CN209054155U - 90 degree of turning valve manual heads of variable gear ratio - Google Patents
90 degree of turning valve manual heads of variable gear ratio Download PDFInfo
- Publication number
- CN209054155U CN209054155U CN201821772281.2U CN201821772281U CN209054155U CN 209054155 U CN209054155 U CN 209054155U CN 201821772281 U CN201821772281 U CN 201821772281U CN 209054155 U CN209054155 U CN 209054155U
- Authority
- CN
- China
- Prior art keywords
- gear
- worm screw
- degree
- shell
- worm
- 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.)
- Active
Links
Landscapes
- Mechanically-Actuated Valves (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model provides 90 degree of turning valve manual heads of variable gear ratio, belong to valve field, including shell, it is located at the intracorporal output shaft of shell, output shaft is connect with housing into rotation, output shaft is equipped with the worm gear that output shaft can be driven to rotate, being engaged with worm gear and driving worm gear rotation is worm screw, worm screw connect with housing into rotation, worm screw is equipped with gear wheel far from one end of worm gear, gear wheel and worm screw are coaxially disposed, worm screw is arranged across gear wheel, there is pinion gear with what gear wheel was engaged, the pitch radius of pinion gear is less than the pitch radius of gear wheel, pinion gear is coaxially disposed drive rod, drive rod is connect with housing into rotation, worm screw is equipped with close to the prominent shell setting in one end of gear wheel and with handwheel, the axis of drive rod and the axis of worm screw are arranged in parallel, the prominent shell of drive rod is arranged it and is equipped with handwheel.The first angle of release degree of the utility model closes angle slow open and close eventually, and other angles fast opening and closing reduces water hammer.
Description
Technical field
The utility model belongs to valve field, is related to 90 degree of turning valve manual heads of variable gear ratio.
Background technique
Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) of regulation and control pumped (conveying) medium
Pipeline fittings shut-off valve, check-valves, regulating valve etc. can be divided into according to its function.Valve is the control in fluid delivery system
Component has the function of cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting or overflow pressure relief etc..For fluid control systems
Valve, various valves, kind and specification used in from simplest shut-off valve to extremely complex robot control system(RCS) are quite numerous
It is more.
90 degree of traditional turning valve manual heads speed ratios are constant, and speed ratio is immutable in 90 degree of opening-closing processes of valve, and butterfly
The open and close torque of valve is different in different valve plate angle degree of being, especially at about 85 degree, torque increases severely suddenly, arrives contract fully
Torque is maximum when state, and butterfly valve is very little closing to the torque before 85 degree, only 10% or so of peak torque, traditional
90 degree of turning valve manual heads speed ratios are constant, drive when valve needs large torque to drive gruelling, and only need small torsion in valve
Square must lean on manpower to rotate handwheel more again and much enclose number when driving.
Utility model content
Problem to be solved in the utility model is to be to provide 90 degree of turning valve manual heads of variable gear ratio, first angle of release
Degree closes angle slow open and close eventually, and other angles fast opening and closing adapts to pipe-line system requirement, reduces water hammer.
In order to solve the above technical problems, the technical solution adopted in the utility model is: 90 degree of turning valves of variable gear ratio
Manual heads, including shell are located at the intracorporal output shaft of the shell, and the output shaft is connect with the housing into rotation, the output
Axis is equipped with the worm gear that output shaft can be driven to rotate, and being engaged with the worm gear and driving worm gear rotation is worm screw, described
Worm screw connect with the housing into rotation, the worm screw far from the worm gear one end be equipped with gear wheel, the gear wheel with it is described
Worm screw coaxial arrangement, the worm screw pass through gear wheel setting, have a pinion gear with what the gear wheel was engaged, described small
The pitch radius of gear is less than the pitch radius of the gear wheel, and the pinion gear is coaxially disposed drive rod, the drive rod with
The housing into rotation connection, the worm screw set close to the prominent shell setting in one end of the gear wheel and with handwheel cooperation
It sets, the axis of the drive rod and the axis of the worm screw are arranged in parallel, itself and institute is arranged in the prominent shell of the drive rod
Handwheel is stated to be equipped with.
Further, it is 90 degree, under closed state that the worm gear, which is fan-shaped and corresponding curved angle, the worm screw and institute
Worm gear is stated to be engaged in horizontal position.
Further, the output shaft is that inner ring is equipped with two keyways being arranged at 90 degree, and the output shaft passes through described
Keyway is connect with external part to be driven.
Further, the outer ring of the shell is equipped with instruction disk, and the instruction disk and the output shaft are coaxially disposed and admittedly
Fixed connection, the instruction disk are equipped with the indicator of outwardly convex, and the shell is equipped with scale, the indicator and the quarter
Degree is correspondingly arranged.
Further, the gear wheel is cooperated with the worm screw by regular polygon structure and circumferentially fixed, the small tooth
The matching relationship and the gear wheel of wheel and the drive rod are identical as the matching relationship of the worm screw.
Further, the worm screw is positive polygonized structure close to one end of the handle, and the drive rod is close to described
One end of handle is positive polygonized structure, and the handle is equipped with regular polygon locating slot close to one end of the drive rod, described
By the movable connection of locating slot, the drive rod passes through the movable connection of locating slot with the handle for worm screw and the handle.
Further, multiple reinforcing ribs are equipped in the shell, the center of multiple relatively described shells of the reinforcing rib is equal
Cloth setting.
Further, reinforced seat is equipped in the shell, the reinforced seat is equipped with and external solid lock screw hole.
Further, the handle is steering wheel arrangement, and the handle is equipped with multiple losss of weight close to the side of the shell
Blind hole.
Compared with prior art, the utility model has the advantage that as follows with good effect.
1, coaxial gear wheel is set on the utility model worm screw, is engaged pinion gear with gear wheel, it is same with pinion gear
Drive rod is arranged in axis, and handwheel can be cooperated with one of them in worm screw or drive rod, after handwheel is located on drive rod, passes through
Pinion gear and gear wheel engagement are slowed down, and are slowed down using worm and gear, and large torque output, after handwheel is arranged on worm screw, snail are provided
Bar directly drives worm gear rotation, realizes small reduction ratio transmission, it can be achieved that quickly opening or closing for valve, is closed according to valve
With open different conditions, mating parts different from handwheel are set, meets under large torque under stable and small torque at a high speed, mentions
The service speed of lift valve door is conducive to the pipeline where faster control valve；
2, setting instruction disk indicates that indicator is arranged on disk, by the driving of handle, can real-time display output shaft rotation
Angle, can real-time display valve opening and closing angle, control it is more intuitive；
3, the matching relationship of multiple part circumferential directions is cooperated by regular polygon structure, multiple face contacts, and power transmits more
Stablize, the circumferential direction for effectively limiting part is mobile, and structure is simple, easy to process, the preferred regular hexagon of regular polygon structure
Structure.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram of 90 degree of turning valve manual heads of the utility model variable gear ratio；
Fig. 2 is that 90 degree of turning valve manual heads of the utility model variable gear ratio are free of the structural schematic diagram of valve body；
Fig. 3 is the schematic diagram of 90 degree of turning valve manual heads handle orientations of the utility model variable gear ratio；
Fig. 4 is the D-D cross-sectional view of the utility model Fig. 3.
Appended drawing reference:
1- shell；11- reinforcing rib；12- reinforced seat；13- scale；2- output shaft；21- keyway；3- worm gear；4- worm screw；5-
Gear wheel；6- pinion gear；7- drive rod；8- handle；81- loss of weight blind hole；82- locating slot；9- indicates disk；91- indicator.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
It elaborates with reference to the accompanying drawing to specific embodiment of the utility model.
As shown in Figure 1 to 4, the utility model is 90 degree of turning valve manual heads of variable gear ratio, including shell 1, if
Output shaft 2 in shell 1, output shaft 2 and shell 1 are rotatablely connected, and output shaft 2 is equipped with the snail that output shaft 2 can be driven to rotate
Wheel 3, being engaged with worm gear 3 and driving the rotation of worm gear 3 is worm screw 4, and worm screw 4 and shell 1 are rotatablely connected, and worm screw 4 is far from snail
One end of wheel 3 is equipped with gear wheel 5, and gear wheel 5 and worm screw 4 are coaxially disposed, and worm screw 4 is arranged across gear wheel 5, nibbles with gear wheel 5
That closes setting has pinion gear 6, and the pitch radius of pinion gear 6 is less than the pitch radius of gear wheel 5, the coaxial arrangement transmission of pinion gear 6
Bar 7, drive rod 7 and shell 1 are rotatablely connected, and worm screw 4 sets close to the prominent setting of shell 1 in one end of gear wheel 5 and with handwheel cooperation
It sets, the axis of drive rod 7 and the axis of worm screw 4 are arranged in parallel, and the prominent shell 1 of drive rod 7 is arranged it and is equipped with handwheel, greatly
The pitch radius of gear 5 is the 2 times or more of 6 pitch radius of pinion gear, by setting gear wheel 5 and pinion gear 6 reduction ratio with
And the reduction ratio of worm gear 3 and worm screw 4, may make the reduction ratio of total to be up to 80:1, meet large torque and quickly not
With the requirement of state.
Preferably, it is 90 degree, under closed state that worm gear 3, which is fan-shaped and corresponding curved angle, and worm screw 4 and worm gear 3 are in water
Prosposition, which is set, to be engaged, and worm gear 390, which rotates, can be realized the opening and relationship of valve, greater than the waste that this angle causes material,
It cannot achieve fully opening and closing for valve less than this angle；It is highly preferred that output shaft 2 is that inner ring is equipped with into 90 degree of settings
Two keyways 21, output shaft 2 are connect by keyway 21 with external part to be driven, and two 21 power of keyway transmitting are more stable can
It leans on.
Preferably, the outer ring of shell 1 is equipped with instruction disk 9, and instruction disk 9 is coaxially disposed and is fixedly connected with output shaft 2, indicates
Disk 9 is equipped with the indicator 91 of outwardly convex, and shell 1 is equipped with scale 13, and indicator 91 is correspondingly arranged with scale 13, passes through hand
The driving of handle 8, can real-time display output shaft 2 rotational angle, can real-time display valve opening and closing angle, control more
Add intuitive.
Preferably, gear wheel 5 is cooperated with worm screw 4 by regular polygon structure and circumferentially fixed, pinion gear 6 and drive rod 7
Matching relationship and gear wheel 5 it is identical as the matching relationship of worm screw 4, cooperated by regular polygon structure, multiple face contacts, power
It transmits more stable；It is highly preferred that worm screw 4 is positive polygonized structure close to one end of handle 8, drive rod 7 close to handle 8 one
The polygonized structure that is positive is held, handle 8 is equipped with regular polygon locating slot 82 close to one end of drive rod 7, and worm screw 4 passes through with handle 8
The movable connection of locating slot 82, drive rod 7 and handle 8 are cooperated by the movable connection of locating slot 82 by regular polygon structure,
Multiple face contacts, power transmitting is more stable, and the circumferential direction for effectively limiting part is mobile, and structure is simple, easy to process, just
The preferred regular hexagon structure of polygonized structure.
Preferably, it is equipped with multiple reinforcing ribs 11 in shell 1, promotes the intensity of shell 1, the opposite shell 1 of multiple reinforcing ribs 11
Center be uniformly arranged, symmetrical structure is beautiful；It is highly preferred that being equipped with reinforced seat 12 in shell 1, reinforced seat 12 is equipped with and outside
Solid lock screw hole increases the intensity of 1 junction of shell, promotes the integral strength of shell 1, avoids solid lock in the process because of shell 1
There is cracking phenomena in thickness deficiency.
Preferably, handle 8 is steering wheel arrangement, round easy to operate, is not easy the operator that damages, handle 8 is close to shell 1
Side is equipped with multiple loss of weight blind holes 81, reduces the weight of handle 8, is moved easily and carries.
In practical work process, handwheel can cooperate with worm screw 4 or cooperate with drive rod 7, need in valve big
When torque drive, handwheel is driven on drive rod 7 using large speed ratio, large torque output can be provided in this way；In valve
When needing small torque drive, handwheel is driven on worm screw 4 using small speed ratio, realizes that valve fast opening and closing, first angle of release degree close eventually
Angle slow open and close, other angles fast opening and closing adapt to pipe-line system requirement, reduce water hammer.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should still belong within the patent covering scope of the utility model.
Claims (9)
1. 90 degree of turning valve manual heads of variable gear ratio, it is characterised in that: including shell, be located at the intracorporal output of the shell
Axis, the output shaft are connect with the housing into rotation, and the output shaft is equipped with the worm gear that output shaft can be driven to rotate, and described
It is worm screw that worm gear, which is engaged and drives worm gear rotation, and the worm screw connect with the housing into rotation, and the worm screw is far from institute
The one end for stating worm gear is equipped with gear wheel, and the gear wheel and the worm screw are coaxially disposed, and the worm screw passes through the gear wheel and sets
It sets, has pinion gear with what the gear wheel was engaged, the pitch radius of the pinion gear is less than the pitch circle half of the gear wheel
Diameter, the pinion gear are coaxially disposed drive rod, and the drive rod is connect with the housing into rotation, and the worm screw is close to the canine tooth
The prominent shell in one end of wheel is arranged and is equipped with handwheel, and the axis of the drive rod is parallel with the axis of the worm screw
Setting, the prominent shell of the drive rod are arranged it and are equipped with the handwheel.
2. 90 degree of turning valve manual heads of variable gear ratio according to claim 1, it is characterised in that: the worm gear is fan
Shape and corresponding curved angle are 90 degree, and under closed state, the worm screw is engaged with the worm gear in horizontal position.
3. 90 degree of turning valve manual heads of variable gear ratio according to claim 1, it is characterised in that: the output shaft is
Inner ring is equipped with two keyways being arranged at 90 degree, and the output shaft is connect by the keyway with external part to be driven.
4. 90 degree of turning valve manual heads of variable gear ratio according to claim 1, it is characterised in that: outside the shell
Circle is equipped with instruction disk, and the instruction disk is coaxially disposed and is fixedly connected with the output shaft, and the instruction disk is equipped with convex
The indicator risen, the shell are equipped with scale, and the indicator is correspondingly arranged with the scale.
5. 90 degree of turning valve manual heads of variable gear ratio according to claim 1, it is characterised in that: the gear wheel with
The worm screw is cooperated and circumferentially fixed by regular polygon structure, the matching relationship of the pinion gear and the drive rod with it is described
Gear wheel is identical as the matching relationship of the worm screw.
6. 90 degree of turning valve manual heads of variable gear ratio according to claim 1, it is characterised in that: the worm screw is close
One end of handle is positive polygonized structure, and the drive rod is positive polygonized structure close to one end of the handle, the handle
It is equipped with regular polygon locating slot close to one end of the drive rod, the worm screw and the handle pass through the movable company of locating slot
It connects, the drive rod and the handle pass through the movable connection of locating slot.
7. 90 degree of turning valve manual heads of variable gear ratio according to claim 1, it is characterised in that: set in the shell
There are multiple reinforcing ribs, the center of multiple relatively described shells of the reinforcing rib is uniformly arranged.
8. 90 degree of turning valve manual heads of variable gear ratio according to claim 1, it is characterised in that: set in the shell
There is reinforced seat, the reinforced seat is equipped with and external solid lock screw hole.
9. 90 degree of turning valve manual heads of variable gear ratio according to claim 6, it is characterised in that: the handle is side
To dish structure, the handle is equipped with multiple loss of weight blind holes close to the side of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821772281.2U CN209054155U (en) | 2018-10-30 | 2018-10-30 | 90 degree of turning valve manual heads of variable gear ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821772281.2U CN209054155U (en) | 2018-10-30 | 2018-10-30 | 90 degree of turning valve manual heads of variable gear ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209054155U true CN209054155U (en) | 2019-07-02 |
Family
ID=67051881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821772281.2U Active CN209054155U (en) | 2018-10-30 | 2018-10-30 | 90 degree of turning valve manual heads of variable gear ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209054155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503346A (en) * | 2020-04-15 | 2020-08-07 | 东莞祥科智控装备有限公司 | Multifunctional electric valve controller |
| CN111661813A (en) * | 2020-06-11 | 2020-09-15 | 宁波渤川废液处置有限公司 | Ferrous chloride conveying device |
-
2018
- 2018-10-30 CN CN201821772281.2U patent/CN209054155U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503346A (en) * | 2020-04-15 | 2020-08-07 | 东莞祥科智控装备有限公司 | Multifunctional electric valve controller |
| CN111503346B (en) * | 2020-04-15 | 2021-10-26 | 东莞祥科智控装备有限公司 | Multifunctional electric valve controller |
| CN111661813A (en) * | 2020-06-11 | 2020-09-15 | 宁波渤川废液处置有限公司 | Ferrous chloride conveying device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209054155U (en) | 90 degree of turning valve manual heads of variable gear ratio | |
| CN202484323U (en) | Double valve plate control valve capable of eliminating water-hammer effect | |
| CN108825805A (en) | A kind of valve of quick control fluid flow | |
| CN102996864B (en) | A kind of hot and cold water tap | |
| CN210637520U (en) | Novel butterfly valve | |
| CN210510329U (en) | Gate valve device for water delivery pipeline | |
| CN210661468U (en) | Ball valve with stirring function | |
| CN209604651U (en) | A kind of series connection ball valve synchronous on-off device | |
| CN209130226U (en) | A kind of dedicated self-centering valve rod of three-way ball valve | |
| CN202531927U (en) | Swing check valve | |
| CN208331268U (en) | A kind of electric butterfly valve control device | |
| CN208634396U (en) | A kind of handle stainless steel plate butterfly valve convenient for the installation of fast quick-detach | |
| CN210566555U (en) | Flow velocity controllable regulating valve | |
| CN212191586U (en) | Novel high-efficient valve rod processing device | |
| CN209458212U (en) | A kind of hydraulic power station flow manual switching device | |
| CN102979931B (en) | Cold and hot water faucet | |
| CN204493836U (en) | A kind of mortor operated valve | |
| CN215673647U (en) | Valve with quick opening and closing effect | |
| CN203176411U (en) | Self-power-served valve | |
| CN207333830U (en) | The dismountable tee ball valve of handle | |
| CN109140040A (en) | A kind of valve of detachable valve rod | |
| CN208565770U (en) | A kind of 90 ° of rotary type driving devices | |
| CN214305504U (en) | Valve hand wheel appurtenance | |
| CN210637576U (en) | Butterfly valve rotating device | |
| CN212131387U (en) | Linkage butterfly valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |