CN220040147U - Asphalt cold patch construction workability testing device - Google Patents
Asphalt cold patch construction workability testing device Download PDFInfo
- Publication number
- CN220040147U CN220040147U CN202320075918.7U CN202320075918U CN220040147U CN 220040147 U CN220040147 U CN 220040147U CN 202320075918 U CN202320075918 U CN 202320075918U CN 220040147 U CN220040147 U CN 220040147U
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- CN
- China
- Prior art keywords
- heating seat
- asphalt cold
- cold patch
- patch construction
- heating
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- 239000010426 asphalt Substances 0.000 title claims abstract description 34
- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 15
- 230000008859 change Effects 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 201000010099 disease Diseases 0.000 description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008439 repair process Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011158 quantitative evaluation Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a testing device for workability of asphalt cold patch construction, which comprises a sample holding cylinder, a vibration mechanism and a heating seat, wherein the heating seat is connected with the vibration mechanism, and the sample holding cylinder seat is arranged on the heating seat or sleeved in the heating seat. The testing device for the workability of asphalt cold-patch construction has a simple structure, and can efficiently and rapidly evaluate the fluidity of asphalt cold-patch construction.
Description
Technical Field
The utility model relates to the technical field of cold-patch performance testing equipment, in particular to a testing device for workability of asphalt cold-patch construction.
Background
Under the influence of traffic load and environmental factors, early diseases such as particle falling, peeling and pit and groove can appear on the asphalt pavement. In order to prevent diseases from continuing to develop, deteriorating and causing other subsequent problems, and to affect the safety and comfort of a driving vehicle, it is required to repair the diseases rapidly, timely and effectively. The asphalt cold-patch is an asphalt mixture which is prepared by mixing mineral aggregate heated to about 100 ℃ with diluted diesel asphalt at about 80 ℃ and other additives. The cold patch is in a loose state at normal temperature, and in actual restoration, workers pour the cold patch into the disease position and compact the cold patch to restore traffic. As the asphalt cold patch has the advantages of convenience, rapidness and the like, the asphalt cold patch is widely applied to the repair of early diseases of asphalt pavement.
In the use process of the asphalt cold-patch, the fluidity of the asphalt cold-patch is important. The cold-patch material with poor fluidity is difficult to compact, asphalt mixture at the lesion cannot be adhered, and the repair position can be destroyed again in later use due to the actions of vehicle load and water flushing.
At present, most cold-patch production and use units mainly rely on methods such as hand breaking, visual inspection and the like, flowability is evaluated through subjective feeling, the reliability of a judgment result is poor, and a standardized and accurate evaluation system cannot be formed; the construction fluidity is evaluated by adopting a penetration strength test method specified in asphalt pavement pit finished product cold repair materials (JT/T972-2015) by other units, but the method needs longer time, is greatly influenced by the environmental temperature, needs to penetrate into a sample for multiple times for test reading, and is troublesome to operate.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a testing device for asphalt cold-patch construction workability, which has a simple structure and can efficiently and rapidly evaluate the asphalt cold-patch construction fluidity.
In order to solve the technical problems, the utility model provides a testing device for workability of asphalt cold patch construction, which comprises a sample holding cylinder, a vibration mechanism and a heating seat, wherein the heating seat is connected with the vibration mechanism, and the sample holding cylinder seat is arranged on the heating seat or sleeved in the heating seat.
As an improvement of the scheme, the heating seat is provided with a heating wire or a heat preservation layer along the circumferential outer wall of the sample holding cylinder.
As the improvement of above-mentioned scheme, vibration mechanism includes vibrating motor and support frame, heating seat and vibrating motor all with the support frame is fixed.
As the improvement of above-mentioned scheme, be equipped with the support on the support frame, the heating seat with the support is fixed, the top of heating seat seted up with hold the holding tank of appearance section of thick bamboo looks adaptation, hold a appearance section of thick bamboo can take out the ground and set up in the holding tank.
As the improvement of above-mentioned scheme, the support frame includes roof, bottom plate and pressure spring, the both ends of pressure spring respectively with roof, bottom plate butt, the heating seat with the top surface of roof is fixed.
As an improvement of the above scheme, the vibration motors are arranged along the circumferential array of the sample holding cylinder.
As an improvement of the scheme, the vibration motor and the pressure springs are arranged in one-to-one correspondence.
As an improvement of the scheme, the sample holding cylinder or the heating seat is provided with scales along the axial direction.
As an improvement of the scheme, the sample holding cylinder is made of transparent materials, and the heating seat is axially provided with a strip-shaped window.
The implementation of the utility model has the following beneficial effects:
according to the utility model, the vibration mechanism and the heating seat are arranged, the sample containing cylinder seat is arranged on the heating seat or sleeved in the heating seat, meanwhile, the heating seat is connected with the vibration mechanism, so that the heating and vibration of samples in the sample containing cylinder are realized, on one hand, the vibration mechanism can better simulate the vibration and pressure of asphalt cold-patch materials in construction engineering, on the other hand, the heating and vibration can both increase the fluidity of the samples in the sample containing cylinder, which is equivalent to the amplification of the fluidity difference between the samples, so that the samples in the sample containing cylinder are subjected to height change in a shorter time, and the fluidity of the cold-patch materials can be rapidly and intuitively evaluated according to the height change values of different samples in the sample containing cylinder under the same vibration frequency and test temperature, thereby facilitating selection of the cold-patch materials with good workability;
the test time is greatly shortened by vibrating and heating the test sample, so that the test efficiency can be improved;
in addition, the heating seat can keep the required temperature of the cold compensation material in the whole test process, the change condition of the cold compensation material under the actual environment temperature can be better simulated, meanwhile, the test error caused by the change of the external environment temperature is avoided, and the reliability of the test result is improved.
Drawings
FIG. 1 is a schematic structural view of an embodiment of an apparatus for testing workability in asphalt cold-patch construction according to the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
As shown in fig. 1, the utility model discloses an embodiment of a testing device for workability of asphalt cold patch construction, which comprises a sample holding cylinder 1, a vibration mechanism and a heating seat 3, wherein the heating seat 3 is connected with the vibration mechanism, and the sample holding cylinder 1 is arranged on the heating seat 3 or sleeved in the heating seat 3.
According to the embodiment, the vibration mechanism and the heating seat 3 are arranged, the sample containing cylinder 1 is arranged on the heating seat 3 or sleeved in the heating seat 3, meanwhile, the heating seat 3 is connected with the vibration mechanism, so that heating and vibration of samples in the sample containing cylinder 1 are realized, on one hand, the vibration mechanism can better simulate vibration and pressure of asphalt cold-patch materials in construction engineering, on the other hand, the heating and vibration can both increase the fluidity of the samples in the sample containing cylinder 1, which is equivalent to amplifying the fluidity difference between the samples, so that the samples in the sample containing cylinder 1 are subjected to height change in a shorter time, and under the same vibration frequency and test temperature, quantitative evaluation can be rapidly and intuitively carried out on the fluidity of the cold-patch materials according to the height change values of different samples in the sample containing cylinder 1, and the cold-patch materials with good workability are conveniently selected; the test time is greatly shortened by vibrating and heating the test sample, so that the test efficiency can be improved; in addition, the heating seat 3 can keep the required temperature of the cold compensation material in the whole test process, the change condition of the cold compensation material under the actual environment temperature can be better simulated, meanwhile, the test error caused by the change of the external environment temperature is avoided, and the reliability of the test result is improved.
Preferably, the heating seat 3 is provided with a heating wire or a heat insulation layer along the peripheral outer wall of the sample holding cylinder 1, so that the environment temperature can be better simulated, and the temperature of the sample in the sample holding cylinder 1 is more uniform.
The vibration mechanism specifically comprises a vibration motor 21 and a support frame 22, and the heating seat 3 and the vibration motor 21 are both fixed with the support frame 22.
Preferably, the support frame 22 is provided with a support 23, the heating seat 3 is fixed with the support 23, a holding groove matched with the sample holding cylinder 1 is formed in the top of the heating seat 3, and the sample holding cylinder 1 is arranged in the holding groove in a detachable manner, so that the sample holding cylinder 1 is convenient for holding and pouring materials.
The support 22 specifically includes a top plate 221, a bottom plate 222, and a compression spring 223, two ends of the compression spring 223 respectively abut against the top plate 221 and the bottom plate 222, and the heating seat 3 is fixed to the top surface of the top plate 221. The vibration motor 21 is fixed to the top surface of the top plate 221, and is preferably disposed in one-to-one correspondence with the compression springs 223, so as to enhance the vibration effect. The vibration motors 21 are arranged along the circumferential array of the sample containing barrel 1 so as to ensure the uniformity of the vibration effect of the sample in the sample containing barrel 1.
For intuitively and quantitatively evaluating the fluidity of the cold patch, the sample holder 1 in this embodiment is preferably made of a transparent material, the heating seat 3 is axially provided with a strip window 31, and the sample holder 1 or the heating seat 3 is axially provided with scales. The height change value of the sample in the sample containing cylinder 1 is read through the window 31 and the scales, so that cold patch materials with workability meeting the requirements can be conveniently selected, and the adhesiveness between the cold patch materials and asphalt mixtures at the lesion and the durability of asphalt pavement disease repair are improved.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the utility model, such changes and modifications are also intended to be within the scope of the utility model.
Claims (9)
1. The utility model provides a testing arrangement of pitch cold patch construction workability, its characterized in that includes flourishing appearance section of thick bamboo, vibration mechanism and heating seat, the heating seat with vibration mechanism links to each other, flourishing appearance section of thick bamboo seat is established on the heating seat, perhaps the cover is established in the heating seat.
2. The asphalt cold patch construction workability testing device according to claim 1, wherein the heating seat is provided with a heating wire or a heat-insulating layer along the outer wall of the circumference of the sample holding cylinder.
3. The asphalt cold patch construction workability testing apparatus according to claim 1 or 2, wherein the vibration mechanism includes a vibration motor and a support frame, and the heating seat and the vibration motor are both fixed to the support frame.
4. The asphalt cold patch construction workability testing device according to claim 3, wherein a support is arranged on the support frame, the heating seat is fixed with the support, a containing groove matched with the sample containing cylinder is formed in the top of the heating seat, and the sample containing cylinder is arranged in the containing groove in a extractable manner.
5. The asphalt cold patch construction workability testing device according to claim 3, wherein the supporting frame comprises a top plate, a bottom plate and a pressure spring, two ends of the pressure spring are respectively abutted to the top plate and the bottom plate, and the heating seat is fixed with the top surface of the top plate.
6. A device for testing workability in asphalt cold patch construction as defined in claim 3, wherein said vibration motors are arranged in a circumferential array along said cartridge.
7. The asphalt cold patch construction workability testing device according to claim 5, wherein the vibration motor is provided in one-to-one correspondence with the compression springs.
8. The asphalt cold patch construction workability testing apparatus according to claim 1, wherein the cartridge or the heating seat is provided with graduations along an axial direction.
9. The asphalt cold patch construction workability testing apparatus as defined in claim 8, wherein said cartridge is made of a transparent material, and said heating base is provided with an elongated window along an axial direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320075918.7U CN220040147U (en) | 2023-01-10 | 2023-01-10 | Asphalt cold patch construction workability testing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320075918.7U CN220040147U (en) | 2023-01-10 | 2023-01-10 | Asphalt cold patch construction workability testing device |
Publications (1)
Publication Number | Publication Date |
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CN220040147U true CN220040147U (en) | 2023-11-17 |
Family
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Family Applications (1)
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CN202320075918.7U Active CN220040147U (en) | 2023-01-10 | 2023-01-10 | Asphalt cold patch construction workability testing device |
Country Status (1)
Country | Link |
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CN (1) | CN220040147U (en) |
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2023
- 2023-01-10 CN CN202320075918.7U patent/CN220040147U/en active Active
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