CN215059638U - Small pipeline flow adjusting device - Google Patents
Small pipeline flow adjusting device Download PDFInfo
- Publication number
- CN215059638U CN215059638U CN202121527275.2U CN202121527275U CN215059638U CN 215059638 U CN215059638 U CN 215059638U CN 202121527275 U CN202121527275 U CN 202121527275U CN 215059638 U CN215059638 U CN 215059638U
- Authority
- CN
- China
- Prior art keywords
- flow
- channel
- valve
- flow regulating
- screw hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model provides a little pipeline flow control device, include: the valve comprises a valve body, a valve cover and a valve core; two ends of the valve body are respectively provided with a pipeline interface, a flow passage is arranged between the two pipeline interfaces, the upper end of the valve body is also provided with a flow regulating channel, and the flow regulating channel is communicated with the flow passage; the valve cover is connected to the upper end of the valve body, a central screw hole is formed in the valve cover, and the central screw hole is aligned with the flow regulating channel; the valve core is assembled in the central screw hole in a threaded mode, and the lower end of the valve core extends into the flow adjusting channel and is used for changing the flow of the flow channel.
Description
Technical Field
The utility model belongs to axial compressor equipment field, concretely relates to little pipeline flow control device.
Background
The air blower unit is generally cooled and lubricated by lubricating oil, different amounts of lubricating oil are required by each lubricating point according to actual conditions, the oil inlet of the general air blower unit is supplied by DN 10-DN 125 pipelines, and the oil inlet pipeline is provided with a flow adjusting device for adjusting proper flow and pressure to be used for lubricating the air blower unit. However, each inlet of the compressor unit needs different oil supply pressure, but the DN 10-DN 150 pipelines do not have the function of adjusting pressure and flow, so that flow adjusting devices with different specifications need to be configured on the pipelines.
Disclosure of Invention
In view of the above, it is an object of the present invention to provide a small pipe flow regulating device for overcoming the above problems or at least partially solving or alleviating the above problems.
The utility model provides a little pipeline flow control device, include:
the valve comprises a valve body, wherein two ends of the valve body are respectively provided with a pipeline interface, a flow passage is arranged between the two pipeline interfaces, the upper end of the valve body is also provided with a flow regulating channel, and the flow regulating channel is communicated with the flow passage;
the valve cover is connected to the upper end of the valve body, a central screw hole is formed in the valve cover, and the central screw hole is aligned with the flow regulating channel;
the valve core is assembled in the central threaded hole through upper threads and moves up and down gradually through the threads, the lower end of the valve core extends into the flow regulating channel, and the flow cross section of the flow channel is changed to change the flow in the flow channel.
The utility model discloses optional characteristic below still having.
Optionally, the upper part of the valve core is provided with an external thread section which is in threaded fit with the central screw hole, and the lower part of the valve core is a polished rod which is matched with the flow regulating channel.
Optionally, a counter bore is arranged at an upper port of the flow regulating channel, and a plug is arranged at a lower port of the valve cover in the central screw hole.
Optionally, a sealing ring is arranged between the lower end face of the plug and the counter bore.
Optionally, the screw driver further comprises a plug, and the plug is assembled at the upper port of the central screw hole.
Optionally, the valve cover is connected with the upper end of the valve body through a screw, and a boss is arranged at the upper port of the central screw hole.
The utility model discloses a little pipeline flow control device can carry out flow control, its simple structure, low in cost to the small-bore pipeline of different specifications.
Drawings
Fig. 1 is a schematic view of the whole section structure of the small pipe flow regulator of the present invention.
In the above figures: 1, a valve body; 101 a pipeline interface; 102 flow channel; 103 a flow regulating channel; 104 a counter bore; 2, a valve cover; 201 central screw hole; 202, plugging a column; 203 boss; 3, a valve core; 4, sealing rings; and 5, plugging the plug.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Detailed Description
Example 1
Referring to fig. 1, an embodiment of the present invention provides a small pipe flow rate adjusting device, including: the valve comprises a valve body 1, a valve cover 2 and a valve core 3; two ends of the valve body 1 are respectively provided with a pipeline interface 101, a flow channel 102 is arranged between the two pipeline interfaces 101, the upper end of the valve body 1 is also provided with a flow regulating channel 103, and the flow regulating channel 103 is communicated with the flow channel 102; the valve cover 2 is connected to the upper end of the valve body 1, a central screw hole 201 is formed in the valve cover 2, and the central screw hole 201 is aligned with the flow regulating channel 103; the valve core 3 is assembled in the central threaded hole 201 through upper threads, and moves up and down gradually through the threads, and the lower end of the valve core 3 extends into the flow regulating channel 103 to change the flow cross-sectional area of the flow channel 102, so as to change the flow of the flow channel 102.
The valve body 1 is connected to a pipeline of lubricating oil through pipeline connectors 101 at two ends of the valve body, the valve cover 2 is connected to an upper port of the valve body 1 through screws, a central screw hole 201 of the valve body 1 is aligned with the flow adjusting channel 103, after the valve core 3 is screwed into the central screw hole 201, the lower end of the valve core can extend into the flow channel 102, the diameter of the flow channel 102 is generally smaller than or equal to that of the flow adjusting channel 103, and the flow is adjusted by changing the flow area of the flow channel 102. When the flow rate needs to be adjusted, the valve core 3 is screwed outwards, the valve core 3 moves upwards in the central screw hole 201 and the flow rate adjusting channel 103, and the lower end of the valve core 3 can be pulled out of the flow channel 102, so that the flow area of the flow channel 102 is recovered; when the flow needs to be reduced, the valve core 3 is screwed inwards, the valve core 3 moves downwards in the central screw hole 201 and the flow regulating channel 103, and the lower end of the valve core 3 can extend into the flow channel 102, so that the flow area of the flow channel 102 is gradually reduced until the flow channel 102 is completely blocked.
Example 2
Referring to fig. 1, on the basis of embodiment 1, the upper portion of the valve core 3 is provided with an external thread section which is in threaded fit with the central screw hole 201, and the lower portion of the valve core 3 is a polish rod which is in fit with the flow regulating channel 103.
The diameter of the external thread section of the valve core 3 is larger than that of the polished rod section, the diameter of the polished rod section is matched with the inner diameters of the flow regulating channel 103 and the flow channel 102, the external thread section of the valve core 3 is in threaded fit with the central screw hole 201, the upper end of the external thread section of the valve core 3 is provided with a straight groove, a quincuncial groove or an inner hexagonal counter bore which can be matched with a screwdriver or a hexagonal wrench, after the valve core 3 is screwed into the central screw hole 201 of the valve cover 2 for a certain distance through the external thread section, the end part of the polished rod section of the valve core 3 can extend into the flow channel 102 from the flow regulating channel 103 of the valve body 1 to regulate the flow, and if the thread of the valve core 3 is seized in the central screw hole 201, the valve cover 2 can be directly detached.
Example 3
Referring to fig. 1, on the basis of embodiment 1, the upper port of the flow regulating channel 103 is provided with a counter bore 104, and the valve cover 2 is provided with a plug 202 at the lower port of the central threaded hole 201.
The valve cover 2 is connected to the upper end of the valve body 1 through screws, and the plug 202 of the valve cover 2 is matched with the counter bore 104, so that the centering of the central screw hole 201 and the flow regulating channel 103 can be ensured.
Example 4
Referring to fig. 1, on the basis of embodiment 3, a sealing ring 4 is arranged between the lower end face of the plug 202 and the counterbore 104.
After the valve cover 2 is connected to the valve body 1, the lower end surface of the plug 202 presses the sealing ring 4 in the counter bore 104, so that the flow regulating channel 103 can be sealed.
Example 5
Referring to fig. 1, on the basis of embodiment 1, a plug 5 is further included, and the plug 5 is assembled at an upper port of the central screw hole 201.
The plug 5 can prevent impurities or dust from entering the central screw hole 201.
Example 6
Referring to fig. 1, in embodiment 5, the bonnet 2 is connected to the upper end of the valve body 1 by a screw 6, and the upper port of the central screw hole 201 has a boss 203.
The boss 203 extends out of the upper surface of the bonnet 2 to distinguish the central screw hole 201 from other connecting holes, thereby avoiding confusion.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.
Claims (6)
1. A small conduit flow regulating device, comprising:
the valve comprises a valve body (1), wherein two ends of the valve body (1) are respectively provided with a pipeline interface (101), a flow channel (102) is arranged between the two pipeline interfaces (101), the upper end of the valve body (1) is also provided with a flow regulating channel (103), and the flow regulating channel (103) is communicated with the flow channel (102);
the valve cover (2) is connected to the upper end of the valve body (1), a central screw hole (201) is formed in the valve cover (2), and the central screw hole (201) is aligned with the flow regulating channel (103);
the valve core (3) is assembled in the central screw hole (201) in a threaded mode, and the lower end of the valve core (3) extends into the flow adjusting channel (103) and is used for changing the flow of the flow channel (102).
2. The small pipe flow regulating device according to claim 1, wherein the upper part of the valve core (3) is provided with an external thread section which is in threaded engagement with the central threaded hole (201), and the lower part of the valve core (3) is a polish rod which is in engagement with the flow regulating channel (103).
3. The small pipe flow regulating device according to claim 1, characterized in that the upper port of the flow regulating channel (103) is provided with a counter bore (104) and the valve cover (2) is provided with a plug (202) at the lower port of the central threaded hole (201).
4. The small pipe flow regulating device according to claim 3, characterized in that a sealing ring (4) is provided between the lower end face of the plug (202) and the counterbore (104).
5. Small pipe flow regulating device according to claim 1, characterized in that it further comprises a plug (5), said plug (5) being fitted at the upper port of said central threaded hole (201).
6. Small pipe flow regulating device according to claim 5, characterized in that the valve cover (2) is connected with the upper end of the valve body (1) by means of a screw (6), and the upper port of the central screw hole (201) has a boss (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121527275.2U CN215059638U (en) | 2021-07-06 | 2021-07-06 | Small pipeline flow adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121527275.2U CN215059638U (en) | 2021-07-06 | 2021-07-06 | Small pipeline flow adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215059638U true CN215059638U (en) | 2021-12-07 |
Family
ID=79228278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121527275.2U Active CN215059638U (en) | 2021-07-06 | 2021-07-06 | Small pipeline flow adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215059638U (en) |
-
2021
- 2021-07-06 CN CN202121527275.2U patent/CN215059638U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203604300U (en) | Screw position adjusting structure and hydraulic valve set value adjusting device | |
| CN213271188U (en) | Safety relief valve | |
| CN204784735U (en) | A device for being close to and aim at and seal dish | |
| CN101603609A (en) | The split type pressure-limit valve of a kind of oil pump | |
| CN215059638U (en) | Small pipeline flow adjusting device | |
| CN109469749B (en) | One-way valve device | |
| CN102818046A (en) | Reducing valve, roadheader water system and roadheader | |
| CN205207816U (en) | Stack relief pressure valve | |
| CN201306512Y (en) | Cushion valve | |
| CN204942564U (en) | A kind of handle type butterfly valve for pipe-line system | |
| CN201386841Y (en) | Tube-type back pressure valve | |
| CN2839690Y (en) | Superimposed relief valve | |
| CN203926924U (en) | The throttling stop valve of overlapping P mouth | |
| CN108252973B (en) | Plug-in type direct-acting proportional pressure reducing valve | |
| CN204805919U (en) | Oil spray nozzle | |
| CN202708138U (en) | Stop valve | |
| CN206330701U (en) | A kind of self sealss pressure tapping | |
| CN218152529U (en) | Direct-acting plug-in overflow valve capable of adjusting inlet angle in large range | |
| CN213871386U (en) | High-pressure-difference small-flow regulating valve | |
| CN205118362U (en) | Self -fource pressure difference control valve | |
| CN207988978U (en) | A kind of mud saver valve | |
| CN220749153U (en) | Pressure regulating unit and manual pressure stabilizing valve and automatic pressure stabilizing valve with same | |
| CN210014018U (en) | T-shaped regulating valve | |
| CN208885663U (en) | A kind of screw-in cartridge valve convenient for operation | |
| CN213299617U (en) | Steam pressure stabilizing and stabilizing device for steam injection pipeline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |