CN221063159U - High leakproofness's squirt - Google Patents

Abstract

The utility model discloses a high-tightness water gun which comprises a water gun body, wherein a water flow channel is formed in the water gun body, a water control assembly is rotatably connected with the water gun body, the water control assembly comprises a rotating shaft and a sealing element, the rotating shaft is arranged in the water flow channel, the sealing element is driven to be in sealing fit with the water flow channel by rotating the rotating shaft, and the sealing element is movably connected with the rotating shaft, so that the sealing element can be relatively close to or far away from the rotating shaft along the radial direction. The utility model has the following advantages and effects: the new mechanical structure of this scheme utilization has cost-effective, long service life, rotates smooth and easy effect.

Description

High leakproofness's squirt

Technical Field

The utility model relates to the technical field of agriculture and forestry spray guns, in particular to a high-tightness water gun.

Background

The prior Chinese patent with publication number of CN203725300U discloses a split handheld spray gun, which comprises a tuyere, a gun body seat, a trigger and a valve needle. The front part of the gun body seat is provided with a fixing seat which can be connected with the liquid storage container. The rear part of the gun body seat is provided with a handle, and the tuyere is arranged at the front end of the gun body seat. The gun body seat is internally provided with a cylinder sleeve and an inner sleeve, the front end of the cylinder sleeve can be connected with the nozzle, and the rear end of the inner sleeve can be connected with the valve needle stroke adjusting device. The fixed seat is provided with a quick-release mechanism which is connected with the liquid storage container; the valve needle stroke adjusting device comprises a valve needle stroke adjusting knob, a reset spring and a positioning spring, wherein threads are arranged on the outer surface of one end of the valve needle stroke adjusting knob and can be matched with the internal threads of the rear end of the inner sleeve, one end of the reset spring abuts against the rear end face of the protrusion of the needle sleeve, and the other end of the reset spring abuts against the front end face of the valve needle stroke adjusting knob.

However, the hand-held spray gun described above has the following disadvantages: after the trigger is loosened, the valve needle moves forwards under the action of the reset spring, so that the front end of the valve needle is finally blocked to the liquid outlet hole in the nozzle, no liquid is sprayed out at the moment, but the reset process completely depends on the elastic restoring force of the reset spring, after long-time use, the spray gun is particularly used for spraying liquid such as pesticide, the corrosion capacity of the spray gun is generally strong, and after long-time use, the elastic force of the reset spring is reduced due to aging or corrosion, so that the tightness between the valve needle and the nozzle is poor.

Disclosure of utility model

The utility model aims to provide a water gun with high sealing performance, which has the effects of saving cost and prolonging service life.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a high leakproofness's squirt, includes the squirt main part, the rivers passageway has been seted up to the squirt main part, rivers passageway both ends correspond intercommunication water inlet and play water nozzle, the squirt main part rotates and is connected with accuse water subassembly, accuse water subassembly is including arranging in axis of rotation and sealing member in the rivers passageway, the axis of rotation rotates and drives sealing member with rivers passageway sealing fit, sealing member with axis of rotation swing joint makes sealing member can be followed axis of rotation is radial relatively is close to or keeps away from.

By adopting the technical scheme, when the sealing element is in an open state relative to the water flow channel in an initial use state, water is introduced into the water flow channel, and water can be directly sprayed out through the water flow channel, so that irrigation of trees is realized; when water irrigation is required to be stopped, an operator rotates the rotating shaft through screwing the rotating shaft, the rotating shaft drives the sealing element to rotate relative to the water gun main body, so that the sealing element rotates to a state of completely blocking the section of the water flow channel, at the moment, the sealing element is movably connected relative to the rotating shaft, and is far away from and abutted against a pipe orifice of the water gun main body, which is positioned at the position of the water flow channel, along the radial direction of the rotating shaft under the pushing of water pressure, in addition, in the rotating process of the rotating shaft, the friction force between the sealing element and the water gun main body can be reduced by the movably arranged sealing element, so that the rotating shaft is easier to rotate.

The utility model is further provided with: the sealing piece comprises stop parts formed by bending two sides of the sealing piece, limiting convex ribs are arranged on the side wall of the rotating shaft corresponding to the stop parts, the limiting convex ribs are matched with the limiting stop parts of the stop parts, and a movable gap is reserved between the sealing piece and the limiting convex ribs.

By adopting the technical scheme, the movable gap allows the sealing element to radially move relative to the rotating shaft, and in addition, the limiting convex rib and the stop of the stop part are limited, so that the moving stroke of the sealing element can be kept within a certain position degree when the sealing element is far away from the rotating shaft, and the sealing element is prevented from being deviated when the sealing element is far away from the rotating shaft, so that the sealing element cannot be reused.

The utility model is further provided with: the side wall of the rotating shaft is provided with a limiting part, the sealing piece is provided with a limiting chute corresponding to the limiting part, and the limiting part is in sliding fit with the limiting chute and mutually stops rotating.

Through adopting above-mentioned technical scheme, spacing portion cooperatees with spacing spout, drives the sealing member and rotates thereupon when can realizing that the pivot rotates on the one hand, on the other hand, because spacing portion and spacing spout can slide along radial relatively for both can keep unanimously in the slip motion in-process in the direction, thereby realize that the operator can rotate through the axis of rotation and realize the accurate control to rivers aperture.

The utility model is further provided with: and two sides of the rotating shaft are provided with stop pieces which are matched with the sealing pieces in a stop mode.

Through adopting above-mentioned technical scheme, the backstop piece of axis of rotation both sides carries out limit stop to the both sides of sealing member, prevents that the sealing member from following the axial slip of axis of rotation takes place the condition that breaks away from.

The utility model is further provided with: and a connecting rib is arranged between the stop piece and the rotating shaft, and the connecting rib is arranged on the rotating shaft and far away from one side wall of the sealing piece.

Through adopting above-mentioned technical scheme, the joint strength between axis of rotation and the backstop spare is used for improving to improve the connection fastness between the two.

The utility model is further provided with: the water gun comprises a water gun body and is characterized in that the water gun body comprises a gun barrel part and a handle part, wherein the water flow channel comprises a water inlet channel, a rotating connecting cavity and a water outlet channel which are sequentially communicated, the water inlet channel is formed in the handle part, the water outlet channel is formed in the gun barrel part, the connecting part of the handle part and the gun barrel part is formed in the rotating connecting cavity, and the rotating shaft is rotationally arranged in the rotating connecting cavity.

The utility model is further provided with: the barrel part is connected with a water outlet nozzle, the water outlet nozzle is communicated with the water outlet channel, one end of the water outlet nozzle is in sealing fit with the side wall of the water outlet channel through a sealing sleeve, the sealing element faces the side wall of the sealing sleeve to form an arc surface, one end, close to the sealing sleeve, of the sealing element is provided with an arc opening, and the sealing element is in running fit with the opening of the sealing sleeve.

By adopting the technical scheme, the sealing sleeve with the arc opening is matched with the arc surface of the sealing element, so that the sealing tightness between the sealing element and the sealing sleeve can be improved.

The utility model is further provided with: the water outlet nozzle is provided with a convex column, the sealing sleeve is provided with a positioning groove corresponding to the convex column, and the convex column is in rotation-stopping fit with the positioning groove.

Through adopting above-mentioned technical scheme for when the seal cover is installed to the water outlet nozzle, both can be relative the rotation that ends, thereby prevent that the seal cover from rotating relative the water outlet nozzle and make the position of seal cover take place the skew, influence the leakproofness of sealing member and seal cover.

The utility model is further provided with: the rotating sleeves are sleeved on two sides of the rotating shaft, and the rotating shaft is rotatably connected with the water gun main body through the rotating sleeves.

Through adopting above-mentioned technical scheme, the additional of rotating the cover is established and can be improved the rotation smoothness of axis of rotation relative squirt main part to prevent that the axis of rotation from directly rotating with the squirt main part and taking place wearing and tearing, lead to the condition that axis of rotation life reduces.

The utility model is further provided with: the rotary shaft is fixedly connected with a rotary handle, the rotary handle is fixedly connected with the rotary shaft through a rotary connecting part, the rotary connecting part is provided with a limiting lug, the water gun main body corresponds to the limiting lug and is provided with a limiting groove, and the limiting lug is in limiting fit with the limiting groove.

Through adopting above-mentioned technical scheme, can carry out spacingly to the rotation angle of twist grip relative squirt main part, prevent that the axis of rotation from rotating excessively and leading to the part damage.

In summary, the utility model has the following beneficial effects:

1. the rotary shaft is rotationally connected with the water flow channel of the water gun body, the sealing element is movably arranged on the rotary shaft, when the rotary shaft drives the sealing element to rotate to a state of completely plugging the water flow channel, the water pressure impacts the sealing element to be away from the rotary shaft, so that the sealing element is abutted against the sealing sleeve connected with the water flow channel, and the sealing sleeve has the effects of saving cost and prolonging service life.

2. The side wall of the rotating shaft is provided with the limiting part, the sealing element is provided with the limiting sliding groove corresponding to the limiting part, and the sealing element is matched with the guiding sliding of the limiting part, so that the sliding direction of the sealing element relative to the rotating shaft is more consistent, and an operator can realize the effect of accurately controlling the size of the water flow opening by utilizing the rotation of the rotating shaft.

3. The adoption is at axis of rotation external fixation connection twist grip, and twist grip's rotation connecting portion sets up spacing lug, and the squirt main part sets up the spacing groove corresponding to spacing lug, utilizes spacing lug and spacing groove's spacing cooperation, has the effect that prevents the axis of rotation and rotate excessively and lead to the part to damage.

Drawings

Fig. 1 is an overall construction view of the present utility model, with the water flow passage in a semi-open state.

Fig. 2 is an exploded view of the present utility model.

Fig. 3 is a longitudinal cross-sectional view of fig. 1 of the present utility model.

Fig. 4 is another longitudinal cross-sectional view of the utility model of fig. 1.

Fig. 5 is an enlarged view of a portion of the area a of fig. 4 in accordance with the present utility model.

Fig. 6 is a longitudinal cross-sectional view of the present utility model, with the water flow channel in a closed state.

Fig. 7 is an enlarged view of a portion of the area B of fig. 6 in accordance with the present utility model.

FIG. 8 is a block diagram of a water management assembly of the present utility model.

Fig. 9 is an exploded view of the rotary shaft and seal of the present utility model.

Fig. 10 is an exploded view of the shaft and seal of the present utility model from another perspective.

Fig. 11 is a view of the water outlet nozzle of the present utility model separated from the sealing sleeve.

In the figure: 1. a water gun body; 1a, a water flow channel; 1b, a limit groove; 11. a barrel section; 11a, a rotary connecting cavity; 11b, a water outlet channel; 12. a handle portion; 12a, a water inlet channel; 2. a water outlet nozzle; 21. a convex column; 3a, a movable gap; 31. a rotating shaft; 311. limiting convex ribs; 312. a limit part; 313. a stopper; 314. a seal ring; 315. a connecting rib; 32. a seal; 321. a stop portion; 322. limiting sliding grooves; 4. sealing sleeve; 41. a positioning groove; 5. a rotating sleeve; 6. rotating the handle; 61. a rotary connection part; 611. and a limit bump.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

1-4, Including squirt main part 1, squirt main part 1 has seted up rivers passageway 1a, and water inlet and faucet 2 are corresponding to intercommunication in rivers passageway 1a both ends, and squirt main part 1 rotates and is connected with accuse water subassembly, and accuse water subassembly is including arranging axis of rotation 31 and sealing member 32 in rivers passageway 1a, and axis of rotation 31 rotates and drives sealing member 32 and water passageway 1a sealing fit, sealing member 32 and axis of rotation 31 swing joint, makes sealing member 32 can be close to relatively along axis of rotation 31 is radial or keep away from.

As shown in fig. 3-10, the sealing element 32 includes a stop portion 321 formed by bending two sides of the sealing element, a limit rib 311 is provided on a side wall of the rotating shaft 31 corresponding to the stop portion 321, the limit rib 311 is in limit stop fit with the stop portion 321, a movable gap 3a is left between the sealing element 32 and the limit rib 311, the movable gap 3a allows the sealing element 32 to move radially relative to the rotating shaft 31, in addition, the limit rib 311 and the stop of the stop portion 321 limit the sealing element 32, so that the moving stroke of the sealing element 32 can be kept within a certain position degree when the sealing element 32 is far away from the rotating shaft 31, and the sealing element 32 is prevented from being deviated when the sealing element is far away from the rotating shaft 31, so that the sealing element cannot be reused; the side wall of the rotating shaft 31 is provided with a limiting part 312, the sealing element 32 is provided with a limiting chute 322 corresponding to the limiting part 312, the limiting part 312 is in sliding fit with the limiting chute 322 and mutually stops rotating, the limiting part 312 is matched with the limiting displacement chute, on one hand, the sealing element 32 can be driven to rotate along with the rotating shaft when the rotating shaft rotates, on the other hand, the limiting part 312 and the limiting chute 322 can relatively slide along the radial direction, so that the two parts can keep consistent in the direction in the sliding motion process, and an operator can realize accurate control of the water flow opening degree through the rotation of the rotating shaft 31; the two sides of the rotating shaft 31 are provided with the stop pieces 313, the stop pieces 313 are in stop fit with the sealing pieces 32, the stop pieces 313 on the two sides of the rotating shaft 31 carry out limit stop on the two sides of the sealing pieces 32, and the situation that the sealing pieces 32 slide along the axial direction of the rotating shaft 31 and are separated is prevented; a connecting rib 315 is disposed between the stop member 313 and the rotating shaft 31, and the connecting rib 315 is disposed on a side wall of the rotating shaft 31 far away from the sealing member 32, and the connecting rib 315 is used for improving the connection strength between the rotating shaft 31 and the stop member 313, thereby improving the connection firmness between the two.

As shown in fig. 1-6, the water gun body 1 comprises a gun barrel part 11 and a handle part 12, the water flow channel 1a comprises a water inlet channel 12a, a rotary connecting cavity 11a and a water outlet channel 11b which are sequentially communicated, the water inlet channel 12a is formed in the handle part 12, the water outlet channel 11b is formed in the gun barrel part 11, the rotary connecting cavity 11a is formed at the joint of the handle part 12 and the gun barrel part 11, and the rotary shaft 31 is rotatably arranged in the rotary connecting cavity 11 a; the barrel part 11 is connected with the water outlet nozzle 2, the water outlet nozzle 2 is communicated with the water outlet channel 11b, one end of the water outlet nozzle 2 is in sealing fit with the side wall of the water outlet channel 11b through the sealing sleeve 4, the side wall of the sealing sleeve 32 facing the sealing sleeve 4 is an arc surface, one end of the sealing sleeve 4, which is close to the sealing sleeve 32, is provided with an arc-shaped opening, the sealing sleeve 32 is in rotating fit with the opening of the sealing sleeve 4, the sealing sleeve 4 with the arc opening is matched with the arc surface of the sealing sleeve 32, so that the sealing tightness between the sealing sleeve 32 and the sealing sleeve 4 can be improved, and the sealing sleeve 32 in the embodiment is in a sealing sheet form; the water outlet nozzle 2 is provided with the convex column 21, the sealing sleeve 4 is provided with the positioning groove 41 corresponding to the convex column 21, and the convex column 21 is in anti-rotation fit with the positioning groove 41, so that when the sealing sleeve 4 is installed on the water outlet nozzle 2, the convex column 21 and the positioning groove can be in anti-rotation relative to each other, the sealing sleeve 4 is prevented from rotating relative to the water outlet nozzle 2, the position of the sealing sleeve 4 is offset, and the tightness of the sealing element 32 and the sealing sleeve 4 is affected.

As shown in fig. 2-3, the rotating sleeves 5 are sleeved on two sides of the rotating shaft 31, the rotating shaft 31 is rotationally connected with the water gun body 1 through the rotating sleeves 5, and the rotating smoothness of the rotating shaft 31 relative to the water gun body 1 can be improved by additionally arranging the rotating sleeves 5, so that the situation that the service life of the rotating shaft 31 is reduced due to abrasion caused by direct rotation of the rotating shaft 31 and the water gun body 1 is prevented; the rotating shaft 31 is fixedly connected with the rotating handle 6, the rotating handle 6 is fixedly connected with the rotating shaft 31 through the rotating connecting part 61, the rotating connecting part 61 is provided with the limiting convex block 611, the water gun body 1 is provided with the limiting groove 1b corresponding to the limiting convex block 611, the limiting convex block 611 is in limiting fit with the limiting groove 1b, the rotating angle of the rotating handle 6 relative to the water gun body 1 can be limited, and the damage of parts caused by excessive rotation of the rotating shaft 31 is prevented; in addition, sealing rings 314 are respectively arranged between the rotating sleeve 5 and the rotating shaft 31 and between the rotating sleeve 5 and the inner wall of the rotating connecting cavity 11a of the water gun body 1.

The basic working principle of the utility model is as follows: in the initial use state, when the sealing element 32 is in an open state relative to the water flow channel 1a, water is led into the water flow channel 1a, and water flow can be directly sprayed out through the water flow channel 1a so as to realize irrigation of the forest tree; when water irrigation is required to be stopped, an operator rotates the rotating shaft 31, the rotating shaft 31 drives the sealing element 32 to rotate relative to the water gun main body 1, so that the sealing element 32 rotates to a state of completely blocking the section of the water flow channel 1a, at the moment, the sealing element 32 is movably connected relative to the rotating shaft 31, and is far away from and abutted against a pipe orifice of the water gun main body 1 positioned at the water flow channel 1a along the radial direction of the rotating shaft 31 under the pushing of water pressure, in addition, in the rotating process of the rotating shaft 31, the friction force between the sealing element 32 and the water gun main body 1 can be reduced by the sealing element 32 which is movably arranged, so that the rotating shaft 31 is easier to rotate.

The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.

Claims (10)

1. The utility model provides a high leakproofness's squirt, is including squirt main part (1), its characterized in that: the water gun is characterized in that a water flow channel (1 a) is formed in the water gun body (1), the water gun body (1) is rotationally connected with a water control assembly, the water control assembly comprises a rotating shaft (31) and a sealing piece (32) which are arranged in the water flow channel (1 a), the rotating shaft (31) rotates to drive the sealing piece (32) to be in sealing fit with the water flow channel (1 a), and the sealing piece (32) is movably connected with the rotating shaft (31), so that the sealing piece (32) can be relatively close to or far away from the rotating shaft (31) in the radial direction.

2. A high tightness water gun according to claim 1, wherein: the sealing element (32) comprises stop parts (321) formed by bending two sides of the sealing element, a limiting convex rib (311) is arranged on the side wall of the rotating shaft (31) corresponding to the stop parts (321), the limiting convex rib (311) is matched with the stop parts (321) in a limiting stop mode, and a movable gap (3 a) is reserved between the sealing element (32) and the limiting convex rib (311).

3. A high tightness water gun according to claim 2, wherein: the side wall of the rotating shaft (31) is provided with a limiting part (312), the sealing piece (32) is provided with a limiting chute (322) corresponding to the limiting part (312), and the limiting part (312) is in sliding fit with the limiting chute (322) and mutually stops rotating.

4. A high tightness water gun according to claim 2, wherein: two sides of the rotating shaft (31) are provided with stop pieces (313), and the stop pieces (313) are in stop fit with the sealing pieces (32).

5. The high tightness water gun according to claim 4, wherein: a connecting rib (315) is arranged between the stop piece (313) and the rotating shaft (31), and the connecting rib (315) is arranged on the rotating shaft (31) and far away from a side wall of the sealing piece (32).

6. A high tightness water gun according to claim 1, wherein: the water gun is characterized in that the water gun body (1) comprises a gun barrel part (11) and a handle part (12), the water flow channel (1 a) comprises a water inlet channel (12 a), a rotating connecting cavity (11 a) and a water outlet channel (11 b) which are sequentially communicated, the water inlet channel (12 a) is formed in the handle part (12), the water outlet channel (11 b) is formed in the gun barrel part (11), the connecting part of the handle part (12) and the gun barrel part (11) is formed in the rotating connecting cavity (11 a), and the rotating shaft (31) is rotationally arranged in the rotating connecting cavity (11 a).

7. The high tightness water gun according to claim 6, wherein: the barrel part (11) is connected with a water outlet nozzle (2), the water outlet nozzle (2) is communicated with a water outlet channel (11 b), one end of the water outlet nozzle (2) is in sealing fit with the side wall of the water outlet channel (11 b) through a sealing sleeve (4), the sealing element (32) faces the side wall of the sealing sleeve (4) to form an arc surface, the sealing sleeve (4) is close to an opening, in which one end of the sealing element (32) is formed into an arc shape, and the sealing element (32) is in running fit with the opening of the sealing sleeve (4).

8. The high tightness water gun according to claim 7, wherein: the water outlet nozzle (2) is provided with a convex column (21), the sealing sleeve (4) is provided with a positioning groove (41) corresponding to the convex column (21), and the convex column (21) is in rotation-stopping fit with the positioning groove (41).

9. A high tightness water gun according to claim 1, wherein: the two sides of the rotating shaft (31) are sleeved with rotating sleeves (5), and the rotating shaft (31) is rotationally connected with the water gun main body (1) through the rotating sleeves (5).

10. A high tightness water gun according to claim 1, wherein: the rotary shaft (31) is fixedly connected with a rotary handle (6), the rotary handle (6) is fixedly connected with the rotary shaft (31) through a rotary connecting part (61), the rotary connecting part (61) is provided with a limiting lug (611), the water gun main body (1) is provided with a limiting groove (1 b) corresponding to the limiting lug (611), and the limiting lug (611) is in limiting fit with the limiting groove (1 b).