CN220231335U

CN220231335U - Pavement hardness detector

Info

Publication number: CN220231335U
Application number: CN202321667161.7U
Authority: CN
Inventors: 迟晓勋
Original assignee: Zhongxu Dongyue Construction Group Co ltd
Current assignee: Zhongxu Dongyue Construction Group Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-12-22
Anticipated expiration: 2033-06-28

Abstract

The utility model discloses a pavement hardness detector, which comprises a pavement hardness detector main body, wherein the pavement hardness detector main body comprises a main frame, a pressure gauge and detection plates, the pressure gauge is fixedly arranged at two sides of the inside of the main frame through screws, and the detection plates are arranged at the bottom end of the inside of the main frame; through the design removal extrusion mechanism, can be when the level of road surface hardness detector main part stabilizes hardness and detects the use, driving motor circular telegram operation back drives the lead screw normal position and rotates, will remove the frame and remove at the surface of lead screw, and drive movable plate when removing the frame, spliced pole and pick-up plate push down to concrete road surface, and drive the surface slip stability control of slider at fixed slide bar when the movable plate pushes down, and be convenient for by removing frame and three spliced pole with the pick-up plate intermediate position when squeezing the concrete with both sides atress even, and be convenient for evenly push down when pushing down hardness detection use, the error is reduced.

Description

Pavement hardness detector

Technical Field

The utility model belongs to the technical field of pavement hardness detectors, and particularly relates to a pavement hardness detector.

Background

The pavement is a layered structure which is paved on a road bed by various road construction materials and directly bears the load of vehicles, a road is formed by pouring concrete when the pavement is constructed, the pavement hardness is required to be detected and used after the pavement is formed by the concrete, the pavement is usually detected and used by a hardness detector, the existing hardness detector is equipment for detecting the hardness of the paved pavement concrete, and the equipment is directly arranged for stably placing the pavement and then is pressed for detection when in use, so that the stress of the hardness detector for pressing down detection is uniform, errors are reduced, and the accuracy of the pavement hardness detector main body for detecting the hardness of the pavement is improved;

when the existing pavement hardness detector is used for detecting the pavement concrete hardness, the pavement hardness detector is directly placed at a pavement detection position, the detection plate is driven by the driving device to be pressed down to the surface of concrete and extruded for detection, the hardness of the concrete pavement is detected and used conveniently through the pavement hardness detector, when the existing pavement hardness detector is used for detection, the sliding plate is directly driven by the movement of the air cylinder to extrude with the pressing block, the middle position of the detection plate is extruded and detected at the moment, the detection device is positioned at two ends during extrusion, uneven stress is easily caused at the middle stress and the two sides of the detection plate during extrusion, errors are easily caused during detection, and therefore the hardness detection effect of the pavement hardness detector on the concrete pavement is influenced, and the detection error is influenced.

Disclosure of Invention

The utility model aims to provide a pavement hardness tester, which solves the problems that when the pavement hardness tester is used for testing, when a cylinder moves to drive a testing plate to squeeze, the middle stress and the two sides of the testing plate are stressed unevenly, and when the testing plate is subjected to stress, errors are generated, so that the hardness testing effect of the pavement hardness tester on a concrete pavement is influenced, and the testing errors are influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a road surface hardness detector, includes road surface hardness detector main part, road surface hardness detector main part includes body frame, manometer and pick-up plate, the inside both sides at the body frame are passed through to the manometer, the pick-up plate sets up in the inside bottom of body frame, still be provided with in the road surface hardness detector main part:

the movable extrusion mechanism comprises a driving adjusting component, a connecting extrusion component and a control component, and is arranged in the main frame;

the horizontal placing mechanism comprises a horizontal component and a compacting and installing component, and the horizontal placing mechanism is arranged on the side face of the top end of the inner part of the main frame.

Preferably, the drive adjusting assembly comprises a drive motor fixedly mounted at the top end of the inside of the main frame through bolts, a screw rod is rotatably connected to the inside of the main frame through bearings, a limiting ring is fixedly welded at the bottom end of the screw rod, the top end of the screw rod is fixedly connected with the end part of the drive motor through bolts, and the drive adjusting assembly comprises a movable frame arranged on the outer surface of the screw rod.

Preferably, the connecting extrusion assembly comprises a movable plate welded and fixed at the end part of the movable frame, three connecting columns are fixedly arranged at the joint of the lower surface of the movable plate and the upper surface of the detection plate through bolts, and the lower surface of the pressure gauge is fixedly connected with the upper surface of the movable plate through bolts.

Preferably, the control assembly comprises a sliding groove formed in the bottom ends of two sides of the inside of the main frame, a fixed sliding rod is fixedly welded in the sliding groove, a sliding block is slidably connected to the outer surface of the fixed sliding rod, and the end part of the sliding block is fixedly connected with the side face of the moving plate through welding.

Preferably, the sliding block is slidably connected with the outer surface of the fixed sliding rod, and the moving plate and the inside of the sliding groove are slidably connected with the fixed sliding rod through the sliding block.

Preferably, the horizontal component comprises mounting holes formed in two sides of the top end inside the main frame, and a bubble level is arranged in the middle of the mounting holes.

Preferably, the compacting and mounting assembly comprises fixing plates fixedly mounted on two sides of the inside of the mounting hole through screws, an elastic block is fixedly arranged on the inner surface of the fixing plates through glue solution adhesion, two clamping plates are elastically connected to the end parts of the elastic block, and the inner surfaces of the clamping plates are in contact with the outer surface of the bubble level.

Preferably, the clamping plate is of an arc-shaped structure, and the bubble level and the fixing plate are in compressed connection with the clamping plate through the elastic block.

Compared with the prior art, the utility model has the beneficial effects that:

through the design removal extrusion mechanism, can be when the level of road surface hardness detector main part stabilizes hardness and detects the use, driving motor circular telegram operation back drives the lead screw normal position and rotates, will remove the frame and remove at the surface of lead screw, and drive movable plate when removing the frame, spliced pole and pick-up plate push down to concrete road surface, and drive the surface slip stability control of slider at fixed slide bar when the movable plate pushes down, and be convenient for by removing frame and three spliced pole with the pick-up plate intermediate position when squeezing concrete with both sides atress even, and be convenient for evenly push down when pushing down hardness detection use, reduce the error, the degree of accuracy when improving road surface hardness detector main part to road surface hardness detection.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the moving frame, moving plate and sliding block of the present utility model;

FIG. 3 is a schematic view of a partial top view of the bubble level, mounting holes and main frame of the present utility model;

FIG. 4 is a schematic view of a partial side sectional structure of the bubble level, mounting holes and main frame of the present utility model;

in the figure: 100. a road surface hardness detector body; 101. a main frame; 1011. a mounting hole; 1012. a fixing plate; 1013. an elastic block; 1014. a clamping plate; 1015. bubble level; 102. a pressure gauge; 1021. a driving motor; 1022. a screw rod; 1023. a moving rack; 1024. a limiting ring; 1025. a moving plate; 1026. a connecting column; 1027. a slide block; 1028. a chute; 1029. fixing the slide bar; 103. and (5) detecting the plate.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a road surface hardness detector, including road surface hardness detector main part 100, road surface hardness detector main part 100 includes body frame 101, pressure gauge 102 and pick-up plate 103, pressure gauge 102 passes through screw fixed mounting in the inside both sides of body frame 101, the pick-up plate 103 sets up in the inside bottom of body frame 101, place road surface hardness detector main part 100 stability in concrete road surface detection department through body frame 101 contact on ground, it detects the use to push down to concrete road surface at movable frame 1023 motion drive movable plate 1025 and pick-up plate 103, be convenient for use road surface hardness detection through road surface hardness detector main part 100, improve road surface hardness detector main part 100 and detect the result of use when using, still be provided with on the road surface hardness detector main part 100:

remove extrusion mechanism, and this remove extrusion mechanism including drive adjusting part, connect extrusion subassembly and control assembly, remove extrusion mechanism and set up in the inside of body frame 101, can detect the use to concrete road surface hardness through road surface hardness detector main part 100, it is even to both sides and intermediate position department extrusion atress when being convenient for to adjust movable plate 1025 and pick-up plate 103 by removing extrusion mechanism, reduces the error, improves the degree of accuracy of road surface hardness detector main part 100 when detecting road surface hardness.

In order to facilitate driving of the pressing moving plate 1025 to perform hardness detection with the detection plate 103 through the driving component, and force is evenly applied to two sides and a middle position during pressing and extrusion, uniform extrusion and measurement are facilitated, in this embodiment, preferably, the driving adjusting component comprises a driving motor 1021 fixedly mounted at the top end inside the main frame 101 through bolts, the driving motor 1021 is electrified to serve as power rotation adjustment, a screw rod 1022 is connected to the inside of the main frame 101 through bearing rotation, a limiting ring 1024 is fixedly welded at the bottom end of the screw rod 1022, the top end of the screw rod 1022 is fixedly connected with the end of the driving motor 1021 through bolts, in order to facilitate driving of the screw rod 1022 to rotate in situ through the driving motor 1021, at this time, the moving frame 1023 moves on the surface of the screw rod 1022, and is convenient to move and adjust and use, and force is evenly extruded to two sides through the limiting ring 1024 when the screw rod 1022 rotates, and the moving frame 1023 is arranged on the outer surface of the screw rod 1022.

In order to facilitate the end and side surface uniform installation of the detection plate 103 by connecting the extrusion assembly, and the stress is uniform during the pressing extrusion, and the uniform extrusion detection is convenient to use, in this embodiment, preferably, the connecting extrusion assembly comprises a moving plate 1025 welded and fixed at the end of the moving frame 1023, and three connecting columns 1026 are fixedly installed at the connection position of the lower surface of the moving plate 1025 and the upper surface of the detection plate 103 through bolts, and the lower surface of the pressure gauge 102 is fixedly connected with the upper surface of the moving plate 1025 through bolts, the three connecting columns 1026 stably connect the detection plate 103 with the moving plate 1025, and the stress is uniform during the extrusion, so that the accuracy of the pavement hardness detection of the pavement hardness detector main body 100 is improved.

In order to be convenient for with movable plate 1025 stable control when sliding through control assembly, and be convenient for stabilize and push down and detect the use, in this embodiment, preferably, control assembly is including seting up the spout 1028 in the inside both sides bottom of body frame 101, the inside welded fastening of spout 1028 has fixed slide bar 1029, easy fixed mounting back sliding adjustment uses, fixed slide bar 1029's surface sliding connection has slider 1027, and slider 1027's tip and movable plate 1025's side pass through welded fastening connection, be convenient for be in slider 1027 the inside of spout 1028 with fixed slide bar 1029 looks slip to movable plate 1025 stable control.

In order to facilitate the sliding control of the sliding block 1027 on the outer surface of the fixed sliding rod 1029 when the moving plate 1025 moves in a pushing manner, and facilitate the control, in this embodiment, preferably, the sliding block 1027 is slidably connected with the outer surface of the fixed sliding rod 1029, and the moving plate 1025 is slidably connected with the fixed sliding rod 1029 through the sliding block 1027 inside the sliding slot 1028, so that the moving plate 1025 is stably controlled by the sliding block 1027 when the outer surface of the fixed sliding rod 1029 slides, and the end part of the moving plate 1025 is uniformly pushed down for detection.

The horizontal placing mechanism comprises a horizontal component and a compacting installation component, the horizontal placing mechanism is arranged on the side surface of the top end of the inside of the main frame 101, when the pavement hardness tester main body 100 is used for testing the hardness of a concrete pavement, the pavement hardness tester main body 100 is stably placed horizontally by the horizontal placing mechanism, the use effect of the pavement hardness tester main body 100 on the hardness of the concrete pavement is improved, and the detection error is reduced.

In order to be convenient for place the road surface hardness detector main part 100 level when placing hardness detection and use through horizontal subassembly, and place more steadily, in this embodiment, preferably, horizontal subassembly is including seting up the mounting hole 1011 in the inside top both sides of body frame 101, and the inside intermediate position department of mounting hole 1011 is provided with bubble spirit level 1015, is convenient for install bubble spirit level 1015 in the inside of mounting hole 1011, and convenient to install and use.

In order to be convenient for consolidate the installation when the bubble spirit level 1015 is closed in the inside of mounting hole 1011 through sticis installation subassembly, and be convenient for fixed mounting use, sticis the installation subassembly including the fixed plate 1012 of passing through screw fixed mounting in the inside both sides of mounting hole 1011, the internal surface of fixed plate 1012 is fixed with elastomeric block 1013 through the glue solution bonding, the tip elastic connection of elastomeric block 1013 has two cardboard 1014, can be at the surface of fixed plate 1012 with cardboard 1014 elasticity sticiss, and be convenient for sticiss fixedly, and the internal surface of cardboard 1014 contacts with the surface of bubble spirit level 1015, be convenient for sticiss cardboard 1014 elasticity at the surface of bubble spirit level 1015, and fixed mounting bubble spirit level 1015 uses, in order to be convenient for with cardboard 1014 elastic connection extrusion fixed bubble spirit level 1015, and be convenient for fixed mounting use, cardboard 1014 is the arc structure, and bubble spirit level 1015 is connected with fixed plate 1012 through elastomeric block 1013, sticiss the surface reinforcement of cardboard 1014 at bubble spirit level 1015.

The working principle and the using flow of the utility model are as follows: the pavement hardness tester has the advantages that when the pavement hardness tester is used, the main frame 101 is directly contacted with the ground to stably place the pavement hardness tester main body 100 at a concrete pavement detection position, when the pavement hardness tester main body 100 is stably placed, the bubble level 1015 is closed in the mounting hole 1011 and the elastic block 1013 deforms to press the clamping plate 1014 on the surface of the bubble level 1015, the bubble level 1015 is pressed and fixed, when the pavement hardness tester main body 100 is placed, the pavement hardness tester main body 100 can be horizontally placed by the bubble in the bubble level 1015 at the horizontal middle position, the pavement hardness tester main body 100 is more horizontally stable when the pavement hardness tester main body 100 is placed and used, a pressing detection error is not easy to generate when the pavement hardness tester main body 100 is used, the stress is stable when the pavement hardness tester main body 100 is pressed, the pavement hardness tester main body 100 is used for concrete pavement hardness detection, and the detection effect of the pavement hardness tester main body 100 is improved, and the detection error is reduced;

then when the pavement hardness tester main body 100 is horizontally and stably placed for use, at this time, after the driving motor 1021 is electrified and operated, the screw rod 1022 is driven to rotate in situ, and when the screw rod 1022 rotates in situ, at this time, the movable frame 1023 is moved on the outer surface of the screw rod 1022, and the movable plate 1025, the connecting columns 1026 and the detection plate 103 are driven to be pressed down to a concrete pavement when the movable frame 1023 is moved, and the sliding of the sliding block 1027 on the outer surface of the fixed sliding rod 1029 is driven to be stably controlled when the movable plate 1025 is pressed down, so that the detection plate 103 is uniformly stressed and pressed down to be detected by the movable frame 1023 and the three connecting columns 1026, and the middle position and the two sides of the detection plate 103 are uniformly stressed when the detection plate 103 presses the concrete pavement, at this time, when the detection plate 103 presses down to a certain degree, the bottom end of the pressure tester 102 is pressed down, and the hardness detection result is displayed by the pressure tester 102, and the error is reduced, the accuracy of the pavement hardness tester main body 100 in the pavement hardness detection is improved, and the average value is obtained after the detection is finished.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a road surface hardness detector, includes road surface hardness detector main part (100), road surface hardness detector main part (100) include body frame (101), manometer (102) and pick-up board (103), inside both sides at body frame (101) are through screw fixed mounting to manometer (102), pick-up board (103) set up in the inside bottom of body frame (101), its characterized in that: the pavement hardness tester main body (100) is also provided with:

the movable extrusion mechanism comprises a driving adjusting component, a connecting extrusion component and a control component, and is arranged in the main frame (101);

the horizontal placing mechanism comprises a horizontal component and a compacting and installing component, and the horizontal placing mechanism is arranged on the side face of the top end of the inside of the main frame (101).

2. The pavement hardness tester according to claim 1, wherein: the driving adjusting assembly comprises a driving motor (1021) fixedly mounted at the top end inside a main frame (101), a screw rod (1022) is rotatably connected inside the main frame (101) through a bearing, a limiting ring (1024) is fixedly welded at the bottom end of the screw rod (1022), the top end of the screw rod (1022) is fixedly connected with the end of the driving motor (1021) through a screw, and the driving adjusting assembly comprises a moving frame (1023) arranged on the outer surface of the screw rod (1022).

3. The pavement hardness tester according to claim 2, wherein: the connecting extrusion assembly comprises a movable plate (1025) fixed at the end part of the movable frame (1023) in a welding mode, three connecting columns (1026) are fixedly arranged at the joint of the lower surface of the movable plate (1025) and the upper surface of the detection plate (103) through bolts, and the lower surface of the pressure gauge (102) is fixedly connected with the upper surface of the movable plate (1025) through bolts.

4. A pavement hardness tester according to claim 3, wherein: the control assembly comprises a sliding groove (1028) formed in the bottom ends of two sides of the inside of the main frame (101), a fixed sliding rod (1029) is fixedly welded in the sliding groove (1028), a sliding block (1027) is connected to the outer surface of the fixed sliding rod (1029) in a sliding mode, and the end portion of the sliding block (1027) is fixedly connected with the side face of the movable plate (1025) through welding.

5. The pavement hardness tester according to claim 4, wherein: the sliding block (1027) is in sliding connection with the outer surface of the fixed sliding rod (1029), and the moving plate (1025) and the inside of the sliding groove (1028) are in sliding connection with the fixed sliding rod (1029) through the sliding block (1027).

6. The pavement hardness tester according to claim 1, wherein: the horizontal component comprises mounting holes (1011) formed in two sides of the top end of the inside of the main frame (101), and a bubble level (1015) is arranged in the middle of the inside of the mounting holes (1011).

7. The pavement hardness tester according to claim 6, wherein: the compacting and mounting assembly comprises fixing plates (1012) fixedly mounted on two sides of the inside of a mounting hole (1011), elastic blocks (1013) are fixedly arranged on the inner surfaces of the fixing plates (1012) through glue solution adhesion, two clamping plates (1014) are elastically connected to the end parts of the elastic blocks (1013), and the inner surfaces of the clamping plates (1014) are in contact with the outer surfaces of the bubble level (1015).

8. The pavement hardness tester according to claim 7, wherein: the clamping plate (1014) is of an arc-shaped structure, and the bubble level (1015) and the fixing plate (1012) are in compressing connection with the clamping plate (1014) through the elastic block (1013).