CN207739311U - A kind of sealing structure for non-negative pressure water-supply installation - Google Patents
A kind of sealing structure for non-negative pressure water-supply installation Download PDFInfo
- Publication number
- CN207739311U CN207739311U CN201721798264.1U CN201721798264U CN207739311U CN 207739311 U CN207739311 U CN 207739311U CN 201721798264 U CN201721798264 U CN 201721798264U CN 207739311 U CN207739311 U CN 207739311U
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- CN
- China
- Prior art keywords
- rubber stopper
- gasket
- spring
- block
- ring flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of sealing structures for non-negative pressure water-supply installation, including tube body, ring flange, gasket, threaded rod, inside groove, support plate, telescopic rod, the first spring, baffle, rubber stopper, shell, loose slot, cushion block, second spring, convex block, mounting hole and block.The utility model has the beneficial effects that：By the gasket for being provided with convex block in ring flange side, and inside groove is set inside ring flange, tube body is sealed when being installed by ring flange by gasket, and gasket construction stablize it is safe to use, it is easy for assemble or unload, it is conveniently replaceable, by the support plate for being provided with the first spring in tubular body one end, and rubber stopper is set in the first spring one end, and it is provided with the baffle of block in rubber stopper side, so that device is when being supplied water, flow is flowed into from right side, rubber stopper is moved to the left, when pouring in down a chimney, flow is from left inflow, rubber stopper engages block, it prevents from pouring in down a chimney.
Description
Technical field
The utility model is related to a kind of sealing structures, specially a kind of sealing structure for non-negative pressure water-supply installation, belong to
In supply equipment applied technical field.
Background technology
Non-negative pressure water-supply installation is a kind of pressurization water supply unit, directly couples with municipal network water supply, is surplus in city planting ductwork
Series connection, which laminates, on the basis of overbottom pressure power supplies water and ensures municipal ductwork pressure and set not less than the second pressure water supply of setting protection pressure
It is standby.The core of pipe network Pressure-superposed water supply equipment is how to prevent negative pressure from generating in second pressure water supply system operation, is eliminated
Influence of the unit operation to city planting ductwork, ensure do not influence nearby users water under the premise of realize it is safe and reliable, steady,
It supplies water, needs to use sealing structure when mounted in supply equipment junction is sealed, to prevent revealing so that supply water
It is safer.But there is certain defect when in use in existing sealing structure, existing sealing structure is too simple, and installs
Dismounting is inconvenient, and structural stability is insufficient, easy tos produce the problem of seal deficiency after prolonged use, and be not easy to replace
And repair, do not have the structure for filling of falling, reduces safety and service life that device uses.
Utility model content
It is inconvenient in order to solve above-mentioned installing and dismounting that the purpose of this utility model is that, structural stability is insufficient, in length
Time easy tos produce the problem of seal deficiency after, and is not easy to replace and repair, and does not have the structure for filling of falling, reduces
The problem of safety that device uses and service life and a kind of sealing structure for non-negative pressure water-supply installation is provided.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of sealing for non-negative pressure water-supply installation
The ring flange is arranged in structure, including tube body, ring flange, gasket and threaded rod, described tube body one end, and the ring flange side is set
The gasket is set, the threaded rod is installed inside the ring flange, support plate, the support plate side is arranged in described tubular body one end
Telescopic rod is set, and rubber stopper is arranged in described telescopic rod one end, and baffle is arranged in the rubber stopper side, and setting is outer on the outside of the tube body
Several loose slots are arranged in shell, the enclosure, and second spring, second spring one end setting are arranged inside the loose slot
Inside groove is arranged in cushion block, the threaded rod side, and several mounting holes are arranged in the gasket edge.
Preferably, closed by carrying out rubber stopper engaging block to pipeline in order to enable devices to, it prevents from pouring in down a chimney, it is described
Block is set in the middle part of baffle, and the rubber stopper connects baffle by the block.
Preferably, it in order to keep the structure of gasket more firm, is easily installed, convex block is arranged in the gasket side, and described convex
Block engages the inside groove.
Preferably, in order to keep gasket installing and dismounting more convenient, and the structure between gasket and ring flange is more firm, the spiral shell
Rasp bar runs through the mounting hole.
When preferably, in order to make water supply, when flow flows on the right side of rubber stopper, rubber stopper can recycle, consequently facilitating for
Water it is smooth, the first spring is arranged on the outside of the telescopic rod, and the support plate passes through first spring and connects rubber stopper.
Damping is carried out by cushion block when preferably, in order to enable device to be hit in installation and use, to manage
Body is protected so that using safer, the cushion block is movably connected by the second spring with loose slot device.
Compared with prior art, the utility model has the beneficial effects that：
1, by being provided with the gasket of convex block in ring flange side, and inside groove is set inside ring flange so that tube body
Can be sealed by gasket when being installed by ring flange, and gasket construction stablize it is safe to use, it is easy for assemble or unload,
It is conveniently replaceable, rubber stopper is set by being provided with the support plate of the first spring in tubular body one end, and in the first spring one end,
And be provided with the baffle of block in rubber stopper side so that device when being supplied water, flow from right side flow into, rubber stopper to
It moves left, when pouring in down a chimney, flow engages block from left inflow, rubber stopper, is carried out to the flow of reflux closed so that water supply is set
For using safer.
2, the utility model is simple in structure, and connection is compact, by being provided with the shell of loose slot on the outside of tube body, and
The cushion block of second spring is provided with inside loose slot so that device installation and using when the impact that is subject to can pass through cushion block
It is transmitted to second spring to be weakened, increases safety and the service life of device.
Description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model gasket construction schematic diagram.
Fig. 3 is detail enlarged diagram at the utility model A in Fig. 1.
In figure：1, tube body；2, ring flange；3, gasket；4, threaded rod；5, inside groove；6, support plate；7, telescopic rod；8, the first bullet
Spring；9, baffle；10, rubber stopper；11, shell；12, loose slot；13, cushion block；14, second spring；15, convex block；16, mounting hole；
17, block.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Implement 1
Shown in please referring to Fig.1 to Fig.3, a kind of sealing structure for non-negative pressure water-supply installation, including tube body 1, ring flange
2, ring flange 2 is arranged in gasket 3 and threaded rod 4,1 one end of tube body, and gasket 3 is arranged in 2 side of ring flange, and spiral shell is installed in 2 inside of ring flange
Rasp bar 4, user are installed tube body 1 using ring flange 2, and gasket 3 is placed on 2 side of ring flange before installation, thus into
Support plate 6 is arranged in row sealing, 1 inside one end of tube body, and telescopic rod 7 is arranged in 6 side of support plate, and rubber stopper 10, rubber is arranged in 7 one end of telescopic rod
Baffle 9 is arranged in 10 side of rubber plug, not smooth inside tube body 1 when rubber stopper 10 is connected with baffle 9, rubber stopper 10 and baffle 9 not phase
Lian Shi, 1 inside of tube body is unimpeded, 1 outside setting shell 11 of tube body, 11 several loose slots 12 of inside setting of shell, in loose slot 12
Second spring 14 is arranged in portion, and cushion block 13 is arranged in 14 one end of second spring, and inside groove 5, the setting of 3 edge of gasket is arranged in 4 side of threaded rod
Gasket 3 is inserted into mounting hole 16 by threaded rod 4 and is fixed, keeps gasket 3 more firm, convenient for tube body 1 by several mounting holes 16
It installs and fixed.
Implement 2
In addition, referring to figs. 1 to shown in Fig. 3, this implement with implement 1 difference lies in：Block 17 is arranged in 9 middle part of baffle, and
Rubber stopper 10 connects baffle 9 by block 17, and when being supplied water, flow flows into device from 10 right side of rubber stopper, rubber stopper 10
Be moved to the left, leave block 17,1 inside of tube body is unimpeded, when pouring in down a chimney, flow from 10 left inflow of rubber stopper, rubber stopper 10 by
Water flow pressure moves to the right, and rubber stopper 10 engages block 10, closed to the flow progress of reflux, prevents from pouring in down a chimney so that supply water
Equipment uses safer.Convex block 15 is arranged in 3 side of gasket, and convex block 15 engages inside groove 5, and when installing gasket 3, convex block 15 is engaged
Inside groove 5, then threaded rod 4 is aligned the mounting hole 16 in gasket 3, to which gasket 3 is fixed.Threaded rod 4 runs through mounting hole
16.7 outside of telescopic rod is arranged the first spring 8, and support plate 6 connects rubber stopper 10 by the first spring 8.Cushion block 13 passes through the second bullet
Spring 14 is movably connected with loose slot 12, and for device when being impacted, cushion block 13 transfers force to second spring 14, second spring
14 weaken impact force by shrinking, and to be protected to tube body 1, increase the service life of tube body.
When the utility model is used, user is installed tube body 1 using ring flange 2, gasket 3 is placed before installation
It in 2 side of ring flange, to be sealed, sets when being supplied water, flow is flowed into from 10 right side of rubber stopper, and rubber stopper 10 is to the left
It is mobile, block 17 is left, 1 inside of tube body is unimpeded, and when pouring in down a chimney, flow is from 10 left inflow of rubber stopper, and rubber stopper 10 is by flow
Pressure moves to the right, and rubber stopper 10 engages block 10, closed to the flow progress of reflux, prevents from pouring in down a chimney, device is being rushed
When hitting, cushion block 13 transfers force to second spring 14, and second spring 14 weakens impact force by shrinking, to tube body 1 into
Row protection.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (6)
1. a kind of sealing structure for non-negative pressure water-supply installation, including tube body（1）, ring flange（2）, gasket（3）And threaded rod
（4）, it is characterised in that：The tube body（1）The ring flange is arranged in one end（2）, the ring flange（2）The gasket is arranged in side
（3）, the ring flange（2）Inside is installed by the threaded rod（4）；
The tube body（1）Support plate is arranged in internal one end（6）, the support plate（6）Telescopic rod is arranged in side（7）, the telescopic rod（7）
Rubber stopper is arranged in one end（10）, the rubber stopper（10）Baffle is arranged in side（9）, the tube body（1）Shell is arranged in outside（11）,
The shell（11）Several loose slots are arranged in inside（12）, the loose slot（12）Inside setting second spring（14）, described
Two springs（14）Cushion block is arranged in one end（13）, the threaded rod（4）Inside groove is arranged in side（5）, the gasket（3）If edge is arranged
Dry mounting hole（16）.
2. a kind of sealing structure for non-negative pressure water-supply installation according to claim 1, it is characterised in that：The baffle
（9）Block is arranged in middle part（17）, and the rubber stopper（10）Pass through the block（17）Connect baffle（9）.
3. a kind of sealing structure for non-negative pressure water-supply installation according to claim 1, it is characterised in that：The gasket
（3）Convex block is arranged in side（15）, and the convex block（15）Engage the inside groove（5）.
4. a kind of sealing structure for non-negative pressure water-supply installation according to claim 1, it is characterised in that：The screw thread
Bar（4）Through the mounting hole（16）.
5. a kind of sealing structure for non-negative pressure water-supply installation according to claim 1, it is characterised in that：It is described flexible
Bar（7）Outside is arranged the first spring（8）, and the support plate（6）Pass through first spring（8）Connect rubber stopper（10）.
6. a kind of sealing structure for non-negative pressure water-supply installation according to claim 1, it is characterised in that：The cushion block
（13）Pass through the second spring（14）With loose slot（12）It is movably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721798264.1U CN207739311U (en) | 2017-12-21 | 2017-12-21 | A kind of sealing structure for non-negative pressure water-supply installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721798264.1U CN207739311U (en) | 2017-12-21 | 2017-12-21 | A kind of sealing structure for non-negative pressure water-supply installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207739311U true CN207739311U (en) | 2018-08-17 |
Family
ID=63119006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721798264.1U Expired - Fee Related CN207739311U (en) | 2017-12-21 | 2017-12-21 | A kind of sealing structure for non-negative pressure water-supply installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207739311U (en) |
-
2017
- 2017-12-21 CN CN201721798264.1U patent/CN207739311U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180817 Termination date: 20191221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |