CN2811380Y - Pneumatic actuator for asphalt spreading nozzle - Google Patents
Pneumatic actuator for asphalt spreading nozzle Download PDFInfo
- Publication number
- CN2811380Y CN2811380Y CN 200520031591 CN200520031591U CN2811380Y CN 2811380 Y CN2811380 Y CN 2811380Y CN 200520031591 CN200520031591 CN 200520031591 CN 200520031591 U CN200520031591 U CN 200520031591U CN 2811380 Y CN2811380 Y CN 2811380Y
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- piston
- pneumatic actuator
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- connector body
- utility
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Abstract
The utility model relates to a pneumatic actuator for asphalt spreading. The utility model is a device which has the purpose that an asphalt spreading vehicle can control an asphalt spreading nozzle. The utility model has the mainly technical scheme that the utility model can make use of a piston of a pneumatic actuator to drive a valve core by depending on the motion of the piston, so that the starting and turning off operation of the nozzle can be controlled. The utility model comprises an outer casing, a piston component, a valve core component, a connecting component and a sealing component. The pneumatic actuator for asphalt spreading has the advantages that firstly, the utility model has sensitive response, no vibration in the process of starting and turning off, and low air consumption under the high temperature and viscous medium environment; secondly, the valve core has long stroke, large flow quantity, small flow resistance, and water hammer resistant performance; thirdly, a piston rod can use the self-regulation multi-layer sealing structure, so that a switch can be used at 3 million-4 million times without leakage; fourthly, a sliding element can use high temperature resistance grease to lubricate, and the sliding element doesn't need to maintain.
Description
Technical field
The utility model relates to a kind of pneumatic actuating unit of pitch sprinkling nozzle that is used for.
Technical background
Traditional pitch sprinkling nozzle actuator has and adopts connecting rod Synchronization Control valve switch, reacts insensitive, switching frequency is little, it is little to spill cloth width-adjustable scope; The Electromagnetic Control mode that adopts is arranged, and fault rate height, maintenance are big.On the other hand, traditional pitch sprinkling nozzle actuator, automaticity is low, and labor strength is big, and spray width is manually wayward, and the various scale highways of incompatibility are built maintenance work.This shows that there are many defectives in above-mentioned pitch sprinkling nozzle with actuator, need be improved.
Summary of the invention
Main purpose of the present utility model is, overcomes the defective that existing pitch sprinkling nozzle actuator exists, and a kind of pneumatic actuator of new structure is provided, and by this actuator the pitch sprinkling nozzle is controlled.
Of the present utility model time a purpose is, a kind of pitch sprinkling nozzle pneumatic actuator of new structure is provided, and is applicable to the control of high temperature, viscous fluid.
The purpose of this utility model is realized by following technical scheme.According to the pitch sprinkling nozzle pneumatic actuator that the utility model proposes, it comprises: gas-tpe fitting, shell, piston component, core assembly, connector, self-regulation sealing; Piston component, core assembly are connected on the piston rod by nut, and piston rod cooperates with shell by connector, and the self-regulation sealing is loaded in the connector.
The purpose of this utility model can also further realize by following technical measures.
Aforesaid pitch sprinkling nozzle pneumatic actuator, wherein said gas-tpe fitting, material are stainless steel, an end is that bite type connects tracheae; The other end is that screw thread links to each other with the actuator shell.
Aforesaid pitch sprinkling nozzle pneumatic actuator, wherein said actuator shell, material are cast aluminium, outer wall is attacked the screw that links to each other with gas-tpe fitting; The inner inwall that matches with piston that forms by fine finishining.
Aforesaid pitch sprinkling nozzle pneumatic actuator, wherein said piston component, piston is connected on the piston rod by nut; Piston and piston rod are by the sealing of thermostable fluorine glue sealing mat; Piston and actuator shell are by the piston ring packing of thermostable fluorine glue.
Aforesaid pitch sprinkling nozzle pneumatic actuator, wherein said core assembly, valve core are brass; Seal is a polytetrafluoroethylmaterial material; By nut valve core and seal are connected on the piston rod.
Aforesaid pitch sprinkling nozzle pneumatic actuator, wherein said connector, an end seals by interior jump ring and the flexible connection of actuator shell, thermostable fluorine glue sealing ring; The other end is by the valve body that is threaded, the sealing of thermostable fluorine glue sealing ring.
Aforesaid pitch sprinkling nozzle pneumatic actuator, wherein said self-regulation sealing is installed in the connector, presses the high temperature resistant teflon seal of multilayer to play self-regulation by prefastening force spring.
The utility model compared with prior art has tangible advantage and good effect: 1, under the high temperature viscous medium environment, be quick on the draw, open no chatter, gas consumption is low; 2, the long stroke of spool, flow is big, flow resistance is little, anti-water hammer; 3, it is multi-layer sealed that piston rod adopts self-regulation, and switch 300-400 does not have leakage ten thousand times; 4, sliding members adopts high temperature resistant grease lubrication, non-maintaining.
By above technical scheme as can be known, the two-way gas control of its piston motion is quick on the draw; All seals all can be high temperature resistant; Piston rod and connector adopt the self-regulation sealing, guarantee positiver sealing all the time; Shell can 360 ℃ of rotations, and install the optional position.
Description of drawings
Accompanying drawing 1 pitch sprinkling nozzle assembles schematic diagram with pneumatic actuator
The specific embodiment
Below in conjunction with accompanying drawing 1 and preferred embodiment, to according to the pitch sprinkling nozzle pneumatic actuator that the utility model proposes, its concrete structure, feature and effect, describe in detail as after.
See also shown in the accompanying drawing 1, the utility model pitch sprinkling nozzle comprises with pneumatic actuator primary structure and function:
One, gas-tpe fitting, bite type connects tracheae.
Two, actuator shell constitutes piston motion space and air chamber.
Three, piston component promotes the spool action.
Four, core assembly opens and closes nozzle.
Five, connector is connected as a single entity shell, piston component, valve body.
Six, positiver sealing is guaranteed in self-regulation sealing when piston rod movement.
See also shown in the accompanying drawing 1, be pitch sprinkling nozzle pneumatic actuator structure. comprising: gas-tpe fitting (1) one end is connected in actuator shell (2) with thread forms, and the other end connects tracheae with bite type; Piston in the piston component (3) links to each other with piston rod (7) by nut (6) packing ring (17), piston (3) seals with thermostable fluorine glue sealing ring (10) mutually with shell (2), piston (3) seals with thermostable fluorine glue sealing ring (16) mutually with piston rod (7), piston component in shell (2) slidably; Valve core head in the core assembly (8) is connected with piston rod (7) by valve core (15), nut (9); Valve core head (8) material is a polytetrafluoroethylene (PTFE).
Preceding half connector body (4) is connected by screw thread with back half connector body (14); Preceding half connector body (4) connects shell (2) by interior jump ring (18), and preceding half connector body (4) is rotatable in shell (2), and preceding half connector body (4) seals with thermostable fluorine glue sealing ring (11) mutually with shell (2); Back half connector body (14) is connected by screw thread with valve body, and back half connector body (14) seals with thermostable fluorine glue sealing ring (5) mutually with valve body;
The high temperature resistant teflon seal of multilayer (13) is loaded in the back half connector body (14), QY sealing ring (19) is loaded in the preceding half connector body (4), compress by prefastening force spring (12), fit with piston rod (7) is reliable, the big I of prefastening force spring (12) pretightning force is threaded with back half connector body (14) by preceding half connector body (4) and adjusts;
Claims (6)
1, a kind of pitch sprinkling nozzle pneumatic actuator, it is characterized in that it comprises gas-tpe fitting, shell, piston component, core assembly, connector, self-regulation sealing, piston component, core assembly are connected on the piston rod by nut, piston rod cooperates with shell by connector, and the self-regulation sealing is loaded in the connector.
2, pitch sprinkling nozzle pneumatic actuator according to claim 1 is characterized in that described gas-tpe fitting (1) one end connects screw on the shell (2) by external screw thread, and the other end connects tracheae by cutting ferrule.
3, pitch sprinkling nozzle pneumatic actuator according to claim 1, it is characterized in that described piston component: piston (3) is connected piston rod (7) one ends by nut (6) packing ring (17), piston (3) seals with thermostable fluorine glue sealing ring (10) mutually with shell (2), piston (3) seals with thermostable fluorine glue sealing ring (16) mutually with piston rod (7), piston component in shell (2) slidably, with high temperature resistant grease lubrication.
4, pitch sprinkling nozzle pneumatic actuator according to claim 1 is characterized in that described core assembly: valve core head (8) material is a polytetrafluoroethylene (PTFE), links to each other with piston rod (7) one ends by valve core (15), nut (9).
5, pitch sprinkling nozzle pneumatic actuator according to claim 1, it is characterized in that described connector: preceding half connector body (4) is connected by screw thread with back half connector body (14), preceding half connector body (4) is connected by interior jump ring (18) with shell (2), preceding half connector body (4) seals with thermostable fluorine glue sealing ring (11) mutually with shell (2), back half connector body (14) is connected by screw thread with valve body, back half connector body (14) seals with thermostable fluorine glue sealing ring (5) mutually with valve body, and connector can 360 ℃ of rotations in shell (2).
6, pitch sprinkling nozzle pneumatic actuator according to claim 1, it is characterized in that described self-regulation sealing: the high temperature resistant teflon seal of multilayer (13) is loaded in the back half connector body (14), QY sealing ring (19) is loaded in the preceding half connector body (4), compress by prefastening force spring (12), remain sealing with piston rod (7), the big I of prefastening force spring (12) pretightning force is threaded with back half connector body (14) by preceding half connector body (4) and adjusts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520031591 CN2811380Y (en) | 2005-08-19 | 2005-08-19 | Pneumatic actuator for asphalt spreading nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520031591 CN2811380Y (en) | 2005-08-19 | 2005-08-19 | Pneumatic actuator for asphalt spreading nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2811380Y true CN2811380Y (en) | 2006-08-30 |
Family
ID=36937767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520031591 Expired - Lifetime CN2811380Y (en) | 2005-08-19 | 2005-08-19 | Pneumatic actuator for asphalt spreading nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2811380Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979148A (en) * | 2010-11-02 | 2011-02-23 | 陕西长大实业有限公司 | Asphalt spray nozzle |
| CN102505621A (en) * | 2011-12-08 | 2012-06-20 | 中联重科股份有限公司 | Spraying system, spraying control equipment and method and engineering mechanical equipment |
| CN104154403A (en) * | 2014-08-08 | 2014-11-19 | 诸暨市樱芝雪机械有限公司 | Oil injection nozzle for multifunctional lubricating oil gun |
| CN104437940A (en) * | 2014-12-24 | 2015-03-25 | 深圳市沃尔核材股份有限公司 | Controllable leakage stop shower nozzle |
| CN105952955A (en) * | 2016-07-11 | 2016-09-21 | 苏州博合雅工程材料科技有限公司 | Single-acting poking fork type pneumatic actuator |
| CN106051285A (en) * | 2016-07-11 | 2016-10-26 | 苏州博合雅工程材料科技有限公司 | Large-torque shifting fork type pneumatic actuator |
| CN108166353A (en) * | 2017-12-20 | 2018-06-15 | 中联重科股份有限公司 | Oil sprinkling device and oil sprinkling system |
-
2005
- 2005-08-19 CN CN 200520031591 patent/CN2811380Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979148A (en) * | 2010-11-02 | 2011-02-23 | 陕西长大实业有限公司 | Asphalt spray nozzle |
| CN101979148B (en) * | 2010-11-02 | 2015-08-26 | 陕西中土重工机械有限公司 | A kind of Asphalt-distributing spray head |
| CN102505621A (en) * | 2011-12-08 | 2012-06-20 | 中联重科股份有限公司 | Spraying system, spraying control equipment and method and engineering mechanical equipment |
| CN104154403A (en) * | 2014-08-08 | 2014-11-19 | 诸暨市樱芝雪机械有限公司 | Oil injection nozzle for multifunctional lubricating oil gun |
| CN104154403B (en) * | 2014-08-08 | 2016-06-29 | 诸暨市樱芝雪机械有限公司 | A kind of multifunctional lubricating oil gun pump nozzle |
| CN104437940A (en) * | 2014-12-24 | 2015-03-25 | 深圳市沃尔核材股份有限公司 | Controllable leakage stop shower nozzle |
| CN105952955A (en) * | 2016-07-11 | 2016-09-21 | 苏州博合雅工程材料科技有限公司 | Single-acting poking fork type pneumatic actuator |
| CN106051285A (en) * | 2016-07-11 | 2016-10-26 | 苏州博合雅工程材料科技有限公司 | Large-torque shifting fork type pneumatic actuator |
| CN108166353A (en) * | 2017-12-20 | 2018-06-15 | 中联重科股份有限公司 | Oil sprinkling device and oil sprinkling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HENAN LUTAI ROAD MAINTENANCE MACHINERY MANUFACTURI Free format text: FORMER NAME: HENAN LUTAI ENGINEERING MACHINERY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: North West of Xuchang city in Henan province 461000 Patentee after: Henan Lutai Engineering Machinery Co., Ltd. Address before: North West of Xuchang city in Henan province 461000 Patentee before: Henan Lutai Engineering Machinery Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: HE NAN LUTAI ROAD MAINTENANCE MACHINERY CO., LTD. Free format text: FORMER NAME: HENAN LUTAI ROAD MAINTENANCE MACHINERY MANUFACTURING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: North West of Xuchang city in Henan province 461000 Patentee after: Henan Lutai Road Maintenance Machinery Co., Ltd. Address before: North West of Xuchang city in Henan province 461000 Patentee before: Henan Lutai Engineering Machinery Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 461000, Henan, Xuchang Province Hong Teng Avenue Patentee after: Henan Lutai Road Maintenance Machinery Co., Ltd. Address before: North West of Xuchang city in Henan province 461000 Patentee before: Henan Lutai Road Maintenance Machinery Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: HE NAN WANLI ROAD + BRIDGE GROUP CO., LTD. Free format text: FORMER OWNER: HE NAN LUTAI ROAD MAINTENANCE MACHINERY CO., LTD. Effective date: 20111212 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20111212 Address after: 461000 private science and technology zone of Henan Province Patentee after: He'nan Wanli Road & Bridge Group Co., Ltd. Address before: 461000, Henan, Xuchang Province Hong Teng Avenue Patentee before: Henan Lutai Road Maintenance Machinery Co., Ltd. |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150819 Granted publication date: 20060830 |
|
| EXPY | Termination of patent right or utility model |