CN221084670U

CN221084670U - Nitrogen circulation spray dryer

Info

Publication number: CN221084670U
Application number: CN202322637292.7U
Authority: CN
Inventors: 高仲林; 高棋一
Original assignee: Changzhou Kaiquan Drying Equipment Co ltd
Current assignee: Changzhou Kaiquan Drying Equipment Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-06-07
Anticipated expiration: 2033-09-27

Abstract

The utility model belongs to the field of spray dryers, in particular to a nitrogen circulation spray dryer, which comprises a nitrogen circulation spray dryer and a dryer main body, wherein the nitrogen circulation spray dryer comprises a nitrogen circulation spray dryer body; the driving motor is started through the controller, the driving motor drives the driving bevel gear to rotate through the driving rod, under the condition that the driven bevel gear is connected to the side wall of the driving bevel gear in a meshed mode, the driving bevel gear drives the driven bevel gear to rotate, and accordingly the driven bevel gear drives the driving gear to rotate through the driven rod, under the condition that the driven rack is connected to the side wall of the driving gear in a meshed mode, the driving gear drives the driven rack to slide left and right on the side wall of the limiting track, the magnetic attraction block is arranged inside the limiting block, and under the condition that the magnetic attraction block is attracted with one end of the driven rack by the magnet Dan Zhengfu, the driven rack drives the limiting block to slide left and right on the end face of the filter screen to clean dirt on the filter screen, and therefore air quality is improved, and performance of the whole device is improved.

Description

Nitrogen circulation spray dryer

Technical Field

The utility model relates to the field of spray dryers, in particular to a nitrogen circulation spray dryer.

Background

The drier is a device capable of simultaneously finishing drying and granulating, the pressure, flow and hole size of a feed liquid pump can be regulated according to the process requirements, the required spherical particles with a certain size proportion are obtained, and the spray drier is a continuous normal pressure drier. The working principle of the closed spray dryer is that the closed spray dryer works in a closed environment, and the drying medium is inert gas, so that the closed spray dryer is suitable for drying toxic materials or materials which are easy to oxidize in the drying process;

The utility model provides a nitrogen gas closed cycle pressure formula spray drier (grant bulletin number: CN 216571559U) is represented prior art with the comparison document, this patent technology is through including the frame that sets up, the drying tower, nitrogen gas conveyor, feed arrangement, receiving device, condensation recovery unit and pressure regulating device, drying tower fixed mounting is on the top of frame, one side of drying tower is provided with nitrogen gas conveyor, nitrogen gas conveyor's output and drying tower's inside intercommunication, the top of drying tower is provided with feed arrangement, the opposite side of drying tower is provided with receiving device, drying tower's output and receiving device's inside intercommunication, condensation recovery unit fixed mounting is in the frame, and condensation recovery unit's input and receiving device's inside intercommunication, pressure regulating device fixed mounting is in one side of drying tower, still be provided with the control box in the frame. The utility model can automatically adjust the pressure in the drying tower through the condensation recovery device and the pressure adjusting device, ensure the positive pressure state in the tower, recover nitrogen and improve the efficiency of the dryer, but the structure still needs to be perfected, and the utility model is as follows:

when the device is used for air circulation filtration, the existing filter screen is not provided with a cleaning component, so that dust is accumulated on the filter screen for a long time, the filter screen is blocked, and the air filtering effect is affected; therefore, a nitrogen gas circulation spray dryer is proposed for the above problems.

Disclosure of utility model

In order to overcome the defects in the prior art, dust is accumulated on a long-time filter screen, the filter screen is blocked, and the filtering effect of the filter screen on air is affected.

The technical scheme adopted for solving the technical problems is as follows: a nitrogen circulation spray dryer comprises a dryer body; the utility model discloses a dryer, including the dryer main part, the bottom fixedly connected with base of dryer main part, be connected with the protection box on the terminal surface of dryer main part, one side of protection box is passed through air inlet connection on the lateral wall of dryer main part, the opposite side of protection box is passed through the outlet duct and is connected on the opposite side lateral wall of dryer main part, be connected with the filter chamber through the supporting shoe on the inner chamber terminal surface of protection box, be connected with cleaning device on the lateral wall about the filter chamber, be connected with the connecting plate on the inner chamber lateral wall of filter chamber, the upper and lower both ends of connecting plate are all connected with the filter screen through quick mounting structure.

Preferably, the cleaning device comprises two limiting rails, the two limiting rails are respectively symmetrically connected to the left side wall and the right side wall of the filter cavity, a driven rack is connected to the side wall of the limiting rails, a groove is correspondingly formed in the back surface of the driven rack and is in sliding connection with the limiting rails, a driving gear is connected to the side wall of the driven rack in a meshed mode, a driven rod is connected to the center of the driving gear in a penetrating mode, a driven bevel gear is connected to the side wall of the lower end of the driven rod in a penetrating mode, a driving bevel gear is connected to the side wall of the driven bevel gear in a meshed mode, a driving rod is connected to the center of the driving bevel gear in a penetrating mode, one end of the driving rod penetrates through the back surface of the protection box, and a driving motor is connected to one end of the driving rod.

Preferably, one end of the driven rack is provided with a magnet, the side wall of the inner cavity of the filter cavity is provided with a cleaning brush, the left end and the right end of the cleaning brush are symmetrically connected with limiting blocks, the limiting blocks are connected to the side wall of the inner cavity of the filter cavity, and the left end and the right end of the bottom of the cleaning brush are respectively provided with a ball.

Preferably, a limiting groove is formed in the side wall of the inner cavity of the filter cavity and corresponds to the limiting block, the limiting groove is connected with the limiting block in a sliding mode, a rolling groove is formed in the end face of the connecting plate and corresponds to the driven rack, a magnetic suction block is arranged in the limiting block, and a suction iron Dan Zhengfu is arranged at one end of the magnetic suction block and one end of the driven rack to suck.

Preferably, the end face of the connecting plate is provided with a groove corresponding to the filter screen, the quick mounting structure comprises a pressing plate, the pressing plate is connected to the side wall of the groove, connecting blocks are symmetrically connected to the left side and the right side of the bottom of the pressing plate, and a pressure spring is connected to the bottom of each connecting block.

Preferably, the side wall of the connecting plate is provided with a movable groove corresponding to the pressing plate and the connecting block respectively, and the movable groove is connected with the pressing plate and the connecting block in a sliding manner.

The utility model has the advantages that:

1. According to the utility model, the driving motor is started through the controller, so that the driving motor drives the driving bevel gear to rotate through the driving rod, under the condition that the driven bevel gear is connected to the side wall of the driving bevel gear in a meshed mode, the driving bevel gear drives the driven bevel gear to rotate through the driven rod, so that the driven bevel gear drives the driving gear to rotate through the driven rod, under the condition that the driven rack is connected to the side wall of the driving gear in a meshed mode, the driving gear drives the driven rack to slide left and right on the side wall of the limiting track, the magnetic attraction block is arranged in the limiting block, and under the condition that the magnetic attraction block is attracted with the attraction iron Dan Zhengfu at one end of the driven rack, the driven rack drives the limiting block to slide left and right on the end face of the filter screen to clean dirt on the filter screen, so that the air quality is improved, and the performance of the whole device is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an equivalent measurement structure of the present utility model;

FIG. 2 is a schematic diagram of the parsing structure of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of a cleaning apparatus according to the present utility model;

Fig. 4 is a schematic view of the quick-install configuration of the present utility model.

In the figure: 1. a dryer main body; 2. a base; 3. an air outlet pipe; 4. a filter chamber; 5. a cleaning device; 501. a limit rail; 502. a driven rack; 503. a drive gear; 504. a driven rod; 505. a driven bevel gear; 506. driving a bevel gear; 507. a driving rod; 508. a driving motor; 509. cleaning a brush; 510. a limiting block; 511. a limit groove; 512. a ball; 513. rolling grooves; 6. a connecting plate; 7. a filter screen; 8. a quick mounting structure; 801. a pressing plate; 802. a connecting block; 803. a pressure spring; 804. a movable groove; 9. a support block; 10. a protection box; 11. and an air inlet pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The application will be described in further detail with reference to figures 1-4,

The embodiment of the application discloses a nitrogen circulation spray dryer. Referring to fig. 1 and 4, a nitrogen gas circulation spray dryer includes a nitrogen gas circulation spray dryer including a dryer body 1; the bottom fixedly connected with base 2 of desiccator main part 1, be connected with protection box 10 on the terminal surface of desiccator main part 1, one side of protection box 10 is passed through intake pipe 11 and is connected on the lateral wall of desiccator main part 1, the opposite side of protection box 10 is passed through outlet duct 3 and is connected on the opposite side lateral wall of desiccator main part 1, be connected with filter chamber 4 on the inner chamber terminal surface of protection box 10 through supporting shoe 9, be connected with cleaning device 5 on the lateral wall about filter chamber 4, be connected with connecting plate 6 on the inner chamber lateral wall of filter chamber 4, the upper and lower both ends of connecting plate 6 are all connected with filter screen 7 through quick mounting structure 8.

Referring to fig. 1 and 3, a driving motor 508 is started by a controller, under the condition that one end of a driving rod 507 is connected with the driving motor 508, the center of a driving bevel gear 506 is connected with the driving rod 507 in a penetrating way, the driving motor 508 drives the driving bevel gear 506 to rotate through the driving rod 507, under the condition that a side wall of the driving bevel gear 506 is connected with a driven bevel gear 505 in a meshed way, the driving bevel gear 506 drives the driven bevel gear 505 to rotate, under the condition that a side wall of a driven rack 502 is connected with a driving gear 503 in a meshed way, the driven bevel gear 505 drives the driving gear 503 to rotate through the driven rod 504, under the condition that a side wall of the driving gear 503 is connected with a driven rack 502 in a meshed way, the driving gear 503 drives the driven rack 502 to slide left and right on the side wall of a limiting track 501, a magnet is arranged at one end of the driven rack 502, under the condition that a cleaning brush 509 is arranged on the side wall of an inner cavity of a filter cavity 4, the left end and right ends of the cleaning brush 509 are symmetrically connected with limiting blocks 510, the limiting blocks 510 are connected on the side wall of the inner cavity of the filter cavity 4, and the left end and right end of the cleaning brush 509 are provided with balls 512; a magnetic suction block is arranged in the limiting block 510, a suction iron Dan Zhengfu is arranged at one end of the magnetic suction block and one end of the driven rack 502 to suck, a limiting groove 511 is formed in the side wall of the inner cavity of the filter cavity 4 and corresponds to the limiting block 510, and under the condition that the limiting groove 511 is connected with the limiting block 510 in a sliding mode, the driven rack 502 drives the cleaning brush 509 to slide left and right on the end face of the filter screen 7 through the limiting block 510 to clean dirt on the filter screen 7, and a rolling groove 513 is formed in the end face of the connecting plate 6 and corresponds to the ball 512, so that the movement of the limiting block 510 is smoother;

Referring to fig. 4, a groove is formed on the end surface of the connecting plate 6 corresponding to the filter screen 7, under the condition that the quick installation structure 8 comprises a pressing plate 801, the pressing plate 801 is connected to the side wall of the groove, the pressing plate 801 is pressed down by hand, the left side and the right side of the bottom of the pressing plate 801 are symmetrically connected with a connecting block 802, the bottom of the connecting block 802 is connected with a pressure spring 803, movable grooves 804 are formed on the side wall of the connecting plate 6 corresponding to the pressing plate 801 and the connecting block 802 respectively, and under the condition that the movable grooves 804 are connected with the pressing plate 801 and the connecting block 802 in a sliding manner respectively, the connecting block 802 is pressed against the pressure spring 803, so that the pressing plate 801 is pressed in the movable grooves 804, and the connecting plate 6 is removed for replacement;

Working principle: firstly, a driving motor 508 is started through a controller, the driving motor 508 drives a driving bevel gear 506 to rotate through a driving rod 507, under the condition that a driven bevel gear 505 is meshed and connected to the side wall of the driving bevel gear 506, the driving bevel gear 506 drives the driven bevel gear 505 to rotate, so that the driven bevel gear 505 drives the driving gear 503 to rotate through a driven rod 504, under the condition that a driven rack 502 is meshed and connected to the side wall of the driving gear 503, the driving gear 503 drives the driven rack 502 to slide left and right on the side wall of a limiting track 501, a magnetic attraction block is arranged in a limiting block 510, and under the condition that a magnet Dan Zhengfu is arranged at one end of the driven rack 502, the driven rack 502 drives the limiting block 510 to slide left and right on the end surface of a filter screen 7 to clean dirt on the filter screen 7;

When the filter screen 7 is damaged and needs to be replaced, firstly, the pressing plate 801 is pressed by hands, the side wall of the connecting plate 6 is provided with the movable groove 804 corresponding to the pressing plate 801 and the connecting block 802 respectively, and under the condition that the movable groove 804 is connected with the pressing plate 801 and the connecting block 802 in a sliding mode, the connecting block 802 is pressed against the pressing spring 803, so that the pressing plate 801 is pressed in the movable groove 804, and then the connecting plate 6 is taken down for replacement.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A nitrogen gas circulation spray dryer, characterized in that: comprises a dryer body (1); the novel drying machine is characterized in that a base (2) is fixedly connected to the bottom of the drying machine main body (1), a protection box (10) is connected to the end face of the drying machine main body (1), one side of the protection box (10) is connected to the side wall of the drying machine main body (1) through an air inlet pipe (11), the other side of the protection box (10) is connected to the side wall of the other side of the drying machine main body (1) through an air outlet pipe (3), a filter cavity (4) is connected to the end face of an inner cavity of the protection box (10) through a supporting block (9), a cleaning device (5) is connected to the left side wall and the right side wall of the filter cavity (4), a connecting plate (6) is connected to the side wall of the inner cavity of the filter cavity (4), and filter screens (7) are connected to the upper end and the lower end of the connecting plate (6) through quick installation structures (8).

The cleaning device (5) comprises limit rails (501), wherein the limit rails (501) are provided with two groups, the limit rails (501) are respectively and symmetrically connected to the left side wall and the right side wall of the filter cavity (4), a driven rack (502) is connected to the side wall of the limit rails (501), a groove is correspondingly formed in the back surface of the driven rack (502) and the limit rails (501), the groove is connected with the limit rails (501) in a sliding mode, a driving gear (503) is connected to the side wall of the driven rack (502) in a meshed mode, a driven rod (504) is connected to the center of the driving gear (503) in a penetrating mode, and a driven bevel gear (505) is connected to the side wall of the lower end of the driven rod (504).

2. A nitrogen-circulating spray dryer as claimed in claim 1 wherein: the side wall of the driven bevel gear (505) is connected with a driving bevel gear (506) in a meshed mode, a driving rod (507) is connected to the center of the driving bevel gear (506) in a penetrating mode, one end of the driving rod (507) penetrates through the back face of the protection box (10), and one end of the driving rod (507) is connected with a driving motor (508).

3. A nitrogen-circulating spray dryer as claimed in claim 1 wherein: one end of driven rack (502) is provided with the magnet, be provided with cleaning brush (509) on the inner chamber lateral wall of filter chamber (4), both ends symmetry is connected with stopper (510) about cleaning brush (509), stopper (510) are connected on the inner chamber lateral wall of filter chamber (4), both ends all are provided with ball (512) about the bottom of cleaning brush (509).

4. A nitrogen-circulating spray dryer as claimed in claim 1 wherein: limiting grooves (511) are formed in the side wall of the inner cavity of the filter cavity (4) and correspond to the limiting blocks (510), the limiting grooves (511) are connected with the limiting blocks (510) in a sliding mode, rolling grooves (513) are formed in the end face of the connecting plate (6) and correspond to the balls (512), magnetic attraction blocks are arranged in the limiting blocks (510), and attraction irons Dan Zhengfu are arranged at one ends of the magnetic attraction blocks and the driven racks (502).

5. A nitrogen-circulating spray dryer as claimed in claim 1 wherein: the end face of the connecting plate (6) is provided with a groove corresponding to the filter screen (7), the quick mounting structure (8) comprises a pressing plate (801), and the pressing plate (801) is connected to the side wall of the groove.

6. A nitrogen-circulating spray dryer as claimed in claim 5 wherein: connecting blocks (802) are symmetrically connected to the left side and the right side of the bottom of the pressing plate (801), and pressure springs (803) are connected to the bottom of the connecting blocks (802).

7. A nitrogen-circulating spray dryer as claimed in claim 6 wherein: the side wall of the connecting plate (6) is provided with a movable groove (804) corresponding to the pressing plate (801) and the connecting block (802), and the movable groove (804) is connected with the pressing plate (801) and the connecting block (802) in a sliding mode.