Charging mechanism for concrete production

Abstract

The utility model relates to a feeding mechanism for concrete production. The feeding mechanism comprises a storage tank (10) and a discharge pipe (11), a material taking ring (22); a sliding rod (24) slides along an adjusting rotating disc (23), drives a transverse rail (26) and a discharging rod (21) to slide up and down through a connecting pin (25), drives a plurality of material taking rings (22) to slide up and down along the inner wall of a discharging pipe (11) and intermittently enters a material storage tank (10), so that concrete raw materials in the material storage tank (10) are intermittently and equivalently taken out instead of manual work, the feeding amount in a stirring machine is conveniently controlled, operation is convenient, and the working efficiency is improved. The concrete finished product quality is improved; the adjusting turntable (23) is controlled to rotate, and the sliding direction of the sliding rod (24) is changed, so that the up-down sliding stroke of the discharging rod (21) and the number of the parts, entering the storage tank (10), of the material taking rings (22) are changed, and therefore the amount of concrete raw materials taken out at a time is changed, and the single-time feeding amount is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete processing, in particular to a feeding mechanism for concrete production. Background Art

[0002] Concrete refers to an artificial stone material made of cement as the main cementitious material, water, sand, and gravel as aggregates, and chemical admixtures and mineral admixtures as necessary, mixed in appropriate proportions, and formed through uniform mixing, compacting, and curing and hardening. Concrete is the most widely used and largest amount of artificial building materials in civil engineering. Concrete has high hardness, a wide range of raw materials, and low cost. It is widely used in structures such as houses, roads, military projects, and nuclear power plants. In the process of mixing concrete, it is usually done by manually adding materials to the mixer, which is inconvenient to operate. In addition, the operator adds materials based on his own feelings and experience, and the amount of materials added is difficult to control, resulting in low quality of the finished concrete. Utility Model Content

[0003] The technical problem to be solved by the utility model is that the method of adding materials into the mixer manually is usually adopted, which is inconvenient to operate, and the operators perform the adding operation according to their own feelings and experience, and the adding amount is difficult to control, resulting in low quality of the produced concrete products.

[0004] In order to solve the above problems, the utility model provides a feeding mechanism for concrete production, including a storage tank, a discharge pipe is provided at the bottom, a discharge rod is provided in the discharge pipe, a plurality of feeding rings are fixed on the discharge rod along its length direction, and the outer edges of the feeding rings are slidably fitted with the inner wall of the discharge pipe; an adjusting turntable is rotatably provided at the bottom of the storage tank, a sliding rod is provided on the adjusting turntable along its radial direction, a connecting pin is fixed at one end of the sliding rod, the connecting pin slides along a cross rail, and the cross rail is fixed to the discharge rod.

[0005] The feeding mechanism for concrete production provided by the utility model also has the following technical features:

[0006] The material taking ring is arranged obliquely from top to bottom and from the center to the edge.

[0007] A support plate is fixed at the bottom of the storage tank, a first motor is fixed on the support plate, an output shaft of the first motor is eccentrically fixed to the disc, a limit pin is fixed to the other end of the slide rod, and the connecting pin and the limit pin are in contact with the outer surface of the disc.

[0008] The slide bar is provided with an elongated hole, through which the output shaft of the first motor passes, and the output shaft of the first motor is rotatably connected to the center of the adjusting dial.

[0009] A second motor is fixed on the support plate, a worm is fixed on the output shaft of the second motor, the worm is meshed with a worm wheel, the worm wheel is sleeved outside the output shaft of the first motor, one side of the worm wheel is rotatably connected to the support plate, and the other side of the worm wheel is fixed to the center of the adjusting dial.

[0010] One side of the worm wheel is fixed to the support ring, and the support ring is rotatably connected to the support plate.

[0011] The cross rail is fixed to one end of the cross slider, and the other end of the cross slider is fixed to the discharging rod. A partition is vertically fixed to the bottom of the storage tank, and a cross groove is provided on the partition for sliding cooperation with the cross slider.

[0012] The adjusting turntable is provided with a sliding groove along its radial direction, and the sliding rod slides along the sliding groove.

[0013] The cross sections of the slide groove and the slide rod are dovetail shapes that fit together.

[0014] The utility model has the following beneficial effects: the sliding rod slides along the adjusting turntable, and drives the cross rail and the discharging rod to slide up and down through the connecting pin, drives multiple material taking rings to slide up and down along the inner wall of the discharging pipe, and intermittently enters the storage tank, so as to replace manual intermittent and equal taking out of the concrete raw materials in the storage tank, which is convenient for controlling the amount of material added to the mixer, is easy to operate, and improves the quality of the finished concrete product; the adjusting turntable is controlled to rotate, and the sliding direction of the sliding rod is changed to change the stroke of the discharging rod sliding up and down and the number of the material taking rings entering the storage tank, thereby changing the amount of concrete raw materials taken out at a single time, thereby realizing the adjustment of the single feeding amount. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a partial cross-sectional view of the axonometric drawing of the utility model;

[0016] Figure 2 It is the front view of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the material taking ring;

[0018] Figure 4 for Figure 1 Exploded diagram of the local structure. DETAILED DESCRIPTION

[0019] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0020] like Figures 1 to 4As shown, the feeding mechanism for concrete production of the utility model includes a storage tank 10, a discharge pipe 11 is provided at the bottom, a discharge rod 21 is provided in the discharge pipe 11, a plurality of feeding rings 22 are fixed on the discharge rod 21 along its length direction, and the outer edge of the feeding ring 22 is slidably fitted with the inner wall of the discharge pipe 11; an adjusting dial 23 is rotatably provided at the bottom of the storage tank 10, a slide rod 24 is slidably provided on the adjusting dial 23 along its radial direction, a connecting pin 25 is fixed to one end of the slide rod 24, the connecting pin 25 slides along the cross rail 26, and the cross rail 26 is fixed to the discharge rod 21.

[0021] The slide bar 24 slides along the adjusting dial 23, and drives the cross rail 26 and the discharge rod 21 to slide up and down through the connecting pin 25, driving multiple feeding rings 22 to slide up and down along the inner wall of the discharge pipe 11, and intermittently enter the storage tank 10, so as to replace manual intermittent and equal removal of concrete raw materials in the storage tank 10, which is convenient for controlling the amount of material added to the mixer, easy to operate, and improves the quality of the finished concrete product; the adjusting dial 23 is controlled to rotate, and the sliding direction of the slide bar 24 is changed to change the stroke of the discharge rod 21 sliding up and down and the number of feeding rings 22 entering the storage tank 10, thereby changing the amount of concrete raw materials taken out at a single time, thereby realizing the adjustment of the single feeding amount.

[0022] The lower part of the storage tank 10 is a cone that is larger at the top and smaller at the bottom, so that the concrete raw materials therein can slide to the discharge pipe 11 .

[0023] Preferably, see Figure 3 The material taking ring 22 is tilted from top to bottom and from the center to the edge.

[0024] The take-up ring 22 moves upward to facilitate entering into the concrete raw materials in the storage tank 10 , and moves downward to place the concrete raw materials under the take-up ring 22 and take them out.

[0025] The material taking ring 22 is in the shape of an umbrella.

[0026] Preferably, a support plate 27 is fixed to the bottom of the storage tank 10, a first motor 28 is fixed on the support plate 27, the output shaft of the first motor 28 is eccentrically fixed to the disc 29, a limit pin 30 is fixed to the other end of the slide rod 24, and the connecting pin 25 and the limit pin 30 are both in contact with the outer surface of the disc 29.

[0027] The disc 29 is driven to rotate eccentrically by the output shaft of the first motor 28 , and the outer surface of the disc 29 drives the slide bar 24 to slide along the adjusting dial 23 under the action of the connecting pin 25 and the limit pin 30 .

[0028] Preferably, a long hole 31 is formed on the slide bar 24 , and the output shaft of the first motor 28 passes through the long hole 31 . The output shaft of the first motor 28 is rotatably connected to the center of the adjusting dial 23 .

[0029] The output shaft of the first motor 28 slides relative to the slide bar 24 through the elongated hole 31 .

[0030] Preferably, a second motor 32 is fixed on the support plate 27, and a worm 33 is fixed to the output shaft of the second motor 32. The worm 33 is meshed with a worm wheel 34, and the worm wheel 34 is sleeved outside the output shaft of the first motor 28. One side of the worm wheel 34 is rotatably connected to the support plate 27, and the other side of the worm wheel 34 is fixed to the center of the adjusting dial 23.

[0031] The output shaft of the second motor 32 drives the worm 33 to rotate, and drives the worm wheel 34 and the adjusting dial 23 to rotate to change the rotation angle of the adjusting dial 23, and has a self-locking function, thereby changing the sliding direction of the slide bar 24, the sliding stroke of the discharge rod 21 up and down, and the amount of the material taking ring 22 entering the storage tank 10, thereby changing the amount of concrete raw materials taken out at a single time.

[0032] Preferably, one side of the worm gear 34 is fixed to a support ring 35 , and the support ring 35 is rotatably connected to the support plate 27 .

[0033] Preferably, the cross rail 26 is fixed to one end of a cross slider 36, and the other end of the cross slider 36 is fixed to the discharge rod 21. A partition 37 is vertically fixed to the bottom of the storage tank 10, and a cross groove 38 is provided on the partition 37 for sliding cooperation with the cross slider 36 to achieve vertical guiding of the cross rail 26 and the discharge rod 21. At the same time, the partition 37 has an isolation effect to prevent the concrete raw materials falling from the discharge pipe 11 from falling on the transmission mechanism on the right, thereby improving the service life.

[0034] Preferably, a sliding groove 39 is provided on the adjusting dial 23 along its radial direction, and the sliding rod 24 slides along the sliding groove 39 .

[0035] Preferably, the cross-sections of the slide groove 39 and the slide rod 24 are dovetail shapes that fit together.

[0036] Of course, the cross-sections of the slide groove 39 and the slide rod 24 are T-shaped, cross-shaped or other shapes that match each other to avoid failure of the connection between the two.

[0037] The working principle of the utility model is as follows:

[0038] The concrete raw materials are added into the storage tank 10, and the first motor 28 is started. The output shaft of the first motor 28 drives the disc 29 to rotate eccentrically. The outer surface of the disc 29 drives the slide bar 24 to slide along the slide groove 39 on the adjusting turntable 23 under the action of the connecting pin 25 and the limit pin 30, and drives the cross rail 26 to slide up and down along the cross groove 38 along the cross slide block 36 through the connecting pin 25, drives the discharging rod 21 to slide up and down, and multiple feeding rings 22 slide up and down along the inner wall of the discharging pipe 11. Specifically, the feeding ring 22 moves upward to enter the concrete raw materials in the storage tank 10, and moves downward to place the concrete raw materials under the feeding ring 22 and take them out, so as to realize intermittent entry into the storage tank 10, so as to replace the intermittent and equal amount of concrete raw materials in the storage tank 10 taken out manually, so as to control the amount of feeding into the mixer, facilitate operation, and improve the quality of concrete finished products;

[0039] The second motor 32 can be started according to the actual feeding needs. The output shaft of the second motor 32 drives the worm 33 to rotate, and drives the worm wheel 34 and the adjusting dial 23 to rotate to change the rotation angle of the adjusting dial 23. At the same time, it has a self-locking function, thereby changing the sliding direction of the slide bar 24, the up and down sliding stroke of the discharge rod 21, and the amount of the feeding ring 22 entering the storage tank 10, thereby changing the amount of concrete raw materials taken out at a single time, thereby changing the amount of concrete raw materials taken out at a single time, thereby realizing the adjustment of the single feeding amount.

[0040] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A feeding mechanism for concrete production, comprising a storage tank (10) with a discharge pipe (11) at the bottom thereof, characterized in that: A discharge rod (21) is provided inside the discharge pipe (11), and a plurality of material taking rings (22) are fixed on the discharge rod (21) along its length direction, and the outer edges of the material taking rings (22) are slidably fitted with the inner wall of the discharge pipe (11); an adjusting turntable (23) is rotatably provided at the bottom of the storage tank (10), and a sliding rod (24) is slidably provided on the adjusting turntable (23) along its radial direction, and a connecting pin (25) is fixed to one end of the sliding rod (24), and the connecting pin (25) slides along a cross rail (26), and the cross rail (26) is fixed to the discharge rod (21).

2. The feeding mechanism for concrete production according to claim 1, characterized in that: The material taking ring (22) is arranged to be inclined from top to bottom and from the center to the edge.

3. The feeding mechanism for concrete production according to claim 1, characterized in that: A support plate (27) is fixed at the bottom of the storage tank (10), a first motor (28) is fixed on the support plate (27), an output shaft of the first motor (28) is eccentrically fixed to the disc (29), a limit pin (30) is fixed to the other end of the slide rod (24), and the connecting pin (25) and the limit pin (30) are in contact with the outer surface of the disc (29).

4. The feeding mechanism for concrete production according to claim 3, characterized in that: The slide bar (24) is provided with a long hole (31), and the output shaft of the first motor (28) passes through the long hole (31). The output shaft of the first motor (28) is rotatably connected to the center of the adjusting dial (23).

5. The feeding mechanism for concrete production according to claim 3, characterized in that: A second motor (32) is fixed on the support plate (27); a worm (33) is fixed to the output shaft of the second motor (32); the worm (33) is meshed with a worm wheel (34); the worm wheel (34) is sleeved outside the output shaft of the first motor (28); one side of the worm wheel (34) is rotatably connected to the support plate (27); and the other side of the worm wheel (34) is fixed to the center of the adjustment dial (23).

6. The feeding mechanism for concrete production according to claim 5, characterized in that: One side of the worm wheel (34) is fixed to a support ring (35), and the support ring (35) is rotatably connected to the support plate (27).

7. The feeding mechanism for concrete production according to claim 1, characterized in that: The cross rail (26) is fixed to one end of a cross slider (36), and the other end of the cross slider (36) is fixed to a discharge rod (21). A partition plate (37) is vertically fixed to the bottom of the storage tank (10), and a cross groove (38) is formed on the partition plate (37) for slidingly cooperating with the cross slider (36).

8. The feeding mechanism for concrete production according to claim 1, characterized in that: The adjusting turntable (23) is provided with a slide groove (39) along its radial direction, and the slide rod (24) slides along the slide groove (39).

9. The feeding mechanism for concrete production according to claim 8, characterized in that: The cross-sections of the slide groove (39) and the slide rod (24) are dovetail shapes that fit together.

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