CN202647000U

CN202647000U - Water feeding connecting device for train

Info

Publication number: CN202647000U
Application number: CN 201220322042
Authority: CN
Inventors: 时京洪; 李祖顺; 郭亮; 李国栋
Original assignee: BEIJING YISHITONG INFORMATION TECHNOLOGY CO LTD
Current assignee: BEIJING YISHITONG INFORMATION TECHNOLOGY CO LTD
Priority date: 2012-07-04
Filing date: 2012-07-04
Publication date: 2013-01-02
Anticipated expiration: 2022-07-04

Abstract

The utility model discloses a water feeding connecting device for a train and relates to the field of water feeding supplement devices for a passenger train and a rail car. The water feeding connecting device comprises a water feeding sleeve, a valve clack, a valve rod and an elastic connecting sleeve. The valve clack is arranged in the water feeding sleeve, and opening of the valve clack is achieved through the valve rod. A problem that water feeding operation of the train is complex is solved. By means of the water feeding connecting device, connecting operation (pipe insertion for short) of a water feeding pipe and a water injection pipe of a water tank of the train and valve opening water feeding operation are finished simultaneously, and disconnecting operation (pipe drawing for short) of the water feeding pipe and the water injection pipe of the water tank of the train and the operation of valve closing and water feeding stopping are finished simultaneously, so that a water feeding operation process of water feeding workers is simplified. Simultaneously, efficient water feeding operation is guaranteed, operation cost is reduced, production efficiency is improved, and simultaneously waste of a water resource is avoided.

Description

A kind of train water connection set

Technical field

The utility model relates to the upper water feeder field of passenger train and railcar, particularly a kind of train water connection set.

Background technique

Passenger train and rail locomotive are as the daily traffic tool, needs according to transport power have passed through continuous improvement for many years, in order to satisfy the needs of people's trip, and in the process of its utilization, usually needing is train water at regular time and quantity, in the upper water process, upper water conservancy project people needs first outside water inlet to be connected (intubate) with the train tank water injecting pipe, opens afterwards water operation on the valve again; After Water in Water Tank was full, upper water conservancy project people need be closed valve to stop upper water, again water inlet and water tank water injecting pipe was disconnected (tube drawing).But in above process, the workman will finish step by step, in the process of a large amount of repetitive operations, has improved working strength.If upper water conservancy project people jockey valve is intubate again, then because upper water pressure and water inlet do not have blocking device, will certainly cause the waste of water resources, if but only simply first water inlet is carried out shutoff, the shutoff of dismantling again before the intubate still can not be dealt with problems.

Therefore, in the above-mentioned prior art, train water need to be finished through a plurality of operating procedures, increased operator's manipulation strength, as simplify above process, at water inlet shutoff is installed, with train water injecting pipe connection process in, need to take off shutoff is installed, because the existence of hydraulic pressure will certainly cause the waste of water resources in the water inlet, is unfavorable for simultaneously the stable connection of water inlet, cause the reduction of working efficiency, and can not obtain satisfied train water effect.

The model utility content

For defective of the prior art, the utility model has solved the problem of train water complex operation.

In order to solve above technical problem, the utility model provides a kind of train water connection set, specifically comprise: upper water sleeve pipe, flap, valve rod and elastic connecting sleeve, the water inlet side aperture of described upper water sleeve pipe is greater than the water outlet side aperture, described flap places in the described upper water sleeve pipe, described valve rod one end and described flap are fixedly connected, the other end stretches out and has an annular pressing ring from described water outlet side, have the gap between described water outlet side aperture and described valve rod, described elastic connecting sleeve closely is wrapped in the water outlet side outside of described annular pressing ring and described upper water sleeve pipe.

Compared with prior art, above-mentioned mode of execution of the present utility model has the following advantages: realized that by Water connector intubate connects and opens that water is finished simultaneously on the valve, tube drawing disconnects and close valve and stop upper water and finish simultaneously, simplified upper water conservancy project people's upper water operating process, simultaneously, guaranteed to go up efficiently the water operation, reduce running cost, improved manufacturing efficiency, prevented simultaneously the waste of water resources.

Description of drawings

Below in conjunction with accompanying drawing embodiments more of the present utility model are described.

Fig. 1 is the structural representation of the vacant state of the utility model;

Fig. 2 is the front structure graph of water on the utility model;

Fig. 3 is the structural representation of the coupled situation during water on the utility model;

Fig. 4 be among the utility model Fig. 2 A to the sealing surface enlarged view;

Fig. 5 be among the utility model Fig. 2 A to another kind of sealing surface enlarged view.

Embodiment

Below in conjunction with accompanying drawing, embodiment is described to the utility model.

Fig. 1 is the structural representation of the vacant state of the utility model; As shown in Figure 1, comprise: upper water sleeve pipe 11, flap 12 and valve rod 13 and elastic connecting sleeve 18, water inlet side 14 apertures of described upper water sleeve pipe 11 are greater than water outlet side 15 apertures, described flap 12 places in the described upper water sleeve pipe 11, described valve rod 13 1 ends and described flap are fixedly connected, the other end stretches out and has an annular pressing ring 16 from described water outlet side 15, have gap 17 between described water outlet side 14 apertures and described valve rod, described elastic connecting sleeve 18 closely is wrapped in water outlet side 15 outsides of described annular pressing ring 16 and described upper water sleeve pipe.

Shown in Fig. 1 for the structural drawing of the vertical placement of the utility model before not working, as can be seen from the figure the two ends of its upper water sleeve pipe 11 are respectively water inlet side 14 and water outlet side 15, wherein, water inlet side 14 apertures are greater than water outlet side 15 apertures, be that mode by shoulder hole realizes above structural requirement among Fig. 1, need simultaneously to illustrate that the mode that also can adopt internal taper hole realizes above structure; Wherein flap 12, place in the described upper water sleeve pipe 11, the concrete shape of its flap 12 except illustrated cylindrical, also can adopt the shapes such as taper, sphere, flap 12 can form the unidirectional shutoff function of water side in the upper water sleeve pipe; Described valve rod 13 have two ends, one end and described flap 12 are fixedly connected and place the endoporus of upper water sleeve pipe 11, the other end stretches out and has an annular pressing ring 16 from described water outlet side 15, need to prove that flap 12 and valve rod 13 can pass through scyewed joint, welding, the various ways such as riveted joint are realized being fixedly connected, in like manner valve rod 13 stretches out side from water outlet side 15 and also can adopt various ways stationary annular trim ring 16, the height of its annular pressing ring 16 can be adjusted according to actual needs, and so that have gap 17 between described water outlet side 14 apertures and described valve rod, in other words, need to leave water space between upper water sleeve pipe and the valve rod, if solid valve rod, require the valve rod external diameter less than the water outlet internal diameter, as adopt hollow valve rod, its gap can be realized by hollow space.

According to above composition as can be known, valve rod 13 is except can adopting conventional pipe in the utility model, its concrete shape also can adopt other shapes such as flat bar shape, the Main Function of its valve rod 13 is oppositely to open flap 12 by external force, and therefore, its valve rod 13 also can adopt the mode of many valve rods and usefulness, described valve rod comprises: a plurality of valve rods, described a plurality of valve rod arranges in the circumferential direction of the circle, and has openwork hole between valve rod and/or valve rod, and described openwork hole comprises: circular hole, slotted hole or square hole.Its above structure can realize by the processing of cylindrical duct in the specific implementation process, cylindrical duct axially can be processed a plurality of openwork holes, but guarantee to have the building emptying aperture in installation flap one side, its purpose is, get purpose with opening of emptying aperture upstairs and be to increase gap between water outlet side aperture and described valve rod, thereby guarantee, when flap is opened, upper water can be introduced the waterexit end fast.

And can further install filter screen additional at above-mentioned openwork hole, described filter screen is built-in to be fixed in described valve rod inwall, and is covered in described openwork hole.Be mainly used in it and can play a role in filtering to upper water, and can give further restriction to the gap that has openwork hole between valve rod and/or valve rod: described fretwork area is 1/2 of described valve rod area coverage.

In order to obtain better sealing effect, described flap also comprises: seal ring, described seal ring are fixed between described flap and the described upper water sleeve inner tube wall.Be that A is to the sealing surface enlarged view among the utility model Fig. 2 such as Fig. 4, when sealing surface was plane 41, its seal ring 42 was arranged in this plane; Fig. 5 be among the utility model Fig. 2 A to another kind of sealing surface enlarged view; When sealing surface was inclined-plane 51, its

seal ring

52,53 was arranged in this inclined-plane, and wherein used seal ring is specially "O"-ring.But by above its sealing of design Effective Raise.

Above structure also comprises in actual application: upper water swivel 19, described upper water swivel 19 is fixedly connected with the water inlet side 14 of described upper water sleeve pipe.Joint side of water swivel 19 adopts the joint forms such as rapid pipe joint usually on it, has been convenient to connect with wetting system realization on the outside.

In order to check more intuitively the active situation of upper water process and flap thereof, upper water sleeve pipe 11 can be able to be adopted Clear PVC or acrylic material to make, but it is to be noted, as adopt above-mentioned Clear PVC or acrylic material, for guaranteeing its hydraulic pressure and point of attachment intensity, need to increase the wall thickness of its upper water sleeve pipe 11, make the upper water sleeve thickness of pipe wall of Clear PVC or acrylic material greater than the wall thickness that uses metallic material.

For being difficult for landing in the join operation process that makes upper water sleeve pipe 11 and train water inlet, can install at the outer wall of upper water sleeve pipe 11 damping sleeve 110 additional, described damping sleeve suit is fitted and is fixed in the described outer sleeve outside.Thereby increase the skin friction of outer sleeve, for alleviating its damping material weight, and further increase outer sleeve outer surface frictional force from structure, can make damping sleeve have horizontal openwork hole, the described hole of engraving is less than area coverage, thereby further increases the skin friction of upper water sleeve pipe.

Upper water conservancy project below in conjunction with accompanying

drawing

1,2,3 pairs of above-mentioned upper water joiners is described further as process: be the structural representation of the vacant state of the utility model such as Fig. 1, at first, the upper water swivel 19 that the water inlet side of upper water sleeve pipe 11 is connected is connected for water end (W.E.) 111 with outside water supply installation, and flap 12 is vacant state at this moment; Afterwards, open outside water supply installation, outside water supply from entering the upper water sleeve pipe 11 for water end (W.E.) 111, with 21 places, position that push on the flap 12 as shown in Figure 2, and consist of sealing with the water outlet side 15 of upper water sleeve cylinder 11, stop outside upper water and pass through, simultaneously, the valve rod 13 drive annular pressing rings 16 that connect with flap 12 are moved upward to 22 places, position such as Fig. 2; Shown in the structural representation of the coupled situation during water on Fig. 3 the utility model, train water pipe 31 is inserted in the elastic connecting sleeve 18, produce displacement downwards, pressure ring shape trim ring 16 and valve rod 13 are moved down, thereby make flap 12 be separated from sealing station, because there is the gap in valve rod 13 with water inlet cover water outlet, therefore upper water can flow into the train water pipe 31 from this gap, thereby realizes the overall process of automatic loading water.Therefore, from the description of above realization as can be known, it realizes automatic loading water process, does not need operator on connecting behind the water swivel, be in the key of opening watering pipeline, flap is set in watering pipeline, plays the effect of unidirectional cutoff, only have when externally connecting water connector on train, produce displacement downwards, and by valve rod this displacement is sent to flap, flap is oppositely opened, thereby finished the water process.

The invention described above embodiment's sequence number does not represent embodiment's quality just to description.

Above disclosed only be several specific embodiment of the present invention, still, the utility model is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.

Claims

1. train water connection set, it is characterized in that, comprise: upper water sleeve pipe, flap, valve rod and elastic connecting sleeve, the water inlet side aperture of described upper water sleeve pipe is greater than the water outlet side aperture, described flap places in the described upper water sleeve pipe, described valve rod one end and described flap are fixedly connected, the other end stretches out and has an annular pressing ring from described water outlet side, have the gap between described water outlet side aperture and described valve rod, described elastic connecting sleeve closely is wrapped in the water outlet side outside of described annular pressing ring and described upper water sleeve pipe.

2. device as claimed in claim 1 is characterized in that, described valve rod comprises: a plurality of valve rods, and described a plurality of valve rods arrange in the circumferential direction of the circle, and have openwork hole between valve rod and/or valve rod, and described openwork hole comprises: circular hole, slotted hole or square hole.

3. device as claimed in claim 2 is characterized in that, also comprises: filter screen, described filter screen is built-in to be fixed in described valve rod inwall, and is covered in described openwork hole.

4. install as claimed in claim 2 or claim 3, it is characterized in that having openwork hole between described valve rod and/or valve rod and also comprise: described fretwork area is 1/2 of described valve rod area coverage.

5. device as claimed in claim 1 or 2 is characterized in that, described flap also comprises: seal ring, described seal ring are fixed between described flap and the described upper water sleeve inner tube wall.

6. device as claimed in claim 1 is characterized in that, also comprises: upper water swivel, the water inlet side of described upper water swivel and described upper water sleeve pipe is fixedly connected.

7. device as claimed in claim 1 is characterized in that, described upper water sleeve tube material is Clear PVC or acrylic material.

8. device as claimed in claim 1 is characterized in that, also comprises: damping sleeve, described damping sleeve suit are fitted and are fixed in the described outer sleeve outside.

9. device as claimed in claim 8 is characterized in that, described damping sleeve also comprises: horizontal openwork hole, the described hole of engraving is less than area coverage.