CN211779204U - Elbow type multifunctional control valve - Google Patents
Elbow type multifunctional control valve Download PDFInfo
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- CN211779204U CN211779204U CN202020039209.XU CN202020039209U CN211779204U CN 211779204 U CN211779204 U CN 211779204U CN 202020039209 U CN202020039209 U CN 202020039209U CN 211779204 U CN211779204 U CN 211779204U
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Abstract
The utility model discloses an elbow type multifunctional control valve, its structure includes the valve body, the disk seat, the valve gap with open and close the subassembly etc. mainly adopt comparatively special connection structure with valve body and valve gap, specifically with the advancing of valve body and valve gap, the exit end sets up according to water course axial lead mutually perpendicularly, after the inflow medium in the entrance point like this, just can buckle 90 and change the flow direction and flow out from the exit end to the trouble and the inconvenience that must just can realize through increasing a 90 quarter bend on having avoided traditional pipeline. Meanwhile, the control valve can also achieve various combined functions of non-return, water hammer prevention, flow regulation, hydraulic balance and the like, is multipurpose, and brings great convenience to installation and use of users.
Description
Technical Field
The utility model relates to a control valve specifically indicates an elbow type multifunctional control valve.
Background
At present, the control valve in the pipeline valve can achieve various combined functions of non-return, water hammer prevention, flow regulation, hydraulic balance and the like, namely, one valve can replace a check valve and a balance valve at the same time, so that the use of a user is greatly facilitated, the installation of the valve on the pipeline is reduced, and the generation of leakage points is also reduced. However, whether the check valve or the balance valve is used independently, the control valve can also have various combined functions, the axial lines of the water channels of the inlet end and the outlet end of the control valve are all on the same horizontal line, the medium flowing in from the inlet end can only flow out from the outlet end according to the horizontal straight line direction, but the flow direction of the water inlet pipeline and the water outlet pipeline needs to be changed by 90 degrees in some occasions, the change can be realized only by connecting a 90-degree right-angled elbow to the inlet end or the outlet end of the control valve, and the actual operation is undoubtedly quite troublesome and inconvenient.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect and provide a can realize the elbow type multifunctional control valve of medium 90 flow direction changes.
The technical problem of the utility model is realized through following technical scheme:
the elbow type multifunctional control valve comprises a valve body, a valve seat in the valve body, a valve cover connected to the valve body and an opening and closing assembly which is installed in the valve body and forms a sealed opening and closing with the valve seat, wherein a valve cover port and a valve body port are respectively arranged as an inlet end and an outlet end, the axial lines of water channels of the inlet end and the outlet end are mutually vertical, a medium flows into the inlet end, and the medium is changed into a flow direction by 90 degrees and flows out of the outlet end.
The axial line of the inlet end water channel is parallel to the horizontal line, and the axial line of the outlet end water channel is vertical to the horizontal line and the port of the outlet end water channel faces upwards.
And the inlet end and the outlet end are respectively provided with a small pressure measuring valve.
The opening and closing assembly comprises a valve rod movably installed in the valve body in a lifting mode, a valve clack is installed at the lower end of the valve rod, a hand wheel is installed at the upper end of the valve rod and extends out of the valve body, a spring installed in a sleeved mode is arranged outside the valve rod, and two ends of the spring elastically push the valve clack and the valve body respectively.
The lifting movable axis of the valve rod in the valve body is crossed with the axis of the inlet end water channel and the axis of the outlet end water channel.
The valve rod comprises an upper valve rod and a lower valve rod, a mounting hole for the upper valve rod to rotate and lift is formed in the valve body, a hand wheel is mounted at the upper end of the upper valve rod, which extends out of the mounting hole, the lower end of the lower valve rod is provided with a valve clack, the upper end of the lower valve rod is movably inserted at the lower end of the mounting hole, and the spring is sleeved outside the lower valve rod.
The hand wheel rotates to drive the upper valve rod to descend to push the lower valve rod, and then the valve clack is pushed to seal and close the valve seat; the hand wheel rotates to drive the upper valve rod to lift and separate from the lower valve rod, a space is reserved between the upper valve rod and the lower valve rod, and the valve clack is pushed by the spring to form a non-return opening and closing with the valve seat.
And an exposed opening travel indicating line is arranged on the upper valve rod.
The bottom surface of the valve clack is provided with a sealing ring which forms a sealing opening and closing with the valve seat.
Compared with the prior art, the utility model designs a comparatively special control valve of valve body and valve gap connection structure specifically is with the business turn over of valve body and valve gap, the exit end sets up according to water course axial lead mutually perpendicularly, like this when the inflow medium in the entrance point after, just can buckle 90 transformation flow directions and flow out from the exit end to trouble and inconvenience that must just can realize through increasing a 90 quarter bend on the traditional pipeline have been avoided. Meanwhile, the control valve can also achieve various combined functions of non-return, water hammer prevention, flow regulation, hydraulic balance and the like, is multipurpose, and brings great convenience to installation and use of users.
Drawings
Fig. 1 is a schematic sectional view of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the drawings.
As shown in figure 1, the pressure measuring valve comprises a valve body 1, an outlet end 11, a valve cover 2, an inlet end 21, an opening and closing assembly 3, a valve rod 31, an upper valve rod 311, an upper valve rod 312, a lower valve rod 32, a valve clack 33, a spring 34, a hand wheel 35, an opening travel indicating line 36, a sealing ring 4, a valve seat 5 and a pressure measuring small valve.
A multi-functional control valve of elbow type, as shown in figure 1, mainly relate to a pipeline valve that can accomplish many kinds of combined functions such as non return, prevent water hammer, flow control, hydraulic balance and realize medium flow direction and change, its structure is by valve body 1, valve base 4 in the valve body, connect the valve gap 2 on the valve body 1, and install in the valve body 1 and form opening and closing assembly 3 that seal opened and close with valve base 4, etc. and constitute.
After the valve cover 2 and the valve body 1 are hermetically connected through the bolts, a port of the valve cover, namely a left port shown in fig. 1, is set as an inlet port 21, a port of the valve body, namely an upper port shown in fig. 1, is set as an outlet port 11, the axes of water channels of the inlet port and the outlet port are just vertical to each other, namely the axis of the water channel of the inlet port is parallel to a horizontal line, the axis of the water channel of the outlet port is vertical to the horizontal line, the port faces upwards, and the water channel line in the whole valve is in a reverse L shape.
Therefore, when the medium flows into the inlet end 21, the medium can flow out from the outlet end 11 by changing the flow direction by 90 degrees, and the inlet end 21 and the outlet end 11 are both provided with the small pressure measuring valves 5 which can be connected with the intelligent instrument through hoses so as to conveniently measure the pressure difference between the front and the back of the valve and the flow passing through the valve.
In addition, as long as the balance valves with proper specifications are arranged on each branch and the user inlet, and the special intelligent instrument is used for one-time debugging, the flow of each user can reach a set value, and the hydraulic balance of the system is realized.
The opening and closing assembly 3 comprises a valve rod 31 which is movably arranged in the valve body 1 in a lifting way, the lifting movable axial lead in the valve body 1 is crossed with the axial lead of the water channel at the inlet end 21 and the axial lead of the water channel at the outlet end 11, and the included angle is about 45 degrees; the valve rod 31 is composed of an upper valve rod 311 and a lower valve rod 312, the upper valve rod 311 is rotatably installed in a through installation hole in the valve body 1 in a lifting mode, the upper end of the upper valve rod 311 extends out of the upper end of the installation hole and is provided with a hand wheel 34, so that the hand wheel is rotated to drive the upper valve rod 311 to rotate, and the upper valve rod can convert the rotation into the lifting movement in the installation hole; the lower end of the lower valve rod 312 is provided with a valve clack 32, the upper end of the lower valve rod 312 is movably inserted at the lower end of the mounting hole, a spring 33 which is sleeved and mounted is arranged outside the lower valve rod 312, and two ends of the spring elastically push the valve clack 32 and the inner top surface of the valve body 1 respectively.
The valve clack 32 is located above the valve seat 4, the sealing ring 36 is arranged on the bottom surface of the valve clack 32, the sealing ring can form sealing opening and closing with the valve seat 4 by the lifting movement of the valve clack 32, the sealing ring 36 is mainly made of rubber, the sealing ring can generate a buffering effect on the closed valve clack 32, and the impact force of the valve clack 32 is reduced.
The utility model discloses multiple combined function such as the non return that possesses, prevent water hammer, flow control and hydraulic balance just opens and close subassembly 3 through the aforesaid and realize specifically is: the handwheel 34 rotates to drive the upper valve rod 311 to descend to push the lower valve rod 312, and further to push the valve clack 32 to seal and close the valve seat 4, and the process is a manual valve closing process, namely manual interception is carried out on the flow of a medium in a pipeline; the hand wheel 34 rotates to drive the upper valve rod 311 to lift and separate from the lower valve rod 312, a space is reserved between the upper valve rod and the lower valve rod, the valve clack 32 is pushed by the spring 33 to form a check opening and closing with the valve seat 4, namely, when a medium flows in from the inlet end 21, the valve clack 32 is pushed to open the valve seat 4 by overcoming the elastic force of the spring 33, when the medium flows in from the outlet end 11, namely, a reverse flow phenomenon occurs, because the valve clack 32 is pushed by the elasticity of the spring 33 to move only in one direction, the reverse flow medium only can be matched with the spring 33 to enable the valve clack 32 to close the.
Meanwhile, an exposed opening travel indicating line 35 is further arranged on the upper valve rod 311, and the function of the valve rod is as follows: the opening height of the valve clack 32 is realized by the lifting movement of the upper valve rod 311 driven by the hand wheel 34, and the opening position of the valve clack 32 can be accurately adjusted by opening the stroke indicating line 35, namely, the flow of the pipeline is accurately adjusted.
The above description is only an embodiment of the present invention, and it should be understood by those skilled in the art that any structural design equivalent to this embodiment is included in the scope of the present invention.
Claims (9)
1. The elbow type multifunctional control valve comprises a valve body (1), a valve seat (4) in the valve body, a valve cover (2) connected to the valve body and an opening and closing assembly (3) which is installed in the valve body (1) and forms a sealed opening and closing effect with the valve seat (4), and is characterized in that a port of the valve cover (2) and a port of the valve body (1) are respectively arranged as an inlet end (21) and an outlet end (11), the axial lines of water channels of the inlet end and the outlet end are mutually vertical, a medium flows into the inlet end (21) and flows out of the outlet end (11) after 90-degree change of the flow direction.
2. The elbow type multifunction control valve according to claim 1, wherein said inlet end (21) channel axis is parallel to the horizontal line, and said outlet end (11) channel axis is perpendicular to the horizontal line with the port facing upward.
3. Multifunction control valve of the elbow type according to claim 1, characterized in that both the inlet end (21) and the outlet end (11) are provided with manometric valves (5).
4. The elbow type multifunctional control valve according to claim 1, characterized in that the opening and closing assembly (3) comprises a valve rod (31) movably installed in the valve body (1) in a lifting manner, the lower end of the valve rod is provided with a valve clack (32), the upper end of the valve rod extends out of the valve body (1) to be provided with a hand wheel (34), the valve rod (31) is externally provided with a spring (33) which is installed in a sleeving manner, and two ends of the spring respectively elastically push against the valve clack (32) and the valve body (1).
5. The elbow type multifunction control valve according to claim 4, wherein the valve stem (31) has a lift axis in the valve body (1) intersecting both the inlet end (21) waterway axis and the outlet end (11) waterway axis.
6. The elbow type multifunctional control valve according to claim 4, characterized in that the valve rod (31) is composed of an upper valve rod (311) and a lower valve rod (312), a mounting hole for the upper valve rod (311) to rotate and lift is arranged in the valve body (1), the upper end of the upper valve rod (311) extends out of the upper end of the mounting hole to be provided with a hand wheel (34), the lower end of the lower valve rod (312) is provided with a valve clack (32), the upper end of the lower valve rod (312) is movably inserted into the lower end of the mounting hole, and the spring (33) is sleeved outside the lower valve rod (312).
7. The elbow type multifunctional control valve according to claim 6, characterized in that the hand wheel (34) rotates to drive the upper valve rod (311) to descend to push the lower valve rod (312) and further push the valve flap (32) to seal and close the valve seat (4); the hand wheel (34) rotates to drive the upper valve rod (311) to ascend and separate from the lower valve rod (312), a space is reserved between the upper valve rod and the lower valve rod, and the valve clack (32) is pushed by the spring (33) to form a check opening and closing with the valve seat (4).
8. The elbow type multifunctional control valve according to claim 6, wherein said upper valve stem (311) is provided with an exposed opening stroke indicating line (35).
9. The elbow type multifunctional control valve according to claim 4, wherein a sealing ring for sealing and opening/closing with the valve seat is provided on the bottom surface of the valve flap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039209.XU CN211779204U (en) | 2020-01-09 | 2020-01-09 | Elbow type multifunctional control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039209.XU CN211779204U (en) | 2020-01-09 | 2020-01-09 | Elbow type multifunctional control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211779204U true CN211779204U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020039209.XU Active CN211779204U (en) | 2020-01-09 | 2020-01-09 | Elbow type multifunctional control valve |
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| CN (1) | CN211779204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877260A (en) * | 2022-04-13 | 2022-08-09 | 中海石油气电集团有限责任公司 | High compact LNG sample gasification equipment with self-adaptation function |
-
2020
- 2020-01-09 CN CN202020039209.XU patent/CN211779204U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877260A (en) * | 2022-04-13 | 2022-08-09 | 中海石油气电集团有限责任公司 | High compact LNG sample gasification equipment with self-adaptation function |
| CN114877260B (en) * | 2022-04-13 | 2024-03-08 | 中海石油气电集团有限责任公司 | High compact LNG sampling gasification device with self-adaptation function |
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