Accurate batching device for gypsum mortar preparation

Abstract

The utility model discloses an accurate batching device for gypsum mortar preparation, which comprises a movable framework, a batching barrel is mounted in the movable framework, a first weighing sensor is mounted between the outer barrel wall of the batching barrel and the top end of the movable framework, and a support framework is fixedly mounted above the movable framework. A plurality of raw material hoppers which are circumferentially distributed are mounted in the supporting framework, and second weighing sensors are mounted between the outer walls of the raw material hoppers and the top end of the supporting framework; screw feeding components are respectively mounted at the bottoms of the raw material hoppers, and the output ends of the screw feeding components extend into the top end part of the batching barrel; the batching barrel comprises a barrel body upper part, a barrel body middle part and a barrel body lower part which are sequentially communicated in the longitudinal direction. According to the accurate batching device provided by the utility model, one weighing module is used and the other weighing module is standby, stable and accurate weighing and proportioning can be realized, and the problem that normal batching is delayed due to damage of a certain weighing sensor in the prior art is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of accurate batching device for gypsum mortar preparation, belong to gypsum mortar preparation technical field. BACKGROUND

[0002] The main raw materials of gypsum mortar include gypsum powder (or gypsum powder), fine sand (or washed sand), water and various additives that may be needed, such as vitrified microbeads, heavy calcium powder, retarder, cellulose ether, etc. The selection of these raw materials should be determined according to specific needs and construction conditions.

[0003] During the preparation process of gypsum mortar, different preparation raw materials need to be added according to actual needs. Originally, the input flow of different raw materials was input by manual experience estimation. This preparation method often causes problems such as excessive or insufficient addition of raw materials, which affects the quality of gypsum mortar products. Therefore, weighing sensors are currently used to accurately grasp the weight and achieve accurate batching.

[0004] The weighing sensor is a relatively easy-to-damage component in the weighing and proportioning unit. During the weighing process, the raw materials have a large impact on the weighing sensor, and repeated impact processes can easily cause damage to the weighing sensor. Once a weighing sensor is damaged, it will affect the normal weighing of the raw materials and delay the batching process.

[0005] As can be seen from the above, the prior art has obvious inconvenience and defects in actual use, so it is necessary to improve. CONTENT OF THE UTILITY MODEL

[0006] The utility model provides an accurate batching device for gypsum mortar preparation to solve the problems in the background art. The weighing module can be used one by one, and stable and accurate weighing and proportioning can be achieved, solving the problem of delayed normal batching caused by damage to a weighing sensor in the prior art.

[0007] To solve the above technical problems, the utility model adopts the following technical solutions:

[0008] The accurate batching device for gypsum mortar preparation includes a mobile frame, a batching bucket is installed inside the mobile frame, a first weighing sensor is installed between the outer bucket wall of the batching bucket and the top end of the mobile frame, a support frame is fixedly installed above the mobile frame, a plurality of raw material hoppers are installed in the support frame in a circumferential distribution, and a second weighing sensor is installed between the outer wall of the raw material hopper and the top end of the support frame; the bottom of the raw material hopper is respectively provided with a screw rod feeding component, and the output end of the screw rod feeding component extends into the top end of the batching bucket; the batching bucket includes a bucket body upper part, a bucket body middle part and a bucket body lower part which are sequentially and communicatively arranged along the longitudinal direction.

[0009] Further, the mobile frame is provided with a roller, and the roller includes a universal brake wheel and a directional wheel.

[0010] Further, the first weighing sensor is three in number and is arranged in an equilateral triangle.

[0011] Further, the second weighing sensor is three in number and is arranged in an equilateral triangle around the periphery of each raw material hopper.

[0012] Further, the diameter of the upper part of the barrel is smaller than the diameter of the top end of the middle part of the barrel, and the diameter of the bottom end of the middle part of the barrel is equal to the diameter of the top end of the lower part of the barrel.

[0013] Further, a plurality of through holes are arranged in a circumferential manner around the lateral periphery of the upper part of the barrel, and the through holes are used for transversely penetrating the output end of the screw feeding component.

[0014] Further, the middle part of the barrel is in a reverse conical structure.

[0015] Further, the bottom of the lower part of the barrel is provided with an oval head.

[0016] Further, a stirring component is arranged inside the batching barrel and is driven by a motor arranged at the top of the batching barrel.

[0017] Further, a discharge pipe is arranged at the bottom of the batching barrel and is in communication with the inner cavity of the batching barrel, and a discharge valve is arranged on the discharge pipe.

[0018] Compared with the prior art, the above technical scheme has the following advantages:

[0019] When the raw material hopper supplies the batching barrel, the first weighing sensor or the second weighing sensor outputs a weight signal to the signal processing module and the controller, the first weighing sensor is used for sensing the weight of the reduced raw material in the raw material hopper, and the second weighing sensor is used for sensing the weight of the increased raw material in the batching barrel, when the weight of the reduced or increased raw material reaches a set value, the controller outputs a control signal to stop the screw feeding component from feeding;

[0020] The first weighing sensor and the second weighing sensor in the utility model can quickly and accurately sense the weight of the raw material, the first weighing sensor and the second weighing sensor can realize the one-use-one-backup function, can realize stable and accurate weighing and proportioning, and solve the problem that the normal batching is delayed due to damage of a certain weighing sensor in the prior art.

[0021] The utility model will be described in detail in combination with the drawings and examples. DRAWINGS

[0022] Fig. 1 is the structural schematic diagram of the utility model;

[0023] Fig. 2It is the internal structure schematic diagram of the utility model;

[0024] Fig. 3 It is the structure schematic diagram of the mixing barrel.

[0025] In the figure, 1 - mobile framework, 2 - gyro wheel, 3 - batching barrel, 301 - barrel upper portion, 302 - barrel middle portion, 303 - barrel lower portion, 304 - through hole, 4 - first weighing sensor, 5 - stirring component, 6 - motor, 7 - support framework, 8 - raw material hopper, 9 - second weighing sensor, 10 - screw feeding component, 11 - discharge pipe, 12 - discharge valve. DETAILED DESCRIPTION

[0026] In order to have more clear understanding to the technical features, object and effect of the utility model, now the specific implementation mode of the utility model is explained by comparing the drawings.

[0027] As Figs. 1-3 The utility model provides a kind of accurate batching device for gypsum mortar preparation, including mobile framework 1, batching barrel 3 is installed in mobile framework 1, first weighing sensor 4 is installed between batching barrel 3 outer barrel wall and mobile framework 1 top end, support framework 7 is fixedly installed above mobile framework 1, a plurality of raw material hoppers 8 are installed in support framework 7, and second weighing sensor 9 is installed between raw material hopper 8 outer wall and support framework 7 top end.

[0028] The bottom of the raw material hopper 8 is respectively provided with a screw feeding component 10, and the output end of the screw feeding component 10 extends into the top end of the batching barrel 3.

[0029] The mobile framework 1 is provided with a gyro wheel 2 at the bottom, and the gyro wheel 2 includes a universal brake wheel and a directional wheel.

[0030] The first weighing sensor 4 is in the form of an equilateral triangle.

[0031] Each raw material hopper 8 is provided with three second weighing sensors 9, and the three second weighing sensors 9 are in the form of an equilateral triangle.

[0032] The batching barrel 3 includes a barrel upper portion 301, a barrel middle portion 302 and a barrel lower portion 303 which are sequentially connected in the longitudinal direction.

[0033] The diameter of the barrel upper portion 301 is smaller than the diameter of the top end of the barrel middle portion 302, and the diameter of the bottom end of the barrel middle portion 302 is equal to the diameter of the top end of the barrel lower portion 303.

[0034] The transverse periphery of the upper portion 301 of the barrel body is provided with a plurality of through holes 304 distributed in a circumferential manner, and the through holes 304 are used for the transverse penetration of the output end of the screw feeding component 10 .

[0035] The middle portion 302 of the barrel body is an inverted cone-shaped structure, which is convenient for connection with the first weighing sensor 4.

[0036] The bottom of the barrel lower part 303 is provided with an elliptical head to ensure that there is no dead angle during the stirring process.

[0037] A stirring component 5 is installed inside the batching barrel 3. The stirring component 5 is driven by a motor 6 on the top of the batching barrel 3. The stirring component 5 mixes the raw materials evenly.

[0038] A discharge pipe 11 communicating with the inner cavity of the batching barrel 3 is installed at the bottom thereof, and a discharge valve 12 is installed on the discharge pipe 11 .

[0039] The specific working principle of this utility model:

[0040] The gypsum mortar raw materials in each raw material hopper 8 are respectively delivered to the batching barrel 3 by the screw feeding component 10, and after being evenly mixed by the stirring component 5, are output from the discharge pipe 11.

[0041] When the raw material hopper 8 feeds the material into the batching barrel 3, the first weighing sensor 4 or the second weighing sensor 9 outputs a weight signal to the signal processing module and the controller. The first weighing sensor 4 is used to sense the weight reduction of the raw material in the raw material hopper 8, and the second weighing sensor 9 is used to sense the weight increase of the raw material in the batching barrel 3. When the weight reduction or increase of the raw material reaches the set value, the controller outputs a control signal to stop the screw feeding component 10 from feeding.

[0042] The first load cell 4 and the second load cell 9 in the present invention can both sense the weight of the raw materials quickly and accurately. The first load cell 4 and the second load cell 9 can realize a one-in-one and one-in-standby function, and can achieve stable and accurate weighing and proportioning.

[0043] The above description is merely an example of the preferred embodiment of the present invention. Any details not described in detail are common knowledge within the art. The scope of protection of the present invention is determined by the claims. Any equivalent modifications based on the technical teachings of the present invention are also within the scope of protection of the present invention.

Claims

1. Precision batching device for preparing gypsum mortar, characterized by: The invention comprises a mobile frame (1), a batching barrel (3) is installed inside the mobile frame (1), a first weighing sensor (4) is installed between the outer barrel wall of the batching barrel (3) and the top of the mobile frame (1), a support frame (7) is fixedly installed above the mobile frame (1), a plurality of raw material hoppers (8) distributed in a circumferential manner are installed inside the support frame (7), and a second weighing sensor (9) is installed between the outer wall of the raw material hopper (8) and the top of the support frame (7); screw feeding components (10) are respectively installed at the bottom of the raw material hopper (8), and the output end of the screw feeding component (10) extends to the top of the batching barrel (3); the batching barrel (3) comprises a barrel upper part (301), a barrel middle part (302) and a barrel lower part (303) which are arranged in a longitudinal direction and connected in sequence.

2. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: A roller (2) is installed at the bottom of the mobile frame (1), and the roller (2) includes a universal brake wheel and a directional wheel.

3. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: The number of the first weighing sensors (4) is three, and they are distributed in an equilateral triangle.

4. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: Three second weighing sensors (9) are distributed on the periphery of each raw material hopper (8), and the three second weighing sensors (9) are distributed in an equilateral triangle.

5. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: The diameter of the upper part (301) of the barrel body is smaller than the diameter of the top end of the middle part (302) of the barrel body, and the diameter of the bottom end of the middle part (302) of the barrel body is equal to the diameter of the top end of the lower part (303) of the barrel body.

6. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: A plurality of through holes (304) distributed in a circumferential manner are provided on the transverse periphery of the upper portion (301) of the barrel body. The through holes (304) are used for the transverse penetration of the output end of the screw feeding component (10).

7. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: The middle portion (302) of the barrel body is an inverted cone-shaped structure.

8. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: The bottom of the barrel lower part (303) is provided with an elliptical head.

9. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: A stirring component (5) is installed inside the batching barrel (3), and the stirring component (5) is driven by a motor (6) on the top of the batching barrel (3).

10. The precise batching device for preparing gypsum mortar according to claim 1, characterized in that: A discharge pipe (11) communicating with the inner cavity of the batching barrel (3) is installed at the bottom thereof, and a discharge valve (12) is installed on the discharge pipe (11).

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