CN218625965U

CN218625965U - Low-cost compensator

Info

Publication number: CN218625965U
Application number: CN202223388419.8U
Authority: CN
Inventors: 吴炎峰; 吴家祥
Original assignee: Gongyi Chengxiang Water Supply Equipment Co ltd
Current assignee: Gongyi Chengxiang Water Supply Equipment Co ltd
Priority date: 2022-12-17
Filing date: 2022-12-17
Publication date: 2023-03-14
Anticipated expiration: 2032-12-17

Abstract

The utility model provides a low-cost compensator, include: inner joint and base, the flange is installed to inner joint outside upper end, the lower flange is installed to the terminal surface under the flange of going up, the tension rod is installed to the terminal surface under the flange down, the bellows is installed to the terminal surface under the inner joint, the base is installed to the terminal surface under the tension rod, the inner joint includes protecting shell and gomphosis seat, the sealing ring is installed to the terminal surface under the protecting shell, the pipe is installed to the terminal surface under the sealing ring intermediate position, the gomphosis seat is installed to the terminal surface under the pipe, compared with the prior art, the utility model has the following beneficial effects: by using the protective shell, the sealing ring, the guide pipe and the embedded seat, the types of internal parts can be reduced, the loss of different types of parts can be reduced, and the upper flange and the lower flange can be compensated by using the tension rod.

Description

Low-cost compensator

Technical Field

The utility model belongs to the technical field of the compensator, a low-cost compensator is related to.

Background

In exhaust systems, compensators are used in order to compensate for movements in the pipe system, for example due to temperature cycling. The prior art distinguishes between axial compensators, angular compensators, lateral compensators and universal compensators according to three basic types of motion.

Chinese patent CN107250647A (compensator) comprises a first corrugated bellows section, with a second corrugated bellows section, with an intermediate pipe section positioned between the first corrugated bellows section and the second corrugated bellows section, with a first connecting flange and with a second connecting flange, wherein the first corrugated bellows section is joined on the first connecting flange and the intermediate pipe section, wherein the second corrugated bellows section is joined on the second connecting flange and the intermediate pipe section, with an intermediate flange positioned between the first connecting flange and the second connecting flange and surrounding the intermediate pipe section on the outside without being connected or not rigidly connected with the intermediate pipe section, wherein the intermediate flange is connected to the first connecting flange by a first tension rod and to the second connecting flange by a second tension rod.

However, as we have found in the actual research of the above-mentioned device, the device slowly releases the first corrugated bellows section, the second bellows section and the intermediate pipe section through the first connecting flange, the intermediate flange and the second connecting flange, and as a result, the internal structure of the device is complicated, and the first connecting flange, the intermediate flange and the second connecting flange have different structures, so that multiple molds need to be opened during the manufacturing process, the manufacturing cost is high, and when parts need to be replaced inside the device, the replacement needs to be performed in different types, which is time-consuming and labor-consuming, and therefore, a low-cost compensator is urgently needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-cost compensator, solve the problem of proposing among the above-mentioned background art to the not enough that prior art exists.

The utility model discloses a following technical scheme realizes: a low cost compensator comprising: the device comprises an inner joint, an upper flange, a lower flange, a tension rod, a corrugated pipe, a fixing hole and a base, wherein the upper flange is arranged at the upper end of the outer side of the inner joint;

the lower end face of the upper flange is provided with a lower flange, the lower end face of the lower flange is provided with a tension rod, the lower end face of the inner joint is provided with a corrugated pipe, and the lower end face of the tension rod is provided with a base;

the inner joint comprises a protective shell, a sealing ring, a guide pipe and a tabling seat, wherein the sealing ring is arranged on the lower end face of the protective shell, the guide pipe is arranged on the lower end face of the middle position of the sealing ring, and the tabling seat is arranged on the lower end face of the guide pipe.

As a preferred embodiment, the upper flange and the lower flange have the same specification, a plurality of groups of fixing holes are formed in the upper flange and the lower flange, and a threaded hole is formed in the sealing ring.

In a preferred embodiment, the circle centers of the cross sections of the fixing holes in the upper flange and the lower flange and the threaded hole in the sealing ring are on the same longitudinal line, the upper flange, the lower flange and the sealing ring are fixedly connected through fixing bolts, and the sealing ring can be fixed through the upper flange and the lower flange.

As a preferred embodiment, a plurality of groups are installed on the tension rods, the upper ends of the plurality of groups of tension rods are installed corresponding to the lower ends of a group of fixing bolts, and a clamping groove is formed in the outer side of the upper end of the base.

As a preferred embodiment, the lower end of each group of the tension rods is mutually embedded, connected and fixed with a group of the clamping grooves, and the protective shell, the sealing ring, the guide pipe and the embedding seat are in an integrated structure, so that the production of the types of parts can be reduced by integrally manufacturing through a mold.

In a preferred embodiment, the outer side of the sealing ring is made of a rubber material, the inner side of the upper end of the bellows is provided with an engaging head, the cross section of the engaging head is a concave structure, and the engaging head and the engaging seat are in sealing engagement with each other.

After the technical scheme is adopted, the beneficial effects of the utility model are that: by using the protective shell, the sealing ring, the guide pipe and the embedding seat, the types of internal parts can be reduced, the loss of different types of parts can be reduced, and the upper flange and the lower flange can be compensated by using the tension rod.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a low-cost compensator according to the present invention;

fig. 2 is a top view structural diagram of a low cost compensator of the present invention;

FIG. 3 is a front view of the interior of the protective shell, the sealing ring, the guiding tube and the fitting seat of the low-cost compensator of the present invention;

in the figure: 1-inner joint, 2-upper flange, 3-lower flange, 4-tension rod, 5-corrugated pipe, 6-fixing hole, 7-base, 1 a-protective shell, 1 b-sealing ring, 1 c-conduit and 1 d-jogged seat.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a low cost compensator includes: the device comprises an inner joint 1, an upper flange 2, a lower flange 3, a tension rod 4, a corrugated pipe 5, a fixing hole 6 and a base 7, wherein the upper flange 2 is arranged at the upper end of the outer side of the inner joint 1;

the lower end face of the upper flange 2 is provided with a lower flange 3, the lower end face of the lower flange 3 is provided with a tension rod 4, the lower end face of the inner joint 1 is provided with a corrugated pipe 5, and the lower end face of the tension rod 4 is provided with a base 7;

the inner joint 1 includes a casing 1a, a seal ring 1b, a conduit 1c, and a fitting seat 1d, the seal ring 1b is attached to a lower end surface of the casing 1a, the conduit 1c is attached to a lower end surface of the seal ring 1b at an intermediate position, and the fitting seat 1d is attached to a lower end surface of the conduit 1 c.

Go up

flange

2 and 3 specifications of lower flange the same, go up

flange

2 and 3 inside fixed orificess 6 of all having seted up a plurality of groups of lower flange, the inside screw hole of seting up of sealing ring 1 b.

The fixing holes 6 in the upper flange 2 and the lower flange 3 and the cross section circle center of the threaded hole in the sealing ring 1b are located on the same longitudinal line, the upper flange 2, the lower flange 3 and the sealing ring 1b are fixedly connected through fixing bolts, and the sealing ring 1b can be fixed through the upper flange 2 and the lower flange 3.

A plurality of groups are installed on the tension rods 4, the upper ends of the groups of tension rods 4 are installed corresponding to the lower ends of a group of fixing bolts, and clamping grooves are formed in the outer side of the upper end of the base 7.

The lower end of each group of tension rods 4 is mutually embedded and connected and fixed corresponding to a group of clamping grooves, the protective shell 1a, the sealing ring 1b, the guide pipe 1c and the embedding seat 1d are of an integrated structure, and the production of the types of parts can be reduced through the integrated manufacture of a die.

The outside of the sealing ring 1b is made of rubber material, the inner side of the upper end of the corrugated pipe 5 is provided with an embedding head, the cross section of the embedding head is of a concave structure, and the embedding head and the embedding seat 1d are mutually sealed and embedded, so that leakage inside the corrugated pipe 5 can be prevented.

As a first embodiment of the present invention: in order to solve the problems that the internal structure of the device is complex, the structures of the first connecting flange, the middle flange and the second connecting flange are different, multiple molds need to be arranged in production and manufacturing, manufacturing cost is high, and meanwhile when parts need to be replaced in the device, the device needs to be replaced by different types, time and labor are wasted.

As a second embodiment of the present invention: in combination with the first embodiment, since the outer side of the sealing ring 1b is made of a rubber material, the inner side of the upper end of the bellows 5 is provided with the fitting head, the cross section of the fitting head is a concave structure, and the fitting head and the fitting seat 1d are mutually sealed and fitted, the fitting effect of the bellows 5 and the sealing ring 1b can be enhanced, and the sealing effect is enhanced.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A low cost compensator comprising: nipple (1) and base (7), characterized in that: the upper end of the outer side of the inner joint (1) is provided with an upper flange (2);

a lower flange (3) is installed on the lower end face of the upper flange (2), a tension rod (4) is installed on the lower end face of the lower flange (3), a corrugated pipe (5) is installed on the lower end face of the inner joint (1), and a base (7) is installed on the lower end face of the tension rod (4);

the inner joint (1) comprises a protective shell (1 a) and a tabling seat (1 d), wherein a sealing ring (1 b) is installed on the lower end face of the protective shell (1 a), a guide pipe (1 c) is installed on the lower end face of the middle position of the sealing ring (1 b), and the tabling seat (1 d) is installed on the lower end face of the guide pipe (1 c).

2. A low cost compensator according to claim 1, wherein: the sealing ring is characterized in that the upper flange (2) and the lower flange (3) are the same in specification, a plurality of groups of fixing holes (6) are formed in the upper flange (2) and the lower flange (3), and threaded holes are formed in the sealing ring (1 b).

3. A low cost compensator according to claim 2, wherein: the fixing holes (6) in the upper flange (2) and the lower flange (3) and the circle center of the cross section of the threaded hole in the sealing ring (1 b) are located on the same longitudinal line, and the upper flange (2), the lower flange (3) and the sealing ring (1 b) are fixedly connected through fixing bolts.

4. A low cost compensator according to claim 3, wherein: a plurality of groups are installed on the tension rod (4), the upper end of the tension rod (4) corresponds to the lower end of a group of fixing bolts and is installed, and a clamping groove is formed in the outer side of the upper end of the base (7).

5. A low cost compensator according to claim 4, wherein: the lower end of each group of tension rod (4) corresponds to one group of clamping grooves and is mutually embedded, connected and fixed, and the protective shell (1 a), the sealing ring (1 b), the guide pipe (1 c) and the embedded seat (1 d) are of an integral structure.

6. A low cost compensator according to claim 5, wherein: the outer side of the sealing ring (1 b) is made of rubber materials, the inner side of the upper end of the corrugated pipe (5) is provided with an embedding head, the cross section of the embedding head is of a concave structure, and the embedding head and the embedding seat (1 d) are mutually embedded in a sealing mode.