CN219415438U

CN219415438U - Discharging device and drying equipment

Info

Publication number: CN219415438U
Application number: CN202223194978.5U
Authority: CN
Inventors: 肖直; 喻坚; 刘辉; 罗才华
Original assignee: Hunan Honggong Intelligent Technology Co Ltd
Current assignee: Hunan Honggong Intelligent Technology Co Ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-07-25
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a discharging device, which relates to the field of discharging devices and comprises: the discharge port is arranged in a circular truncated cone shape; the cover body is movably arranged on the discharge hole, the shape of the cover body is matched with that of the discharge hole, and the cover body can cover the discharge hole; the discharging hole is provided with an air bag device, and the air bag device can seal a gap between the discharging hole and the cover body. The utility model also discloses drying equipment. The sealing effect of the discharging device after the discharging hole is closed is good.

Description

Discharging device and drying equipment

Technical Field

The utility model relates to the field of discharging devices, in particular to a discharging device and drying equipment.

Background

At present, the vacuum drying equipment generally adopts structures such as an electric or pneumatic ball valve and a screw rod jacking discharging device to control the opening and closing of a discharging hole, but the electric or pneumatic ball valve cannot work for a long time under the condition of more than 150 ℃, because the sealing material of the electric or pneumatic ball valve is extremely easy to age under the condition of overhigh temperature, and meanwhile, the sealing surface of the electric or pneumatic ball valve is often rubbed relatively, the sealing ring is easy to damage, so the sealing failure rate is relatively high, the service life is not long, the electric or pneumatic ball valve cannot meet the sealing effect requirement for the vacuum drying equipment with higher sealing requirement, if the water content of materials for vacuum drying has special requirements, the accumulated materials on the upper part of the ball valve cannot be conducted thermally, the quality is affected, and the stress of each position of the screw rod jacking discharging device in the screw rod jacking process cannot be uniform, gaps exist, and the air tightness is worse. In addition, vacuum drying equipment is after dry ejection of compact, and the dust very easily covers in sealing washer and discharge gate department, can influence sealed effect when equipment operates once more.

Disclosure of Invention

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a discharging device which has good sealing effect after a discharging hole is closed.

The utility model is realized by adopting the following technical scheme:

a discharge device, comprising: the discharge port is arranged in a circular truncated cone shape; the cover body is movably arranged on the discharge hole, the shape of the cover body is matched with that of the discharge hole, and the cover body can cover the discharge hole; the discharging hole is provided with an air bag device, and the air bag device can seal a gap between the discharging hole and the cover body.

Preferably, the airbag device includes an airbag seal ring and an air intake device, the air intake device is communicated with the airbag seal ring, and the air intake device is capable of introducing air into the airbag seal ring.

Preferably, the air bag sealing device further comprises a base, the discharge hole is formed in the base, the base comprises a first fixed layer and a second fixed layer, the first fixed layer and the second fixed layer are stacked and connected, the first fixed layer and the second fixed layer clamp the air bag sealing ring, and the air bag sealing ring is arranged around the edge of the discharge hole.

Preferably, a sealing ring is arranged between the first fixing layer and the second fixing layer, the diameter of the sealing ring is larger than that of the air bag sealing ring, and the air bag sealing ring is positioned in the sealing ring.

Preferably, the device further comprises a driving mechanism, wherein the driving mechanism comprises a rotating shaft and a swing arm, the swing arm is arranged on the rotating shaft, and the cover body is arranged on the swing arm; when the discharging hole is required to be closed, the rotating shaft rotates to drive the swing arm to swing towards the direction of the discharging hole until the cover body covers the discharging hole; when the discharging hole is required to be opened, the rotating shaft reversely rotates to drive the swing arm to swing towards the direction away from the discharging hole until the cover body is reset.

Preferably, the cover body comprises a plug and a flip, the plug is connected with the flip, the flip is connected with the swing arm, and a heat insulation layer is arranged between the plug and the flip.

Preferably, a cavity is provided in the cover.

Preferably, the top surface of the cover body is arranged in an arc-shaped convex manner.

Preferably, the device further comprises a purging device, wherein the purging device can purge materials remained on the surfaces of the cover body, the discharge hole and the air bag device.

Another object of the present utility model is to provide a drying apparatus.

A drying apparatus comprising a discharge device as described above.

Compared with the prior art, the utility model has the beneficial effects that: according to the discharging device, the air bag device is arranged, and the air bag device can seal the gap between the discharging hole and the cover body through compressed gas inflation, so that the sealing effect of the discharging hole after being closed is further improved. Because the device can have the error at the in-process of making, prior art can be unable to make the lid cover the discharge gate because of manufacturing error, and this application is through being round platform form setting with the discharge gate, the shape of lid with the shape matching of discharge gate, on the one hand, one side that is close to the lid of discharge gate is greater than one side that the lid is close to the discharge gate, so even there is the error lid also can cover the discharge gate, on the other hand, above-mentioned structure cooperates with the gasbag device, can seal the clearance between discharge gate and the lid well, sealed effect is better. The drying device of the utility model has the advantages because of adopting the discharging device of the utility model.

Drawings

FIG. 1 is a schematic diagram of a discharging device according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a schematic structural view of a drying apparatus according to an embodiment of the present utility model.

Fig. 4 is a partial cross-sectional view of a discharge device in an embodiment of the utility model.

Reference numerals: 1. a discharge port; 2. a cover body; 3. an air bag device; 4. an airbag seal ring; 5. an air intake device; 6. a base; 7. a first fixed layer; 8. a second fixed layer; 9. a seal ring; 10. a driving mechanism; 11. a rotating shaft; 12. swing arms; 13. a rotary cylinder; 14. a plug; 15. a flip cover; 16. a thermal insulation layer; 17. a cavity; 18. a purge device; 19. a cylinder; 20. a bearing; 21. a dust ring.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 2, a preferred embodiment of the discharging device of the present utility model comprises: the discharge port 1 is arranged in a circular truncated cone shape; the cover body 2 is movably arranged on the discharge port 1, the shape of the cover body 2 is matched with that of the discharge port 1, and the cover body 2 can cover the discharge port 1; wherein, be provided with gasbag device 3 on the discharge gate 1, gasbag device 3 can seal the clearance between discharge gate 1 and the lid 2. According to the discharging device, the air bag device 3 is arranged, and the air bag device 3 can seal the gap between the discharging hole 1 and the cover body 2 by introducing compressed gas for expansion, so that the sealing effect of the discharging hole 1 after being closed is further improved. Because the device can have the error at the in-process of making, prior art can be unable to make lid 2 cover discharge gate 1 because of manufacturing error, and this application is through being round platform form setting with discharge gate 1, the shape of lid 2 matches with the shape of discharge gate 1, on the one hand, one side that is close to lid 2 of discharge gate 1 is greater than one side that lid 2 is close to discharge gate 1, so even there is error lid 2 also can cover discharge gate 1 smoothly, on the other hand, above-mentioned structure cooperates with gasbag device 3, can seal the clearance between discharge gate 1 and the lid 2 well, sealed effect is better.

As a preferred embodiment of the discharge device according to the utility model, it may also have the following additional technical features:

referring to fig. 2, in this embodiment, the air bag device 3 includes an air bag sealing ring 4 and an air inlet device 5, the air inlet device 5 is communicated with the air bag sealing ring 4, the air inlet device 5 can introduce air into the air bag sealing ring 4, so that the air inlet device 5 can introduce air into the air bag sealing ring 4, volume expansion can occur after the air bag sealing ring 4 is introduced with air, and the air bag sealing ring 4 seals a gap between the discharge port 1 and the cover body 2 through expansion, thereby improving the sealing effect after the discharge port 1 is closed, and the stability is high.

Referring to fig. 1, in this embodiment, discharging device still includes base 6, discharge gate 1 sets up on base 6, base 6 includes first fixed layer 7 and second fixed layer 8, first fixed layer 7 and second fixed layer 8 pile up and connect, first fixed layer 7 and second fixed layer 8 centre gripping gasbag sealing ring 4, gasbag sealing ring 4 encircles the edge setting of discharge gate 1, the structure is simpler, the dismouting of gasbag sealing ring 4 is easy, when gasbag sealing ring 4 takes place to damage, can dismantle the connection of going to change gasbag sealing ring 4 through first fixed layer 7 and second fixed layer 8 to make discharging device's seal structure maintenance structure easier.

In this embodiment, be provided with sealing washer 9 between first fixed layer 7 and the second fixed layer 8, the diameter of sealing washer 9 is greater than the diameter of gasbag sealing ring 4, and gasbag sealing ring 4 is located sealing washer 9, and sealing washer 9 and gasbag sealing ring 4 form double containment structure, have further improved discharging device's sealed effect, and stability is better.

In the embodiment, the device further comprises a driving mechanism 10, wherein the driving mechanism 10 comprises a rotating shaft 11 and a swing arm 12, the swing arm 12 is arranged on the rotating shaft 11, and the cover body 2 is arranged on the swing arm 12; when the discharge port 1 needs to be closed, the rotating shaft 11 rotates to drive the swing arm 12 to swing towards the direction of the discharge port 1 until the cover body 2 covers the discharge port 1; when the discharge hole 1 needs to be opened, the rotating shaft 11 rotates reversely to drive the swing arm 12 to swing towards the direction away from the discharge hole 1 until the cover body 2 is reset.

Referring to fig. 3, in this embodiment, the driving mechanism 10 further includes a rotary cylinder 13, the rotary cylinder 13 can drive the rotary shaft 11 to rotate, and by controlling the rotation angle of the rotary cylinder 13, the rotary shaft 11 is driven to rotate, the swing arm 12 swings towards the direction of the discharge port 1 until the cover body 2 covers the discharge port 1, the air bag sealing ring 4 is introduced into the gap between the sealing cover body 2 and the discharge port 1 after gas expansion, and under the auxiliary pressing cover body 2 of the rotary cylinder 13, the discharge port 1 has a good sealing effect after being closed. In other embodiments, the rotation of the rotation shaft 11 may be driven by a motor, or may be driven by a suitable structure such as manual rotation, but not limited thereto.

Referring to fig. 1, in this embodiment, the cover 2 includes a plug 14 and a flip 15, the plug 14 is connected with the flip 15, the flip 15 is connected with the swing arm 12, a thermal insulation layer 16 is disposed between the plug 14 and the flip 15, when the internal temperature of the device is higher, the internal temperature of the device is transferred to the plug 14, and since the thermal insulation layer 16 can reduce the temperature of the plug 14 to be transferred to the flip 15, the temperature transfer to the driving mechanism 10 can be reduced, thereby reducing the influence of the temperature on the driving mechanism 10, so that the driving mechanism 10 is more durable and has more stable performance.

In this embodiment, the cavity 17 is provided in the cover 2, so that on one hand, by providing the cavity 17, the overall weight of the cover 2 can be reduced, thereby reducing the load of the driving mechanism 10, making the driving mechanism 10 more durable, and also saving the manufacturing material of the cover 2, on the other hand, the cavity 17 can perform a certain heat insulation function, thereby reducing the temperature transmitted to the driving mechanism 10, and further improving the durability of the driving mechanism 10.

In this embodiment, the top surface of lid 2 is circular-arc evagination setting, and at the in-process of unloading, the material can follow the circular-arc evagination top surface landing of lid 2, can prevent that the material from piling up on lid 2 to it is more thorough to make the unloading.

Referring to fig. 3, in this embodiment, the discharging device further includes a purging device 18, where the purging device 18 can purge the residual materials on the surfaces of the cover 2, the discharging port 1, and the air bag device 3, and the purging device 18 uses the external pressurized gas to purge the components such as the air bag sealing ring 4 and the cover 2, so as to ensure the cleanliness of the components, and prevent the sealing effect when the discharging port 1 is closed from being affected due to the accumulated materials in the components such as the air bag sealing ring 4 and the cover 2, and the reliability is stronger.

Referring to fig. 4, in this embodiment, two fixed cylinders 19 are disposed below the base 6, the rotating shaft 11 penetrates through the two cylinders 19, and bearings 20 and dust-proof rings 21 are disposed on each cylinder 19, so that the rotating shaft 11 can rotate more stably by adopting the above structure, dust can be prevented from entering the bearings 20 by the arrangement of the dust-proof rings 21, thereby ensuring that the rotating shaft 11 can operate normally and has better stability.

The above additional technical features can be freely combined and superimposed by a person skilled in the art without conflict.

The utility model also provides a drying device comprising the discharging device, so that the drying device can also improve the sealing effect when the discharging hole 1 is closed.

Drying equipment typically includes racks, drying cabinets, and the like, which are well known to those skilled in the art and are not described in further detail herein.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. A discharge device, comprising:

the discharging port (1) is arranged in a truncated cone shape; and

the cover body (2) is movably arranged on the discharge port (1), the shape of the cover body (2) is matched with that of the discharge port (1), and the cover body (2) can cover the discharge port (1);

the air bag device (3) is arranged on the discharge hole (1), and the air bag device (3) can seal a gap between the discharge hole (1) and the cover body (2).

2. Discharge device according to claim 1, characterized in that the airbag device (3) comprises an airbag sealing ring (4) and an air inlet device (5), the air inlet device (5) being in communication with the airbag sealing ring (4), the air inlet device (5) being capable of introducing air into the airbag sealing ring (4).

3. The discharging device according to claim 2, further comprising a base (6), wherein the discharging port (1) is arranged on the base (6), the base (6) comprises a first fixing layer (7) and a second fixing layer (8), the first fixing layer (7) and the second fixing layer (8) are stacked and connected, the first fixing layer (7) and the second fixing layer (8) clamp the air bag sealing ring (4), and the air bag sealing ring (4) is arranged around the edge of the discharging port (1).

4. A discharge device according to claim 3, characterized in that a sealing ring (9) is arranged between the first fixing layer (7) and the second fixing layer (8), the diameter of the sealing ring (9) is larger than the diameter of the air bag sealing ring (4), and the air bag sealing ring (4) is located in the sealing ring (9).

5. The discharging device according to claim 1, further comprising a driving mechanism (10), the driving mechanism (10) comprising a rotating shaft (11) and a swing arm (12), the swing arm (12) being disposed on the rotating shaft (11), the cover (2) being disposed on the swing arm (12);

when the discharging hole (1) needs to be closed, the rotating shaft (11) rotates to drive the swing arm (12) to swing towards the direction of the discharging hole (1) until the cover body (2) covers the discharging hole (1);

when the discharging hole (1) needs to be opened, the rotating shaft (11) rotates reversely to drive the swing arm (12) to swing towards the direction away from the discharging hole (1) until the cover body (2) is reset.

6. The discharging device according to claim 5, wherein the cover body (2) comprises a plug (14) and a flip (15), the plug (14) is connected with the flip (15), the flip (15) is connected with the swing arm (12), and a heat insulation layer (16) is arranged between the plug (14) and the flip (15).

7. The tapping device according to claim 5, characterized in that the cover (2) is internally provided with a cavity (17).

8. The discharging device according to claim 1, wherein the top surface of the cover body (2) is arranged in an arc-shaped convex manner.

9. The discharge device according to claim 1, further comprising a purging device (18), wherein the purging device (18) is capable of purging material remaining on the surfaces of the cover (2), the discharge port (1) and the airbag device (3).

10. Drying apparatus comprising a discharge device according to any one of claims 1-9.