Conveying device for fluid containing solid particles

Abstract

The utility model relates to a conveying device for fluid containing solid particles, which comprises a support frame, a first tank body, a second tank body, a material conveying pipeline and a pumping assembly, the first tank body and the second tank body are respectively arranged at two ends of the upper surface of the support frame, and a first soft tank and a second soft tank are respectively arranged in the first tank body and the second tank body. And the lower ends of the first soft tank and the second soft tank are respectively connected with a material conveying pipeline. The tank body is matched with the soft tank, the pressure state in the soft tank is changed by changing the compartment pressure between the tank body and the soft tank, particle fluid is sucked into the soft tank or discharged out of the soft tank, conveying of the particle fluid is achieved, the particle fluid is not conveyed through the pump body, and the risk of leakage can be avoided; the fluid conveying device can convey valuable, corrosive and toxic fluid media and the like, and has the characteristics of long service life, high efficiency, energy conservation and the like.

Description

Technical Field

[0001] The utility model belongs to the technical field of fluid conveying equipment and relates to a conveying device for a fluid containing solid particles. Background Art

[0002] Fluid conveying equipment is a type of conveying equipment commonly used in factory production. Conventional fluid conveying equipment uses a circulating pump as a technical means to achieve the purpose of fluid conveying. However, under some working conditions, the fluid contains solid particles and requires a special pump body, such as a slurry pump. However, the pump body is expensive and there is a risk of leakage. Summary of the invention

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art, solve the problem of leakage during the transportation of granular fluid, and provide a transportation device for a fluid containing solid particles.

[0004] In order to achieve the above purpose, the following technical solutions are adopted:

[0005] The conveying device containing solid particle fluid comprises a support frame, a first tank body, a second tank body, a material conveying pipeline and a pumping assembly, wherein the first tank body and the second tank body are respectively arranged at the upper ends of the support frame, and the first tank body and the second tank body are respectively arranged inside the first tank body and the second tank body, and the lower ends of the first tank body and the second tank body are respectively connected to the material conveying pipeline;

[0006] A pumping assembly is arranged between the first tank body and the second tank body, and the pumping assembly includes a four-way reversing valve, a driving motor and a working fluid pump. The first flange pipe and the second flange pipe of the four-way reversing valve are respectively connected to the first tank body and the second tank body, and the third flange pipe and the fourth flange pipe are respectively connected to the two ports of the working fluid pump; the working fluid pump is installed on the supporting frame by means of a fixing bracket; and a driving motor for driving the working fluid pump is arranged on the fixing bracket.

[0007] The material transport pipeline includes a first loop and a second loop, the two ends of the first loop and the second loop are connected by a three-way joint, and a one-way valve is respectively arranged between the end of the first loop and the second loop and the three-way joint; the lower ends of the first soft tank and the second soft tank are respectively connected to the first loop and the second loop by connecting pipes.

[0008] Preferably, a first transverse pipe is provided on the first circuit, a first exhaust valve is provided at one end of the first transverse pipe, and the first transverse pipe is connected to the upper end of the first soft tank via a first connecting branch.

[0009] Preferably, a second transverse pipe is provided on the second circuit, a second exhaust valve is provided at one end of the second transverse pipe, and the second transverse pipe is connected to the upper end of the second soft tank via a second connecting branch.

[0010] Preferably, the first tank body and the second tank body are respectively provided with a third exhaust valve.

[0011] Preferably, flange gaskets are respectively provided at both ends of the first soft tank, and the flange gaskets are fixed between the cover plate and the flange plate at both ends of the first tank body. The first soft tank is installed in the first tank body by using the matching sealing of the flange gasket, the cover plate and the flange plate.

[0012] Preferably, the first tank body is provided with a first side tube, and the second tank body is provided with a second side tube.

[0013] Compared with the prior art, the utility model has the following advantages:

[0014] The utility model utilizes the tank body and the soft tank to cooperate, and changes the pressure in the soft tank by changing the pressure in the compartment between the tank body and the soft tank, thereby changing the pressure state in the soft tank, and sucking the granular fluid into the soft tank or discharging the granular fluid from the soft tank, thereby realizing the transportation of the granular fluid. The granular fluid is not transported through the pump body, and the risk of leakage can be avoided. It can transport precious, corrosive, toxic and other fluid media, and has the characteristics of long service life, high efficiency, energy saving and the like. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 for Figure 1 A is an enlarged schematic diagram.

[0017] Figure 3 for Figure 1 The enlarged schematic diagram of point B in FIG.

[0018] Figure 4 This is a schematic diagram of the material transport pipeline structure of the utility model.

[0019] In the figure: 1, support frame; 2, first tank body; 3, second tank body; 4, material transport pipeline; 5, first soft tank; 6, second soft tank; 7, four-way reversing valve; 8, driving motor; 9, working fluid pump; 10, first flange pipe; 11, second flange pipe; 13, third flange pipe; 14, fourth flange pipe; 15, fixed bracket; 16, first circuit; 17, second circuit; 18, three-way joint; 19, one-way valve; 20, connecting pipe; 21, first transverse pipe; 22, first exhaust valve; 23, first connecting branch; 24, second transverse pipe; 25, second exhaust valve; 26, second connecting branch; 27, third exhaust valve; 28, flange gasket; 29, cover plate; 30, flange plate; 31, first side pipe; 32, second side pipe. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0021] like Figure 1-Figure 4 As shown, a conveying device containing solid particle fluid includes a support frame 1, a first tank body 2, a second tank body 3, a material conveying pipeline 4 and a pumping assembly. The first tank body 2 and the second tank body 3 are respectively arranged at the upper ends of the support frame 1, and the support frame 1 plays a role in installing and supporting various components;

[0022] The first tank body 2 and the second tank body 3 are respectively provided with a first soft tank 5 and a second soft tank 6, the lower ends of which are respectively connected to the material transport pipeline 4, and the particle fluid can enter and exit the first soft tank 5 and the second soft tank 6 through the material transport pipeline 4;

[0023] A pumping assembly is arranged between the first tank body 2 and the second tank body 3, and the pumping assembly includes a four-way reversing valve 7, a driving motor 8 and a working fluid pump 9. The first flange pipe 10 and the second flange pipe 11 of the four-way reversing valve 7 are connected to the first tank body 2 and the second tank body 3 respectively, and the third flange pipe 13 and the fourth flange pipe 14 are connected to the two ports of the working fluid pump 9 respectively;

[0024] Pour a proper amount of fluid medium between the first tank body 2 and the first soft tank 5, the second tank body 3 and the second soft tank 6, and when the first flange pipe 10 and the third flange pipe 13 of the four-way reversing valve 7 are connected, start the working fluid pump 8, and the working fluid pump 8 can pressurize the fluid medium between the first tank body 2 and the first soft tank 5, and then transport it to the second tank body 3 and the second soft tank 6 through the fourth flange pipe 14 and the second flange pipe 11. In this state, negative pressure is generated between the first soft tank 5 and the first tank body 2, and the first soft tank 5 expands, which can suck the particle fluid into the first soft tank 4; positive pressure is generated between the second tank body 3 and the second tank body 6, the second soft tank 6 is compressed, and the particle fluid in the second soft tank 6 is discharged;

[0025] The working fluid pump 9 is installed on the support frame 1 by means of a fixing bracket 15 , and the fixing bracket 15 facilitates the installation and fixing of the working fluid pump; a driving motor 8 for driving the working fluid pump 9 is arranged on the fixing bracket 15 , and the driving motor 8 drives the working fluid pump 9 to work.

[0026] The material transport pipeline 4 includes a first loop 16 and a second loop 17, and the two ends of the first loop 16 and the second loop 17 are connected by a three-way joint 18 respectively. The three-way joint 18 at the lower end of the material transport pipeline 4 is connected to the external material feeding pipeline, and the three-way joint 18 at the upper end of the material transport pipeline 4 is connected to the external material receiving pipeline;

[0027] One-way valves 19 are respectively provided between the ends of the first loop 16 and the second loop 17 and the three-way connector 18, and the one-way valves 19 prevent the particle fluid from flowing back;

[0028] The lower ends of the first soft tank 5 and the second soft tank 6 are connected to the first circuit 16 and the second circuit 17 respectively by means of a connecting pipe 20; when the first soft tank 5 expands, the particle fluid in the external feeding pipeline enters the first soft tank 5 after passing through the three-way joint 18, the one-way valve 19 and the connecting pipe 20 located below; when the first soft tank 5 is compressed, the particle fluid in the first soft tank 5 passes through the first circuit 17 and the one-way valve 19 and is discharged from the three-way joint 18 located above to enter the external material receiving rolling path; the working process of the second soft tank 6 is the same as that of the first soft tank 5.

[0029] Furthermore, a first transverse pipe 21 is provided on the first circuit 16, and a first exhaust valve 22 is provided at one end of the first transverse pipe 21. The first transverse pipe 21 is connected to the upper end of the first soft tank 5 via a first connecting branch 23. The first exhaust valve 22 is used to exhaust the gas in the first soft tank 5 and the first circuit 16.

[0030] Furthermore, a second transverse pipe 24 is provided on the second circuit 17, and a second exhaust valve 25 is provided at one end of the second transverse pipe 24. The second transverse pipe 24 is connected to the upper end of the second soft tank 6 via a second connecting branch 26. The second exhaust valve 25 is used to exhaust the gas in the second soft tank 6 and the second circuit 17.

[0031] Furthermore, the first tank body 2 and the second tank body 3 are respectively provided with a third exhaust valve 27; the third exhaust valve 27 is used to exhaust the gas between the first tank body 2 and the first soft tank 5, and between the second tank body 3 and the second soft tank 6, so as to facilitate the injection of the medium.

[0032] Furthermore, flange gaskets 28 are respectively provided at both ends of the first soft tank 5, and the flange gaskets 28 are fixed between the cover plate 29 and the flange plate 30 at both ends of the first tank body 2. The first soft tank 5 is installed in the first tank body 2 by using the matching and sealing of the flange gasket 28, the cover plate 29 and the flange plate 30. The second soft tank 6 has the same structure as the first soft tank 5 and the same installation principle.

[0033] Furthermore, a first side tube 31 is provided on the first tank body 2, and the first side tube 31 facilitates the connection between the first tank body 2 and the four-way reversing valve 7. A second side tube 32 is provided on the second tank body 3, and the second side tube 32 facilitates the connection between the second tank body 3 and the four-way reversing valve 7.

[0034] Working principle: The utility model uses a first soft tank 5 and a second soft tank 6 to be arranged inside a first tank body 2 and a second tank body 3, and a closed compartment is formed between the two. The volume of the compartment is controlled by a working fluid pump and a four-way reversing valve to control the expansion and contraction operations of the first soft tank 5 and the second soft tank 6, so that the first soft tank 5 and the second soft tank 6 can inhale or discharge the fluid containing solid particles, realize the transportation of the granular fluid, and prevent the granular fluid from flowing through the pump body without leakage.

[0035] It is understood that the above embodiments are merely exemplary embodiments used to illustrate the principles of the present invention, but the present invention is not limited thereto. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also considered to be within the scope of protection of the present invention.

Claims

1. A conveying device for a fluid containing solid particles, characterized in that: The invention comprises a support frame (1), a first tank body (2), a second tank body (3), a material transport pipeline (4) and a pumping assembly, wherein the first tank body (2) and the second tank body (3) are respectively arranged at two ends of the upper side of the support frame (1), and a first soft tank (5) and a second soft tank (6) are respectively arranged inside the first tank body (2) and the second tank body (3), and the lower ends of the first soft tank (5) and the second soft tank (6) are respectively connected to the material transport pipeline (4); A pumping assembly is arranged between the first tank body (2) and the second tank body (3), the pumping assembly comprising a four-way reversing valve (7), a driving motor (8) and a working fluid pump (9); a first flange pipe (10) and a second flange pipe (11) of the four-way reversing valve (7) are respectively connected to the first tank body (2) and the second tank body (3); a third flange pipe (13) and a fourth flange pipe (14) are respectively connected to two ports of the working fluid pump (9); the working fluid pump (9) is mounted on the support frame (1) by means of a fixing bracket (15); a driving motor (8) for driving the working fluid pump (9) is arranged on the fixing bracket (15); The material transport pipeline (4) comprises a first circuit (16) and a second circuit (17); the two ends of the first circuit (16) and the second circuit (17) are connected by means of a three-way joint (18); a one-way valve (19) is provided between the ends of the first circuit (16) and the second circuit (17) and the three-way joint (18); and the lower ends of the first soft tank (5) and the second soft tank (6) are connected to the first circuit (16) and the second circuit (17) by means of a connecting pipe (20).

2. A conveying device for a fluid containing solid particles according to claim 1, characterized in that: The first circuit (16) is provided with a first transverse pipe (21), one end of the first transverse pipe (21) is provided with a first exhaust valve (22), and the first transverse pipe (21) is connected to the upper end of the first soft tank (5) via a first connecting branch (23).

3. The conveying device for a fluid containing solid particles according to claim 1, characterized in that: The second circuit (17) is provided with a second transverse pipe (24), one end of the second transverse pipe (24) is provided with a second exhaust valve (25), and the second transverse pipe (24) is connected to the upper end of the second soft tank (6) via a second connecting branch (26).

4. The conveying device for a fluid containing solid particles according to claim 1, characterized in that: The first tank body (2) and the second tank body (3) are respectively provided with a third exhaust valve (27).

5. The conveying device for a fluid containing solid particles according to claim 1, characterized in that: Flange gaskets (28) are respectively provided at both ends of the first soft tank (5), and the flange gaskets (28) are fixed between the cover plate (29) and the flange plate (30) at both ends of the first tank body (2). The first soft tank (5) is installed in the first tank body (2) by means of the matching sealing of the flange gasket (28), the cover plate (29) and the flange plate (30).

6. The conveying device for a fluid containing solid particles according to claim 1, characterized in that: The first tank body (2) is provided with a first side tube (31), and the second tank body (3) is provided with a second side tube (32).

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