Road thickness measuring device for traffic construction

Abstract

The utility model belongs to the technical field of traffic construction, and particularly relates to a road thickness measuring device for traffic construction, which comprises an outer clamping piece, the outer clamping piece is connected with a brake piece and a reference piece, the brake piece is provided with a measuring scale, the outer clamping piece comprises a trepanning plate, two outer clamping columns are sleeved in the trepanning plate, and the outer clamping columns are connected with the reference piece. A sliding rail plate is fixedly arranged on the trepanning plate, the trepanning plate is rotationally connected with the threaded rod through a bearing, the brake part comprises a sleeve frame, the sleeve frame is arranged on the sliding rail plate in a sleeving mode, the reference part comprises a flat attaching plate, the interior of the flat attaching plate is connected with the sliding rail plate in a sleeving mode, and the flat attaching plate is in threaded connection with the threaded rod. According to the road thickness measuring device, the lower pressing plate on the brake part is pressed downwards, so that the outer clamping column is driven to extend outwards to be inserted below the road construction bottom surface, then the standard part is adjusted to drive the outer clamping column to pull and move upwards to abut against the road construction bottom surface, reference of the horizontal plane is conducted through the outer clamping column and the flat attaching plate, and the accuracy of road thickness measurement is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to traffic construction technical field, concretely relates to a road thickness measuring device for traffic construction. BACKGROUND

[0002] Traffic engineering test detection includes highway engineering and waterborne engineering test detection, which is a test detection activity according to the quality and technical index of material, component, engineering product and engineering entity used in highway and waterborne engineering according to the relevant laws and regulations of the state, engineering construction technical standard, specification and regulation. In the process of asphalt pavement construction, the road thickness is measured according to the standard requirement, the quality is reliable, and the road thickness is usually measured by the pit digging method and the drilling method. When the pit digging method is used to measure the thickness of roadbed, the roadbed is dug at the point to the bottom surface of the roadbed, the pit bottom is cleaned, and then the steel ruler is used for measurement.

[0003] Problems of prior art:

[0004] In prior art, when the steel ruler is used to measure the pit, the pit depth is usually dug below the roadbed, so that the reference surface corresponding to the bottom of the steel ruler is uneven due to construction rolling during measurement, so that the measurement value at the measurement position is deviated, and the accuracy of measurement is affected. Utility model content

[0005] The utility model aims at providing a road thickness measuring device for traffic construction, which can solve the problem of deviation of measurement value at the measurement position due to uneven reference surface corresponding to the bottom of the steel ruler during measurement when the steel ruler is used to measure the pit in prior art.

[0006] The technical scheme adopted by the utility model is as follows:

[0007] A road thickness measuring device for traffic construction, comprising an outer clamping piece, the outer clamping piece is connected with a brake piece and a reference piece, a measuring scale is arranged on the brake piece;

[0008] The outer clamping piece comprises a sleeve hole plate, two outer clamping columns are sleeved in the sleeve hole plate, the opposite ends of the two outer clamping columns are fixedly connected with two fixed plates respectively, first springs are fixedly arranged on the opposite sides of the two outer clamping columns, the two fixed plates are sleeved in the movable holes formed in the sleeve hole plate, and a sliding rail plate is fixedly arranged on the sleeve hole plate;

[0009] The front and rear sides of the two fixed plates are fixedly connected with four first clamping shafts respectively, the lower ends of four anti-push plates are sleeved with the four first clamping shafts respectively, and the sleeve hole plate is rotatably connected with a threaded rod through a bearing.

[0010] The brake member comprises a sleeve frame, which is sleeved on the slide rail plate, and two second clamping shafts are fixedly connected to the opposite sides of the sleeve frame, and the upper ends of the two second clamping shafts are sleeved with two groups of upper ends of the four reverse push plates;

[0011] The reference member comprises a flat plate, which is sleeved in the slide rail plate, and the flat plate is threadedly connected with the threaded rod, and the second sleeve frame and the second baffle are fixedly arranged on the flat plate.

[0012] The sleeve frame is fixedly provided with a sleeve ruler plate, a first sleeve frame and a lower pressing plate, and the sleeve ruler plate is sleeved with a measuring ruler.

[0013] The first sleeve frame is sleeved with a first brake plate, the first sleeve frame is fixedly provided with a first baffle in L shape, the opposite sides of the first baffle and the first brake plate are fixedly provided with a second spring, and the first brake plate is fixedly provided with a first ear plate.

[0014] The second sleeve frame is sleeved with a second brake plate, the opposite sides of the second brake plate and the second baffle are fixedly provided with a third spring, and the second brake plate is fixedly provided with a second ear plate.

[0015] The side surface of the slide rail plate is provided with a plurality of brake grooves, the plurality of brake grooves are matched with the first brake plate and the second brake plate, and the free end bottom surfaces of the first brake plate and the second brake plate are inclined.

[0016] The sleeve hole plate is fixedly provided with a reference plate, and the reference plate corresponds to the sleeve ruler plate in up and down directions.

[0017] The upper surface of the reference plate is arranged in the same horizontal plane as the upper end horizontal surface of the two outer clamping columns.

[0018] The measuring ruler is matched with the recess hole arranged on the flat plate.

[0019] The utility model discloses the technical effect obtained for:

[0020] The utility model discloses, through setting up outer clamping piece, brake member and reference member, can make outer clamping piece rely on the lower pressing of brake member and push, make two outer clamping columns on outer clamping piece mutually far away and stretch out, thereby under the outer extension of the insertion of the inner surface of road excavation pit, then adjust reference member and the upper surface contact of road, thereby convenient for pulling the outer extension of outer clamping column and moving up and being in contact with the road construction bottom surface, so can make the plane of outer clamping column contact expand, and carry out the reference of horizontal plane, so can when measuring, the measuring ruler has the effect that the lower end of measuring ruler and the reference surface of the measurement road construction bottom surface correspond, thereby reduce the deviation of measurement, improve the accuracy when measuring the thickness of road.

[0021] The utility model discloses, through setting up the outer card piece and brake part, can make brake part to the outer card piece adjust and move limit automatically, so convenient for the measurement operation, second brake part also convenient for the operation of the outer card piece to the release brake, thereby improving the practicality of the device.

[0022] The utility model discloses, through setting up the outer card piece and reference element, can make reference element when being adjusted and being convenient for responding to the measurement of various different thickness road, can form the lapping support with the road upper surface, thereby being favorable to the adjustment of the outer card column on the outer card piece and the contact of road construction bottom surface, improves the measurement effect. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the front view structure schematic diagram of the utility model;

[0024] Figure 2 It is the structure schematic diagram of the outer card piece in the utility model;

[0025] Figure 3 It is the structure schematic diagram of the left side view of the outer card piece in the utility model;

[0026] Figure 4 It is the structure schematic diagram of brake part in the utility model;

[0027] Figure 5 It is the structure schematic diagram of reference element in the utility model.

[0028] In the drawings, the component list represented by each sign is as follows:

[0029] 1, outer card piece;11, sleeve hole plate;12, outer card column;13, first spring;14, fixed plate;15, first card shaft;16, counterplate;17, slide rail plate;171, brake groove;18, threaded rod;19, reference plate;2, brake part;21, sleeve frame;22, second card shaft;23, sleeve ruler plate;24, first sleeve slide frame;25, first brake plate;26, second spring;27, first baffle;28, lower pressing plate;3, reference element;31, flat plate;32, second sleeve slide frame;33, second brake plate;34, third spring;35, second baffle;4, measuring ruler. SPECIFIC EMBODIMENTS

[0030] In order to make the purpose and the advantage of the utility model more clear and obvious, the following specific description of the utility model is combined with the embodiment, and it should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection scope of the utility model specific request.

[0031] For example, Figure 1As shown, a road thickness measuring device for traffic construction, comprising an outer clamping piece 1, the outer clamping piece 1 is connected with a brake piece 2 and a reference piece 3, the brake piece 2 is provided with a measuring scale 4;

[0032] The outer clamping piece 1 comprises a sleeve hole plate 11, two outer clamping columns 12 are sleeved in the sleeve hole plate 11, the opposite ends of the two outer clamping columns 12 are fixedly connected with two fixed plates 14, the opposite sides of the two outer clamping columns 12 are fixedly provided with first springs 13, the two fixed plates 14 are sleeved in the movable holes of the sleeve hole plate 11, and the sleeve hole plate 11 is fixedly provided with a sliding rail plate 17;

[0033] The front and rear sides of the two fixed plates 14 are fixedly connected with four first clamping shafts 15 respectively, the lower ends of the four first clamping shafts 15 are sleeved with four reverse thrust plates 16 respectively, the sleeve hole plate 11 is rotationally connected with a threaded rod 18 through a bearing, and the bearing is a thrust roller bearing, so that when the threaded rod 18 rotates, the sleeve hole plate 11 is in a position-fixed state at the lower side of the threaded rod 18, and the flat plate 31 generates upward or downward tension by being threadedly connected with the rotating threaded rod 18, and the flat plate 31 is in a sleeved state with the sliding rail plate 17, so as to limit the rotation of the flat plate 31, so that the flat plate 31 moves upward or downward along the sliding rail plate 17;

[0034] The brake piece 2 comprises a sleeve frame 21, the sleeve frame 21 is sleeved on the sliding rail plate 17, the upper end of the sliding rail plate 17 is fixedly provided with a limiting plate, the opposite sides of the sleeve frame 21 are fixedly connected with two second clamping shafts 22 respectively, and the upper ends of the two second clamping shafts 22 are sleeved with the upper ends of the four reverse thrust plates 16 which are divided into two groups respectively;

[0035] The reference piece 3 comprises a flat plate 31, the flat plate 31 is sleeved with the sliding rail plate 17, the flat plate 31 is threadedly connected with the threaded rod 18, and the flat plate 31 is fixedly provided with a second sleeve sliding frame 32 and a second baffle 35.

[0036] Refer to the accompanying drawings Figure 4 The sleeve frame 21 is fixedly provided with a sleeve scale plate 23, a first sleeve sliding frame 24 and a pressing plate 28, and the sleeve scale plate 23 is sleeved with the measuring scale 4.

[0037] Further, the first sleeve sliding frame 24 is sleeved with a first brake plate 25, the first sleeve sliding frame 24 is fixedly provided with a first baffle 27 which is L-shaped, the opposite sides of the first baffle 27 and the first brake plate 25 are fixedly provided with second springs 26, the first brake plate 25 is fixedly provided with a first ear plate, and by pulling the first ear plate, the first brake plate 25 is released from the sleeved brake of the brake groove 171, so as to facilitate pulling the brake piece 2 to move upward for resetting.

[0038] According to the above structure, the device is placed in the pit on the road, and then when the brake 2 is pressed by the foot, the sleeve frame 21 drives the first brake plate 25 to slide downward in the brake groove 171, so that the slope of the first brake plate 25 and the edge of the brake groove 171 slide, and at the same time, the first brake plate 25 is pushed away from the brake groove 171, and when the first brake plate 25 moves, the second spring 26 is extruded, so that the second spring 26 generates an elastic pushing force to push the first brake plate 25 against the side of the slide rail plate 17, and at the same time, the brake 2 continues to slide downward, so that the first brake plate 25 continuously slides through the brake groove 171. When the brake 2 stops sliding, the first brake plate 25 is always pushed by the second spring 26 and is always against the side of the slide rail plate 17, or the first brake plate 25 corresponds to the brake groove 171, so that it is inserted into the brake groove 171 to form a brake.

[0039] Further, the second sleeve slide frame 32 is sleeved with a second brake plate 33, and a third spring 34 is fixed on the opposite side of the second brake plate 33 and the second baffle 35. A second lug plate is fixed on the second brake plate 33, and the second brake plate 33 is driven to disengage from the brake groove 171 by pulling the second lug plate, so as to facilitate the upward sliding reset adjustment of the reference element 3.

[0040] According to the above structure, when the threaded rod 18 rotates to drive the flat plate 31 on the reference element 3 to move downward, the flat plate 31 drives the second brake plate 33 to move downward synchronously, so that the second brake plate 33 moves downward under pressure in the brake groove 171, and the slope of the second brake plate 33 is against the edge on the brake groove 171, so as to form a downward pressure effect of the slope and the edge. Thus, the brake groove 171 is fixed in position, and the second brake plate 33 is telescopic and adjustable, and is extruded by the slope, so as to drive the second brake plate 33 to slide. Thus, the second brake plate 33 slides in the second sleeve slide frame 32, and extrudes the third spring 34, so as to push the second brake plate 33 moving downward to the side of the slide rail plate 17. Thus, the second brake plate 33 continuously slides downward and corresponds to the next brake groove 171, and is inserted into the corresponding brake groove 171 by the pushing of the third spring 34, so as to limit the upward sliding of the reference element 3, and the reference element 3 can continue to move downward according to the above principle.

[0041] Further, the side of the slide rail plate 17 is provided with a plurality of brake grooves 171, and the plurality of brake grooves 171 are matched with the first brake plate 25 and the second brake plate 33. The free end bottom surface of the first brake plate 25 and the second brake plate 33 is provided with a slope.

[0042] Further, the reference plate 19 is fixed on the sleeve hole plate 11, and the reference plate 19 corresponds to the sleeve scale plate 23 upwards and downwards, so that the measuring scale 4 can be in contact with the reference plate 19 after being pulled out, thereby facilitating measurement.

[0043] Further, the upper surface of the reference plate 19 is arranged at the same horizontal plane as the upper end horizontal surface of the two outer clamping columns 12, so that the measuring scale 4 is in the same plane as the two outer clamping columns 12 when the measuring scale 4 is placed on the reference plate 19, thereby improving the effect of the lower end of the measuring scale 4 corresponding to the road construction bottom surface.

[0044] Further, the measuring scale 4 is matched with the recess hole arranged on the flat plate 31, so that the measuring scale 4 and the flat plate 31 form a reference, thereby facilitating reading of the measurement value of the measuring scale 4.

[0045] The working principle of the device is as follows: the device is placed in a pit on the road, then the lower plate 28 on the brake member 2 is stepped on, the brake member 2 slides downwards along the slide rail plate 17 as a whole, the first brake plate 25 on the brake member 2 slides downwards on the side of the slide rail plate 17, the first brake plate 25 is inserted in time when sliding downwards through the brake groove 171 by the pushing of the second spring 26, and the first brake plate 25 is offset and abuts against the side of the slide rail plate 17 with the continuous downward movement of the brake member 2, thereby facilitating the continuous sliding of the brake member 2, the two second clamping shafts 22 on the brake member 2 drive the four reverse push plates 16 to move downwards, thereby pushing the two fixed plates 14 and the outer clamping columns 12 away from each other, the outer clamping columns 12 drive the first spring 13 to stretch and generate elastic tension, and the two outer clamping columns 12 are inserted into the soil below the road surface in the pit and move away from each other, and the brake member 2 also slides to the brake position, thereby pushing the first brake plate 25 into the corresponding brake groove 171 by the second spring 26 to form a brake, and the two outer clamping columns 12 are fixed, so that the outer clamping columns 12 form a clamping in the pit.

[0046] Then rotate the threaded rod 18, make the threaded rod 18 drive the reference 3 to move down, so that the flat plate 31 on the reference 3 is lowered and abuts against the upper surface of the road, after the flat plate 31 contacts with the road surface, the flat plate 31 supports, relies on the rotation of the threaded rod 18, can make the threaded rod 18 drive the sleeve hole plate 11 connected with the lower side to move up, so as to drive the slide rail plate 17 to move up, so that the brake groove 171 on the slide rail plate 17 pushes the inclined surface of the first brake plate 25 and the second brake plate 33, so as to push the first brake plate 25 and the second brake plate 33 to slide and release the brake, at the same time, the threaded connection of the threaded rod 18 and the flat plate 31, relies on the screw tension after rotation, can pull the sleeve hole plate 11 to move up, then continuously rotate the threaded rod 18 to drive the sleeve hole plate 11 to move up, make the sleeve hole plate 11 drive the two outer clamping columns 12 to move up and abut against the bottom surface of the road construction, at the same time, the third spring 34 also pushes the second brake plate 33 to insert into the corresponding brake groove 171 to brake the reference 3, at the same time, the flat plate 31 also abuts against the upper surface of the road to form horizontal positioning, then the road thickness is measured by observing the measuring ruler 4.

[0047] The preferred embodiments of the present application are described above, it should be noted that, for those skilled in the art, without departing from the principles of the present application, can make a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application. The structures, devices and operation methods not specifically described and explained in the present application, if no special description and limitation, are implemented according to the conventional means in the art.

Claims

1. A device for measuring the thickness of a road for traffic works, comprising an outer clamp (1), characterized in that: The outer clamping piece (1) is connected with the brake piece (2) and the reference piece (3), and the brake piece (2) is provided with a measuring scale (4); The outer clamping piece (1) comprises a sleeve hole plate (11), two outer clamping columns (12) are sleeved in the sleeve hole plate (11), the opposite ends of the two outer clamping columns (12) are fixedly connected with two fixed plates (14) respectively, first springs (13) are fixedly arranged on the opposite sides of the two outer clamping columns (12), the two fixed plates (14) are sleeved in the movable holes formed in the sleeve hole plate (11), and a sliding rail plate (17) is fixedly arranged on the sleeve hole plate (11). The front and rear sides of the two fixed plates (14) are fixedly connected with four first clamping shafts (15) respectively, the lower ends of the four first clamping shafts (15) are sleeved with four anti-pushing plates (16) respectively, and the sleeve hole plate (11) is rotationally connected with a threaded rod (18) through a bearing. The brake piece (2) comprises a sleeve frame (21), the sleeve frame (21) is sleeved on the sliding rail plate (17), the opposite sides of the sleeve frame (21) are fixedly connected with two second clamping shafts (22) respectively, and the upper ends of the two second clamping shafts (22) are sleeved with the upper ends of the four anti-pushing plates (16) in two groups respectively. The reference piece (3) comprises a flat plate (31), the flat plate (31) is sleeved with the sliding rail plate (17), the flat plate (31) is threadedly connected with the threaded rod (18), and a second sleeve sliding frame (32) and a second baffle (35) are fixedly arranged on the flat plate (31).

2. The road thickness measuring device for traffic construction according to claim 1, wherein: A sleeve scale plate (23), a first sleeve sliding frame (24) and a pressing plate (28) are fixedly arranged on the sleeve frame (21), and the sleeve scale plate (23) is sleeved with the measuring scale (4).

3. The road thickness measuring device for traffic construction according to claim 2, characterized by: A first brake plate (25) is sleeved in the first sleeve sliding frame (24), a first baffle (27) in L shape is fixedly arranged on the first sleeve sliding frame (24), second springs (26) are fixedly arranged on the opposite sides of the first brake plate (25) and the first baffle (27), and a first ear plate is fixedly arranged on the first brake plate (25).

4. The road thickness measuring device for traffic construction according to claim 1, characterized by: A second brake plate (33) is sleeved in the second sleeve sliding frame (32), third springs (34) are fixedly arranged on the opposite sides of the second brake plate (33) and the second baffle (35), and a second ear plate is fixedly arranged on the second brake plate (33).

5. The road thickness measuring device for traffic construction according to claim 1, characterized in that: A plurality of brake grooves (171) are formed in the side of the sliding rail plate (17), the plurality of brake grooves (171) are matched with the first brake plate (25) and the second brake plate (33), and the free end bottom surfaces of the first brake plate (25) and the second brake plate (33) are all inclined surfaces.

6. The road thickness measuring device for traffic construction according to claim 1, wherein: A reference plate (19) is fixedly arranged on the sleeve hole plate (11), and the reference plate (19) is vertically corresponding to the sleeve scale plate (23).

7. The road thickness measuring device for traffic construction according to claim 6, wherein: The upper surface of the reference plate (19) is in the same horizontal plane as the upper end horizontal surface of the two outer clamping columns (12).

8. The road thickness measuring device for traffic construction according to claim 1, wherein: The measuring scale (4) is matched with the recess hole formed in the flat plate (31).

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