CN216344046U - Anti-freezing self-heating ball valve - Google Patents
Anti-freezing self-heating ball valve Download PDFInfo
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- CN216344046U CN216344046U CN202122722888.8U CN202122722888U CN216344046U CN 216344046 U CN216344046 U CN 216344046U CN 202122722888 U CN202122722888 U CN 202122722888U CN 216344046 U CN216344046 U CN 216344046U
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Abstract
The utility model relates to the field of ball valves, in particular to an anti-freezing self-heating ball valve which comprises a left connecting body, a right connecting body, a middle body, a ball body, a left hemispherical shell, a right hemispherical shell, a temperature sensor, a heating pipe and a controller, wherein the left connecting body is connected with the right connecting body; the left connector and the right connector are both connected with the intermediate; the bottom of the sphere is provided with a lower valve rod, and the top of the sphere is provided with an upper valve rod; valve seats are arranged in the left connecting body and the right connecting body; the left end and the right end of the left hemispherical shell and the right hemispherical shell are respectively provided with a cylinder body a and a cylinder body b, the inner peripheral wall of the cylinder body a is provided with an annular sealing ring b, the inner peripheral wall of the cylinder body b is provided with an annular sealing ring c, the upper valve rod is provided with an annular sealing ring d, and the opposite end surfaces of the left hemispherical shell and the right hemispherical shell are respectively provided with an arc-shaped sealing ring a and an arc-shaped sealing ring b; the temperature sensor, the heating pipe and the controller are all arranged on the inner wall of the right hemispherical shell. According to the utility model, relatively independent environment in the spherical shell is realized, heat dissipation is slow, the heat preservation and anti-freezing effects are ensured, and energy is saved.
Description
Technical Field
The utility model relates to the field of ball valves, in particular to an anti-freezing self-heating ball valve.
Background
The anti-freezing simple means of the ball valve is to wrap a thicker wrapping object outside the ball valve and also to form a shell according to the size of the ball valve, the anti-freezing effect of the means is poor, the ambient temperature of the ball valve is difficult to regulate according to the ambient temperature, and sometimes the phenomenon that the ball valve is frozen can occur.
Chinese patent that the publication number is CN211059460U discloses an open-air type ball valve electricity fitting gear box that prevents frostbite, the bottom of gear box shell is the inclined plane, and the mouth of a river under having seted up, the inside fixed mounting of gear box shell the drive subject, inside one side fixed mounting of gear box shell the protective housing, fixed mounting have heating pipe and controller in the protective housing, and inside one side fixed mounting of gear box shell has temperature sensor, temperature sensor electric connection the controller, controller electric connection the heating pipe. This type ball valve electricity fitting gear box prevents frostbite in open air not only can the inside sleet of automatic discharge, can prevent moreover that the device temperature from crossing low the damage, has prolonged life.
However, the above-mentioned known solutions have the following disadvantages: the sealed effect of outside protection gear box is poor, can advance sleet and just mean that there is great heat exchange with external environment in the gear box inside, is unfavorable for the save of inside temperature, and the heat will distribute away soon after the heating, and very big work that has increased the heating wire often with operating pressure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-freezing self-heating ball valve with good anti-freezing effect aiming at the problems in the background technology.
The technical scheme of the utility model is as follows: an anti-freezing self-heating ball valve comprises a left connector, a right connector, an intermediate, a ball body, a left hemispherical shell, a right hemispherical shell, a temperature sensor, a heating pipe and a controller;
the left connector and the right connector are both connected with the intermediate; the bottom of the ball body is provided with a lower valve rod, the top of the ball body is provided with an upper valve rod, and the top of the upper valve rod penetrates through the intermediate body and is provided with a handle; valve seats are arranged in the left connecting body and the right connecting body, and annular sealing rings a are arranged on the valve seats;
a cylinder body a is horizontally arranged at the left end of the left hemispherical shell, the cylinder body a is sleeved on the left connector, an annular sealing ring b is arranged on the inner peripheral wall of the cylinder body a, and the annular sealing ring b is attached to the outer peripheral wall of the left connector; a cylinder body b is horizontally arranged at the right end of the right hemispherical shell, the cylinder body b is sleeved on the right connector, an annular sealing ring c is arranged on the inner peripheral wall of the cylinder body b, the annular sealing ring c is attached to the outer peripheral wall of the right connector, the left hemispherical shell and the right hemispherical shell are connected to form a spherical shell, a through hole for an upper valve rod to pass through is formed in the top of the spherical shell, an annular sealing ring d is arranged on the upper valve rod, the annular sealing ring d is attached to the wall of the through hole, and an arc-shaped sealing ring a and an arc-shaped sealing ring b which are attached to each other are respectively arranged on the opposite end surfaces of the left hemispherical shell and the right hemispherical shell; temperature sensor, heating pipe and controller all set up on right hemisphere shell inner wall, controller and heating pipe control connection, controller and temperature sensor electric connection.
Preferably, the device further comprises a fixing plate, a bolt and a nut; the fixed plate sets up on left hemisphere shell and right hemisphere shell sphere, and the fixed plate sets up relative multiunit, is provided with the bolt via hole on the fixed plate, and the bolt passes the bolt via hole on two sets of relative fixed plates, nut and bolt cooperation, nut and fixed plate laminating.
Preferably, the upper valve rod is provided with a rain baffle which is positioned above the through hole, and the through hole is positioned in the rain baffle in a vertical projection state.
Preferably, the upper end surface of the rain shield is a spherical surface.
Preferably, the end surfaces of the arc-shaped sealing ring a and the arc-shaped sealing ring b facing the annular sealing ring d are both arc surfaces, and the arc surfaces are attached to the outer peripheral surface of the annular sealing ring d.
Preferably, the inner peripheral wall of the cylinder body a is attached to the outer peripheral wall of the left connecting body, an annular groove a is formed in the inner peripheral wall of the cylinder body a, and an annular sealing ring b is arranged in the annular groove a.
Preferably, the inner peripheral wall of the cylinder b is attached to the outer peripheral wall of the right connecting body, an annular groove b is formed in the inner peripheral wall of the cylinder b, and an annular sealing ring c is arranged in the annular groove b.
Preferably, the temperature sensor and the heating pipe are respectively positioned at the upper side and the lower side of the right connecting body.
Compared with the prior art, the utility model has the following beneficial technical effects: firstly, the left connector, midbody and right connector installation are fixed, then the left hemisphere shell and the right hemisphere shell are pulled to be close to each other and laminated, the left hemisphere shell and the right hemisphere shell are connected and fixed, through arc-shaped sealing ring a, arc-shaped sealing ring b, ring type sealing ring d carries out plugging on the clearance, realize the relatively independent environment in the sphere shell, when temperature sensor detects that external environment reaches the temperature lower limit value of settlement, heating pipe work heats, realize preventing frostbite, and the temperature lock is in the sphere shell, do not have the direct contact with the outside air, heat gives off slowly, the frost-proof effect of heat preservation has been guaranteed, and the operating time and the operating pressure of heating pipe all obtain reducing, the energy has been practiced thrift.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of FIG. 1;
fig. 3 is an enlarged schematic view of a portion a of fig. 1.
Reference numerals: 1. a left connector; 2. a right connector; 3. an intermediate; 4. a sphere; 5. a lower valve stem; 6. an upper valve stem; 7. a handle; 8. a valve seat; 9. an annular sealing ring a; 10. a left hemispherical shell; 11. a cylinder body a; 12. an annular seal ring b; 13. a right hemispherical shell; 14. a cylinder b; 15. an annular seal ring c; 16. an arc-shaped sealing ring a; 17. an arc-shaped sealing ring b; 18. a fixing plate; 19. a bolt; 20. a nut; 21. a through hole; 22. an annular seal ring d; 23. a rain shield; 24. a temperature sensor; 25. heating a tube; 26. and a controller.
Detailed Description
Example one
The utility model provides an anti-freezing self-heating ball valve which comprises a left connector 1, a right connector 2, a middle body 3, a ball body 4, a left hemispherical shell 10, a right hemispherical shell 13, a temperature sensor 24, a heating pipe 25 and a controller 26.
As shown in FIGS. 1-2, both the left linker 1 and the right linker 2 are attached to the intermediate 3. The bottom of the sphere 4 is provided with a lower valve rod 5, the top of the sphere 4 is provided with an upper valve rod 6, and the top of the upper valve rod 6 penetrates through the intermediate body 3 and is provided with a handle 7; valve seats 8 are arranged in the left connector 1 and the right connector 2, and annular sealing rings a9 are arranged on the valve seats 8.
As shown in fig. 2-3, a cylinder a11 is horizontally disposed at the left end of the left hemispherical shell 10, the cylinder a11 is sleeved on the left connector 1, the inner peripheral wall of the cylinder a11 is attached to the outer peripheral wall of the left connector 1, an annular groove a is disposed on the inner peripheral wall of the cylinder a11, an annular sealing ring b12 is disposed in the annular groove a, and an annular sealing ring b12 is attached to the outer peripheral wall of the left connector 1. Right hemisphere shell 13 right-hand member level sets up barrel b14, and barrel b14 overlaps on right connector 2, and barrel b14 internal perisporium and the laminating of right connector 2 periphery wall set up ring channel b on the barrel b14 internal perisporium, and ring seal c15 sets up in ring channel b, and ring seal c15 and the laminating of right connector 2 periphery wall. The left hemispherical shell 10 and the right hemispherical shell 13 are connected to form a spherical shell, the top of the spherical shell is provided with a through hole 21 for the upper valve rod 6 to pass through, the upper valve rod 6 is provided with an annular sealing ring d22, the annular sealing ring d22 is attached to the wall of the through hole 21, the opposite end surfaces of the left hemispherical shell 10 and the right hemispherical shell 13 are respectively provided with an arc-shaped sealing ring a16 and an arc-shaped sealing ring b17 which are attached to each other, the end surfaces of the arc-shaped sealing ring a16 and the arc-shaped sealing ring b17 facing the annular sealing ring d22 are arc surfaces, and the arc surfaces are attached to the outer peripheral surface of the annular sealing ring d 22. The temperature sensor 24, the heating pipe 25 and the controller 26 are all arranged on the inner wall of the right hemispherical shell 13, the controller 26 is in control connection with the heating pipe 25, the controller 26 is electrically connected with the temperature sensor 24, and the temperature sensor 24 and the heating pipe 25 are respectively positioned on the upper side and the lower side of the right connector 2.
In this embodiment, the left connector 1, the intermediate 3 and the right connector 2 are installed and fixed, then the left hemispherical shell 10 and the right hemispherical shell 13 are pulled to be close to each other and attached, the left hemispherical shell 10 and the right hemispherical shell 13 are connected and fixed to each other, the gap is sealed by the arc-shaped sealing ring a16, the arc-shaped sealing ring b17 and the annular sealing ring d22, so that a relatively independent environment in the spherical shell is realized, when the temperature sensor 24 detects that the external environment reaches a set temperature lower limit value, the heating pipe 25 works to heat, so that freeze prevention is realized, the temperature is locked in the spherical shell, and the temperature is not in direct contact with the external air, so that heat dissipation is slow, the heat preservation and freeze prevention effects are ensured, the working time and the working pressure of the heating pipe 25 are both reduced, and energy is saved.
Example two
As shown in fig. 1, compared with the first embodiment, the present invention further includes a fixing plate 18, a bolt 19, and a nut 20; the fixing plate 18 is arranged on the spherical surfaces of the left hemispherical shell 10 and the right hemispherical shell 13, the fixing plate 18 is provided with a plurality of opposite groups, bolt through holes are formed in the fixing plate 18, bolts 19 penetrate through the bolt through holes in the two groups of opposite fixing plates 18, nuts 20 are matched with the bolts 19, and the nuts 20 are attached to the fixing plate 18.
In this embodiment, the left hemispherical shell 10 and the right hemispherical shell 13 are pulled to be close to each other and attached to each other, so that the left hemispherical shell 10 and the right hemispherical shell 13 can be quickly connected and fixed to each other through the bolt 19 and the nut 20, and the operation is simple and convenient.
EXAMPLE III
As shown in fig. 3, compared with the first embodiment, the anti-freezing self-heating ball valve provided by the present invention has the structure that the upper valve rod 6 is provided with the rain shielding plate 23, the rain shielding plate 23 is located above the through hole 21, in the vertical projection state, the through hole 21 is located in the rain shielding plate 23, and the upper end surface of the rain shielding plate 23 is a spherical surface.
In this embodiment, the contact positions of the arc-shaped sealing ring a16, the arc-shaped sealing ring b17 and the annular sealing ring d22 belong to a weak sealing area, and the rain baffle plate 23 is additionally arranged to prevent rainwater from flowing into the spherical shell, so that the sealing effect is further improved.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. An anti-freezing self-heating ball valve is characterized by comprising a left connector (1), a right connector (2), a middle body (3), a ball body (4), a left hemispherical shell (10), a right hemispherical shell (13), a temperature sensor (24), a heating pipe (25) and a controller (26);
the left connector (1) and the right connector (2) are both connected with the intermediate (3); a lower valve rod (5) is arranged at the bottom of the sphere (4), an upper valve rod (6) is arranged at the top of the sphere (4), and the top of the upper valve rod (6) penetrates through the intermediate body (3) and is provided with a handle (7); valve seats (8) are arranged in the left connector (1) and the right connector (2), and annular sealing rings a (9) are arranged on the valve seats (8);
a cylinder body a (11) is horizontally arranged at the left end of the left hemispherical shell (10), the cylinder body a (11) is sleeved on the left connector (1), an annular sealing ring b (12) is arranged on the inner peripheral wall of the cylinder body a (11), and the annular sealing ring b (12) is attached to the outer peripheral wall of the left connector (1); a cylinder b (14) is horizontally arranged at the right end of the right hemispherical shell (13), the cylinder b (14) is sleeved on the right connector (2), an annular sealing ring c (15) is arranged on the inner peripheral wall of the cylinder b (14), the annular sealing ring c (15) is attached to the outer peripheral wall of the right connector (2), the left hemispherical shell (10) and the right hemispherical shell (13) are connected to form a spherical shell, a through hole (21) for an upper valve rod (6) to pass through is formed in the top of the spherical shell, an annular sealing ring d (22) is arranged on the upper valve rod (6), the annular sealing ring d (22) is attached to the hole wall of the through hole (21), and arc-shaped sealing rings a (16) and arc-shaped sealing rings b (17) which are attached to each other are respectively arranged on the opposite end faces of the left hemispherical shell (10) and the right hemispherical shell (13); temperature sensor (24), heating pipe (25) and controller (26) all set up on right hemisphere shell (13) inner wall, controller (26) and heating pipe (25) control connection, controller (26) and temperature sensor (24) electric connection.
2. The antifreeze self-heating ball valve as recited in claim 1, further comprising a fixing plate (18), a bolt (19) and a nut (20); the fixing plate (18) is arranged on the spherical surfaces of the left hemispherical shell (10) and the right hemispherical shell (13), the fixing plate (18) is provided with multiple opposite groups, bolt through holes are formed in the fixing plate (18), bolts (19) penetrate through the bolt through holes in the two opposite groups of fixing plates (18), nuts (20) are matched with the bolts (19), and the nuts (20) are attached to the fixing plates (18).
3. An anti-freezing self-heating ball valve according to claim 1, wherein a rain shield (23) is provided on the upper valve stem (6), the rain shield (23) is positioned above the through hole (21), and the through hole (21) is positioned in the rain shield (23) in a vertical projection state.
4. A self-heating ball valve of antifreeze type according to claim 3, wherein the upper end surface of the rain shield (23) is a spherical surface.
5. The antifreeze self-heating ball valve according to claim 1, wherein the end surfaces of the arc-shaped sealing ring a (16) and the arc-shaped sealing ring b (17) facing the annular sealing ring d (22) are both arc surfaces, and the arc surfaces are attached to the outer peripheral surface of the annular sealing ring d (22).
6. The antifreeze self-heating ball valve as claimed in claim 1, wherein the inner peripheral wall of the cylinder a (11) is attached to the outer peripheral wall of the left connecting body (1), an annular groove a is provided on the inner peripheral wall of the cylinder a (11), and an annular sealing ring b (12) is provided in the annular groove a.
7. The antifreeze self-heating ball valve as claimed in claim 1, wherein the inner peripheral wall of the cylinder b (14) is attached to the outer peripheral wall of the right connecting body (2), the inner peripheral wall of the cylinder b (14) is provided with an annular groove b, and the annular sealing ring c (15) is arranged in the annular groove b.
8. Anti-freeze self-heating ball valve according to claim 1, characterized in that the temperature sensor (24) and the heating pipe (25) are located on the upper and lower sides of the right connecting body (2), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122722888.8U CN216344046U (en) | 2021-11-08 | 2021-11-08 | Anti-freezing self-heating ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122722888.8U CN216344046U (en) | 2021-11-08 | 2021-11-08 | Anti-freezing self-heating ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216344046U true CN216344046U (en) | 2022-04-19 |
Family
ID=81137092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122722888.8U Active CN216344046U (en) | 2021-11-08 | 2021-11-08 | Anti-freezing self-heating ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216344046U (en) |
-
2021
- 2021-11-08 CN CN202122722888.8U patent/CN216344046U/en active Active
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