CN109883882B - Mud proportion detection device for highway construction - Google Patents
Mud proportion detection device for highway construction Download PDFInfo
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- CN109883882B CN109883882B CN201910136379.1A CN201910136379A CN109883882B CN 109883882 B CN109883882 B CN 109883882B CN 201910136379 A CN201910136379 A CN 201910136379A CN 109883882 B CN109883882 B CN 109883882B
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Abstract
The invention discloses a mud proportion detection device for highway construction, which is characterized in that the mud proportion detection device is sleeved on a stirrer shaft of a mud stirrer base so as to detect mud for highway construction at any time in the process of mixing and stirring the mud, and the convenience and the reliability of measurement are improved; the measuring disc can automatically discharge slurry by utilizing centrifugal force, can be automatically cleaned by matching with the hydrophobic layer on the inner wall, can effectively improve the measuring accuracy of the electronic weighing scale because the inner cavity of the inner sleeve is of the inverted cone-shaped structure with the small upper end and the large lower end, can prevent slurry from overflowing in the weighing process, and has better effect by matching with the shielding shoulder.
Description
Technical Field
The invention relates to the technical field of highway construction auxiliary equipment, in particular to a mud weight detection device for highway construction.
Background
When constructing a highway, the proportion of the prepared slurry needs to be controlled and the specific gravity of the slurry needs to be well controlled during the slurry preparation process. The specific gravity measurement of the mud needs to adopt special specific gravity measurement equipment, the existing mud specific gravity meter generally adopts a balance with unequal arms, a lever knife edge of the balance is placed on a seat which can be fixedly arranged on a workbench, a graduated slide block device is arranged on the left side of a lever, and the weight of the mud can be directly read on a scale by moving the slide block. Although some devices adopting an electronic scale for measurement appear at present, the devices can only be used independently, need special personnel for operation, and generally cannot measure the weight at any time in the stirring process, so that the weight can only be measured at any time after the preparation, and the detection in the preparation process cannot be carried out at any time.
Accordingly, those skilled in the art have provided a mud weight sensing apparatus for highway construction to solve the problems set forth in the background art as described above.
Disclosure of Invention
The invention aims to provide a mud weight detection device for highway construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a mud proportion detection device for highway construction is characterized in that the mud proportion detection device is sleeved on a stirrer shaft of a mud stirrer base so as to detect mud for highway construction at any time in the process of mixing and stirring the mud; and is
The position of the mud weight detection device on the axis direction of the stirrer shaft is adjustably arranged so as to be convenient for position adjustment according to the height of mud; wherein the content of the first and second substances,
the mud proportion detection device at least comprises a position adjusting component, a metering disc, an electronic weight scale and a lifting driving component, wherein the position adjusting component is sleeved on the stirrer shaft in an adjustable position, and the metering disc is connected to the position adjusting component through the lifting driving component so as to drive the metering disc to realize actions of completely extending into mud and completely lifting out the mud;
the measuring disc is sleeved on the stirrer shaft in a sliding and non-rotatable manner and is positioned below the position adjusting assembly, a detection cavity with a certain volume is arranged in the measuring disc, and the bottom of the detection cavity is provided with the electronic weight scale;
the device also comprises a controller, wherein the controller controls the movement of the lifting driving assembly, can calculate the specific gravity of the slurry according to the measured value of the electronic weight scale and displays the specific gravity on a display on the upper end surface of the slurry mixer base.
As a further scheme of the invention: the fixed embedding is provided with the endotheca on the inner wall in the detection chamber of metering disc, the inner chamber of endotheca is the big back taper structure of the little lower extreme in upper end, just the coating has the hydrophobic layer on the inner wall of endotheca, also be provided with the hydrophobic layer on the bottom surface of electronic weight scale up end.
As a further scheme of the invention: the topmost portion of the metering disc is provided with a shield shoulder extending inwardly in the radial direction of the agitator shaft.
As a further scheme of the invention: the side wall of the bottom of the metering disc is provided with a plurality of slurry discharging pipes communicated to the detection cavity through slurry discharging flow channels, the end parts of the slurry discharging pipes are provided with control valves, and slurry discharging holes discharge slurry by utilizing the rotating centrifugal force of the stirrer shaft.
As a further scheme of the invention: the bottom of the metering disc is provided with a slurry discharge groove which connects the inner holes of the slurry discharge flow passages together, and the slurry discharge groove is also provided with an extension groove communicated to the center of the bottom of the metering disc.
As a further scheme of the invention: the bottom center of metering disc is provided with the through-hole, the fixed cover of through-hole is equipped with sealed sliding sleeve, circumference array is provided with four card shoulders on the inner wall of sealed sliding sleeve, the array is provided with four sliding trays on the circumference of agitator shaft, the sliding tray along the axial direction of agitator shaft extends, just the sealed gliding embedding setting of card shoulder is in the sliding tray.
As a further scheme of the invention: position control subassembly includes mounting bracket, fixed cover, rotatable cover, locking bolt and mounting disc, wherein, the fixed cover of mounting bracket is established on the outer circumference of fixed cover, the rotatable cover of rotatable cover is established the agitator shaft with between the fixed cover, rotatable cover adopts the threaded connection that locking bolt can lock is in on the agitator shaft, the mounting disc is installed the bottom of mounting bracket, just the lift drive subassembly sets up the bottom at the mounting disc.
As a further scheme of the invention: the lifting driving components are symmetrically arranged, and the lifting driving components adopt air pressure driving rods.
As a further scheme of the invention: the inner part of the fixed sleeve is of a stepped inner cavity structure with a small upper part and a large lower end, and the rotatable sleeve is of a stepped structure with a small upper end and a large lower end, so that the rotatable sleeve is matched and sleeved in the fixed sleeve, and the fixed sleeve and the rotatable sleeve are arranged in a rotatable manner but cannot move axially.
As a further scheme of the invention: the bottom of the slurry stirring machine base is provided with a driving motor at the joint of the slurry stirring machine base and the stirring machine shaft, and the bottom of the driving motor is provided with a balance weight positioning seat sleeved outside the stirring machine shaft.
Compared with the prior art, the invention has the beneficial effects that:
(1) the mud proportion detection device is sleeved on the stirrer shaft of the mud stirrer base, so that mud for highway construction can be detected at any time in the mud mixing and stirring process, and the convenience and the reliability of measurement are improved;
(2) the metering disc can automatically discharge slurry by utilizing centrifugal force, and can be automatically cleaned by matching with the hydrophobic layer on the inner wall of the metering disc, and the inner cavity of the inner sleeve is of an inverted cone-shaped structure with a small upper end and a large lower end, so that the measuring accuracy of the electronic weight scale can be effectively improved, meanwhile, the slurry can be prevented from overflowing in the weighing process, and the effect of matching with a shielding shoulder is better;
(3) the metering disc is connected to the position adjusting assembly through the lifting driving assembly, so that the metering disc is driven to completely extend into slurry and completely extract the slurry, and automatic sampling and sample arrangement are realized;
(4) the position of the mud weight detection device on the shaft line direction of the stirrer shaft is adjustable, so that the position can be adjusted conveniently according to the height of the mud, and the adjustment is convenient only by rotating the rotatable sleeve of the position adjusting assembly.
Drawings
Fig. 1 is an overall external structural view of a mud weight detecting apparatus for road construction;
FIG. 2 is a schematic view of a position adjusting assembly and a metering disc of the mud weight detecting apparatus for road construction;
fig. 3 is a schematic sectional view showing a mixer shaft in a mud weight detecting apparatus for road construction.
FIG. 4 is a schematic view showing the structure of the bottom of a measuring pan in a mud weight detecting apparatus for road construction
Detailed Description
Referring to fig. 1 to 4, in the embodiment of the present invention, a mud weight detecting device for highway construction is provided, wherein the mud weight detecting device is sleeved on a mixer shaft 6 of a mud mixer base 1, so as to detect mud for highway construction at any time during a mud mixing and stirring process; and is
The position of the mud weight detection device in the axial direction on the stirrer shaft 6 is adjustably arranged so as to be conveniently adjusted according to the height of mud; wherein the content of the first and second substances,
the mud weight detection device at least comprises a position adjusting component, a metering disc 5, an electronic weight scale 18 and a lifting driving component 13, wherein the position adjusting component is sleeved on the stirrer shaft 6 in an adjustable position, and the metering disc 5 is connected to the position adjusting component through the lifting driving component so as to drive the metering disc to realize actions of completely extending into mud and completely lifting out of mud;
the metering disc 5 is sleeved on the stirrer shaft 6 in a sliding and non-rotating manner and is positioned below the position adjusting assembly, a detection cavity with a certain volume is arranged in the metering disc 5, and the bottom of the detection cavity is provided with the electronic weight scale 18; the device also comprises a controller which controls the movement of the lifting driving component 13, can calculate the specific gravity of the slurry according to the measured value of the electronic weight scale 18 and displays the specific gravity on a display on the upper end surface of the slurry mixer base 1.
In the invention, an inner sleeve 15 is fixedly embedded in the inner wall of the detection cavity of the metering disc 5, the inner cavity of the inner sleeve 15 is of an inverted cone structure with a small upper end and a large lower end, a hydrophobic layer is coated on the inner wall of the inner sleeve 15, and a hydrophobic layer is also arranged on the bottom surface of the upper end surface of the electronic weight scale 18.
As one of the preferred embodiments, the topmost part of the metering disc 5 is provided with a shield shoulder (not shown) extending inwardly in the radial direction of the mixer shaft.
In this embodiment, the side wall of the bottom of the measuring disc 5 is provided with a plurality of slurry discharge pipes communicated to the detection chamber through slurry discharge channels 21, the end parts of the slurry discharge pipes are provided with control valves 16, and the slurry discharge holes discharge slurry by using the rotating centrifugal force of the stirrer shaft 6.
In order to ensure the slurry discharging effect and ensure the accuracy of the next measurement, the bottom of the metering disc 5 is provided with a slurry discharging groove 19 which connects the inner holes of the slurry discharging flow passages 21 together, and the slurry discharging groove 19 is also provided with an extension groove 20 communicated to the center of the bottom of the metering disc 5.
In order to facilitate the collection and measurement of slurry, the bottom center of the metering disc is provided with a through hole, the fixed sleeve of through hole is provided with a sealed sliding sleeve 17, the circumference array is provided with four clamping shoulders on the inner wall of the sealed sliding sleeve 17, the array is provided with four sliding grooves 14 on the circumference of the stirrer shaft 6, the sliding grooves extend along the axial direction of the stirrer shaft, and the clamping shoulders are embedded in the sliding grooves in a sealed and sliding manner.
In order to facilitate the adjusting position to adapt to the measurement of the not high mud of adaptation, position control assembly includes mounting bracket 11, fixed cover 8, rotatable cover 9, locking bolt 10 and mounting disc 12, wherein, the fixed cover of mounting bracket is established on the outer circumference of fixed cover 8, the rotatable cover of rotatable cover 9 is established agitator shaft 6 with between the fixed cover 8, rotatable cover 9 adopts the threaded connection that locking bolt 10 can lock is in on the agitator shaft, mounting disc 12 is installed the bottom of mounting bracket 11, just lift drive assembly 13 sets up the bottom at mounting disc 12.
As a preferred embodiment, the lifting driving assemblies 13 are two symmetrically arranged, and the lifting driving assemblies 13 adopt pneumatic driving rods.
In order to guarantee the measuring accuracy and prevent the slurry from overflowing during the measurement, the inside of the fixed sleeve 8 is of a stepped inner cavity structure with a small upper part and a large lower end, and the appearance of the rotatable sleeve 9 is of a stepped structure with a small upper end and a large lower end, so that the rotatable sleeve 9 is sleeved in the fixed sleeve 8 in a matching manner, and the fixed sleeve 8 and the rotatable sleeve 9 are arranged in a manner that the fixed sleeve and the rotatable sleeve can not axially move.
In the invention, a driving motor 2 is arranged at the joint of the bottom of the slurry mixer base 1 and the mixer shaft, and a counterweight positioning seat 3 sleeved outside the mixer shaft is arranged at the bottom of the driving motor 2.
When the device is used, firstly, the position is adjusted according to the height of slurry, the rotatable sleeve 9 is rotated, the rotatable sleeve 9 is matched with external threads outside a stirrer shaft by virtue of the rotatable sleeve 9, the rotatable sleeve 9 drives the fixed sleeve 8, the mounting frame and the mounting disc to be adjusted in position, the position adjusting assembly is adjusted, the metering disc can be completely separated from the slurry liquid level when being at the uppermost position, and can be completely immersed in the slurry when moving to the lowermost position, so that sampling is facilitated; then, in the stirring process of the stirrer shaft, if measurement is needed, the rotation speed of the stirrer shaft is reduced or the stirrer shaft stops rotating, the controller is used for controlling the lifting driving assembly 13 to move downwards, so that the measuring disc is completely immersed in the slurry, sampling is carried out, the slurry is filled in a detection cavity of the measuring disc, then the lifting driving assembly 13 moves upwards, the measuring disc is completely separated from the liquid level of the slurry, the electronic weight scale 18 automatically weighs the slurry, the controller automatically calculates the specific gravity according to the internal volume of the electronic weight scale, then, the control valve 16 is opened, the stirrer shaft rotates, centrifugal force enables the slurry to be discharged, and preparation is carried out for next measurement.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. A mud proportion detection device for highway construction is characterized in that the mud proportion detection device is sleeved on a stirrer shaft (6) of a mud stirrer base (1) so as to detect mud for highway construction at any time in the process of mixing and stirring the mud; and is
The position of the mud weight detection device in the axial direction on the stirrer shaft (6) is adjustable, so that the position can be adjusted according to the height of mud; wherein the content of the first and second substances,
the mud weight detection device at least comprises a position adjusting component, a metering disc (5), an electronic weight scale (18) and a lifting driving component (13), wherein the position adjusting component is sleeved on the stirrer shaft (6) in an adjustable position, and the metering disc (5) is connected to the position adjusting component through the lifting driving component so as to drive the metering disc to achieve actions of fully extending into mud and fully lifting out of mud;
the measuring disc (5) is sleeved on the stirrer shaft (6) in a sliding and non-rotating mode and is located below the position adjusting assembly, a detection cavity with a certain volume is formed in the measuring disc (5), and the electronic weight scale (18) is arranged at the bottom of the detection cavity;
the mud mixer further comprises a controller, wherein the controller controls the lifting driving assembly (13) to move, can calculate the specific gravity of mud according to the measured value of the electronic weight scale (18), and displays the specific gravity on a display on the upper end surface of the mud mixer base (1).
2. The mud weight detecting device for highway construction according to claim 1, wherein an inner sleeve (15) is fixedly embedded on the inner wall of the detection cavity of the metering disc (5), the inner cavity of the inner sleeve (15) is of an inverted cone-shaped structure with a small upper end and a large lower end, a hydrophobic layer is coated on the inner wall of the inner sleeve (15), and a hydrophobic layer is also arranged on the bottom surface of the upper end surface of the electronic weight scale (18).
3. The mud weight sensing apparatus for road construction according to claim 2, wherein the topmost portion of the metering disc (5) is provided with a shielding shoulder extending inward in a radial direction of the mixer shaft.
4. The mud weight detecting device for road construction according to claim 2, wherein a plurality of slurry discharging pipes connected to the detecting chamber by slurry discharging flow passages (21) are provided on a bottom side wall of the metering disc (5), a control valve (16) is provided at an end of the slurry discharging pipe, and the slurry discharging holes discharge the slurry by using a rotating centrifugal force of the agitator shaft (6).
5. The mud weight detecting device for road construction according to claim 4, wherein the bottom of the metering disc (5) is provided with a mud discharging groove (19) connecting the inner holes of the mud discharging flow passages (21) together, and the mud discharging groove (19) is further provided with an extension groove (20) communicated to the bottom center of the metering disc (5).
6. The mud weight detecting device for road construction according to claim 1, wherein a through hole is formed in the center of the bottom of the metering disc, a sealing sliding sleeve (17) is fixedly sleeved on the through hole, four clamping shoulders are arranged on the inner wall of the sealing sliding sleeve (17) in a circumferential array, four sliding grooves (14) are arranged on the circumference of the stirrer shaft (6) in an array, the sliding grooves extend along the axial direction of the stirrer shaft, and the clamping shoulders are embedded in the sliding grooves in a sealing and sliding mode.
7. The mud weight detection device for road construction according to claim 6, wherein the position adjustment assembly comprises a mounting frame (11), a fixed sleeve (8), a rotatable sleeve (9), a locking bolt (10) and a mounting disc (12), wherein the mounting frame is fixedly sleeved on the outer circumference of the fixed sleeve (8), the rotatable sleeve of the rotatable sleeve (9) is sleeved between the stirrer shaft (6) and the fixed sleeve (8), the rotatable sleeve (9) adopts the lockable threaded connection of the locking bolt (10) on the stirrer shaft, the mounting disc (12) is installed at the bottom of the mounting frame (11), and the lifting drive assembly (13) is arranged at the bottom of the mounting disc (12).
8. The mud weight detecting device for highway construction according to claim 7, wherein said lifting driving assembly (13) is two symmetrically arranged, and said lifting driving assembly (13) is a pneumatic driving rod.
9. The mud weight detecting device for highway construction according to claim 7, wherein the inside of the fixed sleeve (8) is a stepped inner cavity structure with a small upper part and a large lower part, and the outer shape of the rotatable sleeve (9) is a stepped structure with a small upper part and a large lower part, so that the rotatable sleeve (9) is sleeved in the fixed sleeve (8) in a matching way, and the arrangement between the fixed sleeve (8) and the rotatable sleeve (9) which can rotate but can not move axially is realized.
10. The mud weight detecting device for the road construction according to claim 1, wherein a driving motor (2) is arranged at the joint of the bottom of the mud mixer base (1) and the mixer shaft, and a counterweight positioning base (3) sleeved outside the mixer shaft is arranged at the bottom of the driving motor (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910136379.1A CN109883882B (en) | 2019-02-25 | 2019-02-25 | Mud proportion detection device for highway construction |
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| CN201910136379.1A CN109883882B (en) | 2019-02-25 | 2019-02-25 | Mud proportion detection device for highway construction |
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| CN109883882B true CN109883882B (en) | 2020-06-16 |
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| CN112268835B (en) * | 2020-09-07 | 2024-05-17 | 中国一冶集团有限公司 | Specific gravity detection device |
| CN112697642A (en) * | 2020-12-05 | 2021-04-23 | 合肥市公路桥梁工程有限责任公司 | Highway construction slurry proportion detection device and method convenient to adjust |
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| SU1226157A1 (en) * | 1984-11-20 | 1986-04-23 | Дальневосточный технический институт рыбной промышленности и хозяйства | Apparatus for determining liquid density |
| JPH11304682A (en) * | 1998-04-23 | 1999-11-05 | Mitsubishi Heavy Ind Ltd | Density measuring device for cryogenic fluid |
| JP2004093465A (en) * | 2002-09-03 | 2004-03-25 | Mitsubishi Heavy Ind Ltd | Weight measurement type slurry densitometer and measuring method |
| CN202793960U (en) * | 2012-07-30 | 2013-03-13 | 昆明理工大学 | Ore pulp density detection device |
| CN103466234B (en) * | 2013-09-06 | 2015-07-08 | 长城信息产业股份有限公司 | Sensor device for utilizing fiber bragg grating (FBG) to measure oil weight of oil tank |
| CN105510177A (en) * | 2016-01-14 | 2016-04-20 | 浙江科技学院 | Device for detecting liquid density of shale gas |
| CN206523398U (en) * | 2017-01-12 | 2017-09-26 | 中交一公局第五工程有限公司 | A kind of mud balance detection means of construction of the highway |
| CN207336287U (en) * | 2017-04-27 | 2018-05-08 | 新昌县新诚工业产品设计有限公司 | A kind of mud balance detection device of construction of the highway |
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| CN108693070A (en) * | 2018-04-03 | 2018-10-23 | 扬州大学 | It is compacted asphalt mixture density measuring device |
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| 搅拌式矿浆浓度检测系统的研究与设计;韩中园 等;《重庆理工大学学报(自然科学)》;20131231;第27卷(第12期);第91-94页 * |
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