CN108716549A - A kind of pipe gallery airtight valve - Google Patents
A kind of pipe gallery airtight valve Download PDFInfo
- Publication number
- CN108716549A CN108716549A CN201810499739.XA CN201810499739A CN108716549A CN 108716549 A CN108716549 A CN 108716549A CN 201810499739 A CN201810499739 A CN 201810499739A CN 108716549 A CN108716549 A CN 108716549A
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- Prior art keywords
- valve
- transmission shaft
- valve plate
- pipe gallery
- valve body
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- 230000005540 biological transmission Effects 0.000 claims abstract description 80
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000011152 fibreglass Substances 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000011521 glass Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 238000010276 construction Methods 0.000 description 4
- 230000007123 defense Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
- F16K1/2007—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member specially adapted operating means therefor
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
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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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
- F16K31/055—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation for rotating valves
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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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0058—Optical means, e.g. light transmission, observation ports
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of pipe gallery airtight valves, it include the valve body 8 with opening, closed valve plate 10 is carried out with opening cooperation, transmission shaft 4 on valve plate 10, the axle sleeve 3 that transmission shaft 4 is used to support on valve body 8 is set, transmission mechanism 1 for providing rotatory force for transmission shaft 4, valve body 8 and valve plate 10 use the once molding formed making of glass-reinforced plastic material, the rotation of transmission mechanism 1 drives the fitting of valve plate 10 or separate valve body 8 by transmission shaft 4, valve body 8 and valve plate 10 can solve the problems, such as easily corroding in wet environment using moulded glass Steel material, both required mechanical strength had been can guarantee, weight can also be reduced, convenience in transport, workload is alleviated for installation and debugging and maintenance.
Description
Technical field
The present invention relates to valve technology fields, more particularly to a kind of pipe gallery airtight valve.
Background technology
With the rapid development of Urbanization Process In China, functional region of city refinement, municipal pipeline separately plans, builds,
Management has been unable to meet the paces of urban construction, and the construction of pipe gallery can effectively solve many drawbacks existing for current city.
Civil air defense constructions and installations is the important component of Homeland Defense system, is directly related to the life of the people and the safety of property, ground
Lower pipe gallery takes into account the building of people's airdefence, be ensure city effectively operate, the weight of people's life and piping lane inner facility safety
Want behave.
The apertures such as personnel's entrance of underground pipe gallery, hoisting port, escaping exit, ventilation opening, line branches mouth, communication port
It is the weak link that people's air defense is set up defences, and the emphasis protected, airtight valve is the special protection for having certain shock wave resistance overbottom pressure ability
Equipment, there is presently no specifically for underground pipe gallery ventilation opening hand-electric dual-purpose stem pressing glass reinforced plastics airtight valve according to investigations
Research, market matured product there is not yet.Research and develop the hand-electric dual-purpose stem pressing glass reinforced plastics of a set of underground pipe gallery ventilation opening
Airtight valve can generate huge economy, military benefit to meet state's laws requirement and the market demand.
The airtight valve of existing other civil air defense constructions and installations, is cast iron or steel structure material mostly, and weight is big, and there are transport, peaces
Adjustment tries and defect difficult in maintenance.In order to fill up prior art blank and overcome the shortcomings of the relevant technologies, it is necessary to develop one
Kind meets the hand-electric dual-purpose stem pressing glass reinforced plastics airtight valve of underground pipe gallery ventilation opening particular/special requirement.
Invention content
In view of this, the object of the present invention is to provide a kind of pipe gallery airtight valve, using glass-reinforced plastic material, ensure institute
Under needing machinery slight, the weight of airtight valve can be effectively reduced, can effectively ensure that valve head pressure at two ends balances, avoid because of valve port both ends
Difference force caused by refrigerant pressure difference reduces rotor loading power, improves valve opening ability.
Include the valve with opening in order to solve the above technical problems, the present invention provides a kind of pipe gallery airtight valve
Body is used for the closed valve plate of opening cooperation progress, the transmission shaft on the valve plate, setting on the valve body
Axle sleeve, the transmission mechanism for providing rotatory force for the transmission shaft for supporting the transmission shaft, the valve body and the valve plate
Using the once molding formed making of glass-reinforced plastic material, the transmission mechanism rotation drives the valve plate fitting by the transmission shaft
Or far from the valve body.
As a kind of possible realization method, the center of the valve plate has two panels mounting plate disposed in parallel, institute
It states and is rotatably equipped with rocking arm between two panels mounting plate, one end of the rocking arm is fixedly connected with the transmission shaft, the rocking arm
Elastic component is connected between the other end and the valve plate.
As a kind of possible realization method, the rocking arm is equipped with mounting hole, institute with described one end for being driven axis connection
It states transmission shaft to be interference fitted with the mounting hole, the transmission shaft is located at the surface inside the mounting hole and is equipped with spline.
As a kind of possible realization method, the circumferential edge of the valve plate is arranged with sealing ring, the valve plate and described
The sealing ring is between the valve plate and the opening after valve body closing.
As a kind of possible realization method, the opening is circle, and the valve plate is plectane.
As a kind of possible realization method, the transmission mechanism includes motor, is connect with the shaft of the motor
Retarder, be turned on and off for realizing the adapter and the instruction valve plate of the retarder and the transmission axis connection
Aperture indicate component.
As a kind of possible realization method, the transmission mechanism is fixedly connected with one end of the transmission shaft, the axis
It is arranged with protection cap, the protection cap is arranged in side where the other end of the transmission shaft.
As a kind of possible realization method, the transmission mechanism also has manual pulley, the manual pulley and the shaft
Or the transmission shaft is detachably connected.
As a kind of possible realization method, the elastic component uses compression spring or tension spring.
As a kind of possible realization method, the rocking arm may be rotatably mounted at by axis pin on the mounting plate.
The pipe gallery airtight valve of the present invention includes valve body with opening, closed valve plate is carried out with opening cooperation,
Transmission shaft on valve plate is arranged and is used to support the axle sleeve of transmission shaft on valve body, for providing rotatory force for transmission shaft
Transmission mechanism, valve body and valve plate use the once molding formed making of glass-reinforced plastic material, transmission mechanism rotation to pass through transmission shaft band
Dynamic valve plate fitting can solve easily corroding in wet environment far from valve body, valve body and valve plate using moulded glass Steel material
Problem both can guarantee required mechanical strength, can also reduce weight, and convenience in transport alleviates work for installation and debugging and maintenance
It measures.
Description of the drawings
Fig. 1 diagrammatically illustrates a kind of sectional view at visual angle of the pipe gallery airtight valve in the embodiment of the present invention；
Fig. 2 diagrammatically illustrates the sectional view at the airtight valve another kind visual angle of the pipe gallery in the embodiment of the present invention.
Reference numeral in figure：1, transmission mechanism, 2, adapter, 3, axle sleeve, 4, transmission shaft, 5, rocking arm, 6, axis pin, 7, protection
Lid, 8, valve body, 9, sealing ring, 10, valve plate, 11, elastic component.
Specific implementation mode
The embodiment of the present invention is described in detail below, but what the present invention can be defined by the claims and cover
Multitude of different ways is implemented.
Referring to Fig. 1 and Fig. 2, the pipe gallery airtight valve of the present embodiment includes the valve body 8 with opening and opening cooperation
Carry out closed valve plate 10, the transmission shaft 4 on valve plate 10, be arranged be used to support on valve body 8 transmission shaft 4 axle sleeve 3,
Transmission mechanism 1 for providing rotatory force for transmission shaft 4, valve body 8 and valve plate 10 use the once molding formed system of glass-reinforced plastic material
Make, the rotation of transmission mechanism 1 is by drive valve plate 10 fitting of transmission shaft 4 or far from valve body 8, since glass-reinforced plastic material relative density exists
Between 1.5~2.0g/cm3, only the 1/4~1/5 of carbon steel, tensile strength but approaches, even more than carbon steel, and specific strength can
With compared with high-grade alloy steel, so valve body 8 and valve plate 10 are solved using moulded glass Steel material, airtight valve weight is big, cost
High, not convenient for transportation, installation and debugging and the big problem of maintenance workload, and using fiberglass to big gas and water and general concentration
Acid, alkali, salt and a variety of oils and solvent have preferable resistivity, it is also possible that airtight valve is resistance in wet environment
Corrosive power is promoted.
Fixed form between transmission shaft 4 and valve plate 10 can be such, and the center of valve plate 10 has parallel set
The two panels mounting plate set, Rocker arm 5 is rotatably equipped between two panels mounting plate, and the centre position of Rocker arm 5 passes through axis pin 6 and rotatably pacifies
On a mounting board, similar seesaw structure, one end of Rocker arm 5 is fixedly connected dress with transmission shaft 4, and the other end of Rocker arm 5 is connected with
The other end of elastic component 11, elastic component 11 is fixed on valve plate 10, and Rocker arm 5 can be driven to turn when transmission shaft 4 rotates in this way
It is dynamic, when valve plate 10 is closed, by elastic component 11 can effective damped rotation axis rotatory force, avoid valve plate 10 and turn
The problem of moving axis rigid connection causes structure to be easily damaged can also utilize the structure of this similar seesaw to be convenient for 10 He of valve plate
Fastening between valve body 8 convenient for turning off or on to just, operating.
Can be such for the connection type between Rocker arm 5 and transmission shaft 4, Rocker arm 5 is used for one that transmission shaft 4 connects
End is equipped with mounting hole, and transmission shaft 4 passes through the mounting hole so that Rocker arm 5 position can be located at the centre position of transmission shaft 4, transmission
The mode that interference fit may be used with mounting hole for axis 4 is fixed, in order to further increase the two frictional force, and transmission shaft 4 is located at peace
It fills the surface inside hole and is equipped with spline, lines can also be equally set on the inner wall of mounting hole certainly with increasing friction force, originally
Field those of ordinary skill is appreciated that not limit this.
In order to increase the air-tightness of valve plate 10 and valve body 8 after closing, sealing is equipped with towards the side of valve body 8 in valve plate 10
Part, being closed rear seal in valve plate 10 can be located between the opening of valve body 8 and valve plate 10, and specifically, sealing element may be used close
Seal 9, sealing ring 9 can be set in the circumferential edge of valve plate 10, and the sealing ring 9 is located at valve after valve plate 10 and valve body 8 are closed
Between plate 10 and opening, sealing ring 9, which is sleeved on valve plate 10, makes installation operation simple, need not seal gluing knot, sealing performance
Well, it is not easy to fall off.
Circular design may be used for the structure of airtight valve, valve body 8 is open as circle using cylindric, and valve plate 10 is
Plectane, can be in order to once molding formed using circular design, raising production efficiency.
In conjunction with shown in Fig. 1, for driving transmission shaft 4 rotate mode can there are many, such as electronic mode or manually side
Formula, when using electronic mode, transmission mechanism 1 may include motor, the retarder being connect with the shaft of motor, be used for
Realize the adapter 2 that retarder and transmission shaft 4 connect and the aperture instruction component that instruction valve plate 10 is turned on and off, motor
The larger alternating current generator of torque may be used, retarder, which can carry out the high rotating speed of motor output to slow down, is transmitted to transmission shaft 4,
The reduction ratio of retarder can select as needed, and adapter 2 is by the output shaft of retarder and 4 fixed-link of transmission shaft one
Rise, indicator light may be used and aperture table carries out aperture prompt together in aperture instruction component, when airtight valve standard-sized sheet in place when, valve opening
Indicator light is bright, and aperture table shows 100%, when airtight valve it is fully closed in place when, close that valve indicator light is bright, and aperture table shows 0%, can be with
Intermediate value is set as needed, by control so that valve plate 10 realizes that any angle is opened, by the rotation for controlling transmission shaft 4
Angle, it should be understood that, when applying in the higher applicable situation of velocity of medium, airtight valve can be set as
Two positions, standard-sized sheet or fully closed do not allow only part unlatching to be used as flow is adjusted, are otherwise easy when velocity of medium is higher
Cause sealing surface impaired, such design can improve the service life of airtight valve, avoid being damaged by high-speed Medium.
Further include motor controller, by electronic it is understood that in order to meet the electrical control needs of motor
Machine controller controls the operating of motor, and 10 standard-sized sheet of valve opening key control valve plate for pressing motor controller in place, is pressed
The pass valve key of lower motor controller is fully closed in place by valve plate 10, and those of ordinary skill in the art are not for repeating.
When carrying out the operation of valve plate 10 using manual mode, transmission mechanism 1 can increase manual pulley (not shown),
Manual pulley can be connect with the shaft of motor or directly with transmission shaft 4, by rotary manual wheel, driven and be driven by manual pulley
Axis 4 rotates the elastic elastic component 11 of Rocker arm 5, and valve plate 10 is made to reach airtight valve open/close states, and when closing will ensure to seal.Airtight valve leans on
Rotary manual wheel makes valve plate 10 open and close, not by other any auxiliary levers, to prevent from malfunctioning, without common manual switch
In the case of airtight valve, manual pulley can be removed, avoid maloperation.
In conjunction with shown in Fig. 1, bearing arrangement may be used in axle sleeve 3, and transmission shaft 4 is socketed in axle sleeve 3, convenient for 4 turns of transmission shaft
Dynamic, transmission mechanism 1 is fixedly connected with one end of transmission shaft 4, transmission shaft 4 the other end equipped with protection cap 7, protection cap 7 can be with
It avoids falling ash in axle sleeve on valve body 8 either axle sleeve or artificial accidentally touch damages.
In the present embodiment, elastic component 11 uses compression spring or tension spring, contributes to being turned on or off for valve plate 10, is not done to this
It limits.
It is correspondingly provided with first through hole on two panels mounting plate, is equipped with the second through-hole in the centre position of Rocker arm 5, Rocker arm 5 passes through
Axis pin 6 may be rotatably mounted on mounting plate, and axis pin 6 passes through the second through-hole to be arranged in first through hole, and such Rocker arm 5 can be around
The axis pin 6 is swung, and realizes that external force, auxiliary valve plate 10 are turned on or off to elastic component 11 to realize.
Pipe gallery airtight valve provided by the invention includes valve body 8 with opening, it is closed to be carried out with opening cooperation
Valve plate 10, the transmission shaft 4 on valve plate 10, be arranged be used to support on valve body 8 transmission shaft 4 axle sleeve 3, for for transmission
Axis 4 provides the transmission mechanism 1 of rotatory force, and valve body 8 and valve plate 10 use the once molding formed making of glass-reinforced plastic material, transmission mechanism
1 rotation is driven the fitting of valve plate 10 by transmission shaft 4 or can be solved using moulded glass Steel material far from valve body 8, valve body 8 and valve plate 10
Problem is easily corroded certainly in wet environment, both can guarantee required mechanical strength, can also reduce weight, convenience in transport,
Workload is alleviated for installation and debugging and maintenance.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", " width ", " thickness ", "upper",
The orientation or positional relationship of the instructions such as "lower", "front", "rear", "left", "right", "inner", "outside" is orientation based on ... shown in the drawings
Or position relationship, it is merely for convenience of description of the present invention and simplification of the description, does not indicate or imply the indicated device or element
It must have a particular orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition,
Term " first ", " second " are used for description purposes only, and are not understood to indicate or imply relative importance or implicitly indicate
The quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can explicitly or implicitly include one
A or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two with
On.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " alternative embodiment ", " tool
The description of body embodiment " etc. means to be contained in the present invention in conjunction with the embodiment particular features, structures, materials, or characteristics described
At least one embodiment in.In the present specification, schematic expression of the above terms are not necessarily referring to identical implementation
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments with suitable
Mode combine.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of pipe gallery airtight valve, which is characterized in that include valve body (8) with opening, with the opening coordinate into
The closed valve plate (10) of row, the transmission shaft (4) being mounted on the valve plate (10), setting are used to support on the valve body (8)
The axle sleeve (3) of the transmission shaft (4), the transmission mechanism (1) for providing rotatory force for the transmission shaft (4), the valve body (8)
The once molding formed making of glass-reinforced plastic material, transmission mechanism (1) rotation is used to pass through the transmission with the valve plate (10)
Axis (4) drives valve plate (10) fitting or far from the valve body (8).
2. pipe gallery airtight valve according to claim 1, which is characterized in that the center of the valve plate (10) has
There is two panels mounting plate disposed in parallel, rocking arm (5), one end of the rocking arm (5) are rotatably equipped between the two panels mounting plate
It is fixedly connected with the transmission shaft (4), elastic component (11) is connected between the other end and the valve plate (10).
3. pipe gallery airtight valve according to claim 2, which is characterized in that the rocking arm (5) with the transmission
One end of axis (4) connection is equipped with mounting hole, and the transmission shaft (4) is interference fitted with the mounting hole, and the transmission shaft (4) is located at
Surface inside the mounting hole is equipped with spline.
4. pipe gallery airtight valve according to claim 1, which is characterized in that the circumferential edge set of the valve plate (10)
Equipped with sealing ring (9), the valve plate (10) and the valve body (8) closing after the sealing ring (9) be located at the valve plate (10) and
Between the opening.
5. pipe gallery airtight valve according to claim 4, which is characterized in that the opening is circle, the valve plate
(10) it is plectane.
6. pipe gallery airtight valve according to claim 1, which is characterized in that the transmission mechanism (1) includes electronic
Machine, the retarder being connect with the shaft of the motor, the switching connected for realizing the retarder and the transmission shaft (4)
The aperture instruction component that seat (2) and the instruction valve plate (10) are turned on and off.
7. pipe gallery airtight valve according to claim 1, which is characterized in that the transmission mechanism (1) and the biography
One end of moving axis (4) is fixedly connected, and the axle sleeve (3) is equipped with protection cap (7), and the protection cap (7) is arranged in the transmission shaft
(4) side where the other end.
8. pipe gallery airtight valve according to claim 1, which is characterized in that the transmission mechanism (1) also has hand
Driving wheel, the manual pulley are detachably connected with the shaft or the transmission shaft (4).
9. pipe gallery airtight valve according to claim 2, which is characterized in that the elastic component (11) using compression spring or
Tension spring.
10. pipe gallery airtight valve according to claim 2, which is characterized in that the rocking arm (5) passes through axis pin (6)
It may be rotatably mounted on the mounting plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810101025 | 2018-02-01 | ||
| CN2018101010259 | 2018-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108716549A true CN108716549A (en) | 2018-10-30 |
Family
ID=63900474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810499739.XA Pending CN108716549A (en) | 2018-02-01 | 2018-05-22 | A kind of pipe gallery airtight valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108716549A (en) |
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| CN203477352U (en) * | 2013-10-11 | 2014-03-12 | 石家庄阀门一厂股份有限公司 | Butterfly bamper opened and closed in high-pressure-difference mode |
| CN203836241U (en) * | 2014-04-28 | 2014-09-17 | 山东龙源电力工程有限公司 | Full sealed butterfly-shaped isolation door with high temperature resistance |
| CN207906469U (en) * | 2018-02-01 | 2018-09-25 | 中国城市建设研究院有限公司 | A kind of pipe gallery airtight valve |
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2018
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Application publication date: 20181030 |