CN206861039U - A kind of fine adjustment valve instruction device - Google Patents
A kind of fine adjustment valve instruction device Download PDFInfo
- Publication number
- CN206861039U CN206861039U CN201720466665.0U CN201720466665U CN206861039U CN 206861039 U CN206861039 U CN 206861039U CN 201720466665 U CN201720466665 U CN 201720466665U CN 206861039 U CN206861039 U CN 206861039U
- Authority
- CN
- China
- Prior art keywords
- gear
- indicating cover
- friction plate
- indicator
- branch sleeve
- 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.)
- Expired - Fee Related
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
A kind of fine adjustment valve instruction device disclosed in the utility model, including upper indicating cover, lower indicating cover, indicator and pin screw, formed with accommodation space between upper indicating cover and lower indicating cover, pin screw includes nut portion and stud portion, nut portion stretches out in the outside of indicating cover, branch sleeve and adjustment gear group are additionally provided with accommodation space, branch sleeve is movably set in the outside in stud portion, adjustment gear group includes first gear, second gear and the 3rd gear, indicator, first gear is in turn secured to the outside of branch sleeve vertically, second gear and the 3rd gear are assembled on the madial wall of indicating cover, first gear, second gear and the 3rd gear engage successively.The utility model is simple and reasonable, and operation is more convenient, does not easily cause the loss of parts, and adjusting accuracy is higher, and when tightening pin screw, indicator will not rotate with pin screw and position deviation occurs, so as to effectively increase the control accuracy of valve.
Description
Technical field
Valve technology field is the utility model is related to, more particularly to a kind of fine adjustment valve instruction device.
Background technology
Valve is widely used in the connection of the gas path pipes of various equipment frocks, waterway pipe and oil line pipe, and existing
The locating and machining of equipment frock requires accuracy more and more higher, therefore controls the requirement it is also proposed that higher to the switch angle of valve.
The switch angle instruction of valve is mainly realized that valve indicating cover is used typically on retarder valve by the indicating cover of valve
In the position of the switch of instruction valve, it is easy to the accurate operation of valve, to ensure safety in production.And retarder valve is generally mounted to
On the axle of valve, certain gap and distance between axle sleeve be present, during assembling or use, due to rigging error or make
The presence of used time external shock, the indicating positions of indicating cover can be variant with the physical location of valve switch, influence valve opening,
The precision of closing control.Therefore, generally require to carry out indicating cover adjustment, amendment during use.
Chinese patent（Application No. 201220312933.0）A kind of valve instruction device is disclosed, its structure includes lower finger
Show lid, upper indicating cover and indicator, lower indicating cover is fixed to retarder valve, and upper indicating cover is made of transparent material, upper finger
Show that lid is fixedly connected with lower indicating cover, indicator refers in the accommodation space that lower indicating cover cooperatively forms with upper indicating cover
Show that pin is fixedly connected by pin screw with lower indicating cover.During adjustment, indicating cover is pulled down, and pin screw is unscrewed, then turn refers to
Show pin, indicator is turned to the physical location of valve switch, then tighten pin screw again, fix the position of indicator,
Upper indicating cover is finally filled to lower indicating cover again, so as to complete adjustment, the amendment to indicating cover.
But the defects of above-mentioned valve instruction device, is：First, due to indicating cover is adjusted every time compared with, amendment when,
Indicating cover in repeated disassembled and assembled is required to, causes operation more inconvenient, and when upper indicating cover is removed, also easily cause
The loss of indicating cover；Second, due to adjustment, amendment when be directly to stir indicator so that operating error is larger, precision compared with
It is low；3rd, because indicator is set on pin screw, when tightening pin screw, indicator easily rotates with pin screw, causes
There is position deviation again in indicator, influences the control accuracy of valve.
Utility model content
The defects of the purpose of this utility model is to be directed to prior art and deficiency, there is provided a kind of fine adjustment valve instruction
Device, its is simple and reasonable, and operation is more convenient, does not easily cause the loss of parts, adjusting accuracy is higher, and is tightening pin
During screw, indicator will not rotate with pin screw and position deviation occurs, so as to effectively increase the control accuracy of valve.
To achieve the above object, the utility model uses following technical scheme.
A kind of fine adjustment valve instruction device, including upper indicating cover, lower indicating cover, indicator and pin screw, it is described on
Indicating cover is made of transparent material, and the upper indicating cover is fixedly connected with the lower indicating cover, the upper indicating cover with it is described
Screw hole is provided with formed with accommodation space, the center of the lower indicating cover between lower indicating cover, the pin screw includes nut portion
With stud portion, the stud portion is threadedly coupled with the screw hole, and the center of the upper indicating cover is provided with and nut portion phase
The avoid holes of adaptation, the nut portion are stretched out in the outside of the upper indicating cover by the avoid holes, gone back in the accommodation space
Provided with branch sleeve and adjustment gear group, the branch sleeve is movably set in the outside in the stud portion, the adjustment gear
Group includes first gear, second gear and the 3rd gear, and the indicator, the first gear are in turn secured to described vertically
The outside of branch sleeve, the second gear and the 3rd gear are assembled on the madial wall of the upper indicating cover, described
First gear, the second gear and the 3rd gear engage successively, are additionally provided with the wall of the upper indicating cover and described
The corresponding breach of three gears.
Further, in addition to the first friction plate and the second friction plate, first friction plate, second friction plate are equal
Be sheathed on the outside in the stud portion, first friction plate support located at one end of the branch sleeve and the lower indicating cover it
Between, second friction plate is supported between the other end of the branch sleeve and the nut portion.
Further, first friction plate, second friction plate are made of elastomeric material.
The beneficial effects of the utility model are：Fine adjustment valve instruction device provided by the utility model, by upper
Branch sleeve and adjustment gear group be set in the accommodation space that indicating cover and lower indicating cover cooperatively form, adjustment gear group include according to
First gear, second gear and the 3rd gear of secondary engagement connection, branch sleeve are sheathed on the outside in the stud portion of pin screw, the
One gear and indicator are each attached to the outside of branch sleeve, and second gear and the 3rd gear are respectively installed in the interior of indicating cover
In side wall, and the avoid holes and corresponding with the 3rd gear for setting on upper indicating cover the nut portion for pin screw to stretch out respectively
Breach, when deviation occur in indicator and valve switch physical location, the utility model need not pull down indicating cover, can be with straight
Connect and unscrew pin screw, and stir the 3rd gear, coordinated by the transmission of adjustment gear group, promote branch sleeve to drive indicator to turn
It is dynamic, so as to carry out adjustment, amendment to the position of indicator, after the completion of adjustment, then pin screw is tightened, entered with the position to indicator
Row is fixed.
In summary, compared with prior art, the utility model is simple and reasonable, when carrying out adjustment, amendment, due to
Indicating cover need not be pulled down, thus operation is more convenient, and the loss of parts is not easily caused；The utility model is by using tune
Section gear train to carry out position adjustments to indicator, and degree of regulation is higher so that operating error is smaller, moreover, in adjustment gear
Under the engagement of each gear of group, when tightening pin screw, indicator is not easy to rotate with pin screw, ensures that indicator
Positional precision, and then effectively increase the control accuracy of valve.
Brief description of the drawings
Fig. 1 is overall decomposition texture schematic diagram of the present utility model.
In Fig. 1：1st, upper indicating cover；11st, avoid holes；12nd, breach；2nd, lower indicating cover；21st, mounting hole；22nd, screw hole；3、
Indicator；4th, pin screw；41st, nut portion；42nd, stud portion；5th, branch sleeve；61st, first gear；62nd, second gear；63rd,
Three gears；7th, the first friction plate；8th, the second friction plate.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
A kind of fine adjustment valve instruction device as shown in Figure 1, including upper indicating cover 1, lower indicating cover 2, indicator 3 and
Pin screw 4, upper indicating cover 1 are made of transparent material, and upper indicating cover 1 is threadably secured with lower indicating cover 2 and is connected, upper instruction
Formed with accommodation space between lid 1 and lower indicating cover 2.
It is provided with some mounting holes 21 on lower indicating cover 2, in the present embodiment, the quantity of mounting hole 21 is two, lower instruction
Lid 2 is fixed to retarder valve by the installation of mounting hole 21.
The center of lower indicating cover 2 is provided with screw hole 22, and pin screw 4 includes nut portion 41 and stud portion 42, stud portion 42 with
Screw hole 22 is threadedly coupled, and the center of upper indicating cover 1 is provided with the avoid holes 11 being adapted with nut portion 41, and nut portion 41 is by avoiding
Hole 11 stretches out in the outside of indicating cover 1, and branch sleeve 5 and adjustment gear group, the activity of branch sleeve 5 are additionally provided with accommodation space
It is sheathed on the outside in stud portion 42, adjustment gear group includes first gear 61, the gear 63 of second gear 62 and the 3rd, indicator 3,
First gear 61 is in turn secured to the outside of branch sleeve 5 vertically, and the gear 63 of second gear 62 and the 3rd is assembled on finger
On the madial wall for showing lid 1, first gear 61, the gear 63 of second gear 62 and the 3rd engage successively, are also set on the wall of upper indicating cover 1
There is the breach 12 corresponding with the 3rd gear 63.
The utility model in use, when deviation occur in indicator 3 and valve switch physical location, without pulling down
Upper indicating cover 1, after pin screw 4 is unscrewed, then breach can be passed through directly to unscrew pin screw 4 by the nut portion 41 of stretching
12 stir the 3rd gear 63, drive first gear 61 to rotate by second gear 62 by the 3rd gear 63, by adjustment gear
The transmission of group coordinates, and finally promotes branch sleeve 5 to drive indicator 3 to rotate, so as to carry out adjustment to the position of indicator 3, repair
Just, after the completion of adjustment, then pin screw 4 is tightened, is fixed with the position to indicator 3.
Fine adjustment valve instruction device provided by the utility model, in addition to the first friction plate 7 and the second friction plate 8,
First friction plate 7, the second friction plate 8 are sheathed on the outside in stud portion 42, and the first friction plate 7 supports one located at branch sleeve 5
Between end and lower indicating cover 2, the second friction plate 8 is supported between the other end of branch sleeve 5 and nut portion 41.Preferably,
One friction plate 7, the second friction plate 8 are made of elastomeric material.By setting the first friction plate 7 and the second friction plate 8, work as pin
When screw 4 is tightened, under the effect of the frictional force of the first friction plate 7 and the second friction plate 8, branch sleeve 5 is not easy to loosen, so as to
It ensure that the position degree of indicator 3.
Compared with prior art, the utility model is simple and reasonable, when carrying out adjustment, amendment, due to that need not pull down
Upper indicating cover 1, thus operation is more convenient, and the loss of parts is not easily caused；The utility model is by using adjustment gear
Group to carry out position adjustments to indicator 3, and degree of regulation is higher so that operating error is smaller, moreover, in each tooth of adjustment gear group
Under the engagement of wheel, when tightening pin screw 4, indicator 3 is not easy to rotate with pin screw 4, ensures that the position of indicator 3
Precision is put, and then effectively increases the control accuracy of valve.
Described above is only better embodiment of the present utility model, therefore all according to described in the utility model patent application range
The equivalent change or modification done of construction, feature and principle, be included in the utility model patent application range.
Claims (3)
1. a kind of fine adjustment valve instruction device, including upper indicating cover, lower indicating cover, indicator and pin screw, the upper finger
Show lid be made of transparent material, the upper indicating cover is fixedly connected with the lower indicating cover, the upper indicating cover and it is described under
Formed with accommodation space between indicating cover, the center of the lower indicating cover is provided with screw hole, the pin screw include nut portion and
Stud portion, the stud portion are threadedly coupled with the screw hole, it is characterised in that：The center of the upper indicating cover be provided with it is described
The adaptable avoid holes in nut portion, the nut portion is stretched out in the outside of the upper indicating cover by the avoid holes, described accommodating
Branch sleeve and adjustment gear group are additionally provided with space, the branch sleeve is movably set in the outside in the stud portion, described
Adjustment gear group includes first gear, second gear and the 3rd gear, and the indicator, the first gear are solid successively vertically
Due to the outside of the branch sleeve, the second gear and the 3rd gear are assembled on the madial wall of the upper indicating cover
On, the first gear, the second gear and the 3rd gear engage successively, be additionally provided with the wall of the upper indicating cover with
The corresponding breach of 3rd gear.
2. fine adjustment valve instruction device according to claim 1, it is characterised in that：Also include the first friction plate and the
Two friction plates, first friction plate, second friction plate are sheathed on the outside in the stud portion, first friction plate
To between one end of the branch sleeve and the lower indicating cover, second friction plate is supported located at the branch sleeve
Between the other end and the nut portion.
3. fine adjustment valve instruction device according to claim 2, it is characterised in that：It is first friction plate, described
Second friction plate is made of elastomeric material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720466665.0U CN206861039U (en) | 2017-04-28 | 2017-04-28 | A kind of fine adjustment valve instruction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720466665.0U CN206861039U (en) | 2017-04-28 | 2017-04-28 | A kind of fine adjustment valve instruction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206861039U true CN206861039U (en) | 2018-01-09 |
Family
ID=60823071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720466665.0U Expired - Fee Related CN206861039U (en) | 2017-04-28 | 2017-04-28 | A kind of fine adjustment valve instruction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206861039U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842825A (en) * | 2019-12-02 | 2020-02-28 | 安徽久工健业有限责任公司 | Neck movement gear assembly and adjustment device and method for massage chair |
| CN111365483A (en) * | 2020-05-02 | 2020-07-03 | 杜先春 | Precision control liquid flow valve |
-
2017
- 2017-04-28 CN CN201720466665.0U patent/CN206861039U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842825A (en) * | 2019-12-02 | 2020-02-28 | 安徽久工健业有限责任公司 | Neck movement gear assembly and adjustment device and method for massage chair |
| CN110842825B (en) * | 2019-12-02 | 2021-12-14 | 安徽久工健业有限责任公司 | Neck movement gear assembly and adjustment device and method for massage chair |
| CN111365483A (en) * | 2020-05-02 | 2020-07-03 | 杜先春 | Precision control liquid flow valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180109 Termination date: 20190428 |