Portable agar gel strength measuring device

Abstract

The utility model discloses a portable agar gel strength measuring device which comprises a mounting bracket, a guide seat arranged in the middle of the mounting bracket, a telescopic hole formed in the middle of the guide seat, a weight rod arranged in the telescopic hole in a penetrating manner, a threaded hole formed in the bottom end of the weight rod, and a threaded rod arranged in the threaded hole in a threaded manner, the portable agar gel strength measuring device is simple in structure, low in manufacturing cost and maintenance cost, high in economic benefit, proper in size, convenient to carry and suitable for field measurement outside a laboratory, the operation method is simple and convenient, the standard measuring head is rotated, so that the threaded rod moves up and down along the threaded hole, and the strength of the agar gel is measured. The length of the weight rod is further adjusted so as to adapt to different use requirements, the weight disc is pulled upwards through large force, the two limiting elastic pieces are separated from the two limiting grooves, and then the weight disc can be disassembled and maintained conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of agar gel strength determination, in particular to a portable agar gel strength determination device. Background Art

[0002] Agar is a polysaccharide extracted from seaweed and is one of the most widely used alginic gels in the world. Agar has good gelling properties and can form complexes with some substances. It can be used as a thickener, coagulant, suspending agent, emulsifier, preservative and stabilizer. It is widely used in the fields of food industry, pharmaceutical industry, daily chemical industry, bioengineering, etc. Since the gel also has the characteristics of stability and semi-solidity, it can be used as a culture medium, ointment base and other uses in the fields of microbiology and medicine. Therefore, the gel strength of agar is an important indicator for measuring the quality and use of agar. The existing agar gel strength measuring device is complex in structure, has many parts, high manufacturing cost and maintenance cost, low economic benefit, and the device is large and heavy, not suitable for handling, and cannot be used for on-site measurement outside the laboratory.

[0003] To solve the above problems, a portable agar gel strength measuring device is proposed. Utility Model Content

[0004] The utility model aims to provide a portable agar gel strength measuring device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable agar gel strength measuring device, comprising a mounting bracket, a guide seat is provided in the middle of the mounting bracket, a telescopic hole is opened in the middle of the guide seat, a weight rod is inserted into the telescopic hole, a threaded hole is opened at the bottom end of the weight rod, a threaded rod is provided in the internal thread of the threaded hole, a standard measuring head is fixedly connected to the bottom end of the threaded rod, a connecting block is fixedly provided at the top of the weight rod, a connecting seat is clamped at the top of the connecting block, a weight disk is fixedly provided at the top of the connecting seat, connecting strips are fixedly provided on both sides of the bottom end of the mounting bracket, and bases are fixedly provided on both sides of the bottom ends of the two connecting strips.

[0006] The measuring device has a simple structure, low manufacturing and maintenance costs, high economic benefits, and an appropriate size for portability. It is suitable for on-site measurements outside laboratories, and the operation method is simple and convenient. By rotating the standard measuring head, the threaded rod moves up and down along the threaded hole, and then the length of the weight rod is adjusted to adapt to different usage requirements. By using a large force to pull the weight plate upward, the two limit springs are separated from the two limit grooves, making it easy to disassemble and maintain the weight plate.

[0007] Preferably, a placement hole is provided at the connection between the mounting bracket and the guide seat, and the provision of the placement hole facilitates the installation of the guide seat.

[0008] Preferably, a plurality of rotating grooves are provided on the inner side of the telescopic hole, balls are rotatably arranged inside the plurality of rotating grooves, and the plurality of balls are arranged corresponding to the weight rod. The arrangement of the plurality of balls can facilitate the stable up and down movement of the weight rod.

[0009] Preferably, both sides of the connecting block are provided with seating grooves, and limiting spring sheets are fixedly arranged inside the two seating grooves. Two limiting grooves are provided on the inner sides of the two connecting seats, and the two limiting grooves are respectively engaged with the two limiting spring sheets. The two limiting spring sheets are respectively engaged with the two limiting grooves to facilitate limiting the connecting seat, thereby limiting the weight plate.

[0010] Preferably, the mounting bracket, the two connecting bars and the four bases are an integrated structure, which can ensure the overall structural strength.

[0011] Preferably, a U-shaped tube clamp is provided on the top of the surface of the weight rod, and the U-shaped tube clamp is provided between the connecting seat and the guide seat. The connecting seat is limited by the U-shaped tube clamp, thereby limiting the weight plate.

[0012] Preferably, the connecting seat and the weight plate are an integrated structure.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the measuring device has a simple structure, low manufacturing cost and maintenance cost, high economic benefit, and is of appropriate size and easy to carry. It is suitable for on-site measurements outside the laboratory, and the operation method is simple and convenient. By rotating the standard measuring head, the threaded rod moves up and down along the threaded hole, and then the length of the weight rod is adjusted to adapt to different usage requirements. By using a larger force to pull the weight plate upward, the two limit springs are separated from the two limit grooves, making it easy to disassemble and maintain the weight plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 It is a front cross-sectional view of the utility model;

[0016] Figure 3 It is an enlarged view of part A of the utility model;

[0017] Figure 4 It is an enlarged view of part B of the utility model;

[0018] Figure 5 It is an enlarged view of the local C of the utility model.

[0019] In the figure: 1. Mounting bracket; 2. Connecting strip; 3. Base; 4. Mounting hole; 5. Guide seat; 6. Threaded rod; 7. U-shaped pipe clamp; 8. Weight plate; 9. Weight rod; 10. Standard measuring head; 11. Telescopic hole; 12. Rotating groove; 13. Ball; 14. Connecting block; 15. Connecting seat; 16. Mounting groove; 17. Limiting spring piece; 18. Limiting groove; 19. Threaded hole. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] See also Figure 1-5 The utility model provides a portable agar gel strength measuring device, including a mounting bracket 1, a guide seat 5 is arranged in the middle of the mounting bracket 1, a telescopic hole 11 is opened in the middle of the guide seat 5, a weight rod 9 is inserted in the telescopic hole 11, a threaded hole 19 is opened at the bottom end of the weight rod 9, a threaded rod 6 is arranged in the inner thread of the threaded hole 19, a standard measuring head 10 is fixedly connected to the bottom end of the threaded rod 6, a connecting block 14 is fixedly arranged at the top end of the weight rod 9, a connecting seat 15 is clamped at the top of the connecting block 14, a weight plate 8 is fixedly arranged at the top end of the connecting seat 15, and both sides of the bottom end of the mounting bracket 1 are A connecting bar 2 is fixedly provided, and bases 3 are fixedly provided on both sides of the bottom ends of the two connecting bars 2. The measuring device has a simple structure, low manufacturing cost and maintenance cost, high economic benefit, and is of appropriate size and easy to carry. It is suitable for on-site measurement outside the laboratory, and the operation method is simple and convenient. By rotating the standard measuring head 10, the threaded rod 6 moves up and down along the threaded hole 19, and then the length of the weight rod 9 is adjusted to adapt to different usage requirements. By using a larger force to pull the weight plate 8 upward, the two limiting spring pieces 17 are separated from the two limiting grooves 18, so that the weight plate 8 can be disassembled and maintained easily.

[0022] A placement hole 4 is provided at the connection between the mounting bracket 1 and the guide seat 5, and a plurality of rotation grooves 12 are provided inside the telescopic hole 11, and balls 13 are rotatably provided inside the plurality of rotation grooves 12, and the plurality of balls 13 are provided corresponding to the weight rods 9;

[0023] When in use, the guide seat 5 can be easily installed by setting the placement hole 4, and the weight rod 9 can be easily moved up and down stably by setting a plurality of balls 13;

[0024] Both sides of the connecting block 14 are provided with placement grooves 16, and the insides of the two placement grooves 16 are fixedly provided with limit springs 17. The inner sides of the two connecting seats 15 are provided with two limit grooves 18, and the two limit grooves 18 are respectively engaged with the two limit springs 17. The mounting bracket 1, the two connecting strips 2 and the four bases 3 are an integrated structure, which can ensure the overall structural strength. The top of the surface of the weight rod 9 is engaged with a U-shaped pipe clamp 7, which is arranged between the connecting seat 15 and the guide seat 5, and the connecting seat 15 and the weight plate 8 are an integrated structure.

[0025] When in use, the two limiting spring pieces 17 are respectively engaged with the two limiting grooves 18 to limit the connection seat 15, thereby limiting the weight plate 8, and the U-shaped pipe clamp 7 is used to limit the connection seat 15, thereby limiting the weight plate 8.

[0026] When the embodiment of the present application is in use: the measuring device has a simple structure, low manufacturing cost and maintenance cost, high economic benefit, and appropriate size, which is convenient to carry and suitable for on-site measurement outside the laboratory. The operation method is simple and convenient. During use, the agar to be tested is first placed directly below the standard measuring head 10, and then the U-shaped tube clamp 7 is removed. The weight rod 9 will slide down vertically freely under the action of gravity until the standard measuring head 10 contacts the horizontal surface of the agar to be tested, and then weights of different weights are placed on the weight plate 8. At this time, the agar to be tested will be squeezed by the gravity of the standard measuring head 10, and the weights are continuously added until the surface of the agar to be tested breaks within 5-10 seconds, and the gel strength of the agar can be measured. Among them, by rotating the standard measuring head 10, the threaded rod 6 moves up and down along the threaded hole 19, and then the length of the weight rod 9 is adjusted to adapt to different usage requirements. By using a larger force to pull the weight plate 8 upward, the two limiting springs 17 are separated from the two limiting grooves 18, which makes it easy to disassemble and maintain the weight plate 8.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A portable agar gel strength measuring device, comprising a mounting bracket (1), characterized in that: A guide seat (5) is provided in the middle of the mounting bracket (1), a telescopic hole (11) is provided in the middle of the guide seat (5), a weight rod (9) is inserted into the telescopic hole (11), a threaded hole (19) is provided at the bottom end of the weight rod (9), a threaded rod (6) is provided in the internal thread of the threaded hole (19), a standard measuring head (10) is fixedly connected to the bottom end of the threaded rod (6), a connecting block (14) is fixedly provided at the top end of the weight rod (9), a connecting seat (15) is snap-fitted at the top of the connecting block (14), a weight plate (8) is fixedly provided at the top end of the connecting seat (15), connecting strips (2) are fixedly provided on both sides of the bottom end of the mounting bracket (1), and bases (3) are fixedly provided on both sides of the bottom ends of the two connecting strips (2).

2. A portable agar gel strength measuring device according to claim 1, characterized in that: A placement hole (4) is provided at the connection between the mounting bracket (1) and the guide seat (5).

3. A portable agar gel strength measuring device according to claim 1, characterized in that: A plurality of rotating grooves (12) are provided on the inner side of the telescopic hole (11), and a plurality of balls (13) are rotatably arranged inside the plurality of rotating grooves (12), and the plurality of balls (13) are arranged corresponding to the weight rods (9).

4. A portable agar gel strength measuring device according to claim 1, characterized in that: Both sides of the connecting block (14) are provided with placement grooves (16), and the interiors of the two placement grooves (16) are fixedly provided with limiting spring sheets (17). The inner sides of the two connecting seats (15) are provided with two limiting grooves (18), and the two limiting grooves (18) are respectively engaged and connected with the two limiting spring sheets (17).

5. A portable agar gel strength measuring device according to claim 1, characterized in that: The mounting bracket (1), the two connecting bars (2) and the four bases (3) are an integrated structure.

6. A portable agar gel strength measuring device according to claim 1, characterized in that: A U-shaped pipe clamp (7) is provided at the top of the surface of the weight rod (9), and the U-shaped pipe clamp (7) is provided between the connecting seat (15) and the guide seat (5).

7. A portable agar gel strength measuring device according to claim 1, characterized in that: The connecting seat (15) and the weight plate (8) are an integrated structure.

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