CN219694803U - Road surface hardness detection device - Google Patents
Road surface hardness detection device Download PDFInfo
- Publication number
- CN219694803U CN219694803U CN202320963215.8U CN202320963215U CN219694803U CN 219694803 U CN219694803 U CN 219694803U CN 202320963215 U CN202320963215 U CN 202320963215U CN 219694803 U CN219694803 U CN 219694803U
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- plate
- bottom plate
- collecting box
- road surface
- fixedly connected
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- 238000001514 detection method Methods 0.000 title abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 3
- 238000007542 hardness measurement Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Road Repair (AREA)
Abstract
The utility model discloses a road surface hardness detection device, which comprises: a frame; the bottom plate is arranged on the frame, a movable plate is arranged above the bottom plate, the bottom of the movable plate is fixedly connected with a pressing block, the movable plate is fixedly connected with a hydraulic cylinder, and the hydraulic cylinder is connected with the frame; a pressure sensor provided on the bottom plate; the bottom of the collecting box is contacted with the pressure sensor; the blocking mechanism is arranged on the pressing block and can be used for sealing the top opening of the collecting box. This road surface hardness detection device through setting up collection box and plugging structure, on the one hand is convenient for the road surface sample and carries out the sealed processing of top opening of collection box when carrying out hardness detection in collecting the box, produces the phenomenon that splashes when preventing that the road surface sample is cracked, can also play certain dust fall effect, and on the other hand is convenient for carry out automatic collection processing with cracked road surface sample, need not the follow-up collection processing with it, and the collection box is convenient to take off the separation from the bottom plate, is convenient for pour out the sample in it.
Description
Technical Field
The utility model relates to the technical field of pavement hardness detection, in particular to a pavement hardness detection device.
Background
In the road construction detection, the hardness of the road surface is required to be detected, and a common detection mode is to collect or manufacture a sample and then detect the sample through a hardness detection device.
Among the prior art, as the road surface sample hardness detection device of publication number CN211235353U, belong to sample detection technical field, it includes the chassis, extension board and roof, the equal integration in chassis top both sides is provided with the extension board, two extension board top common integration is provided with the roof, the equal fixedly connected with hydraulic pressure pump in inside left and right sides of chassis, the inside middle part of chassis is fixed with the hydraulic stem, the hydraulic stem top is fixed with the bearing plate, bearing plate top swing joint has the tray, the inside fixedly connected with pressure transmitter of roof. This kind of road surface sample hardness detection device covers when the cavity is outside through being provided with the locating collar, and the ball can extend to in the recess, when the locating collar drop-down nestification is outside the cavity, can produce a pressure, and then makes the ball extend in the hollow that the pressure gauge thimble is inside, and then blocks the contact block for the contact block is whole to wash more nimble when changing, and the practicality is higher.
Above-mentioned road surface sample hardness detection device, the phenomenon that can produce the piece and splash when its road surface sample carries out hardness detection and takes place to crack has certain security risk, and cracked sample need collect, and complex operation, consequently, can handle its improvement.
Disclosure of Invention
The utility model aims to provide a road surface hardness detection device which can solve the problems that a road surface sample is cracked to generate a phenomenon that scraps are splashed when the hardness detection is carried out, a certain safety risk is provided, and the cracked sample needs to be collected.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a pavement hardness testing device, comprising: a frame; the bottom plate is arranged on the frame, a movable plate is arranged above the bottom plate, the bottom of the movable plate is fixedly connected with a pressing block, the movable plate is fixedly connected with a hydraulic cylinder, and the hydraulic cylinder is connected with the frame; a pressure sensor provided on the bottom plate; the collecting box is arranged on the bottom plate, and the bottom of the collecting box is contacted with the pressure sensor; the blocking mechanism is arranged on the pressing block and can be used for sealing the top opening of the collecting box.
Preferably, four groups of guide posts which are in rectangular distribution are fixedly arranged at the top of the bottom plate, sliding holes are formed in the moving plate, one end of each guide post penetrates through each sliding hole and is fixedly connected with a blocking block, four groups of anti-slip pads are fixedly arranged at the bottom of the bottom plate, and the anti-slip pads are arranged under the guide posts.
Preferably, the notch is offered at the top of bottom plate and pressure sensor sets up in it, and the top fixed mounting of movable plate has the display screen, and pressure sensor is connected with the display screen electricity.
Preferably, the bottom of the collecting box is fixedly provided with four groups of positioning blocks which are distributed in a rectangular shape, the top of the bottom plate is provided with a positioning opening, and the positioning blocks are clamped and installed in the positioning opening and have a distance from the bottom surface of the positioning opening.
Preferably, the outer walls of the two sides of the collecting box are fixedly provided with pulling handles, and the outer walls of the pulling handles are sleeved with anti-slip sleeves, so that the pulling handles are not easy to slip when in use.
Preferably, the front side and the rear side of the collecting box are both provided with openings, the inner wall of each opening is fixedly provided with an observation cover, and the observation covers are transparent and are convenient to observe the internal condition of the collecting box.
Preferably, the plugging mechanism comprises a plugging plate, a vertical rod, a limiting block and a spring, wherein the plugging plate is sleeved on the outer wall of the pressing block in a sliding manner, a positioning hole is formed in the moving plate, one end of the vertical rod penetrates through the positioning hole and is fixedly connected with the plugging plate, the other end of the vertical rod is fixedly connected with the limiting block, and the spring is fixedly installed between the plugging plate and the moving plate.
Compared with the prior art, the utility model has the beneficial effects that:
this road surface hardness detection device through setting up collection box and plugging structure, on the one hand is convenient for the road surface sample and carries out the sealed processing of top opening of collection box when carrying out hardness detection in collecting the box, produces the phenomenon that splashes when preventing that the road surface sample is cracked, can also play certain dust fall effect, and on the other hand is convenient for carry out automatic collection processing with cracked road surface sample, need not the follow-up collection processing with it, and the collection box is convenient to take off the separation from the bottom plate, is convenient for pour out the sample in it.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a front view of the present utility model;
fig. 3 is an enlarged view of the portion a of the present utility model.
Reference numerals: 1. a bottom plate; 2. a moving plate; 3. a guide post; 4. a hydraulic cylinder; 5. a collection box; 6. briquetting; 7. a plugging mechanism; 71. a plugging plate; 72. erecting a pole; 73. a limiting block; 74. a spring; 8. a pressure sensor; 9. a display screen; 10. a positioning block; 11. pulling the handle; 12. an anti-slip pad; 13. an observation cover; 14. and a blocking piece.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a road surface hardness detection device, includes frame (not shown in the figure), bottom plate 1, pressure sensor 8, collection box 5 and shutoff mechanism 7, and bottom plate 1 sets up in the frame, and the top of bottom plate 1 is provided with movable plate 2, and movable plate 2's bottom fixedly connected with briquetting 6, movable plate 2 fixedly connected with pneumatic cylinder 4, pneumatic cylinder 4 is connected with the frame. The pressure sensor 8 sets up on the bottom plate 1, and collection box 5 sets up on the bottom plate 1, and the bottom of collection box 5 contacts with pressure sensor 8, and shutoff mechanism 7 sets up on briquetting 6, and shutoff mechanism 7 can be used to seal the open-top of collection box 5.
Four groups of guide posts 3 which are distributed in a rectangular mode are fixedly arranged at the top of the bottom plate 1, sliding holes are formed in the moving plate 2, one end of each guide post 3 penetrates through each sliding hole and is fixedly connected with a blocking block 14, four groups of anti-slip pads 12 are fixedly arranged at the bottom of the bottom plate 1 and are arranged right below the guide posts 3, notches are formed in the top of the bottom plate 1, pressure sensors 8 are arranged in the notches, a display screen 9 is fixedly arranged at the top of the moving plate 2, the pressure sensors 8 are electrically connected with the display screen 9, four groups of positioning blocks 10 which are distributed in a rectangular mode are fixedly arranged at the bottom of the collecting box 5, positioning holes are formed in the top of the bottom plate 1, the positioning blocks 10 are clamped and installed in the positioning holes and have a distance from the bottom surface of the positioning holes, pulling handles 11 are fixedly arranged on the outer walls of two sides of the collecting box 5, anti-slip sleeves are sleeved on the outer walls of the pulling handles 11, openings are formed in the front side and the rear side of the collecting box 5, an observation cover 13 is fixedly arranged on the inner walls of the opening, and the observation cover 13 is arranged in a transparent mode.
The plugging mechanism 7 comprises a plugging plate 71, an upright rod 72, a limiting block 73 and a spring 74, wherein the plugging plate 71 is slidably sleeved on the outer wall of the pressing block 6, a positioning hole is formed in the moving plate 2, one end of the upright rod 72 penetrates through the positioning hole and is fixedly connected with the plugging plate 71, the other end of the upright rod 72 is fixedly connected with the limiting block 73, and the spring 74 is fixedly installed between the plugging plate 71 and the moving plate 2.
The pavement sample is placed in the collection box 5, then the free end of the hydraulic cylinder 4 is controlled to move downwards, the pressing block 6 enters the collection box 5 and presses the pavement sample, meanwhile, the blocking plate 71 is automatically contacted with the collection box 5 and seals the pavement sample in the downward process of the pressing block 6, the pressing force of the pressing block 6 is automatically sensed and conveyed to the display screen 9 to be displayed by the pressure sensor 8, when the pavement sample is cracked, the free end of the hydraulic cylinder 4 is controlled to move upwards, then the collection box 5 is taken down from the bottom plate 1 by pulling the handle 11 in a handheld manner and the sample in the collection box is poured out, so that the pavement sample can be conveniently sealed when hardness is detected in the collection box 5, the phenomenon of splashing is prevented when the pavement sample is cracked, a certain dust reducing effect can be achieved, the cracked pavement sample can be conveniently collected automatically without the need of subsequent collection treatment, and the collection box 5 can be conveniently taken down and separated from the bottom plate 1, and the sample in the collection box is conveniently poured out.
Working principle: the pavement sample is placed in the collection box 5, then the free end of the hydraulic cylinder 4 is controlled to move downwards, the pressing block 6 enters the collection box 5 and presses the pavement sample, meanwhile, the blocking plate 71 is automatically contacted with the collection box 5 and seals the pavement sample in the downward process of the pressing block 6, the pressing force of the pressing block 6 is automatically sensed by the pressure sensor 8 and conveyed to the display screen 9 to be displayed, when the pavement sample is broken, the free end of the hydraulic cylinder 4 is controlled to move upwards, and then the collection box 5 is taken down from the bottom plate 1 by pulling the handle 11 in a hand mode and the sample in the collection box is poured out.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (7)
1. A pavement hardness testing device, comprising:
a frame;
the bottom plate is arranged on the frame, a movable plate is arranged above the bottom plate, the bottom of the movable plate is fixedly connected with a pressing block, the movable plate is fixedly connected with a hydraulic cylinder, and the hydraulic cylinder is connected with the frame;
a pressure sensor provided on the bottom plate;
the collecting box is arranged on the bottom plate, and the bottom of the collecting box is contacted with the pressure sensor;
the blocking mechanism is arranged on the pressing block and can be used for sealing the top opening of the collecting box.
2. The pavement hardness testing apparatus according to claim 1, wherein: four groups of guide posts which are in rectangular distribution are fixedly arranged at the top of the bottom plate, sliding holes are formed in the moving plate, one end of each guide post penetrates through each sliding hole and is fixedly connected with a blocking block, four groups of anti-slip pads are fixedly arranged at the bottom of the bottom plate, and the anti-slip pads are arranged right below the guide posts.
3. The pavement hardness testing apparatus according to claim 2, wherein: the top of bottom plate has seted up the notch and pressure sensor sets up in it, and the top fixed mounting of movable plate has the display screen, and pressure sensor is connected with the display screen electricity.
4. The pavement hardness testing apparatus according to claim 1, wherein: the bottom of the collecting box is fixedly provided with four groups of positioning blocks which are distributed in a rectangular shape, the top of the bottom plate is provided with a positioning opening, and the positioning blocks are clamped and installed in the positioning opening and have a distance from the bottom surface of the positioning opening.
5. The pavement hardness testing apparatus according to claim 4, wherein: the outer walls of the two sides of the collecting box are fixedly provided with pulling handles, and the outer walls of the pulling handles are sleeved with anti-skid sleeves.
6. The pavement hardness testing apparatus according to claim 5, wherein: the front side and the rear side of the collecting box are both provided with openings, the inner walls of the openings are fixedly provided with observation covers, and the observation covers are transparent.
7. The pavement hardness testing apparatus according to claim 1, wherein: the plugging mechanism comprises a plugging plate, a vertical rod, a limiting block and a spring, wherein the plugging plate is sleeved on the outer wall of the pressing block in a sliding manner, a positioning hole is formed in the moving plate, one end of the vertical rod penetrates through the positioning hole and is fixedly connected with the plugging plate, the other end of the vertical rod is fixedly connected with the limiting block, and the spring is fixedly installed between the plugging plate and the moving plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320963215.8U CN219694803U (en) | 2023-04-25 | 2023-04-25 | Road surface hardness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320963215.8U CN219694803U (en) | 2023-04-25 | 2023-04-25 | Road surface hardness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219694803U true CN219694803U (en) | 2023-09-15 |
Family
ID=87965818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320963215.8U Active CN219694803U (en) | 2023-04-25 | 2023-04-25 | Road surface hardness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219694803U (en) |
-
2023
- 2023-04-25 CN CN202320963215.8U patent/CN219694803U/en active Active
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