CN116400060B - A slump testing device for building concrete - Google Patents
A slump testing device for building concreteInfo
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- CN116400060B CN116400060B CN202310559711.1A CN202310559711A CN116400060B CN 116400060 B CN116400060 B CN 116400060B CN 202310559711 A CN202310559711 A CN 202310559711A CN 116400060 B CN116400060 B CN 116400060B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
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- General Health & Medical Sciences (AREA)
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a building concrete slump detection device, which relates to the technical field of slump detection and solves the problems that the existing concrete slump detection device is difficult to uniformly disperse internal concrete and reduce the adhesive force with the inner wall of a slump cylinder when in use, and improves the detection precision, and comprises a base, a sealing mechanism, a shaking mechanism, a lifting mechanism, a measuring mechanism and the slump cylinder, wherein the base is fixedly connected with a mounting frame, the outer wall of the base is rotationally connected with two groups of rotating frames, the shaking mechanism comprises a shaking block, the building concrete slump detection device has an elastic laminating effect when sealing the bottom end of the slump cylinder through the sealing mechanism, the shaking mechanism drives the shaking block to shake the outer wall of the slump cylinder, the shaking mechanism operates in a linkage manner when the rotating frame rotates positively through the lifting mechanism, meanwhile, concrete adhered to the inner wall of the slump cylinder is shoveled off, the slump cylinder is driven to move upwards rapidly when the rotating frame rotates reversely, and slump calculation is carried out through the measuring mechanism.
Description
Technical Field
The invention relates to the technical field of slump detection, in particular to a device for detecting slump of building concrete.
Background
The slump mainly refers to plasticizing performance and pumpability of concrete, factors influencing the slump mainly include grading change, water content, weighing deviation of a weighing apparatus, dosage of an additive, cement temperature and the like, the slump is workability of the concrete, specifically, normal construction performance is guaranteed, water retention, fluidity and cohesiveness of the concrete are guaranteed, and the workability refers to whether the concrete is easy to construct and is uniform and compact, and the concrete is very comprehensive in performance, including fluidity, cohesiveness and water retention. The slump of concrete should be determined according to the structural section of the building, the content of reinforcing steel bars, the transportation distance, the casting method, the transportation mode, the vibrating capability, the climate and other conditions, and the slump should be comprehensively considered when the mixing proportion is selected, and should be smaller.
According to the patent CN215449280U, it is known that the existing slump cylinder needs to be inverted on the ground when detecting, in order to enable the concrete in the slump cylinder to be distributed more uniformly and tightly, the concrete can be uniformly dithered in a beating shaking mode and the like, when the slump cylinder is lifted, a part of concrete is easily driven along with lifting due to larger adhesive force generated between the inner wall of the slump cylinder and the concrete, the whole free falling of the concrete is influenced, deviation is caused on slump measurement, meanwhile, the slump is directly influenced by the local blocky concrete in a mode of calculating the top height, and the detection result is also influenced by the uniformity of the diffused area and the shape of the concrete after slump. For this reason, we propose a building concrete slump detection device.
Disclosure of Invention
The invention aims to provide a building concrete slump detection device which is convenient for reducing errors caused by uniformity and adhesion of concrete during detection and improving detection precision, so as to solve the problems in the background technology.
In order to achieve the purpose, the technical scheme is that the building concrete slump detection device comprises a base, a sealing mechanism, a shaking mechanism, a lifting mechanism, a measuring mechanism and a slump cylinder, wherein a mounting frame is fixedly connected to the base, two groups of rotating frames are rotatably connected to the outer wall of the base, the sealing mechanism comprises a sealing ring fixedly installed on the base, the sealing mechanism is used for sealing the bottom end of the slump cylinder and simultaneously has an elastic attaching effect, so that shaking is easier to occur when the bottom end of the slump cylinder is closed, the shaking mechanism comprises a plurality of groups of impact blocks, the shaking mechanism is used for driving the impact blocks to sequentially impact the outer wall of the slump cylinder to shake, the lifting mechanism is installed on the mounting frame and used for driving the shaking mechanism to operate when the rotating frames rotate forwards, and simultaneously shoveling the concrete adhered to the inner wall of the slump cylinder, driving the slump cylinder to rapidly move upwards when the rotating frames rotate reversely, thereby detecting the maximum height of the inside of the slump cylinder, and detecting the slump is more accurate, and the slump is convenient to detect the whole slump, and the slump is more accurate and the slump is detected.
Preferably, the lifting mechanism comprises an adjusting frame arranged at the upper end of the rotating frame, an adjusting block is connected to the adjusting frame in a sliding manner along the horizontal direction, a plurality of groups of fixing rods are fixedly connected to the slump barrel, a plurality of groups of inserting rods are fixedly connected to the adjusting block and are inserted into the fixing rods, a certain gap is reserved between the fixing rods and the inserting rods, a screw rod in threaded connection with the adjusting block is connected to the adjusting frame in a rotating manner, a driving piece for driving the rotating frame to rotate is arranged on the base, and a shoveling piece for reducing the adhesive force between the slump barrel and concrete when the slump barrel rotates is arranged in the slump barrel, so that the slump barrel can be lifted conveniently.
Preferably, the shake mechanism still include with vertical direction sliding connection's slide bar is followed to the mounting bracket, fixedly connected with elevating disc on the slide bar, the multiunit striking piece evenly install in on the elevating disc, and with elevating disc is along horizontal direction sliding connection, the upper end fixedly connected with of elevating disc goes into the hopper, the one end fixedly connected with of striking piece with elevating disc fixed connection's second spring, the other end of striking piece with the outer wall of slump section of thick bamboo is inconsistent, the striking piece is close to the one end of slump section of thick bamboo outer wall is the arc, be equipped with on the elevating disc and be used for driving the striking piece that the striking piece carries out reciprocal striking slump section of thick bamboo outer wall is convenient for the linkage to the outer wall of slump section of thick bamboo when the rotating frame rotates and beats the shake.
Preferably, the impact piece comprises a rotating ring rotationally connected with the bottom surface of the lifting disc, a plurality of groups of stirring columns used for stirring one end of the cambered surface of the impact block are fixedly connected to the rotating ring, and the adjusting block is provided with a rotating piece which is in butt joint with the rotating ring and drives the rotating ring to rotate in one direction, so that the impact block is conveniently driven to reciprocate to impact the outer wall of the slump cylinder.
Preferably, the rotating member comprises a fixed frame fixedly mounted on the adjusting block, an inclined tooth block is slidably connected in the fixed frame along the horizontal direction, one end of the inclined tooth block is fixedly connected with a third spring fixedly connected with the fixed frame, and a plurality of groups of inclined tooth grooves capable of being spliced with the inclined tooth block are uniformly formed in the outer wall of the rotating ring, so that the rotating ring is conveniently in butt joint with the rotating ring and driven to rotate in a unidirectional mode.
Preferably, the measuring mechanism comprises a group of laser transmitters fixedly mounted on the mounting frame, a group of laser transmitters fixedly connected with scale plates for receiving light and assisting in reading are fixedly connected on the mounting frame, annular scale grooves for judging the slump area are formed in the base, and a detection probe for detecting the taper condition of the top surface of slump concrete during rotation is fixedly connected on the rotating frame, so that the slump and the uniformity of the concrete can be measured in an omnibearing manner, and the detection result is more accurate.
Preferably, the sealing mechanism further comprises a plug ring fixedly mounted at the bottom end of the slump cylinder, a plug groove is formed in the base, the plug ring is movably connected with the plug groove, the sealing rings are mounted at two sides of the plug groove, the bottom end of the plug groove is slidably connected with a lifting ring, the bottom surface of the lifting ring is fixedly connected with a first spring fixedly connected with the plug groove, and concrete is conveniently prevented from overflowing from a gap at the bottom end of the slump cylinder in the shaking process.
Preferably, the driving piece includes fixed mounting in driving motor in the base, driving motor's output coaxial fixedly connected with first gear, rotate on the base be connected with first gear engaged with the ring gear, two sets of the rotating turret all with the outer wall fixed connection of ring gear, rotate on the rotating turret and be connected with the dwang, the coaxial fixedly connected with second gear in bottom surface of dwang, fixedly connected with on the base with second gear engaged with ring gear, be equipped with in the rotating turret and be used for controlling when forward rotation the regulating frame moves down and links the striking piece carries out the striking shake, control when reverse rotation the fast ascending control of regulating frame is convenient for drive the rotating turret and rotates.
Preferably, the control piece includes fixed mounting in the bell and spigot joint pole of alignment jig bottom, the bell and spigot joint pole with the rotating turret is along vertical direction sliding connection, the bell and spigot joint pole with the outer wall activity of rotating turret is bell and spigot joint, the bottom fixedly connected with of bell and spigot joint pole with fourth spring of rotating turret fixed connection, set up the screw thread groove in the bell and spigot joint pole, set up in the bell and spigot joint pole with the ring channel that the screw thread groove upper end is linked together, fixedly connected with on the rotating turret can with the screw thread groove with ring channel inner wall sliding connection's guide block, the control alignment jig moves down and connects the striking piece to strike the shake when forward rotating of being convenient for, controls the alignment jig and rises fast.
Preferably, the removing member comprises a first circular ring rotationally connected with the inner wall of the bottom end of the slump cylinder, a second circular ring is rotationally connected with the inner wall of the upper end of the slump cylinder, a shovel plate which is in sliding connection with the inner wall of the slump cylinder is fixedly connected between the first circular ring and the second circular ring, a plurality of groups of limiting rods are fixedly connected on the lifting disc, a plurality of groups of limiting grooves which are mutually inserted with the limiting rods are formed in the second circular ring, and the adhesive force between the slump cylinder and concrete is reduced when the slump cylinder rotates.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the building concrete slump detection device provided by the invention, the inserting ring is inserted into the inserting groove, the lifting ring is pressed down, the two sides are in interference sealing by the sealing rings, a good sealing effect is achieved on the bottom end of the slump cylinder, meanwhile, rubber has a certain elastic laminating effect, the influence on the shaking frequency and amplitude in the later shaking process is reduced, meanwhile, when the slump cylinder is lifted, the lifting ring is automatically jacked up by the first spring, the upper surface of the base is ensured to be in a relatively flat state, the position of the second ring is adjusted to enable the limiting rod to be in interference with the limiting groove, the adjusting frame is enabled to move to the two sides of the slump cylinder by rotating the screw rod, the inserting rod is enabled to be inserted into the gap between the fixing rod, the inserting rod is enabled to only drive the fixing rod and the slump cylinder to rotate, and the elastic buffer space is provided, and then the helical tooth block is enabled to be inserted into the helical tooth groove, so that the concrete to be detected is injected into the hopper, and the subsequent slump detection can be carried out.
2. According to the device for detecting the slump of the building concrete, provided by the invention, one strip-shaped light is emitted to one side of the scale plate through the laser emitter, the light just penetrates through the axial position of the base and the central position of the slump concrete, the light at the lower side is blocked by the concrete, the lowermost scale of the light irradiated on the dial is the height of the slump concrete, meanwhile, the spreading range of the slump concrete can be obtained through the corresponding condition of the edge of the concrete and the annular scale groove, the periphery of the concrete is scanned through the rotating frame driving the detection probe, the contour condition of the slump concrete is obtained, and if the contour presents a relatively smooth cone shape, the uniformity of the concrete is better, and the slump is more accurate.
3. According to the building concrete slump detection device, when concrete is added, the driving motor is started to rotate positively to drive the first gear to enable the inner gear ring to rotate to drive the rotating rod to rotate, the guide block rotates into the annular groove from the thread groove to continue rotating, when the rotating frame continuously rotates, the oblique tooth block pushes the oblique tooth groove to enable the rotating ring to rotate, the poking column above the rotating ring continuously contacts with the top cambered surface of the impacting block and pushes the impacting block to compress the second spring, the second spring rebounds to push the impacting block to impact the outer wall of the slump cylinder, shaking enables concrete to be uniformly distributed in the slump cylinder, the inserting rod drives the fixing rod to enable the slump cylinder to integrally rotate along with the rotating frame, the inner wall of the slump cylinder is continuously shoveled by the shovel plate, the adhesion degree of the inner wall and the concrete is reduced, and subsequent lifting and demolding are facilitated.
4. According to the building concrete slump detection device provided by the invention, after concrete is added to a set height, the driving motor is started to reversely rotate, so that the rotating frame reversely rotates, the guide block slides into the thread groove from the annular groove, the sleeve connecting rod is jacked up, the rotating ring and the lifting disc are jacked up together, the slump cylinder is lifted, when the rotating frame reversely rotates, the inclined surface of the inclined tooth block is contacted with the inclined tooth groove, at the moment, the inclined tooth block rotates to not drive the rotating ring to rotate, the impact shake generated in the lifting process is prevented from influencing the free slump of the concrete, meanwhile, the slump cylinder still rotates relative to the shovel plate when moving upwards, the adhesive force is reduced, the residual of the concrete is avoided, the detection result is more accurate, the concrete can be removed after the structure is measured, the slump cylinder is lowered, the fixation of the slump cylinder is relieved, and the slump cylinder is disassembled and cleaned, and the next detection is convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the measuring mechanism of the present invention;
FIG. 3 is a schematic diagram of a dithering mechanism according to the present invention;
FIG. 4 is a schematic view of a seal mechanism according to the present invention;
FIG. 5 is an enlarged view of area A of FIG. 4;
FIG. 6 is an enlarged view of area B of FIG. 4;
FIG. 7 is a schematic view of a lifting mechanism according to the present invention;
FIG. 8 is a schematic view of a driving member according to the present invention;
FIG. 9 is a schematic view of the control member structure of the present invention;
FIG. 10 is a schematic view of a rotor structure according to the present invention;
FIG. 11 is a schematic view of the bottom structure of the lifting disk of the present invention;
FIG. 12 is a schematic view of the striker according to the present invention.
In the figure, the device comprises a 1-base, a 2-slump cylinder, a 3-mounting frame, a 4-rotating frame, a 5-sealing mechanism, a 6-sealing ring, a 7-shaking mechanism, an 8-impact block, a 9-lifting mechanism, a 10-measuring mechanism, an 11-adjusting frame, a 12-adjusting block, a 13-fixing rod, a 14-inserting rod, a 15-screw rod, a 16-driving piece, a 17-removing piece, a 18-sliding rod, a 19-lifting disc, a 20-feeding hopper, a 21-second spring, a 22-impact piece, a 23-rotating ring, a 24-toggle post, a 25-rotating piece, a 26-fixing frame, a 27-oblique tooth block, a 28-third spring, a 29-oblique tooth socket, a 30-laser emitter, a 31-scale plate, a 32-annular scale groove, a 33-detecting probe, a 34-inserting ring, a 35-inserting groove, a 36-lifting ring, a 37-first spring, a 38-driving motor, a 39-first gear, a 40-ring gear, a 41-rotating rod, a 42-second gear, a 43-outer tooth ring, a 44-sleeve, a 45-ring gear, a 45-sleeve, a 45-ring gear, a 46-ring gear, a 27-ring gear, a 46-ring gear groove, a 46-ring gear and a 46-ring groove and a guide groove and a 50-groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-12, the invention provides a technical scheme that a building concrete slump detection device comprises a base 1, a sealing mechanism 5, a shaking mechanism 7, a lifting mechanism 9, a measuring mechanism 10 and a slump cylinder 2, wherein a mounting frame 3 is fixedly connected to the base 1, two groups of rotating frames 4 are rotatably connected to the outer wall of the base 1, the sealing mechanism 5 comprises a sealing ring 6 fixedly mounted on the base 1, the sealing ring 6 is made of rubber materials, the sealing mechanism 5 is used for sealing the bottom end of the slump cylinder 2 and simultaneously has an elastic laminating effect, so that the bottom end of the slump cylinder 2 is sealed and is easy to shake, the shaking mechanism 7 comprises a plurality of groups of impact blocks 8, the shaking mechanism 7 is used for driving the impact blocks 8 to sequentially impact the outer wall of the slump cylinder 2 to shake, the lifting mechanism 9 is mounted on the mounting frame 3 and is used for simultaneously shoveling concrete adhered to the inner wall of the slump cylinder 2 when the rotating frame 4 positively, the adhesive force between the concrete and the inner wall of the slump cylinder 2 is reduced, the rotating frame 4 is driven to rapidly move upwards when the rotating reversely, so that the maximum height of the inside slump cylinder 2 is detected, the whole slump is calculated, and the whole slump is detected, and the shape is calculated, and the slump is completely detected.
The sealing mechanism 5 further comprises a plug-in ring 34 fixedly arranged at the bottom end of the slump cone 2, a plug-in groove 35 is formed in the base 1, the plug-in ring 34 is movably connected with the plug-in groove 35, the sealing ring 6 is arranged on two sides of the plug-in groove 35, the bottom end of the plug-in groove 35 is slidably connected with a lifting ring 36, and the bottom surface of the lifting ring 36 is fixedly connected with a first spring 37 fixedly connected with the plug-in groove 35.
The measuring mechanism 10 comprises a laser transmitter 30 fixedly arranged on a group of mounting frames 3, a scale plate 31 for receiving light rays and assisting in reading is fixedly connected to the other group of mounting frames 3, an annular scale groove 32 for judging the slump area is formed in the base 1, and a detection probe 33 for detecting the taper condition of the top surface of slump concrete during rotation is fixedly connected to the rotating frame 4.
Lifting mechanism 9 is including installing in the alignment jig 11 of rotating turret 4 upper end, along horizontal direction sliding connection having regulating block 12 on the alignment jig 11, fixedly connected with multiunit dead lever 13 on the slump section of thick bamboo 2, fixedly connected with multiunit and the grafting pole 14 of grafting mutually of dead lever 13 on the regulating block 12, certain clearance has between dead lever 13 and the grafting pole 14, rotate on the alignment jig 11 be connected with regulating block 12 threaded connection's screw rod 15, be equipped with on the base 1 be used for driving rotating turret 4 pivoted driving piece 16, be equipped with in the slump section of thick bamboo 2 be used for when slump section of thick bamboo 2 rotates make slump section of thick bamboo 2 and concrete between adhesive force reduce the spading piece 17.
The shake mechanism 7 still includes the slide bar 18 along vertical direction sliding connection with mounting bracket 3, fixedly connected with elevating disc 19 on the slide bar 18, multiunit striking piece 8 evenly installs on elevating disc 19, and along horizontal direction sliding connection with elevating disc 19, elevating disc 19's upper end fixedly connected with goes into hopper 20, the one end fixedly connected with of striking piece 8 and elevating disc 19 fixed connection's second spring 21, the other end of striking piece 8 is inconsistent with slump section of thick bamboo 2's outer wall, the one end that striking piece 8 is close to slump section of thick bamboo 2's outer wall is the arc, be equipped with the striking piece 22 that is used for driving striking piece 8 and carries out reciprocal striking slump section of thick bamboo 2's outer wall on the elevating disc 19.
The striking piece 22 includes the swivel becket 23 that rotates with lifting disk 19 bottom surface and be connected with the multiunit on the swivel becket 23 and be used for stirring striking piece 8 cambered surface one end stir post 24, be equipped with on the regulating block 12 with swivel becket 23 dock and drive swivel becket 23 carry out unidirectional rotation's rotating piece 25, rotating piece 25 includes fixed frame 26 of fixed mounting on regulating block 12, along horizontal direction sliding connection in the fixed frame 26 having skewed tooth piece 27, the one end fixedly connected with of skewed tooth piece 27 with fixed frame 26 fixed connection's third spring 28, the outer wall of swivel becket 23 evenly has seted up multiunit skewed tooth groove 29 that can peg graft mutually with skewed tooth piece 27.
The driving piece 16 comprises a driving motor 38 fixedly installed in the base 1, the model number of the driving motor 38 is preferably YYHS-40, a first gear 39 is coaxially and fixedly connected with the output end of the driving motor 38, an inner gear ring 40 meshed with the first gear 39 is rotatably connected to the base 1, two groups of rotating frames 4 are fixedly connected with the outer wall of the gear ring 40, a rotating rod 41 is rotatably connected to the rotating frames 4, a second gear 42 is coaxially and fixedly connected to the bottom surface of the rotating rod 41, an outer gear ring 43 meshed with the second gear 42 is fixedly connected to the base 1, and a control piece 44 used for controlling the adjusting frame 11 to move downwards and to be connected with the impact block 8 for impact shaking during forward rotation and controlling the adjusting frame 11 to rapidly ascend during reverse rotation is arranged in the rotating frame 4.
The control piece 44 comprises a sleeving rod 45 fixedly arranged at the bottom end of the adjusting frame 11, the sleeving rod 45 is in sliding connection with the rotating frame 4 along the vertical direction, the sleeving rod 45 is movably sleeved with the outer wall of the rotating rod 41, the bottom end fixedly connected with of the sleeving rod 45 is fixedly connected with a fourth spring 46 of the rotating frame 4, a threaded groove 47 is formed in the sleeving rod 45, an annular groove 48 communicated with the upper end of the threaded groove 47 is formed in the sleeving rod 45, a guide block 49 capable of being in sliding connection with the threaded groove 47 and the inner wall of the annular groove 48 is fixedly connected to the rotating rod 41, the removing piece 17 comprises a first circular ring 50 in sliding connection with the inner wall of the bottom end of the slump cylinder 2, a second circular ring 51 in sliding connection with the inner wall of the slump cylinder 2 is rotatably connected to the upper end of the slump cylinder 2, a plurality of groups of limit rods 53 are fixedly connected to the lifting disc 19, and a plurality of groups of limit grooves 54 connected with the inner wall of the slump cylinder 2 in a sliding connection mode are formed in the second circular ring 51.
The adjusting block 12 and the inserting-connecting rod 14 are rotated to a position far away from the lifting disc 19, the lifting disc 19 is pulled upwards to enable the slump cylinder 2 to be placed at the lower position of the lifting disc 19, the inserting-connecting ring 34 is inserted into the inserting-connecting groove 35, the lifting ring 36 is pressed downwards, two sides of the lifting ring are in abutting sealing of the sealing ring 6, the sealing ring 6 and the lifting ring 36 are made of rubber materials, a good sealing effect is achieved on the bottom end of the slump cylinder 2, meanwhile, rubber has a certain elastic attaching effect, the influence on the shaking frequency and amplitude during later shaking is reduced, meanwhile, when the slump cylinder 2 is lifted, the lifting ring 36 is automatically jacked up by the first spring 37, the upper surface of the base 1 is guaranteed to be in a relatively flat state, the lifting disc 19 is lowered, the position of the second circular ring 51 is adjusted, the limiting rod 53 is abutted against the limiting groove 54, a rubber pad is arranged in the limiting groove 54, hard contact between the limiting rod 53 is reduced, the adjusting frames 11 on two sides are made of rubber materials to move towards the slump cylinder 2, the inserting-connecting rod 14 is inserted into a gap between the fixing rod 13, the inserting-connecting rod 14 and the gap between the inserting-connecting rod 14 and the fixing rod 13 and the tooth-connecting rod 13 is enabled to be inserted into the gap, and the gap between the fixing rod and the slump cylinder and the gap is detected, and the gap between the gap and the gap between the fixing rod and the slump cylinder and the gap can be detected, and the gap can be 20 can be filled with the gap and the gap-connecting rod and the slump cylinder and the gap can be 20.
The laser emitter 30 emits a strip-shaped light to one side of the scale plate 31, the light just passes through the axial position of the base 1 and the central position of the concrete after slumping, the light at the lower side can be blocked by the concrete, the lowermost scale of the light irradiated on the scale plate is the height of the concrete after slumping, meanwhile, the diffusion range of the concrete after slumping can be obtained through the corresponding condition of the edge of the concrete and the annular scale groove 32, the periphery of the concrete is scanned by the rotating frame 4 to obtain the profile condition of the concrete after slumping, if the profile presents a relatively smooth cone shape, the uniformity of the concrete is better, the slumping is more accurate, if the middle bulge of the concrete is more obvious, the peripheral diffusion range is larger, the solid large particles in the concrete are more, meanwhile, the mixture is not uniform enough, the liquid concrete is not completely mixed, the diffusion range is directly diffused to the periphery after slumping, the expansion of the diffusion range is caused, the slumping detection at the moment is relatively inaccurate, and the proportioning and the mixing condition of the concrete are required to be readjusted again.
When adding the concrete, start driving motor 38 forward rotation and drive first gear 39 and make ring gear 40 rotate, ring gear 40 drives rotating frame 4 pivoted and makes second gear 42 roll on ring gear 43 simultaneously, can drive dwang 41 pivoted, guide block 49 is rotated by thread groove 47 and is continued to rotate in ring channel 48, can not drive the lift of cover extension rod 45 this moment, simultaneously when rotating frame 4 constantly rotates, skewed tooth groove 29 makes rotating ring 23 rotate is pushed by skewed tooth piece 27, stir column 24 continuous with the top cambered surface of striking piece 8 above rotating ring 23, and promote striking piece 8 compression second spring 21, after stirring column 24 rotates away, the second spring 21 resilience can promote striking piece 8 and strike the outer wall of slump cylinder 2, the steady state of second spring 21 is the state that striking piece 8 top just laminates with slump cylinder 2 outer wall, constantly add the concrete, shake makes concrete evenly distributed in slump cylinder 2 inside, simultaneously limit lever 53 has guaranteed that first ring 50, second ring 51 and the fixed 13 of the position of shovel plate 52 make the fixed rod 14 of the fixed position of shovel plate 52 make the whole that the inside wall that the fixed plate 14 makes the slump cylinder 2 is driven, can reduce the whole degree of slump cylinder 2 along with the time, the slip, can reduce the slump cylinder 2 and the whole is removed along with the fixed plate 52.
When concrete is added to a set height, the driving motor 38 is started to reversely rotate, the rotating frame 4 can reversely rotate, the second gear 42 and the rotating rod 41 reversely rotate, the guide block 49 slides into the thread groove 47 from the annular groove 48 under the pushing of the fourth spring 46, the sleeved rod 45 can be jacked up, the adjusting frame 11 moves upwards, the rotating ring 23 and the lifting disc 19 are jacked up together through the inserting connection rod 14, the sliding rod 18 slides on the fixing clamp, meanwhile, the inserting connection rod 14 lifts the slump cylinder 2 together, the thread pitch of the thread groove 47 is larger, the quick jacking of the slump cylinder 2 is guaranteed, a limit clamping block (not shown) for controlling the rotating ring 23 to rotate unidirectionally is arranged on the lifting disc 19, when the rotating frame 4 reversely rotates, the inclined surface of the inclined tooth block 27 is in contact with the inclined tooth groove 29, at the moment, the inclined tooth block 27 rotates to not drive the rotating ring 23 to rotate, free slump affecting the concrete in the lifting process is avoided, meanwhile, the sliding rod 18 rotates relative to the shovel plate 52 when the slump cylinder 2 moves upwards, the adhesive force is reduced, the slump cylinder 2 is prevented from being precisely detected, the slump cylinder 2 is removed, the slump is more accurately detected, and the slump is removed, the slump is more easily, and the slump is detected, and the slump is more easily removed.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310559711.1A CN116400060B (en) | 2023-05-18 | 2023-05-18 | A slump testing device for building concrete |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310559711.1A CN116400060B (en) | 2023-05-18 | 2023-05-18 | A slump testing device for building concrete |
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| CN116400060B true CN116400060B (en) | 2026-02-10 |
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|---|---|---|---|---|
| CN117007781B (en) * | 2023-08-07 | 2024-05-24 | 广东省高教建筑规划设计院有限公司 | Building material performance detection device |
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| CN112114118A (en) * | 2020-09-14 | 2020-12-22 | 广东稳固检测鉴定有限公司 | Concrete slump detection device for building construction and use method |
| CN216718438U (en) * | 2021-12-06 | 2022-06-10 | 巴东华溢建材有限公司 | Concrete slump test device |
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