Concrete brick hardness detection device for building construction

Abstract

The utility model relates to the technical field of building construction detection, and discloses a concrete brick hardness detection device for building construction, which comprises a base and a vertical frame, the vertical frame is rotatably connected inside the base, the bottom of the vertical frame is fixedly connected with a first electric telescopic rod, and the telescopic rod end of the first electric telescopic rod is fixedly connected with a Rockwell hardness tester. A control panel is mounted on the top of the base and located beside the vertical frame, and a leveling and fixing assembly used for treating the to-be-detected top surface of the concrete brick is arranged at the top of the base; sliding stretching and retracting of each telescopic batten are adjusted by controlling rotation of an arc-shaped grooved wheel, so that each right-angle plate can be correspondingly adjusted to adapt to concrete bricks of different sizes, the upper surfaces of the concrete bricks can be pretreated, stone particles attached to the tops of the concrete bricks are pushed away, and the concrete bricks can be recycled. The subsequent surface contact between the Rockwell hardness tester and the concrete brick is more facilitated, the influence on the accuracy of the hardness test is avoided, and the test result is representative.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction detection, specifically is a concrete brick hardness detection device for building construction. BACKGROUND

[0002] In building construction, the hardness detection of concrete bricks is an important step to evaluate the compressive strength and durability of concrete bricks. By applying standardized pressure on the surface of the concrete brick and then measuring the depth of the pressure into the surface of the concrete brick, the hardness can be determined. This test result can help engineers and construction personnel evaluate the quality of the concrete brick to ensure the stability and safety of the building structure.

[0003] However, when detecting the hardness of the concrete brick, if there are fine stone particles or obvious unevenness or concave-convex on the surface of the concrete brick, the testing instrument may not be able to apply pressure uniformly. The uneven surface may make it difficult to determine the appropriate test location, affecting the accuracy of the hardness test and making the test result not representative. In the prior art, a brush is manually held to process the surface of the concrete brick, which consumes a lot of manpower and time, and the processing granularity of different operations is different, which may easily damage the concrete brick.

[0004] Therefore, a concrete brick hardness detection device for building construction is proposed. SUMMARY

[0005] The utility model aims at providing a concrete brick hardness detection device for building construction to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a concrete brick hardness detection device for building construction, comprising a base and a stand, the stand is rotatably connected inside the base, the bottom of the stand is fixedly connected with a first electric telescopic rod, the telescopic rod end of the first electric telescopic rod is fixedly connected with a Rockwell hardness tester, the top of the base is installed with a control panel beside the stand, the top of the base is provided with a leveling and fixing assembly for processing the top surface of the concrete brick to be tested, wherein:

[0007] The leveling and fixing assembly comprises a three-pronged bracket, the three-pronged bracket is fixedly connected in the middle of the base, a stepping motor is fixedly connected in the middle of the inner wall of the three-pronged bracket, the driving end of the stepping motor is fixedly connected with an arc groove wheel, the top of the three-pronged bracket is fixedly connected with a detection bearing platform, the arc groove wheel is rotatably connected at the bottom of the detection bearing platform, a plurality of telescopic battens are slidably connected in the middle of the inner wall of the detection bearing platform, the bottom end outer wall of the telescopic batten is slidably connected in the middle of the arc groove wheel, and a right-angle plate is fixedly connected at the top of the end of the telescopic batten away from the arc groove wheel.

[0008] The top of the base is provided with a folding storage assembly for adjusting the overall space occupied by the detection device, wherein:

[0009] The folding storage assembly comprises two second electric telescopic rods, both of which are rotationally connected to the top of the base, and the telescopic rod ends of both of the second electric telescopic rods are rotationally connected to the outer wall of the stand, a groove is formed in the side of the top of the base away from the control panel, the groove is correspondingly matched with the stand, locking bolts are threadedly connected to the inner walls of the groove on both sides, and threaded holes are formed in the middle of the sides of the stand.

[0010] Preferably, a plurality of guide grooves are formed around the top of the detection platform, and the outer wall of the right-angle plate is slidably connected to the inner wall of the guide groove.

[0011] Preferably, a belt pulley is rotationally connected to the side of the top of the base beside the detection platform, the belt pulley is connected to the arc-shaped groove wheel through a connecting belt, and the top of the belt pulley is fixedly connected to a movable arm.

[0012] Preferably, a supporting frame is fixedly connected to the top of the base, a hollow arc frame is slidably connected to the inside of the supporting frame, the outer wall of the movable arm is slidably connected to the inner wall of the hollow arc frame, and a scraper strip is fixedly connected to the side of the hollow arc frame away from the movable arm.

[0013] Preferably, a receiving hopper is fixedly connected to the bottom of the base directly below the detection platform, an output pipe is fixedly connected to the inside of the receiving hopper at the center position, and a valve is fixedly connected to the outer wall of the middle of the output pipe.

[0014] Preferably, the control panel is electrically connected to the first electric telescopic rod, the Rockwell hardness tester, the stepping motor and the second electric telescopic rod.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The arc-shaped groove wheel is arranged at the bottom of the detection platform, the rotation of the arc-shaped groove wheel is controlled to adjust the sliding expansion of each expansion plate strip, each right-angle plate can be correspondingly adjusted to adapt to concrete bricks of different sizes, the concrete bricks are fixed, and the hollow arc frame can move back and forth in the horizontal direction under the cooperation of the connecting belt to realize the simultaneity of positioning and preparing for detecting hardness.

[0017] 2. The second electric telescopic rod is arranged to drive the rotation adjustment of the stand, when the hardness detection preparation is carried out, the stand is only pulled up counterclockwise by controlling the second electric telescopic rod to shrink through the control panel, the subsequent detection can be carried out by keeping the vertical state, the stand is stored in the groove, the stand is pushed clockwise by controlling the second electric telescopic rod to extend through the control panel, is connected into the groove, and the linkage locking of the stand and the base is completed by the positioning pin, and the storage and carrying of the device after the whole use are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole device perspective view of the utility model;

[0019] Figure 2 It is a whole device perspective view of the utility model; Figure 1 It is an enlarged view of A in the utility model;

[0020] Figure 3 It is a whole device side view schematic diagram of the utility model;

[0021] Figure 4 It is a whole device bottom view schematic diagram of the utility model;

[0022] Figure 5 It is a detection bearing platform vertical section schematic diagram of the utility model;

[0023] Figure 6 It is an enlarged view of B in the utility model; Figure 5

[0024] It is a whole device bottom view schematic diagram of the utility model; Figure 7

[0025] In the drawing:

[0026] 1, base; 2, stand; 3, first electric telescopic rod; 4, Rockwell hardness tester; 5, control panel;

[0027] The leveling and retaining assembly comprises: 61, three-pronged support; 62, stepper motor; 63, arc-shaped groove wheel; 64, detection bearing platform; 65, telescopic batten; 66, right-angle plate; 67, guide groove; 68, connecting belt; 69, pulley; 610, supporting bracket; 611, hollow arc frame; 612, movable arm; 613, scraper strip; 614, receiving hopper; 615, output pipe; 616, valve;

[0028] The folding and storing assembly comprises: 71, groove; 72, locking bolt; 73, threaded hole; 74, second electric telescopic rod. DETAILED DESCRIPTION

[0029] ​With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0030] Please refer to Figures 1 to 7 An embodiment provided by the present application is a concrete brick hardness detection device for building construction, which comprises a base 1 and a stand 2. The stand 2 is rotationally connected to the inside of the base 1. The bottom of the stand 2 is fixedly connected with a first electric telescopic rod 3. The telescopic rod end of the first electric telescopic rod 3 is fixedly connected with a Rockwell hardness tester 4. The top of the base 1 is provided with a control panel 5 on the side of the stand 2. The top of the base 1 is provided with a leveling and fixing assembly for processing the top surface of the concrete brick to be detected.

[0031] The leveling and fixing assembly comprises a three-pronged support 61 fixedly connected to the middle of the base 1. A stepping motor 62 is fixedly connected to the inner wall of the middle of the three-pronged support 61. The driving end of the stepping motor 62 is fixedly connected with an arc-shaped groove wheel 63. The top of the three-pronged support 61 is fixedly connected with a detection bearing platform 64. The arc-shaped groove wheel 63 is rotationally connected to the bottom of the detection bearing platform 64. The inner wall of the middle of the detection bearing platform 64 is slidably connected with a plurality of telescopic battens 65. The bottom end outer wall of the telescopic battens 65 is slidably connected to the middle of the arc-shaped groove wheel 63. The end top of the telescopic battens 65 away from the arc-shaped groove wheel 63 is fixedly connected with a right-angle plate 66.

[0032] The bottom end of the telescopic batten 65 is provided with an outer convex cylindrical sleeve connected to the inner wall of the arc-shaped groove wheel 63.

[0033] More preferably, the concrete brick to be detected is placed on the top of the detection bearing platform 64. The size of the concrete brick is controlled by the control panel 5 to control the operation of the stepping motor 62. The stepping motor 62 drives the arc-shaped groove wheel 63 to rotate. Under the cooperation of each arc-shaped groove, each telescopic batten 65 starts to slide in the inside of the detection bearing platform 64. The position of each right-angle plate 66 is adjusted according to the size of the concrete brick, so that the inner wall of each right-angle plate 66 can be attached to the outer wall of the four corners of the concrete brick to position it.

[0034] The top of the base 1 is provided with a folding storage assembly for adjusting the overall space occupied by the detection device, wherein:

[0035] The folding storage assembly comprises two second electric telescopic rods 74, both of which are rotationally connected to the top of the base 1, and the telescopic rod ends of the two second electric telescopic rods 74 are rotationally connected to the outer wall of the stand 2; a groove 71 is formed in the side of the top of the base 1 away from the control panel 5, and the groove 71 corresponds to the stand 2; locking bolts 72 are threadedly connected to the inner wall of the groove 71; and threaded holes 73 are formed in the middle of the two sides of the stand 2.

[0036] The shape and size of the groove 71 are matched with the stand 2, and the two locking bolts 72 and the threaded holes 73 are symmetrically arranged with respect to the transverse center line of the base 1.

[0037] More preferably, when the hardness of the concrete brick is to be detected, the control panel 5 controls the two second electric telescopic rods 74 to retract, and the stand 2 is rotated and pulled out of the groove 71 until it is vertically erected; after the concrete brick is positioned and the upper surface is treated, the first electric telescopic rod 3 can be controlled to move downward and abut against the surface of the concrete brick, and continue to apply a certain pressure downward until the surface of the concrete brick is deformed or cracked; the hardness data of the concrete brick can be recorded through the control panel 5; correspondingly, when the detection is completed, the two second electric telescopic rods 74 can be controlled to extend outward to push the stand 2 to rotate clockwise until it is stored in the groove 71, and then the two locking bolts 72 are screwed through the threaded holes 73 and the inner wall of the base 1, thereby completing the storage of the stand 2.

[0038] A plurality of guide grooves 67 are formed around the top of the detection platform 64, and the outer wall of the right-angle plate 66 is slidably connected to the inner wall of the guide groove 67; a belt pulley 69 is rotationally connected to the top of the base 1 beside the detection platform 64, and the belt pulley 69 is connected to the arc-shaped groove wheel 63 through a connecting belt 68; and the top of the belt pulley 69 is fixedly connected to the movable arm 612.

[0039] The inner diameter of the guide groove 67 corresponds to the outer wall of the right-angle plate 66, and the movable arm 612 is arranged at the top center of the belt pulley 69.

[0040] More preferably, the guide groove 67 can further limit the adjustment of the right-angle plate 66, ensuring the accuracy of the movement, and the movable arm 612 can be rotated under the cooperation of the connecting belt 68 and the belt pulley 69 as the arc-shaped groove wheel 63 rotates.

[0041] The top of the base 1 is fixedly connected with a supporting frame 610, the inside of the supporting frame 610 is slidably connected with a hollow arc frame 611, the outer wall of the movable arm 612 is slidably connected with the inner wall of the hollow arc frame 611, the side, away from the movable arm 612, of the hollow arc frame 611 is fixedly connected with a scraper strip 613, the bottom of the base 1 is fixedly connected with a receiving hopper 614, located directly below the detection bearing platform 64, the inside of the receiving hopper 614 is fixedly connected with an output pipe 615, the outer wall of the output pipe 615 is fixedly connected with a valve 616 in the middle, and the control panel 5 is electrically connected with the first electric telescopic rod 3, the Rockwell hardness tester 4, the stepping motor 62 and the second electric telescopic rod 74.

[0042] Wherein: the bottom of the scraper strip 613 is located on the same straight line with the top of the right-angle plate 66, and the movable arm 612 moves along the rotation track of the belt pulley 69.

[0043] Better: the supporting frame 610 supports the hollow arc frame 611, with the rotation of the movable arm 612, the hollow arc frame 611 can be driven to move horizontally along the transverse center line of the detection bearing platform 64, driving the scraper strip 613 to move synchronously to process the detection surface of the concrete brick to adhere to the particles, so that the detection surface is flat, facilitating subsequent detection, and the receiving hopper 614 can collect the particles scraped down from above, and finally the valve 616 can be opened to discharge from the output pipe 615.

[0044] The working principle of the above implementation is as follows:

[0045] The working steps are as follows:

[0046] The concrete brick to be detected is placed on the top of the detection bearing platform 64, the size of which is controlled by the control panel 5 to control the operation of the stepping motor 62, the stepping motor 62 drives the arc-shaped groove wheel 63 to rotate, and under the cooperation of each arc-shaped groove, each telescopic plate 65 can be slid inside the detection bearing platform 64, the positions of each right-angle plate 66 are adjusted according to the size of the concrete brick, so that the inner walls of each right-angle plate 66 can be attached to the outer walls of the four corners of the concrete brick to position it, the setting of the guide groove 67 can further limit and guide the adjustment of the right-angle plate 66 to ensure the accuracy of the movement process, with the rotation of the arc-shaped groove wheel 63, the movable arm 612 can be rotated under the cooperation of the connecting belt 68 and the belt pulley 69, the supporting frame 610 supports the hollow arc frame 611, with the rotation of the movable arm 612, the hollow arc frame 611 can be driven to move horizontally along the transverse center line of the detection bearing platform 64, driving the scraper strip 613 to move synchronously to process the detection surface of the concrete brick to adhere to the particles, so that the detection surface is flat, facilitating subsequent detection, and the receiving hopper 614 can collect the particles scraped down from above, and finally the valve 616 can be opened to discharge from the output pipe 615.

[0047] When the hardness of the concrete brick is ready to be detected, the control panel 5 controls the second electric telescopic rod 74 on both sides to retract, and the stand 2 is rotated and pulled up from the groove 71 until it is in a vertical state When the concrete brick is positioned and the upper surface is treated, the first electric telescopic rod 3 can be controlled to drive the Rockwell hardness tester 4 to move downward and abut the surface of the concrete brick, and continue to apply a certain pressure downward until the surface of the concrete brick appears deformation or crack, and the hardness data of the concrete brick can be recorded through the control panel 5, and when the detection is completed, the second electric telescopic rod 74 on both sides can be controlled to extend outward to push the stand 2 to rotate clockwise until it is rotated and stored in the groove 71, and then the locking bolt 72 on both sides is screwed through the threaded hole 73 and the inner wall of the base 1, so that the stand 2 can be stored, the occupied space is reduced, and the detector can store the device as a whole, which is more convenient to carry.

[0048] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

[0049] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the hardness of a concrete block for construction, characterized by: The utility model relates to a concrete brick testing device, including base (1) and stand (2), stand (2) is rotatably connected in the inside of base (1), the bottom fixedly connected with first electric telescopic link (3) of stand (2), the telescopic link end fixedly connected with rockwell hardness tester (4) of first electric telescopic link (3), the top of base (1) is installed with control panel (5) in the side of stand (2), the top of base (1) is provided with the leveling and retaining assembly for treating the top surface of concrete brick to be measured, wherein: The leveling and retaining assembly includes a three-pronged bracket (61) fixedly connected to the middle of the base (1), a stepper motor (62) fixedly connected to the inner wall of the middle of the three-pronged bracket (61), an arc-shaped groove wheel (63) fixedly connected to the drive end of the stepper motor (62), a detection platform (64) fixedly connected to the top of the three-pronged bracket (61), the arc-shaped groove wheel (63) rotatably connected to the bottom of the detection platform (64), a plurality of telescopic slats (65) slidably connected to the inner wall of the middle of the detection platform (64), the bottom end of the outer wall of the telescopic slats (65) is slidably connected to the middle of the arc-shaped groove wheel (63), and a right-angle plate (66) is fixedly connected to the top of the end of the telescopic slat (65) away from the arc-shaped groove wheel (63). The top of the base (1) is provided with a folding storage assembly for adjusting the overall space occupied by the detection device, wherein: The folding storage assembly includes two second electric telescopic links (74), both sides of the second electric telescopic links (74) are rotatably connected to the top of the base (1), the telescopic rod ends of both sides of the second electric telescopic links (74) are rotatably connected to the outer wall of the stand (2), a recess (71) is formed on the side of the top of the base (1) away from the control panel (5), the recess (71) corresponds to the stand (2), the inner wall of the recess (71) is threadedly connected with a locking bolt (72), and the middle of both sides of the stand (2) is provided with a threaded hole (73), and the locking bolt (72) is threadedly connected with the threaded hole (73).

2. The device for detecting the hardness of a concrete brick for building construction according to claim 1, characterized in that: A plurality of guide grooves (67) are formed around the top of the detection platform (64), and the outer wall of the right-angle plate (66) is slidably connected to the inner wall of the guide groove (67).

3. The device for detecting the hardness of a concrete brick for building construction according to claim 2, characterized in that: A pulley (69) is rotatably connected to the top of the base (1) beside the detection platform (64), the pulley (69) is connected with the arc-shaped groove wheel (63) through a connecting belt (68), and the top of the pulley (69) is fixedly connected with a movable arm (612).

4. The device for detecting the hardness of a concrete brick for building construction according to claim 3, characterized in that: The top of the base (1) is fixedly connected with a supporting frame (610), the inside of the supporting frame (610) is slidably connected with a hollow arc frame (611), the outer wall of the movable arm (612) is slidably connected to the inner wall of the hollow arc frame (611), and the side of the hollow arc frame (611) away from the movable arm (612) is fixedly connected with a scraper (613).

5. The device for detecting the hardness of a concrete brick for building construction according to claim 4, characterized in that: The bottom of the base (1) is fixedly connected with a receiving hopper (614) located directly below the detection bearing platform (64), the inner central position of the receiving hopper (614) is fixedly connected with an output pipe (615), and the outer wall middle part of the output pipe (615) is fixedly connected with a valve (616).

6. The device for detecting the hardness of a concrete brick for building construction according to claim 1, characterized in that: The control panel (5) is electrically connected with the first electric telescopic rod (3), the Rockwell hardness tester (4), the stepping motor (62) and the second electric telescopic rod (74).

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