CN206237973U - Telescopic hydrant - Google Patents

Abstract

The utility model provides a kind of telescopic hydrant, including elbow, telescoping tube, sleeve pipe and base, the top of the base is detachably fixed with the bottom of described sleeve pipe and is connected, center in the base is fixed with a sealing station, the sealing station is fixed on the inwall of the base by strutbeam, it is integrally formed in the sealing station to be fixed with sealing plate, the pipe thickness of the distance more than or equal to the catch of inner sealed board, the sealing plate and the inner sealed board is further fixed on the inner side of the sealing plate, the sealing station.The utility model sets sealing plate and the dual sealing of inner sealed board in sealing station, when in telescoping tube retraction sleeve pipe, the water come from base is prevented by inner sealed board again after sealing plate stops, it is avoided to enter telescoping tube, dual-seal increased reliability, and supported by sealing plate and inner sealed board, more stablize during telescoping tube retraction sleeve pipe.

Description

Telescopic hydrant

Technical field

The utility model is related to irrigation equipment technical field, more particularly to a kind of telescopic hydrant.

Background technology

With the continuous application and expansion of aqueduct, especially the extensive use in field underground plastic delivery hose road, right The technical requirements of its supporting connection aqueduct waterworks are also with regard to more and more higher.Now, agriculture aqueduct mainly passes through It is buried, so can effectively protective conduit and convenient use.Topmost connector in existing buried water delivery pipeline system One of be exactly hydrant.

Hydrant is commonly called as delivery port, has earthward irrigation system water delivery water distribution in pipeline irrigation engineering, and switch is controlled, Metering water quantity, protective conduit and ensures to irrigate the critical function such as order, therefore as the key control in pipeline irrigation pipe network system Control equipment, decides technical merit, irrigation efficiency, service life of irrigation system etc..

Existing hydrant can not stretch as needed mostly, be needed when running into and needing and lengthen feedwater pin device outer Plus pipeline, bother very much；Even if some hydrant employs the method that inner and outer pipes are nested with and realizes retractable, but by It is poor in its sealing, and to not taking close measure after inner tube retraction, hydrant is leaked under non-working condition Water.

Utility model content

The utility model is in view of the shortcomings of the prior art, there is provided a kind of telescopic hydrant of favorable sealing property.

The utility model is achieved by the following technical solution, there is provided a kind of telescopic hydrant, including elbow, flexible Pipe, sleeve pipe and base, the elbow are fixedly connected with the top side detachable of the telescoping tube, and the screw top of described sleeve pipe is fixed There is gland, the gland center is provided with through hole, and the telescoping tube is nested with described sleeve pipe through the through hole, and it is described flexible The bottom inside of pipe is provided with the top of the catch for preventing the telescoping tube from skidding off described sleeve pipe, the gland and described sleeve pipe Sealing ring is provided between portion, and the sealing ring is fitted close with the external diameter of the telescoping tube, the base is up big and down small Horn-like, the bottom of described sleeve pipe is the horn-like of expansion, and the top of the base is detachably fixed with the bottom of described sleeve pipe Connection, the center in the base is fixed with a sealing station, and the sealing station is fixed in the base by strutbeam On wall, the upper integrally formed of the sealing station is fixed with sealing plate, is also fixed on the inner side of the sealing plate, the sealing station There is the thickness of the distance more than or equal to the catch of inner sealed board, the sealing plate and the inner sealed board.

Preferably, the sealing plate and inner sealed board composition annular, and the sealing plate and the inner sealed board away from From the thickness equal to the catch.

The utility model sets sealing station in base, and sealing plate and inner sealed board are set in sealing station carries out dual stopping Water, increases reliability, and under the support of sealing plate and inner sealed board, the more stable bottom for being fixed on sleeve pipe of telescoping tube.

Preferably, in the sealing station, between the sealing plate and the inner sealed board it is fixed with sealing ring.

Sealing ring is set between the sealing plate and inner sealed board, when in telescoping tube indentation sleeve pipe, the catch of bottom of the tube of stretching Just between sealing plate and inner sealed board, bottom and the sealing ring of catch are in close contact, and play a part of further sealing.

Preferably, the height of the sealing plate and the inner sealed board is equal to the height of the catch.

When the height of sealing plate and inner sealed board is equal to the height of catch, the top horizontal of catch, sealing plate and inner sealed board OK, water is preferably prevented to enter telescoping tube.

Preferably, the space under the center of the sealing station is provided with and concaves towards, it is described to state sealing plate, sealing station and sky Between between formed fall " convex " shape structure.Even if there is a small amount of water from base 4 to enter sealing plate, " convex " shape can be also flowed into down In space, current are further prevented to enter telescoping tube.

Preferably, it is fixed with handle at the top of the elbow.Convenient lifting elbow upwards.

The technical scheme that the utility model embodiment is provided can include following beneficial effect：

The utility model provides a kind of telescopic hydrant, including elbow, telescoping tube, sleeve pipe and base, the elbow and The top side detachable of the telescoping tube is fixedly connected, and the screw top of described sleeve pipe is fixed with gland, and the gland center is provided with Through hole, the telescoping tube is nested with described sleeve pipe through the through hole, and the telescoping tube bottom inside be provided with for Prevent the telescoping tube from skidding off the catch of described sleeve pipe, sealing ring, and institute are provided between the gland and the top of described sleeve pipe State sealing ring to be fitted close with the external diameter of the telescoping tube, the base is up big and down small horn-like, the bottom of described sleeve pipe Horn-like for what is expanded, the top of the base is detachably fixed with the bottom of described sleeve pipe and is connected, the center in the base Position is fixed with a sealing station, and the sealing station is fixed on the inwall of the base by strutbeam, and upper the one of the sealing station Body formed is fixed with sealing plate, is further fixed on inner sealed board on the inner side of the sealing plate, the sealing station, the sealing plate and Pipe thickness of the distance of the inner sealed board more than or equal to the catch.The utility model set in sealing station sealing plate and The dual sealing of inner sealed board, when in telescoping tube retraction sleeve pipe, the water come from base is after sealing plate stops again by interior envelope Plate is prevented, it is to avoid it enters telescoping tube, and dual-seal increased reliability, and be supported by sealing plate and inner sealed board, telescoping tube More stablize during retraction sleeve pipe.

Brief description of the drawings

For clearer explanation the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it is clear that, to those skilled in the art, On the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

The structural representation of a kind of telescopic hydrant that Fig. 1 is provided for the utility model embodiment.

The partial sectional view of a kind of telescopic hydrant that Fig. 2 is provided for the utility model embodiment.

The schematic top plan view of the sealing station of a kind of telescopic hydrant that Fig. 3 is provided for the utility model embodiment.

The schematic diagram of the unused state of a kind of telescopic hydrant that Fig. 4 is provided for the utility model embodiment.

The schematic diagram of the use state of a kind of telescopic hydrant that Fig. 5 is provided for the utility model embodiment.

Shown in figure：It is elbow 1, telescoping tube 2, catch 21, sleeve pipe 3, base 4, sealing station 41, strutbeam 42, sealing plate 43, interior Shrouding 44, space 45.

Specific embodiment

In order that those skilled in the art more fully understand the technical scheme in the utility model, below in conjunction with this reality With the accompanying drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that Described embodiment is only a part of embodiment of the utility model, rather than whole embodiments.Based on the utility model In embodiment, the every other embodiment that those skilled in the art are obtained under the premise of creative work is not made, all Protection domain of the present utility model should be belonged to.

Referring to Fig. 1, the structural representation of a kind of telescopic hydrant of the utility model embodiment offer is shown.

As shown in Figure 1, the telescopic hydrant includes elbow 1, telescoping tube 2, sleeve pipe 3 and base 4, the He of the elbow 1 The top side detachable of the telescoping tube 2 is fixedly connected, and the screw top of described sleeve pipe 3 is fixed with gland 5, the center of the gland 5 Through hole is provided with, the telescoping tube 2 is nested with described sleeve pipe 3 through the through hole, and the bottom inside of the telescoping tube 2 is set There is the catch 21 for preventing the telescoping tube 2 from skidding off described sleeve pipe 3, be provided between the gland 5 and the top of described sleeve pipe 3 Sealing ring, and the external diameter of the sealing ring and the telescoping tube 2 is fitted close, the base 4 is up big and down small horn-like, institute The bottom for stating sleeve pipe 3 is the horn-like of expansion, and the top of the base 4 is detachably fixed with the bottom of described sleeve pipe 3 and is connected, such as Shown in Fig. 2, the center in the base 4 is fixed with a circular seal platform 41, and the sealing station 41 is fixed by strutbeam 42 Sealing plate 43, the sealing plate 43 are fixed with the inwall of the base 4, the edge of the sealing station 41 is integrally formed Inner side, a square inner sealed board 44 is further fixed in the sealing station 41, four angles of the inner sealed board 44 are set to round and smooth Arc, the arc at four angles of the sealing plate 43 and the inner sealed board 44 constitutes annular, and the He of the sealing plate 43 Thickness of the distance between four angles of the inner sealed board 44 equal to the catch 21.In the present embodiment, as shown in figure 3, described The top view of sealing station 41 is round outside but spuare inside structure, corresponding, the telescoping tube 2 it can also be provided that with the sealing plate 43 With the corresponding structure of the inner sealed board 44, i.e., the outside of described telescoping tube 2 is provided in round, and inside is set to square, and its is square Four angles be also configured as round and smooth arcuate structure.

The telescopic hydrant that the present embodiment is provided, when using, can rotate up lifting by elbow 1, and telescoping tube 2 rises To the tip position of sleeve pipe 3, the connection feed pipe of base 4, and irrigated from the outflow of elbow 1 through sleeve pipe 3, telescoping tube 2, using complete Bi Shi, by the retraction sleeve pipe of telescoping tube 2, makes the catch 21 of the bottom outside of telescoping tube 2 stick between sealing plate 43 and inner sealed board 44 Space in, by sealing plate 43 and the double cutting off inflow of inner sealed board 44, it is to avoid water flows out from telescoping tube 2.The present embodiment is using double Resealing, increased reliability, and is opened between the two telescoping tube 2 by sealing plate 43 and inner sealed board 44, increased and stretches Stability of the draw 2 in sleeve pipe 3.

Further, in the present embodiment, it is fixed with the sealing station 41, between the sealing plate 43 and the inner sealed board 44 Sealing ring.

In the present embodiment, when in the retraction sleeve pipe 3 of telescoping tube 2, the catch 21 of the bottom of telescoping tube 2 closely connects with sealing ring Touch, better tightness, sealing is more reliable.

Further, the space 45 under the center of the sealing station 41 is provided with and concaves towards, the sealing plate 43, close stated " convex " shape structure is formed between envelope platform 41 and space 45.It is few when there is a small amount of water breakthrough inner sealed board 44 to enter sealing station 41 The water of amount can enter space 45, further prevent it from entering telescoping tube, increase sealing performance.

Specifically, in the present embodiment, the top of the elbow 1 is fixed with handle 11.Can be with hand-held handle during lifting elbow 1 11 are carried out, easy to use.And the telescopic hydrant that the present embodiment is provided uses plastic material, it is to avoid irony hydrant is easy By the situation of corrosion, and telescoping tube 2 and elbow 1 can realize 360 degree of rotations, convenient to irrigate.

At present, it is usual in the soil layer of plantation layer 5 to set feed well 6 to place hydrant, as shown in Figure 3 and Figure 4, work as feedwater When bolt is not used, can retract feed well 6, and the top of feed well 6 can set cement well lid 7, when hydrant is arranged at field When, on the premise of not influenceing to cultivate etc. hydrant can also be protected without damage.The telescopic feedwater that the utility model is provided Irrigated when bolt rises, stealthy in underground after irrigation, collisionless is dangerous, half when rising, in feed well 6 can spring formula go out purling and irrigate, Avoid and farmland is washed away.

In other embodiment of the present utility model, the sealing plate 43 and the inner sealed board 44 can be arranged to circle Shape, makes the sealing plate 43 and the composition annular of the inner sealed board 44, the catch 21 just be stuck in the sealing plate 43 and institute State inner sealed board 44 composition annulus in.

Certainly, described above is also not limited to the example above, and technical characteristic of the utility model without description can lead to Cross or realized using prior art, will not be repeated here；Above example and accompanying drawing are merely to illustrate technology of the present utility model Scheme is not to limitation of the present utility model, with reference to being preferred embodiment described in detail to the utility model, originally Field it is to be appreciated by one skilled in the art that those skilled in the art institute in essential scope of the present utility model Without departure from objective of the present utility model, should also belong to right of the present utility model will for change, remodeling, addition or the replacement made Seek protection domain.

Claims (6)

1. a kind of telescopic hydrant, it is characterised in that including elbow（1）, telescoping tube（2）, sleeve pipe（3）And base（4）, it is described Elbow（1）With the telescoping tube（2）Top side detachable be fixedly connected, described sleeve pipe（3）Screw top be fixed with gland （5）, the gland（5）Center is provided with through hole, the telescoping tube（2）It is nested with described sleeve pipe through the through hole（3）It is interior, and institute State telescoping tube（2）Bottom inside be provided with for preventing the telescoping tube（2）Skid off described sleeve pipe（3）Catch（21）, institute State gland（5）With described sleeve pipe（3）Top between be provided with sealing ring, and the sealing ring and the telescoping tube（2）External diameter It is fitted close, the base（4）It is up big and down small horn-like, described sleeve pipe（3）Bottom be expand horn-like, the bottom Seat（4）Top and described sleeve pipe（3）Bottom be detachably fixed connection, the base（4）Interior center is fixed with one Sealing station（41）, the sealing station（41）By strutbeam（42）It is fixed on the base（4）Inwall on, the sealing station（41） Upper integrally formed be fixed with sealing plate（43）, the sealing plate（43）Inner side, the sealing station（41）On be further fixed on Inner sealed board（44）, the sealing plate（43）With the inner sealed board（44）Distance be more than or equal to the catch（21）Thickness of pipe wall Degree.

2. telescopic hydrant according to claim 1, it is characterised in that the sealing plate（43）With the inner sealed board （44）Composition annular, and the sealing plate（43）With the inner sealed board（44）Distance be equal to the catch（21）Thickness of pipe wall Degree.

3. telescopic hydrant according to claim 2, it is characterised in that the sealing station（41）The upper, sealing plate （43）With the inner sealed board（44）Between be fixed with sealing ring（43）.

4. telescopic hydrant according to claim 3, it is characterised in that the sealing plate（43）With the inner sealed board （44）Height be equal to the catch（21）Height.

5. telescopic hydrant according to claim 4, it is characterised in that the sealing station（41）Center set There is the space under concaving towards（45）, it is described to state sealing plate（43）, sealing station（41）And space（45）Between formed fall " convex " shape structure.

6. the telescopic hydrant according to claim any one of 1-5, it is characterised in that the elbow（1）Top consolidate Surely there is handle（11）.