Oxidizing device for formaldehyde production

Abstract

The utility model discloses an oxidizer for formaldehyde production, which comprises a supporting plate, the periphery of the bottom of the supporting plate is fixedly connected with supporting legs, the front side and the rear side of the top of the supporting plate are provided with sliding chutes, and the interiors of the sliding chutes are movably connected with movable frames. An operator starts the first motor to rotate to drive the second gear to rotate, then the first gear is driven to rotate, the two fan blades are driven to rotate, the bottom of the oxidizer body is blown, first-stage cooling treatment is carried out on the oxidizer body, the operator can start the water pump to enable the atomizing nozzle to spray water, and cooling treatment is carried out on the oxidizer body. When water mist makes contact with the oxidizer body, water absorbs heat and is gasified, so that second-stage cooling treatment is conducted on the oxidizer body, beryllium copper cooling fins are arranged at the bottom of the oxidizer body, third-stage cooling treatment is conducted on the oxidizer body, and the device has the advantages of being low in energy consumption and good in cooling effect.

Description

Technical Field

[0001] The utility model relates to the technical field of formaldehyde, in particular to an oxidizer for formaldehyde production. Background Art

[0002] As we all know, formaldehyde oxidizer is the core equipment for producing formaldehyde by the silver method. In the formaldehyde oxidizer, the raw material methanol and air undergo hydrogen deoxidation and oxidation reaction under the action of silver catalyst to produce formaldehyde. Due to the large number of side reactions under high temperature conditions, the catalyst bed must be passed quickly in the reactor and a large amount of heat must be removed quickly. Therefore, cooling mechanisms have been widely used in the field of formaldehyde oxidizers.

[0003] After searching, the utility model patent with patent publication number CN213791549U discloses a formaldehyde oxidizer with rapid cooling function, which roughly includes a base, on which a formaldehyde oxidation structure is arranged, the formaldehyde oxidation structure includes an oxidation box, an air inlet chamber, a conveying fan, an air pipe, an oxidation chamber, an oxidizer, an air outlet pipe and a refrigeration component. When in use, the formaldehyde oxidation structure adopted in this case conveys the gas required to react to the oxidizer through the built-in conveying fan, and adjusts the speed of the conveying fan to achieve the purpose of adjusting the reaction speed of the reaction gas, and then conveys the refrigerant to the refrigeration coil through the built-in refrigeration component, and cools the oxidizer through the refrigeration coil. In the above-mentioned prior art scheme, it cools the oxidizer through the refrigeration coil, consumes a lot of power, and the cooling structure is single. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide an oxidizer for formaldehyde production, which has the advantages of low energy consumption and good cooling effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an oxidizer for formaldehyde production, comprising a support plate, legs are fixedly connected to the four sides of the bottom of the support plate, slide grooves are provided on the front and rear sides of the top of the support plate, and a movable frame is movably connected to the inside of the slide groove, a first gear is movably connected to the front and rear sides of the movable frame, a first motor is fixedly connected to the top of the movable frame, a second gear is fixedly connected to the output end of the first motor, the first gear is meshed with the second gear, a fan blade is fixedly connected to the top of the first gear, pulleys are fixedly connected to both sides of the support plate, a winding box is fixedly connected to the bottom of the support plate, winding wheels are movably connected to both sides of the winding box, and the back side of the winding wheel extends to the winding box The back of the winding box is fixedly connected with a third gear, the back of the winding box is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a fourth gear, the third gear is meshed with the fourth gear, both sides of the movable frame are fixedly connected with fixed plates, the top of the fixed plate is fixedly connected with an atomizing nozzle, the surface of the fixed plate is fixedly connected with a pull rope, the pull rope is movably connected with the pulley and the winding wheel respectively, the bottom of the winding box is fixedly connected with a water tank, the inside of the water tank is fixedly connected with a water pump, the water pump is connected to the atomizing nozzle through a pipeline, the top of the support plate is fixedly connected with an oxidizer body through a bracket, the two sides of the oxidizer body are respectively connected with an air inlet pipe and an air outlet pipe, and the bottom of the oxidizer body is fixedly connected with a beryllium copper heat sink.

[0006] As a preferred embodiment of the present invention, the pull rope is woven from a plurality of sub-steel wire ropes, and the surface of the pull rope is coated with anti-rust lubricating oil.

[0007] As a preferred embodiment of the present invention, a bearing is fixedly connected inside the movable frame, and the bearing is fixedly connected to the first gear.

[0008] As a preferred embodiment of the present invention, the fan blades are made of stainless steel.

[0009] As a preferred embodiment of the present invention, protective covers are fixedly connected to the surfaces of the first motor and the second motor.

[0010] As a preferred embodiment of the present invention, a rubber gasket is fixedly connected to the bottom of the supporting leg.

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

[0012] 1. The utility model adopts that the operator starts the first motor to rotate to drive the second gear to rotate, and then drives the first gear to rotate, thereby driving the two fan blades to rotate, and then blows air to the bottom of the oxidizer body, thereby performing the first level of cooling treatment on the oxidizer body. The operator can start the water pump to make the atomizing nozzle spray water. When the water mist contacts the oxidizer body, the water absorbs heat and vaporizes, thereby performing the second level of cooling treatment on the oxidizer body. By arranging a beryllium copper heat sink at the bottom of the oxidizer body, the oxidizer body is subjected to the third level of cooling treatment. The device has the advantages of low energy consumption and good cooling effect.

[0013] 2. The pull rope of the utility model, which is woven from a plurality of steel wire ropes, has the advantages of being resistant to stretching and not easy to break. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a top view and cross-sectional schematic diagram of the winding box structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the right side of the movable frame structure of the utility model;

[0017] Figure 4 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0018] In the figure: 1. support plate; 2. support leg; 3. movable frame; 4. first gear; 5. fan blade; 6. first motor; 7. second gear; 8. fixed plate; 9. nozzle; 10. water tank; 11. water pump; 12. take-up box; 13. take-up wheel; 14. third gear; 15. second motor; 16. fourth gear; 17. pull rope; 18. oxidizer body; 19. air inlet pipe; 20. air outlet pipe; 21. beryllium copper heat sink; 22. rubber gasket; 23. pulley. 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] like Figures 1 to 4As shown, the formaldehyde production oxidizer comprises a support plate 1, the bottom of the support plate 1 is fixedly connected with legs 2, the front and rear sides of the top of the support plate 1 are provided with slide grooves, and the interior of the slide grooves is movably connected with a movable frame 3, the front and rear sides of the interior of the movable frame 3 are movably connected with a first gear 4, the top of the movable frame 3 is fixedly connected with a first motor 6, the output end of the first motor 6 is fixedly connected with a second gear 7, the first gear 4 is meshed with the second gear 7, the top of the first gear 4 is fixedly connected with a fan blade 5, both sides of the support plate 1 are fixedly connected with pulleys 23, the bottom of the support plate 1 is fixedly connected with a winding box 12, both sides of the interior of the winding box 12 are movably connected with a winding wheel 13, the back side of the winding wheel 13 extends to the back side of the winding box 12 and is fixedly connected with a third gear 14, and the winding box 12 is fixedly connected with a third gear 14. A second motor 15 is fixedly connected to the back of the box 12, and a fourth gear 16 is fixedly connected to the output end of the second motor 15. The third gear 14 is meshed with the fourth gear 16. Fixed plates 8 are fixedly connected to both sides of the movable frame 3, and an atomizing nozzle 9 is fixedly connected to the top of the fixed plate 8. A pull rope 17 is fixedly connected to the surface of the fixed plate 8, and the pull rope 17 is movably connected to the pulley 23 and the winding wheel 13 respectively. A water tank 10 is fixedly connected to the bottom of the winding box 12, and a water pump 11 is fixedly connected to the inside of the water tank 10. The water pump 11 is connected to the atomizing nozzle 9 through a pipeline. The top of the support plate 1 is fixedly connected to an oxidizer body 18 through a bracket, and an air inlet pipe 19 and an air outlet pipe 20 are respectively connected to the two sides of the oxidizer body 18. A beryllium copper heat sink 21 is fixedly connected to the bottom of the oxidizer body 18.

[0021] refer to Figure 1 The pull rope 17 is woven from a plurality of steel wire ropes, and the surface of the pull rope 17 is coated with anti-rust lubricating oil.

[0022] As a technical optimization solution of the present invention, the pull rope 17 woven from a plurality of sub-steel wire ropes has the advantages of being resistant to stretching and not easy to break.

[0023] refer to Figure 1 and Figure 3 A bearing is fixedly connected inside the movable frame 3 , and the bearing is fixedly connected to the first gear 4 .

[0024] As a technical optimization solution of the present invention, the friction between the movable frame 3 and the first gear 4 can be reduced by setting the bearing, thereby facilitating the rotation of the first gear 4.

[0025] refer to Figure 1 and Figure 3 , the fan blade 5 is made of stainless steel.

[0026] As a technical optimization solution of the present invention, the fan blade 5 made of stainless steel has the advantages of high hardness and corrosion resistance.

[0027] refer to Figures 1 to 3 , protective covers are fixedly connected to the surfaces of the first motor 6 and the second motor 15.

[0028] As a technical optimization solution of the present utility model, by providing a protective cover, water can be prevented from dripping onto the surfaces of the first motor 6 and the second motor 15 , thereby playing a role in protecting the first motor 6 and the second motor 15 .

[0029] refer to Figure 1 A rubber gasket 22 is fixedly connected to the bottom of the leg 2.

[0030] As a technical optimization solution of the present invention, by setting the rubber gasket 22, the soft property of rubber can be utilized to buffer the vibration generated during the operation of the device, and the advantage of the large friction coefficient of rubber can be utilized to improve the stability of the device.

[0031] The working principle and use process of the utility model are as follows: when in use, the operator starts the first motor 6 to rotate and drives the second gear 7 to rotate, and then drives the first gear 4 to rotate, thereby driving the two fan blades 5 to rotate, and then blows air to the bottom of the oxidizer body 18, thereby performing the first level of cooling treatment on the oxidizer body 18. In order to evenly blow air to the bottom of the oxidizer body 18, the operator starts the second motor 15 to rotate and drives the fourth gear 16 to rotate, and then drives the third gear 14 to rotate, so that the two winding wheels 13 rotate. At this time, the two winding wheels 13 rotate in the same direction, and at this time one of the winding wheels is wound. The wheel 13 reels the pull rope 17, and the other reeling wheel 13 unwinds the pull rope 17, and then under the guidance of the pulley 23, the pull rope 17 pulls the movable frame 3, the first gear 4 and the fan blade 5 to move left and right. The left or right movement of the fan blade 5 can be controlled by controlling the rotation direction of the second motor 15. The operator can start the water pump 11 to make the atomizing nozzle 9 spray water. When the water mist contacts the oxidizer body 18, the water absorbs heat and vaporizes, thereby performing a second-level cooling treatment on the oxidizer body 18. By arranging a beryllium copper heat sink 21 at the bottom of the oxidizer body 18, the oxidizer body 18 can be subjected to a third-level cooling treatment.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] 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. An oxidizer for formaldehyde production, comprising a support plate (1), characterized in that: The bottom of the support plate (1) is fixedly connected with supporting legs (2) on all sides, the front and rear sides of the top of the support plate (1) are provided with sliding grooves, and the interior of the sliding grooves is movably connected with a movable frame (3), the front and rear sides of the interior of the movable frame (3) are movably connected with a first gear (4), the top of the movable frame (3) is fixedly connected with a first motor (6), the output end of the first motor (6) is fixedly connected with a second gear (7), the first gear (4) is meshed with the second gear (7), the top of the first gear (4) is fixedly connected with a fan blade (5), both sides of the support plate (1) are fixedly connected with pulleys (23), the bottom of the support plate (1) is fixedly connected with a winding box (12), both sides of the interior of the winding box (12) are movably connected with a winding wheel (13), the back side of the winding wheel (13) extends to the back side of the winding box (12) and is fixedly connected with a third gear (14), the back side of the winding box (12) is fixedly connected with a second gear (23), and the back side of the winding box (12) is fixedly connected with a second gear (23). The motor (15) is fixedly connected to the output end of the second motor (15) with a fourth gear (16), the third gear (14) is meshed with the fourth gear (16), both sides of the movable frame (3) are fixedly connected to fixed plates (8), the top of the fixed plate (8) is fixedly connected to an atomizing nozzle (9), the surface of the fixed plate (8) is fixedly connected to a pull rope (17), the pull rope (17) is movably connected to the pulley (23) and the winding wheel (13), and the winding wheel (13) is connected to the pull rope (17). The bottom of the box (12) is fixedly connected to a water tank (10), the interior of the water tank (10) is fixedly connected to a water pump (11), the water pump (11) is connected to the atomizing nozzle (9) through a pipeline, the top of the support plate (1) is fixedly connected to an oxidizer body (18) through a bracket, the two sides of the oxidizer body (18) are respectively connected to an air inlet pipe (19) and an air outlet pipe (20), and the bottom of the oxidizer body (18) is fixedly connected to a beryllium copper heat sink (21).

2. The formaldehyde production oxidizer according to claim 1, characterized in that: The pull rope (17) is woven from a plurality of steel wire ropes, and the surface of the pull rope (17) is coated with rust-proof lubricating oil.

3. The formaldehyde production oxidizer according to claim 1, characterized in that: A bearing is fixedly connected inside the movable frame (3), and the bearing is fixedly connected to the first gear (4).

4. The formaldehyde production oxidizer according to claim 1, characterized in that: The fan blades (5) are made of stainless steel.

5. The formaldehyde production oxidizer according to claim 1, characterized in that: Protective covers are fixedly connected to the surfaces of the first motor (6) and the second motor (15).

6. The formaldehyde production oxidizer according to claim 1, characterized in that: A rubber gasket (22) is fixedly connected to the bottom of the supporting leg (2).

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