CN210238652U - Non-negative pressure tank for secondary water supply - Google Patents
Non-negative pressure tank for secondary water supply Download PDFInfo
- Publication number
- CN210238652U CN210238652U CN201920627730.2U CN201920627730U CN210238652U CN 210238652 U CN210238652 U CN 210238652U CN 201920627730 U CN201920627730 U CN 201920627730U CN 210238652 U CN210238652 U CN 210238652U
- Authority
- CN
- China
- Prior art keywords
- valve
- negative pressure
- water supply
- secondary water
- tank body
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Landscapes
- Safety Valves (AREA)
Abstract
The utility model discloses a no negative pressure jar for secondary water supply. Relates to the technical field of secondary water supply equipment. The utility model comprises a tank body, wherein the upper side of the tank body is provided with a water inlet flange and a mounting flange which are connected with a negative pressure valve; the lower side of the tank body is provided with a water outlet flange and a blow-off pipe, two opposite outer side surfaces of the tank body are respectively provided with a lug structure, and one end of each supporting leg is fixed on the lug structure. The utility model is provided with the tank body and the supporting legs which are fixed by bolts, thereby being convenient for installing the supporting legs with different heights and meeting the installation requirements of the supporting legs with different heights; in addition, the first valve disc and the second valve disc are arranged inside the negative pressure valve, so that the sealing effect can be achieved simultaneously, and the sealing capacity of the negative pressure valve is improved.
Description
Technical Field
The utility model belongs to the technical field of secondary water supply equipment, especially, relate to a no negative pressure jar for secondary water supply.
Background
In urban residential buildings, with the increase of high-rise buildings and the extension of municipal tap water pipelines, tap water needs to be conveyed in a pipe network pressure-superposed mode, and in a pipe network pressure-superposed water supply device, a flow stabilizing tank is one of indispensable devices. In the process of secondary water supply, the problem of unstable inclined pressure easily occurs in the negative pressure of the non-negative pressure tank.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a non-negative pressure tank for secondary water supply, the tank body and the supporting legs are fixed by bolts, which is convenient for mounting the supporting legs with different heights and meets the different mounting requirements of the supporting legs; in addition, the first valve disc and the second valve disc are arranged inside the negative pressure valve, so that the sealing effect can be achieved simultaneously, the sealing capability of the negative pressure valve is improved, and the problem that the sealing effect of the existing negative pressure valve is poor is solved.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a non-negative pressure tank for secondary water supply, which comprises a tank body, wherein the upper side of the tank body is provided with a water inlet flange and a mounting flange, and the mounting flange is connected with a negative pressure valve;
the negative pressure valve comprises a valve cap and a valve body, the valve cap is sleeved at the outlet end of the valve body and fixedly installed through screws, a first partition plate and a second partition plate are sequentially arranged in the valve body from top to bottom, through holes are formed in the middle positions of the first partition plate and the second partition plate, a valve rod is vertically arranged in the through holes, the upper end of the valve rod is movably installed in a guide sleeve vertically arranged on the inner side surface of the valve cap, a first valve disc fixed at the bottom end of the valve rod is located at the through hole of the second partition plate, a second valve disc sleeved on the valve rod is located at the through hole of the first partition plate, and a spring sleeved on the valve rod is located between;
the utility model discloses a convenient jar, including jar body, supporting leg, jar body downside is equipped with water outlet flange, blow off pipe, the relative two lateral surfaces of stating the jar body all are equipped with the lug structure, and the one end of supporting leg is fixed on the lug structure simultaneously.
Further, the tank body is of a pipe body structure with two closed ends.
Further, the joint of the mounting flange and the negative pressure valve is in sealing connection through a bolt.
Furthermore, the lower port of the guide sleeve is provided with a limit ring which is matched with the ring installation bulge arranged at the upper end of the valve rod.
Furthermore, through holes formed in the middle positions of the first partition plate and the second partition plate are of conical structures.
The utility model discloses following beneficial effect has:
the utility model is provided with the tank body and the supporting legs which are fixed by bolts, thereby being convenient for installing the supporting legs with different heights and meeting the installation requirements of the supporting legs with different heights; in addition, the first valve disc and the second valve disc are arranged inside the negative pressure valve, so that the sealing effect can be achieved simultaneously, and the sealing capacity of the negative pressure valve is improved.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the valve body of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-tank body, 2-water inlet flange, 3-mounting flange, 4-negative pressure valve, 401-valve cap, 402-valve body, 403-guide sleeve, 404-first partition, 405-second partition, 5-support leg, 6-water outlet flange, 7-sewage discharge pipe, 8-screw, 9-spring, 10-first valve disc, 11-valve rod and 12-second valve disc.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-2, the utility model relates to a non-negative pressure tank for secondary water supply, which comprises a tank body 1, a water inlet flange 2 and a mounting flange 3 are arranged on the upper side of the tank body 1, and a negative pressure valve 4 is connected on the mounting flange 3;
the negative pressure valve 4 comprises a valve cap 401 and a valve body 402, the valve cap 401 is sleeved at the outlet end of the valve body 402 and is fixedly installed through a screw 8, a first partition plate 404 and a second partition plate 405 are sequentially arranged in the valve body 402 from top to bottom, through holes are formed in the middle positions of the first partition plate 404 and the second partition plate 405, a valve rod 11 is vertically arranged in each through hole, the upper end of the valve rod 11 is movably installed in a guide sleeve 403 vertically arranged on the inner side surface of the valve cap 401, a first valve disc 10 fixed at the bottom end of the valve rod 11 is located at the through hole of the second partition plate 405, a second valve disc 12 sleeved on the valve rod 11 is located at the through hole of the first partition plate 404, and a spring 9; the density of the first valve disc 10, the valve rod 11 and the second valve disc 12 is less than that of water;
the lower side of the tank body 1 is provided with a water outlet flange 6 and a sewage discharge pipe 7, two opposite outer side surfaces of the tank body 1 are respectively provided with a lug structure, and one end of a supporting leg 5 is fixed on the lug structure.
Wherein, jar body 1 is the tubular body structure of both ends confined.
Wherein, the connection part of the mounting flange 3 and the negative pressure valve 4 is connected in a sealing way through bolts.
Wherein, the lower port of the guide sleeve 403 is provided with a limit ring to be matched with the upper end of the valve rod 11 provided with a ring-mounted bulge.
The through holes formed in the middle positions of the first partition plate 404 and the second partition plate 405 are both in a conical structure.
One specific application of this embodiment is:
in the using process, the water inlet flange 2 is connected with a tap water pipe connector, after tap water enters the tank body 1, extruded air is discharged out of the tank body 1 through the negative pressure valve, when the height of a page in the tank body 1 is kept consistent with that of the first valve disc 10, the first valve disc 10 moves upwards and blocks the through hole in the second partition plate 504 under the action of water buoyancy, the second valve disc 12 blocks the through hole in the first partition plate 404 under the pushing of the spring 9, secondary sealing is achieved, and when the first valve disc 10 leaks initially, sealing is achieved through the second valve disc 12.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a no negative pressure jar for secondary water supply, includes jar body (1), its characterized in that:
a water inlet flange (2) and an installation flange (3) are arranged on the upper side of the tank body (1), and a negative pressure valve (4) is connected to the installation flange (3);
wherein the negative pressure valve (4) comprises a valve cap (401) and a valve body (402), the valve cap (401) is sleeved at the outlet end of the valve body (402) and is fixedly installed through a screw (8), a first clapboard (404) and a second clapboard (405) are sequentially arranged in the valve body (402) from top to bottom, through holes are formed in the middle positions of the first partition plate (404) and the second partition plate (405), a valve rod (11) is vertically arranged in the through hole, the upper end of the valve rod (11) is movably arranged in a guide sleeve (403) vertically arranged on one inner side surface of the valve cap (401), a first valve disc (10) fixed at the bottom end of the valve rod (11) is positioned at the through hole of the second partition plate (405), a second valve disc (12) sleeved on the valve rod (11) is positioned at the through hole of the first clapboard (404), a spring (9) sleeved on the valve rod (11) is positioned between the second valve disc (12) and the first valve disc (10);
the utility model discloses a convenient jar, including jar body (1), the downside is equipped with out water flange (6), blow off pipe (7), two relative lateral surfaces that state jar body (1) all are equipped with the lug structure, and the one end of supporting leg (5) is fixed on the lug structure simultaneously.
2. The non-negative pressure tank for secondary water supply according to claim 1, wherein the tank body (1) is a pipe structure with two closed ends.
3. The non-negative pressure tank for secondary water supply as claimed in claim 1, wherein the connection of the mounting flange (3) and the negative pressure valve (4) is hermetically connected by bolts.
4. The non-negative pressure tank for secondary water supply as claimed in claim 1, wherein the lower port of the guide sleeve (403) is provided with a limit ring to match with the upper end of the valve rod (11) provided with a ring-mounted protrusion.
5. The non-negative pressure tank for secondary water supply as claimed in claim 1, wherein the through holes opened at the middle positions of the first partition (404) and the second partition (405) are both of a tapered structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920627730.2U CN210238652U (en) | 2019-05-05 | 2019-05-05 | Non-negative pressure tank for secondary water supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920627730.2U CN210238652U (en) | 2019-05-05 | 2019-05-05 | Non-negative pressure tank for secondary water supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210238652U true CN210238652U (en) | 2020-04-03 |
Family
ID=69971014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920627730.2U Active CN210238652U (en) | 2019-05-05 | 2019-05-05 | Non-negative pressure tank for secondary water supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210238652U (en) |
-
2019
- 2019-05-05 CN CN201920627730.2U patent/CN210238652U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201193344Y (en) | Air bag supercharging compensate water supply installation | |
| CN210238652U (en) | Non-negative pressure tank for secondary water supply | |
| CN211552950U (en) | NB-IoT Internet of things water meter rust-proof device | |
| CN216555864U (en) | Differential pressure pipe convenient to installation | |
| CN201272991Y (en) | Pressure type water tank | |
| CN210346454U (en) | Floating tube plate type gas cooler | |
| CN212491942U (en) | Integral gas-liquid separation balancing device for water electrolysis hydrogen production device | |
| CN211311020U (en) | Aeration and sedimentation integrated sewage treatment device | |
| CN217056703U (en) | Connecting mechanism for valve and pipe fitting | |
| CN203129264U (en) | Drainage pipe fitting for single riser | |
| CN206518976U (en) | A kind of novel gas-liquid knockout tower | |
| CN208771146U (en) | A kind of synthetic ammonia emptying gas recovery tower | |
| CN203002111U (en) | Gas-liquid separator | |
| CN207073581U (en) | A kind of fire main alarm valve | |
| CN217480246U (en) | Reinforced plastic inspection well | |
| CN215638098U (en) | Anti-vibration solar water storage system | |
| CN206778409U (en) | A kind of chemical industry equipment of resistance to negative pressure electrostatic spraying tetrafluoro lining | |
| CN216739894U (en) | Deodorant sealing device of downcomer that possesses good shutoff effect | |
| CN220130927U (en) | Water tank energy dissipation barrel | |
| CN219933301U (en) | Municipal administration water supply and drainage pipeline connection structure | |
| CN211585336U (en) | Environment-friendly fatty acid degassing tower | |
| CN216242463U (en) | Flange type three-way stop for oil field | |
| CN219471382U (en) | Condensed water drainage structure of exhaust pipe | |
| CN210601073U (en) | Split horizontal gas water seal | |
| CN214743905U (en) | Modularization indoor decoration is with modularization feed pipe connecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |