CN218501750U - Wash and disappear automobile-used powder center efflux equipment - Google Patents

Abstract

The utility model relates to a ejector technical field discloses a wash and disappear vehicle powder center fluidic device, including the suction chamber that communicates in proper order, mixing chamber and diffusion tube, be equipped with suction channel and fluidic channel on the suction chamber, fluidic channel is through multistage shrink reducing, and fluidic channel's exit end diameter is less than the entrance point diameter, and the mixing chamber is equipped with the suction chamber, receives chamber and mixing chamber, and the suction chamber is the convergent hole of slope, suction chamber and suction channel intercommunication, receive chamber and fluidic channel intercommunication, suction chamber and receipt chamber all communicate with the mixing chamber, mixing chamber and diffusion tube intercommunication. The utility model discloses a wash and disappear automobile-used powder center fluidic device can increase the negative pressure between suction chamber and the hybrid chamber to prevent that the suction chamber from blockking up.

Description

Wash and disappear automobile-used powder center efflux equipment

Technical Field

The utility model relates to an ejector technical field, concretely relates to wash and disappear automobile-used powder center fluidic device.

Background

The existing venturi ejector is composed of a reducing pipe, a mixing pipe and a diffuser pipe, wherein the large-diameter end of the reducing pipe is communicated with a water inlet pipe, the small-diameter end of the reducing pipe is communicated with the mixing pipe, the side wall of the mixing pipe is communicated with a suction pipe, and the free end of the mixing pipe is communicated with the diffuser pipe. When the water pump is used, the water pump is pumped into the water inlet pipe through the water pump, the water pump is sprayed into the mixing pipe through the reducing pipe at a high speed, negative pressure is generated at the position where the suction pipe is communicated with the mixing pipe, the A component is sucked into the mixing pipe under the action of the negative pressure and is mixed with water to form the A component liquid medicine, the A component is corrosive powder and is easy to form viscous liquid after being mixed with water, and the A component liquid medicine enters the pressure expanding pipe under the action of high-speed water flow to convert kinetic energy into pressure energy.

Although this technical scheme can realize the mixture of A component and water, however, because the pipe diameter of reducer minor diameter end is bigger, the velocity of water flow that gets into the mixing tube from the reducer is lower for the negative pressure that produces at the position of inhaling pipe and mixing tube intercommunication is smaller, and A component meets water and forms thick material easily, inhales the position of pipe and mixing tube intercommunication, and easy adhesion is at the inner wall of inhaling the pipe behind the water to A component, makes and inhales the pipe and blocks up easily, thereby influences the mixed operation of A component and water.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a wash and disappear automobile-used powder center efflux equipment to the increase inhales the negative pressure between chamber and the hybrid chamber, thereby prevents to inhale the chamber and blocks up.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wash and disappear automobile-used powder center fluidic equipment, including the suction chamber that communicates in proper order, mixing chamber and diffusion tube, be equipped with suction channel and fluidic channel on the suction chamber, fluidic channel is through multistage shrink reducing, fluidic channel's exit end diameter is less than the entrance point diameter, the mixing chamber is equipped with the suction chamber, receive chamber and mixing chamber, the suction chamber is the convergent hole of slope, suction chamber and suction channel intercommunication, receive chamber and fluidic channel intercommunication, the suction chamber all communicates with the mixing chamber with the receiving chamber, mixing chamber and diffusion tube intercommunication.

The beneficial effect of this scheme does: when the component A is required to be mixed with water, the water pump is used for introducing the water into the flow channel, the water converts pressure energy into kinetic energy in the flow channel, the kinetic energy is sprayed to the center of the mixing cavity at a high speed through the receiving cavity, a negative pressure area is formed between the lower part of the suction cavity and the mixing cavity, the component A is sucked into the mixing cavity and mixed with the water to form a component A liquid medicine under the action of negative pressure, the component A liquid medicine enters the diffusion pipe under the action of high-speed water flow and gravity, energy exchange is carried out in the diffusion pipe, the kinetic energy is reduced into the pressure energy, pressure fluid is formed, and the component A liquid medicine is discharged.

Because the jet flow channel is reduced by multistage contraction, the diameter of the outlet end of the jet flow channel is smaller than that of the inlet end, when water flows from the first stage contraction reducing part to the second stage contraction reducing part, the flow speed of the water at the second stage contraction reducing part is larger than that at the first stage contraction reducing part, meanwhile, when the water enters the second stage contraction reducing part from the high-pressure first stage contraction reducing part, the pressure of the water at the second stage contraction reducing part is reduced, the flow of the water flowing into the second stage contraction reducing part from the first stage contraction reducing part is increased under the action of pressure difference, and similarly, the principle from the first stage contraction reducing part to the second stage contraction reducing part is also followed from the second stage contraction reducing part to the third stage contraction reducing part, after the multistage contraction reducing, the flow speed of the water at the outlet end of the jet flow channel is maximized, the pressure energy is completely converted into kinetic energy, so that the negative pressure between the suction cavity and the mixing cavity is maximized, the A group is carried into the mixing cavity by the water in the moment of water, and the blockage of the suction cavity is prevented.

Because the suction cavity is the convergent hole of slope, be convenient for on the one hand with suction cavity and mixing chamber intercommunication, on the other hand be convenient for A component to fall into the mixing chamber, reduced A component and adhered to on the suction cavity lateral wall.

Further, the jet flow channel is arranged coaxially with the mixing chamber.

The beneficial effect of this scheme does: because jet flow channel and the coaxial setting of hybrid chamber, consequently, the water that sprays down from jet flow channel can be in hybrid chamber department rapid formation water seal, has blocked the lower part of hybrid chamber and outside air's intercommunication to further increased the negative pressure of the lower part of inhaling the chamber, make the negative pressure of inhaling the chamber lower part can be rapid inhale the hybrid chamber with A component, thereby prevented the jam of inhaling the chamber.

Furthermore, the diameter of the large-diameter end of the suction cavity is larger than that of the suction channel, and the included angle between the side wall of one side of the suction cavity and the horizontal direction is 53 degrees.

The beneficial effect of this scheme does: because the diameter of the large-diameter end of the suction cavity is larger than that of the suction channel, the component A attached in the suction cavity can be reduced, and the probability of blockage of the suction cavity is reduced; because the included angle between the side wall of one side of the suction cavity and the horizontal direction is set to be 53 degrees, the component A attached to the side wall can smoothly fall into the mixing cavity.

Furthermore, the suction chamber is detachably connected with the mixing chamber, and the mixing chamber is detachably connected with the diffusion pipe.

The beneficial effect of this scheme does: the cleaning of the suction chamber, the mixing chamber and the diffusion tube is facilitated.

Furthermore, the diffusion pipe sequentially comprises a contraction section, a throat section and an expansion section from top to bottom, the small-diameter end of the contraction section is communicated with the upper end of the throat section, and the lower end of the throat section is communicated with the small-diameter end of the expansion section.

The beneficial effect of this scheme does: the A component liquid medicine passes through the throat pipe section from the contraction section and enters the expansion section, and the expansion section is arranged, so that the A component liquid medicine converts kinetic energy into pressure energy.

Drawings

Fig. 1 is a schematic structural diagram of the powder central jet device for the decontamination vehicle of the utility model.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a suction chamber 1, a suction channel 2, a suction pipe 3, a jet flow channel 4, a first tapered section 5, a first cylindrical section 6, a second tapered section 7, a second cylindrical section 8, a mixing chamber 9, an O-ring 10, a suction cavity 11, a receiving cavity 12, a mixing cavity 13, a diffusion pipe 14, a contraction section 15, a throat pipe section 16, an expansion section 17, a water inlet pipe 18 and an annular connecting block 19.

Examples

The powder central jet device for the decontamination vehicle shown in fig. 1 comprises a suction chamber 1, a mixing chamber 9 and a diffusion pipe 14.

As shown in fig. 1, a suction channel 2 and a jet flow channel 4 are formed in a suction chamber 1, a suction pipe 3 is communicated above the suction channel 2, the jet flow channel 4 is located on the right side of the suction channel 2, the jet flow channel 4 is reduced in diameter through two-stage contraction, so that the diameter of an outlet end of the jet flow channel 4 is smaller than that of an inlet end (it should be noted that the upper end of the jet flow channel 4 is the inlet end, and the lower end is the outlet end in the present application), a water inlet pipe 18 is communicated with the upper end of the jet flow channel 4, and the right end of the water inlet pipe 18 is connected with a water pump; mixing chamber 9 is sealed through O type circle 10 earlier with suction chamber 1, and rethread bolt fixed connection, open the lower extreme of mixing chamber 9 has annular thread groove, and the upper end integrated into one piece of diffusion tube 14 has annular connecting block 19, is equipped with the external screw thread on the annular connecting block 19, mixing chamber 9 and 14 threaded connection of diffusion tube to realize being connected of dismantling of diffusion tube 14 and mixing chamber 9, be convenient for the washing of diffusion tube 14 and mixing chamber 9.

As shown in fig. 1, specifically, the jet flow channel 4 sequentially includes a first tapered section 5, a first cylinder section 6, a second tapered section 7 and a second cylinder section 8 from top to bottom, a large diameter end of the first tapered section 5 is communicated with the water inlet pipe 18, a small diameter end of the first tapered section 5 is communicated with an upper end of the first cylinder section 6, a large diameter end of the second tapered section 7 is communicated with a lower end of the first cylinder section 6, and an upper end of the second cylinder section 8 is communicated with a small diameter end of the second tapered section 7.

As shown in fig. 1, specifically, the mixing chamber 9 includes a suction chamber 11, a receiving chamber 12 and a mixing chamber 13, the suction chamber 11 is an inclined tapered hole, a large diameter end of the suction chamber 11 is communicated with the suction channel 2, the diameter of the large diameter end of the suction chamber 11 is larger than that of the suction channel 2, an included angle between the left side wall of the suction chamber 11 and the horizontal direction is 53 °, and a small diameter end of the suction chamber 11 is communicated with the mixing chamber 13; receiving chamber 12 is located the right side of inhaling chamber 11, and receiving chamber 12 is convergent vertical bore, and the big footpath end and the second cylinder section 8 intercommunication of receiving chamber 12, and the diameter of receiving chamber 12 big footpath end is greater than the diameter of second cylinder section 8, and the footpath end and the hybrid chamber 13 intercommunication of receiving chamber 12, hybrid chamber 13 are the shrinkage cavity, and second cylinder section 8 and hybrid chamber 13 are coaxial to be set up.

As shown in fig. 1, specifically, the diffuser 14 includes a contracting section 15, a throat section 16 and an expanding section 17 in sequence from top to bottom, a large diameter end of the contracting section 15 is communicated with and smoothly transits to a small diameter end of the mixing cavity 13, the mixing cavity 13 and the contracting section 15 are coaxially arranged, the small diameter end of the contracting section 15 is communicated with an upper end of the throat section 16, and a lower end of the throat section 16 is communicated with the small diameter end of the expanding section 17.

The specific implementation process is as follows:

when the component A needs to be mixed with water, a water pump is started firstly, the water pump pumps the water into the jet flow channel 4 through the water inlet pipe 18, the jet flow channel 4 is contracted and reduced in diameter through two stages, so that the diameter of the outlet end of the jet flow channel 4 is smaller than that of the inlet end, pressure energy of the water in the jet flow channel 4 is converted into kinetic energy, the kinetic energy is sprayed to the center of the mixing cavity 13 through the receiving cavity 12 at a high speed, a negative pressure area is formed between the lower part of the suction cavity 11 and the mixing cavity 13, the component A is sucked into the mixing cavity 13 through the suction pipe 3, the suction channel 2 and the suction cavity 11 in sequence under the action of negative pressure through the suction pipe 3 to form a component liquid medicine, the component A enters the contraction section 15 under the action of high-speed water flow and gravity, then passes through the throat pipe section 16 to enter the expansion section 17, and the mixed liquid medicine converts the kinetic energy into the pressure energy in the expansion section 17 due to the diameter increase of the expansion section 17, and discharges the component liquid medicine.

When the component A mixing and conveying unit needs to be cleaned, the mixing chamber 9 is in threaded connection with the diffusion pipe 14, the diffusion pipe 14 is screwed off from the mixing chamber 9, the diffusion pipe 14 can be cleaned, the mixing chamber 9 and the suction chamber 1 are sealed through the O-shaped ring 10, then the mixing chamber 9 and the suction chamber 1 are fixedly connected through the bolt, the bolt for connecting the mixing chamber 9 and the suction chamber 1 and the O-shaped ring 10 are detached, the mixing chamber 9 and the suction chamber 1 can be separated, and the mixing chamber 9 and the suction chamber 1 can be cleaned.

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (5)

1. The utility model provides a wash and disappear automobile-used powder center efflux equipment which characterized in that: including the suction chamber that communicates in proper order, mixing chamber and diffusion tube, be equipped with suction channel and jet channel on the suction chamber, jet channel is through multistage shrink reducing, jet channel's exit end diameter is less than the entrance point diameter, the mixing chamber is equipped with the suction chamber, receives chamber and hybrid chamber, the suction chamber is the convergent hole of slope, suction chamber and suction channel intercommunication, receive chamber and jet channel intercommunication, suction chamber and receipt chamber all communicate with the hybrid chamber, hybrid chamber and diffusion tube intercommunication.

2. The central powder jet device for the decontamination vehicle of claim 1, wherein: the jet flow channel is arranged coaxially with the mixing cavity.

3. The central powder jet device for the decontamination vehicle of claim 2, wherein: the diameter of the large-diameter end of the suction cavity is larger than that of the suction channel, and the included angle between the side wall of one side of the suction cavity and the horizontal direction is 53 degrees.

4. The central powder jet device for the decontamination vehicle of claim 3, wherein: the suction chamber is detachably connected with the mixing chamber, and the mixing chamber is detachably connected with the diffusion pipe.

5. The central powder jet device for the decontamination vehicle of claim 4, wherein: the diffusion pipe sequentially comprises a contraction section, a throat section and an expansion section from top to bottom, the small-diameter end of the contraction section is communicated with the upper end of the throat section, and the lower end of the throat section is communicated with the small-diameter end of the expansion section.

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