CN209164057U - Pump concrete goes out pump intake pressure measurement device - Google Patents
Pump concrete goes out pump intake pressure measurement device Download PDFInfo
- Publication number
- CN209164057U CN209164057U CN201820774478.3U CN201820774478U CN209164057U CN 209164057 U CN209164057 U CN 209164057U CN 201820774478 U CN201820774478 U CN 201820774478U CN 209164057 U CN209164057 U CN 209164057U
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- connecting tube
- measurement device
- goes out
- pressure measurement
- intake pressure
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Abstract
The utility model discloses a kind of pump concretes to go out pump intake pressure measurement device, including connecting tube, the protecting against shock platform being arranged on connection inside pipe wall and across the pressure sensor of connection tube wall and protecting against shock platform, the pressure sensor is connect by conducting wire with data logger.Protecting against shock platform is installed on the inside of the medium delivery pipe road of the utility model, avoids in concrete flow process that flow velocity is too fast to be caused to damage pressure transducer diaphragm.
Description
Technical field
The utility model relates to concrete pumping technique fields, and in particular to pump concrete goes out pump intake pressure measurement dress
It sets.
Background technique
With the quickening of national the Belt and Road pace of construction, super high-rise building and bridges in highway engineering are growing day by day.It is super
High-rise and overlength distance pump concrete application has become the mainstream of concrete construction instantly.Super High and overlength distance pumping
Workability of concrete index request is higher, the pump especially for vertical pumping distance more than 300m level pumping equivalent 1200m
Concrete is sent, under the premise of guaranteeing its intensity index, working performance index request is particularly stringent, to guarantee that work progress is smooth
It carries out, prevents the appearance of the various adverse consequences such as plugging in pumping procedure, need to go out pump pressure progress to concrete in pumping hole out
Real time monitoring, to carry out the adjustment of pumping technology index according to measurement result.
Pumping hole concrete pressure parameter is to evaluate the important finger of pump concrete workability and pumping machine parameter setting out
Mark.Currently, China's standard set-up that measurement pumping pressure measures not yet.Work progress is mainly by determining pumping hole at this stage
The working performance index of concrete estimates pump intake pressure, and precision is relatively low, and cannot correctly reflect pumping mechanical parameter
Reasonability.
Utility model content
The purpose of this utility model is to provide a kind of pump concretes to go out pump intake pressure measurement device, and solution determines pump
The working performance index of mouth concrete estimates pump intake pressure, and precision is relatively low, and cannot correctly reflect that pumping machine is joined
Several rational problems.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of pump concrete goes out pump intake pressure measurement device, including connecting tube, the erosion control being arranged on connection inside pipe wall
It hits platform and the pressure sensor across connection tube wall and protecting against shock platform, the pressure sensor passes through conducting wire and data record
Instrument connection.
Pump concrete in the application goes out pump intake pressure measurement device and is provided with connecting tube, and connecting tube both ends can be equipped with
Flange or other chaining parts are used for and need to measure the medium delivery pipe road link of pressure.Connecting tube can be according to pipe under test
Diameter and wall thickness selection.Protecting against shock platform is provided in connecting tube, shock testing machine can be fixed by screws on tube wall, can also be adopted
In other ways, prevent in concrete flow process that flow velocity is too fast to be caused to cause to damage to pressure transducer diaphragm.Pressure sensing
The connection of device and data logger can using it is in the prior art any one, I will not elaborate.
Preferably, the pressure sensor be flat membrane strain gauge pressure sensor, precision is higher, and can avoid because
Concrete flowing causes aggregate blockage pressure measuring pressure of sensor hole.
Preferably, the pressure sensor facilitates with tube wall and the threaded connection of protecting against shock platform, link is connect.
Preferably, the longitudinal cross-section of the protecting against shock platform is in inverted trapezoidal or up-side down triangle.
The side that protecting against shock platform is obliquely installed can play the role of buffering and refluence, reduce concrete to the straight of shock testing machine
Connect impact.
Preferably, being arranged with elastic seal cartridge on the pressure sensor, the thickness of the elastic seal cartridge is along remote
Direction from connecting tube gradually increases.
The lower end of elastic seal cartridge is located at the top of connecting tube, can play the role of positioning, prevents pressure sensor deep
The part for entering connecting tube is too long, influences the flowing of concrete or causes stress the damage of sensor.
Preferably, being provided with the insertion hole for assigning pressure sensor, the insertion on the connection tube wall
Hole inner wall is divided into two parts: a part on the inside of connecting tube pipe is provided with screw thread compatible with pressure sensor；It is another
Part of the surface is smooth；
The internal diameter of the outer diameter of described relatively thin one end of elastic seal cartridge one end non-threaded with insertion hole is adapted.
By the way of insertion hole has screw thread, one end there are not screw thread using one end, rotation pressure sensor when installation is fixed on it
When inserting in the hole, elastic seal cartridge also can be gradually to the movement that inserts in the hole, since the thickness of elastic seal cartridge is along far from connecting tube
Direction gradually increase, elastic seal cartridge and being inserted into can be made to connect between hole increasingly closer, improve leakproofness.
Preferably, being provided with recorder emplacing platform below the data logger, the recorder emplacing platform is located at
Shock-absorbing support block is provided with above connecting tube and between connecting tube.
Shock-absorbing support block can prevent recorder to be shaken the service life for influencing recorder for a long time.
Preferably, the shock-absorbing support block is spherical in shape, the episphere including being connect with data logger and with connection
The lower semisphere of pipe connection, the episphere and lower semisphere are by compatible protrusion and groove flexible connection, the protrusion and recessed
Slot is hemispherical, be located at episphere and the plane of lower semisphere on；
Spring is equipped between the episphere and lower semisphere, the spring one end is fixed in the plane of episphere bottom,
The other end is fixed in the plane at the top of lower semisphere.
Compared with prior art, the beneficial effects of the utility model are at least one of following:
The utility model pressure sensor uses flat membrane strain-gauge transducer, and precision is higher, and can avoid because of concrete
Flowing causes aggregate blockage pressure measuring pressure of sensor hole.
Protecting against shock platform is installed on the inside of the medium delivery pipe road of the utility model, avoids flow velocity mistake in concrete flow process
It causes to damage pressure transducer diaphragm fastly.
The data logger of the utility model is powered using low-voltage dc power supply, can make its normal work using battery
Make, guarantees the portability that device uses.
On the one hand elastic seal cartridge in the utility model can play the role of positioning, on the other hand can make to be inserted into hole
Sealing, prevents concrete from leaking out.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model pump concrete goes out pump intake pressure measurement device.
Fig. 2 is the diagrammatic cross-section that the utility model pump concrete goes out pump intake pressure measurement device.
Fig. 3 is the structural schematic diagram of the utility model shock-absorbing support block.
Fig. 4 is the structural schematic diagram of the utility model episphere.
Fig. 5 is the structural schematic diagram of the utility model lower semisphere.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment 1:
Present embodiments provide a kind of pump concrete and go out pump intake pressure measurement device, as shown in Figure 1, include connecting tube 1,
Protecting against shock platform 2 on 1 inner wall of connecting tube and the pressure sensor 5 across 1 tube wall of connecting tube and protecting against shock platform 2, institute are set
Pressure sensor 5 is stated to connect by conducting wire with data logger 6.
Pump concrete in the application goes out pump intake pressure measurement device and is provided with connecting tube 1, and 1 both ends of connecting tube can be set
There are flange or other chaining parts to be used for and need to measure the medium delivery pipe road link of pressure.Connecting tube 1 can be according to test tube
The diameter and wall thickness in road select.Protecting against shock platform 2 is provided in connecting tube 1, shock testing machine can be fixed by screws on tube wall,
Other modes can be used, prevent in concrete flow process that flow velocity is too fast to be caused to cause to damage to 5 diaphragm of pressure sensor.Pressure
The connection of force snesor 5 and data logger 6 can using it is in the prior art any one, I will not elaborate.
Embodiment 2:
The present embodiment on the basis of embodiment 1, further defines: the pressure sensor 5 is that flat membrane strains chip
Pressure sensor, precision is higher, and can avoid 5 pressure tap of aggregate blockage pressure sensor caused by flowing because of concrete.
Embodiment 3:
The present embodiment on the basis of embodiment 1, further defines: the pressure sensor 5 and 1 tube wall of connecting tube and
Protecting against shock platform 2 is threadedly coupled, and link is convenient.
Embodiment 4:
The present embodiment on the basis of embodiment 1, further defines: the longitudinal cross-section of the protecting against shock platform 2 is terraced in falling
Shape or up-side down triangle.
The side that protecting against shock platform 2 is obliquely installed can play the role of buffering and refluence, reduce concrete to shock testing machine
Directly impact.
Embodiment 5:
The present embodiment on the basis of embodiment 1, further defines: being arranged on the pressure sensor 5 flexible close
The thickness of big envelope 4, the elastic seal cartridge 4 is gradually increased along the direction far from connecting tube 1, as shown in Figure 2.
The lower end of elastic seal cartridge 4 is located at the top of connecting tube 1, can play the role of positioning, prevents pressure sensor 5
The part for going deep into connecting tube 1 is too long, influences the flowing of concrete or causes stress the damage of sensor 5.
Embodiment 6:
The present embodiment further defines on the basis of embodiment 5: being provided on 1 tube wall of connecting tube for pacifying
The insertion hole of interpolated pressure sensor 5, the wall that inserts in the hole are divided into two parts: a part on the inside of connecting tube pipe is provided with
Screw thread compatible with pressure sensor；Another part surface is smooth；The outer diameter of the relatively thin one end of the elastic seal cartridge 4 and insertion
The internal diameter of the non-threaded one end in hole is adapted.
By the way of insertion hole has screw thread, one end there are not screw thread using one end, rotation pressure sensor 5, fixes it when installation
When inserting in the hole, elastic seal cartridge 4 also can be gradually to the movement that inserts in the hole, since the thickness of elastic seal cartridge 4 is along far from even
The direction of adapter tube 1 gradually increases, and can to connect increasingly closer, raising sealing between elastic seal cartridge 4 and insertion hole
Property.
Embodiment 7:
The present embodiment on the basis of embodiment 1, further defines: being provided with record below the data logger 6
Instrument emplacing platform, the recorder emplacing platform are located at 1 top of connecting tube and are provided with shock-absorbing support block between connecting tube 1.
Shock-absorbing support block can prevent recorder to be shaken the service life for influencing recorder for a long time.
Embodiment 8:
The present embodiment further defines on the basis of embodiment 7: the shock-absorbing support block 7 is spherical in shape, including with number
The episphere 71 connected according to recorder 6 and the lower semisphere 72 connecting with connecting tube 1, the episphere 71 and lower semisphere 72 pass through phase
The protrusion 721 and groove 711 of adaptation are flexibly connected, and the protrusion 721 and groove 711 are hemispherical, are located at episphere
71 and lower semisphere 72 plane on；
Spring 73 is equipped between the episphere 71 and lower semisphere 72, described 73 one end of spring is fixed on 71 bottom of episphere
Plane on, in the plane at the other end top that is fixed on lower semisphere 72, as in Figure 2-4.
Shock-absorbing support block 7 is connected and composed by episphere and lower semisphere by spring, has certain buffer function, especially
Buffer function on vertical direction.In addition, compatible hemispherical projections and groove are additionally provided between episphere and lower semisphere,
There may be the relative displacement of horizontal direction between episphere and lower semisphere when exposed to external forces, since protrusion and groove are hemispherical
, buffer function can be played in non-vertical direction.
Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations
It will fall within scope and spirit disclosed in the present application.More specifically, it discloses in the application, drawings and claims
In range, can building block to theme combination layout and/or layout carry out a variety of variations and modifications.In addition to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also be will be apparent.
Claims (8)
1. a kind of pump concrete goes out pump intake pressure measurement device, it is characterised in that: including connecting tube (1), be arranged in connecting tube
(1) the protecting against shock platform (2) on inner wall and the pressure sensor (5) across connecting tube (1) tube wall and protecting against shock platform (2), it is described
Pressure sensor (5) is connect by conducting wire with data logger (6).
2. pump concrete according to claim 1 goes out pump intake pressure measurement device, which is characterized in that the pressure sensing
Device (5) is flat membrane strain gauge pressure sensor.
3. pump concrete according to claim 1 goes out pump intake pressure measurement device, which is characterized in that the pressure sensing
Device (5) is threadedly coupled with connecting tube (1) tube wall and protecting against shock platform (2).
4. pump concrete according to claim 1 goes out pump intake pressure measurement device, which is characterized in that the protecting against shock platform
(2) longitudinal cross-section is in inverted trapezoidal or up-side down triangle.
5. pump concrete according to claim 1 goes out pump intake pressure measurement device, which is characterized in that the pressure sensing
It is arranged on device (5) elastic seal cartridge (4), the thickness of the elastic seal cartridge (4) gradually increases along the direction far from connecting tube (1)
Add.
6. pump concrete according to claim 5 goes out pump intake pressure measurement device, which is characterized in that the connecting tube
(1) the insertion hole for assigning pressure sensor (5) is provided on tube wall, the wall that inserts in the hole is divided into two parts: close to even
A part on the inside of adapter tube (1) pipe is provided with and pressure sensor (5) compatible screw thread (3)；Another part surface is smooth；
The internal diameter of the outer diameter of the relatively thin one end of the elastic seal cartridge (4) one end non-threaded with insertion hole is adapted.
7. pump concrete according to claim 1 goes out pump intake pressure measurement device, which is characterized in that the data record
Be provided with recorder emplacing platform below instrument (6), the recorder emplacing platform be located at connecting tube (1) top and with connecting tube (1) it
Between be provided with shock-absorbing support block.
8. pump concrete according to claim 7 goes out pump intake pressure measurement device, which is characterized in that the shock-absorbing support
Block (7) is spherical in shape, including the episphere (71) being connect with data logger (6) and the lower semisphere (72) being connect with connecting tube (1),
The episphere (71) and lower semisphere (72) are flexibly connected by compatible protrusion (721) and groove (711), the protrusion
(721) and groove (711) it is hemispherical, be located in the plane of episphere (71) and lower semisphere (72)；
Spring (73) are equipped between the episphere (71) and lower semisphere (72), described spring (73) one end is fixed on episphere
(71) in the plane of bottom, in the plane at the top that the other end is fixed on lower semisphere (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774478.3U CN209164057U (en) | 2018-05-23 | 2018-05-23 | Pump concrete goes out pump intake pressure measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774478.3U CN209164057U (en) | 2018-05-23 | 2018-05-23 | Pump concrete goes out pump intake pressure measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209164057U true CN209164057U (en) | 2019-07-26 |
Family
ID=67326693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820774478.3U Active CN209164057U (en) | 2018-05-23 | 2018-05-23 | Pump concrete goes out pump intake pressure measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209164057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050998A (en) * | 2020-09-18 | 2020-12-08 | 辽宁工程技术大学 | Tunnel construction model test device |
-
2018
- 2018-05-23 CN CN201820774478.3U patent/CN209164057U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050998A (en) * | 2020-09-18 | 2020-12-08 | 辽宁工程技术大学 | Tunnel construction model test device |
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