CN212378185U - People's air defense ventilation fan - Google Patents
People's air defense ventilation fan Download PDFInfo
- Publication number
- CN212378185U CN212378185U CN202021171782.2U CN202021171782U CN212378185U CN 212378185 U CN212378185 U CN 212378185U CN 202021171782 U CN202021171782 U CN 202021171782U CN 212378185 U CN212378185 U CN 212378185U
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- air pipe
- people
- fixing bolt
- ventilation fan
- filter screen
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Abstract
The utility model discloses a people's air defense ventilation fan, including first air pipe, slide bar and mounting hole, be provided with the fan in the first air pipe, and first air pipe's left side has the filter screen through first fixing bolt fastening, first air pipe's right side has second vent pipeline through stud fastening, and the inboard on second vent pipeline right side is fixed with the otter board through second fixing bolt fastening, first air pipe's bottom and second vent pipeline's bottom all are fixed with the support, and support sliding connection is in the inboard of pedestal. This people's air defense ventilation fan, it can be in the same place first air pipe and second air pipe connected fixation to screw up stud, it can fix filter screen and otter board respectively on first air pipe and second air pipe to screw up first fixing bolt and second fixing bolt, conveniently accomplishes the device's equipment work, and wind can obtain filtration treatment under the effect of filter screen before getting into first air pipe, conveniently keeps apart the impurity in the wind.
Description
Technical Field
The utility model relates to a people's air defense ventilation fan technical field specifically is a people's air defense ventilation fan.
Background
The civil air defense ventilation fan is specially used for ventilation of buildings such as civil air defense workers, air defense basements, underground command centers, underlying hotels, restaurants, markets and the like, and is necessary ventilation equipment for all levels of civil air defense workers and underground buildings.
The inconvenient equipment installation of current people's air defense ventilation fan, and be difficult to filter the impurity in the wind before convulsions, great impurity passes through the in-process of fan and easily makes the fan impaired, to above-mentioned problem, needs improve current equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a people's air defense ventilation fan to solve the inconvenient equipment installation of the current people's air defense ventilation fan that proposes in the above-mentioned background art, and be difficult to filter the impurity in the wind before convulsions, great impurity passes through the in-process of fan and easily makes the impaired problem of fan.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a people's air defense ventilation fan, includes first air pipe, slide bar and mounting hole, be provided with the fan in the first air pipe, and first air pipe's left side is fixed with the filter screen through first fixing bolt, first air pipe's right side is fixed with second ventilation pipeline through stud, and the inboard on second ventilation pipeline right side is fixed with the otter board through second fixing bolt, first air pipe's bottom and second ventilation pipeline's bottom all are fixed with the support, and support sliding connection is in the inboard of pedestal.
Preferably, the first fixing bolts are uniformly distributed on the filter screen, and the filter screen is bent.
Preferably, the studs are evenly distributed.
Preferably, the support and the cushion seat form a telescopic structure.
Preferably, the slide bar is fixed in the left and right sides of support, and the slide bar runs through spout threaded connection and has the fastener, and the spout is seted up on the base of a mattress simultaneously.
Preferably, the mounting holes are formed in the bottom of the cushion seat and are uniformly distributed.
Compared with the prior art, the beneficial effects of the utility model are that: the civil air defense ventilation fan is characterized in that,
(1) the device is provided with a first ventilating duct, a filter screen, a first fixing bolt, a second ventilating duct, a stud bolt, a screen plate and a second fixing bolt, the stud bolt is screwed down to connect and fix the first ventilating duct and the second ventilating duct together, and the first fixing bolt and the second fixing bolt are screwed down to fix the filter screen and the screen plate on the first ventilating duct and the second ventilating duct respectively, so that the assembly work of the device is conveniently completed;
(2) the first ventilating duct, the second ventilating duct, the support, the cushion seat, the sliding rod, the sliding groove and the fastening piece are arranged, when the support and the cushion seat are moved relatively, the sliding rod slides in the sliding groove, the height of the first ventilating duct and the height of the second ventilating duct are convenient to adjust, the support and the cushion seat can be tightly fixed together after the fastening piece is screwed, and then the second ventilating duct and external related equipment can be fixed together through an external bolt;
(3) be provided with first air pipe, fan, filter screen and second air pipe, wind can be successively discharged through first air pipe and second air pipe under the effect of fan, and wind can obtain filtration under the effect of filter screen before getting into first air pipe, conveniently keeps apart the impurity in the wind.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention;
fig. 3 is a left side view structure diagram of the present invention.
In the figure: 1. the air conditioner comprises a first ventilating duct, a fan, a filter screen, a first fixing bolt, a second ventilating duct, a second fixing bolt, a first fixing bolt, a second fixing bolt, a bracket, a second fixing bolt, a first fixing bolt, a second.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a people's air defense ventilation fan, it is shown according to fig. 1, be provided with fan 2 in the first air pipe 1, and the left side of first air pipe 1 is fixed with filter screen 3 through first fixing bolt 4, first fixing bolt 4 evenly distributed is on filter screen 3, and filter screen 3 is the form of buckling, it can fix filter screen 3 on first air pipe 1 to screw up first fixing bolt 4, conveniently play filterable effect, the filter screen 3 of the form of buckling can increase the filter range.
According to fig. 1 and 2, the right side of the first ventilation pipeline 1 is fixed with the second ventilation pipeline 5 through the stud bolts 6, the inner side of the right side of the second ventilation pipeline 5 is fixed with the net plate 7 through the second fixing bolts 8, the stud bolts 6 are uniformly distributed, the first ventilation pipeline 1 and the second ventilation pipeline 5 can be fixedly connected through the stud bolts 6, the assembly is convenient, and the stud bolts 6 which are uniformly distributed can strengthen the connection strength.
As shown in fig. 1, 2 and 3, a support 9 is fixed at the bottom of a first ventilation duct 1 and the bottom of a second ventilation duct 5, the support 9 is slidably connected to the inner side of a pad 10, the support 9 and the pad 10 form a telescopic structure, the height of the support 9 can be adjusted when the support 9 and the pad 10 are relatively moved, the height of the first ventilation duct 1 and the height of the second ventilation duct 5 are conveniently adjusted, slide bars 11 are fixed at the left side and the right side of the support 9, the slide bars 11 are in threaded connection with fasteners 13 through a slide groove 12, the slide groove 12 is arranged on the pad 10, when the support 9 and the pad 10 are relatively moved, the slide bars 11 slide in the slide groove 12 to facilitate the relative movement between the support 9 and the pad 10, mounting holes 14 are arranged at the bottom of the pad 10, the mounting holes 14 are uniformly distributed, the pad 10 can be fixed at a desired place under the action of the mounting holes 14 and external bolts, the installation operation of the device is conveniently completed.
The working principle is as follows: when the civil air defense ventilation fan is used, firstly, the stud bolts 6 are screwed down to connect and fix the first ventilation pipeline 1 and the second ventilation pipeline 5 together, then the first fixing bolts 4 and the second fixing bolts 8 are screwed down to fix the filter screen 3 and the screen plate 7 on the first ventilation pipeline 1 and the second ventilation pipeline 5 respectively, then the second ventilation pipeline 5 and external related equipment are fixed together through external bolts, then the cushion seat 10 is pulled downwards, the slide rod 11 slides in the slide groove 12 to facilitate the movement of the auxiliary cushion seat 10, the fastening piece 13 is screwed down after the cushion seat 10 is attached to a required place to tightly fix the support 9 and the cushion seat 10 together, finally, the cushion seat 10 is fixed to the required place through the mounting holes 14 and the external bolts, the external power supply is switched on, the fan 2 is started, wind is discharged through the first ventilation pipeline 1 and the second ventilation pipeline 5 in sequence, the wind may be filtered by the filter screen 3 before entering the first ventilation duct 1, which completes the whole work and is not described in detail in this description in the prior art known to the person skilled in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a people's air defense ventilation fan, includes first air pipe (1), slide bar (11) and mounting hole (14), its characterized in that: be provided with fan (2) in first air pipe (1), and the left side of first air pipe (1) is fixed with filter screen (3) through first fixing bolt (4), stud (6) are passed through on the right side of first air pipe (1) and are fixed with second air pipe (5), and the inboard on second air pipe (5) right side is fixed with otter board (7) through second fixing bolt (8), the bottom of first air pipe (1) and the bottom of second air pipe (5) all are fixed with support (9), and support (9) sliding connection is in the inboard of pedestal (10).
2. The people's air defense ventilation fan of claim 1, characterized in that: first fixing bolt (4) evenly distributed is on filter screen (3), and filter screen (3) are the form of buckling.
3. The people's air defense ventilation fan of claim 1, characterized in that: the stud bolts (6) are uniformly distributed.
4. The people's air defense ventilation fan of claim 1, characterized in that: the support (9) and the cushion seat (10) form a telescopic structure.
5. The people's air defense ventilation fan of claim 1, characterized in that: the sliding rod (11) is fixed on the left side and the right side of the support (9), the sliding rod (11) penetrates through the sliding groove (12) and is in threaded connection with a fastener (13), and meanwhile the sliding groove (12) is formed in the cushion seat (10).
6. The people's air defense ventilation fan of claim 1, characterized in that: the mounting holes (14) are formed in the bottom of the cushion seat (10), and the mounting holes (14) are evenly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021171782.2U CN212378185U (en) | 2020-06-22 | 2020-06-22 | People's air defense ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021171782.2U CN212378185U (en) | 2020-06-22 | 2020-06-22 | People's air defense ventilation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212378185U true CN212378185U (en) | 2021-01-19 |
Family
ID=74163444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021171782.2U Active CN212378185U (en) | 2020-06-22 | 2020-06-22 | People's air defense ventilation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212378185U (en) |
-
2020
- 2020-06-22 CN CN202021171782.2U patent/CN212378185U/en active Active
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