CN107940001A - A kind of connecting pipe of water meter gate valve - Google Patents
A kind of connecting pipe of water meter gate valve Download PDFInfo
- Publication number
- CN107940001A CN107940001A CN201711255049.1A CN201711255049A CN107940001A CN 107940001 A CN107940001 A CN 107940001A CN 201711255049 A CN201711255049 A CN 201711255049A CN 107940001 A CN107940001 A CN 107940001A
- Authority
- CN
- China
- Prior art keywords
- valve
- water meter
- valve body
- lock core
- connecting pipe
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/005—Valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The invention discloses a kind of connecting pipe of water meter gate valve, including valve body, the symmetrical flange in valve body both sides is connected with water inlet and water outlet, No.1 valve rod is installed between the valve body and water inlet, No. two valve rods are installed between the valve body and water outlet, by being welded with water meter among the valve body, the water meter both sides are symmetrically installed with valve seat, the No.1 valve rod lower end is threaded with valve plate, the No.1 valve rod threaded upper ends are connected with clamp nut, the clamp nut upper end is provided with locking device, No.1 valve deck is equipped with the outside of the clamp nut and locking device, the No.1 valve deck is connected by screw in valve body upper end, No. two valve rod upper ends are stretched out valve body and are connected by screw with handle, the valve body has been connected by screw No. two valve decks in No. two valve rod upper end extensions.The connecting pipe of water meter uses dual-valve structure with gate valve, cleaning or to replace water meter convenient, can anti-backflow, and there is anti-theft feature.
Description
Technical field
The invention belongs to gate valve technical field, and in particular to a kind of connecting pipe of water meter gate valve.
Background technology
Gate valve is an opening and closing element flashboard, and the direction of motion and flow direction of flashboard are perpendicular, gate valve can only make standard-sized sheet and
It is fully closed, uncomfortable door parameter and it is different, be usually 5 °, when medium temperature is not high for 2 ° 52 '.Improve its craftsmanship, make up sealing face angle
The deviation produced in process is spent, this flashboard is called flexible disc.When gate valve is closed, sealing surface can rely only on medium
Pressure seals, that is, relies only on pressure medium and the sealing surface of flashboard is pressed to the valve seat of opposite side to ensure the sealing of sealing surface,
Here it is self sealss.Most of gate valve when that is, valve is closed, by force will be pressed to flashboard by external force using forced seal
Valve seat, to ensure the leakproofness of sealing surface.
Be now widely used for supplying water, heat, coal gas, petrochemical industry, pharmacy, the pipe valve of the industry such as food and drink it is general
All over common ball valve or butterfly valve is used, without locking functions, anyone can be opened and closed the valve of this class formation, therefore not be suitable for
Need to control openedly and closedly valve by full-time staff.In recent years, adding with industry department toll administrations such as water supply, heating, supply
By force, the user not paid dues on schedule is carried out and stops supply, but control the valve of opening and closing by full-time staff due to lacking, still not
It can implement.
The content of the invention
It is an object of the invention to provide a kind of connecting pipe of water meter gate valve, to solve proposed in the above background technology ask
Topic.
To achieve the above object, the present invention provides following technical solution：A kind of connecting pipe of water meter gate valve, including valve body, institute
State the symmetrical flange in valve body both sides and be connected with water inlet and water outlet, No.1 valve rod, institute are installed between the valve body and water inlet
State and No. two valve rods are installed between valve body and water outlet, by being welded with water meter among the valve body, the water meter both sides are symmetrical
Valve seat is installed, the No.1 valve rod lower end is threaded with valve plate, and the No.1 valve rod threaded upper ends are connected with clamp nut,
The clamp nut upper end is provided with locking device, is equipped with No.1 valve deck on the outside of the clamp nut and locking device, and described one
Number valve deck is connected by screw in valve body upper end, and No. two valve rod upper ends are stretched out valve body and are simultaneously connected by screw with handle, institute
State valve body and be connected by screw No. two valve decks in No. two valve rod upper end extensions.
Preferably, the locking device includes lock core, and the lock core side is fixedly connected with spring, and the spring is away from lock
Core side is fixedly connected on spring base, and the lock core both sides are equipped with limiting card, and the lock core is equipped with keyhole away from spring side.
Preferably, the lock core is spherical that the diameter of the keyhole is less than or equal to the radius of lock core.
Preferably, the valve plate low side is fixedly connected with No.1 magnet, and the seat bottom portion is equipped with groove, and bottom portion of groove is solid
Surely No. two magnets are connected with.
Preferably, the No.1 valve deck is internally provided with circular cylindrical cavity, and the locking device is arranged on inside No.1 valve deck
In cavity.
The technique effect and advantage of the present invention：The connecting pipe of water meter gate valve, No.1 valve rod, locking device, No.1 valve deck, valve
Plate, valve seat composition water meter pre-gate valve, No. two valve rods, valve plate, valve seat form gate valve after water meter, and water meter pre-gate valve is filled with locking
Put, it is necessary to it could be opened with specific purpose tool, there is anti-theft feature, gate valve is common gate valve after water meter, can be closed when repairing water meter,
Prevent medium back flow；Valve plate low side is provided with No.1 magnet, and seat bottom portion is equipped with groove, and groove is provided with No. two magnets, can protect
Demonstrate,prove leakproofness when valve is closed；When the connecting pipe of water meter uses dual-valve structure, cleaning or maintenance water meter with gate valve, medium can be prevented
Reflux, it is convenient and efficient, and there is anti-theft feature, good seal performance.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the locking device structure schematic diagram of the present invention.
In figure：1 water inlet, 2 No.1 valve rods, 3 locking devices, 31 lock cores, 32 keyholes, 33 limiting cards, 34 springs, 35 springs
Seat, 4 No.1 valve decks, 5 clamp nuts, 6 valve bodies, 7 water meters, 8 No.1 magnets, 9 No. two magnets, 10 valve plates, 11 valve seats, 12 handles,
13 No. two valve decks, 14 No. two valve rods, 15 water outlets.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Referring to Fig. 1, Fig. 1 is the structure diagram of the present invention, a kind of connecting pipe of water meter gate valve, including valve body 6, the valve
The symmetrical flange in 6 both sides of body is connected with water inlet 1 and water outlet 15, and medium is flowed into from water inlet 1, is flowed out from water outlet 15, described
No.1 valve rod 2 is installed between valve body 6 and water inlet 1, No. two valve rods 14, institute are installed between the valve body 6 and water outlet 15
State by being welded with water meter 7 among valve body 6,7 both sides of water meter are symmetrically installed with valve seat 11, the 2 lower end spiral shell of No.1 valve rod
Line is connected with valve plate 10, and 2 threaded upper ends of No.1 valve rod are connected with clamp nut 5, and 5 upper end of clamp nut is provided with lock
Tight device 3, the outside of clamp nut 5 and locking device 3 are equipped with No.1 valve deck 4, and the No.1 valve deck 4 is connected by screw
6 upper end of valve body, the No.1 valve deck 4 are internally provided with circular cylindrical cavity, and the locking device 3 is arranged on 4 inner chamber of No.1 valve deck
In body, 14 upper end of No. two valve rods is stretched out valve body 6 and is connected by screw with handle 12, and the valve body 6 is in No. two valve rods 14
Upper end extension has been connected by screw No. two valve decks 13, and 10 low side of valve plate is fixedly connected with No.1 magnet 8, the valve
11 bottoms of seat are equipped with groove, and bottom portion of groove is fixedly connected with No. two magnets 9, and No.1 magnet 8 and No. two magnets 9 coordinate to close in valve
It can ensure to be fully sealed when closing.
Referring to Fig. 2, Fig. 2 is the locking device structure schematic diagram of the present invention, the locking device 3 includes lock core 31, institute
State 31 side of lock core and be fixedly connected with spring 34, the spring 34 is fixedly connected on spring base 35 away from 31 side of lock core, described
Lock core 31 is spherical, and the diameter of the keyhole 32 is less than or equal to the radius of lock core 31, and lock core 31 can be in 34 telescopic direction of spring
Mobile, 31 both sides of lock core are equipped with limiting card 33, and 31 position of unlock time limit lockmaking core, the lock core 31 is away from 34 side of spring
Equipped with keyhole 32, by specific purpose tool, keyhole 32 is stretched into, lock core 31 is pushed into valve body 6,33 restriction site of limiting card, at this time
Rotatable clamp nut 5 adjusts valve opening or closing.
Operation principle：No.1 valve rod 2, locking device 3, No.1 valve deck 4, valve plate 10, the composition water meter pre-gate valve of valve seat 11, two
Number valve rod 14, valve plate 10, valve seat 11 form gate valve after water meter, and during work, medium is flowed into from water inlet 1, can using specific purpose tool
Open water meter pre-gate valve, flow of media, the gate valve after water meter 7 flows to water meter, gate valve is voluntarily opened and closed by user after water meter, medium from
Water outlet 15 flows out, and when water meter 7 is stopped, opens locking device 3 using specific purpose tool by staff, closes water meter front brake
Valve, water meter 7 can be overhauled or replace after gate valve after closing water meter.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in the present invention's
Within protection domain.
Claims (5)
1. a kind of connecting pipe of water meter gate valve, including valve body (6), it is characterised in that：The symmetrical flange in valve body (6) both sides is connected with
Water inlet (1) and water outlet (15), are provided with No.1 valve rod (2), the valve body (6) between the valve body (6) and water inlet (1)
No. two valve rods (14) are installed between water outlet (15), the valve body (6) is middle by being welded with water meter (7), the water meter
(7) both sides are symmetrically installed with valve seat (11), and No.1 valve rod (2) lower end is threaded with valve plate (10), the No.1 valve rod
(2) threaded upper ends are connected with clamp nut (5), and clamp nut (5) upper end is provided with locking device (3), the compression spiral shell
No.1 valve deck (4) is equipped with the outside of female (5) and locking device (3), the No.1 valve deck (4) is connected by screw on valve body (6)
End, No. two valve rods (14) upper end are stretched out valve body (6) and are connected by screw with handle (12), and the valve body (6) is at No. two
Valve rod (14) upper end extension has been connected by screw No. two valve decks (13).
A kind of 2. connecting pipe of water meter gate valve according to claim 1, it is characterised in that：The locking device includes lock core
(31), lock core (31) side is fixedly connected with spring (34), and the spring is fixedly connected on bullet away from lock core (31) side
Spring abutment (35), lock core (31) both sides are equipped with limiting card (33), and the lock core (31) is equipped with keyhole away from spring (34) side
(32)。
A kind of 3. connecting pipe of water meter gate valve according to claim 2, it is characterised in that：The lock core (31) is spherical, institute
The diameter for stating keyhole (32) is less than or equal to the radius of lock core (31).
A kind of 4. connecting pipe of water meter gate valve according to claim 1, it is characterised in that：Valve plate (10) low side, which is fixed, to be connected
No.1 magnet (8) is connected to, valve seat (11) bottom is equipped with groove, and bottom portion of groove is fixedly connected with No. two magnets (9).
A kind of 5. connecting pipe of water meter gate valve according to claim 1, it is characterised in that：Set inside the No.1 valve deck (4)
There is circular cylindrical cavity, the locking device (3) is arranged in No.1 valve deck (4) internal cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711255049.1A CN107940001A (en) | 2017-12-02 | 2017-12-02 | A kind of connecting pipe of water meter gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711255049.1A CN107940001A (en) | 2017-12-02 | 2017-12-02 | A kind of connecting pipe of water meter gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107940001A true CN107940001A (en) | 2018-04-20 |
Family
ID=61947493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711255049.1A Withdrawn CN107940001A (en) | 2017-12-02 | 2017-12-02 | A kind of connecting pipe of water meter gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107940001A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518233A (en) * | 2018-06-15 | 2018-09-11 | 焦作市恒利水文地质工程有限责任公司 | A kind of underground grouting aggregate device |
-
2017
- 2017-12-02 CN CN201711255049.1A patent/CN107940001A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518233A (en) * | 2018-06-15 | 2018-09-11 | 焦作市恒利水文地质工程有限责任公司 | A kind of underground grouting aggregate device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180420 |
|
| WW01 | Invention patent application withdrawn after publication |