CN215293553U

CN215293553U - Anti-loosening sealing cover of pressure container

Info

Publication number: CN215293553U
Application number: CN202120728398.6U
Authority: CN
Inventors: 吴纪君; 沈青; 陆强; 张海艳; 杨权军; 侯娟; 顾佳琦; 侯学民; 贾美萍; 刘丹
Original assignee: Jiangsu Kai Yuan Environmental Technology Engineering Co ltd
Current assignee: Jiangsu Kai Yuan Environmental Technology Engineering Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-12-24
Anticipated expiration: 2031-04-12

Abstract

The utility model discloses a locking sealed lid that moves of pressure vessel, including the pressure vessel body, the top of pressure vessel body is fixed respectively to be provided with definite pipe and fixed pipe, the top activity of fixed pipe is provided with sealed lid, the fixed connecting block that is provided with in top of sealed lid, the fixed lid that is provided with in top of connecting block, and fixed lid screw thread connection is on the surface of definite pipe, the quantity of connecting block is two. The utility model discloses a ratch rebound drives the gear and rotates for the gear passes through the link and drives the spacing head and remove to the position between injecing the pipe and the fixed pipe, will fix the lid this moment and injecing a tub threaded connection, and drive ratch rebound, and make the ratch pass through the gear and the link drive the spacing head and remove to the inside of spacing groove and block, can prevent that fixed lid from taking place to rotate or break away from the limit pipe, thereby can avoid the pressure vessel body internal pressure to change and cause the not hard up condition of fixed lid to take place.

Description

Anti-loosening sealing cover of pressure container

Technical Field

The utility model relates to a pressure vessel technical field specifically is a locking sealed lid that moves of pressure vessel.

Background

The pressure container is a closed device which contains gas or liquid and bears certain pressure, and has important status and function in many departments of industry, civil use, military industry and the like and many fields of scientific research, wherein the pressure container is mostly used in the chemical industry and the petrochemical industry, and the pressure container is mainly used for the technical processes of heat transfer, mass transfer, reaction and the like, and storing and transporting gas or liquefied gas with pressure in the fields of chemical industry and petrochemical industry.

However, in the prior art, when the sealing cover of the pressure container is in use, the sealing cover is easy to loosen due to pressure change in the pressure container, so that the air tightness is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking sealed lid that moves of pressure vessel to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: including the pressure vessel body, the top of pressure vessel body is fixed respectively to be provided with spacing pipe and fixed pipe, the top activity of fixed pipe is provided with sealed lid, the fixed connecting block that is provided with in top of sealed lid, the fixed lid that is provided with in top of connecting block, and fixed lid screw thread connection is on the surface of limiting pipe, the quantity of connecting block is two, two connecting block opposite face one end middle part is rotated through the bearing and is provided with the axis of rotation, the fixed surface of axis of rotation is provided with the gear, the fixed link that is provided with of surface of gear, the fixed spacing head that is provided with in one end bottom that the gear position was kept away from to the link, the spacing groove has been seted up to the inner wall of the corresponding spacing head position of limiting pipe, the inner wall and the surface activity of spacing head of spacing groove are connected, the surface toothing of axis of rotation has the ratch.

Preferably, the inner diameter of the limiting pipe is larger than that of the sealing cover, the inner diameter of the sealing cover is matched with that of the fixing pipe, and the inside of the fixing pipe is communicated with the inside of the pressure container body.

Preferably, the number of the rotating shafts is two, and the two rotating shafts are symmetrically arranged about a vertical axis of a midpoint of the sealing cover.

Preferably, the toothed bar movably penetrates through and extends to the top of the fixed cover, and the toothed bar is located at a position between the two connecting blocks.

Preferably, the top fixedly connected with of sealed lid inner wall is sealed fills up, and sealed the top of tightly laminating at fixed pipe of filling up, the top fixedly connected with sealing washer of fixed lid inner wall, and the sealing washer is closely laminated at the top of injecing the pipe.

Preferably, the fixed surface of ratch is connected with the bellows, and bellows fixed connection is at the top of fixed lid inner wall, the top of ratch is rotated through the bearing and is connected with the movable block, the bottom fixedly connected with damping spring of movable block, and damping spring fixed connection is at the top of fixed lid.

Preferably, the side of week of movable block articulates there is the hinge bar, the spacing arc board of top fixedly connected with of the corresponding hinge bar position of fixed lid, the quantity of spacing arc board and hinge bar is equallyd divide and is do not be two, and the line mutually perpendicular setting of the line of two spacing arc board midpoints and the line of two hinge bar midpoints.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a ratch moves upward and drives the gear rotation, makes the gear drive the spacing head through the link and moves to the position between limiting pipe and the fixed pipe, at this moment with fixed lid and limiting pipe threaded connection, and drive the ratch and move down, and make the ratch drive the spacing head through gear and link and move to the inside of spacing groove and block, can prevent that the fixed lid from rotating or breaking away from the limiting pipe, thereby can avoid the pressure vessel body internal pressure change to cause the condition that the fixed lid is not hard up to take place;

2. the utility model discloses still simultaneously through rotating two hinge bars earlier to make the hinge bar remove at the top of fixed lid, and drive the ratch rebound through the movable block, and then make the ratch drive gear revolve, and when gear revolve, can make the gear drive link rotate, drive the spacing head and break away from the spacing groove until the link, rotate this moment and fix the lid and can separate fixed lid and limited pipe.

Drawings

FIG. 1 is a front view of the overall structure of a locking seal cover of a pressure vessel according to the present invention;

FIG. 2 is a front sectional view of a locking seal cover limiting tube structure of a pressure vessel according to the present invention;

fig. 3 is a top view of the structure of the anti-loose sealing cover movable block of the pressure container of the present invention.

In the figure: 1. a pressure vessel body; 2. defining a tube; 3. a fixed tube; 4. a sealing cover; 5. connecting blocks; 6. a fixed cover; 7. a rotating shaft; 8. a gear; 9. a connecting frame; 10. a limiting head; 11. a limiting groove; 12. a rack bar; 13. a gasket; 14. a seal ring; 15. a bellows; 16. a movable block; 17. a hinged lever; 18. a limiting arc plate; 19. a damping spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: comprises a pressure container body 1, a limiting pipe 2 and a fixed pipe 3 are respectively and fixedly arranged on the top of the pressure container body 1, a sealing cover 4 is movably connected on the top of the fixed pipe 3, a connecting block 5 is fixedly arranged on the top of the sealing cover 4, a fixed cover 6 is fixedly arranged on the top of the connecting

block

5, and 6 threaded connection of fixed cover is on the surface of injecing pipe 2, the quantity of connecting block 5 is two, 5 opposite face one end middle parts of two connecting blocks are rotated through the bearing and are connected with axis of rotation 7, the fixed surface of axis of rotation 7 installs gear 8, the fixed surface of gear 8 installs link 9, link 9 keeps away from the one end bottom fixed mounting of gear 8 position and has spacing head 10, the inner wall of the corresponding spacing head 10 position of injecing pipe 2 has seted up spacing groove 11, the inner wall of spacing groove 11 and the surface swing joint of spacing head 10, the surface meshing of axis of rotation 7 has ratch 12.

The inner diameter of the limiting pipe 2 is larger than that of the sealing cover 4, the inner diameter of the sealing cover 4 is matched with that of the fixing pipe 3, and the inside of the fixing pipe 3 is communicated with the inside of the pressure container body 1.

The number of the rotation shafts 7 is two, and the two rotation shafts 7 are symmetrically provided about a vertical axis of a midpoint of the seal cover 4.

The toothed bar 12 is movably inserted through and extends to the top of the fixed cover 6, and the toothed bar 12 is located at a position between the two connecting blocks 5.

The top fixed mounting of the inner wall of the sealing cover 4 has a sealing gasket 13, and the sealing gasket 13 is closely attached to the top of the fixed pipe 3, the top fixed mounting of the inner wall of the fixed cover 6 has a sealing ring 14, and the sealing ring 14 is closely attached to the top of the limiting pipe 2.

The fixed surface of ratch 12 installs bellows 15, and bellows 15 fixed mounting is at the top of fixed lid 6 inner wall, and the top of ratch 12 is rotated through the bearing and is connected with movable block 16, and the bottom fixed mounting of movable block 16 has damping spring 19, and damping spring 19 fixed mounting is at the top of fixed lid 6.

The peripheral side of the movable block 16 is hinged with a hinge rod 17, the top of the fixed cover 6 corresponding to the position of the hinge rod 17 is fixedly provided with two limit arc plates 18, the number of the limit arc plates 18 and the number of the hinge rods 17 are equal to two, and the connecting line of the middle points of the two limit arc plates 18 and the connecting line of the middle points of the two hinge rods 17 are mutually perpendicular.

The working principle is as follows: when the utility model is used, when sealing is needed, the utility model rotates the two hinged rods 17, the hinged rods 17 move on the top of the fixed cover 6, and drives the movable block 16 to move upwards and stretch the damping spring 19 until the hinged rods 17 move to the inside of the two limit arc plates 18, at the same time, the movable block 16 is rotated, and the movable block 16 drives the hinged rods 17 to abut against the inner walls of the limit arc plates 18, so that the reverse rotation of the hinged rods 17 is limited by the limit arc plates 18, and when the movable block 16 moves upwards, the movable block 16 drives the toothed rod 12 to move upwards, so that the toothed rod 12 drives the gear 8 to rotate, and when the gear 8 rotates, the gear 8 drives the connecting frame 9 to rotate, until the connecting frame 9 drives the limit head 10 to move to the position between the limiting pipe 2 and the fixed pipe 3, at the same time, the fixed cover 6 is in threaded connection with the limiting pipe 2, until the sealing cover 4 tightly attaches the sealing gasket 13 to the top of the fixed pipe 3 and the fixed cover 6 tightly attaches the sealing ring 14 to the top of the limiting pipe 2, at this time, the movable block 16 is rotated, under the action of the reset and contraction of the damping spring 19, when the hinged rod 17 moves to a position between the two limiting arc plates 18, at this time, the two hinged rods 17 freely rotate, the damping spring 19 drives the toothed rod 12 to move downwards through the movable block 16, and drives the limiting head 10 to tightly attach to the inner wall of the limiting pipe 2 through the gear 8 and the connecting frame 9, the fixed cover 6 is slightly rotated, and the fixed cover 6 drives the limiting head 10 to move to the inside of the limiting groove 11 through the connecting block 5 in cooperation with the rotating shaft 7, the gear 8 and the connecting frame 9, and the limiting head 10 is matched through the limiting groove 11, so that the fixed cover 6 can be prevented from rotating or separating from the limiting pipe 2, thereby the situation that the fixed cover 6 is loosened due to the change of the internal pressure of the pressure container body 1 can be avoided, when needs are dismantled, rotate two hinge bar 17 earlier, and make hinge bar 17 remove at the top of fixed lid 6, and drive ratch 12 rebound through movable block 16, and then make ratch 12 drive gear 8 and rotate, and when gear 8 rotated, can make gear 8 drive link 9 rotate, drive spacing head 10 and break away from spacing groove 11 until link 9, rotate fixed lid 6 this moment and can separate fixed lid 6 and injecture pipe 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a locking sealed lid that moves of pressure vessel, includes pressure vessel body (1), its characterized in that: the pressure container comprises a pressure container body (1), wherein a limiting pipe (2) and a fixing pipe (3) are fixedly arranged at the top of the pressure container body (1) respectively, a sealing cover (4) is movably arranged at the top of the fixing pipe (3), a connecting block (5) is fixedly arranged at the top of the sealing cover (4), a fixing cover (6) is fixedly arranged at the top of the connecting block (5), the fixing cover (6) is in threaded connection with the surface of the limiting pipe (2), the number of the connecting blocks (5) is two, a rotating shaft (7) is rotatably arranged in the middle of one end of each of opposite surfaces of the two connecting blocks (5) through a bearing, a gear (8) is fixedly arranged on the surface of the rotating shaft (7), a connecting frame (9) is fixedly arranged on the surface of the gear (8), a limiting head (10) is fixedly arranged at the bottom of one end, far away from the gear (8), of the connecting frame (9), a limiting groove (11) is formed in the inner wall of the limiting pipe (2) corresponding to the limiting head (10), the inner wall of the limiting groove (11) is movably connected with the surface of the limiting head (10), and the surface of the rotating shaft (7) is meshed with a toothed bar (12).

2. A locking seal cap for a pressure vessel according to claim 1 wherein: the inner diameter of the limiting pipe (2) is larger than the diameter of the sealing cover (4), the inner diameter of the sealing cover (4) is matched with the diameter of the fixing pipe (3), and the inside of the fixing pipe (3) is communicated with the inside of the pressure container body (1).

3. A locking seal cap for a pressure vessel according to claim 1 wherein: the number of the rotating shafts (7) is two, and the two rotating shafts (7) are symmetrically arranged around the vertical axis of the middle point of the sealing cover (4).

4. A locking seal cap for a pressure vessel according to claim 1 wherein: the toothed bar (12) movably penetrates through and extends to the top of the fixed cover (6), and the toothed bar (12) is located between the two connecting blocks (5).

5. A locking seal cap for a pressure vessel according to claim 1 wherein: the top fixedly connected with of sealed lid (4) inner wall seals up (13), and seals up (13) and closely laminate at the top of fixed pipe (3), the top fixedly connected with sealing washer (14) of fixed lid (6) inner wall, and sealing washer (14) closely laminate at the top of limiting pipe (2).

6. A locking seal cap for a pressure vessel according to claim 1 wherein: the fixed surface of ratch (12) is connected with bellows (15), and bellows (15) fixed connection is at the top of fixed lid (6) inner wall, the top of ratch (12) is rotated through the bearing and is connected with movable block (16), the bottom fixedly connected with damping spring (19) of movable block (16), and damping spring (19) fixed connection is at the top of fixed lid (6).

7. A locking seal cap for a pressure vessel according to claim 6 wherein: the side of week of movable block (16) articulates there is articulated rod (17), the spacing arc board of top fixedly connected with (18) of the corresponding articulated rod (17) position of fixed lid (6), the quantity of spacing arc board (18) and articulated rod (17) is equallyd divide and is do not be two, and the line mutually perpendicular setting of the line of two spacing arc board (18) midpoints and the line of two articulated rod (17) midpoints.