Safe stirring machine for chemical industry

Abstract

The utility model belongs to the field of stirrers, and particularly relates to a chemical safety stirrer which comprises a stirring kettle, a support is arranged on the outer side of the stirring kettle, a top plate is welded to the upper end of the support, a motor is fixedly installed in the middle of the upper end of the top plate, and a rotating shaft of the motor penetrates through the top plate and is rotationally connected with the top plate. A main shaft is welded to the lower end of the rotating shaft, a protection mechanism is arranged on the outer side of the main shaft, an air cylinder is fixedly installed at the upper end of the top plate and located on the left side of the motor, and an air cylinder rod of the air cylinder penetrates through the top plate and is slidably connected with the top plate. The cylinder rod is driven by the cylinder to stretch out and draw back, so that the sliding sleeve drives the supporting rod to move up and down, the bending degree of the elastic rod is changed, the stirring range of the elastic rod is continuously changed, and liquid in the stirring kettle is stirred and mixed more uniformly.

Description

Technical Field

[0001] The utility model relates to the technical field of mixers, in particular to a safe mixer for chemical industry. Background Art

[0002] The utility model patent with the patent authorization announcement number CN219596373U discloses a safe mixer for chemical industry, including a tank body, a cover is provided at the top of the tank body, a fixed seat is fixedly installed at the top of the cover, a driving motor and a purification pump are fixedly installed inside the fixed seat, a locking bolt is provided at the top of the cover, and a water pipe port is fixedly installed on the side of the tank body. In the safe mixer for chemical industry, the output shaft of the driving motor drives the scraper and the stirring rod to rotate through the rotating shaft to stir the raw materials, and the stirred raw materials are discharged from the discharging trough. The operation is simple. The output shaft of the driving motor drives the deodorizing rod to rotate through the fixing ring to deodorize the gas generated by stirring to prevent harm to the environment and affect the health of the staff. The scraper rotates along the inner wall of the tank body to scrape the raw materials on the inner wall for stirring to prevent uneven stirring. The connecting rod or stirring rod can be unscrewed from the threaded hole for replacement or cleaning, which improves the practicality of the device. However, when the device is in use, the liquid stirring efficiency is low. Utility Model Content

[0003] The utility model aims to provide a safe mixer for chemical industry, which solves the problem of low liquid stirring efficiency when the device is in use.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a safe mixer for chemical use, comprising a stirring kettle, a bracket is arranged on the outside of the stirring kettle, a top plate is welded to the upper end of the bracket, a motor is fixedly installed in the middle of the upper end of the top plate, the rotating shaft of the motor passes through the top plate and is rotatably connected to the top plate, a main shaft is welded to the lower end of the rotating shaft, a protective mechanism is arranged on the outside of the main shaft, a cylinder is fixedly installed on the upper end of the top plate and on the left side of the motor, and the cylinder rod of the cylinder passes through the top plate and is slidably connected to the top plate.

[0005] Preferably, the protection mechanism includes a sleeve, a turntable, a compression spring, a cover plate, a connection block, a limit block, a ring groove, a slide, a slider, a support rod, an elastic rod, a slip ring, a guide block, and a connecting rod. The outer side of the main shaft is slidably connected with a sleeve, the outer side of the sleeve is fixedly sleeved with a turntable, the outer side of the sleeve is provided with a compression spring, the outer side of the sleeve is slidably connected with a cover plate, the cover plate is in contact with the stirring kettle, the lower end of the cylinder rod is welded with a connection block, the inner side of the main shaft is provided with a slide groove, the lower edge of the sleeve is welded with a support rod, the end of the support rod is welded with an elastic rod, and the outer side of the main shaft is slidably connected with a slip ring. The turntable is driven downward by the cylinder, so that the compression spring elastically presses the cover plate on the stirring kettle, closes the upper end of the stirring kettle, avoids liquid splashing during the stirring process of the device, and generates safety hazards. The cylinder rod is driven to extend and retract by the cylinder, so that the sleeve drives the support rod to move up and down, so that the bending degree of the elastic rod changes, so that the stirring range of the elastic rod changes continuously, so that the liquid in the stirring kettle is stirred and mixed more evenly.

[0006] Preferably, one end of the compression spring is welded to the rotating disk, and the other end of the compression spring is welded to the cover plate. By providing the compression spring, the cover plate is elastically pressed downward.

[0007] Preferably, a limiting block is welded on the edge of the connecting block, and an annular groove is provided on the circumferential surface of the rotating disk, and the annular groove and the limiting block are slidably connected. The connecting block and the rotating disk are connected by arranging the limiting block and the annular groove to cooperate.

[0008] Preferably, a slider is welded inside the sliding sleeve, and the slider is slidably connected to the sliding groove. The movement of the sliding sleeve is guided by providing the slider.

[0009] Preferably, a guide block is welded inside the slip ring, and the guide block is slidably connected to the slide groove. The movement of the slip ring is guided by providing the guide block.

[0010] Preferably, a connecting rod is welded on the circumferential surface of the slip ring, and the connecting rod is welded to the elastic rod. By providing the connecting rod, one end of the elastic rod is fixed.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model drives the turntable downward through the cylinder, so that the compression spring elastically presses the cover plate onto the mixing kettle, thereby sealing the upper end of the mixing kettle to avoid liquid splashing during the stirring process of the device, thereby preventing safety hazards.

[0013] 2. The utility model drives the cylinder rod to extend and retract through the cylinder, so that the sliding sleeve drives the support rod to move up and down, thereby changing the bending degree of the elastic rod, thereby changing the stirring range of the elastic rod continuously, thereby making the liquid in the stirring kettle more evenly stirred and mixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For this utility model Figure 1 A cross-sectional view of

[0016] Figure 3 For this utility model Figure 2 A magnified image of point A;

[0017] Figure 4 For this utility model Figure 2 Enlarged view of point B.

[0018] In the figure: 1. stirring kettle; 2. bracket; 3. top plate; 4. motor; 5. main shaft; 6. protective mechanism; 7. cylinder; 61. sliding sleeve; 62. turntable; 63. compression spring; 64. cover plate; 65. connecting block; 66. limit block; 67. ring groove; 68. slide groove; 69. slider; 610. support rod; 611. elastic rod; 612. slip ring; 613. guide block; 614. connecting rod. 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] See also Figure 1-Figure 2 A safety mixer for chemical industry comprises a stirring kettle 1, a bracket 2 is arranged on the outer side of the stirring kettle 1, a top plate 3 is welded on the upper end of the bracket 2, a motor 4 is fixedly installed in the middle of the upper end of the top plate 3, a rotating shaft of the motor 4 passes through the top plate 3 and is rotatably connected to the top plate 3, a main shaft 5 is welded on the lower end of the rotating shaft, a protective mechanism 6 is arranged on the outer side of the main shaft 5, a cylinder 7 is fixedly installed on the upper end of the top plate 3 and on the left side of the motor 4, a cylinder rod of the cylinder 7 passes through the top plate 3 and is slidably connected to the top plate 3,

[0021] See also Figure 1-Figure 3The protection mechanism 6 includes a sleeve 61, a rotating disk 62, a compression spring 63, a cover plate 64, a connecting block 65, a limit block 66, a ring groove 67, a sliding groove 68, a slider 69, a support rod 610, an elastic rod 611, a sliding ring 612, a guide block 613, and a connecting rod 614. The outer side of the main shaft 5 is slidably connected with the sleeve 61, and the outer side of the sleeve 61 is fixedly sleeved with the rotating disk 62. The outer side of the sleeve 61 is provided with a compression spring 63, one end of the compression spring 63 is welded to the rotating disk 62, and the other end of the compression spring 63 is welded to the cover plate 64. By providing the compression spring 63, the cover plate 64 is elastically pressed down. A cover plate 64 is slidably connected to the outer side of the sliding sleeve 61, and the cover plate 64 is in contact with the stirring tank 1. A connecting block 65 is welded to the lower end of the cylinder rod, and a limiting block 66 is welded to the edge of the connecting block 65. An annular groove 67 is provided on the circumferential surface of the turntable 62, and the annular groove 67 and the limiting block 66 are slidably connected. The limiting block 66 and the annular groove 67 are matched to connect the connecting block 65 and the turntable 62. A sliding groove 68 is provided inside the main shaft 5, and a slider 69 is welded inside the sliding sleeve 61. The slider 69 and the sliding groove 68 are slidably connected. The movement of the sliding sleeve 61 is guided by providing the slider 69.

[0022] See also Figure 1 , Figure 2 , Figure 4 The lower end edge of the sliding sleeve 61 is welded with a support rod 610, and the end of the support rod 610 is welded with an elastic rod 611. The outer side of the main shaft 5 is slidably connected with a slip ring 612, and the inside of the slip ring 612 is welded with a guide block 613. The guide block 613 and the slide groove 68 are slidably connected. By setting the guide block 613, the movement of the slip ring 612 is guided. A connecting rod 614 is welded on the circumferential surface of the slip ring 612. The connecting rod 614 and the elastic rod 611 are welded. By setting the connecting rod 614, the elastic rod 611 is guided. The end is fixed, and the turntable 62 is driven downward by the cylinder 7, so that the compression spring 63 elastically presses the cover plate 64 on the stirring tank 1, and the upper end of the stirring tank 1 is closed to avoid liquid splashing during the stirring process of the device, which may cause safety hazards. The cylinder rod is driven to extend and retract by the cylinder 7, so that the sliding sleeve 61 drives the support rod 610 to move up and down, and the bending degree of the elastic rod 611 changes, and the stirring range of the elastic rod 611 changes continuously, so that the liquid in the stirring tank 1 is stirred and mixed more evenly.

[0023] The specific implementation process of the utility model is as follows: when in use, the raw materials are poured into the mixing kettle 1, the cylinder 7 is started, the cylinder 7 drives the cylinder rod to extend, the cylinder rod drives the connecting block 65 to move downward, the connecting block 65 drives the limit block 66 to move downward, the limit block 66 drives the turntable 62 to move downward, and then the sliding sleeve 61 moves downward, so that the compression spring 63 is elastically compressed, and the cover plate 64 is pressed tightly against the opening of the mixing kettle 1, and the turntable 62 is driven downward by the cylinder 7, so that the compression spring 63 elastically presses the cover plate 64 on the mixing kettle 1, and the upper end of the mixing kettle 1 is closed to avoid liquid splashing during the stirring process of the device, which may cause safety hazards, and then the motor 4 is started. The motor 4 drives the main shaft 5 to rotate, the main shaft 5 drives the sliding sleeve 61 to rotate, the sliding sleeve 61 drives the support rod 610 to rotate, and the support rod 610 drives the elastic rod 611 to rotate. At the same time, the cylinder rod continues to extend so that the sliding sleeve 61 continues to slide on the main shaft 5, so that the guide block 613 slides to the end of the slide groove 68, and then the sliding sleeve 61 moves down to make the elastic rod 611 bend, and the cylinder rod is driven to extend and retract by the cylinder 7, so that the sliding sleeve 61 drives the support rod 610 to move up and down, thereby changing the bending degree of the elastic rod 611, thereby changing the stirring range of the elastic rod 611, thereby making the liquid in the stirring tank 1 more evenly stirred and mixed.

[0024] 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 safety mixer for chemical industry, comprising a stirring kettle (1), characterized in that: A bracket (2) is arranged on the outside of the stirring kettle (1), a top plate (3) is welded to the upper end of the bracket (2), a motor (4) is fixedly mounted in the middle of the upper end of the top plate (3), a rotating shaft of the motor (4) passes through the top plate (3) and is rotatably connected to the top plate (3), a main shaft (5) is welded to the lower end of the rotating shaft, a protective mechanism (6) is arranged on the outside of the main shaft (5), a cylinder (7) is fixedly mounted on the upper end of the top plate (3) and located on the left side of the motor (4), and a cylinder rod of the cylinder (7) passes through the top plate (3) and is slidably connected to the top plate (3).

2. A chemical safety mixer according to claim 1, characterized in that: The protection mechanism (6) comprises a sliding sleeve (61), a rotating disk (62), a compression spring (63), a cover plate (64), a connecting block (65), a limiting block (66), a ring groove (67), a sliding groove (68), a sliding block (69), a supporting rod (610), an elastic rod (611), a sliding ring (612), a guide block (613), and a connecting rod (614); the outer side of the main shaft (5) is slidably connected to the sliding sleeve (61); the outer side of the sliding sleeve (61) is fixedly sleeved with the rotating disk (62); the sliding sleeve ( A compression spring (63) is arranged on the outer side of the sliding sleeve (61), a cover plate (64) is slidably connected to the outer side of the sliding sleeve (61), the cover plate (64) is in contact with the stirring kettle (1), a connecting block (65) is welded to the lower end of the cylinder rod, a sliding groove (68) is provided inside the main shaft (5), a support rod (610) is welded to the lower end edge of the sliding sleeve (61), an elastic rod (611) is welded to the end of the support rod (610), and a slip ring (612) is slidably connected to the outer side of the main shaft (5).

3. A safety mixer for chemical industry according to claim 2, characterized in that: One end of the compression spring (63) is welded to the rotating disk (62), and the other end of the compression spring (63) is welded to the cover plate (64).

4. A safety mixer for chemical industry according to claim 2, characterized in that: A limiting block (66) is welded to the edge of the connecting block (65), and an annular groove (67) is provided on the circumferential surface of the rotating disk (62), wherein the annular groove (67) and the limiting block (66) are slidably connected.

5. A chemical safety mixer according to claim 2, characterized in that: A sliding block (69) is welded inside the sliding sleeve (61), and the sliding block (69) is slidably connected to the sliding groove (68).

6. A safety mixer for chemical industry according to claim 2, characterized in that: A guide block (613) is welded inside the slip ring (612), and the guide block (613) is slidably connected to the slide groove (68).

7. A safety mixer for chemical industry according to claim 2, characterized in that: A connecting rod (614) is welded on the circumferential surface of the slip ring (612), and the connecting rod (614) and the elastic rod (611) are welded.

Images