CN215330251U

CN215330251U - Building drainage cover of ventilating

Info

Publication number: CN215330251U
Application number: CN202121210644.5U
Authority: CN
Inventors: 花蕾
Original assignee: Individual
Current assignee: Shaanxi Hengrui Architectural Design Engineering Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-12-28
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a building drainage ventilation cover which comprises an exhaust pipe, wherein the top end of the exhaust pipe is provided with a ventilation cover, the lower end of the ventilation cover is provided with a fixed frame, the fixed frame is arranged on the outer wall of the exhaust pipe, two side walls of the lower end of the fixed frame are respectively provided with a movable hole, a pulling rod penetrates through the movable holes, the stretching end of the pulling rod is provided with a fixed block, the pulling rod is sleeved with a return spring, the return spring is arranged on the inner wall of the movable hole, the joint of the exhaust pipe and the fixed block is provided with a fixed groove, and the fixed block is inserted in the fixed groove. Through fixing on the mount at the cover of ventilating, the mount lower extreme is equipped with the movable hole, and the movable hole has reset spring, and reset spring connects the fixed block, installs the pulling pole on the fixed block, controls the fixed block through the pulling pole and slides in the movable hole, and the sucking disc is installed to the fixed block outer end, adsorbs the sucking disc on the blast pipe through reset spring's tension to the inconvenient problem of maintaining the change to its inner structure of cover is ventilated in the drainage has been solved.

Description

Building drainage cover of ventilating

Technical Field

The utility model belongs to the technical field of building drainage, and particularly relates to a building drainage ventilation cover.

Background

At present, in the building construction industry, whether residential, commercial, industrial, or other buildings, the drainage system pipe, which is an indispensable building construction facility, is involved in the design, construction, and installation.

Drainage system pipeline contains pipelines such as rainwater, air conditioner water, domestic water, blowdown, and traditional ventilation exhaust system and drainage system, for making the circulation of air in the drainage system, pressure stability prevents that the water seal from destroying, is equipped with the net shape of lead wire cap of ventilating at blast pipe export or blast pipe roof end usually, has the weak point: the ventilation that can not be better during the drainage leads to blast pipe internal pressure unstable, can't reach better drainage effect, and harmful gas in the exhaust duct can directly discharge very not environmental protection in the middle of the air, and ventilate cover very trouble when installation and later maintenance, and drainage ventilates the inconvenient problem of maintaining the change to its inner structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a drainage ventilation cover for a building, which aims to solve the problem that the drainage ventilation cover in the prior art is inconvenient to maintain and replace the internal structure of the drainage ventilation cover.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a building drainage cover of ventilating, includes the blast pipe, the blast pipe top is provided with the cover of ventilating, it is provided with the mount to ventilate the cover lower extreme, the mount sets up on the blast pipe outer wall, mount lower extreme both sides wall all is provided with the activity hole, it has the pulling rod to run through in the activity hole, and the pulling rod stretches into the end and is provided with the fixed block, the pulling rod is located and is provided with reset spring on the downthehole outer wall of activity, the blast pipe with the fixed block junction is equipped with the fixed slot, the fixed block is inserted and is established in the fixed slot.

Preferably, the upper end of the outer wall of the fixing frame is provided with at least four connecting blocks respectively, the outer end face of each connecting block is provided with a thread groove, a through hole is formed in the joint of the ventilation cover and the corresponding connecting block, a bolt is inserted into the through hole, and the bolt is locked in the thread groove.

Preferably, the ventilation cover surface is equipped with the vent, ventilation cover inner wall top is provided with the bracing piece, the bracing piece surface rotates and is connected with the ventilation fan, the mount top is equipped with the mounting groove, the mounting groove interpolation is equipped with air filter, the pulling rod outer end is provided with the pull ring, the activity hole is circular step hole.

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

according to the drainage ventilation cover, the ventilation cover is fixed on the fixed frame, the movable hole is formed in the lower end of the fixed frame, the return spring is arranged in the movable hole and connected with the fixed block, the pulling rod is arranged on the fixed block, the fixed block is controlled to slide in the movable hole through the pulling rod, the sucking disc is arranged at the outer end of the fixed block, and the sucking disc is adsorbed on the exhaust pipe through the tension of the return spring, so that the problem that the drainage ventilation cover is inconvenient to maintain and replace the inner structure of the drainage ventilation cover is solved.

Drawings

FIG. 1 is a schematic view of the present invention in cross-section in overall configuration;

FIG. 2 is a schematic view in plan cut-away of the present invention;

FIG. 3 is an enlarged view of a portion a of FIG. 1;

fig. 4 is an enlarged schematic view of fig. 1 at b.

In the figure: the air filter comprises an exhaust pipe 1, a vent cover 2, a fixed frame 3, a movable hole 4, a pulling rod 5, a fixed block 6, a return spring 7, a fixed groove 8, a connecting block 9, a perforation 10, a bolt 11, a vent hole 12, a supporting rod 13, a ventilating fan 14, a mounting groove 15, an air filter element 16, a pulling ring 17 and a thread groove 18.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Fig. 1 and fig. 3, a building drainage cover of ventilating, including blast pipe 1, the cover of ventilating 2 is installed on 1 top of blast pipe, and the 2 surface machining of cover of ventilating has vent 12, and the 2 lower extremes of cover of ventilating is connected with mount 3 through bolt 11, and mount 3 is fixed in 1 surface of blast pipe through the sucking disc connection, and the 3 lower extreme left and right sides of mount seamless welding have two at least movable holes 4 respectively, and the processing of 4 outer ends in movable hole has the expansion mouth, and seamless welding has reset spring 7 in the movable hole 4, and reset spring 7's model does: XY-0045, the outer end of reset spring 7 has seamless welding to have fixed block 6, and the state of reset spring 7 is tensile state during the fixed, and fixed block 6 and activity hole 4 are sliding connection, and seamless welding has pulling rod 5 on fixed block 6, and pulling rod 5 wears out from activity hole 4, and the fixed slot 8 has been processed to the junction of fixed block 6 outer end and blast pipe 1, and fixed block 6 receives the tensile tension of reset spring 7 to fix in fixed slot 8.

Fig. 1, fig. 2 and fig. 4, the seamless welding in 2 inner wall tops of ventilation hood has bracing piece 13, and bracing piece 13 surface is connected with ventilating fan 14 through the bearing rotation, and the bearing model is: 6208-2RS1, general fan 14 is: six leaves of

leaf ventilation fan

6, 3 top processing of mount frame have mounting groove 15, the interpolation has air filter 16 in mounting groove 15, air filter 16 model is G2.05 μm, 3 surface seamless welding of mount frame have four at least connecting blocks 9 respectively, the connecting block 9 is processed respectively with the 2 junctions of ventilation hood and is perforated 10 and thread groove 18, the bolt 11 has been inserted in perforation 10, ventilation hood 2 is fixed with mount frame 3 through

bolt

11 and 18 locking of thread groove, 5 outer end seamless welding of pulling rod has pull ring 17, activity hole 4 is circular step hole structure.

The working principle of the embodiment is as follows: when the building drainage ventilation hood works, firstly, a fixed frame 3 is installed and fixed at the top end of an exhaust pipe 1, a return spring 7 and a fixed block 6 are arranged in movable holes 4 at two sides below the fixed frame 3, two ends of the fixed block 6 are respectively provided with a pulling rod 5, the outer side of the pulling rod 5 is connected with a pull ring 17, a movable opening is processed at the outer side of the movable hole 4, the pulling rod 5 penetrates through the movable opening, when the fixed frame 3 is installed, only the pull ring 17 on the pulling rod 5 is pulled to withdraw the fixed block 6 into the movable hole 4, then the fixed frame 3 is sleeved on the exhaust pipe 1, the pulling rod 5 is released to enable the fixed block 6 to be extruded on the outer wall of the exhaust pipe 1 by the tension of the return spring 7, the fixed block 6 is fixed on the surface of the exhaust pipe 1 through a fixed groove 8 on the outer wall of the exhaust pipe 1, and then an air filter element 16 is installed in a mounting groove 15 at the top end of the fixed frame 3, there are many vents 12 on the surface of the cover 2 to be convenient for better ventilative, inside top welding has

bracing piece

13, 14 erection fixation of ventilating fan on bracing piece 13, install this cover 2 on mount 3, the below is connected through connecting block 9, connecting block 9 is equipped with thread groove 18 and perforation 10 respectively with the 2 lower extremes of cover, insert bolt 11 in perforation 10 fixed with thread groove 18 spiro union, when later stage need change air filter 16 or ventilating fan 14, unscrew bolt 11 and take off cover 2 and can change it.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a building drainage cover of ventilating which characterized in that: including blast pipe (1), blast pipe (1) top is provided with ventilate cover (2), it is provided with mount (3) to ventilate cover (2) lower extreme, mount (3) set up on blast pipe (1) outer wall, mount (3) lower extreme both sides wall all is provided with activity hole (4), it has pull rod (5) to run through in activity hole (4), and pull rod (5) stretch into the end and be provided with fixed block (6), the cover is equipped with reset spring (7) on pull rod (5), and reset spring (7) set up on activity hole (4) inner wall, blast pipe (1) with fixed block (6) junction is equipped with fixed slot (8), fixed block (6) are inserted and are established in fixed slot (8).

2. A building drainage vent cover as claimed in claim 1, wherein: the fixing frame (3) is characterized in that at least four connecting blocks (9) are arranged at the upper end of the outer wall of the fixing frame (3) respectively, thread grooves (18) are formed in the outer end faces of the connecting blocks (9), through holes (10) are formed in the joints of the ventilation hood (2) and the connecting blocks (9), bolts (11) are inserted into the through holes (10), and the bolts (11) are locked in the thread grooves (18).

3. A building drainage ventilation cover as claimed in claim 2, wherein: ventilate cover (2) surface and be equipped with vent (12), it is provided with bracing piece (13) to ventilate cover (2) inner wall top, bracing piece (13) surface is rotated and is connected with ventilating fan (14), mount (3) top is equipped with mounting groove (15), mounting groove (15) interpolation is equipped with air filter (16), pulling rod (5) outer end is provided with pull ring (17), activity hole (4) are circular step hole.