Expressway construction quality detection device

Abstract

The utility model discloses a highway construction quality detection device, and relates to the technical field of highway detection. Comprising a supporting seat, and a supporting rod, a connecting block and a measuring disc are sequentially arranged on the outer side of the supporting seat; the detection mechanism is arranged on the outer side of the connecting block and used for detecting the road surface, the detection mechanism comprises a detection piece and a connecting piece, the detection piece is arranged on the outer side of the measuring disc and used for detecting the friction force of the road surface, and the connecting piece is arranged in the detection piece and used for controlling the rotating direction of the connecting piece. According to the utility model, through the arrangement of the detection piece and the connecting piece, the cooperation of the mounting shaft, the fixing block, the fixing ring, the sliding cover, the sliding rod, the connecting disc, the friction block, the guide groove and the second spring is realized, so that the swinging rod which swings back is limited, and the situation that the detection accuracy is high in the testing process due to different reaction speeds of testers is avoided. The swing rod cannot be stopped from swinging downwards in time, so that the swing rod is in contact with the ground to damage an instrument.

Description

TECHNICAL FIELD

[0001] The utility model relates to a highway detection technical field, concretely relates to a highway construction quality detection device. BACKGROUND

[0002] One of the biggest features of the highway is fast driving, due to the continuous improvement and improvement of the automobile performance, resulting in the actual driving speed on the highway is often higher than the design speed, the high-speed driving of the vehicle puts forward strict requirements to the road anti-skid safety, the important technical index reflecting the road anti-skid ability is the friction coefficient value of the road, when testing the friction of the road, the pendulum instrument is used for testing, the pendulum instrument is the abbreviation of pendulum friction coefficient tester, the pendulum tester is a dynamic pendulum impact type instrument, which is developed according to the principle that the potential energy of the pendulum is equal to the work done by overcoming the friction of the road during the sliding process of the rubber sheet installed at the end of the pendulum arm, and it is an instrument for measuring the anti-skid value of asphalt pavement, marking line or other material test piece.

[0003] The prior art needs the tester to intervene the swing rod of the back swing to make the swing rod stop the action of back swing quickly to avoid the influence of the swing rod on the index of the scale pointer during the back swing process, in actual use, due to the different reaction speeds of the testers, in the testing process, the swing rod cannot be blocked in time, the swing rod is in contact with the ground, the instrument is damaged, therefore, the highway construction quality detection device is provided. UTILITY MODEL CONTENTS

[0004] The utility model discloses a highway construction quality detection device.

[0005] The utility model discloses a highway construction quality detection device, which realizes the above-mentioned purposes by adopting the following technical solutions:

[0006] A highway construction quality detection device comprises:

[0007] A support seat is provided with a support rod, a connecting block and a measuring disc in sequence on the outer side.

[0008] A detection mechanism is arranged on the outer side of the connecting block and is used for detecting the road surface. The detection mechanism comprises a detection piece and a connecting piece. The detection piece is arranged on the outer side of the measuring disc and is used for detecting the friction of the road surface. The connecting piece is arranged in the detection piece and is used for controlling the rotation direction of the connecting piece. The connecting piece controls the detection piece to swing unidirectionally.

[0009] Further, the connecting block outer side is further provided with an adjusting sleeve, and the adjusting sleeve slides outside the supporting rod.

[0010] Further, the detection member comprises a swing rod, the swing rod is arranged outside the measuring disc, an installation shaft is arranged inside the swing rod, the installation shaft penetrates the swing rod and the connecting block, the axis of the installation shaft is perpendicular to the height direction of the supporting rod, a fixed block is arranged at one end of the installation shaft, the fixed block rotates relative to the connecting block, and a sliding groove is further arranged inside the installation shaft.

[0011] Further, the connecting member comprises a fixed ring and a sliding rod, the sliding rod is arranged inside the installation shaft, the sliding rod penetrates both ends of the installation shaft and slides inside the installation shaft, a connecting disc and a first spring are sequentially arranged outside the sliding rod, the connecting disc slides inside the sliding groove, the first spring is sleeved outside the sliding rod, a sliding cover is arranged at one end of the sliding rod and slides outside the fixed block, the fixed ring is sleeved outside the sliding cover and connected with the connecting block, a plurality of guide grooves are arranged in the inner wall of the fixed ring, and a friction block is arranged inside each guide groove.

[0012] Further, the second spring is further arranged between the friction block and the fixed ring.

[0013] Further, the sliding cover is further provided with a groove inside, and the groove is provided with a friction ring.

[0014] The beneficial effects of the utility model are as follows:

[0015] The utility model discloses a detection member and connecting member are arranged, realize through the cooperation of installation shaft, fixed block, fixed ring, sliding cover, sliding rod, connecting disc, friction block, guide groove and second spring, thereby limiting the swing rod of back swing, avoiding the reaction speed of test personnel is different, thereby in the testing process, there is not timely blocking swing rod lower swing, causes the damage of instrument to swing rod and ground contact. ACCURATE DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is the enlarged view of the measuring disc of the utility model;

[0018] Figure 3 It is the local sectional view of the connecting block of the utility model;

[0019] Figure 4 It is the local sectional view of the detection member of the utility model;

[0020] Figure 5 It is the local sectional view of the connecting member of the utility model;

[0021] Figure 6 is a fixed ring enlarged view of the utility model;

[0022] Reference signs: 1, support seat; 101, measuring disc; 102, connecting block; 103, support rod; 2, detection piece; 201, swing rod; 202, mounting shaft; 203, fixed block; 204, sliding groove; 3, connecting piece; 301, fixed ring; 302, sliding cover; 303, sliding rod; 304, connecting disc; 305, friction block; 306, first spring; 307, guide groove; 308, second spring. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model.

[0025] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In addition, the terms "first", "second" and the like are only used to distinguish description, and cannot be understood as indicating or implying relative importance.

[0026] The electrical components appearing in this document are all connected with the main controller and 220V mains of the outside world, and the main controller can be a conventional known device such as a computer that can be controlled.

[0027] In the description of the embodiments of the utility model, it should be pointed out that the directions or positional relationships indicated by the terms "inner", "outer", "upper" and the like are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships commonly placed when the utility model product is used, which are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0028] As Figures 1 to 6As shown in the figure, a highway construction quality detection device, comprising: a support seat 1, the outer side of the support seat 1 is provided with a support rod 103, a connecting block 102 and a measuring disc 101 in turn; a detection mechanism is arranged outside the connecting block 102, which is used for detecting the road surface, the detection mechanism comprises a detection piece 2 and a connecting piece 3, the detection piece 2 is arranged outside the measuring disc 101, which is used for detecting the road surface friction, the connecting piece 3 is arranged inside the detection piece 2, which is used for controlling the rotation direction of the connecting piece 3, and the connecting piece 3 controls the detection piece 2 to swing in one direction, specifically, when the road surface friction needs to be detected, first, the detection piece 2 and the measuring disc 101 are supported by the cooperation of the support seat 1 and the support rod 103, so that the detection piece 2 cooperates with the connecting piece 3 to stably detect the road surface, ensuring the stability of the road detection data, after the detection piece 2 completes the detection of the road surface friction, the rotation direction of the detection piece 2 is controlled by the connecting piece 3, avoiding the detection piece 2 from colliding with the road surface after detection is completed, a scale is arranged outside the measuring disc 101, so that the friction value is quickly read during the detection of the road surface friction by the cooperation of the detection piece 2 and the scale.

[0029] As shown in the figure, Figures 1 to 6 The outer side of the connecting block 102 is also provided with an adjusting sleeve, and the adjusting sleeve slides outside the support rod 103, specifically, in the use process, the height of the support seat 1 and the detection piece 2 is adjusted by the cooperation of the adjusting sleeve and the support rod 103, ensuring that the detection piece 2 can accurately contact the road surface, the adjusting sleeve and the support rod 103 can be connected by bolts or pins, ensuring the stability of the connection between the sleeve and the support rod 103.

[0030] As shown in the figure, Figures 1 to 6 The detection piece 2 comprises a swing rod 201, the swing rod 201 is arranged outside the measuring disc 101, the swing rod 201 is provided with an installation shaft 202 inside, the installation shaft 202 penetrates the swing rod 201 and the connecting block 102, and the axis of the installation shaft 202 is perpendicular to the height direction of the support rod 103, one end of the installation shaft 202 is provided with a fixed block 203, and the fixed block 203 rotates relative to the connecting block 102, a sliding groove 204 is further formed in the installation shaft 202, specifically, a pointer is further arranged outside the installation shaft 202, which can drive the pointer to swing during the test of the swing rod 201, the swinging pointer cooperates with the scale outside the measuring disc 101 to quickly read the detected data, a counterweight is further arranged at the bottom of the swing rod 201, which cooperates with the installation shaft 202 to test the road surface friction, the swing rod 201 and the installation shaft 202 can be connected by bolts or buckles, so that the swing rod 201 can drive the installation shaft 202 to rotate synchronously, during the use of the installation shaft 202, the installation shaft 202 is limited by the fixed block 203, avoiding the position of the installation shaft 202 from moving relative to the connecting block 102 during use.

[0031] As Figures 1 to 6 shown, the connecting piece 3 comprises a fixed ring 301 and a sliding rod 303, the sliding rod 303 is arranged inside the mounting shaft 202, the sliding rod 303 penetrates through both ends of the mounting shaft 202, and the sliding rod 303 slides inside the mounting shaft 202, the outside of the sliding rod 303 is sequentially provided with a connecting disc 304 and a first spring 306, the connecting disc 304 slides inside the sliding groove 204, and the first spring 306 is sleeved outside the sliding rod 303, one end of the sliding rod 303 is provided with a sliding cover 302, and the sliding cover 302 slides outside the fixed block 203, the fixed ring 301 is sleeved outside the sliding cover 302, and the fixed ring 301 is connected with the connecting block 102, a plurality of guide grooves 307 are formed in the inner wall of the fixed ring 301, and a friction block 305 is arranged inside each guide groove 307. Specifically, when the friction force detection is needed to be carried out by swinging the swinging rod 201, first, the swinging rod 201 is adjusted to the appropriate position, and then the swinging rod 201 is loosened, so that the swinging rod 201 can drive the mounting shaft 202 and the fixed block 203 to rotate, when the swinging rod 201 rotates to the high point and reversely rotates, the fixed block 203 reversely rotates and drives the friction block 305 to slide inside the guide groove 307, the sliding friction block 305 cooperates with the guide groove 307 to limit the reverse rotation of the fixed block 203, avoiding the change of the position of the pointer during the reverse rotation of the swinging rod 201, when the friction block 305 limits the sliding cover 302, the guide groove 307 and the friction block 305 are matched to gradually control the friction block 305 to contact the sliding cover 302, so as to realize the slow deceleration of the fixed block 203, the mounting shaft 202 and the swinging rod 201, avoiding the shaking of the supporting rod 103 and the support seat 1 caused by the rapid stop of the swinging rod 201, when the reset of the swinging rod 201 after detection is needed, first, the sliding cover 302 is separated from the friction block 305 by pressing the sliding rod 303, so as to release the limitation of the mounting shaft 202, so that the detection personnel drives the swinging rod 201 and the mounting shaft 202 to reversely rotate relative to the fixed ring 301, the fixed block 203 can provide support for the sliding cover 302 during use, ensuring the stability of the position of the sliding cover 302 during use, the connecting disc 304 connects the first spring 306 and the mounting shaft 202, so that the first spring 306 can provide power for the reset of the sliding rod 303, the shape of the sliding rod 303 can be hexagonal, square column or oval column, etc., so as to ensure that the sliding cover 302 can rotate synchronously with the mounting shaft 202 during use.

[0032] As Figures 1 to 6As shown, the second spring 308 can provide a thrust to the friction block 305 in use while avoiding the friction block 305 from sliding out of the guide groove 307, so that the friction block 305 can stably contact the fixed block 203.

[0033] As shown, the sliding cover 302 is further provided with a groove, and a friction ring is arranged in the groove. Figures 1 to 6 As shown, the sliding cover 302 is further provided with a groove, and a friction ring is arranged in the groove.

[0034] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A highway construction quality detection device, characterized in that, Include: Support seat (1), the support seat (1) outside is equipped with support rod (103), connecting block (102) and measuring disc (101) in proper order; Detection mechanism, set up in connecting block (102) outside, be used for detecting road surface, the detection mechanism includes detection piece (2) and connecting piece (3), the detection piece (2) is set up in measuring disc (101) outside, be used for detecting road friction, the connecting piece (3) is set up in detection piece (2) inside, be used for controlling the rotation direction of connecting piece (3), and connecting piece (3) controls detection piece (2) to swing unidirectionally.

2. The highway construction quality detection device according to claim 1, characterized in that, The connecting block (102) outside is equipped with adjusting sleeve, and the adjusting sleeve slides outside the support rod (103).

3. The highway construction quality detection device according to claim 2, characterized in that, The detection piece (2) includes swing rod (201), the swing rod (201) is set up in measuring disc (101) outside, the swing rod (201) inside is equipped with mounting shaft (202), the mounting shaft (202) penetrates swing rod (201) and connecting block (102), and the mounting shaft (202) axis is perpendicular to the height direction of support rod (103), one end of the mounting shaft (202) is equipped with fixed block (203), and the fixed block (203) rotates relative to the connecting block (102), the mounting shaft (202) inside is also provided with sliding groove (204).

4. The highway construction quality detection device according to claim 3, characterized in that, The connecting piece (3) includes fixed ring (301) and sliding rod (303), the sliding rod (303) is set up in mounting shaft (202) inside, the sliding rod (303) penetrates both ends of mounting shaft (202), and the sliding rod (303) slides in mounting shaft (202) inside, the sliding rod (303) outside is equipped with connecting disc (304) and first spring (306) in proper order, the connecting disc (304) slides in sliding groove (204) inside, and the first spring (306) is set on the sliding rod (303) outside, one end of the sliding rod (303) is equipped with sliding cover (302), and the sliding cover (302) slides outside the fixed block (203), the fixed ring (301) is set on the sliding cover (302) outside, and the fixed ring (301) is connected with the connecting block (102), a plurality of guide grooves (307) are formed in the inner wall of the fixed ring (301), the guide groove (307) inside is equipped with friction block (305).

5. The highway construction quality detection device according to claim 4, characterized in that, The friction block (305) and the fixed ring (301) are also equipped with second spring (308).

6. The highway construction quality detection device according to claim 4, characterized in that, The sliding cover (302) outside is also provided with recess, and the recess is equipped with friction ring.

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