CN220582614U

CN220582614U - Pressure-resistant exhaust device

Info

Publication number: CN220582614U
Application number: CN202322098825.9U
Authority: CN
Inventors: 张腾
Original assignee: Ankangtai Yantai Life Sciences Research Institute Co ltd
Current assignee: Ankangtai Yantai Life Sciences Research Institute Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-03-12
Anticipated expiration: 2033-08-07

Abstract

The utility model belongs to the technical field of exhaust devices, and particularly relates to a pressure-resistant exhaust device, which comprises an exhaust chamber, wherein a fixed lug is fixedly connected to the exhaust chamber, a bolt is movably connected to the fixed lug, an air inlet pipe is sleeved in the exhaust chamber in a sliding manner, a partition plate is fixedly connected to the exhaust chamber, a vent hole is formed in the partition plate, an exhaust fan is arranged on the exhaust chamber, a plugboard is connected to the partition plate in a sliding manner, the plugboard is in sliding connection with the air inlet pipe, an end plate is fixedly sleeved on the outer side of the plugboard, and a first spring is arranged on the outer side of the plugboard. The utility model can improve the pressure uniformity of the exhaust device by the cooperation of the structures such as the exhaust fan, the vent hole, the partition board and the like so as to ensure the pressure-resistant effect of the exhaust device, and can limit the air inlet pipe in an inserting way under the action of the structures such as the inserting plate, the spring and the like, thereby being convenient for operators to install and use rapidly.

Description

Pressure-resistant exhaust device

Technical Field

The utility model relates to the technical field of exhaust devices, in particular to a pressure-resistant exhaust device.

Background

As is well known, the exhaust device is a common air inlet and outlet device, and is widely applied to various buildings to achieve a good air exchange effect and further ensure indoor air quality.

The utility model patent with the publication number of CN201327145Y discloses a high-altitude air intake and exhaust pressure equalizing device, which comprises a ventilating chamber and a partition board with a vent, wherein the partition board divides the ventilating chamber into an air intake chamber and an exhaust chamber, and the air intake chamber is communicated with the exhaust chamber through a vent hole on the partition board; the air inlet chamber is provided with an air inlet, the air outlet chamber is provided with an air outlet, an air inlet shutter is arranged at the air inlet, and an air outlet shutter is arranged at the air outlet; the patent is a pressure balancing device composed of an air inlet chamber, an exhaust chamber, a baffle plate, an air inlet shutter, an air outlet shutter and the like. The air inlet and exhaust louver is arranged at the same direction, so that the influence of outdoor air pressure and air direction is offset by the communicated air inlet chamber and air exhaust chamber, the influence of high-altitude outdoor air pressure and air direction on air inlet and exhaust is effectively eliminated, and meanwhile, due to the pressure head effect of the ventilation mechanism, the air pressure is not required to be considered, and the operation pressure and energy consumption of equipment are reduced.

However, the existing pressure-resistant exhaust device has certain disadvantages: the current withstand voltage exhaust device adopts the air intake to cooperate the air-supply line to carry out the water conservancy diversion to the air and handles, because current air-supply line is mostly bolt and carries out fixed mounting, and the assembly of bolt needs cooperation professional assembly tool, is obviously inconvenient for the installation of operation personnel and uses, and the air-supply line is mostly simple direct setting, and this just leads to impurity such as dust in the air to be attached to on the flabellum of exhaust fan, can cause the exhaust effect of exhaust fan in the past for a long time poor.

Disclosure of Invention

The utility model aims to provide a pressure-resistant exhaust device, which solves the problems that the existing pressure-resistant exhaust device mainly adopts an air inlet to be matched with an air inlet pipe to conduct diversion treatment on air, the existing air inlet pipe is mainly fixedly installed by bolts, the bolts are assembled by matching with special assembly tools, the installation and the use of operators are obviously inconvenient, and the air inlet pipe is mainly simply and directly arranged, so that impurities such as dust in the air can be attached to blades of an exhaust fan, and the exhaust effect of the exhaust fan is poor in the past.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a withstand voltage exhaust device, includes the exhaust chamber, fixedly connected with fixed ear on the exhaust chamber, swing joint has the bolt in the fixed ear, the indoor air-supply line that has slided and has cup jointed of exhaust, the indoor fixedly connected with baffle of airing exhaust, the ventilation hole has been seted up in the baffle, be provided with the exhaust fan on the exhaust chamber, the sliding connection has the picture peg in the baffle, picture peg and air-supply line sliding connection, the outside of picture peg is fixed to be cup jointed the end plate, the outside of picture peg is provided with spring one, fixedly connected with end plate on the picture peg, be provided with filtering mechanism on the air-supply line.

Preferably, one end of the first spring is welded with the end plate, the other end of the first spring is welded with the partition plate, and the end plate can be connected for use through the arrangement of the first spring.

Preferably, the filter mechanism includes fixed disk, filter screen, installation pole, motor, connecting cylinder, slider, spring two, dwang and doctor-bar, fixedly connected with fixed disk in the air-supply line, fixedly connected with filter screen in the fixed disk, fixedly connected with installation pole in the air-supply line, fixedly mounted has the motor on the installation pole, the output shaft and the fixed disk sliding connection of motor, the connecting cylinder has been cup jointed in the output shaft outside sliding of motor, fixedly connected with slider in the connecting cylinder, slider and the output shaft sliding connection of motor, fixedly connected with dwang on the connecting cylinder, the dwang rotates with the air-supply line to be connected, fixedly connected with doctor-bar on the dwang, through the setting of filter screen, can filter the impurity such as dust in the air, avoid the accumulational problem of flabellum on the exhaust fan, start motor drive output shaft rotates to drive the slider, and then drive the connecting cylinder and rotate, the connecting cylinder atress drives along filter screen surface sliding, clear up the impurity that adheres to on the filter screen, and when just promote the removal, can drive the wiper-bar and slide, the effect that the spring two is guaranteed to be strained down in order to push away from deformation of the filter screen.

Preferably, the filter screen is provided with a plurality of, and a plurality of the filter screen is annular array arrangement on the fixed disk, through the setting of filter screen, can filter impurity such as dust in the air.

Preferably, a second spring is welded on the sliding block, the other end of the second spring is welded with an output shaft of the motor, and the sliding block can be connected for use through the arrangement of the second spring.

Preferably, the scraping blade is in contact with the filter screen, the scraping blade is in contact with the fixed disk, and impurities attached to the filter screen can be cleaned through the arrangement of the scraping blade.

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

1. the utility model can improve the pressure uniformity of the exhaust device by the cooperation of the structures such as the exhaust fan, the vent hole, the partition board and the like so as to ensure the pressure-resistant effect of the exhaust device, and can limit the air inlet pipe in an inserting way under the action of the structures such as the inserting plate, the spring and the like, thereby being convenient for operators to install and use rapidly.

2. According to the utility model, through the arrangement of the filter screen, impurities such as dust flowing in the air inlet pipe can be filtered, the problem of poor air exhaust effect caused by accumulation of dust on fan blades of the exhaust fan is avoided, and under the action of the motor, the rotating rod, the scraping blade and other structures, the impurities attached to the filter screen can be cleaned, so that the blocking problem of the filter screen is avoided.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a partial front cross-sectional view of FIG. 1 of the present utility model;

FIG. 3 is an enlarged view of the filter mechanism of FIG. 2 in accordance with the present utility model;

fig. 4 is an enlarged view of fig. 3 a in accordance with the present utility model.

In the figure: 1. an exhaust chamber; 2. a fixed ear; 3. a bolt; 4. an air inlet pipe; 5. a partition plate; 6. a vent hole; 7. an exhaust fan; 8. inserting plate; 9. an end plate; 10. a first spring; 11. an end plate; 12. a filtering mechanism; 121. a fixed plate; 122. a filter screen; 123. a mounting rod; 124. a motor; 125. a connecting cylinder; 126. a slide block; 127. a second spring; 128. a rotating lever; 129. and (5) scraping the blade.

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 and 2, a pressure-resistant exhaust device comprises an exhaust chamber 1, a fixing lug 2 is fixedly connected to the exhaust chamber 1, a bolt 3 is movably connected to the fixing lug 2, an air inlet pipe 4 is sleeved in the exhaust chamber 1 in a sliding manner, a partition 5 is fixedly connected to the exhaust chamber 1, a vent hole 6 is formed in the partition 5, an exhaust fan 7 is arranged on the exhaust chamber 1, a plugboard 8 is connected in the partition 5 in a sliding manner, the plugboard 8 is in sliding connection with the air inlet pipe 4, an end plate 9 is fixedly sleeved on the outer side of the plugboard 8, a first spring 10 is arranged on the outer side of the plugboard 8, one end of the first spring 10 is welded with the end plate 9, the other end of the first spring 10 is welded with the partition 5, the end plate 10 is connected with the end plate 8 in a sliding manner, the end plate 8 is connected to the plugboard 8 in a manner through the arrangement of the first spring, the end plate 11 is moved away from the partition 5 so as to drive the plugboard 8 to move, the end plate 9 is further driven to move, the end plate 10 is forced to deform, then the air inlet pipe 4 is pushed into the exhaust chamber 1, the end plate 11 is loosened, the first spring 10 is restored to push the first spring 10 to be inserted into the air inlet pipe 4, one end plate 4 is pushed to be deformed, one end plate 4 is pushed to be convenient to be pushed to the air in a direction of the air inlet pipe 6, the air inlet pipe 4 is pressed, the pressure-resistant performance of the exhaust device is convenient to be matched with the air-resistant vent device, and the pressure-resistant performance of a pressure-resistant device is ensured, and the pressure-resistant device is convenient to be mounted, and the pressure-resistant device is used.

Referring to fig. 1, 2, 3 and 4, a filtering mechanism 12 is disposed on an air inlet pipe 4, the filtering mechanism 12 includes a fixed disk 121, a filter screen 122, a mounting rod 123, a motor 124, a connecting cylinder 125, a slide block 126, a spring two 127, a rotating rod 128 and a scraping blade 129, the fixed disk 121 is fixedly connected in the air inlet pipe 4, the filter screen 122 is fixedly connected in the fixed disk 121, the filter screen 122 is provided with a plurality of filter screens 122 which are distributed in an annular array on the fixed disk 121, the filter screen 122 is disposed, impurities such as dust in the air can be filtered, the mounting rod 123 is fixedly connected in the air inlet pipe 4, the motor 124 is fixedly mounted on the mounting rod 123, an output shaft of the motor 124 is slidably connected with the fixed disk 121, the connecting cylinder 125 is slidably sleeved on the outer side of the output shaft of the motor 124, the slide block 126 is fixedly connected in the connecting cylinder 125, the slide block 126 is slidably connected with the output shaft of the motor 124, the second spring 127 is welded on the sliding block 126, the other end of the second spring 127 is welded with the output shaft of the motor 124, the sliding block 126 can be connected for use through the arrangement of the second spring 127, the connecting cylinder 125 is fixedly connected with the rotating rod 128, the rotating rod 128 is rotationally connected with the air inlet pipe 4, the rotating rod 128 is fixedly connected with the scraping blade 129, the scraping blade 129 is contacted with the filter screen 122, the scraping blade 129 is contacted with the fixed disk 121, impurities attached to the filter screen 122 can be cleaned through the arrangement of the scraping blade 129, dust and other impurities in the air can be filtered through the arrangement of the filter screen 122, the problem of dust accumulation of fan blades on the exhaust fan 7 is avoided, the motor 124 is started to drive the output shaft to rotate so as to drive the sliding block 126 to drive the connecting cylinder 125 to rotate, the connecting cylinder 125 is forced to drive the rotating rod 128 to rotate and drive the scraping blade 129 to slide along the surface of the filter screen 122, the problem of blockage of the filter screen 122 is avoided, when the scraping blade 129 is forced to move, the connecting cylinder 125 can be pushed to drive the sliding block 126 to slide, the second spring 127 is forced to deform, and the scraping blade 129 can be pushed to be always contacted with the filter screen 122 under the deformation action of the second spring 127, so that the cleaning effect of the scraping blade 129 is ensured.

The specific implementation process of the utility model is as follows: when the pressure-resistant exhaust device is required to be used, the end disc 11 can be pulled to move in a direction away from the partition plate 5 so as to drive the plugboard 8 to move and further drive the end plate 9 to move, the first spring 10 is stressed and deformed, then the air inlet pipe 4 is pushed to be inserted into the exhaust chamber 1, the end disc 11 is loosened so that the first spring 10 is recovered to be deformed, the plugboard 8 is pushed to be inserted into the air inlet pipe 4, the air inlet pipe 4 is subjected to splicing limiting, the rapid installation and use of operators are facilitated, under the matched use of structures such as the exhaust fan 7, the ventilation hole 6 and the like, the pressure-resistant effect of the exhaust device can be improved so as to ensure the pressure resistance of the exhaust device, and details are disclosed in the patent with publication number CN201327145Y, and are not repeated herein;

through the setting of filter screen 122, can filter the impurity such as dust in the air, avoid fan blade dust accumulational problem on the exhaust fan 7, starter motor 124 drive output shaft rotates, so as to drive slider 126 and rotate, and then drive connecting cylinder 125 and rotate, connecting cylinder 125 atress drives dwang 128 and rotates, and drive doctor-bar 129 and follow filter screen 122 surface slip, clear up the impurity of attaching on the filter screen 122, avoid filter screen 122's jam problem, and doctor-bar 129 atress removes the time, can promote connecting cylinder 125 and drive slider 126 and slide, spring two 127 atress deformation, under the deformation effect of spring two 127, can promote doctor-bar 129 and filter screen 122 contact all the time, in order to guarantee the cleaning performance of doctor-bar 129.

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

1. The pressure-resistant exhaust device comprises an exhaust chamber (1), and is characterized in that: fixedly connected with fixed ear (2) on exhaust chamber (1), swing joint has bolt (3) in fixed ear (2), interior air-supply line (4) have been cup jointed in exhaust chamber (1), fixedly connected with baffle (5) in exhaust chamber (1), vent hole (6) have been seted up in baffle (5), be provided with exhaust fan (7) on exhaust chamber (1), interior sliding connection has picture peg (8) in baffle (5), picture peg (8) and air-supply line (4) sliding connection, end plate (9) have been cup jointed in the outside of picture peg (8), the outside of picture peg (8) is provided with spring one (10), fixedly connected with end plate (11) on picture peg (8), be provided with filtering mechanism (12) on air-supply line (4).

2. A pressure-resistant exhaust apparatus as claimed in claim 1, wherein: one end of the first spring (10) is welded with the end plate (9), and the other end of the first spring (10) is welded with the partition plate (5).

3. A pressure-resistant exhaust apparatus as claimed in claim 1, wherein: the utility model provides a filter mechanism (12) is including fixed disk (121), filter screen (122), installation pole (123), motor (124), connecting cylinder (125), slider (126), two spring (127), dwang (128) and doctor-bar (129), fixedly connected with fixed disk (121) in air-supply line (4), fixedly connected with filter screen (122) in fixed disk (121), fixedly connected with installation pole (123) in air-supply line (4), fixedly mounted with motor (124) on installation pole (123), the output shaft and the fixed disk (121) sliding connection of motor (124), connecting cylinder (125) have been cup jointed in the output shaft outside sliding connection of motor (124), fixedly connected with slider (126) in connecting cylinder (125), the output shaft sliding connection of slider (126) and motor (124), fixedly connected with dwang (128) on connecting cylinder (125), dwang (128) and air-supply line (4) rotate and be connected with (129) on the dwang (128).

4. A pressure-resistant exhaust apparatus as claimed in claim 3, wherein: the filter screens (122) are arranged in a plurality, and the filter screens (122) are arranged on the fixed disk (121) in an annular array.

5. A pressure-resistant exhaust apparatus as claimed in claim 3, wherein: and a second spring (127) is welded on the sliding block (126), and the other end of the second spring (127) is welded with an output shaft of the motor (124).

6. A pressure-resistant exhaust apparatus as claimed in claim 3, wherein: the wiper blade (129) is in contact with the filter screen (122), and the wiper blade (129) is in contact with the fixed disk (121).