CN201475317U - Clamp type quick-open-door structure of quick-open-door pressure container - Google Patents
Clamp type quick-open-door structure of quick-open-door pressure container Download PDFInfo
- Publication number
- CN201475317U CN201475317U CN2009202312182U CN200920231218U CN201475317U CN 201475317 U CN201475317 U CN 201475317U CN 2009202312182 U CN2009202312182 U CN 2009202312182U CN 200920231218 U CN200920231218 U CN 200920231218U CN 201475317 U CN201475317 U CN 201475317U
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- ring
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Abstract
The utility model relates to a clamp type quick-open-door structure of a quick-open-door pressure container. At least one ring clamps provided with drive ends are mounted on a barrel ring seat, the ring clamp is composed of two or more circular arc clamps with circular arc grooves, two adjacent circular arc clamps are hinged on a hinge path slot of each guide seat through moving hinge shafts, the top portions of two circular arc clamps with active ends are respectively provided with fixing supports, a driving piece is mounted on the fixing support, two circular arc clamps with active ends are respectively arranged in two path slots of a supporting frame, an outer sealing end face of a barrel flange is adhesively sealed with an inner sealing end face of a door cap flange when in locking, and two lateral faces of the circular arc groove are respectively card-connected with an inner ring face of the barrel flange and an outer ring face of the door cap flange. The clamp type quick-open-door structure has the advantages of providing simple structure, flexible door cap switches and low production cost, improving the load-carrying situations on the connection between the barrel flange and the door cap flange, and enhancing service life and safety performance of pressure containers.
Description
Technical field
The utility model relates to a kind of clamp band type quick opening structure of door-opening pressure vessel, belongs to the pressure vessel technology field that is used for building materials, chemical industry, light industry, weaving etc.
Background technique
The quick operating valve of fast opening type pressure container is a main compression zone element of making equipment such as sulfurizing pot, autoclave, glass still, need to feed the working medium of certain pressure in the pressurized container work, goods in the container are handled, and door-opening pressure vessel is owing to easy to operate, so directly have influence on the quality and the safe application performance of fast opening type pressure container in each its quality of industrial field extensive use.But the door closure of present disclosed door-opening pressure vessel and cylindrical shell linkage structure are to adopt door closure tooth on the door closure flange and the clamp teeth on the shell flange to be connected with a joggle, there are very high stress concentrations in the tooth root corner of the clamp teeth of shell flange and the tooth root corner of the door closure tooth on the door closure flange, make door closure flange and door closure flange exist the larger skirt fiber stress, in the course of the work, pressurized container needs often pressurization and release, therefore cyclic stress makes the tooth root corner easily produce fatigue crack, and influences the working life and the Security of pressurized container.Moreover the door closure tooth easy deformation on clamp teeth on the shell flange and the door closure flange is lost circle, make shell flange tooth and cover flange tooth centering difficulty, cause quick operating valve switch difficulty, not only influence the sealing of fast opening type pressure container, and it is not in place in use to be prone to grinding tooth, also exists the potential safety hazard that flies to cover.Moreover the processing of the door closure tooth on the clamp teeth of shell flange and the door closure flange needs large-scale special device, and the process-cycle is long, at the bottom of the stock utilization.The cost of production height.Because the existence of above-mentioned shortcoming is restricted the specification of the fast opening type pressure container of tooth-type clamp band type Connecting format, is generally used for nominal diameter and is not more than the pressurized container that 3.8m, nominal pressure are not more than 2.0Mpa.
Summary of the invention
It is a kind of simple in structure that the purpose of this utility model provides, improve the force-bearing situation of shell flange and door closure flange connections, improve the working life and the Safety performance of pressurized container, the door closure switch is flexible, and the clamp band type quick opening structure of the low door-opening pressure vessel of cost of production.
The utility model is that the technological scheme that achieves the above object is: a kind of clamp band type quick opening structure of door-opening pressure vessel, comprise shell flange that is fixed on the cylindrical shell and the door closure flange that is fixed on the door closure, cartridge openings one side is fixed with the cylindrical shell annular seating, it is characterized in that: the ring-shaped clip that described at least one place has drive end is arranged on the periphery of cylindrical shell, ring-shaped clip is made of plural circular arc clip, each circular arc clip all has identical circular groove, adjacent two circular arc clips, one side is hinged by the mobile hinge chain rivet, and each mobile hinge chain rivet is installed in the hinge track slotted eye of each guide holder respectively and can moves; The two circular arc clips at described ring-shaped clip drive end place have drive end, two circular arc clip tops with drive end are separately installed with fixed support, actuator is installed on the fixed support, two circular arc clips with drive end are connected with first guide rod and second guide rod respectively, and first guide rod and second guide rod are separately positioned in the first track slotted eye of the bearing support that is fixed on the cylindrical shell and the second track slotted eye and can move; Circular groove on described each circular arc clip is corresponding with shell flange and door closure flange, the interior seal face sealing of the external sealed end face of the shell flange when sealed and door closure flange is fitted, the bi-side of circular groove respectively with the outer ring surface clamping of the inner ring surface and the door closure flange of shell flange.
The utility model adopts shell flange and door closure flange, and the ring-shaped clip that constitutes with plural circular arc clip is to shell flange and the clamping of door closure flange, because shell flange, door closure flange and circular arc clip all adopt no toothing, therefore having eliminated profile of tooth stress concentrates, the cyclic stress operating mode of the quick operating valve of pressurized container be improved significantly, and the safety in utilization of raising pressurized container, can not only prolong the working life of pressurized container significantly, and enlarged Applicable scope, can be used for the nominal diameter maximum at 10m, nominal pressure is not more than on the pressurized container of 35Mpa.The ring-shaped clip structure that the utility model adopts plural circular arc clip to constitute, owing to have a drive end at least on the ring-shaped clip, by being installed in the actuator on two circular arc clips with drive end place, make this two circular arc clip can along in two track slotted eyes on the bearing support outwards or move inward, under the effect of synchronous interaction mechanism, make the same moved further of this two circular arc clip, and the mobile hinge chain rivet by having drive end circular arc clip opposite side radially moves in radially the hinge track slotted eye in leading truck, and the circular arc clip that drives other moves, make the peripheral clamping of ring-shaped clip to shell flange and door closure flange, or from the disengaging of shell flange and door closure flange, simple and reasonable.The utility model is owing to the outer ring surface clamping of the circular groove on the plural circular arc clip of employing to the inner ring surface and the door closure flange of shell flange, each circular arc clip along the circumferential direction all can produce one to shell flange and door closure flange and radially gives tight power and fetter edge stress when sealed, can reduce the distortion of shell flange and door closure flange under the effect of the round effect that becomes.Moreover circular arc clip of the present utility model can produce the self-aligning effect to shell flange and door closure flange, therefore can make the quick operating valve switch flexibly, accurately put in place, and sealing is reliable, easy to use.Door-opening pressure vessel uses safer more reliable.The utility model adopts circular groove on a plurality of circular arc clips to shell flange and the clamping of door closure flange, so the processing of shell flange and cover flange and each circular arc clip only needs standard equipment, and the process-cycle is short, the stock utilization height, and cost of production is low.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is a kind of structural representation of the utility model quick opening structure.
Fig. 2 is the A-A sectional structure schematic representation of Fig. 1.
Fig. 3 is the C-C sectional structure schematic representation of Fig. 2.
Fig. 4 is the B-B sectional structure schematic representation of Fig. 1.
Fig. 5 is the structural representation of the utility model synchronous interaction mechanism.
Fig. 6 is the D-D sectional structure schematic representation of Fig. 5.
Fig. 7 is the E-E sectional structure schematic representation of Fig. 5.
Fig. 8 is the plan structure schematic representation of Fig. 5.
Fig. 9 is the another kind of structural representation of the utility model quick opening structure.
Figure 10 is the F-F sectional structure schematic representation of Fig. 1.
F-F sectional structure schematic representation when Figure 11 is Fig. 1 release.
Figure 12 is the I place structure for amplifying schematic representation of Figure 11.
Wherein: 1-ring-shaped clip, the 1-1-first circular arc clip, the 1-2-second circular arc clip, 1-3-interlock circular arc clip, the 1-4-circular groove, anchor ring before the 1-41-inner ring surface, 1-42-, anchor ring behind the 1-43-, 1-5-unloads pore, 2-cylindrical shell annular seating, the 3-actuator, 4-bearing support, the 4-1-first track slotted eye, the 4-2-second track slotted eye, 4-3-mounting groove, 5-fixed support, the 6-cylindrical shell, 7-mobile hinge chain rivet, 8-leading truck, 8-1-hinge track slotted eye, 9-first connecting rod, 10-first swing arm, the 11-safety pin, 12-second swing arm, 13-gland, the 14-second connecting rod, 15-second bearing, 16-second guide rod, 17-first guide rod, 18-first bearing, 19-first rotating component, 20-first live axle, 21-second live axle, 22-second rotating component, the 23-shell flange, 23-1-external sealed end face, 23-2-inner ring surface, seal face in the 24-door closure flange, 24-1-, 24-2-second anchor ring, the 24-3-transition circle conical surface, 24-4-first anchor ring, 25-seal ring.
Embodiment
See shown in Fig. 1～8, the clamp band type quick opening structure of door-opening pressure vessel of the present utility model, comprise shell flange 23 that is fixed on the cylindrical shell 6 and the door closure flange 24 that is fixed on the door closure, cylindrical shell 6 openings one side is fixed with cylindrical shell annular seating 2, the ring-shaped clip 1 that at least one place has drive end is installed in the periphery that cylindrical shell annular seating 2 is arranged on cylindrical shell, ring-shaped clip 1 is made of plural circular arc clip, each circular arc clip five equilibrium on the ring-shaped clip 1 of the present utility model, as shown in Figure 1, constitute by four circular arc clips along the circumference five equilibrium, or as shown in Figure 9, constitute by three circular arc clips along the circumference five equilibrium, also can constitute along the semicircular circular arc clip of circumference five equilibrium or six or five or eight or ten or more a plurality of circular arc clip along the circumference five equilibrium by two, its quantity can be set according to the diameter of cylindrical shell; Circular arc clip of the present utility model can also be along not five equilibrium setting of circumference.See shown in Fig. 1～3, the circular groove 1-4 that each circular arc clip is all identical, adjacent two circular arc clips, one side is hinged by mobile hinge chain rivet 7, be equipped with the hinged seat that extends to joining part on these adjacent two circular arc clips, mobile hinge chain rivet 7 is installed on two hinged seats of two circular arc clips, each mobile hinge chain rivet 7 is installed in the hinge track slotted eye 8-1 of each guide holder 8 respectively and can moves, this mobile hinge chain rivet 7 is installed on the leading truck 8 by the fastening piece of both sides, leading truck 8 is connected with cylindrical shell annular seating 2, and mobile hinge chain rivet 7 at least one sides have screw thread, locking nut is installed on the mobile hinge chain rivet 7, mobile hinge chain rivet 7 both sides are set with guide sleeve, and the both sides of guide sleeve have wear-resistant gasket, and the both sides of wear-resistant gasket and leading truck 8 join.
See shown in Fig. 1,4,5, the two adjacent circular arc clips at ring-shaped clip of the present utility model 1 drive end place have drive end, the i.e. first circular arc clip 1-1 and the second circular arc clip 1-2, two circular arc clip tops with drive end are separately installed with fixed support 5, actuator 3 is installed on the bearing support 4, this actuator 3 is oil cylinder or cylinder or screw mandrel, when actuator 3 adopts screw mandrel, have swivel nut on the bearing support 4, make the first circular arc clip 1-1 and the second circular arc clip 1-2 outwards or move inward by actuator 3 fore and aft motion.Ring-shaped clip 1 of the present utility model has 1～4 drive end, and the two adjacent circular arc clips at each drive end place all have drive end, as shown in Figure 1, ring-shaped clip 1 has two drive ends, by the adjacent circular arc clip motion at two actuators, 3 controls, two places; Or as shown in Figure 9, ring-shaped clip 1 has a drive end, the adjacent circular arc clip motion at actuator 3 controls one place, two circular arc clips with drive end are hinged by mobile hinge chain rivet 7 with adjacent interlock circular arc clip 1-3 respectively, the drive end of ring-shaped clip 1 can also be provided with three or four or more a plurality of, and the quantity of the drive end on the ring-shaped clip 1 and circular arc clip quantity can be according to the size settings of shell flange 23 diameters.
See shown in Fig. 4～8, the two circular arc clips that the utlity model has drive end are connected with first guide rod 17 and second guide rod 16 respectively, first guide rod 17 and second guide rod 16 are separately positioned in the first track slotted eye 4-1 of bearing support 4 and the second track slotted eye 4-2 and can move, bearing support 4 is fixed on the cylindrical shell, this bearing support 4 can be installed on the cylindrical shell annular seating 2 and be positioned at the drive end place of ring-shaped clip 1, when two circular arc clips during along the circular arc clip of circumference five equilibrium, bearing support 4 bottoms, the first track slotted eye 4-1 and the second track slotted eye 4-2 can be symmetrical arranged, as two circular arc clips along circumference not during the circular arc clip of five equilibrium, this first track slotted eye 4-1 and the asymmetric setting of the second track slotted eye 4-2.See shown in Fig. 5-8, the synchronous interaction mechanism that makes two circular arc clip synchronous operations respectively also is installed on the bearing support 4 of the present utility model, synchronous interaction mechanism comprises first rotating component 19 and second rotating component 22 and first swing arm 10 of synchronous rotation, first connecting rod 9, second swing arm 12 and second connecting rod 14, this first rotating component 19 and second rotating component 22 are phase gear or the tooth sector that is meshed, first swing arm 10 that is hinged on the first connecting rod 9 is connected with first rotating component 19, and first connecting rod 9 has the circular arc clip connected of drive end with one of them, be that the first connecting rod 9 and the first circular arc clip 1-1 are hinged, the roof anchorage of the first circular arc clip 1-1 has first bearing 18, and the first connecting rod 9 and first bearing 18 are hinged; Second swing arm 12 that is hinged on the second connecting rod 14 is connected with second rotating component 22, and second connecting rod 14 has the circular arc clip connected of drive end with another, be that the second connecting rod 14 and the second circular arc clip 1-2 are upward hinged, the roof anchorage of the same second circular arc clip 1-2 has second bearing 15, the second connecting rod 14 and second bearing 15 are hinged, being connected to first guide rod 17 and second guide rod 16 that have on the drive end two circular arc clips is arranged in the first track slotted eye 4-1 and the second track slotted eye 4-2, in the telescopic process of actuator 3, by first rotating component 19 and 22 synchronous first swing arms 10 by being hinged respectively of second rotating component, the first connecting rod 9 and the first circular arc clip 1-1 and second swing arm 12 that is hinged, the second connecting rod 14 and the second circular arc clip 1-2 make the first circular arc clip 1-1 and the second circular arc clip 1-2 move along the first track slotted eye 4-1 and the second track slotted eye 4-2.
See shown in Fig. 5～8, the utility model is for ease of installing synchronous interaction mechanism, the top of bearing support 4 has the mounting groove 4-3 of indent, first rotating component 19 is connected with second live axle 21 with first live axle 20 respectively with second rotating component 22 and is positioned at mounting groove 4-3, and first live axle 20 and 21 supportings of second live axle are connected on the bearing support 4, gland 13 is installed on the bearing support 4 and covers first rotating component 19 and second rotating component 22, first live axle 20 that passes gland 13 is connected with second swing arm 12 with first swing arm 10 respectively with second live axle 21, controls two swinging arms.See shown in Fig. 4,8, the pin-and-hole of the plug-in mounting safety pin 11 of equal tool in the utility model first swing arm 10 and second swing arm 12, the safety pin 11 that is installed on the bearing support 4 can move axially in two pin-and-holes, carries out safety interlocking by 11 pairs first swing arms 10 of safety pin and second swing arm 12.
See Fig. 4, shown in 10～12, circular groove 1-4 on the utility model ring-shaped clip 1 on each circular arc clip is corresponding with shell flange 23 and door closure flange 24, door closure flange 24 both sides have interior seal face 24-1 and outer ring surface, shell flange 23 both sides have external sealed end face 23-1 and inner ring surface 23-2, the interior seal face 24-1 sealing of the external sealed end face 23-1 of the shell flange 23 when sealed and door closure flange 24 is fitted, be preferably in shell flange 23 and be provided with pore, the external sealed end face 23-1 of shell flange 24 is provided with seal ring 25, seal ring 25 is withstood on the interior seal face of door closure flange 24 by air pressure, the bi-side of circular groove 1-4 respectively with the outer ring surface clamping of the inner ring surface 23-2 and the door closure flange 24 of shell flange 23.
When the utility model is opened in order to make door closure, residual pressure in the container can be let out fast and remove, see shown in Figure 10～12, the outer ring surface of door closure flange 24 is stepped, this outer ring surface is made of the transition circle conical surface 24-3 that the first anchor ring 24-4 and the second anchor ring 24-2 reach between the first anchor ring 24-4 and the second anchor ring 24-2, and the first anchor ring 24-4 is higher than the second anchor ring 24-2, first anchor ring 24-4 on the door closure flange 24 and the height difference of the second anchor ring 24-2 are between 2-20mm, the angle of this transition circle conical surface 24-3 is between 30-45 °, at least one circular arc clip is provided with and unloads pore 1-5, see shown in Figure 1, the pore 1-5 that unloads of the present utility model is arranged on the circular arc clip that is connected with cylindrical shell annular seating 2 bottoms, and be positioned at the bottom land place of the circular groove 1-4 of circular arc clip bottom position, in amount discharge container in the overbottom pressure, but also draining.The side of circular groove 1-4 of the present utility model have with door closure flange 24 on the first anchor ring 24-4 and corresponding preceding anchor ring 1-42 of the second anchor ring 24-2 and back anchor ring 1-43, the inner ring surface 1-41 of circular groove 1-4 opposite side is corresponding with the outer ring surface 23-2 of shell flange 23, the preceding anchor ring 1-42 of circular groove 1-4 is connected with the first anchor ring 24-4 on the door closure flange 24, the inner ring surface 1-41 of circular groove 1-4 is connected with the inner ring surface 23-2 of shell flange 23, makes circular groove 1-4 on a plurality of circular arc clips be clamped on the periphery of shell flange 23 and door closure flange 24.Before opening door closure, each circular arc clip outward radial moves, the preceding anchor ring 1-42 of each circular groove 1-4 is rested on the second anchor ring 24-2 through transition conical surface 24-3 by the first anchor ring 24-4 on the door closure flange 24, the waiting time can manually be provided with, the remaining gas pressure in the container and the gas pressure of double evaporation-cooling are pushed door closure open, gas pressure draws off from the space between the interior seal face 24-1 of the external sealed end face 23-1 of shell flange 23 and door closure flange 24, discharge from unloading pore 1-5 again, enter air deflating state, fast overbottom pressure in the container is thoroughly let out and remove, guarantee container operation safety and reliable.
Claims (7)
1. the clamp band type quick opening structure of a door-opening pressure vessel, comprise shell flange that is fixed on the cylindrical shell and the door closure flange that is fixed on the door closure, cartridge openings one side is fixed with the cylindrical shell annular seating, it is characterized in that: the ring-shaped clip that described at least one place has drive end is installed in the cylindrical shell annular seating and is arranged on the periphery of cylindrical shell, ring-shaped clip is made of plural circular arc clip, each circular arc clip all has identical circular groove, adjacent two circular arc clips, one side is hinged by the mobile hinge chain rivet, and each mobile hinge chain rivet is installed in the hinge track slotted eye of each guide holder respectively and can moves; The two circular arc clips at described ring-shaped clip drive end place have drive end, two circular arc clip tops with drive end are separately installed with fixed support, actuator is installed on the fixed support, two circular arc clips with drive end are connected with first guide rod and second guide rod respectively, and first guide rod and second guide rod are separately positioned in the first track slotted eye of the bearing support that is fixed on the cylindrical shell and the second track slotted eye and can move; Circular groove on described each circular arc clip is corresponding with shell flange and door closure flange, the interior seal face sealing of the external sealed end face of the shell flange when sealed and door closure flange is fitted, the bi-side of circular groove respectively with the outer ring surface clamping of the inner ring surface and the door closure flange of shell flange.
2. the clamp band type quick opening structure of door-opening pressure vessel according to claim 1 is characterized in that: have 1～4 drive end on the described ring-shaped clip, and the two adjacent circular arc clips at each drive end place have drive end.
3. the clamp band type quick opening structure of door-opening pressure vessel according to claim 1, it is characterized in that: the outer ring surface of described door closure flange is stepped, outer ring surface is made of the transition circle conical surface that first anchor ring and second anchor ring reach between first anchor ring and second anchor ring, and first anchor ring exceeds the second anchor ring 2-20mm, at least one circular arc clip is provided with and unloads pore, annular groove one side have with the door closure flange on first anchor ring and corresponding preceding anchor ring of second anchor ring and back anchor ring, the opposite side of annular groove has the inner ring surface corresponding with shell flange, the preceding anchor ring of annular groove and inner ring surface respectively with the door closure flange on first anchor ring and the inner ring surface of shell flange be connected.
4. the clamp band type quick opening structure of door-opening pressure vessel according to claim 3 is characterized in that: the described pore that unloads is arranged on the circular arc clip that is connected with the outer ring seat bottom of cylindrical shell, and is positioned at the annular groove bottom land place of circular arc clip bottom position.
5. the clamp band type quick opening structure of door-opening pressure vessel according to claim 1, it is characterized in that: synchronous interaction mechanism is installed on the described bearing support, synchronous interaction mechanism comprises first rotating component and second rotating component of synchronous rotation, first swing arm, first connecting rod, second swing arm and second connecting rod, first swing arm that is hinged on the first connecting rod is connected with first rotating component, and first connecting rod and one of them have the circular arc clip connected of drive end, second swing arm that is hinged on the second connecting rod is connected with second rotating component, and second connecting rod and another one have the active circular arc clip connected of drive end.
6. the clamp band type quick opening structure of door-opening pressure vessel according to claim 5, it is characterized in that: described first rotating component and second rotating component are phase gear or the tooth sector that is meshed, the top of bearing support has the mounting groove of indent, first rotating component is connected with second live axle with first live axle respectively with second rotating component, first live axle and second drive shaft bearing are connected on the bearing support, gland is installed on the bearing support and covers on first rotating component and second rotating component, and first live axle that passes gland is connected with second swing arm with first swing arm respectively with second live axle.
7. the clamp band type quick opening structure of door-opening pressure vessel according to claim 1, it is characterized in that: the both sides of described mobile hinge chain rivet are set with guide sleeve, and the both sides of guide sleeve have wear-resistant gasket, and the both sides of wear-resistant gasket and leading truck join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202312182U CN201475317U (en) | 2009-09-04 | 2009-09-04 | Clamp type quick-open-door structure of quick-open-door pressure container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202312182U CN201475317U (en) | 2009-09-04 | 2009-09-04 | Clamp type quick-open-door structure of quick-open-door pressure container |
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| Publication Number | Publication Date |
|---|---|
| CN201475317U true CN201475317U (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202312182U Expired - Fee Related CN201475317U (en) | 2009-09-04 | 2009-09-04 | Clamp type quick-open-door structure of quick-open-door pressure container |
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| CN (1) | CN201475317U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808946A (en) * | 2012-08-16 | 2012-12-05 | 栖霞中泰环保设备有限公司 | Sealing mechanism of medical waste treating tank feed port |
| CN103273294A (en) * | 2013-05-02 | 2013-09-04 | 中国船舶重工集团公司第七○二研究所 | Opening-and-closing mechanism for horizontal-type pressure cylinder hoops |
| CN103921099A (en) * | 2014-04-10 | 2014-07-16 | 中国船舶重工集团公司第七○二研究所 | Hoop detaching device for large-diameter deep-sea simulator |
| CN107062907A (en) * | 2016-12-29 | 2017-08-18 | 北京航空航天大学 | A kind of cast insulation stove with quick split door structure |
| CN110410498A (en) * | 2018-04-28 | 2019-11-05 | 重庆海扶医疗科技股份有限公司 | Hoop component and pressure vessel |
-
2009
- 2009-09-04 CN CN2009202312182U patent/CN201475317U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808946A (en) * | 2012-08-16 | 2012-12-05 | 栖霞中泰环保设备有限公司 | Sealing mechanism of medical waste treating tank feed port |
| CN103273294A (en) * | 2013-05-02 | 2013-09-04 | 中国船舶重工集团公司第七○二研究所 | Opening-and-closing mechanism for horizontal-type pressure cylinder hoops |
| CN103921099A (en) * | 2014-04-10 | 2014-07-16 | 中国船舶重工集团公司第七○二研究所 | Hoop detaching device for large-diameter deep-sea simulator |
| CN103921099B (en) * | 2014-04-10 | 2016-02-17 | 中国船舶重工集团公司第七○二研究所 | Major diameter deep-sea simulator clip handler |
| CN107062907A (en) * | 2016-12-29 | 2017-08-18 | 北京航空航天大学 | A kind of cast insulation stove with quick split door structure |
| CN107062907B (en) * | 2016-12-29 | 2022-10-14 | 北京航空航天大学 | Casting heat preservation stove with quick door structure of opening to opposite directions |
| CN110410498A (en) * | 2018-04-28 | 2019-11-05 | 重庆海扶医疗科技股份有限公司 | Hoop component and pressure vessel |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20160904 |