Digestion device for water quality detection

Abstract

The utility model discloses a digestion device for water quality detection, which comprises a base, the top of the base is fixedly connected with a connecting cylinder, an inner cavity of the connecting cylinder is slidably connected with a sliding plate, the bottom of the sliding plate is fixedly connected with a spring, and the bottom of the spring is fixedly connected with the top of the base. A sliding plate is fixedly connected to the top of the base, a connecting rod is fixedly connected to the top of the sliding plate, a first mounting plate is fixedly connected to the top of the connecting rod, a digestion barrel is fixedly connected to one side of the first mounting plate, a rubber pad is fixedly connected to the bottom of the digestion barrel, and a first motor is fixedly connected to the axis of the top of the base; an output shaft of the first motor is fixedly connected with a driving bevel gear, and the surface of the driving bevel gear is meshed with a driven bevel gear. By adopting the equipment, organic substances and reducing substances in a sample can be efficiently and quickly digested, and large-capacity digestion work can be carried out at one time, so that great convenience is brought to water quality detection work.

Description

Technical Field

[0001] The utility model relates to the technical field of water quality detection, in particular to a digestion device for water quality detection. Background Art

[0002] The purpose of water quality testing is to examine the quality of the environment, study whether the water quality is suitable or usable, examine the pollution or degree of pollution of water, check the efficiency of water treatment process, etc. In order to improve the accuracy of water quality test results, it is necessary to digest the water sample first. The role of digestion is to use acidic liquid at a certain temperature to destroy the organic matter and reducing substances in the water sample to be tested, making it a measurable part;

[0003] Most traditional digestion devices for water quality testing pour the digestion solution into the water sample and digest the water by heating. This digestion method is inefficient and cannot perform large-scale digestion work at one time, thus reducing its practicality. Utility Model Content

[0004] The purpose of the utility model is to provide a digestion device for water quality detection, which has the advantage of high efficiency and solves the problems raised by the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a digestion device for water quality detection, comprising a base, a connecting cylinder fixedly connected to the top of the base, a sliding plate slidably connected to the inner cavity of the connecting cylinder, a spring fixedly connected to the bottom of the sliding plate, the bottom of the spring fixedly connected to the top of the base, a connecting rod fixedly connected to the top of the sliding plate, a mounting plate 1 fixedly connected to the top of the connecting rod, a digestion cylinder fixedly connected to one side of the mounting plate 1, a rubber pad fixedly connected to the bottom of the digestion cylinder, a first motor fixedly connected to the axis of the top of the base, an active bevel gear fixedly connected to the output shaft of the first motor, and a surface meshing of the active bevel gear There is a driven bevel gear, and a cam is fixedly connected to the axis center of the driven bevel gear through a transmission shaft, and the surface of the cam contacts the bottom of the rubber pad, and the bottoms of both sides of the digestion cylinder are fixedly connected to hydraulic telescopic rods through mounting plate 2, and the top of the hydraulic telescopic rod is fixedly connected to a cylinder cover through mounting plate 3, and the cylinder cover is movably connected to the top of the digestion cylinder, and a second motor is arranged at the top axis center of the cylinder cover, and both sides of the second motor are fixedly connected to the top of the cylinder cover through mounting plate 4, and the output shaft of the second motor passes through the bottom of the cylinder cover and is fixedly connected to a stirring rod, and the bottom of the inner cavity of the digestion cylinder is fixedly connected to a heating rod, and the inner wall of the digestion cylinder is fixedly connected to a temperature sensor.

[0006] Preferably, the four corners of the inner wall of the connecting tube are provided with limiting grooves, the inner cavity of the limiting groove is slidably connected to a limiting block, and the side of the limiting block away from the limiting groove is fixedly connected to the surface of the sliding plate.

[0007] Preferably, the bottom of the right side of the digestion cylinder is connected to a drain pipe, and the inner cavity of the drain pipe is fixedly connected to a valve.

[0008] Preferably, a sealing ring is sleeved between the cylinder cover and the digestion cylinder, and one side of the sealing ring is fixedly connected to the inner wall of the cylinder cover by an adhesive.

[0009] Preferably, a bearing seat is fixedly connected to the top of the base, and the inner cavity of the bearing seat is movably connected to the transmission shaft through a bearing.

[0010] Preferably, the number of the heating rods is four and they are arranged at equal distances in a circle.

[0011] Preferably, the temperature sensors are in three groups and are arranged equidistantly on the inner wall of the digestion cylinder in a circle, and each group is evenly divided into three parts at the top and bottom.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model extends the hydraulic telescopic rod to drive the cylinder cover to move upward, at which time the water sample and the digestion solution can be added to the inner cavity of the digestion cylinder, and then the cylinder cover and the digestion cylinder are closed by contracting the hydraulic telescopic rod, and then the solution is heated by the heating rod, and the heating temperature is monitored by the temperature sensor. At the same time, the stirring rod is driven by the second motor to rotate to stir the water sample and the digestion solution, thereby accelerating the mixing speed of the two liquids, so that the organic matter and reducing substances in the water sample can be quickly digested. While stirring, the first motor drives the active bevel gear to rotate The active bevel gear drives the driven bevel gear to rotate, and the driven bevel gear drives the cam to rotate through the transmission shaft. The cam makes a reciprocating motion up and down on the rubber pad. At the same time, the sliding plate, spring, connecting rod and mounting plate cooperate to give the digestion cylinder a downward force, so that the digestion cylinder can reciprocate up and down, which can further accelerate the digestion of organic matter and reducing substances in water samples. By adopting this equipment, the organic matter and reducing substances in the sample can be digested efficiently and quickly, and a large amount of digestion can be performed at one time, which brings great convenience to water quality testing.

[0014] 2. The utility model can limit the sliding plate by setting the limit groove and the limit block, so that it can move up and down stably. By setting the discharge pipe and the valve, it can facilitate the discharge of the digested solution. By setting the sealing ring, the sealing between the cylinder cover and the digestion cylinder can be ensured. 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 cross-sectional view of the structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged local structure at point A in the middle.

[0018] In the figure: 1. base; 2. connecting cylinder; 3. sliding plate; 4. spring; 5. connecting rod; 6. mounting plate 1; 7. digestion cylinder; 8. rubber pad; 9. first motor; 10. active bevel gear; 11. driven bevel gear; 12. cam; 13. hydraulic telescopic rod; 14. cylinder cover; 15. second motor; 16. stirring rod; 17. heating rod; 18. temperature sensor; 19. limit groove; 20. limit block; 21. drain pipe. DETAILED DESCRIPTION

[0019] 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.

[0020] The components of the present invention are all common standard components or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0021] See also Figure 1-3A digestion device for water quality detection comprises a base 1, a connecting tube 2 is fixedly connected to the top of the base 1, a sliding plate 3 is slidably connected to the inner cavity of the connecting tube 2, a spring 4 is fixedly connected to the bottom of the sliding plate 3, the bottom of the spring 4 is fixedly connected to the top of the base 1, a connecting rod 5 is fixedly connected to the top of the sliding plate 3, a mounting plate 6 is fixedly connected to the top of the connecting rod 5, a digestion tube 7 is fixedly connected to one side of the mounting plate 6, a rubber pad 8 is fixedly connected to the bottom of the digestion tube 7, a first motor 9 is fixedly connected to the axis center of the top of the base 1, an active bevel gear 10 is fixedly connected to the output shaft of the first motor 9, a driven bevel gear 11 is meshed on the surface of the active bevel gear 10, a cam 12 is fixedly connected to the axis center of the driven bevel gear 11 through a transmission shaft, and the surface of the cam 12 is in contact with the bottom of the rubber pad 8 The bottom of both sides of the digestion cylinder 7 are fixedly connected with hydraulic telescopic rods 13 through mounting plate 2, the top of the hydraulic telescopic rod 13 is fixedly connected with a cylinder cover 14 through mounting plate 3, the cylinder cover 14 is movably connected to the top of the digestion cylinder 7, a second motor 15 is arranged at the top axis of the cylinder cover 14, both sides of the second motor 15 are fixedly connected with the top of the cylinder cover 14 through mounting plate 4, the output shaft of the second motor 15 passes through the bottom of the cylinder cover 14 and is fixedly connected with a stirring rod 16, the bottom of the inner cavity of the digestion cylinder 7 is fixedly connected with a heating rod 17, and the inner wall of the digestion cylinder 7 is fixedly connected with a temperature sensor 18. By adopting the present equipment, organic matter and reducing substances in the sample can be digested efficiently and quickly, and a large amount of digestion work can be carried out at one time, which brings great convenience to water quality detection work.

[0022] Limiting grooves 19 are provided at the four corners of the inner wall of the connecting tube 2. The inner cavity of the limiting groove 19 is slidably connected to the limiting block 20. The side of the limiting block 20 away from the limiting groove 19 is fixedly connected to the surface of the sliding plate 3. By setting the limiting groove 19 and the limiting block 20, the sliding plate 3 can be limited so that it can move up and down stably.

[0023] The bottom of the right side of the digestion cylinder 7 is connected with a drain pipe 21, and the inner cavity of the drain pipe 21 is fixedly connected with a valve. By providing the drain pipe 21 and the valve, the digested solution can be easily discharged.

[0024] A sealing ring is sleeved between the cylinder cover 14 and the digestion cylinder 7, and one side of the sealing ring is fixedly connected to the inner wall of the cylinder cover 14 by an adhesive. By providing the sealing ring, the sealing between the cylinder cover 14 and the digestion cylinder 7 can be ensured.

[0025] A bearing seat is fixedly connected to the top of the base 1, and the inner cavity of the bearing seat is movably connected to the transmission shaft through a bearing.

[0026] There are four heating rods 17 , which are arranged at equal distances in a circle.

[0027] The number of the temperature sensors 18 is three groups, and they are arranged in a circle with equal distances on the inner wall of the digestion cylinder 7, and each group is evenly divided into three in the upper and lower parts.

[0028] The control method of the present invention is automatic control through a controller. The control circuit of the controller can be realized by simple programming by technicians in this field, which belongs to the common knowledge in this field. In addition, the present invention is mainly used to protect mechanical devices, so the present invention will not explain the control method and circuit connection in detail.

[0029] When in use, the cylinder cover 14 is moved upward by extending the hydraulic telescopic rod 13, and the water sample and the digestion solution are added into the inner cavity of the digestion cylinder 7 together, and then the cylinder cover 14 and the digestion cylinder 7 are closed by contracting the hydraulic telescopic rod 13, and then the solution is heated by the heating rod 17, and the heating temperature is monitored by the temperature sensor 18, and at the same time, the stirring rod 16 is driven by the second motor 15 to rotate to stir the water sample and the digestion solution, thereby accelerating the mixing speed of the two liquids, so that the organic matter and The reducing substances are digested. While stirring, the active bevel gear 10 is driven to rotate by the first motor 9, and the active bevel gear 10 drives the driven bevel gear 11 to rotate. The driven bevel gear 11 drives the cam 12 to rotate through the transmission shaft. The cam 12 makes the rubber pad 8 reciprocate up and down. At the same time, the cooperation of the sliding plate 3, the spring 4, the connecting rod 5 and the mounting plate 6 gives the digestion tube 7 a downward force all the time, so that the digestion tube 7 can reciprocate up and down, which can further accelerate the digestion of organic matter and reducing substances in the water sample.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A digestion device for water quality detection, comprising a base (1), Features: The top of the base (1) is fixedly connected to a connecting tube (2), the inner cavity of the connecting tube (2) is slidably connected to a sliding plate (3), the bottom of the sliding plate (3) is fixedly connected to a spring (4), the bottom of the spring (4) is fixedly connected to the top of the base (1), the top of the sliding plate (3) is fixedly connected to a connecting rod (5), the top of the connecting rod (5) is fixedly connected to a mounting plate (6), one side of the mounting plate (6) is fixedly connected to a digestion tube (7), the bottom of the digestion tube (7) is fixedly connected to a rubber pad (8), the top of the base (1) is fixedly connected to a first motor (9), the output shaft of the first motor (9) is fixedly connected to an active bevel gear (10), the surface of the active bevel gear (10) is meshed with a driven bevel gear (11), the axis of the driven bevel gear (11) is fixedly connected to the output shaft of the first motor (9), the surface of the active bevel gear (10) is meshed with a driven bevel gear (11), the axis of the driven bevel gear (11) is fixedly connected to the output shaft of the first motor (9), the output shaft of the first motor (9) is fixedly connected to a ... A cam (12) is fixedly connected via a transmission shaft, the surface of the cam (12) contacts the bottom of the rubber pad (8), the bottoms of both sides of the digestion cylinder (7) are fixedly connected to hydraulic telescopic rods (13) via mounting plate 2, the top of the hydraulic telescopic rod (13) is fixedly connected to a cylinder cover (14) via mounting plate 3, the cylinder cover (14) is movably connected to the top of the digestion cylinder (7), a second motor (15) is arranged at the top axis of the cylinder cover (14), both sides of the second motor (15) are fixedly connected to the top of the cylinder cover (14) via mounting plate 4, the output shaft of the second motor (15) passes through the bottom of the cylinder cover (14) and is fixedly connected to a stirring rod (16), the bottom of the inner cavity of the digestion cylinder (7) is fixedly connected to a heating rod (17), and the inner wall of the digestion cylinder (7) is fixedly connected to a temperature sensor (18).

2. A water quality detection digestion device according to claim 1, Features: The four corners of the inner wall of the connecting tube (2) are provided with limiting grooves (19), the inner cavity of the limiting groove (19) is slidably connected to a limiting block (20), and the side of the limiting block (20) away from the limiting groove (19) is fixedly connected to the surface of the sliding plate (3).

3. A digestion device for water quality detection according to claim 1, Features: The bottom of the right side of the digestion cylinder (7) is connected to a drainage pipe (21), and the inner cavity of the drainage pipe (21) is fixedly connected to a valve.

4. A digestion device for water quality detection according to claim 1, Features: A sealing ring is sleeved between the cylinder cover (14) and the digestion cylinder (7), and one side of the sealing ring is fixedly connected to the inner wall of the cylinder cover (14) by means of an adhesive.

5. A digestion device for water quality detection according to claim 1, Features: A bearing seat is fixedly connected to the top of the base (1), and the inner cavity of the bearing seat is movably connected to the transmission shaft via a bearing.

6. A digestion device for water quality detection according to claim 1, Features: The number of the heating rods (17) is four and they are arranged at equal distances in a circle.

7. A digestion device for water quality detection according to claim 1, Features: The temperature sensors (18) are arranged in three groups in a circular pattern with equal distances on the inner wall of the digestion cylinder (7), and each group is evenly divided into three groups at the top and bottom.

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