Dehumidifying equipment for powder production

Abstract

The utility model belongs to the field of powder production equipment, particularly relates to dehumidification equipment for powder production, and aims to solve the problem that when the existing dehumidification equipment for powder production is used, although the existing dehumidification equipment can screen and dehumidify fire-fighting powder raw materials, the equipment is inconvenient to use. However, the screened powder raw materials need to be smashed through another device and then screened and dehumidified, the two procedures are independently completed, large-scale production and cost control are not facilitated, and therefore the smashing function needs to be additionally arranged in the screening and dehumidifying process. The crusher comprises a shell, a driving mechanism, a crushing mechanism and a mounting ring. According to the powder screening and drying device, powder can be screened and dried through cooperation of all the components, unqualified powder can be smashed, the structure is simple and convenient, and practicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of powder production equipment, in particular to a dehumidification device for powder production. Background Art

[0002] Dry powder fire extinguishing agent can be filled into various types of portable and fixed dry powder fire extinguishing devices. It can be used in conjunction with fluoroprotein foam fire extinguishing agent and water-film-forming foam fire extinguishing agent to extinguish the initial fire of oil tanks. It can quickly control the development of flames and play a role in rapid fire extinguishing. Dry powder fire extinguishing agent, also known as powder fire extinguishing agent, can extinguish fires of Class A, B, and C.

[0003] In the prior art, when the fire-fighting powder is screened and dehumidified, the structure is complicated and the use procedures are many, which is not convenient for people to use. In view of the above problems, the application number 202321182463.5 discloses a dehumidification screening mechanism for the production of fire-fighting powder, which includes a box body, a feed hopper is fixedly installed on the top of the box body, a material guide box is fixedly installed on the top inner wall of the box body, a rotating drum is rotatably connected to the material guide box, and filter buckets are fixedly installed at both ends of the rotating drum, and the filter bucket is rotatably connected to the inner wall of the box body, a motor is fixedly installed on one side of the material guide box, a rotating rod is fixedly installed on the output shaft of the motor, and a rotating mechanism is provided on the rotating drum;

[0004] However, after reading the above patent documents, the following problems are found: during use, although the fire-fighting powder raw materials can be screened and dehumidified, the screened powder raw materials need to be crushed by another device and then screened and dehumidified. These two steps are completed independently, which is not conducive to large-scale production and cost control. Therefore, it is necessary to add a crushing function during the screening and dehumidification process. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a dehumidification device for powder production.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A dehumidification device for powder production, comprising a shell, a driving mechanism, a pulverizing mechanism and a mounting ring;

[0008] The top of the shell is rotatably connected with a round tube, the mounting ring is fixedly installed in the shell and corresponds to the round tube, the mounting ring is fixedly installed with a filter screen and a sieve plate, the crushing mechanism is arranged on the round tube and connected with the sieve plate and the filter screen, the top of the shell is provided with a drying bin, the drying bin is connected with the round tube, the top of the shell is provided with a driving mechanism, the driving mechanism is connected with the round tube and the drying bin;

[0009] The crushing mechanism includes a transmission plate, a fixed plate one, a pressure roller and a fixed plate three, the transmission plate is fixedly connected to the round tube, two fixed plates one are fixedly connected to the transmission plate, a same pressure roller is rotatably connected between the two fixed plates one, and the pressure roller is connected to the screen plate. Through the coordinated design of the driving mechanism, the mounting ring, the filter screen, the screen plate and the crushing mechanism, the powder can be filtered and screened while the unqualified powder can be crushed, thereby improving the processing efficiency, and the structure is simple and more practical.

[0010] Specifically, two fixed plates 2 are fixedly connected to the transmission plate, one end of the two fixed plates 2 is fixedly connected to the same fixed plate 3, and the fixed plate 3 is in contact with the filter screen, so as to facilitate the cleaning and transportation of the filtered powder on the filter screen.

[0011] Specifically, a spiral rod is rotatably connected to the drying bin, a cavity and a plurality of air holes are provided on the spiral rod, the plurality of air holes are connected to the cavity, a connecting pipe is provided on the top of the drying bin, a sealing bearing is fixedly sleeved on the connecting pipe, an outer wall of the sealing bearing is fixedly connected to the circular tube, and the powder in the drying bin is dried by conveying dry gas into the cavity on the spiral rod and discharging it through the plurality of air holes.

[0012] Specifically, the driving mechanism includes a motor, bevel gear 1, bevel gear 2, transmission wheel 1, transmission belt and transmission wheel 2. The motor is fixedly installed on the shell, the output end of the motor is fixedly connected to transmission wheel 1, the transmission wheel 1 is connected to the transmission belt, the transmission belt is connected to the transmission wheel 2, and the transmission wheel 2 is fixedly sleeved on the spiral rod for driving the spiral rod, the round tube and the crushing mechanism.

[0013] Specifically, the output end of the motor is fixedly connected with a bevel gear 1, the bevel gear 1 is meshingly connected with a bevel gear 2, and the bevel gear 2 is fixedly connected to the round tube for transmission, and is a detachable connection.

[0014] Specifically, a bearing is fixedly sleeved on the circular tube, an outer wall of the bearing is fixedly connected to the shell, and a powder discharge pipe is provided on the shell to facilitate the rotation of the circular tube.

[0015] Specifically, the mounting ring is provided with a plurality of through holes, and the plurality of through holes correspond to the filter screen, so that unqualified powder can fall onto the screen plate.

[0016] Specifically, the sieve plate is provided with a plurality of sieve holes to facilitate the crushed powder to fall into the shell, and the drying bin is provided with a powder feeding pipe for conveying powder into the drying bin.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] (1) The utility model is a dehumidification device for powder production. Through the coordinated design of the driving mechanism, the mounting ring, the filter screen, the sieve plate and the crushing mechanism, the powder can be filtered and screened and unqualified powder can be crushed at the same time, thereby improving the processing efficiency. In addition, the structure is simple and the practicability is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following will briefly introduce the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and the structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions that can be implemented in the utility model, so they have no technical substantive significance, and any structural modification, change in proportional relationship or adjustment of size.

[0020] Figure 1 This is a three-dimensional structural schematic diagram of a dehumidification device for powder production proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the main structure of a dehumidification device for powder production proposed by the utility model;

[0022] Figure 3 This is a schematic diagram of the driving mechanism structure of a dehumidification device for powder production proposed by the utility model;

[0023] Figure 4 A schematic diagram of the mechanism for mounting the ring, the sieve plate, the sieve holes and the through holes;

[0024] Figure 5 Schematic diagram of the structure of the spiral rod and pores.

[0025] In the figure: 1. shell; 2. mounting ring; 3. round tube; 4. filter screen; 5. sieve plate; 6. transmission plate; 7. fixed plate 1; 8. pressure roller; 9. driving mechanism; 91. motor; 92. bevel gear 1; 93. bevel gear 2; 94. transmission wheel 1; 95. transmission belt; 96. transmission wheel 2; 10. fixed plate 2; 11. fixed plate 3; 12. drying chamber; 13. screw rod; 14. through hole; 15. sieve hole; 16. connecting pipe; 17. air hole. DETAILED DESCRIPTION

[0026] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] Reference Figure 1-5 , a dehumidification device for powder production, comprising a housing 1, a driving mechanism 9, a pulverizing mechanism and a mounting ring 2;

[0028] The top of the shell 1 is rotatably connected with a circular tube 3, a bearing is fixedly sleeved on the circular tube 3, and the outer wall of the bearing is fixedly connected to the shell 1. A powder discharge pipe is provided on the shell 1 to facilitate the rotation of the circular tube 3. The mounting ring 2 is fixedly installed in the shell 1 and corresponds to the circular tube 3. A filter screen 4 and a sieve plate 5 are fixedly installed on the mounting ring 2. The pulverizing mechanism is arranged on the circular tube 3 and connected to the sieve plate 5 and the filter screen 4. A drying bin 12 is provided on the top of the shell 1, and the drying bin 12 is connected to the circular tube 3. A driving mechanism 9 is provided on the top of the shell 1, and the driving mechanism 9 is connected to the circular tube 3 and the drying bin 12;

[0029] The pulverizing mechanism includes a transmission plate 6, a fixed plate 7, a pressure roller 8 and a fixed plate 3 11, the transmission plate 6 is fixedly connected to the circular tube 3, two fixed plates 7 are fixedly connected to the transmission plate 6, a same pressure roller 8 is rotatably connected between the two fixed plates 7, and the pressure roller 8 is connected to the sieve plate 5. Through the coordinated design of the driving mechanism, the mounting ring 2, the filter screen 4, the sieve plate 5 and the pulverizing mechanism, the powder can be filtered and screened while the unqualified powder can be pulverized, thereby improving the processing efficiency, and the structure is simple and more practical.

[0030] See attached Figure 2 In this embodiment, two fixed plates 2 10 are fixedly connected to the transmission plate 6, and one end of the two fixed plates 2 10 is fixedly connected to the same fixed plate 3 11. The fixed plate 3 11 is in contact with the filter screen 4, and the fixed plate 3 11 is driven to rotate through the circular tube 3. Through the interaction between the fixed plate 3 11 and the powder, the filtered powder on the filter screen 4 is cleaned and the unqualified powder is transported to the multiple through holes 14.

[0031] See attached Figure 2-5In this embodiment, a spiral rod 13 is rotatably connected to the drying bin 12, and a cavity and a plurality of air holes 17 are provided on the spiral rod 13. The plurality of air holes 17 are connected to the cavity. A connecting pipe 16 is provided on the top of the drying bin 12, and a sealed bearing is fixedly sleeved on the connecting pipe 16. The outer wall of the sealed bearing is fixedly connected to the circular tube 3. Hot steam without water vapor is transported into the cavity on the spiral rod 13 through a steam conveying device, and discharged through the plurality of air holes 17, thereby drying the powder in the drying bin 12.

[0032] See attached Figure 1-3 In this embodiment, the driving mechanism includes a motor 91, a bevel gear 1 92, a bevel gear 2 93, a transmission wheel 1 94, a transmission belt 95 and a transmission wheel 2 96. The motor 91 is fixedly mounted on the housing 1. The output end of the motor 91 is fixedly connected to the transmission wheel 1 94. The transmission wheel 1 94 is connected to a transmission belt 95. The transmission belt 95 is connected to the transmission wheel 2 96. The transmission wheel 2 96 is fixedly sleeved on the spiral rod 13. The output end of the motor 91 is fixedly connected to the bevel gear 1 92. The bevel gear 1 92 is meshedly connected to the bevel gear 2 93. The bevel gear 2 93 is fixedly connected to the round tube 3. The transmission wheel 1 94 is driven by the motor 91. The transmission wheel 1 94 drives the screw rod 13 to rotate through the transmission belt 95 and the transmission wheel 2 96. At the same time, the screw rod 13 transports the dried powder in the drying bin 12 to the connecting pipe 16, and the powder falls onto the filter screen 4 in the shell 1 through the action of the circular tube 3. The output end of the motor 91 drives the bevel gear 1 92 to rotate and transmits with the bevel gear 2 93, so that the bevel gear 2 93 drives the circular tube 3 to rotate on the shell 1. At the same time, the circular tube 3 drives the transmission plate 6 to rotate. At the same time, the transmission plate 6 drives the pressure roller 8 and the fixed plate 3 11 to rotate through the transmission of the two fixed plates 1 7 and the fixed plate 2 10.

[0033] See attached Figure 4 In this embodiment, a plurality of through holes 14 are provided on the mounting ring 2, and the plurality of through holes 14 correspond to the filter screen 4, so that unqualified powder can pass through and fall onto the sieve plate 5; a plurality of sieve holes 15 are provided on the sieve plate 5, so that the crushed powder can fall into the shell 1, and a powder feed pipe is provided on the drying bin 12 for conveying powder into the drying bin 12.

[0034] Working principle: When in use, the powder is transported into the drying bin 12 through the powder feeding pipe on the drying bin 12, and at the same time, the powder in the drying bin 12 is dried through the action of the cavity on the spiral rod 13 and the multiple air holes 17;

[0035] At the same time, the driving of the motor 91 causes the transmission wheel 1 94 to rotate, and the transmission wheel 1 94 drives the spiral rod 13 to rotate through the transmission belt 95 and the transmission wheel 2 96. At the same time, the spiral rod 13 transports the dried powder in the drying bin 12 to the connecting pipe 16, and the powder falls onto the filter screen 4 in the housing 1 through the action of the circular pipe 3. At the same time, the powder is filtered and screened through the action of the filter screen 4.

[0036] At the same time, the output end of the motor 91 drives the bevel gear 1 92 to rotate and transmits with the bevel gear 2 93, so that the bevel gear 2 93 drives the round tube 3 to rotate on the housing 1, and at the same time, the round tube 3 drives the transmission plate 6 to rotate, and at the same time, the transmission plate 6 drives the pressing roller 8 and the fixed plate 3 11 to rotate through the transmission of the two fixed plates 1 7 and the fixed plate 2 10, so that the fixed plate 3 11 transports the unqualified powder to the multiple through holes 14 on the mounting ring 2, and makes the unqualified powder pass through the multiple through holes 14 and fall onto the sieve plate 5, thereby achieving the effect of filtering and screening the powder;

[0037] At the same time, the pressing roller 8 crushes the unqualified powder passing through the multiple through holes 14, and the crushed powder falls into the shell 1 through the multiple sieve holes 15 on the sieve plate 5, thereby achieving the effect of crushing the unqualified powder.

[0038] The technical progress achieved by the utility model compared with the prior art is that through the cooperation of various components, not only can the screening and drying of powders be realized, but also the crushing of unqualified powders can be achieved, and the structure is simple and the practicability is higher.

Claims

1. A dehumidification device for powder production, characterized in that: It comprises a housing (1), a driving mechanism (9), a crushing mechanism and a mounting ring (2); The top of the shell (1) is rotatably connected to a circular tube (3); the mounting ring (2) is fixedly mounted in the shell (1) and corresponds to the circular tube (3); a filter screen (4) and a sieve plate (5) are fixedly mounted on the mounting ring (2); the pulverizing mechanism is arranged on the circular tube (3) and is connected to the sieve plate (5) and the filter screen (4); a drying bin (12) is provided on the top of the shell (1); the drying bin (12) is connected to the circular tube (3); a driving mechanism (9) is provided on the top of the shell (1); the driving mechanism (9) is connected to the circular tube (3) and the drying bin (12); The crushing mechanism comprises a transmission plate (6), a fixed plate one (7), a pressure roller (8) and a fixed plate three (11); the transmission plate (6) is fixedly connected to the circular tube (3); two fixed plates one (7) are fixedly connected to the transmission plate (6); a same pressure roller (8) is rotatably connected between the two fixed plates one (7); and the pressure roller (8) is connected to the screen plate (5).

2. A dehumidification equipment for powder production according to claim 1, characterized in that: Two fixing plates 2 (10) are fixedly connected to the transmission plate (6), one end of the two fixing plates 2 (10) is fixedly connected to the same fixing plate 3 (11), and the fixing plate 3 (11) is in contact with the filter screen (4).

3. A dehumidification equipment for powder production according to claim 1, characterized in that: The drying bin (12) is rotatably connected to a spiral rod (13), the spiral rod (13) is provided with a cavity and a plurality of air holes (17), the plurality of air holes (17) are connected to the cavity, a connecting pipe (16) is provided at the top of the drying bin (12), a sealing bearing is fixedly sleeved on the connecting pipe (16), and the outer wall of the sealing bearing is fixedly connected to the circular tube (3).

4. A dehumidification equipment for powder production according to claim 3, characterized in that: The driving mechanism comprises an electric motor (91), a bevel gear 1 (92), a bevel gear 2 (93), a transmission wheel 1 (94), a transmission belt (95) and a transmission wheel 2 (96); the electric motor (91) is fixedly mounted on the housing (1); the output end of the electric motor (91) is fixedly connected to the transmission wheel 1 (94); the transmission wheel 1 (94) is connected to the transmission belt (95); the transmission belt (95) is connected to the transmission wheel 2 (96); and the transmission wheel 2 (96) is fixedly sleeved on the spiral rod (13).

5. A dehumidification equipment for powder production according to claim 4, characterized in that: The output end of the motor (91) is fixedly connected to a bevel gear 1 (92), the bevel gear 1 (92) is meshingly connected to a bevel gear 2 (93), and the bevel gear 2 (93) is fixedly connected to the circular tube (3).

6. A dehumidification equipment for powder production according to claim 1, characterized in that: A bearing is fixedly sleeved on the circular tube (3); the outer wall of the bearing is fixedly connected to the shell (1); and a powder discharge pipe is provided on the shell (1).

7. A dehumidification equipment for powder production according to claim 1, characterized in that: The mounting ring (2) is provided with a plurality of through holes (14), and the plurality of through holes (14) all correspond to the filter screen (4).

8. A dehumidification equipment for powder production according to claim 1, characterized in that: The sieve plate (5) is provided with a plurality of sieve holes (15), and the drying bin (12) is provided with a powder feeding pipe.

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