Speed-adjustable stirring device for multi-station water bath kettle

Abstract

The utility model discloses a speed-adjustable stirring device for a multi-station water bath kettle, which belongs to the technical field of stirring devices and comprises a rack, a water bath kettle, a stirring device and a control device. The machine frame comprises a balance weight base and an integrated workbench, and the integrated workbench is connected with the balance weight base through a longitudinal beam. The water bath kettle is arranged on the counterweight base and is provided with a plurality of stations, and each station is provided with a water bath. The stirring device is arranged on the rack and comprises a plurality of stirring assemblies in one-to-one correspondence with the plurality of water bath tanks. The control device comprises a plurality of independent control assemblies for respectively controlling the independent operation of the plurality of stirring assemblies and a synchronous control assembly for controlling the synchronous operation of the plurality of stirring assemblies. According to the utility model, the operation of the plurality of stirring components can be independently controlled, the operation of the plurality of stirring components can be synchronously controlled, the problem of single stirring mode is avoided, the stability and safety of the stirring components are improved by improving the structure, and the disorder phenomenon of power lines can be avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of stirring devices, and in particular relates to a speed-adjustable stirring device for a multi-station water bath pot. Background Art

[0002] The traditional water bath only heats the sample liquid in the experimental vessel at a constant temperature and has no stirring effect, so a stirring device needs to be set on one side of the water bath. Prior art CN 206577789 U proposes an intelligent stirring water bath, including a box. The left side of the box is a circuit integration area, and a display screen, a power switch and a water temperature warning light are provided on the upper left side of the front of the box. The right side is a heating and stirring area, and the heating and stirring area is provided with multiple workstations, each of which is provided with a water bath and a stirring device. The stirring device includes a motor and a steel pipe bracket, which is connected to the box. The motor is installed on the crossbeam of the steel pipe bracket and is located directly above the water bath. A lid is provided on the top of the water bath, and the lid is assembled from a plurality of annular laminations of different diameters. The intelligent stirring water bath can stir multiple water baths at the same time to improve stirring efficiency, but it has the following defects: (1) the stirring mode is single, and multiple stirring devices can only operate synchronously; (2) the lid of the water bath is not easy to open, which is inconvenient to observe the sample liquid in the water bath; (3) the steel pipe bracket is a single-tube structure with poor stability, and the stirring motor is prone to shaking when working; (4) the exposed length of the power cord is too long, and when the stirring motor is not working, the power cord cannot be stored, which easily leads to the phenomenon of messy power cord. Utility Model Content

[0003] The utility model provides an adjustable speed stirring device for a multi-station water bath pot, so as to solve the problems of the existing water bath pot stirring device, such as a single stirring mode, difficulty in opening a sealing cover of the water bath pot, easy shaking of the stirring motor when working, and easy disorder of the power cord.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is:

[0005] The adjustable speed stirring device for a multi-station water bath includes:

[0006] A frame, comprising a horizontally arranged counterweight base and an integrated workbench, wherein the integrated workbench is located directly above the counterweight base and connected to the counterweight base via a longitudinal beam;

[0007] A water bath pot is arranged on a weighted base and has a plurality of stations, each station being provided with a water bath;

[0008] A stirring device, which is arranged on the frame and includes a plurality of stirring components corresponding to the plurality of water baths;

[0009] A control device includes a plurality of independent control components for controlling the independent operation of the plurality of stirring components respectively, the plurality of independent control components are respectively connected to the plurality of stirring components, and also includes a synchronous control component for controlling the synchronous operation of the plurality of stirring components, the plurality of stirring components are all connected to the synchronous control component, and the synchronous control component and the independent control component are both arranged on an integrated workbench.

[0010] Furthermore, the integrated workbench and the counterweight base are both in a rectangular shape, and the four corners of the integrated workbench are connected to the four corners of the counterweight base through longitudinal beams; the top of the longitudinal beam is detachably connected to the integrated workbench, and the bottom is detachably connected to the counterweight base.

[0011] Furthermore, a sealing cover is detachably mounted on the top of the water bath, the sealing cover is in an inverted cone shape, and the stirring assembly movably passes through the sealing cover.

[0012] Furthermore, the sealing cover is provided with a strip slot for the stirring assembly to pass through, and the strip slot extends from the center position of the sealing cover to the edge position; the sealing cover is provided with two staggered sealing films at the strip slot.

[0013] Furthermore, the stirring assembly includes a motor frame, a stirring motor, a stirring shaft and a stirring head; the top and bottom of the motor frame are respectively connected to the integrated workbench and the counterweight base, the stirring motor is installed on the motor frame, and its output shaft is vertically arranged downward and connected to the stirring shaft, the stirring shaft movably passes through the strip slot of the sealing cover and is connected to the stirring head.

[0014] Furthermore, the motor frame includes three vertical rods, a slider, and three horizontal rods; the three vertical rods are arranged in a triangle, the tops of which are connected to the integrated workbench, and the bottoms are connected to the counterweight base; the slider is slidably installed on the three vertical rods and is provided with locking screws; the three horizontal rods are arranged in a triangle, one end of which is connected to the slider, and the other end is connected to the stirring motor.

[0015] Furthermore, the independent control component is located above the corresponding stirring component, and includes a first timing button, a first stepless speed regulation button and a first controller, and the first timing button, the first stepless speed regulation button and the corresponding stirring motor are all connected to the first controller; the synchronous control component includes a second timing button, a second stepless speed regulation button and a second controller, and the second timing button, the second stepless speed regulation button and all stirring motors are connected to the second controller.

[0016] Furthermore, the independent control component also includes an elastic power cord, a power cord storage compartment is opened on one side of the integrated workbench, and a movable compartment cover for sealing the power cord storage compartment is hinged at the opening; the elastic power cord is stored in the power cord storage compartment, one end of which is connected to the first controller, and the other end is provided with a power plug that can pass through the power cord storage compartment; a power socket for matching the power plug is provided on the slider of the motor frame, and the power socket is connected to the stirring motor through a wire.

[0017] Furthermore, the power supply plug is an I-shaped plug, and correspondingly, the power supply socket is an I-shaped socket.

[0018] Furthermore, the water bath has two rows of water bath tanks symmetrically arranged front and back; multiple independent control components are evenly divided into two groups, which are respectively arranged on the front and back of the integrated workbench, and the synchronous control component is arranged on the front of the integrated workbench.

[0019] Due to the adoption of the above technical solution, the utility model has the following beneficial effects:

[0020] 1. The utility model is provided with an integrated workbench, and a plurality of independent control components and a synchronous control component are arranged on the integrated workbench. The plurality of independent control components are used to control the independent operation of the plurality of stirring components respectively, and the synchronous control component is used to control the synchronous operation of the plurality of stirring components, so that the stirring components can be operated individually and independently, or multiple stirring components can be operated synchronously, thereby avoiding the problem of a single stirring mode.

[0021] 2. The frame of the utility model includes an integrated workbench and a counterweight base. The integrated workbench is detachably connected to the counterweight base through four longitudinal beams. The motor frame of the stirring assembly can be designed to be detachably connected to the integrated workbench and the counterweight base. The water bath can also be designed to be detachably connected to the counterweight base, so that the entire device can be quickly disassembled and assembled, and good stability and fit can be ensured. In addition, the integrated workbench also provides a relatively spacious operating plane, and the staff can temporarily place tools and equipment on the top of the integrated workbench or perform some temporary operations as needed.

[0022] 3. The motor frame of the utility model includes a sliding seat, three vertical rods and three horizontal rods. The top and bottom of the three vertical rods are respectively connected to the integrated workbench and the counterweight base, which has good stability. In addition, the three vertical rods and the three horizontal rods are arranged in a triangle, which can effectively enhance the stability and avoid large shaking of the stirring motor when working, and will not tip over, which can effectively improve safety.

[0023] 4. The utility model has a sealing cover detachably mounted on the top of the water bath of the water bath pot. The sealing cover is in the shape of an inverted cone. During the constant temperature heating process, condensation gathers on the inverted cone-shaped sealing cover, gradually gathers to the top of the cone and drips or slides along the stirring shaft, reducing the evaporation of the liquid phase. The sealing cover is provided with a strip slot extending from the center position of the sealing cover to the edge position, so as to facilitate the separation of the sealing cover and the stirring shaft, thereby opening the cover to observe the sample liquid in the water bath. In addition, the sealing cover is provided with two staggered sealing films at the strip slot, which block most of the strip slot area, further reducing the evaporation of the liquid phase and reducing the error caused by the evaporation of the liquid phase.

[0024] 5. The utility model is provided with a power cord storage bin on the integrated workbench. When a certain stirring component does not need to work, the power plug on the corresponding power cord can be separated from the power socket on the motor frame slide and stored in the power cord storage bin. Finally, the movable bin cover is closed to seal the power cord storage bin to avoid safety hazards caused by excessive exposed length of the power cord and cluttered power cords. It not only provides a good experimental atmosphere, but also ensures the safety of electricity use for experimenters. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The three-dimensional structure of the adjustable speed stirring device for the multi-station water bath provided by the embodiment of the utility model Figure 1 ;

[0026] Figure 2 The three-dimensional structure of the adjustable speed stirring device for the multi-station water bath provided by the embodiment of the utility model Figure 2 ;

[0027] Figure 3 yes Figure 2 A partial enlarged view of the middle A;

[0028] Figure 4 This is a circuit diagram of a speed-adjustable stirring device for a multi-station water bath provided by an embodiment of the utility model;

[0029] The markings in the accompanying drawings are: 1-counterweight base, 2-longitudinal beam, 3-integrated workbench, 4-first controller, 5-first timing button, 6-first stepless speed regulation button, 7-movable compartment cover, 8-second controller, 9-second timing button, 10-second stepless speed regulation button, 11-water bath, 12-sealing cover, 13-strip slot, 14-vertical rod, 15-slider, 16-locking screw, 17-power socket, 18-cross bar, 19-stirring motor, 20-stirring shaft. DETAILED DESCRIPTION

[0030] 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.

[0031] Example

[0032] like Figure 1-3 As shown, the speed-adjustable stirring device for a multi-station water bath comprises a frame, a water bath 11, a stirring device and a control device.

[0033] The frame includes a horizontally arranged counterweight base 1 and an integrated workbench 3, wherein the integrated workbench 3 is located directly above the counterweight base 1 and is connected to the counterweight base 1 through a longitudinal beam 2. The integrated workbench 3 and the counterweight base 1 are both in the shape of a rectangular parallelepiped, and the four corners of the integrated workbench 3 are connected to the four corners of the counterweight base 1 through the longitudinal beam 2. The top of the longitudinal beam 2 is detachably connected to the integrated workbench 3, and the bottom is detachably connected to the counterweight base 1. Specifically, the longitudinal beam 2 is detachably connected to the integrated workbench 3 and the counterweight base 1 through bolts.

[0034] The water bath 11 is arranged on the counterweight base 1 and has a plurality of workstations, each of which is provided with a water bath. A sealing cover 12 is detachably mounted on the top of the water bath, and the sealing cover 12 is in an inverted cone shape. In this embodiment, the water bath 11 is provided with eight workstations, that is, eight water baths.

[0035] The stirring device is arranged on the frame, and includes a plurality of stirring components corresponding to a plurality of water baths, and the stirring components are movably provided with a sealing cover 12. Specifically, the sealing cover 12 is provided with a strip slot 13 for the stirring components to pass through, and the strip slot 13 extends from the center position of the sealing cover 12 to the edge position. The sealing cover 12 is provided with two staggered sealing films at the strip slot 13, and the sealing films block most of the strip slot 13, further reducing the evaporation of the liquid phase and reducing the error caused by the evaporation of the liquid phase. In this embodiment, eight stirring components are provided corresponding to eight water baths.

[0036] The stirring assembly includes a motor frame, a stirring motor 19, a stirring shaft 20 and a stirring head. The top and bottom of the motor frame are respectively connected to the integrated workbench 3 and the counterweight base 1. The stirring motor 19 is installed on the motor frame, and its output shaft is vertically arranged downward and connected to the stirring shaft 20. The stirring shaft 20 movably passes through the strip slot 13 of the sealing cover 12 and is connected to the stirring head. The provision of the strip slot 13 and the sealing film facilitates the separation of the sealing cover 12 from the stirring shaft 20, thereby opening the cover to observe the sample liquid in the water bath. During the constant temperature heating process, condensation gathers on the inverted cone sealing cover 12, gradually gathers to the top of the cone and drips or slides along the stirring shaft 20, reducing the evaporation of the liquid phase.

[0037] The motor frame includes three vertical rods 14, a slider 15, and three cross rods 18. The three vertical rods 14 are arranged in a triangle, with the top connected to the integrated workbench 3 and the bottom connected to the counterweight base 1. The slider 15 is slidably mounted on the three vertical rods 14 and is provided with a locking screw 16. The three cross rods 18 are arranged in a triangle, with one end connected to the slider 15 and the other end connected to the stirring motor 19. The locking screw 16 is used to lock the slider 15 on the three vertical rods 14, thereby achieving height adjustment of the stirring motor 19.

[0038] The top and bottom of the three vertical rods 14 are respectively connected to the integrated workbench 3 and the counterweight base 1, which has good stability. In addition, the three vertical rods 14 and the three horizontal rods 18 are arranged in a triangle, which can effectively enhance stability and avoid large shaking of the stirring motor 19 when working, and will not tip over, which can effectively improve safety.

[0039] The control device includes multiple independent control components for respectively controlling the independent operation of the multiple stirring components, the multiple independent control components are respectively connected to the multiple stirring components, and also includes a synchronous control component for controlling the synchronous operation of the multiple stirring components, the multiple stirring components are all connected to the synchronous control component, and the synchronous control component and the independent control component are both arranged on the integrated workbench 3.

[0040] In this embodiment, the number of independent control components is eight. The water bath pot 11 has two rows of water baths symmetrically arranged front and back, and the eight independent control components are evenly divided into two groups, which are respectively arranged on the front and back of the integrated workbench 3, and the synchronous control component is arranged on the front of the integrated workbench 3.

[0041] The independent control component is located above the corresponding stirring component, and includes a first timing button 5, a first stepless speed regulating button 6 and a first controller 4. The first timing button 5, the first stepless speed regulating button 6 and the corresponding stirring motor 19 are all connected to the first controller 4. The synchronous control component includes a second timing button 9, a second stepless speed regulating button 10 and a second controller 8. The second timing button 9, the second stepless speed regulating button 10 and all stirring motors 19 are connected to the second controller 8.

[0042] The independent control component also includes an elastic power cord. A power cord storage compartment is provided on one side of the integrated workbench 3, and a movable compartment cover 7 for sealing the power cord storage compartment is hinged at the opening. The elastic power cord is stored in the power cord storage compartment, one end of which is connected to the first controller 4, and the other end is provided with a power plug that can pass through the power cord storage compartment. A power socket 17 for connecting the power plug is provided on the slider 15 of the motor frame, and the power socket 17 is connected to the stirring motor 19 through a wire. The power plug is an I-shaped plug, and accordingly, the power socket 17 is an I-shaped socket.

[0043] When a certain stirring component does not need to work, the power plug on the corresponding power cord can be separated from the power socket 17 on the motor frame slide and stored in the power cord storage bin, and finally the movable bin cover 7 is closed to seal the power cord storage bin to avoid safety hazards caused by excessive exposed length of the power cord and clutter of the power cord, which not only provides a good experimental atmosphere, but also ensures the safety of electricity use for experimenters.

[0044] The utility model is provided with an integrated workbench 3, and a plurality of independent control components and a synchronous control component are arranged on the integrated workbench 3, the plurality of independent control components are used to control the independent operation of the plurality of stirring components respectively, and the synchronous control component is used to control the synchronous operation of the plurality of stirring components, so that the stirring components can be operated independently individually or in multiple synchronous operations, thereby avoiding the problem of a single stirring mode. In addition, the integrated workbench 3 of the utility model is detachably connected to the counterweight base 1 through four longitudinal beams 2, the motor frame of the stirring component can be designed to be detachably connected to the integrated workbench 3 and the counterweight base 1, and the water bath 11 can also be designed to be detachably connected to the counterweight base 1, so that the entire device can be quickly disassembled and assembled, and good stability and fit can be ensured. In addition, the integrated workbench 3 also provides a relatively spacious operating plane, and the staff can temporarily place tools, equipment or perform some temporary operations on the top of the integrated workbench 3 as needed.

[0045] In another embodiment, the integrated workbench 3 can be configured as a hollow structure (not shown in the figure) to prevent the corrosive vapor generated by the volatilization of the liquid phase during the heating of the acidic and alkaline solutions from corroding the bottom of the integrated workbench. The integrated workbench 3 can be made of acid and alkali resistant materials.

[0046] In another embodiment, the bottom of the integrated workbench 3 is made of acid- and alkali-resistant rubber or metal material, the frame is sealed all around and a steam collection fan (not shown in the figure) is provided to conduct the steam to a safe area to avoid corrosion to the bottom of the integrated workbench.

[0047] The above description is a detailed description of the preferred feasible embodiment of the utility model, but the embodiment is not used to limit the scope of the patent application of the utility model. All equivalent changes or modified changes completed under the technical spirit suggested by the utility model should fall within the patent scope covered by the utility model.

Claims

1. An adjustable speed stirring device for a multi-station water bath, characterized in that: include: A frame, comprising a horizontally arranged counterweight base and an integrated workbench, wherein the integrated workbench is located directly above the counterweight base and connected to the counterweight base via a longitudinal beam; A water bath pot is arranged on a weighted base and has a plurality of stations, each station being provided with a water bath; A stirring device, which is arranged on the frame and includes a plurality of stirring components corresponding to the plurality of water baths; A control device includes a plurality of independent control components for respectively controlling the independent operation of the plurality of stirring components, the plurality of independent control components are respectively connected to the plurality of stirring components, and also includes a synchronous control component for controlling the synchronous operation of the plurality of stirring components, the plurality of stirring components are all connected to the synchronous control component, and the synchronous control component and the independent control component are both arranged on an integrated workbench.

2. The adjustable speed stirring device for a multi-station water bath according to claim 1, characterized in that: The integrated workbench and the counterweight base are both in the shape of a cuboid, and the four corners of the integrated workbench are connected to the four corners of the counterweight base through longitudinal beams; the top of the longitudinal beam is detachably connected to the integrated workbench, and the bottom is detachably connected to the counterweight base.

3. The adjustable speed stirring device for a multi-station water bath according to claim 1, characterized in that: A sealing cover is detachably mounted on the top of the water bath, the sealing cover is in an inverted cone shape, and the stirring component is movably arranged through the sealing cover.

4. The adjustable speed stirring device for a multi-station water bath according to claim 3, characterized in that: The sealing cover is provided with a strip slot for the stirring assembly to pass through, and the strip slot extends from the center position of the sealing cover to the edge position; the sealing cover is provided with two staggered sealing films at the strip slot.

5. The adjustable speed stirring device for a multi-station water bath according to claim 4, characterized in that: The stirring assembly includes a motor frame, a stirring motor, a stirring shaft and a stirring head; the top and bottom of the motor frame are respectively connected to the integrated workbench and the counterweight base, the stirring motor is installed on the motor frame, and its output shaft is vertically arranged downward and connected to the stirring shaft, the stirring shaft movably passes through the strip slot hole of the sealing cover and is connected to the stirring head.

6. The adjustable speed stirring device for a multi-station water bath according to claim 5, characterized in that: The motor frame includes three vertical rods, a slider, and three horizontal rods; the three vertical rods are arranged in a triangle, the tops of which are connected to the integrated workbench, and the bottoms are connected to the counterweight base; the slider is slidably installed on the three vertical rods and is provided with locking screws; the three horizontal rods are arranged in a triangle, one end of which is connected to the slider, and the other end is connected to the stirring motor.

7. The adjustable speed stirring device for a multi-station water bath according to claim 6, characterized in that: The independent control component is located above the corresponding stirring component, and includes a first timing button, a first stepless speed regulation button and a first controller. The first timing button, the first stepless speed regulation button and the corresponding stirring motor are all connected to the first controller; the synchronous control component includes a second timing button, a second stepless speed regulation button and a second controller. The second timing button, the second stepless speed regulation button and all stirring motors are connected to the second controller.

8. The adjustable speed stirring device for a multi-station water bath according to claim 7, characterized in that: The independent control component also includes an elastic power cord. A power cord storage compartment is provided on one side of the integrated workbench, and a movable compartment cover for sealing the power cord storage compartment is hinged at the opening; the elastic power cord is stored in the power cord storage compartment, one end of which is connected to the first controller, and the other end is provided with a power plug that can pass through the power cord storage compartment; a power socket for matching and connecting the power plug is provided on the slider of the motor frame, and the power socket is connected to the stirring motor through a wire.

9. The adjustable speed stirring device for a multi-station water bath according to claim 8, characterized in that: The power supply plug is an I-shaped plug, and correspondingly, the power supply socket is an I-shaped socket.

10. The adjustable speed stirring device for a multi-station water bath according to claim 1, characterized in that: The water bath pot has two rows of water bath tanks symmetrically arranged front and back; a plurality of independent control components are evenly divided into two groups, which are respectively arranged on the front and back of the integrated workbench, and the synchronous control component is arranged on the front of the integrated workbench.

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