CN207923604U - A kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component - Google Patents
A kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component Download PDFInfo
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- CN207923604U CN207923604U CN201820367743.6U CN201820367743U CN207923604U CN 207923604 U CN207923604 U CN 207923604U CN 201820367743 U CN201820367743 U CN 201820367743U CN 207923604 U CN207923604 U CN 207923604U
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- China
- Prior art keywords
- cardan
- channel flow
- buried channel
- concrete component
- pull rod
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- 238000005259 measurement Methods 0.000 title claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 28
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component.The device includes testing stand, it is seated in the lower jaw of testing stand upper surface, the pressing device for fastening concrete component being made of pull rod, nut, pressing plate and cushion block, the flexible force transmission device constituted is sequentially connected by upper cardan, upper pin, flexible chain, lower pin and lower cardan, and is suspended on the upper jaw of loading device output end；The upper end of the upper cardan is combined with upper jaw, and the lower end of lower cardan is connected with conduit bolt；The lower end of the pull rod is T-type structure, and the connection straight slot that the T-type structure of several sections and pull rod matches longitudinally is offered along testing stand upper surface.Using the utility model can science, fatigue behaviour that is accurate, complete, safely detecting pre-buried channel flow in concrete component, effectively assess the fatigue life of pre-buried channel flow, avoid and reduce safety accident.Also has the characteristics that fast assembling-disassembling, easy to use.
Description
Technical field
The utility model is related to pre-buried channel flow detection technique fields, are more specifically related to a kind of for detecting concrete component
The measurement device of interior pre-buried channel flow fatigue behaviour.
Background technology
In railway engineering field, the fatigue behaviour of pre-buried channel flow in concrete is detected generally according to TB/T 3329-2013's
Regulation carries out, but is not described clearly to fatigue measurement device in standard.Fatigue behaviour survey is carried out to pre-buried channel flow
Fixed purpose is the foundation that the manufacturer for pre-buried channel flow, user and testing agency provide manufacture, use and detect, and evaluation is pre-
The fatigue life for burying conduit avoids the quality accidents such as pre-buried channel flow is cracking after long-term use, anchor bolt is extracted.But mesh
The preceding measurement device for being exclusively used in pre-buried channel flow fatigue life in evaluation concrete not yet.
Invention content
The purpose of this utility model be exactly for the above-mentioned prior art in the presence of shortcoming and one kind is provided and is used for
Detect the measurement device of pre-buried channel flow fatigue behaviour in concrete component.Using the utility model can science, it is accurate, complete,
The fatigue behaviour for safely detecting pre-buried channel flow in concrete component, load conducts during solving the problems, such as actual test,
And then the fatigue life of pre-buried channel flow is effectively assessed, provide corresponding system for the manufacturer of pre-buried channel flow, user and testing agency
The foundation made, use and detected avoids and reduces the generation of safety accident.
The purpose of this utility model can be realized by following technique measures：
The utility model includes testing stand for detecting the measurement device of pre-buried channel flow fatigue behaviour in concrete component,
It is seated in the lower jaw of testing stand upper surface, the pressure for fastening concrete component being made of pull rod, nut, pressing plate and cushion block
Tight device（Concrete component can be effectively fixed on testing stand by pressing device, ensure that pre-buried channel flow is bearing tired dynamic
Stable state is in when stress）, be sequentially connected by upper cardan, upper pin, flexible chain, lower pin and lower cardan constitute it is soft
Property load transfer device（It can realize load in loading device and concrete component to be measured between pre-buried channel flow by flexible force transmission device
Smooth conduction, while ensureing that before load, the loading force that loading device suffered by pre-buried channel flow acts on is zero, and in loading procedure
The suffered load force direction of middle pre-buried channel flow is vertical with the horizontal direction of pre-buried channel flow, that is, allows pre-buried channel flow in loading procedure by vertical
Histogram to loading force）, and it is suspended on the upper jaw of loading device output end；The upper end of the upper cardan and upper jaw phase
In conjunction with the lower end of lower cardan is connected with conduit bolt（Pass through the slot in the pre-buried channel flow in concrete component to be measured
Road bolt to apply pre-buried channel flow the loading force of vertical direction）；The lower end of the pull rod is T-type structure, along testing stand upper table
Face longitudinally offers the connection straight slot that the T-type structure of several sections and pull rod matches.
The lower part of upper cardan described in the utility model is connected by upper pin with flexible chain, the top of upper cardan
For solid rod iron, solid rod iron part is directly placed in the upper jaw；The top of the lower cardan by lower pin with
Flexible chain is connected, and is to be threadedly coupled between the lower part of lower cardan and mating conduit bolt.
The design principle of the utility model is as follows：
The utility model is connect by the pressing device being made of pull rod, nut, pressing plate and cushion block with testing stand upper surface
Concrete component can be effectively fixed on testing stand by the cooperation of straight slot, ensure that pre-buried channel flow is bearing tired dynamic stress
When be in stable state；The utility model by upper cardan, upper pin, flexible chain, lower pin, lower cardan by being sequentially connected
The flexible force transmission device of composition is connected in loading device and concrete component to be measured between pre-buried channel flow, it can be achieved that load exists
Smooth conduction between loading device and pre-buried channel flow, at the same ensure before load it is that loading device suffered by pre-buried channel flow acts on plus
It is zero to carry power, and load force direction suffered by pre-buried channel flow is vertical with the horizontal direction of pre-buried channel flow in loading procedure, that is, allows pre-
Loading force of the conduit in loading procedure by vertical direction is buried, avoids traditional Hard link load transfer device during conducting load
To the harmful effect that pre-buried channel flow generates, load conducts during solving the problems, such as actual test.Utilize the utility model energy
Enough science, the fatigue behaviour for accurately, completely, safely detecting pre-buried channel flow in concrete component, and then effectively assess built-in groove
The fatigue life in road, provided for the manufacturer of pre-buried channel flow, user and testing agency accordingly manufacture, use and detect according to
According to avoiding and reduce the generation of safety accident.Further, since each parts are all made of pin in pressing device and flexible force transmission device
The detachable connections such as connect or be threadedly coupled, therefore the utility model also has the characteristics that fast assembling-disassembling, easy to use.
The advantageous effects of the utility model are as follows：
The utility model provides a kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component.It utilizes
The utility model can science, fatigue behaviour that is accurate, complete, safely detecting pre-buried channel flow in concrete component, solve
The problem that load conducts during actual test, and then the fatigue life of pre-buried channel flow is effectively assessed, it is the manufacture of pre-buried channel flow
Quotient, user and testing agency provide the foundation for accordingly manufacturing, using and detecting, and avoid and reduce the generation of safety accident.This
Outside, the utility model also has the characteristics that fast assembling-disassembling, easy to use.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the left view of Fig. 1.
Serial number in figure：1, testing stand, 1-1, connection straight slot, 2, pull rod, 3, cushion block, 4, pressing plate, 5, nut, 6, under it is universal
Section, 7, lower pin, 8, flexible chain, 9, upper pin, 10, upper cardan, 11, pre-buried channel flow, 12, conduit bolt, 13, concrete structure
Part, 14, lower jaw, 15, loading device, 16, upper jaw.
Specific implementation mode
The utility model is further described below in conjunction with attached drawing：
As shown in Figure 1 and Figure 2, the measurement for detecting pre-buried channel flow fatigue behaviour in concrete component of the utility model
Device includes testing stand 1, is seated in the lower jaw 14 of 1 upper surface of testing stand, is made of pull rod 2, nut 5, pressing plate 4 and cushion block 3
For fastening the pressing device of concrete component 13（Concrete component 13 effectively can be fixed on testing stand 1 by pressing device
On, ensure that pre-buried channel flow 11 is in stable state when bearing tired dynamic stress）, by upper cardan 10, upper pin 9, flexibility
Chain 8, lower pin 7 and lower cardan 6 are sequentially connected the flexible force transmission device of composition（It can realize that load exists by flexible force transmission device
Smooth conduction in loading device 15 and concrete component to be measured between pre-buried channel flow 11, while ensureing the pre-buried channel flow before load
The loading force that loading device 15 suffered by 11 acts on is zero, and in loading procedure the suffered load force direction of pre-buried channel flow 11 with it is pre-buried
The horizontal direction of conduit 11 is vertical, that is, allows loading force of the pre-buried channel flow 11 in loading procedure by vertical direction）, and be suspended on
The upper jaw 16 of 15 output end of loading device；The upper end of the upper cardan 10 is combined with upper jaw 16, under lower cardan 6
End is connected with conduit bolt 12（By the conduit bolt 12 in the pre-buried channel flow 11 in concrete component to be measured come to pre-
Bury the loading force that conduit 11 applies vertical direction）；The lower end of the pull rod 2 is T-type structure, is longitudinally opened along 1 upper surface of testing stand
The connection straight slot 1-1 that T-type structure equipped with several sections and pull rod matches.
The lower part of upper cardan 10 described in the utility model is connected by upper pin 9 with flexible chain 8, upper cardan 10
Top be solid rod iron, solid rod iron part is directly placed in the upper jaw 16；The top of the lower cardan 6 passes through
Lower pin 7 is connected with flexible chain 8, is to be threadedly coupled between the lower part of lower cardan 6 and mating conduit bolt 12.
Specific use process is as follows for the utility model：
First, prescribed strength is arrived into the maintenance of concrete component 13 for being provided with pre-buried channel flow 11（Reach C50）；Then,
11 inside insert of pre-buried channel flow, dirt are cleared up, and to ensure the attachmentes such as the conduit bolt 12 mating with pre-buried channel flow 11
Conduit bolt 12 in pre-buried channel flow and is installed in place by cleaning, de- to prevent on-slip；Wait for pre-buried channel flow 11 and conduit spiral shell
Bolt 12 is adjusted to test temperature, by concrete component 13 to be measured be placed on the lower jaw 14 positioned at the middle part of testing stand 1 just on
Side, and the position of pre-buried channel flow 11 is made to keep centering；Then, the T-type structure end of four symmetrical pull rods 2 is fitted to testing stand
In the connection straight slot 1-1 of 1 upper surface, cushion block 3, pressing plate 4 are installed in 2 position of pull rod successively after being adjusted in place, then fastening nut 5,
Thus effectively concrete component 13 can be fixed on testing stand 1, to ensure that pre-buried channel flow 11 is bearing tired move
Stable state is in when state stress；Then, conduit bolt 12, lower cardan 6, lower pin 7, flexible chain are installed successively from bottom to top
8, upper pin 9 and upper cardan 10, and the solid rod iron on 10 top of upper cardan is directly placed in upper jaw 16, by lower ten thousand
It is screwed into mating conduit bolt 12 to 6 lower thread sections of section, such flexible force transmission device just installs, and passes through flexible force transmission
Device can realize smooth conduction of the load in loading device 15 and concrete component 13 to be measured between pre-buried channel flow 11, simultaneously
Ensure that the loading force that loading device 15 suffered by pre-buried channel flow 11 acts on before load is zero, and pre-buried channel flow 11 in loading procedure
Suffered load force direction is vertical with the horizontal direction of pre-buried channel flow 11, that is, allows pre-buried channel flow 11 in loading procedure by vertical direction
Loading force；Finally, start-up loading device 15 applies loading force straight up, is carried out pair according to relevant parameter as defined in standard
The fatigue behaviour detection answered.
Claims (2)
1. a kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component, it is characterised in that：It includes examination
Test platform（1）, it is seated in testing stand（1）The lower jaw of upper surface（14）, by pull rod（2）, nut（5）, pressing plate（4）And cushion block（3）
What is constituted is used to fasten concrete component（13）Pressing device, by upper cardan（10）, upper pin（9）, flexible chain（8）, under
Pin（7）And lower cardan（6）It is sequentially connected the flexible force transmission device of composition, and is suspended on loading device（15）Output end
Upper jaw（16）；The upper cardan（10）Upper end and upper jaw（16）It is combined, lower cardan（6）Lower end and conduit spiral shell
Bolt（12）It is connected；The pull rod（2）Lower end be T-type structure, along testing stand（1）Upper surface longitudinally offers several sections
The connection straight slot to match with the T-type structure of pull rod（1-1）.
2. the measurement device according to claim 1 for detecting pre-buried channel flow fatigue behaviour in concrete component, special
Sign is：The upper cardan（10）Lower part pass through upper pin（9）With flexible chain（8）It is connected, upper cardan（10）It is upper
Portion is solid rod iron, and solid rod iron part is directly placed in the upper jaw（16）In；The lower cardan（6）Top pass through
Lower pin（7）With flexible chain（8）It is connected, lower cardan（6）Lower part and mating conduit bolt（12）Between for screw thread connect
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820367743.6U CN207923604U (en) | 2018-03-19 | 2018-03-19 | A kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820367743.6U CN207923604U (en) | 2018-03-19 | 2018-03-19 | A kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207923604U true CN207923604U (en) | 2018-09-28 |
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ID=63595680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820367743.6U Expired - Fee Related CN207923604U (en) | 2018-03-19 | 2018-03-19 | A kind of measurement device for detecting pre-buried channel flow fatigue behaviour in concrete component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207923604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946151A (en) * | 2019-03-11 | 2019-06-28 | 江苏城工建设科技有限公司 | A kind of stretching detection combination device for pre-buried channel flow |
-
2018
- 2018-03-19 CN CN201820367743.6U patent/CN207923604U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946151A (en) * | 2019-03-11 | 2019-06-28 | 江苏城工建设科技有限公司 | A kind of stretching detection combination device for pre-buried channel flow |
| CN109946151B (en) * | 2019-03-11 | 2023-10-27 | 江苏城工建设科技有限公司 | Stretching detection combined device for embedded channel |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.26, Huahua Road, high tech Development Zone, Zhengzhou, Henan Province, 450001 Patentee after: Sinosteel Zhengzhou metal products Research Institute Co.,Ltd. Address before: No.26, Huahua Road, high tech Development Zone, Zhengzhou, Henan Province, 450001 Patentee before: SINOSTEEL ZHENGZHOU RESEARCH INSTITUTE OF STEEL WIRE & STEEL PRODUCTS Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 |