CN219403963U - Heat exchanger head reinstallation alignment device and assembly - Google Patents
Heat exchanger head reinstallation alignment device and assembly Download PDFInfo
- Publication number
- CN219403963U CN219403963U CN202222556683.1U CN202222556683U CN219403963U CN 219403963 U CN219403963 U CN 219403963U CN 202222556683 U CN202222556683 U CN 202222556683U CN 219403963 U CN219403963 U CN 219403963U
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- flange
- heat exchanger
- bracket plate
- exchanger head
- bracket
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a heat exchanger seal head reinstallation alignment device and a heat exchanger seal head reinstallation alignment assembly, which belong to the technical field of flange installation devices, wherein the heat exchanger seal head reinstallation alignment device comprises a bracket, an abutting part and an adjusting part; the bracket comprises a first bracket plate and a second bracket plate which are vertically connected, wherein a first connecting hole is formed in one end, far away from the second bracket plate, of the first bracket plate, and a second connecting hole is formed in one end, far away from the first bracket plate, of the second bracket plate; one end of the abutting piece is used for being connected with the first connecting hole, and the other end of the abutting piece is used for being connected with any bolt hole of any flange in the two flanges to be aligned; the adjusting member is for connection with the second connection hole and for adjusting a radial position of the other flange of the two flanges to be aligned to radially align the two flanges. The device can realize radial dislocation-free alignment of the two flanges, and ensure that the flange seal is not invalid.
Description
Technical Field
The utility model relates to the technical field of flange installation devices, in particular to a heat exchanger seal head reinstallation alignment device and a heat exchanger seal head reinstallation assembly.
Background
For the heat exchanger seal head and the pipe box with larger weight, when the flange is opposite to the port, the flange is generally in an MFM form or an RF form due to the limitation of the form of the sealing surface of the flange, the radial clearance of the concave-convex surface of the flange is too large, and the two flanges cannot be aligned and attached. The pad is damaged by careless opening during the reloading, or the reloading is completed and the leakage is possible.
In view of this, the present utility model has been made.
Disclosure of Invention
The utility model aims to provide a heat exchanger seal head reinstallation alignment device which can realize radial dislocation-free alignment of two flanges and ensure that flange sealing is not invalid.
The second object of the present utility model is to provide a heat exchanger head resetting and aligning assembly comprising the heat exchanger head resetting and aligning device.
The utility model can be realized as follows:
in a first aspect, the utility model provides a heat exchanger seal head reinstallation alignment device, which comprises a bracket, an abutting piece and an adjusting piece;
the bracket comprises a first bracket plate and a second bracket plate which are vertically connected, wherein a first connecting hole is formed in one end, far away from the second bracket plate, of the first bracket plate, and a second connecting hole is formed in one end, far away from the first bracket plate, of the second bracket plate;
one end of the abutting piece is used for being connected with the first connecting hole, and the other end of the abutting piece is used for being connected with any bolt hole of any flange in the two flanges to be aligned;
the adjusting member is for connection with the second connection hole and for adjusting a radial position of the other flange of the two flanges to be aligned to radially align the two flanges.
In an alternative embodiment, the abutment is a cross pin.
In an alternative embodiment, the cross pin is threadedly coupled to the first coupling aperture.
In an alternative embodiment, the adjusting element is a top spindle.
In an alternative embodiment, the axis of the cross pin is perpendicular to the axis of the adjustment member.
In an alternative embodiment, the bracket further comprises a support for supporting the connection location of the first bracket plate and the second bracket plate.
In an alternative embodiment, the support member is a right angle block, and the support member includes a first right angle surface and a second right angle surface that are perpendicular to each other, and the first right angle surface is connected to the first support plate, and the second right angle surface is connected to the second support plate, and the intersection line of the first right angle surface and the second right angle surface is connected to the junction of the first support plate and the second support plate.
In an alternative embodiment, the end of the second support plate, which is far away from the first support plate, is provided with a connecting portion, and the second connecting hole is formed in the connecting portion.
In a second aspect, the utility model further provides a heat exchanger head resetting and aligning assembly, which comprises a first flange and a second flange to be aligned, and at least one heat exchanger head resetting and aligning device in the embodiment.
In an alternative embodiment, the heat exchanger head return alignment assembly comprises 4 heat exchanger head return alignment devices, the first flange is a head flange or a tube box flange, the second flange is a barrel flange, and the 4 heat exchanger head return alignment devices respectively correspond to 4 azimuth diagonals of the second flange.
The beneficial effects of the utility model include:
according to the utility model, the abutting piece, the adjusting piece, the first support plate and the second support plate which are vertically connected are arranged, one end of the abutting piece is used for being connected with the first connecting hole, and the other end of the abutting piece is used for being connected with any bolt hole of any flange in the two flanges to be aligned; the adjustment member is adapted to be coupled to the second coupling hole and adapted to adjust the radial position of the other flange of the two flanges to be aligned to radially align the two flanges.
Through using this heat exchanger head to adorn alignment device about going up when heat exchanger head flange and barrel flange are about to paste, can be light with two flange sealing surface alignment, make the sealing layer of gasket laminate with the flange sealing surface completely, under the prerequisite that the tightening torque satisfies the requirement, can ensure that the flange seal is inefficacy not.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a heat exchanger head return alignment device according to an embodiment of the present utility model.
Icon: 10-a bracket; 11-a first bracket plate; 12-a first connection hole; 13-a second bracket plate; 131-a second bracket plate body; 1311-a first side; 1313-third side; 132-a connection; 14-a second connection hole; 20-abutting piece; 30-an adjusting member; 40-supporting member; 41-a first right angle surface; 42-second right angle face.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
Furthermore, the terms "horizontal," "vertical," and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1, the present embodiment provides a heat exchanger head return alignment device, which includes a bracket 10, an abutment member 20 and an adjustment member 30.
The bracket 10 comprises a first bracket plate 11 and a second bracket plate 13 which are vertically connected, wherein a first connecting hole 12 is formed in one end, far away from the second bracket plate 13, of the first bracket plate 11, and a second connecting hole 14 is formed in one end, far away from the first bracket plate 11, of the second bracket plate 13.
One end of the abutment 20 is used for being connected with the first connecting hole 12, and the other end is used for being connected with any bolt hole of any flange of the two flanges to be aligned.
The adjustment member 30 is adapted to be coupled to the second coupling hole 14 and to adjust the radial position of the other flange of the two flanges to be aligned so as to radially align the two flanges.
In this embodiment, the first support plate 11 and the second support plate 13 are vertically connected, which means that the plate surface of the first support plate 11 and the plate surface of the second support plate 13 are perpendicular to each other.
The end of the first bracket plate 11 for connection with the second bracket plate 13 is defined below as "first end of the first bracket plate 11", and the end remote from the second bracket plate 13 is defined as "second end of the first bracket plate 11"; similarly, the end of the second bracket plate 13 for connection with the first bracket plate 11 is defined as "first end of the second bracket plate 13", and the end remote from the first bracket plate 11 is defined as "second end of the second bracket plate 13".
That is, the first end of the first bracket plate 11 is connected to the first end of the second bracket plate 13, the second end of the second bracket plate 13 is for connection to the abutment 20, and the second end of the first bracket plate 11 is for connection to the adjustment member 30.
The above-mentioned two flanges to be aligned mainly refer to a heat exchanger head flange (or a pipe box flange) and a barrel flange. The abutting piece 20 is used for abutting the cylinder flange, and the adjusting piece 30 is used for adjusting the heat exchanger head flange (or the pipe box flange).
Alternatively, the abutment 20 may be a cross pin.
The transverse pin cannot be used universally based on the current device, can only be used for flanges with the same aperture, and has no universality. In some preferred embodiments, the cross pin is threadedly coupled to the first coupling hole 12. That is, the outer surface of the cross pin is provided with external threads, the inner wall of the first connecting hole 12 is provided with internal threads, and the external threads of the cross pin are mutually matched with the internal threads of the first connecting hole 12.
Through the above-mentioned threaded connection's mode for the cross pin can be dismantled with first connecting hole 12 and be connected, can realize the cross pin to the change adaptation of different aperture flanges, in order to improve the universality of device.
Alternatively, the adjustment member 30 is a jackscrew. The top screw is screwed with the second connection hole 14.
In the present embodiment, the hole axis of the first connecting hole 12 is perpendicular to the hole axis of the second connecting hole 14, and the axis of the cross pin is perpendicular to the axis of the adjuster 30.
When the heat exchanger is specifically used, when the heat exchanger seal head is hoisted, certain deviation occurs, so that the heat exchanger seal head flange (or the pipe box flange) and the barrel flange are staggered up and down or left and right, and the flange hole of the barrel flange is used as a fulcrum of a transverse pin, so that the transverse pin is inserted into a bolt hole of the barrel flange; the first support plate 11 is close to the back side of the heat exchanger end socket flange (or the pipe box flange) and enables the jackscrew to prop against the radial position of the heat exchanger end socket flange (or the pipe box flange) and have certain pretightening force. And (3) moving the heat exchanger end socket flange (or the pipe box flange) by using a jackscrew in a trace way until the heat exchanger end socket flange and the pipe box flange are aligned.
In an alternative embodiment, the stand 10 further includes a support member 40 for supporting the connection position of the first and second stand plates 11 and 13, thereby performing a support stabilizing function on the first and second stand plates 11 and 13.
By way of reference, the support 40 is a right angle block (e.g., a right angle triangular block), and the support 40 includes a first right angle surface 41 and a second right angle surface 42 perpendicular to each other.
The first right angle surface 41 is connected to the first support plate 11, the second right angle surface 42 is connected to the second support plate 13, and an intersection line of the first right angle surface 41 and the second right angle surface 42 is connected to a connection portion of the first support plate 11 and the second support plate 13.
Specifically, the first right angle surface 41 extends from the first end of the second bracket plate 13 to the second end of the second bracket plate 13, and the second right angle surface 42 extends from the first end of the first bracket plate 11 to the second end of the first bracket plate 11.
Preferably, the end of the second support plate 13 far away from the first support plate 11 has a connecting portion 132, and the second connecting hole 14 is formed in the connecting portion 132.
That is, it can be understood that the second rack plate 13 includes the second rack plate body 131 and the connection portion 132, and the connection portion 132 is connected to an end portion of the second rack plate body 131 remote from the first rack plate 11.
The end portion has a first side 1311, a second side 1312, and a third side 1313, the first side 1311 being connected to the connection portion 132, and the second side (not shown) and the third side 1313 being connected to left and right sides of the first side 1311, respectively.
Preferably, the cross section of the connecting portion 132 is a regular hexagon, and the second connecting hole 14 is disposed at the center of the connecting portion 132.
Through the arrangement of the connecting part 132, the replacement and adjustment of the top screw rod are more convenient.
Example 2
The embodiment also provides a heat exchanger head resetting and aligning assembly, which comprises a first flange (not shown) and a second flange (not shown) to be aligned, and at least 1 heat exchanger head resetting and aligning device in embodiment 1.
The first flange is a seal head flange or a pipe box flange, and the second flange is a cylinder flange.
Optionally, the heat exchanger head retooling alignment assembly may include 1, 2, 3, 4, or more heat exchanger head retooling alignment devices.
That is, the number of the heat exchanger head reinstallation alignment devices can be set to be equal to the number of the flange holes of the barrel flange at most.
In some alternative embodiments, the heat exchanger head return alignment assembly includes 4 heat exchanger head return alignment devices, the 4 heat exchanger head return alignment devices corresponding to 4 azimuth diagonals (the 4 diagonals being in a "cross" distribution) of the second flange, respectively.
In general, when two flanges are installed, the phenomenon of dislocation exists, either up-down dislocation exists, or an opening exists in the axial direction, in order to eliminate the phenomenon, in the heat exchanger seal head reinstallation alignment device provided by the embodiment, a flange hole of a cylinder flange is used as a stress point, a transverse pin is penetrated into the flange hole of the cylinder flange, and according to the dislocation condition of a first flange to be aligned and a second flange, a top screw rod is screwed down if the flange to be aligned is higher than the stress flange, and the flange to be aligned is pressed down until the two flanges (the flange to be aligned and the stress flange) are horizontal; if the calibrated flange is lower, the opposite angle provided with the heat exchanger seal head resetting and aligning device can be reused, and the heat exchanger seal head resetting and aligning device is jacked up from the lower flange to be calibrated until the two flanges (the calibrated flange and the stressed flange) are parallel. For example, if the head flange is biased upward, the lower assembly screw is loosened, the upper assembly screw is preloaded, and vice versa.
If the flanges are staggered left and right, two oppositely arranged heat exchanger seal head resetting and aligning devices can be used in the direction perpendicular to the connecting line of the two flanges, and correction is carried out from four directions until the two flanges are parallel.
Through using an alignment device at each of the 4 azimuth diagonals, the radial dislocation-free alignment of the two flanges can be realized by properly adjusting the top screw according to the radial dislocation distance of the two flanges.
The 4 alignment devices are matched with the steel plate ruler to check whether radial dislocation exists in four directions of the two flanges, and the flanges are fastened according to the required moment under the condition of checking no errors.
The heat exchanger head reinstallation alignment assembly provided by the embodiment can smoothly finish the operation by matching with the lifting of the chain block. The sealing head is easy to operate and align as long as the sealing head is stressed up and down and is in a suspended state.
In summary, according to the present utility model, the abutting piece 20, the adjusting piece 30, and the first support plate 11 and the second support plate 13 that are vertically connected are provided, so that one end of the abutting piece 20 is used to connect with the first connecting hole 12, and the other end is used to connect with any bolt hole of any flange of the two flanges to be aligned; the adjustment member 30 is adapted to be coupled to the second coupling hole 14 and to adjust the radial position of the other flange of the two flanges to be aligned so as to radially align the two flanges.
Through using this heat exchanger head to adorn alignment device about going up when heat exchanger head flange and barrel flange are about to paste, can be light with two flange sealing surface alignment, make the sealing layer of gasket laminate with the flange sealing surface completely, under the prerequisite that the tightening torque satisfies the requirement, can ensure that the flange seal is inefficacy not.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The heat exchanger seal head reinstallation alignment device is characterized by comprising a bracket, an abutting piece and an adjusting piece;
the bracket comprises a first bracket plate and a second bracket plate which are vertically connected, wherein a first connecting hole is formed in one end, far away from the second bracket plate, of the first bracket plate, and a second connecting hole is formed in one end, far away from the first bracket plate, of the second bracket plate;
one end of the abutting piece is used for being connected with the first connecting hole, and the other end of the abutting piece is used for being connected with any bolt hole of any flange in the two flanges to be aligned;
the adjusting piece is used for being connected with the second connecting hole and used for adjusting the radial position of the other flange of the two flanges to be aligned so as to enable the two flanges to be aligned radially.
2. The heat exchanger head retooling alignment device of claim 1, wherein the abutment is a cross pin.
3. The heat exchanger head reinstallation alignment device of claim 2, wherein the cross pin is threaded with the first connection hole.
4. The heat exchanger head reinstallation alignment device of claim 2, wherein the adjustment member is a top lead screw.
5. The heat exchanger head retooling alignment device of claim 4, wherein an axis of the cross pin is perpendicular to an axis of the adjustment member.
6. The heat exchanger head retooling alignment device of claim 1, wherein the bracket further comprises a support for supporting a connection location of the first bracket plate and the second bracket plate.
7. The heat exchanger head reinstallation alignment device of claim 6, wherein the support is a right angle block, the support comprises a first right angle surface and a second right angle surface that are perpendicular to each other, the first right angle surface is connected to the first bracket plate, the second right angle surface is connected to the second bracket plate, and an intersection line of the first right angle surface and the second right angle surface is connected to a junction of the first bracket plate and the second bracket plate.
8. The heat exchanger head reinstallation alignment device of claim 6, wherein one end of the second bracket plate away from the first bracket plate has a connection portion, and the second connection hole is opened at the connection portion.
9. A heat exchanger head retooling alignment assembly comprising a first flange and a second flange to be aligned, and at least one heat exchanger head retooling alignment device of any one of claims 1-8.
10. The heat exchanger head retooling alignment assembly of claim 9, wherein the heat exchanger head retooling alignment assembly comprises 4 heat exchanger head retooling alignment devices, the first flange is a head flange or a tube box flange, the second flange is a barrel flange, and the 4 heat exchanger head retooling alignment devices correspond to 4 azimuth diagonals of the second flange, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222556683.1U CN219403963U (en) | 2022-09-26 | 2022-09-26 | Heat exchanger head reinstallation alignment device and assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222556683.1U CN219403963U (en) | 2022-09-26 | 2022-09-26 | Heat exchanger head reinstallation alignment device and assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219403963U true CN219403963U (en) | 2023-07-25 |
Family
ID=87206680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222556683.1U Active CN219403963U (en) | 2022-09-26 | 2022-09-26 | Heat exchanger head reinstallation alignment device and assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219403963U (en) |
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2022
- 2022-09-26 CN CN202222556683.1U patent/CN219403963U/en active Active
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