CN214717570U

CN214717570U - All-in-one nozzle water inlet assembly of cleaning machine

Info

Publication number: CN214717570U
Application number: CN202120976078.2U
Authority: CN
Inventors: 柯泉清
Original assignee: Wenling Keling Mechanical And Electronic Technology Co ltd
Current assignee: Wenling Keling Mechanical And Electronic Technology Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-16
Anticipated expiration: 2031-05-08

Abstract

The utility model provides a cleaning machine unification nozzle subassembly of intaking more belongs to mechanical technical field. It has solved the current big problem of nozzle processing degree of difficulty. In the utility model, the nozzle comprises a seat body and a cover body which is rotationally arranged on the seat body, at least two water outlets are circumferentially arranged on the cover body, a water inlet which axially penetrates along the water outlets is arranged on the seat body, and the cover body is rotated to align the water inlet with one of the water outlets; the water inlet assembly is arranged in the upper end of the water inlet hole and comprises a water inlet pipe vertically arranged in the water inlet hole, the lower end of the water inlet pipe is fixedly connected with the seat body in a sealing way, the upper end of the water inlet pipe is sleeved with a drain pipe, the drain pipe and the water inlet pipe are in up-and-down sliding fit, and a seal is formed between the drain pipe and the water inlet pipe through a seal ring; the top of the drain pipe is fixed with an annular sealing gasket, the outside of the drain pipe is sleeved with a spring which enables the drain pipe to have upward movement trend, and under the action of the spring, the top wall of the annular sealing gasket is tightly pressed on the inner wall of the cover body to enable the inner hole of the drain pipe to be communicated with the corresponding water outlet. The utility model discloses the processing degree of difficulty is little.

Description

All-in-one nozzle water inlet assembly of cleaning machine

Technical Field

The utility model belongs to the technical field of machinery, a cleaning machine nozzle is related to, especially a cleaning machine all-in-one nozzle subassembly that intakes.

Background

The high pressure cleaner is a machine which can wash the surface of an object by driving a plunger pump to generate high pressure water through a power device, and can peel off and wash away dirt so as to achieve the purpose of cleaning the surface of the object.

The nozzle is an important component of high-pressure cleaning and is used for changing the shape, the angle and the like of the fluid water spray. The existing nozzle is generally divided into a single-function type and a multi-function type, wherein the multi-function nozzle generally comprises a base body and a cover body rotatably arranged on the base body, wherein a plurality of water outlets are circumferentially arranged on the cover body, a straight strip-shaped water inlet hole is arranged on the base body, and the water inlet hole can be aligned with one of the water outlets by rotating the cover body. The water inlet pipe is vertically fixed in the upper end of the water inlet hole, the lower end of the water inlet pipe is communicated with the water inlet hole, and the upper end of the water inlet pipe is sealed with the inner top wall of the cover body through the annular sealing gasket, so that the water inlet pipe and the corresponding water outlet are kept in a communicated state.

During the in-service use, consider that the contact of the interior roof of annular seal pad and lid takes place sealedly, for the sealed effect of guarantee, can be higher to the roughness requirement of the interior roof of lid, the processing degree of difficulty is great, secondly, although annular seal pad possesses certain elasticity and compensaties certain roughness defect, but can aggravate the wearing and tearing of annular seal pad when the roughness is not good, and the life-span is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having above-mentioned problem to current technique, provided a cleaning machine unification nozzle subassembly of intaking more, the technical problem of solution is how to reduce the processing degree of difficulty.

The purpose of the utility model can be realized by the following technical proposal: the all-in-one nozzle water inlet assembly of the cleaning machine comprises a base body and a cover body which is rotatably arranged on the base body, wherein at least two water outlets are circumferentially arranged on the cover body; the water inlet assembly is arranged in the upper end of the water inlet hole and comprises a water inlet pipe vertically arranged in the water inlet hole, and the water inlet assembly is characterized in that the lower end of the water inlet pipe is fixedly connected with the seat body in a sealing way, the upper end of the water inlet pipe is sleeved with a drain pipe, the drain pipe and the water inlet pipe are in up-and-down sliding fit, and a seal is formed between the drain pipe and the water inlet pipe through a seal ring; the top of the drain pipe is fixed with an annular sealing gasket coaxial with the drain pipe, the outside of the drain pipe is sleeved with a spring which enables the drain pipe to have an upward movement trend, and under the action of the spring, the top wall of the annular sealing gasket is tightly pressed on the inner wall of the cover body to enable the inner hole of the drain pipe to be communicated with the corresponding water outlet.

When the water outlet device is used, fluid entering from the lower end of the water inlet hole is guided by the water inlet pipe and the water outlet pipe and is finally sprayed out from the corresponding water outlet.

The inlet tube and the drain pipe are in up-and-down sliding fit and support the drain pipe in the vertical direction through the spring, so that the position of the drain pipe can be adjusted in the vertical direction, the top wall in the cover body is adapted to be in a sealing surface with different shapes or sizes matched with the annular sealing gasket, and therefore when the cover body is actually processed, the requirement for the flatness of the top wall in the cover body can be lowered, the processing difficulty is reduced, the qualified rate of finished products is improved, and the processing cost is reduced.

In the above-mentioned all-in-one nozzle water inlet assembly for a cleaning machine, the inner hole at the upper end of the water inlet hole is composed of an upper step hole and a lower step hole which are coaxially arranged, the water outlet pipe and the water inlet pipe are respectively positioned in the upper step hole and the lower step hole, the upper end of the water inlet pipe extends to the upper step hole, and the bottom wall of the water inlet pipe is tightly pressed on the bottom wall of the lower step hole. Utilize step hole diapire down to carry on spacingly to the inlet tube, the inlet tube installation of being convenient for.

In the all-in-one nozzle water inlet assembly of the cleaning machine, the annular groove coaxial with the water inlet pipe is formed in the bottom wall of the water inlet pipe, the annular rubber pad is arranged in the annular groove, and two end faces of the annular rubber pad are respectively tightly pressed on the bottom wall of the annular groove and the bottom wall of the lower step hole, so that reliable sealing is formed between the water inlet pipe and the seat body, the fluid in the water inlet hole is ensured to completely flow into the water inlet pipe, and the working stability is good.

In the above all-in-one nozzle water inlet assembly for the cleaning machine, the water inlet pipe is detachably connected with the side wall of the lower step hole through threads, so that the water inlet pipe is convenient to mount.

In the above all-in-one nozzle water inlet assembly for the cleaning machine, the convex ring is integrally formed on the outer side wall of the upper end of the drain pipe, and the two ends of the spring are respectively pressed on the bottom wall of the upper step hole and the convex ring.

In foretell cleaning machine unification nozzle subassembly of intaking more, the inside wall of the drain pipe matches and pastes together with the inlet tube outer wall, has seted up annular positioning groove on the inlet tube outer wall, and the sealing washer setting is in annular positioning groove, and the lateral wall and the drain pipe inside wall of sealing washer offset.

In foretell cleaning machine unification nozzle subassembly that intakes more, offer the annular mounting groove that matches with the annular seal pad on the roof of drain pipe, the annular seal pad is located annular mounting groove, and the annular seal pad upper end stretches out annular mounting groove.

Compared with the prior art, the all-in-one nozzle water inlet assembly of the cleaning machine has the following advantages:

1. the inlet tube and the drain pipe are in up-and-down sliding fit and support the drain pipe in the vertical direction through the spring, so that the position of the drain pipe can be adjusted in the vertical direction, the top wall in the cover body is adapted to be in a sealing surface with different shapes or sizes matched with the annular sealing gasket, and therefore when the cover body is actually processed, the requirement for the flatness of the top wall in the cover body can be lowered, the processing difficulty is reduced, the qualified rate of finished products is improved, and the processing cost is reduced.

2. The spring is sleeved outside the drain pipe, and the water inlet pipe directly introduces fluid in the water inlet hole into the drain pipe, so that the contact between the spring and the fluid can be effectively prevented from being influenced, and the working stability of the spring is improved.

Drawings

FIG. 1 is a perspective view of an all-in-one nozzle of a washing machine.

FIG. 2 is a schematic cross-sectional view of an all-in-one nozzle of the cleaning machine.

Fig. 3 is an enlarged schematic view of a structure at a in fig. 2.

In the figure, 1, a seat body; 1a, a water inlet hole; 1a1, upper stepped bore; 1a2, lower step hole; 2. a cover body; 2a, a water outlet; 3. a water inlet pipe; 4. a drain pipe; 4a, an annular mounting groove; 4b, a convex ring; 5. a seal ring; 6. an annular seal; 7. a spring; 8. an annular rubber pad.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, in the all-in-one nozzle water inlet assembly of the cleaning machine, the nozzle includes a base 1 and a cover 2 sleeved outside the base 1, and the cover 2 is rotatably connected to the base 1.

Wherein the content of the first and second substances,

at least two water outlets 2a are circumferentially arranged on the cover body 2, and the axes of the water outlets 2a are vertically arranged. In practical products, the number of the water outlets 2a can be 2, 3, 4, 5 or the like.

Be equipped with on the pedestal 1 along the inlet opening 1a that delivery port 2a axial runs through, this moment promptly, inlet opening 1a is the bar, and the last port and the lower port of inlet opening 1a are delivery port 2a and water inlet respectively. When the cover body 2 is rotated, the water inlet hole 1a can be aligned with one of the water outlets 2 a.

As shown in fig. 2 and 3, the water inlet assembly is disposed in the upper end of the water inlet hole 1a, the water inlet assembly includes a water inlet pipe 3 vertically disposed in the water inlet hole 1a, and the water inlet pipe 3 and the water inlet hole 1a are coaxially disposed. The lower end of the water inlet pipe 3 is fixedly connected with the seat body 1 in a sealing way, so that the fluid entering from the lower end of the water inlet hole 1a is completely discharged into the water inlet pipe 3. The outer cover of 3 upper ends of inlet tube has drain pipe 4, and sliding fit about drain pipe 4 and inlet tube 3 just forms sealedly through sealing washer 5 between the two. The top of the drain pipe 4 is fixed with an annular sealing gasket 6 which is coaxial with the drain pipe 4, the drain pipe 4 is also sleeved with a spring 7 which enables the drain pipe 4 to have upward movement trend, and under the action of the spring 7, the top wall of the annular sealing gasket 6 is tightly pressed on the inner wall of the cover body 2 to enable the inner hole of the drain pipe 4 to be communicated with the corresponding water outlet 2 a. When the water-saving device is used, fluid entering from the lower end of the water inlet hole 1a is guided by the water inlet pipe 3 and the water outlet pipe 4 and is finally sprayed out from the corresponding water outlet 2 a.

In the present embodiment, it is preferred that,

the annular seal 6 is mounted as follows: an annular mounting groove 4a matched with the annular sealing gasket 6 is formed in the top wall of the water discharge pipe 4, and the annular mounting groove 4a is coaxial with the water discharge pipe 4. The annular packing 6 is located in the annular mounting groove 4a, and the upper end of the annular packing 6 extends out of the annular mounting groove 4 a. Preferably, the annular sealing gasket 6 is fixedly connected with the drain pipe 4 in a bonding mode.

The inlet pipe 3 is mounted as follows: an inner hole at the upper end of the water inlet hole 1a is composed of an upper stepped hole 1a1 and a lower stepped hole 1a2 which are coaxially arranged, the upper stepped hole 1a1 is communicated with the lower stepped hole 1a2, and the aperture of the upper stepped hole 1a1 is larger than that of the lower stepped hole 1a 2. The drain pipe 4 and the inlet pipe 3 are located in the upper stepped hole 1a1 and the lower stepped hole 1a2, respectively, and the upper end of the inlet pipe 3 extends to the upper stepped hole 1a 1. Preferably, the inlet pipe 3 is detachably connected to the side wall of the lower stepped hole 1a2 by means of screw threads, and the bottom wall of the inlet pipe 3 is pressed against the bottom wall of the lower stepped hole 1a 2. Set up the ring channel coaxial with inlet tube 3 on the diapire of inlet tube 3, be equipped with annular rubber pad 8 in the ring channel, and the both ends face of annular rubber pad 8 sticiss respectively on ring channel diapire and lower step hole 1a2 diapire, make to form reliable sealed between inlet tube 3 and the pedestal 1, ensure that the fluid in inlet opening 1a flows into inlet tube 3 completely, job stabilization nature is better.

The spring 7 is mounted as follows: the outer side wall of the upper end of the water discharge pipe 4 is integrally formed with a convex ring 4a, the convex ring 4a and the water discharge pipe 4 are coaxial, and two ends of the spring 7 respectively press against the bottom wall of the upper step hole 1a1 and the convex ring 4 a.

The seal ring 5 is mounted as follows: the inner wall of the water discharging pipe 4 is matched with the outer wall of the water inlet pipe 3 and is attached together, the annular positioning groove is formed in the outer wall of the water inlet pipe 3, the sealing ring 5 is arranged in the annular positioning groove, and the outer side wall of the sealing ring 5 is abutted to the inner side wall of the water discharging pipe 4. Preferably, the inner wall of the water outlet pipe 4 and the outer wall of the water inlet pipe 3 are cylindrical surfaces matched with each other.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The all-in-one nozzle water inlet assembly of the cleaning machine comprises a base body (1) and a cover body (2) rotatably arranged on the base body (1), wherein at least two water outlets (2a) are circumferentially arranged on the cover body (2), a water inlet hole (1a) axially penetrating through the water outlets (2a) is formed in the base body (1), and the water inlet hole (1a) can be aligned with one water outlet (2a) by rotating the cover body (2); the water inlet assembly is arranged in the upper end of the water inlet hole (1a) and comprises a water inlet pipe (3) vertically arranged in the water inlet hole (1a), and is characterized in that the lower end of the water inlet pipe (3) is fixedly connected with the base body (1) in a sealing way, a drain pipe (4) is sleeved outside the upper end of the water inlet pipe (3), the drain pipe (4) and the water inlet pipe (3) are in up-and-down sliding fit, and a seal is formed between the drain pipe and the water inlet pipe through a seal ring (5); the top of the drain pipe (4) is fixed with an annular sealing gasket (6) coaxial with the drain pipe, the outer sleeve of the drain pipe (4) is provided with a spring (7) enabling the drain pipe (4) to have an upward movement trend, and under the action of the spring (7), the top wall of the annular sealing gasket (6) is tightly pressed on the inner wall of the cover body (2) to enable the inner hole of the drain pipe (4) to be communicated with the corresponding water outlet (2 a).

2. The all-in-one nozzle water inlet assembly of the cleaning machine as claimed in claim 1, wherein the inner hole at the upper end of the water inlet hole (1a) is formed by an upper step hole (1a1) and a lower step hole (1a2) which are coaxially arranged, the water outlet pipe (4) and the water inlet pipe (3) are respectively positioned in the upper step hole (1a1) and the lower step hole (1a2), the upper end of the water inlet pipe (3) extends to the upper step hole (1a1), and the bottom wall of the water inlet pipe (3) is pressed against the bottom wall of the lower step hole (1a 2).

3. The all-in-one nozzle water inlet assembly of the cleaning machine as claimed in claim 2, wherein the bottom wall of the water inlet pipe (3) is provided with an annular groove coaxial with the water inlet pipe (3), an annular rubber gasket (8) is arranged in the annular groove, and two end faces of the annular rubber gasket (8) are respectively pressed tightly on the bottom wall of the annular groove and the bottom wall of the lower step hole (1a 2).

4. The all-in-one nozzle water inlet assembly for the washing machine as claimed in claim 2 or 3, wherein the water inlet pipe (3) is detachably connected with the sidewall of the lower step hole (1a2) by a screw thread.

5. The all-in-one nozzle water inlet assembly of the cleaning machine as claimed in claim 1, wherein a convex ring (4b) is integrally formed on the outer side wall of the upper end of the water discharge pipe (4), and two ends of the spring (7) respectively press against the bottom wall of the upper stepped hole (1a1) and the convex ring (4 b).

6. The all-in-one nozzle water inlet assembly of the cleaning machine is characterized in that the inner wall of the water outlet pipe (4) is matched with and attached to the outer wall of the water inlet pipe (3), an annular positioning groove is formed in the outer wall of the water inlet pipe (3), the sealing ring (5) is arranged in the annular positioning groove, and the outer side wall of the sealing ring (5) is abutted to the inner side wall of the water outlet pipe (4).

7. The all-in-one nozzle water inlet assembly of the cleaning machine is characterized in that an annular mounting groove (4a) matched with the annular sealing gasket (6) is formed in the top wall of the water discharge pipe (4), the annular sealing gasket (6) is located in the annular mounting groove (4a), and the upper end of the annular sealing gasket (6) extends out of the annular mounting groove (4 a).