CN216000287U - Flange installation auxiliary device - Google Patents
Flange installation auxiliary device Download PDFInfo
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- CN216000287U CN216000287U CN202122508027.XU CN202122508027U CN216000287U CN 216000287 U CN216000287 U CN 216000287U CN 202122508027 U CN202122508027 U CN 202122508027U CN 216000287 U CN216000287 U CN 216000287U
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- flange
- telescopic pipe
- connecting portion
- adjusting
- flange mounting
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Abstract
The utility model discloses a flange mounting auxiliary device, the complementary unit more than three can support flexible pipe, makes the gravity of flexible pipe act on the welding elbow completely. The distance between the first connecting part and the second connecting part can be changed through the first adjusting part and the second adjusting part, and then the pose of the telescopic pipe is adjusted, namely the gravity center position of the telescopic pipe, the size of the gap between the telescopic pipe and the welding elbow and the size of the gap between the pipeline flange at the upper end of the telescopic pipe and the connecting flange of the air blower are adjusted. When the gravity center position of the telescopic pipe and the support piece of the pipeline are on the same vertical straight line, and the two ends of the telescopic pipe meet the requirement of a welding gap, the telescopic pipe and the welding elbow are welded and fixed, and finally the pipeline flange and the connecting flange are fixed through the bolts, so that the flange installation is completed. At the moment, the acting force between the pipeline flange and the connecting flange is located in the axial direction of the connecting flange, and therefore the influence of the outlet pipeline on the coaxiality of the fan bearing and the motor bearing is reduced.
Description
Technical Field
The utility model relates to a piping erection technical field, in particular to flange mounting auxiliary device.
Background
The blower is the most important power equipment in the blast furnace, and the blower plays the roles of supplying oxygen to the blast furnace, maintaining top pressure, overcoming resistance loss and the like. Compared with the conventional air compressor, the blast furnace blower has the characteristics of large air quantity, high air pressure and the like.
Poor centering of fan bearing and motor bearing can cause the big, the noise of unit vibration is big, operation unstability scheduling problem, has also additionally increased the load of bearing simultaneously, takes place bearing trouble easily. The blower is unstable in operation, which not only affects the safety of blast furnace production, but also affects the service life of the furnace hearth. And the outlet pipeline of air-blower links to each other through the flange of pipeline and air-blower, and when pipeline flange and flange were connected improperly, the effort that the outlet pipeline produced the air-blower also can cause the bearing skew. The existing installation method has great limitation, and the influence of acting force generated by an outlet pipeline on the coaxiality of a fan bearing and a motor bearing is difficult to eliminate.
Therefore, how to reduce the influence of the acting force of the outlet pipeline on the coaxiality of the fan bearing and the motor bearing is a technical problem which needs to be solved urgently by a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flange mounting auxiliary device, it supports flexible pipe through the complementary unit more than three, adjusts flexible pipe's position appearance through first regulating part and second regulating part cooperation simultaneously, and then makes pipeline flange and flange adjust well, reduces the effort of export pipeline to air-blower flange.
In order to achieve the above object, the utility model provides a flange mounting auxiliary device, including at least three complementary unit, complementary unit is including the first connecting portion that are used for connecting the flexible pipe respectively and the second connecting portion that are used for connecting the welding elbow, complementary unit still include with first regulating part that first connecting portion link to each other and with first regulating part cooperation is in order to adjust first connecting portion with the second regulating part of distance between the second connecting portion.
Preferably, the first adjusting part is an adjusting screw rod, and the second adjusting part is an adjusting nut which is matched with the adjusting screw rod and abuts against the second connecting part.
Preferably, the first connecting portion comprises an i-shaped steel, and the upper end of the adjusting screw is connected with the i-shaped steel.
Preferably, the telescopic pipe further comprises a first annular connecting piece used for being fixed on the periphery of the telescopic pipe, and the I-shaped steel of all the auxiliary mechanisms are uniformly distributed along the circumferential direction of the first annular connecting piece.
Preferably, the welding elbow further comprises a second annular connecting piece fixed on the periphery of the welding elbow, and the second connecting parts of all the auxiliary mechanisms are uniformly distributed in the circumferential direction of the second annular connecting piece.
Preferably, the second connecting portion are mounting brackets, each mounting bracket comprises a vertical support plate in the axial direction of the adjusting screw, each support plate is provided with a through hole penetrating along the thickness direction, the lower portion of the adjusting screw penetrates through the through hole, and the adjusting nut is located above the support plate and abuts against the support plate.
Preferably, the mounting bracket further comprises supporting feet located below the supporting plate.
Preferably, the number of the auxiliary mechanisms is 4, and the 4 auxiliary mechanisms are uniformly distributed along the circumferential direction of the end parts of the telescopic pipe and the welding elbow.
The utility model provides a flange mounting auxiliary device, including at least three complementary unit, complementary unit is including the first connecting portion that are used for connecting flexible pipe respectively and the second connecting portion that are used for connecting the welding elbow, and complementary unit still includes the first regulating part that links to each other with first connecting portion and cooperates the second regulating part in order to adjust the distance between first connecting portion and the second connecting portion with first regulating part.
In the flange installation auxiliary device, more than three auxiliary mechanisms can support the telescopic pipe, so that the gravity of the telescopic pipe completely acts on the welding elbow. The distance between the first connecting part and the second connecting part can be changed through the first adjusting part and the second adjusting part, and then the pose of the telescopic pipe is adjusted, namely the gravity center position of the telescopic pipe, the size of the gap between the telescopic pipe and the welding elbow and the size of the gap between the pipeline flange at the upper end of the telescopic pipe and the connecting flange of the air blower are adjusted. When the gravity center position of the telescopic pipe and the support piece of the pipeline are on the same vertical straight line, and the two ends of the telescopic pipe meet the requirement of a welding gap, the telescopic pipe and the welding elbow are welded and fixed, and finally the pipeline flange and the connecting flange are fixed through the bolts, so that the flange installation is completed. At the moment, the acting force between the pipeline flange and the connecting flange is located in the axial direction of the connecting flange, and therefore the influence of the outlet pipeline on the coaxiality of the fan bearing and the motor bearing is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an auxiliary mechanism in the flange mounting auxiliary device provided by the present invention;
FIG. 2 is a schematic view in the Y-Y direction of FIG. 1;
fig. 3 is a schematic view of the flange mounting auxiliary device provided by the present invention in the mounting process.
Wherein the reference numerals in fig. 1 to 3 are:
i-steel 1, adjusting screw 2, mounting bracket 3, adjusting nut 4, telescopic pipe 5, welding elbow 6, flange 7, support plate 31, via hole 32, supporting legs 33.
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.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of an auxiliary mechanism in a flange mounting auxiliary device according to the present invention;
FIG. 2 is a schematic view in the Y-Y direction of FIG. 1;
fig. 3 is a schematic view of the flange mounting auxiliary device provided by the present invention in the mounting process.
The utility model provides a flange mounting auxiliary device, including at least three complementary unit. As shown in fig. 3, a pipeline flange is arranged at the upper end of the extension tube 5, and a welding elbow 6 and the lower end of the extension tube 5 need to be welded and fixed in the installation process, and the pipeline flange is connected with a connecting flange 7 of the blower through a bolt. The telescopic tube 5 and the welded elbow 6 are connected to form an outlet pipeline of the blower. All the auxiliary mechanisms are arranged between the telescopic pipe 5 and the welding elbow 6 and are uniformly distributed along the circumference of the telescopic pipe 5 along all the auxiliary mechanisms. The auxiliary mechanism comprises a first connecting part, a second connecting part, a first adjusting piece and a second adjusting piece. Wherein, the first connecting part and the second connecting part are respectively connected with the telescopic pipe 5 and the welding elbow 6, and the first adjusting part is connected with the first connecting part. First regulating part and second regulating part mutually support, and then adjust the distance between first connecting portion and the second connecting portion. The first and second adjusting members can be referred to the prior art.
As shown in fig. 3, the lower part of the welding elbow 6 is supported by a spring support, the upper end of the jackscrew of the spring support supports the welding elbow 6, the lower end of the jackscrew is connected with a spring clamping piece, and the spring support is also provided with a limit tooth matched with the spring clamping piece. When the spring clamping piece and the limiting teeth on the two sides have gaps, the gravity of the telescopic pipe 5 and the welding elbow 6 mainly acts on the spring support. Therefore, the radial force applied to the connecting flange 7 by the outlet pipeline formed by the telescopic pipe 5 and the welding elbow 6 is small, namely the influence of the acting force of the outlet pipeline on the coaxiality of the fan bearing and the motor bearing is small. In order to ensure that the gravity of the extension tube 5 and the welding elbow 6 mainly acts on the spring support, the pose of the extension tube 5 needs to be continuously adjusted. The pose of the telescopic tube 5 includes the angle and height of the telescopic tube 5, i.e., the center position of the telescopic tube 5 and the distance between the telescopic tube 5 and the welding elbow 6. The plurality of auxiliary mechanisms support the telescopic tube 5, and simultaneously adjust the distance between the first connecting part and the second connecting part in the auxiliary mechanisms, thereby adjusting the pose of the telescopic tube 5. When the pose of the telescopic pipe 5 meets the requirement, welding is carried out again, and the influence of external force on the coaxiality of the outlet pipeline on the bearing can be reduced. In fig. 3, the number of the auxiliary mechanisms is 4, the 4 auxiliary mechanisms are uniformly distributed along the circumference of the telescopic tube 5, and the number of the auxiliary mechanisms can be set by a user according to needs, which is not limited herein, but the number of the auxiliary mechanisms should not be less than 3. The structure of the spring support can refer to the prior art, and is not described in detail herein.
Optionally, the first adjusting member is an adjusting screw 2, and the second adjusting member is an adjusting nut 4. As shown in fig. 1, the upper end of the adjusting screw 2 is fixed to the first connecting portion, the second connecting portion has a through hole 32 penetrating in the vertical direction, and the lower end of the adjusting screw 2 passes through the through hole 32. Adjusting nut 4 and adjusting screw 2 screw-thread fit, adjusting nut 4 second connecting portion offset simultaneously. The adjusting nut 4 and the second connecting portion cooperate to support the adjusting screw 2 and the first connecting portion. Rotating the adjusting nut 4 can change the position of the adjusting nut 4 on the adjusting screw 2, thereby adjusting the distance between the first connecting portion and the second connecting portion. Of course, the user may adopt other configurations of the first adjusting member and the second adjusting member as needed, which is not limited herein.
Optionally, the first connecting portion includes an i-beam 1, and a web of the i-beam 1 is disposed in a vertical direction. Meanwhile, one side of the I-shaped steel 1 can be fixedly connected with the telescopic pipe 5 in a welding mode and the like. The upper end of the adjusting screw rod 2 is welded and fixed with the wing plate of the I-shaped steel 1. The user may use a square steel pipe or the like as the first connection portion, which is not limited herein.
Optionally, the second connecting portion is a mounting frame 3. As shown in fig. 1 and 2, the mounting bracket 3 includes a support plate 31 disposed in a horizontal direction, the support plate 31 has a through hole 32 formed at a center thereof in a thickness direction, and a lower portion of the adjusting screw 2 is inserted through the through hole 32. The adjusting nut 4 is located above the supporting plate 31, and the diameter of the through hole 32 is smaller than the outer diameter of the adjusting nut 4, so that the supporting plate 31 can support the adjusting nut 4, and meanwhile, the supporting plate 31 is connected with the welding elbow 6 to transfer the gravity borne by the adjusting nut 4 to the welding elbow 6.
Optionally, the mounting frame 3 further comprises supporting feet 33 located below the supporting plate 31. As shown in fig. 2, the supporting legs 33 are two steel plates arranged along the vertical direction, one side of each steel plate is welded and fixed with the supporting plate 31, and the other side of each steel plate is connected with the welding elbow 6.
Optionally, the flange installation auxiliary device may further include a first annular connecting member, and the first annular connecting member may be sleeved on the outer periphery of the telescopic tube 5 and fixedly connected to the telescopic tube 5. The I-steel 1 of all the auxiliary mechanisms are uniformly distributed along the circumferential direction of the first annular connecting piece.
The flange mounting auxiliary device can also comprise a second annular connecting piece, and the second annular connecting piece can be sleeved on the periphery of the welding elbow 6 and is fixedly connected with the welding elbow 6. The second connecting parts of all the auxiliary mechanisms are uniformly distributed in the circumferential direction of the second annular connecting piece. Before installation, the first connecting part and the first annular connecting part can be welded and fixed, and the second connecting part and the second annular connecting part can be welded and fixed. During installation, the first annular connecting piece and the second annular connecting piece are respectively aligned and connected with the telescopic pipe 5 and the welding elbow 6, so that the construction period can be effectively shortened, and the construction efficiency is improved.
In this embodiment, the flange mounting auxiliary device includes a plurality of auxiliary mechanisms, and the auxiliary mechanisms are disposed between the telescopic tube 5 and the welding elbow 6 and distributed along the circumferential direction of the telescopic tube and the welding elbow. All the auxiliary mechanisms support the telescopic pipe 5, and simultaneously, the pose of the telescopic pipe 5 can be adjusted through the matching of the adjusting screw rod 2 and the adjusting nut 4. After adjustment, the gravity center of the telescopic pipe 5 is located on the axis of the jackscrew of the spring support, the distance between the lower end of the telescopic pipe 5 and the welding elbow 6 and the distance between the pipeline flange and the connecting flange 7 meet the connection requirements, at the moment, the telescopic pipe 5 and the welding elbow 6 are welded and fixed, the pipeline flange and the connecting flange 7 are fixed through bolts, and the installation of the flanges is completed. The flange installation auxiliary device can simplify the adjusting process of the pose of the telescopic pipe 5, improve the adjusting effect, enable the acting force between the pipeline flange and the connecting flange 7 to be distributed along the vertical direction, reduce the radial force applied to the connecting flange 7 and further reduce the influence on the coaxiality of a fan bearing and a motor bearing.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
It is right above the utility model provides a flange mounting auxiliary device has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. The utility model provides a flange mounting auxiliary device, its characterized in that includes at least three complementary unit, complementary unit is including the first connecting portion that is used for connecting flexible pipe (5) respectively and the second connecting portion that is used for connecting welding elbow (6), complementary unit still include with first regulating part that first connecting portion link to each other and with first regulating part cooperation is in order to adjust first connecting portion with the second regulating part of distance between the second connecting portion.
2. A flange mounting aid according to claim 1, characterised in that the first adjusting member is an adjusting screw (2) and the second adjusting member is an adjusting nut (4) cooperating with the adjusting screw (2) and abutting the second connecting portion.
3. A flange mounting aid according to claim 2 wherein the first connection comprises an i-section (1) and the upper end of the adjusting screw (2) is connected to the i-section (1).
4. A flange mounting auxiliary device according to claim 3, further comprising a first annular connecting member for fixing on the outer periphery of the telescopic tube (5), wherein the i-beams (1) of all the auxiliary mechanisms are uniformly distributed along the circumferential direction of the first annular connecting member.
5. A flange mounting aid according to claim 4 further comprising a second annular connector for securing to the outer periphery of a weld bend (6), the second connections of all of the assist mechanisms being evenly distributed about the second annular connector.
6. A flange mounting aid according to any one of claims 2-5 wherein the second attachment portion is a mounting bracket (3), the mounting bracket (3) including a support plate (31) oriented perpendicular to the axial direction of the adjusting screw (2), the support plate (31) having a through hole (32) extending therethrough in the thickness direction, the lower portion of the adjusting screw (2) passing through the through hole (32), and the adjusting nut (4) being located above the support plate (31) and abutting against the support plate (31).
7. The flange mounting aid according to claim 6, characterized in that the mounting frame (3) further comprises support feet (33) below the support plate (31).
8. A flange mounting aid according to claim 6 wherein there are 4 said aid means and 4 said aid means are evenly distributed along the circumference of the telescoping tube (5) and the end of the welding bend (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122508027.XU CN216000287U (en) | 2021-10-18 | 2021-10-18 | Flange installation auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122508027.XU CN216000287U (en) | 2021-10-18 | 2021-10-18 | Flange installation auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216000287U true CN216000287U (en) | 2022-03-11 |
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ID=80522465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122508027.XU Active CN216000287U (en) | 2021-10-18 | 2021-10-18 | Flange installation auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216000287U (en) |
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2021
- 2021-10-18 CN CN202122508027.XU patent/CN216000287U/en active Active
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