Rapid stirring instrument for test

Abstract

The utility model relates to the technical field of stirring devices, and discloses a rapid stirring instrument for tests, which comprises a stirring cylinder, a bolt is fixedly connected to the side wall of the lower end of the stirring cylinder, a cylinder rack is rotatably connected to the surface of the bolt through a thread, and damping springs are fixedly connected to the inner walls of the two ends of the cylinder rack. The other end of the damping spring is fixedly connected with a baffle, the baffle abuts against the side wall of the stirring cylinder, the side wall of one end of the cylinder placing frame is fixedly connected with an electric lifting rod, the output end of the upper end of the electric lifting rod is fixedly connected with an L-shaped support, and the side wall of one end, in the horizontal direction, of the L-shaped support is fixedly connected with a first motor. According to the device, powder can be fully stirred, the stirring paddles between the two stirring rods are arranged in a staggered mode, the situation that the powder is attached to the stirring paddles in the stirring process, casting powder cannot be uniformly stirred, and the later test quality is affected can be prevented, and the practicability of the device can be effectively improved.

Description

Technical Field

[0001] The present application belongs to the technical field of stirring devices, and in particular relates to a rapid stirring instrument for experiments. Background Art

[0002] The rapid stirring instrument for experiments can achieve stable and precise stirring of high-viscosity liquid solutions. It is an essential tool for petroleum, chemical, environmental protection, biochemical laboratories, analysis rooms, and education departments.

[0003] Currently available rapid stirrers generally have a single stirring hook that rotates in a stirring tank driven by a transmission device. When stirring with a single stirring hook, powder easily adheres to the stirring hook. As the stirring hook rotates, the casting powder is not evenly stirred, which affects the quality of subsequent tests. At the same time, the fixing method of the stirring tank is relatively unstable, and the stirring tank is easily separated from the tank frame during high-speed stirring and shaking. Utility Model Content

[0004] The purpose of the utility model is to solve the above problems and to provide a rapid stirring instrument for testing.

[0005] In order to achieve the above objectives, this application adopts the following technical solutions:

[0006] A rapid mixer for experiments comprises a mixing cylinder, wherein the lower end side wall of the mixing cylinder is fixedly connected with a bolt, the surface of the bolt is connected to a cylinder rack by a threaded rotation, the inner walls of both ends of the cylinder rack are fixedly connected with a shock-absorbing spring, the other end of the shock-absorbing spring is fixedly connected with a baffle, the baffle abuts against the side wall of the mixing cylinder, one end side wall of the cylinder rack is fixedly connected with an electric lifting rod, the upper end output end of the electric lifting rod is fixedly connected with an L-shaped bracket, one end side wall of the L-shaped bracket in the horizontal direction is fixedly connected with a first motor, the lower end output section of the first motor is fixedly connected with a connecting rod, the lower end of the connecting rod is fixedly connected with a dual-axis motor, the dual-axis The lower end of the motor is fixedly connected to a support plate, the upper surface of the support plate is fixedly connected to a protective shell, the upper side wall of the protective shell is provided with a through hole, and a connecting rod is fixedly sleeved inside the corresponding through hole, the output ends at both ends of the dual-axis motor are fixedly connected to a driving bevel gear, the lower end side wall of the protective shell is provided with two through holes, and a stirring rod is rotatably sleeved inside the corresponding through hole, one end of the stirring rod located in the protective shell is fixedly connected to a driven bevel gear, the driving bevel gear is meshed with the driven bevel gear, the surface of the support plate is also provided with two through holes, and a stirring rod is rotatably sleeved inside the corresponding through hole, and a plurality of stirring paddles are symmetrically fixed to the rod walls of the two stirring rods.

[0007] Preferably, the outer rod walls at the lower ends of the two stirring rods are fixedly connected to a sleeve, the inner wall of one end of the sleeve is fixedly connected to a connecting spring, one end of the connecting spring is fixedly connected to a connecting plate, and the side wall of one end of the connecting rod is fixedly connected to a push rod, a through hole is provided on the side wall of one end of the sleeve, and a push rod is movably sleeved inside the corresponding through hole, and the end of the push rod located outside the sleeve is fixedly connected to a scraper.

[0008] Preferably, the stirring paddles on the walls of the two stirring rods are staggered and connected to each other in a conflicting manner.

[0009] Preferably, a layer of hard brush is fixedly connected to the side of the scraper that contacts the inner wall of the mixing tank.

[0010] Preferably, the connecting spring is made of aluminum alloy.

[0011] Preferably, the first motor and the dual-axis motor are both electrically connected to a power supply of an external device.

[0012] Compared with the prior art, this application provides a rapid stirring instrument for testing, which has the following beneficial effects:

[0013] 1. The rapid stirrer for the test fixes the stirring cylinder by arranging a cylinder stand, a shock-absorbing spring, and a baffle, thereby preventing the stirring cylinder from being easily separated from the cylinder stand during high-speed stirring and shaking, thereby improving the stability of the rapid stirrer for the test.

[0014] 2. The rapid stirrer for the test achieves sufficient stirring of the powder by setting a first motor, a connecting rod, a dual-axis motor, a support plate, a protective shell, an active bevel gear, a stirring rod, a driven bevel gear, and a stirring paddle. The staggered setting of the stirring paddles between the two stirring rods can prevent the powder from adhering to the stirring paddles during the stirring process, resulting in uneven stirring of the casting powder and affecting the quality of subsequent tests, which can effectively increase the practicality of the device.

[0015] 3. The rapid stirrer used in the test is equipped with a housing, a connecting spring, a connecting plate, a push rod, and a scraper to stir and scrape the powder on the bottom inner wall of the mixing tank, preventing the powder from sinking to the bottom and adhering to the inner wall of the mixing tank, resulting in uneven stirring, thereby improving the usability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a rapid stirring apparatus for testing proposed in this application;

[0017] Figure 2 A rapid stirring device for testing proposed in this application Figure 1 Schematic diagram of the structure of part A.

[0018] In the figure: 1. mixing tank; 2. bolt; 3. tank support; 4. shock-absorbing spring; 5. baffle; 6. electric lifting rod; 7. L-shaped bracket; 8. first motor; 9. connecting rod; 10. dual-axis motor; 11. support plate; 12. protective shell; 13. stirring rod; 14. stirring paddle; 15. driven bevel gear; 16. driving bevel gear; 17. casing; 18. connecting spring; 19. connecting plate; 20. push rod; 21. scraper. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments.

[0020] Reference Figure 1-2 , a rapid mixer for testing, including a mixing tank 1, the lower end side wall of the mixing tank 1 is fixedly connected with a bolt 2, the surface of the bolt 2 is connected to a cylinder frame 3 by a threaded rotation, the inner walls of both ends of the cylinder frame 3 are fixedly connected with a shock-absorbing spring 4, the other end of the shock-absorbing spring 4 is fixedly connected with a baffle 5, the baffle 5 is in conflict with the side wall of the mixing tank 1, one end side wall of the cylinder frame 3 is fixedly connected to an electric lifting rod 6, the upper end output end of the electric lifting rod 6 is fixedly connected to an L-shaped bracket 7, one end side wall of the L-shaped bracket 7 in the horizontal direction is fixedly connected to a first motor 8, the lower end output section of the first motor 8 is fixedly connected to a connecting rod 9, the lower end of the connecting rod 9 is fixedly connected to a dual-axis motor 10, the lower end of the dual-axis motor 10 is fixedly connected to a support plate 11, the upper surface of the support plate 11 is fixedly connected to a protective shell 12, the upper end side wall of the protective shell 12 is provided with a through hole, and the corresponding through hole is fixedly sleeved with a connecting rod 9, the output ends of the dual-axis motor 10 at both ends The two ends of the stirring rod 13 are fixedly connected to the driving bevel gear 16, and the lower end side wall of the protective shell 12 is provided with two through holes, and the stirring rod 13 is rotatably sleeved inside the corresponding through holes. One end of the stirring rod 13 located in the protective shell 12 is fixedly connected to the driven bevel gear 15, and the driving bevel gear 16 is meshed with the driven bevel gear 15. The surface of the support plate 11 is also provided with two through holes, and the stirring rod 13 is rotatably sleeved inside the corresponding through holes. A plurality of stirring paddles 14 are symmetrically fixed to the rod walls of the two stirring rods 13, which can fix the stirring cylinder 1 and prevent the stirring cylinder 1 from easily detaching from the cylinder frame 3 during high-speed stirring and shaking, thereby improving the stability of a rapid stirrer for experiments and achieving sufficient stirring of the powder. The staggered arrangement of the stirring paddles 14 between the two stirring rods 13 can prevent the powder from adhering to the stirring paddles 14 during the stirring process, resulting in uneven stirring of the casting powder, which affects the quality of the later experiments and can effectively increase the practicality of the device.

[0021] The outer rod walls of the lower ends of the two stirring rods 13 are fixedly connected to a sleeve 17, the inner wall of one end of the sleeve 17 is fixedly connected to a connecting spring 18, one end of the connecting spring 18 is fixedly connected to a connecting plate 19, and the side wall of one end of the connecting rod 9 is fixedly connected to a push rod 20. A through hole is provided on the side wall of one end of the sleeve 17, and a push rod 20 is movably sleeved inside the corresponding through hole. The end of the push rod 20 located outside the sleeve 17 is fixedly connected to a scraper 21, which can stir and scrape the powder on the inner wall of the bottom of the mixing tank 1 to prevent the powder from sinking to the bottom and adhering to the inner wall of the mixing tank 1, resulting in uneven stirring, thereby improving the usability of the device.

[0022] The stirring paddles 14 on the rod walls of the two stirring rods 13 are staggered and connected to each other, so that the stirring paddles 14 on the rod walls of the two stirring rods 13 can remove the powder attached to the paddles from each other and stir the powder better.

[0023] A layer of hard brush is fixedly connected to the side of the scraper 21 that contacts the inner wall of the mixing tank 1, which can easily scrape off the powder attached to the inner wall of the stirring rod 13, thereby increasing the practicality of the device.

[0024] The connecting spring 18 is made of aluminum alloy to prevent the connecting spring 18 from rusting during long-term use, thereby affecting the use effect of the device and increasing the usability of the device.

[0025] The first motor 8 and the dual-axis motor 10 are both electrically connected to a power source of an external device.

[0026] The operating principle of the present invention is now described as follows:

[0027] When the present application is used, the user first aligns the bolt 2 fixed to the lower end of the mixing tank 1 with the screw hole opened on the upper surface of the cylinder frame 3, and then rotates the mixing tank 1 to fix the mixing tank 1 on the cylinder frame 3. Then, the shock-absorbing spring 4 and the baffle 5 are used to auxiliary fix the mixing tank 1 to prevent the mixing tank 1 from not separating from the cylinder frame 3 during the mixing process. Then, the powder to be mixed is put into the mixing tank 1, the electric lifting rod 6 is retracted downward, and the stirring rod 13 is put into the mixing tank 1. The first motor 8 is started to drive the dual-axis motor 10 and the support plate 11 to rotate. The stirring rod 13 is driven to rotate, the dual-axis motor 10 is started, the active bevel gear 16 is driven to rotate, the driven bevel gear 15 is rotated, and the stirring rod 13 is rotated. The staggered stirring paddle 14 can prevent the powder from adhering to the stirring paddle 14 while stirring, resulting in uneven stirring. When the stirring rod 13 rotates, the connecting plate 19 and the push plate in the casing 17 are driven to extend outward, so that the scraper 21 stirs and scrapes the powder on the inner wall of the lower end of the mixing tank 1 to prevent uneven stirring of the bottom powder, which can effectively improve the stirring efficiency of the device.

[0028] The above is only a preferred specific implementation method of the present application, but the scope of protection of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and application concept of the present application within the technical scope disclosed in the present application, and they should be covered by the scope of protection of the present application.

Claims

1. A rapid stirring apparatus for testing, comprising a stirring tank (1), characterized in that: The lower side wall of the mixing cylinder (1) is fixedly connected with a bolt (2), and the surface of the bolt (2) is rotatably connected with a cylinder frame (3) through a thread. The inner walls of both ends of the cylinder frame (3) are fixedly connected with a damping spring (4), and the other end of the damping spring (4) is fixedly connected with a baffle (5), and the baffle (5) contacts the side wall of the mixing cylinder (1). One end side wall of the cylinder frame (3) is fixedly connected with an electric lifting rod (6), and the upper output end of the electric lifting rod (6) is fixedly connected with an L-shaped bracket (7). One end side wall of the L-shaped bracket (7) in the horizontal direction is fixedly connected with a first motor (8), and the lower output section of the first motor (8) is fixedly connected with a connecting rod (9), and the lower end of the connecting rod (9) is fixedly connected with a double-axis motor (10), and the lower end of the double-axis motor (10) is fixedly connected with a support plate. (11), the upper surface of the support plate (11) is fixedly connected to a protective shell (12), the upper side wall of the protective shell (12) is provided with a through hole, and a connecting rod (9) is fixedly sleeved inside the corresponding through hole, both output ends of the dual-axis motor (10) are fixedly connected to a driving bevel gear (16), the lower side wall of the protective shell (12) is provided with two through holes, and a stirring rod (13) is rotatably sleeved inside the corresponding through hole, one end of the stirring rod (13) located inside the protective shell (12) is fixedly connected to a driven bevel gear (15), the driving bevel gear (16) is meshed with the driven bevel gear (15), the surface of the support plate (11) is also provided with two through holes, and a stirring rod (13) is rotatably sleeved inside the corresponding through hole, and a plurality of stirring paddles (14) are symmetrically fixed to the rod walls of the two stirring rods (13).

2. A rapid stirring apparatus for testing according to claim 1, characterized in that: The outer rod walls at the lower ends of the two stirring rods (13) are fixedly connected to a casing (17); the inner wall at one end of the casing (17) is fixedly connected to a connecting spring (18); one end of the connecting spring (18) is fixedly connected to a connecting plate (19); one end of the side wall of the connecting rod (9) is fixedly connected to a push rod (20); a through hole is formed on the side wall at one end of the casing (17); and a push rod (20) is movably sleeved in the corresponding through hole; and one end of the push rod (20) located outside the casing (17) is fixedly connected to a scraper (21).

3. A rapid stirring apparatus for testing according to claim 1, characterized in that: The stirring paddles (14) on the rod walls of the two stirring rods (13) are staggered, and the stirring paddles (14) on the rod walls of the two stirring rods (13) are in abutment connection with each other.

4. A rapid stirring apparatus for testing according to claim 2, characterized in that: A layer of hard brush is fixedly connected to the side of the scraper (21) that contacts the inner wall of the mixing tank (1).

5. A rapid stirring apparatus for testing according to claim 2, characterized in that: The connecting spring (18) is made of aluminum alloy.

6. A rapid stirring apparatus for testing according to claim 1, characterized in that: The first motor (8) and the dual-axis motor (10) are both electrically connected to a power source of an external device.

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