Feeding channel sealing device for hazardous waste incineration

Abstract

The utility model discloses a feeding channel sealing device for hazardous waste incineration. The feeding channel sealing device comprises a channel pipe, and the right side of the channel pipe is fixedly connected with a supporting seat; the fixing cover is fixedly installed on one side of the supporting base, a motor base is fixedly installed on the other side of the supporting base, and a motor is fixedly installed on the motor base; the moving mechanism is connected with the motor, and the moving mechanism comprises a worm, a main shaft, a worm gear, a gear and a rack; the connecting block is fixedly connected between the rack and the cover plate; the sealing ring is bonded to the lower portion of the mounting disc, and a butt joint block is fixedly mounted on the outer side of the mounting disc; the limiting mechanism is mounted on the outer side of the cover plate, and the limiting mechanism comprises a fixed seat, a screw rod, a rotary table, a screw joint block, a synchronous plate, a sliding rod and a limiting block; and the plug is fixedly mounted below the cover plate. The sealing ring can be prevented from falling off in the cover opening or closing process, and after the sealing ring is damaged, the damaged sealing ring can be conveniently replaced.

Description

Technical Field

[0001] The utility model relates to the field of sealing devices, in particular to a sealing device for a feed channel for incinerating hazardous waste. Background Art

[0002] In order to prevent exhaust gas from being discharged from the feed channel pipe during the incineration of hazardous waste, a feed channel sealing device for hazardous waste incineration has been developed on the market, which can prevent human body from inhaling exhaust gas containing dust particles and will not cause harm to the human body. Patent application number 2022208646708 discloses such a device, including a sealing mechanism, which includes a channel pipe, a sealing ring, a gear, a screw and a motor; an upper cover is provided above the channel pipe, a circular groove is provided at the bottom of the upper cover, a sealing ring is provided in the fixed sleeve in the circular groove, and the bottom of the sealing ring is in active contact with the top of the channel pipe, two fixed rods are fixedly connected to the left side of the channel pipe, a fixed block is fixedly connected to the top of the fixed rod, and the same rotating rod is rotatably connected between the two sides of the fixed blocks that are close to each other, and the front end of the rotating rod extends outside the fixed block, and the outer fixed sleeve of the rotating rod is provided with a gear, and a rack is meshed on the left side of the gear. The invention has the following advantages: the feed channel has a sealing effect, so that the waste gas will not be discharged through the feed channel, thereby avoiding the human body from inhaling the waste gas containing dust particles and causing no harm to the human body.

[0003] However, the patented product was found to still have the following defects during actual use: since the sealing ring is fixedly mounted in the annular groove, the sealing ring is prone to fall off during the process of opening or closing the cover. Utility Model Content

[0004] In view of the above defects or deficiencies in the prior art, it is desired to provide a feed channel sealing device for hazardous waste incineration, which can prevent the sealing ring from falling off during the process of opening or closing the cover, and when the sealing ring is damaged, the damaged sealing ring can be easily replaced.

[0005] According to the technical solution provided in the embodiment of the present application, a feeding channel sealing device for hazardous waste incineration includes:

[0006] A channel pipe, the right side of which is fixedly connected to a support seat;

[0007] A fixed cover, wherein the fixed cover is fixedly mounted on one side of the support base, a motor base is fixedly mounted on the other side of the support base, and a motor is fixedly mounted on the motor base;

[0008] A moving mechanism, the moving mechanism is connected to the motor, the moving mechanism includes a worm, a main shaft, a worm wheel, a gear and a rack; the top, bottom and right side of the fixed cover are open structures, the left side of the fixed cover and the side of the support seat are provided with sliding openings corresponding to the rack, the worm is connected to the motor through a coupling, the worm is connected to the fixed cover and the support seat respectively through a first bearing, the main shaft is connected to the fixed cover through a second bearing, the worm wheel and the gear are fixedly installed on the outside of the main shaft, the worm wheel is meshed with the worm, the worm wheel is located on the rear side of the gear, and the rack is meshed below the gear;

[0009] A connecting block, the connecting block is fixedly connected between the rack and the cover plate;

[0010] A sealing ring, the sealing ring is bonded to the bottom of the mounting plate, a docking block is fixedly mounted on the outer side of the mounting plate; the sealing ring is located between the channel tube and the mounting plate;

[0011] The limit mechanism is installed on the outer side of the cover plate, and the limit mechanism comprises a fixed seat, a screw, a rotating disk, a screw block, a synchronous plate, a sliding rod and a limit block; the docking block corresponds to the limit mechanism, and the side of the docking block is provided with a limit groove corresponding to the limit block, and the limit block is located in the limit groove, and the fixed seat is fixedly installed on the outer side of the cover plate, the screw is connected to the fixed seat through a third bearing, the rotating disk is fixedly installed on the end of the screw, the screw block is screwed on the outer side of the screw, and the synchronous plate is fixedly installed under the screw block, the sliding rod is fixedly connected to one side of the synchronous plate, the sliding rod is in sliding contact with the fixed seat, and the side of the fixed seat is provided with a sliding through hole corresponding to the slide rod, and the limit block is fixedly connected to the other side of the synchronous plate;

[0012] A plug, the plug is fixedly mounted below the cover plate; a slot corresponding to the plug is provided on the surface of the mounting plate;

[0013] A sliding bar is fixedly installed below the fixing seat on the right side, the bottom end of the sliding bar is in sliding contact with the supporting seat, and a sliding groove matching the sliding bar is provided on the side of the supporting seat.

[0014] In summary, the beneficial effects of the present application are as follows: by setting up the mounting plate, docking block, limiting mechanism and plug, the sealing ring can be prevented from falling off during the process of opening or closing the cover, and when the sealing ring is damaged, the damaged sealing ring can be easily replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the connection between the motor and the moving mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the cover plate, sealing ring, mounting plate, docking block, limiting mechanism and plug connection of the utility model;

[0019] Figure 4 It is a bottom view structural diagram of the cover plate, the fixing seat and the plug connection of the utility model;

[0020] Figure 5 It is a bottom view structural diagram of the connection between the sealing ring, the mounting plate and the docking block of the utility model;

[0021] Figure 6 It is a schematic diagram of the top structure of the fixed cover of the utility model.

[0022] Numbers in the figure: 1. channel tube; 2. support seat; 3. fixed cover; 4. motor; 5. moving mechanism; 6. worm; 7. main shaft; 8. worm wheel; 9. gear; 10. rack; 11. connecting block; 12. cover plate; 13. sealing ring; 14. mounting plate; 15. docking block; 16. limiting mechanism; 17. fixed seat; 18. screw; 19. turntable; 20. screw block; 21. synchronous plate; 22. slide rod; 23. limiting block; 24. plug; 25. sliding bar. DETAILED DESCRIPTION

[0023] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] Please refer to Figure 1-Figure 6, a feed channel sealing device for hazardous waste incineration, comprising a channel pipe 1, the right side of the channel pipe 1 is fixedly connected to a support seat 2; a fixed cover 3, the fixed cover 3 is fixedly installed on one side of the support seat 2, the other side of the support seat 2 is fixedly installed with a motor seat, and a motor 4 is fixedly installed on the motor seat; a moving mechanism 5, the moving mechanism 5 is connected to the motor 4, the moving mechanism 5 includes a worm 6, a main shaft 7, a worm wheel 8, a gear 9 and a rack 10; a connecting block 11, the connecting block 11 is fixedly connected to the rack 10 and the cover plate 1 2; a sealing ring 13, the sealing ring 13 is bonded to the bottom of the mounting plate 14, and a docking block 15 is fixedly installed on the outer side of the mounting plate 14; a limiting mechanism 16, the limiting mechanism 16 is installed on the outer side of the cover plate 12, and the limiting mechanism 16 includes a fixed seat 17, a screw 18, a rotating disk 19, a screw block 20, a synchronous plate 21, a sliding rod 22 and a limiting block 23; a plug 24, the plug 24 is fixedly installed below the cover plate 12; a sliding bar 25, the sliding bar 25 is fixedly installed below the fixed seat 17 on the right side.

[0026] like Figure 1 , Figure 2 and Figure 6 As shown, the top, bottom and right side of the fixed cover 3 are all open structures, and the left side of the fixed cover 3 and the side of the support seat 2 are provided with sliding openings corresponding to the rack 10, which facilitates the sliding of the rack 10. A controller is fixedly installed on the right side of the support seat 2, and the motor 4 is electrically connected to the controller, which facilitates control. The worm 6 is connected to the motor 4 through a coupling, and the worm 6 is respectively connected to the fixed cover 3 and the support seat 2 through a first bearing. The main shaft 7 is connected to the fixed cover 3 through a second bearing. The worm wheel 8 and the gear 9 are fixedly installed on the outside of the main shaft 7. The worm wheel 8 is meshed with the worm 6. The worm wheel 8 is located at the rear side of the gear 9, and the rack 10 is meshed below the gear 9.

[0027] like Figure 1 , Figure 3-Figure 5As shown, the docking block 15 corresponds to the limiting mechanism 16, and the side of the docking block 15 is provided with a limiting groove corresponding to the limiting block 23, which facilitates the insertion of the limiting block 23, and the limiting block 23 is located in the limiting groove. The fixing seat 17 is fixedly installed on the outer side of the cover plate 12, the screw 18 is connected to the fixing seat 17 through a third bearing, the rotating disk 19 is fixedly installed at the end of the screw 18, the screw block 20 is screwed on the outer side of the screw 18, the synchronous plate 21 is fixedly installed below the screw block 20, the sliding rod 22 is fixedly connected to one side of the synchronous plate 21, the sliding rod 22 is in sliding contact with the fixing seat 17, the side of the fixing seat 17 is provided with a sliding through hole corresponding to the sliding rod 22, which facilitates the sliding of the sliding rod 22, and the limiting block 23 is fixedly connected to the other side of the synchronous plate 21.

[0028] like Figure 1 , Figure 3-Figure 5 As shown, the sealing ring 13 is located between the channel tube 1 and the mounting plate 14, the sealing ring 13 is in active contact with the channel tube 1, and the surface of the mounting plate 14 is provided with a slot corresponding to the plug 24. The bottom end of the sliding bar 25 is in sliding contact with the support seat 2, and the side of the support seat 2 is provided with a sliding groove matching the sliding bar 25, which facilitates the sliding of the sliding bar 25.

[0029] When in use: before feeding, start the motor 4 first, the motor 4 can drive the worm 6 of the moving mechanism 5 to rotate, the worm 6 can drive the worm wheel 8 to rotate, the worm wheel 8 can drive the main shaft 7 to rotate, the main shaft 7 can drive the gear 9 to rotate, the gear 9 can drive the rack 10, the connecting block 11, the cover plate 12, the mounting plate 14, the sealing ring 13, the fixing seat 17 and the sliding bar 25 to move to the right, so that the cover plate 12 can be opened. After the feeding is completed, start the motor 4 in the reverse direction to close the cover plate 12 to achieve a sealing effect, so that the exhaust gas will not be discharged through the channel pipe 1, and the exhaust gas will be discharged through the mounting plate 1. 4. The arrangement of the docking block 15, the limiting mechanism 16 and the plug 24 can prevent the sealing ring 13 from falling off during the process of opening or closing the cover. When the sealing ring 13 is damaged, the cover plate 12 is opened first, and then the turntable 19 of the limiting mechanism 16 is rotated. The turntable 19 can drive the screw 18 to rotate, and the screw 18 can drive the screw block 20, the synchronous plate 21 and the slide rod 22 away from the docking block 15, so that the limiting block 23 is moved out of the limiting groove of the docking block 15, and then the mounting plate 14 is separated from the plug 24, so that the damaged sealing ring 13 can be replaced, and the replacement is convenient.

[0030] The above description is only an explanation of the preferred embodiments of the present application and the technical principles and other schemes used. At the same time, the scope of the utility model involved in the present application is not limited to the technical scheme formed by a specific combination of the above technical features, but also includes other technical schemes formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) to form a technical scheme.

Claims

1. A sealing device for a feed channel for incineration of hazardous waste, characterized in that: It comprises a channel tube (1), the right side of which is fixedly connected to a support seat (2); A fixed cover (3), the fixed cover (3) being fixedly mounted on one side of the support base (2), a motor base being fixedly mounted on the other side of the support base (2), and a motor (4) being fixedly mounted on the motor base; A moving mechanism (5), the moving mechanism (5) is connected to the motor (4), and the moving mechanism (5) comprises a worm (6), a main shaft (7), a worm wheel (8), a gear (9) and a rack (10); A connecting block (11), wherein the connecting block (11) is fixedly connected between the rack (10) and the cover plate (12); A sealing ring (13), wherein the sealing ring (13) is bonded to the bottom of the mounting plate (14), and a docking block (15) is fixedly mounted on the outer side of the mounting plate (14); A limiting mechanism (16), wherein the limiting mechanism (16) is installed on the outer side of the cover plate (12), and the limiting mechanism (16) comprises a fixing seat (17), a screw rod (18), a rotating disk (19), a screw block (20), a synchronous plate (21), a sliding rod (22) and a limiting block (23); A plug (24), the plug (24) being fixedly mounted below the cover plate (12); A sliding bar (25) is fixedly mounted below the fixing seat (17) on the right side.

2. The sealing device for the feed channel for hazardous waste incineration according to claim 1 is characterized in that: The top, bottom and right side of the fixed cover (3) are all open structures, and the left side of the fixed cover (3) and the side surface of the support seat (2) are both provided with sliding openings corresponding to the rack (10).

3. The sealing device for the feed channel for hazardous waste incineration according to claim 1 is characterized in that: The worm (6) is connected to the motor (4) through a coupling, the worm (6) is connected to the fixed cover (3) and the support seat (2) respectively through a first bearing, the main shaft (7) is connected to the fixed cover (3) through a second bearing, the worm wheel (8) and the gear (9) are fixedly mounted on the outside of the main shaft (7), the worm wheel (8) is meshed with the worm (6), the worm wheel (8) is located at the rear side of the gear (9), and the rack (10) is meshed below the gear (9).

4. The sealing device for the feed channel for hazardous waste incineration according to claim 1 is characterized in that: The docking block (15) corresponds to the limiting mechanism (16); a limiting groove corresponding to the limiting block (23) is provided on the side surface of the docking block (15); and the limiting block (23) is located in the limiting groove.

5. The sealing device for the feed channel for hazardous waste incineration according to claim 1 is characterized in that: The fixing seat (17) is fixedly mounted on the outer side of the cover plate (12); the screw rod (18) is connected to the fixing seat (17) via a third bearing; the rotating disk (19) is fixedly mounted on the end of the screw rod (18); the screw connection block (20) is screwed on the outer side of the screw rod (18); the synchronous plate (21) is fixedly mounted below the screw connection block (20); the sliding rod (22) is fixedly connected to one side of the synchronous plate (21); the sliding rod (22) is in sliding contact with the fixing seat (17); a sliding through hole corresponding to the sliding rod (22) is provided on the side of the fixing seat (17); and the limit block (23) is fixedly connected to the other side of the synchronous plate (21).

6. The sealing device for the feed channel for hazardous waste incineration according to claim 1 is characterized in that: The sealing ring (13) is located between the channel tube (1) and the mounting plate (14), and a slot corresponding to the plug (24) is provided on the surface of the mounting plate (14).

7. The sealing device for a feed channel for hazardous waste incineration according to claim 1 is characterized in that: The bottom end of the sliding bar (25) is in sliding contact with the support seat (2), and the side surface of the support seat (2) is provided with a sliding groove matching the sliding bar (25).

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