Raw material adding device for concrete accelerator processing

Abstract

The utility model discloses a raw material adding device for concrete accelerator processing, which relates to the technical field of concrete production devices, and comprises a shell, a flow guide surface is arranged at the upper end of the shell, the flow guide surface is conical, a plurality of screening grooves distributed in a circumferential array are formed in the flow guide surface, and the screening grooves penetrate through the flow guide surface; a containing groove is formed in the outer side of the shell, and the containing groove is annular and arranged on the outer side of the shell in a surrounding mode. According to the raw material adding device for concrete accelerator processing, production raw materials are placed on the flow guide face and screened through the screening groove in the flow guide face, the powdery or small-granularity production raw materials can penetrate through the screening groove and the shell, and therefore the raw materials are firstly screened and then added; and caking raw materials are prevented from being added into a production device. The production raw materials which are caked or large in granularity can slide downwards along the flow guide face and fall into the containing groove, and the production raw materials which are caked or large in granularity are stored in the containing groove.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete production device technical field especially relates to a raw material adding device for concrete accelerator processing. BACKGROUND

[0002] Concrete accelerator is an important chemical additive, mainly used for accelerating the hardening process of concrete and improving its early strength Concrete accelerator is a gray powdery product prepared by modifying a plurality of components such as aluminum oxide clinker, soda ash and thickening agent. These components undergo chemical reactions in concrete, thereby accelerating the hardening of concrete.

[0003] The existing dry concrete accelerator adding device with the dry spraying concrete body, the mixing box and the support are composed. The upper end of the dry spraying concrete body is provided with a buckle frame, the accelerator hopper is fixed on the upper end of the buckle frame through the support, the upper end of the accelerator hopper is a feeding port, the lower end of the accelerator hopper is provided with a flow control valve, and the outlet of the flow control valve is communicated with the upper part of the mixing box of the dry spraying concrete through the uniform throwing device. The utility model can scientifically control the amount of accelerator and make the accelerator uniformly distributed in the concrete, reduce the rebound amount, reduce the labor, shorten the spraying time, ensure the strength of the sprayed concrete, and has the advantages of simple structure, low use cost, convenient disassembly and assembly, flexible adjustment and high construction efficiency.

[0004] The existing raw material adding device for concrete accelerator processing adds production raw materials into the concrete accelerator preparation container. Due to the moisture phenomenon of long-term storage of production raw materials, there are caking phenomena in the production raw materials. The existing raw material adding device for concrete accelerator processing cannot screen the caked production raw materials, so that the caked production raw materials are added into the concrete preparation device. Therefore, we propose a raw material adding device for concrete accelerator processing. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a raw material adding device for concrete accelerator processing, which solves the problems in the background art.

[0006] To achieve the above purpose, the utility model realizes the following technical scheme: a raw material adding device for concrete accelerator processing, comprising: a shell, the upper end of the shell is provided with a flow guide surface, the flow guide surface is conical, a plurality of screening grooves are arranged in a circumferential array on the flow guide surface, the screening grooves all penetrate the flow guide surface, a receiving groove is arranged on the outer side of the shell, the receiving groove is annular and surrounds the outer side of the shell.

[0007] The upper end of the accommodating groove is provided with a pressing plate, the pressing plate is in a circular ring shape, guide rods are fixedly installed on the two sides of the pressing plate, the guide rods penetrate through the shell, a driving mechanism is arranged on the shell and is connected with the two guide rods and used for driving the pressing plate to move into the accommodating groove, a supporting mechanism is arranged at the lower end of the shell, the supporting mechanism is installed on the external container and used for supporting the shell, a plurality of leakage grooves are arranged on the shell in a circumferential array, and the leakage grooves are in communication with the inner cavity of the accommodating groove.

[0008] According to the further technical scheme of the utility model, the lower end surface of the leakage groove is provided with a flow guide inclined surface, and the flow guide inclined surface is arranged downward.

[0009] According to the further technical scheme of the utility model, the driving mechanism comprises two friction surfaces, the friction surfaces are arranged on the guide rods respectively, first rotating shafts are rotatably installed on the two sides of the shell, friction wheels are fixedly installed on the first rotating shafts, the friction wheels are in contact with the friction surfaces respectively and can be driven by friction force.

[0010] According to the further technical scheme of the utility model, first bevel gears are fixedly installed on the end portions of the first rotating shafts, a second rotating shaft is rotatably installed on the shell, two second bevel gears are fixedly installed on the second rotating shaft at intervals, the second bevel gears are in mesh with the first bevel gears on the same side, a motor is fixedly installed outside the shell, and an output shaft of the motor is fixedly connected with the second rotating shaft.

[0011] According to the further technical scheme of the utility model, the supporting mechanism comprises two block bodies fixedly connected with the two sides of the shell respectively, supporting blocks are arranged on the two sides of the shell, horizontal rods penetrate through the block bodies, and the two ends of the horizontal rods are fixedly connected with the supporting blocks on the two sides respectively.

[0012] According to the further technical scheme of the utility model, the supporting blocks are in arc surfaces, and arc clamping grooves are arranged in the bottoms of the supporting blocks.

[0013] Compared with the prior art, the raw material adding device for processing of concrete accelerating agent has the following beneficial effects:

[0014] The raw material adding device for processing of concrete accelerating agent has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1It is a kind of concrete quick-setting agent processing raw material adding device's installation schematic view;

[0016] Figure 2 It is a kind of concrete quick-setting agent processing raw material adding device's structural schematic view;

[0017] Figure 3 It is a kind of concrete quick-setting agent processing raw material adding device's sectional view;

[0018] Figure 4 It is a kind of concrete quick-setting agent processing raw material adding device's guide rod part structure enlarged schematic view.

[0019] In the figure: shell 1, guide surface 2, screening groove 3, receiving groove 4, pressing plate 5, guide rod 6, leakage groove 7, friction surface 8, first rotating shaft 9, friction wheel 10, first bevel gear 11, second rotating shaft 12, second bevel gear 13, motor 14, block 15, support block 16, cross bar 17. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0021] Please refer to Figures 1-4 The present application provides a kind of concrete quick-setting agent processing raw material adding device technical scheme: a kind of concrete quick-setting agent processing raw material adding device, it includes: shell 1, shell 1 upper end is provided with guide surface 2, guide surface 2 is set as conical, guide surface 2 is provided with several screening grooves 3 that are distributed in circumferential array, screening groove 3 all penetrates guide surface 2, shell 1 outside is provided with receiving groove 4, receiving groove 4 is set as annular and is around setting in shell 1 outside.Receiving groove 4 upper end is provided with pressing plate 5, pressing plate 5 is set as circular ring, pressing plate 5 both sides are all fixedly installed with guide rod 6, guide rod 6 penetrates shell 1, shell 1 is provided with driving mechanism, driving mechanism is connected with two guide rods 6 and is used to drive pressing plate 5 to move to receiving groove 4, shell 1 lower end is equipped with support mechanism, support mechanism is installed on external container and is used to support shell 1, shell 1 is provided with multiple leakage grooves 7 that are distributed in circumferential array, leakage groove 7 all are communicated with receiving groove 4 inner chamber.Leakage groove 7 lower end face is all provided with guide inclined plane and guide inclined plane is set down.

[0022] By placing the device on the upper end of the feed inlet of the external concrete accelerator production device, by placing the production raw materials on the flow guide surface 2, and by screening the production raw materials through the screening groove 3 on the flow guide surface 2, the powdery or small-grained production raw materials can pass through the screening groove 3 and the shell 1, and then fall into the feed inlet of the concrete accelerator production device, thereby realizing the pre-screening and then adding of the raw materials, and avoiding the addition of caked raw materials to the production device.

[0023] The caked or large-grained production raw materials can slide down along the flow guide surface 2 and fall into the storage groove 4, and the caked or large-grained production raw materials are stored in the storage groove 4.

[0024] The support mechanism includes two block bodies 15 fixedly connected on both sides of the shell 1, and each side of the shell 1 is provided with a support block 16. The block body 15 is provided with a horizontal rod 17 penetrating therethrough, and the two ends of the horizontal rod 17 are fixedly connected to the support blocks 16 on both sides. The support block 16 is provided as an arc surface, and the bottom of the support block 16 is provided with an arc-shaped clamping groove.

[0025] The device installation schematic diagram can be referred to as shown in Figure 1 The block body 15 can slide along the horizontal rod 17, and the shell 1 can slide along the horizontal rod 17 and adjust the position of the shell 1, so as to add the production raw materials at different positions of the external concrete accelerator production device, thereby realizing the precise addition of the production raw materials.

[0026] The driving mechanism includes two friction surfaces 8 arranged on the guide rods 6, and each side of the shell 1 is rotatably installed with a first rotating shaft 9. The first rotating shaft 9 is fixedly installed with a friction wheel 10, and the friction wheel 10 is in contact with the friction surface 8 and can be driven by friction therebetween. The first rotating shaft 9 is fixedly installed with a first bevel gear 11 at the end, and the shell 1 is rotatably installed with a second rotating shaft 12. The second rotating shaft 12 is fixedly installed with two second bevel gears 13 arranged at intervals, and the second bevel gears 13 are meshed with the first bevel gears 11 on the same side. The shell 1 is fixedly installed with a motor 14 outside, and the output shaft of the motor 14 is fixedly connected to the second rotating shaft 12.

[0027] The second rotating shaft 12 is driven to rotate by the motor 14, and the second bevel gears 13 on the second rotating shaft 12 rotate and drive the first bevel gears 11 to rotate. The first bevel gears 11, the first rotating shaft 9 and the friction wheel 10 rotate synchronously, the friction wheel 10 drives the guide rod 6 to move through the friction surface 8, thereby driving the guide rods 6 on both sides to move synchronously. The guide rod 6 moves synchronously with the pressing plate 5, which can drive the pressing plate 5 to move into the storage groove 4 and crush the caked raw materials in the storage groove 4. The crushed raw materials in the storage groove 4 can be discharged from the leakage groove 7 into the shell 1, and then added to the production device again.

[0028] The working principle of the utility model is: two support blocks 16 are placed on the external concrete accelerator production device, and the lower end of the shell 1 is directed to the feed inlet of the production device. The block body 15 can slide along the cross bar 17, and the shell 1 can slide along the cross bar 17 and adjust the position of the shell 1, so that the production raw materials are added at different positions of the external concrete accelerator production device. The production raw materials are put on the flow guide surface 2, and the production raw materials are screened through the screening groove 3 on the flow guide surface 2, the powdery or small-grained production raw materials can pass through the screening groove 3 and the shell 1, and then fall into the feed inlet of the concrete accelerator production device, so that the raw materials are screened and added, and the caked raw materials are avoided to be added into the production device.

[0029] The above only is the preferred embodiment of the utility model, should point out, for the ordinary skilled person in the prior art, under the premise of not departing from the principle of the utility model, still can make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the utility model. The structure, device and operation method not specifically described and explained in the utility model, are implemented according to the conventional means in the art, without special description and limitation.

Claims

1. A raw material addition device for processing concrete quick-setting agents, characterized in that, Include: The shell (1), the shell (1) upper end is provided with the flow guide surface (2), the flow guide surface (2) is set as conical, the flow guide surface (2) is provided with a plurality of circumferential array distribution sieve slot (3), the sieve slot (3) all through flow guide surface (2), the shell (1) outside is provided with the receiving groove (4), the receiving groove (4) is set as annular and around the shell (1) outside is provided with; The receiving groove (4) upper end is provided with the pressing plate (5), the pressing plate (5) is set as circular ring, the pressing plate (5) both sides are all fixedly installed with guide rod (6), the guide rod (6) penetrates the shell (1), the shell (1) is provided with drive mechanism, the drive mechanism is connected with two guide rods (6) and is used to drive the pressing plate (5) moves to the receiving groove (4) inside, the shell (1) lower end is equipped with support mechanism, the support mechanism is installed on the external container and is used to support the shell (1), the shell (1) is provided with a plurality of circumferential array distribution leakage groove (7), the leakage groove (7) all with receiving groove (4) inner cavity communication.

2. The raw material adding device for processing a concrete accelerator according to claim 1, wherein The leakage groove (7) lower end face all are provided with the flow guide inclined plane and the flow guide inclined plane is set down.

3. The raw material adding device for processing a concrete accelerator according to claim 1, characterized in that, The drive mechanism includes two friction surfaces (8), the friction surface (8) is set on the guide rod (6) respectively, the shell (1) both sides are all rotatably installed with first rotation shaft (9), the first rotation shaft (9) is all fixedly installed with friction wheel (10), the friction wheel (10) is contacted with friction surface (8) respectively and the friction between them can be driven by friction.

4. The raw material adding device for processing a concrete accelerator according to claim 3, wherein The first rotation shaft (9) end is all fixedly installed with first bevel gear (11), the shell (1) is rotatably installed with second rotation shaft (12), the second rotation shaft (12) is fixedly installed with two interval second bevel gears (13), the second bevel gear (13) is engaged with the first bevel gear (11) on the same side, the shell (1) is fixedly installed with motor (14), the motor (14) output shaft is fixedly connected with second rotation shaft (12).

5. The raw material adding device for processing a concrete accelerator according to claim 1, characterized in that, The support mechanism includes two block bodies (15) that are fixedly connected to the both sides of the shell (1) respectively, the both sides of the shell (1) are provided with support blocks (16), the block bodies (15) are all penetrated by cross bars (17), the both ends of the cross bars (17) are fixedly connected to the support blocks (16) on the both sides respectively.

6. The raw material adding device for processing a concrete accelerator according to claim 5, wherein The support block (16) is set as arc surface, the bottom of the support block (16) is provided with arc clamping groove.

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