CN217401753U - Backflow-preventing magnetic double-control anti-theft ball valve - Google Patents
Backflow-preventing magnetic double-control anti-theft ball valve Download PDFInfo
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- CN217401753U CN217401753U CN202220437047.4U CN202220437047U CN217401753U CN 217401753 U CN217401753 U CN 217401753U CN 202220437047 U CN202220437047 U CN 202220437047U CN 217401753 U CN217401753 U CN 217401753U
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- theft
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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Abstract
The utility model discloses a prevent two accuse theftproof ball valves of refluence magnetism, include: the ball valve double-control assembly comprises a valve body and a backflow preventing assembly, wherein a containing cavity is arranged in the valve body, a ball body is movably arranged in the containing cavity, a ball valve double-control assembly for controlling the movement of the ball body is arranged on the valve body, the backflow preventing assembly is movably arranged in the valve body, a sealing surface is arranged in the valve body, and the backflow preventing assembly is in sealing fit with the sealing surface. The utility model discloses simple structure is compact, can realize simultaneously preventing flowing backwards and theftproof function.
Description
Technical Field
The utility model relates to a technical field of valving especially relates to a two accuse theftproof ball valves of magnetic that prevent flowing backwards.
Background
The ball valve has the advantages of simple structure, good sealing performance, flexible and quick opening and closing and the like, and is widely applied to urban municipal industries such as gas, tap water and the like, and the ball valve is also widely applied to pipeline systems such as heating, gas supply, water supply and the like along with the popularization of gas water heaters and wall-mounted furnaces in recent years.
Ordinary ball valve can only play the effect of cutting off the fluid in the pipeline, and two kinds of pipelines in water route, gas circuit can be used to heating gas appliances such as water heater, hanging stove usually, and the water heater in the market, hanging stove brand are various, and the mounting means is not unified, especially when hanging stove installation adopt a plurality of connectors such as running water entry, hot water delivery port, gas air inlet, heating delivery port, heating return water mouth, moisturizing mouth, they all distribute in the gas heater below, take place the misconnection easily during installation. Once the water path and the gas path are connected in a wrong way, tap water can rapidly flow into the gas pipeline to cause the problems of gas cut-off, damage to gas equipment and the like.
Disclosure of Invention
Aiming at the problems of the existing ball valve, the anti-backflow magnetic double-control anti-theft ball valve which is simple and compact in structure and can simultaneously realize the anti-backflow and anti-theft functions is provided.
The specific technical scheme is as follows:
a backflow-preventing magnetic double-control anti-theft ball valve comprises: the ball valve comprises a valve body and a backflow prevention assembly, wherein a containing cavity is formed in the valve body, a ball is movably arranged in the containing cavity, a ball valve double-control assembly for controlling the movement of the ball is arranged on the valve body, the backflow prevention assembly is movably arranged in the valve body, a sealing surface is formed in the valve body, and the backflow prevention assembly is in sealing fit with the sealing surface.
As a further improvement and optimization of the scheme, the backflow prevention assembly comprises a sealing component, the sealing component is installed in the valve body and can slide along the length direction of the valve body, and a sealing gasket in sealing fit with the sealing surface is arranged at one end of the sealing component.
As a further improvement and optimization of this solution, the backflow prevention assembly further comprises a mounting member mounted in the valve body, the sealing member being in sliding fit with the mounting member.
As a further improvement and optimization of the scheme, a ventilation space is arranged in the valve body, and the matching part between the sealing surface and the sealing gasket is positioned between the ventilation space and the accommodating cavity.
As a further improvement and optimization of the scheme, the sealing surface is a conical surface, and the surface of the sealing gasket is an arc-shaped surface.
As further improvement and optimization of the scheme, the valve further comprises a loose joint nut, the loose joint nut is installed on the valve body, and an anti-theft cover is installed outside the loose joint nut.
As a further improvement and optimization of the scheme, a check ring is arranged in the anti-theft cover, a limit groove is formed in the loose joint nut, and the check ring is located in the limit groove and forms limit matching.
As a further improvement and optimization of the scheme, the ball valve double control assembly comprises a valve rod and a handle, one end of the valve rod extends into the accommodating cavity and is connected with the ball body, and the other end of the valve rod extends out of the valve body and is connected with the handle.
As a further improvement and optimization of the scheme, the ball valve double control assembly further comprises at least one spring and at least one first magnet, at least one first limiting hole is formed in the valve body, at least one second limiting hole is formed in the handle, the first limiting hole is opposite to the second limiting hole, the spring and the first magnet are both arranged in the first limiting hole, and the first magnet is located between the spring and the handle;
when the first magnet stretches into the second limiting hole, the handle cannot open the ball body.
As a further improvement and optimization of the scheme, the shifting piece is sleeved on the valve rod and arranged between the handle and the valve body, and at least one through hole is formed in the shifting piece;
when the through hole is opposite to the first limiting hole, the first magnet extends into the second limiting hole, and the handle cannot open the sphere;
when the through hole is not aligned with the first limiting hole, the first magnet is integrally pressed into the first limiting hole by the poking piece, and the handle can operatively open the ball body.
As a further improvement and optimization of the scheme, the ball valve further comprises a key component, wherein at least one second magnet is arranged on the key component, the key component is operatively inserted into the handle, the second magnet is opposite to the first magnet, and the magnetism of one end of the second magnet close to the first magnet is opposite to that of one end of the second magnet close to the first magnet.
Compared with the prior art, the technical scheme has the positive effects that:
(1) the utility model discloses prevent that setting up of refluence subassembly effectively avoids potential safety hazard and economic loss that water route gas circuit misconnection brought.
(2) The utility model discloses setting up of two accuse subassemblies has increased the theftproof function to the ball valve, has strengthened the management and control ability of gas company to the pipeline.
(3) The utility model discloses seal part adopts the lightweight material, can guarantee seal part nimble radial movement in the valve gap, and the gaseous flow that passes through of product normal use is guaranteed in the big footpath space of taking a breath in the valve gap simultaneously, is connected with the loose joint nut in addition, has guaranteed that the mounted position is unified fixed, installs convenient high-efficient, and the loose joint nut is equipped with the theftproof cover outward simultaneously, further increases the pipeline management and control, guarantees safe gas utilization.
Drawings
Fig. 1 is a schematic structural view of a backflow-preventing magnetic double-control anti-theft ball valve of the present invention;
fig. 2 is a top view of the backflow-preventing magnetic dual-control anti-theft ball valve in a normal state;
fig. 3 is a top view of the backflow-preventing magnetic dual-control anti-theft ball valve of the present invention in an anti-theft state;
fig. 4 is a schematic view of the structure of the toggle piece of the backflow-preventing magnetic double-control anti-theft ball valve of the present invention;
FIG. 5 is a top view of the key component of the magnetic double-control anti-theft ball valve with backflow prevention of the present invention;
fig. 6 is a schematic structural view of a key component of the backflow-preventing magnetic double-control anti-theft ball valve of the present invention;
in the drawings: 1. a valve body; 2. a valve stem; 3. a handle; 4. a valve cover 4; 5. a sealing surface; 6. a backflow prevention assembly; 7. a gasket; 8. a ventilation space; 9. a loose joint nut; 10. an anti-theft cover; 11. a retainer ring; 12. a spring; 13. a first magnet; 14. a shifting sheet; 15. a key member; 16. lead sealing; 17. a baffle plate; 18. a through hole; 19. a second magnet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the utility model relates to a prevent two accuse theftproof ball valves of refluence magnetism structural schematic diagram, fig. 2 is the utility model relates to a prevent plan view under the ordinary state of refluence magnetism two accuse theftproof ball valve, fig. 3 is the utility model relates to a prevent plan view under the theftproof state of refluence magnetism two accuse theftproof ball valve, fig. 4 is the utility model relates to a prevent two accuse theftproof ball valves of refluence magnetism structural schematic diagram, fig. 5 is the utility model relates to a prevent plan view of the key part of refluence magnetism two accuse theftproof ball valve, fig. 6 is the utility model relates to a prevent the structural schematic diagram of the key part of refluence magnetism two accuse theftproof ball valve, as shown in fig. 1-6, it includes to show a prevent that refluence magnetism two accuse theftproof ball valve of preferred embodiment includes: the ball valve double control assembly comprises a valve body 1 and a backflow preventing assembly 6, wherein a containing cavity is formed in the valve body 1, a ball body is movably arranged in the containing cavity, a ball valve double control assembly for controlling the movement of the ball body is arranged on the valve body 1, the backflow preventing assembly 6 is movably arranged in the valve body 1, a sealing surface 5 is formed in the valve body 1, and the backflow preventing assembly 6 is in sealing fit with the sealing surface 5.
In this embodiment double control assembly has increased the theftproof function for the ball valve, has strengthened the management and control ability of gas company to the pipeline, and the setting of anti-backflow subassembly 6 can prevent because water route gas circuit misconnection, the water route flows in the gas pipeline, destroys the problem of gas facility.
Further, as a preferred embodiment, the backflow prevention assembly 6 comprises a sealing component, the sealing component is installed in the valve body 1 and can slide along the length direction of the valve body 1, and one end of the sealing component is provided with a sealing gasket 7 which is in sealing fit with the sealing surface 5; the gasket 7 can form a good seal with the sealing surface 5.
Further, as a preferred embodiment, the backflow prevention assembly 6 further comprises a mounting member, the mounting member is mounted in the valve body 1, and the sealing member is in sliding fit with the mounting member.
Further, as a preferred embodiment, the valve body 1 has a ventilation space 8 therein, and the matching portion between the sealing surface 5 and the sealing gasket 7 is located between the ventilation space 8 and the accommodating cavity.
Further, as a preferred embodiment, the sealing surface 5 is a tapered surface, and the surface of the gasket 7 is an arc-shaped surface.
Further, as a preferred embodiment, the valve further comprises a loose joint nut 9, wherein the loose joint nut 9 is installed on the valve body 1, and an anti-theft cover 10 is installed outside the loose joint nut 9.
Preferably, valve body 1 includes 1 main part of valve body and valve gap 4 of mutual spiro union, and spheroid, 2 activities of valve rod set up in 1 main part of valve body, prevent that flow reversal subassembly 6 installs in valve gap 4, have sealed face 5 in the valve gap 4, and loose joint screw thread installs in the one end that 1 main part of valve body was kept away from to valve gap 4, and the space of taking a breath 8 is located valve gap 4.
Preferably, a blocking piece 17 is arranged on the outer wall of one end of the loose joint nut 9, which is far away from the anti-theft cover 10; before installation, the anti-theft cover 10 is clamped and embedded on the loose joint nut 9, so that the anti-theft cover 10 is prevented from falling off and being taken off during installation.
Further, as a preferred embodiment, a retainer ring 11 is arranged in the anti-theft cover 10, a limit groove is arranged on the union nut 9, and the retainer ring 11 is positioned in the limit groove and forms limit fit.
Preferably, the retainer ring 11 is a seven-side retainer ring 11, the loose joint nut 9 is buckled into the anti-theft cover 10 after the installation is finished, and the seven-side retainer ring 11 falls into the nut limiting groove to form an anti-theft structure.
Further, as a preferred embodiment, the ball valve double control assembly includes a valve rod 2 and a handle 3, one end of the valve rod 2 extends into the accommodating cavity and is connected with the ball, and the other end of the valve rod 2 extends out of the valve body 1 and is connected with the handle 3.
Preferably, the handle 3 and the valve rod 2 are fixed by screws, and lead seals 16 are arranged on the screws for riveting, so that the anti-theft effect with a stable structure is formed.
Further, as a preferred embodiment, the ball valve dual control assembly further comprises at least one spring 12 and at least one first magnet 13, the valve body 1 is provided with at least one first limiting hole, the handle 3 is provided with at least one second limiting hole, the first limiting hole is opposite to the second limiting hole, the spring 12 and the first magnet 13 are both arranged in the first limiting hole, and the first magnet 13 is located between the spring 12 and the handle;
when the first magnet 13 extends into the second limiting hole, the handle 3 cannot open the ball body.
Further, as a preferred embodiment, the valve rod 2 is sleeved with a shifting piece 14, the shifting piece 14 is arranged between the handle 3 and the valve body 1, and the shifting piece 14 is provided with at least one through hole 18;
when the through hole 18 is opposite to the first limit hole, the first magnet 13 extends into the second limit hole, and the handle 3 cannot open the sphere;
when the through hole 18 is not aligned with the first limit hole, the first magnet 13 is pressed into the first limit hole integrally by the plectrum 14, and the handle 3 can open the ball body operatively.
Further, as a preferred embodiment, the ball valve further comprises a key member 15, at least one second magnet 19 is provided on the key member 15, the key member 15 is operatively inserted into the handle 3, the second magnet 19 is opposite to the first magnet 13, and the second magnet 19 is opposite to the first magnet 13.
Preferably, in this embodiment, the first limit hole, the through hole 18 and the second limit hole are all provided with three, the first magnet 13 and the second magnet 19 are correspondingly provided with three, and in the anti-theft state, the three first magnets 13 respectively extend into the three second limit holes through the three through holes 18 under the elastic action of the spring 12 to form a limit and play a role in anti-theft.
Specifically, when the ball valve is switched from the anti-theft state to the ordinary state, the three second magnets 19 in the key component 15 are respectively inserted into the three second limiting holes, and due to the fact that the opposite ends of the second magnets 19 and the first magnets 13 are opposite in magnetism, the springs 12 are extruded through the first magnets 13 under the magnetic action until the first magnets 13 are completely retracted into the first limiting holes, the limiting action on the shifting piece 14 is relieved at the moment, the shifting piece 14 is rotated until the three first magnets 13 and the three through holes 18 are staggered relatively, the limiting action on the handle 3 is contacted at the moment, the ball valve is switched from the anti-theft state to the ordinary state, and then the key component 15 is pulled out.
More optimally, when the ball valve is used in a common state, in order to prevent the poking piece 14 from rotating under the action of external force, a limiting hole is arranged at the edge of any one of the three through holes; when the ball valve is switched from the anti-theft state to the ordinary state, the poking piece 14 is rotated to enable the three first magnets 13 and the three through holes 18 to be staggered relatively, the first magnets 13 are rotated to the limiting holes and extend into the limiting holes under the action of the spring 12, the poking piece 14 is stopped to rotate, the first magnets 13 and the limiting holes form a limiting effect, and the phenomenon that the poking piece 14 rotates under the ordinary state of the ball valve is avoided.
Set up that backflow prevention component 6 in this embodiment effectively avoids potential safety hazard and economic loss that the wrong connecing of water route gas circuit brought.
In the embodiment, the double control assembly is provided with the ball valve, so that the anti-theft function is added, and the pipeline control capability of a gas company is enhanced.
Sealing member adopts the lightweight material in this embodiment, can guarantee sealing member nimble radial movement in valve gap 4, and the space 8 of taking a breath in the big footpath of valve gap 4 simultaneously guarantees the gaseous flow that passes through of product normal use, is connected with loose joint nut 9 in addition, has guaranteed that the mounted position is unified fixed, installs convenient high-efficient, and loose joint nut 9 is equipped with the theftproof cover 10 outward simultaneously, further increases the pipeline management and control, guarantees safe gas.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. The utility model provides a two accuse theftproof ball valves of backflow prevention magnetism which characterized in that includes: the ball valve double-control assembly comprises a valve body and a backflow preventing assembly, wherein a containing cavity is arranged in the valve body, a ball body is movably arranged in the containing cavity, a ball valve double-control assembly for controlling the movement of the ball body is arranged on the valve body, the backflow preventing assembly is movably arranged in the valve body, a sealing surface is arranged in the valve body, and the backflow preventing assembly is in sealing fit with the sealing surface.
2. The backflow-preventing magnetic double-control anti-theft ball valve according to claim 1, wherein the backflow-preventing assembly comprises a sealing component, the sealing component is mounted in the valve body and can slide along the length direction of the valve body, and one end of the sealing component is provided with a sealing gasket in sealing fit with the sealing surface;
the backflow prevention assembly further comprises a mounting member mounted in the valve body, and the sealing member is in sliding fit with the mounting member.
3. The backflow-preventing magnetic double-control anti-theft ball valve according to claim 2, wherein a ventilation space is provided in the valve body, and a matching portion between the sealing surface and the sealing gasket is located between the ventilation space and the accommodating cavity.
4. The anti-backflow magnetic double-control anti-theft ball valve according to claim 2, wherein the sealing surface is a conical surface, and the surface of the sealing gasket is an arc-shaped surface.
5. The backflow-preventing magnetic double-control anti-theft ball valve according to claim 1, further comprising a loose joint nut, wherein the loose joint nut is mounted on the valve body, and an anti-theft cover is mounted outside the loose joint nut.
6. The backflow-preventing magnetic double-control anti-theft ball valve according to claim 5, wherein a check ring is arranged in the anti-theft cover, a limit groove is arranged on the loose joint nut, and the check ring is positioned in the limit groove and forms limit fit.
7. The backflow-preventing magnetic double-control anti-theft ball valve according to claim 1, wherein the ball valve double-control assembly comprises a valve rod and a handle, one end of the valve rod extends into the accommodating cavity and is connected with the ball body, and the other end of the valve rod extends out of the valve body and is connected with the handle.
8. The anti-backflow magnetic double-control anti-theft ball valve according to claim 7, wherein the ball valve double-control assembly further comprises at least one spring and at least one first magnet, the valve body is provided with at least one first limiting hole, the handle is provided with at least one second limiting hole, the first limiting hole is opposite to the second limiting hole, the spring and the first magnet are both arranged in the first limiting hole, and the first magnet is located between the spring and the handle;
when the first magnet stretches into the second limiting hole, the handle cannot open the ball body.
9. The backflow-preventing magnetic double-control anti-theft ball valve according to claim 8, wherein a shifting piece is sleeved on the valve rod and arranged between the handle and the valve body, and at least one through hole is formed in the shifting piece;
when the through hole is opposite to the first limiting hole, the first magnet extends into the second limiting hole, and the handle cannot open the ball body;
when the through hole is not aligned with the first limiting hole, the first magnet is integrally pressed into the first limiting hole by the poking piece, and the handle can operatively open the ball body.
10. The anti-backflow magnetic double-control anti-theft ball valve according to claim 9, further comprising a key member, wherein the key member is provided with at least one second magnet, the key member is operatively inserted into the handle, the second magnet is opposite to the first magnet, and the second magnet is opposite to the first magnet at the end close to the first magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220437047.4U CN217401753U (en) | 2022-03-01 | 2022-03-01 | Backflow-preventing magnetic double-control anti-theft ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220437047.4U CN217401753U (en) | 2022-03-01 | 2022-03-01 | Backflow-preventing magnetic double-control anti-theft ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217401753U true CN217401753U (en) | 2022-09-09 |
Family
ID=83138583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220437047.4U Active CN217401753U (en) | 2022-03-01 | 2022-03-01 | Backflow-preventing magnetic double-control anti-theft ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217401753U (en) |
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2022
- 2022-03-01 CN CN202220437047.4U patent/CN217401753U/en active Active
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