CN108591501A - A kind of safety valve valve plate buffer gear - Google Patents
A kind of safety valve valve plate buffer gear Download PDFInfo
- Publication number
- CN108591501A CN108591501A CN201810608340.0A CN201810608340A CN108591501A CN 108591501 A CN108591501 A CN 108591501A CN 201810608340 A CN201810608340 A CN 201810608340A CN 108591501 A CN108591501 A CN 108591501A
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- Prior art keywords
- valve
- lead screw
- bevel gear
- valve plate
- drives
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
- F16K31/508—Mechanical actuating means with screw-spindle or internally threaded actuating means the actuating element being rotatable, non-rising, and driving a non-rotatable axially-sliding element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention provides a kind of safety valve valve plate buffer gear, including valve body, water inlet pipe, water outlet, Buffer Unit and auxiliary blocking component, the water inlet pipe is arranged in valve body annular side left part position, the water outlet is opened in valve body lower end Middle face position, medium position is arranged in valve body in the Buffer Unit, the Buffer Unit includes valve handle, lead screw one, nut seat one, valve plate body, rubber pad, right spring, support plate, leakage hole, sealing-plug and left spring, the auxiliary blocking component is arranged in valve body internal upper part leftward position, the auxiliary blocking component includes bevel gear one, bevel gear two, pedestal, connecting rod, bevel gear three, lead screw two, guide groove, nut seat two, sealing plate and bevel gear four, compared with prior art, the present invention has following advantageous effect：The pooling feature for realizing valve plate body also achieves water inlet pipe and blocks function.
Description
Technical field
The present invention is a kind of safety valve valve plate buffer gear, belongs to valve technology field.
Background technology
Safety valve valve plate in the prior art uses for a long time, easily valve plate is caused to deform, and valve plate anti-impact force ability is weak,
Service life is limited；Safety valve valve plate in the prior art can not obstruct the impact of flow, increase valve plate carrying pressure, so
Urgent need wants a kind of safety valve valve plate buffer gear to solve the above-mentioned problem.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of safety valve valve plate buffer gear, to solve
The problems mentioned above in the background art, the present invention is easy to use, and easy to operation, stability is good, and reliability is high.
To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of safety valve valve plate buffering
Mechanism, including valve body, water inlet pipe, water outlet, Buffer Unit and auxiliary blocking component, the water inlet pipe setting is in valve body annular
Side left part position, the water outlet are opened in valve body lower end Middle face position, and middle part is arranged in valve body in the Buffer Unit
Position, the Buffer Unit include valve handle, lead screw one, nut seat one, valve plate body, rubber pad, right spring, support plate, leakage hole,
Sealing-plug and left spring, the auxiliary blocking component are arranged in valve body internal upper part leftward position, the auxiliary blocking component packet
Include bevel gear one, bevel gear two, pedestal, connecting rod, bevel gear three, lead screw two, guide groove, nut seat two, sealing plate and cone
Gear four.
Further, in the Buffer Unit, the valve handle is fixed on one upper surface of lead screw, and the lead screw one is installed
The medium position in valve body, and one upper end of lead screw extends to outside valve body upper surface, the nut seat one is assemblied in one annular of lead screw
On side, the valve plate body is fixed in one annular side of nut seat, and the rubber pad is mounted on left spring and right spring
Upper end, the right spring are symmetrical set with left spring on support plate upper side, and the support plate is fixed on valve body low inside
It sets, the leakage hole is opened on support plate, and the sealing-plug is fixed on rubber pad lower face.
Further, the nut seat one is connected by ball nut pair one with lead screw one, the valve plate body annular
Guide pad one is installed, the guide pad one is mounted in limiting slot one, and the limiting slot one is opened in valve body inner ring on side
Shape side rear portion is equipped with guide pad two in the rubber pad annular side, and the guide pad two is mounted in limiting slot two, institute
It states limiting slot two and is opened in valve body annular side lower, in actual use, by valve handle rotary screw rod one, lead screw one is in valve
Rotation in vivo, the rotary motion of lead screw one is converted into moving along a straight line by ball nut pair one, nut seat one drive valve plate body to
Lower movement, valve plate body, which moves down, drives guide pad one to be moved down in limiting slot one, when valve plate body is tight with rubber pad
After closely connected conjunction, valve plate body drives rubber pad to move down, and rubber rim strip action-oriented block two moves down in limiting slot two, together
When rubber pad oppress right spring and left spring, right spring are deformed upon with left spring, and absorb the impact force of valve plate body, from
And realize the pooling feature of valve plate body.
Further, the leakage hole is equipped with three groups or more, and three groups of the above leakage holes are equidistantly arranged on support plate, institute
It states sealing-plug and is equipped with three groups or more, three groups of the above sealing-plugs are equidistantly arranged on rubber pad downside, in the sealing-plug
Axis is with leakage hole central axes on same straight line, and in actual use, by valve handle rotary screw rod one, lead screw one is in valve body
The rotary motion of lead screw one is converted into moving along a straight line by interior rotation, ball nut pair one, and nut seat one drives valve plate body downward
Mobile, valve plate body, which moves down, drives guide pad one to be moved down in limiting slot one, when valve plate body is close with rubber pad
After fitting, valve plate body drives rubber pad to move down, and rubber rim strip action-oriented block two moves down in limiting slot two, simultaneously
Rubber pad oppresses right spring and left spring, and then rubber pad moves down and sealing-plug is driven to move down, when sealing-plug is filled in
After in leakage hole, stop operating valve handle, to realize sealing function.
Further, in the auxiliary blocking component, the bevel gear one is mounted on connecting rod right side, and bores tooth
Wheel one is meshed with bevel gear two, and the bevel gear two is mounted on one annular side top of lead screw, and the pedestal is fixed on valve body
Middle part is arranged in pedestal in interior upper side left part, the connecting rod, and the bevel gear three is mounted on lead screw second ring side surface upper part,
The lead screw two is mounted in guide groove, and the guide groove is opened on the valve body annular side on the upside of water inlet pipe, the spiral shell
Female seat two is mounted on lead screw second ring side, and the sealing plate is fixed on two right side of nut seat, and the bevel gear four is pacified
On connecting rod left side, and bevel gear four is meshed with bevel gear three.
Further, the connecting rod is connected by bearing with pedestal, and the lead screw two passes through bearing and guide groove phase
Connection drives lead screw one to rotate by valve handle in actual use, and the rotation band dynamic bevel gear two of lead screw one rotates, bevel gear two
Rotation band dynamic bevel gear one rotates, and the rotation of bevel gear one drives connecting rod to be rotated in pedestal by bearing, and connecting rod rotates band
Dynamic bevel gear four rotates, and the rotation of bevel gear four drives lead screw two to be rotated in guide groove, to realize the transmission work(of lead screw two
Can, transmission stability is good.
Further, the nut seat two is connected by ball nut pair two with lead screw two, the sealing plate left side
It fits closely with valve body annular side, and sealing plate left side edge is equipped with O-ring seal, in actual use, leads to
Crossing valve handle drives lead screw one to rotate, and the rotation band dynamic bevel gear two of lead screw one rotates, and the rotation band dynamic bevel gear one of bevel gear two rotates,
The rotation of bevel gear one drives connecting rod to be rotated in pedestal by bearing, and connecting rod rotation band dynamic bevel gear four rotates, bevel gear
Four rotations drive lead screw two to be rotated in guide groove, and the rotary motion of lead screw is converted into moving along a straight line by ball nut pair two, into
And nut seat two drive sealing plate move down, when sealing plate is moved to water inlet pipe position, sealing plate by O-ring seal with
Water inlet pipe fits closely, and then sealing plate blocks water inlet pipe, avoids reclosing of the flow to valve plate, to realize water inlet pipe
Auxiliary block function.
Beneficial effects of the present invention：A kind of safety valve valve plate buffer gear of the present invention, because the present invention is added to valve handle, silk
Bar one, nut seat one, valve plate body, rubber pad, right spring, support plate, leakage hole, sealing-plug and left spring, realize valve plate
The pooling feature of ontology.
Because the present invention is added to bevel gear one, bevel gear two, pedestal, connecting rod, bevel gear three, lead screw two, guide groove, spiral shell
Female seat two, sealing plate and bevel gear four realize water inlet pipe and block function.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of safety valve valve plate buffer gear of the present invention；
Fig. 2 is the structural schematic diagram of Buffer Unit in a kind of safety valve valve plate buffer gear of the present invention；
Fig. 3 is the structural schematic diagram that blocking component is assisted in a kind of safety valve valve plate buffer gear of the present invention；
In figure：1- Buffer Units, 2- auxiliary blocking component, 3- valve bodies, 4- water inlet pipes, 5- water outlets, 101- valve handles, 102- lead screws
One, 103- nut seats one, 104- valve plate bodies, 105- rubber pads, the right springs of 106-, 107- support plates, 108- leakage holes, 109- are close
Blocking, 110- left springs, 201- bevel gears one, 202- bevel gears two, 203- pedestals, 204- connecting rods, 205- bevel gears three,
206- lead screws two, 207- guide grooves, 208- nut seats two, 209- sealing plates, 210- bevel gears four.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
- Fig. 3 is please referred to Fig.1, the present invention provides a kind of technical solution：A kind of safety valve valve plate buffer gear, including valve body
3, water inlet pipe 4, water outlet 5, Buffer Unit 1 and auxiliary blocking component 2, water inlet pipe 4 are arranged in 3 annular side left part position of valve body
It sets, water outlet 5 is opened in 3 lower face medium position of valve body, and medium position, Buffer Unit 1 is arranged in valve body 3 in Buffer Unit 1
Including valve handle 101, lead screw 1, nut seat 1, valve plate body 104, rubber pad 105, right spring 106, support plate 107, leakage
Water hole 108, sealing-plug 109 and left spring 110, the setting of auxiliary blocking component 2 is in 3 internal upper part leftward position of valve body, auxiliary envelope
Blocking component 2 includes bevel gear 1, bevel gear 2 202, pedestal 203, connecting rod 204, bevel gear 3 205, lead screw 2 206, leads
To slot 207, nut seat 2 208, sealing plate 209 and bevel gear 4 210.
In Buffer Unit 1, valve handle 101 is fixed on one 102 upper surface of lead screw, during lead screw 1 is mounted in valve body 3
Portion position, and one 102 upper end of lead screw extends to outside 3 upper surface of valve body, nut seat 1 is assemblied in one 102 annular side of lead screw
On, valve plate body 104 is fixed in one 103 annular side of nut seat, and rubber pad 105 is mounted on left spring 110 and right spring
106 upper ends, right spring 106 are symmetrical set with left spring 110 on 107 upper side of support plate, and support plate 107 is fixed on valve body 3
Low inside is set, and leakage hole 108 is opened on support plate 107, and sealing-plug 109 is fixed on 105 lower face of rubber pad.
In assisting blocking component 2, bevel gear 1 be mounted on 204 right side of connecting rod on, and bevel gear 1 with
Bevel gear 2 202 is meshed, and bevel gear 2 202 is mounted on one 102 annular side top of lead screw, and pedestal 203 is fixed in valve body 3
Upper side left part, the setting of connecting rod 204 middle part in pedestal 203, bevel gear 3 205 are mounted in 2 206 annular side of lead screw
Portion, lead screw 2 206 are mounted in guide groove 207, and guide groove 207 is opened on the 3 annular side of valve body of 4 upside of water inlet pipe,
Nut seat 2 208 is mounted in 2 206 annular side of lead screw, and sealing plate 209 is fixed on 2 208 right side of nut seat, bores tooth
It takes turns 4 210 to be mounted on 204 left side of connecting rod, and bevel gear 4 210 is meshed with bevel gear 3 205.
As an embodiment of the present invention：Nut seat 1 is connected by ball nut pair one with lead screw 1,
Guide pad one is installed, guide pad one is mounted in limiting slot one, and limiting slot one is opened in valve in 104 annular side of valve plate body
3 annular side rear portion of body is equipped with guide pad two in 105 annular side of rubber pad, and guide pad two is mounted in limiting slot two,
Limiting slot two is opened in 3 annular side lower of valve body, in actual use, passes through 101 rotary screw rod 1 of valve handle, lead screw
One 102 rotate in valve body 3, and the rotary motion of lead screw 1 is converted into moving along a straight line by ball nut pair one, nut seat one
103 drive valve plate bodies 104 move down, and valve plate body 104, which moves down, drives guide pad one in the limiting slot one to moving down
Dynamic, after valve plate body 104 is fitted closely with rubber pad 105, valve plate body 104 drives rubber pad 105 to move down, rubber pad
105 drive guide pads two move down in limiting slot two, while rubber pad 105 oppresses right spring 106 and left spring 110,
Right spring 106 is deformed upon with left spring 110, and absorbs the impact force of valve plate body 104, to realize valve plate body 104
Pooling feature.
As an embodiment of the present invention：Leakage hole 108 is equipped with three groups or more, and three groups or more leakage holes 108 are equidistantly arranged
Cloth is on support plate 107, and sealing-plug 109 is equipped with three groups or more, and three groups or more sealing-plugs 109 are equidistantly arranged in 105 downside of rubber pad
On face, 109 central axes of sealing-plug on same straight line, in actual use, pass through valve handle 101 with 108 central axes of leakage hole
The rotary motion of lead screw 1 is converted by rotary screw rod 1, lead screw 1 rotation, ball nut pair one in valve body 3
Linear motion, nut seat 1 drive valve plate body 104 to move down, and valve plate body 104, which moves down, drives guide pad one to exist
It is moved down in limiting slot one, after valve plate body 104 is fitted closely with rubber pad 105, valve plate body 104 drives rubber pad
105 move down, and rubber pad 105 drives guide pad two to be moved down in limiting slot two, while rubber pad 105 oppresses right spring
106 and left spring 110, and then rubber pad 105 moves down and sealing-plug 109 is driven to move down, when sealing-plug 109 fills in leakage
After in water hole 108, stop operating valve handle 101, to realize sealing function.
As an embodiment of the present invention：Connecting rod 204 is connected by bearing with pedestal 203, and lead screw 2 206 passes through
Bearing is connected with guide groove 207, in actual use, drives lead screw 1 to rotate by valve handle 101, lead screw 1 rotates
Band dynamic bevel gear 2 202 rotates, and the rotation band dynamic bevel gear 1 of bevel gear 2 202 rotates, and the rotation of bevel gear 1, which drives, to be connected
The rotation in pedestal 203 by bearing of extension bar 204, the rotation band dynamic bevel gear 4 210 of connecting rod 204 rotate, 4 210 turns of bevel gear
Dynamic to drive the rotation in guide groove 207 of lead screw 2 206, to realize the transmission agency of lead screw 2 206, transmission stability is good.
As an embodiment of the present invention：Nut seat 2 208 is connected by ball nut pair two with lead screw 2 206,
209 left side of sealing plate is fitted closely with 3 annular side of valve body, and 209 left side edge of sealing plate is equipped with O-shaped sealing
Circle drives lead screw 1 to rotate by valve handle 101 in actual use, rotation 2 202 turns of the dynamic bevel gear of band of lead screw 1
Dynamic, the rotation band dynamic bevel gear 1 of bevel gear 2 202 rotates, and the rotation of bevel gear 1 drives connecting rod 204 to exist by bearing
Rotation in pedestal 203, the rotation band dynamic bevel gear 4 210 of connecting rod 204 rotate, and the rotation of bevel gear 4 210 drives lead screw 2 206 to exist
Rotation in guide groove 207, the rotary motion of lead screw is converted into moving along a straight line by ball nut pair two, and then 2 208 band of nut seat
Dynamic sealing plate 209 moves down, when sealing plate 209 is moved to 4 position of water inlet pipe, sealing plate 209 by O-ring seal with into
Water pipe 4 fits closely, and then sealing plate 209 blocks water inlet pipe 4, avoids reclosing of the flow to valve plate, to realize into
The auxiliary of water pipe 4 blocks function.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of safety valve valve plate buffer gear, including valve body, water inlet pipe, water outlet, Buffer Unit and auxiliary blocking component,
It is characterized in that：The water inlet pipe is arranged in valve body annular side left part position, and the water outlet is opened in valve body lower end face
Portion position, the Buffer Unit are arranged in valve body medium position, the Buffer Unit include valve handle, lead screw one, nut seat one,
Valve plate body, rubber pad, right spring, support plate, leakage hole, sealing-plug and left spring, the auxiliary blocking component are arranged in valve
Internal upper left-hand position, the auxiliary blocking component include bevel gear one, bevel gear two, pedestal, connecting rod, bevel gear three,
Lead screw two, guide groove, nut seat two, sealing plate and bevel gear four.
2. a kind of safety valve valve plate buffer gear according to claim 1, it is characterised in that：In the Buffer Unit,
The valve handle is fixed on one upper surface of lead screw, and the lead screw one is mounted on medium position in valve body, and one upper end of lead screw extends
To outside valve body upper surface, the nut seat one is assemblied in one annular side of lead screw, and the valve plate body is fixed on nut seat one
In annular side, the rubber pad is mounted on left spring and right spring upper end, the right spring with left spring is symmetrical sets
It sets on support plate upper side, the support plate is fixed on valve body low inside and sets, and the leakage hole is opened on support plate, the sealing
Plug is fixed on rubber pad lower face.
3. a kind of safety valve valve plate buffer gear according to claim 2, it is characterised in that：The nut seat one passes through rolling
Pearl pair of nut one is connected with lead screw one, and guide pad one is equipped in the valve plate body annular side, and the guide pad one is pacified
In limiting slot one, the limiting slot one is opened in valve body annular side rear portion, is installed in the rubber pad annular side
There are guide pad two, the guide pad two to be mounted in limiting slot two, the limiting slot two is opened in valve body annular side lower,
In actual use, by valve handle rotary screw rod one, lead screw one rotates in valve body, and ball nut pair one is by the rotation of lead screw one
Movement is converted into moving along a straight line, and nut seat one drives valve plate body to move down, and valve plate body, which moves down, drives guide pad one
It moving down in limiting slot one, after valve plate body is fitted closely with rubber pad, valve plate body drives rubber pad to move down,
Rubber rim strip action-oriented block two moves down in limiting slot two, while rubber pad oppresses right spring and left spring, right spring
It is deformed upon with left spring, and absorbs the impact force of valve plate body, to realize the pooling feature of valve plate body.
4. a kind of safety valve valve plate buffer gear according to claim 2, it is characterised in that：The leakage hole is equipped with three groups
More than, three groups of the above leakage holes are equidistantly arranged on support plate, and the sealing-plug is equipped with three groups or more, and three groups of the above are close
Blocking is equidistantly arranged on rubber pad downside, the sealing-plug central axes and leakage hole central axes on same straight line,
In actual use, by valve handle rotary screw rod one, lead screw one rotates in valve body, and ball nut pair one transports the rotation of lead screw one
Turn changes linear motion into, and nut seat one drives valve plate body to move down, and valve plate body, which moves down, drives guide pad one to exist
It is moved down in limiting slot one, after valve plate body is fitted closely with rubber pad, valve plate body drives rubber pad to move down, rubber
Rubber cushion drives guide pad two to be moved down in limiting slot two, while rubber pad oppresses right spring and left spring, and then rubber
Pad, which moves down, drives sealing-plug to move down, and after sealing-plug is filled in leakage hole, stop operating valve handle, close to realize
Seal function.
5. a kind of safety valve valve plate buffer gear according to claim 1, it is characterised in that：In the auxiliary blocking component
In, the bevel gear one is mounted on connecting rod right side, and bevel gear one is meshed with bevel gear two, and the bevel gear two is pacified
Mounted in one annular side top of lead screw, the pedestal is fixed on upper side left part in valve body, and the connecting rod is arranged in pedestal
Middle part, the bevel gear three are mounted on lead screw second ring side surface upper part, and the lead screw two is mounted in guide groove, the guide groove
It is opened on the valve body annular side on the upside of water inlet pipe, the nut seat two is mounted on lead screw second ring side, described close
Sealing plate is fixed on two right side of nut seat, and the bevel gear four is mounted on connecting rod left side, and bevel gear four and cone tooth
Wheel three is meshed.
6. a kind of safety valve valve plate buffer gear according to claim 5, it is characterised in that：The connecting rod passes through bearing
It is connected with pedestal, the lead screw two is connected by bearing with guide groove, in actual use, lead screw one is driven by valve handle
Rotation, the rotation band dynamic bevel gear two of lead screw one rotate, and the rotation band dynamic bevel gear one of bevel gear two rotates, and the rotation of bevel gear one drives
Connecting rod is rotated by bearing in pedestal, and connecting rod rotation band dynamic bevel gear four rotates, and the rotation of bevel gear four drives lead screw two
It is rotated in guide groove, to realize the transmission agency of lead screw two, transmission stability is good.
7. a kind of safety valve valve plate buffer gear according to claim 5, it is characterised in that：The nut seat two passes through rolling
Pearl pair of nut two is connected with lead screw two, and the sealing plate left side is fitted closely with valve body annular side, and sealing plate is left
O-ring seal is installed at lateral edge, in actual use, drives lead screw one to rotate by valve handle, the rotation of lead screw one drives
Bevel gear two rotates, and the rotation band dynamic bevel gear one of bevel gear two rotates, and the rotation of bevel gear one drives connecting rod by bearing in base
Rotation in seat, connecting rod rotation band dynamic bevel gear four rotate, and the rotation of bevel gear four drives lead screw two to be rotated in guide groove, ball
The rotary motion of lead screw is converted into moving along a straight line by pair of nut two, and then nut seat two drives sealing plate to move down, and works as sealing
When plate is moved to water inlet pipe position, sealing plate is fitted closely by O-ring seal and water inlet pipe, and then sealing plate seals water inlet pipe
It is stifled, reclosing of the flow to valve plate is avoided, the auxiliary to realize water inlet pipe blocks function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608340.0A CN108591501A (en) | 2018-06-13 | 2018-06-13 | A kind of safety valve valve plate buffer gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608340.0A CN108591501A (en) | 2018-06-13 | 2018-06-13 | A kind of safety valve valve plate buffer gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108591501A true CN108591501A (en) | 2018-09-28 |
Family
ID=63628409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810608340.0A Withdrawn CN108591501A (en) | 2018-06-13 | 2018-06-13 | A kind of safety valve valve plate buffer gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591501A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006246A (en) * | 2021-03-05 | 2021-06-22 | 江阴中澜建设工程有限公司 | Municipal administration road drainage device |
-
2018
- 2018-06-13 CN CN201810608340.0A patent/CN108591501A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006246A (en) * | 2021-03-05 | 2021-06-22 | 江阴中澜建设工程有限公司 | Municipal administration road drainage device |
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Application publication date: 20180928 |