CN206873561U - A kind of integral type vent hood of non-negative pressure water-supply installation - Google Patents
A kind of integral type vent hood of non-negative pressure water-supply installation Download PDFInfo
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- CN206873561U CN206873561U CN201720776295.0U CN201720776295U CN206873561U CN 206873561 U CN206873561 U CN 206873561U CN 201720776295 U CN201720776295 U CN 201720776295U CN 206873561 U CN206873561 U CN 206873561U
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- breather pipe
- vent hood
- movable part
- fixture
- pipe
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Abstract
It the utility model is related to supply equipment field, the integral type vent hood of more particularly to a kind of non-negative pressure water-supply installation, vent hood is arranged on above the air inlet pipe of supply equipment tank top, the bottom of the vent hood is provided with the connecting tube being connected with air inlet pipe, the vent hood is rectangular cover, vent hood includes fixture and movable part, the bottom of fixture at the top of connecting tube with being fixedly connected, the bottom of movable part is provided with the arc notch being coincide with connecting tube, the side of fixture is provided with the first breather pipe, the side of movable part is provided with the second breather pipe, the mouth of pipe of first breather pipe and the second breather pipe is respectively equipped with the first screen pack and the second screen pack, the 3rd screen pack is provided with the bottom nozzle of fixture.The utility model makes water tank ventilate by the first breather pipe in the side wall of fixture and movable part and the second breather pipe, make water tank and air communication, its is simple in construction, and cost is relatively low, efficiently solves supply equipment on water supply pipe and the problem of negative pressure occurs.
Description
Technical field
It the utility model is related to supply equipment field, the integral type vent hood of more particularly to a kind of non-negative pressure water-supply installation.
Background technology
At present, increasingly pay attention to protection of the constant pressure water supply equipment to municipal ductwork pressure in urban construction, prevent negative pressure
Produce, generally to keep being in the state of normal pressure all the time inside and outside the water tank of supply equipment, when user's water in some region
When, the urbanite water consumption that particularly stays in skyscraper can decline the pipeline pressure in this region, negative pressure be produced, so as to lead
Cause can not normal use running water the problem of.
Utility model content
The purpose of this utility model is in view of the shortcomings of the prior art, there is provided a kind of integral type of non-negative pressure water-supply installation
Vent hood, in order to avoid forming pressure differential inside and outside the water tank of supply equipment, water tank is set to be in the state of normal pressure all the time.
To solve the above problems, the utility model provides following technical scheme：
A kind of integral type vent hood of non-negative pressure water-supply installation, the vent hood are arranged on the air inlet of supply equipment tank top
Above pipe, the bottom of the vent hood is provided with the connecting tube being connected with air inlet pipe, and the vent hood is rectangular cover, and vent hood includes
Fixture and movable part, the bottom of fixture at the top of connecting tube with being fixedly connected, the top of movable part and the top of fixture
Be hinged, the bottom of movable part is provided with the arc notch being coincide with connecting tube, and the bottom of fixture and the bottom grafting of movable part are matched somebody with somebody
Close, side of the fixture away from movable part is provided with the first breather pipe to stretch out, side of the movable part away from fixture
Provided with the second breather pipe to stretch out, the mouth of pipe of the first breather pipe and the second breather pipe is respectively equipped with the first screen pack and second
Screen pack, the bottom nozzle of the fixture is interior to be provided with the 3rd screen pack.
Further, prolong its center line direction at the top of the vent hood and be arranged with a pair of hinges, one end of hinge is with consolidating
Determine to be bolted at the top of part, be bolted at the top of the other end and movable part of hinge.
Further, the first cover body for covering the first breather pipe, the side of movable part are installed in the side wall of the fixture
The second cover body for covering the second breather pipe is installed, the bottom of the first cover body and the second cover body is opened wide on wall.
Further, the bottom angled of the mouth of pipe the first cover body of direction of first breather pipe, the mouth of pipe of the second breather pipe
Towards the bottom angled of the second cover body.
Further, first breather pipe and the second breather pipe are identical with the height of one end that vent hood connects, and first
The angle of inclination of breather pipe and the second breather pipe is identical.
Further, first breather pipe and the second breather pipe tilt down 30~60 degree.
Further, the bottom of the fixture is provided with spliced eye relative to connecting tube, and the bottom of movable part is provided with inserting
Connect the grafting block that hole grafting coordinates.
Further, first screen pack is bolted with the first breather pipe, the second screen pack and the second ventilation
Pipe is bolted, and is equipped with multiple journal stirrups being circumferentially distributed on the first screen pack and the second screen pack, on each journal stirrup
It is equipped with mounting hole.
Further, the bottom of the 3rd screen pack is provided with multiple support blocks being circumferentially distributed, each support block
Welded with connecting tube end.
Beneficial effect：A kind of integral type vent hood of non-negative pressure water-supply installation of the present utility model, passes through fixture and work
The first breather pipe and the second breather pipe in the side wall of moving part make water tank ventilate, and make water tank and air communication, keep supplying water
The pressure balance of equipment, the first screen pack and the second screen pack prevent impurity in air and bacterium enters storage tank, and the 3rd
Screen pack can carry out second to air and filter, and farthest avoid running water from being contaminated, and its is simple in construction, and cost compared with
It is low, efficiently solve supply equipment on water supply pipe and the problem of negative pressure occur, so as to cause resident can not just commonly use water.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is the fractionation dimensional structure diagram of the utility model vent hood；
Fig. 3 is the dimensional structure diagram at A in the utility model Fig. 2；
Fig. 4 is the dimensional structure diagram of the utility model movable part；
Fig. 5 is the dimensional structure diagram at B in the utility model Fig. 4；
Fig. 6 is perspective cross-sectional structural representation of the present utility model；
Fig. 7 is plan cross-section structural representation of the present utility model；
Description of reference numerals：Vent hood 1, fixture 1a, movable part 1b, air inlet pipe 2, connecting tube 3, arc notch 4, first
Breather pipe 5, the second breather pipe 6, the first screen pack 7, the second screen pack 8, the 3rd screen pack 9, hinge 10, the first cover body 11, the
Two cover bodies 12, spliced eye 13, grafting block 14, journal stirrup 15, support block 17.
Embodiment
With reference to Figure of description and embodiment, specific embodiment of the utility model is described in further detail：
Referring to figs. 1 to a kind of integral type vent hood of non-negative pressure water-supply installation shown in Fig. 7, the vent hood 1, which is arranged on, to be supplied
The top of air inlet pipe 2 of wetting system tank top, the bottom of the vent hood 1 is provided with the connecting tube 3 being connected with air inlet pipe 2, described
Vent hood 1 is rectangular cover, and vent hood 1 includes fixture 1a and movable part 1b, and fixture 1a bottom and the top of connecting tube 3 are consolidated
Fixed connection, movable part 1b top and fixture 1a top are hinged, and movable part 1b bottom is provided with the arc being coincide with connecting tube 3
V notch v 4, fixture 1a bottom coordinate with movable part 1b bottom grafting, the sides of the fixture 1a away from movable part 1b
Provided with the first breather pipe 5 to stretch out, sides of the movable part 1b away from fixture 1a is provided with the second breather pipe to stretch out
6, the mouth of pipe of the first breather pipe 5 and the second breather pipe 6 is respectively equipped with the first screen pack 7 and the second screen pack 8, the fixture 1a
Bottom nozzle in be provided with the 3rd screen pack 9.
The first breather pipe 5 and the second breather pipe 6 that the utility model passes through fixture 1a and movable part 1b in side wall make
Water tank is ventilated, and is made water tank and air communication, is kept the pressure balance of supply equipment, the first screen pack 7 and the second screen pack 8
Prevent the impurity in air and bacterium from entering storage tank, and the 3rd screen pack 9 can carry out second to air and filter, maximum journey
Degree avoids running water from being contaminated, and its is simple in construction, and cost is relatively low, efficiently solves supply equipment on water supply pipe and goes out
The problem of existing negative pressure, so as to cause resident can not just commonly use water.
Prolong its center line direction and be arranged with a pair of hinges, one end and the fixture 1a of hinge 10 in the top of the vent hood 1
Top be bolted, the other end of hinge 10 has with being bolted at the top of movable part 1b and is easy to movable part 1b
It is rotatable by hinge 10, so as to the cleaning to the 3rd screen pack 9.
The first cover body 11 for covering the first breather pipe 5, movable part 1b side wall are installed in the side wall of the fixture 1a
On the second cover body 12 for covering the second breather pipe 6 is installed, the bottom of the first cover body 11 and the second cover body 12 is opened wide, and prevents the
One breather pipe 5 and the second breather pipe 6 expose the straight entrance shone with rainy day rainwater in the sun.
The mouth of pipe of first breather pipe 5 is towards the bottom angled of the first cover body 11, and the mouth of pipe of the second breather pipe 6 is towards the
The bottom angled of two cover bodies 12, the impurity being effectively prevented from air and bacterium enter water tank, cause the pollution of running water.
The breather pipe 6 of first breather pipe 5 and second is identical with the height of one end that vent hood 1 connects, the first breather pipe 5
It is identical with the angle of inclination of the second breather pipe 6.
The breather pipe 6 of first breather pipe 5 and second tilts down 30~60 degree, the impurity being effectively prevented from air
Enter water tank with bacterium, cause the pollution of running water.
The bottom of the fixture 1a is provided with spliced eye 13 relative to connecting tube 3, and movable part 1b bottom is provided with and grafting
The grafting block 14 that the grafting of hole 13 coordinates, has and is easy to being fixedly connected between fixture 1a and movable part 1b.
First screen pack 7 is bolted with the first breather pipe 5, and the second screen pack 8 passes through with the second breather pipe 6
Bolt is fixed, and is equipped with multiple journal stirrups 15 being circumferentially distributed on the first screen pack 7 and the second screen pack 8, on each journal stirrup 15
It is equipped with mounting hole.
The bottom of 3rd screen pack 9 is provided with multiple support blocks 17 being circumferentially distributed, the end of each support block 17
Welded with connecting tube 3, support block 17 has the fixation and support being easy to the 3rd screen pack 9.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Go out any restrictions, thus it is every any trickle amendment made according to the technical essence of the utility model to above example, equivalent
Change and modification, in the range of still falling within the technical solution of the utility model.
Claims (9)
1. a kind of integral type vent hood of non-negative pressure water-supply installation, the vent hood (1) is arranged on entering for supply equipment tank top
Above tracheae (2), it is characterised in that：The bottom of the vent hood (1) is provided with the connecting tube (3) being connected with air inlet pipe (2), described
Vent hood (1) is rectangular cover, and vent hood (1) includes fixture (1a) and movable part (1b), the bottom of fixture (1a) and connection
It is fixedly connected at the top of pipe (3), the top and the top of fixture (1a) of movable part (1b) are hinged, and the bottom of movable part (1b) is set
There is the arc notch (4) being coincide with connecting tube (3), the bottom of fixture (1a) coordinates with the bottom grafting of movable part (1b), institute
State side of the fixture (1a) away from movable part (1b) and be provided with the first breather pipe (5) to stretch out, movable part (1b) is away from solid
The side for determining part (1a) is provided with the mouth of pipe of the second breather pipe (6) to stretch out, the first breather pipe (5) and the second breather pipe (6)
The first screen pack (7) and the second screen pack (8) are respectively equipped with, the 3rd screen pack is provided with the bottom nozzle of the fixture (1a)
(9)。
A kind of 2. integral type vent hood of non-negative pressure water-supply installation according to claim 1, it is characterised in that：The ventilation
Prolong its center line direction at the top of cover (1) and be arranged with a pair of hinges, one end of hinge (10) at the top of fixture (1a) with passing through
Bolt is fixed, and the other end of hinge (10) at the top of movable part (1b) with being bolted.
A kind of 3. integral type vent hood of non-negative pressure water-supply installation according to claim 1, it is characterised in that：The fixation
The first cover body (11) for covering the first breather pipe (5) is installed in the side wall of part (1a), is provided with the side wall of movable part (1b)
Cover the second cover body (12) of the second breather pipe (6), the bottom of the first cover body (11) and the second cover body (12) is opened wide.
A kind of 4. integral type vent hood of non-negative pressure water-supply installation according to claim 3, it is characterised in that：Described first
The bottom angled of the mouth of pipe the first cover body of direction (11) of breather pipe (5), the mouth of pipe the second cover body of direction (12) of the second breather pipe (6)
Bottom angled.
A kind of 5. integral type vent hood of non-negative pressure water-supply installation according to claim 4, it is characterised in that：Described first
Breather pipe (5) and the second breather pipe (6) are identical with the height of one end that vent hood (1) connects, and the first breather pipe (5) and second leads to
The angle of inclination of tracheae (6) is identical.
A kind of 6. integral type vent hood of non-negative pressure water-supply installation according to claim 5, it is characterised in that：Described first
Breather pipe (5) and the second breather pipe (6) tilt down 30~60 degree.
A kind of 7. integral type vent hood of non-negative pressure water-supply installation according to claim 1, it is characterised in that：The fixation
The bottom of part (1a) is provided with spliced eye (13) relative to connecting tube (3), and the bottom of movable part (1b) is provided with inserts with spliced eye (13)
Connect the grafting block (14) of cooperation.
A kind of 8. integral type vent hood of non-negative pressure water-supply installation according to claim 1, it is characterised in that：Described first
Screen pack (7) is bolted with the first breather pipe (5), and the second screen pack (8) is consolidated with the second breather pipe (6) by bolt
It is fixed, multiple journal stirrups (15) being circumferentially distributed, each journal stirrup (15) are equipped with the first screen pack (7) and the second screen pack (8)
On be equipped with mounting hole.
A kind of 9. integral type vent hood of non-negative pressure water-supply installation according to claim 1, it is characterised in that：Described 3rd
The bottom of screen pack (9) is provided with multiple support blocks (17) being circumferentially distributed, and the end of each support block (17) is and connecting tube
(3) weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776295.0U CN206873561U (en) | 2017-06-29 | 2017-06-29 | A kind of integral type vent hood of non-negative pressure water-supply installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776295.0U CN206873561U (en) | 2017-06-29 | 2017-06-29 | A kind of integral type vent hood of non-negative pressure water-supply installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206873561U true CN206873561U (en) | 2018-01-12 |
Family
ID=61332198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720776295.0U Active CN206873561U (en) | 2017-06-29 | 2017-06-29 | A kind of integral type vent hood of non-negative pressure water-supply installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206873561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108411983A (en) * | 2018-05-15 | 2018-08-17 | 北京市市政工程设计研究总院有限公司 | A kind of novel clear water reserviors vent hood |
| CN113389249A (en) * | 2021-06-17 | 2021-09-14 | 无锡市城乡给排水工程设计院有限责任公司 | Air circulation device in secondary water supply stainless steel water tank |
-
2017
- 2017-06-29 CN CN201720776295.0U patent/CN206873561U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108411983A (en) * | 2018-05-15 | 2018-08-17 | 北京市市政工程设计研究总院有限公司 | A kind of novel clear water reserviors vent hood |
| CN113389249A (en) * | 2021-06-17 | 2021-09-14 | 无锡市城乡给排水工程设计院有限责任公司 | Air circulation device in secondary water supply stainless steel water tank |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |