A screening device for tea processing

Abstract

The present invention belongs to the technical field of tea processing, in particular to a screening device for tea processing, comprising a frame, load-bearing plates are vertically welded at the edge positions on both sides of the upper surface of the frame, and a support seat is fixedly installed on the upper surface of the frame, a plurality of groups of springs are evenly fixedly installed on the upper surface of the support seat, the upper end positions of the plurality of groups of springs are fixedly connected with the same group of pads, a shell is slidably installed on the upper surface of the pad, a drawer is slidably installed between the bottom of the front wall and the internal position of the shell, a top cover is arranged on the upper surface of the shell, and a screening cover is arranged inside the shell; the present invention can reduce the loss of tea leaves due to force impact, and has excellent protective effect, the screening mechanism can vibrate in the vertical direction, exert force on the tea leaves to prevent clogging, and at the same time, a horizontal force can be exerted on the screening mechanism, so that the tea leaves are stirred in the screening space to accelerate the screening of impurities and the horizontal adjustment has high accuracy.

Description

Technical Field

[0001] The invention relates to the technical field of tea processing, and in particular to a screening device for tea processing. Background Art

[0002] During the tea processing process, screening devices are required to screen out tea foam impurities or some tea leaves roots and other impurities based on mechanical screening. This is one of the indicators to ensure the quality and specifications of tea. Screening devices are commonly used in the tea refining process.

[0003] When in use, the existing screening device cannot reduce the loss of tea leaves caused by force impact, and the screening mechanism cannot vibrate in the vertical direction, affecting the anti-blocking effect. At the same time, horizontal force cannot be applied to the screening mechanism, causing the tea leaves to be stirred in the screening space, resulting in low screening efficiency of impurities. In order to solve the above problems, a screening device for tea processing is proposed in the present application. Summary of the invention

[0004] 1. Purpose of the invention

[0005] In order to solve the technical problems existing in the background technology, the present invention proposes a screening device for tea processing, which can reduce the loss of tea leaves caused by force impact and has excellent protective effect. The screening mechanism can vibrate in the vertical direction to apply force to the tea leaves to prevent blockage. At the same time, horizontal force can be applied to the screening mechanism to stir the tea leaves in the screening space to accelerate the screening of impurities and the horizontal adjustment has high accuracy.

[0006] (II) Technical solution

[0007] In order to solve the above problems, the present invention provides a screening device for tea processing, comprising a frame, load-bearing plates are vertically welded at the edge positions on both sides of the upper surface of the frame, and a support seat is fixedly installed on the upper surface of the frame, a plurality of groups of springs are evenly fixedly installed on the upper surface of the support seat, the upper end positions of the plurality of groups of springs are fixedly connected with the same group of pads, a shell is slidably installed on the upper surface of the pad, a drawer is slidably installed between the bottom of the front wall and the internal position of the shell, and a top cover is arranged on the upper surface of the shell, a screening cover is arranged inside the shell, a sieve plate is vertically welded at the bottom of the screening cover, and a sponge layer is fixedly installed on the inner surface of the screening cover, and the inner wall positions on both sides of the shell are fixedly connected with the upper end positions of the plurality of groups of springs. A positioning block is welded on each of the two positions, a fixing frame is vertically welded on the outer wall of one side of the load-bearing plate, and a motor is fixedly installed on the middle position of the outer wall of the side away from the load-bearing plate by the fixing frame, the motor is vertically movably penetrated and connected with a screw rod through the middle position of one side wall of the fixing frame, and a sliding sleeve is threadedly sleeved on the outer surface of the screw rod, a load-bearing rod is welded on the front surface of the sliding sleeve, a slide plate is vertically fixedly connected to the middle position of the outer wall of the side of the shell away from the load-bearing rod, a fixing cover is vertically welded between the outer walls of both sides of the load-bearing plate on the other side, rubber layers are fixedly installed on the top and bottom positions of the inner wall of the fixing cover, and clips are fixedly installed on one side of the outer surfaces of two groups of rubber layers close to each other.

[0008] Preferably, the support seat is a concave structure, and the support seat is fixedly installed between the two groups of the load-bearing plates, the pad is vertically slidably installed between the inner wall positions on both sides of the support seat, and the shell is arranged above the frame.

[0009] Preferably, a handle is welded at the middle position of the upper surface of the top cover, and a clamping frame is vertically welded between the edge positions around the lower surface of the top cover, a slot matching the clamping frame is opened at the top of the shell, and the top cover is movably connected to the shell through the clamping frame and the slot, the outer surface of the screening cover is in contact with the inner surface of the shell, and the upper surface of the screening cover is in contact with the lower surface of the top cover.

[0010] Preferably, the positioning blocks are arranged above the drawer, the angle between the two groups of positioning blocks is one hundred and thirty-five degrees, and the longitudinal section of the positioning blocks is a right-angled trapezoid, and the sieve plate is movably installed between the upper surface positions of the two groups of positioning blocks.

[0011] Preferably, the end of the screw away from the motor is vertically movably connected to a side wall of the load-bearing plate, the load-bearing rod is arranged parallel to the front of the screw, and the load-bearing rod is vertically movably installed between the outer wall positions on both sides of the adjacent load-bearing plates, and the end of the load-bearing rod away from the motor is vertically fixedly installed in the middle position of the outer wall of one side of the shell.

[0012] Preferably, the slide plate is slidably mounted between the two groups of clips, and the slide plate is vertically slidably mounted between the front and rear positions of the inner wall of the fixed cover.

[0013] The above technical solution of the present invention has the following beneficial technical effects:

[0014] 1. The screening cover and the sieve plate are combined into an inner shell structure to provide support for the screening of tea leaves. The sponge layer is wrapped around as a cushion layer to reduce the loss of tea leaves due to force impact. The positioning block is used to provide support for the installation of the inner shell structure and a V-shaped impurity transmission area to improve the collection rate of impurities. The pad installed by the spring on the support seat is placed on the lower surface of the screening mechanism to provide connection support between it and the load-bearing frame. The elastic deformation of the spring allows the screening mechanism to vibrate in the vertical direction to apply force to the tea leaves to prevent clogging.

[0015] 2. The screw is driven to rotate. At this time, the sleeve drives the load-bearing rod to move horizontally along the screw under the action of the threaded connection, thereby driving the shell fixed by the load-bearing rod to move back and forth in the horizontal direction, thereby exerting a force on the screening mechanism, so that the tea leaves are stirred in the screening space to accelerate the screening of impurities, and cooperate with the slide plate to move between the two sets of clips installed by the rubber layer in the fixed cover to ensure the accuracy of the horizontal adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view of the present invention;

[0017] Figure 2 is a cross-sectional view of the present invention;

[0018] Figure 3 It is a partial top view of the present invention;

[0019] Figure 4 It is a side view of A in the present invention.

[0020] In the figure: 1 frame, 2 load-bearing plate, 3 support seat, 4 spring, 5 pad, 6 shell, 7 drawer, 8 top cover, 9 screening cover, 10 sieve plate, 11 sponge layer, 12 positioning block, 13 fixing frame, 14 motor, 15 screw, 16 sliding sleeve, 17 load-bearing rod, 18 slide plate, 19 fixing cover, 20 rubber layer, 21 clip. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the present invention clearer, the present invention is further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present invention. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present invention.

[0022] like Figure 1-4 As shown, a screening device for tea processing proposed by the present invention comprises a frame 1, load-bearing plates 2 are vertically welded to the edge positions on both sides of the upper surface of the frame 1, and a support seat 3 is fixedly installed on the upper surface of the frame 1, a plurality of groups of springs 4 are evenly fixedly installed on the upper surface of the support seat 3, the upper ends of the plurality of groups of springs 4 are fixedly connected with the same group of pads 5, a shell 6 is slidably installed on the upper surface of the pad 5, a drawer 7 is slidably installed between the bottom of the front wall and the inner position of the shell 6, and a top cover 8 is arranged on the upper surface of the shell 6, a screening cover 9 is arranged inside the shell 6, a sieve plate 10 is vertically welded to the bottom of the screening cover 9, and a sponge layer 11 is fixedly installed on the inner surface of the screening cover 9, positioning blocks 12 are welded to the inner wall positions on both sides of the shell 6, and the positions of the positions of the positions of the positions of the positions of the positions of the positions of the positions of the positions of the positions of the positions of the positions of the positions of the positions A fixing frame 13 is vertically welded to the outer wall of one side of the load-bearing plate 2, and a motor 14 is fixedly installed at the middle position of the outer wall of the fixing frame 13 away from the load-bearing plate 2, the motor 14 is vertically movably penetrated and connected with a screw rod 15 through the middle position of the one side wall of the fixing frame 13, and a sliding sleeve 16 is threadedly sleeved on the outer surface of the screw rod 15, and a load-bearing rod 17 is welded on the front surface of the sliding sleeve 16, a slide plate 18 is vertically fixedly connected to the middle position of the outer wall of the shell 6 away from the load-bearing rod 17, and a fixing cover 19 is vertically welded between the outer walls of both sides of the load-bearing plate 2 on the other side, rubber layers 20 are fixedly installed at the top and bottom positions of the inner wall of the fixing cover 19, and clips 21 are fixedly installed at one side of the outer surfaces of the two groups of rubber layers 20 close to each other.

[0023] In the present invention, the support seat 3 is a concave structure, and the support seat 3 is fixedly installed between two sets of load-bearing plates 2, the pad 5 is vertically slidably installed between the inner wall positions on both sides of the support seat 3, and the shell 6 is arranged above the frame 1.

[0024] In the present invention, a handle is welded at the middle position of the upper surface of the top cover 8, and a clamping frame is vertically welded between the edges of the four sides of the lower surface of the top cover 8. A card slot that fits the clamping frame is opened on the top of the shell 6, and the top cover 8 is movably connected to the shell 6 through the clamping frame and the card slot. The outer surface of the screening cover 9 is in contact with the inner surface of the shell 6, and the upper surface of the screening cover 9 is in contact with the lower surface of the top cover 8.

[0025] In the present invention, the positioning block 12 is arranged above the drawer 7, the angle between the two groups of positioning blocks 12 is one hundred and thirty-five degrees, and the longitudinal section of the positioning block 12 is a right-angled trapezoid, and the sieve plate 10 is movably installed between the upper surface positions of the two groups of positioning blocks 12.

[0026] In the present invention, one end of the screw rod 15 away from the motor 14 is vertically movably connected to a side wall position of the load-bearing plate 2, and the load-bearing rod 17 is arranged parallel to the front of the screw rod 15, and the load-bearing rod 17 is vertically movably installed between the outer wall positions on both sides of the adjacent load-bearing plates 2, and the end of the load-bearing rod 17 away from the motor 14 is vertically fixedly installed in the middle position of the outer wall of one side of the shell 6.

[0027] In the present invention, the slide plate 18 is slidably installed between the two groups of clips 21 , and the slide plate 18 is vertically slidably installed between the front and rear positions of the inner wall of the fixed cover 19 .

[0028] Working principle: When in use, the frame 1 and the load-bearing plate 2 are combined into the load-bearing frame of the device, providing installation support for the screening mechanism, the shell 6 and the top cover 8 are combined into the screening mechanism, providing a screening and processing space for tea leaves, the screening cover 9 and the sieve plate 10 are combined into the inner shell structure, providing screening support for tea leaves, and the sponge layer 11 is wrapped around as a cushion layer to reduce the loss of tea leaves due to force impact, and the positioning block 12 is used to provide installation support for the inner shell structure and provide a V-shaped impurity transmission area to improve the collection rate of impurities. The screened tea foam impurities and tea leaves roots fall into the drawer 7 for collection, and the pad 5 installed by the spring 4 on the support seat 3 is placed on the lower surface of the screening mechanism to provide a space between it and the load-bearing frame. The connection support and the elastic deformation of the spring 4 allow the screening mechanism to vibrate in the vertical direction, exerting a force on the tea leaves to prevent clogging. The motor 14 installed by the fixed frame 13 is used as a driving structure to realize the operation of the horizontal transfer structure. The screw 15 is driven to rotate. At this time, the sleeve 16 drives the load-bearing rod 17 to move horizontally along the screw 15 under the action of the threaded connection, thereby driving the shell 6 fixed by the load-bearing rod 17 to move back and forth in the horizontal direction, thereby exerting a force on the screening mechanism, so that the tea leaves are stirred in the screening space to accelerate the screening of impurities, and cooperate with the slide plate 18 to move between the two sets of clips 21 installed by the rubber layer 20 in the fixed cover 19 to ensure the accuracy of the horizontal adjustment.

[0029] The basic principles, main features and advantages of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which shall fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A screening device for tea processing, comprising a frame (1), characterized in that: The upper edge positions of both sides of the upper surface of the frame (1) are vertically welded with load-bearing plates (2), and a support seat (3) is fixedly installed on the upper surface of the frame (1). A plurality of groups of springs (4) are evenly fixedly installed on the upper surface of the support seat (3). The upper ends of the plurality of groups of springs (4) are fixedly connected with the same group of pads (5). A shell (6) is slidably installed on the upper surface of the pads (5). A drawer (7) is slidably installed between the bottom of the front wall and the inner position of the shell (6), and a top cover (8) is arranged on the upper surface of the shell (6). A screening cover (9) is arranged inside the shell (6), a sieve plate (10) is vertically welded on the bottom of the screening cover (9), and a sponge layer (11) is fixedly installed on the inner surface of the screening cover (9). Positioning blocks (12) are welded on the inner wall positions of both sides of the shell (6), and the load-bearing plate (2) on one side is located. A fixing frame (13) is vertically welded to the outer wall of one side of the housing (6), and a motor (14) is fixedly installed at the middle position of the outer wall of the fixing frame (13) away from the load-bearing plate (2). The motor (14) is vertically movably penetrated and connected with a screw rod (15) through the middle position of the one side wall of the fixing frame (13), and a sliding sleeve (16) is threadedly sleeved on the outer surface of the screw rod (15), and a load-bearing rod (17) is welded to the front surface of the sliding sleeve (16). A sliding plate (18) is vertically fixedly connected to the middle position of the outer wall of the one side of the housing (6) away from the load-bearing rod (17), and a fixing cover (19) is vertically welded between the outer walls of both sides of the load-bearing plate (2) on the other side. Rubber layers (20) are fixedly installed at the top and bottom positions of the inner wall of the fixing cover (19), and clamping pieces (21) are fixedly installed at the outer surface positions of two groups of rubber layers (20) close to each other.

2. A screening device for tea processing according to claim 1, characterized in that: The support seat (3) is a concave structure, and the support seat (3) is fixedly installed between the two groups of the load-bearing plates (2), the pad (5) is vertically slidably installed between the inner wall positions on both sides of the support seat (3), and the shell (6) is arranged above the frame (1).

3. A screening device for tea processing according to claim 1, characterized in that: A handle is welded at the middle position of the upper surface of the top cover (8), and a clamping frame is vertically welded between the edges of the lower surface of the top cover (8). A slot that fits the clamping frame is opened at the top of the shell (6), and the top cover (8) is movably connected to the shell (6) through the clamping frame and the slot. The outer surface of the screening cover (9) contacts the inner surface of the shell (6), and the upper surface of the screening cover (9) contacts the lower surface of the top cover (8).

4. A screening device for tea processing according to claim 1, characterized in that: The positioning blocks (12) are arranged above the drawer (7), the angle between the two groups of positioning blocks (12) is one hundred and thirty-five degrees, and the longitudinal cross-section of the positioning blocks (12) is a right-angled trapezoid, and the sieve plate (10) is movably installed between the upper surface positions of the two groups of positioning blocks (12).

5. A screening device for tea processing according to claim 1, characterized in that: The end of the screw rod (15) away from the motor (14) is vertically movably connected to a side wall position of the load-bearing plate (2), the load-bearing rod (17) is arranged in parallel in front of the screw rod (15), and the load-bearing rod (17) is vertically movably installed between the outer wall positions on both sides of the adjacent load-bearing plates (2), and the end of the load-bearing rod (17) away from the motor (14) is vertically fixedly installed in the middle position of the outer wall of one side of the shell (6).

6. A screening device for tea processing according to claim 1, characterized in that: The slide plate (18) is slidably mounted between the two groups of clips (21), and the slide plate (18) is vertically slidably mounted between the front and rear positions of the inner wall of the fixed cover (19).

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