CN112547332A

CN112547332A - Nozzle assembly of high-pressure cleaning machine

Info

Publication number: CN112547332A
Application number: CN202011370688.4A
Authority: CN
Inventors: 陈颜贞; 金怡; 何莎莎
Original assignee: Zhejiang Institute of Mechanical and Electrical Engineering Co Ltd
Current assignee: Hefei Jiuzhou Longteng Scientific And Technological Achievement Transformation Co ltd; Zhejiang Fuhong Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-03-26
Anticipated expiration: 2040-11-30
Also published as: CN112547332B

Abstract

The invention relates to the technical field of high-pressure cleaning machines, and discloses a nozzle assembly of a high-pressure cleaning machine, which comprises an assembly shell and an end cover connected with the front end of the assembly shell, wherein a heat-conducting base body is fixed in the assembly shell, a plurality of heating pipes are arranged in the heat-conducting base body, a flow-guiding channel is arranged at the center of the heat-conducting base body, a baffle plate is arranged at the rear end of the heat-conducting base body in the assembly shell, a connecting pipe is arranged at the rear end of the baffle plate, a central hole communicated with the flow-guiding channel is arranged at the center of the baffle plate, a connecting sleeve is arranged on the connecting pipe, an air pipe connector and a water pipe connector are arranged. The invention can heat cold water instantly to improve the activity of water molecules and greatly improve the cleaning effect.

Description

Nozzle assembly of high-pressure cleaning machine

Technical Field

The invention relates to the technical field of high-pressure cleaning machines, in particular to a nozzle assembly of a high-pressure cleaning machine.

Background

The high-pressure cleaning machine is a common cleaning device and generally comprises a water pipe, a high-pressure pump and a spray gun, wherein the spray gun is connected with the high-pressure pump through the water pipe, and water is pressurized by the high-pressure pump and then is sprayed out of the spray gun. In many factories, high-pressure cleaning machines are used for washing equipment, products, parts and the like, and some car washing machines also use the high-pressure cleaning machines for washing car bodies. However, in cold winter, because the temperature of the water sprayed from the high-pressure washer is very low (close to zero degrees), water molecules are inactive, and it is difficult to effectively wash the greasy dirt on the surface of the object, and after the vehicle body is washed, water remains on the surface of the vehicle body, and after the vehicle is driven to the road, dust in the air is absorbed by the water on the surface of the vehicle body, and after the water is dried, a lot of stains remain on the vehicle body.

Disclosure of Invention

The invention aims to solve the problems of the high-pressure cleaning machine in the prior art, and provides a nozzle assembly of the high-pressure cleaning machine, which can heat cold water, thereby improving the activity of water molecules and the flushing effect, has high heat utilization rate and small heat loss, and can spray high-pressure hot air to quickly dry residual moisture after flushing.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a high pressure cleaner nozzle assembly, includes subassembly casing, the end cover of being connected with subassembly casing front end, be fixed with the heat conduction base member in the subassembly casing, be equipped with a plurality of heating pipes in the heat conduction base member, the center of heat conduction base member is equipped with the water conservancy diversion passageway, the rear end that lies in the heat conduction base member in the subassembly casing is equipped with the baffle, and the rear end of baffle is equipped with the connecting pipe, and the center of baffle is equipped with the centre bore that communicates with the water conservancy diversion passageway, be equipped with the adapter sleeve on the connecting pipe, the rear end of adapter sleeve is equipped with trachea joint, water pipe joint, the center of end cover is. The air pipe joint is connected with a high-pressure air pipe (an air compressor), the water pipe joint is connected with a high-pressure water pipe (a high-pressure cleaning machine), when articles are washed, when the environment temperature is high, the heating pipe is not heated, water in the high-pressure water pipe is directly sprayed out through the flow guide channel, the water outlet pipe and the spray head, so that the articles are washed, moisture is remained on the surface of the articles after washing, then the high-pressure water pipe stops water feeding, gas is introduced into the high-pressure air pipe, the high-pressure gas is sprayed on the surface of the articles, so that the moisture remained on the surface of the articles is blown off; when the environment temperature is low, so that the water temperature in the water tank of the high-pressure cleaning machine is low, water molecules of low-temperature water are inactive, the flushing effect is poor, the heating pipe is heated at the moment, so that the water temperature sprayed out of the spray head is improved, the activity of the water molecules is enhanced, the flushing effect is improved, high-pressure gas is heated in the same way, and the blown hot air is more favorable for water evaporation; when the nozzle is used for washing the automobile, the automobile body is washed more cleanly.

Preferably, a plurality of heating through holes are formed in the heat conduction substrate and located around the flow guide channel, the heating pipes are arranged in the heating through holes in a one-to-one correspondence mode, a sliding seat is arranged at the front end of the heat conduction substrate, the front end of each heating pipe is fixedly connected with the sliding seat, an annular gap is formed between each heating pipe and each heating through hole, a plurality of liquid inlet holes communicated with the heating through holes in a one-to-one correspondence mode are formed in the inner wall of the front end of the flow guide channel, the sliding seat is axially and slidably connected with the heat conduction substrate, the water outlet pipe penetrates through the sliding seat to be connected with the sliding seat into a whole, a sealing boss is arranged at the rear end of the water outlet pipe, a first liquid outlet hole is formed in the position, located on the rear side of the sliding seat, of the side of the water outlet. When the heating is not needed, the sliding seat is driven to move forwards through the driving mechanism, so that the sliding seat is separated from the front end face of the heat-conducting base body, and a medium (water or air) is sprayed out from the spray head after sequentially passing through the flow guide channel, the first liquid outlet hole and the water outlet pipe; when the medium is required to be heated, the sliding seat is driven by the driving mechanism to move backwards and abut against the front end face of the heat conduction base body, the path of the medium in the nozzle assembly is changed at the moment, the medium (water or air) sequentially passes through the flow guide channel, the liquid inlet hole, the annular gap, the heating pipe, the second liquid outlet hole, the water outlet pipe and the spray head to be sprayed out, the flowing path of the medium is changed in the heating state, the heat exchange area of the medium and the heating pipe is prolonged, the heating time is prolonged, the heating effect is improved, the heated medium is directly sprayed out from the spray head, the heat utilization rate is high, and the heat loss.

Preferably, the driving mechanism comprises an adjusting sleeve sleeved on the outer side of the water outlet pipe, the adjusting sleeve is rotatably connected with the water outlet pipe, the rear end of the adjusting sleeve extends into the end cover and is in threaded connection with the end cover, an outer limiting boss is arranged on the outer wall of the rear end of the adjusting sleeve, an inner limiting boss is arranged on the inner wall of the front end of the adjusting sleeve, and a rotary table is arranged on the outer side of the front end of the adjusting sleeve; when the turntable drives the adjusting sleeve to rotate forwards, the adjusting sleeve drives the sliding seat to move forwards and separate from the heat-conducting base body, and when the turntable drives the adjusting sleeve to rotate backwards, the adjusting sleeve drives the sliding seat to move backwards and abut against the end face of the heat-conducting base body. The forward movement and the backward movement of the sliding seat are realized through the forward rotation and the backward rotation of the adjusting sleeve, and the operation is very convenient.

Preferably, the front end of the baffle is provided with guide sleeves which correspond to the heating through holes one by one, the heating pipes correspondingly extend into the guide sleeves one by one and are connected with the guide sleeves in a sliding manner, and the side surfaces of the guide sleeves are provided with flow guide holes.

Preferably, the front end of the heat-conducting base body is provided with a plurality of sliding holes, and the rear end of the sliding seat is provided with guide posts which are in one-to-one corresponding sliding fit with the sliding holes. The guide post is matched with the sliding hole, so that the sliding seat can slide stably in the axial direction.

Preferably, the outer side of the component housing is provided with symmetrically distributed holding handles. The handle is convenient for holding by hand.

Preferably, an annular heating cavity is arranged in the heating pipe, and an electric heating wire is arranged in the annular heating cavity.

Therefore, the invention can heat the cold water in real time to improve the activity of water molecules, greatly improve the cleaning effect, and has small heat loss and high heat utilization rate; meanwhile, water spraying and air spraying can be switched, and after the articles are washed, residual moisture is quickly dried through high-pressure air spraying, so that the use is very convenient.

Drawings

FIG. 1 is a schematic diagram of a structure of the present invention.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a schematic view of a heating tube in a non-heated state.

Fig. 4 is a schematic view of a heating tube in a heated state.

Fig. 5 is a schematic structural view of a heating tube.

In the figure: the assembly comprises an assembly shell 1, an end cover 2, a heat conducting base body 3, a flow guide channel 30, a heating through hole 31, an annular gap 32, a liquid inlet hole 33, a sliding hole 34, a heating pipe 4, an annular heating cavity 40, an electric heating wire 41, a baffle 5, a connecting pipe 50, a central hole 51, a guide sleeve 52, a flow guide hole 53, a connecting sleeve 6, a gas pipe connector 7, a water pipe connector 8, a water outlet pipe 9, a first liquid outlet hole 91, a second liquid outlet hole 92, a sealing boss 90, a spray head 10, a holding handle 11, a sliding seat 12, a guide pillar 120, an adjusting sleeve 13, an outer limiting boss 130, an inner limiting boss 131 and a rotary.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description below:

as shown in fig. 1, fig. 2 and fig. 3, the nozzle assembly of the high pressure cleaning machine includes an assembly housing 1, an end cover 2 connected to a front end of the assembly housing, a heat conducting base 3 fixed in the assembly housing 1, a plurality of heating pipes 4 arranged in the heat conducting base, a flow guiding channel 30 arranged at a center of the heat conducting base 3, a baffle 5 arranged at a rear end of the heat conducting base in the assembly housing 1, a connecting pipe 50 arranged at a rear end of the baffle 5, a central hole 51 arranged at a center of the baffle 5 and communicated with the flow guiding channel, a connecting sleeve 6 arranged on the connecting pipe 50, a gas pipe joint 7 arranged at a rear end of the connecting sleeve 6, a water pipe joint 8 arranged at a center of the end cover 2, a water outlet pipe 9 arranged at an outer end of the water outlet pipe, a.

A plurality of heating through holes 31 are formed in the heat-conducting base body 3 and positioned around the flow guide channel 30, the heating pipes 4 are correspondingly arranged in the heating through holes one by one, the sliding seat 12 is arranged at the front end of the heat-conducting base body 3, the front end of the heating pipe 4 is fixedly connected with the sliding seat 12, an annular gap 32 is formed between the heating pipe 4 and the heating through holes 31, guide sleeves 52 which are correspondingly arranged with the heating through holes one by one are arranged at the front end of the baffle plate 5, the heating pipes correspondingly extend into the guide sleeves to be slidably connected with the guide sleeves one by one, flow guide holes 53 are formed in the side surfaces of the guide sleeves 52, as shown in fig. 5, an annular heating cavity; the inner wall of the front end of the flow guide channel 30 is provided with a plurality of liquid inlet holes 33 which are communicated with the heating through holes in a one-to-one correspondence manner, the front end of the heat conduction base body 3 is provided with a plurality of sliding holes 34, the rear end of the sliding seat 12 is provided with guide pillars 120 which are in one-to-one correspondence with the sliding holes, the sliding seat 12 is connected with the heat conduction base body in an axial sliding manner, the water outlet pipe 9 penetrates through the sliding seat and is connected with the sliding seat into a whole, the rear end of the water outlet pipe 9 is provided with a sealing boss 90, the side surface of the water outlet pipe 9, which is positioned at the rear side of the sliding seat, is provided with a first liquid outlet hole 91, the side surface of the water outlet.

The driving mechanism comprises an adjusting sleeve 13 sleeved on the outer side of the water outlet pipe, the adjusting sleeve 13 is rotatably connected with the water outlet pipe, the rear end of the adjusting sleeve 13 extends into the end cover 2 and is in threaded connection with the end cover, an outer limiting boss 130 is arranged on the outer wall of the rear end of the adjusting sleeve 13, an inner limiting boss 131 is arranged on the inner wall of the front end of the adjusting sleeve, and a rotary disc 132 is arranged on the outer side of the front end of the adjusting sleeve; when the turntable drives the adjusting sleeve to rotate forwards, the adjusting sleeve drives the sliding seat to move forwards and separate from the heat-conducting base body, and when the turntable drives the adjusting sleeve to rotate backwards, the adjusting sleeve drives the sliding seat to move backwards and abut against the end face of the heat-conducting base body.

The principle of the invention is as follows with reference to the attached drawings: as shown in fig. 1, the air pipe joint is connected with a high-pressure air pipe (air compressor), the water pipe joint is connected with a high-pressure water pipe (high-pressure cleaning machine), when articles are washed, when the environment temperature is high and the heating pipe does not need to be heated, the state of the nozzle assembly is shown in fig. 3, the sliding seat moves forwards to be separated from the front end face of the heat-conducting base body by rotating the adjusting sleeve, a medium (water or air) is sprayed out from the nozzle after sequentially passing through the flow guide channel, the first liquid outlet hole and the water outlet pipe, and the flow path of the medium is shown by a dotted line in; when the environmental temperature is very low (10 ℃ and below), the activity of water molecules is reduced, the cleaning effect is reduced, the medium needs to be heated by the heating pipe, the state of the nozzle assembly in the heating state of the heating pipe is shown in figure 4, the sliding seat moves backwards to be abutted against the front end face of the heat-conducting base body by rotating the adjusting sleeve, the path of the medium in the nozzle assembly is changed, the medium (water or air) sequentially passes through the flow guide channel, the liquid inlet hole, the annular gap, the heating pipe, the second liquid outlet hole, the water outlet pipe and the nozzle to be sprayed out, the flow path of the medium is shown by a dotted line in figure 4, the flow path of the medium is prolonged in the heating state, the heat exchange area and the heating time of the medium and the heating pipe are increased, the medium can be heated rapidly and is directly sprayed out from the nozzle, the cleaning effect of water is improved, and the inner side and, high heat utilization rate and low heat loss.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are within the scope of the present invention.

Claims

1. The utility model provides a high pressure cleaner nozzle assembly, includes subassembly casing, the end cover of being connected with subassembly casing front end, characterized by, be fixed with the heat conduction base member in the subassembly casing, be equipped with a plurality of heating pipes in the heat conduction base member, the center of heat conduction base member is equipped with the water conservancy diversion passageway, the rear end that lies in the heat conduction base member in the subassembly casing is equipped with the baffle, and the rear end of baffle is equipped with the connecting pipe, and the center of baffle is equipped with the centre bore that communicates with the water conservancy diversion passageway, be equipped with the adapter sleeve on the connecting pipe, the rear end of adapter sleeve is equipped with air pipe joint, water pipe joint, the center of end.

2. The nozzle assembly of claim 1, wherein a plurality of heating through holes are formed in the heat conductive substrate around the flow guide channel, the heating pipes are disposed in the heating through holes in a one-to-one correspondence, the front end of the heat-conducting base body is provided with a sliding seat, the front end of the heating pipe is fixedly connected with the sliding seat, an annular gap is formed between the heating pipe and the heating through hole, the inner wall of the front end of the flow guide channel is provided with a plurality of liquid inlet holes which are communicated with the heating through holes in a one-to-one correspondence manner, the sliding seat is axially and slidably connected with the heat-conducting base body, the water outlet pipe penetrates through the sliding seat to be connected with the sliding seat into a whole, the rear end of the water outlet pipe is provided with a sealing boss, the side surface of the water outlet pipe, which is positioned at the rear side of the sliding seat, is provided with a first liquid outlet hole, the side surface of the water outlet pipe, which is positioned at the front side of the sliding seat, is provided with a second liquid outlet hole, and a driving mechanism for controlling the sliding seat to move along the axial direction is arranged between the water outlet pipe and the end cover.

3. The nozzle assembly of claim 2, wherein the driving mechanism comprises an adjusting sleeve sleeved on the outer side of the water outlet pipe, the adjusting sleeve is rotatably connected with the water outlet pipe, the rear end of the adjusting sleeve extends into the end cover and is in threaded connection with the end cover, an outer limiting boss is arranged on the outer wall of the rear end of the adjusting sleeve, an inner limiting boss is arranged on the inner wall of the front end of the adjusting sleeve, and a rotary disc is arranged on the outer side of the front end of the adjusting sleeve; when the turntable drives the adjusting sleeve to rotate forwards, the adjusting sleeve drives the sliding seat to move forwards and separate from the heat-conducting base body, and when the turntable drives the adjusting sleeve to rotate backwards, the adjusting sleeve drives the sliding seat to move backwards and abut against the end face of the heat-conducting base body.

4. The nozzle assembly of claim 2, wherein the front end of the baffle plate is provided with a guide sleeve corresponding to the heating through holes, the heating pipes extend into the guide sleeve in a sliding connection with the guide sleeve, and the side surface of the guide sleeve is provided with a flow guide hole.

5. The nozzle assembly of claim 2, 3 or 4, wherein the heat conducting base has a plurality of sliding holes at the front end thereof, and the sliding base has guide posts at the rear end thereof, which are slidably engaged with the sliding holes in a one-to-one correspondence manner.

6. The nozzle assembly of claim 1, wherein the assembly housing includes symmetrically disposed grips on the outside thereof.

7. The nozzle assembly of claim 1, wherein the heating tube includes an annular heating chamber, and wherein the annular heating chamber includes an electrical heating wire.