CN106836471B - Reinforced mounting tube - Google Patents
Reinforced mounting tube Download PDFInfo
- Publication number
- CN106836471B CN106836471B CN201710214604.XA CN201710214604A CN106836471B CN 106836471 B CN106836471 B CN 106836471B CN 201710214604 A CN201710214604 A CN 201710214604A CN 106836471 B CN106836471 B CN 106836471B
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- Prior art keywords
- pipe body
- positioning
- pipe
- stiffening plate
- reinforced mounting
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- 238000004891 communication Methods 0.000 claims description 13
- 238000005260 corrosion Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000002023 wood Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011513 prestressed concrete Substances 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention provides a reinforced mounting tube, and relates to the field of civil construction. The reinforced mounting pipe comprises a hollow pipe body, wherein at least three positioning holes are formed in the surface of the pipe body, at least one stiffening plate is fixedly connected in the pipe body, and each positioning hole corresponds to one stiffening plate. The reinforced mounting tube realizes the economical durability of the whole truss structure, the local stability is improved, the stress of the welding line is not overlarge due to local instability, and meanwhile, the stiffening plate is arranged in the mounting tube, so that the attractiveness of the whole truss structure is improved.
Description
Technical Field
The invention relates to the field of civil construction, in particular to a reinforced mounting tube.
Background
The pipe gallery bridge is used for carrying gas, sewage, water supply, electric power, communication and other facilities to cross the valley river, and the bridge is required to be provided with channels for installation, maintenance, visit and the like, and is also used for bearing dynamic loads of vehicles, crowds and the like, so that the pipe gallery bridge is a key project of life lines. The truss is a plane or space structure which is composed of straight rods and is generally provided with triangular units, and truss rod members are mainly subjected to axial tension or compression, so that the strength of materials can be fully utilized, the materials can be saved compared with the solid web beams when the span is large, the dead weight is reduced, and the rigidity is increased. The truss has the advantages that the rod piece mainly bears tension or compression force, the material effect can be fully exerted, the material is saved, and the structural weight is reduced. Commonly used are steel trusses, reinforced concrete trusses, prestressed concrete trusses, wood trusses, steel and wood composite trusses, steel and concrete composite trusses.
The stiffening measures of the cold-formed thin-wall pipe (namely the reinforcing installation pipe) in the prior art are two, one is to set up the sealing plate at the plate end as stiffening, and the other is to set up the mode of the outside stiffening plate at the outer wall of the pipe, the relative deformation of the pipe wall is restrained through four-edge continuous stiffening, and the purpose of stiffening is achieved. However, when the plate end is provided with a sealing plate as a stiffening condition, and the plate end is connected with a longitudinal and transverse rod member bearing bending moment, the stiffening position is often not corresponding to the application position of force, so that the transmission line is uncomfortable, and the structure is uneconomical; when the external stiffening is arranged, the tensile stress of the welding seam generated by the deformation of the pipe wall is less favorable for the stress of the diagonal welding seam, and the structural attractiveness is also influenced.
Disclosure of Invention
The object of the present invention is to provide a reinforced mounting tube which aims to ameliorate the above problems.
The invention provides a technical scheme that:
the embodiment of the invention provides a reinforced mounting pipe, which comprises a hollow pipe body, wherein at least three positioning holes are formed in the surface of the pipe body, at least one stiffening plate is fixedly connected in the pipe body, and each positioning hole corresponds to one stiffening plate.
Further, a cover plate is arranged outside each positioning hole in a covering mode.
Further, the outer walls of the cover plate and the pipe body are coated with anti-corrosion layers.
Further, the cross section of the pipe body is rectangular, one stiffening plate is arranged in the pipe body, four positioning holes are formed in the surface of the pipe body, one positioning hole is formed in each side face of the pipe body, and the position of each positioning hole corresponds to the position of the stiffening plate.
Further, the cross section of the pipe body is rectangular, three stiffening plates are arranged in the pipe body, twelve positioning holes are formed in the surface of the pipe body, three positioning holes are formed in each side face of the pipe body, and each four positioning holes located on four side faces of the pipe body correspond to one stiffening plate in position.
Further, the stiffening plate is interference fit with the pipe body and welded.
Further, the reinforced mounting tube further comprises positioning strips, the number of the positioning strips is equal to that of the positioning holes, each positioning strip is inserted into one positioning hole, the positioning strips are fixedly connected with the tube body, and each positioning strip is attached to one stiffening plate.
Further, the cross section of the pipe body is rectangular, four positioning holes and four positioning strips are formed in the surface of the pipe body, one positioning hole is formed in each side face of the pipe body, and each positioning strip is inserted into one positioning hole.
Further, be provided with control circuit board and button cell in the body, button cell with control circuit board electricity is connected, control circuit board has arranged controller and wireless communication module, the inner wall of body is provided with pressure sensor, the controller respectively with pressure sensor wireless communication module electricity is connected, pressure sensor is used for gathering the pressure parameter that the body bore, the controller is used for judging whether pressure parameter is greater than prestored safe pressure parameter, if yes, then sends safe prompt message to a handheld terminal through wireless communication module.
The reinforced mounting tube provided by the invention has the beneficial effects that: the operation personnel can penetrate the locating strip in the locating hole and fix, when the operation personnel is blocked into the stiffening plate from one end of the pipe body, can push the stiffening plate to the locating strip department and laminate with the locating strip, thereby realize the location to the stiffening plate, make the position of stiffening plate correspond with the application position of power, finally through the pipe wall welding shaping of three locating holes with a stiffening plate and pipe body, provide the support of power to the pipe body through the stiffening plate in the application position of power, this strengthen mounting tube has realized making whole truss structure economy and durability, local stability can be improved, can not make the welding seam stress too big because of local unstability, simultaneously the stiffening plate is arranged in the mounting tube, improved whole truss structure's aesthetic property.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, 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 invention 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 view of a first embodiment (excluding a cover plate) of a reinforced mounting tube according to an embodiment of the present invention;
FIG. 2 is a schematic view showing the structure of a reinforced mounting tube (excluding the positioning strips) according to a second embodiment of the present invention;
FIG. 3 is a schematic view of a third embodiment of a reinforced mounting tube (excluding the locating strips) according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a reinforced mounting tube provided by an embodiment of the present invention;
fig. 5 is a block diagram of a circuit connection of a reinforced mounting tube according to an embodiment of the present invention.
Icon: 101-a tube body; 102-positioning holes; 103-positioning strips; 104-stiffening plates; 105-cover plate; 106-positioning lines; 107-a controller; 108-a wireless communication module; 109-button cell; 110-pressure sensor.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention 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 invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
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 invention, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the inventive product is used, or those conventionally understood by those skilled in the art, merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to 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 invention will be understood in specific cases by those of ordinary skill in the art.
The pipe gallery bridge is used for carrying gas, sewage, water supply, electric power, communication and other facilities to cross the valley river, and the bridge is required to be provided with channels for installation, maintenance, visit and the like, and is also used for bearing dynamic loads of vehicles, crowds and the like, so that the pipe gallery bridge is a key project of life lines. The truss is a plane or space structure which is composed of straight rods and is generally provided with triangular units, and truss rod members are mainly subjected to axial tension or compression, so that the strength of materials can be fully utilized, the materials can be saved compared with the solid web beams when the span is large, the dead weight is reduced, and the rigidity is increased. The truss has the advantages that the rod piece mainly bears tension or compression force, the material effect can be fully exerted, the material is saved, and the structural weight is reduced. Commonly used are steel trusses, reinforced concrete trusses, prestressed concrete trusses, wood trusses, steel and wood composite trusses, steel and concrete composite trusses.
The stiffening measures of the cold-formed thin-wall pipe (namely the reinforcing installation pipe) in the prior art are two, one is to set up the sealing plate at the plate end as stiffening, and the other is to set up the mode of the outside stiffening plate at the outer wall of the pipe, the relative deformation of the pipe wall is restrained through four-edge continuous stiffening, and the purpose of stiffening is achieved. However, when the plate end is provided with a sealing plate as a stiffening condition, and the plate end is connected with a longitudinal and transverse rod member bearing bending moment, the stiffening position is often not corresponding to the application position of force, so that the transmission line is uncomfortable, and the structure is uneconomical; when the external stiffening is arranged, the tensile stress of the welding seam generated by the deformation of the pipe wall is less favorable for the stress of the diagonal welding seam, and the structural attractiveness is also influenced.
In view of the above, the embodiment of the invention provides a reinforced mounting tube, which comprises a hollow tube body, wherein at least three positioning holes are formed in the surface of the tube body, at least one stiffening plate is fixedly connected in the tube body, and each positioning hole corresponds to the position of one stiffening plate. The reinforced mounting tube realizes smooth adaptation of the force transmission line, the structure of the whole truss is economical and durable, the stability is very high, the tensile stress of the welding line caused by deformation of the tube wall is avoided, the stress of the diagonal welding line is caused to be unfavorable, and meanwhile, the attractiveness of the whole truss structure is improved.
The invention will now be illustrated by means of specific examples.
First embodiment
Referring to fig. 1, an embodiment of the present invention provides a reinforced mounting tube for mounting a truss. The reinforced mounting tube comprises a hollow tube body 101, stiffening plates 104 and positioning strips 103. The stiffening plate 104 is located in the hollow pipe body 101, and the stiffening plate 104 is welded with the inner wall of the pipe body 101, and the stiffening plate 104 can provide force support for the pipe body 101 at the force application position, so that stability and compression resistance of the truss constructed by reinforcing the installation pipe are enhanced.
The cross section of the pipe body 101 is rectangular, at least three positioning holes 102 are formed in the surface of the pipe body 101, and the position of each positioning hole 102 corresponds to the position of the stiffening plate 104. In this embodiment, the positioning holes 102 may be arranged by marking at least one positioning line 106 along the periphery of the outer tube wall of the tube body 101, and forming the positioning hole 102 at each positioning line 106. In this embodiment, as shown in fig. 2, a positioning line 106 is marked along the periphery of the outer tube wall of the tube body 101, four positioning holes 102 are arranged at equal intervals along the positioning line 106, three positioning holes 102 are arranged on each side surface of the tube body 101, and each positioning hole 102 can be inserted with one positioning strip 103, so that four positioning strips 103 can be inserted into the four positioning holes 102 in total in four different directions, and the stiffening plate 104 can be well fixed. The number of the positioning holes 102 provided in the present embodiment is not limited to four, but may be three or five, and is not limited thereto, and of course, four is a preferred choice.
At least one stiffening plate 104 is fixedly connected in the pipe body 101, and each positioning hole 102 corresponds to a position of one stiffening plate 104, in this embodiment, the number of stiffening plates 104 is one, however, the number of stiffening plates 104 may be two, three, etc., which is not limited herein, and specific number of operators can be determined according to the position where stiffening is required to be found according to the actual stress condition of the reinforced mounting pipe.
As shown in fig. 3, as a second embodiment, in this embodiment, three stiffening plates 104 may be further disposed in the pipe body 101, and the three stiffening plates 104 are welded to the inner side wall of the pipe body 101, where the three stiffening plates 104 are located, specifically according to analysis of the application position of truss force by an operator. Twelve positioning holes 102 are formed in the surface of the pipe body 101, three positioning holes 102 are formed in each side face of the pipe body 101, and each four positioning holes 102 located on the four side faces of the pipe body 101 correspond to one stiffening plate 104 in position.
As shown in fig. 4, as a third embodiment, each cover plate 105 is covered outside three positioning holes 102, in this example, the cover plates 105 are steel plates, the cover plates 105 are welded to the outer wall of the pipe body 101, and the positioning holes 102 are sealed with the cover plates 105 to prevent rainwater or moist air from being carried out in the pipe body 101, so that corrosion is caused to the pipe body 101. In addition, the cover plate 105 and the outer wall of the pipe body 101 are coated with an anti-corrosion layer, so that the pipe body 101 is prevented from being corroded by moist air or rainwater and mist in the environment.
Preferably, the stiffener 104 is interference fit with the tube 101 and welded. In this embodiment, the width of the stiffening plate 104 may be greater than the pipe diameter of the pipe body 101, the width of the stiffening plate 104 is greater than the pipe diameter of the pipe body 101 by 1mm, when the interference fit is performed, the pipe body 101 is heated at high temperature, when the pipe body 101 is in a high temperature state, at least one stiffening plate 104 is clamped in from one end of the pipe body 101, and the stiffening plate 104 is attached to the positioning strip 103. When the pipe body 101 is in a high temperature state, according to the principle of thermal expansion and cold contraction, the pipe diameter of the pipe body 101 in the high temperature state is larger than that of the pipe body 101 in a normal state, the stiffening plate 104 can be clamped into the pipe body 101 and is attached to the positioning strip 103, after the pipe body 101 is cooled, the pipe diameter of the pipe body 101 is restored to the normal state, and the stiffening plate 104 can be well fixed in the pipe body 101 and is not easy to fall off.
A control circuit board and a button cell 109 are arranged in the pipe body 101, the button cell 109 is electrically connected with the control circuit board, and the control circuit board is provided with a controller 107 and a wireless communication module 108. As shown in fig. 5, a pressure sensor 110 is disposed on the inner wall of the pipe body 101, the controller 107 is electrically connected with the pressure sensor 110 and the wireless communication module 108, the pressure sensor 111 is used for collecting pressure parameters borne by the pipe body 101, the controller 107 is used for judging whether the pressure parameters are greater than pre-stored safety pressure parameters, and if yes, the controller 107 sends safety prompt information to a handheld terminal through the wireless communication module 108. The setting can realize like this that when the pressure that body 101 bore is too high, the handheld terminal of staff can receive safety prompt message to consolidate whole truss after receiving safety prompt message, thereby reduced the potential safety hazard.
The manufacturing process flow of the reinforced mounting tube provided by the embodiment of the invention comprises the following steps:
step S101: at least one alignment line 106 is marked along the circumference of the outer wall of a tubular body 101.
Step S102: at least three positioning holes 102 are provided at each positioning line 106 of the pipe body 101.
Step S103: a positioning strip 103 is inserted into each positioning hole 102, and the positioning strips 103 are fixed with the pipe wall of the pipe body 101.
Step S104: at least one stiffening plate 104 is clamped in from one end of the pipe body 101, and the stiffening plate 104 is attached to the positioning strip 103.
Step S105: and welding one stiffening plate 104 with the pipe wall of the pipe body 101 through one positioning hole 102.
Step S106: each of the positioning strips 103 is fused or pulled away from the wall of the pipe body 101.
Step S107: the weld puddle around each of the positioning holes 102 is polished flat, a cover plate 105 is covered on each of the positioning holes 102, and the cover plate 105 is welded with the outer tube wall of the tube body 101.
Step S108: and an anti-corrosion layer is coated on the outer pipe wall of the pipe body 101 and the surface of the cover plate 105.
In summary, the reinforcing installation pipe operator provided by the embodiment of the invention can penetrate the positioning strip 103 into the positioning hole 102 and fix the positioning strip, when the operator clamps the stiffening plate 104 from one end of the pipe body 101, the stiffening plate 104 can be pushed to the positioning strip 103 and attached to the positioning strip 103, so that the stiffening plate 104 is positioned, the position of the stiffening plate 104 corresponds to the force application position, finally, one stiffening plate 104 and the pipe wall of the pipe body 101 are welded and formed through the three positioning holes 102, and the stiffening plate 104 provides force support for the pipe body 101 at the force application position. The reinforced mounting tube realizes the economical durability of the whole truss structure, the local stability is improved, the stress of the welding line is not overlarge due to local instability, and meanwhile, the stiffening plate is arranged in the mounting tube, so that the attractiveness of the whole truss structure is improved.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The reinforced mounting pipe is characterized by comprising a hollow pipe body, wherein at least three positioning holes are formed in the surface of the pipe body, at least one stiffening plate is fixedly connected in the pipe body, each positioning hole corresponds to one stiffening plate, the reinforced mounting pipe further comprises positioning strips with the same number as the positioning holes, each positioning strip is inserted into one positioning hole, the positioning strips are fixedly connected with the pipe body, and each positioning strip is attached to one stiffening plate.
2. The reinforced mounting tube of claim 1, wherein a cover plate is provided over each of the locating holes.
3. The reinforced mounting tube of claim 2, wherein the cover plate and the outer wall of the tube body are both coated with an anti-corrosion layer.
4. The reinforced mounting pipe of claim 1, wherein the cross section of the pipe body is rectangular, one stiffening plate is arranged in the pipe body, four positioning holes are formed in the surface of the pipe body, one positioning hole is formed in each side face of the pipe body, and the position of each positioning hole corresponds to the position of the stiffening plate.
5. The reinforced mounting pipe of claim 1, wherein the cross section of the pipe body is rectangular, three stiffening plates are arranged in the pipe body, twelve positioning holes are arranged on the surface of the pipe body, three positioning holes are arranged on each side face of the pipe body, and each four positioning holes on four side faces of the pipe body correspond to one stiffening plate.
6. The reinforced mounting tube of claim 1, wherein the stiffening plate is interference fit with the tube body and welded.
7. The reinforced mounting pipe of claim 1, wherein the cross section of the pipe body is rectangular, four of the locating holes and four of the locating strips are provided on the surface of the pipe body, one of the locating holes is provided on each side of the pipe body, and each of the locating strips is inserted into one of the locating holes.
8. The reinforced mounting pipe of claim 1, wherein a control circuit board and a button cell are arranged in the pipe body, the button cell is electrically connected with the control circuit board, a controller and a wireless communication module are arranged on the control circuit board, a pressure sensor is arranged on the inner wall of the pipe body, the controller is respectively electrically connected with the pressure sensor and the wireless communication module, the pressure sensor is used for collecting pressure parameters born by the pipe body, the controller is used for judging whether the pressure parameters are larger than prestored safety pressure parameters, and if yes, safety prompt information is sent to a handheld terminal through the wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710214604.XA CN106836471B (en) | 2017-04-01 | 2017-04-01 | Reinforced mounting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710214604.XA CN106836471B (en) | 2017-04-01 | 2017-04-01 | Reinforced mounting tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106836471A CN106836471A (en) | 2017-06-13 |
| CN106836471B true CN106836471B (en) | 2023-11-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710214604.XA Active CN106836471B (en) | 2017-04-01 | 2017-04-01 | Reinforced mounting tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106836471B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595311A (en) * | 1983-08-15 | 1986-06-17 | Conoco Inc. | Stiffening for tubular joints |
| EP1705769A2 (en) * | 2005-03-21 | 2006-09-27 | Wolfgang Döpfl | Leadthrough arrangement for cables, conduits and the like through walls, manholes and the like |
| CN104234190A (en) * | 2014-09-15 | 2014-12-24 | 浙江精工钢结构集团有限公司 | Designing method for reinforced floor chord member of pipe truss structure |
| CN104682288A (en) * | 2015-01-29 | 2015-06-03 | 成都迅德科技有限公司 | Portable type combined cable bridge |
| CN206844310U (en) * | 2017-04-01 | 2018-01-05 | 核工业西南勘察设计研究院有限公司 | Strengthen installing pipe |
-
2017
- 2017-04-01 CN CN201710214604.XA patent/CN106836471B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595311A (en) * | 1983-08-15 | 1986-06-17 | Conoco Inc. | Stiffening for tubular joints |
| EP1705769A2 (en) * | 2005-03-21 | 2006-09-27 | Wolfgang Döpfl | Leadthrough arrangement for cables, conduits and the like through walls, manholes and the like |
| CN104234190A (en) * | 2014-09-15 | 2014-12-24 | 浙江精工钢结构集团有限公司 | Designing method for reinforced floor chord member of pipe truss structure |
| CN104682288A (en) * | 2015-01-29 | 2015-06-03 | 成都迅德科技有限公司 | Portable type combined cable bridge |
| CN206844310U (en) * | 2017-04-01 | 2018-01-05 | 核工业西南勘察设计研究院有限公司 | Strengthen installing pipe |
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| Publication number | Publication date |
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| CN106836471A (en) | 2017-06-13 |
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