Sample preparation device for hydrocarbon analysis

Abstract

The utility model relates to the technical field of sample preparation equipment, in particular to a sample preparation device for hydrocarbon analysis, which can ensure the same pressure during stamping, ensure the accuracy of analysis results and facilitate subsequent use. Comprising a base, fixing holes are symmetrically formed in the left end and the right end of the bottom of the base, electric telescopic rods are installed in the fixing holes, push plates are fixedly installed at the telescopic ends of the electric telescopic rods, and two punching tables are fixedly installed at the top ends of the push plates and located in matching holes; two matching holes are formed in the left end and the right end of the top of the base, the two die holders are installed at the left end and the right end of the top of the base respectively, stamping holes matched with the matching holes are formed in the die holders, and the fixing assemblies are installed at the four corners of the bottom end of the base; the moving assembly is installed in the middle of the top end of the base, the stamping assembly is installed on the moving assembly, and the collecting assembly is installed on the die holder.

Description

Technical Field

[0001] The utility model relates to the technical field of sample preparation equipment, in particular to a sample preparation device for carbon hydrogen analysis. Background Art

[0002] Carbon-hydrogen analysis is an instrument that determines the carbon and hydrogen content in coal and other organic matter through a carbon-hydrogen analyzer. The use environment is mainly to measure the carbon and hydrogen content of the sample to be tested in the laboratory. During the use of the carbon-hydrogen analyzer, the sample to be tested needs to be made into a piece. A sample preparation device for carbon-hydrogen analysis proposed by prior art publication number CN217059592U includes a base, a die base and a punching base. A guide rod is welded in the middle of the upper surface of the base, and guide holes are opened in the middle of the die base and the punching base. The die base and the punching base are sequentially sleeved on the guide rod through the guide holes. Four punching platforms are evenly distributed on the outer side of the upper surface of the base. The lower surface of the die base is provided with matching holes corresponding to the punching platforms. A punching hole is opened between the inner top of the matching hole and the upper surface of the die base. A connecting rod is welded on the lower surface of the punching base corresponding to the punching hole. A punching head matching the punching hole is welded at the lower end of the connecting rod. A discharge groove is opened on the upper surface of the base and located between the punching platforms. However, it requires the experimenter to press down the punching seat, and it cannot ensure that the pressure is the same every time the punching is performed, which will cause differences between the samples to be tested and affect the analysis results. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a sample preparation device for hydrocarbon analysis which can make the pressure during stamping uniform, ensure the accuracy of the analysis result, and facilitate subsequent use.

[0004] The utility model discloses a sample preparation device for hydrocarbon analysis, comprising a base; two die bases, a fixed component, a moving component, a stamping component and a collecting component, two matching holes are arranged at the left and right ends of the top of the base, the two die bases are respectively mounted at the left and right ends of the top of the base, the die bases are provided with stamping holes matching the matching holes, the fixed component is mounted at the four corners of the bottom end of the base, the moving component is mounted at the middle of the top end of the base, the stamping component is mounted on the moving component, and the collecting component is mounted on the die base; the base is supported and fixed by the fixed component to ensure stability during use, a sample to be prepared is placed in the stamping hole, the moving component drives the stamping component to move downward, the sample to be tested is squeezed into a round sheet shape by the stamping component, the pressure during each stamping is ensured to be the same, the accuracy of the analysis result is ensured, and the formed sheet-shaped sample is ejected and enters the collecting component for subsequent use.

[0005] Preferably, it also includes two electric telescopic rods, two push plates and two groups of punching platforms. Fixed holes are symmetrically opened on the left and right ends of the bottom of the base. The electric telescopic rod is installed in the fixing hole. The telescopic end of the electric telescopic rod is fixedly installed with a push plate. Two punching platforms are fixedly installed on the top of the push plate, and the punching platforms are located in the matching holes. When in use, the electric telescopic rod pushes the push plate to drive the punching platform to align with the base. After the sample is formed, the electric telescopic rod contracts and drives the push plate to move upward. The push plate pushes the punching platform to move upward, and the sample to be tested is ejected from the punching hole and discharged into the collection component.

[0006] Preferably, the fixing assembly includes a plurality of legs and a plurality of suction cups, wherein the plurality of legs are respectively fixedly mounted at the four corners of the bottom end of the base, and the suction cups are mounted at the bottom ends of the legs; when in use, the suction cups are placed and adsorbed on the experimental table, and the base is supported by the legs to prevent the base from moving, thereby ensuring stability during use.

[0007] Preferably, the moving assembly includes two vertical plates, a top plate, a servo motor, a screw, a moving plate and two guide rods, the bottoms of the two vertical plates are fixedly mounted on the front and rear ends of the top of the base, the top of the vertical plate is fixedly connected to the top plate, the servo motor is fixedly mounted on the middle part of the top of the top plate, the output end of the servo motor is mounted with a screw, the bottom of the screw is rotatably mounted on the middle part of the top of the base, the two guide rods are symmetrically mounted between the bottom of the top plate and the top of the base about the front and rear of the screw, the middle part of the moving plate is screwed on the outer wall of the screw, and the front and rear ends of the moving plate are slidably mounted on the outer walls of the guide rods; starting the servo motor drives the screw to rotate, and the rotation of the screw can drive the moving plate to move downward, and the moving plate is supported and guided by the guide rods to ensure stability during movement.

[0008] Preferably, the stamping assembly includes two extension plates, two second electric telescopic rods, two mounting plates, two stamping heads and two sets of limit rods, the two extension plates are fixedly mounted on the left and right ends of the movable plate respectively, the second electric telescopic rod is fixedly mounted on the extension plate, the telescopic end of the second electric telescopic rod is fixedly mounted with a mounting plate, two stamping heads are mounted on the bottom of the mounting plate, the stamping heads are located directly above the stamping holes, the front and rear ends of the top of the mounting plate are fixedly connected with limit rods, and the limit rods are slidably mounted on the extension plates; after the movable plate drives the extension plate to move downward, the second electric telescopic rod is started to push the mounting plate to move downward, and the mounting plate pushes the stamping head to move downward, and the stamping head can enter the stamping hole to squeeze the sample to be tested into a sheet-like shape, and the second electric telescopic rod can make the pressure the same during each stamping to ensure the accuracy of the analysis results.

[0009] Preferably, the collecting assembly comprises two groups of positioning rods, two guide blocks and two collecting grooves, the two groups of positioning rods are fixedly mounted on the left and right ends of the top of the base respectively, positioning holes matching the positioning rods are provided on the die base and the guide blocks, a slope is provided on the top of the guide blocks, and a through hole matching the punching hole is provided on the guide blocks, and the collecting grooves are mounted on the outer wall of the die base; when in use, the positioning holes on the die base and the guide blocks are aligned with the positioning rods and installed on the top of the base, the stamped sample to be tested is pushed upward to the top of the guide block through the punching platform, and the sample to be tested is guided downward through the slope of the top of the guide block and enters the collecting groove for subsequent use.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the base is supported and fixed by a fixing assembly to ensure stability during use; the sample to be tested is placed in the punching hole; the moving assembly drives the punching assembly to move downward; the sample to be tested is squeezed into a round sheet shape by the punching assembly to ensure that the pressure is the same each time the punching is performed, thereby ensuring the accuracy of the analysis result; the formed sheet-shaped sample is ejected from the collecting assembly for subsequent use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model;

[0012] Figure 2 It is a front structural schematic diagram of the utility model;

[0013] Figure 3 It is a front cross-sectional structural schematic diagram of the utility model;

[0014] Figure 4 It is a left-side cross-sectional structural schematic diagram of the utility model;

[0015] Figure 5 It is a right side cross-sectional structural schematic diagram of the utility model;

[0016] Markings in the attached drawings: 1. base; 2. mold base; 3. electric telescopic rod; 4. push plate; 5. punching table; 6. support leg; 7. suction cup; 8. vertical plate; 9. top plate; 10. servo motor; 11. screw; 12. moving plate; 13. guide rod; 14. extension plate; 15. second electric telescopic rod; 16. mounting plate; 17. punching head; 18. limit rod; 19. positioning rod; 20. guide block; 21. collecting trough. DETAILED DESCRIPTION

[0017] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model 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 utility model more thorough and comprehensive.

[0018] like Figure 1 , Figure 3 , Figure 4 and Figure 5 As shown, two matching holes are provided at the left and right ends of the top of the base 1, and two mold bases 2 are respectively installed at the left and right ends of the top of the base 1. The mold base 2 is provided with punching holes matching the matching holes. The left and right ends of the bottom of the base 1 are symmetrically provided with fixing holes, and the electric telescopic rod 3 is installed in the fixing holes. The telescopic end of the electric telescopic rod 3 is fixedly installed with a push plate 4, and the top of the push plate 4 is fixedly installed with two punching platforms 5, and the punching platforms 5 are located in the matching holes. The bottoms of the two vertical plates 8 are fixedly installed at the front and rear ends of the top of the base 1, and the top of the vertical plate 8 is fixedly connected to the top plate 9. The servo motor 10 is fixedly installed in the middle of the top of the top plate 9, and the output end of the servo motor 10 is installed with a screw rod 11, and the bottom of the screw rod 11 is rotatably installed at the bottom In the middle of the top of the seat 1, two guide rods 13 are symmetrically installed between the bottom of the top plate 9 and the top of the base 1 about the screw rod 11. The middle of the movable plate 12 is screwed on the outer wall of the screw rod 11, and the front and rear ends of the movable plate 12 are slidably installed on the outer wall of the guide rod 13. Two extension plates 14 are fixedly installed on the left and right ends of the movable plate 12 respectively. The second electric telescopic rod 15 is fixedly installed on the extension plate 14. The telescopic end of the second electric telescopic rod 15 is fixedly installed with a mounting plate 16. Two punching heads 17 are installed at the bottom of the mounting plate 16. The punching head 17 is located just above the punching hole. The front and rear ends of the top of the mounting plate 16 are fixedly connected to the limit rod 18, and the limit rod 18 is slidably installed on the extension plate 14.

[0019] When in use, the electric telescopic rod 3 pushes the push plate 4 to drive the punching table 5 to align with the base 1, and the sample to be tested is placed in the punching hole. The servo motor 10 is started to drive the screw rod 11 to rotate. The rotation of the screw rod 11 can drive the movable plate 12 to move downward, and the movable plate 12 is supported and guided by the guide rod 13 to ensure stability during movement. After the movable plate 12 drives the extension plate 14 to move downward, the second electric telescopic rod 15 is started to push the mounting plate 16 to move downward, and the mounting plate 16 pushes the punching head 17 to move downward, and the punching head 17 can enter the punching hole to squeeze the sample to be tested into a sheet shape. The second electric telescopic rod 15 can make the pressure during each punching the same to ensure the accuracy of the analysis result. After the sample is formed, the electric telescopic rod 3 contracts to drive the push plate 4 to move upward, and the push plate 4 pushes the punching table 5 to move upward, and the sample to be tested is ejected from the punching hole.

[0020] like Figure 2 and Figure 3As shown, a plurality of legs 6 are fixedly mounted at the four corners of the bottom end of the base 1, a suction cup 7 is mounted at the bottom end of the legs 6, two sets of positioning rods 19 are fixedly mounted at the left and right ends of the top of the base 1, positioning holes matching the positioning rods 19 are provided on the die base 2 and the guide block 20, a slope is provided on the top end of the guide block 20, and a through hole matching the punching hole is provided on the guide block 20, and a collecting tank 21 is mounted on the outer wall of the die base 2;

[0021] When in use, the suction cup 7 is placed and adsorbed on the experimental table, and the base 1 is supported by the legs 6 to prevent the base 1 from moving and ensure stability during use. The positioning holes on the mold base 2 and the guide block 20 are aligned with the positioning rod 19 and installed on the top of the base 1. The sample to be tested after stamping is pushed upward to the top of the guide block 20 through the punching table 5, and the sample to be tested is guided downward by the slope of the top of the guide block 20 and enters the collection tank 21 for subsequent use.

[0022] like Figures 1 to 5 As shown, the present invention is a sample preparation device for hydrocarbon analysis. When working, the suction cup 7 is placed and adsorbed on the experimental table, the base 1 is supported by the legs 6 to prevent the base 1 from moving, the positioning holes on the mold base 2 and the guide block 20 are aligned with 19, and the mold base 2 and the guide block 20 are installed on the top of the base 1. The electric telescopic rod 3 pushes the push plate 4 to drive the punching table 5 to align with the base 1, and the sample to be prepared is placed in the punching hole. The servo motor 10 is started to drive the screw rod 11 to rotate. The rotation of the screw rod 11 can drive the moving plate 12 to move downward, and the moving plate 12 is supported by the guide rod 13. After the movable plate 12 drives the extension plate 14 to move downward, the second electric telescopic rod 15 is started to push the mounting plate 16 to move downward, and the mounting plate 16 drives the punching head 17 to move downward, and the punching head 17 can enter the punching hole to squeeze the sample to be tested into a sheet-like shape. The second electric telescopic rod 15 can make the pressure during each punching the same. After the sample is formed, the electric telescopic rod 3 contracts and drives the push plate 4 to move upward, and the push plate 4 pushes the punching table 5 to move upward, so that the sample to be tested is ejected from the punching hole, and the sample to be tested is guided downward by the slope at the top of the guide block 20 and enters the collecting tank 21.

[0023] The servo motor 10 of the sample preparation device for hydrocarbon analysis of the utility model is purchased on the market, and technicians in the industry only need to install and operate it according to the accompanying instruction manual, without the need for technicians in the field to make creative efforts.

[0024] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A sample preparation device for carbon and hydrogen analysis, comprising a base (1); characterized in that: The invention also comprises two die bases (2), a fixed component, a movable component, a punching component and a collecting component. Two matching holes are provided at the left and right ends of the top of the base (1). The two die bases (2) are respectively mounted at the left and right ends of the top of the base (1). Punching holes matching the matching holes are provided on the die bases (2). The fixed component is mounted at the four corners of the bottom end of the base (1), the movable component is mounted at the middle of the top end of the base (1), the punching component is mounted on the movable component, and the collecting component is mounted on the die base (2).

2. A sample preparation device for carbon and hydrogen analysis as claimed in claim 1, characterized in that: The utility model also comprises two electric telescopic rods (3), two push plates (4) and two sets of punching platforms (5). The bottom of the base (1) is symmetrically provided with fixing holes at the left and right ends. The electric telescopic rod (3) is installed in the fixing holes. The telescopic end of the electric telescopic rod (3) is fixedly installed with a push plate (4). The top end of the push plate (4) is fixedly installed with two punching platforms (5). The punching platforms (5) are located in the matching holes.

3. A sample preparation device for carbon and hydrogen analysis as claimed in claim 1, characterized in that: The fixing assembly comprises a plurality of legs (6) and a plurality of suction cups (7). The plurality of legs (6) are respectively fixedly mounted at the four corners of the bottom end of the base (1), and the suction cups (7) are mounted at the bottom ends of the legs (6).

4. A sample preparation device for carbon and hydrogen analysis as claimed in claim 1, characterized in that: The moving assembly comprises two vertical plates (8), a top plate (9), a servo motor (10), a screw rod (11), a moving plate (12) and two guide rods (13). The bottoms of the two vertical plates (8) are fixedly mounted on the front and rear ends of the top of the base (1). The top of the vertical plates (8) is fixedly connected to the top plate (9). The servo motor (10) is fixedly mounted on the middle of the top of the top plate (9). The output end of the servo motor (10) is mounted with a screw rod (11). The bottom of the screw rod (11) is rotatably mounted on the middle of the top of the base (1). The two guide rods (13) are symmetrically mounted between the bottom of the top plate (9) and the top of the base (1) in a front-to-back manner with respect to the screw rod (11). The middle of the moving plate (12) is screwed on the outer wall of the screw rod (11), and the front and rear ends of the moving plate (12) are slidably mounted on the outer walls of the guide rods (13).

5. A sample preparation device for carbon and hydrogen analysis as claimed in claim 4, characterized in that: The punching assembly comprises two extension plates (14), two second electric telescopic rods (15), two mounting plates (16), two punching heads (17) and two groups of limit rods (18). The two extension plates (14) are respectively fixedly mounted on the left and right ends of the movable plate (12). The second electric telescopic rod (15) is fixedly mounted on the extension plate (14). The telescopic end of the second electric telescopic rod (15) is fixedly mounted with the mounting plate (16). Two punching heads (17) are mounted at the bottom of the mounting plate (16). The punching heads (17) are located directly above the punching holes. The front and rear ends of the top of the mounting plate (16) are fixedly connected to the limit rods (18). The limit rods (18) are slidably mounted on the extension plates (14).

6. A sample preparation device for carbon and hydrogen analysis as claimed in claim 1, characterized in that: The collecting assembly comprises two groups of positioning rods (19), two guide blocks (20) and two collecting grooves (21). The two groups of positioning rods (19) are fixedly mounted on the left and right ends of the top of the base (1), respectively. Positioning holes matching the positioning rods (19) are provided on the die base (2) and the guide blocks (20). The top of the guide blocks (20) is provided with a slope, and a through hole matching the punching hole is provided on the guide blocks (20). The collecting grooves (21) are mounted on the outer wall of the die base (2).

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