Ventilation device for pig shed

Abstract

The utility model discloses a pig shed ventilation device which comprises a fan, one side of the fan is communicated with an air outlet pipe, the other side of the fan is communicated with an air inlet pipe, one end face of the air inlet pipe is fixedly communicated with a filter box, and one end face, away from the air inlet pipe, of the filter box is communicated with a connecting box. When air inflow needs to be increased, the rack is driven by the electric telescopic rod to move, so that the gear is driven to rotate, the shaft rod is driven to rotate, the fence plates are further driven to rotate, gaps between the fence plates are enlarged, the air inflow of the connecting box is increased, and the air inflow of the connecting box is increased. Meanwhile, the fiber filter screen and the activated carbon screen are inserted into the filter box in a sliding manner, so that the filter box can be conveniently cleaned, the blocking condition is reduced, the filtering effect is improved, meanwhile, the air inlet effect is guaranteed, by arranging the structure, the inclination angle of the fence is conveniently adjusted, meanwhile, the filter screen is conveniently robbed, and the air inlet amount is increased.

Description

TECHNICAL FIELD

[0001] The utility model belongs to pig shed ventilation technical field, especially, relate to a pig shed ventilation device. BACKGROUND

[0002] Pig shed ventilation is an important link of pig house environment control, and it has a vital role to the health and growth of pigs, and ventilation helps to adjust the temperature and humidity in the pig shed, and in summer, ventilation can discharge hot air in the pig house, reduce temperature and relieve heat stress.

[0003] The end surface of the existing air inlet pipe is generally provided with an inclined downward fence, which plays a role of dustproof and rainproof, and because the inclination angle is fixed, especially in summer, when the air inlet amount needs to be increased, the effect of air inlet needs to be ensured, and the angle of the fence needs to be adjusted, therefore, the utility model provides a ventilation device capable of adjusting the inclination angle of the fence to increase the air inlet amount, so as to solve the problem of the prior art. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a pig shed ventilation device, which has the advantages of convenient adjustment of the inclination angle of the fence and increase of the air inlet amount, so as to solve the problem in the above background.

[0005] The utility model solves the above technical problem by the following technical scheme: a pig shed ventilation device, comprising a fan, one side of the fan is communicated with an air outlet pipe, the other side of the fan is communicated with an air inlet pipe, one end surface of the air inlet pipe is fixedly communicated with a filter box, the end surface of the filter box away from the air inlet pipe is communicated with a connecting box, the top of the connecting box is fixedly connected with an electric telescopic rod through a supporting plate, the telescopic end of the electric telescopic rod is fixedly connected with a rack, the rack is slidably arranged between the connecting box, the surface of the rack is engaged with a gear, the shaft center of the gear is fixedly connected with a shaft rod, the shaft rod is rotatably connected with the connecting box through a bearing, the surface of the shaft rod is fixedly connected with a fence plate, the inner cavity of the filter box is sequentially slidably inserted with a fiber filter screen and an activated carbon screen from left to right.

[0006] Preferably, the top of the filter box is provided with a slot corresponding to the fiber filter screen and the activated carbon screen, and the inner cavity of the filter box is provided with a limiting groove for limiting the sliding of the fiber filter screen and the activated carbon screen.

[0007] Preferably, the top of the fiber filter screen and the activated carbon screen is fixedly connected with a lifting plate, the surface of the lifting plate is sleeved with a rubber ring, and the surface of the rubber ring is tightly combined with the inner surface of the slot.

[0008] Preferably, the surface of the connecting box is provided with a guide groove, the inner surface of the guide groove is slidably connected with a guide block, and the guide block is fixedly connected with the rack.

[0009] Preferably, the number of the fence plates is multiple, and the initial positions of the multiple fence plates are designed to be inclined downward.

[0010] The utility model discloses the beneficial effect is:

[0011] 1, the utility model discloses when needing to increase the air intake, through electric telescopic link drive rack moves to drive gear to rotate to drive axle to rotate to drive fence plate to rotate to make the clearance between fence plate bigger, improve the air intake of connection box, and the fiber filter screen, active carbon screen sliding insertion in the inside of filter box can conveniently clean it, reduce the situation of jam, thereby improve the filtering effect, also guarantee the air intake effect, through setting above structure, the adjustment fence inclination angle of convenient also facilitated the robbery of filter screen, thereby increasing the air intake;

[0012] 2, the utility model discloses through setting the slot, can conveniently insert between fiber filter screen, active carbon screen and filter box, and the limiting slot can limit fiber filter screen, active carbon screen;

[0013] 3, the utility model discloses through setting rubber ring, can be tightly attached between the slot and the pull -out board between;

[0014] 4, the utility model discloses through setting the guiding block and sliding connection in the inner surface of guide groove, can guide the up and down movement of rack. BRIEF DESCRIPTION OF DRAWINGS

[0015] Among them:

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

[0017] Figure 2 It is the local enlarged view of point A of the utility model;

[0018] Figure 3 It is the schematic diagram of the structure of filter box of the utility model;

[0019] Figure 4 It is the schematic diagram of another visual angle structure of the structure of the utility model.

[0020] In the drawings, the component list represented by each sign is as follows:

[0021] 1, fan, 2, filter box, 3, connection box, 4, support plate, 5, electric telescopic link, 6, rack, 7, gear, 8, axle, 9, fence plate, 10, fiber filter screen, 11, active carbon screen, 12, pull -out board, 13, slot, 14, limiting slot, 15, rubber ring, 16, guide groove, 17, guiding block. DETAILED DESCRIPTION

[0022] Hereinafter, the embodiment of the pig house ventilation device of the utility model will be described with reference to the drawings.

[0023] Embodiment one:

[0024] Figure 1 -4 shows a pig house ventilation device of an embodiment of the utility model, including fan 1, one side of fan 1 is communicated with air outlet pipe, the other side of fan 1 is communicated with air inlet pipe, the end surface of air inlet pipe is fixedly communicated with filter box 2, the end surface of filter box 2 away from air inlet pipe is communicated with connecting box 3, the top of connecting box 3 is fixedly connected with electric telescopic rod 5 through support plate 4, the telescopic end of electric telescopic rod 5 is fixedly connected with rack 6, rack 6 is slidably arranged between connecting box 3, the surface of rack 6 is engaged with gear 7, the axial center of gear 7 is fixedly connected with shaft 8, shaft 8 is rotatably connected with connecting box 3 through bearing, the surface of shaft 8 is fixedly connected with fence plate 9, the inner cavity of filter box 2 is slidably inserted with fiber filter screen 10 and activated carbon screen 11 from left to right, the top of filter box 2 is provided with insertion slot 13 corresponding to fiber filter screen 10 and activated carbon screen 11, the inner cavity of filter box 2 is provided with limiting groove 14 limiting fiber filter screen 10 and activated carbon screen 11, the top of fiber filter screen 10 and activated carbon screen 11 is fixedly connected with pull plate 12, by setting insertion slot 13, the insertion between fiber filter screen 10, activated carbon screen 11 and filter box 2 can be facilitated, and limiting groove 14 can limit fiber filter screen 10 and activated carbon screen 11, the surface of pull plate 12 is sleeved with rubber ring 15, the surface of rubber ring 15 is closely combined with the inner surface of insertion slot 13, by setting rubber ring 15, the close combination between insertion slot 13 and pull plate 12 can be realized, rack 6 is moved by electric telescopic rod 5, thereby gear 7 is rotated, thereby shaft 8 is rotated, and then fence plate 9 is rotated, so that the gap between fence plate 9 is enlarged, the air inlet capacity of connecting box 3 is improved, fiber filter screen 10 and activated carbon screen 11 are slidably inserted in the inside of filter box 2, which can facilitate cleaning and reduce the blocking condition, thereby improving the filtering effect and ensuring the air inlet effect, by setting the above structure, adjusting the fence inclination angle is facilitated, and the filter screen is also facilitated, thereby increasing the air inlet capacity.

[0025] Embodiment two:

[0026] Figure 1-4 shows a pig shed ventilation device of an embodiment of the utility model, including fan 1, one side of fan 1 is communicated with air outlet pipe, the other side of fan 1 is communicated with air inlet pipe, the one end surface of air inlet pipe is fixedly communicated with filter box 2, the one end surface of filter box 2 away from air inlet pipe is communicated with connecting box 3, the top of connecting box 3 is fixedly connected with electric telescopic rod 5 through support plate 4, the telescopic end of electric telescopic rod 5 is fixedly connected with rack 6, the surface of connecting box 3 is provided with guide slot 16, the inner surface of guide slot 16 is slidably connected with guide block 17, and guide block 17 is fixedly connected between rack 6, by setting the inner surface of guide block 17 in guide slot 16 slidingly connected, the up-and-down movement of rack 6 can be guided, rack 6 is slidably arranged between connecting box 3, the surface of rack 6 is engaged with gear 7, the shaft center of gear 7 is fixedly connected with shaft 8, and shaft 8 is rotatably connected between connecting box 3, the surface of shaft 8 is fixedly connected with fence plate 9, the number of fence plate 9 is multiple, the initial position of multiple fence plate 9 is designed to be inclined downward, and the inner cavity of filter box 2 is slidably inserted with fiber filter screen 10 and activated carbon screen 11 from left to right.

[0027] Working principle: when the utility model is used, when the air intake needs to be increased, rack 6 is moved by electric telescopic rod 5, and the up-and-down movement of rack 6 can be guided by the inner surface sliding connection of guide block 17 in guide slot 16, so as to drive gear 7 to rotate, the rotation of gear 7 drives shaft 8 to rotate, and then drives fence plate 9 to rotate, so that the gap between fence plate 9 becomes larger, the air intake of connecting box 3 is improved, and fiber filter screen 10 and activated carbon screen 11 are slidably inserted in the inside of filter box 2, when cleaning is needed, only fiber filter screen 10 and activated carbon screen 11 need to be lifted, so that they can be cleaned conveniently, the blocking condition is reduced, the filtering effect is improved, and the air intake effect is also guaranteed.

Claims

1. A pigsty ventilation device, comprising a fan (1), one side of the fan (1) being communicated with an air outlet pipe, the other side of the fan (1) being communicated with an air inlet pipe, characterized in that, One end surface of the air inlet pipe is fixedly connected with a filter box (2), the filter box (2) is connected with a connecting box (3) away from the one end surface of the air inlet pipe, the top of the connecting box (3) is fixedly connected with an electric telescopic rod (5) through a supporting plate (4), the telescopic end of the electric telescopic rod (5) is fixedly connected with a rack (6), the rack (6) is slidably arranged between the connecting box (3), the surface of the rack (6) is engaged with a gear (7), the shaft center of the gear (7) is fixedly connected with a shaft rod (8), the shaft rod (8) is rotatably connected with the connecting box (3) through a bearing, the surface of the shaft rod (8) is fixedly connected with a fence plate (9), the inner cavity of the filter box (2) is slidably inserted with a fiber filter screen (10) and an activated carbon screen (11) from left to right.

2. A pig house ventilator according to claim 1, characterized in that The top of the filter box (2) is provided with a corresponding slot (13) of the fiber filter screen (10) and the activated carbon screen (11), and the inner cavity of the filter box (2) is provided with a limiting groove (14) for limiting the sliding of the fiber filter screen (10) and the activated carbon screen (11).

3. A pig house ventilator according to claim 2, characterized in that The top of the fiber filter screen (10) and the activated carbon screen (11) is fixedly connected with a pull plate (12), the surface of the pull plate (12) is sleeved with a rubber ring (15), and the surface of the rubber ring (15) is tightly combined with the inner surface of the slot (13).

4. The pig house ventilator according to claim 1, wherein, The surface of the connecting box (3) is provided with a guide groove (16), the inner surface of the guide groove (16) is slidably connected with a guide block (17), and the guide block (17) is fixedly connected with the rack (6).

5. The pig house ventilator according to claim 1, wherein, The number of the fence plate (9) is multiple, and the initial positions of the multiple fence plates (9) are designed to be inclined downward.

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