CN110943375A - Shielding vertical three-remote DTU terminal - Google Patents
Shielding vertical three-remote DTU terminal Download PDFInfo
- Publication number
- CN110943375A CN110943375A CN201910979273.8A CN201910979273A CN110943375A CN 110943375 A CN110943375 A CN 110943375A CN 201910979273 A CN201910979273 A CN 201910979273A CN 110943375 A CN110943375 A CN 110943375A
- Authority
- CN
- China
- Prior art keywords
- water tank
- cabinet body
- dtu
- dtu terminal
- cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a shielding vertical three-remote DTU terminal which comprises a cabinet body and the three-remote DTU terminal arranged in the cabinet body, wherein the cabinet body comprises a cabinet body and a cabinet door, the cabinet body is provided with a ventilation opening and a sealing device, the sealing device comprises a sealing component for sealing the ventilation opening and a driving mechanism for driving the sealing component to act, and the driving mechanism comprises a rainwater collecting device and an executing device communicated with the rainwater collecting device. The invention solves the problem that the outdoor three-remote DTU terminal in the prior art cannot effectively prevent water, and when the external rainwater amount reaches a certain degree, the ventilation opening is automatically sealed, so that rainwater is prevented from infiltrating into the three-remote DTU terminal to cause short circuit and damage of internal electrical elements, the normal use of the three-remote DTU terminal is influenced, and the operation safety is improved; when the vent seals, rely on the flow of rainwater in the flexible tube to play radiating effect, prevent that three distant DTU terminals from leading to the fact the damage of inside electrical components because of the vent seals unable heat dissipation.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a shielding vertical three-remote DTU terminal.
Background
The three-remote DTU terminal is common power equipment, in a feeder line loop of a power distribution network, part of the three-remote DTU terminal needs to be placed outdoors, rainwater easily permeates into the three-remote DTU terminal in wet or rainy days to cause short circuit and damage of internal electrical elements and influence the normal use of the three-remote DTU terminal, in windy weather, impurities such as leaves and dust are easily blown into the three-remote DTU terminal by strong wind, and once the impurities are increased, the three-remote DTU terminal is easily short-circuited or burnt.
For example, chinese patent document CN202872198U discloses a "high-reliability power distribution automation accessory cabinet", which includes a main box body, the main box body is a rectangular box body structure, a rear plate of the main box body is provided with a threading hole, and the high-reliability power distribution automation accessory cabinet is characterized by further including a sun-proof top cover and a mounting plate; the sun-proof top cover is arranged at the top of the main box body, and the top of the main box body is fixedly connected with the sun-proof top cover through two cushion plates; the mounting panel parallel and be equipped with the setting of interval inside the main tank body with the bottom plate of main tank body, the top of mounting panel separate into two cells by the baffle of vertical direction, place DTU and optic fibre distribution case in two cells respectively, the leading flank of mounting panel on be provided with fault indicator, the both sides board of main tank body on the upper and lower both ends all be equipped with the shutter. The distribution automation in the above-mentioned patent document has only played radiating effect, can't effective waterproof dustproof.
Disclosure of Invention
The invention mainly solves the technical problem that the existing outdoor three-remote DTU terminal can not effectively prevent water; the utility model provides a shield three distant DTU terminals, can improve the security at the automatic closed vent of external rainwater volume when too big.
The technical problem of the invention is mainly solved by the following technical scheme: the intelligent cabinet comprises a cabinet body and a three-remote DTU terminal arranged in the cabinet body, wherein the cabinet body comprises a cabinet body and a cabinet door, a ventilation opening is formed in the cabinet body, the cabinet body further comprises a sealing device, and the sealing device comprises a sealing component for sealing the ventilation opening and a driving mechanism for driving the sealing component to act.
Actuating mechanism has the device of collecting the rainwater, and when external rainfall reached certain degree, actuating mechanism control closed assembly moved, seals the vent, prevents that the rainwater from entering into in the rack to prevent in the three distant DTU terminals of rainwater infiltration, cause inside electric elements short circuit, damage, influence the normal use at three distant DTU terminals, improve the operation security.
Preferably, the closing assembly comprises a closing cover capable of covering the ventilation opening and a rotating shaft wound around the closing cover, and the rotating shaft is fixed above the ventilation opening through a rotating elastic member.
When the enclosure cover is not used, the enclosure cover is wound on the rotating shaft, on one hand, the occupied space in the cabinet is reduced, the manufacturing cost is reduced, on the other hand, the heat dissipation of the three-remote DTU terminal is facilitated, the rotating shaft is fixed at the upper end of the ventilation opening through the rotating elastic component, when the enclosure cover needs to be recovered after being used, the enclosure cover only needs to be recovered through the rotating force of the rotating elastic component, the energy loss is reduced, and meanwhile, the environment-friendly effect is also achieved.
Preferably, the driving mechanism comprises a collecting device arranged on the outer wall of the cabinet body and an executing device arranged on the inner wall of the cabinet body, the collecting device is communicated with the executing device, and the collecting device provides power for the executing device to act.
External rainwater is collected to collection device to carry the rainwater to actuating device, when the rainfall in the actuating device reachd certain degree, actuating device converted the gravity of water into the power of control closure assembly action, need not provide other power, reduced the loss of the energy, also played the effect of environmental protection simultaneously.
Preferably, the executing device comprises a water tank, a flexible pipe, a slide rail, a slide groove and a drain hole formed in the cabinet body, the water tank is arranged below the vent hole, a water inlet communicated with the collecting device is formed in the water tank, the water tank is connected with the bottom of the cabinet body through an elastic component, a water outlet is formed in the bottom of the water tank, the flexible pipe is arranged between the water outlet and the drain hole, one end of the flexible pipe is connected with the water outlet, the other end of the flexible pipe is connected with the drain hole, the water tank is connected with the sealing cover through the slide rail, and the slide groove matched with the slide rail is formed in two sides of the vent hole.
Rainwater collected by the collecting device flows into the water tank from the water inlet, then flows into the flexible pipe through the water outlet at the bottom of the water tank, and is finally discharged through the water discharging hole, when the water amount of the water inlet is less than that of the water outlet, water is not accumulated in the water tank, the water tank cannot press the elastic component, the sliding rail cannot move downwards, so that the sealing cover cannot be pulled downwards, namely, the ventilation opening is not sealed, when the water amount of the water inlet is more than that of the water outlet, the water outlet does not have time to discharge the water, the water is accumulated in the water tank, when the gravity of the water in the water tank is more than the pressure which can be borne by the elastic component, the elastic component is pressed and compressed to drive the water tank to move downwards, so that the sliding rail is driven to move downwards along the sliding groove, the sealing cover is pulled to move downwards to achieve the purpose of sealing the ventilation opening, the loss of the energy has been reduced, has also played the effect of environmental protection simultaneously, and when sealing the vent, can rely on the flow of rainwater to play radiating effect in the flexible tube simultaneously, prevent that three distant DTU terminals from sealing the damage that can't dispel the heat and cause inside electrical components because of the vent.
Preferably, the collecting device comprises a collecting box, and the bottom of the collecting box is communicated with the water tank through an extension pipe.
The collecting box collects external rainwater and carries it to the water tank in through flexible pipe, provides power for actuating mechanism's action, and flexible pipe can stretch out and draw back along with reciprocating of water tank simultaneously, prevents when the water tank removes, and the rainwater is carried the in-process entering rack in to the water tank from the collecting box to in preventing the three distant DTU terminals of rainwater infiltration, cause inside electric element short circuit, damage, influence the normal use at three distant DTU terminals, improve the operation security.
Preferably, a flow regulating valve is arranged between the water outlet and the flexible pipe, one end of the flow regulating valve is connected with the water outlet, and the other end of the flow regulating valve is connected with one end of the flexible pipe.
The flow control valve is used for adjusting the water yield of the water outlet, the required rainfall amount can be adjusted when the ventilation opening is closed according to the environment climate where the three-remote DTU terminal is located, the use is flexible, a better waterproof effect is achieved, and the use range is wider.
Preferably, a filter screen is arranged at the joint of the bottom of the collecting box and the telescopic pipe.
The impurity of filter screen on the one hand can filter the rainwater, after preventing that the time from being of a specified duration, impurity is in the water tank, pile up in the flexible pipe, influence the judgement of rainwater self gravity, avoid the closing cap to seal the vent when not needing to use, pile up of impurity also can influence the life of integrated device simultaneously, on the other hand filter screen also can prevent to be blown into the equal voluminous great impurity of leaf in the collection box and block up flexible pipe by wind, thereby the jam of flexible pipe can lead to the unable action of getting into the water tank of rainwater, thereby can't seal the vent, can't play water-proof effects.
Preferably, a dust cover is arranged at the vent, and a drying agent is arranged in the dust cover.
The dust cover can prevent dust from entering the cabinet, so that the dust is prevented from entering the three-remote DTU terminal, and once the dust is increased, the three-remote DTU terminal is easy to be short-circuited or burnt; the drier can absorb a certain amount of moisture when the external rainfall does not reach the degree that needs to seal the vent or when humid weather to prevent that moisture from permeating in the three distant DTU terminals, cause inside electric elements short circuit, damage, influence the normal use at three distant DTU terminals, improve the operation security.
Preferably, the cabinet body is provided with a line passing hole, a sealing fastener is arranged on the outer side of the line passing hole, and the sealing fastener comprises a flexible telescopic pipe and a flexible ribbon arranged at the tail end of the flexible telescopic pipe.
The flexible pipe and the flexible ribbon both can play the guard action to the electric wire, also can prevent simultaneously that water from passing in the line hole enters into the rack to prevent in the three distant DTU terminals of water infiltration, cause inside electric elements short circuit, damage, influence the normal use at three distant DTU terminals, improve the operation security.
The invention has the beneficial effects that: 1) when the external rainwater amount reaches a certain degree, the ventilation opening can be automatically sealed, so that rainwater is prevented from permeating into the three-remote DTU terminal, internal electric elements are prevented from being short-circuited and damaged, the normal use of the three-remote DTU terminal is influenced, and the operation safety is improved; 2) when the vent is closed, the heat dissipation effect is achieved by means of the flowing of rainwater in the flexible pipe, and the damage of internal electrical components caused by the fact that the three-remote DTU terminal cannot dissipate heat due to the fact that the vent is closed is prevented; 3) the gravity of the rainwater is used as the power for pulling the sealing cover to move downwards, other power is not required to be provided, the energy loss is reduced, and the environment-friendly effect is achieved; 4) the required rainwater amount can be adjusted when the ventilation opening is closed by the flow adjusting valve according to the climate of the environment where the three-remote DTU terminal is located, and a better waterproof effect is achieved.
Drawings
Fig. 1 is an exploded perspective view of the cabinet, drive mechanism and closure assembly of the present invention.
Fig. 2 is an exploded perspective view of the collection device of the present invention.
Fig. 3 is a schematic structural diagram of the cabinet body and the cabinet door in the invention.
Fig. 4 is a schematic view of one construction of the sealing fastener of the present invention.
In the figure, 1 cabinet body, 2 ventilation openings, 3 sliding grooves, 4 drain holes, 5 line holes, 6 flexible pipes, 7 flow regulating valves, 8 elastic components, 9 water tank, 91 water tank cover, 92 water tank bottom, 10 water outlet, 11 water inlet, 12 sliding rails, 13 closed covers, 14 rotating elastic components, 15 rotating shafts, 16 dust covers, 17 mounting bases, 18 collecting boxes, 19 filter screens, 20 telescopic pipes, 21 cabinet doors, 22 observation windows, 23, sealing strips, 24 flexible telescopic pipes and 25 flexible binding belts.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): the utility model provides a shield three distant DTU terminals of vertical, as shown in fig. 1 ~ 3, including rack body, closing device and the three distant DTU terminals of setting in the rack: the cabinet body comprises a cabinet body 1 and a cabinet door 21, a ventilation opening 2 and a wire passing hole 5 are formed in the side face of the cabinet body, a water draining hole 4 is formed in the bottom of the cabinet body, a sealing strip 23 is fixedly adhered to the edge of the periphery of the cabinet door, an observation window 22 is formed in the cabinet door, a worker can observe the operation condition of the three-remote DTU terminal under the condition that the cabinet door is not opened due to the existence of the observation window, rainwater is prevented from permeating into the three-remote DTU terminal in the rainy day inspection process to cause short circuit and damage of internal electrical elements, the normal use of the three-remote DTU terminal is influenced, the operation safety is improved, a dust cover 16 is fixedly installed at the ventilation opening, a drying agent is filled in the dust cover, and a sealing fastener is installed on the outer side of the wire passing hole through a screw, and as shown; the three-remote DTU terminal comprises a DTU device, a control panel, a wireless communication module and a power module; the sealing device comprises a sealing component and a driving mechanism, the sealing component comprises a sealing cover 13 and a rotating shaft 15 which can cover the vent, the sealing cover is wound on the rotating shaft when not in use, the rotating shaft is fixedly arranged in a mounting base 17 above the vent through a rotating elastic component 14, in the embodiment, the rotating elastic component is a torsion spring, the driving mechanism comprises a collecting device and an executing device, the collecting device is arranged below the vent on the outer wall of the cabinet body, the executing device is arranged in the cabinet body, the executing device comprises a water tank 9 fixedly arranged at the lower end of the vent, the water tank is connected with the bottom of the cabinet body through an elastic component 8, in the embodiment, the elastic component is a spring, the water tank is divided into a water tank cover 91 and a water tank bottom 92, the bottom of the water tank is provided with 2 water outlets 10, a flow regulating valve 7 and a flexible pipe 6, the other end of the flexible pipe is connected with one end of the flexible pipe, the other end of the flexible pipe is connected with the drain hole, the water tank is connected with the closed cover through a slide rail 12, sliding grooves 3 matched with the slide rail are fixedly arranged on two sides of the ventilation opening, the collecting device comprises a collecting box 18 and a telescopic pipe 20, one end of the telescopic pipe is connected with the bottom of the collecting box, the other end of the telescopic pipe is connected with a water inlet 11 in the top of the water tank cover, the bottom of the collecting box is communicated with the water tank, and a filter screen.
The staff can be according to the geographical position that three distant DTU terminals are located, the environmental climate who is located adjusts the valve port size of flow control valve to adjust the water yield of delivery port, play better water-proof effects, for example the region that this three distant DTU terminals are located is about to meet the typhoon weather, then the staff need be with flow control valve port turn down, even the water yield of obtaining the delivery port is less than the inflow of water inlet, on the contrary, when the regional rainwater that this three distant DTU terminals are located is rare comparatively dry, then the staff need be with flow control valve port turn up, even the water yield that reachs the mouth is greater than the inflow of water inlet.
When raining, the collecting box collects rainwater, the rainwater flows into the water tank through the telescopic pipe after being filtered by the filter screen from the bottom of the collecting box, the rainwater enters from the water inlet at the top of the water tank and flows out from the water outlet at the bottom, then flows through the flow regulating valve and the flexible pipe and finally is discharged from the drain hole at the bottom of the cabinet body, when the rainwater amount at the water inlet is less than that at the water outlet, water is not accumulated in the water tank, the water tank cannot press the spring down, the slide rail cannot move down, so that the closed cover cannot be pulled down, namely the closed cover does not seal the vent, when the rainwater amount at the water inlet is greater than that at the water outlet, the water outlet cannot discharge the rainwater, the rainwater is accumulated in the water tank, when the gravity of the rainwater in the water tank is greater than the pressure which can be borne by the spring, the spring is compressed to drive the water tank to move down, so as to drive the slide, reach the purpose of sealing the vent, prevent in the three distant DTU terminals of rainwater infiltration, cause inside electric elements short circuit, damage, influence the normal use at three distant DTU terminals, improve the operation security, regard rainwater self gravity as the power that the pulling closing boot moved down, need not provide other power, the loss of the energy has been reduced, the effect of environmental protection has also been played simultaneously, when sealing the vent, rely on the flow of rainwater in the flexible tube to play radiating effect, prevent three distant DTU terminals because of the vent seals the damage that can't dispel the heat and cause inside electric components and parts.
After finishing raining, the rainwater can't be collected to the collecting box, can't carry the rainwater to the water tank promptly, when the gravity of the rainwater that gathers in the water tank is less than the pressure that the spring can bear, the spring resumes former length gradually, drives the water tank and up-moves to drive the slide rail along spout upward movement, promote the closing cap and retrieve, move down the rotatory revolving force that the in-process torsional spring was accumulated simultaneously according to the closing cap, the pulling closing cap is convoluteed and is retrieved, the cancellation is to the closure of vent. The upper end of closing cap passes through the revolving force pulling closing cap of torsional spring and retrieves, and the lower extreme of closing cap passes through the elastic restoring force promotion closing cap of spring and retrieves, has both accelerated the speed that the closing cap was retrieved, does not need extra energy resource consumption again, and is energy-concerving and environment-protective.
Claims (9)
1. The utility model provides a shield three distant DTU terminals of vertical, its characterized in that includes the rack body and sets up at this internal three distant DTU terminals of rack, the rack body includes the cabinet body and cabinet door, be equipped with the vent on the cabinet body, the cabinet body still includes closing means, closing means is including the actuating mechanism that is used for sealing the seal assembly of vent and drives the seal assembly action.
2. The DTU terminal of claim 1, wherein the closure assembly comprises a closure housing capable of covering the ventilation opening and a shaft for winding the closure housing, the shaft being secured over the ventilation opening by a rotating resilient member.
3. The shielded vertical three-remote DTU terminal as recited in claim 1, wherein said driving mechanism comprises a collection device disposed on an outer wall of the cabinet and an actuator disposed on an inner wall of the cabinet, said collection device being in communication with the actuator.
4. The shielded vertical three-remote DTU terminal as claimed in claim 3, wherein the actuator comprises a water tank, a flexible tube, a slide rail, a slide groove and a drain hole formed on the cabinet, the water tank is disposed under the vent hole, the water tank is provided with a water inlet communicated with the collecting device, the water tank is connected to the bottom of the cabinet through an elastic member, the bottom of the water tank is provided with a water outlet, the flexible tube is disposed between the water outlet and the drain hole, one end of the flexible tube is connected to the water outlet, the other end of the flexible tube is connected to the drain hole, the water tank is connected to the enclosure through the slide rail, and the slide groove matched with the slide rail is disposed on both sides of the vent hole.
5. The DTU terminal of claim 4, wherein the collection unit comprises a collection box, and the bottom of the collection box is connected to the water tank via a telescopic tube.
6. The DTU terminal of claim 4, wherein a flow control valve is disposed between the water outlet and the flexible tube, one end of the flow control valve is connected to the water outlet, and the other end of the flow control valve is connected to one end of the flexible tube.
7. The shielding vertical type three-remote DTU terminal as claimed in claim 5, wherein a filter screen is provided at the connection of the bottom of the collecting box and the telescopic tube.
8. The shielded upright three-way DTU terminal of claim 1, wherein said vent is provided with a dust cover, and wherein said dust cover is provided with a desiccant.
9. The shielding vertical type three-remote DTU terminal according to any one of claims 1 to 8, wherein a wire passing hole is formed in the cabinet body, a sealing fastener is arranged outside the wire passing hole, and the sealing fastener comprises a flexible telescopic pipe and a flexible ribbon arranged at the tail end of the flexible telescopic pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910979273.8A CN110943375A (en) | 2019-10-15 | 2019-10-15 | Shielding vertical three-remote DTU terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910979273.8A CN110943375A (en) | 2019-10-15 | 2019-10-15 | Shielding vertical three-remote DTU terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110943375A true CN110943375A (en) | 2020-03-31 |
Family
ID=69905983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910979273.8A Pending CN110943375A (en) | 2019-10-15 | 2019-10-15 | Shielding vertical three-remote DTU terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110943375A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439957A (en) * | 2020-11-27 | 2021-03-05 | 广州鸿科金属材料有限公司 | Intelligent wire cut electrical discharge machining numerical control machine tool |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142551A (en) * | 2014-08-18 | 2014-11-12 | 宁波市令通电信设备有限公司 | Optical cable splice box |
| CN204046975U (en) * | 2014-08-18 | 2014-12-24 | 宁波市令通电信设备有限公司 | Outdoor cabinet |
| CN204103297U (en) * | 2014-10-13 | 2015-01-14 | 温州莱曼电器有限公司 | Heat radiation cable branch box |
| CN206225844U (en) * | 2016-12-09 | 2017-06-06 | 安徽长龙电气集团有限公司 | A kind of heat abstractor of outdoor power distribution cabinet and the outdoor power distribution cabinet |
| CN206523545U (en) * | 2017-03-02 | 2017-09-26 | 国网山东省电力公司阳谷县供电公司 | A kind of rain-proof electric metering box |
| CN107579447A (en) * | 2017-09-15 | 2018-01-12 | 宁波博恩电气有限公司 | Distribution box cooling system |
| CN206992553U (en) * | 2017-07-07 | 2018-02-09 | 四川省川东晟达电气设备有限公司 | A kind of AC low voltage power switch box |
| CN207038949U (en) * | 2017-08-16 | 2018-02-23 | 河南合山电气有限公司 | A kind of rainproof distribution box |
| CN208387106U (en) * | 2018-07-06 | 2019-01-15 | 焦作华飞电子电器股份有限公司 | A kind of rainproof electrical cabinet of the dedicated integrated-type hoist control system of shaft building |
-
2019
- 2019-10-15 CN CN201910979273.8A patent/CN110943375A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142551A (en) * | 2014-08-18 | 2014-11-12 | 宁波市令通电信设备有限公司 | Optical cable splice box |
| CN204046975U (en) * | 2014-08-18 | 2014-12-24 | 宁波市令通电信设备有限公司 | Outdoor cabinet |
| CN204103297U (en) * | 2014-10-13 | 2015-01-14 | 温州莱曼电器有限公司 | Heat radiation cable branch box |
| CN206225844U (en) * | 2016-12-09 | 2017-06-06 | 安徽长龙电气集团有限公司 | A kind of heat abstractor of outdoor power distribution cabinet and the outdoor power distribution cabinet |
| CN206523545U (en) * | 2017-03-02 | 2017-09-26 | 国网山东省电力公司阳谷县供电公司 | A kind of rain-proof electric metering box |
| CN206992553U (en) * | 2017-07-07 | 2018-02-09 | 四川省川东晟达电气设备有限公司 | A kind of AC low voltage power switch box |
| CN207038949U (en) * | 2017-08-16 | 2018-02-23 | 河南合山电气有限公司 | A kind of rainproof distribution box |
| CN107579447A (en) * | 2017-09-15 | 2018-01-12 | 宁波博恩电气有限公司 | Distribution box cooling system |
| CN208387106U (en) * | 2018-07-06 | 2019-01-15 | 焦作华飞电子电器股份有限公司 | A kind of rainproof electrical cabinet of the dedicated integrated-type hoist control system of shaft building |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439957A (en) * | 2020-11-27 | 2021-03-05 | 广州鸿科金属材料有限公司 | Intelligent wire cut electrical discharge machining numerical control machine tool |
| CN112439957B (en) * | 2020-11-27 | 2022-12-13 | 山东威源机械股份有限公司 | Intelligent wire cut electrical discharge machining numerical control machine tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110994391B (en) | Switch board convenient to heat dissipation, dustproof rain-proof | |
| CN201557338U (en) | Outdoor comprehensive cable distribution cabinet of communication system | |
| CN110821327A (en) | Automatic window closing device | |
| CN110943375A (en) | Shielding vertical three-remote DTU terminal | |
| CN208190056U (en) | A kind of top cover of box-type substation | |
| CN210608117U (en) | Waterproof outdoor power cabinet | |
| CN114501938B (en) | Intelligent operation and maintenance monitoring system for transformer substation | |
| CN212726061U (en) | Outdoor low-voltage power cabinet convenient to ventilate | |
| CN211210091U (en) | Joint defense early warning monitoring equipment box | |
| CN208352781U (en) | A kind of Anti-rain distribution box | |
| CN213476712U (en) | Outdoor waterproof quick-acting door | |
| CN109494044B (en) | Dustproof heat dissipation device for workshop transformer | |
| CN113966121A (en) | Outdoor router placing protection equipment | |
| CN113423220A (en) | Be applied to facility agriculture environmental data integrated monitoring device | |
| CN214956264U (en) | Waterproof outer cover of transformer | |
| CN113078557A (en) | Outdoor waterproof dustproof cubical switchboard | |
| CN206477962U (en) | A kind of Wind turbines dust removal by ventilation rain insensitive device | |
| CN117580306B (en) | Communication cabinet for railway engineering construction | |
| CN205985823U (en) | Outdoor waterproof dustproof light current case | |
| CN214381843U (en) | High reliability metal plate is watertight fittings for quick-witted case | |
| CN114614381B (en) | Data acquisition box | |
| CN218386247U (en) | Rainproof device for electrical switch cabinet | |
| CN216565844U (en) | Outdoor regulator cubicle dampproof device | |
| CN217063039U (en) | High-capacity photovoltaic power generation functional box-type transformer substation | |
| CN211397330U (en) | Door and window frame with water diversion and drainage functions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200331 |
|
| RJ01 | Rejection of invention patent application after publication |