CN214119330U

CN214119330U - External corrugated pipe compensator sealing device

Info

Publication number: CN214119330U
Application number: CN202023215485.6U
Authority: CN
Inventors: 高小亮
Original assignee: Jiangsu Zhongxin Bellows Co ltd
Current assignee: Jiangsu Zhongxin Bellows Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-03
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to a bellows compensator technical field just discloses an external bellows compensator sealing device, be two mounting panels including quantity. This external bellows compensator sealing device, come to dock with the flange on two fluid pipelines through the fixed slot on two mounting panels, realize being connected of pipeline and bellows compensator, when deformation takes place at the bellows body, the guide bar leads two mounting panels, prevent to take place the slope, when two mounting panel movements, relative motion also takes place for first movable section of thick bamboo and second movable section of thick bamboo, the fluid flows in first movable section of thick bamboo and second movable section of thick bamboo, prevent to contact the bellows body, the telescopic section of thick bamboo also carries out concertina movement in the activity inslot simultaneously, grafting between them has increased sealing strength, and utilize the resilience of elastic sleeve to reduce vibrations, and through the setting of sponge, can adsorb the dust in the liquid or the flue gas of unexpected leakage, the good mesh of leakproofness has been reached.

Description

External corrugated pipe compensator sealing device

Technical Field

The utility model relates to a bellows compensator technical field specifically is an external bellows compensator sealing device.

Background

The compensator for corrugated pipe is one kind of compensating element, and can absorb the size change of pipe, duct, container, etc. caused by expansion caused by heat and contraction caused by cold.

Various corrugated pipe compensators on the market at present have the defect of poor sealing effect generally, and various gases or liquids generally need to circulate for a long time in the corrugated pipe, so a sealing structure is generally arranged in the corrugated pipe to prevent the corrugated pipe of the gases or liquids from contacting so as to prolong the service life of the corrugated pipe.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an external bellows compensator sealing device possesses the good advantage of leakproofness, has solved because the inside various gas or liquid of generally needing to circulate for a long time of bellows, so generally set up seal structure in its inside and prevent gas or liquid bellows contact to strengthen its life, however current seal structure is sealed less effective, the condition of partial leakage still can appear, lead to the bellows to receive wearing and tearing and the problem of overlooking.

(II) technical scheme

For realizing the good purpose of above-mentioned leakproofness, the utility model provides a following technical scheme: an external corrugated pipe compensator sealing device comprises two mounting plates, wherein the left sides of the mounting plates are provided with movable holes, one sides of the mounting plates, which are opposite to each other, are provided with fixed grooves, one sides of the mounting plates, which are opposite to each other, are provided with through holes, the insides of the movable holes are movably provided with guide rods, the outsides of the guide rods are fixedly provided with limit blocks, a corrugated pipe body is fixedly connected between the two mounting plates, the right side of the mounting plate at the left side is fixedly provided with a first movable cylinder, the left side of the mounting plate at the right side is fixedly provided with a second movable cylinder, the right side of the first movable cylinder is provided with a movable groove, the left side of the second movable cylinder is fixedly provided with a telescopic cylinder, the inside of the movable groove is fixedly provided with sponge, the outsides of the telescopic cylinders are fixedly provided with elastic sleeves, the inner sides of the first movable cylinders are fixedly connected with leather sleeves at the inner sides of the second movable cylinders, the equal fixed mounting in the outside of a first movable section of thick bamboo and a second movable section of thick bamboo has solid fixed ring, two fixedly connected with dust cover net between the solid fixed ring, gu fixed ring's outside threaded connection has fixing bolt.

Preferably, the diameter of the movable hole is equal to the diameter of the guide rod, the outer side of the guide rod is fixedly provided with four limiting blocks, and the four limiting blocks are respectively positioned on the left side and the right side of the left mounting plate and the left side and the right side of the right mounting plate.

Preferably, the number of the fixing grooves is ten, and the ten fixing grooves are uniformly distributed on the opposite side of the mounting plate.

Preferably, the first movable cylinder, the second movable cylinder and the telescopic cylinder are cylinders which are hollow inside and two sides of which are lost.

Preferably, the thickness of the telescopic cylinder is matched with the thickness of the movable groove, and the elastic sleeve is a silica gel sleeve.

Preferably, the left and right sides the one end that fixing bolt is close to solid fixed ring runs through solid fixed ring respectively and extends to the inside of first movable cylinder and second movable cylinder.

(III) advantageous effects

Compared with the prior art, the utility model provides an external corrugated pipe compensator sealing device possesses following beneficial effect:

1. the sealing device of the external corrugated pipe compensator is butted with flanges on two fluid pipelines through fixed grooves on two mounting plates to realize the connection of the pipelines and the corrugated pipe compensator, then through the arrangement of through holes and internal guide rods, when the corrugated pipe body deforms, the guide rods guide the two mounting plates to prevent the two mounting plates from inclining, and simultaneously limit deformation quantity through limiting blocks, when the two mounting plates move, a first movable cylinder and a second movable cylinder also move relatively, fluid flows in the first movable cylinder and the second movable cylinder to prevent the fluid from contacting the corrugated pipe body, and the telescopic cylinders also perform telescopic motion in movable grooves, the splicing of the two mounting plates increases the sealing strength, and the resilience of an elastic sleeve is utilized to reduce vibration, and through the arrangement of sponge, the fluid leaked accidentally or dust in smoke can be adsorbed, the purpose of good sealing performance is achieved.

2. This external bellows compensator sealing device, setting through the leather sheath, block the activity gap between first movable cylinder and the second movable cylinder, and can carry out horizontal self-adaptation along with the motion between first movable cylinder and the second movable cylinder and stretch, play preliminary sealed effect, setting through the dust cover net, utilize solid fixed ring to install its outside at first movable cylinder and second movable cylinder, further adsorb the flue gas dust that overflows, play secondary seal's effect, and can change at any time through taking off fixing bolt, the good mesh of leakproofness has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a left side view of the installation plate of the present invention.

In the figure: the corrugated pipe comprises a mounting plate 1, a movable hole 2, a fixed groove 3, a through hole 4, a guide rod 5, a limiting block 6, a corrugated pipe body 7, a first movable cylinder 8, a second movable cylinder 9, a movable groove 10, a telescopic cylinder 11, sponge 12, an elastic sleeve 13, a leather sleeve 14, a fixed ring 15, a dustproof cover net 16 and a fixed bolt 17.

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. 1-2, an external bellows compensator sealing device includes two mounting plates 1, a movable hole 2 is formed on the left side of the mounting plate 1, fixing grooves 3 are formed on opposite sides of the mounting plate 1, ten fixing grooves 3 are formed, ten fixing grooves are uniformly distributed on opposite sides of the mounting plate 1, through holes 4 are formed on opposite sides of the mounting plate 1, guide rods 5 are movably mounted inside the movable hole 2, limit blocks 6 are fixedly mounted on outer sides of the guide rods 5, the diameter of the movable hole 2 is equal to that of the guide rods 5, four limit blocks 6 are fixedly mounted on outer sides of the guide rods 5, the four limit blocks 6 are respectively located on the left side and the right side of the left mounting plate 1 and the left side and the right side of the right mounting plate 1, a bellows body 7 is fixedly connected between the two mounting plates 1, and a first movable barrel 8 is fixedly mounted on the right side of the left mounting plate 1, a second movable cylinder 9 is fixedly arranged on the left side of the right mounting plate 1, a movable groove 10 is formed in the right side of the first movable cylinder 8, a telescopic cylinder 11 is fixedly arranged on the left side of the second movable cylinder 9, the first movable cylinder 8, the second movable cylinder 9 and the telescopic cylinder 11 are cylinders which are hollow inside and have two missing sides, a sponge 12 is fixedly arranged inside the movable groove 10, the fixed grooves 3 on the two mounting plates 1 are butted with flanges on two fluid pipelines to realize the connection of the pipelines and the corrugated pipe compensator, then through the through holes 4 and the guide rods 5 inside, when the corrugated pipe body 7 is deformed, the guide rods 5 guide the two mounting plates 1 to prevent inclination, and limit deformation quantity through the limit blocks 6, when the two mounting plates 1 move, the first movable cylinder 8 and the second movable cylinder 9 also move relatively, the fluid flows in the first movable cylinder 8 and the second movable cylinder 9 to prevent the fluid from contacting the corrugated pipe body 7, meanwhile, the telescopic cylinder 11 also performs telescopic motion in the movable groove 10, the splicing between the two increases the sealing strength, and the resilience of the elastic sleeve 13 is utilized to reduce the vibration, through the arrangement of the sponge 12, the dust in the accidentally leaked liquid or smoke can be adsorbed, the purpose of good sealing performance is achieved, the elastic sleeve 13 is fixedly installed on the outer side of the telescopic cylinder 11, the thickness of the telescopic cylinder 11 is matched with the thickness of the movable groove 10, the elastic sleeve 13 is a silica gel sleeve, the leather sleeve 14 is fixedly connected on the inner side of the first movable cylinder 8 and the inner side of the second movable cylinder 9, the fixed rings 15 are fixedly installed on the outer sides of the first movable cylinder 8 and the second movable cylinder 9, the dustproof sleeve 16 is fixedly connected between the two fixed rings 15, the outer side of the fixed rings 15 is in threaded connection with the fixed bolt 17, the one end that left and right sides fixing bolt 17 is close to solid fixed ring 15 runs through solid fixed ring 15 respectively and extends to the inside of a first movable section of thick bamboo 8 and a second movable section of thick bamboo 9, setting through leather sheath 14, block the activity gap between a first movable section of thick bamboo 8 and a second movable section of thick bamboo 9, and can carry out horizontal self-adaptation along with the motion between a first movable section of thick bamboo 8 and a second movable section of thick bamboo 9 and stretch, play preliminary sealed effect, setting through dustproof cover net 16, utilize solid fixed ring 15 to install it in the outside of a first movable section of thick bamboo 8 and a second movable section of thick bamboo 9, further adsorb the flue gas dust that overflows, play secondary seal's effect, and can change at any time through taking off fixing bolt 17, the good mesh of leakproofness has been reached.

In conclusion, the external corrugated pipe compensator sealing device is connected with two flanges on two fluid pipelines through the fixed grooves 3 on the two mounting plates 1 in a butt joint mode, the connection between the pipelines and the corrugated pipe compensator is achieved, then through the arrangement of the through holes 4 and the guide rods 5 inside, when the corrugated pipe body 7 deforms, the guide rods 5 guide the two mounting plates 1 to prevent the two mounting plates from inclining, meanwhile, the deformation quantity is limited through the limiting blocks 6, when the two mounting plates 1 move, the first movable cylinder 8 and the second movable cylinder 9 also move relatively, fluid flows in the first movable cylinder 8 and the second movable cylinder 9 to prevent the fluid from contacting the corrugated pipe body 7, meanwhile, the telescopic cylinders 11 also perform telescopic movement in the movable grooves 10, the sealing strength is increased through the insertion connection of the two, the vibration is reduced through the resilience of the elastic sleeves 13, and through the arrangement of the sponge 12, the liquid or dust in the flue gas which is leaked accidentally can be adsorbed, and the purpose of good sealing performance is achieved.

And, through the setting of leather sheath 14, block the activity gap between first movable cylinder 8 and the second movable cylinder 9, and can carry out horizontal self-adaptation along with the motion between first movable cylinder 8 and the second movable cylinder 9 and stretch, play preliminary sealed effect, through the setting of dust cover net 16, utilize solid fixed ring 15 to install it in the outside of first movable cylinder 8 and the second movable cylinder 9, further adsorb the flue gas dust that overflows, play secondary seal's effect, and can change at any time through taking off fixing bolt 17, the purpose that the leakproofness is good has been reached.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 an external bellows compensator sealing device, includes that quantity is mounting panel (1) of two, its characterized in that: the corrugated pipe is characterized in that a movable hole (2) is formed in the left side of the mounting plate (1), a fixed groove (3) is formed in one side, back to back, of the mounting plate (1), a through hole (4) is formed in one side, back to back, of the mounting plate (1), a guide rod (5) is movably mounted in the movable hole (2), a limiting block (6) is fixedly mounted on the outer side of the guide rod (5), a corrugated pipe body (7) is fixedly connected between the two mounting plates (1), a first movable barrel (8) is fixedly mounted on the right side of the mounting plate (1) in the left side, a second movable barrel (9) is fixedly mounted on the left side of the mounting plate (1) in the right side, a movable groove (10) is formed in the right side of the first movable barrel (8), a telescopic barrel (11) is fixedly mounted on the left side of the second movable barrel (9), and a sponge (12) is fixedly mounted in the movable groove (10), the outside fixed mounting of a flexible section of thick bamboo (11) has elastic sleeve (13), the inboard of a first activity section of thick bamboo (8) and the inboard fixedly connected with leather sheath (14) that is located a second activity section of thick bamboo (9), the equal fixed mounting in the outside of a first activity section of thick bamboo (8) and a second activity section of thick bamboo (9) has solid fixed ring (15), two fixedly connected with dust cover net (16) between solid fixed ring (15), the outside threaded connection of solid fixed ring (15) has fixing bolt (17).

2. The external bellows compensator seal according to claim 1, wherein: the diameter of activity hole (2) equals with the diameter size of guide bar (5), the outside fixed mounting of guide bar (5) has stopper (6) that quantity is four, four stopper (6) are located the left and right sides of left side mounting panel (1) and the left and right sides of right side mounting panel (1) respectively.

3. The external bellows compensator seal according to claim 1, wherein: the number of the fixing grooves (3) is ten, and the ten fixing grooves are uniformly distributed on the back side of the mounting plate (1).

4. The external bellows compensator seal according to claim 1, wherein: the first movable cylinder (8), the second movable cylinder (9) and the telescopic cylinder (11) are cylinders which are hollow inside and have two missing sides.

5. The external bellows compensator seal according to claim 1, wherein: the thickness of the telescopic cylinder (11) is matched with the thickness of the movable groove (10), and the elastic sleeve (13) is a silica gel sleeve.

6. The external bellows compensator seal according to claim 1, wherein: the left and right sides one end that fixing bolt (17) are close to solid fixed ring (15) runs through solid fixed ring (15) respectively and extends to the inside of first movable cylinder (8) and second movable cylinder (9).