CN114544406A - Test device and test method for measuring concrete strength - Google Patents
Test device and test method for measuring concrete strength Download PDFInfo
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- CN114544406A CN114544406A CN202210178477.3A CN202210178477A CN114544406A CN 114544406 A CN114544406 A CN 114544406A CN 202210178477 A CN202210178477 A CN 202210178477A CN 114544406 A CN114544406 A CN 114544406A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/52—Investigating hardness or rebound hardness by measuring extent of rebound of a striking body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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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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Abstract
The invention relates to the field of concrete strength detection, in particular to a test device for measuring concrete strength and a test method thereof, wherein the test device comprises an installation bar, a fixing plate, a test block fixing assembly, a resetting assembly, a pressure testing assembly and the like; the installation bar is fixedly provided with a fixing plate, the installation bar is symmetrically provided with a test block fixing component, the reset component is arranged on the test block fixing component, and the pressure testing component is fixedly arranged on the installation bar. Can know through the number of teeth of movable rack, movable rack can only drive gear and go up the device clockwise and rotate ninety degrees for place the frame and drive the concrete test piece and rotate ninety degrees, the digital resiliometer of being convenient for detects concrete test piece another side, realizes improving the purpose that concrete compressive strength detected the accuracy.
Description
Technical Field
The invention relates to the field of concrete strength detection, in particular to a test device and a test method for measuring concrete strength.
Background
The concrete material is an essential material in the construction process of the building engineering, the national key building engineering project has very high requirements on the concrete strength standard, so the concrete strength is necessary to be detected, the common concrete strength detection technology in China is divided into nondestructive detection and micro-damage detection, and the nondestructive detection mainly comprises a rebound method, a comprehensive method, an ultrasonic method and the like; the micro-damage detection mainly comprises a core drilling method, a pulling-out method, a post anchoring method, a straight pulling method and the like.
The rebound method is characterized in that the operation is simple, the process is fast, the cost is low, samples are easily collected, when certain difference exists between the hardness of the surface of the concrete and the quality of the strength, the condition that the detection result is out of alignment can be caused in the process of detecting the strength, the detection result is larger than other detection means, the accuracy of other detection means is higher, but the working procedures are more, the operation is inconvenient, and the like.
Disclosure of Invention
The invention aims to provide a test device and a test method for measuring concrete strength, which can enable concrete samples to be more uniformly dispersed, can detect a plurality of surfaces of a concrete test piece, can detect different positions of the concrete test piece and can achieve the purpose of improving the detection accuracy of the concrete compressive strength, so as to solve the problems of larger relative error of the conventional resilience method detection means, more procedures of other detection means and inconvenient operation in the background technology.
The technical implementation scheme of the invention is as follows: the utility model provides a test device and test method for measuring concrete intensity, including installation strip pole, the fixed plate, test block fixed subassembly, reset assembly, the pressure test subassembly, rotating assembly, spacing subassembly, promote subassembly and distraction subassembly, fixed mounting has the fixed plate on the installation strip pole, the last symmetry of installation strip pole is provided with test block fixed subassembly, reset assembly locates on the test block fixed subassembly, the pressure test subassembly fixed mounting is on installation strip pole, be provided with rotating assembly on the fixed plate, spacing subassembly is located the pressure test subassembly, it sets up in installation strip pole one side to promote the subassembly, distraction subassembly slidable connection is on installation strip pole.
More preferably, the fixed subassembly of test block is including the guide rail frame, the limiting plate, first spacing spring, push away the strip and place the frame, the symmetry is provided with the guide rail frame on the installation barre, sliding connection has the limiting plate on the guide rail frame, a pair of first spacing spring of fixedly connected with on the limiting plate, first spacing spring one end and guide rail frame hookup push away a fixed connection at the limiting plate top, push away the strip and contact with the guide rail frame, the bearing on the fixed plate is connected with through interference fit's mode and places the frame, place frame and limiting plate contaction each other.
More preferably, the reset assembly comprises a fixing strip, a reset spring and a pushing strip, the fixing strip is symmetrically and fixedly connected to the placing frame, the top surface of the fixing strip is connected with a pair of reset springs, one end of each reset spring on the same side is fixedly connected with the pushing strip, and the pushing strip is in contact with the placing frame.
More preferably, the pressure test subassembly is including electric putter, fluting gib block, the guide arm, the sliding plate, first compression spring, the catch bar, the guide frame, digital resiliometer, fly leaf and driving spring, electric putter fixed mounting is on the installation barre block, the welding of electric putter telescopic shaft one end has the fluting gib block, installation barre block one side rigid coupling has the guide arm, the sliding type is connected with the sliding plate on the guide arm, the first compression spring of fixedly connected with on the sliding plate, first compression spring one end links to each other with installation barre block, the welding has the catch bar on the sliding plate, the rigid coupling has the guide frame on the sliding plate, the sliding type is connected with digital resiliometer on the guide frame, the fly leaf slidingtype is connected on the guide frame, be connected with driving spring between fly leaf and the digital resiliometer.
More preferably, rotating assembly is including freewheel clutch, drive gear, fixed gib, the movable rack, second compression spring, push pedal and wedge, it is provided with freewheel clutch to place the frame below, fixed mounting has drive gear on the freewheel clutch, fixed mounting has fixed gib on the fixed plate, it has the movable rack to slide type connection on the fixed gib, the hookup has second compression spring on the movable rack, second compression spring one end links to each other with fixed gib, the mode of connecting through elastic hinge on the movable rack is connected with the push pedal, fluting gib fixed mounting has the wedge.
More preferably, the limiting assembly comprises an L-shaped guide bar, a limiting rod and a second limiting spring, the L-shaped guide bar is welded on one side of the guide rod, the limiting rod is connected to the L-shaped guide bar in a sliding mode, the limiting rod is in contact with the guide rod, the second limiting spring is connected to the limiting rod in a linkage mode, and one end of the second limiting spring is fixedly connected with the L-shaped guide bar.
More preferably, promote the subassembly including guide bar, inclined plane slurcam, third compression spring and bar shaped plate, the welding of installation bar one side has the guide bar, and the gliding style is connected with the inclined plane slurcam on the guide bar, fixedly connected with third compression spring on the inclined plane slurcam, and third compression spring one end and guide bar fixed connection place the welding of frame one side and have the bar shaped plate.
More preferably, the expanding and separating assembly comprises a movable frame, a fourth compression spring, an expanding frame and a movable block, the fifth compression spring, the driving frame, sixth compression spring and holding down plate, the adjustable shelf is connected on the installation barre with the mode of liftable, the hookup has the fourth compression spring on the adjustable shelf, fourth compression spring one end and installation barre fixed connection, the rigid coupling has the frame of strutting on the adjustable shelf, it contacts with pushing away the strip each other to prop the frame, prop the frame and gag lever post and contact each other, the movable block is connected on the guide bar with the mode of liftable, the welding of movable block bottom surface has fifth compression spring, fifth compression spring one end and guide bar rigid coupling, the driving frame sliding type is connected on the movable block, fixedly connected with sixth compression spring on the driving frame, sixth compression spring one end links to each other with the movable block, the welding has the holding down plate on the driving frame, holding down plate and the frame contact that struts.
Compared with the prior art, the invention has the following advantages:
promote digital resiliometer towards keeping away from the motion of sliding plate direction through driving spring for digital resiliometer and concrete test piece surface contact each other, digital resiliometer tests concrete test piece, can mark the rebound value on the corresponding scale of digital resiliometer, and this data can directly reflect the hardness of concrete, and measurement personnel come to carry out accurate calculation to the concrete intensity according to the size of rebound value.
Can know through the number of teeth of movable rack, movable rack can only drive gear and go up the device clockwise and rotate ninety degrees for place the frame and drive the concrete test piece and rotate ninety degrees, the digital resiliometer of being convenient for detects concrete test piece another side, realizes improving the purpose that concrete compressive strength detected the accuracy.
The inclined plane pushing plate is pushed to move towards the direction of keeping away from the placing frame through the strip-shaped plate, the inclined plane pushing plate pushes the pushing rod and the device on the pushing rod to move towards the direction of being close to the installing strip rod, and therefore the digital rebound tester can detect different positions of the concrete test piece.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a third perspective view of the present invention.
Fig. 4 is a schematic perspective view of the test block fixing assembly according to the present invention.
Fig. 5 is a schematic perspective view of the reduction assembly of the present invention.
Fig. 6 is a schematic partial perspective view of a pressure testing assembly according to the present invention.
Fig. 7 is a schematic perspective view of a pressure testing assembly according to the present invention.
Fig. 8 is a partial perspective view of the rotating assembly of the present invention.
Fig. 9 is a schematic perspective view of the spacing assembly of the present invention.
Fig. 10 is a schematic view of a first partial body configuration of the distractor assembly of the present invention.
Fig. 11 is a schematic view of a second partial body configuration of the distractor assembly of the present invention.
The meaning of the reference symbols in the figures: 1. mounting bar, 2, fixing plate, 3, test block fixing component, 31, guide rail bracket, 32, limiting plate, 33, first limiting spring, 34, pushing bar, 35, placing frame, 4, reset component, 41, fixing bar, 42, reset spring, 43, pushing bar, 5, pressure testing component, 51, electric push rod, 52, slotted guide bar, 53, guide rod, 54, sliding plate, 55, first compression spring, 56, pushing bar, 57, guide frame, 58, digital resiliometer, 59, movable plate, 510, drive spring, 6, rotating component, 61, overrunning clutch, 62, drive gear, 63, fixed guide bar, 64, movable rack, 65, second compression spring, 66, pushing plate, 67, wedge block, 7, limiting component, 71, L-shaped guide bar, 72, limiting rod, 73, second limiting spring, 8, pushing component, 81, guide rod, 82, guide rod, 82, The device comprises an inclined plane pushing plate 83, a third compression spring 84, a strip-shaped plate 9, a spreading separation assembly 91, a movable frame 92, a fourth compression spring 93, a spreading frame 94, a movable block 95, a fifth compression spring 96, a driving frame 97, a sixth compression spring 98 and a lower pressing plate.
Detailed Description
In order to make the technical solution and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example (b): a test device for measuring concrete strength and a test method thereof are disclosed, as shown in figures 1-11, comprising an installation bar 1, a fixed plate 2, a test block fixing component 3, a reset component 4, a pressure test component 5, a rotating component 6, a limiting component 7, a pushing component 8 and a separating component 9 for opening, wherein the fixed plate 2 is fixedly installed on the installation bar 1, the test block fixing components 3 for clamping a concrete test piece are symmetrically arranged on the installation bar 1, the reset component 4 for pushing the detected concrete test piece upwards is arranged on the test block fixing component 3, the pressure test component 5 for detecting the compressive strength of the concrete test piece is fixedly installed on the installation bar 1, the rotating component 6 is arranged on the fixed plate 2, the limiting component 7 is arranged on the pressure test component 5, the pushing component 8 is arranged on one side of the installation bar 1, the distracting assembly 9 is slidably connected to the mounting bar 1.
Test block fixed subassembly 3 is including guide rail frame 31, limiting plate 32, first spacing spring 33, push away strip 34 and place frame 35, the symmetry is provided with guide rail frame 31 on the installation strip pole 1, the last sliding type of guide rail frame 31 is connected with limiting plate 32, limiting plate 32 is used for blocking the concrete test piece, a pair of first spacing spring 33 of fixedly connected with on the limiting plate 32, the first spacing spring 33 one end of keeping away from limiting plate 32 couples with guide rail frame 31, it connects at limiting plate 32 top to push away strip 34 fixed connection, it contacts with guide rail frame 31 to push away strip 34, the bearing on the fixed plate 2 is connected with the frame 35 of placing that is used for placing the concrete test piece through interference fit's mode, place frame 35 and limiting plate 32 each other contact.
The pressure testing component 5 comprises an electric push rod 51, a slotted guide bar 52, a guide rod 53, a sliding plate 54, a first compression spring 55, a push rod 56, a guide frame 57, a digital resiliometer 58, a movable plate 59 and a driving spring 510, wherein the electric push rod 51 is fixedly arranged on an installation bar 1, the slotted guide bar 52 is welded at one end of a telescopic shaft of the electric push rod 51, the guide rod 53 is fixedly connected to one side of the installation bar 1, the sliding plate 54 is slidably connected with the guide rod 53, the first compression spring 55 is fixedly connected to the sliding plate 54, one end of the first compression spring 55 far away from the sliding plate 54 is connected with the installation bar 1, the push rod 56 is welded on the sliding plate 54 far away from the guide rod 53, the guide frame 57 is fixedly connected to the sliding plate 54, the digital resiliometer 58 is slidably connected to the guide frame 57, the digital resiliometer 58 is used for testing a concrete test piece, the movable plate 59 is slidably connected to the guide frame 57, a driving spring 510 is connected between the movable plate 59 and the digital resiliometer 58.
The rotating assembly 6 comprises an overrunning clutch 61, a driving gear 62, a fixed guide bar 63, a movable gear rack 64, a second compression spring 65, a push plate 66 and a wedge block 67, the overrunning clutch 61 is arranged below the placing frame 35 close to the fixed plate 2, the driving gear 62 is fixedly mounted on the overrunning clutch 61, the fixed guide bar 63 is fixedly mounted on the fixed plate 2, the movable gear rack 64 is connected onto the fixed guide bar 63 in a sliding mode, the second compression spring 65 is connected onto the movable gear rack 64 in a coupling mode, one end of the second compression spring 65 far away from the movable gear rack 64 is connected with the fixed guide bar 63, the push plate 66 is connected onto the movable gear rack 64 far away from the fixed guide bar 63 in an elastic hinge connection mode, the wedge block 67 is fixedly mounted on the slotted guide bar 52 far away from the electric push rod 51, and the wedge block 67 is used for pushing the push plate 66 and the upper device to move towards the direction far away from the sliding plate 54.
The limiting assembly 7 comprises an L-shaped guide bar 71, a limiting rod 72 and a second limiting spring 73, the L-shaped guide bar 71 is welded on one side of the guide rod 53, the limiting rod 72 is connected on the L-shaped guide bar 71 in a sliding mode, the limiting rod 72 is in contact with the guide rod 53, the limiting rod 72 is used for clamping the sliding plate 54, the second limiting spring 73 is connected on the limiting rod 72 in a connecting mode, and one end of the second limiting spring 73 is fixedly connected with the L-shaped guide bar 71.
The pushing assembly 8 comprises a guide rod 81, an inclined plane pushing plate 82, a third compression spring 83 and a strip-shaped plate 84, the guide rod 81 is welded on one side of the installation strip rod 1, the inclined plane pushing plate 82 is connected to the guide rod 81 in a sliding mode, the third compression spring 83 is fixedly connected to the inclined plane pushing plate 82, one end of the third compression spring 83 far away from the inclined plane pushing plate 82 is fixedly connected with the guide rod 81, and the strip-shaped plate 84 is welded on one side of the placement frame 35.
The spreading and separating assembly 9 comprises a movable frame 91, a fourth compression spring 92, a spreading frame 93, a movable block 94, a fifth compression spring 95, a driving frame 96, a sixth compression spring 97 and a lower pressing plate 98, wherein the movable frame 91 is connected to the installation bar 1 in a lifting manner, the movable frame 91 is connected with the fourth compression spring 92 in a coupling manner, one end of the fourth compression spring 92 far away from the movable frame 91 is fixedly connected with the installation bar 1, the movable frame 91 is fixedly connected with the spreading frame 93, the spreading frame 93 is in contact with the push bar 34, the spreading frame 93 is used for pushing the push bar 34 and the upper device thereof to move relatively, the spreading frame 93 is in contact with the limiting rod 72, the spreading frame 93 is also used for pushing the limiting rod 72 to move towards the direction far away from the guide rod 53, the movable block 94 is connected to the guide rod 81 in a lifting manner, the bottom surface of the movable block 94 is welded with the fifth compression spring 95, one end of the fifth compression spring 95 far away from the movable block 94 is fixedly connected with the guide rod 81, the driving frame 96 is connected to the movable block 94 in a sliding manner, a sixth compression spring 97 is fixedly connected to the driving frame 96, one end of the sixth compression spring 97 far away from the driving frame 96 is connected to the movable block 94, a lower pressing plate 98 is welded to the driving frame 96 far away from the movable block 94, the lower pressing plate 98 is in contact with the opening frame 93, and the lower pressing plate 98 is used for pushing the opening frame 93 to move downwards.
When needs examine concrete compressive strength, testing personnel take a sample to a plurality of faces of concrete wall earlier, make into the concrete test piece with the concrete of sample, and testing personnel places the test piece in placing frame 35 after that, and the concrete test piece can promote limiting plate 32 relative motion, and the first limiting spring 33 of compressed restores to the throne and drives limiting plate 32 motion in opposite directions afterwards, and limiting plate 32 motion in opposite directions blocks the concrete test piece. The concrete test piece pushes the push bar 43 to move downward and the return spring 42 is compressed.
The detection personnel manually controls the electric push rod 51 to contract, the electric push rod 51 contracts to drive the slotting guide strip 52 and the wedge-shaped block 67 to move downwards, the wedge-shaped block 67 can be contacted with the push plate 66, the wedge-shaped block 67 pushes the push plate 66 to swing downwards, then the wedge-shaped block 67 is separated from the push plate 66, the push plate 66 is driven by the elastic hinge to swing upwards for resetting, the slotted guide bar 52 is contacted with the movable plate 59, the slotted guide bar 52 pushes the movable plate 59 to move towards the direction away from the sliding plate 54, the movable plate 59 pushes the digital rebound device 58 to move towards the direction away from the sliding plate 54 through the driving spring 510, the digital rebound tester 58 is contacted with the surface of the concrete test piece, the digital rebound tester 58 detects the concrete test piece, the corresponding scale of the digital rebound tester 58 can mark the rebound value, the data can directly reflect the hardness of the concrete, and the detector can accurately calculate the strength of the concrete according to the magnitude of the rebound value.
Then, the electric push rod 51 is controlled to extend manually by a detection person, the electric push rod 51 extends to drive the slotted guide bar 52 and the wedge block 67 to move upwards, the slotted guide bar 52 pushes the movable plate 59 to move towards the direction close to the sliding plate 54, the movable plate 59 pulls the digital rebound instrument 58 to move towards the direction close to the sliding plate 54 through the drive spring 510, the wedge block 67 is contacted with the push plate 66 again, the wedge block 67 can push the push plate 66 and the upper device thereof to move towards the direction away from the sliding plate 54, the movable rack 64 drives the drive gear 62 and the upper device thereof to rotate clockwise, and according to the number of teeth of the movable rack 64, the movable rack 64 can only drive the drive gear 62 and the upper device thereof to rotate ninety degrees clockwise, so that the placement frame 35 drives the concrete test piece to rotate ninety degrees, and the digital rebound instrument 58 can conveniently detect the other side of the concrete test piece. When the wedge block 67 is separated from the push plate 66, the compressed second compression spring 65 is reset to drive the movable rack 64 and the upper device thereof to move towards the direction close to the sliding plate 54, the movable rack 64 drives the driving gear 62 and the overrunning clutch 61 to rotate anticlockwise, and the overrunning clutch 61 rotates anticlockwise and cannot transmit power to the placing frame 35. Repeating the above operations, the detector controls the electric push rod 51 to stretch and contract three times, and the digital resiliometer 58 detects the four sides of the concrete test piece.
Place frame 35 and can drive strip shaped plate 84 and rotate, when strip shaped plate 84 and inclined plane slurcam 82 contacted each other, strip shaped plate 84 promotes inclined plane slurcam 82 towards keeping away from and places frame 35 direction motion, inclined plane slurcam 82 promotes catch bar 56 and last device towards being close to installation bar 1 direction motion, make digital resiliometer 58 can detect concrete test piece different positions, sliding plate 54 can promote gag lever post 72 towards keeping away from guide arm 53 direction motion, compressed second spacing spring 73 resets afterwards and drives gag lever post 72 towards being close to guide arm 53 direction motion, gag lever post 72 blocks sliding plate 54, prevent that digital resiliometer 58 position from taking place the skew. During the movement of the push rod 56 and the device thereon toward the direction approaching the installation bar 1, the guide frame 57 will contact the driving rack 96, and the guide frame 57 will push the driving rack 96 and the device thereon to move downward, so that the driving rack 96 can contact the inclined push plate 82. When the strip-shaped plate 84 is separated from the inclined pushing plate 82, the compressed third compression spring 83 is restored to drive the inclined pushing plate 82 to move toward the placing frame 35. Then the inspector controls the electric push rod 51 to stretch and contract for four times, and repeats the above operations, and the digital resiliometer 58 can detect different positions on four sides of the concrete test piece, so as to achieve the purpose of improving the detection accuracy of the concrete compressive strength.
When strip shaped plate 84 and inclined plane pushing plate 82 contacted once more, strip shaped plate 84 promoted inclined plane pushing plate 82 once more and placed frame 35 direction motion towards keeping away from, inclined plane pushing plate 82 can promote drive frame 96 and lower clamp plate 98 and place frame 35 direction motion towards keeping away from, thereby lower clamp plate 98 promotes to prop open frame 93 downstream, and then prop open frame 93 and promote and push away strip 34 and the last device relative motion, make limiting plate 32 no longer block the concrete test piece, compressed reset spring 42 resets and drives and promotes strip 43 upward movement, it upwards releases to promote the concrete test piece that strip 43 will detect the completion. Meanwhile, the opening frame 93 can push the limiting rod 72 to move towards the direction away from the guide rod 53, the limiting rod 72 does not clamp the sliding plate 54 any more, the compressed first compression spring 55 resets to drive the sliding plate 54 and the upper device thereof to move and reset towards the direction away from the installation bar 1, the guide frame 57 is separated from the driving frame 96, the compressed fifth compression spring 95 resets to drive the movable block 94 and the upper device thereof to move upwards and reset, the lower pressing plate 98 is separated from the opening frame 93, the compressed fourth compression spring 92 resets to drive the movable frame 91 and the upper device thereof to move upwards and reset, and then all parts of the equipment reset. And repeating the operation, and carrying out strength detection on the sampled concrete test block.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A test device and a test method for measuring concrete strength are characterized in that: including the installation strip pole, the fixed plate, test block fixed subassembly, reset assembly, pressure test subassembly, rotating assembly, spacing subassembly, promote the subassembly and strut the separable set, fixed mounting has the fixed plate on the installation strip pole, the symmetry is provided with test block fixed subassembly on the installation strip pole, reset assembly locates on the test block fixed subassembly, pressure test subassembly fixed mounting is on the installation strip pole, be provided with rotating assembly on the fixed plate, spacing subassembly is located on the pressure test subassembly, it sets up in installation strip pole one side to promote the subassembly, strut the separable set sliding type and connect on the installation strip pole.
2. A test apparatus for measuring concrete strength and a test method thereof according to claim 1, wherein: the fixed subassembly of test block is including the guide rail frame, the limiting plate, first spacing spring, push away the strip and place the frame, the symmetry is provided with the guide rail frame on the installation barre, the slidingtype is connected with the limiting plate on the guide rail frame, a pair of first spacing spring of fixedly connected with on the limiting plate, first spacing spring one end and guide rail frame hookup push away a fixed connection at the limiting plate top, push away strip and guide rail frame contact, the bearing on the fixed plate is connected with through interference fit's mode and places the frame, place frame and limiting plate mutual contact.
3. A test apparatus for measuring concrete strength and a test method thereof according to claim 2, wherein: reset assembly is including fixed strip, reset spring and promotion strip, places the frame on the symmetry rigid coupling have the fixed strip, and the hookup of fixed strip top surface has a pair of reset spring, and the common fixedly connected with of two reset spring one end of homonymy promotes the strip, promotes the strip and places the frame contact.
4. A test apparatus for measuring concrete strength and a test method thereof according to claim 3, wherein: the pressure test assembly comprises an electric push rod, a grooving guide strip, a guide rod, a sliding plate, a first compression spring, a push rod, a guide frame, a digital resiliometer, a movable plate and a drive spring, the electric push rod is fixedly installed on an installation strip rod, the grooving guide strip is welded at one end of an electric push rod telescopic shaft, the guide rod is fixedly connected to one side of the installation strip rod, the sliding plate is connected to the guide rod in a sliding manner, the first compression spring is fixedly connected to the sliding plate, one end of the first compression spring is connected with the installation strip rod in a connecting manner, the push rod is welded to the sliding plate, the guide frame is fixedly connected to the sliding plate, the digital resiliometer is connected to the sliding frame in a sliding manner, the movable plate is connected to the guide frame in a sliding manner, and the drive spring is connected between the movable plate and the digital resiliometer.
5. A test device and a test method thereof for measuring concrete strength according to claim 4, characterized in that: rotating assembly is including freewheel clutch, drive gear, fixed conducting bar, the movable rack, second compression spring, push pedal and wedge, it is provided with freewheel clutch to place the frame below, fixed mounting has drive gear on the freewheel clutch, fixed mounting has fixed conducting bar on the fixed plate, the gliding style is connected with the movable rack on the fixed conducting bar, the hookup has second compression spring on the movable rack, second compression spring one end links to each other with fixed conducting bar, the mode through elastic hinge connection is connected with the push pedal on the movable rack, fluting conducting bar fixed mounting has the wedge.
6. A test device and a test method thereof for measuring concrete strength according to claim 5, characterized in that: the limiting assembly comprises an L-shaped guide bar, a limiting rod and a second limiting spring, the L-shaped guide bar is welded on one side of the guide rod, the limiting rod is connected with the L-shaped guide bar in a sliding mode, the limiting rod is in contact with the guide rod, the second limiting spring is connected to the limiting rod in a linkage mode, and one end of the second limiting spring is fixedly connected with the L-shaped guide bar.
7. A test device and a test method thereof for measuring concrete strength according to claim 6, characterized in that: the pushing assembly comprises a guide rod, an inclined plane pushing plate, a third compression spring and a strip-shaped plate, the guide rod is welded on one side of the installation strip rod, the inclined plane pushing plate is connected to the guide rod in a sliding mode, the third compression spring is fixedly connected to the inclined plane pushing plate, one end of the third compression spring is fixedly connected with the guide rod, and the strip-shaped plate is welded on one side of the placement frame.
8. A test apparatus for measuring concrete strength and a test method thereof according to claim 7, wherein: the opening separation component comprises a movable frame, a fourth compression spring, an opening frame, a movable block, a fifth compression spring, a driving frame, a sixth compression spring and a lower pressing plate, wherein the movable frame is connected to the installation bar in a lifting mode, the fourth compression spring is connected to the movable frame in a connecting mode, one end of the fourth compression spring is fixedly connected with the installation bar, the movable frame is fixedly connected with the opening frame, the opening frame is in mutual contact with the push bar, the opening frame is in mutual contact with the limiting rod, the movable block is connected to the guide rod in a lifting mode, the fifth compression spring is welded to the bottom surface of the movable block, one end of the fifth compression spring is fixedly connected with the guide rod, the driving frame is connected to the movable block in a sliding mode, the sixth compression spring is fixedly connected to the driving frame, one end of the sixth compression spring is connected with the movable block, the lower pressing plate is welded to the driving frame, and the lower pressing plate is in contact with the opening frame.
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| CN202210178477.3A CN114544406B (en) | 2022-02-24 | 2022-02-24 | Test device and test method for measuring concrete strength |
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| CN202210178477.3A CN114544406B (en) | 2022-02-24 | 2022-02-24 | Test device and test method for measuring concrete strength |
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| CN114544406B CN114544406B (en) | 2023-07-14 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115326616A (en) * | 2022-10-13 | 2022-11-11 | 广东环达工程检测有限公司 | Road and bridge concrete structure detection device and detection method thereof |
| CN116448557A (en) * | 2023-04-11 | 2023-07-18 | 深圳市名锦坊电子科技有限公司 | LED driving power supply testing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115326616A (en) * | 2022-10-13 | 2022-11-11 | 广东环达工程检测有限公司 | Road and bridge concrete structure detection device and detection method thereof |
| CN116448557A (en) * | 2023-04-11 | 2023-07-18 | 深圳市名锦坊电子科技有限公司 | LED driving power supply testing machine |
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| CN117074220A (en) * | 2023-10-17 | 2023-11-17 | 上海贝恒人居建设集团南通有限公司 | Intensity testing device for large-volume concrete prefabricated part |
| CN117074220B (en) * | 2023-10-17 | 2023-12-26 | 上海贝恒人居建设集团南通有限公司 | Intensity testing device for large-volume concrete prefabricated part |
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| CN114544406B (en) | 2023-07-14 |
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