Split type combined spray valve

Abstract

The utility model discloses a split type combined spray valve which comprises a valve body, a transition piece and a spray head plate. The valve body is of a closed structure, a front end cover of the valve body is an air inlet end cover, an air storage pipe is installed in a cavity of the valve body, and the front end and the rear end of the air storage pipe are fixedly connected with the air inlet end cover and a valve sealing end cover at the rear end of the valve body respectively. The valve plates on the left side and the right side of the valve body are respectively provided with an air inlet path air hole and an air outlet path air hole, the valve plate on the top face is provided with an air outlet path air hole, and electromagnetic valves are connected to the positions, corresponding to the air inlet path air hole and the air outlet path air hole, of the valve plate. A transition piece is fixed to a valve plate on the top face of the valve body, and a plurality of transition air path air holes are formed in the transition piece. A spray head plate is fixed to the top face of the transition piece, a plurality of spray holes are formed in the top face of the spray head plate, and the multiple transition air path air holes correspond to the spray holes in a one-to-one mode and are coaxially arranged with the spray holes. The structure is low in cost, detachable and convenient to overhaul and maintain in the later period.

Description

TECHNICAL FIELD

[0001] The utility model relates to a valve, especially relates to split type combination spray valve. BACKGROUND

[0002] The coal gangue dry separator mainly comprises a feeding mechanism, a conveying mechanism, an identification mechanism, a control system and an executing mechanism, and is a novel physical ore dressing method. The raw coal is conveyed to the feeding mechanism through a raw coal belt, the feeding mechanism is used for screening, so that the blocky material enters the conveying mechanism, the conveying mechanism stably conveys the blocky raw material to the lower side of the identification mechanism, the identification mechanism is an X-ray sending device located above the conveying belt and an X-ray receiving device located below the conveying belt, the control system processes the X-ray signals received by the receiver, distinguishes different kinds of materials such as coal, coal gangue and wood block, and sends the rejection instruction to the executing mechanism, and the executing mechanism rejects the rejected material through the nozzle according to the instruction of the control system.

[0003] The existing coal gangue separator uses the spray valve structure which is in a whole, so that the manufacturing process is relatively complex, the cost is high, and the whole spray valve structure is not convenient for later maintenance and maintenance. SUMMARY

[0004] The utility model discloses a split type combination spray valve which is simple in structure, easy to manufacture and low in maintenance cost.

[0005] To realize the above functions, the utility model adopts the technical scheme that:

[0006] The split type combination spray valve comprises a valve body, the valve body is in a closed structure, the front end cover of the valve body is an air inlet end cover, an air inlet hole is formed in the air inlet end cover, a gas storage pipe is arranged in the cavity of the valve body, an air outlet hole is formed in the gas storage pipe, the front end and the rear end of the gas storage pipe are fixedly connected with the air inlet end cover and the valve body rear end sealing valve end cover respectively, and the front end of the gas storage pipe is communicated with the air inlet hole.

[0007] Air inlet and exhaust holes are formed in the valve plate on the left side of the valve body and the valve plate on the right side respectively, and an air exhaust hole is formed in the valve plate on the top surface of the valve body, wherein the air inlet and exhaust holes in the valve plate on the left side and the valve plate on the right side are divided into two rows, each row of air inlet and exhaust holes comprises a plurality of air inlet and exhaust holes arranged at intervals, and two air inlet and exhaust holes arranged at the top and bottom in the two rows of air inlet and exhaust holes form an air inlet and exhaust hole group.

[0008] An electromagnetic valve is connected to the valve plate at the position corresponding to each group of inlet and exhaust gas hole, and the inlet hole and the exhaust hole of the electromagnetic valve are respectively communicated with one inlet and exhaust gas hole in each group of inlet and exhaust gas hole.

[0009] A transition piece is fixed on the valve plate on the top surface of the valve body, and a plurality of transition gas hole is opened in the transition piece.

[0010] Compared with the prior art, the advantages of the present application are:

[0011] The base plate, the gas storage pipe, the seal valve end cover, the inlet end cover, the valve plate, the transition piece and the nozzle plate can be assembled on site according to actual needs, reducing the lifting and transportation operation of the overall spray valve structure during installation. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 , Figure 2 Respectively, the overall explosion schematic diagram of the split type combined spray valve of the present application. DETAILED DESCRIPTION

[0013] The present application will be further described in detail below in combination with the drawings in the embodiments of the present application.

[0014] Please refer to Figure 1 , Figure 2The utility model discloses a split type combined spray valve, including the valve body, the valve body is closed structure, preferably, the valve body is cuboid, including the base plate 1 of bottom surface, the valve plate of top surface and left and right side wall, the air inlet end cover of front wall and the valve end cover 3 of valve body rear end. Among them, the front end cover of valve body is air inlet end cover 4, and the air inlet hole 8 is opened on the air inlet end cover, and a gas storage pipe 2 is installed in the cavity of valve body, and the air outlet hole 9 is opened on the gas storage pipe, and the front and rear ends of gas storage pipe are fixedly connected with air inlet end cover and valve end cover 3 of valve body rear end respectively, and the fixedly connected structure can adopt the groove on the inner wall of air inlet end cover and the inner wall of valve end cover respectively, and the front and rear ends of gas storage pipe are inserted into the corresponding groove and fixedly arranged respectively. The front end of the gas storage pipe 2 is communicated with the air inlet hole. This can increase the response speed of valve, improve the working efficiency.

[0015] The air inlet and exhaust path air holes 10 are opened on the valve plate of left side and the valve plate of right side respectively, and the exhaust path air hole 11 is opened on the valve plate 5 of top surface of the valve body, wherein the air inlet and exhaust path air holes on the valve plate of left side and the valve plate of right side are divided into two rows, each row of air inlet and exhaust path air holes includes a plurality of air inlet and exhaust path air holes arranged at intervals, and two air inlet and exhaust path air holes arranged at upper and lower positions in the two rows of air inlet and exhaust path air holes form a group of air inlet and exhaust path air holes.

[0016] An electromagnetic valve is connected to the valve plate at the position corresponding to each group of air inlet and exhaust path air holes, and the air inlet hole and the exhaust hole of the electromagnetic valve are communicated with one air inlet and exhaust path air hole in each group of air inlet and exhaust path air holes. The first air inlet and exhaust path air hole in each group of air inlet and exhaust path air holes connected to the exhaust hole of the electromagnetic valve is connected to the exhaust path air hole 11 on the valve plate 5 of top surface through a hose, and the second air inlet and exhaust path air hole in each group of air inlet and exhaust path air holes connected to the air inlet hole of the electromagnetic valve is connected to the air outlet hole 9 of the gas storage pipe through a hose.

[0017] The transition piece 6 is fixed to the valve plate on the top surface of the valve body, and a plurality of transition gas path air holes are opened in the transition piece 6. The spray head plate 7 is fixed to the top surface of the transition piece, and a plurality of spray holes 13 are opened on the top surface of the spray head plate. The plurality of transition gas path air holes are one-to-one corresponding and coaxially arranged with the spray holes.

[0018] Preferably, the transition piece is a T-shaped structure, the horizontal plate of the T-shaped structure is fixedly connected with the valve plate of top surface, and the plurality of transition gas path air holes are opened on the vertical plate of the T-shaped structure. The clamping grooves are opened around the vertical plate, and the spray head plate is supported on the clamping grooves for positioning.

[0019] The utility model discloses a working principle for: the air inlet end cover 4 of valve body and the gas holder with high pressure gas are connected, and the high pressure gas of gas holder enters the gas storage pipe 2 of valve body through the air inlet hole 8, when not needing to carry out the blowing action, the solenoid valve on the valve plate 5 of left and right sides is in the closed state, and the high pressure gas in the gas storage pipe 2 cannot reach the exhaust road air hole 11 of top surface valve plate from the air outlet hole 9 through the inlet and outlet road air hole 10 of left and right valve plates. When needing to carry out the blowing action to the coal gangue of arrangement detection completion, the solenoid valve is in the open state, and the high pressure gas in the gas storage pipe 2 first flows into the inlet and outlet road air hole of the valve plate 5 of left and right sides from the air outlet hole 9 through the hose, then enters the solenoid valve through the air inlet hole of solenoid valve, in turn again flows into the exhaust road air hole 11 of top surface valve plate through the air outlet hole of solenoid valve, the inlet and outlet road air hole on the valve plate 5 of left and right sides connected with the air outlet hole of solenoid valve, the hose, the transition gas road air hole 12 of transition piece 6 again, and the jet orifice 13 of the jet plate 7 is spouted from the transition gas road air hole 12, and the jet gas is blown to the coal gangue and changes its movement track, and makes it reach the distribution box.

[0020] The above is only used for explaining the principle and effect of the utility model, and is not used for limiting the utility model. The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for cooperating with the content disclosed in the specification, so as to be understood and read by the person skilled in the art, and are not used for limiting the implementable conditions of the utility model, so the technical essence is not substantial, any modification of structure, change of ratio relationship or adjustment of size, when not affecting the effect and the purpose that can be achieved by the utility model, should still fall within the range covered by the technical content disclosed by the utility model. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and the like cited in the present specification are only used for making the description clear, and are not used for limiting the implementable range of the utility model, and the change or adjustment of relative relationship is also regarded as the implementable scope of the utility model without substantially changing the technical content.

Claims

1. A split type combined spray valve comprising a valve body, said valve body being a closed structure, characterized in that: The front end cover of the valve body is an air inlet end cover, an air inlet hole is formed in the air inlet end cover, a gas storage pipe is arranged in the cavity of the valve body, an air outlet hole is formed in the gas storage pipe, and the front end and the rear end of the gas storage pipe are fixedly connected with the air inlet end cover and the seal end cover at the rear end of the valve body respectively. Air inlet and outlet holes are formed in the valve plates on the left side and the right side of the valve body respectively, and an air outlet hole is formed in the valve plate on the top surface of the valve body, wherein the air inlet and outlet holes in the valve plates on the left side and the right side are divided into two rows, each row of air inlet and outlet holes comprises a plurality of air inlet and outlet holes arranged at intervals, and two air inlet and outlet holes arranged in a one-to-one correspondence in the two rows of air inlet and outlet holes form a group of air inlet and outlet holes. An electromagnetic valve is connected to each valve plate at a position corresponding to each group of air inlet and outlet holes, the air inlet hole and the air outlet hole of the electromagnetic valve are arranged in communication with one air inlet and outlet hole in each group of air inlet and outlet holes, the first air inlet and outlet hole in each group of air inlet and outlet holes connected with the air outlet hole of the electromagnetic valve is connected in a one-to-one correspondence with the air outlet hole in the valve plate on the top surface through a hose, and the second air inlet and outlet hole in each group of air inlet and outlet holes connected with the air inlet hole of the electromagnetic valve is connected in a one-to-one correspondence with the air outlet hole of the gas storage pipe through a hose. A transition piece is fixed to the valve plate on the top surface of the valve body, a plurality of transition gas passage holes are formed in the transition piece, a nozzle plate is fixed to the top surface of the transition piece, and a plurality of spray holes are formed in the top surface of the nozzle plate, wherein the plurality of transition gas passage holes are arranged in a one-to-one correspondence and coaxially with the spray holes.

2. The split combined spray valve of claim 1, wherein: The transition piece has a T-shaped structure, the horizontal plate of the T-shaped structure is fixedly connected with the valve plate on the top surface, the plurality of transition gas passage holes are formed in the vertical plate of the T-shaped structure, and a clamping groove is formed around the vertical plate, and the nozzle plate is supported on the clamping groove to be positioned.

3. The split combined spray valve of claim 1, wherein: The fixed connection structure is formed by forming grooves in the inner walls of the air inlet end cover and the seal end cover respectively, and the front end and the rear end of the gas storage pipe are inserted into the corresponding grooves to be fixedly arranged.

4. The split combined spray valve of claim 1, wherein: The valve body has a cuboid shape, and comprises a base plate on the bottom surface, a valve plate on the top surface and the left and right side walls, an air inlet end cover on the front wall, and a seal end cover at the rear end of the valve body.

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