CN219299988U - Three-way right-angle valve for central heating - Google Patents
Three-way right-angle valve for central heating Download PDFInfo
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- CN219299988U CN219299988U CN202223374149.5U CN202223374149U CN219299988U CN 219299988 U CN219299988 U CN 219299988U CN 202223374149 U CN202223374149 U CN 202223374149U CN 219299988 U CN219299988 U CN 219299988U
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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
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- 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 three-way heating right-angle valve, which comprises a valve body, a valve cover, a valve rod, a hand wheel and the like, wherein a water inlet, a side water outlet and a lower water outlet are mainly arranged on the valve body, and an upper valve clack assembly and a lower valve clack assembly are arranged in the valve body; therefore, when the hand wheel drives the upper valve clack assembly and the lower valve clack assembly to form synchronous motion through the valve rod, the upper valve clack assembly can close the water inlet and the side water outlet, the lower valve clack assembly can synchronously open the water inlet and the lower water outlet, or the upper valve clack assembly can open the water inlet and the side water outlet, and the lower valve clack assembly can synchronously close the water inlet and the lower water outlet, so that the double-pipeline alternate opening and closing function is realized, the pipeline system can be simplified, and the installation and the maintenance are convenient; meanwhile, the side water outlet and the lower water outlet are respectively provided with a connecting pipe in sealing connection, the outer end of the connecting pipe is provided with an external thread end, and the outer circumferential surface of the connecting pipe adjacent to the external thread end is provided with a conical sealing gasket and a retaining ring, so that self-sealing when the valve is connected is formed, and the installation rapidness and the connection sealing reliability are ensured.
Description
Technical Field
The utility model relates to a valve arranged on a water heating pipeline, in particular to a three-way heating right-angle valve.
Background
At present, the central heating right-angle valve installed on the conventional central heating pipeline is only provided with a water inlet and a water outlet, so that the on-off of one central heating pipeline can be controlled only, and when the double pipelines are required to be alternately opened and closed, the central heating right-angle valve is required to be installed for being respectively controlled, so that the complexity of a pipeline system is caused, the connection leakage point of the pipeline is increased, and the use cost of the pipeline system is also increased from the installation and maintenance angles. Meanwhile, the central heating right-angle valve is installed on a conventional central heating pipeline in a threaded screwing mode, so that sealing materials such as a raw material belt are required to be wound on threads during installation, for example, after a plurality of layers of raw material belts are wound on the outer thread end of a water outlet, the external thread end of the water outlet can be in threaded sealing connection with an internal threaded hole of the conventional central heating pipeline, and the mode of realizing connection sealing through winding the raw material belt does not have a self-sealing function, so that leakage caused by human factors is very easy to exist, the installation process is troublesome, and the sealing reliability is poor.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide the three-way heating right-angle valve which is quick to install, convenient to maintain, reliable in connection and seal, capable of simplifying a pipeline system and realizing alternate opening and closing of double pipelines.
The technical problems of the utility model are realized by the following technical scheme:
a three-way heating right-angle valve comprises a valve body, a valve cover and a valve rod, wherein the valve cover is arranged at the top of the valve body in a sealing way, the valve rod is arranged in the valve cover in a rotating and sealing way, a water inlet and a side water outlet are formed in the valve body, the lower end of the valve rod extends into the valve body to be provided with an upper valve clack assembly, the upper end of the valve rod extends out of the top of the valve cover to be provided with a hand wheel, the valve body is provided with a lower water outlet, and a lower valve clack assembly is arranged below the upper valve clack assembly; the hand wheel drives the upper valve clack component and the lower valve clack component to form synchronous motion through the valve rod, and enables the upper valve clack component to close the water inlet and the side water outlet, and the lower valve clack component synchronously opens the water inlet and the lower water outlet, or the upper valve clack component opens the water inlet and the side water outlet, and the lower valve clack component synchronously closes the water inlet and the lower water outlet.
The side water outlet and the lower water outlet are respectively provided with a connecting pipe in sealing connection, the outer ends of the connecting pipes are provided with external thread ends, and the outer circumferential surfaces of the connecting pipes adjacent to the external thread ends are provided with double sealing elements which are formed by cone-shaped sealing gaskets and check rings.
The water inlet and the side water outlet are positioned on the same horizontal axis, and the axis of the lower water outlet is vertical to the horizontal axis.
An upper water through hole is arranged between the water inlet and the side water outlet, a lower water through hole is arranged between the water inlet and the lower water outlet, and the upper water through hole, the lower water through hole and the lower water outlet are all positioned on the same vertical axis.
The valve rod, the upper valve clack assembly and the lower valve clack assembly are all positioned on the same vertical axis.
The top surface of the upper water through hole forms an upper sealing surface, and the bottom surface of the lower water through hole forms a lower sealing surface.
The upper valve clack assembly consists of an upper valve clack seat and an upper valve clack arranged on the bottom surface of the upper valve clack seat; the lower valve clack assembly consists of a lower valve clack seat and a lower valve clack arranged on the top surface of the lower valve clack seat; the upper valve clack seat and the lower valve clack seat are connected into a whole through a connecting rod.
The upper end of the upper valve clack seat is matched and assembled in a polygonal hole at the bottom of the valve cover through a polygonal shaft and is in threaded connection with the lower end of the valve rod, the valve rod drives the valve rod to rotate, the valve rod drives the upper valve clack seat to rotate, the rotation of the upper valve clack seat is converted into lifting movement of the upper valve clack seat through the mutually matched polygonal shaft and polygonal hole, and the lower valve clack seat is driven by the connecting rod to form synchronous lifting movement.
The lifting movement of the upper valve clack seat drives the upper valve clack to contact or separate from the upper sealing surface so as to seal and open and close the upper water through hole; the lifting movement of the lower valve clack seat drives the lower valve clack to contact or separate from the lower sealing surface so as to seal and open and close the lower water through hole.
The hand wheel is provided with a rotation indication mark corresponding to the sealing opening and closing of the upper water through hole or the sealing opening and closing of the lower water through hole.
Compared with the prior art, the utility model is mainly characterized in that the valve body is provided with the side water outlet, the valve body is provided with the lower water outlet, and the upper valve clack assembly is also provided with the lower valve clack assembly; therefore, when the hand wheel drives the upper valve clack assembly and the lower valve clack assembly to form synchronous motion through the valve rod, the upper valve clack assembly can close the water inlet and the side water outlet, the lower valve clack assembly can synchronously open the water inlet and the lower water outlet, or the upper valve clack assembly can open the water inlet and the side water outlet, and the lower valve clack assembly can synchronously close the water inlet and the lower water outlet, so that the double-pipeline alternate opening and closing function can be realized by only one valve, and the double-pipeline alternate opening and closing valve has the use advantages of simplifying a pipeline system, being convenient to install and maintain and the like; meanwhile, the side water outlet and the lower water outlet are respectively provided with a connecting pipe in sealing connection, the outer end of the connecting pipe is provided with an external thread end, and the outer circumferential surface of the connecting pipe adjacent to the external thread end is provided with a double sealing piece which is formed by a conical sealing gasket and a check ring together; therefore, when the external thread end of the side water outlet or the lower water outlet is installed on a conventional heating pipeline in a threaded screwing mode, self sealing can be formed through the double sealing piece, so that the problem that sealing materials such as raw material belts are adopted to wind to realize connection sealing, leakage is often caused by human reasons easily exists, and the rapidness of valve installation and the reliability of connection sealing are also ensured.
Drawings
FIG. 1 is a schematic sectional view of the present utility model, showing the structure of closing the upper water passage and opening the lower water passage.
Fig. 2 is a schematic sectional view of the structure of the present utility model for opening the upper water passage and closing the lower water passage.
Fig. 3 is a cross-sectional view of the valve body.
Fig. 4 is a schematic structural view of a hand wheel.
Figure 5 is a cross-sectional view of the upper flap assembly.
Figure 6 is a cross-sectional view of the lower flap assembly.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to the drawings.
1-6, 1, valve body, 11, water inlet, 12, side water outlet, 13, lower water outlet, 14, mounting port, 15, upper water passage hole, 151, upper sealing surface, 16, lower water passage hole, 161, lower sealing surface, 2, valve cover, 21, polygonal hole, 3, valve stem, 4, hand wheel, 41, rotation indication mark, 5, upper valve clack assembly, 51, upper valve clack seat, 511, polygonal shaft, 512, threaded hole, 52, upper valve clack, 6, lower valve clack assembly, 61, lower valve clack seat, 62, lower valve clack, 7, connecting rod, 8, connecting pipe, 81, external threaded end, 82, conical sealing gasket, 83, retainer ring, 9, loose joint nut, 10.
The three-way central heating right-angle valve, as shown in figures 1 and 2, belongs to a valve installed on a pipeline for conveying water heating, and mainly comprises a valve body 1, a valve cover 2, a valve rod 3, a hand wheel 4, an upper valve clack assembly 5, a lower valve clack assembly 4 and the like.
The valve body 1 is provided with four ports, and in the example shown in fig. 3, the left side of the view is a water inlet 11, the right side of the view is a side water outlet 12, the upper side of the view is a mounting port 14, and the lower side of the view is a lower water outlet 13.
The water inlet 11 and the side water outlet 12 are positioned on the same horizontal axis, the mounting opening 14 and the lower water outlet 13 are positioned on the same vertical axis, so that the axis of the lower water outlet 13 is exactly perpendicular to the horizontal axis, and the four ports exactly form a cross valve cavity in the valve body 1.
An upper water through hole 15 is arranged between the water inlet 11 and the side water outlet 12, a lower water through hole 16 is arranged between the water inlet 11 and the lower water outlet 13, the upper water through hole 15 and the lower water through hole 16 are positioned on the same vertical axis, and the vertical axis of the upper water through hole and the vertical axis of the lower water through hole are overlapped with the vertical axis of the mounting port 14 and the lower water outlet 13.
The top surface of the upper water through hole 15 forms a flat upper sealing surface 151, and the bottom surface of the lower water through hole 16 forms a flat lower sealing surface 161.
The valve body 1 top be equipped with valve gap 2, the valve gap is through the screw mode of screwing, and sealed the installation in installing port 14 through the sealing washer, be equipped with in this valve gap 2 and form vertical rotation sealed valve rod 3 of installation through the double seal circle, and valve rod lower extreme stretches into valve body 1 in install valve clack subassembly 5 and lower valve clack subassembly 6 in proper order, valve rod upper end stretches out valve gap 2 top installation hand wheel 4, specifically, as shown in fig. 1, fig. 2, behind the hand wheel 4 passes through the spline housing at valve rod upper end, again through the fix with screw on valve rod 3, so hand wheel 4 can drive valve rod 3 and form the rotation, still be equipped with circlip 10 of block on valve rod 3 at valve gap 2 top, in order to ensure that valve rod 3 is in correct mounted position.
The upper valve clack component 5 is arranged above the upper water through hole 15, as shown in fig. 5, and consists of an upper valve clack seat 51 and an upper valve clack 52 arranged on the bottom surface of the upper valve clack seat; the lower valve clack component 6 is arranged below the lower water through hole 16, as shown in fig. 6, and consists of a lower valve clack seat 61 and a lower valve clack 62 arranged on the top surface of the lower valve clack seat; the upper valve clack seat 51 and the lower valve clack seat 61 are connected integrally through the connecting rod 7, and the valve rod 3, the upper valve clack seat 51 of the upper valve clack assembly 5 and the lower valve clack seat 61 of the lower valve clack assembly 6 are all positioned on the same vertical axis.
Meanwhile, the upper end of the upper valve clack seat 51 is fitted in the polygonal hole 21 at the bottom of the valve cover 2 through the polygonal shaft 511, as in the embodiment, the upper end of the upper valve clack seat 51 can be set as a regular hexagonal shaft, the regular hexagonal shaft is fitted in the regular hexagonal hole at the bottom of the valve cover 2, and then a threaded hole 512 is arranged at the top of the upper valve clack seat 51 and is in threaded connection with the lower end of the valve rod 3; thus, when the hand wheel 4 drives the valve rod 3 to rotate, the valve rod drives the upper valve clack seat 51 to rotate, the rotation is converted into the lifting movement of the upper valve clack seat 51 along the axial direction through the matched regular hexagonal shaft and the regular hexagonal hole, and the lower valve clack seat 61 is driven by the connecting rod 7 to form synchronous lifting movement.
The lifting movement of the upper valve clack seat 51 drives the upper valve clack 52 to contact or separate from the upper sealing surface 151 to seal and open and close the upper water through hole 15, and the lifting movement of the lower valve clack seat 61 drives the lower valve clack 62 to contact or separate from the lower sealing surface 161 to seal and close the lower water through hole 16.
Specifically, the hand wheel 4 drives the upper valve clack assembly 5 and the lower valve clack assembly 6 to form synchronous lifting movement through the valve rod 3. When the upper valve clack assembly 5 and the lower valve clack assembly 6 synchronously descend, namely, as shown in fig. 1, the upper valve clack 52 of the upper valve clack assembly 5 contacts the upper sealing surface 151 of the upper water through hole 15 to close the water inlet 11 and the side water outlet 12, and meanwhile, the lower valve clack 62 of the lower valve clack assembly 6 breaks away from the lower sealing surface 161 of the lower water through hole 16 to synchronously open the water inlet 11 and the lower water outlet 13, and only water can flow out from the lower water outlet 13 at the moment; when the upper flap assembly 5 and the lower flap assembly 6 are lifted synchronously, i.e. as shown in fig. 2, the upper flap 50 of the upper flap assembly 5 is separated from the upper sealing surface 151 of the upper water through hole 15 to open the water inlet 11 and the side water outlet 12, and at the same time, the lower flap 62 of the lower flap assembly 6 contacts the lower sealing surface 161 of the lower water through hole 16 to close the water inlet 11 and the lower water outlet 13 synchronously, and water can only flow out from the side water outlet 12.
Obviously, the double-pipeline alternate opening and closing function can be realized by only one three-way heating right-angle valve, and the double-pipeline alternate opening and closing device has the advantages of simplifying a pipeline system, being convenient to install and maintain and the like.
The hand wheel 4 is provided with a rotation indication mark 41 corresponding to the opening and closing of the upper water through hole 15 or the opening and closing of the lower water through hole 16, and the rotation indication mark 41 designed in this embodiment can be shown in fig. 4, and is provided with a left circular arc arrow and a right circular arc arrow, a "+" sign is arranged at the top end of the left arrow, and a "-" sign and a corresponding arrow mark are arranged at the top end of the right arrow.
Generally, when the hand wheel 4 rotates anticlockwise in the direction of the arrow marked by the "+" sign, the upper valve clack assembly 5 and the lower valve clack assembly 6 can be driven to synchronously move upwards through the valve rod 3, and when the hand wheel 4 rotates clockwise in the direction of the arrow marked by the "+" sign, the upper valve clack assembly 5 and the lower valve clack assembly 6 can be driven to synchronously move downwards through the valve rod 3.
In addition, the side water outlet 12 and the lower water outlet 13 are respectively provided with a connecting pipe 8 which is in sealing connection through a loose joint nut 9 and a sealing ring, the outer end of the connecting pipe is provided with an external thread end 81, the outer circumferential surface of the connecting pipe adjacent to the external thread end is provided with a ring groove, and a double sealing piece which is formed by a conical sealing gasket 82 and a retainer 83 is embedded in the ring groove.
Therefore, when the external thread end 81 of the side water outlet 12 or the lower water outlet 13 is installed on a conventional heating pipeline in a threaded screwing mode, self sealing can be formed through the double sealing piece, so that the problem that leakage is caused by artificial reasons easily due to the fact that sealing materials such as raw material belts are adopted for winding to realize connection sealing is solved, and the rapidness of valve installation and the reliability of connection sealing are also ensured.
The foregoing is merely a specific embodiment of the present utility model, and it should be understood by those skilled in the art that any structural design equivalent to the embodiment is included in the scope of the present utility model.
Claims (10)
1. The utility model provides a tee bend central heating right-angle valve, includes valve body (1), valve gap (2) and valve rod (3) of rotation seal installation in the valve gap of sealing installation in the valve body top, is equipped with water inlet (11) and side delivery port (12) on this valve body (1), and valve rod (3) lower extreme stretches into valve body (1) internal installation upper flap subassembly (5), valve rod (3) upper end stretches out valve gap (2) top installation hand wheel (4), characterized in that valve body (1) on be equipped with lower delivery port (13), upper flap subassembly (5) below installation lower flap subassembly (6); the hand wheel (4) drives the upper valve clack assembly (5) and the lower valve clack assembly (6) to form synchronous motion through the valve rod (3), the upper valve clack assembly (5) is used for closing the water inlet (11) and the side water outlet (12), the lower valve clack assembly (6) is used for synchronously opening the water inlet (11) and the lower water outlet (13), or the upper valve clack assembly (5) is used for opening the water inlet (11) and the side water outlet (12), and the lower valve clack assembly (6) is used for synchronously closing the water inlet (11) and the lower water outlet (13).
2. The three-way heating right-angle valve according to claim 1, characterized in that the side water outlet (12) and the lower water outlet (13) are respectively provided with a connecting pipe (8) in sealing connection, the outer end of the connecting pipe is provided with an external thread end (81), and the outer circumferential surface of the connecting pipe adjacent to the external thread end is provided with a double sealing piece formed by a conical sealing gasket (82) and a retainer ring (83).
3. The three-way heating right-angle valve according to claim 1, characterized in that the water inlet (11) and the side water outlet (12) are positioned on the same horizontal axis, and the axis of the lower water outlet (13) is perpendicular to the horizontal axis.
4. The three-way central heating right angle valve according to claim 1, characterized in that an upper water through hole (15) is arranged between the water inlet (11) and the side water outlet (12), a lower water through hole (16) is arranged between the water inlet (11) and the lower water outlet (13), and the upper water through hole (15), the lower water through hole (16) and the lower water outlet (13) are all positioned on the same vertical axis.
5. The three-way central heating right angle valve according to claim 4, characterized in that the upper valve clack assembly (5) is arranged above the upper water through hole (15), the lower valve clack assembly (6) is arranged below the lower water through hole (16), and the valve rod (3), the upper valve clack assembly (5) and the lower valve clack assembly (6) are all positioned on the same vertical axis.
6. The three-way heating right-angle valve according to claim 4, characterized in that the top surface of the upper water through hole (15) forms an upper sealing surface (151), and the bottom surface of the lower water through hole (16) forms a lower sealing surface (161).
7. The three-way heating right-angle valve according to claim 6, characterized in that the upper valve clack assembly (5) is composed of an upper valve clack seat (51) and an upper valve clack (52) arranged on the bottom surface of the upper valve clack seat; the lower valve clack assembly (6) consists of a lower valve clack seat (61) and a lower valve clack (62) arranged on the top surface of the lower valve clack seat; the upper valve clack seat (51) and the lower valve clack seat (61) are connected into a whole through a connecting rod (7).
8. The three-way heating right angle valve according to claim 7, characterized in that the upper end of the upper valve clack seat (51) is fitted in the polygonal hole (21) at the bottom of the valve cover (2) through the polygonal shaft (511) and is in threaded connection with the lower end of the valve rod (3), the hand wheel (4) drives the valve rod (3) to rotate, and the valve rod drives the upper valve clack seat (51) to rotate, and the rotation of the valve rod drives the upper valve clack seat (51) to be converted into lifting movement of the upper valve clack seat (51) through the polygonal shaft (511) and the polygonal hole (21) which are matched with each other, and drives the lower valve clack seat (61) to form synchronous lifting movement through the connecting rod (7).
9. The three-way heating right-angle valve according to claim 7, characterized in that the lifting movement of the upper valve clack seat (51) drives the upper valve clack (52) to contact or separate from the upper sealing surface (151) so as to seal and open the upper water through hole (15); the lifting movement of the lower valve clack seat (61) drives the lower valve clack (62) to contact or separate from the lower sealing surface (161) so as to seal and open and close the lower water through hole (16).
10. The three-way heating right-angle valve according to claim 4, characterized in that the hand wheel (4) is provided with a rotation indication mark (41) corresponding to the sealing on/off of the upper water through hole (15) or the sealing on/off of the lower water through hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223374149.5U CN219299988U (en) | 2022-12-16 | 2022-12-16 | Three-way right-angle valve for central heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223374149.5U CN219299988U (en) | 2022-12-16 | 2022-12-16 | Three-way right-angle valve for central heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219299988U true CN219299988U (en) | 2023-07-04 |
Family
ID=86981557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223374149.5U Active CN219299988U (en) | 2022-12-16 | 2022-12-16 | Three-way right-angle valve for central heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219299988U (en) |
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2022
- 2022-12-16 CN CN202223374149.5U patent/CN219299988U/en active Active
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