CN219971270U - Angle-adjustable air suction cover - Google Patents

Abstract

The utility model relates to the field of suction hoods, in particular to an angle-adjustable suction hood, wherein a top ring is fixedly arranged at the upper end of a corrugated pipe, a bottom ring is fixedly arranged at the lower end of the corrugated pipe, two first side blocks are symmetrically arranged on the outer wall of the top ring, two second side blocks are symmetrically arranged on the outer wall of the bottom ring, the second side blocks are positioned below the first side blocks, a telescopic rod is fixedly arranged at the upper end of the second side blocks, when the sizes of hoppers are different, the height of the corrugated pipe needs to be temporarily adjusted, a lifter is started, the bottom ring can be enabled to move downwards or upwards, the corrugated pipe can be stretched or contracted at the moment, the height of the corrugated pipe can be temporarily adjusted, the functionality is high, and the limitation in use is low.

Description

Angle-adjustable air suction cover

Technical Field

The utility model relates to the field of air suction hoods, in particular to an angle-adjustable air suction hood.

Background

As is well known, in the process of feeding and discharging wheat, corn and other materials, a hopper is generally used for receiving the materials so as to prevent the materials from scattering, dust is generated when the materials fall into the hopper, and the more dust is generated when the speed of feeding the materials into the hopper is higher. At present, in order to remove dust, an air suction cover is usually arranged above a hopper to suck the dust, and the air suction cover is connected with a negative pressure source so as to obtain suction force.

The existing suction hood is single in structure, the length of the suction hood is inconvenient to adjust, and the dust collection effect of the suction hood can be affected when the sizes of the feed inlets are different, so that the suction hood is low in functionality.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an angle-adjustable air suction cover.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adjustable angle's cover that induced drafts, includes bellows, riser and hopper, the fixed top ring that sets up in upper end of bellows, the fixed bottom ring that sets up of lower extreme of bellows, the symmetry sets up two first side pieces on the outer wall of top ring, the symmetry sets up two second side pieces on the outer wall of bottom ring, the second side piece is located the below of first side piece, the fixed telescopic link that sets up in upper end of second side piece, the first side piece is connected on the top of telescopic link, the fixed first horizontal pole that sets up in inside of top ring, the fixed second horizontal pole that sets up in inside of bottom ring, the fixed riser that sets up in upper end of second horizontal pole, the first horizontal pole is connected to the output of riser.

In order to improve the functionality of the structure, the utility model is improved in that a positioning ring and an annular frame are arranged in the top ring, the positioning ring is fixed on the inner wall of the top ring, the annular frame is fixed on the positioning ring, a detachable structure is arranged between the annular frame and the positioning ring, and a filter plate is fixedly arranged on the annular frame.

In order to facilitate the disassembly of the annular frame, the utility model is improved in that a first annular groove and a second annular groove are arranged in the positioning ring, the first annular groove is positioned above the second annular groove, two openings are symmetrically arranged on the positioning ring, the size of the first annular groove is smaller than that of the second annular groove, two positioning blocks are fixedly arranged at the lower end of the annular frame, a magnetic attraction block is arranged at the lower end of the positioning block, the magnetic attraction block can slide in the second annular groove, and the positioning blocks can slide in the first annular groove.

In order to improve the practicability of the structure, the utility model is improved in that the positioning ring is made of stainless steel.

Further, the utility model is improved in that the upper end of the annular frame is provided with a handle.

Further, the utility model is improved in that the lifter adopts a lifting cylinder.

(III) beneficial effects

Compared with the prior art, the utility model provides the suction hood with the adjustable angle, which has the following beneficial effects:

when the sizes of the hoppers are different, the height of the corrugated pipe needs to be adjusted temporarily, the lifter is started, the bottom ring can move downwards or upwards, the corrugated pipe can be stretched or contracted at the moment, the height of the corrugated pipe can be adjusted temporarily, the functionality is high, and the limitation in use is low;

in this process, the telescopic link also can stretch out and draw back, through the telescopic link that is equipped with, can improve the bellows stability when adjusting, can further improve the practicality of this structure.

Drawings

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

FIG. 2 is a schematic diagram of the structure of the present utility model 2;

FIG. 3 is a schematic diagram of the structure of the present utility model, shown in FIG. 3;

FIG. 4 is a schematic view of the structure of the present utility model, shown in FIG. 4;

in the figure: 1. a top ring; 2. a bottom ring; 3. a bellows; 4. a telescopic rod; 5. a first side block; 6. a second side block; 7. a hopper; 8. a first cross bar; 9. a lifter; 10. a second cross bar; 11. a positioning ring; 12. an annular frame; 13. a filter plate; 14. a positioning block; 15. a magnetic suction block; 16. a first annular groove; 17. a second annular groove; 18. an opening.

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.

Referring to fig. 1-4, an angle-adjustable suction hood comprises a corrugated pipe 3, a lifter 9 and a hopper 7, wherein a top ring 1 is fixedly arranged at the upper end of the corrugated pipe 3, a bottom ring 2 is fixedly arranged at the lower end of the corrugated pipe 3, two first side blocks 5 are symmetrically arranged on the outer wall of the top ring 1, two second side blocks 6 are symmetrically arranged on the outer wall of the bottom ring 2, the second side blocks 6 are positioned below the first side blocks 5, a telescopic rod 4 is fixedly arranged at the upper end of the second side blocks 6, the top end of the telescopic rod 4 is connected with the first side blocks 5, a first cross rod 8 is fixedly arranged in the top ring 1, a second cross rod 10 is fixedly arranged in the bottom ring 2, the lifter 9 is fixedly arranged at the upper end of the second cross rod 10, and the output end of the lifter 9 is connected with the first cross rod 8.

In this process, telescopic link 4 also can stretch out and draw back, through telescopic link 4 that is equipped with, can improve bellows 3 stability when adjusting, can further improve the practicality of this structure.

In order to avoid large granule material to be sucked away, the inside of top ring 1 is equipped with holding ring 11 and ring frame 12, holding ring 11 is fixed on the inner wall of top ring 1, ring frame 12 is fixed on holding ring 11, just can dismantle the structure between ring frame 12 and the holding ring 11, be equipped with fixed filter plate 13 that sets up on the ring frame 12, through the filter plate 13 that is equipped with, can avoid large granule material to be sucked away, can improve the practicality of this structure.

When the filter plate 13 needs to be cleaned, the annular frame 12 needs to be disassembled at the moment, a first annular groove 16 and a second annular groove 17 are arranged in the positioning ring 11, the first annular groove 16 is positioned above the second annular groove 17, two openings 18 are symmetrically formed in the positioning ring 11, the size of the first annular groove 16 is smaller than that of the second annular groove 17, two positioning blocks 14 are fixedly arranged at the lower end of the annular frame 12, a magnetic suction block 15 is arranged at the lower end of the positioning block 14, the magnetic suction block 15 can slide in the second annular groove 17, the positioning block 14 can slide in the first annular groove 16, attractive force is arranged between the magnetic suction block 15 and the positioning ring 11, the annular frame 12 is rotated against the attractive force, the magnetic suction block 15 is positioned at the openings 18, then an upward force is provided for the annular frame 12, the magnetic suction block 15 can be pulled out at the openings 18, and accordingly the disassembly of the annular frame 12 can be realized.

In this structure, the material of holding ring 11 is stainless steel, the upper end of ring frame 12 is equipped with the handle, enables ring frame 12 to be convenient for take, riser 9 adopts the lift cylinder.

In this description, it should be noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an adjustable angle's cover that induced drafts, includes bellows (3), riser (9) and hopper (7), its characterized in that: the upper end of bellows (3) is fixed to be set up top ring (1), the lower extreme of bellows (3) is fixed to be set up bottom ring (2), symmetry sets up two first side pieces (5) on the outer wall of top ring (1), symmetry sets up two second side pieces (6) on the outer wall of bottom ring (2), second side piece (6) are located the below of first side piece (5), the upper end of second side piece (6) is fixed to be set up telescopic link (4), first side piece (5) are connected on the top of telescopic link (4), the inside of top ring (1) is fixed to be set up first horizontal pole (8), the inside of bottom ring (2) is fixed to be set up second horizontal pole (10), the upper end of second horizontal pole (10) is fixed to be set up riser (9), first horizontal pole (8) are connected to the output of riser (9).

2. An adjustable angle suction hood according to claim 1, wherein: the inside of top ring (1) is equipped with holding ring (11) and ring frame (12), holding ring (11) are fixed on the inner wall of top ring (1), ring frame (12) are fixed on holding ring (11), just be detachable construction between ring frame (12) and holding ring (11), be equipped with fixed filter plate (13) that sets up on ring frame (12).

3. An adjustable angle suction hood according to claim 2, wherein: the inside of holding ring (11) is equipped with first ring channel (16) and second ring channel (17), first ring channel (16) are located the top of second ring channel (17), the symmetry sets up two openings (18) on holding ring (11), the size of first ring channel (16) is less than second ring channel (17), the lower extreme of ring frame (12) is fixed to be set up two locating pieces (14), the lower extreme of locating piece (14) is equipped with magnetism and inhales piece (15), magnetism is inhaled piece (15) and can be in the inside slip of second ring channel (17), locating piece (14) can be in the inside slip of first ring channel (16).

4. An adjustable angle suction hood according to claim 3, wherein: the positioning ring (11) is made of stainless steel.

5. The adjustable angle suction hood of claim 4, wherein: the upper end of the annular frame (12) is provided with a handle.

6. An adjustable angle suction hood according to claim 5, wherein: the lifter (9) adopts a lifting cylinder.