CN215950575U

CN215950575U - Utility tunnel is with high thrust pipeline fixed bolster of back anchor

Info

Publication number: CN215950575U
Application number: CN202122178649.0U
Authority: CN
Inventors: 周东; 蒋雪; 董岁具; 陶元庆
Original assignee: Zhengzhou Yingda Thermal Engineering Design Co ltd
Current assignee: Zhengzhou Yingda Thermal Engineering Design Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-03-04
Anticipated expiration: 2031-09-09

Abstract

The utility model provides a fixing support for anchoring a high-thrust pipeline after a comprehensive pipe gallery is used, and aims to solve the technical problems of insufficient working stability and short service life of the conventional pipe gallery heat distribution pipeline. The heat distribution pipeline clamping device comprises a bottom supporting structure, an inclined strut structure and a clamping and fixing structure, wherein the bottom supporting structure is arranged below a heat distribution pipeline, the clamping and fixing structure is fixed on the bottom supporting structure and is connected with the heat distribution pipeline, one end of the inclined strut structure is fixed on the bottom supporting structure, and the other end of the inclined strut structure is fixedly connected with the clamping and fixing structure. The bottom support structure is arranged to bear the gravity load of the heat distribution pipeline; the clamping and fixing structure is arranged, so that the thrust generated when the thermal pipeline works can be effectively transmitted to the bottom supporting structure; the inclined strut structure is matched with the clamping and fixing structure for use, so that the thrust is more effectively transmitted to the bottom supporting structure, and the position of the stress node is analyzed by using a finite element, so that the device is suitable for different heat distribution pipelines.

Description

Utility tunnel is with high thrust pipeline fixed bolster of back anchor

Technical Field

The utility model relates to the technical field of thermal fixing supports, in particular to a fixing support for a high-thrust pipeline anchored after being used in a comprehensive pipe gallery.

Background

The underground comprehensive pipe gallery is developed faster in Europe, Asia and some countries and regions, and is started later in China. At present, the city is under planning, designing and trial-putting construction, the underground comprehensive pipe gallery is built, the disorderly pipeline crossing on the ground is avoided, meanwhile, underground space is fully utilized, powerful support is provided for building ecological livable cities and smart cities, and the city is bound to become the trend of future city construction development.

At present, the underground comprehensive pipe gallery built in China comprises various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like, and is provided with a special overhaul port, a lifting port and a monitoring system. The integrated planning, the integrated design, the integrated construction and the management of all pipelines in the underground comprehensive pipe gallery are important infrastructures and 'life lines' for guaranteeing the operation of cities.

According to the requirement of high-quality development of cities, the construction of comprehensive pipe galleries is increased day by day, and part of the comprehensive pipe galleries is constructed without embedded parts. The combination has the piping lane project heat supply pipeline to lay the condition, and the anchor fixed bolster behind current situation piping lane (no built-in fitting) heat pipeline setting, especially the engineering that sets up the high thrust fixed bolster can have very big promotion effect to the stability of heating power pipeline work and heating power pipeline's life in the piping lane.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems that the working stability and the service life of the heat distribution pipeline are insufficient due to the fact that a fixing support, particularly a high-thrust fixing support, is lacked in the heat distribution pipeline of the existing pipe gallery, the utility model provides a fixing support for anchoring the high-thrust pipeline after the use of the comprehensive pipe gallery, and firstly, a bottom supporting structure is arranged to support the whole high-thrust pipeline fixing support, bear the gravity load of the heat distribution pipeline, effectively transfer the thrust transferred by the heat distribution pipeline and preliminarily guarantee the working stability of the heat distribution pipeline; secondly, a clamping and fixing structure is arranged to clamp and fix the heat distribution pipeline, so that the thrust generated when the heat distribution pipeline works can be effectively transmitted to a bottom supporting structure, the heat distribution pipeline is guaranteed not to be damaged, the working stability is improved, and the service life is prolonged; finally, the bracing structure is used with the cooperation of centre gripping fixed knot structure, and more effectual gives bottom sprag structure with thrust transfer, further promotes thermal power pipeline job stabilization nature and life, and the bracing structure can support thermal power pipeline's horizontal direction, further strengthens thermal power pipeline job stabilization nature.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a utility tunnel is with big thrust pipeline fixed bolster of back anchor, installs on heating power pipeline, its characterized in that, includes bottom sprag structure, bracing structure and centre gripping fixed knot structure, and bottom sprag structure sets up in heating power pipeline's below, and centre gripping fixed knot constructs to be fixed on bottom sprag structure and centre gripping fixed knot constructs and is connected with heating power pipeline, and the one end of bracing structure is fixed on bottom sprag structure, and the other end and the centre gripping fixed knot of bracing structure construct fixed connection.

Furthermore, the clamping and fixing structure comprises a fixing ring plate and at least two stand columns, the number of the fixing ring plate is the same as that of the stand columns, the stand columns are divided into two groups of stand columns with the same number, the two groups of stand columns are symmetrically arranged on two sides of the heat distribution pipeline, the bottom ends of the stand columns are fixedly connected with the bottom supporting structure, the fixing ring plate is arranged on the side edges of the stand columns, two ends of the fixing ring plate are respectively connected with the two corresponding stand columns on the two sides of the heat distribution pipeline, and the fixing ring plate is nested on the heat distribution pipeline.

Furthermore, a first rib plate is arranged between the bottom end of the stand column and the bottom supporting structure, one end of the first rib plate is fixedly connected with the stand column, and the other end of the first rib plate is fixedly connected with the bottom supporting structure.

Furthermore, a second rib plate is arranged between the fixed ring plate and the thermal pipeline, one end of the second rib plate is fixedly connected with the thermal pipeline, the other end of the second rib plate is fixedly connected with the fixed ring plate, and the top ends of the adjacent stand columns are fixedly connected through a cross beam.

Furthermore, a fixing hole is formed in the center of the fixing ring plate, the heat distribution pipeline is located in the fixing hole, the fixing ring plate is a fan-shaped fixing ring plate, and the degree of the central angle of the fan-shaped fixing ring plate is larger than 180 degrees.

Furthermore, the inclined strut structure comprises an inclined strut and an anchoring piece, one end of the inclined strut is fixedly connected with one side of the top end of the upright column, the other end of the inclined strut is movably connected with the anchoring piece, and the bottom end of the anchoring piece is fixedly connected with the bottom supporting structure.

Furthermore, the included angle between the inclined stay bar and the bottom supporting structure is 45 degrees, the inclined stay bar is hinged with the anchoring piece, and the anchoring piece is fixedly connected with the bottom supporting structure in a bar planting mode.

Furthermore, a supporting block is arranged between the heat distribution pipeline and the bottom supporting structure, the supporting block is positioned between the stand columns, the surface shape of the upper end of the supporting block is matched with the surface shape of the lower end of the heat distribution pipeline, the upper end of the supporting block is fixedly connected with the lower end of the heat distribution pipeline, and the lower end of the supporting block is fixedly connected with the bottom supporting structure.

Further, bottom sprag structure includes piping lane bottom plate and fixing support, and fixing support is fixed to be set up in the upper end of piping lane bottom plate, anchor assembly's bottom and piping lane bottom plate fixed connection, stand, first floor and supporting shoe all with fixing support's upper end fixed connection.

The utility model has the beneficial effects that:

1. the bottom support structure is arranged to support the whole high-thrust pipeline fixing support, bear the gravity load of the thermal pipeline and effectively transfer the thrust transferred by the thermal pipeline, so that the working stability of the thermal pipeline is preliminarily ensured; secondly, a clamping and fixing structure is arranged to clamp and fix the heat distribution pipeline, so that the thrust generated when the heat distribution pipeline works can be effectively transmitted to a bottom supporting structure, the heat distribution pipeline is guaranteed not to be damaged, the working stability is improved, and the service life is prolonged; finally, set up the bracing structure and use with the cooperation of centre gripping fixed knot structure, more effectually transmit thrust for bottom sprag structure, further promote thermal power pipeline job stabilization nature and life, and the bracing structure can support thermal power pipeline's horizontal direction, further strengthen thermal power pipeline job stabilization nature.

2. The large thrust pipeline fixing support can be suitable for thermal pipelines with different structures and loads, and aiming at the structures of different thermal pipelines and the loads of the thermal pipelines, the positions of stress nodes are analyzed by using finite elements before the large thrust pipeline fixing support is used, and targeted adjustment is performed during installation, so that the supporting and fixing effects of the large thrust pipeline fixing support are maximum, and the working stability and the service life of the thermal pipelines are further ensured.

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 following description 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 creative efforts.

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a top view of the structure of the present invention.

Fig. 3 is a schematic structural view of a first rib of the present invention.

Fig. 4 is a schematic structural view of the fixing ring plate of the present invention.

Fig. 5 is a schematic view of the steel bar planting of the anchoring member of the present invention.

Fig. 6 is a schematic view of the connection of the anchor of the present invention to the floor of the tube lane.

In the figure, 1-a heat distribution pipeline, 2-a fixed ring plate, 3-an upright post, 4-a first ribbed plate, 5-a second ribbed plate, 6-a cross beam, 7-a fixed hole, 8-an inclined strut, 9-an anchoring piece, 10-a supporting block, 11-a pipe gallery bottom plate, 12-a fixed support and 13-a reserved steel plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

The utility model provides a utility tunnel is with big thrust pipeline fixed bolster of back anchor, as shown in figure 1, installs on heating power pipeline 1, including bottom sprag structure, bracing structure and centre gripping fixed knot structure, bottom sprag structure sets up in heating power pipeline 1's below, and centre gripping fixed knot constructs to be fixed on bottom sprag structure and centre gripping fixed knot constructs and is connected with heating power pipeline 1, and the one end of bracing structure is fixed on bottom sprag structure, and the other end and the centre gripping fixed knot of bracing structure construct fixed connection. When the heat distribution pipeline 1 works, thrust can be generated on the heat distribution pipeline 1 by pipeline pressure, temperature stress, compensator reverse thrust and the like, gravity load is generated by the gravity of water flow and the self weight of the heat distribution pipeline 1, thrust in the horizontal direction and the vertical direction can be generated on the heat distribution pipeline 1, at the moment, firstly, the thrust in the horizontal direction and the thrust in the vertical direction of the heat distribution pipeline 1 can be transmitted by the clamping and fixing structure, the thrust is transmitted to the bottom supporting structure, and the influence of the thrust on the working stability and the service life of the heat distribution pipeline 1 is preliminarily reduced; secondly, the clamping and fixing structure is matched with the inclined strut structure, and the thrust and the gravity load of the thermal power pipeline 1 in the horizontal direction are transmitted to the bottom supporting structure, so that the influence of the thrust and the gravity load on the working stability and the service life of the thermal power pipeline 1 is further reduced; and finally, the bottom supporting structure receives and transmits the thrust and gravity loads transmitted by the clamping fixing structure and the inclined strut structure, and supports the clamping fixing structure and the inclined strut structure, so that the working stability of the whole high-thrust fixing support is ensured.

It is worth mentioning that, in order to improve the structural stability of the upright column 3, an embedded steel plate is arranged between the upright column 3 and the bottom support mechanism, and the connection between the upright column 3 and the bottom support mechanism is reinforced by the embedded steel plate.

Further, as shown in fig. 1, the clamping fixing structure includes a fixing ring plate 2 and at least two columns 3, the number of the fixing ring plate 2 is the same as that of the columns 3, the columns 3 are divided into two sets of columns 3 with the same number, the two sets of columns 3 are symmetrically arranged on two sides of the heat distribution pipeline 1, the bottom ends of the columns 3 are fixedly connected with the bottom supporting structure, the fixing ring plate 2 is arranged on the side edge of the column 3, two ends of the fixing ring plate 2 are respectively connected with the two columns 3 corresponding to two sides of the heat distribution pipeline 1, and the fixing ring plate 2 is embedded on the heat distribution pipeline 1. When heating power pipeline 1 carries out the during operation, heating power pipeline 1's thrust transmits to stand 3 through solid fixed ring shaped plate 2, because stand 3 symmetry sets up, guarantees the stability of thrust transmission, and stand 3 transmits thrust for bottom sprag structure, guarantees the stability and the life of heating power pipeline 1 during operation.

It should be noted that, as shown in fig. 1 and fig. 2, in this embodiment, the number of the fixing ring plates 2 is the same as that of the columns 3, and is 4, the columns 3 are hollow steel columns with a width of 300mm and a thickness of 15mm, and sealing plates with a thickness of 10mm are disposed at the ends of the columns 3, so as to ensure the structural stability of the columns 3. In other embodiments of the present invention, the data of the column 3 may also be adjusted as needed as long as the object of the present invention is achieved.

It should be noted that, as shown in fig. 1 and fig. 3, in order to ensure the connection stability of the upright 3 and the bottom supporting structure, a first rib plate 4 is arranged between the bottom end of the upright 3 and the bottom supporting structure, one end of the first rib plate 4 is fixedly connected with the upright 3, the other end of the first rib plate 4 is fixedly connected with the bottom supporting structure, the thickness of the first rib plate 4 is selected to be 22mm, the length is selected to be 250mm, and the width is selected to be 200 mm. In other embodiments of the present invention, other structures may be selected as needed instead of the first rib 4 as long as the object of the present invention is achieved.

It should be noted that, as shown in fig. 4, in this embodiment, a fixing hole 7 is formed in the center of the fixing ring plate 2, the heat distribution pipe 1 is located in the fixing hole 7, the fixing ring plate 2 is a sector fixing ring plate, and the central angle of the sector fixing ring plate is greater than 180 degrees, and preferably, the central angle is 210 ° -300 °. The fan-shaped fixed ring plate can ensure that the thrust of the heat distribution pipeline 1 is transmitted uniformly, and the working stability is improved, in the embodiment, according to the height of the bottom supporting structure and the height of the heat distribution pipeline 1, the fixed ring plate 2 is selected not to hoop the heat distribution pipeline 1, and the installation and the use of the fixed ring 2 are convenient, of course, in the embodiment, the outer diameter of the fixed ring plate 2 is selected to be 1300mm, the inner diameter of the fixed ring plate 2 is selected to be 800mm, the thickness of the fixed ring plate 2 is selected to be 22mm, and the degree of the central angle of the fan-shaped fixed ring plate is selected to be 252 degrees.

It is worth mentioning that, in this embodiment, in order to ensure the connection stability of the fixed ring plate 2 and the heat distribution pipeline 1, as shown in fig. 1 and fig. 4, a second rib plate 5 is disposed between the fixed ring plate 2 and the heat distribution pipeline 1, one end of the second rib plate 5 is fixedly connected with the heat distribution pipeline 1, the other end of the second rib plate 5 is fixedly connected with the fixed ring plate 2, and the top ends of the adjacent upright columns 3 are fixedly connected through a cross beam 6. Crossbeam 6 and second floor 5 use of mutually supporting for heat distribution pipeline 1, fixed ring board 2 and stand 3 constitute a whole, validity when the stability thrust transmission of assurance during operation. In this embodiment, the second ribs 5 have the same structure as the first ribs 4, the second ribs 5 are disposed on two sides of the fixed ring plate 2, each side of the fixed ring plate 2 is uniformly provided with 9 blocks, and the two second ribs 5 are spaced by 30 degrees.

Further, as shown in fig. 1, the inclined strut structure includes an inclined strut 8 and an anchoring member 9, one end of the inclined strut 8 is fixedly connected to one side of the top end of the upright 3, the other end of the inclined strut 8 is movably connected to the anchoring member 9, and the bottom end of the anchoring member 9 is fixedly connected to the bottom support structure. The diagonal brace 8, the fixed ring plate 2 and the upright post 3 act together to ensure the effectiveness of the transmission of the thrust in the horizontal direction of the thermal pipeline 1, so that the working stability of the thermal pipeline 1 is improved and the service life of the thermal pipeline 1 is prolonged.

It is worth explaining that, as shown in fig. 1 and fig. 5, the anchoring part 9 is a concrete embedded part, the reserved steel plate 13 is arranged at the bottom end of the anchoring part 9, the reserved steel plate 13 is embedded with the reserved ribs and connected with the bottom supporting mechanism, the anchoring part 9 is connected with the bottom supporting structure through the reserved ribs and the reserved steel plate 13, so that the inclined strut 8 is connected with the bottom supporting structure more stably, the inclined strut 8 is connected with the anchoring part 9 through a hinge, the angle of the inclined strut 8 can be adjusted as required, and the flexibility is high. In this embodiment, the inclined strut 8 and the bottom supporting structure have an included angle of 45 degrees, the reserved steel plate 13 is provided with 9 reserved ribs with the diameter of 14mm, the reserved steel plate 13 is square, the side length is 400mm, the thickness is 16mm, and the reserved ribs are implanted into the bottom supporting structure for 350 mm.

Further, as shown in fig. 1, a supporting block 10 is disposed between the heat distribution pipeline 1 and the bottom supporting structure, the supporting block 10 is located between the columns 3, the shape of the upper end surface of the supporting block 10 matches the shape of the lower end surface of the heat distribution pipeline 1, the upper end of the supporting block 10 is fixedly connected with the lower end of the heat distribution pipeline 1, and the lower end of the supporting block 10 is fixedly connected with the bottom supporting structure. The supporting block 10 further supports the bottom end of the heat distribution pipeline 1, transfers the gravity load of the heat distribution pipeline 1, and improves the working stability.

Further, as shown in fig. 1 and 2, bottom sprag structure includes piping lane bottom plate 11 and fixing support 12, fixing support 12 is fixed to be set up in the upper end of piping lane bottom plate 11, anchor assembly 9's bottom and 11 fixed connection of piping lane bottom plate, first floor 4 and supporting shoe 10 all with fixing support 12's upper end fixed connection, stand 3 is through pre-buried steel sheet and fixing support 12 fixed connection, fixing support 12 is a whole with piping lane bottom plate 11, support whole support bracket, guarantee the stability of support, and as shown in fig. 6, reserve the inside 350mm of muscle implantation piping lane bottom plate 11 of reservation steel sheet 13, further promote structural stability.

It should be noted that, in the present invention, the dimensional data and the positional relationship of each component are not constant, and need to be adjusted according to the size and the position of the thermal pipeline 1 and the gravity load, in the present invention, the Midas software is used for finite element analysis, each component of the high thrust fixed support is simulated by using the beam unit, the thermal pipeline 1 is simulated by using the shell unit, and the self weight of the water in the thermal pipeline 1 is realized by changing the volume weight of the material of the thermal pipeline 1. The heat distribution pipeline 1 is coupled with the fixed support 12 through a common node; at the corresponding beam and column of the thermal pipeline 1, rigid connection is established between the corresponding affected area of the thermal pipeline 1 and the beam and column; establishing a node at the center of a circle at the end part of the heat distribution pipeline 1, wherein the node is coupled with each node at the end part of the heat distribution pipeline 1 through rigid connection; horizontal thrust load transmitted from the thermal power pipeline 1 is simulated by applying horizontal load to the node at the circle center, and then the position of the node needing to be connected is obtained.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a utility tunnel is with big thrust pipeline fixed bolster of back anchor, installs on heating power pipeline (1), its characterized in that, including bottom sprag structure, bracing structure and centre gripping fixed knot structure, bottom sprag structure sets up the below at heating power pipeline (1), centre gripping fixed knot structure is fixed on bottom sprag structure and centre gripping fixed knot constructs and is connected with heating power pipeline (1), the one end of bracing structure is fixed on bottom sprag structure, the other end and the centre gripping fixed knot structure fixed connection of bracing structure.

2. The utility model discloses a utility tunnel is with back anchor high thrust pipeline fixed bolster according to claim 1, characterized in that, centre gripping fixed knot constructs including fixed crown plate (2) and two at least stand (3), the quantity of fixed crown plate (2) is the same with the quantity of stand (3), stand (3) divide into two sets of and two sets of stand (3) symmetry settings that the quantity is the same in both sides of heating power pipeline (1), the bottom and the bottom bearing structure fixed connection of stand (3), fixed crown plate (2) set up on the side of stand (3), the both ends of fixed crown plate (2) are connected with two corresponding stand (3) in both sides of heating power pipeline (1) respectively and fixed crown plate (2) nestification is on heating power pipeline (1).

3. The utility model discloses a utility tunnel is with high thrust pipeline fixed bolster of after anchor according to claim 2, characterized in that, be provided with first floor (4) between the bottom of stand (3) and the bottom sprag structure, the one end and the stand (3) fixed connection of first floor (4), the other end and the bottom sprag structure fixed connection of first floor (4).

4. The utility model discloses a utility tunnel is with back anchor high thrust pipeline fixed bolster of claim 3, characterized in that, be provided with second floor (5) between fixed ring plate (2) and heat pipe (1), the one end and the heat pipe (1) fixed connection of second floor (5), the other end and fixed ring plate (2) fixed connection of second floor (5), pass through crossbeam (6) fixed connection between the top of adjacent stand (3).

5. The utility tunnel high-thrust pipeline fixing bracket for post-anchoring of the utility tunnel according to claim 4, characterized in that the center of the fixing ring plate (2) is provided with a fixing hole (7), the heat distribution pipeline (1) is located in the fixing hole (7), the fixing ring plate (2) is a fan-shaped fixing ring plate, and the degree of the central angle of the fan-shaped fixing ring plate is more than 180 degrees.

6. The utility tunnel post-anchored high thrust pipeline fixing bracket according to any one of claims 2 to 5, characterized in that the diagonal brace structure comprises a diagonal brace (8) and an anchoring piece (9), one end of the diagonal brace (8) is fixedly connected with one side of the top end of the upright (3), the other end of the diagonal brace (8) is movably connected with the anchoring piece (9), and the bottom end of the anchoring piece (9) is fixedly connected with the bottom supporting structure.

7. The utility model discloses a utility tunnel is with back anchor high thrust pipeline fixed bolster of claim 6, characterized in that, the contained angle of diagonal brace (8) and bottom sprag structure is 45 degrees, the connected mode of diagonal brace (8) and anchor assembly (9) is articulated, anchor assembly (9) are through the mode of planting the muscle with bottom sprag structure fixed connection.

8. The utility tunnel is with back anchor high thrust pipeline fixed bolster of claim 7, characterized in that, be provided with supporting shoe (10) between heat pipe (1) and bottom sprag structure, supporting shoe (10) are located between stand (3), the upper end surface shape of supporting shoe (10) and the surface shape of the lower extreme of heat pipe (1) match and the upper end of supporting shoe (10) and the lower extreme of heat pipe (1) are fixed connection, the lower extreme of supporting shoe (10) and bottom sprag structure fixed connection.

9. The utility model discloses a utility tunnel is with back anchor high thrust pipeline fixed bolster of claim 8, characterized in that, the bottom sprag structure includes piping lane bottom plate (11) and fixing support (12), fixing support (12) are fixed to be set up in the upper end of piping lane bottom plate (11), the bottom of anchor part (9) and piping lane bottom plate (11) fixed connection, stand (3), first floor (4) and supporting shoe (10) all with fixing support (12) upper end fixed connection.