CN108757936A - The opening and closing device of bearing device through-hole - Google Patents
The opening and closing device of bearing device through-hole Download PDFInfo
- Publication number
- CN108757936A CN108757936A CN201810870994.0A CN201810870994A CN108757936A CN 108757936 A CN108757936 A CN 108757936A CN 201810870994 A CN201810870994 A CN 201810870994A CN 108757936 A CN108757936 A CN 108757936A
- Authority
- CN
- China
- Prior art keywords
- bearing device
- sliding shoe
- hole
- opening
- switch gland
- 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.)
- Granted
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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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J13/00—Covers or similar closure members for pressure vessels in general
- F16J13/24—Covers or similar closure members for pressure vessels in general with safety devices, e.g. to prevent opening prior to pressure release
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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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J13/00—Covers or similar closure members for pressure vessels in general
- F16J13/16—Pivoted closures
- F16J13/20—Pivoted closures mounted by mobile fastening on swinging arms
-
- 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
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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
- F16K1/16—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
- F16K1/2028—Details of bearings for the axis of rotation
-
- 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
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/1018—Pivoting closing devices
Abstract
The present invention relates to a kind of opening and closing devices of bearing device through-hole, it include the switch gland for seal and pressure bearing equipment through-hole, it is fixedly connected with trim ring on switch gland, at least one guide groove is equipped in the trim ring, the sliding shoe of adaptation is installed in guide groove, the sliding shoe in the guide groove can only along trim ring radial motion and by circumferential limit, the sliding shoe is corresponded on the bearing device is equipped with slot, the relatively described guide groove slip of the sliding shoe, which has, to be located at the first position for making the switch gland be connected on the bearing device in the slot and makes the switch gland and the separable second position of the bearing device outside the slot, the operating device for moving the sliding shoe is connected on the sliding shoe, the switch gland is equipped with the bleed valve of connection bearing device inner cavity.It only needs to move sliding shoe by operating device, you can so that the switch gland is disassembled or is installed from bearing device, it is easy to operate.
Description
Technical field
The present invention relates to a kind of opening and closing devices of bearing device through-hole.
Background technology
Have a large amount of bearing device in the fields such as oil, chemical industry, coal chemical industry, metallurgy, electric power, oil-gas transportation, as valve,
Pressure vessel, pressure pipeline etc., need external object being put into bearing device or will be in bearing device in some cases
Object take out.In order to reduce the influence to bearing device continuous operation efficiency, need quickly and easily to open and close pressure-bearing
Equipment, it is contemplated that the medium in bearing device has a higher pressure and temperature, and medium there may also be corrosivity, inflammable, explosive, because
This, safety problem when needing to consider to open bearing device.In order to open and close bearing device, typically filled in pressure-bearing
It sets and opens up a through-hole, and a blind plate is set, through-hole is closed using blind plate and bolt and nut and gasket, is passed through when needing
The bolt and nut on blind plate is disassembled and installed to achieve the purpose that unlatching and closing through-hole, not only efficiency is low for this conventional method
Under, great work intensity.
Invention content
The present invention is in view of the above-mentioned problems, provide a kind of opening and closing device of bearing device through-hole.
The technical solution used in the present invention is as follows：The opening and closing device of bearing device through-hole, including be used to seal
The switch gland of bearing device through-hole is fixedly connected with trim ring on the switch gland, at least one leads is equipped in the trim ring
To slot, the sliding shoe of adaptation is installed in the guide groove, the sliding shoe can only be along the radial direction of trim ring in the guide groove
Movement and by circumferential limit correspond to the sliding shoe and is equipped with slot on the bearing device, the sliding shoe relatively described in leads
Having to be located to slot slip makes the switch gland be connected to first position and position on the bearing device in the slot
In making the switch gland and the separable second position of the bearing device outside the slot, connected on the sliding shoe useful
In the operating device of the movement sliding shoe, the switch gland is equipped with the bleed valve of connection bearing device inner cavity.
It is socketed with circumferential rotatable turntable in the trim ring and axial limiting is constituted to the turntable with the sliding shoe,
Helicla flute is provided on the turntable, the sliding shoe is equipped with the guide pin coordinated with the helicla flute, is set on the turntable
It is useful for rotating the operating parts of the turntable.
The bleed valve includes bleed valve valve rod and the excretion valve core in bleed valve valve stem end, the switch is arranged
Gland is equipped with the third through-hole of connection bearing device inner cavity, by the next on the relatively described switch gland of the bleed valve valve rod
Shifting is turned on and off the bleed valve, and it is circumferentially rotatable and axial with the connector that the bleed valve valve rod is connected with connector
Linkage, the connector are fixedly connected with lock pin, and when the bleed valve is in the closed position, the lock pin is located in sliding shoe
Side.
The bleed valve is needle-like bleed valve.
First connecting rod is hinged on the switch gland, the first connecting rod is hinged with second connecting rod, the second connecting rod
It is hinged with support shaft, the support shaft is fixedly mounted on bearing device.
The switch gland is connected by screw with the trim ring.
Sealing ring is equipped between the switch gland and the bearing device.
The switch gland is taper fit sealing surface with the bearing device.
Beneficial effects of the present invention are as follows：The present invention provides a kind of opening and closing device of bearing device through-hole, by it
On the bearing device equipped with adaptation through-hole, it is only necessary to move sliding shoe by operating device, you can the switch is made to press
Lid is disassembled or is installed from bearing device, easy to operate.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, according to
These attached drawings obtain other attached drawings and still fall within scope of the invention.
Fig. 1 is the structural schematic diagram for fast and safely opening and closing device；
Fig. 2 is the structural schematic diagram of trim ring；
Fig. 3 is the sectional view of trim ring；
Fig. 4 is the structural schematic diagram of sliding shoe；
Fig. 5 is A-A sectional views in Fig. 4；
Fig. 6 is that the rotation of turntable drives the diametrically opposite stretching motion schematic diagram of sliding shoe, wherein A is what sliding shoe stretched out
Structural schematic diagram, B are the structural schematic diagram that sliding shoe is withdrawn；
Fig. 7 is the stretching motion schematic diagram of sliding shoe another kind move mode, wherein A is the structural schematic diagram that sliding shoe stretches out,
B is the structural schematic diagram that sliding shoe is withdrawn；
Fig. 8 is A-A sectional views in Fig. 1；
Fig. 9 is opening process schematic diagram,（1）To completely close,（2）Valve body is left for switch gland,（3）For entire switching device
Rotate to the side of 3 through-hole of bearing device；
In figure, 1, gland；2, sealing ring；3, valve body；32, slot；4, sliding shoe；41, guide pin；5, turntable；51, helicla flute；
52, third through-hole；6, trim ring；61, guide groove；7, screw；8, tommy bar connector；9, tommy bar；10, bleed valve；101, bleed valve valve
Bar；102 excretion valve cores；11, connector；12, lock pin；13, hinged screw；14, connecting rod；15, axis pin；16, connecting rod；17, pin
Axis；18, support shaft.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
The direction and position term that the present invention is previously mentioned, for example, "upper", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " top ", " bottom ", " side " etc. are only the direction or position of refer to the attached drawing.Therefore, the direction used and position term
It is to illustrate and understand the present invention rather than limiting the scope of the invention.
As shown in Figure 1, the opening and closing device of bearing device through-hole, includes opening for 3 through-hole of seal and pressure bearing equipment
Gland 1 is closed, trim ring 6 is fixedly connected on the switch gland 1, the structure of trim ring 6 in the trim ring 6 as shown in Fig. 2, be equipped with extremely
Lack a guide groove 61, is 4 in figure, according to the difference of device specification, the guide groove of different number may be used.The guiding
The sliding shoe 4 of adaptation is installed, the structure of sliding shoe 4 is as shown in Figure 3,4, and the sliding shoe 4 is in the guide groove 61 in slot 61
It is interior can only along trim ring 6 radial motion and by circumferential limit, be socketed in the trim ring 6 circumferential rotatable turntable 5 and with
The sliding shoe 4 constitutes axial limiting to the turntable 5, and the sliding shoe 4 is corresponded on the bearing device 3 and is equipped with slot 32,
Relatively described 61 slip of guide groove of the sliding shoe 4, which has to be located in the slot 32, makes the switch gland 1 be connected to institute
It states the first position on bearing device 3 and makes the switch gland 1 separable with the bearing device 3 outside the slot 32
The second position, the operating device for moving the sliding shoe 4 is connected on the sliding shoe 4, is set on the switch gland 1
There is the bleed valve 10 of 3 inner cavity of connection bearing device.
Helicla flute 51 is provided on the turntable 5, the sliding shoe 4 is equipped with the guide pin coordinated with the helicla flute 51
41, the turntable 5 is equipped with the operating parts for rotating the turntable 5, and corresponding to the sliding shoe 4 on the bearing device 3 sets
There is slot 32.Turntable 5 is fixedly connected with tommy bar connector 8, and tommy bar connector 8 is fixedly connected with tommy bar 9, can be with by operating tommy bar 9
Turntable 5 is set to rotate, by the common restriction of helicla flute 51 and guide groove 61, when turntable 5 rotates, sliding shoe 4 is led trim ring 6
Radial expansion is done into slot 61 to move, as shown in fig. 6, when 5 clockwise movement of turntable（A）, sliding shoe 4 radially transports
It is dynamic, the sliding shoe 4 is corresponded on the bearing device 3 and is equipped with slot 32, and sliding shoe 4 enters in slot 32 thus and bearing device
3 complete connection, when 5 counterclockwise movement of turntable（B）, sliding shoe 4 moves radially inward, when sliding shoe 4 leaves slot 32,
Switch gland 1, which can separate, to come.Above structure realizes the effect extremely fast opened and closed, removable in addition it can what is taken
Unload connection structure and can be connected through a screw thread, flanged joint, the common connection type such as be bolted, in contrast, it is above-mentioned can
Dismantling connection structure is quicker, is only at least no more than a circle by rotating（Turntable in attached drawing only needs 45 degree or so of rotation）
It can be completed and be turned on and off, and use threadeds connection, flanged joint, be bolted at least to need to rotate and more all can just complete to tear open
It unloads.
In addition, as shown in fig. 7, when sliding shoe 4 is one or two, the mode of mobile sliding shoe 4 can also use
Handle is set on sliding block, and directly mobile, when sliding shoe 4 is one, hinged mode may be used in the other end, but compares and set
The mode of turntable is set, the sliding shoe of this structure is preferably one or two, and sliding shoe is excessive, and it is just inconvenient to open, still
Sliding shoe is one or two, makes switch gland 1 keep the active force of connection can not be uniform with valve body 3, in Fig. 7, is sliding
The position of block, it is ensured that connected between switch gland 1 and valve body 3, the position farthest apart from sliding shoe, can not ensure switch pressure
In lid 1 is sealing cooperation between sealing ring 2 and valve body 3, is susceptible to leakage, and selects the mode of turntable, and sliding shoe can
Think 4 pieces or be arranged more, is circumferentially uniformly arranged, sealing function when ensureing to connect between switch gland 1 and valve body 3.
Wherein, tommy bar connector 8 and tommy bar 9 are fixedly connected to form the operating parts of rotation turntable 5, can also be directly in turntable 5
Upper setting handle or steering wheel are the actuator for being commonly used in rotation.
As shown in figure 8, switch gland 1 is connect with connecting rod 14 using hinged 13, connecting rod 14 is connected with connecting rod 16 using axis pin 15
It connects, connecting rod 16 is connected by axis pin 17 with support shaft 18, and support shaft 18 is fixedly mounted on bearing device 3, therefore, switchs gland
1 and trim ring 6 limited and cannot be rotated in the through-hole of bearing device 3 by connecting component.Entire switch dress after taking-up
The side of 3 through-hole of bearing device can easily be rotated to by hinged 13, connecting rod 14, axis pin 15, connecting rod 16 and axis pin 17 by setting,
See Fig. 9.
See that Fig. 1, bleed valve 10 are arranged at the middle part of switch gland 1, bleed valve 10 uses needle stop valve, the valve of bleed valve
Bar 101 and flap design are integral, and bleed valve 10, the bleed valve valve are opened or closed by the elevating movement of valve rod 101
Bar 101 is connected with connector 11 and circumferential rotatable with the connector 11 and axial linkage, the connector 11 are fixedly connected
There are lock pin 12, the valve rod 101 of bleed valve to link by the way that connector 11 and axis pin 12 are axial, the elevating movement of valve rod 101 drives pin
Axis 12 moves up and down simultaneously.The turntable 5 is equipped with the third through-hole 52 being inserted into for the lock pin 12, when bleeder valve 10 is in
When closed position, lock pin 12 reaches the inside of sliding shoe 4.When bleeder valve 10 is in the open position, lock pin 12 does not extend into cunning
The inside of motion block 4.Fig. 6 is provided in the situation when through-hole on ball valve body is in closing, and sliding shoe 4 is stuck in pressure-bearing and sets at this time
In standby 3 groove, the switch gland 1 being assembled integrally with sliding shoe 4 has blocked the through-hole being arranged on ball valve body, is sealing
Under the sealing of circle 2, it is ensured that the through-hole of valve body reliably seals.At this point, bleed valve 10 is in the closed position, lock pin 12 reaches cunning at this time
The inside of motion block 4, therefore, sliding shoe 4 can not move radially inward.The through-hole on bearing device 3 can not be opened at this time.Also may be used
To reduce the length of lock pin 12, third through-hole 52 is adapted to lock pin 12, or is slightly larger than lock pin 12, and bleeder valve 10 is in the closed position
When, lock pin 12 reaches the locking that turntable can be completed in third through-hole 52, and the through-hole on bearing device 3 is avoided to open.The prior art
If forgetting medium of releasing before dismantling blind plate, prodigious security risk is also had when dismantling blind plate, by above-mentioned setting, then
It can solve the problems, such as this.
Sealing ring 2 is equipped between the switch gland 1 and the bearing device 3.Switch gland 1 is improved to set with the pressure-bearing
Standby 3 sealing performance, prevents from revealing.
For the easier through-hole for switching device being taken out or being put back into bearing device 3 from the through-hole of bearing device 3
In, the sealing registration interface designs of the through-hole of gland 1 and bearing device 3 will be switched into certain taper, sealed using taper fit
Face is also less likely to be damaged sealing ring 2 when taking out and putting back to switching device.
The switch gland 1 is connect with the trim ring 6 by screw 7, and installation is facilitated.
The through-hole of the bearing device 3 of Fig. 1 is closed, and sliding shoe 4 is stuck in the groove of bearing device 3 at this time, with
The gland 1 that sliding shoe 4 is assembled integrally has blocked the through-hole of bearing device 3, under the sealing of sealing ring 2, it is ensured that bearing device 3
Through-hole reliably seal.At this point, bleed valve 10 is in the closed position, lock pin 12 reaches the inside of sliding shoe 4, by lock pin 12
Limitation, sliding shoe 4 at this time can not move radially inward, therefore, it is impossible to open the through-hole of bearing device 3.When needing to open
When the through-hole of bearing device 3, it is necessary to first open bleeder valve 10, when opening bleeder valve 10, the medium in bearing device 3 will pass through
Bleeder valve 10 is discharged, so that it is guaranteed that not having pressure medium in bearing device 3, after bleeder valve 10 is opened, lock pin 12 is also from sliding
The inside of block 4 is detached from, at this time can by operating 9 rotary turnplate 5 counterclockwise of tommy bar, sliding shoe 4 move inward contraction until with
The groove of bearing device 3 disengages.At this point it is possible to entire switching device is taken out from the through-hole of bearing device 3, it is whole after taking-up
It is logical that a switching device can easily rotate to bearing device 3 by hinged 13, connecting rod 14, axis pin 15, connecting rod 16 and axis pin 17
The side in hole, sees Fig. 7.External object can be put into bearing device 3 by the through-hole of bearing device 3 or by pressure-bearing at this time
Object in equipment 3 takes out.
The switch of conventional equipment needs to dismantle or install multigroup bolt and nut on blind plate, time-consuming laborious, and this dress
It sets and only needs that bearing device switching device can be disassembled or be installed from bearing device by rotary turnplate 5.
Before the conventional blind plate device of dismounting, if having forgotten opening bleed valve, there will be prodigious danger when dismantling blind plate, and this dress
It sets provided with the mechanism for preventing maloperation, if having forgotten opening bleed valve 10 before device for opening, due to there is the card of lock pin 12
Position, will be unable to rotary turnplate 5, that is, when medium in bearing device of not releasing, the switching device of bearing device is can not to beat
It opens.The bearing device switching device that the present invention designs can be opened and closed fast and safely.
The foregoing is merely a kind of embodiments of the present invention, are not used for limiting the scope of the invention；The present invention's
Protection domain is limited by the claim in claims, and every according to equivalence changes made by invention and modification, is all existed
Within the protection domain of patent of the present invention.
Claims (8)
1. the opening and closing device of bearing device through-hole, it is characterised in that：Including being used for seal and pressure bearing equipment（3）Through-hole is opened
Close gland（1）, the switch gland（1）On be fixedly connected with trim ring（6）, the trim ring（6）It is interior to be equipped at least one guide groove
（61）, the guide groove（61）The sliding shoe of adaptation is inside installed（4）, the sliding shoe（4）In the guide groove（61）Interior
It can be along trim ring（6）Radial motion and by circumferential limit, the bearing device（3）The upper correspondence sliding shoe（4）Equipped with slotting
Slot（32）, the sliding shoe（4）The relatively described guide groove（61）Slip, which has, is located at the slot（32）Inside make the switch
Gland（1）It is connected to the bearing device（3）On first position and be located at the slot（32）Make the switch gland outside（1）
With the bearing device（3）The separable second position, the sliding shoe（4）On be connected with for moving the sliding shoe（4）
Operating device, the switch gland（1）It is equipped with connection bearing device（3）The bleed valve of inner cavity（10）.
2. the opening and closing device of bearing device through-hole according to claim 1, it is characterised in that：The trim ring（6）
Inside it is socketed with circumferential rotatable turntable（5）And with the sliding shoe（4）To the turntable（5）Composition axial limiting, described turn
Disk（5）On be provided with helicla flute（51）, the sliding shoe（4）It is equipped with and the helicla flute（51）The guide pin of cooperation（41）,
The turntable（5）It is equipped with for rotating the turntable（5）Operating parts.
3. the opening and closing device of bearing device through-hole according to claim 1 or 2, it is characterised in that：The excretion
Valve（10）It include bleed valve valve rod（101）With setting in bleed valve valve rod（101）The excretion valve core of end（102）, described
Switch gland（1）It is equipped with connection bearing device（3）The third through-hole of inner cavity passes through the bleed valve valve rod（101）Opposite institute
State switch gland（1）Upper and lower displacement is turned on and off the bleed valve（10）, the bleed valve valve rod（101）It is connected with connector
（11）And with the connector（11）Circumferential rotatable and axial linkage, the connector（11）It is fixedly connected with lock pin（12）,
When the bleed valve（10）It is in the closed position, the lock pin（12）Positioned at sliding shoe（4）Inside.
4. the opening and closing device of bearing device through-hole according to claim 3, it is characterised in that：The bleed valve
（10）For needle-like bleed valve.
5. the opening and closing device of bearing device through-hole according to claim 1, it is characterised in that：The switch gland
（1）On be hinged with first connecting rod（14）, the first connecting rod（14）It is hinged with second connecting rod（16）, the second connecting rod（16）Hinge
It is connected to support shaft（18）, the support shaft（18）It is fixedly mounted on bearing device（3）On.
6. the opening and closing device of bearing device through-hole according to claim 1, it is characterised in that：The switch gland
（1）With the trim ring（6）Pass through screw（7）Connection.
7. the opening and closing device of bearing device through-hole according to claim 1, it is characterised in that：The switch gland
（1）With the bearing device（3）Between be equipped with sealing ring（2）.
8. the opening and closing device of bearing device through-hole according to claim 1 or claim 7, it is characterised in that：The switch
Gland（1）With the bearing device（3）For taper fit sealing surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810870994.0A CN108757936B (en) | 2018-08-02 | 2018-08-02 | Opening and closing device for pressure equipment through hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810870994.0A CN108757936B (en) | 2018-08-02 | 2018-08-02 | Opening and closing device for pressure equipment through hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108757936A true CN108757936A (en) | 2018-11-06 |
| CN108757936B CN108757936B (en) | 2023-05-16 |
Family
ID=63968656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810870994.0A Active CN108757936B (en) | 2018-08-02 | 2018-08-02 | Opening and closing device for pressure equipment through hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108757936B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3373893A (en) * | 1966-03-02 | 1968-03-19 | Gpe Controls Inc | Floating hinged cover |
| CN2350236Y (en) * | 1998-11-24 | 1999-11-24 | 光阳工业股份有限公司 | Push button fuel tank cover locking device |
| CN101492111A (en) * | 2009-02-28 | 2009-07-29 | 宋旭彬 | Vacuum storing vessel and lid |
| US20110005629A1 (en) * | 2009-07-13 | 2011-01-13 | Ostrander Robert J | Relief valve for vehicle component |
| CN102772127A (en) * | 2012-07-11 | 2012-11-14 | 广东凌丰集团股份有限公司 | Double-button pressure pan cover |
| CN103735151A (en) * | 2013-12-23 | 2014-04-23 | 由达集团有限公司 | Pressure cooker lid and pressure cooker |
| CN204743737U (en) * | 2015-04-30 | 2015-11-11 | 广东凌丰家居用品有限公司 | New -type lid electric pressure cooker that opens and shuts |
| CN106401329A (en) * | 2015-08-03 | 2017-02-15 | 上汽通用汽车有限公司 | Open-close structure and vehicle storage box |
| CN106742641A (en) * | 2017-01-24 | 2017-05-31 | 浙江哈尔斯真空器皿股份有限公司 | A kind of container lid with on-off valve |
| CN107440907A (en) * | 2017-03-01 | 2017-12-08 | 广州燃烧医疗技术开发有限公司 | A kind of safe cap of medicine bottle device |
| CN107788828A (en) * | 2016-09-05 | 2018-03-13 | 佛山市顺德区美的电热电器制造有限公司 | The pot cover component and pressure cooker of pressure cooker |
| CN207604786U (en) * | 2017-06-20 | 2018-07-13 | 佛山市顺德区美的电热电器制造有限公司 | Electric pressure cooking saucepan and its hood-opening device |
| CN208719337U (en) * | 2018-08-02 | 2019-04-09 | 超达阀门集团股份有限公司 | The opening and closing device of bearing device through-hole |
-
2018
- 2018-08-02 CN CN201810870994.0A patent/CN108757936B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3373893A (en) * | 1966-03-02 | 1968-03-19 | Gpe Controls Inc | Floating hinged cover |
| CN2350236Y (en) * | 1998-11-24 | 1999-11-24 | 光阳工业股份有限公司 | Push button fuel tank cover locking device |
| CN101492111A (en) * | 2009-02-28 | 2009-07-29 | 宋旭彬 | Vacuum storing vessel and lid |
| US20110005629A1 (en) * | 2009-07-13 | 2011-01-13 | Ostrander Robert J | Relief valve for vehicle component |
| CN102772127A (en) * | 2012-07-11 | 2012-11-14 | 广东凌丰集团股份有限公司 | Double-button pressure pan cover |
| CN103735151A (en) * | 2013-12-23 | 2014-04-23 | 由达集团有限公司 | Pressure cooker lid and pressure cooker |
| CN204743737U (en) * | 2015-04-30 | 2015-11-11 | 广东凌丰家居用品有限公司 | New -type lid electric pressure cooker that opens and shuts |
| CN106401329A (en) * | 2015-08-03 | 2017-02-15 | 上汽通用汽车有限公司 | Open-close structure and vehicle storage box |
| CN107788828A (en) * | 2016-09-05 | 2018-03-13 | 佛山市顺德区美的电热电器制造有限公司 | The pot cover component and pressure cooker of pressure cooker |
| CN106742641A (en) * | 2017-01-24 | 2017-05-31 | 浙江哈尔斯真空器皿股份有限公司 | A kind of container lid with on-off valve |
| CN107440907A (en) * | 2017-03-01 | 2017-12-08 | 广州燃烧医疗技术开发有限公司 | A kind of safe cap of medicine bottle device |
| CN207604786U (en) * | 2017-06-20 | 2018-07-13 | 佛山市顺德区美的电热电器制造有限公司 | Electric pressure cooking saucepan and its hood-opening device |
| CN208719337U (en) * | 2018-08-02 | 2019-04-09 | 超达阀门集团股份有限公司 | The opening and closing device of bearing device through-hole |
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| CN108757936B (en) | 2023-05-16 |
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