Cold chain dry ice carbon dioxide tail gas recovery device

Abstract

The utility model discloses a cold chain dry ice carbon dioxide tail gas recovery device which comprises a connecting base and a connecting arm, the connecting arm is installed on the side wall of the connecting base, a first electric push rod is movably installed in the connecting base, and a crank arm is installed at the end, away from the connecting base, of the connecting arm. An upper movable shaft is installed at the end, close to the connecting arm, of the crank arm, the crank arm is movably connected with the connecting arm through the upper movable shaft, a lower movable shaft is installed at the end, away from the upper movable shaft, of the crank arm, the output end of the first electric push rod is movably connected with the crank arm through the lower movable shaft, and a rotating rod is arranged on one side of the connecting arm; and the rotating rod is movably connected with the connecting arm through an upper movable shaft. According to the tail gas recycling device, the tail gas recycling position can be conveniently and rapidly adjusted in a moving and rotating mode, tail gas recycling can be conveniently and rapidly adjusted in a multi-stage angle mode, the tail gas recycling range can be conveniently increased, and tail gas recycling convenience and the tail gas recycling effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tail gas recovery devices, in particular to a cold chain dry ice carbon dioxide tail gas recovery device. Background Art

[0002] Dry ice is a white crystal that is easy to sublime at room temperature and has high heat of vaporization. When it sublimates under normal pressure, the surrounding temperature can drop rapidly. Therefore, when dry ice sublimates in the air, it will liquefy and even further condense water vapor in the air. The formed water vapor droplets or small ice crystals adhere to the dust in the air to form white smoke that we can see. The chemical properties of dry ice are stable, odorless and non-toxic, non-flammable, and do not support combustion. Carbon dioxide exhaust gas is produced in the production process of cold chain dry ice, and the exhaust gas can be recycled and reused. In order to better recycle the carbon dioxide exhaust gas, a cold chain dry ice carbon dioxide exhaust gas recovery device is proposed.

[0003] For example, a dry ice tail gas recovery device disclosed in the authorization announcement number CN218249490U includes a tank body, a support leg for support is provided at the bottom of the tank body, a liquid discharge pipe for liquid inlet is provided on the right side wall of the tank body, an exhaust pipe for exhaust is provided on the top of the tank body, and the exhaust pipe is connected to the tank body cavity, a connecting plate is provided on the top wall of the tank body, a plurality of atomizing nozzles are provided at the bottom of the connecting plate, one end of a water inlet pipe is provided on the left side wall of the tank body, the other two ends of the water inlet pipe extend into the tank body and are fixedly connected to the left side end of the connecting plate respectively, a base is provided on the bottom wall of the tank body, and an air outlet is provided on the base;

[0004] Although the device can effectively recover the evaporated carbon dioxide during the dry ice processing process, avoiding the waste of carbon dioxide, improving the utilization rate of carbon dioxide, and thus increasing the output of dry ice, the practicality of the dry ice tail gas recovery device is increased, and it is more suitable for popularization and use;

[0005] However, the problem that the existing exhaust gas recovery device is not conducive to convenient movement and rotation to adjust the exhaust gas recovery position and multi-stage angle adjustment of exhaust gas recovery during use has not been solved, which is not conducive to increasing the scope of exhaust gas recovery, affecting the convenience and recovery effect of exhaust gas recovery. Utility Model Content

[0006] The purpose of the utility model is to provide a cold chain dry ice carbon dioxide exhaust gas recovery device to solve the problem that the exhaust gas recovery device proposed in the above background technology is not convenient to move and rotate to adjust the exhaust gas recovery position and multi-stage angle adjustment to recover the exhaust gas, which is not conducive to increasing the scope of exhaust gas recovery and affects the convenience and recovery effect of exhaust gas recovery.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cold chain dry ice carbon dioxide tail gas recovery device, comprising a connecting seat and a connecting arm, the connecting arm is installed on the side wall of the connecting seat, a first electric push rod is movably installed inside the connecting seat, a crank arm is installed at one end of the connecting arm away from the connecting seat, an upper movable shaft is installed at one end of the crank arm close to the connecting arm, and the crank arm is movably connected to the connecting arm through the upper movable shaft, a lower movable shaft is installed at one end of the crank arm away from the upper movable shaft, and the output end of the first electric push rod is movably connected to the crank arm through the lower movable shaft, a rotating rod is provided on one side of the connecting arm, and the rotating rod The rod is movably connected to the connecting arm through an upper movable shaft, a load-bearing frame is installed at the end of the rotating rod away from the connecting arm, and rotating arms are symmetrically installed on the inner wall of the carrying frame, and pins are installed at the ends of the rotating arms close to the carrying frame, and the rotating arms are movably connected to the carrying frame through the pins, a second electric push rod is arranged inside the carrying frame, and the two ends of the second electric push rod are respectively movably connected to the two groups of rotating arms, a rotating frame is installed at the end of the rotating arm away from the carrying frame, and multiple groups of suction heads with equal intervals are installed on the side walls of the rotating frame, and the suction heads are communicated with the rotating frame, and a mounting column is arranged on the outside of the connecting seat.

[0008] Preferably, a bearing column is installed at the bottom end of the mounting column, a support frame is provided on one side of the bearing column, and the support frame is slidably connected to the bearing column.

[0009] Preferably, a servo motor is installed at the top of the support frame, and a gear is installed at the output end of the servo motor.

[0010] Preferably, a gear ring is mounted on the outer wall of the mounting column, and the gear ring is meshed with the gear, and a walking track is mounted on the side wall of the support frame.

[0011] Preferably, a walking frame is provided below the walking track, and two sets of walking wheels are symmetrically and movably mounted on the inner wall of the walking frame, and the walking wheels are slidably connected to the walking track.

[0012] Preferably, a walking motor is installed on the outer wall of the walking frame, and the output end of the walking motor is connected to a group of walking wheels.

[0013] Preferably, a connecting column is installed at the bottom end of the walking frame, and a storage tank is installed on the side wall of the connecting column.

[0014] Preferably, a suction fan is installed on the side wall of the storage tank, and the suction fan is connected to the rotating frame through a flexible hose.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the exhaust gas recovery device not only realizes convenient movement and rotation to adjust the exhaust gas recovery position and multi-level angle adjustment to recover the exhaust gas, which is convenient for increasing the range of exhaust gas recovery, but also improves the convenience and recovery effect of exhaust gas recovery;

[0016] (1) A set of travel wheels is driven to rotate by a travel motor, and with the assistance of several other sets of travel wheels, the travel wheels drive the travel frame to move, and the travel frame drives the entire device to move the exhaust gas recovery position, and the suction fan absorbs the carbon dioxide exhaust gas in the workshop through the flexible hose, the rotating frame and the suction head. The exhaust gas enters the storage tank through the suction fan. The storage tank contains sodium peroxide, which can quickly absorb carbon dioxide to recover the carbon dioxide exhaust gas. When the recovery position needs to be adjusted, the servo motor drives the gear to rotate, the gear drives the gear ring to rotate, the gear drives the support frame to rotate around the bearing column, and the support frame drives the travel track and the entire equipment to rotate to adjust the exhaust gas recovery position in a circular rotation, thereby realizing convenient movement and rotation adjustment of the exhaust gas recovery position, increasing the range of exhaust gas recovery, and improving the convenience of exhaust gas recovery;

[0017] (2) When the exhaust gas recovery angle needs to be adjusted, the first electric push rod drives the crank arm to rotate around the upper movable axis as the axis, and the crank arm drives the rotating rod to rotate through the lower movable axis as the axis, and the rotating rod drives the supporting frame, rotating arm, rotating frame and suction head to rotate, so as to adjust the suction angle for the first time. When the exhaust angle needs to be fine-tuned again, the second electric push rod drives the two sets of rotating arms to rotate around the pin shaft as the axis, and the rotating arm drives the rotating frame and suction head to rotate, so as to adjust the suction angle of the suction head again, so as to more conveniently recover the exhaust gas, realize convenient multi-stage angle adjustment to recover the exhaust gas, and improve the recovery effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a three-dimensional structural schematic diagram of the support frame of the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the rotating frame of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the walking frame of the utility model;

[0022] Figure 5 It is a three-dimensional structural schematic diagram of the storage tank of the utility model;

[0023] Figure 6It is a schematic diagram of the three-dimensional structure of the walking track of the utility model.

[0024] In the figure: 1. Mounting column; 2. Load-bearing column; 3. Travel track; 4. Connecting column; 5. Rotating frame; 6. Suction head; 7. Gear ring; 8. Gear; 9. Servo motor; 10. Support frame; 11. Pin shaft; 12. Connecting seat; 13. Connecting arm; 14. First electric push rod; 15. Crank arm; 16. Second electric push rod; 17. Rotating arm; 18. Rotating rod; 19. Upper movable shaft; 20. Loading frame; 21. Travel wheel; 22. Travel frame; 23. Travel motor; 24. Storage tank; 25. Suction fan; 26. Lower movable shaft. DETAILED DESCRIPTION

[0025] 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. 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.

[0026] See also Figure 1-6 The utility model provides an embodiment: a cold chain dry ice carbon dioxide tail gas recovery device, including a connecting seat 12 and a connecting arm 13, the connecting arm 13 is installed on the side wall of the connecting seat 12, and a first electric push rod 14 is movably installed inside the connecting seat 12, and the first electric push rod 14 plays a role of power driving, and a crank arm 15 is installed at one end of the connecting arm 13 away from the connecting seat 12, and an upper movable shaft 19 is installed at one end of the crank arm 15 close to the connecting arm 13, and the crank arm 15 is movably connected to the connecting arm 13 through the upper movable shaft 19, and a lower movable shaft 26 is installed at one end of the crank arm 15 away from the upper movable shaft 19, and the output end of the first electric push rod 14 is movably connected to the crank arm 15 through the lower movable shaft 26, and a rotating rod 18 is arranged on one side of the connecting arm 13, and the rotating rod 18 is connected to the connecting arm 13 through the lower movable shaft 26. The upper movable shaft 19 is movably connected with the connecting arm 13, and the end of the rotating rod 18 away from the connecting arm 13 is installed with a carrying frame 20, and the rotating arms 17 are symmetrically installed on the inner wall of the carrying frame 20, and the ends of the rotating arms 17 close to the carrying frame 20 are all installed with pins 11, and the rotating arms 17 are movably connected with the carrying frame 20 through the pins 11, and the inside of the carrying frame 20 is provided with a second electric push rod 16, the second electric push rod 16 plays a role of power drive, and the two ends of the second electric push rod 16 are respectively movably connected with the two groups of rotating arms 17, and the ends of the rotating arms 17 away from the carrying frame 20 are all installed with rotating frames 5, and multiple groups of suction heads 6 with equal spacing are installed on the side walls of the rotating frames 5, and the suction heads 6 are connected with the rotating frames 5, and the outside of the connecting seat 12 is provided with a mounting column 1;

[0027] First, the device is installed on the ceiling of the cold chain dry ice production and processing plant through the installation column 1, the device is connected to the external controller and the external circuit, the suction fan 25 is connected to the rotating frame 5 through the flexible hose, the travel motor 23 is turned on, and the travel motor 23 drives a group of travel wheels 21 to rotate. With the assistance of several other groups of travel wheels 21, the travel wheels 21 drive the travel frame 22 to move, and the travel frame 22 drives the entire device to move the exhaust gas recovery position, and the suction fan 25 is turned on. The suction fan 25 absorbs the carbon dioxide exhaust gas in the workshop through the flexible hose, the rotating frame 5 and the suction head 6, and the exhaust gas passes through the suction fan 25 and enters the storage tank 24. The storage tank 24 contains sodium peroxide, which can quickly absorb carbon dioxide to recycle carbon dioxide tail gas. When the recovery position needs to be adjusted, the servo motor 9 is turned on, and the servo motor 9 drives the gear 8 to rotate. Under the mutual meshing of the gear 8 and the gear ring 7, the gear 8 drives the gear ring 7 to rotate. Under the sliding cooperation between the support frame 10 and the bearing column 2, the gear 8 drives the support frame 10 to rotate around the bearing column 2, and the support frame 10 drives the walking track 3 and the whole equipment to rotate to adjust the tail gas recovery position in a circular rotation, thereby realizing convenient movement and rotation adjustment of the tail gas recovery position, increasing the range of tail gas recovery, and improving the convenience of tail gas recovery.

[0028] A bearing column 2 is installed at the bottom end of the mounting column 1, a support frame 10 is provided on one side of the bearing column 2, and the support frame 10 is slidably connected to the bearing column 2;

[0029] A servo motor 9 is installed at the top of the support frame 10, and the servo motor 9 plays a role of power drive. A gear 8 is installed at the output end of the servo motor 9. A gear ring 7 is mounted on the outer wall of the mounting column 1, and the gear ring 7 and the gear 8 are meshed with each other. A walking track 3 is installed on the side wall of the support frame 10;

[0030] A walking frame 22 is provided below the walking track 3, two sets of walking wheels 21 are symmetrically and movably mounted on the inner wall of the walking frame 22, and the walking wheels 21 are slidably connected to the walking track 3, and a walking motor 23 is installed on the outer wall of the walking frame 22, and the walking motor 23 plays a role of power drive, and the output end of the walking motor 23 is connected to a set of walking wheels 21;

[0031] A connecting column 4 is installed at the bottom end of the traveling frame 22, a storage tank 24 is installed on the side wall of the connecting column 4, and a suction fan 25 is installed on the side wall of the storage tank 24. The suction fan 25 plays a role of suction, and the suction fan 25 is connected to the rotating frame 5 through a flexible hose;

[0032] When it is necessary to adjust the exhaust gas recovery angle, open the first electric push rod 14, and under the support of the connecting arm 13, the first electric push rod 14 drives the crank arm 15 to rotate around the upper movable shaft 19 as the axis, and the crank arm 15 drives the rotating rod 18 to rotate around the upper movable shaft 19 as the axis through the lower movable shaft 26, and the rotating rod 18 drives the supporting frame 20, the rotating arm 17, the rotating frame 5 and the suction head 6 to rotate to adjust the suction angle for the first time. When it is necessary to fine-tune the suction angle again, open the second electric push rod 16, and the second electric push rod 16 drives the two groups of rotating arms 17 to rotate around the pin shaft 11 as the axis, and the rotating arm 17 drives the rotating frame 5 and the suction head 6 to rotate to adjust the suction angle of the suction head 6 again, so as to more conveniently recover the exhaust gas, realize convenient multi-stage angle adjustment to recover the exhaust gas, and improve the recovery effect.

[0033] Working principle: first, install the device on the ceiling of the cold chain dry ice production and processing plant through the mounting column 1, connect the device to the external controller and the external circuit, and the walking motor 23 drives a group of walking wheels 21 to rotate. With the assistance of other groups of walking wheels 21, the walking wheels 21 drive the walking frame 22 to move, and the walking frame 22 drives the entire device to move the exhaust gas recovery position. The suction fan 25 passes through the flexible hose, the rotating frame 5 and the suction head 6 to absorb the carbon dioxide exhaust gas in the workshop. The exhaust gas passes through the suction fan 25 and enters the interior of the storage tank 24. Sodium peroxide is contained in the storage tank 24. Sodium peroxide can quickly absorb carbon dioxide to recover the carbon dioxide exhaust gas. When the recovery position needs to be adjusted, the servo motor 9 drives the gear 8 to rotate, the gear 8 drives the gear ring 7 to rotate, and the gear 8 drives the support The support frame 10 rotates around the supporting column 2, and the supporting frame 10 drives the walking track 3 and the overall equipment to rotate to adjust the exhaust gas recovery position in a circular rotation. When the exhaust gas recovery angle needs to be adjusted, the first electric push rod 14 drives the crank arm 15 to rotate around the upper movable shaft 19 as the axis, and the crank arm 15 drives the rotating rod 18 to rotate around the upper movable shaft 19 as the axis through the lower movable shaft 26. The rotating rod 18 drives the supporting frame 20, the rotating arm 17, the rotating frame 5 and the suction head 6 to rotate to adjust the suction angle for the first time. When the suction angle needs to be fine-tuned again, the second electric push rod 16 drives the two groups of rotating arms 17 to rotate around the pin shaft 11 as the axis, and the rotating arm 17 drives the rotating frame 5 and the suction head 6 to rotate to adjust the suction angle of the suction head 6 again, so as to more conveniently recover the exhaust gas and complete the use of the cold chain dry ice carbon dioxide exhaust gas recovery device.

Claims

1. A cold chain dry ice carbon dioxide tail gas recovery device, comprising a connecting seat (12) and a connecting arm (13), characterized in that: A connecting arm (13) is installed on the side wall of the connecting seat (12), a first electric push rod (14) is movably installed inside the connecting seat (12), a crank arm (15) is installed at one end of the connecting arm (13) away from the connecting seat (12), an upper movable shaft (19) is installed at one end of the crank arm (15) close to the connecting arm (13), and the crank arm (15) is movably connected to the connecting arm (13) through the upper movable shaft (19), a lower movable shaft (26) is installed at one end of the crank arm (15) away from the upper movable shaft (19), and the output end of the first electric push rod (14) is movably connected to the crank arm (15) through the lower movable shaft (26), a rotating rod (18) is provided on one side of the connecting arm (13), and the rotating rod (18) is movably connected to the connecting arm (13) through the upper movable shaft (19), and the rotating rod ( 18) A carrying frame (20) is installed at one end away from the connecting arm (13), and a rotating arm (17) is symmetrically installed on the inner wall of the carrying frame (20). A pin shaft (11) is installed at one end of the rotating arm (17) close to the carrying frame (20), and the rotating arm (17) is movably connected to the carrying frame (20) through the pin shaft (11). A second electric push rod (16) is arranged inside the carrying frame (20), and the two ends of the second electric push rod (16) are respectively movably connected to the two groups of rotating arms (17). A rotating frame (5) is installed at one end of the rotating arm (17) away from the carrying frame (20), and multiple groups of suction heads (6) with equal spacing are installed on the side walls of the rotating frame (5), and the suction heads (6) are connected to the rotating frame (5). A mounting column (1) is arranged outside the connecting seat (12).

2. A cold chain dry ice carbon dioxide tail gas recovery device according to claim 1, characterized in that: A bearing column (2) is installed at the bottom end of the installation column (1), a support frame (10) is provided on one side of the bearing column (2), and the support frame (10) is slidably connected to the bearing column (2).

3. A cold chain dry ice carbon dioxide tail gas recovery device according to claim 2, characterized in that: A servo motor (9) is installed at the top end of the support frame (10), and a gear (8) is installed at the output end of the servo motor (9).

4. A cold chain dry ice carbon dioxide tail gas recovery device according to claim 2, characterized in that: A gear ring (7) is mounted on the outer wall of the mounting column (1), and the gear ring (7) and the gear (8) are meshed with each other. A walking track (3) is mounted on the side wall of the support frame (10).

5. A cold chain dry ice carbon dioxide tail gas recovery device according to claim 4, characterized in that: A walking frame (22) is arranged below the walking track (3), and two groups of walking wheels (21) are symmetrically and movably mounted on the inner wall of the walking frame (22), and the walking wheels (21) are slidably connected to the walking track (3).

6. A cold chain dry ice carbon dioxide tail gas recovery device according to claim 5, characterized in that: A traveling motor (23) is installed on the outer wall of the traveling frame (22), and the output end of the traveling motor (23) is connected to a group of traveling wheels (21).

7. A cold chain dry ice carbon dioxide tail gas recovery device according to claim 5, characterized in that: A connecting column (4) is installed at the bottom end of the walking frame (22), and a storage tank (24) is installed on the side wall of the connecting column (4).

8. A cold chain dry ice carbon dioxide tail gas recovery device according to claim 7, characterized in that: An air suction fan (25) is installed on the side wall of the storage tank (24), and the air suction fan (25) is connected to the rotating frame (5) through a flexible hose.

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