CN106379336A - Railway vehicle-mounted multi-water-tank linkage water addition device - Google Patents
Railway vehicle-mounted multi-water-tank linkage water addition device Download PDFInfo
- Publication number
- CN106379336A CN106379336A CN201610841254.5A CN201610841254A CN106379336A CN 106379336 A CN106379336 A CN 106379336A CN 201610841254 A CN201610841254 A CN 201610841254A CN 106379336 A CN106379336 A CN 106379336A
- Authority
- CN
- China
- Prior art keywords
- water
- pipe
- linkage
- compartment
- channel
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
- B61C17/02—Bunkers; Tanks; Tenders; Water or fuel pick-up or scoop apparatus; Water or fuel supply fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K11/00—Serving peculiar to locomotives, e.g. filling with, or emptying of, water, sand, or the like at the depots
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention relates to a railway vehicle-mounted multi-water-tank linkage water addition device which comprises a power source, water pipes which penetrate through all carriages and are connected with water tanks on all the carriages, and water delivery mechanisms arranged on the water tanks of all the carriages. Each water delivery mechanism comprises a water injection channel, a water addition channel, a communicating channel, a water delivery channel, a normally open water injection electromagnetic valve connected with the power source, a first one-way valve and a second one-way valve. The water injection electromagnetic valve is installed at a water addition port of the water tank, and the water addition channel is respectively connected with the water injection channel and the water injection electromagnetic valve. The communicating channel is respectively connected with the water delivery channel and water pipe; the water delivery channel is respectively connected with the water pipe and water addition channel; the first one-way valve is installed at the inlet end of the water injection channel; and the second one-way valve is installed at the outlet end of the water delivery channel. The railway vehicle-mounted multi-water-tank linkage water addition device is simple to operate, has the advantages of high water addition efficiency, low labor cost, simple structure, low manufacturing cost and high implementation feasibility, and is convenient for popularization and use.
Description
Technical field
The present invention relates to a kind of priming apparatus of railway, add water dress particularly to a kind of vehicle-mounted many water tanks linkages of railway
Put.
Background technology
The locomotive of the railway system, officer's car, passenger vehicle, high ferro, motor-car, it often saves and is respectively arranged with water tank below compartment, each compartment
Water tank when being added water, need staff to carry out, to each water tank, the operation that adds water respectively with infusion gun, until all of
The equal topped up with water of water tank.This mode efficiency manually adding water is low, wastes substantial amounts of manpower and time, and complex operation.In addition,
In the operating process that adds water, artificial judgment is fully relied on to the amount of water of water tank, its poor accuracy, often occur adding water complete and
Overflow from water tank or plus hydropenic situation.
In order to improve the operating efficiency that adds water, save labour turnover, Authorization Notice No. is CN204548156U (Application No.
201520133458.4) Chinese utility model patent《Railway car full automatic water filling device》, wherein disclosed priming apparatus
Including cross moving track, traversing platform, swing arm, water tube base, upper water swivel, wherein position stopped by interior class car AT STATION for cross moving track setting
The rail side put, traversing platform is moved on cross moving track by road wheel, and swing arm is arranged on traversing platform, water tube base
It is hinged on one end of swing arm, upper water swivel is arranged on water tube base.During upper water, traversing platform moves supreme water position, then passes through
Filling pipe end position sensing device realizes the connection of upper water swivel and filling pipe end to the detection of position, and then realizes upper water operation.Should
If full automatic water filling device adds water to multiple compartments simultaneously simultaneously, need to set for each compartment on traversing platform
Put traversing platform, swing arm, water tube base, upper water swivel accordingly.Although this full automatic water filling device is capable of automatic watering behaviour
Make, decrease the quantity of staff, but the cost of this full automatic water filling device is very high, universal implementation is not strong.
Content of the invention
The technical problem to be solved be for above-mentioned prior art provide a kind of low cost, structure simple, can
Implementation is strong and can realize the vehicle-mounted many water tanks linkage priming apparatus of railway that the water tank in each compartment adds water simultaneously simultaneously.
The present invention the adopted technical scheme that solves the above problems is：A kind of vehicle-mounted many water tanks of railway link priming apparatus,
It is characterized in that：The water pipe that is arranged on each compartment including power supply, insertion and is connected with every section compartment upper water box, be arranged on every
Water feeding machine structure on the water tank in section compartment；
Corresponding to often saving compartment, described water pipe offers water inlet and delivery port；
Described water feeding machine structure includes waterflood path, the passage that adds water, communicating passage, send aquaporin, water filling electromagnetism open in usual
Valve, the first check valve and the second check valve；
Described water injecting electromagnetic valve is arranged at the filler of described water tank, and described water injecting electromagnetic valve is electrically connected with described power supply
Connect；
The entrance of described waterflood path be formed with for connect infusion gun water filling port, the outlet of described waterflood path with described
The entrance of passage of adding water is connected, and the outlet of the described passage that adds water is connected with described water injecting electromagnetic valve；
One connected entrance is further opened with described waterflood path, the entrance of described communicating passage is connected with described connected entrance,
The outlet of described communicating passage water inlet corresponding with water pipe is connected, and the described entrance sending aquaporin is corresponding with water pipe
Delivery port is connected, and the described outlet sending aquaporin is connected with the entrance of the described passage that adds water；
Described first check valve is arranged on the arrival end of described waterflood path, described second check valve be arranged on described in send water
The port of export of passage.
Change compartment for convenience, realize the flexible connection of water pipe between each compartment, described water pipe includes being separately mounted to
The distributive pipe in each compartment, is connected by flexible pipe between adjacent distributive pipe.
In order to avoid ponding in flexible pipe, the middle part of described flexible pipe is bent upwards setting.
Easily, described water pipe is fixed on compartment by pipe clamp.
In order to avoid water freezes in water pipe, also include corresponding respectively to every section compartment being arranged on the normally closed type on water pipe
Emptying solenoid valve, each emptying solenoid valve is connected in the two ends of described power supply in parallel.
For automatically controlling of liquid level of realizing adding water, described water feeding machine structure also includes the liquid being separately positioned in each water tank
Position control circuit, each liquid level control circuit is connected in the two ends of described power supply in parallel；
Each liquid level control circuit includes liquid-level switch open in usual and relay, and described liquid-level switch is arranged in water tank
At full level sensing position, the coil of described liquid-level switch and relay is connected in series in the two ends of described power supply, described relay
First normally opened contact switch of device and described water injecting electromagnetic valve are connected in series in the two ends of described power supply.
Easily, also include the water flooding detecting circuit for detecting the equal topped up with water of each water tank and be used for pointing out each water tank all to add
The full cue circuit of the water of full water, described water flooding detecting circuit and the full cue circuit of water are connected in series in the two ends of described power supply；
Also there is in each relay the second normally opened contact switch, the second normally opened contact switch of each relay be connected in series with
Constitute described water flooding detecting circuit；
The full cue circuit of described water is alarm lamp and/or voice guard.
In order to all can easily obtain the signal of topped up with water in each car position, often it is provided with alarm lamp on section compartment
And/or voice guard, each alarm lamp and/or voice guard are connected with described water flooding detecting circuit connected in series respectively.
Compared with prior art, it is an advantage of the current invention that：The vehicle-mounted many water tanks linkage priming apparatus of railway in the present invention
By the water pipe of insertion setting on compartment and be arranged on water feeding machine structure on each water tank it is achieved that the linkage water filling of each water tank,
I.e. only the water filling port water filling from a water tank enables the operation that adds water of all water tanks, and a staff can complete to grasp
Make, cost of labor is low and operating position is flexible, saves the time that operating personnel walk about, improves operating efficiency.And this iron
The structure that bus carries many water tanks linkage priming apparatus uses is simple, cost is low, exploitativeness is strong, conveniently promotes the use of.
Brief description
Fig. 1 is that in the embodiment of the present invention, the vehicle-mounted many water tank linkage priming apparatus of railway are arranged on the schematic diagram on compartment.
Fig. 2 is the schematic diagram of water feeding machine structure in the embodiment of the present invention.
Fig. 3 is the circuit diagram of the vehicle-mounted many water tanks linkage priming apparatus of railway in the embodiment of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in FIG. 1 to 3, the vehicle-mounted many water tanks linkage priming apparatus of the railway in the present embodiment, set including power supply, insertion
Put on each compartment and the water feeding machine with every section compartment upper water box 2 water pipe 1 being connected, on the water tank 2 that is arranged on every section compartment
Structure, corresponding to often section compartment be arranged on water pipe 1 the emptying solenoid valve YV2 of normally closed type, be used for detecting the equal topped up with water of each water tank 2
Water flooding detecting circuit and for pointing out the water of the equal topped up with water of each water tank 2 full cue circuit.
The dc source of the 24V that the power supply in the present embodiment provides for rolling stock.Each emptying solenoid valve YV2 is connected in parallel
At the two ends of power supply, water flooding detecting circuit and water expire the two ends that cue circuit is connected in series in power supply.
Well known, the compartment of rolling stock is often increased and decreased as needed or is changed, and in running,
Can be swung between adjacent compartment, so in order to avoid the situation of breakage in water pipe 1, and can be pacified between each compartment
Dress forms the water pipe 1 of an insertion, and the water pipe 1 in the present embodiment includes the distributive pipe 1 being separately mounted to each compartment, each distributive pipe 1
Between connected by flexible pipe.Distributive pipe 1 can select hard or soft water pipe 1 as needed, and each distributive pipe 1 passes through
Multiple pipe clamps 13 are fixedly mounted on compartment side.The middle part of flexible pipe is bent upwards setting, so avoids being formed ponding, phase in flexible pipe
Should it also avoid its in inclement weather ponding freeze in flexible pipe and affect the conducting of whole water pipe 1.
Each emptying solenoid valve YV2 then corresponds on the distributive pipe 1 installing each compartment respectively.
Often offer water inlet and delivery port respectively on the distributive pipe 1 in section compartment.
Water feeding machine structure on each water tank 2 all includes waterflood path 31, the passage 32 that adds water, communicating passage 33, send water to lead to
Road 34, water injecting electromagnetic valve YV1 open in usual, the first check valve 35, the second check valve 36 and liquid level control circuit.
Water injecting electromagnetic valve YV1 is arranged at the filler of water tank 2.
The entrance of waterflood path 31 is formed with water filling port, the outlet of waterflood path 31 and the passage that adds water for connecting infusion gun
32 entrance is connected, and the outlet of the passage 32 that adds water is connected with water injecting electromagnetic valve YV1.
One connected entrance is further opened with waterflood path 31, the entrance of communicating passage 33 is connected with connected entrance, communicating passage
33 outlet is connected with the water inlet on distributive pipe 1, send the entrance of aquaporin 34 to be connected with the delivery port on distributive pipe 1,
The outlet sending aquaporin 34 is connected with the entrance of the passage 32 that adds water.
First check valve 35 is arranged on the arrival end of waterflood path 31, and the second check valve 36 is arranged on and send going out of aquaporin 34
Mouth end.
It is respectively arranged with, in each water tank 2, the two ends that liquid level control circuit is connected in power supply in parallel.Each liquid level control circuit
Including liquid-level switch SL open in usual and relay K, the relay K in the present embodiment has a coil and two normally opened contacts
Switch.
Liquid-level switch SL is arranged in water tank 2 at full level sensing position, and liquid-level switch SL is connected with the coil of relay K
It is connected to the two ends of power supply, first normally opened contact switch of relay K and water injecting electromagnetic valve YV1 are connected in series in the two of power supply
End.
Second normally opened contact switch of each relay K is connected in series to constitute water flooding detecting circuit.Water expires cue circuit
Alarm lamp LED and/or voice guard.The full cue circuit of water in the present embodiment is alarm lamp LED.Staff for convenience
Observe, be often provided with alarm lamp LED on section compartment, each alarm lamp LED is connected in parallel to constitute the full cue circuit of water, Jin Erzai
It is connected with water flooding detecting circuit connected in series.
The link use process of priming apparatus of the vehicle-mounted many water tanks of this railway is：Power supply electrifying, the emptying electricity on each distributive pipe 1
Magnet valve YV2 must be electrically turn off, and water injecting electromagnetic valve YV1 is in open mode simultaneously.Infusion gun is connected to the note of arbitrary water feeding machine structure
On the mouth of a river, start infusion gun to water filling in water tank 2, water is injected in water tank 2 through waterflood path 31, the passage 32 that adds water.Water tank 2
In liquid-level switch SL detection water tank 2 in water level whether reach full-water level, if reached, liquid-level switch SL close, relay K
The mutually deserved electricity of coil, first normally opened contact switch of relay K and the second normally opened contact switch closure simultaneously, corresponding water filling electromagnetism
Valve YV1 must be electrically turn off, and so then completes the water flood operations of this water tank 2.Then infusion gun injection water then through waterflood path 31,
Communicating passage 33 is flowed in water pipe 1, and water in water pipe 1 is through sending aquaporin 34 and the passage 32 that adds water corresponding to each water tank 2
It is injected separately in each water tank 2, due to the setting of the first check valve 35, the second check valve 36, water will not be from other water filling ports
Flow out.The same aforementioned process of the detection process whether water in each water tank 2 is filled it up with.After the water in all water tanks 2 is filled it up with, then institute
Some water injecting electromagnetic valve YV1 close, simultaneously the second normally opened contact switch closure of all relay K, then water flooding detecting circuit is led
Logical, the full cue circuit of corresponding water obtains electric, and that is, each alarm lamp LED lights the information pointing out all water tank 2 topped up with water, and staff can
To obtain this information in arbitrary car position.After all water tank 2 topped up with water, infusion gun is taken out by staff, deenergization pair
The vehicle-mounted many water tanks of this railway link the power supply of priming apparatus, then emptying solenoid valve YV2 dead electricity is opened, emptying solenoid valve YV2's
Under effect, empty the water stockpiling in water pipe 1, to reach the purpose of antifreeze emptying.
In the specific implementation, in the both sides in compartment, the vehicle-mounted many water tanks linkage priming apparatus of this railway a set of can be respectively installed,
So, when stopping, no matter which side in compartment, near platform, all facilitates staff to carry out the operation that adds water to vehicle.
Claims (8)
1. a kind of vehicle-mounted many water tanks linkage priming apparatus of railway it is characterised in that：Be arranged on each compartment including power supply, insertion and
Water feeding machine structure with every section compartment upper water box (2) water pipe (1) being connected, on the water tank (2) that is arranged on every section compartment；
Corresponding to often saving compartment, described water pipe (1) offers water inlet and delivery port；
Described water feeding machine structure includes waterflood path (31), the passage that adds water (32), communicating passage (33), send aquaporin (34), normally opened
The water injecting electromagnetic valve (YV1) of formula, the first check valve (35) and the second check valve (36)；
Described water injecting electromagnetic valve (YV1) is arranged at the filler of described water tank (2), described water injecting electromagnetic valve (YV1) with described
Power electric connection；
The entrance of described waterflood path (31) is formed with the water filling port (311) for connecting infusion gun, described waterflood path (31)
Outlet is connected with the entrance of the described passage that adds water (32), the outlet of the described passage that adds water (32) and described water injecting electromagnetic valve
(YV1) it is connected；
One connected entrance is further opened with described waterflood path (31), the entrance of described communicating passage (33) is connected with described connected entrance
Connect, the outlet of described communicating passage (33) corresponding water inlet upper with water pipe (1) is connected, the described entrance sending aquaporin (34)
Corresponding delivery port upper with water pipe (1) is connected, the entrance of the described outlet sending aquaporin (34) and the described passage that adds water (32)
It is connected；
Described first check valve (35) is arranged on the arrival end of described waterflood path (31), and described second check valve (36) is arranged on
The described port of export sending aquaporin (34).
2. the vehicle-mounted many water tanks linkage priming apparatus of railway according to claim 1 it is characterised in that：Described water pipe (1) bag
Include the distributive pipe (11) being separately mounted to each compartment, pass through flexible pipe (12) between adjacent distributive pipe (11) and connect.
3. the vehicle-mounted many water tanks of the railway described in a claim 2 linkage priming apparatus it is characterised in that：In described flexible pipe (12)
Portion is bent upwards setting.
4. the vehicle-mounted many water tanks linkage priming apparatus of railway according to claim 1 and 2 it is characterised in that：Described water pipe (1)
It is fixed on compartment by pipe clamp (13).
5. the vehicle-mounted many water tanks linkage priming apparatus of the railway according to claims 1 to 3 any claim, its feature exists
In：Also include corresponding respectively to the emptying solenoid valve (YV2) that every section compartment is arranged on the normally closed type on water pipe (1), each emptying electricity
Magnet valve (YV2) is connected in the two ends of described power supply in parallel.
6. the vehicle-mounted many water tanks linkage priming apparatus of railway according to claim 5 it is characterised in that：Described water feeding machine structure is also
Including the liquid level control circuit being separately positioned in each water tank (2), each liquid level control circuit is connected in described power supply in parallel
Two ends；
Each liquid level control circuit includes liquid-level switch (SL) open in usual and relay (K), described liquid-level switch (SL) setting
At full level sensing position in water tank (2), described liquid-level switch (SL) is connected in series in described electricity with the coil of relay (K)
The two ends in source, the first normally opened contact switch of described relay (K) and described water injecting electromagnetic valve (YV1) are connected in series in described electricity
The two ends in source.
7. the vehicle-mounted many water tanks linkage priming apparatus of railway according to claim 6 it is characterised in that：Also include for detecting
The water flooding detecting circuit of each water tank (2) all topped up with water and be used for pointing out the full cue circuit of water of each water tank (2) all topped up with water, described
Water flooding detecting circuit and water expire the two ends that cue circuit is connected in series in described power supply；
Also there is in each relay (K) the second normally opened contact switch, the second normally opened contact switch of each relay (K) is connected in series
To constitute described water flooding detecting circuit；
The full cue circuit of described water is alarm lamp (LED) and/or voice guard.
8. the vehicle-mounted many water tanks linkage priming apparatus of railway according to claim 7 it is characterised in that：Often it is all provided with section compartment
Be equipped with alarm lamp (LED) and/or voice guard, each alarm lamp (LED) and/or voice guard respectively with described water flooding detecting
Circuit connected in series connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610841254.5A CN106379336A (en) | 2016-09-22 | 2016-09-22 | Railway vehicle-mounted multi-water-tank linkage water addition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610841254.5A CN106379336A (en) | 2016-09-22 | 2016-09-22 | Railway vehicle-mounted multi-water-tank linkage water addition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106379336A true CN106379336A (en) | 2017-02-08 |
Family
ID=57935826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610841254.5A Pending CN106379336A (en) | 2016-09-22 | 2016-09-22 | Railway vehicle-mounted multi-water-tank linkage water addition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106379336A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509952A (en) * | 2019-09-03 | 2019-11-29 | 宁波中车时代电气设备有限公司 | Rail vehicle water filling device |
| CN112721961A (en) * | 2020-11-26 | 2021-04-30 | 中车四方车辆有限公司 | Water supply system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2575560Y (en) * | 2002-10-29 | 2003-09-24 | 康树人 | Antiscaling thermal pipe vacuum tube assembling solar energy thermal collecting elements |
| CN1608912A (en) * | 2004-11-25 | 2005-04-27 | 郑州轻工业学院 | Water charging and fire water apparatus for train carriage |
| CN1771787A (en) * | 2005-11-17 | 2006-05-17 | 郑琪 | Automatic flower pot watering device |
| CN1868792A (en) * | 2005-05-27 | 2006-11-29 | 赵彦峰 | Automatic water feeding device of railway train |
| CN201852290U (en) * | 2010-10-25 | 2011-06-01 | 青岛四机宏达工贸有限公司 | Automatic water feeding control system for electric water boilers and pipelines of high-speed multiple-unit trains |
| DE102010030583B4 (en) * | 2010-06-28 | 2012-03-01 | Siemens Aktiengesellschaft | Rail vehicle with air-cooled power converter |
| CN102501863A (en) * | 2011-10-26 | 2012-06-20 | 南车成都机车车辆有限公司 | Water filling system and water filling method for multifunctional dormitory car |
| CN204548156U (en) * | 2015-03-10 | 2015-08-12 | 王雨坤 | Railway car full automatic water filling device |
-
2016
- 2016-09-22 CN CN201610841254.5A patent/CN106379336A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2575560Y (en) * | 2002-10-29 | 2003-09-24 | 康树人 | Antiscaling thermal pipe vacuum tube assembling solar energy thermal collecting elements |
| CN1608912A (en) * | 2004-11-25 | 2005-04-27 | 郑州轻工业学院 | Water charging and fire water apparatus for train carriage |
| CN1868792A (en) * | 2005-05-27 | 2006-11-29 | 赵彦峰 | Automatic water feeding device of railway train |
| CN1771787A (en) * | 2005-11-17 | 2006-05-17 | 郑琪 | Automatic flower pot watering device |
| DE102010030583B4 (en) * | 2010-06-28 | 2012-03-01 | Siemens Aktiengesellschaft | Rail vehicle with air-cooled power converter |
| CN201852290U (en) * | 2010-10-25 | 2011-06-01 | 青岛四机宏达工贸有限公司 | Automatic water feeding control system for electric water boilers and pipelines of high-speed multiple-unit trains |
| CN102501863A (en) * | 2011-10-26 | 2012-06-20 | 南车成都机车车辆有限公司 | Water filling system and water filling method for multifunctional dormitory car |
| CN204548156U (en) * | 2015-03-10 | 2015-08-12 | 王雨坤 | Railway car full automatic water filling device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509952A (en) * | 2019-09-03 | 2019-11-29 | 宁波中车时代电气设备有限公司 | Rail vehicle water filling device |
| CN112721961A (en) * | 2020-11-26 | 2021-04-30 | 中车四方车辆有限公司 | Water supply system |
| CN112721961B (en) * | 2020-11-26 | 2022-11-18 | 中车四方车辆有限公司 | Water supply system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015070475A1 (en) | Movable loading machine with twin telescopic boom structure | |
| CN204548156U (en) | Railway car full automatic water filling device | |
| CN106379336A (en) | Railway vehicle-mounted multi-water-tank linkage water addition device | |
| CN104986164A (en) | Automatic water supply system for bus and water supply method | |
| CN206704204U (en) | A kind of railway passenger train water-supply apparatus | |
| CN101544240A (en) | System control method for increasing the water supplying efficiency of railway carriage | |
| CN202463813U (en) | Intelligent water feeding device of passenger train | |
| CN201440562U (en) | Contact type automatic power on device based on safe trolley line power supply | |
| CN204775229U (en) | Automatic water system of going up of passenger train | |
| CN109501833A (en) | A kind of full-automatic train water-supply apparatus and method | |
| CN109367572A (en) | Water is automatically turned off system and method on a kind of passenger train | |
| CN110509952A (en) | Rail vehicle water filling device | |
| CN209225169U (en) | Water is automatically turned off system on a kind of passenger train | |
| CN107415736A (en) | A kind of equipment charge device and equipment charge bow | |
| CN204399206U (en) | Railway list group track switch remote control switch control system | |
| CN204589896U (en) | High-pressure washing vehicle | |
| CN213959334U (en) | Circuit breaker handcart driving control device for high-voltage explosion-proof power distribution device | |
| CN109515454A (en) | A kind of train water control system and method based on signal wireless transmission | |
| CN206297568U (en) | Subincline shaft station track switch is uncoupled device | |
| CN209258149U (en) | A kind of full-automatic train water-supply apparatus | |
| CN207314227U (en) | A kind of subway protective fence | |
| CN201126101Y (en) | Water supply system of concrete stirring transport vehicle | |
| CN206983771U (en) | A kind of equipment charge device and equipment charge bow | |
| CN101997255A (en) | Automatic contact power-on device based on safety sliding touch line power supply | |
| CN206885042U (en) | Construction of railways stores van |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170829 Address after: 315021 Zhejiang province Ningbo City Yongjiang Industrial Park No. 138 vibration Yonglu Applicant after: NINGBO CRRC TIMES SENSING TECHNOLOGY CO., LTD. Address before: Minglun village five 315112 villages and towns in Zhejiang city of Ningbo province Yinzhou District Applicant before: Ningbo Zhongche era Electrical Equipment Co. Ltd. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170208 |
|
| RJ01 | Rejection of invention patent application after publication |