High-frequency vibration dewatering screen with adjustable inclination angle

Abstract

The utility model discloses a high-frequency vibration dewatering screen with an adjustable inclination angle, which belongs to the technical field of material dewatering equipment, and comprises a support frame, an inclined outer frame is arranged above the support frame, a screen plate is arranged in the outer frame, joint shaft levers which are coaxially arranged are fixed at two ends of the screen plate, a locking component is arranged on one joint shaft lever, and a locking component is arranged on the other joint shaft lever. A plurality of symmetrically-distributed springs are arranged between the outer frame and the supporting frame, and the two ends of each spring are fixed to the bottom face of the outer frame and the top face of the supporting frame respectively; the inclination angle of the sieve plate can be adjusted through the locking assembly, so that the sieve plate can be adjusted at multiple angles, the residence time and the movement track of materials on the sieve can be flexibly controlled, the screening efficiency is optimized, the materials with different properties and particle sizes can be treated, diversified production requirements are met, and the production cost is reduced. And meanwhile, the proper inclination angle is beneficial for the materials to form a stable material layer on the screen surface, so that water is more effectively separated from the materials, and the dehydration effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to material dehydration equipment technical field, concretely relates to a high frequency vibration dehydration screen with adjustable inclination. BACKGROUND

[0002] With the development of coal industry and the improvement of coal mining mechanization, the content of fine particles in raw coal is increasing, the content of slime in product is also increasing sharply, and the moisture is increased, which brings difficulties to slime recovery and dehydration, and the one-time investment of slime water treatment system is large, the high frequency vibration dehydration screen is developed for economically and effectively recovering slime and dehydrating product, compared with the disc vacuum filter, the settlement type filter centrifugal dehydrator and the horizontal settlement centrifugal dehydrator, has the advantages of simple structure, low cost, convenient maintenance, large processing capacity, simple process system, low cost of recovering slime and the like.

[0003] For example, Chinese patent publication No. CN207881395U discloses a high frequency vibration dehydration screen device, which comprises a device body, a feeding port is formed in the top of the device body, a heating box is fixedly connected to the top of the device body, a heater is fixedly connected to the inner top wall of the heating box, a fan is fixedly connected to the left side of the heating box, a connecting pipe is fixedly connected to the air inlet of the fan, and the end of the connecting pipe away from the fan is communicated with the upper end of the right side of the heating box. The high frequency vibration dehydration screen device can transport the hot air flow in the heating box to the inside of the device body under the action of the fan, improve the temperature in the device body, dry the water in the slime, improve the drying efficiency, and effectively separate the water in the slime under the action of the vibrator. By inclining the bottom of the screen box, the dehydrated slime can be effectively guided out of the device body by the guide plate for collection.

[0004] The device in the above application is inconvenient to adjust the inclination angle of the screen box during use, so it is inconvenient to adjust the flow speed of the coal particles in the screen box according to the diameter of the coal particles in the slime, the dehydration effect of the coal particles with different diameters is poor, and the overall use effect is affected.

[0005] Therefore, a high frequency vibration dehydration screen with adjustable inclination is needed to solve the problems in the above background. Utility model content

[0006] The utility model aims at providing a high frequency vibration dehydration screen with adjustable inclination to solve the problems in the above background.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a high frequency vibration dewatering screen of adjustable inclination, support frame is provided with the outer frame of inclined arrangement on the top, the outer frame is provided with the screen plate in, both ends of screen plate all are fixed with coaxial arrangement joint axle rod, one of joint axle rod is provided with locking assembly, a plurality of spring of symmetrical distribution is provided between outer frame and support frame, both ends of spring are fixed with the bottom surface of outer frame and the top surface of support frame respectively, a plurality of symmetrical distribution support leg is fixed on the bottom end side surface of support frame, support rod is fixed between two support legs, the exciter is fixed on support rod, and the output end of exciter is fixed with outer frame.

[0008] It is worth mentioning in the scheme that the locking assembly comprises an outer sleeve fixed to the outer side wall of the outer frame and sleeved on the outside of one of the joint shaft rods, a lug plate is fixed to the outer side wall of the outer frame, a threaded rod is threadedly connected in the lug plate, a plurality of annularly distributed triangular teeth b are fixed to the side surface of the joint shaft rod located in the outer sleeve, an arc plate is fixed to the bottom end of the threaded rod, and a plurality of triangular teeth a adapted to be engaged with the triangular teeth b are fixed to the bottom end of the arc plate.

[0009] It is further worth mentioning that a sliding groove is formed in the outer side wall of the outer frame along the length direction of the threaded rod, and a guide rod is fixed to the side surface of the arc plate and adapted to slide in the sliding groove.

[0010] It is further worth mentioning that a rotating head is fixed to the end of the threaded rod away from the arc plate, and a plurality of annularly distributed convex ribs are arranged on the side surface of the rotating head.

[0011] As a preferred embodiment, a notch is formed in the side surface of the outer sleeve to avoid the arc plate.

[0012] As a preferred embodiment, a discharging chute is arranged above the higher end of the outer frame.

[0013] As a preferred embodiment, the higher end of the screen plate is provided as an arc end, and the inner side surface of the higher end of the outer frame is provided as an arc surface adapted to slide with the higher end of the screen plate.

[0014] Compared with the prior art, the high frequency vibration dewatering screen with adjustable inclination provided by the utility model has at least the following beneficial effects:

[0015] When different materials are subjected to vibration dewatering treatment, the locking assembly is arranged to adjust the inclination angle of the screen plate, so that the screen plate can be adjusted at multiple angles, the locking stability of the screen plate is higher, and the locking and unlocking operations of the screen plate are convenient and easy to operate, so that the residence time and movement track of the material on the screen can be flexibly controlled, thereby optimizing the screening efficiency; when the inclination angle of the screen plate is increased, the movement speed of the material on the screen plate is accelerated, and the screen plate is suitable for processing materials easy to screen; and when the inclination angle is reduced, the residence time of the material on the screen plate is prolonged, which is beneficial to the full screening and dewatering of fine-grained materials, thereby enhancing the adaptability and flexibility of the overall device, enabling it to process materials of different properties and particle sizes, meeting diversified production needs, and the adapted inclination angle helps the material form a stable material layer on the screen surface, so that the water is more effectively separated from the material, and the dewatering effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a whole front view structure schematic view of the utility model;

[0018] Figure 3 It is a outer frame internal structure schematic view of the utility model;

[0019] Figure 4 It is Figure 3 It is an enlarged structure schematic view of A place in the middle;

[0020] Figure 5 It is an arc surface end structure schematic view of the utility model;

[0021] Figure 6 It is Figure 5 It is an enlarged structure schematic view of B place in the middle;

[0022] Figure 7 It is a locking assembly partial structure schematic view of the utility model.

[0023] In the drawing: 1, locking assembly; 101, arc plate; 102, triangular tooth a; 103, threaded rod; 104, guide rod; 105, rotating head; 106, convex rib; 107, convex plate; 108, sliding groove; 109, notch; 110, external sleeve; 111, triangular tooth b; 2, outer frame; 3, screen plate; 4, support frame; 5, discharging chute; 6, supporting leg rod; 7, spring; 8, exciter; 9, supporting rod; 10, joint shaft rod; 11, arc surface end. DETAILED DESCRIPTION

[0024] The utility model will be further described in combination with examples.

[0025] Please refer to Figures 1-7The utility model provides a high frequency vibration dewatering screen of adjustable inclination, including support frame 4, the top of support frame 4 is provided with the outer frame 2 of inclined arrangement, is provided with the screen plate 3 in the outer frame 2, both ends of screen plate 3 are all fixed with the coaxial arrangement joint axle rod 10, and one joint axle rod 10 is provided with locking assembly 1, a plurality of symmetrical distribution springs 7 are arranged between the outer frame 2 and support frame 4, and both ends of spring 7 are fixed with the bottom surface of outer frame 2 and the top surface of support frame 4 respectively, a plurality of symmetrical distribution support leg rods 6 are fixed on the bottom end side surface of support frame 4, and the support leg rod 6 between fixed with support rod 9, and the output end of exciter 8 is fixed with outer frame 2, when using, the material to be handled is sent to the top end side surface of screen plate 3, and exciter 8 is started to work, and screen plate 3 is driven to high frequency shaking through the cooperation of exciter 8 and a plurality of springs 7, and the moisture attached on the material particle on screen plate 3 leaks through a plurality of screen holes on screen plate 3, to make the material on screen plate 3 vibrate and dewater, when vibrating and dewatering different materials, the inclination of screen plate 3 can be adjusted through the locking assembly 1 set, makes screen plate 3 can multi-angle adjustment, thereby can flexibly control the residence time and movement track of material on screen, to optimize screening efficiency, when the inclination of screen plate 3 increases, the movement speed of material on screen plate 3 accelerates, is applicable to the material of easy screening, and when the inclination reduces, the residence time of material on screen plate 3 extends, is favorable to the full screening and dewatering of fine material, to enhance the adaptability and flexibility of overall device, makes it can handle different nature and granularity material, satisfies the diversified production demand, and the inclination of adaptation helps material to form stable material layer on screen surface, makes moisture more effectively separate from material, improves dewatering effect.

[0026] Further as Figure 2 , Figure 4 , Figure 6 And Figure 7As shown, it is worth mentioning that the locking assembly 1 includes an outer sleeve 110 fixed to the outer wall of the outer frame 2 and sleeved on the outside of one of the joint shafts 10, a convex plate 107 is fixed on the outer wall of the outer frame 2, and a threaded rod 103 is connected to the inner thread of the convex plate 107. A plurality of triangular teeth b111 distributed in an annular pattern are fixed on the side of the joint shaft 10 located in the outer sleeve 110, and an arc plate 101 is fixed to the bottom end of the threaded rod 103, and a plurality of triangular teeth a102 that are matched with the triangular teeth b111 are fixed to the bottom end of the arc plate 101; in specific operation, by screwing up the threaded rod 103, The arc plate 101 is away from the joint shaft 10, thereby releasing the lock of the sieve plate 3, so that the inclination angle of the sieve plate 3 can be adjusted by the two joint shafts 10. After the angle of the sieve plate 3 is adjusted, the threaded rod 103 is screwed down, and the threaded rod 103 drives the triangular teeth a102 on the arc plate 101 to be pressed between two adjacent triangular teeth b111, so that the stable locking of the joint shaft 10 is achieved through the cooperation of multiple triangular teeth a102 and multiple triangular teeth b111, and the inclination angle adjustment of the sieve plate 3 is completed, so that the locking stability of the sieve plate 3 is higher, and the locking and unlocking operations of the sieve plate 3 are convenient and easy to operate.

[0027] Further as Figure 4 and Figure 7 As shown, it is worth mentioning that a sliding groove 108 is provided on the outer wall of the outer frame 2 and is arranged along the length direction of the threaded rod 103, and a guide rod 104 that is slidably adapted to the sliding groove 108 is fixed on the side of the arc plate 101; during specific operation, the arc plate 101 drives the guide rod 104 to slide in the sliding groove 108, thereby guiding and limiting the movement of the arc plate 101 through the cooperation of the guide rod 104 and the sliding groove 108, thereby ensuring the smooth movement of the arc plate 101.

[0028] The scheme has the following working process: the material to be treated is sent to the top side of the sieve plate 3, the exciter 8 is started to work, the sieve plate 3 is driven to high-frequency vibration through the cooperation of the exciter 8 and the plurality of springs 7, the moisture attached to the material particles on the sieve plate 3 leaks out through the plurality of sieve holes on the sieve plate 3, so that the material on the sieve plate 3 is subjected to vibration dewatering treatment, when different materials are subjected to vibration dewatering treatment, the upper screw rod 103 is rotated to move the arc plate 101 away from the joint shaft 10, thereby releasing the locking of the sieve plate 3, so that the inclination angle of the sieve plate 3 can be adjusted through the two joint shafts 10, after the angle of the sieve plate 3 is adjusted, the lower screw rod 103 is rotated, the triangular teeth a 102 on the arc plate 101 are pressed into the adjacent two triangular teeth b 111, thereby realizing the stable locking of the joint shaft 10 through the cooperation of the plurality of triangular teeth a 102 and the plurality of triangular teeth b 111, completing the inclination angle adjustment of the sieve plate 3, so that the sieve plate 3 can be adjusted at multiple angles, and the residence time and movement track of the material on the sieve plate can be flexibly controlled, so that materials of different properties and particle sizes can be treated.

[0029] Further as shown in Figure 4 , it is worth noting that the end of the threaded rod 103 away from the arc plate 101 is fixed with a rotating head 105, and the side surface of the rotating head 105 is provided with a plurality of annularly distributed ribs 106.

[0030] Further as shown in Figure 4 , it is worth noting that the side surface of the outer sleeve 110 is provided with a slot 109 for avoiding the arc plate 101.

[0031] Further as shown in Figure 1 , it is worth noting that the higher end of the outer frame 2 is provided with a feeding chute 5; in specific operation, the feeding chute 5 can be connected with a belt conveyor, the belt conveyor conveys the material into the feeding chute 5, and then the material is sent to the sieve plate 3 for vibration dewatering treatment.

[0032] Further as shown in Figure 1 and Figure 3 , it is worth noting that the higher end of the sieve plate 3 is provided with an arc surface end 11, and the inner side of the higher end of the outer frame 2 is provided with an arc surface which is slidingly matched with the higher end of the sieve plate 3; in specific operation, when the angle of the sieve plate 3 is adjusted, the arc surface end 11 at the end of the sieve plate 3 and the arc surface side wall of the outer frame 2 are matched and slid, thereby improving the smoothness of the angle adjustment of the sieve plate 3, and avoiding the problem of material leakage between the end of the sieve plate 3 and the outer frame 2.

[0033] In summary: in the vibration dewatering treatment of different materials, the locking assembly 1 can adjust the inclination angle of the screen plate 3, so that the screen plate 3 can be adjusted at multiple angles, thereby flexibly controlling the residence time and movement track of the material on the screen, thereby optimizing the screening efficiency. When the inclination angle of the screen plate 3 increases, the movement speed of the material on the screen plate 3 increases, which is suitable for processing easily screened materials. When the inclination angle decreases, the residence time of the material on the screen plate 3 is prolonged, which is beneficial to the full screening and dewatering of fine-grained materials, thereby enhancing the adaptability and flexibility of the overall device, enabling it to process materials of different properties and particle sizes, meeting diversified production needs, and the adaptive inclination angle helps the material form a stable material layer on the screen surface, making the water more effectively separated from the material, improving the dewatering effect.

[0034] The exciter 8 can be purchased on the market, and the exciter 8 is provided with a power supply, which belongs to mature technology in the field and has been fully disclosed, so the description is not repeated here.

Claims

1. A high-frequency vibration dewatering screen with adjustable inclination, comprising a support frame (4), characterized in that: An outer frame (2) arranged in an inclined manner is provided above the support frame (4), a sieve plate (3) is provided in the outer frame (2), and a coaxially arranged joint shaft (10) is fixed at both ends of the sieve plate (3), one of the joint shafts (10) is provided with a locking assembly (1), a plurality of symmetrically distributed springs (7) are provided between the outer frame (2) and the support frame (4), the two ends of the spring (7) are respectively fixed to the bottom surface of the outer frame (2) and the top surface of the support frame (4), a plurality of symmetrically distributed support leg rods (6) are fixed on the side surface of the bottom end of the support frame (4), a support rod (9) is fixed between two of the support leg rods (6), an exciter (8) is fixed on the support rod (9), and the output end of the exciter (8) is fixed to the outer frame (2).

2. The high-frequency vibration dewatering screen with adjustable inclination according to claim 1, characterized in that: The locking assembly (1) includes an external sleeve (110) fixed to the outer wall of the outer frame (2) and sleeved on the outside of one of the joint shafts (10); a convex plate (107) is fixed on the outer wall of the outer frame (2); the convex plate (107) is internally threadedly connected to a threaded rod (103); a plurality of triangular teeth b (111) distributed in an annular shape are fixed on the side surface of the joint shaft (10) located in the external sleeve (110); an arc plate (101) is fixed to the bottom end of the threaded rod (103); and a plurality of triangular teeth a (102) that are engaged with the triangular teeth b (111) are fixed to the bottom end of the arc plate (101).

3. The high-frequency vibration dewatering screen with adjustable inclination according to claim 2, characterized in that: A sliding groove (108) arranged along the length direction of the threaded rod (103) is provided on the outer side wall of the outer frame (2), and a guide rod (104) slidingly adapted to the sliding groove (108) is fixed on the side surface of the arc plate (101).

4. The high-frequency vibration dewatering screen with adjustable inclination according to claim 3, characterized in that: A screw head (105) is fixed on one end of the threaded rod (103) away from the arc-shaped plate (101), and a plurality of convex ribs (106) distributed in an annular shape are provided on the side surface of the screw head (105).

5. The high-frequency vibration dewatering screen with adjustable inclination according to claim 2, characterized in that: A notch (109) for avoiding the arc-shaped plate (101) is provided on the side surface of the external sleeve (110).

6. The high-frequency vibration dewatering screen with adjustable inclination according to claim 1, characterized in that: A material discharge chute (5) is provided above the higher end of the outer frame (2).

7. The high-frequency vibration dewatering screen with adjustable inclination according to claim 6, characterized in that: The higher end of the sieve plate (3) is configured as a curved surface end (11), and the inner side surface of the higher end of the outer frame (2) is configured as a curved surface that is slidably matched with the higher end of the sieve plate (3).

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