Decompression sand consolidation device for tailing sand discharge pipe

By designing a tailings sand discharge pipe pressure reduction and sand fixing device, the impact force is reduced by using conical grooves and cast stone slabs, the precipitation problem caused by fine tailings particle size is solved, and uniform deposition of tailings dam body and rapid adaptation of the equipment is achieved, reducing the risk of collapse.

CN223215988UActive Publication Date: 2025-08-12FUJIAN MAKENG MINING CO LTD
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Patent Information

Application Number
CN202422667806.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-01
Publication Date
2025-08-12
Estimated Expiration
2034-11-01

AI Technical Summary

Technical Problem

The tailings have fine particle size and light weight, making it difficult to settle in front of the dam, resulting in a fast flow rate and a long jet during pressure transport, making it difficult to settle, which can easily lead to uneven deposition and collapse risks in front of the dam.

Method used

A tailings sand discharge pipe pressure reduction and sand fixing device is designed, including clasp hoops, connecting rods, side baffles, main baffles and cast stone slabs. Through the combination of conical grooves and cast stone slabs, the impact force is reduced, and the effective deposition of tailings sand is achieved. The adjustable connecting rod structure is adapted to different pressure pipe ports, making it easier to replace parts.

Benefits of technology

Effectively reduce the deposition unevenness of tailings sand before the dam, prevent splashing, extend the life of the device, ensure the uniform rise of the tailings dam body, reduce the risk of collapse, and facilitate the rapid replacement and adaptation of the device.

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Abstract

The utility model discloses a pressure-reducing sand consolidation device for a tailing sand discharge pipe, which structurally belongs to the field of tailing tools, and comprises a hoop, a connecting rod, a side baffle, a main baffle and a cast stone plate, one end of the main baffle is provided with a conical groove, and the pressure-reducing sand consolidation device is arranged at a tailing sand discharge port, so that tailings can be blocked by the main baffle during sand discharge, and the sand discharge efficiency is improved. The tailing sand can be prevented from splashing to the dam through the design of the side baffles, the service life of the device can be longer through the addition of the cast stone plates, the cast stone plates can be rapidly replaced through pasting after being worn, use is convenient, the device further comprises a limiting plate and a rod installing base, a clamping groove is formed in a connecting rod, and the limiting plate and the rod installing base are clamped through the clamping groove. By arranging the adjustable connecting rod structure, the device can be better adapted to different tailing pressure pipe orifices through the limiting plate and the clamping groove, and tool-free and rapid overall replacement of the main baffle can be achieved.
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Description

Technical Field

[0001] The utility model belongs to the field of tailings tools, in particular to a tailings sand discharge pipe pressure reduction and sand consolidation device. Background Art

[0002] The part of the product of the sorting operation in mineral processing that has a low content of useful target components and cannot be used for production is called tailings. In order to better recover some precious metal resources in the tailings of non-coal mine tailings, it is necessary to regrind the recovered tailings to further dissociate the precious metals and then perform sorting to recover the precious metals. The equipment used for tailings discharge and other treatment is called tailings equipment. When the existing technology is used, the tailings particle size is often finer due to regrinding. The tailings at this stage are lighter and more difficult to settle. The tailings are transported to the tailings pond by pump pressure. To ensure normal transportation, the design pressure and elevation are usually relatively large. Therefore, under the action of pressure, the tailings end has a fast flow rate and a long jet, which makes it difficult for the tailings sand to settle in front of the dam, and it is easy to have a lower situation in front of the dam. The tailings dam body needs tailings to rise normally to achieve uniform dam rise, which easily leads to the risk of collapse and causes inconvenience. Utility Model Content

[0003] (1) Technical issues to be solved

[0004] In order to overcome the problem in the existing technology that the tailings are often finer in particle size due to regrinding, the tailings are lighter in mass and more difficult to settle, and the tailings are transported to the tailings pond by pump pressure. To ensure normal transportation, the design pressure and elevation are usually relatively large. Therefore, under the action of pressure, the tailings end has a fast flow rate and a long jet, which makes it difficult for the tailings to settle in front of the dam, and it is easy to have a lower situation in front of the dam. The tailings dam body needs tailings to rise normally so that the dam can be built normally and the dam body can rise evenly, which easily leads to the risk of collapse and causes inconvenience.

[0005] (2) Technical solution

[0006] The utility model is achieved through the following technical solutions: the utility model proposes a tailings sand discharge pipe decompression and sand consolidation device, whose structure includes a clamp, a connecting rod, a side baffle, a main baffle and a cast stone plate, one end of the main baffle is provided with a conical groove, the top of the main baffle and the bottom of the side baffle are fixedly connected away from the clamp side, the main baffle is provided with a clamp above the side with the conical groove through a connecting rod, and the main baffle is provided with a cast stone plate pasted on the side with the conical groove.

[0007] Furthermore, the connecting rod is fixedly connected to the clamp and the main baffle.

[0008] Furthermore, the tapered groove is conical, and the side baffle is arc-shaped.

[0009] Furthermore, it also includes a limiting plate and a rod mounting seat, the rod mounting seat is fixed on the clamp, a slot is provided on the connecting rod, one end of the connecting rod is fixed on the main baffle, and the other end of the connecting rod passes through the rod mounting seat, and the limiting plate limits the connecting rod by entering the slot.

[0010] Furthermore, the limit plate is composed of a main board body and a slide groove. The main board body is a U-shaped plate. The thickness of the plates on both sides of the opening of the main board body is less than the width of the slot. The distance between the plates on both sides of the opening of the main board body is greater than or equal to the width of the clamp. The plates on both sides of the opening of the main board body can enter the slot of the connecting rod at the same time. Slide grooves are provided on the plates on both sides of the opening of the main board body, and the slide grooves can accommodate the connecting rod to pass through and move up and down.

[0011] Furthermore, it also includes a reinforcement device, which consists of a hinged joint, a reinforcement rod and a sliding sleeve. The hinged joint is fixed to the middle part of the upper side or lower side of the clamp, the middle part of the reinforcement rod passes through the hinged joint and is hinged to the hinged joint, and sliding sleeves are fixed at both ends of the reinforcement rod, and the sliding sleeves are sleeved on the connecting rod.

[0012] Furthermore, the reinforcing rod is an arc-shaped rod equivalent to half a hoop.

[0013] (3) Beneficial effects

[0014] One of the above technical solutions has the following advantages or beneficial effects:

[0015] In order to solve the problem that when the existing technology is used, the tailings are often finer in particle size due to regrinding. The tailings are lighter in weight and more difficult to settle. The tailings are transported to the tailings pond by pump pressure. In order to ensure normal transportation, the design pressure and elevation are usually relatively large. Therefore, under the action of pressure, the tailings end has a fast flow rate and a long jet, which makes it difficult for the tailings to settle in front of the dam, and it is easy to have a lower position in front of the dam. The tailings dam body needs tailings to rise normally to build the dam and achieve uniform rise of the dam body, which easily leads to the risk of collapse and causes inconvenience. By arranging this device at the tailings discharge port, the tailings can be blocked by the main baffle when the tailings are discharged, so that the tailings can be better stayed in front of the dam for accumulation. The design of the side baffle can prevent the tailings sand from splashing onto the dam. The addition of the cast stone plate makes the device have a longer service life, and the cast stone plate can be quickly replaced by pasting after it is worn out, which is easy to use. The device can be provided with an adjustable connecting rod structure, and the limit plate and the slot can make the device better adapted to different tailings pressure pipe ports, and can realize tool-free and fast replacement of the main baffle as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent from the detailed description of the non-limiting embodiments with reference to the following drawings:

[0017] Figure 1 This is a schematic structural diagram of the first embodiment of the present utility model;

[0018] Figure 2 This is a schematic cross-sectional view of a bottom view of a first embodiment of the present invention;

[0019] Figure 3 This is a structural diagram of a left view of the first embodiment of the present utility model;

[0020] Figure 4 This is a schematic structural diagram of the second embodiment of the present utility model;

[0021] Figure 5 This is a schematic cross-sectional view of the front view of the second embodiment of the present invention;

[0022] Figure 6 This is a schematic cross-sectional view of the front view of the third embodiment of the present invention;

[0023] In the figure: clamp 1, connecting rod 2, side baffle 3, main baffle 4, cast stone plate 5, limit plate 6, rod mounting base 7, reinforcement device 8, slot 2a, tapered slot 4a, main plate body 6a, slide slot 6b, hinged joint 8a, reinforcement rod 8b, sliding sleeve 8c. DETAILED DESCRIPTION

[0024] The present invention will be further described in detail below with reference to the embodiments, but the embodiments of the present invention are not limited thereto.

[0025] Example 1:

[0026] The utility model provides a decompression and sand consolidation device for a tailings sand discharge pipe: its structure includes a clamp 1, a connecting rod 2, a side baffle 3, a main baffle 4 and a cast stone plate 5, one end of the main baffle 4 is provided with a tapered groove 4a, the top of the main baffle 4 and the bottom of the side baffle 3 are fixedly connected away from the clamp 1 side, the upper part of the main baffle 4 provided with the tapered groove 4a is connected to the clamp 1 through the connecting rod 2, and the cast stone plate 5 is pasted on the side of the main baffle 4 provided with the tapered groove 4a.

[0027] The connecting rod 2 is fixedly connected to the clamp 1 and the main baffle 4 .

[0028] The tapered groove 4a is conical, and the side baffle 3 is arc-shaped.

[0029] During use, the device is locked at the pipe opening of the tailings sand discharge through the hoop 1, with the conical groove 4a of the main baffle 4 facing the pipe opening and the side baffle 3 at the top. When the tailings sand is discharged, it will be sprayed and impact on the cast stone slab 5 of the main baffle 4 to achieve a pressure reduction effect. The design of the conical groove 4a causes the tailings sand to have a backwash angle after impact, forming a counterflush with the subsequent part of the tailings sand, reducing the impact force received. The design of the cast stone slab 5 enables the tailings sand to only impact and wear the cast stone slab 5 during continuous impact, without damaging the main baffle 4. The cast stone slab 5 is assembled in a pasted form. After a certain degree of wear, it only needs to be pasted and assembled again, which is convenient and fast, enabling the tailings to stay better in front of the dam for accumulation, facilitating the subsequent rise of the tailings dam body, and avoiding situations such as being far high and near low.

[0030] Embodiment Two:

[0031] As Figure 4 and Figure 5 shown, compared with Embodiment One, this application further includes a limit plate 6 and a mounting rod seat 7. The mounting rod seat 7 is fixed on the hoop 1. A card slot 2a is provided on the connecting rod 2. One end of the connecting rod 2 is fixed on the main baffle 4, and the other end of the connecting rod 2 passes through the mounting rod seat 7. The limit plate 6 limits the connecting rod 2 by entering the card slot 2a.

[0032] Among them, the limit plate 6 is composed of a main board body 6a and a sliding groove 6b. The main board body 6a is a U-shaped board. The thickness of the board bodies on both sides of the opening of the main board body 6a is less than the width of the card slot 2a. The distance between the board bodies on both sides of the opening of the main board body 6a is greater than or equal to the width of the hoop 1. The board bodies on both sides of the opening of the main board body 6a can enter the card slot 2a of the connecting rod 2 simultaneously. Through grooves 6b are penetrated through the board bodies on both sides of the opening of the main board body 6a. The sliding groove 6b can accommodate the connecting rod 2 to pass through and move up and down.

[0033] The device can enter the card slot 2a of the connecting rod 2 by pressing or pulling the U-shaped limit plate 6, that is, realizing the locking or adjustable switching of the position of the connecting rod 2 relative to the hoop 1, thereby achieving rapid adjustment and stability of the position of the connecting rod 2 relative to the hoop 1, and enabling the overall replacement of the connecting rod 2, side baffle 3, main baffle 4, and cast stone slab 5 without tools and quickly, making the device better adapt to the use of different tailings pressure pipe openings, and the rest of the structure and effects remain unchanged.

[0034] Embodiment Three:

[0035] As Figure 6As shown, relative to Example 1 or Example 2, the present application also includes a reinforcement device 8, which is composed of a hinged joint 8a, a reinforcement rod 8b and a sliding sleeve 8c. The hinged joint 8a is fixed to the middle of the upper side or lower side of the clamp 1, and the middle part of the reinforcement rod 8b passes through the hinged joint 8a and is hinged to the hinged joint 8a. Slide sleeves 8c are fixed at both ends of the reinforcement rod 8b, and the sliding sleeve 8c is sleeved on the connecting rod 2.

[0036] The reinforcing rod 8b is an arc-shaped rod equivalent to half of the clamp 1.

[0037] When the device is impacted, the main baffle 4 pulls the connecting rod 2 under force, making the connecting rod 2 more stable and better preventing the connecting rod 2 from bending and being damaged. The replacement and adjustment of the connecting rod 2 are not affected, and the other structures and effects remain unchanged.

[0038] In the description of the present invention, it should be noted that the terms "up", "down", "left", "right", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as a limitation on the present invention.

[0039] The control method of the present invention is to manually start and stop the switch. The wiring diagram of the power element and the provision of power supply are common knowledge in the field. Moreover, the present invention is mainly used to protect mechanical devices. Therefore, the control method and wiring arrangement are not explained in detail in the present invention.

[0040] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended that all changes that fall within the meaning and range of equivalents of the claims are included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0041] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A tailings sand discharge pipe decompression and sand consolidation device, characterized by: The structure comprises a hoop (1), a connecting rod (2), a side baffle (3), a main baffle (4) and a cast stone plate (5); one end of the main baffle (4) is provided with a tapered groove (4a); the top of the main baffle (4) is fixedly connected to the bottom of the side baffle (3) away from the hoop (1); the upper part of the main baffle (4) provided with the tapered groove (4a) is connected to the hoop (1) through the connecting rod (2); and the cast stone plate (5) is adhered to the side of the main baffle (4) provided with the tapered groove (4a).

2. The tailings sand discharge pipe decompression and sand consolidation device according to claim 1, characterized in that: The connecting rod (2) is fixedly connected to the hoop (1) and the main baffle (4).

3. The tailings sand discharge pipe decompression and sand consolidation device according to claim 1, characterized in that: The tapered groove (4a) is conical, and the side baffle (3) is arc-shaped.

4. The tailings sand discharge pipe decompression and sand consolidation device according to claim 1, characterized in that: It also includes a limiting plate (6) and a rod mounting seat (7), wherein the rod mounting seat (7) is fixed on the clamp (1), a clamping slot (2a) is provided on the connecting rod (2), one end of the connecting rod (2) is fixed on the main baffle (4), and the other end of the connecting rod (2) passes through the rod mounting seat (7), and the limiting plate (6) limits the connecting rod (2) by entering the clamping slot (2a).

5. The tailings sand discharge pipe decompression and sand consolidation device according to claim 4, characterized in that: The limiting plate (6) is composed of a main plate (6a) and a slide groove (6b). The main plate (6a) is a U-shaped plate. The thickness of the plates on both sides of the opening of the main plate (6a) is less than the width of the slot (2a). The distance between the plates on both sides of the opening of the main plate (6a) is greater than or equal to the width of the clamp (1). The plates on both sides of the opening of the main plate (6a) can enter the slot (2a) of the connecting rod (2) at the same time. The plates on both sides of the opening of the main plate (6a) are penetrated by slide grooves (6b). The slide grooves (6b) can accommodate the connecting rod (2) to pass through and move up and down.

6. The tailings sand discharge pipe decompression and sand consolidation device according to claim 1 or 4, characterized in that: The reinforcing device (8) is further comprised of a hinged joint (8a), a reinforcing rod (8b) and a sliding sleeve (8c). The hinged joint (8a) is fixed to the middle of the upper side or lower side of the clamp (1). The middle of the reinforcing rod (8b) passes through the hinged joint (8a) and is hinged to the hinged joint (8a). Sliding sleeves (8c) are fixed to both ends of the reinforcing rod (8b), and the sliding sleeves (8c) are sleeved on the connecting rod (2).

7. The tailings sand discharge pipe decompression and sand consolidation device according to claim 6, characterized in that: The reinforcing rod (8b) is an arc-shaped rod equivalent to half of the hoop (1).