CN110440060A - A kind of swing antidetonation support of pipelines - Google Patents
A kind of swing antidetonation support of pipelines Download PDFInfo
- Publication number
- CN110440060A CN110440060A CN201910804700.9A CN201910804700A CN110440060A CN 110440060 A CN110440060 A CN 110440060A CN 201910804700 A CN201910804700 A CN 201910804700A CN 110440060 A CN110440060 A CN 110440060A
- Authority
- CN
- China
- Prior art keywords
- roller
- sunpender
- hangs
- swing
- steel plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 27
- 239000010959 steel Substances 0.000 claims description 27
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000008093 supporting effect Effects 0.000 description 5
- 238000004873 anchoring Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
- F16L3/11—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing and hanging from a pendant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a kind of swing antidetonation support of pipelines, including U-shaped hole slot connector (1), roller reinforce that sunpender (2), rectangular tube hangs (3), U-tube hangs (4), fastening screw (5), fastening nut (6), (7) seven part of anti-slip rubber dottle pin.Strip hole is provided on groove fixedly connected part bottom plate, roller can be made to reinforce sunpender interspersed wherein, make its left and right roll under geological process, it reduces because pipe deforming is destroying caused by bracket and structural body, lower part rectangular tube hangs to hang with U-tube and be connect by fastening screw with fastening nut, can be according to the engineering demand relaxation of selection or constraint axial deformation.The support of pipelines is to be detachably connected, and easy for construction simple, safety coefficient is high, while being not take up the space of pipeline, has outstanding anti seismic efficiency, can be used for the lifting of small-caliber pipeline in pipe gallery or other buildings.
Description
Technical field
The invention belongs to civil engineering, mechanical engineering Aseismic Design field, it is related to being used to inside a kind of underground pipe gallery
Lift the para-seismic support of pipeline.
Background technique
Urban Underground pipe gallery pipe gallery is exactly the comprehensive corridor of underground urban duct.One is built in Urban Underground
A tunnel space, by electric power, communication, the various utilities pipelines such as combustion gas, heat supply, plumbing are integrated in one, and are equipped with special maintenance
Mouthful, hoisting port and monitoring system, implement unified planning, Uniting, unified construction and management, be ensure city operations important
Infrastructure and " lifeline ".The embedding underground of pipe gallery, distributional region is wide, therefore, inevitably passes through differently
The place of matter condition, wherein just including the active area of seismic activity.Under geological process, piping lane body construction can be with soil layer
It shakes under the action of shear force, and then drives the pipeline in corridor that vibration deformation occurs.Since pipeline has certain matter
Amount can generate sufficiently large inertia force under seismic acceleration effect, and then destroy support of pipelines, aggravate piping lane ontology
Destruction and pipeline destruction, seriously jeopardize the people's lives and property, repair work after hindering shake.
Currently, for the bracket of lifting pipeline generally by connector reserved on wall, the later period passes through fastener in piping lane
It secures the stand on wall, while in order to improve the bearing capacity of bracket, also will increase diagonal brace and constitute A-frame, it then will pipe
Road is fixed on bracket, although this fixed form can be improved the bearing capacity of bracket to a certain extent, connection it is inconvenient and
The space for occupying pipeline placement, constrains pipe deforming, and the inertia force that pipeline generates under geological process will all pass through bracket
It is transmitted on piping lane ontology, generates biggish destruction.
Summary of the invention
It is mentioned for the above technical deficiency present invention aims at a kind of novel swing type antidetonation pipeline supporting way is proposed
The ability that corridor gut line resists seismic deformation is risen, reduces pipeline eaerthquake damage, and be not take up Pipe installing space, letter easy for installation
It is single.
The present invention provides a kind of swing antidetonation supports of pipelines of pipe gallery characterized by comprising U-shaped hole slot
Connector (1), roller reinforce sunpender (2), square tube hangs (3), U-tube hangs (4), fastening screw (5), fastening nut (6) and prevent
Sliding rubber spacer (7).Roller is first reinforced the elongate holes of sunpender (2) along U-shaped hole slot connector (1) bottom to pierce out, roller
It reinforces sunpender (2) to place along vertical position, one end that roller reinforces sunpender (2) is roller, and the other end is plate, roller and U-shaped
Hole slot connector (1) is in contact.Fastening screw (5) is anchored in concrete by the circular hole on U-shaped hole slot connector (1) wing plate
On top plate, or in concrete roof corresponding position shift to an earlier date built-in connection, when the later period installs, by fastening screw (5) with it is pre-buried
Part mutually anchors.Roller is reinforced into sunpender (2) and hangs the circular hole on (3) across square tube, with the screw thread on fastening screw (5) and sunpender
It tightens, square tube hangs the steel plate of (3) two sides downward.Anti-slip rubber dottle pin (7) is fixed on U-tube to hang on the inside of (4), by U-tube
It hangs the circular hole that (4) are hung with square tube on the steel plate of (3) two sides to be aligned, according to the position of the size selection circular hole alignment of lifting pipeline
It sets, needs to be fixed with fastening screw (5) according to construction, one group of screw is fixed at same position, U-tube is made to hang (4) with one
Axial displacement is determined, in the fixed multiple groups screw of different location, to constrain the axial displacement that U pipe is hung.It is swing to complete multiple groups antidetonation
After support of pipelines installment work, pipeline is placed on U-tube and is hung on (4), roller reinforcing sunpender (2) initial position is pushed into U-shaped
At the center of hole slot connector (1).
Preferably, the U-shaped hole slot connector (1) is provided with strip hole in the middle part of slot bottom, the strip hole
Edge does smoothing processing, and the width of strip hole is greater than 1~3mm of diameter that roller reinforces sunpender (2) lower pole, is less than top
The diameter of section of roller, it is therefore intended that roller reinforcing sunpender (2) is interspersed wherein, so that it is had certain horizontal direction displacement, resists
Pipeline horizontal distortion under geological process；U-shaped hole slot connector (1) can have enough vertical to roller reinforcing sunpender (2) again simultaneously
Support force meets routine request.
Preferably, 1~2 circular hole is provided in wing plates on two sides at the top of the U-shaped hole slot connector (1), by fastening spiral shell
U-shaped hole slot connector (1) is fastened on piping lane concrete roof by nail (5), provides reliable vertical supporting power, while the side of installation
And convenient disassembly just,.
Preferably, the roller reinforces sunpender (2) upper roller and the lower part body of rod by being welded to connect or uniformly pouring
Type is built up, Joining Technology guarantees that roller and the body of rod there are enough switching performances depending on processing environment.
Preferably, the roller, which reinforces sunpender (2) lower part rod end, will one section of screw thread, can by with related specification
Fastening nut (6) arrange in pairs or groups and use, direction pipe is hung, vertical support force is provided.
Preferably, the square tube, which hangs (3) top plate medium position, is provided with circular hole, has a diameter larger than roller reinforcing and hang
The diameter 1-2mm of bar (2) lower pole, it is therefore intended that roller is reinforced into sunpender (2) and is interted wherein, by fastening nut (6) and sunpender
End thread mechanical snap is lived, and transmits vertical supporting power with this.
Preferably, the square tube hangs (3) two sides steel plate is provided with 1-3 circular hole, aperture in midline along the vertical direction
Quantity, can be U-shaped come up and down adjustment according to the size of practical pipeline when lifting U-tube hangs (4) depending on lateral steel plate height
Pipe hangs the position of (4), convenient, flexible, strong applicability.
Preferably, the square tube hangs (3) two sides steel plate will stay between the circular hole that midline opens up along the vertical direction
There are enough distances, guarantees that square tube hangs (3) two sides steel plate and will not deform with enough vertical supporting power.
It is less than square tube preferably, the U-tube hangs the outer peripheral distance of (4) two sides steel plate and hangs (3) two sides steel plate
The distance that 0~2mm of inward flange distance or U-tube hang (4) two sides steel plate inward flange is greater than square tube and hangs outside the steel plate of (3) two sides
0~2mm of Edge Distance, purpose makes U-tube hang (4) steel plate can hang (3) steel plate cross-coincidence a part with square tube, conveniently pass through
Fastening screw (5) connection.
Preferably, the U-tube hangs (4) two sides steel plate midline is provided with 1-3 circular hole, the number of openings along the vertical direction
Depending on lateral steel plate height, the distance and square tube of aperture hang (3) unanimously, according to Practical Project situation, can be justified by collocation
Hole site carries out up and down adjustment, is attached by fastening screw (5) and fastening nut (6).
Preferably, U-tube hangs (4) and square tube hangs (3) to be detachably connected, facilitate construction worker's installation and maintenance more
It changes.
Preferably, U-tube hangs (4) and square tube hangs (3) and can select the screw number of anchoring according to Practical Project, if thinking
Loosen the displacement along pipeline axial direction, a screw can be anchored at same position circular hole, if thinking the position of constraint column tube road axial direction
It moves, can choose two screws of anchoring.
Preferably, U-tube hangs anti-slip rubber dottle pin (7) fixed on the inside of (4) to increase the friction with pipeline, while to pipe
Play the role of a buffering in road.
The swing support of pipelines of antidetonation of the present invention, suitable conduit diameter are 40~200mm.
Compared with prior art, novel swing type antidetonation support of pipelines of the invention, which has the advantages that, is:
The hole of 1.U shape hole slot connector (1) bottom strip can make roller reinforce the lower pipeline that sunpender is connected to
There can be certain horizontal direction displacement when earthquake occurs, the effect for resisting the cross component force of horizontal seismic force can be played, kept away
Bracket destroys caused by exempting from because of constraint, piping lane destroys etc..
2. square tube hangs (3) and U-tube hang (4) can axially as desired antidetonation demand: when anchoring one at same position
When locating fastening screw (5), U-tube hangs (4) can occur certain rotation around screw axis, can when pipeline is by axially brisance
To generate certain axial deformation, the effect of anti-axially brisance is improved；When anchoring different location screw, axial deformation will be by
Constraint, vertical bearing capacity are enhanced.
3. the connection of seismic support is to be detachably connected, site operation is convenient, and later period repair and replacement are easy, simultaneity
It can stablize, safety coefficient is high, has enough vertical supportings, is not take up the installation space of pipeline.
Detailed description of the invention
To be illustrated more clearly that technical solution of the present invention, below by embodiment describe in required attached drawing be simple Jie
It continues, attached drawing is only the embodiment of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings:
Fig. 1 is a kind of whole main view of the swing support of pipelines system of antidetonation of the present invention.
Fig. 2 is a kind of whole side view of the swing support of pipelines system of antidetonation of the present invention.
Fig. 3 is schematic diagram after a kind of swing support of pipelines system variant of antidetonation of the present invention.
Fig. 4 is that groove fixedly connected part of the present invention and roller reinforce sunpender and cooperate schematic diagram.
Fig. 5 hangs for square tube of the present invention and hangs cooperation schematic diagram with U-tube.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below with reference to examples and drawings, to this
Invention is further elaborated, it should be understood that specific embodiment described herein does not have to only to disclose the present invention
It is of the invention in limiting.
Present invention specifies a kind of swing supports of pipelines of antidetonation, as shown in Figure 1, the bracket includes: U-shaped hole slot connector
(1), roller reinforce sunpender (2), square tube hangs (3), U-tube hangs (4), fastening screw (5), fastening nut (6) and anti-slip rubber
Dottle pin (7).
Roller is first reinforced the elongate holes of sunpender (2) along U-shaped hole slot connector (1) bottom to pierce out, roller reinforcing is hung
Bar (2) is placed along vertical position, and one end that roller reinforces sunpender (2) is roller, and the other end is plate, and roller and U-shaped hole slot connect
Fitting (1) is in contact, as shown in Figure 4.
Fastening screw (5) is anchored on concrete roof by the circular hole on U-shaped hole slot connector (1) wing plate, such as Fig. 1
It is shown, or when concrete roof corresponding position shifts to an earlier date built-in connection, and the later period installs, pass through fastening screw (5) and built-in fitting
Mutually anchor.
Roller is reinforced into sunpender (2) and hangs the circular hole on (3) across square tube, with the screw thread on fastening screw (5) and sunpender
It tightens, square tube hangs the steel plate of (3) two sides downward, as shown in Figure 5.
Anti-slip rubber dottle pin (7) is fixed on U-tube to hang on the inside of (4), U-tube is hung into (4) and square tube hangs (3) two sides steel
Circular hole alignment on plate is needed according to construction with fastening spiral shell according to the position of the size selection circular hole alignment of lifting pipeline
It follows closely (5) to fix, one group of screw is fixed at same position, so that U-tube is hung (4) with certain axial displacement, consolidate in different location
Multiple groups screw is determined, to constrain the axial displacement that U pipe is hung.
After completing the swing support of pipelines installment work of multiple groups antidetonation, pipeline is placed on U-tube and is hung on (4), by roller
It reinforces sunpender (2) initial position to push at the center of U-shaped hole slot connector (1), as shown in Figure 2.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, all should be within protection scope of the present invention.
Claims (10)
1. a kind of swing antidetonation support of pipelines characterized by comprising U-shaped hole slot connector (1), roller reinforce sunpender
(2), square tube hangs (3), U-tube hangs (4), fastening screw (5), fastening nut (6) and anti-slip rubber dottle pin (7)；First by roller
It reinforces the elongate holes of sunpender (2) along U-shaped hole slot connector (1) bottom to pierce out, roller reinforcing sunpender (2) is put along vertical position
It sets, one end that roller reinforces sunpender (2) is roller, and the other end is plate, and roller is in contact with U-shaped hole slot connector (1)；It will be tight
Gu screw (5) is anchored on concrete roof by the circular hole on U-shaped hole slot connector (1) wing plate；Roller is reinforced into sunpender (2)
The circular hole on (3) is hung across square tube, is tightened with fastening screw (5) with the screw thread on sunpender, square tube hangs the steel plate of (3) two sides
Downward；Anti-slip rubber dottle pin (7) is fixed on U-tube to hang on the inside of (4), U-tube is hung into (4) and square tube hangs (3) two sides steel plate
On circular hole alignment, according to lifting pipeline size selection circular hole alignment position, needed to use fastening screw according to construction
(5) fixed, one group of screw is fixed at same position, so that U-tube is hung (4) with certain axial displacement, is fixed in different location
Multiple groups screw, to constrain the axial displacement that U pipe is hung；After completing the swing support of pipelines installment work of multiple groups antidetonation, by pipeline
It is placed on U-tube to hang on (4), roller reinforcing sunpender (2) initial position is pushed at the center of U-shaped hole slot connector (1).
2. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that can also be in concrete roof
Corresponding position shifts to an earlier date built-in connection and is mutually anchored by fastening screw (5) with built-in fitting when the later period installs.
3. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that the U-shaped hole slot connector
(1) strip hole is provided in the middle part of slot bottom, the edge of the strip hole does smoothing processing, and the width of strip hole is greater than
Roller reinforces the 1~3mm of diameter of sunpender (2) lower pole, less than the diameter of section of upper roller, it is therefore intended that hangs roller reinforcing
Bar (2) is interspersed wherein, it is made to have certain horizontal direction displacement.
4. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that the U-shaped hole slot connector
(1) it is provided with 1~2 circular hole in the wing plates on two sides of top, U-shaped hole slot connector (1) is fastened on by piping lane by fastening screw (5) and is mixed
On solidifying soil top plate.
5. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that the roller reinforces sunpender
(2) upper roller and the lower part body of rod pass through welded connecting or unified pouring molding.
6. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that the roller reinforces sunpender
(2) lower part rod end will have one section of screw thread, arranged in pairs or groups and used by the fastening nut (6) with related specification, hung and mention to direction pipe
For vertical support force.
7. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that the square tube hangs (3) top
Plate medium position is provided with circular hole, has a diameter larger than the diameter 1-2mm that roller reinforces sunpender (2) lower pole；
The square tube hangs (3) two sides steel plate and is provided with 1-3 circular hole along the vertical direction in midline, and the number of openings regards lateral steel plate
Depending on height；
The square tube hangs (3) two sides steel plate will there are enough distances between the circular hole that midline opens up along the vertical direction.
8. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that the U-tube hangs (4) two sides
The outer peripheral distance of steel plate is less than that square tube hangs (3) two sides steel plate 0~2mm of inward flange distance or U-tube hangs (4) two sides
The distance of steel plate inward flange is greater than square tube and hangs (3) two sides 0~2mm of steel plate outer edge distance；
The U-tube hangs (4) two sides steel plate midline and is provided with 1-3 circular hole along the vertical direction, and it is high that the number of openings regards lateral steel plate
Depending on degree, it is consistent that the distance and square tube of aperture hang (3).
9. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that U-tube hangs (4) and square tube
Hanging (3) is to be detachably connected.
10. a kind of swing antidetonation support of pipelines according to claim 1, which is characterized in that pipe diameter be 40~
200mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910804700.9A CN110440060A (en) | 2019-08-28 | 2019-08-28 | A kind of swing antidetonation support of pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910804700.9A CN110440060A (en) | 2019-08-28 | 2019-08-28 | A kind of swing antidetonation support of pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110440060A true CN110440060A (en) | 2019-11-12 |
Family
ID=68438117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910804700.9A Pending CN110440060A (en) | 2019-08-28 | 2019-08-28 | A kind of swing antidetonation support of pipelines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110440060A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853361A (en) * | 2020-07-08 | 2020-10-30 | 合肥元康环境科技有限公司 | Pipeline lateral rigid anti-seismic system |
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| CN108019565A (en) * | 2018-01-06 | 2018-05-11 | 北京成威博瑞实验室设备有限公司 | One kind suspention functional column |
| CN207486222U (en) * | 2017-11-03 | 2018-06-12 | 苏州华固建筑配套工程有限公司 | A kind of pipeline elevator of antidetonation |
| CN108180321A (en) * | 2017-11-17 | 2018-06-19 | 江苏壹鼎崮机电科技有限公司 | A kind of novel easy carrying suspension and support |
| CN208331449U (en) * | 2018-06-28 | 2019-01-04 | 安徽亿德顺科技有限公司 | A kind of pipeline lateral flexibility suspension and support |
| CN211371492U (en) * | 2019-08-28 | 2020-08-28 | 北京工业大学 | Formula antidetonation pipeline bracket sways |
-
2019
- 2019-08-28 CN CN201910804700.9A patent/CN110440060A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080135691A1 (en) * | 2006-12-11 | 2008-06-12 | Anvil International, Lp. | Securing system |
| CN104895905A (en) * | 2014-03-04 | 2015-09-09 | 天津智展技拓科技有限公司 | Hook integrating multiple purposes |
| CN207486222U (en) * | 2017-11-03 | 2018-06-12 | 苏州华固建筑配套工程有限公司 | A kind of pipeline elevator of antidetonation |
| CN108180321A (en) * | 2017-11-17 | 2018-06-19 | 江苏壹鼎崮机电科技有限公司 | A kind of novel easy carrying suspension and support |
| CN108019565A (en) * | 2018-01-06 | 2018-05-11 | 北京成威博瑞实验室设备有限公司 | One kind suspention functional column |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111853361A (en) * | 2020-07-08 | 2020-10-30 | 合肥元康环境科技有限公司 | Pipeline lateral rigid anti-seismic system |
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