Corrosion-resistant electric heating digestion instrument
By using cylindrical cleaning cotton, tooth ring and lifting mechanism in the heating electric digester, the problem of rust on the inner wall of the digester is solved, and the effect of improving corrosion resistance and digestion efficiency is achieved.
Patent Information
- Application Number
- CN202420859032.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-24
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-04-24
AI Technical Summary
After use, the existing corrosion-resistant heating electric thermal digester is prone to rust in the inner wall of the digestion chamber, resulting in a decrease in corrosion resistance.
The cylindrical cleaning cotton, tooth ring and gear are used, combined with the lifting mechanism, and a cylindrical digestion box made of polytetrafluoroethylene anticorrosion material is driven to wipe the inner wall of the digestion chamber through the meshing connection between the gear and the tooth ring. Remove residual liquid, keep it dry and prevent corrosion.
Effectively prevent rust on the inner wall of the digester, improve corrosion resistance, and ensure the stability and efficiency of the digester long-term use.
Smart Images
Figure CN222299309U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electric heating digestion instruments, in particular to a corrosion-resistant heating electric heating digestion instrument. Background Art
[0002] The digester is a commonly used sample pretreatment equipment. According to the degree of automation, it can be divided into semi-automatic digesters and fully automatic digesters; according to the principle, it can be divided into electric thermal digesters and microwave digesters. Currently, there are relatively mature products and they are widely used.
[0003] In the process of realizing the present application, the applicant discovered that the existing corrosion-resistant heating electric digester has certain drawbacks when in use. At present, the corrosion resistance of the digester is improved by setting up a corrosion-resistant layer. However, after the digestion of the sample is completed, the inner wall of the digestion chamber is in a moist state. If it is exposed to the air for a long time, the inner wall of the digester may rust, which will in turn damage the corrosion-resistant layer, resulting in a decrease in the corrosion resistance of the corrosion-resistant layer, which is not conducive to subsequent digestion use. Utility Model Content
[0004] The utility model aims to solve the problem in the prior art that the inner wall of the digestion instrument is kept wet for a long time, which may cause the inner wall of the digestion instrument to rust and reduce the corrosion resistance of the corrosion-resistant layer, and proposes a corrosion-resistant heating electric digestion instrument.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A corrosion-resistant heating electric digestion instrument comprises a base plate, a cylindrical cleaning cotton and a motor. A cylindrical digestion box is arranged above the base plate, a cylindrical digestion cavity is opened inside the cylindrical digestion box, the cylindrical cleaning cotton is fitted to the inner wall of the cylindrical digestion cavity, a gear ring is fixedly sleeved on the outer wall of the cylindrical digestion box, the motor is fixedly arranged at the bottom of the base plate, the output shaft of the motor passes through the base plate and is fixedly sleeved with a gear, the gear is meshed with the gear ring, a plurality of mounting holes are opened inside the cylindrical digestion box, an electric heating wire is fixedly arranged inside each mounting hole, an electric heater is fixedly arranged at the bottom of the base plate, each of the electric heating wires is electrically connected to the electric heater, a lifting mechanism is arranged on the top of the base plate, and the cylindrical cleaning cotton matches the lifting mechanism.
[0007] Preferably, the lifting mechanism includes two screw rods, a crank, two L-shaped plates, two rotating rods, two connecting plates and a mounting plate, the two screw rods are rotatably sleeved inside the bottom plate, the crank is fixedly set on one end of the corresponding screw rod, the two L-shaped plates are threadedly sleeved on the rod wall of the corresponding screw rod, one end of the two rotating rods are rotatably connected to the corresponding L-shaped plates, the other ends of the two rotating rods are fixedly connected to the corresponding connecting plates, the mounting plate is fixedly set between the two connecting plates, and the side walls of the columnar cleaning cotton are fixedly provided with two threaded blocks, and each of the threaded blocks is threadedly fixed to the side wall of the mounting plate by a bolt.
[0008] Preferably, a cover plate is fixedly arranged between the two connecting plates, and the cover plate matches the top of the cylindrical digestion box.
[0009] Preferably, a screw is movably sleeved on the side wall of one of the L-shaped plates, a turntable is fixedly sleeved on the rod wall of one of the rotating rods, two threaded holes are provided on the side wall of the turntable, and each of the threaded holes matches one end of the screw.
[0010] Preferably, the side wall of the bottom plate is provided with an annular groove, and a plurality of T-shaped sliders are fixedly provided at the bottom of the cylindrical digestion box, each of the T-shaped sliders is slidably embedded in the interior of the corresponding annular groove, and the cross-section of the annular groove is T-shaped.
[0011] Preferably, the other ends of the two screw rods are fixedly sleeved with pulleys, and the two pulleys are connected via a belt transmission.
[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:
[0013] 1. The utility model, through the provision of cylindrical cleaning cotton, gear ring and gear, the cylindrical digestion box is made of polytetrafluoroethylene anti-corrosion material, the cylindrical cleaning cotton is pressed against the inner wall of the cylindrical digestion chamber, the motor is started to drive the gear to rotate, the gear can drive the gear ring to rotate when rotating, the gear ring can drive the cylindrical digestion box to rotate, so that the cylindrical cleaning cotton can wipe the cylindrical digestion chamber, and then can remove the residual liquid on the inner wall of the cylindrical digestion chamber, ensure that the inside of the cylindrical digestion box is dry, and then can prevent the cylindrical digestion box from being corroded, further improving the corrosion resistance of the cylindrical digestion box.
[0014] 2. In the utility model, through the setting of the lifting mechanism, the rod wall thread direction, thread number and thread pitch of the two screw rods are consistent, and the corresponding screw rods are driven to rotate by turning the crank handle, and the belt transmission can ensure the smooth rotation of the two screw rods, and then the two L-shaped plates can move smoothly. The two L-shaped plates can drive the two rotating rods, two connecting plates and the mounting plate to move smoothly, so that the cylindrical cleaning cotton can be smoothly inserted into the inner wall of the cylindrical digestion chamber.
[0015] 3. The utility model, after removing moisture from the columnar digestion box through the set cover plate, drives the lifting mechanism to move the columnar cleaning cotton upward, and rotates the rotating rod to smoothly flip the columnar cleaning cotton and the cover plate, and then drives the cover plate downward through the lifting mechanism again, so that the cover plate can be stably clamped at the opening of the columnar digestion box to prevent the temperature from dissipating too quickly, thereby improving the digestion effect and efficiency of the digested sample. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.
[0017] Figure 1 It is a cross-sectional structural schematic diagram of the utility model;
[0018] Figure 2 For the utility model Figure 1 A magnified view of part A;
[0019] Figure 3 For the utility model Figure 1 A magnified view of part B;
[0020] Figure 4 For the utility model Figure 1 A three-dimensional image of a cylindrical cleaning cotton.
[0021] Description of reference numerals:
[0022] 1. Bottom plate; 2. Cylindrical cleaning cotton; 3. Motor; 4. Cylindrical digestion box; 5. Gear ring; 6. Gear; 7. Electric heating wire; 8. Electric heater; 9. Screw rod; 10. Crank handle; 11. L-shaped plate; 12. Turn rod; 13. Connecting plate; 14. Mounting plate; 15. Threaded block; 16. Cover plate; 17. Screw rod; 18. Turntable; 19. Threaded hole; 20. T-shaped slider; 21. Pulley; 22. Belt. DETAILED DESCRIPTION
[0023] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0024] The utility model embodiment discloses a corrosion-resistant heating electric heating digestion instrument.
[0025] The utility model provides Figure 1-4The corrosion-resistant heating electric digestion instrument shown in the figure comprises a bottom plate 1, a cylindrical cleaning cotton 2 and a motor 3. A cylindrical digestion box 4 is arranged above the bottom plate 1. A cylindrical digestion cavity is provided inside the cylindrical digestion box 4. The cylindrical cleaning cotton 2 is fitted to the inner wall of the cylindrical digestion cavity. A gear ring 5 is fixedly sleeved on the outer wall of the cylindrical digestion box 4. The motor 3 is fixedly arranged at the bottom of the bottom plate 1. The output shaft of the motor 3 passes through the bottom plate 1 and is fixedly sleeved with a gear 6. The gear 6 is meshed with the gear ring 5. The inside of the cylindrical digestion box 4 is provided with a plurality of installation Holes, an electric heating wire 7 is fixedly arranged inside each mounting hole, an electric heater 8 is fixedly arranged at the bottom of the base plate 1, each electric heating wire 7 is electrically connected to the electric heater 8, a lifting mechanism is arranged on the top of the base plate 1, and the cylindrical cleaning cotton 2 is matched with the lifting mechanism. The set cylindrical cleaning cotton 2, gear ring 5 and gear 6 can be used to remove residual liquid on the inner wall of the cylindrical digestion chamber, ensure that the inside of the cylindrical digestion box 4 is dry, prevent the cylindrical digestion box 4 from being corroded, and further improve the corrosion resistance of the cylindrical digestion box 4.
[0026] In order to smoothly insert the cylindrical cleaning cotton 2 into the inner wall of the cylindrical digestion chamber, Figure 1-4 As shown, the lifting mechanism includes two screw rods 9, a crank 10, two L-shaped plates 11, two rotating rods 12, two connecting plates 13 and a mounting plate 14. The two screw rods 9 are rotatably sleeved inside the bottom plate 1, the crank 10 is fixedly arranged at one end of the corresponding screw rod 9, the two L-shaped plates 11 are threadedly sleeved on the rod wall of the corresponding screw rod 9, one end of the two rotating rods 12 is rotatably connected to the corresponding L-shaped plates 11 respectively, and the other ends of the two rotating rods 12 are fixedly connected to the corresponding connecting plates 13 respectively, and the mounting plate 14 is fixedly arranged between the two connecting plates 13. Two threaded blocks 15 are fixedly arranged on the side walls of the columnar cleaning cotton 2, and each threaded block 15 is threadedly fixed to the side wall of the mounting plate 14 by a bolt. By utilizing the set lifting mechanism, the columnar cleaning cotton 2 can be smoothly inserted into the inner wall of the columnar digestion chamber.
[0027] In order to stably clamp the cover plate 16 at the opening of the columnar digestion box 4 to prevent the temperature from dissipating too quickly, thereby improving the digestion effect and digestion efficiency of the digestion sample, as shown in FIG. Figure 1 and Figure 3 As shown, a cover plate 16 is fixedly arranged between the two connecting plates 13, and the cover plate 16 matches the top of the columnar digestion box 4. By utilizing the set cover plate 16, the cover plate 16 can be stably clamped at the opening of the columnar digestion box 4 to prevent the temperature from dissipating too quickly, thereby improving the digestion effect and efficiency of the digested sample.
[0028] In order to fix the rotating disk 18, the rotating rod 12 is prevented from rotating spontaneously. Figure 3As shown, a screw 17 is movably sleeved on the side wall of one of the L-shaped plates 11, a turntable 18 is fixedly sleeved on the rod wall of one of the rotating rods 12, and two threaded holes 19 are provided on the side wall of the turntable 18, each of which matches one end of the screw 17. The set screw 19 can be used to fix the turntable 18 to prevent the rotating rod 12 from rotating spontaneously.
[0029] In order to support the columnar digestion box 4 and ensure that the columnar digestion box 4 can rotate stably, Figure 1-2 As shown, an annular groove is provided on the side wall of the bottom plate 1, and a plurality of T-shaped sliders 20 are fixedly arranged at the bottom of the cylindrical digestion box 4. Each T-shaped slider 20 is slidably embedded in the corresponding annular groove. The cross-section of the annular groove is T-shaped. The T-shaped slider 20 is provided to support the cylindrical digestion box 4, thereby ensuring that the cylindrical digestion box 4 can rotate stably.
[0030] Finally, in order to be able to transmit the two screw rods 9 and ensure that the two screw rods 9 can move smoothly, as shown in FIG. Figure 1 As shown, the other ends of the two screw rods 9 are fixedly sleeved with pulleys 21, and the two pulleys 21 are connected by a belt 22. The two screw rods 9 can be driven by the set pulleys 21 and belts 22 to ensure that the two screw rods 9 can move smoothly.
[0031] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.
Claims
1. A corrosion-resistant heating electric digestion instrument, comprising a bottom plate (1), a cylindrical cleaning cotton (2) and a motor (3), characterized in that: A cylindrical digestion box (4) is arranged above the base plate (1), a cylindrical digestion chamber is provided inside the cylindrical digestion box (4), the cylindrical cleaning cotton (2) is arranged in close contact with the inner wall of the cylindrical digestion chamber, a gear ring (5) is fixedly sleeved on the outer wall of the cylindrical digestion box (4), the motor (3) is fixedly arranged at the bottom of the base plate (1), the output shaft of the motor (3) passes through the base plate (1) and is fixedly sleeved with a gear (6), the gear (6) is meshingly connected with the gear ring (5), a plurality of mounting holes are provided inside the cylindrical digestion box (4), an electric heating wire (7) is fixedly provided inside each of the mounting holes, an electric heater (8) is fixedly provided at the bottom of the base plate (1), each of the electric heating wires (7) is electrically connected to the electric heater (8), a lifting mechanism is provided at the top of the base plate (1), and the cylindrical cleaning cotton (2) matches the lifting mechanism.
2. A corrosion-resistant heating electric thermal digestion instrument according to claim 1, characterized in that: The lifting mechanism comprises two screw rods (9), a crank (10), two L-shaped plates (11), two rotating rods (12), two connecting plates (13) and a mounting plate (14). The two screw rods (9) are both rotatably sleeved inside the bottom plate (1). The crank (10) is fixedly arranged on one end of the corresponding screw rod (9). The two L-shaped plates (11) are both threadedly sleeved on the rod wall of the corresponding screw rod (9). One end of the two rotating rods (12) is respectively rotatably connected to the corresponding L-shaped plates (11). The other ends of the two rotating rods (12) are respectively fixedly connected to the corresponding connecting plates (13). The mounting plate (14) is fixedly arranged between the two connecting plates (13). Two threaded blocks (15) are fixedly arranged on the side wall of the columnar cleaning cotton (2). Each of the threaded blocks (15) is threadedly fixed to the side wall of the mounting plate (14) by a bolt.
3. A corrosion-resistant heating electric heat digestion instrument according to claim 2, characterized in that: A cover plate (16) is fixedly arranged between the two connecting plates (13), and the cover plate (16) matches the top of the columnar digestion box (4).
4. A corrosion-resistant heating electric heat digestion instrument according to claim 2, characterized in that: A screw rod (17) is movably sleeved on the side wall of one of the L-shaped plates (11), a rotating disk (18) is fixedly sleeved on the rod wall of one of the rotating rods (12), and two threaded holes (19) are provided on the side wall of the rotating disk (18), and each of the threaded holes (19) matches one end of the screw rod (17).
5. A corrosion-resistant heating electric heating digestion instrument according to claim 1, characterized in that: An annular groove is provided on the side wall of the bottom plate (1), and a plurality of T-shaped sliders (20) are fixedly arranged on the bottom of the cylindrical digestion box (4), each of the T-shaped sliders (20) being slidably embedded in the interior of a corresponding annular groove, and the cross-section of the annular groove is T-shaped.
6. A corrosion-resistant heating electric heat digestion instrument according to claim 2, characterized in that: The other ends of the two screw rods (9) are fixedly sleeved with pulleys (21), and the two pulleys (21) are connected by a belt (22).