CN214248698U - High-temperature-resistant expansion joint - Google Patents
High-temperature-resistant expansion joint Download PDFInfo
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- CN214248698U CN214248698U CN202120162559.XU CN202120162559U CN214248698U CN 214248698 U CN214248698 U CN 214248698U CN 202120162559 U CN202120162559 U CN 202120162559U CN 214248698 U CN214248698 U CN 214248698U
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- expansion joint
- guide post
- mounting holes
- temperature resistant
- high temperature
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Abstract
The utility model relates to the technical field of expansion joints, and discloses a high temperature resistant expansion joint, which comprises an expansion joint body and flanges arranged at two ends of the expansion joint body, wherein the side wall of the flange is provided with a plurality of mounting holes in a surrounding way, a plurality of guide posts are arranged in the mounting holes, the side wall of the flange is rotationally connected with a rotary disk, the rotary disk is provided with round holes matched with the mounting holes in a surrounding way, the rotary disk is provided with surrounding magnetic blocks, through the arrangement of the rotary disk, the magnetic blocks, the round holes and the guide posts, the matching of the structure can lead the mounting holes on the expansion joint to correspond to the mounting holes of a connecting component on a pipeline, bolts can pass through the mounting holes to fix the expansion joint, thereby leading the high temperature resistant expansion joint to be rapidly mounted with the connecting component in the pipeline, avoiding the mounting holes on the expansion joint not corresponding to the mounting holes of the connecting component on the pipeline, the installation convenience of the high-temperature-resistant expansion joint is greatly improved.
Description
Technical Field
The utility model relates to an expansion joint technical field specifically is a high temperature resistant expansion joint.
Background
An expansion joint refers to a flexible element that effectively functions to compensate for axial deformation. For example, the expansion joint welded on the shell of the fixed tube-plate heat exchanger has large axial flexibility and easy deformation, can compensate the thermal expansion difference generated by the tube and the shell due to different wall temperatures, and reduces the axial load of the tube and the shell, thereby reducing the temperature difference stress of the tube, the tube plate and the shell and avoiding causing strength damage, instability damage and tube pull-out damage. The expansion joint has many kinds, and the common structures include wave, ring plate welding, clamping shell type and the like, wherein the wave expansion joint is most widely applied, and the ring plate welding expansion joint is only suitable for normal pressure or low pressure occasions.
In the prior art, the expansion joint only plays a role in compensating axial deformation, the structure is single, the function is simple, the daily use requirements of people cannot be met, for example, the expansion joint needs to be connected with a connecting assembly on a pipeline through bolts in the installation process, however, in the process of connecting the expansion joint with the connecting assembly on the pipeline through the bolts, the situation that a mounting hole in the expansion joint is not corresponding to a mounting hole in the connecting assembly in the pipeline often occurs, at the moment, two installation personnel are needed to be matched with each other, so that the mounting hole in a flange is corresponding to the mounting hole in the connecting assembly, the bolts can conveniently penetrate through the mounting holes, the expansion joint can be tightly connected with the connecting assembly on the pipeline, and therefore, the high-temperature resistant expansion joint is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a high temperature resistant expansion joint, possess advantages such as be convenient for installation, simple structure, convenient to use, solved the problem that the background art provided.
(II) technical scheme
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a high temperature resistant expansion joint, includes the expansion joint body and installs the flange at this body both ends of expansion joint, the flange lateral wall is encircleed to be equipped with a plurality of mounting holes, and is a plurality of be provided with the guide post in the mounting hole, the flange lateral wall rotates and is connected with the rotary disk, it is equipped with the round hole that matches with the mounting hole to encircle on the rotary disk, be provided with the magnetic path that encircles the setting on the rotary disk.
Preferably, one end of the guide post is fixedly connected with a guide head.
Preferably, the number of the magnetic blocks is multiple, and the magnetic blocks are distributed at equal intervals.
Preferably, the length of the guide post is greater than the length of the mounting hole.
Preferably, the guide post is made of a metal material attracted with the magnetic block.
(III) advantageous effects
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this kind of high temperature resistant expansion joint, through setting up the rotary disk, the magnetic path, round hole and guide post, the cooperation of above-mentioned structure, can be so that the mounting hole on the expansion joint is corresponding with the coupling assembling mounting hole on the pipeline, the bolt of being convenient for passes the mounting hole and fixes it, thereby make this kind of high temperature resistant expansion joint can be quick with the pipeline in the coupling assembling installation get up, the mounting hole on avoiding the expansion joint does not correspond with the coupling assembling mounting hole on the pipeline, and then influence the installer and install the flange at its expansion joint body both ends and the coupling assembling on the pipeline, great improvement the convenience of this kind of high temperature resistant expansion joint installation.
2. This kind of high temperature resistant expansion joint, adopt the metal material of attracting mutually with the magnetic path to make through setting up the guide post, the guide post can effectually be inhaled to the magnetic path of being convenient for, and then can play a spacing effect to the guide post in the mounting hole, avoid the guide post to slide away in the mounting hole, length through setting up the guide post is greater than the length of mounting hole, the in-process that the guide post is being connected with the coupling assembling on the pipeline of being convenient for, the guide post is advanced to go into in the through-hole on the coupling assembling, and then play a prepositioning effect, the installer of being convenient for construction bolt fixes it, great improvement this kind of high temperature resistant expansion joint's practicality.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention in a partial sectional view;
FIG. 3 is a schematic side view of the overall structure of the present invention;
fig. 4 is a schematic view of a cross-sectional structure of the rotating disk of the present invention.
In the figure: 1. an expansion joint body; 2. a flange; 3. rotating the disc; 4. mounting holes; 5. a circular hole; 6. a guide post; 7. a magnetic block; 8. a guide head.
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.
Examples
Referring to fig. 1-4, the high temperature resistant expansion joint comprises an expansion joint body 1 and flanges 2 mounted at two ends of the expansion joint body 1, wherein a plurality of mounting holes 4 are formed in the side walls of the flanges 2 in a surrounding manner, guide columns 6 are arranged in the mounting holes 4, a rotating disc 3 is rotatably connected to the side walls of the flanges 2, circular holes 5 matched with the mounting holes 4 are formed in the rotating disc 3 in a surrounding manner, and magnetic blocks 7 are arranged on the rotating disc 3 in a surrounding manner.
6 one end fixedly connected with direction head 8 of guide post is convenient for flange 2 when being connected with the coupling assembling on the pipeline through setting up direction head 8, and the effect of direction is played in the through-hole on the convenient entering coupling assembling of guide post 6 ability, avoids because direction head 8 gets into the through-hole difficulty, and then influences the installation of flange 2, great improvement this kind of high temperature resistant expansion joint's practicality.
The quantity of magnetic path 7 is a plurality of, and is a plurality of magnetic path 7 is equidistant distribution, and is a plurality of, magnetic path 7 is equidistant distribution through the quantity that sets up magnetic path 7, and the magnetic path 7 of being convenient for can attract the guide post 6 in the mounting hole 4, plays a limiting displacement to guide post 6, avoids guide post 6 to carry on spacingly to guide post 6 owing to there is not the dog in mounting hole 4 for guide post 6 is outside from the interior roll-off of mounting hole 4.
The length of guide post 6 is greater than the length of mounting hole 4, and the length through setting up guide post 6 is greater than the length of mounting hole 4, and the guide post 6 of being convenient for is at the in-process that is connected with the coupling assembling on the pipeline, and guide post 6 is advanced into in the through-hole on the coupling assembling, and then plays a prepositioning effect, and the installer of being convenient for construction bolt fixes it, great improvement the practicality of this kind of high temperature resistant expansion joint.
The guide post 6 is made of materials attracted by the magnetic block 7, and the guide post 6 is made of metal materials attracted by the magnetic block 7, so that the magnetic block 7 can effectively attract the guide post 6, the guide post 6 can be limited, and the guide post 6 is prevented from sliding out in the mounting hole 4.
The working principle is as follows: when a connecting assembly on a pipeline is connected with a flange 2 on an expansion joint body 1, an installer rotates a rotary disk 3 to enable a round hole 5 on the rotary disk 3 to correspond to a mounting hole 4 on the flange 2, a bolt passes through the round hole 5 to directly push a guide post 6 in the mounting hole 4 to a through hole on the connecting assembly on the pipeline and drops out of the through hole on the connecting assembly, a guide head 8 is fixedly connected to the end part of the guide post 6, so that the guide post 6 can smoothly enter the through hole of the connecting assembly in the pipeline to play a role of guiding, then a nut is screwed on to install the high-temperature resistant expansion joint, the high-temperature resistant expansion joint can be conveniently and rapidly installed by the installer, the installer is prevented from aligning the flange 2 on the expansion joint body 1 with the through hole in the pipeline when installing the high-temperature resistant expansion joint, make the inconvenient construction bolt of installer fix it, great improvement this kind of high temperature resistant expansion joint convenience when the installation.
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 (5)
1. The utility model provides a high temperature resistant expansion joint, includes expansion joint body (1) and installs flange (2) at expansion joint body (1) both ends, its characterized in that: the flange (2) lateral wall encircles and has seted up a plurality of mounting holes (4), and is a plurality of be provided with guide post (6) in mounting hole (4), flange (2) lateral wall rotates and is connected with rotary disk (3), encircle on rotary disk (3) be equipped with mounting hole (4) assorted round hole (5), be provided with on rotary disk (3) around magnet (7) that set up.
2. A high temperature resistant expansion joint as claimed in claim 1, wherein: one end of the guide post (6) is fixedly connected with a guide head (8).
3. A high temperature resistant expansion joint as claimed in claim 1, wherein: the number of the magnetic blocks (7) is multiple, and the magnetic blocks (7) are distributed at equal intervals.
4. A high temperature resistant expansion joint as claimed in claim 1, wherein: the length of the guide post (6) is greater than that of the mounting hole (4).
5. A high temperature resistant expansion joint as claimed in claim 1, wherein: the guide post (6) is made of metal materials attracted with the magnetic block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120162559.XU CN214248698U (en) | 2021-01-21 | 2021-01-21 | High-temperature-resistant expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120162559.XU CN214248698U (en) | 2021-01-21 | 2021-01-21 | High-temperature-resistant expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214248698U true CN214248698U (en) | 2021-09-21 |
Family
ID=77751602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120162559.XU Active CN214248698U (en) | 2021-01-21 | 2021-01-21 | High-temperature-resistant expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214248698U (en) |
-
2021
- 2021-01-21 CN CN202120162559.XU patent/CN214248698U/en active Active
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