CN116183401A - Cement stabilized macadam cracking resistance detection device - Google Patents
Cement stabilized macadam cracking resistance detection device Download PDFInfo
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- CN116183401A CN116183401A CN202310445183.7A CN202310445183A CN116183401A CN 116183401 A CN116183401 A CN 116183401A CN 202310445183 A CN202310445183 A CN 202310445183A CN 116183401 A CN116183401 A CN 116183401A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/18—Performing tests at high or low temperatures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01N2203/0019—Compressive
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
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Abstract
The invention provides a cement stabilized macadam cracking resistance detection device, which relates to the technical field of detection devices and comprises: a base and a detection portion; the base is placed on the workbench, and the base is fixedly connected with a protective cover through bolts; two first sliding grooves and a second sliding groove are formed in the top end face of the protective cover. Because the left end face and the right end face of the first mounting arm are both welded with an auxiliary cover, the auxiliary cover is of a concave structure, the inner wall of the auxiliary cover is in contact with the outer wall of the protective cover, and the two auxiliary covers jointly form a shielding structure of the first sliding groove and the second sliding groove, cold air or high-temperature gas can be prevented from leaking out of the protective cover at the moment, the problem that safety accidents are easily caused at the moment is solved by rolling and detecting samples of the protective cover when the protective cover is detected at first, and part of workers are driven by the mind of getting away in the detection process, unilateral is used for improving the detection efficiency, and the samples are directly taken down and placed under the condition that equipment is not stopped.
Description
Technical Field
The invention relates to the technical field of detection devices, in particular to a cement stabilized macadam cracking resistance detection device.
Background
The cement stabilized macadam is prepared by taking graded macadam as aggregate, filling gaps of the aggregate with a certain amount of cementing materials and enough mortar volume, and paving and compacting according to an embedding and squeezing principle, and is widely applied to pavement paving, but cracks can appear after the cement stabilized macadam is used for a period of time.
Regarding the existing cement stabilized macadam cracking resistance detection device at present:
firstly, at present, when the detection is carried out, samples are always rolled and detected, and part of workers are driven by the mind and mind in the detection process, in order to improve the detection efficiency unilaterally, the samples are directly taken down and placed under the condition that the equipment is not stopped, so that safety accidents are easy to cause at the moment; secondly, the detection range is narrow in detection, and detection in all-weather states, such as winter states, summer states, rainy days, vehicles with different sizes and the like cannot be realized.
Disclosure of Invention
In view of the above, the present invention provides a cement stabilized macadam cracking resistance detection device, which has an auxiliary cover, a first feed hole and a second feed hole, and by setting the auxiliary cover, the second feed hole and the first feed hole, on one hand, the detection effect can be prevented from being affected by cold air or high temperature gas leakage in a simulated high temperature state and a simulated winter detection, and on the other hand, the phenomenon that a worker takes down and places a sample under the psychological influence of getting away without stopping the device, and finally, a safety accident is caused;
the device is also provided with a detection part, and through the arrangement of the detection part, the rolling test of a large vehicle, the rolling test of a small vehicle, the rolling test in a rainy day state, the rolling test in a summer state and the rolling test of a crack position can be simulated, and the locking and looseness prevention of the valve handle on the second connecting pipe can be realized.
The invention discloses a cement stabilized macadam cracking resistance detection device, which is characterized by comprising the following specific technical means:
the invention provides a cement stabilized macadam cracking resistance detection device, which specifically comprises: a base and a detection portion; the base is placed on the workbench, and the base is fixedly connected with a protective cover through bolts; the top end surface of the protective cover is provided with two first sliding grooves and one second sliding groove; the detection part consists of a first installation arm, a rolling shaft, a roller, a limiting plate, a threaded rod, a water storage box, a second connecting pipe, a spray pipe, a second installation arm, a heating pipe, an installation seat and a counterweight, wherein the first installation arm is of an H-shaped structure and is connected to the protective cover in a sliding manner; the protective cover is provided with a hydraulic telescopic rod for driving the first mounting arm rightwards; the first mounting arm is rotationally connected with a rolling shaft, the rolling shaft is provided with rollers in a linear array shape, the rollers are aligned with the sample, and the rollers in the linear array shape jointly form a multi-mode detection structure of the sample.
Further, a placement seat is welded on the top end face of the base, and the placement seat is of a back-shaped structure;
the sample is placed in the placing seat, the sample is contacted with the inner wall of the placing seat, and the placing seat is a limiting structure of the sample.
Further, a bulge for placing the rolling wheels to rotate is welded on the rolling shaft, two limiting plates are clamped on the rolling shaft, the two limiting plates are respectively clamped with the bulge, and the two limiting plates are respectively contacted with the rolling wheels at the foremost side and the rearmost side; the inner sides of the two limiting plates are respectively provided with a ball, and the balls are contacted with the rollers at the forefront side and the rearmost side;
the first installation arm is connected with two threaded rods in a threaded manner, one ends of the inner sides of the two threaded rods are respectively contacted with the outer sides of the two limiting plates, and the limiting plates are in a moving state when the threaded rods are rotated.
Furthermore, a water storage box is arranged at the top of the first mounting arm, the water storage box is of a rectangular box-shaped structure, and the water storage box is of a detection and adjustment structure of the first mounting arm.
Further, a second connecting pipe is connected to the water storage box and is connected in the second sliding groove in a sliding way, and a valve is arranged on the second connecting pipe;
one end below the second connecting pipe is connected with a spray pipe, the spray pipe is positioned inside the protective cover, the spray pipe is positioned at the upper position of the front side of the roller, and the spray pipe is positioned at the upper position of the sample.
Further, a second installation arm of an L-shaped structure is welded on the right end face of the water storage box, and the second installation arm penetrates through the second sliding groove;
and a heating pipe is arranged at one end below the second sliding groove and is positioned at the right side of the spray pipe, and the heating pipe is positioned at the upper position of the sample.
Further, the second installation arm is located the top position of second connecting pipe, and second connecting pipe outer wall bottom end face and the valve handle elastic contact of second connecting pipe, and the second installation arm is the locking structure of this valve handle.
Further, two mounting seats are symmetrically welded in the water storage box, counter weights are stacked on each mounting seat, and the mounting seats and the counter weights form a gravity reinforcing structure of the first mounting arm together.
Further, a first connecting pipe is arranged on the protective cover and connected with the cold air supply device.
Furthermore, the left end face and the right end face of the first mounting arm are welded with an auxiliary cover, the auxiliary cover is of a concave structure, the inner wall of the auxiliary cover is in contact with the outer wall of the protective cover, and the two auxiliary covers jointly form a shielding structure of the first sliding groove and the second sliding groove;
the front end face of the protective cover is provided with a first feeding hole with a rectangular structure;
a second feeding hole is formed in the auxiliary cover, a door plate is arranged at the position of the second feeding hole, when the first mounting arm moves to the leftmost position, the second feeding hole is aligned with the first feeding hole, and the width of the second feeding hole and the width of the first feeding hole are slightly larger than the width of the sample in the vertical state.
The invention has the advantages and beneficial effects that:
this application is through setting up of auxiliary cover, second feed inlet and first feed inlet, on the one hand, can prevent during the detection in simulation high temperature state and simulation winter that air conditioning or high temperature gas from leaking and leading to influencing the detection effect, on the other hand, can avoid the staff to take off and place the sample under the psychological influence of getting close under the circumstances that equipment was not shut down, finally lead to the phenomenon of incident, concrete as follows: on the one hand, because the left end face and the right end face of the first mounting arm are welded with the auxiliary cover, the auxiliary cover is of a concave structure, the inner wall of the auxiliary cover is in contact with the outer wall of the protective cover, and the two auxiliary covers jointly form a shielding structure of the first sliding groove and the second sliding groove, the leakage of cold air or high-temperature air can be prevented at the moment, the problem of detection quality reduction caused by the leakage of the air is avoided, if the detection temperature is met on the basis of the leakage of the air, the power consumption of temperature simulation equipment is increased, and the detection cost is increased at the moment;
on the other hand, a first feeding hole with a rectangular structure is formed in the front end face of the protective cover; a second feeding hole is formed in the auxiliary cover, a door plate is arranged at the position of the second feeding hole, when the first mounting arm moves to the leftmost position, the second feeding hole is aligned with the first feeding hole, the width of the second feeding hole and the width of the first feeding hole are slightly larger than the width of the sample in the vertical state, feeding can be conducted at the moment, unilateral feeding and discharging of workers in the working process of the equipment for improving efficiency are avoided, feeding cannot be conducted when the second feeding hole is misaligned with the first feeding hole due to the arrangement of the second feeding hole and the first feeding hole, feeding gaps are small when the second feeding hole is aligned with the first feeding hole, then the workers cannot feed in a short time, feeding can only be conducted when the workers wait for stopping, the generation of the workers in a state of being away from a state of being ill, and the safety is high.
In addition, through the setting of detecting part, can simulate that the large-scale vehicle rolls test, small-size vehicle rolls test, rolls test under the rainy day state, rolls test under the summer state, appear the crack department and roll test, and can realize the shutting of valve handle on the second connecting pipe and prevent not hard up, specifically as follows:
on the one hand, when the detection in the rainy day state is required to be realized, the water storage box is filled with water at the moment, the valve on the second connecting pipe is opened, at the moment, the water in the water storage box is sprayed out through the spray pipe at the moment, the wetting of a sample can be realized at the moment, the detection in the rainy day state can be realized, and the detection range is improved;
when tires with different sizes need to be rolled, part of the rollers can be removed at the moment, the rolling test of the plurality of rollers on the samples can be realized during detection, the part of the rollers can be removed, the rolling test of the samples can be realized through the rest of the rollers, and the detection of the tires with different widths on the samples can be simulated at the moment;
when the crack is required to be rolled and detected, as the roller is welded with the bulge for placing the roller to rotate, the roller is clamped with two limiting plates, the two limiting plates are respectively clamped with the bulge, and the two limiting plates are respectively contacted with the rollers at the forefront side and the rearmost side; the inner sides of the two limiting plates are respectively provided with a ball, and the balls are contacted with the rollers at the forefront side and the rearmost side, so that the rotation of the rollers is not influenced; the first mounting arm is in threaded connection with two threaded rods, one end of the inner side of each threaded rod is respectively in contact with the outer sides of the two limiting plates, the limiting plates are in a moving state when the threaded rods are rotated, at the moment, after part of idler wheels are taken down, limiting and position adjustment of the idler wheels can be achieved through the threaded rods and the limiting plates, and during detection, on one hand, centering of the residual idler wheels can be achieved through the threaded rods and the limiting plates, on the other hand, when slight cracks appear on a part of a sample, the two threaded rods can be adjusted, at the moment, the residual idler wheels are limited to be aligned with the positions where the slight cracks appear through the two limiting plates, at the moment, independent rolling detection of the areas after the cracks appear can be achieved, and the detection range is expanded;
when the detection under the high temperature state is needed, the second installation arm with an L-shaped structure is welded on the right end face of the water storage box, and penetrates through the second sliding groove; a heating pipe is arranged at one end below the second sliding groove and is positioned at the right side of the spray pipe, and the heating pipe is positioned at the upper position of the sample;
on the other hand, because the second installation arm is located the top position of second connecting pipe, second connecting pipe outer wall bottom end face and the valve handle elastic contact of second connecting pipe, the second installation arm is the locking structure of this valve handle, supports tightly can reduce its loose probability through the second installation arm to this valve handle in the use.
In addition, through the setting of protection casing and first connecting pipe, because of being provided with first connecting pipe on the protection casing, first connecting pipe is connected with air conditioning supply equipment, when air conditioning enters into the protection casing inside through first connecting pipe department in the use, can realize the detection under the winter environment this moment.
Drawings
FIG. 1 is an isometric view of a device for detecting the cracking resistance of cement stabilized macadam according to the invention;
FIG. 2 is a schematic axial view of a cement stabilized macadam crack resistance detection device according to the present invention after a door panel is removed;
FIG. 3 is a schematic diagram showing the structure of a front view of the cement stabilized macadam cracking resistance detection apparatus of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A in accordance with the present invention;
FIG. 5 is an isometric split structure schematic diagram of a cement stabilized macadam cracking resistance detection device of the invention;
FIG. 6 is a schematic view in partial cross-section of FIG. 5 illustrating the structure of the present invention;
FIG. 7 is a schematic diagram of the rotated isometric view of FIG. 5 in accordance with the present invention;
FIG. 8 is a schematic diagram showing an axial structure of a detecting section of the present invention;
FIG. 9 is a schematic diagram of the rotated isometric view of FIG. 1 in accordance with the present invention;
fig. 10 is a schematic diagram of an isometric view of a stop plate and threaded rod of the present invention.
List of reference numerals
1. A base; 101. a placement seat; 102. a sample; 2. a protective cover; 201. a first sliding groove; 202. a second sliding groove; 203. a first connection pipe; 204. a first feed hole; 3. a detection section; 301. a first mounting arm; 302. a roller; 303. a roller; 304. a limiting plate; 305. a threaded rod; 306. a water storage box; 307. a second connection pipe; 308. a spray pipe; 309. a second mounting arm; 310. heating pipes; 311. a mounting base; 312. a counterweight; 4. an auxiliary cover; 401. a second feed hole; 402. and (5) a door plate.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples.
Examples: please refer to fig. 1 to 10:
the invention provides a cement stabilized macadam cracking resistance detection device, which comprises: a base 1 and a detecting portion 3;
the base 1 is placed on the workbench, the base 1 is fixedly connected with the protective cover 2 through the bolts, and the protective cover 2 is clamped with the base 1, so that the stability of the protective cover 2 and the base 1 can be improved after the protective cover 2 is installed, and the protective cover 2 can be guided through the base 1 when being installed, so that the installation efficiency of the protective cover 2 is improved, and the installation stability of the protective cover 2 is also improved;
two first sliding grooves 201 and one second sliding groove 202 are formed in the top end face of the protective cover 2;
the detecting part 3 is composed of a first mounting arm 301, a roller 302, a roller 303, a limiting plate 304, a threaded rod 305, a water storage box 306, a second connecting pipe 307, a spray pipe 308, a second mounting arm 309, a heating pipe 310, a mounting seat 311 and a counterweight 312, wherein the first mounting arm 301 is of an H-shaped structure, and the first mounting arm 301 is slidably connected to the protective cover 2.
Wherein, a placement seat 101 is welded on the top end surface of the base 1, and the placement seat 101 is in a shape like a Chinese character 'Hui';
the sample 102 is placed in the placing seat 101, the sample 102 is in contact with the inner wall of the placing seat 101, the placing seat 101 is of a limiting structure of the sample 102, and the sample 102 can be prevented from shifting through limiting the placing seat 101 on the sample 102 in the detection process, so that the follow-up detection quality is affected.
Wherein, the protective cover 2 is provided with a hydraulic telescopic rod for driving the first mounting arm 301 rightwards; the roller 302 is rotatably connected to the first mounting arm 301, the roller 303 is mounted on the roller 302 in a linear array shape, the roller 303 is aligned with the sample 102, the linearly-array-shaped mounted roller 303 jointly forms a multi-mode detection structure of the sample 102, rolling test of the plurality of rollers 303 on the sample 102 can be realized during detection, part of the rollers 303 can be removed, rolling test of the sample 102 is realized through the rest of the rollers 303, and detection of tires with different widths on the sample 102 can be simulated at the moment.
The roller 302 is welded with a protrusion for placing the roller 303 to rotate, the roller 302 is clamped with two limiting plates 304, the two limiting plates 304 are respectively clamped with the protrusions, the two limiting plates 304 are respectively contacted with the roller 303 at the forefront side and the rearmost side, the inner sides of the two limiting plates 304 are respectively provided with a ball, and the balls are contacted with the roller 303 at the forefront side and the rearmost side, so that the rotation of the roller 302 is not influenced;
the first mounting arm 301 is threaded with two threaded rods 305, one end of the inner side of each threaded rod 305 is respectively contacted with the outer sides of two limiting plates 304, when the threaded rods 305 are rotated, the limiting plates 304 are in a moving state, when part of the rollers 303 are removed, limiting and position adjustment of the rollers 303 can be achieved through the threaded rods 305 and the limiting plates 304, and when detection is carried out, on one hand, centering of the rest rollers 303 can be achieved through the threaded rods 305 and the limiting plates 304, on the other hand, when slight cracks appear in a part of the sample 102, the two threaded rods 305 can be adjusted, at this time, the rest rollers 303 are limited to be aligned with positions where the slight cracks appear through the two limiting plates 304, at this time, independent rolling detection of an area after the cracks appear can be achieved, and the detection range is expanded.
Wherein, the water storage box 306 is installed at the top of the first installation arm 301, the water storage box 306 is a rectangular box structure, the water storage box 306 is a detection adjustment structure of the first installation arm 301, when water is filled in the water storage box 306 in the use process, the pressure of the first installation arm 301 and the roller 303 is increased at this time, and detection under different gravity conditions can be realized at this time.
Wherein, the water storage box 306 is connected with a second connecting pipe 307, the second connecting pipe 307 is connected in the second sliding groove 202 in a sliding way, and a valve is arranged on the second connecting pipe 307;
the one end below second connecting pipe 307 is connected with spray tube 308, and spray tube 308 is located inside protection casing 2, and spray tube 308 is located the position of gyro wheel 303 front side upside, and spray tube 308 is located the position of top of sample 102, and in the use, after opening the valve on the second connecting pipe 307, the moisture in the retaining box 306 is spouted through spray tube 308 department this moment, can realize the wetting of sample 102 this moment, can realize the detection under the rainy day condition this moment, has improved the detection scope.
Wherein, the right end face of the water storage box 306 is welded with a second mounting arm 309 with an L-shaped structure, and the second mounting arm 309 passes through the second sliding groove 202;
the heating pipe 310 is installed to one end below the second sliding groove 202, and heating pipe 310 is located the position on the right side of spray tube 308, and heating pipe 310 is located the top position of sample 102, and in the use, when starting heating pipe 310, the inside heating of protection casing 2 can be realized at this moment, can realize the detection under the summer environment at this moment, can improve detection precision at this moment.
Wherein, the second installation arm 309 is located above the second connecting pipe 307, the bottom end surface of the outer wall of the second connecting pipe 307 is elastically contacted with the valve handle of the second connecting pipe 307, the second installation arm 309 is a locking structure of the valve handle, and the loosening probability of the valve handle can be reduced by the abutting of the second installation arm 309 on the valve handle in the use process.
Wherein, two mount pads 311 are symmetrically welded in the water storage box 306, each mount pad 311 is stacked with a counterweight 312, the mount pad 311 and the counterweight 312 together form a gravity enhancing structure of the first mounting arm 301, and at this time, when the water storage box 306 is filled with water, the corresponding gravity can not be reached, and at this time, the gravity enhancing structure can be realized through the counterweight 312.
Wherein, be provided with first connecting pipe 203 on the protection casing 2, first connecting pipe 203 is connected with the air conditioning supply equipment, and when air conditioning enters into the protection casing 2 inside through first connecting pipe 203 department in the use, can realize the detection under the winter environment this moment.
Wherein, the left end face and the right end face of the first mounting arm 301 are welded with an auxiliary cover 4, the auxiliary cover 4 is in a concave structure, the inner wall of the auxiliary cover 4 is contacted with the outer wall of the protective cover 2, and the two auxiliary covers 4 jointly form a shielding structure of the first sliding groove 201 and the second sliding groove 202;
the front end face of the protective cover 2 is provided with a first feeding hole 204 with a rectangular structure;
the auxiliary cover 4 is provided with a second feeding hole 401, a door plate 402 is arranged at the position of the second feeding hole 401, when the first mounting arm 301 moves to the leftmost position, the position of the second feeding hole 401 is aligned with that of the first feeding hole 204, the width of the second feeding hole 401 and the width of the first feeding hole 204 are slightly larger than that of the sample 102 in the vertical state, feeding can be performed at the moment, unilateral feeding and discharging of workers in the working process of the equipment for improving efficiency are avoided, feeding cannot be performed when the second feeding hole 401 is not aligned with the first feeding hole 204 due to the arrangement of the second feeding hole 401 and the first feeding hole 204, when the second feeding hole 401 is aligned with the first feeding hole 204, a feeding gap is smaller, the workers cannot feed in a short time, feeding can be performed only when the workers wait for shutdown, and the occurrence of the psychology of the workers to get away from the mind of the workers is avoided.
Specific use and action of the embodiment:
when in use, the sample 102 is firstly put on the placing seat 101 through the second feeding hole 401 and the first feeding hole 204, and at this time, the placing seat 101 is in a shape like a Chinese character 'hui'; the sample 102 is placed in the placing seat 101, the sample 102 is in contact with the inner wall of the placing seat 101, the placing seat 101 is of a limiting structure of the sample 102, and the sample 102 can be prevented from shifting by limiting the sample 102 by the placing seat 101 in the detection process, so that the subsequent detection quality is influenced;
then, the hydraulic telescopic rod on the protective cover 2 is controlled to extend back and forth, the first mounting arm 301 moves back and forth, and the roller 303 rolls back and forth on the sample 102;
when the detection in the rainy day state is required to be realized, the water storage box 306 is filled with water at the moment, the valve on the second connecting pipe 307 is opened, at the moment, the water in the water storage box 306 is sprayed out through the spraying pipe 308, the wetting of the sample 102 can be realized at the moment, the detection in the rainy day state can be realized, and the detection range is improved;
when tires with different sizes need to be rolled, part of the rollers 303 can be removed at the moment, the rolling test of the plurality of rollers 303 on the sample 102 can be realized during detection, part of the rollers 303 can be removed, the rolling test of the sample 102 can be realized through the rest of the rollers 303, and the detection of tires with different widths on the sample 102 can be simulated at the moment;
when the crack is required to be rolled and detected, as the roller 302 is welded with the bulge for placing the roller 303 to rotate, the roller 302 is clamped with the two limiting plates 304, the two limiting plates 304 are respectively clamped with the bulge, the two limiting plates 304 are respectively contacted with the roller 303 at the forefront side and the roller 303 at the rearmost side, and the inner sides of the two limiting plates 304 are respectively provided with the ball which is contacted with the roller 303 at the forefront side and the roller 303 at the rearmost side, so that the rotation of the roller 302 is not influenced; the first mounting arm 301 is in threaded connection with two threaded rods 305, one end of the inner side of each threaded rod 305 is respectively contacted with the outer sides of two limiting plates 304, when the threaded rods 305 are rotated, the limiting plates 304 are in a moving state, when part of the rollers 303 are removed, limiting and position adjustment of the rollers 303 can be achieved through the threaded rods 305 and the limiting plates 304, during detection, on one hand, centering of the rest rollers 303 can be achieved through the threaded rods 305 and the limiting plates 304, on the other hand, when slight cracks appear in a part of the sample 102, the two threaded rods 305 can be adjusted, at this time, the rest rollers 303 are limited to be aligned with the positions where the slight cracks appear through the two limiting plates 304, at this time, independent rolling detection of the areas after the cracks appear can be achieved, and the detection range is expanded;
when the detection in the winter state is required to be simulated, the first connecting pipe 203 is arranged on the protective cover 2, the first connecting pipe 203 is connected with the cold air supply equipment, and when the cold air enters the protective cover 2 through the first connecting pipe 203 in the use process, the detection in the winter environment can be realized;
when the detection under the high temperature state is required, the second mounting arm 309 with an L-shaped structure is welded on the right end surface of the water storage box 306, and the second mounting arm 309 passes through the second sliding groove 202; a heating pipe 310 is arranged at one end below the second sliding groove 202, the heating pipe 310 is positioned at the right side of the spraying pipe 308, the heating pipe 310 is positioned at the upper position of the sample 102, when the heating pipe 310 is started in the use process, the heating inside the protective cover 2 can be realized at the moment, the detection in the summer environment can be realized at the moment, and the detection precision can be improved at the moment;
in the use process, as the left end face and the right end face of the first mounting arm 301 are welded with the auxiliary cover 4, the auxiliary cover 4 is of a concave structure, the inner wall of the auxiliary cover 4 is in contact with the outer wall of the protective cover 2, and the two auxiliary covers 4 jointly form a shielding structure of the first sliding groove 201 and the second sliding groove 202; the front end face of the protective cover 2 is provided with a first feeding hole 204 with a rectangular structure; the auxiliary cover 4 is provided with a second feeding hole 401, a door plate 402 is arranged at the position of the second feeding hole 401, when the first mounting arm 301 moves to the leftmost position, the position of the second feeding hole 401 is aligned with that of the first feeding hole 204, the width of the second feeding hole 401 and the width of the first feeding hole 204 are slightly larger than that of the sample 102 in a vertical state, feeding can be performed at the moment, unilateral feeding and discharging of workers in the working process of the equipment for improving efficiency are avoided, feeding cannot be performed when the second feeding hole 401 is not aligned with the first feeding hole 204 due to the arrangement of the second feeding hole 401 and the first feeding hole 204, when the second feeding hole 401 is aligned with the first feeding hole 204, a feeding gap is smaller, the workers cannot feed in a short time, and can only wait for shutdown, and the occurrence of the psychology of the workers in a carrying out the process of the carrying out the method is avoided; because the second mounting arm 309 is located above the second connecting pipe 307, the bottom end surface of the outer wall of the second connecting pipe 307 is elastically contacted with the valve handle of the second connecting pipe 307, and the second mounting arm 309 is of a locking structure of the valve handle, so that the loosening probability of the valve handle can be reduced by the abutting of the second mounting arm 309 on the valve handle in the use process.
Claims (10)
1. Cement stabilized macadam cracking resistance detection device, characterized by comprising: a base (1) and a detection part (3); the base (1) is placed on the workbench, and the base (1) is fixedly connected with a protective cover (2) through bolts; two first sliding grooves (201) and one second sliding groove (202) are formed in the top end surface of the protective cover (2); the detection part (3) consists of a first installation arm (301), a roller (302), a roller (303), a limiting plate (304), a threaded rod (305), a water storage box (306), a second connecting pipe (307), a spray pipe (308), a second installation arm (309), a heating pipe (310), an installation seat (311) and a counterweight (312), wherein the first installation arm (301) is of an H-shaped structure, and the first installation arm (301) is connected to the protective cover (2) in a sliding manner; the protective cover (2) is provided with a hydraulic telescopic rod for driving the first mounting arm (301) to the right; the first mounting arm (301) is rotatably connected with a roller (302), the roller (302) is provided with rollers (303) in a linear array shape, the rollers (303) are aligned with the sample (102), and the rollers (303) in the linear array shape jointly form a multi-mode detection structure of the sample (102).
2. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: a placement seat (101) is welded on the top end surface of the base (1), and the placement seat (101) is of a zigzag structure;
the sample (102) is placed in the placing seat (101), the sample (102) is contacted with the inner wall of the placing seat (101), and the placing seat (101) is of a limiting structure of the sample (102).
3. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: the roller (302) is welded with a bulge for placing the roller (303) to rotate, the roller (302) is clamped with two limiting plates (304), the two limiting plates (304) are respectively clamped with the bulge, and the two limiting plates (304) are respectively contacted with the roller (303) at the foremost side and the rearmost side; the inner sides of the two limiting plates (304) are respectively provided with a ball, and the balls are contacted with the foremost roller (303) and the rearmost roller (303);
two threaded rods (305) are connected to the first mounting arm (301) in a threaded mode, one ends of the inner sides of the two threaded rods (305) are respectively in contact with the outer sides of two limiting plates (304), and the limiting plates (304) are in a moving state when the threaded rods (305) are rotated.
4. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: the top of the first mounting arm (301) is provided with a water storage box (306), the water storage box (306) is of a rectangular box-shaped structure, and the water storage box (306) is of a detection and adjustment structure of the first mounting arm (301).
5. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: the water storage box (306) is connected with a second connecting pipe (307), the second connecting pipe (307) is connected in the second sliding groove (202) in a sliding mode, and a valve is arranged on the second connecting pipe (307);
one end below the second connecting pipe (307) is connected with a spray pipe (308), the spray pipe (308) is positioned in the protective cover (2), the spray pipe (308) is positioned at the upper position of the front side of the roller (303), and the spray pipe (308) is positioned at the upper position of the sample (102).
6. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: the right end face of the water storage box (306) is welded with a second mounting arm (309) with an L-shaped structure, and the second mounting arm (309) passes through the second sliding groove (202);
and a heating pipe (310) is arranged at one end below the second sliding groove (202), the heating pipe (310) is positioned at the right side of the spray pipe (308), and the heating pipe (310) is positioned at the upper position of the sample (102).
7. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: the second mounting arm (309) is located above the second connecting pipe (307), the bottom end face of the outer wall of the second connecting pipe (307) is elastically contacted with a valve handle of the second connecting pipe (307), and the second mounting arm (309) is an anti-loosening structure of the valve handle.
8. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: two mounting seats (311) are symmetrically welded in the water storage box (306), a counterweight (312) is stacked on each mounting seat (311), and the mounting seats (311) and the counterweight (312) jointly form a gravity reinforcing structure of the first mounting arm (301).
9. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: the protective cover (2) is provided with a first connecting pipe (203), and the first connecting pipe (203) is connected with the cold air supply device.
10. The cement stabilized macadam fracture resistance detection device of claim 1, wherein: an auxiliary cover (4) is welded on the left end face and the right end face of the first mounting arm (301), the auxiliary cover (4) is of a concave structure, the inner wall of the auxiliary cover (4) is in contact with the outer wall of the protective cover (2), and the two auxiliary covers (4) jointly form a shielding structure of the first sliding groove (201) and the second sliding groove (202); the front end face of the protective cover (2) is provided with a first feeding hole (204) with a rectangular structure;
a second feeding hole (401) is formed in the auxiliary cover (4), a door plate (402) is arranged at the position of the second feeding hole (401), when the first mounting arm (301) moves to the leftmost position, the second feeding hole (401) is aligned with the first feeding hole (204), and the width of the second feeding hole (401) and the width of the first feeding hole (204) are slightly larger than the width of the sample (102) in the vertical state.
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| CN202310445183.7A CN116183401B (en) | 2023-04-24 | 2023-04-24 | Cement stabilized macadam cracking resistance detection device |
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| CN202310445183.7A CN116183401B (en) | 2023-04-24 | 2023-04-24 | Cement stabilized macadam cracking resistance detection device |
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| CN116183401B (en) | 2023-08-04 |
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