CN202228666U - Locking device for quickly opening door of pressure vessel - Google Patents
Locking device for quickly opening door of pressure vessel Download PDFInfo
- Publication number
- CN202228666U CN202228666U CN2011203870520U CN201120387052U CN202228666U CN 202228666 U CN202228666 U CN 202228666U CN 2011203870520 U CN2011203870520 U CN 2011203870520U CN 201120387052 U CN201120387052 U CN 201120387052U CN 202228666 U CN202228666 U CN 202228666U
- Authority
- CN
- China
- Prior art keywords
- lock pin
- locking device
- flange
- pressure vessel
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model discloses a locking device for quickly opening a door of a pressure vessel. The locking device comprises a barrel flange and a door cover flange, wherein the barrel flange is fixed on a vessel barrel; the door cover flange is fixed on a door cover; more than two pin holes are formed in the barrel flange along the circumferential direction; a rotatable lock pin is inserted into each pin hole; a lock hook part which can buckle the door cover flange by rotating the lock pin is arranged at one end of the lock pin, and the end of the lock pin is positioned on the front side of the barrel flange; and a regulating piece which can regulate the axial position of the lock pin is arranged at one end of the lock pin, and the end of the lock pin is positioned on the rear side of the barrel flange. The locking device for quickly opening the door of the pressure vessel is simple and compact in structure, low in cost, high in locking strength, safe and reliable.
Description
Technical field
The utility model relates generally to the pressurized container field, refers in particular to a kind of pressure vessel of quick opening door locking device.
Background technique
Existing pressure vessel of quick opening door locking device mainly contains several kinds of structural types such as clamp band type, tooth-type, compression type; These several kinds of quick operating valve locking devices all have its narrow limitation: the locking intensity of clamp band type structure is relatively poor; Be prone to produce potential safety hazard, generally be used for the very low occasion of pressure; The engaging tooth processed complex of tooth-type structure (its engaging tooth does not allow to adopt welded structure), physical dimension is big, between shell flange and the door closure flange if any relatively rotating the easy damaged seal ring; The compression type structure needs to apply impacting force through this external power source (oil pressure or air pressure) door during container work, and structure is not compact and comparatively complicated, under the situation that externally lost efficacy in the power source, security incident can take place.
The model utility content
The technical problem that the utility model will solve is: the deficiency to existing technology exists provides a kind of simple and compact for structure, with low cost, safe and reliable pressure vessel of quick opening door locking device.
For solving the problems of the technologies described above, the utility model adopts following technological scheme:
A kind of pressure vessel of quick opening door locking device; Comprise the shell flange that is fixed on the shell and be fixed on the door closure flange on the door closure; Along the circumferential direction offer plural pin-and-hole on the said shell flange; Correspondence wears a rotating lock pin in said each pin-and-hole, and the end that said lock pin is positioned at the shell flange front side is provided with and can fastens the latch part of door closure flange through rotating lock pin, and the end that said lock pin is positioned at the shell flange rear side is provided with the adjusting element of can regulate lock pin axial position.
Further improvement as the utility model:
Said adjusting element is an adjusting nut, offers the outside thread that cooperates with adjusting nut on the said lock pin.
Be provided with the guide sleeve assembly between said lock pin outer wall and the pin-and-hole inwall, said guide sleeve assembly is provided with the position-arresting part that cooperates with the shell flange ear end face, and said adjusting nut cooperates with the end of guide sleeve assembly.
Said guide sleeve assembly comprises overcoat and is embedded at the axle sleeve in the overcoat that the contacting point of said overcoat and lock pin is provided with seal ring.
Position near pin-and-hole on the said shell flange is provided with and the corresponding dunnage of pin-and-hole quantity, offers tapped hole on the said dunnage, installing one location screw in the tapped hole, and sheathed one is used for cooperating with positioning screwn the setting sleeve of locating on the said adjusting nut.
Said lock pin links to each other with an actuator.
Said actuator is a rotary cylinder.
Said shell flange is provided with the preparatory snap close that cooperates with the door closure flange.
Compared with prior art, the advantage of the utility model is: the utility model is simple and compact for structure, component are easy to processing, low cost of manufacture; At the shell flange periphery a plurality of lock pins are set, locking intensity is good, safe and reliable; Duration of work does not need the external force source to compress, and saves the energy and can reduce potential safety hazard; When in container, malleation being arranged, lock pin receives the extruding of door closure flange and can't rotate, and can form the safety interlocking effect jointly with control system.
Description of drawings
Fig. 1 is the structural representation of the utility model in the application implementation example;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the local enlarged diagram at A place among Fig. 1.
Description of drawings: 1, shell; 2, take over; 3, rotary cylinder; 5, seal ring; 6, door closure; 7, shell flange; 8, door closure flange; 9, door hinge; 10, preparatory snap close; 11, lug; 12, dunnage; 13, positioning screwn; 41, setting sleeve; 42, axle sleeve; 43, overcoat; 44, lock pin; 45, adjusting nut; 46, seal ring; 47, latch part; 48, pin-and-hole; 49, position-arresting part.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further explain.
Like Fig. 1, Fig. 2, shown in Figure 3; The pressure vessel of quick opening door locking device of the utility model; Comprise the shell flange 7 that is weldingly fixed on the shell 1 and be weldingly fixed on the door closure flange 8 on the door closure 6; Be welded with two lugs 11 on the shell flange 7, door closure 6 is connected with lug 11 through door hinge 9, make door closure 6 relatively shell 1 carry out opening of several angle.Door closure flange 8 is embedded with seal ring 5, is used for and shell flange 7 fitted seal.Along the circumferential direction offer equally distributed pin-and-hole 48 more than two on the shell flange 7; Correspondence wears a rotating lock pin 44 in each pin-and-hole 48; The end that lock pin 44 is positioned at shell flange 7 front sides is provided with and can fastens the latch part 47 of door closure flange 8 through rotating lock pin 44, and the end that lock pin 44 is positioned at shell flange 7 rear sides is provided with the adjusting element of can regulate lock pin 44 axial positions.During locking, earlier door closure 6 is closed, utilize the adapter 2 on the shell 1 that internal tank is vacuumized again, door closure flange 8 just is close on the shell flange 7; Rotate lock pin 44 this moment again, makes latch part 47 fasten door closure flange 8, then through the adjustment of adjusting element, makes latch part 47 fastening door closure flanges 8; Eliminate the internal tank vacuum at last, because the distortion of seal ring 5 still makes internal tank be in air-tight state.The utility model is simple and compact for structure, component are easy to processing, low cost of manufacture; At shell flange 7 peripheries a plurality of lock pins 44 are set, locking intensity is good, safe and reliable; Duration of work does not need the external force source to compress, and saves the energy and can reduce potential safety hazard; When in container, malleation being arranged, lock pin 44 receives 8 extruding of door closure flange and can't rotate, and can form the safety interlocking effect jointly with control system.
In the present embodiment, lock pin 44 links to each other with an actuator, and actuator is a rotary cylinder 3.Rotary cylinder 3 is provided with the live axle of band key, and lock pin 44 ends offer the endoporus of the band keyway that matches with rotary cylinder 3 live axles, does rotation motion through driving lock pin 44 in the endoporus that the live axle of rotary cylinder 3 is inserted lock pin 44 ends.
In the present embodiment, adjusting element is a square adjusting nut 45, offers the outside thread that cooperates with adjusting nut 45 on the lock pin 44.Be provided with the guide sleeve assembly between lock pin 44 outer walls and pin-and-hole 48 inwalls, the guide sleeve assembly is provided with position-arresting part 49 and cooperates with the ear end face of shell flange 7, and 45 ends with the guide sleeve assembly of adjusting nut cooperate to form position-limiting action.Through rotation adjusting nut 45, lock pin 44 is axially moved in the guide sleeve assembly, when perhaps being opened the door, unclamp latch part 47 fastening door closure flanges 8 latch part 47.
In the present embodiment, the guide sleeve assembly comprises overcoat 43 and is embedded at the axle sleeve 42 in the overcoat 43, and overcoat 43 is provided with seal ring 46 with the contacting point of lock pin 44, and sealing circle 46 is the tetrafluoro lining ring, is mainly used in lock pin 44 is sealed.
In the present embodiment; Position near pin-and-hole 48 on the shell flange 7 is provided with and the corresponding dunnage 12 of pin-and-hole 48 quantity; Dunnage 12 is made up of the transverse slat and the riser that link to each other, offers tapped hole on the transverse slat, installing one location screw 13 in the tapped hole; Sheathed one setting sleeve 41 adaptive on the adjusting nut 45 simultaneously with adjusting nut 45; Positioning screwn 13 cooperates the location can limit moving axially of adjusting nut 45 with setting sleeve 41, prevent to cause the adjusting nut 45 loosening lock pins 44 that cause to become flexible because of container internal pressure is excessive, improves safety reliability.The position of the corresponding lock pin 44 end endoporus of the riser of dunnage 12 offers an axis hole, and the live axle of being convenient to rotary cylinder 3 passes to insert in lock pin 44 endoporus from axis hole and rotates to drive lock pin 44.
In the present embodiment, shell flange 7 is provided with a preparatory snap close 10, and the corresponding position of snap close 10 in advance is provided with one and is used for the convexity that cooperates with preparatory snap close 10 on door closure flange 8 edges.After door closure 6 closes, can operate preparatory snap close 10 earlier and push down the convexity on door closure flange 8 edges, door closure flange 8 and shell flange 7 are tentatively fitted, be convenient to internal tank is vacuumized.
Working procedure: after 1, door closure 6 closes; The preparatory snap close 10 of operation is pushed down the convexity on door closure flange 8 edges earlier; Door closure flange 8 and shell flange 7 are tentatively fitted, vacuumize through 2 pairs of internal tanks of the adapter on the shell 1, door closure 6 stands negative pressure is close to door closure flange 8 and shell flange 7; Be embedded in seal ring 5 extrusions on the door closure flange 8, container is sealed.2, control rotary cylinder 3 drive lock pins 44 rotate to an angle, and make the latch part 47 on the lock pin 44 just fasten door closure flange 8, and the rotation adjusting nut 45 again, make latch part 47 fastening door closure flanges 8.3, eliminate the internal tank vacuum, setting sleeve 41 is enclosed within on the adjusting nut 45, the positioning screwn 13 of screwing on again makes positioning screwn 13 cooperate the location with setting sleeve 41, and adjusting nut 45 just is stuck between guide sleeve assembly and the setting sleeve 41.Above step just can feed gas to internal tank, booste operation after accomplishing.
After container work finishes; Remove the pressure of internal tank earlier; Then internal tank is vacuumized; Make door closure flange 8 be close to shell flange 7, the positioning screwn 13 of back-outing successively again, unclamp setting sleeve 41, the adjusting nut 45 of outwarding winding, control at last and can open door closure 6 after rotary cylinder 3 rotates to an angle lock pin 44.
Below only be the preferred implementation of the utility model, the protection domain of the utility model also not only is confined to the foregoing description, and all technological schemes that belongs under the utility model thinking all belong to the protection domain of the utility model.Should be pointed out that for those skilled in the art,, should be regarded as the protection domain of the utility model in the some improvement and the retouching that do not break away under the utility model principle prerequisite.
Claims (8)
1. pressure vessel of quick opening door locking device; Comprise the shell flange (7) that is fixed on the shell (1) and be fixed on the door closure flange (8) on the door closure (6); It is characterized in that: along the circumferential direction offer plural pin-and-hole (48) on the said shell flange (7); Correspondence wears a rotating lock pin (44) in said each pin-and-hole (48); The end that said lock pin (44) is positioned at shell flange (7) front side is provided with and can fastens the latch part (47) of door closure flange (8) through rotating lock pin (44), and the end that said lock pin (44) is positioned at shell flange (7) rear side is provided with the adjusting element of can regulate lock pin (44) axial position.
2. pressure vessel of quick opening door locking device according to claim 1 is characterized in that: said adjusting element is adjusting nut (45), offers the outside thread that cooperates with adjusting nut (45) on the said lock pin (44).
3. pressure vessel of quick opening door locking device according to claim 2; It is characterized in that: be provided with the guide sleeve assembly between said lock pin (44) outer wall and pin-and-hole (48) inwall; Said guide sleeve assembly is provided with the position-arresting part (49) that cooperates with shell flange (7) ear end face, and said adjusting nut (45) cooperates with the end of guide sleeve assembly.
4. pressure vessel of quick opening door locking device according to claim 3; It is characterized in that: said guide sleeve assembly comprises overcoat (43) and is embedded at the axle sleeve (42) in the overcoat (43) that said overcoat (43) is provided with seal ring (46) with the contacting point of lock pin (44).
5. pressure vessel of quick opening door locking device according to claim 2; It is characterized in that: the position that said shell flange (7) is gone up near pin-and-hole (48) is provided with and the corresponding dunnage of pin-and-hole (48) quantity (12); Said dunnage offers tapped hole on (12); Installing one location screw (13) in the tapped hole, said adjusting nut (45) last sheathed is used for cooperating with positioning screwn (13) setting sleeve (41) of location.
6. pressure vessel of quick opening door locking device according to claim 1 is characterized in that: said lock pin (44) links to each other with an actuator.
7. pressure vessel of quick opening door locking device according to claim 6 is characterized in that: said actuator is rotary cylinder (3).
8. according to any described pressure vessel of quick opening door locking device in the claim 1～7, it is characterized in that: said shell flange (7) is provided with the preparatory snap close (10) that cooperates with door closure flange (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203870520U CN202228666U (en) | 2011-10-13 | 2011-10-13 | Locking device for quickly opening door of pressure vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203870520U CN202228666U (en) | 2011-10-13 | 2011-10-13 | Locking device for quickly opening door of pressure vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202228666U true CN202228666U (en) | 2012-05-23 |
Family
ID=46079252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203870520U Expired - Fee Related CN202228666U (en) | 2011-10-13 | 2011-10-13 | Locking device for quickly opening door of pressure vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202228666U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322521A (en) * | 2011-10-13 | 2012-01-18 | 楚天科技股份有限公司 | Locking device capable of quickly opening door of pressure container |
| CN105626865A (en) * | 2016-03-16 | 2016-06-01 | 洛阳理工学院 | Sealing and locking mechanism for sterilization kettle |
| US11447982B2 (en) | 2019-03-26 | 2022-09-20 | Raytheon Company | Multidirectional enclosure compression locking mechanism |
| CN115163830A (en) * | 2022-07-22 | 2022-10-11 | 江苏省特种设备安全监督检验研究院 | High leakproofness quick door opener |
-
2011
- 2011-10-13 CN CN2011203870520U patent/CN202228666U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322521A (en) * | 2011-10-13 | 2012-01-18 | 楚天科技股份有限公司 | Locking device capable of quickly opening door of pressure container |
| CN105626865A (en) * | 2016-03-16 | 2016-06-01 | 洛阳理工学院 | Sealing and locking mechanism for sterilization kettle |
| US11447982B2 (en) | 2019-03-26 | 2022-09-20 | Raytheon Company | Multidirectional enclosure compression locking mechanism |
| CN115163830A (en) * | 2022-07-22 | 2022-10-11 | 江苏省特种设备安全监督检验研究院 | High leakproofness quick door opener |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102322521A (en) | Locking device capable of quickly opening door of pressure container | |
| CN202228666U (en) | Locking device for quickly opening door of pressure vessel | |
| CN102537344A (en) | Pressure container with quick-open door | |
| CN204114109U (en) | A kind of pressurized container and quick opening structure | |
| CN111173986A (en) | Pre-decompression butterfly valve | |
| CN204573266U (en) | Dual-purpose double-connecting rod type sealed valve | |
| CN203560425U (en) | Lock ring type quick open blind plate | |
| CN202327078U (en) | Quick-door-opening pressure container | |
| CN203285981U (en) | Cover door locking device of clamping-jaw-type high-pressure container | |
| CN102922483B (en) | Dismounting and mounting device of valve core of thermostatic valve | |
| CN105422869A (en) | Sealed discharging valve | |
| CN201236947Y (en) | Safety interlocking device of self-tightening type sealing fast-opening pressure container | |
| CN104674767B (en) | Spentnuclear fuel water gate | |
| CN203512441U (en) | Quick-opening anti-static light transmission device | |
| CN202349230U (en) | Hand-operated butterfly valve | |
| CN202831973U (en) | Door closer for vacuum furnace | |
| CN104633146B (en) | A kind of piston type pressure release sealing device | |
| CN207921350U (en) | A kind of valve being easily installed | |
| CN204493754U (en) | A kind of classification pressure release seal arrangement | |
| CN204805834U (en) | Fast open -blind board | |
| CN207261346U (en) | Urgent release oil cylinder | |
| CN104421442A (en) | Sealed air release valve | |
| CN201202819Y (en) | Pneumatic corrugated pipe butterfly valve | |
| CN110029887A (en) | A kind of special vehicle hatch door blocking device | |
| CN204420174U (en) | Thread bush stack valve seat top-loading ball valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20201013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |