Quantitative feeding device

Abstract

The quantitative feeding device comprises a bearing plate, a storage hopper, a weighing sensor and a driving assembly, the storage hopper comprises a hopper and a blocking plate, the hopper is arranged on the bearing plate, the blocking plate is arranged at a discharging opening of the hopper, and the blocking plate moves relative to the hopper; the weighing sensor is connected to the plugging plate and is used for measuring the load of the plugging plate; the driving assembly is connected to the bearing plate and the weighing sensor and used for driving the blocking plate to open and close the discharging opening of the hopper. The balance of feed in the hopper is measured through the weighing sensor, the feed putting amount can be obtained, and therefore quantitative feed putting is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of animal breeding, in particular to a quantitative delivery device. Background Art

[0002] Mice and rats are important experimental animals, and have a wide range of use value in many fields, such as life science exploration, disease treatment program demonstration, new drug development, infectious disease research, medical teaching and experiments, etc. Mice and rats used in modern biomedical research must be kept in a comfortable, stress-free and controlled barrier environment.

[0003] At present, during the feeding stage of rats and mice, feed is manually fed into each breeding cage. However, the growth conditions of rats and mice are different, and the amount of feed required is also different. Since the amount of feed is controlled by feeling when feeding manually, quantitative feeding cannot be performed. It is easy to feed too much or too little, which is not conducive to the normal diet of rats and mice. Utility Model Content

[0004] Based on the above description, the utility model provides a quantitative feeding device, which aims to solve the problem that the feed cannot be fed quantitatively by hand during the existing feeding stage of rats and mice.

[0005] The technical solution of the utility model to solve the above technical problems is as follows:

[0006] A quantitative delivery device, comprising:

[0007] Loading plate;

[0008] A storage hopper, comprising a hopper and a blocking plate, wherein the hopper is arranged on the carrying plate, the blocking plate is arranged at a discharge port of the hopper, and the blocking plate moves relative to the hopper;

[0009] A weighing sensor connected to the blocking plate, the weighing sensor being used to measure the load of the blocking plate;

[0010] A driving assembly is connected to the bearing plate and the weighing sensor, and the driving assembly is used to drive the blocking plate to open and close the discharge port of the hopper.

[0011] On the basis of the above technical solution, the present invention can also be improved as follows.

[0012] Furthermore, the driving assembly includes a driving motor, a screw rod and a nut seat, one end of the screw rod is connected to the driving motor, the nut seat is threadably matched with the screw rod, and the nut seat is connected to the weighing sensor.

[0013] Furthermore, it comprises at least one pair of first sliding assemblies, each of which is disposed between the bearing plate and the nut seat, and each of which is connected to the bearing plate and the nut seat.

[0014] Furthermore, the first sliding assembly includes a guide rail and a slider, and the slider is slidably matched with the guide rail.

[0015] Furthermore, it comprises a main control module, and the weighing sensor and the driving motor are both electrically connected to the main control module.

[0016] Furthermore, it comprises two second sliding assemblies, both of which are arranged on one side of the storage bucket, and the two second sliding assemblies are symmetrically arranged.

[0017] Furthermore, the second sliding assembly includes a side plate and a plurality of rollers, and the plurality of rollers are rotatably disposed on the side plate.

[0018] Furthermore, it comprises a drag chain, which is arranged on one side of the driving assembly and connected to the bearing plate.

[0019] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0020] (1) The present application measures the remaining amount of feed in the hopper through a weighing sensor, and can obtain the amount of feed put in, thereby achieving quantitative feed putting in.

[0021] (2) This application can be operated automatically through the main control module, and no human intervention is required in the entire process. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a general assembly diagram of a quantitative dispensing device provided in an embodiment of the utility model;

[0023] Figure 2 It is a schematic diagram of the structure of the driving assembly in the embodiment of the utility model.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 10. Loading plate; 11. Long slot;

[0026] 20. Storage bucket; 21. Material hopper; 22. Sealing plate;

[0027] 30. Weighing sensor;

[0028] 40. driving assembly; 41. driving motor; 42. screw rod; 43. nut seat;

[0029] 50. first sliding assembly; 51. guide rail; 52. slider;

[0030] 60. Main control module;

[0031] 70. Second sliding assembly; 71. Side plate; 72. Roller;

[0032] 80. Drag chain. DETAILED DESCRIPTION

[0033] In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Embodiments of the present application are provided in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0035] It will be appreciated that spatial relationship terms such as "under," "beneath," "below," "under," "above," "above," etc., may be used herein to describe the relationship of an element or feature shown in the figures to other elements or features. It will be appreciated that, in addition to the orientations shown in the figures, spatial relationship terms also include different orientations of the device in use and operation. For example, if the device in the accompanying drawings is flipped, an element or feature described as "under other elements" or "under it" or "under it" will be oriented as being "above" the other elements or features. Thus, the exemplary terms "under" and "under" may include both upper and lower orientations. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations), and the spatial descriptors used herein are interpreted accordingly.

[0036] When used herein, the singular forms "a", "an", and "said / the" may also include plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "include / comprise" or "have" etc. specify the presence of stated features, wholes, steps, operations, components, parts or combinations thereof, but do not exclude the possibility of the presence or addition of one or more other features, wholes, steps, operations, components, parts or combinations thereof.

[0037] See attached Figures 1-2As shown, the utility model provides a technical solution: a quantitative dispensing device, including a supporting plate 10, a storage hopper 20, a weighing sensor 30 and a driving assembly 40, the storage hopper 20 includes a hopper 21 and a blocking plate 22, the hopper 21 is arranged on the supporting plate 10, the blocking plate 22 is arranged at the discharge port of the hopper 21, and the blocking plate 22 moves relative to the hopper 21; the weighing sensor 30 is connected to the blocking plate 22, and the weighing sensor 30 is used to measure the load of the blocking plate 22; the driving assembly 40 is connected to the supporting plate 10 and the weighing sensor 30, and the driving assembly 40 is used to drive the blocking plate 22 to open and close the discharge port of the hopper 21.

[0038] For example, the driving assembly 40 can be disposed above or below the carrier plate 10; when the driving assembly 40 is disposed below the carrier plate 10, the carrier plate 10 is provided with a long slot 11 for moving the weighing sensor 30. The driving assembly 40 can be a cylinder, a hydraulic cylinder, an electric push rod or an electric cylinder.

[0039] According to this embodiment, when the feed enters the hopper 21, the load of the blocking plate 22 measured by the weighing sensor 30 gradually changes. When the weighing sensor 30 measures that the total amount of feed in the hopper 21 reaches the preset total weight, the feed is stopped from being added to the hopper 21. When the feed is put into each breeding cage, the driving assembly 40 drives the blocking plate 22 to open the discharge port of the hopper 21, so that the feed enters the breeding cage from the discharge port of the hopper 21. At the same time, the weighing sensor 30 measures the remaining amount of feed in the hopper 21, and the feed delivery amount can be obtained; when the feed delivery amount reaches the preset delivery amount, the driving assembly 40 drives the blocking plate 22 to close the discharge port of the hopper 21. Thereby, quantitative feed delivery is achieved.

[0040] See attached Figure 2 As shown, in some embodiments, the drive assembly 40 includes a drive motor 41, a screw rod 42 and a nut seat 43, one end of the screw rod 42 is connected to the drive motor 41, the nut seat 43 is threadedly matched with the screw rod 42, and the nut seat 43 is connected to the weighing sensor 30.

[0041] According to this embodiment, the driving motor 41 drives the screw rod 42 to rotate, so that the nut seat 43 moves linearly along the screw rod 42, so that the nut seat 43 drives the weighing sensor 30 and the sealing plate 22 to move, so as to open and close the discharge port of the hopper 21.

[0042] See attached Figure 2 As shown, in some embodiments, at least one pair of first sliding assemblies 50 are included, each of which is disposed between the carrier plate 10 and the nut seat 43, and each of which is connected to the carrier plate 10 and the nut seat 43. In this embodiment, the first sliding assembly 50 includes a guide rail 51 and a slider 52, and the slider 52 is slidably matched with the guide rail 51.

[0043] Exemplarily, the first sliding assembly 50 may also be an optical axis, a linear bearing, and the like.

[0044] According to this embodiment, the first sliding assembly 50 can ensure the stability of the movement of the blocking plate 22 and prevent the blocking plate 22 from deviating and causing feed leakage.

[0045] See attached Figure 1 As shown, in some embodiments, a main control module 60 is included, and the weighing sensor 30 and the drive motor 41 are both electrically connected to the main control module 60 .

[0046] Exemplarily, the model of the main control module 60 may be stm32 or the like.

[0047] According to this embodiment, the main control module 60 is used to receive the feedback signal from the weighing sensor 30 and perform logic operations, and at the same time control the driving motor 41 according to the operation results to achieve automatic operation.

[0048] See attached Figure 1 As shown, in some embodiments, two second sliding assemblies 70 are included, and the two second sliding assemblies 70 are both arranged on one side of the storage bucket 20, and the two second sliding assemblies 70 are symmetrically arranged. In this embodiment, the second sliding assembly 70 includes a side plate 71 and a plurality of rollers 72, and the plurality of rollers 72 are all rotatably arranged on the side plate 71.

[0049] Exemplarily, the second sliding assembly 70 may also be composed of a side plate 71 , an optical axis and a linear bearing, or may be composed of a side plate 71 , a guide rail 51 and a slider 52 , etc.

[0050] According to this embodiment, when moving toward each breeding cage, the carrying plate 10 is connected to the carrying platform through two second sliding assemblies 70. This can ensure the linear movement of the carrying plate 10 and reduce friction resistance.

[0051] See attached Figure 1 As shown, in some embodiments, a drag chain 80 is included. The drag chain 80 is disposed on one side of the driving assembly 40 , and the drag chain 80 is connected to the carrying plate 10 .

[0052] According to this embodiment, the drag chain 80 can protect the cables of the drive motor 41 and the like, and reduce the wear of the cables.

[0053] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A quantitative delivery device, characterized in that: include: A carrying plate (10); A storage hopper (20), comprising a hopper (21) and a blocking plate (22), wherein the hopper (21) is arranged on the carrying plate (10), the blocking plate (22) is arranged at a discharge port of the hopper (21), and the blocking plate (22) moves relative to the hopper (21); A weighing sensor (30) connected to the blocking plate (22), the weighing sensor (30) being used to measure the load of the blocking plate (22); A driving assembly (40) is connected to the carrying plate (10) and the weighing sensor (30), and the driving assembly (40) is used to drive the blocking plate (22) to open and close the discharge port of the hopper (21).

2. The quantitative dosing device according to claim 1, characterized in that: The driving assembly (40) comprises a driving motor (41), a screw rod (42) and a nut seat (43), one end of the screw rod (42) is connected to the driving motor (41), the nut seat (43) is threadedly matched with the screw rod (42), and the nut seat (43) is connected to the weighing sensor (30).

3. The quantitative delivery device according to claim 2, characterized in that: It comprises at least one pair of first sliding assemblies (50), each of which is arranged between the supporting plate (10) and the nut seat (43), and each of which is connected to the supporting plate (10) and the nut seat (43).

4. The quantitative delivery device according to claim 3, characterized in that: The first sliding assembly (50) comprises a guide rail (51) and a sliding block (52), and the sliding block (52) is slidably matched with the guide rail (51).

5. The quantitative delivery device according to claim 2, characterized in that: It comprises a main control module (60), and the weighing sensor (30) and the driving motor (41) are both electrically connected to the main control module (60).

6. The quantitative dosing device according to any one of claims 1 to 5, characterized in that: It comprises two second sliding assemblies (70), the two second sliding assemblies (70) are both arranged on one side of the storage bucket (20), and the two second sliding assemblies (70) are symmetrically arranged.

7. The quantitative delivery device according to claim 6, characterized in that: The second sliding assembly (70) comprises a side plate (71) and a plurality of rollers (72), wherein the plurality of rollers (72) are rotatably disposed on the side plate (71).

8. The quantitative delivery device according to claim 7, characterized in that: It comprises a drag chain (80), wherein the drag chain (80) is arranged on one side of the driving assembly (40), and the drag chain (80) is connected to the carrying plate (10).

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