Limiting device for solid tuning fork

Abstract

The utility model belongs to the technical field of solid tuning forks, and provides a limiting device for a solid tuning fork, which comprises a storage box, a support is fixedly connected to the storage box, an electric push rod is hinged to the support, a telescopic rod is fixedly connected to the output end of the electric push rod, and a first connecting rod is hinged to one end, away from the electric push rod, of the telescopic rod. The first connecting rod is hinged to a support, a supporting rod is fixedly connected to the support, and a supporting plate is fixedly connected to the end, away from the support, of the supporting rod. According to the utility model, the first connecting rod rotates inwards to drive one group of sliding plates to slide inwards on the supporting plate, one group of sliding plates drives the other group of sliding plates to slide inwards on the supporting plate through the second connecting rod, and the two groups of sliding plates drive the two groups of fixing plates through the connecting rods to clamp and fix the mounting shell on the solid tuning fork. By arranging the limiting, clamping and fixing mechanism, the solid tuning fork can be quickly mounted and fixed, and meanwhile, the solid tuning fork is convenient to disassemble.

Description

Technical Field

[0001] The utility model relates to the technical field of solid tuning forks, in particular to a limiting device for solid tuning forks. Background Art

[0002] In the early material measurement technology, people usually use some simple mechanical or electronic sensors for level detection. However, these sensors often have problems such as low accuracy and poor stability, and it is difficult to meet the needs of complex industrial environments. With the continuous advancement of electronic technology and sensor technology, solid tuning fork limit devices came into being.

[0003] However, most of the existing solid tuning forks cannot be quickly installed on the grain bin, and most of the existing solid tuning forks cannot adjust the test height of the tuning fork, thereby reducing the applicability of the solid tuning fork. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a limiting device for a solid tuning fork.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a limiting device for a solid tuning fork comprises a storage box, the storage box is fixedly connected with a bracket, the bracket is hinged with an electric push rod, the output end of the electric push rod is fixedly connected with a telescopic rod, the end of the telescopic rod away from the electric push rod is hinged with a connecting rod 1, the connecting rod 1 is hinged on the bracket, the bracket is fixedly connected with a support rod, the end of the support rod away from the bracket is fixedly connected with a support plate, both sides of the support plate are slidably connected with slide plates, the connecting rod 1 is hinged on the slide plate, the slide plate is hinged with a connecting rod 2, the end of the connecting rod 2 away from one group of slide plates is hinged on the other group of slide plates, a connecting shaft is rotatably connected to the connecting rod 2, the connecting shaft is fixedly connected to the support plate, the support plate is provided with a sliding groove, the sliding groove is slidably connected with a connecting rod, the connecting rod is fixedly connected to the slide plate, and the end of the connecting rod away from the slide plate is fixedly connected to the fixed plate.

[0006] As a further description of the above technical solution:

[0007] The fixing plate is fitted with a mounting shell, the mounting shell is fixedly connected to a threaded rod, the threaded rod is threadedly connected to a threaded sleeve, the end of the threaded sleeve away from the threaded rod is fixedly connected to a connecting disk, the end of the connecting disk away from the threaded sleeve is fixedly connected to a connecting pipe, the connecting pipe penetrates and is slidably connected to the storage box, and the end of the connecting pipe away from the connecting disk is fixedly connected to a tuning fork.

[0008] As a further description of the above technical solution:

[0009] A discharge pipe is fixedly connected through the storage box, and a one-way valve is arranged on the discharge pipe.

[0010] As a further description of the above technical solution:

[0011] The storage box is fixedly connected with supporting legs, and the supporting legs are provided with four groups, and the four groups of supporting legs are evenly distributed at the bottom of the storage box.

[0012] As a further description of the above technical solution:

[0013] A feed port is fixedly connected through the storage box.

[0014] As a further description of the above technical solution:

[0015] A relay is arranged in the installation shell, a tactile sensor is arranged in the installation shell, and a crystal is arranged in the installation shell.

[0016] As a further description of the above technical solution:

[0017] The model of the electric push rod is JC35L23.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, a group of slide plates is driven to slide inward on the support plate by the inward rotation of the connecting rod 1, and another group of slide plates is driven to slide inward on the support plate by the connecting rod 2. The two groups of slide plates drive the two groups of fixing plates to clamp and fix the mounting shell on the solid tuning fork through the connecting rod. Therefore, by setting such a limit clamping and fixing mechanism, the solid tuning fork can be quickly installed and fixed, and it is also easy to disassemble.

[0020] 2. In the utility model, the threaded sleeve rotates on the threaded rod to drive the connection plate to rise and fall, and the lifting of the connection plate drives the tuning fork on the connecting pipe to rise and fall. Therefore, the test height of the solid tuning fork can be adjusted through such an arrangement, thereby enhancing the applicability of the solid tuning fork. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic structural diagram of a position limiting device for a solid tuning fork proposed by the utility model;

[0022] Figure 2 This is a cross-sectional view of a position limiting device for a solid tuning fork proposed by the utility model;

[0023] Figure 3 for Figure 1 The enlarged view of point A in the middle;

[0024] Figure 4 for Figure 2 Enlarged view of point B in the middle.

[0025] Legend:

[0026] 1. Storage box; 2. Bracket; 3. Electric push rod; 4. Telescopic rod; 5. Connecting rod 1; 6. Support rod; 7. Support plate; 8. Slide plate; 9. Connecting rod 2; 10. Connecting shaft; 11. Slide groove; 12. Connecting rod; 13. Fixed plate; 14. Mounting shell; 15. Threaded rod; 16. Threaded sleeve; 17. Connecting plate; 18. Connecting pipe; 19. Tuning fork 1; 20. Discharge pipe; 21. One-way valve; 22. Support leg; 23. Feed inlet. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Reference Figure 1-Figure 4 The utility model provides an embodiment: a limit device for a solid tuning fork, comprising a storage box 1, a bracket 2 is fixedly connected to the storage box 1, an electric push rod 3 is hinged on the bracket 2, a telescopic rod 4 is fixedly connected to the output end of the electric push rod 3, a connecting rod 1 5 is hinged at one end of the telescopic rod 4 away from the electric push rod 3, the connecting rod 1 5 is hinged on the bracket 2, a support rod 6 is fixedly connected to the bracket 2, an end of the support rod 6 away from the bracket 2 is fixedly connected to a support plate 7, slide plates 8 are slidably connected to both sides of the support plate 7, the connecting rod 1 5 is hinged on the slide plate 8, the slide plate 8 is hinged with a connecting rod 2 9, the end of the connecting rod 2 9 away from one group of slide plates 8 is hinged on another group of slide plates 8, and a connecting rod 2 9 is rotatably connected to the connecting rod 2 9. The connecting shaft 10 is fixedly connected to the support plate 7. The support plate 7 is provided with a slide groove 11. The slide groove 11 is slidably connected with a connecting rod 12. The connecting rod 12 is fixedly connected to the slide plate 8. The end of the connecting rod 12 away from the slide plate 8 is fixedly connected to the fixed plate 13. Through the inward rotation of the connecting rod 1 5, one group of slide plates 8 is driven to slide inward on the support plate 7, and another group of slide plates 8 is driven to slide inward on the support plate 7 through the connecting rod 2 9. The two groups of slide plates 8 drive the two groups of fixed plates 13 to clamp and fix the mounting shell 14 on the solid tuning fork through the connecting rod 12. Therefore, by setting such a limit clamping and fixing mechanism, the solid tuning fork can be quickly installed and fixed, and it is also easy to disassemble.

[0029] The fixing plate 13 is fitted with a mounting shell 14, the mounting shell 14 is fixedly connected with a threaded rod 15, the threaded rod 15 is threadedly connected with a threaded sleeve 16, the end of the threaded sleeve 16 away from the threaded rod 15 is fixedly connected with a connecting plate 17, the end of the connecting plate 17 away from the threaded sleeve 16 is fixedly connected with a connecting pipe 18, the connecting pipe 18 penetrates and is slidably connected to the storage box 1, the end of the connecting pipe 18 away from the connecting plate 17 is fixedly connected with a tuning fork 19, the threaded sleeve 16 can be rotated on the threaded rod 15 to drive the connecting plate 17 to rise and fall, and the rising and falling of the connecting plate 17 drives the tuning fork on the connecting pipe 18 -19 lifting, therefore, the test height of the solid tuning fork can be adjusted through such an arrangement, thereby enhancing the applicability of the solid tuning fork, a discharge pipe 20 is fixedly connected through the storage box 1, a one-way valve 21 is provided on the discharge pipe 20, a support leg 22 is fixedly connected to the storage box 1, four groups of support legs 22 are provided, and the four groups of support legs 22 are evenly distributed on the bottom of the storage box 1, a feed port 23 is fixedly connected through the storage box 1, a relay is provided in the mounting shell 14, a tactile sensor is provided in the mounting shell 14, a crystal is provided in the mounting shell 14, and the model of the electric push rod 3 is JC35L23.

[0030] Working principle: First, rotate the threaded sleeve 16 on the threaded rod 15 to make the threaded sleeve 16 rise and fall, and the rise and fall of the threaded sleeve 16 drives the connection plate 17 to rise and fall, and the rise and fall of the connection plate 17 drives the tuning fork 19 on the connecting pipe 18 to rise and fall, so that the test height of the solid tuning fork can be adjusted. When the test height is adjusted, the connecting pipe 18 can be lowered into the storage box 1, and the mounting shell 14 can be placed between the two sets of fixed plates 13, and then the electric push rod 3 is started. The output end of the electric push rod 3 drives the telescopic rod 4 to push the connecting rod 1 5, so that the connecting rod 1 5 rotates upward. The upward rotation of the connecting rod 1 5 drives a group of slide plates 8 to slide inward on the support plate 7, and a group of slide plates 8 slide to drive the connecting rod 2 9 to rotate, and the connecting rod The rotation of the second 9 drives another group of slide plates 8 to slide inward on the support plate 7. The two groups of slide plates 8 slide inward on the support plate 7 and drive the two groups of connecting rods 12 to slide in the slide groove 11. The two groups of connecting rods 12 drive the fixing plate 13 to clamp and fix the mounting shell 14 on the solid tuning fork. In this way, the solid tuning fork can be quickly installed and fixed through such a limit clamping and fixing mechanism, and then the grain can be poured into the storage box 1 from the feed port 23. When the height of the grain reaches and contacts the tuning fork 19, the tactile sensor in the mounting shell 14 will transmit a signal to the relay in the mounting shell 14, and then the relay will start the crystal in the mounting shell 14, and the crystal will drive the tuning fork 19 to vibrate and issue an alarm.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A position limiting device for a solid tuning fork, comprising a storage box (1), characterized in that: The storage box (1) is fixedly connected to a bracket (2), an electric push rod (3) is hingedly connected to the bracket (2), a telescopic rod (4) is fixedly connected to the output end of the electric push rod (3), a connecting rod (5) is hingedly connected to the end of the telescopic rod (4) away from the electric push rod (3), the connecting rod (5) is hingedly connected to the bracket (2), a support rod (6) is fixedly connected to the bracket (2), the end of the support rod (6) away from the bracket (2) is fixedly connected to a support plate (7), the two sides of the support plate (7) are slidably connected to slide plates (8), the connecting rod (5) is hingedly connected to the slide plates (8), the slide plate (8) is hinged with a second connecting rod (9), one end of the second connecting rod (9) away from one group of slide plates (8) is hinged to another group of slide plates (8), a connecting shaft (10) is rotatably connected through the second connecting rod (9), the connecting shaft (10) is fixedly connected to the support plate (7), a sliding groove (11) is provided on the support plate (7), the sliding groove (11) is slidably connected with a connecting rod (12), the connecting rod (12) is fixedly connected to the slide plate (8), and the end of the connecting rod (12) away from the slide plate (8) is fixedly connected to the fixed plate (13).

2. A position limiting device for a solid tuning fork according to claim 1, characterized in that: The fixing plate (13) is fitted with a mounting shell (14), the mounting shell (14) is fixedly connected with a threaded rod (15), the threaded rod (15) is threadedly connected with a threaded sleeve (16), one end of the threaded sleeve (16) away from the threaded rod (15) is fixedly connected with a connecting plate (17), one end of the connecting plate (17) away from the threaded sleeve (16) is fixedly connected with a connecting pipe (18), the connecting pipe (18) penetrates and is slidably connected to the storage box (1), and one end of the connecting pipe (18) away from the connecting plate (17) is fixedly connected with a tuning fork (19).

3. A position limiting device for a solid tuning fork according to claim 1, characterized in that: A discharge pipe (20) is fixedly connected to and passes through the storage box (1), and a one-way valve (21) is provided on the discharge pipe (20).

4. The position limiting device for a solid tuning fork according to claim 1, characterized in that: The storage box (1) is fixedly connected with support legs (22), and the support legs (22) are provided in four groups, and the four groups of support legs (22) are evenly distributed at the bottom of the storage box (1).

5. The position limiting device for a solid tuning fork according to claim 1, characterized in that: A feed port (23) is fixedly connected through the storage box (1).

6. A position limiting device for a solid tuning fork according to claim 2, characterized in that: A relay is arranged in the installation shell (14), a tactile sensor is arranged in the installation shell (14), and a crystal is arranged in the installation shell (14).

7. The position limiting device for a solid tuning fork according to claim 1, characterized in that: The model of the electric push rod (3) is JC35L23.

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