CN213420282U - Synchronous regulation type expansion joint - Google Patents
Synchronous regulation type expansion joint Download PDFInfo
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- CN213420282U CN213420282U CN202022085483.3U CN202022085483U CN213420282U CN 213420282 U CN213420282 U CN 213420282U CN 202022085483 U CN202022085483 U CN 202022085483U CN 213420282 U CN213420282 U CN 213420282U
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- expansion joint
- annular
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Abstract
The utility model discloses a synchronous adjustment formula expansion joint relates to expansion joint technical field. The utility model comprises a first flange, a second flange and an expansion joint; an annular plate is sleeved outside the first flange; the bottom of the annular plate is provided with an annular groove; one side surface of the annular groove is fixedly connected with an annular toothed plate; a plurality of tooth columns are meshed with the peripheral side surface of the annular toothed plate; the bottom of the toothed column is fixedly connected with a threaded rod; a sliding groove is formed in the peripheral side face of the first flange; the inner wall of the sliding chute is in sliding fit with a connecting block; one side surface of the connecting block is fixedly connected with the inner ring of the annular plate. The utility model discloses a synchronous rotation of a plurality of threaded rods can be realized to the design of ring channel, annular toothed plate, tooth post, threaded rod and screw hole, and then realizes the nimble regulation of first flange and second flange interval, and is easy and simple to handle, low in labor strength is favorable to improving installation work efficiency, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of the expansion joint, especially, relate to a synchronous regulation formula expansion joint.
Background
The expansion joint is a flexible structure provided on the vessel shell or pipe to compensate for additional stresses due to temperature differences and mechanical vibrations. The expansion joint can absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction due to heat and contraction due to cold by utilizing the effective telescopic deformation of the expansion joint working main body, or compensate the axial, transverse and angular displacement of the pipelines, conduits, containers and the like, and can also be used for noise reduction and vibration reduction. Has been widely applied to the fields of environmental protection, chemical industry, metallurgy and the like. In the environmental protection field, in order to prevent the pipeline from deforming or breaking due to thermal elongation or temperature stress when the heating pipeline is heated, an expansion joint is required to be arranged on the pipeline to compensate the thermal elongation of the pipeline, so that the stress of the pipeline wall and the acting force acting on a valve member or a bracket structure are reduced.
The cooperation that current expansion joint used screw rod and nut more uses two fixed flanges, installs the bellows between two flanges, and the distance between two flanges can be adjusted to the cooperation that uses screw rod and nut simultaneously, however in order to guarantee stability on the expansion joint, uses the screw rod nut cooperation more than three, and in order to adjust the length of expansion joint, need rotate the nut simultaneously, the staff's of not being convenient for operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a synchronous regulation formula expansion joint, through the design of annular toothed plate, tooth post, threaded rod, screw hole and ring channel, solved current expansion joint and adopted screw rod and nut to carry out the regulation of flange interval, can't realize the synchronous rotation of a plurality of screw rods simultaneously, and then the synchronous regulation flange interval, can only the manpower one by one carry out the screw rod rotation, troublesome poeration increases workman intensity of labour, problem that the installation effectiveness is low.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a synchronous adjusting expansion joint, which comprises a first flange, a second flange and an expansion joint; an annular plate is sleeved outside the first flange; the bottom of the annular plate is provided with an annular groove; an annular toothed plate is fixedly connected to one side surface of the annular groove; a plurality of tooth columns are meshed with the peripheral side surface of the annular toothed plate; the bottom of the toothed column is fixedly connected with a threaded rod; a sliding groove is formed in the peripheral side face of the first flange; the inner wall of the sliding chute is in sliding fit with a connecting block; one side surface of the connecting block is fixedly connected with the inner ring of the annular plate.
Furthermore, a supporting block is fixedly connected to the peripheral side face of the second flange; the upper surface of the supporting block is provided with a threaded hole.
Furthermore, one end of the threaded rod penetrates through the bottom of the supporting block; the peripheral side surface of the threaded rod is in threaded connection with the inner wall of the threaded hole.
Furthermore, the peripheral side surface of one end of the expansion joint is attached to the inner wall of the first flange; and the peripheral side surface of the other end of the expansion joint is attached to the inner wall of the second flange.
Further, one end of the threaded rod is fixedly connected with a nut.
Furthermore, the upper surface of the first flange and the upper surface of the second flange are provided with homotopic mounting holes.
The utility model discloses following beneficial effect has:
1. the utility model discloses a synchronous rotation of a plurality of threaded rods can be realized to the design of ring channel, annular toothed plate, tooth post, threaded rod and screw hole, and then realizes the nimble regulation of first flange and second flange interval, and is easy and simple to handle, low in labor strength is favorable to improving installation work efficiency, and the practicality is strong.
2. The utility model discloses a set up the nut bottom the threaded rod, usable spanner realizes the rotation of threaded rod, utilizes the linkage effect between annular toothed plate and the tooth post, realizes the synchronous rotation of a plurality of threaded rods, nimble flange interval, and easy operation has stronger practicality.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a synchronous adjustment type expansion joint;
fig. 2 is a schematic structural view of another aspect of the present invention;
FIG. 3 is a schematic view of a part of the structure of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a first flange, 101-a second flange, 102-an expansion joint, 103-an annular plate, 104-an annular groove, 105-an annular toothed plate, 106-a toothed column, 107-a threaded rod, 108-a sliding groove, 109-a connecting block, 110-a supporting block, 111-a threaded hole, 112-a nut and 113-a co-located mounting hole.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention relates to a synchronous adjustable expansion joint, which comprises a first flange 1, a second flange 101 and an expansion joint 102;
an annular plate 103 is sleeved outside the first flange 1; the bottom of the annular plate 103 is provided with an annular groove 104; an annular toothed plate 105 is fixedly connected to one side surface of the annular groove 104; a plurality of tooth columns 106 are meshed with the peripheral side surface of the annular toothed plate 105; the bottom of the tooth column 106 is fixedly connected with a threaded rod 107;
the peripheral side surface of the first flange 1 is provided with a chute 108; the inner wall of the chute 108 is in sliding fit with a connecting block 109; one side surface of the connecting block 109 is fixedly connected with the inner ring of the annular plate 103.
As shown in fig. 3, a supporting block 110 is fixedly connected to the peripheral side surface of the second flange 101; the upper surface of the supporting block 110 is provided with a threaded hole 111; one end of the threaded rod 107 penetrates through the bottom of the supporting block 110; the peripheral side surface of the threaded rod 107 is in threaded connection with the inner wall of the threaded hole 111; the threaded cooperation between the threaded hole 111 and the threaded rod 107 allows the support block 110 to move up and down on the threaded rod 107, and thus allows the height of the second flange 101 to be adjusted.
As shown in fig. 2, one end peripheral side surface of the expansion joint 102 is attached to the inner wall of the first flange 1; the other end of the expansion joint 102 is attached to the inner wall of the second flange 101, so that the first flange 1 and the second flange 101 can be connected to form a passage.
As shown in fig. 1, a nut 112 is fixedly connected to one end of the threaded rod 107, and the nut 112 is operated by an external tool to rotate the threaded rod 107, so as to change the position of the supporting block 110 on the threaded rod 107.
As shown in fig. 3, the upper surface of the first flange 1 and the upper surface of the second flange 101 are both provided with a same-position mounting hole 113 for fixedly connecting the first flange 1 and the second flange 101.
The working principle of the embodiment is as follows: firstly, the upper surface of a first flange 1 is connected with a flange with the same model on an external pipeline in an installing way, so that the position of the first flange 1 is limited; then, pressing two ends of the expansion joint 102 in advance to shorten the expansion joint 102 to a proper length, placing the expansion joint between the first flange 1 and the second flange 101 to enable the inner ring of the first flange 1 to be tightly attached to the peripheral side face of one end of the expansion joint 102, enabling the inner ring of the second flange 101 to be tightly attached to the peripheral side face of the other end of the expansion joint 102, enabling one end of the expansion joint 102 to be tightly connected with the bottom of the first flange 1 through elastic forces at two ends of the expansion joint 102, and enabling the other end of the expansion joint 102 to be tightly connected with the top of the second flange; finally, operation annular plate 103, make annular toothed plate 105 rotate, utilize the meshing effect between annular toothed plate 105 and a plurality of tooth post 106, realize the synchronous rotation of a plurality of tooth posts 106, and then realize the synchronous rotation of a plurality of threaded rods 107, realize reciprocating of second flange 101 on threaded rod 107, reach the purpose of the regulation of first flange 1 with second flange 101 interval, the same purpose can be realized to nut 112 of operation threaded rod 107 bottom, easy operation is swift, installer's intensity of labour has effectively been reduced, the work efficiency of installation has been promoted greatly.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A synchronous regulating expansion joint comprising a first flange (1), a second flange (101) and an expansion joint (102); the method is characterized in that:
an annular plate (103) is sleeved outside the first flange (1); an annular groove (104) is formed in the bottom of the annular plate (103); an annular toothed plate (105) is fixedly connected to one side surface of the annular groove (104); a plurality of tooth columns (106) are meshed with the peripheral side surface of the annular toothed plate (105); the bottom of the tooth column (106) is fixedly connected with a threaded rod (107);
a sliding groove (108) is formed in the peripheral side surface of the first flange (1); the inner wall of the sliding groove (108) is in sliding fit with a connecting block (109); one side surface of the connecting block (109) is fixedly connected with the inner ring of the annular plate (103).
2. The synchronous adjustable expansion joint according to claim 1, wherein a support block (110) is fixedly connected to the peripheral side surface of the second flange (101); the upper surface of the supporting block (110) is provided with a threaded hole (111).
3. The synchronous adjustable expansion joint according to claim 2, wherein one end of the threaded rod (107) penetrates the bottom of the support block (110); the peripheral side surface of the threaded rod (107) is in threaded connection with the inner wall of the threaded hole (111).
4. The synchronous adjustable expansion joint according to claim 1, wherein one end peripheral side of the expansion joint (102) is attached to the inner wall of the first flange (1); the peripheral side face of the other end of the expansion joint (102) is attached to the inner wall of the second flange (101).
5. The synchronous adjustable expansion joint according to claim 1, wherein a nut (112) is fixedly attached to one end of the threaded rod (107).
6. The synchronous adjustable expansion joint according to claim 1, wherein the first flange (1) and the second flange (101) have co-located mounting holes (113) formed in their upper surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022085483.3U CN213420282U (en) | 2020-09-22 | 2020-09-22 | Synchronous regulation type expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022085483.3U CN213420282U (en) | 2020-09-22 | 2020-09-22 | Synchronous regulation type expansion joint |
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| Publication Number | Publication Date |
|---|---|
| CN213420282U true CN213420282U (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022085483.3U Active CN213420282U (en) | 2020-09-22 | 2020-09-22 | Synchronous regulation type expansion joint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183618A (en) * | 2021-11-22 | 2022-03-15 | 南通艾迈特机械有限公司 | Synchronous regulation formula expansion joint |
| CN114423192A (en) * | 2021-09-14 | 2022-04-29 | 国网河南省电力公司孟州市供电公司 | Electric shock protection protector for power line worker |
-
2020
- 2020-09-22 CN CN202022085483.3U patent/CN213420282U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423192A (en) * | 2021-09-14 | 2022-04-29 | 国网河南省电力公司孟州市供电公司 | Electric shock protection protector for power line worker |
| CN114183618A (en) * | 2021-11-22 | 2022-03-15 | 南通艾迈特机械有限公司 | Synchronous regulation formula expansion joint |
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