CN107938576B - High-pressure angular rotation spray head - Google Patents
High-pressure angular rotation spray head Download PDFInfo
- Publication number
- CN107938576B CN107938576B CN201711291663.3A CN201711291663A CN107938576B CN 107938576 B CN107938576 B CN 107938576B CN 201711291663 A CN201711291663 A CN 201711291663A CN 107938576 B CN107938576 B CN 107938576B
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- Prior art keywords
- water
- spray head
- angular
- accommodating cavity
- pressure
- Prior art date
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- 239000007921 spray Substances 0.000 title claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 139
- 238000007789 sealing Methods 0.000 claims abstract description 63
- 238000005507 spraying Methods 0.000 claims abstract description 28
- 125000006850 spacer group Chemical group 0.000 claims abstract description 14
- 210000004907 gland Anatomy 0.000 claims description 7
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 3
- 241001417527 Pempheridae Species 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a high-pressure angular rotation spray head, which comprises a water delivery supporting pipe, an angular rotation spray head and an end face sealing device, wherein the water delivery supporting pipe is provided with a water inlet pipe; a cylindrical accommodating cavity with at least one open end is arranged in the rotary angle nozzle, an end face sealing device is embedded on the inner wall of the accommodating cavity, a plurality of angular water spraying holes are arranged on the side wall of the rotary angle nozzle at intervals along the radial direction of the accommodating cavity, and the angular water spraying holes penetrate through the end face sealing device; one side of the water delivery supporting tube is a water inlet end, the cylindrical surface of the other side is a water outlet end, the water outlet end is positioned in the accommodating cavity, and the rotating angle direction spray head can rotate around the water delivery supporting tube so that high-pressure water can be sprayed out through the angle direction spray hole; wherein, the caliber of the water inlet of the angular water spraying hole is larger than that of the water outlet, and a spacer bush for preventing water seepage is arranged between the end face sealing device and the inner wall of the accommodating cavity. The high-pressure angular rotating spray head is flexible to rotate, less in abrasion, good in sealing performance and long in service life.
Description
Technical Field
The invention relates to a high-pressure angular rotation spray head.
Background
The road sweeper is novel efficient sweeping equipment integrating road sweeping, garbage recycling and transportation. The novel equipment can finish the work of cleaning the ground, cleaning the road pavement edge, sprinkling water to the ground after cleaning and the like at one time, and can be suitable for cleaning operations of various climates and different pavements.
The brush on the current road sweeper sweeps the dish, and the brush is wearing and tearing very easily, often needs in time to adjust and sweeps the distance of dish and ground, otherwise can seriously influence the cleaning effect, therefore brush sweeps a dish life weak point, changes spare part number of times more, has intangibly increased maintenance cost, and the urgent need provides a new high pressure angle to rotatory nozzle to improve and cleans work efficiency, optimizes clean effect.
Disclosure of Invention
The invention aims to provide a high-pressure angular rotary spray head, which cancels brush parts on the original sweeping disc and uses a plurality of groups of high-pressure water flow to replace a brush to sweep the road surface. The high-pressure angular rotating spray head is flexible to rotate, good in sealing performance, cleaner in cleaning, long in service life and capable of greatly improving the cleaning efficiency.
In order to achieve the above purpose, the invention provides a high-pressure angular rotation spray head, which comprises a water delivery supporting pipe, an angular rotation spray head and an end face sealing device;
a cylindrical accommodating cavity with at least one open end is arranged in the rotary angle nozzle, an end face sealing device is embedded on the inner wall of the accommodating cavity, a plurality of angular water spraying holes are arranged on the side wall of the rotary angle nozzle at intervals along the radial direction of the accommodating cavity, and the angular water spraying holes penetrate through the end face sealing device;
one side of the water delivery supporting tube is a water inlet end, the cylindrical surface of the other side is a water outlet end, the water outlet end is positioned in the accommodating cavity, and the rotating angle direction spray head can rotate around the axial direction of the water delivery supporting tube so that high-pressure water can be sprayed out through the angle direction spray hole;
wherein, the caliber of the water inlet of the angular water spraying hole is larger than that of the water outlet, and a spacer bush for preventing water seepage is arranged between the end face sealing device and the inner wall of the accommodating cavity.
Preferably, an inner step is formed on the inner peripheral wall of the accommodating cavity, and the end face sealing device is embedded in the inner step; bearings are arranged at the top and/or the bottom of the inner step.
Preferably, the inner step is positioned between the water inlet end of the water delivery supporting tube and the angular water spraying hole, and the bearings are two coaxially arranged.
Preferably, the number of the inner steps is two, and the inner steps are symmetrically arranged above and below the angular water spraying holes.
Preferably, the end face sealing device comprises a sealing element, a sealing ring, a main shaft, a shaft sleeve and a spring; wherein,,
the sealing ring is sleeved on the side wall of the water delivery supporting pipe along the circumferential direction, the main shaft and the shaft sleeve are sequentially sleeved outside the sealing ring from inside to outside, and the spring is sleeved on the shaft sleeve so that the main shaft can prop the sealing piece against the water delivery pipeline of the angular water spraying hole.
Preferably, a mounting seat for mounting the bolt is further arranged between the sealing ring and the bearing, one end of the spring is abutted against the mounting seat, and the other end of the spring is abutted against the shaft sleeve.
Preferably, the sealing member and the sealing ring are made of ceramic materials, and the main shaft, the shaft sleeve and the spring are made of metal materials.
Preferably, the water delivery support tube is characterized in that the accommodating cavity is provided with openings at two ends, one end is provided with a water outlet end of the water delivery support tube, and the other end is fixedly connected with a gland.
Preferably, the gland is removably mounted to the swivel angular nozzle.
Preferably, the spacer is a metal spacer.
According to the technical scheme, the high-pressure angular rotation spray head provided by the invention is sleeved on the outer wall of the water delivery support pipe and can rotate around the axial direction of the water delivery support pipe, and when high-pressure water enters the pipe body from the water inlet end at one side of the water delivery support pipe and reaches the inside of the angular rotation spray head, the angular rotation spray head rotates at a high speed, and the high-pressure water flows through the angular water spray hole to be sprayed out. In the working process, an end face sealing device is additionally arranged at the position of the accommodating cavity of the rotary angle direction spray head, which rotates around the axial direction of the water delivery supporting pipe, and the sealing performance of the rotary angle direction spray head is greatly improved by using the end face sealing device; meanwhile, a spacer bush used for preventing water seepage is further arranged between the end face sealing device and the inner wall of the accommodating cavity, so that the end face sealing device can be thrown out and discharged to a special drain hole between the spray heads through the outer part of the spacer bush and the rotation angle in many long-term use processes, the whole mechanical structure is optimized, and the service life is prolonged.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the description serve to explain, without limitation, the invention. In the drawings:
FIG. 1 is a schematic view of a high pressure angular rotation spray head according to one embodiment of the present invention;
FIG. 2 is a schematic view of a high pressure angular rotation spray head according to another embodiment of the present invention;
fig. 3 is a cross-sectional view of a high pressure angular rotation spray head in one embodiment provided in accordance with the present invention.
Description of the reference numerals
1-rotation angle spray head 2-bearing
3-angle water spraying hole 4-water delivery supporting tube
5-sealing element 6-sealing ring
7-spindle 8-sleeve
9-gland 10-mount
11-spacer 12-spring
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
In the present invention, unless otherwise indicated, terms such as "upper, lower, inner, outer, far, near" and the like are used merely to denote the orientation of the term in a conventional use state or are commonly understood by those skilled in the art, and should not be construed as limiting the term.
Referring to fig. 1-3, the invention provides a high-pressure angular rotation spray head, which comprises a water delivery supporting pipe 4, an angular rotation spray head 1 and an end face sealing device;
a cylindrical accommodating cavity with at least one open end is arranged in the rotary angle nozzle 1, an end face sealing device is embedded on the inner wall of the accommodating cavity, a plurality of angular water spraying holes 3 are arranged on the side wall of the rotary angle nozzle 1 along the radial direction of the accommodating cavity at intervals, and the angular water spraying holes 3 penetrate through the end face sealing device;
one side of the water delivery supporting tube 4 is a water inlet end, the other side is a water outlet end, the water outlet end is positioned in the accommodating cavity, and the rotating angle direction spray head 1 can rotate around the axial direction of the water delivery supporting tube 4 so that high-pressure water is sprayed out through the angular direction water spraying hole 3;
wherein, the caliber of the water inlet of the angular water spraying hole 3 is larger than that of the water outlet, and a spacer 11 for preventing water seepage is arranged between the end face sealing device and the inner wall of the accommodating cavity.
Through the technical scheme, the high-pressure angular rotating spray head is sleeved with the rotary angular spray head 1 on the outer wall of the water delivery support pipe 4 and can rotate around the axial direction of the water delivery support pipe 4, when high-pressure water enters the pipe body from the water inlet end on one side of the water delivery support pipe 4 and reaches the rotary angular spray head 1, the high-pressure water is sprayed out from the water outlet end on the other side of the water delivery support pipe 4 at a high speed due to the influence of centrifugal force generated by the high-speed rotation of the rotary angular spray head 1. In the working process, an end face sealing device is additionally arranged at the position of rotating the accommodating cavity of the rotary angle direction spray head 1 around the axial direction of the water delivery supporting pipe 4, and the sealing performance of the rotary angle direction spray head 1 is greatly improved by using the end face sealing device; meanwhile, a spacer bush for preventing water seepage is further arranged between the end face sealing device and the inner wall of the accommodating cavity, so that water seepage and seepage of the end face sealing device in a long-term use process can be thrown out of the water delivery supporting tube 4 to be discharged through the influence of centrifugal force on a special water discharge hole between the spacer bush 11 and the rotating angle and the spray head, the whole mechanical structure is optimized, and the service life is prolonged.
In one embodiment, when the high-pressure angular rotation spray head rotates at a high speed, the centrifugal force is also increased along with the increase of the rotation speed, at this time, the mounting component in the accommodating cavity is easy to displace, so as to influence the spraying effect of the high-pressure angular rotation spray head, in order to avoid the situation, an inner step is preferably formed on the inner peripheral wall of the accommodating cavity, and the end face sealing device is embedded in the inner step; the top and/or bottom of the inner step is provided with a bearing 2.
In another embodiment, in order to further optimize the internal structure of the high-pressure angular rotation spray head, it is preferable that the inner step is located between the water inlet end of the water delivery support pipe 4 and the angular water spray hole 3, and the bearings 2 are two coaxially arranged. Meanwhile, in order to ensure that the stress is balanced when the high-pressure angular rotating spray head rotates at a high speed, the swing caused by uneven stress is effectively prevented, the abrasion between adjacent parts is avoided, the service life is prolonged, and the inner parts of the high-pressure angular rotating spray head are preferably symmetrically arranged, namely, the inner steps are two and symmetrically arranged above and below the angular water spraying hole 3.
The end face sealing device is a core component of the high-pressure angular rotation spray head, and in order to ensure the tightness of a water outlet channel by generating enough force in the high-speed rotation water spraying process of the high-pressure angular rotation spray head, the water leakage is prevented, the maintenance cost is reduced, and the end face sealing device preferably comprises a sealing element 5, a sealing ring 6, a main shaft 7, a shaft sleeve 8 and a spring 12; the sealing ring 6 is sleeved on the side wall of the water delivery supporting pipe 4 along the circumferential direction, the main shaft 7 and the shaft sleeve 8 are sequentially sleeved outside the sealing ring 6 from inside to outside, and the spring 12 is sleeved on the shaft sleeve 8 so that the main shaft 7 can prop the sealing piece 5 against the water delivery pipeline of the angular water spraying hole 3.
Because the high-pressure angular rotation spray head consumes larger parts in the use process, the materials of all parts are preferably materials with large hardness and excellent wear resistance, and particularly, the parts are preferably made of ceramic materials of the sealing element 5 and the sealing ring 6, the main shaft 7, the shaft sleeve 8 and the spring 12 are made of metal materials, and the spacer bush 11 is a metal spacer bush. Therefore, the friction force between the containing cavity and the water delivery supporting tube 4 is reduced by utilizing the performances of high hardness, wear resistance and smooth surface of the ceramic material and the metal material, and the service life of the whole high-pressure angular rotary spray head can be prolonged. The materials used for the sealing element 5 and the sealing ring 6 can be cemented carbide, silicon carbide or other materials with high hardness and high wear resistance commonly used in the field.
In addition, in order to make the high-pressure angular rotation spray head internal installation more compact, reduce the gap between the parts, avoid the eccentric centrifugal force influence when high-speed rotation, preferably still be equipped with between sealing washer 6 and the bearing 2 and be used for the mount pad 10 of bolt installation, spring 12 one end is supported and is leaned on mount pad 10, and the other end is supported and is leaned on the axle sleeve 8.
In addition, in order to facilitate the installation or the disassembly of the water delivery supporting tube 4 and the rotation angle of the spray head 1, the accommodating cavity is preferably provided with two openings at two ends, one end is provided with the water outlet end of the water delivery supporting tube 4, and the other end is fixedly connected with the gland 9. The gland 9 is preferably detachably mounted to the swivel angle head 1 for the convenience of replacement of the gland 9.
In order to enable water in the water delivery support pipe 4 to enter the angular water spraying hole 3 and then spray water in a plurality of directions, preferably, a plurality of water outlet holes are formed in the water outlet end of the water delivery support pipe 4, so that when the angular water spraying hole 3 rotates to the position of the water outlet hole, water in the water delivery support pipe 4 can enter the angular water spraying hole 3, and meanwhile, water is finally sprayed out of the angular water spraying hole 3 under the action of centrifugal force. The water spraying area can be controlled by setting the unblocked and closed states of the water spraying holes 3 with different angles, so that the water spraying holes 3 with the angles arranged in the circumferential direction can spray water partially, and the water in the area can be sprayed directionally according to different requirements under different conditions.
Further, in order to make full use of the centrifugal force and the water pressure so that the sprayed water rotated into the spray head 1 has an excellent spray area to save more water resources, it is preferable that the caliber of the water inlet of the angular water spray hole 3 is larger than that of the water outlet.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the scope of the technical concept of the present invention, and all the simple modifications belong to the protection scope of the present invention.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the invention can be made without departing from the spirit of the invention, which should also be considered as disclosed herein.
Claims (7)
1. The high-pressure angular rotating spray head is characterized by comprising a water delivery supporting tube (4), an angular rotating spray head (1) and an end face sealing device;
the rotary angle spray head (1) is internally provided with a cylindrical accommodating cavity with at least one open end, the inner wall of the accommodating cavity is embedded with the end face sealing device, the side wall of the rotary angle spray head (1) is provided with a plurality of angular water spray holes (3) along the radial interval of the accommodating cavity, and the angular water spray holes (3) penetrate through the end face sealing device;
one side of the water delivery supporting tube (4) is a water inlet end, the cylindrical surface of the other side is a water outlet end, the water outlet end is positioned in the accommodating cavity, and the rotating angle direction spray head (1) can rotate around the axial direction of the water delivery supporting tube (4) so as to spray high-pressure water through the directional angle of the angle direction spray hole (3);
wherein the caliber of the water inlet of the angular water spraying hole (3) is smaller than that of the water outlet, and a spacer bush (11) for preventing water seepage is arranged between the end face sealing device and the inner wall of the accommodating cavity;
the inner step is positioned between the water inlet end of the water delivery supporting tube (4) and the angular water spraying hole (3), and the bearings (2) are two coaxially arranged;
an inner step is formed on the inner peripheral wall of the accommodating cavity, and the end face sealing device is embedded in the inner step; the top and/or the bottom of the inner step is/are provided with a bearing (2);
the end face sealing device comprises a sealing piece (5), a sealing ring (6), a main shaft (7), a shaft sleeve (8) and a spring (12); wherein,,
the sealing ring (6) is sleeved on the side wall of the water delivery supporting tube (4) along the circumferential direction, the main shaft (7) and the shaft sleeve (8) are sequentially sleeved outside the sealing ring (6) from inside to outside, and the spring (12) is sleeved on the shaft sleeve (8) so that the main shaft (7) can prop the sealing piece (5) against the water delivery pipeline of the angular water spraying hole (3).
2. The high-pressure angular rotation spray head according to claim 1, wherein the number of the inner steps is two and the inner steps are symmetrically arranged above and below the angular water spray hole (3).
3. The high-pressure angular rotation spray head according to claim 1, characterized in that a mounting seat (10) for bolt mounting is further arranged between the sealing ring (6) and the bearing (2), one end of the spring (12) is abutted against the mounting seat (10), and the other end is abutted against the shaft sleeve (8).
4. A high-pressure angular rotation spray head according to claim 1 or 3, characterized in that the sealing element (5) and the sealing ring (6) are made of ceramic material or alloy material, and the main shaft (7), the shaft sleeve (8) and the spring (12) are made of metal material.
5. The high-pressure angular rotary spray head according to claim 1, wherein the accommodating cavity is provided with two openings at two ends, one end is provided with a water outlet end of the water delivery supporting tube (4), and the other end is fixedly connected with a gland (9).
6. The high-pressure angular rotation spray head according to claim 5, characterized in that the gland (9) is detachably mounted on the angular rotation spray head (1).
7. The high-pressure angular rotation spray head according to claim 1, characterized in that the spacer (11) is a metal spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711291663.3A CN107938576B (en) | 2017-12-08 | 2017-12-08 | High-pressure angular rotation spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711291663.3A CN107938576B (en) | 2017-12-08 | 2017-12-08 | High-pressure angular rotation spray head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107938576A CN107938576A (en) | 2018-04-20 |
| CN107938576B true CN107938576B (en) | 2023-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711291663.3A Active CN107938576B (en) | 2017-12-08 | 2017-12-08 | High-pressure angular rotation spray head |
Country Status (1)
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| CN (1) | CN107938576B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867521B (en) * | 2018-08-27 | 2023-10-31 | 芜湖市中亚汽车制动元件有限公司 | Novel high-pressure angular rotating spray head |
| CN111501640A (en) * | 2020-03-20 | 2020-08-07 | 中国人民解放军陆军防化学院 | Ground decontamination plant and vehicle |
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| KR101955780B1 (en) * | 2013-12-30 | 2019-03-08 | 베이징 차이나 사이언스 올가닉 이노베이션 엘엘씨 | Automatic high-speed rotary atomizing device, use thereof and a fire extinguishing method by using same |
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| CN107938576A (en) | 2018-04-20 |
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