CN218895125U

CN218895125U - Thermal expansion absorption device for air receiving chamber

Info

Publication number: CN218895125U
Application number: CN202222496977.XU
Authority: CN
Inventors: 张超; 邓亮; 蒋陆
Original assignee: Hefei Tongsheng Kechuang Intelligent Technology Co ltd
Current assignee: Hefei Tongsheng Kechuang Intelligent Technology Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-04-21
Anticipated expiration: 2032-09-20

Abstract

The utility model belongs to the technical field of heat medium transmission facilities, and particularly relates to a heat expansion absorption device for an air receiving chamber, which comprises an expansion joint assembly, wherein the expansion joint assembly comprises a first expansion joint, a second expansion joint and a third expansion joint, the first expansion joint comprises a first flange, a corrugated pipe and a limiting block, the second expansion joint comprises a corrugated pipe and a limiting block, the third expansion joint comprises a second flange, a corrugated pipe and a limiting block, the first expansion joint is connected with the second expansion joint, the second expansion joint is connected with the third expansion joint through long screws, a plurality of second expansion joints can be arranged between the first expansion joint and the third expansion joint, the first expansion joint is movably connected with the third expansion joint through a first connecting rod and a second connecting rod, and one end of the first connecting rod and one end of the second connecting rod are connected with springs; the corrugated pipe and the spring are arranged, so that the device can absorb thermal expansion caused by heating when the air receiving chamber is heated.

Description

Thermal expansion absorption device for air receiving chamber

Technical Field

The utility model belongs to the technical field of heat medium transmission facilities, and particularly relates to a heat expansion absorption device for an air receiving chamber.

Background

The thermal expansion phenomenon often appears in the environment of being heated, in ordinary times work, often adopts the expansion joint to solve the object and because of the thermal expansion phenomenon that is produced that is heated, and the expansion joint that commonly uses at present is mostly single go on practical, when needs use a plurality of expansion joints simultaneously at work, because the degree of mutually supporting is not enough between the single expansion joint to lead to holistic stability relatively poor, brought a great deal of inconvenience for work.

Disclosure of Invention

In view of the shortcomings of the prior art, an object of the present disclosure is to provide a thermal expansion absorption device for a wind receiving chamber, which solves the problems mentioned in the background art.

The purpose of the disclosure can be achieved by the following technical scheme:

the utility model provides a thermal expansion absorbing device for receiving plenum, includes expansion joint subassembly, expansion joint subassembly includes first expansion joint, second expansion joint and third expansion joint, first expansion joint includes the bellows, the left side end of bellows is equipped with first flange, the side of bellows is close to the position of right side end and is equipped with two stopper, the second expansion joint includes the bellows, the left and right both sides of bellows side end all are equipped with two stoppers, the third expansion joint includes the bellows, the side of bellows is close to the left position and is equipped with two stoppers, the right side end of bellows is equipped with the second flange, first expansion joint is located the left side of expansion joint subassembly, and the third expansion joint is located the right side of expansion joint subassembly, and the second expansion joint is located between first expansion joint and the second expansion joint, through head rod and second connecting rod swing joint between first expansion joint and the third expansion joint, through long screw swing joint between first expansion joint and the second expansion joint, through long screw swing joint between second expansion joint and the third expansion joint.

Further, the limiting block is provided with a first threaded hole, the first threaded hole transversely penetrates through the limiting block from left to right, and two ends of the long screw are respectively fixed with the limiting block through a first nut.

Further, the side ends of the first flange and the second flange are respectively provided with four second threaded holes.

Further, four first connecting rods and four second connecting rods are arranged, one end of each first connecting rod is connected with a spring, one end of each spring is fixedly connected with the corresponding first connecting rod, one end of each spring, which is far away from the corresponding first connecting rod, is fixedly connected with a threaded rod, the threaded rod penetrates through the corresponding second threaded hole to be movably connected with the corresponding first flange, and the threaded rod is fixed with the corresponding first flange through a second nut; the one end of second connecting rod is connected with the spring, the one end and the second connecting rod fixed connection of spring, the one end fixedly connected with threaded rod of second connecting rod is kept away from to the spring, the threaded rod passes second screw hole and second flange swing joint, it is fixed through the second nut between threaded rod and the second flange.

Further, the first connecting rod is cylindrical, the first connecting rod is a solid rod, a plurality of first slotted holes are formed in one end, far away from the spring, of the first connecting rod, the second connecting rod is cylindrical, the second connecting rod is a hollow rod, and a plurality of second slotted holes are formed in one end, far away from the spring, of the second connecting rod.

Further, the diameter of the first slot hole is equal to the diameter of the second slot hole, the diameter of the first connecting rod is smaller than the diameter of the inner diameter of the second connecting rod, when the first connecting rod is connected with the second connecting rod, the first connecting rod is arranged in the second connecting rod, and the first connecting rod is connected with the second connecting rod through a plurality of screws.

Further, grooves are formed in the inner sides of the right side end of the first expansion joint and the right side end of the second expansion joint, protruding portions are arranged on the outer sides of the left side end of the second expansion joint and the left side end of the third expansion joint, and when the first expansion joint is connected with the second expansion joint and the second expansion joint is connected with the third expansion joint, the grooves and the protruding portions are just matched with each other.

Further, the outer surfaces of the grooves and the protruding portions are provided with a layer of sealing ring.

Further, the second expansion energy can be set to a plurality according to actual needs.

The beneficial effects of the utility model are that:

1. the expansion joint component adopts the corrugated pipe as a material, and the spring is arranged at the position of the first connecting rod close to the first flange, and the spring is also arranged at the position of the second connecting rod close to the second flange, so that the expansion joint component can well absorb thermal expansion generated by heating when being heated.

2. The bulge is arranged on the outer side of the left side end of the second expansion joint, the groove is arranged on the inner side of the right side end of the second expansion joint, and the bulge and the groove can be matched with each other, so that in actual use, multiple groups of second expansion joints can be arranged between the first expansion joint and the third expansion joint according to actual needs, and the practicability of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required for the description of the embodiments or the prior art will be briefly described, and it will be apparent to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic diagram of a structure of an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of the structure of an embodiment of the present disclosure;

marked in the figure as: 1. an expansion joint assembly; 101. a first expansion joint; 102. a second expansion joint; 103. a third expansion joint; 2. a long screw; 3. a bellows; 201. a first flange; 202. a second flange; 4. a limiting block; 301. a first connecting rod; 302. a second connecting rod; 401. a first threaded hole; 402. a second threaded hole; 501. a first nut; 502. a second nut; 5. a spring; 6. a threaded rod; 601. a first slot; 602. a second slot; 701. a groove; 702. a boss; 7. and (5) a screw.

Detailed Description

The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to fall within the scope of this disclosure.

1-3, a thermal expansion absorption device for a wind receiving chamber comprises an expansion joint assembly 1, wherein the expansion joint assembly 1 comprises a first expansion joint 101, a second expansion joint 102 and a third expansion joint 103, the first expansion joint 101 comprises a corrugated pipe 3, a first flange 201 is arranged at the left side end of the corrugated pipe 3, two limiting blocks 4 are arranged at the position, close to the right side end, of the side surface of the corrugated pipe 3, the second expansion joint 102 comprises the corrugated pipe 3, two limiting blocks 4 are arranged at the left side and the right side of the side surface end of the corrugated pipe 3, the third expansion joint 103 comprises the corrugated pipe 3, two limiting blocks 4 are arranged at the position, close to the left side, of the side surface end of the corrugated pipe 3, and a second flange 202 is arranged at the right side end of the corrugated pipe 3; the stopper 4 is equipped with first screw hole 401, first screw hole 401 transversely runs through stopper 4 from left to right, pass through long screw 2 swing joint between first expansion joint 101 and the second expansion joint 102, pass through long screw 2 swing joint between second expansion joint 102 and the third expansion joint 103, the both ends of long screw 2 are fixed through first nut 501 with stopper 4 respectively, all be equipped with four second screw holes 402 on first flange 201 and the second flange 202, first expansion joint 101 is located expansion joint subassembly 1's leftmost, third expansion joint 103 is located expansion joint subassembly 1's rightmost, second expansion joint 102 is located between first expansion joint 101 and the second expansion joint 102, pass through head rod 301 and second connecting rod 302 swing joint between first expansion joint 101, the third expansion joint 103.

In some embodiments, as shown in fig. 1, four first connecting rods 301 and four second connecting rods 302 are respectively provided, one end of each first connecting rod 301 is connected with a spring 5, one end of each spring 5 is fixedly connected with each first connecting rod 301, one end of each spring 5, which is far away from each first connecting rod 301, is fixedly connected with a threaded rod 6, each threaded rod 6 penetrates through a second threaded hole 402 to be movably connected with a first flange 201, and each threaded rod 6 is fixed with the first flange 201 through a second nut 502; one end of the second connecting rod 302 is connected with a spring 5, one end of the spring 5 is fixedly connected with the second connecting rod 302, one end of the spring 5, which is far away from the second connecting rod 302, is fixedly connected with a threaded rod 6, the threaded rod 6 passes through the second threaded hole 402 to be movably connected with the second flange 202, and the threaded rod 6 is fixed with the second flange 202 through a second nut 502; the arrangement of the springs 5 enables the device to counteract thermal expansion caused by heating through the springs 5 on the first connecting rod 301 and the second connecting rod 302 when the device is heated in the air receiving chamber.

In some embodiments, as shown in fig. 1, the first connecting rod 301 is a cylindrical solid rod, a plurality of first slots 601 are provided at an end of the first connecting rod 301 away from the spring 5, the second connecting rod 302 is a cylindrical hollow rod, and a plurality of second slots 602 are provided at an end of the second connecting rod 302 away from the spring 5; the diameter of the first slot 601 is equal to the diameter of the second slot 602, the diameter of the first connecting rod 301 is smaller than the diameter of the inner diameter of the second connecting rod 302, when the first connecting rod 301 is connected with the second connecting rod 302, the first connecting rod 301 is placed in the second connecting rod 302, and the first connecting rod 301 and the second connecting rod 302 are fixed through a plurality of screws 7; when multiple sets of second expansion joints 102 are required to be arranged between the first expansion joint 101 and the third expansion joint 103, the first connecting rod 301 slides in the second connecting rod 302 so as to adjust the connection position of the first connecting rod 301 and the second connecting rod 302, and then the first connecting rod 301 and the second connecting rod 302 are fixed through multiple screws 7.

In some specific embodiments, as shown in fig. 1 and fig. 3, the inner sides of the right side end of the first expansion joint 101 and the right side end of the second expansion joint 102 are provided with grooves 701, the outer sides of the left side end of the second expansion joint 102 and the left side end of the third expansion joint 103 are provided with protrusions 702, when the first expansion joint 101 is connected with the second expansion joint 102 and the second expansion joint 102 is connected with the third expansion joint 103, the grooves 701 and the protrusions 702 are just matched with each other, and the outer surfaces of the grooves 701 and the protrusions 702 are provided with a layer of sealing rings; according to the utility model, the groove 701 is arranged on the inner side of the right side end of the second expansion joint 102, the bulge 702 is arranged on the outer side of the left side end of the second expansion joint 102, the groove 701 and the bulge 702 can be mutually matched, when a plurality of groups of second expansion joints 102 are required to be arranged between the first expansion joint 101 and the third expansion joint 103, only the bulge 702 of one second expansion joint 102 is mutually matched with the groove 701 of the other expansion joint, and then two adjacent second expansion joints 102 are fixed by penetrating through the limiting block 4 through the long screw 2.

Working principle: when the device is required to be used in a wind receiving chamber, the groove 701 of the first expansion joint 101 is aligned with the bulge 702 of the second expansion joint 102, then the bulge 702 is placed in the groove 701, then the long screw 2 passes through the limiting blocks 4 on the first expansion joint 101 and the second expansion joint 102, the two ends of the long screw 2 are fixed by the first nut 501, when a plurality of groups of second expansion joints 102 are required to be arranged between the first expansion joint 101 and the third expansion joint 103, the bulge 702 of one second expansion joint 102 is placed in the groove 701 of the other second expansion joint 102, the plurality of second expansion joints 102 are fixed by the long screw 2, then the bulge 702 of the third expansion joint 103 is placed in the groove 701 of the last second expansion joint 102, the third expansion joint 103 and the last second expansion joint 102 are fixed by the long screw 2, then the first expansion joint 101 and the third expansion joint 103 are fixed by the first connecting rod 301 and the second connecting rod 302, and the first connecting rod 301 and the second connecting rod 302 are fixed by the screw 7; because bellows 3 are adopted in expansion joint assemblies 1, and springs 5 are arranged at positions of first connecting rods 301 close to first flanges 201, and springs 5 are also arranged at positions of second connecting rods 302 close to second flanges 202, the device can absorb thermal expansion caused by heating in a wind receiving chamber.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which have been described in the foregoing and description merely illustrates the principles of the disclosure, and that various changes and modifications may be made therein without departing from the spirit and scope of the disclosure, which is defined in the appended claims.

Claims

1. The utility model provides a thermal expansion absorbing device for receiving plenum, includes expansion joint subassembly (1), its characterized in that, expansion joint subassembly (1) includes first expansion joint (101), second expansion joint (102) and third expansion joint (103), first expansion joint (101) are including bellows (3), the left side end of bellows (3) is equipped with first flange (201), the position that is close to the right side end of bellows (3) is equipped with two stopper (4), second expansion joint (102) include bellows (3), both are equipped with two stopper (4) on the left and right sides of bellows (3) side end, third expansion joint (103) are including bellows (3), the position that is close to the left side of bellows (3) is equipped with two stopper (4), the right side end of bellows (3) is equipped with second flange (202), first expansion joint (101) are located expansion joint subassembly (1) left side, third expansion joint (103) are located two stopper (4) are located between second expansion joint (101) and head rod (301) are located between second expansion joint (101) and head rod (101) movable connection, the first expansion joint (101) is movably connected with the second expansion joint (102) through a long screw (2), and the second expansion joint (102) is movably connected with the third expansion joint (103) through the long screw (2).

2. A thermal expansion absorbing device for a wind receiving chamber according to claim 1, wherein the limiting block (4) is provided with a first threaded hole (401), the first threaded hole (401) transversely penetrates through the limiting block (4) from left to right, and two ends of the long screw (2) are respectively fixed with the limiting block (4) through a first nut (501).

3. A thermal expansion absorbing device for a plenum according to claim 1, characterized in that the side ends of the first flange (201) and the second flange (202) are each provided with four second threaded holes (402).

4. The thermal expansion absorption device for the air receiving chamber according to claim 1, wherein four first connecting rods (301) and four second connecting rods (302) are respectively arranged, one end of each first connecting rod (301) is connected with a spring (5), one end of each spring (5) is fixedly connected with each first connecting rod (301), one end of each spring (5) far away from each first connecting rod (301) is fixedly connected with a threaded rod (6), each threaded rod (6) penetrates through a second threaded hole (402) to be movably connected with a first flange (201), and each threaded rod (6) is fixed with the first flange (201) through a second nut (502); one end of second connecting rod (302) is connected with spring (5), one end and second connecting rod (302) fixed connection of spring (5), one end fixedly connected with threaded rod (6) of second connecting rod (302) are kept away from to spring (5), threaded rod (6) pass second screw hole (402) and second flange (202) swing joint, be fixed through second nut (502) between threaded rod (6) and second flange (202).

5. The thermal expansion absorbing device for a wind receiving chamber according to claim 4, wherein the first connecting rod (301) is cylindrical, the first connecting rod (301) is a solid rod, a plurality of first slots (601) are formed in one end of the first connecting rod (301) away from the spring (5), the second connecting rod (302) is cylindrical, the second connecting rod (302) is a hollow rod, and a plurality of second slots (602) are formed in one end of the second connecting rod (302) away from the spring (5).

6. A thermal expansion absorbing device for a wind receiving chamber according to claim 5, wherein the diameter of the first slot hole (601) is equal to the diameter of the second slot hole (602), the diameter of the first connecting rod (301) is smaller than the diameter of the inner diameter of the second connecting rod (302), when the first connecting rod (301) and the second connecting rod are connected, the first connecting rod (301) is placed in the second connecting rod (302), and the first connecting rod (301) and the second connecting rod (302) are connected by a plurality of screws (7).

7. A thermal expansion absorption device for a wind receiving chamber according to claim 1, wherein the inner sides of the right side end of the first expansion joint (101) and the right side end of the second expansion joint (102) are provided with grooves (701), the outer sides of the left side ends of the second expansion joint (102) and the third expansion joint (103) are provided with convex parts (702), and when the first expansion joint (101) is connected with the second expansion joint (102), the second expansion joint (102) and the third expansion joint (103) are connected, the grooves (701) and the convex parts (702) are just matched with each other.

8. A thermal expansion absorbing means for a plenum as claimed in claim 7, wherein the outer surfaces of the recess (701) and the boss (702) are each provided with a layer of sealing ring.

9. A thermal expansion absorption device for a wind receiving chamber according to claim 1, wherein the second expansion joint (102) can be provided in plurality according to actual needs.