CN109453911B - Self-cleaning nozzle - Google Patents
Self-cleaning nozzle Download PDFInfo
- Publication number
- CN109453911B CN109453911B CN201710786333.5A CN201710786333A CN109453911B CN 109453911 B CN109453911 B CN 109453911B CN 201710786333 A CN201710786333 A CN 201710786333A CN 109453911 B CN109453911 B CN 109453911B
- Authority
- CN
- China
- Prior art keywords
- channel
- air
- water
- cleaning
- nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
Landscapes
- Nozzles (AREA)
Abstract
The invention provides a self-cleaning nozzle, aiming at solving the problem that the existing nozzle can be cleaned only in a shutdown state. The nozzle comprises a nozzle body; the nozzle body comprises a first channel, a second channel, a third channel, a first filtering channel, an air outlet channel of the first channel, a second filtering channel and a water outlet channel of the second channel; two ends of the first filtering channel are respectively communicated with the first channel, and an air outlet channel of the first channel is respectively communicated with the first channel and the third channel; and two ends of the second filtering channel are respectively communicated with the second channel, and a water outlet channel of the second channel is respectively communicated with the second channel and the third channel. The self-cleaning nozzle provided by the invention can clean the inside of the nozzle in a non-stop state, solves the problem that the existing nozzle is easy to block, is suitable for various media such as gas, water and the like, and can adjust the flow of sprayed water.
Description
Technical Field
The invention relates to a nozzle, in particular to a self-cleaning nozzle.
Background
The existing nozzle is easy to block after working for a period of time, and if impurities in water are more, the nozzle is easier to block, so that the nozzle is prevented from being blocked and needs to be stopped to clean the inside of the nozzle, and inconvenience is brought to production.
Disclosure of Invention
The invention provides a self-cleaning nozzle (hereinafter, may be simply referred to as a nozzle) in order to solve the problem that the conventional nozzle can be cleaned only in a stop state. The self-cleaning nozzle includes a nozzle body. The self-cleaning nozzle provided by the invention can clean the inside of the nozzle in a non-stop state, solves the problem that the existing nozzle is easy to block, is suitable for various media such as gas, water and the like, and can adjust the flow of sprayed water.
In order to solve the problems, the invention adopts the following technical scheme:
the invention provides a self-cleaning nozzle, which comprises a nozzle body; the nozzle body comprises a first channel, a second channel, a third channel, a first filtering channel, an air outlet channel of the first channel, a second filtering channel and a water outlet channel of the second channel; two ends of the first filtering channel are respectively communicated with the first channel, and an air outlet channel of the first channel is respectively communicated with the first channel and the third channel; two ends of the second filtering channel are respectively communicated with the second channel, and a water outlet channel of the second channel is respectively communicated with the second channel and the third channel;
a first air cylinder is formed on the inner surface of one end of the first channel, a cleaning exhaust port is formed at the other end of the first channel, a first piston rod head is arranged in the first air cylinder, one end of the first piston rod head is connected with a first piston rod, a first air flow blocking structure and a second air flow blocking structure are arranged on the first piston rod, and the first piston rod can move along the first channel under the driving of the first piston rod head;
a second cylinder is formed on the inner surface of one end of the second channel, a cleaning water outlet is formed at the other end of the second channel, a second piston rod head is arranged in the second cylinder, a second piston rod is connected to one end of the second piston rod head, a first water flow blocking structure and a second water flow blocking structure are arranged on the second piston rod, and the second piston rod can move along the second channel under the driving of the second piston rod head;
in the working process of spraying water, an air inlet cavity of a first channel is formed between the first air flow blocking structure and the second air flow blocking structure of the nozzle, and an air outlet cavity of the first channel is formed between the second air flow blocking structure and the first piston rod head; a water inlet cavity of a second channel is formed between the first water flow separation structure and the second water flow separation structure, and a water outlet cavity of the second channel is formed between the second water flow separation structure and the second piston rod head;
in the process of cleaning the internal structure of the nozzle, a cleaning exhaust cavity of a first channel is formed between the first airflow blocking structure and the cleaning exhaust port, and a cleaning intake cavity of the first channel is formed by the first airflow blocking structure and the second airflow blocking structure; a cleaning drainage cavity of the second channel is formed between the first water flow blocking structure and the cleaning drainage outlet, and a cleaning water inlet cavity of the second channel is formed between the first water flow blocking structure and the second water flow blocking structure.
Furthermore, in the water spraying process of the nozzle, airflow sequentially passes through the air inlet cavity of the first channel, the first filtering channel, the air outlet cavity of the first channel and the air outlet channel of the first channel and enters the third channel; the water flow enters the third channel through the water inlet cavity of the second channel, the second filtering channel, the water outlet cavity of the second channel and the water outlet channel of the second channel; the air flow and the water flow are mixed in the third channel and then sprayed out;
in the process of cleaning the internal structure of the nozzle, airflow sequentially passes through the cleaning air inlet cavity of the first channel, the first filtering channel and the cleaning exhaust cavity of the first channel and flows out through the cleaning exhaust port; the water flow passes through the cleaning water inlet cavity of the second channel, the second filtering channel and the cleaning water drainage cavity of the second channel and flows out through the cleaning water outlet.
Furthermore, the nozzle body also comprises a fourth channel, the fourth channel is communicated with the cleaning exhaust port and the cleaning water outlet, and the air flow flowing out of the cleaning exhaust port and the water flow flowing out of the cleaning water outlet are mixed in the fourth channel and then sprayed out.
Furthermore, the nozzle also comprises an auxiliary nozzle body which is provided with a fourth channel, the fourth channel is communicated with the cleaning exhaust port and the cleaning water outlet, and the air flow flowing out of the cleaning exhaust port and the water flow flowing out of the cleaning water outlet are mixed in the fourth channel and then sprayed out.
Furthermore, two ends of the first filtering channel are respectively called an end A and an end B, and two ends of the second filtering channel are respectively called an end A and an end B;
in the working process of spraying water by the nozzle, the end A of the first filtering channel is communicated with the air inlet cavity of the first channel, and the end B of the first filtering channel is communicated with the air outlet cavity of the first channel; the end A of the second filtering channel is communicated with the water inlet cavity of the second channel, and the end B of the second filtering channel is communicated with the water outlet cavity of the second channel;
in the process of cleaning the internal structure of the nozzle, the end B of the first filtering channel is communicated with the cleaning air inlet cavity of the first channel, and the end A of the first filtering channel is communicated with the cleaning air exhaust cavity of the first channel; the end B of the second filtering channel is communicated with the cleaning water inlet cavity of the second channel, and the end A of the second filtering channel is communicated with the cleaning water drainage cavity of the second channel.
Furthermore, the first filtering channel sequentially comprises a first air channel, a filtering air channel, a second air channel and a third air channel; one end of the first air channel is communicated with the first channel, and the other end of the first air channel is communicated with the third air channel through the filtering air channel and the second air channel; the third air passage is communicated with the first passage. The first passage further includes an intake passage.
Furthermore, the second filtering channel sequentially comprises a first water channel, a filtering water channel, a second water channel and a third water channel; one end of the first water channel is communicated with the second channel, and the other end of the first water channel is communicated with the third water channel through the filtering water channel and the second water channel; the third water passage is communicated with the second passage. The second channel also includes a water inlet channel.
Furthermore, a filter screen and a clamp spring are arranged between two ends of the first filtering channel, and the filter screen is fixed at the inlet of the first filtering channel through the clamp spring; and a filter screen and a clamp spring are arranged between two ends of the second filtering channel, and the filter screen is fixed at the inlet of the second filtering channel through the clamp spring.
Furthermore, a filter screen and a clamp spring are arranged between the first air channel and the filtering air channel, and the filter screen is fixed at the inlet of the filtering air channel through the clamp spring; the first water channel and the filtering water channel are provided with a filter screen and a clamp spring, and the filter screen is fixed at the inlet of the filtering water channel through the clamp spring.
Furthermore, the filter screen is used for filtering the impurity in the gas, the filter screen is used for filtering the impurity in the liquid, reduces the nozzle and blocks up, improves the injection effect of nozzle.
Further, the nozzle body further comprises an air joint and a water joint, the third channel comprises an air-conditioning channel and a water-vapor mixing channel, the air-conditioning channel is internally provided with the air joint, and the water outlet channel of the second channel is internally provided with the water joint.
Further, the flow rate of the gas is adjusted by replacing different gas connectors. Furthermore, the flow of water is adjusted by replacing different water connectors.
Furthermore, a first sealing plug, a first spring and a first piston are sequentially arranged in the first cylinder for limiting, and a second sealing plug, a second spring and a second piston are sequentially arranged in the second cylinder for limiting.
Further, a first sealing gasket is arranged between the first sealing plug and the first spring; a second sealing gasket is arranged between the second sealing plug and the second spring.
Further, the first piston rod head is arranged between the first piston limit and the first spring, and the first piston rod head can move in the first channel along the channel direction.
Furthermore, a second piston rod head is arranged between the second piston limit and the second spring, and the second piston rod head can move in the second channel along the channel direction.
Further, the first piston limit, the second piston limit, the first piston rod head and the second piston rod head are fixed by O rings;
further, a first sealing ring is arranged between the first piston limiting part and the first piston rod; a second sealing ring is arranged between the second piston limit and the second piston rod;
further, the nozzle body further comprises a first gas port and a second gas port; a first air hole and a second air hole are also formed in the first air cylinder; a third air hole and a fourth air hole are further formed in the second air cylinder; the first air port is communicated with a first air hole in the first air cylinder and a third air hole in the second air cylinder, and the second air port is communicated with a second air hole in the first air cylinder and a fourth air hole in the second air cylinder.
Further, the nozzle comprises a nozzle body, a water outlet pipeline and a nozzle head, wherein the water outlet pipeline comprises a working pipeline and a sewage pipeline, and the nozzle head comprises a working nozzle head and a sewage nozzle head; the third channel is sequentially connected with the working nozzle head through a working pipeline, and the fourth channel is connected with the sewage nozzle head through a sewage pipeline.
Furthermore, the nozzle body also comprises five process holes, and the process holes are respectively used for processing a third air channel, a third water channel, a second air channel, a second water channel and a cooling water channel in the nozzle body. The nozzle body further comprises four process holes, and the process holes are used for processing a filtering gas channel and a first gas channel respectively and are also used for installing a filter screen and a clamp spring; the filter water channel and the first water channel are processed, and a filter screen and a clamp spring are also installed; processing an air outlet channel of the first channel; and processing a water outlet channel of the second channel.
Further, the nozzle body also comprises a first plug, a second plug, a third plug and a fourth plug; the first plug is used for sealing a process hole of an air outlet channel of the first channel, and the second plug is used for sealing a process hole of an water outlet channel of the second channel; the third sealing plug is used for sealing the fabrication hole of the filtered air channel, and the fourth sealing plug is used for sealing the fabrication hole of the filtered water channel.
Furthermore, a third sealing gasket is arranged between the third sealing plug and the filtered air channel, and a fourth sealing gasket is arranged between the fourth sealing plug and the filtered water channel.
Further, the nozzle body still includes the through-hole, the through-hole is the mounting hole for the fixed of nozzle body.
Further, the nozzle body also comprises a cooling water circulation passage, and the cooling water circulation comprises a water inlet, a water outlet and a cooling water channel; the water inlet and the water outlet are respectively communicated with the cooling water channel.
The cooling water circulation passage is a passage of cooling water. The piston rod head in the cylinder is easy to generate heat due to reciprocating motion. The cooling pipeline is arranged outside the first cylinder and the second cylinder. The cooling water is used to cool the temperature of the cylinder.
Further, the nozzle comprises a nozzle body, an auxiliary nozzle body, a water outlet pipeline and a nozzle head, the water outlet pipeline comprises a working pipeline and a sewage pipeline, and the nozzle head comprises a working nozzle head and a sewage nozzle head; the third channel is communicated with the working nozzle head through a working pipeline, and the fourth channel is communicated with the sewage nozzle head through a sewage pipeline.
Further, the auxiliary nozzle body comprises a cleaning air inlet, a cleaning water inlet and a fourth channel; one end of the cleaning air inlet is communicated with the cleaning air outlet, and the other end of the cleaning air inlet is communicated with the fourth channel; one end of the cleaning water inlet is communicated with the cleaning water outlet, and the other end of the cleaning water inlet is communicated with the fourth channel; and the fourth channel is communicated with the sewage pipeline.
Further, the nozzle body further comprises a through hole, and the through hole is used for connecting the nozzle body and the nozzle body.
Further, the nozzle body still includes the screw hole, the screw hole is used for with attach the nozzle body and be connected.
Further, the nozzle body and the attached nozzle body are connected through a fastening device, and the fastening device is a screw.
Further, when the nozzle is in a working state, driving gas enters the first channel through the first gas port and the first gas hole, the driving gas pushes the first piston rod head to move forwards (move rightwards), gas in a space on the right side of the first piston rod head is discharged through the second gas hole and the second gas port, and the first piston rod head moves forwards to drive the piston rod to move forwards; the piston rod in the first channel advances, the first air flow blocking structure is positioned between the first air channel and the cleaning exhaust port, and the second air flow blocking structure is positioned between the first air channel and the third air channel; an air inlet cavity of the first channel is formed between the first air flow blocking structure and the second air flow blocking structure, and an air outlet cavity of the first channel is formed between the second air flow blocking structure and the first piston rod head. The air inlet channel is communicated with the first air channel through an air inlet cavity of the first channel, the first air channel is communicated with the air outlet channel of the first channel through the filtering air channel, the second air channel, the third air channel and an air outlet cavity of the first channel, and the air outlet channel of the first channel is communicated with the air regulating channel; the gas enters the water-vapor mixing channel through the gas inlet channel, the gas inlet cavity of the first channel, the first gas channel, the filtering gas channel, the second gas channel, the third gas channel, the gas outlet cavity of the first channel, the gas outlet channel of the first channel and the gas regulating channel in sequence;
the driving gas enters the second channel through the first gas hole and the third gas hole, the driving gas pushes the second piston rod head to move forward (move rightwards), the gas in the space on the right side of the second piston rod head is discharged through the fourth gas hole and the second gas hole, and the second piston rod head moves forward to drive the piston rod to move forward; a second piston rod in the second channel advances, the first water flow blocking structure is positioned between the first water channel and the cleaning and water draining port, and the second water flow blocking structure is positioned between the first water channel and the third water channel; a water inlet cavity of the second channel is formed between the first water flow separation structure and the second water flow separation structure, and a water outlet cavity of the second channel is formed between the second air flow separation structure and the second piston rod head. The water inlet channel is communicated with the water outlet channel of the second channel through the water inlet cavity of the second channel, the first water channel, the filtered water channel, the second water channel, the third water channel and the water outlet cavity of the second channel, and the water outlet channel of the second channel is communicated with the water-vapor mixing channel; the water sequentially passes through the water inlet channel, the water inlet cavity of the second channel, the first water channel, the filtered water channel, the second water channel, the third water channel, the water outlet cavity of the second channel and the water outlet channel of the second channel to enter the water-steam mixing channel;
the gas and the water are mixed in the water-vapor mixing channel, then enter the working pipeline and are sprayed out through the working nozzle head.
Further, when the nozzle is in a self-cleaning state, driving gas enters the first channel through the second gas port and the second gas hole, the driving gas pushes the first piston rod head to retreat (move leftwards), gas in the space on the left side of the first piston rod head is discharged through the first gas hole and the first gas port, and the first piston rod head retreats to drive the first piston rod to retreat; the first piston rod in the first channel retreats, the first airflow blocking structure is positioned between the first air channel and the third air channel, and the second airflow blocking structure is positioned between the third air channel and the air outlet channel of the first channel; a cleaning air inlet cavity of a first channel is formed between the first air flow blocking structure and the second air flow blocking structure, and a cleaning air outlet cavity of the first channel is formed between the first air flow blocking structure and the cleaning air outlet; the air inlet channel is communicated with a third air channel through a cleaning air inlet cavity of the first channel, the third air channel is communicated with the first air channel through the second air channel and the filtering air channel, the first air channel is communicated with a cleaning exhaust port through a cleaning exhaust cavity of the first channel, and the cleaning exhaust port is communicated with a fourth channel; the gas enters the fourth channel through the gas inlet channel, the cleaning gas inlet cavity of the first channel, the third gas channel, the second gas channel, the filtering gas channel, the first gas channel, the cleaning gas exhaust cavity of the first channel and the cleaning gas exhaust port in sequence;
the driving gas enters the second channel through the second gas port and the fourth gas port, the driving gas pushes the second piston rod head to retreat (move leftwards), the gas in the space on the left side of the second piston rod head is discharged through the third gas port and the first gas port, and the second piston rod head retreats to drive the piston rod to retreat; a second piston rod in the second channel retreats, the first water flow blocking structure is positioned between the first water channel and the third water channel, and the second water flow blocking structure is positioned between the third water channel and the water outlet channel of the second channel; a cleaning water inlet cavity of a second channel is formed between the first water flow blocking structure and the second water flow blocking structure, and a cleaning water drainage cavity of the second channel is formed between the first water flow blocking structure and the cleaning water drainage outlet; the water inlet channel is communicated with a third water channel through a cleaning water inlet cavity of the second channel, the third water channel is communicated with the first water channel through the second water channel and the filtered water channel in sequence, the first water channel is communicated with a cleaning water outlet through a cleaning water outlet cavity of the second channel, and the cleaning water outlet is communicated with a fourth channel; the water enters the fourth channel through the water inlet channel, the cleaning water inlet cavity of the second channel, the third water channel, the second water channel, the filtered water channel, the first water channel, the cleaning water discharge cavity of the second channel and the cleaning water discharge port in sequence;
and the gas and the water are mixed in the fourth channel and then enter the sewage nozzle head through the sewage pipeline to be sprayed out.
Compared with the existing nozzle, the multi-medium efficient self-cleaning nozzle provided by the invention has the following advantages:
(1) self-cleaning function: the nozzle is an updated product of the nozzle for continuous casting, and has essential revolution on the blockage and low utilization rate of the nozzle of the current continuous casting machine. The nozzle is additionally provided with the self-cleaning mechanism in the nozzle body, so that particles with the particle size of less than 4mm can be discharged from the nozzle body easily, and the spraying effect of the nozzle is not influenced. The aim of cleaning internal impurities can be achieved in a non-stop state when the nozzle works.
(2) High-efficiency functions are as follows: the nozzle flow is controllable, the nozzle flow can be used for secondary cooling of slab and square billet continuous casting machines, the minimum flow of the nozzle can be controlled to be 0.3L/min, the adjustment ratio of the maximum nozzle to the minimum nozzle can reach 30:1, the aperture of the nozzle can be controlled to be more than 5mm, and the phenomena of blockage, no water spraying in low water quantity and the like are effectively avoided. The method is very effective for continuously casting sensitive steel types which need small water amount control in special steel and high-carbon steel. Meanwhile, the method is also very effective for steel grades requiring larger water amount, such as plain carbon steel and the like. The spray shape is full cone, flat and rectangular.
(3) High utilization function: meanwhile, the waste water for cleaning can be sprayed to the surface of the casting blank in a form of an attached nozzle, so that the aim of high efficiency utilization rate is fulfilled.
Compared with the prior art, the multi-medium efficient self-cleaning nozzle provided by the invention can clean the inside of the nozzle in a non-stop state, can effectively avoid the blockage of the nozzle, solves the problem that the existing nozzle is easy to block, saves the time for stopping to clean the nozzle, and improves the working efficiency of the nozzle; moreover, the nozzle can also adjust the sprayed water flow, and has wide application range; in addition, the waste water for cleaning the nozzle can be sprayed to the surface of the casting blank, so that the utilization rate of the medium is improved; the nozzle provided by the invention is suitable for various media such as gas, water and the like, and the application range of the nozzle is enlarged.
Drawings
FIG. 1 is a front view schematic diagram of a nozzle body;
FIG. 2 is a rear view of the nozzle body;
FIG. 3 is a schematic right view of the nozzle body;
FIG. 4 is a left side view schematic of the nozzle body;
FIG. 5 is a schematic top view of a nozzle body;
FIG. 6 is a schematic bottom view of the nozzle body;
FIG. 7 is a longitudinal sectional view schematically showing a nozzle body;
FIG. 8 is a schematic sectional view taken along line A-A in FIG. 1;
FIG. 9 is a schematic sectional view of B-B in FIG. 1;
FIG. 10 is a partial cross-sectional schematic view of a front view of a nozzle body;
FIG. 11 is a schematic cross-sectional view of C-C of FIG. 1;
FIG. 12 is a schematic cross-sectional view of D-D of FIG. 2;
FIG. 13 is a schematic cross-sectional view of E-E of FIG. 2;
FIG. 14 is a left side view schematically showing the structure of the nozzle body;
FIG. 15 is a right side view schematically showing the structure of the nozzle body;
FIG. 16 is a longitudinal sectional view schematically showing the nozzle body;
fig. 17 is a water flow route diagram in the water spray (operating) state;
FIG. 18 is a water flow diagram in a cleaning state;
FIG. 19 is an assembly view of the nozzle;
FIG. 20 is a schematic sectional view of the gas joint;
FIG. 21 is a left side view of the air connector;
FIG. 22 is a cross-sectional view of the assembled piston rod of FIG. 8;
FIG. 23 is a cross-sectional view of the assembled piston rod of FIG. 9;
fig. 24 is an airflow route diagram in the water spray (operating) state;
fig. 25 is an airflow route diagram in the purge state.
Description of reference numerals:
nozzle body 100:
a first channel 1; a first cylinder 11; a first piston rod head 111; a first piston rod 112; a first airflow barrier structure 1121; the second airflow blocking structure 1122; a first seal plug 113; a first spring 114; a first piston limit 115; a first gasket 116; a first seal 117; cleaning the exhaust port 12; the inlet chamber 13 of the first channel; the outlet chamber 14 of the first channel; the cleaning air inlet chamber 15; the purge exhaust chamber 16; an intake passage 17;
a second channel 2; a second cylinder 21; a second piston rod head 211; a second piston rod 222; a first water flow obstruction 2221; a second water flow obstruction 2222; a second seal block 213, a second spring 214 and a second piston limit 215; a second seal gasket 216; a second seal ring 217; cleaning the drain 22; the inlet chamber 23 of the second channel; the water outlet cavity 24 of the second channel; cleaning the water inlet cavity 25; a wash drain chamber 26; a water inlet passage 27;
a third channel 3; an air conditioning duct 31; an air connector 311; a water-vapor mixing passage 32;
a first filtration channel 4; the A end 41 and B end 42 of the first filtration channel; a first air passage 43, a filtered air passage 44; a second air passage 45; a third air passage 46; a filter screen 47; a clamp spring 48; the first third gasket 49;
an outlet channel 5 of the first channel;
a second filtration channel 6; the A end 61 and B end 62 of the second filtration channel; a first water passage 63; a filtered water channel 64; a second water passage 65; a third water passage 66; a filter screen 67; a clamp spring 68; a fourth seal 69;
a water outlet channel 7 of the second channel; a water joint 71;
a fourth channel 8;
a first air port 91; a second air port 92; a first air vent 118; a second air hole 119; a third air hole 218; a fourth air hole 219;
a working line 101; a sewage line 102; the working nozzle head 103; sewage nozzle heads 104;
process holes 171 and 179; a first plug 181; a second plug 182; a third seal plug 191; a fourth seal plug 192; a through hole 105; a threaded hole 106;
a cooling water circulation water inlet 1001; a water outlet 1002; a cooling water passage 1003;
an auxiliary nozzle body 200; a through-hole 300; the air inlet 400 is cleaned; cleaning the water inlet 500; a fourth channel 8; a screw 600;
Detailed Description
As shown in fig. 1 to 25, the multi-media high-efficiency self-cleaning nozzle provided by the present invention is described in detail as follows:
example 1:
the invention provides a self-cleaning nozzle, which comprises a nozzle body 100, an auxiliary nozzle body 200, a water outlet pipeline and a nozzle head, wherein the water outlet pipeline comprises a working pipeline 101 and a sewage pipeline 102, and the nozzle head comprises a working nozzle head 103 and a sewage nozzle head 104; the nozzle body 100 communicates with the working nozzle head 103 through the working line 101, and the auxiliary nozzle body 200 communicates with the sewage nozzle head 104 through the sewage line 102.
The nozzle body 100 comprises a first channel 1, a second channel 2, a third channel 3, a first filtering channel 4, an air outlet channel 5 of the first channel, a second filtering channel 6 and a water outlet channel 7 of the second channel; two ends of the first filtering channel 4 are respectively communicated with the first channel 1, and an air outlet channel 5 of the first channel is respectively communicated with the first channel 1 and the third channel 3; two ends of the second filtering channel 6 are respectively communicated with the second channel 2, and a water outlet channel 7 of the second channel is respectively communicated with the second channel 2 and the third channel 3;
a first cylinder 11 is formed on the inner surface of one end of the first channel 1, a cleaning exhaust port 12 is formed on the other end of the first channel 1, a first piston rod head 111 is arranged in the first cylinder 11, a first piston rod 112 is connected to one end of the first piston rod head 111, a first airflow blocking structure 1121 and a second airflow blocking structure 1122 are arranged on the first piston rod 112, and the first piston rod 112 can move along the first channel 1 under the driving of the first piston rod head 111;
a second cylinder 21 is formed on the inner surface of one end of the second channel 2, a cleaning and draining port 22 is formed at the other end of the second channel 2, a second piston rod head 211 is arranged in the second cylinder 21, a second piston rod 222 is connected to one end of the second piston rod head 211, a first water flow blocking structure 2221 and a second water flow blocking structure 2222 are arranged on the second piston rod 222, and the second piston rod 222 can move along the second channel 2 under the driving of the second piston rod head 211;
in the water spraying operation process of the nozzle, an air inlet cavity 13 of a first channel is formed between the first air flow blocking structure 1121 and the second air flow blocking structure 1122, and an air outlet cavity 14 of the first channel is formed between the second air flow blocking structure 1122 and the first piston rod head 111; a second water inlet cavity 23 is formed between the first water flow blocking structure 2221 and the second water flow blocking structure 2222, and a second water outlet cavity 24 is formed between the second water flow blocking structure 2222 and the second piston rod head 222;
in the process of cleaning the internal structure of the nozzle, a cleaning exhaust cavity 16 of a first channel is formed between the first air flow blocking structure 1121 and the cleaning exhaust port 12, and a cleaning intake cavity 15 of the first channel is formed by the first air flow blocking structure 1121 and the second air flow blocking structure 1122; a second passage of the wash water drainage chamber 26 is formed between the first water flow blocking structure 2221 and the wash water drainage port 22, and a second passage of the wash water inlet chamber 25 is formed between the first water flow blocking structure 2221 and the second water flow blocking structure 2222.
Further, in the water spraying process of the nozzle, airflow sequentially passes through the air inlet cavity 13 of the first channel, the first filtering channel 4, the air outlet cavity 14 of the first channel, the air outlet channel 5 of the first channel and enters the third channel 3; the water flow passes through the water inlet cavity 23 of the second channel, the second filtering channel 6, the water outlet cavity 24 of the second channel and the water outlet channel 7 of the second channel and enters the third channel 3; the air flow and the water flow are mixed and then sprayed out from the third channel 3;
in the process of cleaning the internal structure of the nozzle, airflow sequentially passes through the cleaning air inlet cavity 15 of the first channel, the first filtering channel 4 and the cleaning air exhaust cavity 16 of the first channel and flows out through the cleaning air exhaust port 12; the water flows through the second channel wash inlet chamber 25, the second filtration channel 6, the second channel wash drain chamber 26 and out through the wash drain 22.
Further, the nozzle further comprises an auxiliary nozzle body 200, the auxiliary nozzle body 200 is provided with a fourth channel 8, the fourth channel 8 is communicated with the cleaning exhaust port 21 and the cleaning water discharge port 22, and the air flow flowing out of the cleaning exhaust port 21 and the water flow flowing out of the cleaning water discharge port 22 are mixed in the fourth channel 8 and then are sprayed out.
Further, two ends of the first filtering channel are respectively called an A end 41 and a B end 42, and two ends of the second filtering channel are respectively called an A end 61 and a B end 62;
in the water spraying process of the nozzle, the A end 41 of the first filtering channel is communicated with the air inlet cavity 13 of the first channel 1, and the B end 42 of the first filtering channel is communicated with the air outlet cavity 14 of the first channel 1; the A end 61 of the second filtering channel is communicated with the water inlet cavity 23 of the second channel 2, and the B end 62 of the second filtering channel is communicated with the water outlet cavity 24 of the second channel;
in the process of cleaning the internal structure, the B end 42 of the first filtering channel is communicated with the cleaning air inlet cavity 15 of the first channel 1, and the A end 41 of the first filtering channel is communicated with the cleaning air outlet cavity 16 of the first channel 1; the B-end 62 of the second filtering channel communicates with the washing water inlet chamber 25 of the second channel 2, and the a-end 61 of the second filtering channel communicates with the washing water discharge chamber 26 of the second channel 2.
Further, the first filtering channel 4 comprises a first air channel 43, a filtering air channel 44, a second air channel 45 and a third air channel 46 in sequence; one end of the first air passage 43 is communicated with the first passage 1, and the other end of the first air passage 43 is communicated with the third air passage 46 through the filtered air passage 44 and the second air passage 45; the third air passage 46 communicates with the first passage 1. The first passage 1 further includes an intake passage 17.
Further, the second filtering channel 6 comprises a first water channel 63, a filtered water channel 64, a second water channel 65 and a third water channel 66 in sequence; one end of the first water passage 63 is communicated with the second passage 2, and the other end of the first water passage 63 is communicated with the third water passage 66 through a filtered water passage 64 and a second water passage 65; the third water passage 66 communicates with the second passage 2. The second channel 2 further comprises a water inlet channel 27.
Further, a filter screen 47 and a clamp spring 48 are arranged between two ends of the first filter channel 4, and the filter screen 47 is fixed at the inlet of the first filter channel 4 through the clamp spring 48; a filter screen 67 and a clamp spring 68 are arranged between two ends of the second filtering channel 6, and the filter screen 67 is fixed at the inlet of the second filtering channel 6 through the clamp spring 68.
Further, a filter screen 47 and a clamp spring 48 are arranged between the first air channel 43 and the filtered air channel 44, and the filter screen 47 is fixed at the inlet of the filtered air channel 44 through the clamp spring 48; a filter screen 67 and a clamp spring 68 are arranged between the first water channel 63 and the filtered water channel 64, and the filter screen 67 is fixed at the inlet of the filtered water channel 64 through the clamp spring 68.
Furthermore, the filter screen 47 is used for filtering impurities in the gas, and the filter screen 67 is used for filtering impurities in the liquid, so that the nozzle blockage is reduced, and the spraying effect of the nozzle is improved.
Further, the nozzle body 100 further comprises an air joint 311 and a water joint 71, the third channel 3 comprises an air-conditioning channel 31 and a water-vapor mixing channel 32, the air-conditioning channel 31 is internally provided with the air joint 311, and the water outlet channel 7 of the second channel is internally provided with the water joint 71.
Further, the flow rate of the gas is adjusted by replacing different gas connectors. Furthermore, the flow of water is adjusted by replacing different water connectors.
Further, a first sealing plug 113, a first spring 114 and a first piston limit 115 are sequentially arranged in the first cylinder 11, and a second sealing plug 213, a second spring 214 and a second piston limit 215 are further arranged in the second cylinder 21.
Further, a first sealing gasket 116 is arranged between the first sealing plug 113 and the first spring 114; a second packing 216 is disposed between the second packing 213 and the second spring 214.
Further, the first piston rod head 111 is disposed between the first piston limit 115 and the first spring 114, and the first piston rod head 111 can move in the first channel 1 along the channel direction.
Further, the second piston rod head 211 is disposed between the second piston limit 215 and the second spring 214, and the second piston rod head 211 can move in the second channel 2 along the channel direction.
Further, the first piston limit 115, the second piston limit 215, the first piston rod head 111 and the second piston rod head 211 are fixed by O-rings;
further, a first sealing ring 117 is arranged between the first piston limit 115 and the first piston rod 112; a second sealing ring 217 is arranged between the second piston limit 215 and the second piston rod 222;
further, the nozzle body 100 further includes a first gas port 91 and a second gas port 92; a first air hole 118 and a second air hole 119 are also arranged in the first air cylinder 11; a third air hole 218 and a fourth air hole 219 are further arranged in the second air cylinder 21; the first port 91 communicates with the first air port 118 in the first cylinder 11 and the third air port 218 in the second cylinder 21, and the second port 92 communicates with the second air port 119 in the first cylinder 11 and the fourth air port 219 in the second cylinder 21.
Further, the nozzle comprises a water outlet pipeline and a nozzle head, the water outlet pipeline comprises a working pipeline 101 and a sewage pipeline 102, and the nozzle head comprises a working nozzle head 103 and a sewage nozzle head 104; the third channel 3 is in turn connected to a working nozzle head 103 via a working line 101, and the fourth channel 8 is connected to a sewage nozzle head 104 via a sewage line 102.
Further, the nozzle body 100 further comprises a fabrication hole 171, a fabrication hole 172, a fabrication hole 173, a fabrication hole 174, and a fabrication hole 175, which are sequentially used for processing the third air channel 46, the third water channel 66, the second air channel 45, the second water channel 65, and the cooling water channel 1003 in the nozzle body, respectively. The nozzle body 100 further includes a tooling hole 176, a tooling hole 177, a tooling hole 178, and a tooling hole 179; the fabrication hole 176 is used for processing the filtering air channel 44 and the first air channel 43, and the fabrication hole 176 is also used for installing the filtering net 47 and the clamp spring 48; the fabrication hole 177 is used for processing the filtered water channel 64 and the first water channel 63, and the fabrication hole 177 is also used for installing the filter screen 67 and the clamp spring 68; the fabrication hole 178 is used for processing the air outlet channel 5 of the first channel; the tooling holes 179 are used to machine the outlet channels 7 of the second channel.
Further, the nozzle body 100 further comprises a first plug 181, a second plug 182, a third plug 191 and a fourth plug 192; the first plug 181 is used for sealing the process hole 178 of the air outlet channel 5 of the first channel, and the second plug 182 is used for sealing the process hole 179 of the water outlet channel 7 of the second channel; the third sealing plug 191 is used for sealing the fabrication hole 176 of the filtered air channel 44, and the fourth sealing plug 192 is used for sealing the fabrication hole 177 of the filtered water channel 64.
Further, a third gasket 49 is arranged between the third sealing plug 191 and the filtered air channel 44, and a fourth gasket 69 is arranged between the fourth sealing plug 192 and the filtered water channel 64.
Further, the nozzle body 100 further includes a through hole 105, and the through hole 105 is a mounting hole for fixing the nozzle body 100.
Further, the nozzle body 100 further comprises a cooling water circulation path, wherein the cooling water circulation path comprises a water inlet 1001, a water outlet 1002 and a cooling water channel 1003; the water inlet 1001 and the water outlet 1002 are respectively communicated with a cooling water channel 1003.
The cooling water circulation passage is a passage of cooling water. The piston rod head in the cylinder is easy to generate heat due to reciprocating motion. The cooling pipeline is arranged outside the first cylinder and the second cylinder. The cooling water is used to cool the temperature of the cylinder.
Further, the nozzle body 200 includes a cleaning air inlet 400, a cleaning water inlet 500, and a fourth passage 8; one end of the cleaning air inlet 400 is communicated with the cleaning air outlet 12, and the other end is communicated with the fourth channel 8; one end of the cleaning water inlet 500 is communicated with the cleaning water outlet 22, and the other end is communicated with the fourth channel 8; the fourth channel 8 communicates with the sewage line 102.
Further, the nozzle body 200 further includes a through hole 300, and the through hole 300 is used for connecting the nozzle body 200 and the nozzle body 100.
Further, the nozzle body 100 further includes a threaded hole 106, and the threaded hole 106 is used for connecting with the additional nozzle body 200.
Further, the nozzle body 100 and the additional nozzle body 200 are connected by fastening means, which is a screw 600.
Further, when the nozzle is in a working state, the driving gas enters the first channel 1 through the first gas port 91 and the first gas hole 118, the driving gas pushes the first piston rod head 111 to move forward (to the right), the gas in the space on the right side of the first piston rod head 111 is discharged through the second gas hole 119 and the second gas hole 92, and the first piston rod head 111 moves forward to drive the piston rod 112 to move forward; the piston rod 112 in the first channel 1 advances, the first air flow blocking structure 1121 is located between the first air channel 43 and the purge exhaust port 12, and the second air flow blocking structure 1122 is located between the first air channel 43 and the third air channel 46; the first airflow blocking structure 1121 and the second airflow blocking structure 1122 form therebetween an intake chamber 13 of a first passage, and the second airflow blocking structure 1122 and the first piston rod head 111 form therebetween an exhaust chamber 14 of the first passage. The air inlet channel 17 is communicated with a first air channel 43 through an air inlet cavity 13 of the first channel, the first air channel 43 is communicated with an air outlet channel 5 of the first channel through a filtering air channel 44, a second air channel 45, a third air channel 46 and an air outlet cavity 14 of the first channel, and the air outlet channel 5 of the first channel is communicated with an air-conditioning channel 31; the gas enters the water vapor mixing channel 32 through the gas inlet channel 17, the gas inlet cavity 13 of the first channel, the first gas channel 44, the filtering gas channel 45, the second gas channel 46, the third gas channel 47, the gas outlet cavity 14 of the first channel, the gas outlet channel 5 of the first channel and the gas regulating channel 31 in sequence;
the driving gas enters the second channel 2 through the first air hole 91 and the third air hole 218, the driving gas pushes the second piston rod head 211 to move forward (move rightward), the gas in the space on the right side of the second piston rod head 211 is discharged through the fourth air hole 219 and the second air hole 92, and the second piston rod head 211 moves forward to drive the piston rod 222 to move forward; the second piston rod 222 in the second passage 2 advances, the first water flow blocking structure 2221 is located between the first water passage 63 and the wash water outlet 22, and the second water flow blocking structure 2222 is located between the first water passage 63 and the third water passage 66; the first and second flow obstructing structures 2221 and 2222 form a second channel inlet chamber 23 therebetween, and the second flow obstructing structure 2222 and the second piston rod head 211 form a second channel outlet chamber 24 therebetween. The water inlet channel 27 is communicated with the water outlet channel 7 of the second channel through the water inlet cavity 23 of the second channel, the first water channel 63, the filtered water channel 64, the second water channel 65, the third water channel 66 and the water outlet cavity 24 of the second channel, and the water outlet channel 7 of the second channel is communicated with the water-vapor mixing channel 32; the water sequentially passes through the water inlet channel 27, the water inlet cavity 23 of the second channel, the first water channel 63, the filtered water channel 64, the second water channel 65, the third water channel 66, the water outlet cavity 24 of the second channel and the water outlet channel 7 of the second channel to enter the water-steam mixing channel 32;
the gas and water are mixed in the water-steam mixing passage 32, and then enter the working pipeline 101, and are sprayed out through the working nozzle head 103.
Further, when the nozzle is in a self-cleaning state, the driving gas enters the first channel 1 through the second gas hole 92 and the second gas hole 119, the driving gas pushes the first piston rod head 111 to retreat (move leftward), the gas in the space on the left side of the first piston rod head 111 is discharged through the first gas hole 118 and the first gas hole 91, and the first piston rod head 111 retreats to drive the first piston rod 112 to retreat; the first piston rod 112 in the first channel 1 is retracted, the first air flow blocking structure 1121 is located between the first air channel 43 and the third air channel 46, and the second air flow blocking structure 1122 is located between the third air channel 46 and the air outlet channel 5 of the first channel; a first channel cleaning air inlet cavity 15 is formed between the first air flow blocking structure 1121 and the second air flow blocking structure 1122, and a first channel cleaning air outlet cavity 16 is formed between the first air flow blocking structure 1121 and the cleaning air outlet 12; the air inlet channel 17 is communicated with a third air channel 46 through a cleaning air inlet cavity 15 of the first channel, the third air channel 46 is communicated with a first air channel 43 through a second air channel 45 and a filtering air channel 44, the first air channel 43 is communicated with a cleaning exhaust port 12 through a cleaning exhaust cavity 16 of the first channel 1, and the cleaning exhaust port 12 is communicated with a fourth channel 8; the gas enters the fourth channel 8 through the gas inlet channel 17, the cleaning gas inlet cavity 15 of the first channel, the third gas channel 46, the second gas channel 45, the filtering gas channel 44, the first gas channel 43, the cleaning gas exhaust cavity 16 of the first channel and the cleaning gas exhaust port 12 in sequence;
the driving gas enters the second channel 2 through the second gas port 92 and the fourth gas hole 219, the driving gas pushes the second piston rod head 211 to retreat (move leftward), the gas in the space on the left side of the second piston rod head 211 is discharged through the third gas hole 218 and the first gas hole 91, and the second piston rod head 211 retreats to drive the piston rod 222 to retreat; the second piston rod 222 in the second passage 2 is retracted, the first water flow blocking structure 2221 is located between the first water passage 63 and the third water passage 66, and the second water flow blocking structure 2222 is located between the third water passage 66 and the water outlet passage 7 of the second passage; a second-channel washing water inlet cavity 25 is formed between the first water flow blocking structure 2221 and the second water flow blocking structure 2222, and a second-channel washing water discharge cavity 26 is formed between the first water flow blocking structure 2221 and the washing water discharge opening 22; the water inlet channel 27 is communicated with a third water channel 66 through the cleaning water inlet cavity 25 of the second channel, the third water channel 66 is communicated with a first water channel 63 through a second water channel 65 and a filtered water channel 64 in sequence, the first water channel 63 is communicated with a cleaning water outlet 22 through the cleaning water outlet cavity 26 of the second channel, and the cleaning water outlet 22 is communicated with a fourth channel 8; the water enters the fourth channel 8 through the water inlet channel 27, the cleaning water inlet cavity 25 of the second channel, the third water channel 66, the second water channel 65, the filtered water channel 64, the first water channel 63, the cleaning water discharge cavity 26 of the second channel and the cleaning water discharge port 22 in sequence;
the gas and water are mixed in the fourth channel 8 and then enter the sewage nozzle head 104 through the sewage pipeline 103 to be sprayed out.
Example 2:
different from the nozzle shown in embodiment 1, the nozzle provided in this embodiment does not include an additional nozzle body, and includes a nozzle body, a water outlet pipeline and a nozzle head, wherein a fourth channel is arranged in the nozzle body; the cleaning exhaust port and the cleaning water outlet are respectively communicated with the fourth channel; the water outlet pipeline comprises a working pipeline and a sewage pipeline, and the nozzle head comprises a working nozzle head and a sewage nozzle head; the third channel is communicated with the working nozzle head through a working pipeline, and the fourth channel is communicated with the sewage nozzle head through a sewage pipeline.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the disclosure of the present invention are covered by the scope of the claims of the present invention.
Claims (10)
1. A self-cleaning nozzle, characterized in that the nozzle comprises a nozzle body; the nozzle body comprises a first channel, a second channel, a third channel, a first filtering channel, an air outlet channel of the first channel, a second filtering channel and a water outlet channel of the second channel; two ends of the first filtering channel are respectively communicated with the first channel, and an air outlet channel of the first channel is respectively communicated with the first channel and the third channel; two ends of the second filtering channel are respectively communicated with the second channel, and a water outlet channel of the second channel is respectively communicated with the second channel and the third channel;
a first air cylinder is formed on the inner surface of one end of the first channel, a cleaning exhaust port is formed at the other end of the first channel, a first piston rod head is arranged in the first air cylinder, one end of the first piston rod head is connected with a first piston rod, a first air flow blocking structure and a second air flow blocking structure are arranged on the first piston rod, and the first piston rod can move along the first channel under the driving of the first piston rod head;
a second cylinder is formed on the inner surface of one end of the second channel, a cleaning water outlet is formed at the other end of the second channel, a second piston rod head is arranged in the second cylinder, a second piston rod is connected to one end of the second piston rod head, a first water flow blocking structure and a second water flow blocking structure are arranged on the second piston rod, and the second piston rod can move along the second channel under the driving of the second piston rod head;
in the working process of spraying water, an air inlet cavity of a first channel is formed between the first air flow blocking structure and the second air flow blocking structure of the nozzle, and an air outlet cavity of the first channel is formed between the second air flow blocking structure and the first piston rod head; a water inlet cavity of a second channel is formed between the first water flow separation structure and the second water flow separation structure, and a water outlet cavity of the second channel is formed between the second water flow separation structure and the second piston rod head;
in the process of cleaning the internal structure of the nozzle, a cleaning exhaust cavity of a first channel is formed between the first airflow blocking structure and the cleaning exhaust port, and a cleaning intake cavity of the first channel is formed by the first airflow blocking structure and the second airflow blocking structure; a cleaning drainage cavity of the second channel is formed between the first water flow blocking structure and the cleaning drainage outlet, and a cleaning water inlet cavity of the second channel is formed between the first water flow blocking structure and the second water flow blocking structure.
2. The self-cleaning nozzle according to claim 1, wherein during the water spraying operation of the nozzle, the air flow sequentially passes through the air inlet cavity of the first channel, the first filtering channel, the air outlet cavity of the first channel, the air outlet channel of the first channel, and enters the third channel; the water flow enters the third channel through the water inlet cavity of the second channel, the second filtering channel, the water outlet cavity of the second channel and the water outlet channel of the second channel; the air flow and the water flow are mixed in the third channel and then sprayed out;
in the process of cleaning the internal structure of the nozzle, airflow sequentially passes through the cleaning air inlet cavity of the first channel, the first filtering channel and the cleaning exhaust cavity of the first channel and flows out through the cleaning exhaust port; the water flow passes through the cleaning water inlet cavity of the second channel, the second filtering channel and the cleaning water drainage cavity of the second channel and flows out through the cleaning water outlet.
3. The self-cleaning nozzle according to claim 2, wherein the nozzle body further comprises a fourth passage communicating with the cleaning exhaust port and the cleaning drain port, and the air flow flowing out of the cleaning exhaust port and the water flow flowing out of the cleaning drain port are mixed in the fourth passage and then ejected.
4. The self-cleaning nozzle according to claim 1, further comprising a nozzle body having a fourth passage communicating with the cleaning exhaust port and the cleaning drain port, wherein the air flow flowing out of the cleaning exhaust port and the water flow flowing out of the cleaning drain port are mixed in the fourth passage and then ejected.
5. The self-cleaning nozzle according to claim 1, wherein the first filter channel has ends respectively designated as end a and end B, and the second filter channel has ends respectively designated as end a and end B;
in the working process of spraying water by the nozzle, the end A of the first filtering channel is communicated with the air inlet cavity of the first channel, and the end B of the first filtering channel is communicated with the air outlet cavity of the first channel; the end A of the second filtering channel is communicated with the water inlet cavity of the second channel, and the end B of the second filtering channel is communicated with the water outlet cavity of the second channel; in the process of cleaning the internal structure of the nozzle, the end B of the first filtering channel is communicated with the cleaning air inlet cavity of the first channel, and the end A of the first filtering channel is communicated with the cleaning air exhaust cavity of the first channel; the end B of the second filtering channel is communicated with the cleaning water inlet cavity of the second channel, and the end A of the second filtering channel is communicated with the cleaning water drainage cavity of the second channel.
6. The self-cleaning nozzle according to claim 1, wherein a filter screen and a snap spring are arranged between the two ends of the first filter channel, and the filter screen is fixed at the inlet of the first filter channel through the snap spring; and a filter screen and a clamp spring are arranged between two ends of the second filtering channel, and the filter screen is fixed at the inlet of the second filtering channel through the clamp spring.
7. The self-cleaning nozzle of claim 1, wherein the nozzle body further comprises an air connection and a water connection, the third passageway comprises an air conditioning passageway and a water and steam mixing passageway, the air conditioning passageway having the air connection disposed therein, the second passageway having the water connection disposed therein.
8. The self-cleaning nozzle according to claim 1, wherein a first sealing plug (113), a first spring (114) and a first piston limit (115) are further sequentially arranged in the first cylinder (11), and a second sealing plug (213), a second spring (214) and a second piston limit (215) are further arranged in the second cylinder (21);
a first sealing gasket (116) is arranged between the first sealing plug (113) and the first spring (114); a second sealing gasket (216) is arranged between the second sealing plug (213) and the second spring (214);
the first piston rod head (111) is arranged between the first piston limit (115) and the first spring (114), and the first piston rod head (111) can move in the first channel (1) along the channel direction;
the second piston rod head (211) is arranged between a second piston limit (215) and a second spring (214), and the second piston rod head (211) can move in the second channel (2) along the channel direction;
the first piston limit (115), the second piston limit (215), the first piston rod head (111) and the second piston rod head (211) are fixed by O-rings;
a first sealing ring (117) is arranged between the first piston limiting (115) and the first piston rod (112); and a second sealing ring (217) is arranged between the second piston limit (215) and the second piston rod (222).
9. The self-cleaning nozzle of claim 1, wherein the nozzle body further comprises a first gas port and a second gas port; a first air hole and a second air hole are also formed in the first air cylinder; a third air hole and a fourth air hole are further formed in the second air cylinder; the first air port is communicated with a first air hole in the first air cylinder and a third air hole in the second air cylinder, and the second air port is communicated with a second air hole in the first air cylinder and a fourth air hole in the second air cylinder.
10. The self-cleaning nozzle of claim 3, wherein the nozzle comprises a nozzle body, an outlet conduit and a nozzle head, the outlet conduit comprising a working conduit and a waste conduit, the nozzle head comprising a working nozzle head and a waste nozzle head; the third channel is communicated with the working nozzle head through a working pipeline, and the fourth channel is communicated with the sewage nozzle head through a sewage pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710786333.5A CN109453911B (en) | 2017-09-04 | 2017-09-04 | Self-cleaning nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710786333.5A CN109453911B (en) | 2017-09-04 | 2017-09-04 | Self-cleaning nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109453911A CN109453911A (en) | 2019-03-12 |
| CN109453911B true CN109453911B (en) | 2020-03-31 |
Family
ID=65605715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710786333.5A Active CN109453911B (en) | 2017-09-04 | 2017-09-04 | Self-cleaning nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109453911B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110237621B (en) * | 2019-06-25 | 2021-07-23 | 重庆工程职业技术学院 | Spray dust removal device |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3905552A (en) * | 1973-10-18 | 1975-09-16 | Exotech | Apparatus for forming pulsed jets of liquid |
| JPS61230763A (en) * | 1985-04-03 | 1986-10-15 | Arimitsu Kogyo Kk | Spray apparatus |
| US4930700A (en) * | 1986-08-27 | 1990-06-05 | Atochem North America | Ultrasonic dispersion nozzle having internal shut-off mechanism with barrier fluid separation |
| EP1151649A1 (en) * | 1999-02-12 | 2001-11-07 | Agritecno Yazaki Co., Ltd. | Device for gel-coating seeds |
| CN201427087Y (en) * | 2009-05-14 | 2010-03-24 | 倪文龙 | Three-channel swirl anti-blockage atomizer |
| CN101806203B (en) * | 2010-03-31 | 2012-08-01 | 重庆大学 | High-pressure hydraulic rotary plug-removing device |
| CN202962713U (en) * | 2012-11-30 | 2013-06-05 | 北京中冶冶金设备制造有限公司 | High turndown ratio anti-blocking nozzle |
| CN203899782U (en) * | 2014-06-26 | 2014-10-29 | 黄焕胜 | Water mist spray head with automatic switching function |
| CN205966227U (en) * | 2016-07-20 | 2017-02-22 | 北京中冶冶金设备制造有限公司 | Stifled nozzle is prevented to high efficiency |
| CN206036323U (en) * | 2016-08-31 | 2017-03-22 | 广州华臻机械设备有限公司 | Unloading valve |
| CN206405090U (en) * | 2017-01-04 | 2017-08-15 | 上海神洁环保科技股份有限公司 | The powered cleaning spray gun of one kind insulation |
| CN108672118A (en) * | 2018-06-04 | 2018-10-19 | 芜湖涛浪机械科技有限公司 | A kind of nozzle to spray mixture |
-
2017
- 2017-09-04 CN CN201710786333.5A patent/CN109453911B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109453911A (en) | 2019-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206587457U (en) | A kind of filter pipeline structure and air-conditioning system | |
| US20120167534A1 (en) | Filter Having A Drainage Connection | |
| CN105114222A (en) | Air filter for efficient engine | |
| CN109453911B (en) | Self-cleaning nozzle | |
| CN102239381B (en) | Cleaning device for a climate conditioner | |
| CN217926569U (en) | Movable hydraulic pipeline belt cleaning device | |
| JP6753192B2 (en) | Sediment removal device and cooling water circulation system equipped with it | |
| CN106139755B (en) | Gas-filtering device | |
| CN105665175B (en) | A kind of pneumatic backwash nozzle for atomizing water with air of dual channel filtered type | |
| KR20220024833A (en) | High-efficiency trap for particle collection in vacuum foreline | |
| CN219002487U (en) | Alumina roasting flue gas treatment tower | |
| CN1864798A (en) | Intelligent differential pressure type filter capable of cleaning filter core by high-pressure water | |
| CN213914304U (en) | High-voltage electrostatic plasma smoke treatment equipment | |
| CN211660330U (en) | But shower nozzle device of self-cleaning nozzle | |
| CN107957153A (en) | A kind of Air-Cooled Heat Pump Unit with filtration apparatus | |
| CN207554302U (en) | A kind of dust guard of air compressor machine | |
| KR101417299B1 (en) | Strainer | |
| JP2016124544A (en) | Water injector for aviation cooling system | |
| CN219953836U (en) | On-machine valve group of hot continuous rolling mill and hot continuous rolling mill | |
| CN220405107U (en) | Cylindrical filter | |
| CN210729013U (en) | Waste gas treatment device | |
| CN112755205B (en) | Integrated device with automatic control program for disinfection and impurity separation | |
| CN208949332U (en) | A kind of metallurgy high-temperature furnace body | |
| CN211939397U (en) | Mirror surface spark machine dust circulating filter device | |
| CN109026337A (en) | A kind of high temperature resistant vehicle radiator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |