CN112627534B - Control method of concrete pouring and vibrating integrated device - Google Patents
Control method of concrete pouring and vibrating integrated device Download PDFInfo
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- CN112627534B CN112627534B CN202011426556.9A CN202011426556A CN112627534B CN 112627534 B CN112627534 B CN 112627534B CN 202011426556 A CN202011426556 A CN 202011426556A CN 112627534 B CN112627534 B CN 112627534B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/06—Solidifying concrete, e.g. by application of vacuum before hardening
- E04G21/08—Internal vibrators, e.g. needle vibrators
Abstract
The invention discloses a concrete pouring and vibrating integrated device and a control method thereof, belongs to the technical field of building engineering, realizes the integration and automatic control of pouring and vibrating in the concrete pouring process, realizes the automatic displacement of vibration points, and can automatically set the vibrating time and the vibrating height of each vibration point according to the actual pouring condition so that the concrete of each vibration point can be fully vibrated. Meanwhile, the three vibrators on the disc can be arranged in an isosceles triangle or straight line shape to meet the requirements of different casting section widths, and the disc type vibrating machine is suitable for vibrating concrete of large-area bottom plates or concrete needing deep-layer vibration and dense areas. The invention realizes the integration and automatic pouring and vibration of concrete in the building engineering, liberates labor force, can meet various vibration requirements, and avoids the engineering problems of vibration leakage, uneven vibration and the like.
Description
Technical Field
The invention belongs to the technical field of constructional engineering, and relates to a control method of a concrete pouring and vibrating integrated device.
Background
The pouring and vibrating of concrete are important factors influencing engineering quality and ensuring structure safety, most of the existing concrete pouring modes adopt pouring and vibrating distribution operation, the in-situ pouring conditions are severe, manual operation is needed, and a large amount of manpower is consumed.
Meanwhile, the existing concrete pouring and vibrating mode still has a series of engineering quality problems of concrete pitted surface, rib leakage, holes and the like caused by uneven vibration or vibration leakage, and the concrete vibrating device is inconvenient to move, cannot vibrate deeply and cannot fully vibrate dense areas and other construction problems.
Disclosure of Invention
The invention aims to: in order to solve the problems in the prior art, the invention provides a control method of a concrete pouring and vibrating integrated device.
The technical scheme is as follows: in order to achieve the purpose of the invention, the invention adopts the following technical scheme:
a concrete pouring and vibrating integrated device comprises a first vibrator, a second vibrator and a third vibrator which are arranged on a disc, wherein the first vibrator and the third vibrator are symmetrically arranged on the diameter of the disc, and the second vibrator is arranged on a slide rail passing through the center of the disc; the first vibrator, the second vibrator and the third vibrator respectively comprise a vibrating motor chamber, a rigid telescopic rod, a distance sensor, a damping hose and a vibrating rod, wherein a motor for providing power for the vibrating rod is arranged in the vibrating motor chamber; the control method of the concrete pouring and vibrating integrated device comprises the following conditions:
rigid telescopic link on the fixed distance sensor of placing, distance sensor is known value h to the distance of vibrating rod bottom, gathers the distance of position to concrete placement bottom, feeds back distance information to the control center of telescopic link, control center judges the regulation state on the rigid telescopic link:
(1) when not pouring in layers, in order to ensure that the vibrating rod is inserted into the concrete and is 5-10cm away from the bottom, the control center judges the adjusting condition of the telescopic rod according to the distance H from the distance sensor to the bottom of the concrete, wherein the distance H is acquired by the distance sensor, and the adjusting condition of the telescopic rod is judged by the distance delta H being H-H-5:
adjusting the delta H downwards when the delta H is H-H-5 is more than 0, and extending the rigid telescopic rod;
adjusting the delta H upwards when the delta H is H-H-5 is less than 0, and shortening the rigid telescopic rod;
Δ H-5-0, no adjustment is required;
(2) when the concrete is poured in layers, in order to ensure that the vibrating rod is inserted into the lower layer concrete for at least 5cm, the control center acquires the distance H from the distance sensor to the surface of the lower layer concrete according to the distance sensor1By Δ H ═ H1-h +5 judging the adjustment condition on the rigid telescopic rod:
Δh＝H1the-h +5 is more than 0, the downward adjustment is performed by delta h, and the rigid telescopic rod extends;
Δh＝H1h +5 < 0 by upward adjustment of Δh, shortening the rigid telescopic rod;
Δh＝H1-h +5 ═ 0, no adjustment required;
under two kinds of different circumstances of pouring on the above, control center passes through the length on the automatically regulated rigid telescopic link, and the indirect height of adjusting the vibrating rod and inserting in the concrete satisfies the needs of actually vibrating.
Furthermore, the disc is connected to the guide rail of the telescopic rod through a rotating suspension rod, and the rotating suspension rod drives the vibrating device to move along the guide rail.
Furthermore, the first vibrator, the second vibrator and the third vibrator are respectively and uniformly spaced from the center of the disc by 30-50cm, and the diameter of the disc is 0.5-2 m. Preferably, the first vibrator, the second vibrator and the third vibrator are respectively 40cm away from the center of the disc, and the diameter of the disc is 1 m.
Further, the distance sensor is divided into a first distance sensor, a second distance sensor and a third distance sensor, and the first distance sensor, the second distance sensor and the third distance sensor are arranged in one-to-one correspondence with the first vibrator, the second vibrator and the third vibrator.
Further, when the first vibrator, the second vibrator and the third vibrator are arranged in an isosceles triangle shape and move according to the sequence of the determinant, the distance between the moving positions of the first vibrator, the second vibrator and the third vibrator should not be more than 30-50 cm.
Furthermore, when the first vibrator, the second vibrator and the third vibrator are arranged in a straight line shape, the vibrator is used for vibrating structural parts such as beams with narrow pouring sections or needing deep vibration, the vibrating parts move according to the sequence of the determinant, and the distance between the moving positions of the first vibrator, the second vibrator and the third vibrator is not more than 30-50cm, so that the vibrator meets the requirement of actual engineering. Preferably, the distance between the moving positions of the first vibrator, the second vibrator and the third vibrator is not more than 40 cm.
Has the advantages that: compared with the prior art, the method has the advantages that the pouring and vibrating integration and automatic control in the concrete pouring process are realized, the automatic displacement of the vibrating points is realized, the vibrating time and the vibrating height of each vibrating point can be automatically set according to the actual pouring condition, and the concrete of each vibrating point can be fully vibrated; and the jib drives the vibrator and can remove along the guide rail on the pumping car telescopic link to this distance between adjusting vibrator and the unloading pipe satisfies the different demands of pouring. Meanwhile, the disc can drive the three vibrators to rotate, and the spatial positions of the three vibrators are adjusted. The three vibrators on the disc can be arranged in an isosceles triangle or straight line shape, wherein the isosceles triangle can be used for vibrating common bottom plate concrete, the straight line shape can be used for vibrating structural parts such as beams and the like with narrower casting sections or needing deep vibration, the three vibrators move in sequence of the lines and columns, and the condition that the concrete is not uniformly vibrated or leaks is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a concrete pouring and vibrating integrated device and a control method thereof;
FIG. 2 is a schematic view of concrete vibrators arranged in an isosceles triangle;
FIG. 3 is a schematic view of a concrete vibrator arranged in a straight line;
FIG. 4 is a schematic diagram of the automatic control of the extension and retraction of the concrete vibrator;
FIG. 5 is a diagram of a vibration point walking diagram of the concrete vibrator during vibration; wherein, fig. 5(a) is a vibration point walking bitmap when the concrete vibrators are arranged according to an isosceles triangle and vibrated longitudinally; fig. 5(b) is a vibration point walking bitmap after the disc is rotated 90 degrees counterclockwise when the concrete vibrators are arranged in an isosceles triangle.
Reference numerals: 1-concrete pumping vehicle, 2-concrete pumping vehicle telescopic rod, 3-vibrating device, 4-first vibrator, 5-second vibrator, 6-third vibrator, 7-rotary suspender, 8-disc, 9-control center, 10-concrete blanking pipe, 11-slide rail, 21-guide rail, 41-vibrating motor chamber, 42-rigid telescopic rod, 43-first distance sensor, 44-damping hose, 45-vibrating rod, 51-second distance sensor, 61-third distance sensor, 91-signal receiving center, 92-command sending center and 411-vibrating motor.
Detailed Description
The structure and performance of the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 5, a control method of a concrete pouring and vibrating integrated device includes a concrete pumping vehicle 1, a concrete pumping vehicle telescopic rod 2, a vibrating device 3, a first vibrator 4, a second vibrator 5, a third vibrator 6, a rotating boom 7, a disc 8, a control center 9, a concrete discharging pipe 10, a slide rail 11, a guide rail 21, a vibrating motor chamber 41, a rigid telescopic rod 42, a first distance sensor 43, a damping hose 44, a vibrating rod 45, a second distance sensor 51, and a third distance sensor 61.
The concrete pumping vehicle 1, the concrete pumping vehicle telescopic rod 2 and the concrete discharging pipe 10 are foldable concrete pumping devices used in actual engineering and are known products. The guide rail 21 is a section of rigid slide rail attached to the rigid telescopic rod 2 of the concrete pumping vehicle, the disc 8 is hung on the guide rail 21 of the telescopic rod 2 of the concrete pumping vehicle through the rotating suspension rod 7, the suspension rod 7 can drive the vibrating device 3 to move along the guide rail 21, and the disc 8 can rotate.
The first vibrator 4, the second vibrator 5 and the third vibrator 6 are hoisted on the disc 8 in an isosceles triangle or straight line shape, the first vibrator 4 and the third vibrator 6 are symmetrically arranged on the diameter of the disc 8, the second vibrator 5 is arranged on a slide rail 11 passing through the center of a circle, and the position of the second vibrator 5 can be fixed and can also freely move along the slide rail 11.
Through the movement of the second vibrator 5 on the slide rail 11, the isosceles triangle arrangement and the linear arrangement of the vibrators are changed. The first vibrator 4, the second vibrator 5 and the third vibrator 6 are respectively and uniformly spaced from the center of the disc 8 by 30-50cm, and the diameter of the disc 8 is 0.5-2 m.
The first vibrator 4, the second vibrator 5 and the third vibrator 6 respectively comprise a vibrating motor chamber 41, a rigid telescopic rod 42, a distance sensor, a damping hose 44 and a vibrating rod 45.
The motor that provides power for the stick that vibrates 45 is placed in the motor room 41 that vibrates, and rigidity telescopic link 42 is connected down to the motor room 41 that vibrates, and rigidity telescopic link 42 connects the stick that vibrates 45 through a small segment damping hose 44, and distance sensor fixed mounting is on rigidity telescopic link 42. The distance sensor is divided into a first distance sensor 43, a second distance sensor 51 and a third distance sensor 61, and the first distance sensor 43, the second distance sensor 51 and the third distance sensor 61 are arranged in one-to-one correspondence with the first vibrator 4, the second vibrator 5 and the third vibrator 6.
A first distance sensor 43 is fixedly arranged on the rigid telescopic rod 42 (the distance from the first distance sensor 43 to the bottom end of the vibrating rod 45 is a known value h), the distance from the position to the bottom of a concrete pouring layer is collected, and the distance information is fed back to the control center 9 of the telescopic rod, and the control method of the concrete pouring and vibrating integrated device comprises the following steps:
the control center 9 comprises a signal receiving center 91 for receiving instructions from the distance sensor and an instruction sending center 92 for sending work instructions to the vibrating motor 411, and the work is realized by the linkage of all modules through built-in circuits.
The distance sensor sends the distance information to the signal receiving center 91, and synchronously sends a working instruction to the vibrating motor 411 by the instruction sending center, thereby controlling the adjusting state on the rigid telescopic rod 42:
(1) when not pouring in layers, in order to ensure that the vibrating rod 45 is inserted into the concrete 5-10cm away from the bottom, the control center judges the adjusting condition of the telescopic rod 42 according to the distance (H) from the distance sensor to the bottom of the concrete, wherein the distance (H) is acquired by the distance sensor, and the adjusting condition is determined by the control center according to the value of delta H-5:
when the delta H is H-H-5 > 0, the delta H is adjusted downwards, and the rigid telescopic rod 42 extends;
when the delta H is H-H-5 less than 0, the delta H is adjusted upwards, and the rigid telescopic rod 42 is shortened;
Δ H-5-0, no adjustment is required.
(2) When the concrete is poured in layers, in order to ensure that the vibrating rod 45 is inserted into the lower layer concrete for at least 5cm, the control center 9 acquires the distance (H) from the distance sensor to the surface of the lower layer concrete according to the distance collected by the distance sensor1) By Δ H ═ H1H +5 judges the adjustment on the rigid telescopic rod 42:
Δh＝H1-h +5 > 0, adjusting Δ h downwards, and extending the rigid telescopic rod 42;
Δh＝H1-h +5 is less than 0, Δ h is adjusted upwards, and the rigid telescopic rod 42 is shortened;
Δh＝H1-h +5 ═ 0, no adjustment is required.
Under the two different pouring conditions, the control center 9 indirectly adjusts the height of the vibrating rod 45 inserted into the concrete by automatically adjusting the length of the rigid telescopic rod 42, so as to meet the actual vibrating requirement.
The three vibrators (the first vibrator 4, the second vibrator 5 and the third vibrator 6) can be arranged on the disc 8 in an isosceles triangle or straight line shape, when the isosceles triangle is arranged, the vibrating points are moved according to the sequence of the determinant, the distance of the moving positions is not more than 30-50cm, and the position of each moving vibrating point is shown in figure 4; when the straight line arrangement is adopted, the vibrating machine can be used for vibrating structural parts such as beams with narrow pouring sections or needing deep vibration, the vibrating machine moves according to the sequence of the determinant, the distance of the moving position is not more than 30-50cm, the vibrating machine meets the requirement of actual engineering, and the moving of the vibrating machine can be automatically controlled.
By adopting the plug-in vibrator, the tamping is carried out quickly and slowly, the vibrating time of each vibrating point can be set according to the actual vibrating condition and is about 15-20s, and automatic pouring and vibrating are realized. When the concrete is poured too fast and cannot be vibrated in time, the pouring speed can be properly reduced, and the concrete is waited to be vibrated fully.
To different pouring situations, the specification of the vibrating rod 45 can be changed to meet various vibrating requirements.
The working process is as follows: a control method of a concrete pouring and vibrating integrated device can achieve the purpose of pouring concrete and vibrating during engineering operation. The vibrating device 3 is positioned behind the concrete discharging pipe 10 and is connected to a guide rail 21 of a telescopic rod of the concrete pumping vehicle through a rotating suspension rod 7, and the suspension rod drives the vibrating device 3 to move along the guide rail 21 on the telescopic rod of the concrete pumping vehicle, so that the distance between the vibrating device 3 and the discharging pipe 10 is adjusted. Meanwhile, the disc 8 can be driven by the suspender to rotate, and the concrete is vibrated by the first vibrator 4, the second vibrator 5 and the third vibrator 6 which are hoisted on the disc 8. The arrangement scheme of the concrete vibrators on the disc 8 has two modes of an isosceles triangle and a straight line, the first vibrator 4 and the third vibrator 6 are symmetrically arranged on the diameter of the disc 8, the second vibrator 5 is arranged on a sliding rail 11 passing through the center of a circle, and the position of the second vibrator 5 can be fixed and can also freely move along the sliding rail 11. Each vibrator consists of a vibrating motor chamber 41, a rigid telescopic rod 42, a damping hose 44, a vibrating rod 45 and a distance sensor. Wherein, a motor for providing power for the vibrating rod 45 is arranged in the vibrating motor chamber 41; the automatic control of the rigid telescopic rod 42 is that distance information is collected by a distance sensor placed on the telescopic rod and fed back to the control center 9, and the control center 9 adjusts the length of the rigid telescopic rod 42 according to the actual vibrating height requirement so as to meet the vibrating height requirement. The shock-absorbing hose connected with the lower part of the rigid telescopic rod 42 can reduce the vibration effect of the vibrating rod 45 on other vibrators, and the vibrating device 3 can work stably.
It is to be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention, which is to be given the full breadth of the appended claims and any and all equivalent modifications thereof which may occur to those skilled in the art upon reading the present specification.
Claims (6)
1. A control method of a concrete pouring and vibrating integrated device comprises a first vibrator (4), a second vibrator (5) and a third vibrator (6) which are arranged on a disc (8), wherein the first vibrator (4) and the third vibrator (6) are symmetrically arranged on the diameter of the disc (8), the second vibrator (5) is arranged on a slide rail (11) passing through the circle center of the disc (8), the first vibrator (4), the second vibrator (5) and the third vibrator (6) respectively comprise a vibrating motor chamber (41), a rigid telescopic rod (42), a distance sensor, a damping hose (44) and a vibrating rod (45), a motor for providing power for the vibrating rod (45) is arranged in the vibrating motor chamber (41), the rigid telescopic rod (42) is connected to the vibrating motor chamber (41) in a lower mode, rigid telescopic rod (42) are passed through damping hose (44) and are connected vibrating rod (45), and distance sensor fixed mounting is on rigid telescopic rod (42), its characterized in that: the control method of the concrete pouring and vibrating integrated device comprises the following conditions:
a distance sensor is fixedly arranged on the rigid telescopic rod (42), and the distance from the distance sensor to the bottom end of the vibrating rod (45) is a known valuehThe distance of position to concrete placement layer bottom is gathered, gives the control center (9) of telescopic link with distance information feedback, and control center (9) judge the regulation state on rigid telescopic link (42):
1) when the concrete is not poured in a layered mode, in order to ensure that the vibrating rod (45) is inserted into the concrete and is 5-10cm away from the bottom, the control center collects the distance from the distance sensor to the bottom of the concrete according to the distance collected by the distance sensorHBy passing
Judging the adjusting condition of the rigid telescopic rod (42):
2) when the concrete is poured in layers, in order to ensure that the vibrating rod (45) is inserted into the lower layer concrete for at least 5cm, the control center (9) acquires the distance from the distance sensor to the surface of the lower layer concrete according to the distance acquired by the distance sensorH 1 By passing
Judging the adjusting condition on the rigid telescopic rod (42):
under the two different pouring conditions, the control center (9) indirectly adjusts the height of the vibrating rod (45) inserted into the concrete through automatically adjusting the length of the rigid telescopic rod (42), and the actual vibrating requirement is met.
2. The control method of the concrete pouring and vibrating integrated device according to claim 1, characterized in that: the disc (8) is connected to a guide rail (21) of the telescopic rod (2) through a rotating suspension rod (7), and the rotating suspension rod (7) drives the vibrating device (3) to move along the guide rail (21).
3. The control method of the concrete pouring and vibrating integrated device according to claim 1, characterized in that: the first vibrator (4), the second vibrator (5) and the third vibrator (6) are respectively and uniformly spaced from the center of the disc (8) by 30-50cm, and the diameter of the disc (8) is 0.5-2 m.
4. The control method of the concrete pouring and vibrating integrated device according to claim 1, characterized in that: the distance sensor divide into first distance sensor (43), second distance sensor (51), third distance sensor (61), first distance sensor (43), second distance sensor (51), third distance sensor (61) and first vibrator (4), second vibrator (5), third vibrator (6) one-to-one setting.
5. The control method of the concrete pouring and vibrating integrated device according to claim 3, characterized in that: when the first vibrator (4), the second vibrator (5) and the third vibrator (6) are arranged in an isosceles triangle shape and move according to the sequence of the determinant, the distance between the moving positions of the first vibrator (4), the second vibrator (5) and the third vibrator (6) is not more than the distance between the moving positions and the center of the disc.
6. The control method of the concrete pouring and vibrating integrated device according to claim 3, characterized in that: when the first vibrator (4), the second vibrator (5) and the third vibrator (6) are arranged in a straight line shape, the vibrator is used for vibrating structural parts with narrow pouring sections or needing deep vibration and moves according to the sequence of the determinant, and the distance between the moving positions of the first vibrator (4), the second vibrator (5) and the third vibrator (6) is not more than the distance between the first vibrator and the center of the disc.
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| CN113089641B (en) * | 2021-04-20 | 2022-09-27 | 爱德森堡新材料有限公司 | Mortar injection equipment |
| CN113719125A (en) * | 2021-08-12 | 2021-11-30 | 赵东 | Concrete placement high frequency vibrates integration assembled pipeline discharge head |
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