CN112114118A - Concrete slump detection device for building construction and use method - Google Patents
Concrete slump detection device for building construction and use method Download PDFInfo
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- CN112114118A CN112114118A CN202010957646.4A CN202010957646A CN112114118A CN 112114118 A CN112114118 A CN 112114118A CN 202010957646 A CN202010957646 A CN 202010957646A CN 112114118 A CN112114118 A CN 112114118A
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; ceramics; glass; bricks
- G01N33/383—Concrete, cement
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
A concrete slump detection device for building construction and a using method thereof comprise a slump bucket, a motor, a cam, a movable plate, an elastic assembly, a fixed plate, a knocking assembly, a movable frame, a mounting frame, a workbench and a control switch; the slump bucket, the motor and the fixed plate are all arranged on the movable frame; the motor is in driving connection with the cam; the cam is abutted against the bottom of the moving plate; the elastic assemblies are uniformly arranged in multiple groups around the central axis of the slump barrel and comprise first sliding rods and elastic pieces, the first sliding rods are vertically arranged at the top of the movable plate, and the first sliding rods penetrate through the fixed plate and are in sliding connection with the fixed plate; the knocking component is uniformly provided with a plurality of groups around the central shaft of the slump bucket, comprises a fixed table, a rotating plate, a knocking hammer and a sliding rod, and is arranged on the fixed plate. The invention can automatically knock the barrel wall, saves time and labor, reduces the labor intensity of workers, can stably and upwards separate the barrel from concrete, reduces errors and ensures the detection accuracy.
Description
Technical Field
The invention relates to the technical field of concrete detection, in particular to a concrete slump detection device for building construction and a using method thereof.
Background
Slump is a method and an index for measuring concrete workability, slump tests are usually carried out in construction sites and laboratories to measure the fluidity of the mixture, and visual experience is used for evaluating the cohesiveness and the water retention. The slump is measured by a quantitative index, and is used for judging whether the construction can be normally carried out. When the slump is detected, a horn-shaped slump bucket with an upper opening of 100mm, a lower opening of 200mm and a height of 300mm is used for pouring concrete and filling the concrete for three times, and a rammer is used for uniformly knocking from outside to inside along the wall of the bucket after each filling.
The existing mode of knocking the barrel wall by the rammer is generally manual knocking, which wastes time and labor and has high labor intensity; when the bucket is pulled up manually, the bucket is not easy to stably and upwards separate from the concrete, so that the detection error of the concrete is improved, and the detection accuracy is reduced.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides a concrete slump detection device for building construction and a use method thereof, which can automatically knock the barrel wall, save time and labor, reduce the labor intensity of workers, stably and upwards separate the barrel from the concrete, reduce errors and ensure the detection accuracy.
(II) technical scheme
The invention provides a concrete slump detection device for building construction, which comprises a slump bucket, a motor, a cam, a movable plate, an elastic assembly, a fixed plate, a knocking assembly, a movable frame, an installation frame, a workbench and a control switch, wherein the motor is connected with the movable plate;
the slump bucket, the motor and the fixed plate are all arranged on the movable frame; the motor is in driving connection with the cam; the cam is abutted against the bottom of the moving plate; the elastic assemblies are uniformly arranged in multiple groups around the central axis of the slump barrel and comprise first sliding rods and elastic pieces, the first sliding rods are vertically arranged at the tops of the movable plates, the first sliding rods penetrate through the fixed plates and are in sliding connection with the fixed plates, the elastic pieces are vertically arranged, and two ends of the elastic pieces in the vertical direction are respectively connected with the movable plates and the fixed plates; the slump constant barrel comprises a slump constant barrel, and is characterized in that multiple groups of knocking assemblies are uniformly arranged around the central shaft of the slump constant barrel, each knocking assembly comprises a fixed table, a rotating plate, a knocking hammer and a sliding rod, the fixed table is arranged on the fixed plate, one end of the rotating plate is rotatably connected with the fixed table, the other end of the rotating plate is connected with the knocking hammer, a sliding hole for penetrating through the sliding rod is formed in the rotating plate, the sliding rod is slidably connected with the rotating plate, the sliding rod is arranged on the moving plate, and the central shaft of the sliding rod is perpendicular; the mounting rack and the control switch are both arranged on the workbench; the mounting frame is provided with a movement driving mechanism for driving the moving frame to move along the vertical direction; the control switch is respectively connected with the motor and the mobile driving mechanism in a control way.
Preferably, the elastic member is a compression spring, and the elastic member is fitted around the outer peripheral side of the first slide bar.
Preferably, a second sliding rod is vertically arranged at the top of the movable frame; the second sliding rod penetrates through the top of the mounting frame and is in sliding connection with the mounting frame; the mobile driving mechanism is an electric push rod, an air cylinder or a hydraulic oil cylinder, the output end of the mobile driving mechanism is connected with a reinforcing platform, and the reinforcing platform is connected with the mobile frame.
Preferably, the top end of the second sliding rod is connected with a blocking platform; the edge of the baffle table is provided with a fillet; the top end of the first sliding rod is connected with a connecting plate; the connecting plate is of a circular ring structure and is positioned on the peripheral side of the slump bucket.
Preferably, the rapping hammer is a rubber hammer.
Preferably, the mounting rack is of a U-shaped plate structure, a U-shaped opening of the mounting rack is arranged downwards, and reinforcing ribs are arranged at the structural turning positions of the mounting rack; slump bucket, motor, cam, movable plate, first slide bar, elastic component, fixed plate, fixed station, rotor plate, strike hammer, slide bar and removal frame all are located the mounting bracket inboard.
Preferably, the bottom of the workbench is provided with a support frame; the bottom of the support frame is provided with a trundle; the caster is provided with a foot cup.
Preferably, the use method of the device comprises the following steps:
s1, controlling the moving driving mechanism through the control switch to enable the moving driving mechanism to drive the moving frame to move downwards, and enabling the bottom end of the slump bucket to be in contact with the top surface of the workbench;
s2, pouring concrete to be detected into the slump bucket for three times, after each pouring, controlling a motor through a control switch, wherein an output end of the motor drives a cam to rotate, the cam pushes a movable plate to move upwards, an elastic piece is compressed between the movable plate and a fixed plate, and when the cam continues to rotate, the elastic piece pushes the movable plate to move downwards, so that the movable plate moves upwards and downwards, the movable plate drives a sliding rod to move upwards and downwards, the sliding rod drives the movable plate to swing in a reciprocating mode, and the movable plate drives a knocking hammer to knock the slump bucket in a reciprocating mode;
s3, after concrete is filled, leveling the concrete at the top of the slump bucket;
s4, controlling the moving driving mechanism through the control switch, driving the moving frame to move upwards by the moving driving mechanism, and moving the slump constant barrel from bottom to top and moving away from the concrete;
s5, measuring the top height of the concrete after slump, and subtracting the top height of the concrete after slump from the barrel height of the slump barrel to obtain the slump of the concrete.
Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects:
the invention can automatically knock the barrel wall, saves time and labor, reduces the labor intensity of workers, can stably and upwards separate the barrel from concrete, reduces errors and ensures the detection accuracy. The movable driving mechanism is arranged to drive the movable frame to move up and down, when the movable frame moves downwards to a limit position, the bottom end of the slump bucket is in contact with the top surface of the workbench, workers can fill concrete into the slump bucket, when the movable frame moves upwards to the limit position, the slump bucket moves away from the concrete, the concrete naturally slump, and detection errors are low; through setting up the motor, can drive the cam and rotate, utilize elastic component to drive the movable plate and reciprocate to drive the rotor plate swing, and then drive and strike hammer reciprocating swing, in order to strike slump bucket barrel wall, save the manual work.
Drawings
Fig. 1 is a schematic structural diagram of a concrete slump detection device for building construction according to the present invention.
Fig. 2 is an enlarged view of a structure at a in fig. 1.
Fig. 3 is a partial structural sectional view of a concrete slump detecting apparatus for construction according to the present invention.
Reference numerals: 1. a slump bucket; 2. a motor; 3. a cam; 4. moving the plate; 5. a first slide bar; 6. a connecting plate; 7. an elastic member; 8. a fixing plate; 9. a fixed table; 10. a rotating plate; 1001. a sliding channel; 11. knocking hammers; 12. a slide bar; 13. a movable frame; 14. a movement drive mechanism; 15. a second slide bar; 16. blocking the platform; 17. a mounting frame; 18. a work table; 19. a control switch; 20. a support frame; 21. and a caster.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 3, the concrete slump detection device for building construction provided by the invention comprises a slump cone 1, a motor 2, a cam 3, a movable plate 4, an elastic assembly, a fixed plate 8, a knocking assembly, a movable frame 13, a mounting frame 17, a workbench 18 and a control switch 19;
the slump constant barrel 1, the motor 2 and the fixed plate 8 are all arranged on the movable frame 13; the motor 2 is in driving connection with the cam 3; the cam 3 is abutted against the bottom of the moving plate 4; the multiple groups of elastic assemblies are uniformly arranged around the central axis of the slump barrel 1 and comprise first sliding rods 5 and elastic pieces 7, the first sliding rods 5 are vertically arranged at the top of the movable plate 4, the first sliding rods 5 penetrate through the fixed plate 8 and are in sliding connection with the fixed plate 8, the elastic pieces 7 are vertically arranged, and two ends of the elastic pieces 7 in the vertical direction are respectively connected with the movable plate 4 and the fixed plate 8; the knocking component is uniformly provided with a plurality of groups around the central shaft of the slump barrel 1, the knocking component comprises a fixed table 9, a rotating plate 10, a knocking hammer 11 and a sliding rod 12, the fixed table 9 is arranged on a fixed plate 8, one end of the rotating plate 10 is rotatably connected with the fixed table 9, the other end of the rotating plate 10 is connected with the knocking hammer 11, a sliding hole 1001 for penetrating through the sliding rod 12 is formed in the rotating plate 10, the sliding rod 12 is slidably connected with the rotating plate 10, the sliding rod 12 is arranged on a moving plate 4, and the central shaft of the sliding rod 12 is perpendicular to the central shaft of the slump barrel 1; the mounting rack 17 and the control switch 19 are both arranged on the workbench 18; the mounting frame 17 is provided with a movement driving mechanism 14 for driving the moving frame 13 to move along the vertical direction; the control switch 19 is respectively connected with the motor 2 and the movement driving mechanism 14 in a control way.
In an alternative embodiment, the elastic member 7 is a compression spring, and the elastic member 7 is sleeved on the outer periphery of the first sliding rod 5, so that the elastic member 7 can stably extend and contract without falling off from the outer periphery of the first sliding rod 5.
In an alternative embodiment, a second sliding rod 15 is vertically arranged on the top of the moving frame 13; the second sliding rod 15 penetrates through the top of the mounting frame 17 and is in sliding connection with the mounting frame 17; the moving driving mechanism 14 is an electric push rod, an air cylinder or a hydraulic oil cylinder, the output end of the moving driving mechanism 14 is connected with a reinforcing table, and the reinforcing table is connected with the moving frame 13.
It should be noted that, through setting up second slide bar 15 and reinforcing platform, can improve the stationarity that removes frame 13 and the accuracy of moving direction that reciprocates to guarantee that slump bucket 1 can steady reciprocate, and then guaranteed the accuracy of testing result.
In an alternative embodiment, a stop 16 is connected to the top end of the second sliding rod 15; the edge of the baffle table 16 is provided with a fillet, so that the second sliding rod 15 can be prevented from falling off; the top end of the first sliding rod 5 is connected with a connecting plate 6; the connecting plate 6 is of a circular ring structure and is positioned on the outer peripheral side of the slump bucket 1, and the first sliding rod 5 can be prevented from falling off.
In an alternative embodiment, the knocking hammer 11 is a rubber hammer to avoid damage to the slump cone 1 when the slump cone 1 is knocked.
In an alternative embodiment, the mounting frame 17 is a U-shaped plate structure, the U-shaped opening of the mounting frame 17 is arranged downward, and the structural turning part of the mounting frame 17 is provided with a reinforcing rib, so that the structural strength of the mounting frame 17 is improved, the mobile driving mechanism 14 can stably drive the mobile frame 13 to move, and further the slump cone 1 can stably move; the slump cone 1, the motor 2, the cam 3, the moving plate 4, the first sliding rod 5, the elastic piece 7, the fixed plate 8, the fixed table 9, the rotating plate 10, the knocking hammer 11, the sliding rod 12 and the moving frame 13 are all located on the inner side of the mounting frame 17.
In an alternative embodiment, a support frame 20 is provided at the bottom of the working table 18; the bottom of the support frame 20 is provided with a caster 21; the caster 21 is provided with a foot cup, which is convenient for flexibly moving or fixing the device according to the use requirement.
In an alternative embodiment, the method of using the device comprises the steps of:
s1, controlling the movement driving mechanism 14 through the control switch 19, and enabling the movement driving mechanism 14 to drive the moving frame 13 to move downwards, so that the bottom end of the slump cone 1 is in contact with the top surface of the workbench 18;
s2, pouring concrete to be detected into the slump bucket 1 for three times, after each pouring, controlling the motor 2 through the control switch 19, driving the cam 3 to rotate by the output end of the motor 2, driving the moving plate 4 to move upwards by the cam 3, compressing the elastic piece 7 between the moving plate 4 and the fixed plate 8, when the cam 3 continues to rotate, driving the moving plate 4 to move downwards by the elastic piece 7, so that the moving plate 4 moves upwards and downwards, driving the sliding rod 12 to move upwards and downwards by the moving plate 4, driving the rotating plate 10 to swing in a reciprocating manner by the sliding rod 12, and driving the knocking hammer 11 to knock the slump bucket 1 in a reciprocating manner by the rotating plate 10;
s3, after concrete is filled, leveling the concrete on the top of the slump bucket 1;
s4, controlling the movement driving mechanism 14 through the control switch 19, driving the movement driving mechanism 14 to move the movement frame 13 upwards, so that the slump cone 1 moves from bottom to top and moves away from the concrete;
s5, measuring the top height of the concrete after slump, and subtracting the top height of the concrete after slump from the height of the slump bucket 1 to obtain the slump of the concrete.
The invention can automatically knock the barrel wall, saves time and labor, reduces the labor intensity of workers, can stably and upwards separate the barrel from concrete, reduces errors and ensures the detection accuracy. The movable driving mechanism 14 is arranged to drive the movable frame 13 to move up and down, when the movable frame 13 moves downwards to a limit position, the bottom end of the slump cone 1 is in contact with the top surface of the workbench 18, workers can fill concrete into the slump cone 1, when the movable frame 13 moves upwards to the limit position, the slump cone 1 is moved away from the concrete, the concrete naturally slump, and detection errors are low; through setting up motor 2, can drive cam 3 and rotate, utilize elastic component to drive movable plate 4 and reciprocate to drive rotor plate 10 swing, and then drive and strike hammer 11 reciprocating swing, strike to 1 bucket wall of slump bucket, save the manual work.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. A concrete slump detection device for building construction is characterized by comprising a slump bucket (1), a motor (2), a cam (3), a moving plate (4), an elastic assembly, a fixed plate (8), a knocking assembly, a moving frame (13), an installation frame (17), a workbench (18) and a control switch (19);
the slump bucket (1), the motor (2) and the fixed plate (8) are all arranged on the movable frame (13); the motor (2) is in driving connection with the cam (3); the cam (3) is abutted against the bottom of the moving plate (4); the multiple groups of elastic assemblies are uniformly arranged around the central shaft of the slump barrel (1), each elastic assembly comprises a first sliding rod (5) and an elastic part (7), each first sliding rod (5) is vertically arranged at the top of the corresponding movable plate (4), each first sliding rod (5) penetrates through the corresponding fixed plate (8) and is in sliding connection with the corresponding fixed plate (8), each elastic part (7) is vertically arranged, and two ends of each elastic part (7) in the vertical direction are respectively connected with the corresponding movable plate (4) and the corresponding fixed plate (8); the slump constant barrel comprises a slump barrel (1), wherein multiple groups of knocking components are uniformly arranged around a central shaft of the slump barrel, each knocking component comprises a fixed table (9), a rotating plate (10), a knocking hammer (11) and a sliding rod (12), the fixed table (9) is arranged on a fixed plate (8), one end of the rotating plate (10) is rotatably connected with the fixed table (9), the other end of the rotating plate (10) is connected with the knocking hammer (11), a sliding hole channel (1001) for penetrating through the sliding rod (12) is formed in the rotating plate (10), the sliding rod (12) is slidably connected with the rotating plate (10), the sliding rod (12) is arranged on a moving plate (4), and the central shaft of the sliding rod (12) is perpendicular to the central shaft of the slump barrel (1); the mounting rack (17) and the control switch (19) are arranged on the workbench (18); a movement driving mechanism (14) for driving the moving frame (13) to move along the vertical direction is arranged on the mounting frame (17); the control switch (19) is respectively connected with the motor (2) and the moving driving mechanism (14) in a control way.
2. The concrete slump detection device for building construction according to claim 1, wherein the elastic member (7) is a compression spring, and the elastic member (7) is fitted around the outer peripheral side of the first slide bar (5).
3. The concrete slump detecting device for construction according to claim 1, wherein a second sliding bar (15) is vertically provided on the top of the moving frame (13); the second sliding rod (15) penetrates through the top of the mounting frame (17) and is in sliding connection with the mounting frame (17); the mobile driving mechanism (14) is an electric push rod, an air cylinder or a hydraulic oil cylinder, the output end of the mobile driving mechanism (14) is connected with a reinforcing table, and the reinforcing table is connected with the mobile frame (13).
4. The concrete slump detecting device for construction according to claim 3, wherein a stopper (16) is connected to the top end of the second slide bar (15); the edge of the baffle table (16) is provided with a fillet; the top end of the first sliding rod (5) is connected with a connecting plate (6); the connecting plate (6) is of a circular ring structure and is positioned on the outer peripheral side of the slump bucket (1).
5. The concrete slump detection device for building construction according to claim 1, wherein the hammering hammer (11) is a rubber hammer.
6. The concrete slump detection device for building construction according to claim 1, wherein the mounting frame (17) is a U-shaped plate structure, the U-shaped opening of the mounting frame (17) is arranged downwards, and the structural turning part of the mounting frame (17) is provided with a reinforcing rib; slump bucket (1), motor (2), cam (3), movable plate (4), first slide bar (5), elastic component (7), fixed plate (8), fixed station (9), rotor plate (10), strike hammer (11), slide bar (12) and removal frame (13) all are located mounting bracket (17) inboard.
7. The concrete slump detection device for building construction according to claim 1, wherein a support frame (20) is provided at the bottom of the work table (18); the bottom of the support frame (20) is provided with a caster (21); the caster (21) is provided with a foot cup.
8. The concrete slump detection device for construction according to claim 1, wherein the use method of the device comprises the following steps:
s1, controlling the moving driving mechanism (14) through the control switch (19), and enabling the moving driving mechanism (14) to drive the moving frame (13) to move downwards, so that the bottom end of the slump bucket (1) is in contact with the top surface of the workbench (18);
s2, pouring concrete to be detected into the slump bucket (1) for three times, after each pouring, controlling the motor (2) through the control switch (19), driving the cam (3) to rotate by the output end of the motor (2), pushing the moving plate (4) to move upwards by the cam (3), compressing the elastic piece (7) between the moving plate (4) and the fixed plate (8), when the cam (3) continues to rotate, pushing the moving plate (4) to move downwards by the elastic piece (7), so that the moving plate (4) moves upwards and downwards, driving the sliding rod (12) to move upwards and downwards by the moving plate (4), driving the rotating plate (10) to swing to and fro by the sliding plate (12), and driving the knocking hammer (11) to knock the slump bucket (1) to and fro by the rotating plate (10);
s3, after concrete is filled, leveling the concrete on the top of the slump bucket (1);
s4, controlling the moving driving mechanism (14) through the control switch (19), wherein the moving driving mechanism (14) drives the moving frame (13) to move upwards, so that the slump cone (1) moves from bottom to top and is moved away from the concrete;
s5, measuring the top height of the concrete after slump, and subtracting the top height of the concrete after slump from the height of the slump bucket (1) to obtain the slump of the concrete.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010957646.4A CN112114118A (en) | 2020-09-14 | 2020-09-14 | Concrete slump detection device for building construction and use method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010957646.4A CN112114118A (en) | 2020-09-14 | 2020-09-14 | Concrete slump detection device for building construction and use method |
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| CN202010957646.4A Pending CN112114118A (en) | 2020-09-14 | 2020-09-14 | Concrete slump detection device for building construction and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964601A (en) * | 2021-02-06 | 2021-06-15 | 青岛建一混凝土有限公司 | Concrete penetration resistance instrument |
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| CN211478321U (en) * | 2019-12-26 | 2020-09-11 | 耐尔得智能科技香河有限公司 | Concrete slump check out test set for construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108680463A (en) * | 2018-05-21 | 2018-10-19 | 中测测试科技（杭州）有限公司 | A kind of construction concrete caving degree detecting device and application method |
| CN108760459A (en) * | 2018-05-31 | 2018-11-06 | 温州奇思科技有限公司 | A kind of construction smashes even device and application method with slump bucket |
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