is a front view of a metal tank of a water-cooled box type transformer provided in embodiment 1 for convenient maintenance;
fig. 4 is a front cross-sectional view of a terminal of a water-cooled box type transformer for convenient maintenance as set forth in embodiment 1;
fig. 5 is a front cross-sectional view of a filter screen of a water-cooled box type transformer convenient to maintain in embodiment 1;
fig. 6 is a front cross-sectional view of a second filter screen of the water-cooled box transformer for convenient maintenance in embodiment 2.
In the figure: 1. the device comprises a base 2, a shell 3, a rain baffle 4, a triangular block 5, a rotary door 6, a water collecting tank 7, an isolation plate 8, a support rod 9, a filter screen 10, a spiral hole 11, a condensation plate 12, a condensation pipe 13, a water inlet pipe 14, a water outlet pipe 15, a wind receiving tank 16, a transformer 17, a protective shell 18, waterproof cloth 19, a bearing seat 20, a rotary disc 21, a connecting disc 22, a metal groove 23, a wiring terminal 24, a wire inlet end 25, a wire outlet end 26, a drainage groove 27, a fixing rod 28, a handle 29, dustproof cloth 30, a second filter screen 31 and a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-5, a convenient maintenance water-cooling box type transformer, includes base 1, the welding of base 1 top has accepts seat 19, accept seat 19 top has seted up the spout, accept seat 19 and be connected with rolling disc 20 through the pivot rotation in spout top department, the welding of rolling disc 20 top has transformer 16, the welding of rolling disc 20 bottom has a plurality of binding post 23, accept seat 19 welding has connection pad 21 in spout bottom department, connection pad 21 top has seted up a plurality of metal groove 22, and metal groove 22 and binding post 23 looks adaptation, connection pad 21 bottom is equipped with inlet wire end 24 and outlet wire end 25 respectively, when the maintenance personnel maintained, only need open a door and rotate transformer 16, transformer 16 rolling disc 20 rotates, drives binding post 23 and rotates in metal groove 22 is inside, inlet wire end 24 and outlet wire end 25 are connected to the metal groove 22 bottom, the transformer 16 is guaranteed not to be wound up when rotating, and efficiency is guaranteed.
In the invention, the shell 2 is welded at the top end of the base 1, the rain baffle 3 is welded at the top end of the shell 2, the drainage grooves 26 are formed in two sides of the rain baffle 3, the water collecting tank 6 is formed in the top end of the rain baffle 3, the spiral holes 10 are formed in the bottom end of the water collecting tank 6, rainwater is collected through the water collecting tank 6 in rainy weather, and pressure is applied to water flow through the spiral holes 10 in an accelerating manner, so that the flowing speed of the water flow in the condensation pipe 12 is improved, and the water cooling efficiency is improved.
Wherein, water catch bowl 6 is equipped with division board 7 in the top department of spiral hole 10, and filter screen 9 has all been welded at division board 7 both ends, and the welding has bracing piece 8 between filter screen 9 and the division board 7, probably is mixing some small dust particles in the rainwater, and filter screen 9 stays the dust particle in the rainwater on filter screen 9 surface, and bracing piece 8 props filter screen 9 into tent form simultaneously, and the dust particle on filter screen 9 surface can not pile up at filter screen 9 center because of gravity, avoids influencing the filtration seepage efficiency of rainwater.
Wherein, the bottom of the spiral hole 10 is welded with a water inlet pipe 13, the top of the bearing seat 19 is welded with a protective shell 17, the top of the protective shell 17 is provided with a rectangular through hole, the top of the transformer 16 is provided with a plurality of condensation plates 11 at the rectangular through hole, the condensation plates 11 are internally provided with condensation pipes 12, one side of the condensation pipes 12 is welded with a water outlet pipe 14, one end of the water outlet pipe 14 is welded with a wind receiving groove 15, the two ends of the shell 2 are both provided with rectangular through holes, the shell 2 is welded with a plurality of fixing rods 27 at the two sides of the rectangular through hole, a triangular block 4 is welded between the two fixing rods 27, the two sides of the protective shell 17 are provided with through holes, the protective shell 17 is provided with waterproof cloth 18 at the through hole, the inner walls at the two sides of the shell 2 are both welded with dustproof cloth 29 at the, the welding of revolving door 5 one side has handle 28, when the weather that does not have the rain, because the inlet tube 13 of condenser pipe 12 and outlet pipe 14 level are higher than condenser pipe 12 height, there is surplus condenser pipe 12 inside water, because condenser pipe 12 length is longer, the water of condenser pipe 12 bottom absorbs the heat because transformer 16 takes precedence, density diminishes, thereby it floats to go up, the cold water on condenser pipe 12 top descends naturally, when forming the circulation, the efficiency of giving off the heat has been improved, the wind groove 15 that connects of outlet pipe 14 one end connection simultaneously, when meetting the strong wind weather, the liquid column among the drive condenser pipe 12 removes, further the radiating efficiency has been improved.
When the cable winding device is used, when maintenance personnel maintain, only the door needs to be opened to rotate the transformer 16, the rotating disc 20 of the transformer 16 rotates to drive the wiring terminal 23 to rotate in the metal groove 22, and the bottom end of the metal groove 22 is connected with the wire inlet end 24 and the wire outlet end 25, so that the cable cannot be wound when the transformer 16 rotates, and the efficiency is guaranteed.
When the rainwater is collected in rainy weather, the rainwater is collected through the water collecting tank 6, and pressure is applied to the water flow through the spiral hole 10 in an accelerating manner, so that the flowing speed of the water flow in the condensation pipe 12 is increased, and the water cooling efficiency is improved.
Some tiny dust particles may be doped in the rainwater, the dust particles in the rainwater are left on the surface of the filter screen 9 by the filter screen 9, meanwhile, the filter screen 9 is supported into a tent shape by the support rod 8, the dust particles on the surface of the filter screen 9 cannot be accumulated in the center of the filter screen 9 due to gravity, and the rainwater filtering seepage efficiency is prevented from being influenced.
When the weather that does not have the rain, because inlet tube 13 and the outlet pipe 14 level of condenser pipe 12 are higher than condenser pipe 12 height, the inside water of condenser pipe 12 has the surplus, because condenser pipe 12 length is longer, the water of condenser pipe 12 bottom absorbs the heat because transformer 16 takes precedence, density diminishes, thereby it floats to go up, the cold water on condenser pipe 12 top descends naturally, when forming the circulation, the efficiency of giving off the heat has been improved, the wind receiving groove 15 of 14 one end connections of outlet pipe simultaneously, when meetting strong wind weather, the liquid column among the drive condenser pipe 12 removes, the radiating efficiency has further been improved.
Example 2
Referring to fig. 6, a convenient maintenance water-cooling box transformer, this embodiment compares in embodiment 1, avoids the filter screen when filtering, is stopped up by accumulational dirt, the welding of filter screen 9 bottom has a plurality of spring 31, and the welding of spring 31 bottom has second filter screen 30, when filter screen 9 filters, rainwater contact filter screen 9, because spring 31 power can not sudden change, has strengthened the tremble effect of two-layer filter screen, avoids the dust because the adhesion is detained on the surface of filter screen 9, leads to the not good condition of filter efficiency of filter screen 9.
When the cable winding device is used, when maintenance personnel maintain, only the door needs to be opened to rotate the transformer 16, the rotating disc 20 of the transformer 16 rotates to drive the wiring terminal 23 to rotate in the metal groove 22, and the bottom end of the metal groove 22 is connected with the wire inlet end 24 and the wire outlet end 25, so that the cable cannot be wound when the transformer 16 rotates, and the efficiency is guaranteed.
When the rainwater is collected in rainy weather, the rainwater is collected through the water collecting tank 6, and pressure is applied to the water flow through the spiral hole 10 in an accelerating manner, so that the flowing speed of the water flow in the condensation pipe 12 is increased, and the water cooling efficiency is improved.
Some tiny dust particles may be doped in the rainwater, the dust particles in the rainwater are left on the surface of the filter screen 9 by the filter screen 9, meanwhile, the filter screen 9 is supported into a tent shape by the support rod 8, the dust particles on the surface of the filter screen 9 cannot be accumulated in the center of the filter screen 9 due to gravity, and the rainwater filtering seepage efficiency is prevented from being influenced.
When the weather that does not have the rain, because inlet tube 13 and the outlet pipe 14 level of condenser pipe 12 are higher than condenser pipe 12 height, the inside water of condenser pipe 12 has the surplus, because condenser pipe 12 length is longer, the water of condenser pipe 12 bottom absorbs the heat because transformer 16 takes precedence, density diminishes, thereby it floats to go up, the cold water on condenser pipe 12 top descends naturally, when forming the circulation, the efficiency of giving off the heat has been improved, the wind receiving groove 15 of 14 one end connections of outlet pipe simultaneously, when meetting strong wind weather, the liquid column among the drive condenser pipe 12 removes, the radiating efficiency has further been improved.
When filtering at filter screen 9, rainwater contact filter screen 9 because spring 31 power can not the sudden change, has strengthened the tremble effect of two-layer filter screen, avoids the dust because the adhesion is detained on the surface of filter screen 9, leads to the not good condition of filter efficiency of filter screen 9.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a convenient maintenance water-cooling box transformer, includes base (1), its characterized in that, base (1) top fixedly connected with accepts seat (19), accept seat (19) top and seted up the spout, accept seat (19) and locate to rotate through the pivot at the spout top and be connected with rolling disc (20), rolling disc (20) top fixedly connected with transformer (16), a plurality of binding post (23) of rolling disc (20) bottom fixedly connected with, accept seat (19) locate fixedly connected with connection pad (21) at the spout bottom, a plurality of metallic channel (22) have been seted up on connection pad (21) top, and metallic channel (22) and binding post (23) looks adaptation, connection pad (21) bottom is equipped with inlet wire end (24) and outlet terminal (25) respectively.
2. The convenient and fast maintenance water-cooled box type transformer according to claim 1, characterized in that a shell (2) is fixedly connected to the top end of the base (1), a rain baffle (3) is fixedly connected to the top end of the shell (2), drainage grooves (26) are formed in both sides of the rain baffle (3), a water collection groove (6) is formed in the top end of the rain baffle (3), and a spiral hole (10) is formed in the bottom end of the water collection groove (6).
3. The convenient-to-maintain water-cooled box type transformer of claim 2, wherein the water collecting tank (6) is provided with an isolation plate (7) above the spiral hole (10), both ends of the isolation plate (7) are fixedly connected with filter screens (9), and a support rod (8) is fixedly connected between the filter screens (9) and the isolation plate (7).
4. The convenient and fast maintenance water-cooled box type transformer of claim 3, characterized in that the bottom end of the spiral hole (10) is fixedly connected with the rear water inlet pipe (13), the top end of the bearing seat (19) is fixedly connected with a protective shell (17), the top end of the protective shell (17) is provided with a rectangular through hole, the top end of the transformer (16) is provided with a plurality of condensation plates (11) at the rectangular through hole, a condensation pipe (12) is arranged inside the condensation plate (11), one side of the condensation pipe (12) is fixedly connected with a water outlet pipe (14), and one end of the water outlet pipe (14) is fixedly connected with a wind receiving groove (15).
5. The convenient maintenance water-cooled box type transformer of claim 4, characterized in that rectangular through holes are formed at both ends of the housing (2), a plurality of fixing rods (27) are fixedly connected to the housing (2) at both sides of the rectangular through holes, a triangular block (4) is fixedly connected between the two fixing rods (27), through holes are formed at both sides of the protective shell (17), waterproof cloth (18) is arranged at the through holes of the protective shell (17), dustproof cloth (29) is fixedly connected to inner walls of both sides of the housing (2) at the rectangular through holes, a rectangular opening is formed at one side of the housing (2), the rotating door (5) is rotatably connected to the housing (2) at the rectangular opening through a rotating shaft, and a handle (28) is fixedly connected to one side of the rotating door (5).
6. The convenient-to-maintain water-cooled box type transformer of claim 3, characterized in that a plurality of springs (31) are fixedly connected to the bottom ends of the filter screens (9), and a second filter screen (30) is fixedly connected to the bottom ends of the springs (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911033044.3A CN110931203A (en) | 2019-10-28 | 2019-10-28 | Convenient maintenance water-cooling box type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911033044.3A CN110931203A (en) | 2019-10-28 | 2019-10-28 | Convenient maintenance water-cooling box type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110931203A true CN110931203A (en) | 2020-03-27 |
Family
ID=69849713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911033044.3A Withdrawn CN110931203A (en) | 2019-10-28 | 2019-10-28 | Convenient maintenance water-cooling box type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110931203A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113442027A (en) * | 2021-09-02 | 2021-09-28 | 南通中康医疗科技有限公司 | Medical instrument grinding device |
-
2019
- 2019-10-28 CN CN201911033044.3A patent/CN110931203A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113442027A (en) * | 2021-09-02 | 2021-09-28 | 南通中康医疗科技有限公司 | Medical instrument grinding device |
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Application publication date: 20200327 |
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| WW01 | Invention patent application withdrawn after publication |