Portable handheld colorimeter

Abstract

The utility model relates to the technical field of colorimeters, and discloses a portable handheld colorimeter which comprises a colorimeter body, first clamping grooves are formed in the two sides of the wall face of the top end of the colorimeter body, an upper cover plate is movably clamped to the colorimeter body through the first clamping grooves, and a limiting assembly is arranged between the interior of a cavity of the colorimeter body and the upper cover plate. The limiting assembly comprises a clamping rod, a clamping block and a first transverse plate, a limiting groove is formed in the wall face of the front end of the colorimeter body, a push block is arranged in the limiting groove, and a lifting handle is fixedly connected to the wall face of one side of the colorimeter body. According to the colorimeter, the limiting assembly is arranged in the cavity of the colorimeter body, when a user pushes a push block in a limiting groove, a clamping rod and a clamping block are driven to be movably clamped in a corresponding circular groove and a rectangular groove in the ascending process, limiting and fixing of the upper cover plate are completed, and therefore the problem that the upper cover plate is prone to falling off is avoided; the practicability of the device is improved through reasonable structural design.

Description

Technical Field

[0001] The utility model relates to the technical field of colorimeter, in particular to a portable handheld colorimeter. Background Art

[0002] The prior art discloses a handheld electronic colorimeter and its use method (publication number: CN103308467A), which is assembled from a display screen, a circuit board, a memory card, a colorimetric cell, a lithium battery, and a plastic shell. First, the substance to be measured is prepared into a standard color sequence, photographed with a digital camera, and the electronic color sequence diagram is saved in the memory card and inserted into the device. When in use, press the "select measurement" button to select the substance to be measured, and transfer the color developer of the substance to be measured to the colorimetric cell, close to the white light screen of the detection device, move the colorimetric cell left and right, compare the color depth with the electronic color sequence, determine the adjacent color level with the smallest color difference, and the concentration of the substance to be measured can be estimated.

[0003] During the carrying process, it is usually necessary to snap a cover plate on the outside of the display screen to protect the display screen from being scratched or to prevent the colorimeter from accidentally starting up and consuming power. However, the commonly used cover plates are easy to fall off accidentally during the carrying process, and the cover plates with too complicated snapping are inconvenient to use.

[0004] To this end, those skilled in the art provide a portable handheld colorimeter to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a portable handheld colorimeter.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a portable handheld colorimeter, comprising a colorimeter body, a colorimetric cell slot is arranged at one end of the colorimetric body, a flip cover is arranged above the colorimetric cell slot, a display screen is arranged at the top of the colorimeter body, first engaging grooves are arranged on both sides of the top wall of the colorimeter body, the colorimeter body is movably engaged with an upper cover plate through the first engaging grooves, a limiting component is arranged between the cavity of the colorimeter body and the upper cover plate, the limiting component comprises a engaging rod, an engaging block and a first cross plate, a limiting groove is arranged on the front end wall of the colorimeter body, a push block is arranged in the limiting groove, the push block and the engaging block are in a fixed connection relationship, a circular groove and a rectangular groove are arranged on the side wall of the upper cover plate close to the colorimeter body, and the pushing block drives the engaging rod and the engaging block to be movably engaged in the corresponding circular groove and rectangular groove during the rising process, and a handle is fixedly connected to the side wall of the colorimeter body.

[0007] Preferably, a charging waterproof plug is provided on one side of the colorimeter body, a plurality of anti-sliding blocks are fixedly connected to a wall surface of a push block away from the colorimeter body, and one end of the engaging rod and the engaging block movably penetrates the top of the colorimeter body.

[0008] Preferably, a second engaging groove is formed on a wall surface of one side of the upper cover plate close to the colorimeter body, and the upper cover plate and the colorimeter body are movably engaged with each other through the second engaging groove and the first engaging groove.

[0009] Preferably, the first horizontal plate is fixedly installed in the cavity of the colorimeter body in a horizontal state, and a vertical rod is fixedly installed in a vertical state between the first horizontal plate and the top wall surface of the cavity of the colorimeter body.

[0010] Preferably, the vertical rod movably penetrates a second horizontal plate which is in a horizontal state, the second horizontal plate is parallel to the first horizontal plate, the top end of the second horizontal plate is fixedly connected to the engaging rod, and the engaging rod and the vertical rod are parallel to each other.

[0011] Preferably, the number of the second transverse plates is two, a third transverse plate is fixedly connected between the two second transverse plates, a connecting block is fixedly connected between the third transverse plate and the connecting block, and the connecting block movably passes through the limiting groove.

[0012] Preferably, a vertical threaded rod is movably connected between the first horizontal plate and the top wall of the colorimeter body cavity through a bearing, the threaded rod and the vertical rod are parallel to each other, the threaded rod movably passes through the third horizontal plate, and the threaded rod and the third horizontal plate are in a threaded connection relationship.

[0013] Beneficial Effects

[0014] The utility model provides a portable handheld colorimeter. It has the following beneficial effects:

[0015] (1) In the portable handheld colorimeter, the cover may fall off during the carrying process, causing the display screen to be scratched or the machine to start up accidentally. The present application sets an upper cover to be movably engaged with the colorimeter body, and sets a limit assembly in the cavity of the colorimeter body. When the user pushes the push block in the limit groove, the locking rod and the locking block are driven to be movably engaged in the corresponding circular groove and rectangular groove during the upward process, thereby completing the limit fixation of the upper cover, thereby avoiding the problem of the upper cover being easy to fall off. The present device improves the practicality of the device through reasonable structural design.

[0016] (2) In this portable handheld colorimeter, a charging waterproof plug is provided to improve the waterproof performance of the device, and an anti-sliding block is provided on one side of the push block to increase the friction between the push block and the user's finger.

[0017] (3) In this portable handheld colorimeter, when the user pushes the push block to rise, the push block is fixedly connected to the third horizontal plate through the connecting block, the third horizontal plate is fixedly connected to the second horizontal plates on both sides, and the engaging rod is fixedly connected to the corresponding second horizontal plate, thereby driving the engaging block and the engaging rod to rise. By setting a threaded rod that movably passes through the third horizontal plate, the threaded rod and the third horizontal plate are in a threaded connection relationship, and the threaded rod and the first horizontal plate and the top wall surface of the colorimeter body cavity are all movably connected. During the rising process of the third horizontal plate, the threaded rod rotates, and the engaging rod and the engaging block are movably engaged in the corresponding circular groove and rectangular groove to limit the upper cover plate. The device has a simple structure, low cost, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the appearance structure of a portable handheld colorimeter of the utility model;

[0019] Figure 2 This is a schematic diagram of the connection relationship between a colorimeter body and an upper cover plate of a portable handheld colorimeter of the utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of an upper cover plate of a portable handheld colorimeter of the utility model;

[0021] Figure 4 The three-dimensional structure diagram of the limit assembly of a portable handheld colorimeter of the utility model Figure 1 ;

[0022] Figure 5 The three-dimensional structure diagram of the limit assembly of a portable handheld colorimeter of the utility model Figure 2 .

[0023] Legend:

[0024] 10. Colorimeter body; 11. Flip cover; 12. Upper cover; 13. Handle; 14. Charging waterproof plug; 15. Limiting groove; 16. Push block; 17. Display screen; 18. First engaging groove; 19. Second engaging groove; 20. Circular groove; 21. Rectangular groove; 22. Anti-sliding block; 23. Engaging block; 24. Engaging rod; 25. First horizontal plate; 26. Vertical rod; 27. Second horizontal plate; 28. Threaded rod; 29. ​​Third horizontal plate; 30. Connecting block. DETAILED DESCRIPTION

[0025] like Figure 1-5The portable handheld colorimeter includes a colorimeter body 10, a colorimetric cell tank is arranged at one end of the colorimetric cell tank, a flip cover 11 is arranged above the colorimetric cell tank, a display screen 17 is arranged at the top of the colorimeter body 10, first engaging grooves 18 are arranged on both sides of the top wall of the colorimeter body 10, the colorimeter body 10 is movably engaged with an upper cover plate 12 through the first engaging grooves 18, a limiting component is arranged between the cavity of the colorimeter body 10 and the upper cover plate 12, and the limiting component includes an engaging rod 24, a card The colorimeter body 10 has a locking block 23 and a first horizontal plate 25. A limiting groove 15 is provided on the front end wall of the colorimeter body 10. A push block 16 is arranged in the limiting groove 15. The push block 16 and the locking block 23 are fixedly connected. A circular groove 20 and a rectangular groove 21 are provided on one side wall of the upper cover plate 12 close to the colorimeter body 10. During the rising process of the push block 16, the locking rod 24 and the locking block 23 are driven to be movably engaged in the corresponding circular groove 20 and rectangular groove 21. A handle 13 is fixedly connected to one side wall of the colorimeter body 10.

[0026] Specifically, when the colorimeter is carried, the cover may fall off, causing the display screen 17 to be scratched or the machine to start up accidentally. In the present application, the upper cover 12 is arranged to be movably engaged with the colorimeter body 10, and a limit assembly is arranged in the cavity of the colorimeter body 10. When the user pushes the push block 16 in the limit groove 15, the engaging rod 24 and the engaging block 23 are driven to be movably engaged in the corresponding circular groove 20 and rectangular groove 21 during the upward process, thereby completing the limit fixation of the upper cover 12, thereby avoiding the problem of the upper cover 12 falling off easily. The present device improves the practicality of the device through reasonable structural design.

[0027] A charging waterproof plug 14 is provided on one side of the colorimeter body 10 , a plurality of anti-sliding blocks 22 are fixedly connected to a wall surface of the push block 16 away from the colorimeter body 10 , and one end of the engaging rod 24 and the engaging block 23 movably penetrates the top of the colorimeter body 10 .

[0028] Specifically, providing a charging waterproof plug 14 can improve the waterproof performance of the device, and providing an anti-sliding block 22 on one side of the push block 16 can increase the friction between the push block 16 and the user's fingers.

[0029] A second engaging groove 19 is formed on a wall surface of the upper cover plate 12 close to the colorimeter body 10 , and the upper cover plate 12 and the colorimeter body 10 are movably engaged with each other through the second engaging groove 19 and the first engaging groove 18 .

[0030] Specifically, a second engaging groove 19 is formed on a wall surface of the upper cover plate 12 close to the colorimeter body 10 , and the upper cover plate 12 and the colorimeter body 10 are movably engaged with each other through the second engaging groove 19 and the first engaging groove 18 .

[0031] The first horizontal plate 25 is fixedly installed in the cavity of the colorimeter body 10 in a horizontal state, and a vertical rod 26 is fixedly installed between the first horizontal plate 25 and the top wall surface of the cavity of the colorimeter body 10. The vertical rod 26 movably penetrates a second horizontal plate 27 in a horizontal state, and the second horizontal plate 27 and the first horizontal plate 25 are parallel to each other. The top of the second horizontal plate 27 is fixedly connected to the clamping rod 24, and the clamping rod 24 and the vertical rod 26 are parallel to each other. There are two second horizontal plates 27, and a third horizontal plate 29 is fixedly connected between the two second horizontal plates 27. A connecting block 30 is fixedly connected between the third horizontal plate 29 and the connecting block 30, and the connecting block 30 movably penetrates the limiting groove 15. A vertical threaded rod 28 is movably connected between the first horizontal plate 25 and the top wall of the cavity of the colorimeter body 10 through a bearing. The threaded rod 28 and the vertical rod 26 are parallel to each other. The threaded rod 28 movably passes through the third horizontal plate 29. The threaded rod 28 and the third horizontal plate 29 are in a threaded connection relationship.

[0032] Specifically, when the user pushes the push block 16 to rise, the push block 16 is fixedly connected to the third cross plate 29 through the connecting block 30, the third cross plate 29 is fixedly connected to the second cross plates 27 on both sides, and the engaging rod 24 is fixedly connected to the corresponding second cross plates 27, thereby driving the engaging block 23 and the engaging rod 24 to rise. By setting a threaded rod 28 that movably penetrates the third cross plate 29, the threaded rod 28 and the third cross plate 29 are in a threaded connection relationship, and the threaded rod 28 and the first cross plate 25 and the top wall surface in the cavity of the colorimeter body 10 are all movably connected. During the rising process of the third cross plate 29, the threaded rod 28 rotates, and the engaging rod 24 and the engaging block 23 are movably engaged in the corresponding circular groove 20 and rectangular groove 21 to limit the upper cover plate 12. The device has a simple structure, low cost, and is easy to operate.

[0033] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A portable handheld colorimeter, comprising a colorimeter body (10), a colorimetric cell tank being disposed at one end of the colorimetric body (10), a flip cover (11) being disposed above the colorimetric cell tank, and a display screen (17) being disposed at the top of the colorimetric body (10), characterized in that: The colorimeter body (10) has first engaging grooves (18) on both sides of the top wall surface. The colorimeter body (10) is movably engaged with the upper cover plate (12) through the first engaging grooves (18). A limit assembly is arranged between the cavity of the colorimeter body (10) and the upper cover plate (12). The limit assembly includes an engaging rod (24), an engaging block (23) and a first transverse plate (25). The colorimeter body (10) has a limit groove (15) on the front wall surface. The limit groove (18) is arranged between the cavity of the colorimeter body (10) and the upper cover plate (12). 5) is provided with a push block (16), the push block (16) and the engaging block (23) are fixedly connected, a circular groove (20) and a rectangular groove (21) are provided on a side wall of the upper cover plate (12) close to the colorimeter body (10), and when the push block (16) rises, the engaging rod (24) and the engaging block (23) are driven to be movably engaged in the corresponding circular groove (20) and rectangular groove (21), and a handle (13) is fixedly connected to a side wall of the colorimeter body (10).

2. The portable handheld colorimeter according to claim 1, characterized in that: A charging waterproof plug (14) is provided on one side of the colorimeter body (10); a plurality of anti-sliding blocks (22) are fixedly connected to a wall surface of a push block (16) on a side away from the colorimeter body (10); and one end of a locking rod (24) and a locking block (23) movably penetrate the top end of the colorimeter body (10).

3. The portable handheld colorimeter according to claim 1, characterized in that: A second engaging groove (19) is provided on a side wall of the upper cover plate (12) close to the colorimeter body (10), and the upper cover plate (12) and the colorimeter body (10) are movably engaged with each other via the second engaging groove (19) and the first engaging groove (18).

4. The portable handheld colorimeter according to claim 1, characterized in that: The first horizontal plate (25) is fixedly installed in a horizontal state in the cavity of the colorimeter body (10), and a vertical rod (26) is fixedly installed in a vertical state between the first horizontal plate (25) and the top wall surface of the cavity of the colorimeter body (10).

5. The portable handheld colorimeter according to claim 4, characterized in that: The vertical rod (26) movably penetrates a second horizontal plate (27) in a horizontal state, the second horizontal plate (27) and the first horizontal plate (25) are in a state of being parallel to each other, the top end of the second horizontal plate (27) is fixedly connected to the locking rod (24), and the locking rod (24) and the vertical rod (26) are in a state of being parallel to each other.

6. The portable handheld colorimeter according to claim 5, characterized in that: There are two second transverse plates (27), a third transverse plate (29) is fixedly connected between the two second transverse plates (27), a connecting block (30) is fixedly connected between the third transverse plate (29) and the connecting block (30), and the connecting block (30) movably passes through the limiting groove (15).

7. The portable handheld colorimeter according to claim 1, characterized in that: A vertical threaded rod (28) is movably connected between the first horizontal plate (25) and the top wall surface of the cavity of the colorimeter body (10) via a bearing. The threaded rod (28) and the vertical rod (26) are parallel to each other. The threaded rod (28) movably passes through the third horizontal plate (29). The threaded rod (28) and the third horizontal plate (29) are in a threaded connection relationship.

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