CN203594835U - Hydraulic control three-way ball valve - Google Patents
Hydraulic control three-way ball valve Download PDFInfo
- Publication number
- CN203594835U CN203594835U CN201320802736.1U CN201320802736U CN203594835U CN 203594835 U CN203594835 U CN 203594835U CN 201320802736 U CN201320802736 U CN 201320802736U CN 203594835 U CN203594835 U CN 203594835U
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- hydraulic control
- gear
- closed cavity
- ball valve
- rotating shaft
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Abstract
The utility model discloses a hydraulic control three-way ball valve. The hydraulic control three-way ball valve comprises a valve body, a ball base installed in the valve body, a ball body installed on the ball base, and a ball body rotating shaft fixedly connected to the ball body, wherein the cross section of the ball body rotating shaft is in the shape of a regular polygon. The hydraulic control three-way ball valve further comprises a hydraulic control block, the hydraulic control block comprises a gear, a rack, a thread ejecting rod, an ejecting rod and a movable sleeve, and the gear is matched with the ball body rotating shaft through a regular-polygonal hole formed the center of the gear; the gear is matched with the rack, and the rack, the thread ejecting rod and the ejecting rod are sequentially connected in an end-to-end mode; the movable sleeve is arranged outside the thread ejecting rod in a sleeved mode, the movable sleeve and the thread ejecting rod form an annular closed cavity, and a second control opening is communicated with the annular closed cavity; the closed cavity is formed in the left end of the ejecting rod, a first control opening is communicated with the closed cavity, and the area of the cross section of the left end of the ejecting rod is larger than the area of the cross section of the annular closed cavity. The reversing efficiency of the hydraulic control three-way ball valve is improved, and labor intensity is reduced.
Description
Technical field
The utility model belongs to valve technology field, is specifically related to a kind of hydraulic control tee ball valve.
Background technique
Ball valve and gate valve belong to same class valve, and the closure member that difference is ball valve is a spheroid, done unlatching that rotation realizes institute's adapter road, close around valve body center line by spheroid.Ball valve is mainly used to make the flow direction that cuts off, distributes and change medium in pipeline.Tee ball valve is a kind of novel ball valve, is divided into T-shaped and L-type, T-shapedly can make three mutual UNICOMs of orthogonal pipeline and cut off Article 3 passage, plays shunting, interflow acts on; L triple ball-type can only connect two mutually orthogonal pipelines, can not keep being interconnected of Article 3 pipeline simultaneously, only plays distributional effects.
Tee ball valve is widely used, and it has the following advantages: fluid resistance is little, and its resistance coefficient equates with the pipeline section of same length; Simple in structure, volume is little, lightweight; Closely reliable, the seal face materials of ball valve is widely used plastics, good airproof performance, in vacuum system, is also widely used; Easy to operate, open and close rapidly, from standard-sized sheet to complete shut-down, need only half-twist, be convenient to remote control; Easy to maintenance, ball-valve structure is simple, and seal ring is all generally movable, and dismounting and change is all more convenient; Applied widely, latus rectum from little to several millimeter, arrives greatly several meters, all can apply from high vacuum to high pressure.
The reversing mode of common tee ball valve is handle wrench dynamic formula, and on the one hand, in the time of flow and pressure increase, handle wrench braking torque obviously increases, and when labor intensity is larger, control accuracy is uncontrollable; Can not adapt on the other hand the hydraulic system of automatically controlling, have a strong impact on the commutation efficiency of liquid stream; And while installation, to leave the position of valve handle rotation, limit its application area.
Model utility content
In order to make liquid stream commutation adapt to hydraulic control system, improve commutation efficiency, control accuracy, reduce labor intensity and be not limited by working space restriction, the utility model provides a kind of L-type tee ball valve of hydraulic control.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of hydraulic control tee ball valve, comprise valve body, be installed on ball seat in valve body, be installed on spheroid on ball seat and with the spheroid rotating shaft being fixedly connected on spheroid, the cross section of spheroid rotating shaft is regular polygon, this hydraulic control tee ball valve also comprises hydraulic control piece, described hydraulic control piece comprises gear, tooth bar, threaded mandrel, push rod and movable sheath, and the regular polygon hole that gear arranges by Gear center place coordinates with spheroid rotating shaft; Wheel and rack coordinates, and tooth bar, threaded mandrel and push rod successively head and the tail are connected; Movable sheath is enclosed within outside and the threaded mandrel looping closed cavity of threaded mandrel, and second controls mouth is communicated with annular closed cavity; Push rod left end is provided with closed cavity, and first controls mouth is communicated with described closed cavity, and the section area of push rod left end is greater than the cross sectional area of annular closed cavity, in described the second control mouth, maintains control liquid.
Further, between described gear and spheroid rotating shaft, be provided with positioning disk.
Further, described gear outside is provided with gear protective cover.
Further, the outside of described threaded mandrel and push rod is provided with piston protective cover.
Compared with prior art, the beneficial effects of the utility model are:
Hydraulic control tee ball valve of the present utility model replaces traditional handle to drive to realize the commutation of liquid stream by hydraulic control piece, can well be applicable to hydraulic pressure automatic control system, and make the use of tee ball valve no longer be limited by working space, improved tee ball valve commutation efficiency and applicability, reduced labor intensity;
The hydraulic control block structure of hydraulic control tee ball valve of the present utility model is simple, easy to operate, easy to utilize.
Accompanying drawing explanation
Fig. 1 is the plan view of hydraulic control tee ball valve of the present utility model;
Fig. 2 is the sectional view along AB-AB line in Fig. 1;
Fig. 3 is the front view of hydraulic control tee ball valve of the present utility model;
Fig. 4 is the sectional view along AC-AC line in Fig. 3.
Description of reference numerals:
1-valve body, 2-ball seat, 3-spheroid, the rotating shaft of 4-spheroid, 5-hydraulic control piece, 51-gear, 52-tooth bar, 53-threaded mandrel, 54-movable sheath, 55-push rod, 56-closed cavity, 57-closed cavity, 58-positioning disk, 59-gear protective cover, 510-piston protection plug, Z1-the first are controlled mouth, Z2-the second control mouthful.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, 2, hydraulic control tee ball valve in the present embodiment comprise have three working hole A, B, C valve body 1, be installed on ball seat 2 in valve body 1, be installed on spheroid 3 on ball seat 2 and with the spheroid rotating shaft 4 being fixedly connected on spheroid 3, the cross section of spheroid rotating shaft 4 is regular polygon, this hydraulic control tee ball valve also comprises hydraulic control piece 5, as shown in Figure 4, hydraulic control piece 5 comprises gear 51, tooth bar 52, threaded mandrel 53, push rod 55 and movable sheath 54, and the regular polygon hole that gear 51 arranges by gear 51 centers coordinates with spheroid rotating shaft 4; Gear 51 coordinates with tooth bar 52, and tooth bar 52, threaded mandrel 53 and push rod 55 successively head and the tail are connected; Movable sheath 54 is enclosed within the outside of threaded mandrel 53 and controls a mouthful Z2 with threaded mandrel 53 looping closed cavities 56, the second and is communicated with annular closed cavity 56; Push rod 55 left ends are provided with closed cavity 57, the first control mouthful Z1 and are communicated with closed cavity 57, are greater than the cross sectional area of annular closed cavity 56 from the left side area of push rod 55.In working procedure, in the second control mouthful Z2, maintain control liquid, action of hydraulic force is on the left ring surface of threaded mandrel 53 always, left, now, gear 51 is stable with the relative position of tooth bar 52 for force direction, the working hole A of valve body 1 and working hole B connect, in the state shown in Fig. 1, in the time that needs are connected working hole C and working hole B, keep second to control mouthful Z2 still in there being control liquid status, the first control mouth Z1 is connected and controls liquid, control the left side that liquid enters closed cavity 57 and acts on push rod 55, hydraulic coupling direction to the right, because the left side area of push rod 55 is greater than the cross sectional area of annular closed cavity 56, so total hydraulic coupling direction to the right, this hydraulic pressure force pushing mandril 55 moves right, the threaded mandrel 53 and the tooth bar 5 that are connected with push rod 55 also move right, driven gear 51 rotates, and then drive spheroid rotating shaft 4 to rotate, the spheroid 3 being fixedly connected with spheroid rotating shaft 4 rotates, working hole B and working hole C are connected.
Between the gear 51 of the present embodiment and spheroid rotating shaft 4, positioning disk 58 can be set, arranging of positioning disk 58 guarantees that spheroid rotating shaft 4 there will not be bias or bob along axle center smooth rotation, improves the accuracy of commutation.
The working procedure of hydraulic control piece 5 mainly realizes by hydraulic oil; in order to guarantee the clean of each constituent element; improve working life and working efficiency; the outside of the gear 51 of the present embodiment can arrange gear protective cover 59; the outside of threaded mandrel 53 and push rod 55 can be provided with piston protective cover 510, as shown in Figure 3.
Although the utility model is described with reference to best interpretations embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and mode of executions, and these are revised and within mode of execution will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to the constituent elements of subject combination layout and/or layout.Except modification that constituent elements and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (4)
1. a hydraulic control tee ball valve, comprise valve body (1), be installed on the ball seat (2) in valve body (1), be installed on spheroid (3) on ball seat (2) and with the spheroid rotating shaft (4) being fixedly connected on spheroid (3), the cross section of spheroid rotating shaft (4) is regular polygon, it is characterized in that: also comprise hydraulic control piece (5), described hydraulic control piece (5) comprises gear (51), tooth bar (52), threaded mandrel (53), push rod (55) and movable sheath (54), the regular polygon hole that gear (51) arranges by gear (51) center coordinates with spheroid rotating shaft (4), gear (51) coordinates with tooth bar (52), and tooth bar (52), threaded mandrel (53) and push rod (55) successively head and the tail are connected, movable sheath (54) is enclosed within outside and threaded mandrel (53) the looping closed cavity (56) of threaded mandrel (53), and second controls mouthful (Z2) is communicated with annular closed cavity (56), push rod (55) left end is provided with closed cavity (57), first controls mouthful (Z1) is communicated with closed cavity (57), the left section area of push rod (55) is greater than the cross sectional area of annular closed cavity (56), in described the second control mouthful (Z2), maintains control liquid.
2. hydraulic control tee ball valve according to claim 1, is characterized in that: between described gear (51) and spheroid rotating shaft (4), be provided with positioning disk (58).
3. hydraulic control tee ball valve according to claim 1, is characterized in that: described gear (51) outside is provided with gear protective cover (59).
4. hydraulic control tee ball valve according to claim 1, is characterized in that: the outside of described threaded mandrel (53) and push rod (55) is provided with piston protective cover (510).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320802736.1U CN203594835U (en) | 2013-12-09 | 2013-12-09 | Hydraulic control three-way ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320802736.1U CN203594835U (en) | 2013-12-09 | 2013-12-09 | Hydraulic control three-way ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203594835U true CN203594835U (en) | 2014-05-14 |
Family
ID=50675726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320802736.1U Withdrawn - After Issue CN203594835U (en) | 2013-12-09 | 2013-12-09 | Hydraulic control three-way ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203594835U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672031A (en) * | 2013-12-09 | 2014-03-26 | 四川航天电液控制有限公司 | Hydraulic control three-way ball valve |
-
2013
- 2013-12-09 CN CN201320802736.1U patent/CN203594835U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672031A (en) * | 2013-12-09 | 2014-03-26 | 四川航天电液控制有限公司 | Hydraulic control three-way ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140514 Effective date of abandoning: 20151014 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |