Screening and feeding device for gypsum powder

Abstract

The utility model relates to the technical field of gypsum powder processing, and discloses a screening and feeding device for gypsum powder, which comprises a feeding funnel, a funnel cover and a supporting table, the funnel cover is sleeved at the top end of the feeding funnel, the top end of the funnel cover is communicated with an L-shaped conveying pipe, an L-shaped fixing plate is fixedly mounted on the outer wall of the L-shaped conveying pipe, and the L-shaped fixing plate is fixed on the supporting table. A motor is fixedly installed at the top end of the L-shaped fixing plate, a rotating shaft is fixedly installed at the output end of the motor and movably penetrates through the top end of the L-shaped fixing plate and the outer wall of the L-shaped conveying pipe, and spiral blades are fixedly installed on the outer wall of the rotating shaft. According to the gypsum powder feeding device, automatic feeding of gypsum powder is completed, manpower is greatly saved, the feeding efficiency is improved, the hopper cover is arranged, the feeding hopper can be sealed and covered, and the situation that when the gypsum powder enters the feeding hopper, part of the gypsum powder escapes into air, and air pollution is caused is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to gypsum powder processing technical field, specifically for a kind of screening of gypsum powder feeding device. BACKGROUND

[0002] The feeding device for screening of gypsum powder refers to the rotary-vibration screen with brand Xinghao, screen model S49, containing feeding hopper;

[0003] According to Chinese patent publication No. CN214113646U, a screening and feeding device for gypsum powder is disclosed. The handle cleaning mechanism on one side of the feeding hopper includes a handle column that can be used as a handle. This design makes it easy to use the handle to lift the hopper during installation or removal of the feeding hopper. Additionally, a cleaning ball can be lifted after production to clean the feeding hopper, avoiding the need for additional cleaning tools. The cleaning ball is protected by the groove hole, preventing the need for separate storage of the cleaning equipment. This design improves the convenience of use and reduces the need for additional cleaning equipment. However, when pouring gypsum powder into the feeding hopper, some of the gypsum powder may escape into the air, polluting the work environment and affecting the health of workers. Therefore, a screening and feeding device for gypsum powder is proposed. SUMMARY

[0004] The purpose of the utility model is to provide a screening and feeding device for gypsum powder, which solves the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a screening and feeding device for gypsum powder, comprising a feeding hopper, a hopper cover, and a support table. The hopper cover is connected to the top end of the feeding hopper. An L-shaped material conveying pipe is connected to the top end of the hopper cover. An L-shaped fixed plate is fixedly installed on the outer wall of the L-shaped material conveying pipe. A motor is fixedly installed on the top end of the L-shaped fixed plate. A rotating shaft is fixedly installed on the output end of the motor. The rotating shaft is movably penetrated through the top end of the L-shaped fixed plate and the outer wall of the L-shaped material conveying pipe. A spiral blade is fixedly installed on the outer wall of the rotating shaft. Support legs are fixedly installed on the bottom end of the support table. An electric cylinder is fixedly installed on the bottom end of the support table. The piston rod of the electric cylinder is movably penetrated through the support table. A support plate is fixedly installed on the top end of the piston rod of the electric cylinder. A storage tank is placed on the top end of the support plate.

[0006] Preferably, the outer wall of the L-shaped conveying pipe is fixedly provided with a sealing ring I, and the sealing ring I is tightly sleeved on the outer wall of the rotating shaft.

[0007] Preferably, the inner wall of the funnel cover is fixedly provided with a sealing ring II, and the sealing ring II is tightly attached to the outer wall surface of the feeding funnel, so that the sealing property between the funnel cover and the feeding funnel is improved, thereby further improving the sealing covering effect of the funnel cover on the feeding funnel.

[0008] Preferably, the top end of the support table is fixedly provided with an L-shaped support frame near both sides, a rotating groove is formed in the top end of the L-shaped support frame, a threaded hole is formed in one side of the inner wall of the rotating groove and is threadedly connected with a screw rod, one end of the screw rod is rotatably connected with a clamping plate through a bearing seat, a limiting rod I is fixedly arranged on the outer side of the clamping plate and movably penetrates one end of the L-shaped support frame.

[0009] Preferably, the inner side of the clamping plate is fixedly provided with a clamping pad, and the materials of the clamping pad, the sealing ring I and the sealing ring II are wear-resistant rubber, so that hard contact between the clamping plate and the L-shaped conveying pipe is avoided and abrasion is reduced.

[0010] Preferably, the bottom end of the support plate is fixedly provided with a limiting rod II near the four corners and movably penetrates the support table, so that the limiting rod II can limit the support plate and improve the use stability of the support plate.

[0011] The utility model provides a kind of screening and feeding device for gypsum powder.The screening and feeding device for gypsum powder has the following beneficial effects:

[0012] (1) the screening and feeding device for gypsum powder can be conveyed by the spiral blade in the L-shaped conveying pipe, complete automatic feeding of gypsum powder, greatly save manpower, improve feeding efficiency, and the funnel cover can be sealed and covered by being set, avoid part of gypsum powder from escaping into air when entering the feeding funnel, pollute air, solve the problem that part of gypsum powder will escape into air and pollute working environment when pouring gypsum powder into the feeding funnel in the prior art, workers are easy to adsorb dust, affect the health of workers, so that there is certain safety hazard;

[0013] (2) the screening and feeding device for gypsum powder can clamp the L-shaped conveying pipe by being provided with clamping plate, so as to improve the stability of L-shaped conveying pipe during use, ensure normal feeding, and the sealing property between the funnel cover and the feeding funnel can be improved by being provided with sealing ring I, so as to further improve the sealing covering effect of the funnel cover on the feeding funnel. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the front view structure schematic view of the utility model;

[0016] Figure 3 It is the whole structure schematic view of the utility model Figure 2 The A part enlarged structure schematic view of the utility model;

[0017] Figure 4 It is the whole structure schematic view of the utility model Figure 2 The B part enlarged structure schematic view of the utility model;

[0018] Figure 5 It is the whole structure schematic view of the utility model Figure 2 The C part enlarged structure schematic view of the utility model.

[0019] In the figure: 1, feed hopper; 2, hopper cover; 3, L-shaped material conveying pipe; 4, L-shaped fixed plate; 5, motor; 6, rotating shaft; 7, spiral blade; 8, sealing ring one; 9, support table; 10, support leg; 11, electric cylinder; 12, support plate; 13, limit rod one; 14, storage tank; 15, L-shaped support frame; 16, clamping plate; 17, clamping pad; 18, screw rod; 19, limit rod two; 20, knob; 21, sealing ring two; 22, rotating groove. DETAILED DESCRIPTION

[0020] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0021] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two; The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the indicated device or element to have a specific orientation, to be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it is necessary to explain that, unless another explicit provision and limitation, the term "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium.

[0023] As Figures 1-5 The utility model provides a kind of technical scheme: a kind of screening feeding device for gypsum powder, including feed hopper 1, funnel cover 2 and support table 9, funnel cover 2 is sleeved in feed hopper 1 top end, funnel cover 2 top end is provided with L type material conveying pipe 3, L type material conveying pipe 3 outer wall is fixedly installed with L type fixed plate 4, L type fixed plate 4 top end is fixedly installed with motor 5, motor 5 output end is fixedly installed with rotating shaft 6, rotating shaft 6 movably penetrates L type fixed plate 4 top end and L type material conveying pipe 3 outer wall, rotating shaft 6 outer wall is fixedly installed with helical blade 7, support table 9 bottom end is fixedly installed with support leg 10, support table 9 bottom end is fixedly installed with electric cylinder 11, the piston rod of electric cylinder 11 movably penetrates support table 9, the piston rod top end of electric cylinder 11 is fixedly installed with support plate 12, support plate 12 top end is placed with storage tank 14;

[0024] Support table 9 top end is fixedly installed with L type support frame 15 near both sides, L type support frame 15 top end is provided with rotating groove 22, the thread hole of rotating groove 22 inner wall side is screw-connected with screw rod 18, screw rod 18 one end is rotatably connected with clamping plate 16 by bearing seat, clamping plate 16 outside is fixedly installed with limit rod one 13, limit rod one 13 movably penetrates L type support frame 15 one end.

[0025] In the above technical solution, specifically, the screening and feeding device for gypsum powder in use, the feed hopper 11 can be understood as the feed hopper 11 of the screening and feeding device for gypsum powder known to those skilled in the art in the prior art, for example, it can be a feed hopper 11 contained in a brand Xinghao, sieve model S49 rotary vibration screen, during the feeding operation, the hopper cover 2 can be covered on the feed hopper 1, then the storage tank 14 containing gypsum powder is placed on the support plate 12, the knobs 20 on the two L-shaped support frames 15 are respectively rotated, the knobs 20 drive the screws 18 to rotate, and the screws 18 drive the clamping plates 16 to move towards the L-shaped conveying pipe 3, finally the two clamping plates 16 can clamp and fix the L-shaped conveying pipe 3, then the electric cylinder 11 is started, the electric cylinder 11 drives the support plate 12 to move upwards, the support plate 12 drives the storage tank 14 to move upwards, the L-shaped conveying pipe 3 is inserted into the gypsum powder in the storage tank 14, then the motor 5 is started, the motor 5 drives the shaft 6 to rotate, the shaft 6 drives the helical blade 7 to rotate, the helical blade 7 rotates to convey the gypsum powder in the storage tank 14 upwards, then the gypsum powder is directly conveyed into the feed hopper 1 through the other end of the L-shaped conveying pipe 3, and finally enters the rotary vibration screen for screening, thereby completing the feeding. Through the above structure, the automatic feeding of gypsum powder can be completed by the helical blade 7 in the L-shaped conveying pipe 3, which greatly saves manpower and improves the feeding efficiency. Moreover, by providing the hopper cover 2, the feed hopper 1 can be sealed and covered, which avoids the escape of part of the gypsum powder into the air when the gypsum powder enters the feed hopper 1, thereby preventing air pollution, solving the problem in the prior art that part of the gypsum powder escapes into the air when the gypsum powder is poured into the feed hopper 1 due to the open state of the feed hopper 1, polluting the working environment, and workers are easy to inhale dust, affecting the health of workers, thereby existing certain safety hazards. By providing the clamping plates 16, the L-shaped conveying pipe 3 can be clamped, thereby improving the stability of the L-shaped conveying pipe 3 in use and ensuring the normal feeding.

[0026] Further, the L-shaped conveying pipe 3 is fixedly installed with a sealing ring 8 on the outer wall thereof, and the sealing ring 8 is tightly sleeved on the outer wall of the shaft 6.

[0027] Among them, by setting the sealing ring 8, the sealing between the shaft 6 and the L-shaped conveying pipe 3 can be increased.

[0028] Further, the hopper cover 2 is fixedly installed with a sealing ring 21 on the inner wall thereof, and the sealing ring 21 is tightly combined with the outer wall surface of the feed hopper 1.

[0029] Among them, by setting the sealing ring 8, the sealing between the shaft 6 and the L-shaped conveying pipe 3 can be increased.

[0030] Further, the clamping plate 16 is fixedly provided with a clamping pad 17, and the clamping pad 17, the sealing ring 8 and the sealing ring 21 are made of wear-resistant rubber.

[0031] The clamping pad 17 can avoid hard contact between the clamping plate 16 and the L-shaped conveying pipe 3, and reduce wear.

[0032] Further, the support plate 12 is fixedly provided with a limiting rod 19 near the four corners at the bottom end, and the limiting rod 19 is movably penetrated through the support table 9.

[0033] The limiting rod 19 can limit the support plate 12, and improve the use stability of the support plate 12.

[0034] The embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the present application and its practical application, and to enable others skilled in the art to understand the present application for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A sieving and feeding device for gypsum powder, comprising a feeding funnel (1), a funnel cover (2), and a support platform (9), characterized in that: The funnel cover (2) is fitted onto the top of the feed funnel (1). An L-shaped conveying pipe (3) is connected to the top of the funnel cover (2). An L-shaped fixing plate (4) is fixedly installed on the outer wall of the L-shaped conveying pipe (3). A motor (5) is fixedly installed on the top of the L-shaped fixing plate (4). A rotating shaft (6) is fixedly installed at the output end of the motor (5). The rotating shaft (6) moves through the top of the L-shaped fixing plate (4) and the outer wall of the L-shaped conveying pipe (3). A spiral blade (7) is fixedly installed on the outer wall of the rotating shaft (6). A support leg (10) is fixedly installed at the bottom of the support platform (9). An electric cylinder (11) is fixedly installed at the bottom of the support platform (9). The piston rod of the electric cylinder (11) moves through the support platform (9). A support plate (12) is fixedly installed on the top of the piston rod of the electric cylinder (11). A storage box (14) is placed on the top of the support plate (12).

2. The sieving and feeding device for gypsum powder according to claim 1, characterized in that: A sealing ring (8) is fixedly installed on the outer wall of the L-shaped conveying pipe (3), and the sealing ring (8) is tightly fitted on the outer wall of the rotating shaft (6).

3. The sieving and feeding device for gypsum powder according to claim 1, characterized in that: A sealing ring 2 (21) is fixedly installed on the inner wall of the funnel cover (2), and the sealing ring 2 (21) is tightly attached to the outer wall surface of the feed funnel (1).

4. A sieving and feeding device for gypsum powder according to claim 3, characterized in that: The top of the support platform (9) is fixedly installed with an L-shaped support frame (15) near both sides. The top of the L-shaped support frame (15) is provided with a rotating groove (22). A threaded hole is opened on one side of the inner wall of the rotating groove (22) and a screw (18) is threadedly connected. One end of the screw (18) is rotatably connected to a clamping plate (16) through a bearing seat. A limit rod (13) is fixedly installed on the outside of the clamping plate (16). The limit rod (13) moves through one end of the L-shaped support frame (15).

5. A sieving and feeding device for gypsum powder according to claim 4, characterized in that: A clamping pad (17) is fixedly installed on the inner side of the clamping plate (16). The clamping pad (17), sealing ring one (8) and sealing ring two (21) are made of wear-resistant rubber.

6. A sieving and feeding device for gypsum powder according to claim 1, characterized in that: Limiting rods 2 (19) are fixedly installed at the bottom of the support plate (12) near the four corners, and the limiting rods 2 (19) move through the support platform (9).

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