CN206002086U - The monitoring device of ultra-high pump concrete conveying blockage - Google Patents
The monitoring device of ultra-high pump concrete conveying blockage Download PDFInfo
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- CN206002086U CN206002086U CN201620577165.XU CN201620577165U CN206002086U CN 206002086 U CN206002086 U CN 206002086U CN 201620577165 U CN201620577165 U CN 201620577165U CN 206002086 U CN206002086 U CN 206002086U
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- concrete
- monitoring device
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- strain gauge
- key node
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Abstract
The utility model provides the monitoring device that a kind of ultra-high pump concrete conveys blockage, the concrete delivery pipe at least includes a key node, outer surface in each key node position of concrete delivery pipe keeps at a certain distance away hard-wired two stress strain gauge elements, and each described stress strain gauge element is connected with monitoring device.The utility model has simple structure, a low cost, science anticipation, is accurately positioned, advantage that accuracy is higher, in hgher efficiency.
Description
Technical field
The utility model is related to technical field of building construction, more particularly to a kind of ultra-high pump concrete conveying blockage
Monitoring device.
Background technology
In technical field of building construction, ultra-high pump concrete technology generally refers to modern times of the pumping height more than 200m
Concrete pumping technique.Concrete pump is a kind of concrete to be transported to architectural engineering desired position by delivery pipe
A kind of concrete pumping equipment.Pump concrete has that speed of application is fast, cost-effective feature, but in concrete pumping
During, the faults such as delivery pipe plugging, booster are frequently encountered, this brings many to concrete production enterprise and unit in charge of construction
Inconvenience, have impact on construction speed and the quality of architectural engineering.How blocking is judged after concrete delivery pipe occurs plugging fault
Abort situation is to process plugging, the key of booster problem and core work, and the method that construction technical staff is adopted at this stage has：
(1) take the method for restarting concrete pump observation delivery pipe Vibration Condition to be judged, but the method is less efficient and deposits
In potential safety hazard；(2) take and check that to conveying tube joint observation concrete slurry flows out the method for situation and judges one by one, but
The method workload is larger, time-consuming and operates relative difficulty for hidden joint；(3) tap delivery pipe using hammer to listen to
The method of echo detected, but the method compares that dependence has correlation experience personnel to be judged and artificial error in judgement is larger.
Therefore, after how judging the delivery pipe plugging being likely to occur during concrete pumping, booster risk and plugging occurring accurately
Failure judgement position becomes the technical problem of key.
Utility model content
Technical problem to be solved in the utility model has been to provide the prison that a kind of ultra-high pump concrete conveys blockage
Device is surveyed, for accurately judging risk of the concrete delivery pipe with the presence or absence of blocking.
In order to solve above-mentioned technical problem, the utility model also provides the prison that a kind of ultra-high pump concrete conveys blockage
Device is surveyed, the concrete delivery pipe at least includes a key node, including each key node in concrete delivery pipe
The outer surface of position keeps at a certain distance away hard-wired two stress strain gauge elements, each described ess-strain sensing
Device element is connected with monitoring device.
Further, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, the stress
Strain sensor element adopts wired or wireless connection with the monitoring device.
Further, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, the key
Node is more than 1, and the key node is arranged on the straight tube of delivery pipe or the outer surface of bend pipe.
Further, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, when the pass
When key node is arranged on the bend pipe, the stress strain gauge element is arranged on the straight tube being connected with the bend pipe, and
And stress strain gauge element keeps certain distance to arrange with the junction of the bend pipe and the straight tube.
Further, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, when the pass
When key node is arranged on the bend pipe, the stress strain gauge element is kept with the junction of the bend pipe and the straight tube
Certain distance is 10-150 centimetre.
Further, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, when the pass
When key node is arranged on the straight tube, the spacing distance of two stress strain gauge element installations is 2-10 rice.
Further, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, the stress
Strain sensor element is vibratory string surface-type strain gauge or SMD strain gauge.
The monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, the monitoring device are used for adopting
Collect the ess-strain value of the corresponding key node delivery pipe that the stress strain gauge element testing is arrived；When monitoring concrete is defeated
Send pipe key node position certain monitoring point i blocking risk when, set near concrete pump stress strain gauge
The ess-strain value of element is Pi, the ess-strain value away from the stress strain gauge element of concrete pump is Pi+1, then
At a time, if Δ Vi=(Pi-Pi+1)/Pi+1Ratio be more than or equal to given threshold, then judge concrete delivery pipe at this
There is blocking risk in monitoring point i；Otherwise there is no the risk of blocking.The ultra-high pump concrete delivery pipe that the utility model is provided
The monitoring device of blocking, its have simple structure, low cost, science anticipation, are accurately positioned, advantage in hgher efficiency.With existing
Technology is compared, and is had further the advantage that：
1) anticipation concrete delivery pipe is that may be present in time blocks risk and causes the fault of plugging and/or booster, does
The prevention in advance to risk fault is arrived, has been overhauled so as to construction operation personnel in time, risk fault has been excluded, changed Traditional project and apply
Passive state in work is active state；
2) the scientific level of engineering construction by information-based with digitized monitoring device, is improved, breaks through artificial experience
The hysteresis quality and limitation of judgement；
3) method being wirelessly transferred can be introduced, the long range propagation of gathered data is realized, monitoring convenience is greatly promoted,
Greatly reduce the impact to site operation.
Description of the drawings
Fig. 1 is the structural representation of the concrete delivery pipe for the monitoring device of bend pipe of wireless connection；
Fig. 2 is the structural representation of the concrete delivery pipe for the monitoring device of bend pipe of wired connection；
Fig. 3 is the structural representation of the concrete delivery pipe for the monitoring device of straight tube of wireless connection；
Fig. 4 is the structural representation of the concrete delivery pipe for the monitoring device of straight tube of wired connection.
Shown in figure：10th, concrete pump, 20, delivery pipe, 30, stress strain gauge element, 40, monitoring device,
50th, junction.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in detail：
Fig. 1 is the structural representation of the concrete delivery pipe for the monitoring device of bend pipe of wireless connection；Fig. 2 is wired connection
Concrete delivery pipe for bend pipe monitoring device structural representation；It is straight tube that Fig. 3 is the concrete delivery pipe of wireless connection
Monitoring device structural representation；Fig. 4 is the structural representation of the concrete delivery pipe for the monitoring device of straight tube of wired connection
Figure.Fig. 1-4 are refer to, the utility model provides the monitoring device that a kind of ultra-high pump concrete conveys blockage, the coagulation
Native delivery pipe at least includes a key node, including each key node position of the delivery pipe 20 in concrete pump 10
Outer surface keep at a certain distance away hard-wired two stress strain gauge elements 30, each described stress strain gauge
Element 30 is connected with monitoring device 40.The monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, institute
Monitoring device is stated for the ess-strain value of the corresponding key node delivery pipe of the stress strain gauge element testing is gathered, when
During the blocking risk of monitoring concrete delivery pipe key node position certain monitoring point i, answering near concrete pump is set
The ess-strain value of stress-strain sensor element is Pi, the stress away from the stress strain gauge element of concrete pump should
Variate is Pi+1, then at a time, if Δ Vi=(Pi-Pi+1)/Pi+1Ratio be more than or equal to given threshold, then judge coagulation
There is blocking risk in monitoring point i in native delivery pipe；Otherwise there is no blocking risk；Wherein, Δ ViFor (Pi-Pi+1)/Pi+1Ratio
Value.Which has simple structure, low cost, science anticipation, is accurately positioned, advantage in hgher efficiency.
Fig. 1-4 are refer to, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, which is crucial
Node only enumerates several representational examples, but cannot function as the restriction of present embodiment, in fact, key node can be defeated
The diverse location of pipe 20 is sent to be set to more than 1.To monitor the blocking risk that 20 diverse location of delivery pipe whether there is simultaneously, with
Prevent the risk fault of the plugging and/or booster being likely to occur in advance.
Fig. 2, Fig. 4 is refer to, the monitoring device of the ultra-high pump concrete conveying blockage that the utility model is provided, stress
Strain sensor element 30 adopts wired connection with monitoring device 40.
Fig. 1, Fig. 3 is refer to, stress strain gauge element 30 is adopted with monitoring device 40 and is wirelessly connected.Introduce and wirelessly connect
The method for connecing transmission, it is possible to achieve the long range propagation of gathered data, the convenience of monitoring, exclude wired connection and cause cable cloth
The situation of impact construction operation such as put, wind, so as to the impact to site operation is greatly reduced, improve efficiency of construction.
As preferably embodiment, the monitoring device that a kind of ultra-high pump concrete conveys blockage, the pass is provided
Key node is more than 1, and the key node is arranged on the straight tube of delivery pipe 20 or the outer surface of bend pipe.Refer to Fig. 1-2,
When the key node is arranged on the bend pipe, the stress strain gauge element 30 is installed in being connected with the bend pipe
On straight tube, and stress strain gauge element 30 keeps certain distance to set with the junction 50 of the bend pipe and the straight tube
Put, such as 20 centimetres or 100 centimetres of distance.That is the installation requirement of stress strain gauge element 30 staggers the junction of bend pipe
50 positions.The junction that either bend pipe is connected with bend pipe, or the junction that bend pipe is connected with straight tube.Fig. 3-4 are refer to, when
When the key node is arranged on the straight tube, the spacing distance of two installations of stress strain gauge element 30 is 2-10
Rice.Such as 3 meters or 6 meters of distance.
As preferably embodiment, the monitoring dress of the ultra-high pump concrete conveying blockage that the utility model is provided
Put, the stress strain gauge element 30 is vibratory string surface-type strain gauge or SMD strain gauge.Vibratory string surface-type is strained
Meter can be fixedly connected with delivery pipe 20 in the way of using welding.SMD strain gauge can adopt in the method for paste with delivery pipe
20 are fixedly connected.
The utility model is not limited to above-mentioned specific embodiment, all spirit and scope in the utility model claims
Interior done various change, all within protection domain of the present utility model.
Claims (7)
1. a kind of ultra-high pump concrete conveys the monitoring device of blockage, it is characterised in that the concrete delivery pipe is at least
Including a key node, the outer surface in each key node position of concrete delivery pipe keeps at a certain distance away fixed installation
Two stress strain gauge elements, each described stress strain gauge element is connected with monitoring device；The monitoring sets
It is ready for use on the ess-strain value of the corresponding key node delivery pipe that the collection stress strain gauge element testing is arrived；Work as monitoring
During the blocking risk of concrete delivery pipe key node position certain monitoring point i, the stress for setting close concrete pump should
The ess-strain value for becoming sensor element is Pi, away from the ess-strain value of the stress strain gauge element of concrete pump
For Pi+1, then at a time, if Δ Vi=(Pi-Pi+1)/Pi+1Ratio be more than or equal to given threshold, then judge concrete defeated
Pipe is sent to there is blocking risk in monitoring point i；Otherwise there is no the risk of blocking.
2. ultra-high pump concrete as claimed in claim 1 conveys the monitoring device of blockage, it is characterised in that the stress
Strain sensor element adopts wired or wireless connection with the monitoring device.
3. ultra-high pump concrete as claimed in claim 1 conveys the monitoring device of blockage, it is characterised in that the key
Node is more than 1, and the key node is arranged on the straight tube of delivery pipe or the outer surface of bend pipe.
4. ultra-high pump concrete as claimed in claim 3 conveys the monitoring device of blockage, it is characterised in that when the pass
When key node is arranged on the bend pipe, the stress strain gauge element is arranged on the straight tube being connected with the bend pipe, and
And stress strain gauge element keeps certain distance to arrange with the junction of the bend pipe and the straight tube.
5. ultra-high pump concrete as claimed in claim 4 conveys the monitoring device of blockage, it is characterised in that the stress
It is 10-150 centimetre that strain sensor element keeps certain distance with the junction of the bend pipe and the straight tube.
6. ultra-high pump concrete as claimed in claim 3 conveys the monitoring device of blockage, it is characterised in that when the pass
When key node is arranged on the straight tube, the spacing distance of two stress strain gauge element installations is 2-10 rice.
7. ultra-high pump concrete as claimed in claim 1 conveys the monitoring device of blockage, it is characterised in that the stress
Strain sensor element is vibratory string surface-type strain gauge or SMD strain gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620577165.XU CN206002086U (en) | 2016-06-13 | 2016-06-13 | The monitoring device of ultra-high pump concrete conveying blockage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620577165.XU CN206002086U (en) | 2016-06-13 | 2016-06-13 | The monitoring device of ultra-high pump concrete conveying blockage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002086U true CN206002086U (en) | 2017-03-08 |
Family
ID=58205256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620577165.XU Withdrawn - After Issue CN206002086U (en) | 2016-06-13 | 2016-06-13 | The monitoring device of ultra-high pump concrete conveying blockage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206002086U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895872A (en) * | 2017-03-26 | 2017-06-27 | 天津大学 | Concrete pump plugging detecting system |
| CN109253711A (en) * | 2018-10-17 | 2019-01-22 | 中南大学 | A kind of stuck method for detecting position of the screw conveyor of balancing earth-pressure shielding machine |
| CN110501150A (en) * | 2019-08-07 | 2019-11-26 | 上海建工集团股份有限公司 | Concrete delivery pipe working performance detection device and method based on vibration detection |
| CN114992521A (en) * | 2022-05-25 | 2022-09-02 | 十九冶成都建设有限公司 | Method for judging pumped concrete blockage |
-
2016
- 2016-06-13 CN CN201620577165.XU patent/CN206002086U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895872A (en) * | 2017-03-26 | 2017-06-27 | 天津大学 | Concrete pump plugging detecting system |
| CN109253711A (en) * | 2018-10-17 | 2019-01-22 | 中南大学 | A kind of stuck method for detecting position of the screw conveyor of balancing earth-pressure shielding machine |
| CN109253711B (en) * | 2018-10-17 | 2020-07-10 | 中南大学 | Method for detecting clamping position of spiral conveyor of earth pressure balance shield machine |
| CN110501150A (en) * | 2019-08-07 | 2019-11-26 | 上海建工集团股份有限公司 | Concrete delivery pipe working performance detection device and method based on vibration detection |
| CN114992521A (en) * | 2022-05-25 | 2022-09-02 | 十九冶成都建设有限公司 | Method for judging pumped concrete blockage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170308 Effective date of abandoning: 20181109 |