Automatic cleaning equipment for reaction tube of elemental analyzer

Abstract

The utility model relates to the technical field of test tube cleaning, in particular to automatic cleaning equipment for a reaction tube of an elemental analyzer, which comprises a base with a hollow structure inside, a cleaning box is fixedly mounted on the top side of the base, a support is fixedly connected to the top side of the cleaning box, and an electric push rod is fixedly mounted on one side of the support. The reaction tube cleaning device has the advantages that through the matched arrangement of the cleaning box, the electric push rod, the mounting seat, the storage through hole, the mounting hole, the fixing structure, the gear motor, the worm, the worm gear, the rotating shaft, the cleaning bristles and the outer port cleaning structure, more reaction tubes can be cleaned; and a structure for cleaning the outer port of the reaction tube is additionally arranged on the basis of cleaning equipment in the prior art, and the port bristles can be adjusted to proper positions according to the position of the outer port of the reaction tube, so that the outer port of the reaction tube can be better cleaned, and the practicability of the cleaning equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of test tube cleaning, in particular to automatic cleaning equipment for reaction tubes of element analyzers. Background Art

[0002] The elemental analyzer is a conventional laboratory instrument that is widely used in agriculture, environment and chemical industry. The reaction tube is indispensable when using the elemental analyzer. After some chemicals react, they sometimes adsorb on the inner wall of the reaction tube to form solid substances that are difficult to clean. Therefore, the inside of the reaction tube needs to be cleaned after use.

[0003] A patent with publication number CN216026920U discloses a reaction tube cleaning device for an element analyzer. The reaction tube cleaning device for an element analyzer can clean multiple reaction tubes by driving a driven gear to rotate, thereby improving work efficiency. However, the soft bristles of the reaction tube cleaning device for an element analyzer are located inside the reaction tube, so that only the inner wall of the reaction tube can be cleaned. During use, the outer port of the reaction tube often needs to contact with external objects and is easily contaminated. The outer side of the port of the reaction tube cannot contact with the rotating soft bristles, which makes it inconvenient to clean the outer port of the reaction tube. Therefore, an automatic cleaning device for the reaction tube of an element analyzer is needed to solve the above problem. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] Therefore, one purpose of the utility model is to provide an automatic cleaning device for a reaction tube of an element analyzer, so as to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides an automatic cleaning device for the reaction tube of an element analyzer, including a base with a hollow structure inside, a cleaning box is fixedly installed on the top side of the base, a bracket is fixedly connected to the top side of the cleaning box, an electric push rod is fixedly installed on one side of the bracket, the output end of the electric push rod is fixedly connected to a mounting seat, a plurality of placement holes are opened on one side of the mounting seat, the inner walls of a plurality of the placement holes are opened with two mounting holes, the inner walls of a plurality of the mounting holes are provided with a fixing structure, a reduction motor is fixedly installed on one side of the base, a plurality of mutually connected worms are fixedly connected to the output end of the reduction motor, a plurality of the worms are meshed with worm wheels on the outer surfaces, a plurality of the worm wheels are fixedly connected to rotating shafts on the inner walls of keyways, a plurality of the rotating shafts are fixedly connected to cleaning bristles on the outer surfaces, and a plurality of the rotating shafts are fixedly connected to external port cleaning structures on the outer surfaces.

[0007] Preferably, any of the above schemes comprises a fixing structure including a fixing spring, a movable rod, a fixing splint and a protective pad, the inner wall of the mounting hole is fixedly connected with a fixing spring, one end of the fixing spring is fixedly connected with the movable rod, one end of the movable rod is fixedly connected with an arc-shaped fixing splint, and the side of the fixing splint away from the movable rod is fixedly connected with a protective pad made of rubber.

[0008] Preferably, any of the above schemes is that the external port cleaning structure includes a mounting ring, an L-shaped adjustment frame, an adjustment socket, an extension shell, an adjustment bolt, a groove, an adjustment block, port bristles and a locking knob, the outer surface of the rotating shaft is fixedly connected to the mounting ring, the outer surface of the mounting ring is fixedly connected to the L-shaped adjustment frame, one side of the L-shaped adjustment frame is provided with a plurality of adjustment sockets, the outer surface of the L-shaped adjustment frame is slidably connected to the extension shell, one side of the extension shell is threadedly connected with an adjustment bolt, one side of the extension shell is provided with a groove, the inner wall of the groove is slidably connected with an adjustment block, one end of the adjustment block is fixedly connected with a plurality of port bristles, and one side of the extension shell is threadedly connected with a locking knob.

[0009] Preferably, any of the above solutions corresponds to the position of the mounting seat and the cleaning box, and the size of the mounting seat is smaller than the internal size of the cleaning box.

[0010] Preferably, any of the above schemes is that the rotating shaft passes through the top side of the base and the bottom side of the cleaning box and extends to the inside of the cleaning box, and the rotating shaft is rotatably connected to the base via a bearing, and the rotating shaft is rotatably connected to the cleaning box via a bearing.

[0011] Preferably, in any of the above schemes, the movable rod is slidably connected to the mounting hole, and the diameter of the movable rod is matched with the diameter of the mounting hole.

[0012] Preferably, any of the above schemes corresponds to the position of the adjusting bolt and the adjusting socket, the size of the adjusting bolt and the adjusting socket are matched, and the position of the locking knob and the adjusting block corresponds.

[0013] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0014] Through the coordinated arrangement of the cleaning box, electric push rod, mounting seat, storage hole, mounting hole, fixing structure, reduction motor, worm, worm gear, rotating shaft, cleaning brush bristles and external port cleaning structure, not only can more reaction tubes be cleaned, but also a structure for cleaning the external port of the reaction tube is added on the basis of the cleaning equipment in the prior art, and the port bristles can be adjusted to a suitable position according to the position of the external port of the reaction tube, so that the external port of the reaction tube can be better cleaned, thereby improving the practicability of the cleaning equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the rotating shaft and its connecting components of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the external port cleaning structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the mounting seat and its connecting components of the utility model;

[0020] Figure 6 It is a schematic cross-sectional structure diagram of the mounting seat and its connecting components of the utility model.

[0021] In the figure: 1-base, 2-cleaning box, 3-bracket, 4-electric push rod, 5-mounting seat, 6-placement hole, 7-mounting hole, 8-fixed structure, 801-fixed spring, 802-movable rod, 803-fixed splint, 804-protective pad, 9-reduction motor, 10-worm, 11-worm wheel, 12-rotating shaft, 13-cleaning bristles, 14-external port cleaning structure, 1401-mounting ring, 1402-L-shaped adjustment frame, 1403-adjusting jack, 1404-extension shell, 1405-adjusting bolt, 1406-groove, 1407-adjusting block, 1408-port bristles, 1409-locking knob. DETAILED DESCRIPTION

[0022] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0023] like Figures 1 to 6As shown, an automatic cleaning device for a reaction tube of an element analyzer comprises a base 1 with a hollow structure inside, a cleaning box 2 is fixedly installed on the top side of the base 1, a cleaning liquid is arranged inside the cleaning box 2, a bracket 3 is fixedly connected to the top side of the cleaning box 2, an electric push rod 4 is fixedly installed on one side of the bracket 3, a mounting seat 5 is fixedly connected to the output end of the electric push rod 4, a plurality of placement through holes 6 are provided on one side of the mounting seat 5, two mounting holes 7 are provided on the inner walls of the plurality of placement through holes 6, a fixing structure 8 is arranged on the inner walls of the plurality of mounting holes 7, a reduction motor 9 is fixedly installed on one side of the base 1, a plurality of mutually connected worms 10 are fixedly connected to the output end of the reduction motor 9, a plurality of worm wheels 11 are meshed on the outer surfaces of the plurality of worms 10, the worms 10 and the worm wheels 11 are located inside the base 1, and the worm wheels 11 located at the end The rod 10 is rotatably connected to the base 1 through a bearing, the keyway inner walls of several worm gears 11 are fixedly connected to a rotating shaft 12, the outer surfaces of several rotating shafts 12 are fixedly connected to cleaning bristles 13, and the outer surfaces of several rotating shafts 12 are fixedly connected to external port cleaning structures 14. When cleaning the reaction tube, the reaction tube is inverted and inserted into the interior of the mounting hole 7, the reaction tube is fixed by the fixing structure 8, and then the reduction motor 9 is started to rotate several worms 10 at the same time. At this time, several worm gears 11 drive the rotating shaft 12 to rotate at the same time, and the interior of the reaction tube is cleaned by several cleaning bristles 13, and as the rotating shaft 12 rotates, the external port cleaning structure 14 also rotates accordingly, thereby cleaning the external port of the reaction tube. The reaction tube that needs to be cleaned is the reaction tube used for the element analyzer.

[0024] As an optional technical solution of the utility model, the fixing structure 8 includes a fixing spring 801, a movable rod 802, a fixing splint 803 and a protective pad 804. The inner wall of the mounting hole 7 is fixedly connected with the fixing spring 801, one end of the fixing spring 801 is fixedly connected with the movable rod 802, one end of the movable rod 802 is fixedly connected with an arc-shaped fixing splint 803, and the side of the fixing splint 803 away from the movable rod 802 is fixedly connected with a protective pad 804 made of rubber. The protective pad 804 made of rubber can not only prevent the backlash, but also prevent the backlash from occurring. In order to prevent the tube from being damaged, the friction between the tube and the reaction tube can be increased, so that the reaction tube is fixed more firmly. When fixing the reaction tube, the protective pad 804 drives the fixing clamp 803 to move toward the mounting hole 7. At this time, the fixing spring 801 is in a compressed state. Then the reaction tube is inverted and inserted into the interior of several placement through holes 6. Then the protective pad 804 is slowly loosened. Under the reaction force of the fixing spring 801, the protective pad 804 is closely attached to the outer surface of the reaction tube 2, thereby fixing the reaction tube.

[0025] As an optional technical solution of the utility model, the external port cleaning structure 14 includes a mounting ring 1401, an L-shaped adjustment frame 1402, an adjustment socket 1403, an extension shell 1404, an adjustment bolt 1405, a groove 1406, an adjustment block 1407, a port brush 1408 and a locking knob 1409. The outer surface of the rotating shaft 12 is fixedly connected to the mounting ring 1401, the outer surface of the mounting ring 1401 is fixedly connected to the L-shaped adjustment frame 1402, one side of the L-shaped adjustment frame 1402 is provided with a plurality of adjustment sockets 1403, the outer surface of the L-shaped adjustment frame 1402 is slidably connected to the extension shell 1404, one side of the extension shell 1404 is threadedly connected to the adjustment bolt 1405, one side of the extension shell 1404 is provided with a groove 1406, and the inner wall of the groove 1406 is slidably connected to An adjusting block 1407, one end of which is fixedly connected with a plurality of port bristles 1408, and one side of an extension shell 1404 is threadedly connected with a locking knob 1409. When cleaning the reaction tube, first move the extension shell 1404, at which time the adjusting block 1407 drives the port bristles 1408 to move, and adjusts the port bristles 1408 to a suitable height according to the port height of the reaction tube, and connects the adjusting bolt 1405 with the adjusting socket 1403 of a suitable height, fixes the port bristles 1408 at a suitable height, and then drives the port bristles 1408 to move with the adjusting block 1407, so that the port bristles 1408 are in contact with the port position of the reaction tube, and then rotates the locking knob 1409 to fit tightly with the adjusting block 1407, thereby fixing the port bristles 1408.

[0026] As an optional technical solution of the present invention, the position of the mounting seat 5 corresponds to that of the cleaning box 2 , and the size of the mounting seat 5 is smaller than the internal size of the cleaning box 2 , so that the mounting seat 5 can smoothly enter the interior of the cleaning box 2 .

[0027] As an optional technical solution of the present invention, the rotating shaft 12 passes through the top side of the base 1 and the bottom side of the cleaning box 2 and extends to the interior of the cleaning box 2. The rotating shaft 12 is rotatably connected to the base 1 through a bearing. The rotating shaft 12 is rotatably connected to the cleaning box 2 through a bearing, which supports the rotating shaft 12 and ensures the stability of the rotating shaft 12 during rotation.

[0028] As an optional technical solution of the present invention, the movable rod 802 is slidably connected to the mounting hole 7 , and the diameter of the movable rod 802 is adapted to the diameter of the mounting hole 7 , so that the movable rod 802 can smoothly move along the direction of the mounting hole 7 .

[0029] As an optional technical solution of the present utility model, the position of the adjusting bolt 1405 corresponds to the adjusting socket 1403, and the size of the adjusting bolt 1405 is adapted to the adjusting socket 1403, so that the adjusting bolt 1405 can be smoothly connected to the adjusting socket 1403, and the locking knob 1409 corresponds to the position of the adjusting block 1407, so that the locking knob 1409 can accurately position the adjusting block 1407.

[0030] An automatic cleaning device for the reaction tube of an element analyzer, the working principle is as follows:

[0031] 1) The protective pad 804 drives the fixing clamp 803 to move toward the mounting hole 7, and the fixing spring 801 is in a compressed state;

[0032] 2) inserting the reaction tube upside down into the interior of a plurality of placement holes 6;

[0033] 3) Slowly loosen the protective pad 804, and under the reaction force of the fixing spring 801, the protective pad 804 is closely attached to the outer surface of the reaction tube 2, thereby fixing the reaction tube;

[0034] 4) Move the extension shell 1404, and the adjustment block 1407 drives the port brush 1408 to move. The port brush 1408 is adjusted to a suitable height according to the port height of the reaction tube, and the adjustment bolt 1405 is connected to the adjustment socket 1403 of the appropriate height to fix the port brush 1408 at a suitable height;

[0035] 5) The adjusting block 1407 drives the port brush 1408 to move so that the port brush 1408 contacts the port position of the reaction tube, and the locking knob 1409 is rotated to fit tightly with the adjusting block 1407, thereby fixing the port brush 1408 in a suitable position;

[0036] 6) Start the electric push rod 4 to make the mounting seat 5 drive the reaction tube to move downward, so that the cleaning bristles 13 enter the interior of the reaction tube, and make the port bristles 1408 fit tightly with the outer port of the reaction tube;

[0037] 7) Start the reduction motor 9 to rotate several worms 10 at the same time. At this time, several worm wheels 11 drive the rotating shaft 12 to rotate at the same time. At this time, the cleaning bristles 13 rotate accordingly and clean the inner wall of the reaction tube, and at this time, the port brush bristles 1408 will rotate to clean the outer port of the reaction tube.

[0038] To sum up, the automatic cleaning equipment for the reaction tube of the element analyzer, through the coordinated arrangement of the cleaning box 2, the electric push rod 4, the mounting seat 5, the storage hole 6, the mounting hole 7, the fixing structure 8, the reduction motor 9, the worm 10, the worm wheel 11, the rotating shaft 12, the cleaning brush 13 and the external port cleaning structure 14, can not only clean more reaction tubes, but also adds a structure for cleaning the external port of the reaction tube on the basis of the cleaning equipment in the prior art, and can adjust the port brush 1408 to a suitable position according to the position of the external port of the reaction tube, so as to better clean the external port of the reaction tube, thereby improving the practicability of the cleaning equipment.

Claims

1. An automatic cleaning device for an element analyzer reaction tube, characterized in that: The invention comprises a base (1) with a hollow structure inside, a cleaning box (2) being fixedly mounted on the top side of the base (1), a bracket (3) being fixedly connected to the top side of the cleaning box (2), an electric push rod (4) being fixedly mounted on one side of the bracket (3), an output end of the electric push rod (4) being fixedly connected to a mounting seat (5), a plurality of placement holes (6) being provided on one side of the mounting seat (5), the inner walls of a plurality of the placement holes (6) being each provided with two mounting holes (7), and the inner walls of a plurality of the mounting holes (7) being provided with fixed Structure (8), a reduction motor (9) is fixedly mounted on one side of the base (1), the output end of the reduction motor (9) is fixedly connected to a plurality of mutually connected worms (10), the outer surfaces of the plurality of worms (10) are meshed with worm wheels (11), the inner walls of the keyways of the plurality of worm wheels (11) are fixedly connected to rotating shafts (12), the outer surfaces of the plurality of rotating shafts (12) are fixedly connected to cleaning bristles (13), and the outer surfaces of the plurality of rotating shafts (12) are fixedly connected to external port cleaning structures (14).

2. The automatic cleaning device for the reaction tube of an element analyzer according to claim 1, characterized in that: The fixing structure (8) comprises a fixing spring (801), a movable rod (802), a fixing clamp (803) and a protective pad (804); the inner wall of the mounting hole (7) is fixedly connected to the fixing spring (801); one end of the fixing spring (801) is fixedly connected to the movable rod (802); one end of the movable rod (802) is fixedly connected to a fixing clamp (803) in an arc shape; and a protective pad (804) made of rubber is fixedly connected to the side of the fixing clamp (803) away from the movable rod (802).

3. The automatic cleaning device for the reaction tube of an element analyzer according to claim 2, characterized in that: The external port cleaning structure (14) comprises a mounting collar (1401), an L-shaped adjustment frame (1402), an adjustment socket (1403), an extension shell (1404), an adjustment bolt (1405), a through slot (1406), an adjustment block (1407), a port brush (1408) and a locking knob (1409); the outer surface of the rotating shaft (12) is fixedly connected with the mounting collar (1401); the outer surface of the mounting collar (1401) is fixedly connected with the L-shaped adjustment frame (1402); one side of the L-shaped adjustment frame (1402) is provided with a plurality of The L-shaped adjustment frame (1402) is provided with an L-shaped adjustment socket (1403), the outer surface of which is slidably connected to an extension shell (1404), one side of which is threadedly connected to an adjustment bolt (1405), one side of which is provided with a through slot (1406), the inner wall of which is slidably connected to an adjustment block (1407), one end of which is fixedly connected to a plurality of port bristles (1408), and one side of which is threadedly connected to a locking knob (1409).

4. The automatic cleaning device for the reaction tube of an element analyzer according to claim 3, characterized in that: The mounting seat (5) corresponds to the position of the cleaning box (2), and the size of the mounting seat (5) is smaller than the internal size of the cleaning box (2).

5. The automatic cleaning device for the reaction tube of an element analyzer according to claim 4, characterized in that: The rotating shaft (12) passes through the top side of the base (1) and the bottom side of the cleaning box (2) and extends to the interior of the cleaning box (2); the rotating shaft (12) is rotatably connected to the base (1) via a bearing; and the rotating shaft (12) is rotatably connected to the cleaning box (2) via a bearing.

6. The automatic cleaning device for the reaction tube of an element analyzer according to claim 5, characterized in that: The movable rod (802) is slidably connected to the mounting hole (7), and the diameter of the movable rod (802) is matched to the diameter of the mounting hole (7).

7. The automatic cleaning device for the reaction tube of an element analyzer according to claim 6, characterized in that: The position of the adjusting bolt (1405) corresponds to that of the adjusting socket (1403), the size of the adjusting bolt (1405) matches that of the adjusting socket (1403), and the position of the locking knob (1409) corresponds to that of the adjusting block (1407).

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