CN201723786U - Three-position four-way ceramic manual rotation valve - Google Patents
Three-position four-way ceramic manual rotation valve Download PDFInfo
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- CN201723786U CN201723786U CN201020235076XU CN201020235076U CN201723786U CN 201723786 U CN201723786 U CN 201723786U CN 201020235076X U CN201020235076X U CN 201020235076XU CN 201020235076 U CN201020235076 U CN 201020235076U CN 201723786 U CN201723786 U CN 201723786U
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Abstract
The utility model relates to a three-position four-way ceramic manual rotation valve, which is designed for solving the technical problem of poor structural design of existing similar products. By employing ceramics to replace polyurethane or polytetrafluoroethylene for sealing, the manual rotation valve is mainly characterized in that a base plate of the manual rotation valve is fixed onto a valve body by the aid of a fixing and positioning pin, valve cover O-shaped rings are arranged at the connecting positions of the valve body, the base plate and a valve cover, a rotary shaft, a copper gasket and a rotary shaft O-shaped ring are arranged at the position of an inner hole of the valve cover in a matching manner, the base plate is connected with a rotary block, a three-point positioning sheet is embedded into a groove of the valve cover, threads are arranged on the outer circumference of the valve cover, a nut is arranged at the position of the threads, and a rotary positioning pin is arranged at the connecting position of the cap and valve cover. The three-position four-way ceramic manual rotation valve has the advantages of stable size, low manufacturing cost, abrasion resistance, reliable sealing performance, long service life and convenient assembly, and is used for a control element of a mechanical equipment system.
Description
Technical field
The utility model relates to the Pneumatic Control Technology field, is a kind of 3-position 4-way pottery hand rotary valve.
Background technique
Solenoid directional control valve is that the thrust with electromagnet promotes the control valve of valve core movement with the conversion fluid flow direction, the relative working position of the conversion valve core of solenoid directional control valve in valve body, each hydraulic fluid port of valve body is communicated with or disconnection, thus the commutation of control actuating component or start and stop.It is by operation control mode branch: electromagnetism, surge, electric liquid, motor-driven, manual, the hand rotary valve is the solenoid directional control valve by manually-operable control, and how many hand rotary valves can be divided into two-position three way, two-position four-way, 3-position 4-way etc. by its working position number and number of vias.As the patent No. ZL200520014593.3 that discloses in the Chinese patent literature, November 8 2006 notice of authorization day, model utility title " hand rotary valve "; Above-mentioned hand rotary valve exists that feel is heavy, and commutation ability is subjected to the influence of pressure change bigger, and sealability is often leaked along with working environment and Temperature Influence.
Can overcome the problems referred to above, as the patent No. ZL200920142035.3 that discloses in the Chinese patent literature, December 16 2009 notice of authorization day, model utility title " ceramic sealing device of multidigit hand rotary valve "; This device comprise be located at valve body die cavity heavy stand, with the radially fixing ceramic stator of described valve body; Described ceramic stator is axially arranged with a plurality of through holes, described a plurality of through hole valve port in described valve body respectively is communicated in a plurality of interfaces of described valve body sidepiece, valve port upper end in the described valve body is embedded with the step collar, the flange circumference outer wall of the described step collar is provided with sealing O type circle, and described ceramic stator is located at described step collar upper-end surface.Described ceramic stator is radially fixing by centrepin and side pin and described valve body.Though this device is provided with ceramic stator and ceramic moving plate, its stability of structure, sealing are relatively poor.
Summary of the invention
For overcoming above-mentioned deficiency, the utility model provides a kind of to related domain and replaces the 3-position 4-way pottery hand rotary valve that sealed by polyamine fat or polytetrafluoroethylene by pottery, makes it solve the existing not good enough technical problem of like product structural design.Its objective is and be achieved through the following technical solutions.
A kind of 3-position 4-way pottery hand rotary valve, this hand rotary valve comprises valve body, valve gap, cap head, and valve body is connected by plus screw, pad with valve gap, and valve gap is connected with the cap head.Its concrete structure is as follows:
Described valve body is provided with inlet hole P, air outlet hole A, air outlet hole B, exhaust port R, four are crosswise distributes, and valve body is provided with the chassis, and valve body is fixed in by fixed locating stud in the chassis, the joint on valve body and chassis is provided with chassis O shape circle, and valve body, chassis, valve gap joint are provided with valve gap O shape circle.
The endoporus place of described valve gap is furnished with rotatingshaft, copper backing, rotatingshaft O shape circle, and chassis and moving block joint are provided with groove, the fixedly connected moving block of an end of rotatingshaft, and the other end connects the endoporus and the cap head of valve gap; The external diameter of rotatingshaft is provided with big spring, and an end of big spring connects moving block, and the other end connects the stage casing projection of rotatingshaft, and the groove that valve gap is connected with the cap head clamps into the three points location sheet; The external diameter of valve gap is provided with screw thread, and the screw thread place is provided with nut.
Described cap head and valve gap joint are furnished with little spring, steel ball, rotating position pin, and the steel ball in the cap head is arranged at the three points location sheet of valve gap and cap head joint, and steel ball connects little spring; Cap head and rotatingshaft are fixed by pin, and an end of handle connects the bakelite ball, and the other end links to each other with the cap head, and the top of cap head is furnished with the aluminium label.
In sum, chassis, moving block adopt ceramic seal, have improved wear resistance and the stability of moving block when rotate on the chassis.Moving 45 ° of handle revolution, handle drives the cap head and rotates, the rotatingshaft that the cap head drives in the valve gap rotates, rotatingshaft drives moving block and rotates, corresponding groove changes between pottery moving block and the ceramic chassis, inlet hole, air outlet hole, exhaust port produce different break-makes, and this manually operated valve turns to another working state from a working state, promptly controls three working staties of moving block by handle.
The utility model is controlled three valve body working holes with ceramic seal, constituted the control unit that is used for mechanical equipment system, be characterized in: 1, valve body, valve gap, cap head adopt advanced extrusion process, not only are fit to produce in batches, and have dimensionally stable, cheap.2, valve body adopts ceramic seal, and is wear-resisting, sealability is reliable, increased product working life, and service behaviour is not subjected to effects of air pressure and changes, and opens and closes flexibly.3, chassis and moving block are provided with the many places groove, and utilizing cooperatively interacts between the groove realizes three working staties significantly improving aspect stable performance.4, valve cover surfaces is installed nut, has made things convenient for the multi-faceted installation of product.
Description of drawings
Fig. 1 is a sectional structure schematic representation of the present utility model, indicates inlet hole P among the figure, air outlet hole A, B and exhaust port R.
Fig. 2 is a working state structure schematic representation of the present utility model, and dotted line is the position of other two states of handle among the figure, and the angle stroke that handle rotates is 90 degree.
Fig. 3 is a functional graphic schematic symbol diagram of the present utility model, and C1 closes working state for inlet hole P among the figure, and C2 is the inlet hole P working state that communicates with air outlet hole A, and C3 is the inlet hole P working state that communicates with air outlet hole B.
Figure number and title: 1, valve body, 2, the chassis, 3, chassis O shape circle, 4, fixed locating stud, 5, valve gap O shape circle, 6, moving block, 7, big spring, 8, rotatingshaft, 9, copper backing, 10, rotatingshaft O shape circle, 11, valve gap, 12, the cap head, 13, rotating position pin, 14, little spring, 15, steel ball, 16, pin, 17, plus screw, 18, pad, 19, handle, 20, the bakelite ball, 21, three points location sheet, 22, nut, 23, the aluminium label.
Embodiment
Be example with the utility model of TGC-34-S-10 model in conjunction with the accompanying drawings now, its structure, member mutual alignment relation and working principle are further described.As shown in Figure 1, this hand rotary valve is made up of valve body 1, valve gap 11, cap head 12, and valve body is connected with valve gap, and valve gap is connected with the cap head, and the cap head is provided with handle 19.Wherein, valve body is provided with inlet hole P, air outlet hole A, B and exhaust port R, and valve body and chassis are connected as a single entity by fixed locating stud 4, and the joint is provided with chassis O shape circle 3; Valve gap 11 is provided with valve gap O shape circle 5 with chassis, valve body three joint, and valve gap is fixed in valve body by plus screw 17, pad 18, and valve gap and valve body are connected as a single entity; The chassis is connected with moving block 6, and the chassis of joint, moving block are respectively equipped with the many places groove; The endoporus place of valve gap is furnished with rotatingshaft 8, rotatingshaft O shape circle 10, copper backing 9; Rotatingshaft connects moving block, big spring 7, and pin 16 is connected the cap head with rotatingshaft; Valve gap and cap head 12 joints are provided with two grooves, three points location sheet 21 embeds in one of them groove, the external diameter surface of valve gap is furnished with nut 22, be provided with rotating position pin 13 in the groove that cap is first with valve gap is connected, another with groove that valve gap is connected in be provided with little spring 14, steel ball 15, steel ball is butted on the three points location sheet of valve gap mutually by little spring, the top of cap head is furnished with aluminium label 23, handle 19 1 end attachment cap heads, the other end connects bakelite ball 20.
Its working principle such as Fig. 2, shown in Figure 3, C1, C2 and C3 represent three working staties among Fig. 3, P, A, B, R are four ports.First position C1 is the groundwork state, inlet hole P, and air outlet hole A, B and exhaust port R all are closed; During the C2 working state, inlet hole P air-flow flows to the moving block groove from valve body by the through hole the chassis, flow to the chassis from the moving block groove again and flow to valve body air outlet hole A, and air outlet hole B air-flow flows to the moving block groove from valve body by the through hole the chassis, flows to the chassis from the moving block groove again and flows to valve body exhaust port R; During the C3 working state, inlet hole P air pressure stream is to air outlet hole B, and air outlet hole A communicates with exhaust port R.
Claims (1)
1. 3-position 4-way pottery hand rotary valve, this hand rotary valve comprises valve body (1), valve gap (11), cap head (12), and valve body is connected by plus screw (17), pad (18) with valve gap, and valve gap is connected with the cap head; It is characterized in that:
A) described valve body (1) is provided with inlet hole P, air outlet hole A, air outlet hole B, exhaust port R, four are crosswise distributes, valve body is provided with chassis (2), valve body is fixed in by fixed locating stud (4) in the chassis, the joint on valve body and chassis is provided with chassis O shape circle (3), and valve body, chassis, valve gap (11) joint are provided with valve gap O shape circle (5);
B) the endoporus place of described valve gap (11) is furnished with rotatingshaft (8), copper backing (9), rotatingshaft O shape circle (10), and chassis and moving block (6) joint is provided with groove, the fixedly connected moving block of an end of rotatingshaft, and the other end connects the endoporus and the cap head (12) of valve gap; The external diameter of rotatingshaft is provided with big spring (7), and an end of big spring connects moving block, and the other end connects the stage casing projection of rotatingshaft, and the groove that valve gap is connected with the cap head clamps into three points location sheet (21); The external diameter of valve gap is provided with screw thread, and the screw thread place is provided with nut (22);
C) described cap head (12) is furnished with little spring (14), steel ball (15), rotating position pin (13) with valve gap (11) joint, and the steel ball in the cap head is arranged at the three points location sheet of valve gap and cap head joint, and steel ball connects little spring; Cap head and rotatingshaft are fixing by pin (16), and an end of handle (19) connects bakelite ball (20), and the other end links to each other with the cap head, and the top of cap head is furnished with aluminium label (23).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201020235076XU CN201723786U (en) | 2010-06-23 | 2010-06-23 | Three-position four-way ceramic manual rotation valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201020235076XU CN201723786U (en) | 2010-06-23 | 2010-06-23 | Three-position four-way ceramic manual rotation valve |
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CN201723786U true CN201723786U (en) | 2011-01-26 |
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CN201020235076XU Expired - Fee Related CN201723786U (en) | 2010-06-23 | 2010-06-23 | Three-position four-way ceramic manual rotation valve |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103899789A (en) * | 2014-03-12 | 2014-07-02 | 哈尔滨工程大学 | Gear mechanical reversing valve |
CN105443482A (en) * | 2015-12-04 | 2016-03-30 | 沈阳飞研航空设备有限公司 | Hand-operated direction valve |
CN106930993A (en) * | 2015-12-29 | 2017-07-07 | 博世力士乐(常州)有限公司 | Reversal valve |
CN109396942A (en) * | 2017-08-17 | 2019-03-01 | 上海阿为特精密机械股份有限公司 | Draw water water trap |
CN109899334A (en) * | 2019-02-19 | 2019-06-18 | 南京南瑞水利水电科技有限公司 | A kind of hydrogovernor rotary valve main control valve |
CN111442117A (en) * | 2020-04-06 | 2020-07-24 | 河北晨晓工业自动化设备有限公司 | Multi-position reversing integral disposable cut-off valve |
-
2010
- 2010-06-23 CN CN201020235076XU patent/CN201723786U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103899789A (en) * | 2014-03-12 | 2014-07-02 | 哈尔滨工程大学 | Gear mechanical reversing valve |
CN105443482A (en) * | 2015-12-04 | 2016-03-30 | 沈阳飞研航空设备有限公司 | Hand-operated direction valve |
CN106930993A (en) * | 2015-12-29 | 2017-07-07 | 博世力士乐(常州)有限公司 | Reversal valve |
CN109396942A (en) * | 2017-08-17 | 2019-03-01 | 上海阿为特精密机械股份有限公司 | Draw water water trap |
CN109899334A (en) * | 2019-02-19 | 2019-06-18 | 南京南瑞水利水电科技有限公司 | A kind of hydrogovernor rotary valve main control valve |
CN111442117A (en) * | 2020-04-06 | 2020-07-24 | 河北晨晓工业自动化设备有限公司 | Multi-position reversing integral disposable cut-off valve |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20160623 |