Suspension type center transmission concentration device

Abstract

The utility model relates to the technical field of concentration devices, and discloses a suspension type center transmission concentration device which comprises a machine body, a working bridge is arranged at the top of the machine body, a main shaft is rotatably connected to the bottom end of the working bridge through a motor, a mud bucket for storing mud is arranged at the bottom of the machine body, and the bottom end of the main shaft is rotatably connected to the inner wall of the bottom of the mud bucket. Mud scraping frames are fixedly connected to the two ends of the outer wall of the main shaft, a plurality of linearly-arranged mud scraping plates used for scraping mud are arranged at the bottom ends of the mud scraping frames, rotating shafts are fixedly connected to the middle positions of the tops of the mud scraping plates, rotating rods are fixedly connected to the two ends of the tops of the mud scraping plates, and the rotating shafts are rotationally connected to the inner walls of the bottoms of the mud scraping frames. And a plurality of rotating grooves which are linearly arranged are formed in the bottom end of the mud scraping frame. According to the utility model, stress is dispersed to multiple directions for buffering through the arranged buffering assembly, so that the buffering effect is improved, the mud scraping plate is protected, and the situation that the service life of the mud scraping plate is influenced due to the fact that the mud scraping plate is damaged due to overlarge stress on the mud scraping plate is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of concentrating devices, in particular to a suspended central transmission concentrating device. Background Art

[0002] The classification of concentrators used in the market: from the transmission mode, they are divided into: central transmission concentrators and peripheral transmission concentrators; from the configuration of inclined tubes, they are divided into: high-efficiency concentrators with inclined tubes and ordinary concentrators without inclined tubes. At present, due to the limitation of the concentrator structure, only central transmission concentrators can be equipped with inclined tubes.

[0003] When the existing thickening equipment is in use, the scraper blade is mostly fixedly connected to the scraper frame. When scraping, it will be subjected to great pressure. There is no suitable buffer device on it, and the scraper blade cannot release pressure, which can easily cause damage to the scraper blade and affect the service life of the scraper blade.

[0004] To this end, we propose a suspended central transmission concentrating device. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a suspended central transmission concentrating device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a suspended central transmission concentrating device, including a body, a working bridge is arranged on the top of the body, the bottom end of the working bridge is rotatably connected to a main shaft through a motor, and a mud bucket for storing mud is arranged at the bottom of the body, the bottom end of the main shaft is rotatably connected to the inner wall of the bottom of the mud bucket, both ends of the outer wall of the main shaft are fixedly connected to a mud scraper frame, a plurality of linearly arranged mud scraping plates for scraping mud are arranged at the bottom of the mud scraper frame, a rotating shaft is fixedly connected to the middle position of the top of the mud scraper plate, and rotating rods are fixedly connected to the two ends of the top of the mud scraper plate, the rotating shaft is rotatably connected to the inner wall of the bottom of the mud scraper frame, a plurality of linearly arranged rotating grooves are opened at the bottom of the mud scraper frame, the rotating rod is rotatably connected to the inner wall of the rotating groove, and a sliding hole is arranged at one end of the rotating groove, a buffer groove is arranged at one end of the sliding hole, a buffer assembly for buffering the rotating rod is arranged in the buffer groove, and the buffer assembly includes a reset spring.

[0007] Furthermore, an extrusion block is slidably connected to the inner wall of the rotating groove, and a pressure-bearing rod is slidably connected to the inner wall of the sliding hole. One end of the extrusion block contacts the rotating rod, and the other end of the extrusion block contacts the pressure-bearing rod.

[0008] Furthermore, the rotating groove is an arc-shaped structure, and the two rotating grooves are centrally symmetrical with the axis of the rotating shaft as the center.

[0009] Furthermore, a damping rod providing resistance is arranged on the inner wall of one side of the buffer groove, a connecting disk is fixedly connected to the axial position of one end of the pressure-bearing rod close to the damping rod, and the other end of the damping rod is fixedly connected to the outer wall of the connecting disk.

[0010] Furthermore, the inner wall of the buffer groove away from one end of the connecting disk is provided with a plurality of circumferentially arranged limit slide grooves, the inner wall of the limit slide groove is slidably connected to the limit slider, and one end of the return spring is fixedly connected to the outer wall of one side of the limit slider, and the other end of the return spring is fixedly connected to the inner wall of one side of the limit slide groove.

[0011] Furthermore, the limiting sliding block and the connecting plate are provided with fixing notches on the opposite wall surfaces, openings are provided on opposite sides of the two fixing notches, and the inner walls of the two fixing notches are rotatably connected to the same connecting rotating rod.

[0012] Furthermore, the scraper plate is provided with a plurality of pressure relief holes arranged in a matrix, and the pressure relief holes are columnar grooves with arc-shaped ends at the cross-section.

[0013] Beneficial Effects

[0014] The utility model provides a suspended central transmission concentrating device, which has the following beneficial effects:

[0015] (1) This suspended central transmission concentrator, through the buffer assembly, uses multiple return springs to buffer the pressure on the scraper through the rotating rod, disperses the stress in multiple directions for buffering, improves its buffering effect, protects the scraper, and avoids damage to the scraper due to excessive stress, which affects the service life of the scraper.

[0016] (2) This suspended central transmission concentrating device has a pressure relief hole that is designed to allow water in the body to pass through, thereby preventing the water from exerting excessive pressure on the scraper and causing damage to the scraper. In addition, its arc-shaped design can prevent mud in the body from clogging the pressure relief hole, thereby affecting the flow of water and reducing the pressure on the scraper. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the front view of the utility model;

[0018] Figure 2 This is a cross-sectional view of the utility model;

[0019] Figure 3 This is a cross-sectional view of the scraper blade of the utility model;

[0020] Figure 4 This is a partial cross-sectional view of the mud scraper frame of the utility model;

[0021] Figure 5 For this utility model Figure 4 A magnified view of part A.

[0022] Legend: 1. Machine body; 2. Working bridge; 3. Main shaft; 4. Mud scraper frame; 5. Mud scraper plate; 6. Mud bucket; 7. Pressure relief hole; 8. Rotating shaft; 9. Rotating rod; 10. Rotating groove; 11. Extrusion block; 12. Pressure bearing rod; 13. Connecting plate; 14. Damping rod; 15. Fixed notch; 16. Connecting rotating rod; 17. Limiting slide groove; 18. Limiting slider; 19. Reset spring; 20. Buffer groove. DETAILED DESCRIPTION

[0023] Embodiment 1: A suspended central transmission concentrator, such as Figure 1 , Figure 2 and Figure 3 As shown, it includes a body 1, a working bridge 2 is arranged on the top of the body 1, the bottom end of the working bridge 2 is rotatably connected to the main shaft 3 through a motor, and a mud bucket 6 for storing mud is arranged at the bottom of the body 1, the bottom end of the main shaft 3 is rotatably connected to the inner wall of the bottom of the mud bucket 6, and both ends of the outer wall of the main shaft 3 are fixedly connected to a mud scraper frame 4, and a plurality of linearly arranged mud scraping plates 5 for scraping mud are arranged at the bottom of the mud scraper frame 4, a rotating shaft 8 is fixedly connected to the middle position of the top of the mud scraper plate 5, and both ends of the top of the mud scraper plate 5 are fixedly connected to a rotating rod 9, the rotating shaft 8 is rotatably connected to the inner wall of the bottom of the mud scraper frame 4, a plurality of linearly arranged rotating grooves 10 are opened at the bottom of the mud scraper frame 4, the rotating rod 9 is rotatably connected to the inner wall of the rotating groove 10, and a sliding hole is arranged at one end of the rotating groove 10, and a buffer groove 20 is arranged at one end of the sliding hole, and a buffer component for buffering the rotating rod 9 is arranged in the buffer groove 20, and the buffer component includes a reset spring 19.

[0024] like Figure 4 and Figure 5 As shown, an extrusion block 11 is slidably connected to the inner wall of the rotating groove 10, and a pressure rod 12 is slidably connected to the inner wall of the sliding hole. One end of the extrusion block 11 contacts the rotating rod 9, and the other end of the extrusion block 11 contacts the pressure rod 12.

[0025] The rotating groove 10 is an arc-shaped structure, and the two rotating grooves 10 are centrally symmetrical with the axis of the rotating shaft 8 as the center.

[0026] A damping rod 14 for providing resistance is disposed on the inner wall of one side of the buffer groove 20 . A connecting plate 13 is fixedly connected to one end of the pressure bearing rod 12 near the damping rod 14 axially. The other end of the damping rod 14 is fixedly connected to the outer wall of the connecting plate 13 .

[0027] A plurality of circumferentially arranged limit slots 17 are provided on the inner wall of one end of the buffer slot 20 away from the connecting disk 13, and a limit slider 18 is slidably connected to the inner wall of the limit slot 17, and one end of a return spring 19 is fixedly connected to the outer wall of one side of the limit slider 18, and the other end of the return spring 19 is fixedly connected to the inner wall of one side of the limit slot 17.

[0028] The limiting slider 18 and the connecting plate 13 are both provided with fixing notches 15 on the opposite wall surfaces. The two fixing notches 15 are provided with openings on opposite sides. The inner walls of the two fixing notches 15 are rotatably connected to the same connecting rotating rod 16 .

[0029] In summary, through the buffer assembly, the pressure on the scraper blade 5 is buffered by multiple return springs 19 through the rotating rod 9, and the stress is dispersed in multiple directions for buffering, thereby improving its buffering effect, protecting the scraper blade 5, and avoiding damage to the scraper blade 5 due to excessive stress, which affects the service life of the scraper blade 5.

[0030] like Figure 3 As shown, the scraper blade 5 is provided with a plurality of pressure relief holes 7 arranged in a matrix, and the pressure relief holes 7 are columnar grooves with arc-shaped cross sections at both ends.

[0031] The pressure relief hole 7 is designed to allow water in the machine body 1 to pass through, thereby preventing the water from exerting excessive pressure on the scraper blade 5 and causing damage to the scraper blade 5. The arc-shaped design of the pressure relief hole 7 can prevent mud in the machine body 1 from clogging the pressure relief hole 7 and affecting the water flow to reduce the pressure on the scraper blade 5.

[0032] The working principle of the utility model is as follows: when scraping mud, the motor on the main shaft 3 drives the main shaft 3 and the scraping frame 4 thereon to rotate, and the scraping plate 5 at the bottom of the scraping frame 4 can scrape mud, and the mud can exert pressure on the scraping plate 5. The scraping plate 5 can be deflected by rotating the rotating rod 9 in the rotating groove 10 under the pressure, and the rotating rod 9 drives the pressure-bearing rod 12 to slide in the sliding hole through the extrusion block 11 when it rotates, and the movement of the pressure-bearing rod 12 can drive the connecting plate 13 to move, and the connecting plate 13 drives the connecting rotating rod 16 thereon to rotate through the fixed notch 15, and the rotation of the connecting rotating rod 16 can drive the limiting sliding block 18 to slide in the limiting sliding groove 17 through the fixed notch 15 at the other end, and squeeze the reset spring 19 therein, and buffer the stress through the contraction of the reset spring 19, and the damping rod 14 is squeezed and contracted by the connecting plate 13 to generate resistance to absorb the elastic potential energy generated when the reset spring 19 contracts.

[0033] 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 suspended central transmission concentrator, comprising a body (1), characterized in that: A working bridge (2) is arranged on the top of the machine body (1), and the bottom end of the working bridge (2) is rotatably connected to a main shaft (3) via a motor, and a mud bucket (6) for storing mud is arranged on the bottom of the machine body (1), and the bottom end of the main shaft (3) is rotatably connected to the inner wall of the bottom of the mud bucket (6), and both ends of the outer wall of the main shaft (3) are fixedly connected to a mud scraping frame (4), and a plurality of linearly arranged mud scraping plates (5) for scraping mud are arranged at the bottom end of the mud scraping frame (4), and a rotating shaft (8) is fixedly connected to the middle position of the top of the mud scraping plate (5). The two ends of the top of the scraper blade (5) are fixedly connected with a rotating rod (9), the rotating shaft (8) is rotatably connected to the inner wall of the bottom of the scraper frame (4), the bottom of the scraper frame (4) is provided with a plurality of linearly arranged rotating grooves (10), the rotating rod (9) is rotatably connected to the inner wall of the rotating groove (10), one end of the rotating groove (10) is provided with a sliding hole, one end of the sliding hole is provided with a buffer groove (20), a buffer component for buffering the rotating rod (9) is provided in the buffer groove (20), and the buffer component includes a reset spring (19).

2. The suspended central transmission concentrator according to claim 1, characterized in that: The inner wall of the rotating groove (10) is slidably connected to an extrusion block (11), and the inner wall of the sliding hole is slidably connected to a pressure rod (12); one end of the extrusion block (11) contacts the rotating rod (9), and the other end of the extrusion block (11) contacts the pressure rod (12).

3. The suspended central transmission concentrator according to claim 2, characterized in that: The rotating groove (10) is an arc-shaped structure, and the two rotating grooves (10) are centrally symmetrical with the axis of the rotating shaft (8) as the center.

4. The suspended central transmission concentrator according to claim 3 is characterized in that: A damping rod (14) for providing resistance is arranged on the inner wall of one side of the buffer groove (20); a connecting plate (13) is fixedly connected to one end of the pressure bearing rod (12) near the damping rod (14) in an axial position; and the other end of the damping rod (14) is fixedly connected to the outer wall of the connecting plate (13).

5. The suspended central transmission concentrator according to claim 4, characterized in that: The inner wall of the buffer groove (20) at one end away from the connecting plate (13) is provided with a plurality of circumferentially arranged limiting sliding grooves (17), the inner wall of the limiting sliding groove (17) is slidably connected to the limiting slider (18), and one end of the return spring (19) is fixedly connected to the outer wall of one side of the limiting slider (18), and the other end of the return spring (19) is fixedly connected to the inner wall of one side of the limiting sliding groove (17).

6. The suspended central transmission concentrator according to claim 5, characterized in that: The limiting slider (18) and the connecting plate (13) are both provided with fixing notches (15) on the opposite wall surfaces, the two fixing notches (15) are provided with openings on opposite sides, and the inner walls of the two fixing notches (15) are rotatably connected to the same connecting rotating rod (16).

7. The suspended central transmission concentrator according to claim 1, characterized in that: The scraper blade (5) is provided with a plurality of pressure relief holes (7) arranged in a matrix, and the pressure relief holes (7) are columnar grooves with arc-shaped cross sections at both ends.

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