CN112963643B - Automatic locking, dropping and water feeding method for passenger train and pipe joint - Google Patents
Automatic locking, dropping and water feeding method for passenger train and pipe joint Download PDFInfo
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- CN112963643B CN112963643B CN202110177484.7A CN202110177484A CN112963643B CN 112963643 B CN112963643 B CN 112963643B CN 202110177484 A CN202110177484 A CN 202110177484A CN 112963643 B CN112963643 B CN 112963643B
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- water
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- sleeve
- movable sleeve
- air inlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/46—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a gate valve or sliding valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/0847—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of hooks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/088—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a split elastic ring
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses an automatic locking and dropping water feeding method and a pipe joint for a passenger train, wherein the automatic locking and dropping water feeding pipe joint for the passenger train comprises a main water jacket, a movable sleeve, a water feeding pipe joint, an air inlet pipe, an air inlet joint, a plurality of connecting rods and a clamping and fixing piece. The automatic locking and falling water feeding method and the pipe joint for the passenger train, provided by the invention, can automatically lock and fall off the water filling nozzle of the train, the pipe joint is quick, convenient and fastened, the water feeding efficiency is high, water is saved, the labor intensity of pipe joint operation can be reduced, the effective water feeding time of the train can be prolonged, the water filling nozzle of the train can be timely separated after water feeding is finished, and accidents caused by the fact that the water filling nozzle of the train is not timely separated are avoided.
Description
Technical Field
The invention belongs to the field of train water supply, and particularly relates to an automatic locking, dropping and water feeding method for a passenger train and a pipe joint.
Background
At present, the water adding operation of a carriage of a passenger train after the passenger train enters a station needs to be finished manually, and the method mainly comprises the following steps: before water feeding, a water feeder connects a rubber water guide pipe of a ground water well to a conical water injection nozzle on a vehicle body, and then opens a water supply valve to feed water; after the water supply is finished, the water supply valve is closed by a water supplier, and then the aqueduct is pulled down manually. The defects of the water feeding mode are as follows: firstly, the fastening connection is difficult to achieve, the tapered water injection nozzles of the passenger trains are various in type, and the sizes of the pipe orifices of the ground water guide pipes are relatively fixed, so that the matching connection is troublesome and the good matching connection is difficult to achieve; secondly, the water supply time is urgent due to the trouble of matching, so that the psychological burden of a water supplier is heavy and the labor intensity of pipe connection is high; thirdly, the locking and the separation of the water injection nozzle and the joint are difficult to realize quickly, so that the required auxiliary time is long, and the foot water supply to the passenger car is difficult to realize; fourthly, the water feeding speed is difficult to control, water leakage is possible, and the water waste is large.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide an automatic locking, dropping and water feeding method for a passenger train and a pipe joint.
In order to realize the purpose, the invention adopts the technical scheme that:
an automatic locking and dropping water feeding pipe joint for a passenger train comprises a main water jacket, a movable sleeve, a water feeding joint, an air inlet pipe, an air inlet joint, a plurality of connecting rods and a clamping piece;
the two ends of the main water jacket are respectively a water feeding end connected with water feeding equipment and a water discharging end connected with a water filling nozzle of the train, and the water feeding end and the water discharging end of the main water jacket are both provided with through holes;
the movable sleeve is made of elastic materials, and the main body of the movable sleeve is positioned in the main water jacket;
the outer end of the movable sleeve extends out of the water feeding end through hole of the main water jacket and is tightly connected with the water feeding end through hole of the main water jacket, and the inner end of the movable sleeve is tightly connected with the inner wall of the main water jacket, so that a cavity is formed between the movable sleeve and the main water jacket;
the water feeding joint is respectively and tightly connected with a water feeding rubber tube of external water feeding equipment and the outer end of the movable sleeve;
the outer end of the air inlet pipe is connected with an air source device of external water feeding equipment, and the inner end of the air inlet pipe is fixedly connected with the air inlet joint;
the air inlet joint is arranged in the movable sleeve and is tightly connected with the inner wall of the movable sleeve;
a water flow passage communicated with the water supply connector is formed in the air inlet connector, so that water flow can reach the other end of the air inlet connector;
the air inlet joint is also provided with an air passage communicated with the air inlet pipe, and the movable sleeve is provided with an air hole corresponding to the air passage, so that air can reach a cavity between the movable sleeve and the main water jacket through the air passage and the air hole;
the clamping piece is arranged at the water outlet end of the main water jacket and comprises a circular base and a plurality of inclined clamp springs, one ends of the clamp springs are fixedly connected with the base, the other ends of the clamp springs are inclined inwards, and the inclined angles of the clamp springs are matched with the shape of a water injection nozzle of the train;
the number of the connecting rods corresponds to that of the clamp springs of the clamping piece, one end of each connecting rod is fixedly connected with the inner end of the movable sleeve, and the other end of each connecting rod is fixedly connected with the outer side of one clamp spring correspondingly.
In some embodiments, the water-stopping device further comprises a water-stopping sleeve, a reset ring, a first spring and a second spring;
the reset ring is made of elastic materials, the reset ring is sleeved on the water stop sleeve, and the outer wall of the reset ring is tightly connected with the inner wall of the movable sleeve;
a water inlet hole is formed in the side face of the bottom end of the water stopping sleeve, and the water stopping sleeve can slide between a closed position and a conducting position relative to the reset ring;
when the water stopping sleeve is in a closed position, the water inlet hole of the water stopping sleeve is positioned inside the reset ring, so that the inner space of the water stopping sleeve is separated from the inner space of the movable sleeve;
when the water stopping sleeve is positioned at the conduction position, the water inlet hole of the water stopping sleeve extends out of the interior of the reset ring, so that the interior space of the water stopping sleeve is conducted with the interior space of the movable sleeve;
the first spring and the second spring are both arranged inside the movable sleeve, the size of the first spring is larger than that of the second spring, two ends of the first spring are limited by the air inlet connector and the reset ring respectively, and two ends of the second spring are limited by the air inlet connector and the water stop sleeve respectively;
the first spring is used for realizing the reset of the reset ring;
and the second spring is used for automatically positioning the water stop sleeve at a closed position under the condition that the water injection nozzle of the train is not connected.
In some embodiments, the device further comprises a compression nut and a connecting sleeve;
the connecting sleeve is used for connecting the water outlet end of the main water jacket and the compression nut;
the base part of the clamping piece is fixedly arranged on the inner side of the compression nut.
The invention also provides a passenger train automatic locking and dropping water feeding method, which adopts the passenger train automatic locking and dropping water feeding pipe joint and comprises the following steps:
s1, before water is supplied, a water supply worker sleeves a water supply pipe joint on a train water injection nozzle to enable the train water injection nozzle to be in butt joint with a clamping piece;
s2, a water supplier adjusts an external air source device to enable air to enter a region between the main water jacket and the movable sleeve through an air inlet pipe and an air inlet connector, and locking of a water injection nozzle of the train is achieved under the action of air pressure;
s3, starting external water supply equipment by a water supplier to fill water into the train;
and S4, after water injection is finished, the air pressure between the main water jacket and the movable sleeve is reduced by adjusting the external air source device again by a water supplier, and the automatic falling of the water injection nozzle of the train is realized.
Compared with the prior art, the invention has the beneficial effects that:
the automatic locking and falling water feeding method and the pipe joint for the passenger train, provided by the invention, can automatically lock and fall off the water filling nozzle of the train, the pipe joint is quick, convenient and fastened, the water feeding efficiency is high, water is saved, the labor intensity of pipe joint operation can be reduced, the effective water feeding time of the train can be prolonged, the water filling nozzle of the train can be timely separated after water feeding is finished, and accidents caused by the fact that the water filling nozzle of the train is not timely separated are avoided.
Drawings
FIG. 1 is a schematic view of an automatic locking and dropping water supply pipe joint of a passenger train when a water filling nozzle of the train is not accessed, according to the invention;
FIG. 2 is a schematic view of the automatic locking and dropping water supply pipe joint of the passenger train provided by the invention after the water filling nozzle of the train is connected;
FIG. 3 is a top view of the fastener of FIG. 1;
FIG. 4 is a front view of the fastener of FIG. 1;
description of reference numerals:
1. a main water jacket; 2. a movable sleeve; 3. a water supply pipe joint; 4. an air inlet pipe; 5. an air inlet joint; 6. a connecting rod; 7. a clamping and fixing piece; 8. a water stop sleeve; 9. a reset ring; 11. a first spring; 12. a second spring; 71. a base; 72. a clamp spring; 100. a water injection nozzle of the train; 200. a water feeding rubber tube.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the following description is further provided for explaining how to implement the invention by combining the attached drawings and the detailed implementation modes.
Referring to fig. 1 and 2, the invention provides an automatic locking and dropping water feeding pipe joint for a passenger train, which comprises a main water jacket 1, a movable sleeve 2, a water feeding joint 3, an air inlet pipe 4, an air inlet joint 5, a plurality of connecting rods 6 and a clamping and fixing piece 7.
Two ends of the main water jacket 1 are respectively a water feeding end connected with a water feeding device and a water discharging end connected with a water filling nozzle 100 of the train, and the water feeding end and the water discharging end of the main water jacket 1 are both provided with through holes.
The movable sleeve 2 is made of elastic materials, and the main body of the movable sleeve 2 is positioned in the main water jacket 1; the outer end of the movable sleeve 2 extends out of the water feeding end through hole of the main water jacket 1 and is tightly connected with the water feeding end through hole of the main water jacket 1, and the inner end of the movable sleeve 2 is tightly connected with the inner wall of the main water jacket 1, so that a cavity is formed between the movable sleeve 2 and the main water jacket 1; the water feeding joint 3 is respectively and tightly connected with a water feeding rubber pipe 200 of external water feeding equipment and the outer end of the movable sleeve 2.
The outer end of the air inlet pipe 4 is connected with an air source device of external water feeding equipment, and the inner end of the air inlet pipe 4 is fixedly connected with an air inlet joint 5; the air inlet joint 5 is arranged inside the movable sleeve 2 and is tightly connected with the inner wall of the movable sleeve 2; a water flow passage communicated with the water feeding joint 3 is arranged on the air inlet joint 5, so that water flow can reach the other end of the air inlet joint 5; the air inlet joint 5 is also provided with an air path communicated with the air inlet pipe 4, and the movable sleeve 2 is provided with an air hole corresponding to the air path, so that air can reach a cavity between the movable sleeve 2 and the main water jacket 1 through the air path and the air hole.
With further reference to fig. 3 and 4, the clamping member 7 is disposed at the water outlet end of the main water jacket 1, the clamping member 7 includes a circular base portion 71 and a plurality of inclined clamping springs 72, one ends of the plurality of clamping springs 72 are fixedly connected with the base portion 71, the other ends of the plurality of clamping springs 72 are inclined inward, and the inclination angles of the plurality of clamping springs 72 are matched with the shape of the train water filling nozzle 100.
The number of the connecting rods 6 corresponds to the number of the clamp springs 72 of the clamping piece 7, one end of each connecting rod 6 is fixedly connected with the inner end of the movable sleeve 2, and the other end of each connecting rod 6 is correspondingly fixedly connected with the outer side of one clamp spring 72. In the illustrated embodiment, each of the clamping members 7 includes six clamp springs 72, six connecting rods 6 are correspondingly disposed, and a connecting hole corresponding to each connecting rod 6 is disposed on the outer side of the bottom end of each clamp spring 72; it will be appreciated that the corresponding position of the mobile jacket 2 is likewise provided with six corresponding coupling holes, so as to be coupled with the connecting rod 6.
Preferably, the automatic locking and dropping water supply pipe joint of the passenger train further comprises a water stop sleeve 8, a reset ring 9, a first spring 11 and a second spring 12.
The reset ring 9 is made of elastic materials, the reset ring 9 is sleeved on the water stop sleeve 8, and the outer wall of the reset ring 9 is tightly connected with the inner wall of the movable sleeve 2; a water inlet hole is formed in the side face of the bottom end of the water stopping sleeve 8, and the water stopping sleeve 8 can slide between a closed position and a conducting position relative to the reset ring 9; when the water stopping sleeve 8 is in the closed position, the water inlet hole of the water stopping sleeve 8 is positioned inside the reset ring 9, so that the inner space of the water stopping sleeve 8 is separated from the inner space of the movable sleeve 2; when the water stop sleeve 8 is in the conduction position, the water inlet hole of the water stop sleeve 8 extends out of the interior of the reset ring 9, so that the interior space of the water stop sleeve 8 is conducted with the interior space of the movable sleeve 2; the first spring 11 and the second spring 12 are both arranged inside the movable sleeve 2, the size of the first spring 11 is larger than that of the second spring 12, two ends of the first spring 11 are respectively limited by the air inlet joint 5 and the reset ring 9, and two ends of the second spring 12 are respectively limited by the air inlet joint 5 and the water stop sleeve 8; the first spring 11 is used for realizing the reset of the reset ring 9; the second spring 12 is used for automatically keeping the water stop sleeve 8 in the closed position under the condition that the train water filling nozzle 100 is not connected.
Referring to the drawings, fig. 1 is a schematic diagram of the train when the water filling nozzle 100 is not inserted, and the water stopping sleeve 8 is in a closed position; in fig. 2, the train water filling nozzle 100 is switched on, the water stop 8 is in the conducting position and compresses the first spring 11 and the second spring 12.
Preferably, the automatic locking and dropping water supply pipe joint of the passenger train further comprises a compression nut 13 and a connecting sleeve 14. The connecting sleeve 14 is used for connecting the water outlet end of the main water jacket 1 and the compression nut 13; the base portion 71 of the trim 7 is fixedly disposed inside the compression nut 13. The compression nut 13 is used to further compress the fastener 7 for better connection with the train filler neck 100.
The invention also provides a passenger train automatic locking and dropping water feeding method, which adopts the passenger train automatic locking and dropping water feeding pipe joint and comprises the following steps:
s1, before water is supplied, a water supply worker sleeves a water supply pipe joint on a train water injection nozzle 100, so that the train water injection nozzle 100 is in butt joint with a clamping piece 7;
s2, a water supplier adjusts an external air source device to enable air to enter a region between the main water jacket 1 and the movable sleeve 2 through an air inlet pipe 4 and an air inlet joint 5, and locking of the train water injection nozzle 100 is achieved under the action of air pressure;
s3, starting external water supply equipment by a water supplier to fill water into the train;
and S4, after water injection is finished, the air pressure between the main water jacket 1 and the movable sleeve 2 is reduced by adjusting the external air source device again by a water supplier, and the automatic falling of the water injection nozzle 100 of the train is realized.
The working principle of the automatic locking and dropping water supply pipe joint of the passenger train provided by the invention is as follows: before water is supplied, a water supplier sleeves the water supply pipe joint provided by the invention on the train water injection nozzle 100, so that the train water injection nozzle 100 is in butt joint with the clamping piece 7; at the moment, the train water injection nozzle 100 presses the water stop sleeve 8 and the reset ring 9, so that the water stop sleeve 8 reaches a conducting position from a closed position, and the first spring 11 and the second spring 12 are compressed; then, by adjusting an external air source device, air enters a region between the main water jacket 1 and the movable sleeve 2 through the air inlet pipe 4 and the air inlet connector 5, the movable sleeve 2 deforms upwards under the action of air pressure, so that the connecting rod 6 is driven to rotate inwards, the clamping and fixing piece 7 is extruded through the connecting rod 6, the protruding part at the end part of the train water injection nozzle 100 is clamped, and the locking of the train water injection nozzle 100 is realized; then, water supply equipment can be started to fill water into the train; after the water injection is finished, the water supplier only needs to adjust the external air source device again to reduce the air pressure between the main water jacket 1 and the movable sleeve 2, so that the movable sleeve 2 is restored under the elastic action, the extrusion on the fastener 7 is loosened, and the fastener on the train water injection nozzle 100 is also loosened, so that the train water injection nozzle 100 is automatically separated under the elastic action of the spring, the water stop sleeve 8 and the reset ring 9 return to the original position, the water stop sleeve 8 is in the closed position, and the waste of water resources is avoided.
In conclusion, the automatic locking and dropping water feeding method and the pipe joint for the passenger train, provided by the invention, can automatically lock and drop the water filling nozzle of the train, the pipe joint is quick, convenient and firm, the water feeding efficiency is high, water is saved, the labor intensity of pipe joint operation can be reduced, the effective water feeding time of the train can be prolonged, the water filling nozzle of the train can be timely separated after water feeding is finished, and accidents caused by the fact that the water filling nozzle of the train is not timely separated are avoided.
Finally, the above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, which should be covered by the claims of the present invention.
Claims (3)
1. An automatic locking and dropping water supply pipe joint of a passenger train is characterized by comprising a main water jacket (1), a movable sleeve (2), a water supply joint (3), an air inlet pipe (4), an air inlet joint (5), a plurality of connecting rods (6) and a clamping piece (7);
two ends of the main water jacket (1) are respectively a water feeding end connected with water feeding equipment and a water discharging end connected with a water injection nozzle (100) of the train, and the water feeding end and the water discharging end of the main water jacket (1) are both provided with through holes;
the movable sleeve (2) is made of elastic materials, and the main body of the movable sleeve (2) is positioned in the main water jacket (1);
the outer end of the movable sleeve (2) extends out of the water feeding end through hole of the main water jacket (1) and is tightly connected with the water feeding end through hole of the main water jacket (1), and the inner end of the movable sleeve (2) is tightly connected with the inner wall of the main water jacket (1), so that a cavity is formed between the movable sleeve (2) and the main water jacket (1);
the water feeding joint (3) is respectively and tightly connected with a water feeding rubber tube (200) of external water feeding equipment and the outer end of the movable sleeve (2);
the outer end of the air inlet pipe (4) is connected with an air source device of external water supply equipment, and the inner end of the air inlet pipe (4) is fixedly connected with the air inlet joint (5);
the air inlet joint (5) is arranged in the movable sleeve (2) and is tightly connected with the inner wall of the movable sleeve (2);
a water flow passage communicated with the water feeding connector (3) is formed in the air inlet connector (5), so that water flow can reach the other end of the air inlet connector (5);
the air inlet joint (5) is also provided with an air passage communicated with the air inlet pipe (4), and the movable sleeve (2) is provided with an air hole corresponding to the air passage, so that air can reach a cavity between the movable sleeve (2) and the main water jacket (1) through the air passage and the air hole;
the clamping piece (7) is arranged at the water outlet end of the main water jacket (1), the clamping piece (7) comprises a circular base portion (71) and a plurality of inclined clamping springs (72), one ends of the clamping springs (72) are fixedly connected with the base portion (71), the other ends of the clamping springs (72) are inclined inwards, and the inclined angles of the clamping springs (72) are matched with the shape of a train water injection nozzle (100);
the number of the connecting rods (6) corresponds to that of the snap springs (72) of the clamping piece (7), one end of each connecting rod (6) is fixedly connected with the inner end of the movable sleeve (2), and the other end of each connecting rod (6) is fixedly connected with the outer side of one snap spring (72);
the water-stopping device also comprises a water-stopping sleeve (8), a reset ring (9), a first spring (11) and a second spring (12);
the reset ring (9) is made of elastic materials, the reset ring (9) is sleeved on the water stop sleeve (8), and the outer wall of the reset ring (9) is tightly connected with the inner wall of the movable sleeve (2);
a water inlet hole is formed in the side face of the bottom end of the water stopping sleeve (8), and the water stopping sleeve (8) can slide between a closed position and a conducting position relative to the reset ring (9);
when the water stopping sleeve (8) is in a closed position, the water inlet hole of the water stopping sleeve (8) is positioned inside the reset ring (9), so that the inner space of the water stopping sleeve (8) is separated from the inner space of the movable sleeve (2);
when the water stopping sleeve (8) is in a conducting position, the water inlet hole of the water stopping sleeve (8) extends out of the interior of the reset ring (9), so that the interior space of the water stopping sleeve (8) is conducted with the interior space of the movable sleeve (2);
the first spring (11) and the second spring (12) are arranged inside the movable sleeve (2), the size of the first spring (11) is larger than that of the second spring (12), two ends of the first spring (11) are limited by the air inlet connector (5) and the reset ring (9) respectively, and two ends of the second spring (12) are limited by the air inlet connector (5) and the water stop sleeve (8) respectively;
the first spring (11) is used for realizing the reset of the reset ring (9);
the second spring (12) is used for enabling the water stop sleeve (8) to be automatically in a closed position under the condition that the train water filling nozzle (100) is not connected.
2. The automatic locking and releasing water supply pipe joint of a passenger train as claimed in claim 1, further comprising a compression nut (13) and a connecting sleeve (14);
the connecting sleeve (14) is used for connecting the water outlet end of the main water jacket (1) and the compression nut (13);
the base part (71) of the clamping piece (7) is fixedly arranged on the inner side of the compression nut (13).
3. An automatic locking and dropping water supply method for a passenger train, which is characterized in that the automatic locking and dropping water supply pipe joint for the passenger train as claimed in any one of claims 1-2 is adopted, and the method comprises the following steps:
s1, before water feeding, a water feeder sleeves a water feeding pipe joint on a train water injection nozzle (100) so that the train water injection nozzle (100) is in butt joint with a clamping piece (7);
s2, a water supplier enables gas to enter a region between the main water jacket (1) and the movable sleeve (2) through the gas inlet pipe (4) and the gas inlet joint (5) by adjusting an external gas source device, and locking of a train water injection nozzle (100) is achieved under the action of air pressure;
s3, starting external water supply equipment by a water supplier to fill water into the train;
and S4, after the water injection is finished, the air pressure between the main water jacket (1) and the movable sleeve (2) is reduced by adjusting the external air source device again by a water supplier, and the automatic falling of the water injection nozzle (100) of the train is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110177484.7A CN112963643B (en) | 2021-02-07 | 2021-02-07 | Automatic locking, dropping and water feeding method for passenger train and pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110177484.7A CN112963643B (en) | 2021-02-07 | 2021-02-07 | Automatic locking, dropping and water feeding method for passenger train and pipe joint |
Publications (2)
| Publication Number | Publication Date |
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| CN112963643A CN112963643A (en) | 2021-06-15 |
| CN112963643B true CN112963643B (en) | 2022-10-25 |
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| CN202110177484.7A Active CN112963643B (en) | 2021-02-07 | 2021-02-07 | Automatic locking, dropping and water feeding method for passenger train and pipe joint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112918513B (en) * | 2021-02-07 | 2024-03-08 | 武汉广远经济发展股份有限公司 | Automatic locking, falling and water feeding method for passenger train |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2890719B1 (en) * | 2005-09-14 | 2007-10-12 | Staubli Faverges Sca | QUICK CONNECTION OF SECURITY FOR THE JOINING OF TWO PIPES |
| CN2839789Y (en) * | 2005-10-21 | 2006-11-22 | 张淮棋 | The rapid pipe joint structure-improved |
| RU2342273C1 (en) * | 2007-09-07 | 2008-12-27 | Дергачёв Эдуард Петрович | Flow valve (switch) |
| DE202012102296U1 (en) * | 2012-06-21 | 2012-07-17 | Henn Gmbh & Co. Kg | Plug connection with a control device |
| TWM516680U (en) * | 2015-10-16 | 2016-02-01 | gui-sen Bai | Safety buckle structure of rapid joint |
| WO2018154929A1 (en) * | 2017-02-23 | 2018-08-30 | 古河電気工業株式会社 | Conduit pipe, conduit pipe connection structure, bell block, method for connecting conduit pipes, method for connecting conduit pipe and bell block, pipe joint, and ring member |
| CN109367550B (en) * | 2018-11-15 | 2024-01-02 | 中铁第四勘察设计院集团有限公司 | Automatic clamping and loosening type train water feeding device |
| CN109869550B (en) * | 2019-03-14 | 2020-12-11 | 滁州建祺电器配件有限公司 | Reducing two-way pipe joint |
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2021
- 2021-02-07 CN CN202110177484.7A patent/CN112963643B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112918513B (en) * | 2021-02-07 | 2024-03-08 | 武汉广远经济发展股份有限公司 | Automatic locking, falling and water feeding method for passenger train |
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