CN102966771B - One-way throttle valve - Google Patents
One-way throttle valve Download PDFInfo
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- CN102966771B CN102966771B CN201210464509.2A CN201210464509A CN102966771B CN 102966771 B CN102966771 B CN 102966771B CN 201210464509 A CN201210464509 A CN 201210464509A CN 102966771 B CN102966771 B CN 102966771B
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Abstract
本发明涉及阀体技术领域，特别涉及一种单向节流阀，包括阀体，设有阀体上的阀芯座，所述阀体上成型有进气口，阀腔以及出气口，所述阀芯座内成型有阀芯腔，所述阀芯腔通过阀口与阀腔连通，所述进气口通过上流道与阀芯腔连通，所述阀芯腔内可上下移动地设有阀芯，阀芯底部与阀口对应设置，阀芯上固定连接有螺杆，所述螺杆上端穿过阀芯座上的螺孔与螺帽连接，所述阀腔底部设有后盖螺帽，所述进气口通过下流道与阀腔连通，下流道处对应设有密封座，所述密封座与后盖螺帽设有压缩弹簧。本发明设有上流道和下流道，开启时，上流道和下流道均进气，可有效满足执糙元件的运动速度。
The present invention relates to the field of valve body technology, in particular to a one-way throttle valve, which includes a valve body, a valve core seat on the valve body, an air inlet, a valve cavity and an air outlet formed on the valve body. A valve core cavity is formed in the valve core seat, the valve core cavity communicates with the valve cavity through the valve port, the air inlet communicates with the valve core cavity through the upper flow channel, and the valve core cavity is movable up and down. The valve core, the bottom of the valve core is set corresponding to the valve port, the valve core is fixedly connected with a screw, the upper end of the screw passes through the screw hole on the valve core seat and is connected with the nut, and the bottom of the valve cavity is provided with a back cover nut, The air inlet communicates with the valve cavity through the lower flow channel, and the lower flow channel is correspondingly provided with a sealing seat, and the sealing seat and the back cover nut are provided with a compression spring. The present invention is provided with an upper flow channel and a lower flow channel, and when opened, both the upper flow channel and the lower flow channel are filled with air, which can effectively satisfy the moving speed of the rough element.
Description
技术领域 technical field
本发明涉及阀体技术领域，特别涉及一种单向节流阀。The invention relates to the technical field of valve bodies, in particular to a one-way throttle valve.
背景技术 Background technique
单向节流阀是阀体的一种，为人们所熟知常见。现有单向节流阀因结构设置不合理，在调节气体流量时，无法满足执行元件的运动速度，从而影响产品的整体质量，有必要对现有单向节流阀进行有效改进。The one-way throttle valve is a kind of valve body, which is well known and common. Due to the unreasonable structural setting of the existing one-way throttle valve, the movement speed of the actuator cannot be satisfied when adjusting the gas flow, thereby affecting the overall quality of the product. It is necessary to effectively improve the existing one-way throttle valve.
发明内容 Contents of the invention
本发明的目的在于针对现有技术的缺陷和不足，提供一种结构紧凑、设置合理，运动速度快的单向节流阀。The object of the present invention is to provide a one-way throttle valve with compact structure, reasonable setting and fast movement speed in view of the defects and deficiencies of the prior art.
为实现上述目的，本发明采用以下技术方案：To achieve the above object, the present invention adopts the following technical solutions:
本发明所述的一种单向节流阀，包括阀体，设有阀体上的阀芯座，所述阀体上成型有进气口，阀腔以及出气口，所述阀芯座内成型有阀芯腔，所述阀芯腔通过阀口与阀腔连通，所述进气口通过上流道与阀芯腔连通，所述阀芯腔内可上下移动地设有阀芯，阀芯底部与阀口对应设置，阀芯上固定连接有螺杆，所述螺杆上端穿过阀芯座上的螺孔与螺帽连接，所述阀腔底部设有后盖螺帽，所述进气口通过下流道与阀腔连通，下流道处对应设有密封座，所述密封座与后盖螺帽设有压缩弹簧。A one-way throttle valve according to the present invention includes a valve body, and a valve core seat on the valve body is provided. An air inlet, a valve cavity and an air outlet are formed on the valve body. A valve core cavity is formed, the valve core cavity communicates with the valve cavity through the valve port, the air inlet communicates with the valve core cavity through the upper flow channel, and the valve core cavity is movable up and down. The bottom is set corresponding to the valve port, the valve core is fixedly connected with a screw, the upper end of the screw passes through the screw hole on the valve core seat and is connected with the nut, the bottom of the valve cavity is provided with a back cover nut, and the air inlet The lower flow channel communicates with the valve cavity, and the lower flow channel is correspondingly provided with a sealing seat, and the sealing seat and the rear cover nut are provided with a compression spring.
进一步地，所述螺杆上穿设有拼紧螺帽。Further, a tightening nut is pierced on the screw rod.
进一步地，所述阀芯底部外周上设有密封圈。Further, a sealing ring is provided on the outer periphery of the bottom of the valve core.
本发明有益效果为：本发明所述进气口通过上流道与阀芯腔连通，所述阀芯腔内可上下移动地设有阀芯，阀芯底部与阀口对应设置，所述阀腔底部设有后盖螺帽，所述进气口通过下流道与阀腔连通，下流道处对应设有密封座，所述密封座与后盖螺帽设有压缩弹簧。本发明设有上流道和下流道，开启时，上流道和下流道均进气，可有效满足执糙元件的运动速度。The beneficial effects of the present invention are: the air inlet of the present invention communicates with the spool cavity through the upper flow passage, the spool cavity is provided with a spool that can move up and down, the bottom of the spool is arranged corresponding to the valve port, and the valve cavity A back cover nut is provided at the bottom, the air inlet communicates with the valve chamber through a lower flow channel, and a sealing seat is correspondingly provided at the lower flow channel, and a compression spring is provided between the sealing seat and the back cover nut. The invention is provided with an upper flow channel and a lower flow channel. When opened, both the upper flow channel and the lower flow channel are filled with air, which can effectively meet the moving speed of the roughness control element.
附图说明 Description of drawings
图1是本发明的剖视结构示意图。Fig. 1 is a schematic cross-sectional structure diagram of the present invention.
图中：In the picture:
1、螺帽； 2、拼紧螺帽； 3、阀芯座；4、上流道；1. Nut; 2. Tighten the nut; 3. Valve core seat; 4. Upper runner;
5、进气口； 6、下流道； 7、阀体；8、密封座；5. Air inlet; 6. Downflow channel; 7. Valve body; 8. Seal seat;
9、压缩弹簧； 10、后盖螺帽； 11、阀腔；12、出气口；9. Compression spring; 10. Back cover nut; 11. Valve cavity; 12. Air outlet;
13、阀口； 14、密封圈； 15、阀芯；16、阀芯腔；13. Valve port; 14. Seal ring; 15. Valve core; 16. Valve core cavity;
17、螺杆。17, screw.
具体实施方式 Detailed ways
下面结合附图对本发明作进一步的说明。The present invention will be further described below in conjunction with the accompanying drawings.
如图1所示，本发明所述的一种单向节流阀，包括阀体7，设有阀体7上的阀芯座3，即所述阀体7和阀芯座3构成本发明主体结构。As shown in Fig. 1, a kind of one-way throttle valve of the present invention comprises valve body 7, is provided with valve core seat 3 on valve body 7, namely described valve body 7 and valve core seat 3 constitute the present invention. main structure.
所述阀体7上成型有进气口5，阀腔11以及出气口12，所述阀芯座3内成型有阀芯腔16，所述阀芯腔16通过阀口13与阀腔11连通，所述进气口5通过上流道4与阀芯腔16连通。所述进气口5通过下流道6与阀腔11连通。The valve body 7 is formed with an air inlet 5, a valve cavity 11 and an air outlet 12, and a valve core cavity 16 is formed in the valve core seat 3, and the valve core cavity 16 communicates with the valve cavity 11 through a valve port 13 , the air inlet 5 communicates with the spool chamber 16 through the upper channel 4 . The air inlet 5 communicates with the valve cavity 11 through the lower flow channel 6 .
所述阀芯腔16内可上下移动地设有阀芯15，阀芯15底部与阀口13对应设置，阀芯15主要用于启闭阀口13，用于连通或关闭进气口5与出气口12。本发明优选所述阀芯15底部外周上设有密封圈14，有效增加本发明的气密性能。所述下流道6处对应设有密封座8，所述密封座8与后盖螺帽10设有压缩弹簧9，密封座8用于启闭进气口5与阀腔11之间的连通。The spool cavity 16 is provided with a spool 15 that can move up and down, and the bottom of the spool 15 is set corresponding to the valve port 13. The spool 15 is mainly used for opening and closing the valve port 13, and is used to connect or close the air inlet 5 and the valve port 13. Air outlet 12. In the present invention, a sealing ring 14 is preferably provided on the outer periphery of the bottom of the valve core 15 to effectively increase the airtight performance of the present invention. The lower runner 6 is correspondingly provided with a sealing seat 8 , and the sealing seat 8 and the rear cover nut 10 are provided with a compression spring 9 , and the sealing seat 8 is used for opening and closing the communication between the air inlet 5 and the valve cavity 11 .
所述阀芯15上固定连接有螺杆17，所述螺杆17上端穿过阀芯座3上的螺孔与螺帽1连接，所述阀腔11底部设有后盖螺帽10。螺帽10以及螺杆17用于驱动阀芯15上下移动。所述螺杆17上穿设有拼紧螺帽2，将螺杆17调到所需位置并用拼紧螺帽2固定，使出气口12输出的流量一致。The valve core 15 is fixedly connected with a screw rod 17 , the upper end of the screw rod 17 passes through the screw hole on the valve core seat 3 and is connected with the nut 1 , and the bottom of the valve cavity 11 is provided with a rear cover nut 10 . The nut 10 and the screw rod 17 are used to drive the valve core 15 to move up and down. The screw rod 17 is threaded with a tightening nut 2, and the screw rod 17 is adjusted to a desired position and fixed with the tightening nut 2, so that the output flow of the air outlet 12 is consistent.
工作原理：图1所示，本发明处于关闭状态，需开启本发明时，逆时针旋转螺帽1及螺杆17，阀芯15上移，此时进气口5与阀腔11处于连通状态，气体从进气口5进行阀腔11，阀腔11内气压升高，挤压密封座8下移，下流道6开启，一部气气体从下流道6进入阀腔，经出气口12排出本发明外。需关闭本发明时，顺时针旋转螺帽1及螺杆17，阀芯15下移，进气口5与阀腔11处于关闭状态，阀腔11内气压降低，密封座8在压缩弹簧9的作用下上移，封闭下流道6，本发明关闭。Working principle: As shown in Figure 1, the present invention is in the closed state. When the present invention needs to be opened, the nut 1 and the screw rod 17 are rotated counterclockwise, and the valve core 15 moves upward. The gas enters the valve cavity 11 from the air inlet 5, the air pressure in the valve cavity 11 rises, the extrusion sealing seat 8 moves down, the lower flow channel 6 opens, a part of the gas enters the valve cavity from the lower flow channel 6, and is discharged through the gas outlet 12. Invention outside. When the present invention needs to be closed, the nut 1 and the screw rod 17 are rotated clockwise, the valve core 15 moves down, the air inlet 5 and the valve cavity 11 are in a closed state, the air pressure in the valve cavity 11 decreases, and the sealing seat 8 acts on the compression spring 9. Move up and down, close the lower runner 6, and the present invention closes.
以上所述仅是本发明的较佳实施方式，故凡依本发明专利申请范围所述的构造、特征及原理所做的等效变化或修饰，均包括于本发明专利申请范围内。The above is only a preferred embodiment of the present invention, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the patent application of the present invention are included in the scope of the patent application of the present invention.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464509.2A CN102966771B (en) | 2012-11-16 | 2012-11-16 | One-way throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464509.2A CN102966771B (en) | 2012-11-16 | 2012-11-16 | One-way throttle valve |
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| Publication Number | Publication Date |
|---|---|
| CN102966771A CN102966771A (en) | 2013-03-13 |
| CN102966771B true CN102966771B (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210464509.2A Active CN102966771B (en) | 2012-11-16 | 2012-11-16 | One-way throttle valve |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360376B (en) * | 2020-12-10 | 2022-02-15 | 西南石油大学 | A helical drill string internal blowout prevention check valve |
| CN118442365B (en) * | 2024-07-08 | 2024-09-27 | 济南隆利液压装置有限责任公司 | Valve core assembly for throttle valve and throttle valve |
| CN120819673B (en) * | 2025-09-18 | 2025-11-14 | 肯卓自控工程(江苏)有限公司 | Automatic distributing and depressurizing regulating valve |
Citations (6)
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|---|---|---|---|---|
| US3472479A (en) * | 1968-02-07 | 1969-10-14 | Clemar Mfg Corp | Power actuated valve with manually adjustable means for volume regulation and for manually operating valve when motor power is inoperative |
| US5662139A (en) * | 1995-09-08 | 1997-09-02 | Lish; Dennis N. | Pressure relief valve with lockout position |
| CN201764039U (en) * | 2010-07-19 | 2011-03-16 | 浙江艾迪西流体控制股份有限公司 | Self non-return stop valve |
| CN202501082U (en) * | 2012-03-25 | 2012-10-24 | 重庆磐恒阀门有限公司 | High-voltage gas electromagnetic valve |
| CN202812333U (en) * | 2012-08-23 | 2013-03-20 | 宁波索诺工业自控设备有限公司 | One-way throttle valve |
| CN202955291U (en) * | 2012-11-16 | 2013-05-29 | 宁波索诺工业自控设备有限公司 | One-way throttle valve |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2255282C2 (en) * | 1972-11-11 | 1982-05-19 | Knorr-Bremse GmbH, 8000 München | Throttle valve, in particular one-way flow control valve |
| DE3644814A1 (en) * | 1986-02-05 | 1987-08-06 | Enfo Grundlagen Forschungs Ag | Valve |
| CN201963973U (en) * | 2010-12-21 | 2011-09-07 | 芜湖盛力制动有限责任公司 | Relief valve for braking system for automobile and engineering machineries |
-
2012
- 2012-11-16 CN CN201210464509.2A patent/CN102966771B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3472479A (en) * | 1968-02-07 | 1969-10-14 | Clemar Mfg Corp | Power actuated valve with manually adjustable means for volume regulation and for manually operating valve when motor power is inoperative |
| US5662139A (en) * | 1995-09-08 | 1997-09-02 | Lish; Dennis N. | Pressure relief valve with lockout position |
| CN201764039U (en) * | 2010-07-19 | 2011-03-16 | 浙江艾迪西流体控制股份有限公司 | Self non-return stop valve |
| CN202501082U (en) * | 2012-03-25 | 2012-10-24 | 重庆磐恒阀门有限公司 | High-voltage gas electromagnetic valve |
| CN202812333U (en) * | 2012-08-23 | 2013-03-20 | 宁波索诺工业自控设备有限公司 | One-way throttle valve |
| CN202955291U (en) * | 2012-11-16 | 2013-05-29 | 宁波索诺工业自控设备有限公司 | One-way throttle valve |
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| CN102966771A (en) | 2013-03-13 |
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Denomination of invention: A one-way throttle valve Granted publication date: 20140716 Pledgee: Agricultural Bank of China Limited Ningbo Fenghua sub branch Pledgor: NINGBO SONO MANUFACTURING Co.,Ltd. Registration number: Y2025980027825 |