CN220693816U - Wind speed regulator for grain depot ventilation - Google Patents

Abstract

The utility model discloses a wind speed regulator for grain depot ventilation, which comprises a base, wherein two groups of support rods are arranged in the base, two second springs are sleeved on the outer wall of each support rod, one ends of the two second springs are connected with second sleeves, the upper ends of the two second sleeves are connected with guide rods, one ends of the two guide rods are connected to a first sleeve, the first sleeve is sleeved on a damping rod, a first spring is sleeved on the outer wall of the damping rod, the upper end face of the first sleeve is connected with a fixing plate, the upper end face of the fixing plate is provided with a placing plate, the upper end face of the placing plate is provided with a centrifugal fan, one side of the centrifugal fan is provided with an air outlet, the upper end face of the air outlet is provided with a threaded rod, one end of the threaded rod is connected to an upper pressing plate, the bottom end of the air outlet is provided with an electric push rod, one end of the electric push rod is connected to a lower pressing plate, and the damping and buffering noise reduction can be realized on the centrifugal fan, and the wind speed is prevented from falling off due to overlarge wind speed caused by clamping and fixing.

Description

Wind speed regulator for grain depot ventilation

Technical Field

The utility model relates to the technical field of grain ventilation, in particular to a wind speed regulator for grain depot ventilation.

Background

Due to drought and less rain in northwest regions of China, grains are high in bin temperature and low in bin humidity in the bin storage process, heat accumulation at the top of the bin is serious in summer, moisture is easy to lose in the ventilation and cooling process, moisture at each part of a grain stack is different, the quality and quality of the grains are influenced for a long time, and economic loss is brought to grain storage units.

The prior patent with publication number of CN209749204U proposes a grain bin humidity regulator, which reduces the loss of moisture in the ventilation process of grains, balances the moisture of grain layers, ensures grain processing quality, can effectively reduce the temperature of the top of the grain bin and simultaneously ensure proper humidity in the grain bin in hot drying period in summer, creates proper storage environment for the grain bin, is beneficial to improving grain activity, maintaining grain food phase, stabilizing grain quality and increasing economic benefit, and although the regulator can ventilate grains, a centrifugal fan has a large amount of noise in use, not only generates abrasion to internal parts of the fan, but also can influence communication of staff, reduces the use of the centrifugal fan, reduces the service life of the fan, and aiming at the problems, we propose an air speed regulator for grain bin ventilation to improve and upgrade.

Disclosure of Invention

The utility model aims to provide a wind speed regulator for grain depot ventilation, which solves the problems in the background technology.

In order to solve the problems, the following technical scheme is provided:

the utility model provides a design wind speed regulator for grain depot ventilation, the on-line screen storage device comprises a base, the inside two sets of bracing pieces that are provided with of base, bracing piece outer wall cover is equipped with two second springs, two second spring one end all is connected with the second sleeve, two second sleeve upper end all is connected with the guide bar, two guide bar one end is connected on first sleeve, first sleeve cover is established on the damping rod and damping rod outer wall cover is equipped with first spring, first sleeve up end is connected with fixed plate and fixed plate up end is provided with places the board, it is provided with centrifugal fan to place the board up end, centrifugal fan one side is provided with air outlet and air outlet up end is provided with the threaded rod, threaded rod one end is connected on the top board, the air outlet bottom is provided with electric putter and electric putter one end is connected at the holding down plate.

Furthermore, the lower end face of the base is provided with universal wheels, the base is in rolling connection with the universal wheels, the upper end face of the base is provided with a fixing frame, and the rear side of the fixing frame is fixedly connected with a handle.

Further, place the board up end and be provided with mounting panel and mounting panel middle part and be provided with the motor, motor one end is connected inside centrifugal fan, centrifugal fan front side is provided with the heat dissipation groove, centrifugal fan is located heat dissipation groove one side and is provided with control panel.

Further, the second sleeve up end is provided with the fixed block and installs the connecting axle on the fixed block, the connecting axle rotates with the guide bar to be connected, the damping pole is installed on the bracing piece.

Further, the outer wall of the air outlet is provided with a cover plate, the cover plate is rotationally connected with the air outlet, and a connecting pipe is arranged inside the air outlet at one end of the centrifugal fan.

Further, the air outlet up end is provided with two gag levers, two the gag lever levers are connected with the limiting plate, the threaded rod up end is provided with the rotation hand wheel, threaded rod one end runs through in limiting plate and extension end rotation connection on the top board, top board and holding down plate outer wall all are provided with the screw thread form.

Compared with the prior art, the utility model has the beneficial effects that:

1. the device is internally provided with a supporting rod, a first sleeve, a second spring, a guide rod, a second sleeve, a fixing plate and a placing plate, and the centrifugal fan is extruded to the lower fixing plate through the placing plate. Make its fixed plate extrusion first telescopic joint's first spring, utilize two guide bars extrusion connecting axles of first sleeve outer wall simultaneously, then two connecting axles drive second sleeve extrusion second spring and cushion, carry out shock attenuation buffering to its centrifugal fan, avoid centrifugal fan noise to influence staff's communication scheduling problem greatly when high-speed rotation, be favorable to improving centrifugal fan's life, make an uproar falls to centrifugal fan.

2. The device is internally provided with the air outlet, the rotating hand wheel, the limiting plate, the limiting rod, the upper pressing plate, the electric push rod and the lower pressing plate, the upper pressing plate at one end of the threaded rod is driven by the rotating hand wheel to clamp the air bag, the electric push rod is driven by the lower pressing plate to squeeze the air bag, the threaded rod is stably rotated by the limiting plate and the limiting rod, the air bag can be stably clamped to avoid falling, the problem that the air bag is not fastened to cause falling due to the fact that the air bag is too high in air speed is avoided, the air bag is favorably clamped and fixed, and the grain is stably cooled, so that the device is simple in structure.

Specific embodiments of the utility model are disclosed in detail below with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not limited in scope thereby. The embodiments of the utility model include many variations, modifications and equivalents within the spirit and scope of the appended claims.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the whole structure of a wind speed regulator for grain depot ventilation of the utility model;

FIG. 2 is a schematic view of a right-hand partially sectioned structure of a wind speed regulator for grain depot ventilation according to the present utility model;

FIG. 3 is a schematic view of a shock absorbing structure of the present utility model;

FIG. 4 is a schematic view of the structure of FIG. 3 in partial enlarged form;

fig. 5 is a schematic diagram illustrating the disassembly of the vent structure according to the present utility model.

In the figure: 1. a base; 2. a grip; 3. a universal wheel; 4. a motor; 5. a centrifugal fan; 6. a heat sink; 7. a control panel; 8. a cover plate; 9. an air outlet; 10. rotating a hand wheel; 11. placing a plate; 12. a connecting pipe; 13. a support rod; 14. a second sleeve; 15. a fixing plate; 16. a second spring; 17. a guide rod; 18. a first sleeve; 19. a first spring; 20. a connecting shaft; 21. a threaded rod; 22. a limiting plate; 23. a limit rod; 24. an upper press plate; 25. an electric push rod; 26. and (5) a lower pressing plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, the wind speed regulator for grain depot ventilation provided by the embodiment comprises a base 1, two groups of support rods 13 are arranged inside the base 1, two second springs 16 are sleeved on the outer wall of each support rod 13, one end of each second spring 16 is connected with a second sleeve 14, the upper ends of the two second sleeves 14 are connected with guide rods 17, one end of each guide rod 17 is connected to a first sleeve 18, the first sleeves 18 are sleeved on damping rods, the outer wall of each damping rod is sleeved with a first spring 19, the upper end face of each first sleeve 18 is connected with a fixing plate 15, the upper end face of each fixing plate 15 is provided with a placing plate 11, the upper end face of each placing plate 11 is provided with a centrifugal fan 5, one side of each centrifugal fan 5 is provided with an air outlet 9, the upper end face of each air outlet 9 is provided with a threaded rod 21, one end of each threaded rod 21 is connected to an upper pressing plate 24, the bottom end of each air outlet 9 is provided with an electric push rod 25, and one end of each electric push rod 25 is connected to a lower pressing plate 26.

Preferably, the terminal surface is provided with universal wheel 3 under the base 1, and base 1 and universal wheel 3 roll connection, and base 1 up end is provided with mount and mount rear side fixedly connected with handle 2, is convenient for remove centrifugal fan 5, places board 11 up end and is provided with mounting panel and mounting panel middle part and is provided with motor 4, and motor 4 one end is connected inside centrifugal fan 5, and centrifugal fan 5 front side is provided with heat dissipation groove 6, is convenient for dispel the heat to centrifugal fan 5 inside, and centrifugal fan 5 is located heat dissipation groove 6 one side and is provided with control panel 7.

Preferably, the second sleeve 14 up end is provided with the fixed block and installs connecting axle 20 on the fixed block, connecting axle 20 and guide bar 17 rotate to be connected, the damping pole is installed on bracing piece 13, be convenient for cushion upper end centrifugal fan 5, the air outlet 9 outer wall is provided with apron 8, apron 8 and air outlet 9 rotate to be connected, be convenient for protect air outlet 9, prevent that the dust from getting into, centrifugal fan 5 one end is located air outlet 9 inside and is provided with connecting pipe 12, air outlet 9 up end is provided with two gag lever posts 23, two gag lever posts 23 are connected with limiting plate 22, threaded rod 21 up end is provided with rotates hand wheel 10, threaded rod 21 one end runs through in limiting plate 22 and extension end rotates to be connected on upper plate 24, upper plate 24 and holding down plate 26 outer wall all are provided with the heliciform, be convenient for stably drive upper plate 24 and remove.

The application principle and the application flow of the utility model are as follows: when the motor 4 drives the electric fan inside the centrifugal fan 5 to work, the centrifugal fan 5 then presses the lower fixing plate 15 through the placing plate 11. The fixing plate 15 is made to extrude the first spring 19 connected with the first sleeve 18, meanwhile, the two guide rods 17 on the outer wall of the first sleeve 18 are used for extruding the connecting shafts 20, then the two connecting shafts 20 drive the second sleeve 14 to extrude the second spring 16 for buffering, the centrifugal fan 5 is damped, the cover plate 8 is opened, then the air bag is placed on the connecting pipe 12 in the air outlet 9, then the hand wheel 10 is rotated to drive the upper pressing plate 24 at one end of the threaded rod 21 to clamp the air bag, meanwhile, the electric push rod 25 is driven to drive the lower pressing plate 26 to extrude the air bag, the limiting plate 22 and the limiting rod 23 are used for stably rotating the threaded rod 21, and the air bag can be stably clamped to avoid falling.

In the description of the present utility model above, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to specific circumstances.

Claims (6)

1. The utility model provides a grain depot is wind speed regulator for ventilation, its characterized in that, including base (1), base (1) inside is provided with two sets of bracing piece (13), bracing piece (13) outer wall cover is equipped with two second springs (16), two second springs (16) one end all is connected with second sleeve (14), two second sleeve (14) upper end all is connected with guide bar (17), two guide bar (17) one end is connected on first sleeve (18), first sleeve (18) cover is established on the damping pole and damping pole outer wall cover is equipped with first spring (19), first sleeve (18) up end is connected with fixed plate (15) and fixed plate (15) up end is provided with places board (11), place board (11) up end and be provided with centrifugal fan (5), centrifugal fan (5) one side is provided with air outlet (9) and air outlet (9) up end is provided with guide bar (21), threaded bar (21) one end is connected on last clamp plate (24), electric actuator (9) bottom (25) and push rod (25) are connected at clamp plate (25).

2. The air speed regulator for grain depot ventilation according to claim 1, wherein the lower end surface of the base (1) is provided with a universal wheel (3), the base (1) is in rolling connection with the universal wheel (3), and the upper end surface of the base (1) is provided with a fixing frame, and the rear side of the fixing frame is fixedly connected with a grip (2).

3. The air speed regulator for grain depot ventilation according to claim 1, wherein the upper end surface of the placing plate (11) is provided with a mounting plate, a motor (4) is arranged in the middle of the mounting plate, one end of the motor (4) is connected inside the centrifugal fan (5), a heat dissipation groove (6) is formed in the front side of the centrifugal fan (5), and a control panel (7) is arranged on one side of the centrifugal fan (5) located in the heat dissipation groove (6).

4. The wind speed regulator for grain depot ventilation according to claim 1, wherein the upper end surface of the second sleeve (14) is provided with a fixed block, a connecting shaft (20) is installed on the fixed block, the connecting shaft (20) is rotationally connected with a guide rod (17), and the damping rod is installed on the supporting rod (13).

5. The air speed regulator for grain depot ventilation according to claim 1, wherein a cover plate (8) is arranged on the outer wall of the air outlet (9), the cover plate (8) is rotationally connected with the air outlet (9), and a connecting pipe (12) is arranged at one end of the centrifugal fan (5) in the air outlet (9).

6. The air speed regulator for grain depot ventilation according to claim 1, wherein two limit rods (23) are arranged on the upper end face of the air outlet (9), two limit rods (23) are connected with limit plates (22), a rotating hand wheel (10) is arranged on the upper end face of the threaded rod (21), one end of the threaded rod (21) penetrates through the limit plates (22) and the extending end of the threaded rod is connected onto an upper pressing plate (24) in a rotating mode, and thread shapes are arranged on the outer walls of the upper pressing plate (24) and a lower pressing plate (26).