Stirring structure of low-temperature thermostatic bath

Abstract

A stirring structure of a low-temperature thermostatic bath is characterized in that the stirring structure comprises a stirring box, a mounting frame, a circulating pipe, a thermostatic assembly, a stirring assembly, a transverse moving assembly, a longitudinal driving motor, a lead screw and a supporting frame, the mounting frame is arranged on one side of the stirring box, and the stirring tank is arranged in the center of the stirring box; a circulating pipe is arranged on the outer wall of the stirring tank in a snake-shaped winding mode and connected with a constant-temperature assembly installed in an inner cavity of the stirring tank, a lead screw is installed in a moving groove formed in the installation frame through a bearing, one end of the lead screw is connected with a longitudinal driving motor installed on the installation frame, and the lead screw is in threaded connection with a supporting frame. The transverse moving assembly is arranged on the supporting frame and connected with the stirring assembly, the stirring assembly can move up and down and transversely, so that a container is convenient to take and place, a test object is stirred while the stirring assembly moves up and down in the stirring process, and the stirring efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of low-temperature constant-temperature stirring, in particular to a stirring structure of a low-temperature constant-temperature bath. Background Art

[0002] A low-temperature constant-temperature stirring bath is a low-temperature liquid circulation device using mechanical refrigeration, which has the functions of providing low-temperature liquid and low-temperature water bath. It conducts chemical reaction operations at low temperatures with multiple functions, and this device has wide applications in the fields of scientific research, biology, physics, medicine, chemical engineering, etc.

[0003] When performing low-temperature constant-temperature stirring on a test sample, a containing container is needed to hold the test sample, which is placed in a constant-temperature stirring bath, and then the stirring device is installed. The test sample in the container is stirred through the stirring device. After the stirring is completed, the stirring device needs to be disassembled first, and then the containing container can be taken out. Such operation brings inconvenience to users.

[0004] Therefore, it is necessary to design a stirring structure of a low-temperature constant-temperature bath to solve the above problems. Content of the Utility Model

[0005] According to the above existing technical problems, the utility model provides a stirring structure of a low-temperature constant-temperature bath, which is characterized by including a stirring box, a mounting rack, a circulation pipe, a constant-temperature component, a stirring component, a lateral movement component, a longitudinal driving motor, a lead screw and a support frame.

[0006] A mounting rack is arranged on one side of the stirring box. A stirring tank is arranged at the center position of the stirring box. The circulation pipe is wound around the outer wall of the stirring tank in a snake shape. The circulation pipe is connected to the constant-temperature component installed in the inner cavity of the stirring box. The lead screw is installed in the moving groove arranged on the mounting rack through a bearing. One end of the lead screw is connected to the longitudinal driving motor installed on the mounting rack. The support frame is threadedly connected to the lead screw. The lateral movement component is arranged on the support frame. The lateral movement component is connected to the stirring component.

[0007] The constant-temperature component consists of a circulation box, a circulation pump, an electric heating plate and a refrigerator. The circulation box is installed in the inner cavity of the stirring box. The liquid outlet of the circulation box is connected to one end of the circulation pipe through the circulation pump. The other end of the circulation pipe is connected to the liquid inlet of the circulation box. The electric heating plate is installed on the inner wall of the circulation box. The circulation box is connected to the refrigerator through a pipeline.

[0008] The stirring component includes a stirring motor and a stirring rod. The output end of the stirring motor is connected to the stirring rod.

[0009] The lateral movement component consists of an adjustment screw and a mounting base. The upper end of the mounting base is threadedly connected to the adjustment screw. The adjustment screw is installed in a groove provided on the support frame through a bearing. The two ends of the mounting base are respectively slidably connected in limit grooves provided on the groove walls.

[0010] A stirring motor is installed on the mounting base.

[0011] Specifically, a temperature sensor is installed on the inner wall of the circulation tank to monitor the temperature of the medium in the circulation tank.

[0012] Specifically, a heat dissipation fan is installed on one side at the lower end of the stirring tank for the heat dissipation of the refrigerating machine.

[0013] Specifically, a control panel is installed on the front side of the stirring tank.

[0014] Specifically, a drain and injection port is provided on one side of the circulation tank.

[0015] Advantages of the present utility model:

[0016] In the stirring tank designed by the present utility model, a constant temperature component is installed. By starting the electric heating plate or the refrigerating machine, the medium in the circulation tank is heated or cooled to keep the medium at a constant temperature, and then it is transferred to the stirring tank through the circulation pump and the circulation pipe to ensure the constant temperature of the stirring tank.

[0017] The stirring component designed by the present utility model can move up and down under the control of the longitudinal driving motor and the lead screw. By operating the adjustment screw to control the lateral movement of the stirring component, the stirring component can be moved to a position above one side of the stirring tank out of the stirring tank, which is convenient for taking or placing the sample container to be stirred into the stirring tank. In addition, during the stirring process, the stirring component can also be controlled to move up and down by the longitudinal driving motor to stir the sample, improving the stirring efficiency. Description of the drawings

[0018] Figure 1 It is a front view schematic diagram of the overall structure of the stirring structure of a low-temperature constant temperature bath of the present utility model;

[0019] Figure 2 It is a left side view schematic diagram of the overall structure of the stirring structure of a low-temperature constant temperature bath of the present utility model;

[0020] Figure 3 It is a right side view schematic diagram of the overall structure of the stirring structure of a low-temperature constant temperature bath of the present utility model;

[0021] Figure 4 It is a cross-sectional schematic diagram of the stirring tank of the stirring structure of a low-temperature constant temperature bath of the present utility model;

[0022] Figure 5 Schematic diagram after moving the stirring component of the stirring structure of a low-temperature constant temperature bath of the present utility model; as shown in the figure: 100. Container, 1. Stirring box, 11. Stirring tank, 12. Control panel, 13. Cooling fan, 2. Mounting rack, 3. Circulation pipe, 41. Circulation tank, 411. Drain and injection port, 42. Circulation pump, 43. Electric heating plate, 44. Refrigerator, 45. Temperature sensor, 51. Stirring motor, 52. Stirring rod, 61. Support frame, 62. Adjusting screw, 63. Mounting seat, 7. Longitudinal driving motor, 8. Lead screw. Specific implementation mode

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present utility model, rather than all of them. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative work shall fall within the protection scope of the present utility model.

[0024] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations. In addition, the technical features involved in different embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0026] Embodiment 1

[0027] As shown in the figure, an installation frame 2 is provided on one side of the stirring tank 1. A stirring tank 11 is provided at the central position of the stirring tank 1. A circulation pipe 3 is arranged in a serpentine manner on the outer wall of the stirring tank 11. The circulation pipe 3 is connected to a circulation tank 41 in a constant temperature component installed in the inner cavity of the stirring tank 1. The liquid outlet of the circulation tank 41 is connected to one end of the circulation pipe 3 through a circulation pump 42. The other end of the circulation pipe 3 is connected to the liquid inlet of the circulation tank 41. An electric heating plate 43 is installed on the inner wall of the circulation tank 41. The circulation tank 41 is connected to a refrigerator 44 installed in the inner cavity of the stirring tank 1 through a pipeline. And a temperature sensor 45 is installed on the inner wall of the circulation tank 41 to monitor the temperature of the medium in the circulation tank 41. A heat dissipation fan 13 is installed at the position on one side of the lower end of the stirring tank 1 where the refrigerator 44 is installed for dissipating heat of the refrigerator 44.

[0028] A lead screw 8 is installed through a bearing in a moving groove provided on the installation frame 2. One end of the lead screw 8 is connected to a longitudinal driving motor 7 installed on the installation frame. A support frame 61 is threadedly connected to the lead screw 8. An adjusting screw 62 is installed through a bearing in a groove provided on the support frame 61. An installation seat 63 is threadedly connected to the adjusting screw 62. And both ends of the installation seat 63 are respectively slidably connected in limit grooves provided on the groove wall. And a stirring motor 51 is installed on the installation seat 63. The output end of the stirring motor 51 is connected to a stirring rod 52.

[0029] An operation control panel 12 is installed on the front side of the stirring tank 1. The controller provided in the operation control panel is respectively connected to the electronic components in this device to control the operation of the electronic components.

[0030] Specifically, a drain and injection port 411 is provided on one side of the circulation tank 41, and the medium in the circulation tank 41 can be regularly replaced or added.

[0031] Embodiment 2

[0032] When using the present utility model, the initial state of the present utility model is as Figure 5 shown. The stirring assembly is located above one side of the stirring tank 1. The operator places a container 100 filled with a test sample into the stirring tank 11. Then, the operator operates the adjusting screw 62 to control the installation seat 63 to drive the stirring assembly to move horizontally until it is above the container 100. Then, the longitudinal driving motor 7 is started through the control button on the operation control panel 12. The lead screw 8 rotates, and the support frame 61 moves axially. The stirring rod 52 slowly moves down into the container 100. Then, the stirring motor 51 is started for stirring. After the stirring is completed, the operation is carried out in the same way to reset the stirring assembly, which is also as Figure 5 shown, without affecting the taking and placing of the container 100, and it is convenient to use.

[0033] During the stirring process, the forward and reverse rotation of the longitudinal drive motor 7 can also be controlled to control the reciprocating up and down movement of the stirring rod 52 located in the container 100, so as to realize stirring while moving up and down, improving the stirring efficiency;

[0034] According to the stirring requirements of the test sample, the electric heating plate 43 or the refrigerator 44 is controlled to start running through the control panel 12 to heat or cool the medium in the circulation tank 41. The temperature of the medium is monitored by the temperature sensor 45 in the circulation tank 41 to keep the medium at a constant temperature. The medium passes through the circulation pump 42 and the circulation pipe 3 wound around the outer wall of the stirring tank 11, and the medium transfers its temperature to the stirring tank 11 to ensure the constant temperature of the stirring tank 11.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention. Each component mentioned in the present invention is a common technology in the existing field. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A stirring structure of a low temperature constant temperature tank, characterized in that It includes a mixing box, a mounting frame, a circulation pipe, a constant temperature component, a mixing component, a lateral moving component, a longitudinal drive motor, a screw rod and a support frame. A mounting frame is provided on one side of the mixing box, a mixing tank is provided at the center of the mixing box, a circulation pipe is arranged on the outer wall of the mixing tank in a serpentine shape, the circulation pipe is connected to a constant temperature component installed in the inner cavity of the mixing box, a lead screw is installed in the movable groove provided on the mounting frame through a bearing, one end of the lead screw is connected to a longitudinal driving motor installed on the mounting frame, a support frame is threadedly connected to the lead screw, a lateral moving component is installed on the support frame, and the lateral moving component is connected to the mixing component.

2. The stirring structure of the low temperature constant temperature bath according to claim 1, characterized in that The constant temperature component consists of a circulation box, a circulation pump, an electric heating plate and a refrigerator. The circulation box is installed in the inner cavity of the mixing box. The liquid outlet of the circulation box is connected to one end of a circulation pipe through a circulation pump. The other end of the circulation pipe is connected to the liquid inlet of the circulation box. An electric heating plate is installed on the inner wall of the circulation box. The circulation box is connected to the refrigerator through a pipeline.

3. The stirring structure of the low temperature constant temperature bath according to claim 1, characterized in that The stirring assembly comprises a stirring motor and a stirring rod, and the output end of the stirring motor is connected to the stirring rod.

4. The stirring structure of the low temperature constant temperature bath according to claim 3, characterized in that The lateral movement assembly consists of an adjusting screw and a mounting seat, the upper end of the mounting seat is threadedly connected to the adjusting screw, the adjusting screw is installed in a groove set on the support frame through a bearing, and the two ends of the mounting seat are respectively slidably connected to the limit grooves set on the groove wall.

5. The stirring structure of the low temperature constant temperature bath according to claim 4, characterized in that A stirring motor is installed on the mounting seat.

6. The stirring structure of the low temperature constant temperature bath according to claim 2, characterized in that A temperature sensor is installed on the inner wall of the circulation box.

Images