CN210906650U

CN210906650U - Spraying system

Info

Publication number: CN210906650U
Application number: CN201921314618.XU
Authority: CN
Inventors: 邓建宁
Original assignee: Quanzhou Jiarong Environmental Protection Equipment Co ltd
Current assignee: Quanzhou Jiarong Environmental Protection Equipment Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-07-03
Anticipated expiration: 2029-08-14

Abstract

The utility model provides a spraying system, including spraying host computer, one end with the spraying pipe way that the spraying host computer is connected and connecting atomizing nozzle on the spraying pipe way, the spraying host computer with still be connected with the diverter valve between the spraying pipe way, the diverter valve is connected with the pumpback host computer, the spraying pipe way is kept away from the one end of diverter valve is connected with the check valve, the export of check valve with the spraying pipe way intercommunication, just the entry vacancy of check valve is put. Through setting up the one-way valve that pumpback host computer, diverter valve and entry were vacant, after the spraying host computer was closed, can use the pumpback host computer to take out the residual water in the pipeline, fundamentally solves the rotten smelly problem that gives up of residual water, and the healthy and comparatively water economy resource of difficult influence people.

Description

Spraying system

Technical Field

The utility model relates to a fluid system, especially a spraying system.

Background

The spraying system has the functions of cooling and removing haze, and can be applied to various public places such as bus booths, gas stations and the like. When rainy weather or flow of people are less, in order to save water, the spraying system is usually closed, however, residual water inevitably exists in a pipeline of the closed spraying system, the residual water is easy to stink due to deterioration when the spraying system is not used for a long time, and when the spraying system is used again, the stink residual water can be sprayed out and is easy to be inhaled by a human body, so that the health of the human body is influenced. In addition, in northern areas, the existence of residual water in pipelines easily causes the expansion and the crack of the pipelines or pipeline joints due to the icing phenomenon, and further damages a spraying system.

At present, most spraying system delays the rotten smelly of residual water mainly through setting up the bacterium and the impurity that the dosing tank got rid of aquatic, however can not fundamentally solve the rotten smelly problem of smelly of residual water, some spraying system in addition makes it mix and discharge through the drain valve through injecting into new water into in the pipeline through the spraying host computer earlier before the use through pipeline end setting drain valve, but comparatively water waste, and because spraying system's pipeline is comparatively complicated usually, can not guarantee that the residual water is all discharged.

In view of the above, the applicant has made an intensive study on a spraying system, and has made this proposal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be difficult for influencing the healthy and comparatively water economy resource's of people spraying system.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a spraying system, including spraying host computer, one end with the spraying pipe way that the spraying host computer is connected and connecting atomizing nozzle on the spraying pipe way, the spraying host computer with still be connected with the diverter valve between the spraying pipe way, the diverter valve is connected with the host computer of pumpback, the spraying pipe way is kept away from the one end of diverter valve is connected with the check valve, the export of check valve with the spraying pipe way intercommunication, just the entry vacancy of check valve.

As an improvement of the utility model, the atomizing nozzle has more than two, each the atomizing nozzle connects gradually on the spray pipe.

As an improvement of the utility model, the outer side wall of the atomizing nozzle is fixedly connected or integrally connected with a positioning ring, the outer side wall of the atomizing nozzle is provided with an external thread section at one side of the positioning ring far away from the outlet of the atomizing nozzle, the atomizing nozzle is provided with a water inlet hole communicated with the inner cavity of the atomizing nozzle between the positioning ring and the external thread section, the inner side wall of the spraying pipeline is provided with an internal thread hole and a perforation coaxially arranged with the internal thread hole, the internal thread hole and the perforation are respectively positioned at two sides of the inner hole of the spraying pipeline, the outer side wall of the spraying pipeline is provided with a threaded blind hole coaxially arranged with the perforation, the external thread section is spirally connected on the internal thread hole, the positioning ring is abutted against the bottom of the threaded blind hole, and the water inlet hole is communicated with the inner hole of the spraying pipeline, and the threaded blind hole is spirally connected with a locking nut which is propped against the positioning ring.

As an improvement of the utility model, still include respectively with the spraying host computer with the control module that the host computer communication of pumpback is connected, the last time-recorder that is connected with of control module.

As an improvement of the utility model, the diverter valve with connect through the connecting tube between the spraying host computer, still be connected with the pressure release pipeline on the connecting tube, be provided with the relief valve on the pressure release pipeline.

As an improvement of the utility model, the pressure release pipeline not with the one end that the connecting tube connects with the water tank of spraying host computer is connected.

The utility model provides a spraying system, including spraying host computer and one end with the spraying pipe way that the spraying host computer is connected, the spraying host computer with still be connected with the diverter valve between the spraying pipe way, the diverter valve is connected with the host computer of pumpback, spraying pipe way is kept away from the one end parallel connection of diverter valve has two at least spraying branch pipes, each spraying branch pipe with all be connected with the on-off valve between the spraying pipe way, and each spraying branch pipe not with the one end that spraying pipe way is connected with the check valve, the export of check valve with spraying branch pipe intercommunication, just the entry vacancy of check valve, each be connected with atomizing nozzle on the spraying branch pipe.

Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:

1. through setting up the one-way valve that pumpback host computer, diverter valve and entry were vacant, after the spraying host computer was closed, can use the pumpback host computer to take out the residual water in the pipeline, fundamentally solves the rotten smelly problem that gives up of residual water, and the healthy and comparatively water economy resource of difficult influence people. In addition, because residual water does not exist in the pipeline, the expansion and the crack caused by the icing phenomenon can not occur, and the spraying system is not easy to be damaged.

2. By arranging the timer, automatic water pumping or ventilation can be realized at regular intervals, and the automation degree is relatively high.

Drawings

FIG. 1 is a schematic diagram of a spraying system according to a first embodiment;

FIG. 2 is a schematic view showing a connection structure between the atomizing nozzle and the atomizing duct according to the first embodiment;

FIG. 3 is an exploded view of the structure shown in FIG. 2;

FIG. 4 is a schematic structural diagram of a spraying system according to a second embodiment;

fig. 5 is a schematic structural diagram of a spraying system according to a third embodiment, and parts of the spraying system are omitted.

The designations in the figures correspond to the following:

10-spraying main machine; 11-connecting a pipe;

12-a pressure relief conduit; 13-a pressure relief valve;

20 a spray pipe; 21-spray branch pipe;

22-opening and closing the valve; 30-an atomizing nozzle;

31-a positioning ring; 32-external thread section;

33-water inlet holes; 34-a lock nut;

40-a switching valve; 50-pumping back the host;

51-one-way valve.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments.

The first embodiment.

As shown in fig. 1, the spraying system provided in this embodiment includes a spraying host 10, a spraying pipe 20 having one end connected to the spraying host 10, and an atomizing nozzle 30 connected to the spraying pipe 20, wherein the spraying host 10 is a spraying host used in a conventional spraying system, and is not a focus of this embodiment, and will not be described in detail here.

Still be connected with diverter valve 40 between spraying host computer 10 and the spray pipe way 20, diverter valve 40 is connected with the pumpback host computer 50, wherein diverter valve 40 is the three-way diverter valve of directly purchasing the acquisition from the market, it has three interface, can realize the intercommunication between arbitrary two interfaces, of course, diverter valve 40 also can adopt the valves of three solenoid valve constitution, specifically, three solenoid valve links together through a three way connection interconnect, and three solenoid valve respectively with spraying host computer 10, spraying pipe way 20 and pumpback host computer 50 one-to-one cooperation is connected, realize wherein the intercommunication of two way pipelines through opening wherein two solenoid valves. Further, the pumpback host 50 may be a conventional suction or vacuum pump.

The spraying pipeline 20 is a linear pipeline, which may be a straight linear pipeline or a zigzag linear pipeline, and may be laid according to actual needs, one end of the spraying pipeline 20 away from the switching valve 40 is connected with a one-way valve 51, an outlet of the one-way valve 51 is communicated with the spraying pipeline 20, and an inlet of the one-way valve 51 is vacant, that is, an inlet of the one-way valve 51 is not connected with any part, and is directly communicated with outside air.

There are more than two atomizing nozzles 30, and each atomizing nozzle 30 is connected to the spraying pipe 20 in sequence. The number of the atomizing nozzles 30 can be set according to actual needs, taking the arrangement of the atomizing system of the present embodiment at a gas station as an example, the atomizing pipe 20 is sequentially wound around each fuel dispenser at the gas station, the atomizing nozzles 30 are arranged at positions of the atomizing pipe 20 corresponding to each fuel dispenser, and each fuel dispenser corresponds to ten atomizing nozzles 30.

The atomizing nozzle 30 may be a conventional atomizing nozzle 30, considering that the conventional atomizing nozzle 30 is usually screwed to the threaded through hole formed on the atomizing pipe 20 only by forming an external threaded section on the outer side of the atomizing nozzle 30, and the thread is easily deformed under the action of high pressure water, so that the atomizing nozzle 30 is ejected under the action of high pressure, it is preferable that, as shown in fig. 2 and 3, in the connection structure between one atomizing nozzle 30 and the atomizing pipe 20, in this embodiment, the outer side wall of the atomizing nozzle 30 is fixedly or integrally connected with a positioning ring 31, the outer side wall of the atomizing nozzle 30 is provided with an external threaded section 32 on the side of the positioning ring 31 away from the outlet of the atomizing nozzle 30, and the atomizing nozzle 30 is formed with a water inlet hole 33 communicating with the inner cavity of the atomizing nozzle 30 between the positioning ring 31 and the external threaded section 32, the water inlet hole 33 preferably penetrates through the atomizing nozzle 30, as for the internal structure of the atomizing nozzle 30 and the outlet structure thereof, they are the same as the conventional atomizing nozzle 30, that is, the atomizing nozzle 30 provided in the present embodiment is an improvement on the conventional atomizing nozzle 30. The inner side wall of the spraying pipeline 20 is provided with an internal threaded hole and a through hole which is coaxially arranged with the internal threaded hole, the internal threaded hole and the through hole are respectively positioned at two sides of an inner hole of the spraying pipeline 20, wherein the internal threaded hole is preferably a blind hole to ensure better sealing performance, and the outer side wall of the spraying pipeline 20 is provided with a threaded blind hole which is coaxially arranged with the through hole; the external thread section 32 screwed connection is on the internal thread hole, and holding ring 31 supports the bottom at the screw thread blind hole, and inlet opening 33 and spray pipe 20's hole intercommunication, atomizing nozzle 30 passes the perforation promptly and internal thread hole screwed connection, and in addition, screwed connection has the lock nut 34 that supports on holding ring 31 on the screw thread blind hole, and of course, need set up seal structure between perforated lateral wall and atomizing nozzle 30 or between holding ring 31 and the internal thread blind hole, like conventional sealing washer seal structure etc.. Through setting up above-mentioned double thread mounting structure, can effectively improve atomizing nozzle 30's joint strength, avoid its pine to take off, and atomizing nozzle 30 can adopt relatively softer copper product and need not worry its joint strength, and processing is comparatively convenient, and lock nut 34 need not to worry that it rusts and pollutes the water under high pressure and lead to atomizing nozzle 30 to block up owing to need not to contact with the water under high pressure, can select to use the material that the price is lower relatively, helps reduce cost. It should be noted that the spray pipe 20 may be an integrated pipe, or may be a split pipe formed by connecting a plurality of pipe segments in series with each other through a joint, and when the spray pipe 20 is the split pipe, the internal threaded hole, the through hole, and the threaded blind hole are preferably all disposed on the joint, so as to facilitate processing and maintenance.

Still as shown in fig. 1, during normal use, the main spraying machine 10 is communicated with the spraying pipeline 20 through the switching valve 40, the pumping-back machine 50 does not work and is not communicated with the spraying pipeline 20, high-pressure water is delivered to the spraying pipeline 20 through the main spraying machine 10 and is sprayed out after being atomized by the atomizing nozzle 30, at this time, the high-pressure water cannot flow through the check valve 51, namely, the check valve 51 mainly plays the role of a plug; when the use is stopped, the spraying host 10 is closed, the pumping-back host 50 is communicated with the spraying pipeline 20 through the switching valve 40, the spraying host 10 is not communicated with the spraying pipeline 20, and residual water in the spraying pipeline 20 is pumped out through the pumping-back host 50, at this time, due to the structural limitation of the atomizing nozzle 30, air is difficult to enter the spraying pipeline 20 through the atomizing nozzle 30, and only can flow into the spraying pipeline 20 from the one-way valve 51. It should be noted that, in order to avoid the negative pressure generated by the back suction from damaging the atomizing nozzles 30, each atomizing nozzle 30 may be connected to the atomizing pipe 20 through a second one-way valve, specifically, an inlet of the second one-way valve is connected to the atomizing pipe, and an outlet of the second one-way valve is connected to the corresponding atomizing nozzle 30.

Example two.

As shown in fig. 4, the difference between the spraying system provided in this embodiment and the first embodiment is that, in this embodiment, the atomizing nozzles 30 are not directly installed on the spraying pipe 20, but are indirectly installed on the spraying pipe 20 through the spraying branch pipes 21, specifically, one end of the spraying pipe 20 away from the switching valve 40 is connected in parallel with at least two spraying branch pipes 21, still taking the spraying system of this embodiment deployed at a gas station as an example, each spraying branch pipe 21 is respectively wound on one fuel dispenser, each spraying branch pipe 21 is connected with at least one atomizing nozzle 30, when more than two atomizing nozzles 30 are connected to the spraying branch pipes 21, each spraying branch pipe 21 is connected to the corresponding spraying branch pipe 21 in sequence, the connection structure between the atomizing nozzle 30 and the spraying branch pipe 21 is the same as the connection structure between the atomizing nozzle 30 and the spraying pipe 20 in the first embodiment, and will not be repeated here. An open/close valve 22 is connected between each spray branch pipe 21 and the spray pipe 20, the open/close valve 22 is preferably an electromagnetic valve, one end of each spray branch pipe 21, which is not connected to the spray pipe 20, is connected to a check valve 51, an outlet of the check valve 51 is communicated with the spray branch pipe 21, and an inlet of the check valve 51 is left empty, that is, more than two check valves 51 are provided in the present embodiment and connected to the spray branch pipes 21 but not to the spray pipe 20.

In normal use, the switching valve 40 operates in the same manner as in the first embodiment, and each on-off valve 22 is opened or closed according to actual needs; when the water pump is stopped, the switching valve 40 is operated in the same manner as in the first embodiment, and the open/close valves 22 are opened in sequence to allow air to flow into the pipe from only one of the check valves 51 when the residual water is pumped back. Of course, if necessary, a second check valve may be provided between each atomizing nozzle 30 and the corresponding spray branch pipe 21 in the present embodiment, and an inlet of the second check valve may be connected to the spray branch pipe 21 and an outlet of the second check valve may be connected to the corresponding atomizing nozzle 30.

Example three.

The present embodiment is a further improvement on the basis of the first embodiment or the second embodiment, specifically, as shown in fig. 5, the spraying system provided in the present embodiment further includes a control module in communication connection with the spraying host 10 and the drawing-back host 50, respectively, the control module is a conventional module, such as a PLC control module, etc., each valve is also in communication connection with the control module, specifically, the communication connection manner is a conventional manner, such as a wire connection or a wireless connection, etc., and the control module is further connected with a timer.

This implementation provides a spraying system can realize automatic residual water of pumpback, and is concrete, and after spraying host computer 10 stop work, the timer begins timing, reaches control module after the preset time value and sends the signal to control module, and control module opens pumpback host computer 50 and operates corresponding valve action, realizes the pumpback to the residual water in the pipeline, and of course, the time of pumpback needs to be preset. In addition, when the spraying system does not use for a long time, can also regularly carry out the pumpback operation to realize regularly ventilating the pipeline, avoid breeding the bacterium in the pipeline, can also communicate the water tank of spraying host computer 10 and pumpback host computer 50 through diverter valve 40 simultaneously, through the water in the water tank of pumpback host computer 50 evacuation spraying host computer 10, further avoid smelly.

Preferably, in this embodiment, the switching valve 40 and the main sprayer 10 are connected through a connection pipe 11, a pressure relief pipe 12 is further connected to the connection pipe 11, a pressure relief valve 13 is provided on the pressure relief pipe 12, and one end of the pressure relief pipe 12, which is not connected to the connection pipe 12, is connected to the water tank of the main sprayer 10. This helps to avoid that the atomizing nozzle 30 cannot stop spraying immediately (i.e. the response speed is slow) because a certain pressure still exists in the pipe after the main atomizing unit 10 is turned off, and specifically, after the main atomizing unit 10 is turned off, the pressure relief valve 13 is opened immediately, so that the pressure in the atomizing pipe 20 can be released immediately, and the response speed of the atomizing nozzle 30 is increased.

The present invention has been described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the above embodiments, and those skilled in the art can make various modifications to the present invention according to the prior art, and these all belong to the protection scope of the present invention.

Claims

1. The utility model provides a spraying system, including spraying host computer, one end with the spraying pipe way that the spraying host computer is connected and connect atomizing nozzle on the spraying pipe way, its characterized in that, the spraying host computer with still be connected with the diverter valve between the spraying pipe way, the diverter valve is connected with the pumpback host computer, the spraying pipe way is kept away from the one end of diverter valve is connected with the check valve, the export of check valve with the spraying pipe way intercommunication, just the entry vacancy of check valve.

2. The spray system of claim 1, wherein there are more than two of said spray nozzles, each of said spray nozzles being connected in series to said spray conduit.

3. The spraying system of claim 1, wherein a positioning ring is fixedly connected or integrally connected to an outer side wall of the atomizing nozzle, an outer threaded section is disposed on the outer side wall of the atomizing nozzle on a side of the positioning ring away from an outlet of the atomizing nozzle, a water inlet hole communicated with an inner cavity of the atomizing nozzle is disposed between the positioning ring and the outer threaded section, an inner threaded hole and a through hole coaxially disposed with the inner threaded hole are disposed on an inner side wall of the spraying pipe, the inner threaded hole and the through hole are respectively disposed on two sides of an inner hole of the spraying pipe, a blind threaded hole coaxially disposed with the through hole is disposed on an outer side wall of the spraying pipe, the outer threaded section is spirally connected to the inner threaded hole, the positioning ring abuts against a bottom of the blind threaded hole, and the water inlet hole is communicated with the inner hole of the spraying pipe, and the threaded blind hole is spirally connected with a locking nut which is propped against the positioning ring.

4. The spray system of any one of claims 1 to 3, further comprising a control module communicatively coupled to the spray host and the withdrawal host, respectively, wherein a timer is coupled to the control module.

5. The spraying system of claim 4, wherein the switching valve is connected with the spraying host through a connecting pipeline, the connecting pipeline is further connected with a pressure relief pipeline, and the pressure relief pipeline is provided with a pressure relief valve.

6. The spray system of claim 5, wherein an end of the pressure relief conduit not connected to the connecting conduit is connected to a water tank of the spray host.

7. The utility model provides a spraying system, including spraying host computer and one end with the spraying pipe way that the spraying host computer is connected, its characterized in that, the spraying host computer with still be connected with the diverter valve between the spraying pipe way, the diverter valve is connected with the pumpback host computer, the spraying pipe way is kept away from the one end parallel connection of diverter valve has two at least spraying branch pipes, each spraying branch pipe with all be connected with the on-off valve between the spraying pipe way, and each spraying branch pipe not with the one end that the spraying pipe way is connected with the check valve, the export of check valve with spraying branch pipe way intercommunication, just the entry vacancy of check valve, each be connected with atomizing nozzle on the spraying branch pipe.