CN112474120B - Spraying device for processing office stationery placing frame - Google Patents
Spraying device for processing office stationery placing frame Download PDFInfo
- Publication number
- CN112474120B CN112474120B CN202011326135.9A CN202011326135A CN112474120B CN 112474120 B CN112474120 B CN 112474120B CN 202011326135 A CN202011326135 A CN 202011326135A CN 112474120 B CN112474120 B CN 112474120B
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- nozzle
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- cavity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/085—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to flow or pressure of liquid or other fluent material to be discharged
- B05B12/087—Flow or presssure regulators, i.e. non-electric unitary devices comprising a sensing element, e.g. a piston or a membrane, and a controlling element, e.g. a valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
Abstract
The invention relates to a spraying device for processing an office stationery placing frame, which comprises a device body, wherein a first nozzle is fixed at the front end of the device body, a first nozzle is arranged at the front end of the first nozzle, a first spraying cavity is arranged at the rear end of the first nozzle, a connecting pipeline is arranged in the device body, a first arc-shaped groove is arranged on one side of the first nozzle, and a second arc-shaped groove is arranged on the other side of the first nozzle; a second spray nozzle is arranged on one side of the first spray nozzle, a second spray nozzle is arranged at the front end of the second spray nozzle, a second spray cavity is arranged at the rear end of the second spray nozzle, a first arc-shaped bulge is arranged at the rear end of the second spray nozzle, a third spray nozzle is arranged on the first arc-shaped bulge, and a third spray cavity is arranged on the first arc-shaped bulge and communicated with the second spray cavity; the first shower nozzle opposite side sets up the third shower nozzle, and the third shower nozzle front end sets up the fourth spout, and the third shower nozzle rear end sets up the fourth and spouts the chamber, and the third shower nozzle rear end sets up the second arc arch, sets up the fifth spout on the second arc arch, and the second arc arch sets up the fifth and spouts the chamber, and first arc arch and second arc are protruding to be articulated with the device body. The device has improved spraying efficiency.
Description
Technical Field
The invention belongs to the field of spraying devices, and particularly relates to a spraying device for processing an office stationery placing frame.
Background
The office stationery shelf is specially manufactured according to the characteristics of office stationery, and due to the fact that the office stationery is diversified and small in general specification, a plurality of small grids are arranged on the front face of the general office stationery shelf.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a spraying device for processing an office stationery placing frame, which aims to solve the technical problems.
In order to achieve the above object, the present invention provides a technical solution as follows:
a spraying device for processing an office stationery placing frame comprises a device body, wherein a first nozzle is fixed at the front end of the device body, a first nozzle is arranged at the front end of the first nozzle, a first spraying cavity communicated with the first nozzle is arranged at the rear end of the first nozzle, a connecting pipeline communicated with the first spraying cavity is arranged in the device body, one end, which is not connected with the first nozzle, of the connecting pipeline extends out of the device body, a first arc-shaped groove is formed in one side of the first nozzle, and a second arc-shaped groove is symmetrically formed in the other side of the first nozzle; a second spray nozzle is arranged on one side of the first spray nozzle, a second spray nozzle is arranged at the front end of the second spray nozzle, a second spray cavity communicated with the first spray cavity is arranged at the rear end of the second spray nozzle, a first arc-shaped bulge matched with the first arc-shaped groove is arranged at the rear end of the second spray nozzle, a third spray nozzle is arranged on the first arc-shaped bulge, a third spray cavity communicated with the third spray nozzle is arranged at a position, close to the second spray cavity, of the first arc-shaped bulge, and the third spray cavity is communicated with the second spray cavity; the opposite side of first shower nozzle sets up the third shower nozzle, the front end of third shower nozzle is provided with the fourth spout, the rear end of third shower nozzle be provided with the first fourth that spouts the chamber intercommunication spouts the chamber, the rear end of third shower nozzle be provided with second arc wall complex second arc is protruding, be provided with the fifth spout in the second arc arch, the second arc is protruding to be close to the fourth spout the position in chamber be provided with the fifth of fifth spout intercommunication spouts the chamber, the fifth spout the chamber with the chamber intercommunication is spouted to the fourth, first arc protruding with the second arc arch with the device body is articulated.
Preferably, the first spraying cavity is communicated with the second spraying cavity through a hose; the first spraying cavity is communicated with the fourth spraying cavity through a hose.
Preferably, the central position of the first arc-shaped protrusion and the central position of the second arc-shaped protrusion are respectively connected with a central shaft, the central shaft is hinged to the device body, and a driving device for driving the central shaft to rotate is arranged on the device body corresponding to the central shaft.
Preferably, the driving device is a stepping motor.
Preferably, the first spraying cavity is located on one side, away from the first nozzle, of the first arc-shaped groove and the second arc-shaped groove, and the first spray head is contracted inwards on one side, close to the first arc-shaped groove and the second arc-shaped groove, so that the first arc-shaped groove and the second arc-shaped groove form an arc-shaped protruding part on one side, away from the first spraying cavity, of the first arc-shaped groove and the second arc-shaped groove; the third nozzle is arranged at the position of the first arc-shaped bulge close to the arc-shaped bulge part; the fifth nozzle is arranged at the position, close to the arc-shaped protruding part, of the second arc-shaped protrusion.
Preferably, the rear end of the second nozzle is close to the central position of the first arc-shaped bulge and is in smooth transition with the first arc-shaped bulge; the rear end of the third nozzle is close to the center of the second arc-shaped bulge and is in smooth transition with the second arc-shaped bulge.
Preferably, a valve is arranged on the connecting pipeline, and a switch for controlling the valve to open and close is arranged on the device body; and a return pipe is arranged on one side, close to the first spray nozzle, of the valve on the connecting pipeline.
Preferably, the apparatus body is provided with an operation portion.
Preferably, the operating part is a handle.
Preferably, the first and second arcuate projections are replaced with semi-circular projections.
According to the spraying device for processing the office stationery placing frame, provided by the invention, when the spraying device is used, the connecting pipe is connected with the spraying liquid conveying device, and the spraying liquid enters the first spraying cavity through the connecting pipe, then enters the second spraying cavity and the third spraying cavity through the hoses, and finally is sprayed out through the first nozzle, the second nozzle and the third nozzle, so that the spraying operation can be carried out on one plane in the office stationery; when the grids are sprayed, the second spray head and the third spray head can be rotated, so that the second spray head and the third spray head are sprayed to the side surfaces, and the third spray nozzle and the fifth spray nozzle are exposed out of positions for supplementing the spraying of the second spray head and the third spray head, so that the two side surfaces of the grids can be sprayed simultaneously at one time, the labor intensity is reduced, and the spraying efficiency is improved.
Drawings
FIG. 1 is a schematic view of the internal structure of the spraying device for processing the office stationery placing frame according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is a use state diagram of the invention.
Reference numerals in the figures; the device comprises a device body 1, a first spray head 2, a first nozzle 2-1, a first spray cavity 2-2, a first arc-shaped groove 2-3, a second arc-shaped groove 2-4, an arc-shaped bulge 2-5, a connecting pipeline 3, a second spray head 4, a second nozzle 4-1, a second spray cavity 4-2, a third nozzle 4-3, a third spray cavity 4-4, a third spray head 5, a fourth nozzle 5-1, a fourth spray cavity 5-2, a fifth nozzle 5-3, a fifth spray cavity 5-4, a central shaft 6, a valve 7, a switch 8, a return pipe 9, a handle 10, a spray liquid conveying pipeline 11, a spray liquid storage tank 12, a first pressure pump 13, a return pipe 14, a first control valve 15, a shunt pipe 16, a second pressure pump 17 and a second control valve 18.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a spraying device for processing an office stationery placing frame, which comprises a device body 1, wherein a first spray head 2 is fixed at the front end of the device body, a first spray nozzle 2-1 is arranged at the front end of the first spray head, a first spray cavity 2-2 communicated with the first spray nozzle is arranged at the rear end of the first spray head, a connecting pipeline 3 communicated with the first spray cavity is arranged in the device body, one end of the connecting pipeline, which is not connected with the first spray head, extends out of the device body and is used for connecting a spraying liquid conveying pipe, a first arc-shaped groove 2-3 is arranged at one side of the first spray head, a second arc-shaped groove 2-4 is symmetrically arranged at the other side of the first spray cavity and the second arc-shaped groove, which are far away from the first spray nozzle, and the first spray head shrinks inwards at one side close to the first arc-shaped groove and the second arc-shaped groove to ensure that the first arc-shaped groove and the second arc-shaped groove are close to the first arc-shaped groove and the second arc-shaped groove The groove is provided with an arc-shaped bulge part 2-5 at one side far away from the first spraying cavity; a second spray nozzle 4 is arranged on one side of the first spray nozzle, a second spray nozzle 4-1 is arranged at the front end of the second spray nozzle, and a second spray cavity 4-2 communicated with the first spray cavity is arranged at the rear end of the second spray nozzle; a third spray nozzle 5 is arranged on the other side of the first spray nozzle, a fourth spray nozzle 5-1 is arranged at the front end of the third spray nozzle, a fourth spray cavity 5-2 communicated with the first spray cavity is arranged at the rear end of the third spray nozzle, in the embodiment, the first spray cavity is communicated with the fourth spray cavity through a hose so as to facilitate the rotation of the third spray nozzle, a second arc-shaped bulge matched with the second arc-shaped groove is arranged at the rear end of the third spray nozzle, a fifth spray nozzle 5-3 is arranged on the second arc-shaped bulge close to the second arc-shaped bulge, a fifth spray cavity 5-4 communicated with the fifth spray nozzle is arranged on the second arc-shaped bulge close to the fourth spray cavity, the fifth spray cavity is communicated with the fourth spray cavity, and the first arc-shaped bulge and the second arc-shaped bulge are hinged with the device body, the device can be generally connected with the device body through a central shaft 6, in practical production, the central position of the first arc-shaped protrusion and the central position of the second arc-shaped protrusion can be respectively connected with the central shaft 6, the central shaft is hinged with the device body, and a driving device for driving the central shaft to rotate is arranged on the device body corresponding to the central shaft, wherein the driving device can use a stepping motor. In the above implementation, the third nozzle is disposed at a position where the first arc-shaped protrusion is close to the arc-shaped protrusion; the fifth nozzle is arranged at the position, close to the arc-shaped protruding part, of the second arc-shaped protrusion. The third nozzle and the fifth nozzle are exposed when the second nozzle and the third nozzle rotate conveniently, and the first nozzle is inwards contracted at one side close to the first arc-shaped groove and the second arc-shaped groove to enable the front of the arc-shaped protruding part to form a space for outward diffusion of spraying liquid when the third nozzle and the fifth nozzle are sprayed.
When the spraying device for processing the office stationery placing frame is used, the connecting pipe is connected with the spraying liquid conveying device, and the spraying liquid enters the first spraying cavity through the connecting pipe, then enters the second spraying cavity and the third spraying cavity through the hose, and finally is sprayed out through the first nozzle, the second nozzle and the third nozzle, so that a plane in the office stationery can be sprayed; when the lattice is sprayed, the second spray head and the third spray head can be rotated to enable the second spray head and the third spray head to spray to the side surface, and the third spray nozzle and the fifth spray nozzle are exposed to supplement the spraying positions of the second spray head and the third spray head, so that the two side surfaces of the lattice can be sprayed simultaneously at one time, the labor intensity is reduced, and the spraying efficiency is improved; in practical production, the first nozzle and the second nozzle can be arranged to incline, and the third nozzle and the fifth nozzle are exposed out of the arc-shaped bulge part, so that when a wider plane is sprayed, the first nozzle, the second nozzle, the third nozzle, the fourth nozzle and the fifth nozzle can be matched with each other to form a wider spraying range in a mode of rotating the second nozzle and the third nozzle, and the spraying efficiency is improved conveniently; in actual production, valves for controlling the second spray head and the third spray head can be arranged in the device body so as to control the second spray head and the third spray head to open and close.
In order to facilitate the rotation of the second spray head and the third spray head and prevent the mutual restriction of the second spray head, the third spray head and the first spray head edge, the rear end of the second spray head is close to the central position of the first arc-shaped bulge and forms a part of the first arc-shaped bulge through smooth transition with the first arc-shaped bulge; the rear end of the third nozzle is close to the center of the second arc-shaped bulge, and forms a part of the first arc-shaped bulge in smooth transition with the second arc-shaped bulge.
For the convenience of operation, referring to fig. 1, a valve 7 may be further disposed on the connecting pipeline, a switch 8 for controlling the opening and closing of the valve is disposed on the device body, a handle 10 is disposed on the device body, and of course, other operation portions for the convenience of operation may be used as the handle; as a preferred embodiment, referring to fig. 3, a return pipe 9 may be further provided on the connecting pipe at a side of the valve close to the first nozzle, the connecting pipe is connected to a spraying liquid delivery pipe 11, the spraying liquid delivery pipe is connected to a spraying liquid storage tank 12, a first pressure pump 13 is mounted on the spraying liquid delivery pipe, the return pipe is connected to a return pipe 14, the return pipe is connected to the spraying liquid storage tank, a first control valve 15 is mounted on the return pipe, the return pipe is provided with a shunt pipe 16 at two sides of the control valve, the shunt pipes at two sides are connected to form a bypass pipe, a second pressure pump 17 is mounted on the bypass pipe, the power of the pressure pump can be set smaller than that of the first pressure pump, a second control valve 18 can be further mounted on the shunt pipe at a side of the second pressure pump close to the return pipe, when the spraying device is not in use, the first pressure pump 13 is turned off, the first control valve 15 is opened so that the spraying liquid in each chamber flows back to the spraying liquid storage tank under the residual pressure, when the first nozzle, the second nozzle, the third nozzle, the fourth nozzle and the fifth nozzle are used simultaneously, the first control valve and the second control valve can be opened, the first pressure pump and the second pressure pump are started simultaneously to ensure the liquid supply pressure, of course, when smaller pressure is needed, such as when only the first nozzle is used, the valve 7 can be controlled to be closed, and only the second pressure pump is used to provide the spraying liquid.
In the above structure, the first arc-shaped protrusion and the second arc-shaped protrusion may be replaced by semicircular protrusions.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. A spraying device for processing an office stationery placing frame comprises a device body (1), wherein a first nozzle (2) is fixed at the front end of the device body, a first nozzle (2-1) is arranged at the front end of the first nozzle, a first spraying cavity (2-2) communicated with the first nozzle is arranged at the rear end of the first nozzle, a connecting pipeline (3) communicated with the first spraying cavity is arranged in the device body, one end of the connecting pipeline, which is not connected with the first nozzle, extends out of the device body, and the spraying device is characterized in that,
a first arc-shaped groove (2-3) is formed in one side of the first spray head, and second arc-shaped grooves (2-4) are symmetrically formed in the other side of the first spray head;
a second spray head (4) is arranged on one side of the first spray head, a second spray nozzle (4-1) is arranged at the front end of the second spray head, a second spray cavity (4-2) communicated with the first spray cavity is arranged at the rear end of the second spray head, a first arc-shaped bulge matched with the first arc-shaped groove is arranged at the rear end of the second spray head, a third spray nozzle (4-3) is arranged on the first arc-shaped bulge, a third spray cavity (4-4) communicated with the third spray nozzle is arranged at a position, close to the second spray cavity, of the first arc-shaped bulge, and the third spray cavity is communicated with the second spray cavity;
a third spray head (5) is arranged on the other side of the first spray head, a fourth spray nozzle (5-1) is arranged at the front end of the third spray head, a fourth spray cavity (5-2) communicated with the first spray cavity is arranged at the rear end of the third spray head, a second arc-shaped bulge matched with the second arc-shaped groove is arranged at the rear end of the third spray head, a fifth spray nozzle (5-3) is arranged on the second arc-shaped bulge, a fifth spray cavity (5-4) communicated with the fifth spray nozzle is arranged at a position, close to the fourth spray cavity, of the second arc-shaped bulge, the fifth spray cavity is communicated with the fourth spray cavity, and the first arc-shaped bulge and the second arc-shaped bulge are hinged to the device body;
the first spray cavity is positioned on one sides, far away from the first nozzle, of the first arc-shaped groove and the second arc-shaped groove, and the first spray head shrinks inwards on one sides, near the first arc-shaped groove and the second arc-shaped groove, so that the first arc-shaped groove and the second arc-shaped groove form arc-shaped bulges (2-5) on one sides, far away from the first spray cavity;
the third nozzle is arranged at the position of the first arc-shaped bulge close to the arc-shaped bulge part;
the fifth nozzle is arranged at the position, close to the arc-shaped protruding part, of the second arc-shaped protrusion;
when the lattice is sprayed, the second spray head and the third spray head can be rotated, so that the second spray head and the third spray head spray to the side surface, and the third spray nozzle and the fifth spray nozzle are exposed to positions for supplementing the spraying of the second spray head and the third spray head; or the first nozzle and the second nozzle can be arranged to be inclined, and the third nozzle and the fifth nozzle are exposed out of the arc-shaped bulge part, so that when a wider plane is sprayed, the first nozzle, the second nozzle, the third nozzle, the fourth nozzle and the fifth nozzle can be matched with each other to form a wider spraying range in a mode of rotating the second nozzle and the third nozzle.
2. The spraying device for processing the office stationery holding frame as claimed in claim 1, wherein the first spraying cavity is communicated with the second spraying cavity through a hose;
the first spraying cavity is communicated with the fourth spraying cavity through a hose.
3. The spraying device for processing office stationery holding frame as claimed in claim 1, wherein a central shaft (6) is connected to a central position of the first arc-shaped protrusion and a central position of the second arc-shaped protrusion, respectively, the central shaft is hinged to the device body, and a driving device for driving the central shaft to rotate is arranged on the device body corresponding to the central shaft.
4. The spraying device for processing office stationery holding frames as claimed in claim 3, wherein said driving means is a stepping motor.
5. The spraying device for processing the office stationery holding frame as claimed in claim 1, wherein the rear end of the second nozzle is close to the center of the first arc-shaped protrusion and is in smooth transition with the first arc-shaped protrusion;
the rear end of the third nozzle is close to the center of the second arc-shaped bulge and is in smooth transition with the second arc-shaped bulge.
6. The spraying device for processing the office stationery placing frame as claimed in claim 1, wherein a valve (7) is arranged on the connecting pipeline, and a switch (8) for controlling the valve to open and close is arranged on the device body;
a return pipe (9) is arranged on one side, close to the first spray nozzle, of the valve on the connecting pipeline.
7. The spraying device for processing an office stationery holding frame as claimed in claim 1, wherein an operating part is provided on the device body.
8. The spraying device for processing office stationery holding frame as claimed in claim 7, wherein said operating portion is a handle (10).
9. The spraying device for processing an office stationery holding frame as claimed in claim 1, wherein said first and second arcuate projections are replaced with semicircular projections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011326135.9A CN112474120B (en) | 2020-11-24 | 2020-11-24 | Spraying device for processing office stationery placing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011326135.9A CN112474120B (en) | 2020-11-24 | 2020-11-24 | Spraying device for processing office stationery placing frame |
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| Publication Number | Publication Date |
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| CN112474120A CN112474120A (en) | 2021-03-12 |
| CN112474120B true CN112474120B (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011326135.9A Active CN112474120B (en) | 2020-11-24 | 2020-11-24 | Spraying device for processing office stationery placing frame |
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| CN (1) | CN112474120B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112958341B (en) * | 2021-03-19 | 2022-01-18 | 杭州湘泰环境科技有限公司 | Spraying device for pipeline repair and using method thereof |
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| JP2004148160A (en) * | 2002-10-29 | 2004-05-27 | Nagata Seisakusho:Kk | Device for sprinkling liquid chemical |
| KR20200045379A (en) * | 2018-10-22 | 2020-05-04 | 김유경 | Sprinkler |
| CN211134383U (en) * | 2019-10-22 | 2020-07-31 | 应城市恒天药业包装有限公司 | Release agent spraying device |
| CN211707120U (en) * | 2019-12-03 | 2020-10-20 | 付海滨 | Adjustable spray head for diatom ooze spraying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB1565692A (en) * | 1976-03-02 | 1980-04-23 | Wellcome Found | Luquid dispensing device |
| JP2557661B2 (en) * | 1987-09-28 | 1996-11-27 | 株式会社三機精工所 | Method and apparatus for removing deposits in tube |
| JP3527170B2 (en) * | 2000-04-19 | 2004-05-17 | 株式会社三谷バルブ | Injector |
| CN104209200B (en) * | 2014-09-19 | 2016-05-04 | 北京北机机电工业有限责任公司 | A kind of nozzle of adjustable projected area |
| CN109013087B (en) * | 2018-09-21 | 2020-07-24 | 徐州新南湖科技有限公司 | Comprehensive coal face dustproof spray head |
| CN210675566U (en) * | 2019-09-08 | 2020-06-05 | 自贡市兴宇硬质合金模具有限公司 | High-pressure airless sprayer nozzle |
| CN211587129U (en) * | 2019-12-31 | 2020-09-29 | 山东大拇指喷雾设备有限公司 | Supporting frame convenient for angle adjustment for atomizing spray head |
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2020
- 2020-11-24 CN CN202011326135.9A patent/CN112474120B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004148160A (en) * | 2002-10-29 | 2004-05-27 | Nagata Seisakusho:Kk | Device for sprinkling liquid chemical |
| KR20200045379A (en) * | 2018-10-22 | 2020-05-04 | 김유경 | Sprinkler |
| CN211134383U (en) * | 2019-10-22 | 2020-07-31 | 应城市恒天药业包装有限公司 | Release agent spraying device |
| CN211707120U (en) * | 2019-12-03 | 2020-10-20 | 付海滨 | Adjustable spray head for diatom ooze spraying device |
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| CN112474120A (en) | 2021-03-12 |
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