Geological mineral exploration hierarchical screening device convenient to maintain

By designing the vibration and swinging movement of the screening mechanism in the geological mineral survey level screening device, and the cleansing mechanism's dredging rod, the problem of inconvenience of mineral blockage and maintenance is improved, and the screening efficiency and the practicality of the device are improved.

CN222402212UActive Publication Date: 2025-01-28山东省核工业二七三地质大队

Patent Information

Application Number
CN202420248770.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-02-01
Publication Date
2025-01-28
Estimated Expiration
2034-02-01

AI Technical Summary

Technical Problem

During the screening process of existing geological and mineral exploration hierarchical screening devices, mineral materials with larger particle sizes are prone to get stuck in the screen holes of the screening plate, resulting in clogging and difficulty in cleaning, reducing screening efficiency and maintenance convenience.

Method used

A geological and mineral exploration level screening device including a screening mechanism and a cleaning mechanism is designed. The screening mechanism improves the screening efficiency of the minerals through the vibration of the screen and the left and right swinging; the cleaning mechanism is convenient to clean the blocked minerals through dredging the movement of the rod.

Benefits of technology

Through the vibration and swing movement of the screening mechanism, the screening effect and efficiency of the minerals are improved; the design of the cleaning mechanism simplifies the cleaning process of blocking minerals, reduces the difficulty of maintenance, and improves the practicality and functionality of the device.

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Abstract

The utility model discloses a geological mineral exploration hierarchical screening device convenient to maintain, and relates to the field of geological mineral exploration tools, the geological mineral exploration hierarchical screening device comprises a screening box, a screening mechanism is arranged in the screening box, and a cleaning mechanism is arranged on the screening mechanism. The screening mechanism is arranged to be connected with the screening box, when mineral aggregate is screened, vibration of a screening disc in the screening mechanism can be used for screening the mineral aggregate in the screening disc, and the screening mechanism drives the screening disc to swing left and right during operation; according to the mineral aggregate screening device, the screening disc is arranged, so that mineral aggregate is attached to the screening disc to roll, the mineral aggregate is further screened while rolling, the screening effect and screening efficiency of the mineral aggregate screening device are improved through combination of the two movement modes of the screening disc, and in the using process of the mineral aggregate screening device, dredging rods in the cleaning mechanism can be used for cleaning the mineral aggregate blocked in screening holes; and a user can regularly clean and maintain the screen conveniently, and the risk that the screening efficiency is reduced due to the fact that mineral aggregates block the screen holes is reduced.
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Description

Technical Field

[0001] The utility model relates to a screening device, in particular to a geological and mineral exploration hierarchical screening device which is convenient to maintain. Background Art

[0002] Geological and mineral exploration is to distinguish and detect the structure of geological soil. Geological soil is distinguished according to its organizational composition, and the soil is divided into inorganic soil, organic soil, carbonaceous soil and peat. Common screening methods include screening by particle size and screening by quality. When a geological layer soil needs to be explored and analyzed in detail, a hierarchical screening device is needed to screen the layer soil for subsequent geological and mineral exploration;

[0003] The prior art authorization announcement number is CN 218502642 U, which is a hierarchical screening device for geological and mineral exploration, comprising a fixed bottom plate, a screening shell is fixedly installed on the upper surface of the fixed bottom plate, a first motor is fixedly installed on one side of the screening shell, one end of the output shaft of the first motor is inserted through the screening shell and is rotatably connected to a rotating column, one end of the rotating column is rotatably installed with a rotating plate, the rotating plates are symmetrically arranged in two groups, a fixed plate is rotatably installed between the upper ends of the two groups of rotating plates, a fixed column is rotatably installed at one end of the fixed plate, a second screening plate is fixedly installed at one end of the fixed column, a connecting plate is fixedly installed on one side of the second screening plate, a first screening plate is fixedly installed on one side of the connecting plate, a dust reduction component is fixedly installed on the upper surface of the fixed bottom plate, and a collecting component is fixedly installed on the screening shell. The utility model ensures that the sprinkler continuously sprays water through a water storage plate, and the sprinkler has the advantage of spraying water and dust reduction in the screening shell;

[0004] Although the above-mentioned device has many advantages, it is found in actual use that in the actual screening process, the mineral materials with larger particle sizes are easily stuck in the sieve holes of the first screening plate and the second screening plate, causing blockage and being difficult to clean, which reduces the screening efficiency and further affects the screening of the mineral materials, causing trouble and inconvenience for the maintenance of the mineral material screening device. Utility Model Content

[0005] The purpose of the utility model is to provide a geological and mineral exploration hierarchical screening device which is easy to maintain, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a geological and mineral exploration hierarchical screening device that is easy to maintain, comprising a screening box, a screening mechanism is arranged inside the screening box, a cleaning mechanism is arranged on the screening mechanism, a transparent observation panel is arranged on the upper surface of the screening box, and a feeding port is opened in the middle of the transparent observation panel, and the transparent observation panel is fixedly connected to the air inlet pipe of the air pump, the air pump is fixedly connected to the right side surface of the screening box through a mounting seat, the exhaust pipe of the air pump is sleeved on the upper end of the dust bag, the input end of the air pump is electrically connected to the output end of the controller, the controller is fixedly connected to the front side surface of the screening box, the bottom surface of the screening box is overlapped with the bottom surface of the collecting tray, the front end of the collecting tray passes through the through slot and extends to the front side of the screening box, and the through slot is opened in the front side surface of the screening box.

[0007] As a preferred technical solution of the utility model, the screening mechanism includes a connecting frame, the inner side of the connecting frame is fixedly connected to one end of eight telescopic rods at the same time, the eight telescopic rods are arranged in a group of four and four, and the opposite ends of the two groups of telescopic rods are respectively fixedly connected to the front and rear sides of the screening plate, and the bottom surface of the screening plate is provided with multiple rows of sieve holes;

[0008] A discharge trough is provided at the bottom end of the right side surface of the screening disc, and a baffle is correspondingly provided on the right side of the discharge trough. The right side surface of the baffle is fixedly connected to the left ends of two electric push rods one at the same time, and the right ends of the two electric push rods one are fixedly connected to the right end of a fixed plate one, and the left end of the fixed plate one is fixedly connected to the right side surface of the screening disc.

[0009] As a preferred technical solution of the present utility model, the middle part of the front side surface of the screening disc is fixedly connected to the output shaft of the vibration motor, the front end of the vibration motor is fixedly connected to the front inner side surface of the connecting frame, the middle parts of the front and rear sides of the connecting frame are respectively fixedly connected to the opposite ends of the two supporting shafts, and the opposite ends of the two support shafts are rotatably connected to the front and rear sides of the screening box through rolling bearings.

[0010] As a preferred technical solution of the utility model, the front end of the support shaft on the front side is fixedly connected to the gear, the gear is meshingly connected to the tooth plate, the middle part of the tooth plate is provided with a sleeve hole which is slidably connected to the sliding frame, the rear end of the sliding frame is fixedly connected to the front side of the screening box, the middle part of the upper surface of the tooth plate is fixedly connected to the bottom end of the sleeve frame, and the inside of the sleeve frame is sleeved with the front end of the pull rod.

[0011] As a preferred technical solution of the present utility model, the rear end of the pull rod is fixedly connected to the front side of the turntable, the middle part of the rear side of the turntable is fixedly connected to the output shaft of motor one, the rear end of motor one is fixedly connected to the front side of the screening box, and the input ends of motor one, vibration motor and two electric push rods one are all electrically connected to the output end of the controller.

[0012] As an optimal technical solution of the utility model, the cleaning mechanism includes four fixed plates 2, the four fixed plates 2 are grouped in pairs and the opposite surfaces of the two groups of fixed plates 2 are respectively fixedly connected to the left and right sides of the screening disk, the upper ends of the opposite surfaces of the two groups of fixed plates 2 are respectively rotatably connected to the optical axes at both ends of the two screws through rolling bearings, the right end optical axes of the two screws are respectively fixedly connected to the two pulleys, and the two pulleys are connected by belt transmission.

[0013] As a preferred technical solution of the utility model, the right end of the screw rod on the front side is fixedly connected to the output shaft of motor 2, and motor 2 is fixedly connected to the right side surface of the right front fixed plate 2 through a mounting seat, and the two screw rods are respectively threadedly connected to the two threaded holes opened in the translation plate, and the bottom surface of the translation plate is fixedly connected to the upper ends of the two electric push rods 2 at the same time, and the bottom ends of the two electric push rods 2 are fixedly connected to the upper surface of the fixed plate 3, and the bottom surface of the fixed plate 3 is fixedly connected to the upper end of a group of dredging rods, and a group of dredging rods corresponds to a row of sieve holes up and down, and the input ends of motor 2 and the two electric push rods 2 are electrically connected to the output end of the controller.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model connects a screening mechanism with a screening box, and when the screening mechanism is used to screen the mineral material, the vibration of the screening disk in the screening mechanism can be used to screen the mineral material inside the screening disk, and the screening mechanism drives the screening disk to swing left and right during operation, so that the mineral material rolls against the screening disk and is further screened while the mineral material rolls, thereby utilizing the combination of the two movement modes of the screening disk to improve the screening effect and screening efficiency of the device for the mineral material, and during the use of the device, the clearing rod in the cleaning mechanism can be used to clean the mineral material blocked in the sieve hole, which is convenient for the user to regularly clean and maintain it, thereby reducing the risk of reducing the screening efficiency due to the sieve hole being blocked by the mineral material, and further improving the practicality and functionality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view structural schematic diagram of the utility model;

[0017] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 3 This is a schematic diagram of the screening mechanism structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the screening disc structure of the utility model;

[0020] Figure 5It is a schematic diagram of the cleaning mechanism structure of the utility model.

[0021] In the figure: 1 screening box, 2 screening mechanism, 21 connecting frame, 22 telescopic rod, 23 screening plate, 24 vibration motor, 25 supporting shaft, 26 gear, 27 tooth plate, 28 sliding frame, 29 sleeve frame, 210 turntable, 211 pull rod, 212 motor 1, 213 fixed plate 1, 214 electric push rod 1, 215 baffle, 216 discharge chute, 3 through trough, 4 collecting plate, 5 controller, 6 dust bag, 7 air pump, 8 cleaning mechanism, 81 fixed plate 2, 82 screw, 83 translation plate, 84 electric push rod 2, 85 fixed plate 3, 86 motor 2, 87 pulley, 88 dredging rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 The utility model provides a technical solution of a hierarchical screening device for geological and mineral exploration which is easy to maintain: it comprises a screening box 1, a screening mechanism 2 is arranged inside the screening box 1, a cleaning mechanism 8 is arranged on the screening mechanism 2, a transparent observation plate is arranged on the upper surface of the screening box 1, and a feeding port is opened in the middle of the transparent observation plate, and the transparent observation plate is fixedly connected to the air inlet pipe of the air pump 7, the air pump 7 is fixedly connected to the right side of the screening box 1 through a mounting seat, the exhaust pipe of the air pump 7 is sleeved with the upper end of the dust collecting bag 6, during the screening process, the user turns on the air pump 7, uses the air pump 7 to suck out the dust in the screening box 1, and uses the dust collecting bag 6 to filter and collect the dust, the input end of the air pump 7 is electrically connected to the output end of the controller 5, the controller 5 is fixedly connected to the front side of the screening box 1, the bottom surface of the screening box 1 is overlapped with the bottom surface of the collecting tray 4, the front end of the collecting tray 4 passes through the through slot 3 and extends to the front side of the screening box 1, and the through slot 3 is opened in the front side of the screening box 1.

[0024] The screening mechanism 2 includes a connecting frame 21, the inner side of the connecting frame 21 is fixedly connected to one end of eight telescopic rods 22 at the same time, the eight telescopic rods 22 are arranged in a group of four by four, and the opposite ends of the two groups of telescopic rods 22 are respectively fixedly connected to the front and rear sides of the screening plate 23, and the bottom surface of the screening plate 23 is provided with a plurality of rows of screening holes;

[0025] A discharge trough 216 is provided at the bottom end of the right side surface of the screening disc 23, and a baffle 215 is correspondingly provided on the right side of the discharge trough 216. The right side surface of the baffle 215 is fixedly connected to the left ends of the two electric push rods 214 at the same time, and the right ends of the two electric push rods 214 are fixedly connected to the right end of the fixed plate 213, and the left end of the fixed plate 213 is fixedly connected to the right side surface of the screening disc 23. When it is necessary to take out the larger volume of mineral materials in the screening disc 23, the user controls the motor 212 to work so that the right end of the screening disc 23 rotates to a state tilted to the right, and then the user controls the electric push rod 214 to contract and drive the baffle 215 to move to the right to open the discharge trough 216, so that the larger volume of mineral materials in the screening disc 23 falls into the collecting disc 4 through the discharge trough 216.

[0026] The middle part of the front side surface of the screening disc 23 is fixedly connected to the output shaft of the vibration motor 24, the front end of the vibration motor 24 is fixedly connected to the front inner side surface of the connecting frame 21, the middle parts of the front and rear sides of the connecting frame 21 are respectively fixedly connected to the opposite ends of the two support shafts 25, and the opposite ends of the two support shafts 25 are rotatably connected to the front and rear sides of the screening box 1 through rolling bearings.

[0027] The front end of the front support shaft 25 is fixedly connected to the gear 26, and the gear 26 is meshed with the tooth plate 27. A sleeve hole is opened in the middle of the tooth plate 27 and is slidably connected to the sliding frame 28. The rear end of the sliding frame 28 is fixedly connected to the front side of the screening box 1. The middle of the upper surface of the tooth plate 27 is fixedly connected to the bottom end of the sleeve frame 29. The interior of the sleeve frame 29 is sleeved with the front end of the pull rod 211. When the motor 212 is working, the pull rod 211 is driven by the turntable 210 to slide up and down in the sleeve frame 29, and the tooth plate 27 is driven to slide back and forth left and right through the pull rod 211 and the sleeve frame 29. When the tooth plate 27 slides, it drives the support shaft 25 and the screening disc 23 to swing back and forth left and right through the gear 26. When the screening disc 23 swings, the mineral material adheres to the screening disc 23 and rolls to further screen it.

[0028] The rear end of the pull rod 211 is fixedly connected to the front side of the turntable 210, the middle part of the rear side of the turntable 210 is fixedly connected to the output shaft of the motor 212, the rear end of the motor 212 is fixedly connected to the front side of the screening box 1, and the input ends of the motor 212, the vibration motor 24 and the two electric push rods 214 are all electrically connected to the output end of the controller 5.

[0029] The cleaning mechanism 8 includes four fixed plates 81, and the four fixed plates 81 are grouped in pairs, and the opposite surfaces of the two groups of fixed plates 81 are respectively fixedly connected to the left and right sides of the screening disk 23, and the upper ends of the opposite surfaces of the two groups of fixed plates 81 are respectively rotatably connected to the optical axes at both ends of the two screws 82 through rolling bearings, and the right end optical axes of the two screws 82 are respectively fixedly connected to the two pulleys 87, and the two pulleys 87 are connected by belt transmission.

[0030] The right end of the front screw 82 is fixedly connected to the output shaft of the motor 2 86, and the motor 2 86 is fixedly connected to the right side surface of the right front fixing plate 2 81 through the mounting seat. The two screws 82 are respectively threadedly connected to the two threaded holes opened in the translation plate 83. The bottom surface of the translation plate 83 is fixedly connected to the upper ends of the two electric push rods 2 84 at the same time. The bottom ends of the two electric push rods 2 84 are fixedly connected to the upper surface of the fixing plate 3 85. The bottom surface of the fixing plate 3 85 is fixedly connected to the upper end of a group of dredging rods 88. A group of dredging rods 88 corresponds to a row of sieve holes up and down. The motor 2 8 6 and the input ends of the two electric push rods 84 are electrically connected to the output end of the controller 5. When it is necessary to clean the mineral materials blocked in the sieve hole during the use of the device, the user controls the motor 2 86 through the controller 5 to drive the electric push rod 2 84, the fixed plate 3 85 and the dredging rod 88 to move horizontally using the screw 82, the threaded hole and the translation plate 83. When the dredging rod 88 moves to the position corresponding to the blocked sieve hole, the motor 2 86 is stopped, and then the user controls the electric push rod 2 84 to extend so that the dredging rod 88 moves downward and is inserted into the sieve hole to dredge the sieve hole.

[0031] The operating steps of the utility model are:

[0032] When using the device to screen mineral materials, the user pours the mineral materials to be screened into the screening disc 23 through the feeding port, and then the user can control the vibration motor 24, the motor 212 and the air pump 7 to work through the controller 5. When the vibration motor 24 works, it drives the screening disc 23 to rock back and forth to screen the mineral materials. When the motor 212 works, it drives the pull rod 211 to slide up and down in the sleeve frame 29 through the turntable 210, and drives the tooth plate 27 to slide back and forth through the pull rod 211 and the sleeve frame 29. When the tooth plate 27 slides, it drives the support shaft 25 and the screening disc 23 to swing back and forth through the gear 26. When the screening disc 23 swings, the mineral materials are pressed against the screening disc 23 and rolled to further screen it. The ore with a smaller volume falls into the collecting tray 4 through the sieve holes. When the air pump 7 is working, the dust generated during the screening process is sucked out and the dust is filtered and collected by the dust bag 6. After the screening is completed, the vibration motor 24 and the motor 1 212 are stopped, and then the user pulls the collecting tray 4 forward to pour out the ore with a smaller volume inside it, and puts the collecting tray 4 back into the bottom of the screening box 1. At this time, the user controls the motor 1 212 to work so that the right end of the screening tray 23 rotates to a state tilted to the right, and then the user controls the electric push rod 1 214 to contract and drive the baffle 215 to move to the right to open the discharge chute 216, so that the ore with a larger volume in the screening tray 23 falls into the collecting tray 4 through the discharge chute 216;

[0033] When it is necessary to clean the mineral materials blocked in the sieve hole during use of the device, the user controls the motor 2 86 through the controller 5 to use the screw 82, threaded hole and translation plate 83 to drive the electric push rod 2 84, the fixed plate 3 85 and the dredging rod 88 to move horizontally. When the dredging rod 88 moves to correspond to the blocked sieve hole, the motor 2 86 is stopped, and then the user controls the electric push rod 2 84 to extend so that the dredging rod 88 moves downward and is inserted into the sieve hole to dredge the sieve hole.

[0034] In the description of the present invention, it is necessary to understand that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] In the present invention, unless otherwise clearly stipulated and limited, for example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A geological and mineral exploration hierarchical screening device that is easy to maintain, comprising a screening box (1), characterized in that: A screening mechanism (2) is arranged inside the screening box (1), a cleaning mechanism (8) is arranged on the screening mechanism (2), a transparent observation panel is arranged on the upper surface of the screening box (1), a feeding port is arranged in the middle of the transparent observation panel, and the transparent observation panel is fixedly connected to the air inlet pipe of the air pump (7), the air pump (7) is fixedly connected to the right side of the screening box (1) through a mounting seat, the exhaust pipe of the air pump (7) is sleeved with the upper end of the dust collecting bag (6), the input end of the air pump (7) is electrically connected to the output end of the controller (5), the controller (5) is fixedly connected to the front side of the screening box (1), the bottom surface of the screening box (1) is overlapped with the bottom surface of the collecting plate (4), the front end of the collecting plate (4) passes through the through slot (3) and extends to the front side of the screening box (1), and the through slot (3) is arranged in the front side of the screening box (1).

2. The conveniently maintained geological and mineral exploration hierarchical screening device according to claim 1 is characterized by: The screening mechanism (2) comprises a connecting frame (21), the inner side surface of the connecting frame (21) is fixedly connected to one end of eight telescopic rods (22) at the same time, the eight telescopic rods (22) are arranged in a group of four, and the opposite ends of two groups of telescopic rods (22) are respectively fixedly connected to the front and rear side surfaces of a screening plate (23), and the bottom surface of the screening plate (23) is provided with a plurality of rows of screening holes; A discharge groove (216) is provided at the bottom end of the right side surface of the screening disc (23), and a baffle (215) is correspondingly provided on the right side of the discharge groove (216). The right side surface of the baffle (215) is fixedly connected to the left ends of two electric push rods (214) at the same time. The right ends of the two electric push rods (214) are fixedly connected to the right ends of the fixing plate (213), and the left end of the fixing plate (213) is fixedly connected to the right side surface of the screening disc (23).

3. The conveniently maintained geological and mineral exploration hierarchical screening device according to claim 2 is characterized by: The middle portion of the front side surface of the screening disc (23) is fixedly connected to the output shaft of the vibration motor (24), the front end of the vibration motor (24) is fixedly connected to the front inner side surface of the connecting frame (21), the middle portions of the front and rear side surfaces of the connecting frame (21) are respectively fixedly connected to the opposite ends of two support shafts (25), and the opposite ends of the two support shafts (25) are rotatably connected to the front and rear side surfaces of the screening box (1) through rolling bearings.

4. The conveniently maintained geological and mineral exploration hierarchical screening device according to claim 3 is characterized by: The front end of the support shaft (25) on the front side is fixedly connected to the gear (26), and the gear (26) is meshingly connected to the tooth plate (27). The middle part of the tooth plate (27) is provided with a sleeve hole and is slidably connected to the sliding frame (28). The rear end of the sliding frame (28) is fixedly connected to the front side of the screening box (1). The middle part of the upper surface of the tooth plate (27) is fixedly connected to the bottom end of the sleeve frame (29), and the interior of the sleeve frame (29) is sleeved with the front end of the pull rod (211).

5. The conveniently maintained geological and mineral exploration hierarchical screening device according to claim 4, characterized in that: The rear end of the pull rod (211) is fixedly connected to the front side of the turntable (210), the middle part of the rear side of the turntable (210) is fixedly connected to the output shaft of motor one (212), the rear end of motor one (212) is fixedly connected to the front side of the screening box (1), and the input ends of motor one (212), the vibration motor (24) and the two electric push rods one (214) are all electrically connected to the output end of the controller (5).

6. The conveniently maintained geological and mineral exploration hierarchical screening device according to claim 1, characterized in that: The cleaning mechanism (8) comprises four fixed plates (81), the four fixed plates (81) are arranged in groups of two, and the opposite surfaces of the two groups of fixed plates (81) are respectively fixedly connected to the left and right side surfaces of the screening disc (23), the upper ends of the opposite surfaces of the two groups of fixed plates (81) are rotatably connected to the optical axes at both ends of the two screw rods (82) through rolling bearings, the right end optical axes of the two screw rods (82) are respectively fixedly connected to the two pulleys (87), and the two pulleys (87) are connected through a belt transmission.

7. The conveniently maintained geological and mineral exploration hierarchical screening device according to claim 6, characterized in that: The right end of the screw rod (82) on the front side is fixedly connected to the output shaft of the second motor (86), and the second motor (86) is fixedly connected to the right side surface of the second right front fixed plate (81) through a mounting seat. The two screw rods (82) are respectively threadedly connected to the two threaded holes opened in the translation plate (83). The bottom surface of the translation plate (83) is also fixedly connected to the upper ends of the two electric push rods (84). The bottom ends of the two electric push rods (84) are both fixedly connected to the upper surface of the third fixed plate (85). The bottom surface of the third fixed plate (85) is fixedly connected to the upper end of a group of dredging rods (88). The group of dredging rods (88) corresponds to a row of sieve holes up and down. The input ends of the second motor (86) and the two electric push rods (84) are both electrically connected to the output end of the controller (5).

Citation Information

Patent Citations

  • Hierarchical screening device for geological mineral exploration

    CN218502642U

Cited By

  • Geological mineral exploration hierarchical screening device convenient to maintain

    CN224332702U