Sample adding device of full-automatic biochemical analyzer

Abstract

The utility model relates to a sample adding device, belongs to the technical field of sample adding devices, and particularly relates to a sample adding device of a full-automatic biochemical analyzer, which comprises a shell, and a motor is fixedly connected to the inner wall of the bottom of the shell; the rotating disc is fixed on the workbench, when the height of the sample adding needle is adjusted, the motor can be started to drive the rotating shaft to rotate circumferentially and drive the threaded block on the threaded rod to move, through the arrangement of the sliding rail, the stability of the threaded block in the moving process can be improved, and the supporting block on the supporting rod is driven to move upwards; when the threaded block moves, a rack can be driven to rotate a gear, so that a pull wire on a rotating column is driven to contract, a liquid collecting box on a sliding block is driven to be far away from the bottom of a sample adding needle, sample adding is facilitated, the sample adding device can be conveniently operated through one motor, and the cost is reduced; the problems that different motors need to be operated to correspond to different operations, and the operation is tedious are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sample adding device technical field, especially a full -automatic biochemical analyzer sample adding device. BACKGROUND

[0002] Biochemical analyzer is also commonly known as biochemical instrument, is the instrument that adopts photoelectric colorimetric principle to measure certain chemical component in body fluid, needs to add sample when using.

[0003] Through the retrieval, the authorization announcement No. CN213068896U's Chinese patent discloses a novel biochemical analyzer sample adding device, including base, the upper surface of base is fixedly connected with installation box, the inside bottom of installation box is fixedly connected with first rotating seat, the upper surface of first rotating seat is rotatably connected with threaded rod, the outer surface of threaded rod is sleeved with the support plate that is rotatably connected through the thread, the outer surface of the one end of threaded rod above support plate is sleeved with support pipe.

[0004] Based on the above retrieval and combining prior art, it is found that:

[0005] The existing sample adding device is complicated to operate when adding sample, the staff needs to operate different motors to correspond to different operations, the equipment is not fully utilized, thereby increasing the cost and reducing the practicability of the device. UTILITY MODEL CONTENTS

[0006] In order to solve the above technical problems, the utility model provides a full -automatic biochemical analyzer sample adding device, through fixing the rotating disc on the workbench, when the height of the sample adding needle is adjusted, the motor can be started to drive the rotating shaft to rotate in a circle, drive the threaded block on the threaded rod to move, through the setting of slide rail, the stability of threaded block when moving can be improved, drive the support block on the support rod to move upwards, the height of the sample adding needle is adjusted, the threaded block moves at the same time can drive the rack to rotate the gear, and then drive the traction line on the rotating column to contract, drive the liquid collecting box on the sliding block to move away from the bottom of the sample adding needle, facilitate sample adding, after sample adding is completed, the threaded block moves downwards, drive the traction line on the rotating column to restore, through the setting of telescopic spring, the liquid collecting box on the sliding block can be moved to the bottom of the sample adding needle, prevent liquid from falling on the workbench.

[0007] The technical solution for achieving the purpose of the utility model is as follows: a full -automatic biochemical analyzer sample adding device, including the shell, the bottom inner wall of shell is fixedly connected with motor, the output end of motor is fixedly connected with rotating shaft through coupling, the top end of rotating shaft is fixedly connected with threaded rod, further including;

[0008] The sample adding mechanism is located on the shell.

[0009] The sample adding mechanism comprises a lifting unit and a moving away unit, the lifting unit comprises a threaded block screwed on a threaded rod, a slide rail is formed in the inner wall of one side of the shell, the threaded block is slidably connected to the slide rail, a support rod is fixedly connected to the top of the threaded block, a support block is fixedly connected to the top end of the support rod, and a sample adding needle is installed on the support block.

[0010] In some embodiments, the moving away unit comprises a sliding groove formed in the support block, a sliding block is slidably connected to the sliding groove, two racks are fixedly connected to one side of the threaded block, two gears are journally connected to the rotating column, the gears are engaged with the racks, a traction line is fixedly connected to the rotating column and the sliding block, a rubber clamping block is fixedly connected to the other inner wall of the shell, and a liquid collecting box is fixedly connected to one side of the sliding block.

[0011] In some embodiments, a limiting block is fixedly connected to the inner wall of one side of the shell, and the limiting block is located below the threaded block.

[0012] In some embodiments, a telescopic spring is fixedly connected to the inner wall of one side of the support block and the inner wall of one side of the sliding block.

[0013] In some embodiments, a rotating disc is journally connected to the bottom of the shell.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] The utility model discloses a rotating disc is fixed on the workbench, when the height of sample adding needle is adjusted, can start motor and drive rotating shaft to rotate circularly, drive the threaded block on threaded rod to remove, through the setting of slide rail, can improve the stability when threaded block removes, drive the support block on support rod to remove upwards, the height of sample adding needle is adjusted, threaded block removes simultaneously and can drive rack to rotate gear, and then drive the traction line on rotating column to contract, drive the liquid collecting box on sliding block to move away from the bottom of sample adding needle, and the utility model discloses a kind of sample adding device, which is characterized by the following:

[0016] The utility model discloses a rotating disc is fixed on the workbench, when the height of sample adding needle is adjusted, can start motor and drive rotating shaft to rotate circularly, drive the threaded block on threaded rod to remove, through the setting of slide rail, can improve the stability when threaded block removes, drive the support block on support rod to remove upwards, the height of sample adding needle is adjusted, threaded block removes simultaneously and can drive rack to rotate gear, and then drive the traction line on rotating column to contract, drive the liquid collecting box on sliding block to move away from the bottom of sample adding needle, and the utility model discloses a kind of sample adding device, which is characterized by the following: BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model will be explained further in the following combining with the drawings and embodiment:

[0018] Figure 1 is a schematic diagram of the overall three-dimensional structure provided by the utility model in an embodiment;

[0019] Figure 2 is a schematic diagram of the overall cross-sectional three-dimensional structure provided by the utility model in an embodiment;

[0020] Figure 3 is a schematic diagram of the enlarged structure at position A in the utility model in an embodiment; Figure 2

[0021] Figure 4 is a schematic diagram of the enlarged structure at position B in the utility model in an embodiment. Figure 2

[0022] Legend of reference signs:

[0023] 1, shell; 2, motor; 3, rotating shaft; 4, threaded rod; 5, threaded block; 6, support rod; 7, support block; 8, sample adding needle; 9, sliding rail; 10, limiting block; 11, rack; 12, rotating column; 13, gear; 14, sliding block; 15, traction line; 16, rubber clamping block; 17, liquid collecting box; 18, extension spring; 19, rotating disc. DETAILED DESCRIPTION

[0024] The utility model will be described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] The utility model improves a kind of full-automatic biochemical analyzer sample adding device provided herein, and the technical solutions of the utility model are:

[0026] As shown in Figures 1-4 A kind of full-automatic biochemical analyzer sample adding device, including shell 1, the bottom inner wall of shell 1 is fixedly connected with motor 2, the output end of motor 2 is fixedly connected with rotating shaft 3 by coupling, the top of rotating shaft 3 is fixedly connected with threaded rod 4, still include sample adding mechanism, sample adding mechanism is located on shell 1;Sample adding mechanism includes lifting unit and unit away from each other, lifting unit includes the threaded block 5 of screwing on threaded rod 4, the side inner wall of shell 1 is opened with sliding rail 9, sliding rail 9 is slidably connected with threaded block 5, the top of threaded block 5 is fixedly connected with support rod 6, the top of support rod 6 is fixedly connected with support block 7, support block 7 is installed with sample adding needle 8;By the setting of lifting unit, it is realized to conveniently lift sample adding needle 8. ​​

[0027] As Figures 2-4 shown, in an embodiment, the unit away from includes a sliding groove opened on the support block 7, the sliding groove is connected with the sliding block 14, one side of the threaded block 5 is fixedly connected with two racks 11, the two side inner walls of the shell 1 are commonly connected with the rotating column 12, the rotating column 12 is keyed with two gears 13, the gear 13 is engaged with the rack 11, the rotating column 12 and the sliding block 14 are commonly fixedly connected with the traction line 15, the other side inner wall of the shell 1 is fixedly connected with the rubber clamping block 16, one side of the sliding block 14 is fixedly connected with the liquid collecting box 17;Through the setting of the unit away from, it is convenient for the liquid collecting box 17 to move away.

[0028] As Figure 2 shown, in an embodiment, one side inner wall of the shell 1 is fixedly connected with the limiting block 10, the limiting block 10 is below the threaded block 5;Through the setting of the limiting block 10, it is convenient for the threaded block 5 to move to limit.

[0029] As Figure 4 shown, in an embodiment, one side inner wall of the support block 7 and one side inner wall of the sliding block 14 are commonly fixedly connected with the extension spring 18;Through the setting of the extension spring 18, it is convenient for the support block 7 to reciprocate.

[0030] As Figure 1 shown, in an embodiment, the bottom of the shell 1 is rotatably connected with the rotating disc 19;Through the setting of the rotating disc 19, it is convenient for the shell 1 to rotate circumferentially.

[0031] The specific working method is: when using, the rotating disc 19 is fixed on the workbench, when adjusting the height of the sample adding needle 8, the motor 2 can be started to drive the rotating shaft 3 to rotate circumferentially, drive the threaded block 5 on the threaded rod 4 to move, through the setting of the sliding rail 9, the stability of the threaded block 5 when moving can be improved, drive the support block 7 on the support rod 6 to move upward, it is convenient to adjust the height of the sample adding needle 8, the threaded block 5 can drive the rack 11 to rotate the gear 13 at the same time, in turn drive the traction line 15 on the rotating column 12 to contract, drive the liquid collecting box 17 on the sliding block 14 to move away from the bottom of the sample adding needle 8, it is convenient to add sample, after adding sample, the threaded block 5 moves downward, drive the traction line 15 on the rotating column 12 to restore, through the setting of the extension spring 18, the liquid collecting box 17 on the sliding block 14 can be moved to the bottom of the sample adding needle 8, prevent liquid from falling on the workbench, cause environmental pollution, it is convenient to operate the sample adding device through one motor 2, thereby reducing the cost.

[0032] The technical means disclosed by the utility model scheme are not limited to the technical means disclosed by the above technical means, and also include technical schemes composed of equivalent replacement of the above technical features. The unfinished matters of the utility model belong to the common knowledge of the person skilled in the art.

Claims

1. A fully automated biochemical analyzer sample loading device, comprising a housing (1), wherein a motor (2) is fixedly connected to the bottom inner wall of the housing (1), the output end of the motor (2) is fixedly connected to a rotating shaft (3) via a coupling, and a threaded rod (4) is fixedly connected to the top end of the rotating shaft (3), characterized in that: Also include; The sample adding mechanism is located on the shell (1); The sample adding mechanism includes a lifting unit and a remote unit, the lifting unit includes a threaded block (5) screwed on a threaded rod (4), a slide rail (9) is formed in the inner wall of one side of the shell (1), the threaded block (5) is slidably connected on the slide rail (9), the top of the threaded block (5) is fixedly connected with a support rod (6), the top of the support rod (6) is fixedly connected with a support block (7), and the support block (7) is provided with a sample adding needle (8).

2. The automatic biochemical analyzer sample adding device according to claim 1, characterized in that: The remote unit includes a sliding groove formed on the support block (7), a sliding block (14) is slidably connected on the sliding groove, two racks (11) are fixedly connected on one side of the threaded block (5), two rotating columns (12) are rotatably connected on the inner walls of the two sides of the shell (1), two gears (13) are keyed connected on the rotating columns (12), the gears (13) are engaged with the racks (11), a traction line (15) is fixedly connected on the rotating column (12) and the sliding block (14), a rubber clamping block (16) is fixedly connected on the other inner wall of the shell (1), and a liquid collecting box (17) is fixedly connected on one side of the sliding block (14).

3. The automatic biochemical analyzer sample adding device according to claim 1, characterized in that: The inner wall of one side of the shell (1) is fixedly connected with a limiting block (10), and the limiting block (10) is located below the threaded block (5).

4. The automatic biochemical analyzer sample adding device according to claim 1, characterized in that: The inner wall of one side of the support block (7) and the inner wall of one side of the sliding block (14) are fixedly connected with an extension spring (18).

5. The automatic biochemical analyzer sample adding device according to claim 1, characterized in that: The bottom of the shell (1) is rotatably connected with a rotating disc (19).

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