Molecular sieve electric heater

Abstract

The utility model relates to the technical field of molecular sieve purification, in particular to a molecular sieve electric heater. According to the technical scheme, the device comprises a shell, a connecting block, a gear and a connecting ring, a cover plate is arranged on the outer wall of the upper end of the shell, the connecting block is installed on one side of the outer wall of the lower end of the cover plate, a bearing is installed on the outer wall of the connecting block, the connecting ring is rotatably installed on the outer wall of the bearing, and stirring rods distributed in a circular array are installed on the outer wall of the lower end of the connecting ring; through the arrangement of the motor body, the stirring rod and the connecting ring, the effect of improving the movement amplitude of a medium is achieved, the movement amplitude of the medium is guaranteed, and the heating uniformity of the medium is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of molecular sieve purification, in particular to a molecular sieve electric heater. Background Art

[0002] Air separation molecular sieve regeneration (desorption) refers to the regeneration of the adsorbent after adsorption saturation to restore the adsorption capacity. There are two methods of regeneration, heating regeneration and pressure reduction regeneration. Heating regeneration uses the principle that the adsorption capacity of the adsorbent decreases at high temperatures. The heated gas is passed into the adsorption layer to increase the temperature of the adsorption layer and desorb the adsorbed components.

[0003] Patent announcement number CN218742017U discloses an electric heating device for molecular sieves, and its technical solution includes: a heating tank body, a sealing cover is threadedly installed on the top of the heating tank body, a heater body is embedded and installed in the sealing cover, a hole is opened on one side of the upper surface of the sealing cover and connected and installed with one end of the connecting pipe, a sieve body is fixedly installed below the inside of the heating tank body, a screw hole is opened at the bottom of the heating tank body and a sealing rod is threadedly installed, a hole is opened below one side of the outer wall of the heating tank body and connected and installed with the other end of the connecting pipe, and a circulating fan body is connected and installed on the connecting pipe. The utility model solves the problem that the gap between them is relatively stable, which leads to difficulty in balanced heating.

[0004] Although the prior art CN218742017U has many benefits during use, it still has the following problems: the flow amplitude of the medium driven by the air flow is small, which leads to poor heating uniformity of the accumulated medium. Utility Model Content

[0005] The purpose of the utility model is to provide a molecular sieve electric heater to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a molecular sieve electric heater, comprising a shell, a connecting block, a gear and a connecting ring, the outer wall of the upper end of the shell is provided with a cover plate, a connecting block is installed on one side of the outer wall of the lower end of the cover plate, a bearing is installed on the outer wall of the connecting block, a connecting ring is rotatably installed on the outer wall of the bearing, stirring rods distributed in a circular array are installed on the outer wall of the lower end of the connecting ring, and a gear is rotatably installed on one side of the outer wall of the lower end of the cover plate.

[0007] When using a molecular sieve electric heater in the present technical solution, the staff opens the cover and places the medium to be purified on the upper end of the filter. The cover is then reset, and nitrogen enters the shell through the air inlet pipe. The heating device increases the temperature inside the shell, and the circulating air duct ensures the circulation of gas inside the shell, thereby purifying the medium. The motor body drives the gear to rotate in a circle, and the connecting ring follows the rotation through the rack, so that the stirring rod drives the medium on the upper end of the filter plate to move.

[0008] Preferably, a circulating air duct is inserted and installed on the outer wall of one side of the shell, and both ends of the circulating air duct are connected to the inside of the shell. The circulating air duct ensures the circulation of air inside the shell.

[0009] Preferably, a filter screen is installed on one side of the inner wall of the shell, and the filter screen is located between the two ends of the circulating air duct. The filter screen shields the medium.

[0010] Preferably, a heating device is provided on one side of the upper end of the inner wall of the shell, and the heating device is located inside the connecting block. The heating device heats the gas inside the shell.

[0011] Preferably, the gear passes through the outer wall of one end of the cover plate and is provided with a motor body, the motor body is connected to the outer wall of the upper end of the cover plate, and the motor body drives the gear to rotate in a circle.

[0012] Preferably, the outer wall of the connecting ring is provided with racks distributed in a circular array, and the racks are meshed with gears. The racks and gears drive the connecting ring to rotate in a circle.

[0013] Preferably, an air inlet pipe is plugged and installed on the outer wall of one side of the shell, and the air inlet pipe is connected with the inside of the shell. Nitrogen enters the inside of the shell through the air inlet pipe.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model achieves the effect of increasing the moving range of the medium by setting the motor body, the stirring rod and the connecting ring; the staff opens the cover plate and places the medium to be purified on the upper end of the filter screen, and then the cover plate is reset, and the nitrogen enters the inside of the shell through the air inlet pipe, and the heating device increases the temperature inside the shell, and the circulating air duct ensures the circulation of the gas inside the shell, thereby purifying the medium, and the motor body drives the gear to rotate in a circle, and the connecting ring follows the rotation through the rack, so that the stirring rod drives the medium on the upper end of the filter plate to move, thereby ensuring the moving range of the medium and improving the heating uniformity of the medium. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the appearance of the shell structure of the utility model;

[0016] Figure 2 It is a schematic cross-sectional view of the shell structure of the utility model;

[0017] Figure 3 It is a partially enlarged schematic diagram of the connecting block structure of the utility model.

[0018] In the figure: 1. outer shell; 11. cover plate; 12. heating device; 13. circulating air duct; 14. air inlet pipe; 15. filter; 2. connecting block; 21. bearing; 22. connecting ring; 23. stirring rod; 24. rack; 3. gear; 31. motor body. 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 3 , the utility model provides two embodiments:

[0021] Embodiment 1: A molecular sieve electric heater comprises an outer shell 1, a connecting block 2, a gear 3 and a connecting ring 22, wherein a cover plate 11 is arranged on the outer wall of the upper end of the outer shell 1, a connecting block 2 is installed on one side of the outer wall of the lower end of the cover plate 11, a bearing 21 is installed on the outer wall of the connecting block 2, a connecting ring 22 is rotatably installed on the outer wall of the bearing 21, stirring rods 23 distributed in a circular array are installed on the outer wall of the lower end of the connecting ring 22, and a gear 3 is rotatably installed on one side of the outer wall of the lower end of the cover plate 11.

[0022] A circulating air duct 13 is inserted and installed on the outer wall of one side of the housing 1, and both ends of the circulating air duct 13 are connected to the inside of the housing 1. The circulating air duct 13 ensures the circulation of air inside the housing 1.

[0023] A filter screen 15 is installed on one side of the inner wall of the housing 1, and the filter screen 15 is located between the two ends of the circulating air duct 13. The filter screen 15 shields the medium.

[0024] A heating device 12 is provided on one side of the upper end of the inner wall of the housing 1 , and the heating device 12 is located inside the connecting block 2 . The heating device 12 heats the gas inside the housing 1 .

[0025] An air inlet pipe 14 is installed on the outer wall of one side of the housing 1, and the air inlet pipe 14 is connected to the inside of the housing 1. Nitrogen enters the inside of the housing 1 through the air inlet pipe 14, and the staff opens the cover 11 to place the medium to be purified on the upper end of the filter 15, and then the cover 11 is reset, and nitrogen enters the inside of the housing 1 through the air inlet pipe 14, and the heating device 12 increases the temperature inside the housing 1, and the circulating air duct 13 ensures the circulation of gas inside the housing 1, thereby purifying the medium.

[0026] Embodiment 2: A molecular sieve electric heater comprises an outer shell 1, a connecting block 2, a gear 3 and a connecting ring 22, wherein a cover plate 11 is arranged on the outer wall of the upper end of the outer shell 1, a connecting block 2 is installed on one side of the outer wall of the lower end of the cover plate 11, a bearing 21 is installed on the outer wall of the connecting block 2, a connecting ring 22 is rotatably installed on the outer wall of the bearing 21, stirring rods 23 distributed in a circular array are installed on the outer wall of the lower end of the connecting ring 22, and a gear 3 is rotatably installed on one side of the outer wall of the lower end of the cover plate 11.

[0027] A circulating air duct 13 is inserted and installed on the outer wall of one side of the housing 1, and both ends of the circulating air duct 13 are connected to the inside of the housing 1. The circulating air duct 13 ensures the circulation of air inside the housing 1.

[0028] A filter screen 15 is installed on one side of the inner wall of the housing 1, and the filter screen 15 is located between the two ends of the circulating air duct 13. The filter screen 15 shields the medium.

[0029] A heating device 12 is provided on one side of the upper end of the inner wall of the housing 1 , and the heating device 12 is located inside the connecting block 2 . The heating device 12 heats the gas inside the housing 1 .

[0030] The gear 3 passes through the outer wall of one end of the cover plate 11 and is provided with a motor body 31. As is well known to those skilled in the art, the purification device of the utility model also needs to provide a heating device 12, a circulating air duct 13 and a motor body 31 to enable it to work normally. As is well known to those skilled in the art, the provision of the power is commonplace and belongs to conventional means or common knowledge. It will not be repeated here. Those skilled in the art can make any selection according to their needs or convenience. The motor body 31 is connected to the outer wall of the upper end of the cover plate 11. The motor body 31 drives the gear 3 to rotate in a circle.

[0031] The outer wall of the connecting ring 22 is provided with racks 24 distributed in a circular array, and the racks 24 mesh with the gears 3. The racks 24 and the gears 3 drive the connecting ring 22 to rotate in a circle.

[0032] An air inlet pipe 14 is installed on the outer wall of one side of the housing 1, and the air inlet pipe 14 is connected to the inside of the housing 1. Nitrogen enters the inside of the housing 1 through the air inlet pipe 14, and the staff opens the cover plate 11 to place the medium to be purified on the upper end of the filter screen 15, and then the cover plate 11 is reset, and nitrogen enters the inside of the housing 1 through the air inlet pipe 14, and the heating device 12 increases the temperature inside the housing 1, and the circulating air duct 13 ensures the circulation of gas inside the housing 1, thereby purifying the medium, and the motor body 31 drives the gear 3 to rotate in a circle, and the connecting ring 22 rotates with the rack 24, so that the stirring rod 23 drives the medium on the upper end of the filter plate to move, ensuring the movement amplitude of the medium and improving the heating uniformity of the medium.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A molecular sieve electric heater, comprising a housing (1), a connecting block (2), a gear (3) and a connecting ring (22), characterized in that: The outer wall of the upper end of the housing (1) is provided with a cover plate (11), a connecting block (2) is installed on one side of the outer wall of the lower end of the cover plate (11), a bearing (21) is installed on the outer wall of the connecting block (2), a connecting ring (22) is rotatably installed on the outer wall of the bearing (21), stirring rods (23) distributed in a circular array are installed on the outer wall of the lower end of the connecting ring (22), and a gear (3) is rotatably installed on one side of the outer wall of the lower end of the cover plate (11).

2. A molecular sieve electric heater according to claim 1, characterized in that: A circulating air duct (13) is plugged and installed on the outer wall of one side of the outer shell (1), and both ends of the circulating air duct (13) are connected to the interior of the outer shell (1).

3. A molecular sieve electric heater according to claim 1, characterized in that: A filter screen (15) is installed on one side of the inner wall of the outer shell (1), and the filter screen (15) is located between the two ends of the circulating air duct (13).

4. The molecular sieve electric heater according to claim 1, characterized in that: A heating device (12) is provided on one side of the upper end of the inner wall of the outer shell (1), and the heating device (12) is located inside the connecting block (2).

5. The molecular sieve electric heater according to claim 1, characterized in that: The gear (3) passes through the outer wall of one end of the cover plate (11) and is provided with a motor body (31), and the motor body (31) is connected to the outer wall of the upper end of the cover plate (11).

6. The molecular sieve electric heater according to claim 1, characterized in that: The outer wall of the connecting ring (22) is provided with racks (24) distributed in a circular array, and the racks (24) are meshed with the gears (3).

7. The molecular sieve electric heater according to claim 1, characterized in that: An air intake pipe (14) is plugged and installed on the outer wall of one side of the outer shell (1), and the air intake pipe (14) is connected to the interior of the outer shell (1).

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