CN210588842U

CN210588842U - Sand valve and cleaning system

Info

Publication number: CN210588842U
Application number: CN201921190219.7U
Authority: CN
Inventors: 贾立柱; 张于贤; 刘彬彬
Original assignee: Guotong Jingmei Technology Service Co Ltd
Current assignee: Guotong Jingmei Technology Service Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-05-22
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a sand valve and cleaning system, wherein, this sand valve is used for having water and gas separator, high pressure generating device, the cleaning system of spray gun and sand jar, the sand valve includes the valve main part, one end is used for dismantling first connecting piece and both ends of connecting on the sand jar and can dismantle the flow rate control valve of connecting in the first connecting piece other end and valve main part respectively, the valve main part is equipped with the cavity that is used for holding the abrasive material, communicate with each other with the cavity and get into the pan feeding mouth of cavity with the confession abrasive material, communicate with each other with the cavity and be used for supplying the abrasive material from the interior exhaust discharge gate of cavity and communicate with each other with the air inlet that is used for providing power to the abrasive material, the discharge gate is located the relative both sides of cavity respectively with the air inlet, run through being equipped with on the first. The utility model discloses a sand valve has made things convenient for workman's dismouting and clearance, has also reduced the maintenance cost simultaneously.

Description

Sand valve and cleaning system

Technical Field

The utility model relates to a water mixes sand blasting equipment field especially relates to a sand valve and uses cleaning system of this sand valve.

Background

The sand blasting machine is used for conveying powdery granular materials from one place to another place in a pipeline by utilizing compressed air, so that sand grains moving at high speed scour the surface of an object to achieve the effect of cleaning and polishing the surface of the object. Cleaning system all generally will have the sand valve of adjusting sand grain, but current sand valve all is integrated into one piece usually, consequently, when the inside jam that appears of sand valve, need all dismantle whole sand valve, the inside clearance that is also inconvenient for of sand valve moreover.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a sand valve to solve the problems of inconvenient disassembly and inconvenient cleaning caused by the integral forming of the prior sand valve;

a second object of the present invention is to provide a cleaning system, which uses the sand valve as described above.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a sand valve is used for a cleaning system with a water-gas separator, a high-pressure generating device, a spray gun and a sand tank, the sand valve comprises a valve main body, a first connecting piece and a flow rate control valve, wherein one end of the first connecting piece is detachably connected to the sand tank, the two ends of the flow rate control valve are respectively detachably connected to the other end of the first connecting piece and the valve main body, the valve main body is provided with a cavity for containing abrasive, a feeding port communicated with the cavity for the abrasive to enter the cavity, a discharging port communicated with the cavity for the abrasive to be discharged from the cavity, and an air inlet communicated with the cavity for providing power for the abrasive, the discharge port and the air inlet are respectively communicated with two opposite sides of the cavity, a through hole for communicating with the sand tank is arranged on the first connecting piece in a penetrating mode, and the through hole is communicated with the feeding port through the flow rate control valve.

Further, the end part, far away from the flow rate control valve, of the first connecting piece is provided with threads for being in threaded connection with the sand tank.

Further, the thread is disposed on an outer surface of the first connector.

Furthermore, the first connecting piece comprises a first connecting part and a second connecting part, the first connecting part is used for being in threaded connection with the sand tank, the second connecting part is fixed at one end of the first connecting part, the second connecting part is in threaded connection with the flow rate control valve, and threads are arranged on the outer surface of the first connecting part.

Furthermore, the via hole comprises a first through hole penetrating through the first connecting portion and a second through hole penetrating through the second connecting portion and communicated with the first through hole, and the first through hole extends from one end, close to the first connecting portion, of the second through hole in a direction away from the second through hole in a mode that the aperture is gradually increased.

Further, the valve main body comprises a main body part and a third connecting part which is fixed on the main body part and communicated with the feeding hole, the discharging hole and the cavity are all arranged on the main body part, and one end, far away from the first connecting part, of the flow rate control valve is in threaded connection with the third connecting part.

Furthermore, the feeding port extends to the cavity from one side of the main body part close to the third connecting part in an inclined manner.

Further, the sand valve also comprises a second connecting piece connected with the water-gas separator, wherein one end of the second connecting piece is in threaded connection with the gas inlet, and the other end of the second connecting piece extends towards the direction far away from the valve main body.

Further, the sand valve still including be used for with the third connecting piece that the spray gun is connected, the one end threaded connection of third connecting piece in the discharge gate, the other end towards keep away from the valve main part direction extends.

The second purpose of the utility model is realized by adopting the following technical scheme:

the sand valve comprises a sand tank, a spray gun, a water-gas separator, a high-pressure generating device and the sand valve, wherein the first connecting piece of the sand valve is detachably connected to the bottom of the sand tank, the water-gas separator is respectively connected with the sand tank and the air inlet of the valve main body, one end of the spray gun is connected with the high-pressure generating device, and the other end of the spray gun is connected with the discharge hole of the valve main body.

Compared with the prior art, the beneficial effects of the utility model reside in that: one end of the first connecting piece is detachably connected with the sand tank, and two ends of the flow rate control valve are detachably connected with the other end of the sand tank and the valve main body respectively, so that when the sand valve is blocked, the blocked part of the sand valve is only required to be detached, the whole sand valve is not required to be detached, workers can conveniently detach and assemble the sand valve, and meanwhile, the blocked part can be conveniently cleaned; when a certain part of the sand valve breaks down and needs to be replaced, only the corresponding part needs to be replaced, the whole sand valve does not need to be replaced, and the maintenance cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a sand valve provided in an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is an exploded schematic view of a sand valve provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a cleaning system according to an embodiment of the present invention.

In the figure: 100. a sand valve; 10. a valve body; 20. a first connecting member; 30. a flow rate control valve; 11. a cavity; 12. a feeding port; 13. a discharge port; 14. an air inlet; 21. a via hole; 22. a thread; 23. a first connection portion; 24. a second connecting portion; 211. a first through hole; 212. a second through hole; 15. a main body portion; 16. a third connecting portion; 40. a second connecting member; 50. a third connecting member; 200. cleaning the system; 201. a sand tank; 202. a spray gun; 203. a water-gas separator; 204. high voltage generating device.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

As shown in fig. 1 to 3, a sand valve 100 for a cleaning system having a moisture separator, a high pressure generating device, a spray gun, and a sand tank according to an embodiment of the present invention includes a valve body 10, one end of the first connecting piece 20 is detachably connected to the sand tank, the two ends of the first connecting piece 20 are respectively detachably connected to the other end of the first connecting piece 20 and a flow rate control valve 30 of the valve main body 10, the valve main body 10 is provided with a cavity 11 used for containing abrasive, a feeding port 12 communicated with the cavity 11 and used for enabling the abrasive to enter the cavity 11, a discharging port 13 communicated with the cavity 11 and used for enabling the abrasive to be discharged from the cavity 11, and an air inlet 14 communicated with the cavity 11 and used for providing power for the abrasive, the discharging port 13 and the air inlet 14 are respectively located on two opposite sides of the cavity 11, a through hole 21 used for being communicated with the sand tank is arranged on the first connecting piece 20 in a penetrating mode, and the through hole 21.

In the design mode, one end of a first connecting piece 20 is detachably connected with a sand tank, the other end of the first connecting piece is detachably connected with the other end of a flow rate control valve 30, the other end of the flow rate control valve 30 is detachably connected with a valve main body 10, a through hole 21 communicated with the sand tank is arranged on the first connecting piece 20 in a penetrating way, the valve main body 10 is provided with a cavity 11, and a feeding hole 12, a discharging hole 13 and an air inlet 14 which are communicated with the cavity 11, the discharging hole 13 and the air inlet 14 are respectively positioned at two opposite sides of the cavity 11, the feeding hole 12 is positioned above the cavity 11 and is communicated with the through hole 21 through the flow rate control valve 30, abrasive in the sand tank can enter the cavity 11 through the through hole 21, the flow rate control valve 30 and the feeding hole 12 in sequence, and the abrasive, and is discharged from the discharge port 13 at a relatively high speed to achieve the effect of cleaning the surface of the object or polishing. Because the both ends of flow rate control valve 30 can be dismantled with first connecting piece 20 and valve main part 10 respectively and be connected, first connecting piece 20 can be dismantled with the sand jar again and be connected, with valve main part 10, first connecting piece 20 and flow rate control valve 30 multistage combination form sand valve 100 together, consequently when jam appears in certain position of sand valve 100, need not pull down whole sand valve 100, only need pull down corresponding jam position and can solve the jam problem, make things convenient for the workman to carry out dismouting and clearance to it, and when certain position of sand valve 100 broke down and need be changed, only need more change corresponding position can, need not change whole sand valve 100, the maintenance cost is reduced. In particular, in this embodiment, the abrasive is preferably sand, which is inexpensive and common, and helps to reduce costs. It will be appreciated that the abrasive material may also be a sharp, hard material such as diamond or alumina.

Preferably, the end of the first connector 20 remote from the flow rate control valve 30 is provided with threads 22 for connection with the sand tank threads 22. This design is through setting up screw thread 22 on first connecting piece 20 for first connecting piece 20 can dismantle with the sand jar and be connected, like this, only need rotate first connecting portion 23 will be can follow the sand jar with it and pull down or install it on the sand jar, and operating means is simple, the staff's operation of being convenient for.

Preferably, the thread 22 is provided on the outer surface of the first connecting member 20. The production molding of the first connecting member 20 is facilitated by providing the screw thread 22 on the outer surface of the first connecting member 20.

Preferably, the first connection member 20 includes a first connection portion 23 for connection with the sand tank screw thread 22 and a second connection portion 24 fixed to one end of the first connection portion 23, the second connection portion 24 being screw-connected to the flow rate control valve 30, the screw thread 22 being provided on an outer surface of the first connection portion 23. Specifically, the first connection portion 23 and the second connection portion 24 are both cylindrical, and the diameter of the first connection portion 23 is larger than that of the second connection portion 24.

Preferably, the via hole 21 includes a first through hole 211 penetrating the first connection portion 23 and a second through hole 212 penetrating the second connection portion 24 and communicating with the first through hole 211, and the first through hole 211 extends from one end of the second through hole 212 close to the first connection portion 23 in a direction away from the second through hole 212 in a manner that the aperture gradually increases. In this design, the through hole 21 is formed into the first through hole 211 and the second through hole 212, the first through hole 211 axially penetrates through the first connecting portion 23, the second through hole 212 axially penetrates through the second connecting portion 24 and is communicated with the first through hole 211, an axis of the first through hole 211 is collinear with an axis of the second through hole 212, and the first through hole 211 extends in a direction away from the second through hole 212 in a manner that an opening of the first through hole 211 gradually increases, so that the through hole 21 formed by the first through hole 211 and the second through hole 212 together is approximately funnel-shaped, the first through hole 211 can buffer abrasive discharged from a sand tank, kinetic energy of the abrasive is reduced, great impact of the abrasive on the flow rate control valve 30 is avoided, and the service life of the flow rate control valve 30 is prolonged.

Preferably, the valve body 10 includes a main body 15 and a third connecting portion 16 fixed to the main body 15 and communicating with the inlet 12, the outlet 13 and the chamber 11 are all disposed on the main body 15, and one end of the flow rate control valve 30 far from the first connecting portion 20 is connected with the third connecting portion 16 by a screw 22.

Preferably, the feeding inlet 12 extends obliquely from a side of the main body 15 near the third connecting portion 16 to the cavity 11. With this design, through setting up pan feeding mouth 12 slope, like this, the abrasive material can be along pan feeding mouth 12 slip in cavity 11, has further reduced the kinetic energy of abrasive material, has alleviateed the impact of abrasive material to valve main part 10, has prolonged valve main part 10's life.

Preferably, the sand valve 100 further comprises a second connector 40 for connection with the moisture separator, the second connector 40 having one end threadedly 22 connected to the air inlet 14 and the other end extending away from the valve body 10. With this design, through setting up second connecting piece 40, second connecting piece 40 one end is connected with air inlet 14, and the other end extends towards keeping away from main part 15 direction, and second connecting piece 40 has one end protruding to be located outside main part 15, like this, has made things convenient for being connected of sand valve 100 and water and gas separator.

Preferably, the sand valve 100 further comprises a third connector 50 for connection to a lance, the third connector 50 having one end threadedly 22 connected to the discharge port 13 and the other end extending away from the valve body 10. With this design, through setting up third connecting piece 50, third connecting piece 50 one end is connected with discharge gate 13, and the other end extends towards keeping away from main part 15 direction, and third connecting piece 50 has one end protruding to locate outside main part 15 promptly, like this, has made things convenient for being connected of sand valve 100 and spray gun.

As shown in fig. 4, the embodiment of the present invention provides a cleaning system 200, which includes a sand tank 201, a spray gun 202, a water-gas separator 203, a high pressure generator 204 and the sand valve 100 as described above, wherein the first connecting member 20 of the sand valve 100 is detachably connected to the bottom of the sand tank 201, the water-gas separator 203 is respectively connected to the sand tank 201 and the air inlet 14 of the valve body 10, one end of the spray gun 202 is connected to the high pressure generator 204, and the other end is connected to the discharge port 13 of the valve body 10. In this design, the sand tank 201 can be used for storing abrasive, the high pressure generating device 204 can provide high pressure water and spray the abrasive through the spray gun 202, when external blowing equipment inputs high pressure gas into the water-gas separator 203, the water-gas separator 203 can effectively separate and filter water in the gas, the condensed water can be discharged from the bottom outlet of the water-gas separator 203, a part of the filtered gas enters the sand tank 201, the other part of the filtered gas enters the valve body 10 through the gas inlet 14, so as to provide power for the abrasive in the cavity 11, the discharge port 13 of the valve body 10 is communicated with the spray head of the spray gun 202 through a pipeline, when the abrasive moves to the spray head of the spray gun 202, the abrasive and the high pressure water provided by the high pressure generating device 204 are fully mixed and then sprayed together, and the cleaning effect on the surface of an object.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A sand valve is used for a cleaning system with a water-gas separator, a high-pressure generating device, a spray gun and a sand tank, it is characterized in that the sand valve comprises a valve main body, a first connecting piece with one end detachably connected with the sand tank and a flow rate control valve with two ends detachably connected with the other end of the first connecting piece and the valve main body respectively, the valve main body is provided with a cavity for containing abrasive, a feeding port communicated with the cavity for the abrasive to enter the cavity, a discharging port communicated with the cavity for the abrasive to be discharged from the cavity, and an air inlet communicated with the cavity for providing power for the abrasive, the discharge port and the air inlet are respectively communicated with two opposite sides of the cavity, a through hole for communicating with the sand tank is arranged on the first connecting piece in a penetrating mode, and the through hole is communicated with the feeding port through the flow rate control valve.

2. The sand valve as recited in claim 1 wherein an end of the first connector remote from the flow rate control valve is threaded for threaded connection with the sand tank.

3. The sand valve as recited in claim 2 wherein the threads are disposed on an outer surface of the first connector.

4. The sand valve as claimed in claim 3, wherein said first connector comprises a first connection part for screw-coupling with said sand tank and a second connection part fixed to one end of said first connection part, said second connection part being screw-coupled to said flow rate control valve, said screw being provided on an outer surface of said first connection part.

5. The sand valve as claimed in claim 4 wherein the through hole comprises a first through hole passing through the first connection portion and a second through hole passing through the second connection portion and communicating with the first through hole, the first through hole extending from an end of the second through hole adjacent to the first connection portion in a direction away from the second through hole in a manner that the diameter of the through hole gradually increases.

6. The sand valve as claimed in claim 1, wherein said valve body comprises a body portion and a third connecting portion secured to said body portion and communicating with said inlet port, said outlet port and said chamber being disposed in said body portion, and an end of said flow rate control valve remote from said first connecting member being threadably connected to said third connecting portion.

7. A sand valve as claimed in claim 6, wherein said inlet extends obliquely from a side of said body portion adjacent said third connecting portion to said chamber.

8. The sand valve as recited in claim 1 further comprising a second connector for connection to the moisture separator, the second connector having one end threaded to the air inlet and the other end extending away from the valve body.

9. The sand valve as recited in claim 1 further comprising a third connector for connection to the lance, the third connector having one end threaded to the discharge port and another end extending away from the valve body.

10. A cleaning system is characterized by comprising a sand tank, a spray gun, a water-gas separator, a high-pressure generating device and the sand valve as claimed in any one of claims 1 to 9, wherein the first connecting piece of the sand valve is detachably connected to the bottom of the sand tank, the water-gas separator is respectively connected with the sand tank and the air inlet of the valve main body, one end of the spray gun is connected with the high-pressure generating device, and the other end of the spray gun is connected with the discharge hole of the valve main body.