Slurry tailing high-flow pump

Abstract

The utility model relates to a slurry tailing high-flow pump, which comprises an oil cylinder, an oil cylinder piston in reciprocating motion is arranged in the oil cylinder, the oil cylinder piston is arranged in the middle of the oil cylinder, slurry cylinders are respectively arranged at two ends of the oil cylinder, a piston rod penetrates through the oil cylinder piston and is connected with the oil cylinder piston, and two ends of the piston rod respectively extend into the two slurry cylinders to be connected with the slurry pistons. One-way valve assemblies are arranged at the two ends of each slurry cylinder respectively, slurry inlets of the one-way valve assemblies are communicated with the slurry inlet pipe, slurry outlets of the one-way valve assemblies are communicated with the slurry outlet pipe, and the slurry cylinders are communicated with the one-way valve assemblies. When the oil cylinder piston pushes the slurry piston to do reciprocating motion, due to the fact that the four one-way valve sets are arranged, the two one-way valve assemblies can be kept in the slurry outlet state and the two one-way valve assemblies can be kept in the slurry inlet state at the same time by one-time reciprocating motion of the piston, and continuous output in the double-flow state is achieved, namely, double-cylinder double-acting output is achieved; the effective movement stroke of the oil cylinder is fully utilized, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of flow pump, concretely relates to a large flow pump for slurry and tailings. BACKGROUND

[0002] Pump is a kind of machinery that transports fluid or pressurizes fluid. It transmits mechanical energy or other external energy to liquid to increase the energy of liquid. Pump is mainly used to transport liquid such as water, oil, acid and alkali liquid, emulsion, suspension emulsion and liquid metal, and can also transport liquid-gas mixture and liquid containing suspended solid. In the process of mining and processing of mineral resources, the treatment of slurry and tailings is an indispensable important link. These substances usually contain a large amount of water and solid particles, and their efficient and reliable transportation is of great significance to the full use of mineral resources and environmental protection. At present, there are various types of slurry pumps and tailings pumps on the market, such as reciprocating slurry pump, plunger slurry pump, etc. The working principles of these pumps are different, but the common problem is that the flow is limited, which is difficult to meet the large-scale continuous transportation demand of slurry and tailings in the process of mining and processing of mineral resources. SUMMARY

[0003] Therefore, the utility model wants to solve the problem that the reciprocating slurry pump in the prior art is difficult to realize large flow continuous transportation.

[0004] Therefore, the utility model wants to solve the problem that the reciprocating slurry pump in the prior art is difficult to realize large flow continuous transportation.

[0005] Preferably, the inlet pipe is provided with an inlet flange at one end, and a first flange at the other end, and a first flange cover plate is arranged on the first flange, and the first flange cover plate is connected with the first flange by first bolts.

[0006] Preferably, the outlet pipe is provided with an outlet flange at one end, and a second flange at the other end, and a second flange cover plate is arranged on the second flange, and the second flange cover plate is connected with the second flange by second bolts.

[0007] Preferably, the oil cylinder is provided with a pump base below, and the oil cylinder is connected with the pump base by an inner support, and the slurry cylinder is connected with the pump base by an outer support.

[0008] Preferably, the one-way valve assembly comprises: a valve box communicated with the mud cylinder, an inlet pipe flange disc arranged in the valve box near the inlet pipe, an outlet pipe flange disc arranged in the valve box near the outlet pipe, an inlet pipe conical valve seat arranged on the inlet pipe flange disc, an inlet pipe ball valve arranged on the inlet pipe conical valve seat, an outlet pipe conical valve seat arranged on the outlet pipe flange disc, and an outlet pipe ball valve arranged on the outlet pipe conical valve seat.

[0009] Preferably, the bottom end of the outlet pipe flange disc is connected with one end of a limiting rod, and the other end of the limiting rod faces the inlet pipe ball valve.

[0010] Preferably, a baffle is arranged above the outlet pipe ball valve, the baffle is connected with the inner wall of the valve box, and an outlet is arranged on the baffle.

[0011] The technical scheme of the utility model has the following advantages: each mud cylinder is provided with a one-way valve assembly at two ends, respectively, when the mud piston is pushed by the oil cylinder piston to do the reciprocating motion, four one-way valve assemblies are arranged, so that two one-way valve assemblies are kept in the outlet state, two one-way valve assemblies are kept in the inlet state, continuous output in the double-flow state is realized, that is, double-cylinder double-acting output, and the working efficiency is improved.

[0012] Other features and advantages of the utility model will be described in the following description, and some of them will become apparent from the description, or will be understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structure specially pointed out in the written description and the drawings.

[0013] The technical scheme of the utility model will be described in further detail below by means of the drawings and the embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0014] The drawings are used to provide further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0015] Fig. 1 is the three-dimensional structure schematic view of the utility model;

[0016] Fig. 2 is the sectional view of the utility model;

[0017] Fig. 3 is the structure schematic view of the one-way valve assembly in the utility model;

[0018] Wherein, 1, oil cylinder; 2, oil cylinder piston; 3, mud cylinder; 4, piston rod; 5, mud piston; 6, check valve assembly; 7, inlet pipe; 8, outlet pipe; 9, inlet flange; 10, first flange; 11, first flange cover plate; 12, first bolt; 13, outlet flange; 14, second flange; 15, second flange cover plate; 16, second bolt; 17, pump base; 18, inner support; 19, outer support; 601, valve box; 602, inlet pipe flange plate; 603, outlet pipe flange plate; 604, inlet conical valve seat; 605, inlet ball valve; 606, outlet conical valve seat; 607, outlet ball valve; 608, limit rod; 609, baffle; 610, outlet. DETAILED DESCRIPTION

[0019] In order to make the technical problems, technical solutions and beneficial effects of the utility model clearer, the utility model will be described in further detail below in combination with the drawings and examples.

[0020] It should be noted that when a component is referred to as "fixed to" or "disposed on" another component, it can be directly on the other component or indirectly on the other component. When a component is referred to as "connected to" another component, it can be directly or indirectly connected to the other component.

[0021] It should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0022] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0023] The utility model provides a kind of mud tailing large flow pump, such as Figs. 1-3As shown, comprising: oil cylinder 1, oil cylinder 1 is provided with reciprocating oil cylinder piston 2, oil cylinder piston 2 in the middle of oil cylinder 1, oil cylinder 1 both ends are provided with mud cylinder 3, piston rod 4 through oil cylinder piston 2, piston rod 4 and oil cylinder piston 2 are connected, piston rod 4 both ends extend into two mud cylinder 3 and mud piston 5 are connected, each mud cylinder 3 both ends are provided with one-way valve assembly 6, the inlet of one-way valve assembly 6 and the inlet pipe 7 are communicated, the outlet of one-way valve assembly 6 and the outlet pipe 8 are communicated, mud cylinder 3 and one-way valve assembly 6 are communicated.

[0024] The working principle and beneficial technical effects of the above technical scheme are as follows: the hydraulic oil drives the oil cylinder piston 2 to reciprocate in the oil cylinder 1, so that the piston rod 4 drives the two mud pistons 5 to reciprocate in the two mud cylinders 3 respectively, the mud flows in from the inlet pipe 7, and flows out from the outlet pipe 8 after being pressurized. Since the mud cylinder 3 is provided with one-way valve assembly 6 at both ends, the mud piston 5 moves in either direction, so that one one-way valve assembly 6 is in the mud outlet state. Since four one-way valve assemblies 6 are provided, two one-way valve assemblies can be kept in the mud outlet state at the same time, and two one-way valve assemblies can be kept in the mud inlet state, realizing continuous output under double flow state, i.e. double cylinder double action output, and improving work efficiency.

[0025] In one embodiment, the inlet pipe 7 is provided with an inlet flange 9 at one end, and a first flange 10 at the other end. The first flange cover plate 11 is connected to the first flange 10 by the first bolt 12. The inlet flange 9 or the first flange 10 can be opened or closed according to the layout of the pipeline. The outlet pipe 8 is provided with an outlet flange 13 at one end, and a second flange 14 at the other end. The second flange cover plate 15 is connected to the second flange 14 by the second bolt 16. The outlet flange 13 or the second flange 14 can be opened or closed according to the layout of the pipeline. The pump base 17 is arranged below the oil cylinder 1 to provide support. The oil cylinder 1 and the pump base 17 are connected by the inner support 18, and the mud cylinder 3 and the pump base 17 are connected by the outer support 19, providing stable support.

[0026] In one embodiment, as shown in FIG. 2, the inlet pipe 7 is provided with an inlet flange 9 at one end, and a first flange 10 at the other end. The first flange cover plate 11 is connected to the first flange 10 by the first bolt 12. The inlet flange 9 or the first flange 10 can be opened or closed according to the layout of the pipeline. The outlet pipe 8 is provided with an outlet flange 13 at one end, and a second flange 14 at the other end. The second flange cover plate 15 is connected to the second flange 14 by the second bolt 16. The outlet flange 13 or the second flange 14 can be opened or closed according to the layout of the pipeline. The pump base 17 is arranged below the oil cylinder 1 to provide support. The oil cylinder 1 and the pump base 17 are connected by the inner support 18, and the mud cylinder 3 and the pump base 17 are connected by the outer support 19, providing stable support. Figs. 1-3As shown, the one-way valve assembly 6 comprises: a valve box 601, which is communicated with the mud cylinder 3, an inlet pipe flange plate 602 is arranged in the valve box 601 near the inlet pipe 7, an outlet pipe flange plate 603 is arranged in the valve box 601 near the outlet pipe 8, an inlet cone valve seat 604 is arranged on the inlet pipe flange plate 602, an inlet ball valve 605 is arranged on the inlet cone valve seat 604, an outlet cone valve seat 606 is arranged on the outlet pipe flange plate 603, and an outlet ball valve 607 is arranged on the outlet cone valve seat 606. The bottom end of the outlet pipe flange plate 603 is connected with one end of a limiting rod 608, and the other end of the limiting rod 608 is directed to the inlet ball valve 605. A baffle 609 is arranged above the outlet ball valve 607, the baffle 609 is connected with the inner wall of the valve box 601, and an outlet 610 is arranged on the baffle 609.

[0027] The working principle and beneficial technical effects of the above technical solution are as follows: the mud piston 5 reciprocates in the mud cylinder 3, so that the volume in the mud cylinder 3 changes continuously, the mud cylinder 3 is communicated with the valve box 601, so that the valve box 601 sucks in mud from the inlet cone valve seat 604 and discharges mud from the outlet cone valve seat 606, the mud flows in one direction, the backflow of the mud is prevented, and the mud is pressurized, the valve box adopts a multi-valve mode, the shape and mass of a single valve body are small, so that the rapid opening and closing of the valve group is realized, the flow capacity is improved, the impact force formed when a single large valve body is opened and closed is dispersed, and vibration and noise are reduced; the working pressure of the pumping system is large, the pressure applied on the ball valve is large, the ball valve can tightly adhere to the conical port, the outer surface of the ball can be in linear sealing contact with the conical port when the pressure is applied, the isolation of the particulate slurry is good, the leakage of the slurry in the sealing chamber is avoided, and the sealing reliability of the valve body is improved; the oil cylinder reciprocally pushes two groups of mud cylinders under the action of high-pressure oil, one group of multi-valve valve boxes is connected to the two ends of each group of mud cylinders, and four groups of multi-valve valve boxes are connected in total, one reciprocating motion of the oil cylinder is realized, two groups of mud cylinders are pushed to complete the work cycle of two inlets and two outlets, and the effective motion stroke of the oil cylinder is fully utilized, so that the delivery of large-flow slurry is realized.

[0028] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application belong to the scope of the claims of the present application and the equivalent technologies thereof, the present application also intends to include these modifications and variations.

Claims

1. A high flow rate pump for slurry tailings, characterized in that, The utility model relates to a mud pump, which comprises an oil cylinder (1) with a reciprocating oil cylinder piston (2) arranged in the middle of the oil cylinder (1), two mud cylinders (3) arranged at the two ends of the oil cylinder (1), a piston rod (4) penetrating through the oil cylinder piston (2) and connected with the oil cylinder piston (2), and a mud piston (5) arranged at the two ends of the piston rod (4) and connected with the piston rod (4), wherein each mud cylinder (3) is provided with a one-way valve assembly (6) at the two ends thereof, the inlet of the one-way valve assembly (6) is communicated with a mud inlet pipe (7), the outlet of the one-way valve assembly (6) is communicated with a mud outlet pipe (8), and the mud cylinder (3) is communicated with the one-way valve assembly (6). The mud inlet pipe (7) is provided with a mud inlet flange (9) at one end and a first flange (10) at the other end, the first flange (10) is provided with a first flange cover plate (11), and the first flange cover plate (11) is connected with the first flange (10) through a first bolt (12).

2. A high flow rate pump for slurry tailings according to claim 1, characterized in that, The mud outlet pipe (8) is provided with a mud outlet flange (13) at one end and a second flange (14) at the other end, the second flange (14) is provided with a second flange cover plate (15), and the second flange cover plate (15) is connected with the second flange (14) through a second bolt (16).

3. A high flow rate pump for slurry tailings according to claim 1, characterized in that, The oil cylinder (1) is provided with a pump base (17) below, the oil cylinder (1) is connected with the pump base (17) through an inner support (18), and the mud cylinder (3) is connected with the pump base (17) through an outer support (19).

4. A high flow rate pump for slurry tailings according to claim 1, characterized in that, The one-way valve assembly (6) comprises a valve box (601) communicated with the mud cylinder (3), a mud inlet pipe flange plate (602) arranged in the valve box (601) near the mud inlet pipe (7), a mud outlet pipe flange plate (603) arranged in the valve box (601) near the mud outlet pipe (8), a mud inlet conical valve seat (604) arranged on the mud inlet pipe flange plate (602), a mud inlet ball valve (605) arranged on the mud inlet conical valve seat (604), a mud outlet conical valve seat (606) arranged on the mud outlet pipe flange plate (603), and a mud outlet ball valve (607) arranged on the mud outlet conical valve seat (606).

5. A high flow rate pump for slurry tailings according to claim 1 wherein, The bottom end of the mud outlet pipe flange plate (603) is connected with one end of a limiting rod (608), and the other end of the limiting rod (608) faces the mud inlet ball valve (605).

6. A high flow rate pump for slurry tailings according to claim 5 wherein, A baffle (609) is arranged above the mud outlet ball valve (607), the baffle (609) is connected with the inner wall of the valve box (601), and the baffle (609) is provided with an outlet (610).

7. A high flow rate pump for slurry tailings according to claim 5 wherein, ​

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