Discharging mechanism of concrete mixing tank

Abstract

The utility model provides a discharging mechanism of a concrete mixing tank, which comprises a horizontally arranged discharging hopper and a rotating hopper coaxially arranged in the discharging hopper, and the lower part of the discharging hopper is coaxially connected with a discharging pipeline; the rotating hopper is provided with a mounting frame, the rotating hopper is mounted on the mounting frame, the rotating hopper can rotate and move in the discharging hopper by taking the axis of the rotating hopper as the axis, the rotating hopper is uniformly provided with a plurality of stirring blades by taking the axis of the rotating hopper as the center, and when the rotating hopper rotates, the stirring blades are driven to rotate by taking the axis of the rotating hopper as the axis; a discharging scraping plate is fixedly arranged on the mounting frame, the discharging scraping plate abuts against the rotating hopper, and when the rotating hopper rotates, the discharging scraping plate can brush down concrete raw materials on the inner wall of the rotating hopper; a rotary driving device is arranged on one side of the rotary hopper, and the rotary driving device can enable the rotary hopper to rotate in the discharging hopper by taking the axis of the rotary hopper as an axis; a fixing mechanism is arranged on the discharging pipeline, and the discharging pipeline can be fixed to a subsequently-connected pipeline through the fixing mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of concrete especially relates to a discharging mechanism of concrete mixing tank. BACKGROUND

[0002] Ordinary concrete is a widely used in building, road, bridge and other various engineering fields of basic materials, it mainly refers to cement as the main cementitious material, through with water, sand, stone mixing, and when necessary, mixed with specific chemical admixtures and mineral admixtures, to improve its performance or meet the specific engineering needs. These components need to be accurately matched according to the appropriate proportion of scientific calculation and test verification. Subsequently, through the professional mixing equipment, the mixture is uniformly stirred to ensure that the various components are fully integrated to form a homogeneous concrete mixture. Then, the mixture is poured into the mold or construction site, through the compaction process, such as vibration compaction, to ensure the tightness and uniformity of the internal structure of the concrete. Finally, after a period of curing process, the concrete gradually hardens and reaches the design requirements of strength and other performance indicators, and finally forms a man-made stone with excellent physical and mechanical properties and durability.

[0003] In the production and processing of concrete, a kind of discharging mechanism of concrete mixing tank will be used, such as the discharging mechanism of concrete mixing tank mentioned in the Chinese patent with application number CN202022650492.2. The utility model discloses a kind of discharging mechanism of concrete mixing tank, including round bucket, the upper surface middle part of the round bucket is fixedly connected with support plate, the upper surface middle part of the support plate is fixedly connected with motor, one end of the connecting rod is fixedly connected with stirring plate, the outer side of the fixed pipe is provided with recess, the outer side of the fixed pipe is slidably connected in the inside of moving pipe, the tail of the pin is penetrated moving pipe and is slidably connected in recess. In the utility model, first, the motor drives the rotating shaft, and then drives the square frame, connecting rod and stirring plate to rotate together. The square frame, connecting rod and stirring plate stir and scatter the large particle coagulation concrete together, improve the discharging quality of discharging device. By moving the position of the moving pipe, as long as the pin is inserted into the recess through the moving pipe, the position of the moving pipe can be fixed, the pouring site of concrete can be adjusted conveniently, the labor intensity of workers is reduced, and it is worth promoting.

[0004] But the utility model has the following problems: 1. The motor is arranged in the central opening of the upper side of the round bucket. When the concrete is poured into the round bucket, it will inevitably pour on the motor, causing damage to the motor. 2. The stirring plate and square frame do not have relative reverse motion when rotating, and the effect of scattering the concrete needs to be further improved. UTILITY MODEL CONTENTS

[0005] To address the aforementioned technical problems, this utility model proposes a feeding mechanism for a concrete mixing tank, which solves the following issues in the prior art: 1. The motor is located in the center of the opening on the upper side of the circular hopper. When concrete is poured into the hopper, it will inevitably spill onto the motor, causing damage. 2. The stirring plate and the square frame do not move in opposite directions during rotation, which requires further improvement in the concrete dispersing effect.

[0006] A material feeding mechanism for a concrete mixing tank includes a horizontally arranged feeding hopper and a rotating bucket coaxially arranged in the feeding hopper, and a feeding pipe coaxially connected below the feeding hopper.

[0007] The feeding hopper is equipped with a mounting frame, and the rotating bucket is mounted on the mounting frame. The rotating bucket can rotate and move around its own axis in the feeding hopper. A number of stirring blades are evenly arranged on the inner wall of the rotating bucket with the axis of the rotating bucket as the center. When the rotating bucket rotates, the stirring blades are driven to rotate around the axis of the rotating bucket. A feeding scraper is fixedly installed on the mounting frame. The feeding scraper abuts against the inner wall of the rotating bucket. When the rotating bucket rotates, the feeding scraper can brush off the concrete material on the inner wall of the rotating bucket.

[0008] A rotary drive device is provided on one side of the rotary bucket, which enables the rotary bucket to rotate about the axis of the rotary bucket in the feeding hopper.

[0009] The feeding pipe is equipped with a fixing mechanism, which allows the feeding pipe to be fixed to the subsequently connected pipe.

[0010] Furthermore, the mounting frame includes a sliding mounting ring, which is horizontally and coaxially disposed at the upper opening of the hopper. A slide rail is coaxially disposed on the lower side of the sliding mounting ring. A plurality of connecting sliders are evenly disposed on the edge of the upper opening of the rotating hopper. The connecting sliders slide in the slide rail, and the rotating hopper can rotate coaxially on the sliding mounting ring through the connecting sliders.

[0011] Furthermore, the mounting frame includes a mounting cylinder mounted on the axis of the sliding mounting ring via a connecting plate. A plurality of mounting rods are evenly arranged on the outer wall of the mounting cylinder with the axis of the mounting cylinder as the axis. One end of each mounting rod is mounted on the outer wall of the mounting cylinder, and the feeding scraper is mounted on the end of the mounting rod away from the mounting cylinder and abuts against the inner wall of the rotating bucket.

[0012] Furthermore, the top surfaces of the mounting cylinder and the sliding mounting ring are coplanar.

[0013] Furthermore, the stirring blade has a spiral direction opposite to that of the feeding scraper.

[0014] Further, the bottom of the outer wall of the rotary bucket is provided with a tooth part composed of a plurality of tooth-shaped protrusions, which are uniformly arranged on the bottom of the outer wall of the rotary bucket with the axis of the rotary bucket as the axis, and the tooth-shaped protrusions protrude towards the side away from the axis of the rotary bucket.

[0015] Further, the rotary driving device comprises a driving gear plate arranged on one side of the tooth part, the tooth part, the driving gear plate and the transmission gear plate are sequentially engaged and co-planarly rotated, and the output shaft of the driving motor is coaxially connected below the driving gear plate.

[0016] Further, the blanking pipe is provided with a transmission gear plate engaged with the tooth part on one side, the axis of the transmission gear plate is parallel to the axis of the blanking pipe, a motor bracket is arranged on one side of the outer side wall of the blanking pipe, and the driving motor is arranged on the motor bracket.

[0017] Further, the fixing mechanism comprises a plurality of threaded holes uniformly arranged on the pipe wall of the blanking pipe with the axis of the blanking pipe as the axis, the axis of the threaded hole intersects with the axis of the blanking pipe and is perpendicular to the axis of the blanking pipe, a fixing bolt is coaxially arranged in the threaded hole, and a fixing plate is arranged on the other side of the fixing bolt.

[0018] The utility model has the following beneficial effects: in view of the problem that the motor is arranged in the central opening of the circular bucket, and the concrete will inevitably be poured on the motor when pouring into the circular bucket, causing damage to the motor, the utility model sets the driving motor on the side wall of the blanking pipe, and the rotary bucket is slidably arranged below the sliding mounting ring, the tooth part arranged on the bottom of the rotary bucket is driven by the driving gear plate and the transmission gear plate, so that the rotary bucket rotates coaxially relative to the blanking bucket. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model:

[0020] Figure 2 It is a three-dimensional structure schematic view of the utility model:

[0021] Figure 3 It is a sliding mounting ring and sliding block structure schematic view of the utility model:

[0022] Figure 4 The utility model discloses drive gear disc, transmission gear disc, the position relation schematic drawing of tooth part.

[0023] The above drawing: hopper 1, rotary hopper 2, downcomer 3, stirring page 4, downcomer scraper 5, sliding mounting ring 6, slide rail 7, connecting slider 8, mounting cylinder 9, connecting plate 10, mounting rod 11, tooth part 12, transmission gear disc 13, drive gear disc 14, drive motor 15, output shaft 16, let the position mouth 17, motor frame 18, screw hole 19, fixed bolt 20, fixed plate 21, continuation pipeline 22. DETAILED DESCRIPTION

[0024] The utility model will be described below in connection with the drawings:

[0025] As Figure 1 The utility model discloses a concrete mixing tank's downcomer mechanism, including the horizontal arrangement's hopper 1 and the coaxial arrangement in hopper 1 in rotary hopper 2, still have the coaxial connection of downcomer 3 in hopper 1 below hopper 1 below;

[0026] As Figure 1 And Figure 2 The utility model discloses a concrete mixing tank's downcomer mechanism, including the horizontal arrangement's hopper 1 and the coaxial arrangement in hopper 1 in rotary hopper 2, still have the coaxial connection of downcomer 3 in hopper 1 below hopper 1 below; The mounting frame is provided on the hopper 1, the rotary hopper 2 is installed on the mounting frame, and the rotary hopper 2 can rotate in the hopper 1 with the axis of the rotary hopper 2 as the shaft, a plurality of stirring pages 4 are uniformly arranged on the inner wall of the rotary hopper 2 with the axis of the rotary hopper 2 as the center, the stirring pages 4 are driven to rotate with the axis of the rotary hopper 2 as the shaft when the rotary hopper 2 rotates, the downcomer scraper 5 is fixedly arranged on the mounting frame, the downcomer scraper 5 abuts on the inner wall of the rotary hopper 2, the downcomer scraper 5 can brush the concrete raw materials on the inner wall of the rotary hopper 2 when the rotary hopper 2 rotates, and the downcomer scraper 5 can give the concrete raw materials a force opposite to the rotating direction of the stirring pages 4, so that the concrete raw materials will not be relatively stationary with the stirring pages 4;

[0027] As Figure 1 The rotary driving device can make the rotary hopper 2 rotate in the hopper 1 with the axis of the rotary hopper 2 as the shaft; as Figure 1 And Figure 4 Preferably, the outer wall bottom of the rotary hopper 2 is provided with a tooth part 12 composed of a plurality of tooth-shaped protrusions, the plurality of tooth-shaped protrusions are uniformly arranged on the outer wall bottom of the rotary hopper 2 with the axis of the rotary hopper 2 as the shaft, and the tooth-shaped protrusions protrude towards the side away from the axis of the rotary hopper 2. As Figure 1 And Figure 4As shown, preferably, the rotating driving device comprises a transmission gear plate 13 arranged on one side of the gear portion 12, a driving gear plate 14 arranged on one side of the transmission gear plate 13, the gear portion 12, the transmission gear plate 13 and the driving gear plate 14 are sequentially engaged and co-planarly rotated, and the output shaft 16 of a driving motor 15 is coaxially connected below the driving gear plate 14. Preferably, a letting port 17 is arranged on one side of the blanking pipe 3, the transmission gear plate 13 engaged with the gear portion 12 is arranged at the letting port 17, the axis of the transmission gear plate 13 is parallel to the axis of the blanking pipe 3, a motor bracket 18 is arranged on one side of the outer side wall of the blanking pipe 3, and the driving motor 15 is arranged on the motor bracket 18.

[0028] As shown in Figure 1 , the blanking pipe 3 is provided with a fixing mechanism, and the blanking pipe 3 can be fixed on the pipe connected subsequently through the fixing mechanism.

[0029] As shown in Figure 1 , Figure 2 , Figure 3 , preferably, the mounting bracket comprises a sliding mounting ring 6, the sliding mounting ring 6 is coaxially arranged on the upper opening of the blanking hopper 1 horizontally, the sliding mounting ring 6 is coaxially provided with a sliding rail 7 on the lower side, a plurality of connecting sliding blocks 8 are uniformly arranged on the upper opening edge of the rotating hopper 2, the connecting sliding blocks 8 are slidably arranged in the sliding rail 7, and the rotating hopper 2 can be coaxially rotated on the sliding mounting ring 6 through the connecting sliding blocks 8.

[0030] As shown in Figure 1 and Figure 2 , preferably, the mounting bracket comprises a mounting cylinder 9 erected on the axis of the sliding mounting ring 6 through a connecting plate member 10, a plurality of mounting rods 11 are uniformly arranged on the outer wall of the mounting cylinder 9 with the axis of the mounting cylinder 9 as the axis, one end of the mounting rod 11 is mounted on the outer wall of the mounting cylinder 9, and the blanking scraper 5 is mounted on the end of the mounting rod 11 away from the mounting cylinder 9 and abuts against the inner wall of the rotating hopper 2.

[0031] As shown in Figure 1 and Figure 2 , preferably, the top surfaces of the mounting cylinder 9 and the sliding mounting ring 6 are co-planar.

[0032] As shown in Figure 1 and Figure 2 , preferably, the stirring blades 4 and the blanking scraper 5 are opposite in helical direction.

[0033] As shown in Figure 1As shown, preferably, the fixing mechanism comprises a plurality of threaded holes 19 evenly formed on the wall of the discharging pipe 3 along the axis of the discharging pipe 3, the axis of the threaded holes 19 intersects with and is perpendicular to the axis of the discharging pipe 3, a fixing bolt 20 is coaxially arranged in the threaded hole 19, the other side of the fixing bolt 20 is provided with a fixing plate 21, the fixing plate 21 can increase the contact area between the fixing bolt 20 and the discharging pipe, and the discharging pipe 3 is better connected with other connecting pipes 22.

[0034] The principle of the utility model is as follows: the utility model sets the driving motor 15 at the side wall of the discharging pipe 3, sets the rotary bucket 2 at the lower side of the sliding installation ring 6, suspends the rotary bucket 2 below the sliding installation ring 6 through the connecting sliding block 8 arranged above the rotary bucket 2, and the lower side of the rotary bucket 2 is provided with the tooth part 12; the tooth part 12 arranged at the bottom of the rotary bucket 2 is driven through the driving gear 14 and the transmission gear 14, so that the rotary bucket 2 rotates coaxially relative to the discharging bucket 1; when the rotary bucket 2 rotates, the discharging scraper 5 is relatively stationary in space because the installation cylinder 9 is fixedly installed on the connecting plate 10, but relatively moves relative to the inner wall of the rotary bucket 2; the helical directions of the stirring blades 4 and the discharging scraper 5 are opposite; the opposite helical directions mean that the deflection angles of the whole stirring blades 4 and the whole discharging scraper 5 are opposite, not that the rotating directions are opposite; when the rotary bucket 2 rotates, the stirring blades 4 and the discharging scraper 5 rotate coaxially and reversely, and the dispersing effect is strengthened.

[0035] It should be additionally explained that the driving motor 15 and the sliding block used in the utility model all belong to prior art, so they are not described in detail in the specification, and the power supply used by the driving motor 15 is not marked in the drawing.

[0036] Finally, it should be explained that the above embodiments are only used to illustrate the technical scheme of the utility model and are not limited; although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical scheme of the utility model can be modified or replaced equivalently without departing from the purpose and scope of the technical scheme of the utility model, and all should be covered in the claim range of the utility model.

Claims

1. A concrete mixing tank's discharging mechanism, characterized in that: Including horizontally arranged lower hopper (1) and coaxially arranged in the lower hopper (1) rotating hopper (2), the lower hopper (1) is coaxially connected with the lower hopper (3) below; The rotating hopper (2) is provided with a mounting frame, the rotating hopper (2) is mounted on the mounting frame, and the rotating hopper (2) can rotate in the lower hopper (1) with its own axis as the axis, a plurality of stirring leaves (4) are uniformly arranged on the inner wall of the rotating hopper (2) with the axis of the rotating hopper (2) as the center, the stirring leaves (4) are driven to rotate with the axis of the rotating hopper (2) as the axis when the rotating hopper (2) rotates, a plurality of lower discharge scrapers (5) are fixedly arranged on the mounting frame, the lower discharge scrapers (5) abut on the inner wall of the rotating hopper (2), and the lower discharge scrapers (5) can brush the concrete raw materials on the inner wall of the rotating hopper (2) when the rotating hopper (2) rotates; The rotating hopper (2) is provided with a rotating driving device on one side, and the rotating driving device can make the rotating hopper (2) rotate in the lower hopper (1) with the axis of the rotating hopper (2) as the axis; The lower discharge pipeline (3) is provided with a fixing mechanism, and the lower discharge pipeline (3) can be fixed on the pipeline connected subsequently through the fixing mechanism.

2. The concrete mixing tank discharging mechanism according to claim 1, characterized in that: The mounting frame includes a sliding mounting ring (6), the sliding mounting ring (6) is coaxially arranged on the upper opening of the lower hopper (1) horizontally, the lower side of the sliding mounting ring (6) is coaxially provided with a sliding rail (7), the upper opening edge of the rotating hopper (2) is uniformly provided with a plurality of connecting sliding blocks (8), the connecting sliding blocks (8) are slidably arranged in the sliding rail (7), and the rotating hopper (2) can rotate coaxially on the sliding mounting ring (6) through the connecting sliding blocks (8).

3. A concrete mixing tank discharging mechanism according to claim 1 or 2, wherein: The mounting frame includes a mounting cylinder (9) erected on the axis of the sliding mounting ring (6) through a connecting plate member (10), a plurality of mounting rods (11) are uniformly arranged on the outer wall of the mounting cylinder (9) with the axis of the mounting cylinder (9) as the axis, one end of the mounting rod (11) is mounted on the outer wall of the mounting cylinder (9), and the lower discharge scraper (5) is mounted on the end of the mounting rod (11) away from the mounting cylinder (9) and abuts against the inner wall of the rotating hopper (2).

4. The concrete mixing tank discharging mechanism according to claim 3, characterized in that: The top surfaces of the mounting cylinder (9) and the sliding mounting ring (6) are coplanar.

5. The concrete mixing tank discharging mechanism according to claim 1 or 3, characterized in that: The spiral directions of the stirring leaves (4) and the lower discharge scrapers (5) are opposite.

6. The concrete mixing tank discharging mechanism according to claim 1, characterized in that: The outer wall bottom of the rotating hopper (2) is provided with a tooth portion (12) composed of a plurality of tooth-shaped protrusions, the plurality of tooth-shaped protrusions are uniformly arranged on the outer wall bottom of the rotating hopper (2) with the axis of the rotating hopper (2) as the axis, and the tooth-shaped protrusions protrude towards the side away from the axis of the rotating hopper (2).

7. The concrete batch plant of claim 6, wherein: The rotating driving device includes a transmission gear disc (13) arranged on one side of the tooth portion (12), a driving gear disc (14) is arranged on one side of the transmission gear disc (13), the tooth portion (12), the transmission gear disc (13) and the driving gear disc (14) are sequentially engaged and coplanarly rotated, and the output shaft (16) of the driving motor (15) is coaxially connected below the driving gear disc (14).

8. The concrete batch plant of claim 7, wherein: The blanking pipe (3) is provided with a let-out opening (17) on one side, the let-out opening (17) is provided with a transmission gear disc (13) engaged with the gear part (12), the transmission gear disc (13) axis is parallel with the blanking pipe (3) axis, the blanking pipe (3) outer wall is provided with a motor frame (18) on one side, the driving motor (15) is arranged on the motor frame (18).

9. The concrete batch plant of claim 1, wherein: The fixing mechanism comprises a plurality of threaded holes (19) uniformly arranged on the blanking pipe (3) wall along the blanking pipe (3) axis, the threaded hole (19) axis intersects with the blanking pipe (3) axis and is perpendicular to the blanking pipe (3) axis, a fixing bolt (20) is coaxially arranged in the threaded hole (19), the fixing bolt (20) is provided with a fixing plate (21) on the other side, the fixing plate (21) can increase the contact area between the fixing bolt (20) and the discharge pipe, and the blanking pipe (3) is better connected with other pipes.

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