Leaching device for heavy metal contaminated soil treatment

Abstract

The utility model discloses a leaching device for treating heavy metal contaminated soil, and relates to the technical field of leaching devices. Comprising a pair of mounting plates, a pair of rotating shafts are rotationally connected to the two sides of the two ends between the mounting plates, and a conveying belt is in transmission connection between the rotating shafts. The self-locking motor is started to drive the rotating shaft and the conveying belt to rotate, conveying operation of heavy metal contaminated soil is achieved, synchronously, the rotating shaft drives the first belt wheel to rotate, the first belt wheel drives the rotating rod and the cam to rotate through transmission, the cam pushes the connecting fork to swing, and meanwhile the connecting fork drives the spraying pipe and the spraying head to swing. And synchronously, a rotating shaft drives a second belt wheel to rotate, the second belt wheel drives a driven rod, a smashing roller and smashing protrusions to rotate by means of transmission, the smashing protrusions extrude and smash the heavy metal contaminated soil on the surface of the conveying belt by means of a supporting plate, and the leaching efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of leaching devices, in particular to a leaching device for treating heavy metal contaminated soil. Background Art

[0002] The leaching device for heavy metal contaminated soil treatment is a device specially used for soil pollution remediation, which mainly achieves the purpose of remediation through leaching and flushing. An existing leaching device for heavy metal contaminated soil treatment (publication number: CN220444632U) has at least the following defects in use:

[0003] When the device is in use, although the soil on the conveyor belt can be sprayed by the spray head, the spraying position of the spray head is fixed and the spraying range is limited, which reduces the elution efficiency of the device. Utility Model Content

[0004] The main purpose of the utility model is to provide a leaching device for treating heavy metal contaminated soil, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A leaching device for treating heavy metal contaminated soil, comprising a pair of mounting plates, a pair of rotating shafts are rotatably connected on both sides of both ends of the mounting plates, a conveyor belt is transmission-connected between the rotating shafts, a first end of the first side of the mounting plate is fixedly connected to a self-locking motor, the output end of the self-locking motor is fixed to the rotating shaft, a spray assembly is arranged at the center of the top of the conveyor belt, the spray assembly comprises a spray pipe, the spray pipe is arranged at the center of the top of the conveyor belt, both sides of the spray pipe penetrate the mounting plate and are rotationally connected thereto, a plurality of spray heads are fixedly connected to the bottom of the spray pipe, a pump is fixedly connected to the second side of the spray pipe, a water pipe is fixedly connected to the second side of the pump, a connecting fork is fixedly connected to the first side of the spray pipe, a cam is arranged inside the connecting fork, a rotating rod is fixedly connected to the second side of the cam, the second side of the rotating rod penetrates the mounting plate and is rotationally connected thereto, the second end of the second side of the rotating shaft and the second side of the rotating rod are both fixedly connected to a first pulley, and the first pulleys are transmission-connected therebetween.

[0007] Preferably, a crushing assembly is provided at the first end of the top of the conveyor belt, and the crushing assembly includes a driven rod, and the driven rod is provided at the first end of the top of the conveyor belt, and both sides of the driven rod pass through the mounting plate and are rotatably connected thereto.

[0008] Preferably, a crushing roller is fixedly connected to the outer wall of the driven rod, and a plurality of crushing protrusions are fixedly connected to the outer wall of the crushing roller.

[0009] Preferably, the first end of the second side of the rotating shaft and the second side of the driven rod are both fixedly connected with second pulleys, and the second pulleys are transmission-connected with each other.

[0010] Preferably, a support plate is provided at the bottom of the pulverizing roller, the support plate is arranged between the conveyor belts and slidably connected thereto, and two sides of the support plate penetrate through the mounting plate and are fixed thereto.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The utility model realizes the conveying operation of heavy metal contaminated soil by starting a self-locking motor to drive the rotating shaft and the conveyor belt to rotate. Synchronously, the rotating shaft drives the first pulley to rotate, and the first pulley drives the rotating rod and the cam to rotate by means of transmission. When the cam pushes the connecting fork to swing, the connecting fork drives the spray pipe and the spray head to swing, so as to increase the spraying range of the spray head. Synchronously, the rotating shaft drives the second pulley to rotate, and the second pulley drives the driven rod, the crushing roller and the crushing protrusion to rotate by means of transmission. The crushing protrusion squeezes and crushes the heavy metal contaminated soil on the surface of the conveyor belt with the help of the support plate, thereby improving the elution efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an axial view of the utility model;

[0014] Figure 2 It is a partial structural diagram of the utility model;

[0015] Figure 3 This is an axial view of the spray assembly of the utility model;

[0016] Figure 4 This is an axial view of the crushing component of the utility model.

[0017] In the figure: 1. mounting plate; 2. rotating shaft; 3. conveyor belt; 4. self-locking motor; 5. spray assembly; 501. spray pipe; 502. spray head; 503. pump; 504. water pipe; 505. connecting fork; 506. cam; 507. rotating rod; 508. first pulley; 6. crushing assembly; 601. driven rod; 602. crushing roller; 603. crushing protrusion; 604. second pulley; 7. support plate. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and 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 orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] In the process of treating heavy metal contaminated soil, a leaching device is needed. The utility model provides a leaching device for treating heavy metal contaminated soil, which is specially used for the leaching operation of heavy metal contaminated soil.

[0022] Example

[0023] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0024] A leaching device for treating heavy metal contaminated soil, comprising a pair of mounting plates 1, a pair of rotating shafts 2 are rotatably connected on both sides of the two ends of the mounting plates 1, a conveyor belt 3 is transmission-connected between the rotating shafts 2, a self-locking motor 4 is fixedly connected to the first end of the first side of the mounting plate 1, the output end of the self-locking motor 4 is fixed to the rotating shaft 2, a spray assembly 5 is arranged at the center of the top of the conveyor belt 3, the spray assembly 5 includes a spray pipe 501, the spray pipe 501 is arranged at the center of the top of the conveyor belt 3, both sides of the spray pipe 501 pass through the mounting plate 1 and are rotatably connected thereto, and the bottom of the spray pipe 501 A plurality of spray heads 502 are fixedly connected, a pump 503 is fixedly connected to the second side of the spray pipe 501, a water pipe 504 is fixedly connected to the second side of the pump 503, a connecting fork 505 is fixedly connected to the first side of the spray pipe 501, a cam 506 is arranged inside the connecting fork 505, a rotating rod 507 is fixedly connected to the second side of the cam 506, a second side of the rotating rod 507 passes through the mounting plate 1 and is rotatably connected thereto, a first pulley 508 is fixedly connected to the second end of the second side of the rotating shaft 2 and the second side of the rotating rod 507, and the first pulleys 508 are transmission connected thereto.

[0025] In this embodiment, the self-locking motor 4 is started to drive the rotating shaft 2 and the conveyor belt 3 to rotate, so as to realize the conveying operation of the heavy metal contaminated soil. Synchronously, the rotating shaft 2 drives the first pulley 508 to rotate, and the first pulley 508 drives the rotating rod 507 and the cam 506 to rotate with the help of transmission. When the cam 506 pushes the connecting fork 505 to swing, the connecting fork 505 drives the spray pipe 501 and the spray head 502 to swing, thereby increasing the spraying range of the spray head 502 and improving the elution efficiency of the device.

[0026] A crushing assembly 6 is provided at the first end of the top of the conveyor belt 3, and the crushing assembly 6 includes a driven rod 601, which is provided at the first end of the top of the conveyor belt 3, and both sides of the driven rod 601 pass through the mounting plate 1 and are rotatably connected thereto, a crushing roller 602 is fixedly connected to the outer wall of the driven rod 601, and a plurality of crushing protrusions 603 are fixedly connected to the outer wall of the crushing roller 602, and the first end of the second side of the rotating shaft 2 and the second side of the driven rod 601 are fixedly connected to the second pulley 604, and the second pulleys 604 are transmission-connected therebetween, and a support plate 7 is provided at the bottom of the crushing roller 602, and the support plate 7 is provided between the conveyor belt 3 and is slidably connected thereto, and both sides of the support plate 7 pass through the mounting plate 1 and are fixed thereto.

[0027] In this embodiment, the second pulley 604 is driven to rotate by the rotating shaft 2, and the second pulley 604 drives the driven rod 601, the crushing roller 602, and the crushing protrusion 603 to rotate by means of transmission. The crushing protrusion 603 squeezes and crushes the heavy metal contaminated soil on the surface of the conveyor belt 3 with the help of the support plate 7, so as to increase the subsequent spraying uniformity.

[0028] It should be noted that the utility model is a rinsing device for treating heavy metal contaminated soil. When in use, firstly, the water pipe 504 is connected to the external water source and the pump 503 is started. Simultaneously, the heavy metal contaminated soil to be sprayed is placed on the surface of the conveyor belt 3. By starting the self-locking motor 4 to drive the rotating shaft 2 and the conveyor belt 3 to rotate, the conveying operation of the heavy metal contaminated soil is realized. Simultaneously, the rotating shaft 2 drives the first pulley 508 to rotate, and the first pulley 508 drives the rotating rod 507 and the cam 507 through the transmission. 6 rotates, and the cam 506 pushes the connecting fork 505 to swing, while the connecting fork 505 drives the spray pipe 501 and the spray head 502 to swing, so as to increase the spray range of the spray head 502. Synchronously, the rotating shaft 2 drives the second pulley 604 to rotate, and the second pulley 604 drives the driven rod 601, the crushing roller 602, and the crushing protrusion 603 to rotate by means of the transmission. The crushing protrusion 603 squeezes and crushes the heavy metal contaminated soil on the surface of the conveyor belt 3 with the help of the support plate 7, so as to increase the subsequent spraying uniformity.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A washing device for treating heavy metal contaminated soil, comprising a pair of mounting plates (1), a pair of rotating shafts (2) are rotatably connected on both sides of the two ends of the mounting plates (1), a conveyor belt (3) is transmission-connected between the rotating shafts (2), a self-locking motor (4) is fixedly connected to the first end of the first side of the mounting plate (1), the output end of the self-locking motor (4) is fixed to the rotating shaft (2), and the characteristics are: A spray assembly (5) is arranged at the center of the top of the conveyor belt (3), and the spray assembly (5) comprises a spray pipe (501). The spray pipe (501) is arranged at the center of the top of the conveyor belt (3), and both sides of the spray pipe (501) penetrate the mounting plate (1) and are rotatably connected thereto. A plurality of spray heads (502) are fixedly connected to the bottom of the spray pipe (501), and a pump (503) is fixedly connected to the second side of the spray pipe (501), and a water pump (503) is fixedly connected to the second side of the pump (503). The spray pipe (504) is fixedly connected to a connecting fork (505) on the first side of the spray pipe (501), a cam (506) is arranged inside the connecting fork (505), a rotating rod (507) is fixedly connected to the second side of the cam (506), the second side of the rotating rod (507) passes through the mounting plate (1) and is rotatably connected thereto, the second end of the second side of the rotating shaft (2) and the second side of the rotating rod (507) are fixedly connected to a first pulley (508), and the first pulleys (508) are transmission connected thereto.

2. The elution device for treating heavy metal contaminated soil according to claim 1, characterized in that: A crushing assembly (6) is provided at the first end of the top of the conveyor belt (3), and the crushing assembly (6) comprises a driven rod (601), and the driven rod (601) is provided at the first end of the top of the conveyor belt (3), and both sides of the driven rod (601) pass through the mounting plate (1) and are rotatably connected thereto.

3. The leaching device for treating heavy metal contaminated soil according to claim 2, characterized in that: A crushing roller (602) is fixedly connected to the outer wall of the driven rod (601), and a plurality of crushing protrusions (603) are fixedly connected to the outer wall of the crushing roller (602).

4. The leaching device for treating heavy metal contaminated soil according to claim 3, characterized in that: The first end of the second side of the rotating shaft (2) and the second side of the driven rod (601) are both fixedly connected to a second pulley (604), and the second pulleys (604) are transmission-connected to each other.

5. The leaching device for treating heavy metal contaminated soil according to claim 3, characterized in that: A support plate (7) is provided at the bottom of the crushing roller (602), and the support plate (7) is arranged between the conveyor belts (3) and is slidably connected thereto, and two sides of the support plate (7) penetrate the mounting plate (1) and are fixed thereto.

Images