WO2017107748A1 - 一种压力容器及压力容器所使用的锁紧环 - Google Patents

一种压力容器及压力容器所使用的锁紧环 Download PDF

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Publication number
WO2017107748A1
WO2017107748A1 PCT/CN2016/107965 CN2016107965W WO2017107748A1 WO 2017107748 A1 WO2017107748 A1 WO 2017107748A1 CN 2016107965 W CN2016107965 W CN 2016107965W WO 2017107748 A1 WO2017107748 A1 WO 2017107748A1
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Prior art keywords
locking ring
tooth
lid
edge
connecting tooth
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Ceased
Application number
PCT/CN2016/107965
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English (en)
French (fr)
Inventor
段晓辉
占小猛
潘自红
张友鹏
孙英杰
柴影辉
杜迎乾
王文博
董祥渊
王赛豪
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Pinggao Group Co Ltd
State Grid Corp of China SGCC
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Pinggao Group Co Ltd
State Grid Corp of China SGCC
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Application filed by Pinggao Group Co Ltd, State Grid Corp of China SGCC filed Critical Pinggao Group Co Ltd
Publication of WO2017107748A1 publication Critical patent/WO2017107748A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • F16J13/02—Detachable closure members; Means for tightening closures
    • 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
    • F16J12/00—Pressure vessels in general

Definitions

  • the invention relates to a pressure ring and a locking ring for use in a pressure vessel.
  • most pressure vessels usually use a plurality of bolts to fasten the end cover to the right flange of the pressure vessel, for example, including a tank body and a tank lid, the tank body and the tank lid pass the first flange and the second The flange is connected, the first flange is the cantilevered edge of the can, and the second flange is the outer edge of the can, which is fastened by bolts.
  • Such containers need to disassemble or fasten all the bolts on the circumference of the first and second flanges during disassembly and assembly, which greatly reduces the assembly efficiency for pressure vessels that require frequent removal of the can lid.
  • Embodiments of the present invention are directed to providing a lock ring for use with a pressure vessel and a pressure vessel.
  • a pressure vessel adopts the following technical solution: a pressure vessel comprising a can lid, a can body having an opening toward a first direction, a can lid of the can lid disposed on the can lid, and a canopy disposed on the can body a can outer flap that is formed by at least one radially inwardly extending can lid groove to form a can lid attachment tooth, the can outer flange being recessed by at least one radially inwardly extending can body
  • the groove spacing forms a tank connecting tooth
  • the pressure vessel further comprises a locking ring, the inner wall surface of the locking ring is axially spaced apart from left and right inwardly extending edges, and the left inwardly extending edge is radially inwardly extending
  • the left inversion is formed along the groove to form a left connecting tooth, and the right inward extending right inwardly extending the right inward along the groove forms a right connecting tooth, the can groove forming a left connecting tooth from right to left Passing through the left yielding passage
  • the mating surface of the right connecting tooth and the can lid connecting tooth is a wedge surface for the right connecting tooth to apply a leftward direction force to the can lid connecting tooth when the locking ring is rotated.
  • the mating surface of the left connecting tooth and the can connecting tooth is a wedge surface that applies a leftward direction force to the left connecting tooth when the locking ring is rotated.
  • the can body is provided on the left side of the can body along the left side for supporting the left connecting tooth stop to limit the left connecting tooth to the left movement limit.
  • the can lid connecting teeth and the tank connecting teeth are respectively evenly spaced along the circumferential direction of the can lid eversion edge and the circumferential direction of the can outer flap, and the number of the can lid connecting teeth is a can body. 2 times the number of connected teeth.
  • the can lid connecting teeth are 16 and the can body connecting teeth are 8.
  • the embodiment of the present invention further provides a locking ring, the inner wall surface of the locking ring is axially spaced apart from the left and right inner turning edges, and the left inner turning edge is provided with a left and right through for mounting a left-handed tooth of the axial direction of the can body groove and which is turned to the left side of the can body connecting tooth, and the right-turning edge is provided with a groove for the left and right to pass through the can lid when the can lid is mounted When turning, it is turned to the right connecting tooth of the axial stop fitting on the right side of the can connecting tooth.
  • the left side surface of the right connecting tooth is configured to cooperate with the right side surface of the can lid connecting tooth, and the right connecting tooth applies a leftward direction force to the can lid connecting tooth when the locking ring is rotated.
  • the wedge face is configured to cooperate with the right side surface of the can lid connecting tooth, and the right connecting tooth applies a leftward direction force to the can lid connecting tooth when the locking ring is rotated.
  • the right side surface of the left connecting tooth is configured to cooperate with the left side surface of the tank connecting tooth, and when the locking ring is rotated, the tank connecting tooth applies a leftward direction force to the left connecting tooth.
  • the wedge face is configured to cooperate with the left side surface of the tank connecting tooth, and when the locking ring is rotated, the tank connecting tooth applies a leftward direction force to the left connecting tooth.
  • the left and right connecting teeth are evenly spaced along the circumferential direction of the left and right inverting edges, respectively, and the number of right connecting teeth is twice the number of left connecting teeth.
  • the beneficial effects of the embodiments of the present invention are: inserting the left connecting teeth of the locking ring through the can body during installation Slot, and then connect the can lid connecting teeth through the right inner turn along the groove, at which time the left side of the cantilevered edge of the can lid contacts the right side of the cantilevered edge of the can, and the rotating locking ring makes the right inverting edge of the left
  • the side surface is interlocked with the right side of the cantilevered edge, so that the right side of the left inversion edge cooperates with the left side surface of the can outer flap to press the can lid outward and the cantilever Tight, at the same time, it only needs to rotate the light weight locking ring when disassembling, and it does not need to rotate the larger tank or can lid, which greatly improves the disassembly and assembly efficiency of the pressure vessel.
  • Figure 1 is a schematic view showing the structure of an embodiment of a pressure vessel of the present invention
  • FIG. 2 is a schematic structural view of a locking ring
  • Figure 3 is a cross-sectional view of Figure 2 at A-A;
  • Figure 4 is a cross-sectional view of Figure 2 at B-B.
  • An embodiment of the present invention provides a pressure vessel, as shown in FIG. 1, comprising a can lid 1, a can body having an opening facing a first direction (the first direction, for example, to the right), and a can lid disposed on the can lid
  • the can lid eversion edge 11 is evenly spaced along the circumferential direction thereof with 16 radially inwardly extending can lid grooves, and the can lid eversion edge 11 forms a can lid connection tooth between the can lid grooves.
  • the can outer flaps 31 are evenly spaced along the circumferential direction thereof with eight radially inwardly extending can body grooves, and the can outer flanges 31 form a can body connecting teeth between the can bodies.
  • the inner wall of the locking ring 2 is provided with a right inversion edge 21 and a left inversion edge 22 in the axial direction, and the right inversion edge 21 and the can lid
  • Flip edges 11 are equidistantly disposed with 16 right inversion grooves 212, and each right inversion along the right inward edge portion between the grooves 212 forms a right connecting tooth 211
  • the left inward edge 22 and the can outer edge 31 is equidistantly disposed with 8 left inwardly extending grooves 222, and each left inverting along the left inwardly extending portion between the grooves 222 forms a left connecting tooth 221, and a left connecting tooth 221
  • the can connecting tooth and the right inversion are adapted along the groove
  • the left side ring of the can body 3 on the outer side of the can body is provided with a support table 32 for blocking the left connecting tooth 221 to limit the left connecting tooth to the left movement limit.
  • a support table 32 for blocking the left connecting tooth 221 to limit the left connecting tooth to the left movement limit.
  • the mating surface of the right connecting tooth 211 and the can lid connecting tooth is a wedge surface for the right connecting tooth 211 to apply a leftward direction force to the can lid connecting tooth when the locking ring 2 is rotated, and after the locking ring 2 is rotated by a certain angle, the can is made
  • a certain pre-pressure is generated between the cover eccentric 11 and the outer rim 31 to ensure that the pressure vessel is in a sealed state
  • the can lid is provided with a sealing groove on the left side of the outer edge 11 of the can, and the sealing groove is provided with a canned body Seal the mating seal along the right side of the 31.
  • the disassembly and assembly process of the pressure vessel according to the embodiment of the present invention is: when installing, the left connecting tooth of the locking ring 2 is first passed from the right to the left through the can body groove to make the left inverting edge contact with the right side surface of the support table 32.
  • the locking ring 2 is rotated by 11.25°, and then the can lid connecting teeth are passed from the right to the left through the right inner turn along the groove so that the can lid eversion edge 11 is in contact with the can outer flap 31, and then the locking ring 2 is Rotating 11.25° in the same direction to achieve the fastening connection of the tank body 3, the locking ring 2 and the can lid 1; when disassembling, the rotation of the locking ring is reversed by 11.25°, and the can lid 1 is taken out from left to right to complete the disassembly.
  • the locking ring 2 needs to be taken out, continue to rotate the locking ring in the opposite direction at 11.25°, and the locking ring 2 can be taken out from left to right.
  • the number of the can connecting teeth and the can connecting teeth can be adjusted according to actual conditions; the rotation angle of the locking ring can also be adjusted according to actual conditions; the left connecting teeth and the can body are connected to the teeth.
  • the mating surface may also be a wedge surface that applies a leftward direction force to the left connecting tooth when the locking ring is rotated; or a support table may not be provided.
  • An embodiment of the locking ring is the same as the embodiment of the locking ring in each embodiment of the pressure vessel described above, and details are not described herein again.
  • the technical solution of the embodiment of the present invention inserts the left connecting tooth of the locking ring through the can body groove during installation, and then passes the can lid connecting tooth through the right inner turn along the groove, and the can lid is turned to the left side of the edge
  • the surface is in contact with the right side surface of the cantilevered edge of the can, and the rotating locking ring causes the left side of the right inverting edge to cooperate with the right side of the cantilevered edge of the can, so that the right side of the left inverting edge and the can
  • the left side of the extracorporeal flap is matched to seal the cantilever flap and the outer flap of the can, and only need to rotate the light weight lock ring when disassembling, and does not need to rotate the weight
  • the tank or can lid greatly improves the efficiency of disassembly and assembly of the pressure vessel.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

一种压力容器及压力容器所使用的锁紧环。压力容器包括罐盖（1）、开口朝第一方向的罐体（3）、罐盖外翻沿（11）、罐体外翻沿（31）和锁紧环（2），罐盖外翻沿上设有罐盖连接齿，罐体外翻沿上设有罐体连接齿，锁紧环内壁面上轴向间隔设有左、右内翻沿（22、21），左内翻沿（22）上设有左连接齿（221），右内翻沿（21）上设有右连接齿（211），罐体凹槽形成供左连接齿从右向左穿过的左让位通道，右内翻沿凹槽形成供罐盖连接齿从右向左进入左、右内翻沿之间的右让位通道，锁紧环在转动时能够使左连接齿位于罐体连接齿的左侧、右连接齿位于罐盖连接齿的右侧以实现轴向挡止配合。该压力容器拆装方便，拆装时只需要转动重量较轻的锁紧环，大大提高了压力容器的拆装效率。

Description

一种压力容器及压力容器所使用的锁紧环 技术领域
本发明涉及一种压力容器及压力容器所使用的锁紧环。
背景技术
目前大多数的压力容器，通常是采用多个螺栓将端盖板与压力容器右的法兰紧固连接，例如包括罐体和罐盖，罐体与罐盖通过第一法兰盘和第二法兰盘进行连接，第一法兰盘即罐盖外翻沿，第二法兰盘即罐体外翻沿，采用螺栓进行紧固。此类容器在拆装时需要拆解或紧固第一、第二法兰盘圆周上的所有螺栓，对于需要频繁拆装罐盖的压力容器而言，大大降低了其装配效率。
发明内容
本发明实施例期望提供一种压力容器及压力容器所使用的锁紧环。
本发明实施例的一种压力容器采用如下技术方案：一种压力容器，包括罐盖、开口朝第一方向的罐体、设置于罐盖上的罐盖外翻沿和设置于罐体上的罐体外翻沿，所述罐盖外翻沿上由至少一个径向向内延伸的罐盖凹槽间隔形成罐盖连接齿，罐体外翻沿上由至少一个径向向内延伸的罐体凹槽间隔形成罐体连接齿，所述压力容器还包括锁紧环，所述锁紧环内壁面上轴向间隔设有左、右内翻沿，左内翻沿上由径向向内延伸的左内翻沿凹槽间隔形成左连接齿，右内翻沿上由径向向内延伸的右内翻沿凹槽形成右连接齿，所述罐体凹槽形成供左连接齿从右向左穿过的左让位通道，所述右内翻沿凹槽形成供罐盖连接齿从右向左进入左、右内翻沿之间的右让位通道，锁紧环在转动时能够使左连接齿位于罐体连接齿的左侧、右连接齿 位于罐盖连接齿的右侧以实现轴向挡止配合。
作为一种实施方式，所述右连接齿与罐盖连接齿的配合面为转动锁紧环时使右连接齿对罐盖连接齿施加向左方向力的楔面。
作为一种实施方式，所述左连接齿与罐体连接齿的配合面为转动锁紧环时使罐体连接齿对左连接齿施加向左方向力的楔面。
作为一种实施方式，所述罐体上于罐体外翻沿左侧设有用于与左连接齿挡止配合以限制左连接齿朝左运动极限的支撑台。
作为一种实施方式，所述罐盖连接齿和罐体连接齿分别沿罐盖外翻沿的周向和罐体外翻沿的周向均匀间隔设置，所述罐盖连接齿的数量是罐体连接齿数量的2倍。
作为一种实施方式，所述罐盖连接齿为16个，罐体连接齿为8个。
本发明实施例还提供了一种锁紧环，所述锁紧环的内壁面上轴向间隔设置有左、右内翻沿，所述左内翻沿上设置有用于安装时可左右穿过罐体凹槽的并在转动时转到罐体连接齿左侧的轴向挡止配合的左连接齿，所述右翻沿上设置有用于安装罐盖时左右穿过罐盖凹槽的并在转动时转到罐盖连接齿右侧的轴向挡止配合的右连接齿。
作为一种实施方式，所述右连接齿的左侧面为用于与罐盖连接齿的右侧面相配合的并在转动锁紧环时使右连接齿对罐盖连接齿施加向左方向力的楔面。
作为一种实施方式，所述左连接齿的右侧面为用于与罐体连接齿的左侧面相配合的并在转动锁紧环时使罐体连接齿对左连接齿施加向左方向力的楔面。
作为一种实施方式，所述左、右连接齿分别沿左、右内翻沿的周向均匀间隔设置，右连接齿的数量是左连接齿数量的2倍。
本发明实施例的有益效果为：安装时将锁紧环的左连接齿穿过罐体凹 槽，再将罐盖连接齿穿过右内翻沿凹槽，此时罐盖外翻沿的左侧面与罐体外翻沿的右侧面接触，旋转锁紧环使右内翻沿的左侧面与罐盖外翻沿的右侧面挡止配合、使左内翻沿的右侧面与罐体外翻沿的左侧面挡止配合以将罐盖外翻沿和罐体外翻沿压紧，同时拆装时只需要转动重量较轻的锁紧环即可，也不需要转动重量较大的罐体或罐盖，大大提高了压力容器的拆装效率。
附图说明
图1为本发明的一种压力容器的一个实施例的结构示意图；
图2为锁紧环的结构示意图；
图3为图2在A-A处的剖视图；
图4为图2在B-B处的剖视图。
具体实施方式
本发明实施例提供了一种压力容器，如图1所示，包括罐盖1、开口朝向第一方向(所述第一方向例如向右)的罐体3、设置于罐盖上的罐盖外翻沿11、设置于罐体3上的罐体外翻沿31和用于锁紧罐盖外翻沿11和罐体外翻沿31的锁紧环2。罐盖外翻沿11上沿其周向方向上均匀间隔设置有16个径向向内延伸的罐盖凹槽，罐盖外翻沿11上于各罐盖凹槽之间形成罐盖连接齿，罐体外翻沿31上沿其周向方向上均匀间隔设置有8个径向向内延伸的罐体凹槽，罐体外翻沿31上于各罐体凹槽之间形成罐体连接齿。锁紧环2，如图2-4所示，锁紧环2的内壁上沿轴向方向左右间隔设置有右内翻沿21和左内翻沿22，右内翻沿21上与罐盖外翻沿11等距设置有16个右内翻沿凹槽212，各右内翻沿凹槽212之间的右内翻沿部分形成右连接齿211，左内翻沿22上与罐体外翻沿31等距设置有8个左内翻沿凹槽222，各左内翻沿凹槽222之间的左内翻沿部分形成左连接齿221，左连接齿221 与罐体凹槽相适配，罐盖连接齿与右内翻沿凹槽212相适配。锁紧环2在转动时能够使左连接齿221位于罐体连接齿的左侧、右连接齿211位于罐盖连接齿的右侧以实现轴向挡止配合。
罐体3上于罐体外翻沿31左侧环设有用于与左连接齿221挡止配合以限制左连接齿朝左运动极限的支撑台32，转动锁紧环2时，支撑台32的右侧面与左连接齿左侧面挡止配合、罐体外翻沿31左侧面与左连接齿221右侧面挡止配合、右连接齿211的左侧面与罐盖连接齿的右侧面挡止配合。右连接齿211与罐盖连接齿的配合面为转动锁紧环2时使右连接齿211对罐盖连接齿施加向左方向力的楔面，在锁紧环2旋转一定角度后，使罐盖外翻沿11与罐体外翻沿31之间产生一定的预压力，保证压力容器处于密封状态，罐盖外翻沿11的左侧面设置有密封槽，密封槽内设置有与罐体外翻沿31的右侧面密封配合的密封圈。
本发明实施例的压力容器的拆装过程为：安装时，先将锁紧环2的左连接齿从右向左穿过罐体凹槽使左内翻沿与支撑台32的右侧面接触，将锁紧环2旋转11.25°，接着将罐盖连接齿从右向左穿过右内翻沿凹槽使罐盖外翻沿11与罐体外翻沿31接触，然后再将锁紧环2同向旋转11.25°，实现罐体3、锁紧环2和罐盖1的紧固连接；拆卸时，反向旋转锁紧环11.25°，将罐盖1由左至右取出，完成拆卸，如果需要取出锁紧环2时再继续反向旋转锁紧环11.25°，由左至右取出锁紧环2即可。
在本发明的其他实施例中，罐盖连接齿和罐体连接齿的数量可根据实际情况进行调整；锁紧环的旋转角度也可以根据实际情况进行调整；左连接齿与罐体连接齿的配合面也可以为转动锁紧环时使罐体连接齿对左连接齿施加向左方向力的楔面；也可以不设置支撑台。
一种锁紧环的实施例与上述一种压力容器的各实施例中的锁紧环的实施例相同，此处不再赘述。
工业实用性
本发明实施例的技术方案在安装时将锁紧环的左连接齿穿过罐体凹槽，再将罐盖连接齿穿过右内翻沿凹槽，此时罐盖外翻沿的左侧面与罐体外翻沿的右侧面接触，旋转锁紧环使右内翻沿的左侧面与罐盖外翻沿的右侧面挡止配合、使左内翻沿的右侧面与罐体外翻沿的左侧面挡止配合以将罐盖外翻沿和罐体外翻沿压紧，同时拆装时只需要转动重量较轻的锁紧环即可，也不需要转动重量较大的罐体或罐盖，大大提高了压力容器的拆装效率。

Claims (10)

  1. 一种压力容器，包括罐盖、开口朝第一方向的罐体、设置于罐盖上的罐盖外翻沿和设置于罐体上的罐体外翻沿，所述罐盖外翻沿上由至少一个径向向内延伸的罐盖凹槽间隔形成罐盖连接齿，罐体外翻沿上由至少一个径向向内延伸的罐体凹槽间隔形成罐体连接齿，所述压力容器还包括锁紧环，所述锁紧环内壁面上轴向间隔设有左、右内翻沿，左内翻沿上由径向向内延伸的左内翻沿凹槽间隔形成左连接齿，右内翻沿上由径向向内延伸的右内翻沿凹槽形成右连接齿，所述罐体凹槽形成供左连接齿从右向左穿过的左让位通道，所述右内翻沿凹槽形成供罐盖连接齿从右向左进入左、右内翻沿之间的右让位通道，锁紧环在转动时能够使左连接齿位于罐体连接齿的左侧、右连接齿位于罐盖连接齿的右侧以实现轴向挡止配合。
  2. 根据权利要求1所述的一种压力容器，其中，所述右连接齿与罐盖连接齿的配合面为转动锁紧环时使右连接齿对罐盖连接齿施加向左方向力的楔面。
  3. 根据权利要求1所述的一种压力容器，其中，所述左连接齿与罐体连接齿的配合面为转动锁紧环时使罐体连接齿对左连接齿施加向左方向力的楔面。
  4. 根据权利要求2或3所述的一种压力容器，其中，所述罐体上于罐体外翻沿左侧设有用于与左连接齿挡止配合以限制左连接齿朝左运动极限的支撑台。
  5. 根据权利要求4所述的一种压力容器，其中，所述罐盖连接齿和罐体连接齿分别沿罐盖外翻沿的周向和罐体外翻沿的周向均匀间隔设置，所述罐盖连接齿的数量是罐体连接齿数量的2倍。
  6. 根据权利要求5所述的一种压力容器，其中，所述罐盖连接齿为16个，罐体连接齿为8个。
  7. 一种锁紧环，所述锁紧环的内壁面上轴向间隔设置有左、右内翻沿，所述左内翻沿上设置有用于安装时可左右穿过罐体凹槽的并在转动时转到罐体连接齿左侧的轴向挡止配合的左连接齿，所述右翻沿上设置有用于安装罐盖时左右穿过罐盖凹槽的并在转动时转到罐盖连接齿右侧的轴向挡止配合的右连接齿。
  8. 根据权利要求7所述的一种锁紧环，其中，所述右连接齿的左侧面为用于与罐盖连接齿的右侧面相配合的并在转动锁紧环时使右连接齿对罐盖连接齿施加向左方向力的楔面。
  9. 根据权利要求7所述的一种锁紧环，其中，所述左连接齿的右侧面为用于与罐体连接齿的左侧面相配合的并在转动锁紧环时使罐体连接齿对左连接齿施加向左方向力的楔面。
  10. 根据权利要求8或9所述的一种锁紧环，其中，所述左、右连接齿分别沿左、右内翻沿的周向均匀间隔设置，右连接齿的数量是左连接齿数量的2倍。
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