Cold repairing device for coring cavity of asphalt pavement
By designing a cold repair device for core holes of asphalt pavement including length adjustment mechanism and thrash control mechanism, the problem of deep core holes cannot be compacted is solved, and efficient asphalt repair and construction speed are achieved.
Patent Information
- Application Number
- CN202421872621.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-05
- Publication Date
- 2025-05-20
- Estimated Expiration
- 2034-08-05
AI Technical Summary
In the asphalt pavement core test, deeper core holes cannot be effectively compacted, resulting in loosening of the lower part of the hole, affecting the strength of the pavement and the durability of repair.
A cold repair device for core-taking hollows of asphalt pavement is designed, including a support assembly, a power control mechanism, a length adjustment mechanism and a thrash control mechanism. The length adjustment mechanism can adjust the length as needed to assist in compacting holes of different depths; the hammer control mechanism achieves the effect of repeatedly pounding and compacting asphalt through the cooperation of the spring and the inner baffle.
This device can effectively compact the deep holes, improve the repair effect, reduce the uneven force of artificial hammering, and improve the construction speed and compaction effect.
Smart Images
Figure CN222886823U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of asphalt road repair devices, and more specifically, particularly relates to a cold repair device for core drilling holes in asphalt pavements. Background Art
[0002] In the core drilling test of asphalt pavements, after the core samples are taken, the holes need to be filled and compacted with cold asphalt repair materials. The traditional method is to directly pour the cold asphalt repair materials into the holes and fill them up, and then compact them with a hammer. For core drilling holes with a relatively deep depth, they cannot be compacted. During the hammering process, the force is uneven, and there is a problem of damaging coarse aggregates or incomplete compaction, which will cause the lower part of the hole to be loose, a large amount of rainwater to penetrate, damage the bonding layer between the surface layers under the tire load pressure, affect the structural strength of the surrounding asphalt pavement, and also cause the durability of the repaired hole to decline, affecting the road performance. Content of the Utility Model
[0003] In order to solve the above technical problems, the utility model provides a cold repair device for core drilling holes in asphalt pavements to solve the problems that for core drilling holes with a relatively deep depth, they cannot be compacted, the force is uneven during the hammering process, there is a problem of damaging coarse aggregates or incomplete compaction, and the lower part of the hole cannot be compacted as mentioned in the above background art.
[0004] A cold repair device for core drilling holes in asphalt pavements of the utility model is achieved by the following specific technical means:
[0005] A cold repair device for core drilling holes in asphalt pavements includes: a support assembly, a power control mechanism, a length adjustment mechanism, and a hammering control mechanism; the support assembly is a cuboid structure as a whole; the power control mechanism is fixedly installed on the surface of the support assembly; the top of the length adjustment mechanism is slidably inserted into the interior of the support assembly; the hammering control mechanism is installed inside the support assembly and is connected to the power control mechanism, and the bottom of the hammering control mechanism is connected to the length adjustment mechanism; the hammering control mechanism includes: a fixed ring, a spring, and an inner baffle; the fixed ring is installed on the surface of the length adjustment mechanism; one end of the bottom of the spring is fixedly connected to the fixed ring; the inner baffle is fixedly installed inside the support assembly, and the top of the spring is fixedly connected to the inner baffle.
[0006] In at least some embodiments, the support assembly includes: a support frame and a support box; the support frame is a U-shaped structure as a whole, and the support frame can play a role in assisting in supporting the entire device; the support box is a cuboid structure with a hollow interior, the surface of the support box is fixedly connected to the support frame and the power control mechanism, and the inner baffle is fixedly installed inside the support box.
[0007] In at least some embodiments, the length adjustment mechanism includes: a sliding plug rod, a fixed column, a threaded rotating rod, and a bottom plate; the sliding plug rod has a rectangular parallelepiped structure with a hollow interior. The top of the sliding plug rod is slidably inserted into the support box and is slidably connected to the inner baffle. A fixed ring is fixedly installed on the surface of the sliding plug rod, and the spring can elastically support the sliding plug rod; a thread is provided in the middle of the fixed column, and the fixed column is fixedly installed at the bottom of the sliding plug rod; the top end of the threaded rotating rod rotates through the threaded opening provided in the fixed column and is inserted into the interior of the sliding plug rod; the bottom plate is fixedly installed at the bottom of the threaded rotating rod.
[0008] In at least some embodiments, the length adjustment mechanism further includes: a hammering plate, a fixed support rod, a limiting support rod, and a baffle; a groove is provided in the middle of the hammering plate, and the bottom of the threaded rotating rod is rotatably connected to the hammering plate through the bottom plate; the fixed support rod is fixedly installed on the surface of the sliding plug rod; the number of limiting support rods is set to two groups, and the surface of the limiting support rod is slidably connected to the fixed support rod, and the limiting support rod can limit the rotation of the hammering plate; the baffle is fixedly installed at the top of the limiting support rod.
[0009] In at least some embodiments, the hammering control mechanism further includes: a lifting frame, an auxiliary pushing frame, a rotating rod, a turntable, and a pushing block; the lifting frame has a square frame structure, and the bottom of the lifting frame is fixedly connected to the sliding plug rod; the auxiliary pushing frame is integrally U-shaped and is fixedly installed inside the lifting frame; the rotating rod is rotatably installed inside the support box, and one side of the rotating rod is connected to the power control mechanism; the turntable is fixedly connected to the rotating rod; the pushing block is integrally a right triangle and is fixedly installed on the surface of the turntable.
[0010] Compared with the prior art, the present utility model has the following beneficial effects:
[0011] The present utility model is internally provided with a length adjustment mechanism, and the length of the length adjustment mechanism can be adjusted as needed, which can assist in compacting holes with different depths. The length of the length adjustment mechanism is adjustable. When the hole is deeper, asphalt can be poured in batches to improve the compaction effect; a hammering control mechanism is also provided inside the device. The hammering control mechanism can control the hammering plate to perform reciprocating lifting and hammering. When the hammering plate rises, the spring at the top of the hammering plate contracts, and the spring pushes the hammering plate to slide downward and repeatedly hammer the asphalt. Compared with manual hammering and compacting, it saves time and effort, has a good compacting effect, and a fast construction speed. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 is the main body axonometric structural schematic diagram of the present utility model.
[0013] Figure 2 is the main body sectional structural schematic diagram of the present utility model.
[0014] Figure 3 is the sectional structural schematic diagram of the support assembly of the present utility model.
[0015] Figure 4 It is a schematic cross-sectional structure diagram of the length adjustment mechanism of the present utility model.
[0016] Figure 5 It is a schematic cross-sectional structure diagram of the hammering control mechanism of the present utility model.
[0017] In the figure, the corresponding relationship between the component names and the drawing reference numbers is as follows:
[0018] 1. Support assembly; 101. Support frame; 102. Support box; 2. Power control mechanism; 3. Length adjustment mechanism; 301. Sliding insertion rod; 302. Fixed column; 303. Threaded rotating rod; 304. Bottom plate; 305. Hammering plate; 306. Fixed support rod; 307. Limit support rod; 308. Baffle; 4. Hammering control mechanism; 401. Fixed ring; 402. Spring; 403. Inner baffle; 404. Lifting frame; 405. Auxiliary pushing frame; 406. Rotating rod; 407. Turntable; 408. Pushing block. Specific embodiments
[0019] The following further describes the embodiments of the present utility model in detail in conjunction with the drawings and embodiments.
[0020] Embodiment 1:
[0021] As shown in the attached Figure 1 to the attached Figure 5 shown:
[0022] The present utility model provides an asphalt pavement core-taking cavity cold repair device, including: a support assembly 1, a power control mechanism 2, a length adjustment mechanism 3, and a hammering control mechanism 4; the support assembly 1 is an overall rectangular parallelepiped structure; the power control mechanism 2 is fixedly installed on the surface of the support assembly 1; the top of the length adjustment mechanism 3 is slidably inserted into the interior of the support assembly 1; the hammering control mechanism 4 is installed inside the support assembly 1 and is connected to the power control mechanism 2, and the bottom of the hammering control mechanism 4 is connected to the length adjustment mechanism 3; the hammering control mechanism 4 includes: a fixed ring 401, a spring 402, and an inner baffle 403; the fixed ring 401 is installed on the surface of the length adjustment mechanism 3; one end of the bottom of the spring 402 is fixedly connected to the fixed ring 401; the inner baffle 403 is fixedly installed inside the support assembly 1, and the top of the spring 402 is fixedly connected to the inner baffle 403.
[0023] As Figure 3 shown, the support assembly 1 includes: a support frame 101 and a support box 102; the support frame 101 is an overall U-shaped structure, and the support frame 101 can play a role in assisting in supporting the entire device; the support box 102 is a rectangular parallelepiped structure with a hollow interior, the surface of the support box 102 is fixedly connected to the support frame 101 and the power control mechanism 2, and the inner baffle 403 is fixedly installed inside the support box 102.
[0024] As shown Figure 4 in Figure Figure 4 , the length adjustment mechanism 3 includes: a sliding insertion rod 301, a fixed column 302, a threaded rotating rod 303, and a bottom plate 304; the sliding insertion rod 301 is a rectangular parallelepiped structure with a hollow interior. The top of the sliding insertion rod 301 is slidably inserted into the support box 102 and is slidably connected to the inner baffle 403. The fixing ring 401 is fixedly installed on the surface of the sliding insertion rod 301, and the spring 402 can elastically support the sliding insertion rod 301; a thread is provided in the middle of the fixed column 302, and the fixed column 302 is fixedly installed at the bottom of the sliding insertion rod 301; the top end of the threaded rotating rod 303 rotates through the threaded opening provided in the fixed column 302 and is inserted into the interior of the sliding insertion rod 301; the bottom plate 304 is fixedly installed at the bottom of the threaded rotating rod 303.
[0025] As shown Figure 4 in Figure Figure 4 , the length adjustment mechanism 3 further includes: a hammering plate 305, a fixed support rod 306, a limiting support rod 307, and a baffle 308; a groove is provided in the middle of the hammering plate 305, and the bottom of the threaded rotating rod 303 is rotatably connected to the hammering plate 305 through the bottom plate 304; the fixed support rod 306 is fixedly installed on the surface of the sliding insertion rod 301; the number of the limiting support rods 307 is set to two groups, and the surface of the limiting support rod 307 is slidably connected to the fixed support rod 306, and the limiting support rod 307 can limit the rotation of the hammering plate 305; the baffle 308 is fixedly installed at the top of the limiting support rod 307.
[0026] As shown Figure 5 in Figure Figure 5 , the hammering control mechanism 4 further includes: a lifting frame 404, an auxiliary pushing frame 405, a rotating rod 406, a turntable 407, and a pushing block 408; the lifting frame 404 is a square frame structure, and the bottom of the lifting frame 404 is fixedly connected to the sliding insertion rod 301; the auxiliary pushing frame 405 is a U-shaped structure as a whole, and the auxiliary pushing frame 405 is fixedly installed inside the lifting frame 404; the rotating rod 406 is rotatably installed inside the support box 102, and one side of the rotating rod 406 is connected to the power control mechanism 2; the turntable 407 is fixedly connected to the rotating rod 406; the pushing block 408 is a right triangle as a whole, and the pushing block 408 is fixedly installed on the surface of the turntable 407.
[0027] The specific usage method and function of this embodiment:
[0028] In the present utility model, during use, the repair asphalt is poured into the cavity, the device is placed at the cavity, the threaded rotating rod 303 is controlled to rotate. During the rotation of the threaded rotating rod 303, the hammering plate 305 is pushed downward by the bottom plate 304. The limiting support rod 307 can limit the rotation of the hammering plate 305. The hammering plate 305 slides downward and inserts into the cavity and contacts the asphalt. The power control mechanism 2 is started. The power control mechanism 2 controls the rotating rod 406 to rotate. The turntable 407 rotates and drives a plurality of pushing blocks 408 to rotate. Since the pushing block 408 has a right triangle structure, during the rotation of the pushing block 408, the inclined surface of the pushing block 408 first contacts the auxiliary pushing frame 405. The auxiliary pushing frame 405 is driven by the pushing block 408 to drive the lifting frame 404 to slide upward. The lifting frame 404 and the inserting rod 301 and the fixing ring 401 at the bottom slide upward. The spring 402 is stressed and contracts. When the auxiliary pushing frame 405 reaches the vertical surface of the pushing block 408, there is no support. The spring 402 rebounds and pushes the length adjustment mechanism 3 to hammer downward. The pushing block 408 rotates, and the hammering plate 305 can be controlled to achieve repeated hammering, achieving the effect of compacting the asphalt.
[0029] In this article, the following points need to be noted:
[0030] 1. The attached drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure. Other structures can refer to the general design.
[0031] 2. Without conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.
[0032] The above is only the specific implementation manner of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present disclosure can easily think of changes or substitutions, which should all be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.
Claims
1. A cold repair device for coring holes in asphalt pavement, comprising: A support assembly (1), a power control mechanism (2), a length adjustment mechanism (3) and a beating control mechanism (4); the support assembly (1) is a rectangular parallelepiped structure as a whole; the power control mechanism (2) is fixedly mounted on the surface of the support assembly (1); the top of the length adjustment mechanism (3) is slidably inserted into the interior of the support assembly (1); the beating control mechanism (4) is mounted inside the support assembly (1) and connected to the power control mechanism (2), and the bottom of the beating control mechanism (4) is connected to the length adjustment mechanism (3); the beating control mechanism (4) comprises: a fixing ring (401), a spring (402) and an inner baffle (403); the fixing ring (401) is mounted on the surface of the length adjustment mechanism (3); one end of the bottom of the spring (402) is fixedly connected to the fixing ring (401); the inner baffle (403) is fixedly mounted inside the support assembly (1), and the top of the spring (402) is fixedly connected to the inner baffle (403).
2. According to claim 1, a cold repair device for coring holes in asphalt pavement, characterized in that: The support assembly (1) comprises: a support frame (101) and a support box (102); the support frame (101) is a U-shaped structure as a whole; the surface of the support box (102) is fixedly connected to the support frame (101) and the power control mechanism (2), and the inner baffle (403) is fixedly installed inside the support box (102).
3. According to claim 2, the asphalt pavement coring cavity cold repair device is characterized by: The length adjustment mechanism (3) comprises: a sliding rod (301), a fixed column (302), a threaded rotating rod (303) and a bottom plate (304); the top of the sliding rod (301) is slidably inserted into the support box (102) and is slidably connected to the inner baffle (403), and the fixed ring (401) is fixedly installed on the surface of the sliding rod (301); a thread is provided in the middle of the fixed column (302), and the fixed column (302) is fixedly installed on the bottom of the sliding rod (301); one end of the top of the threaded rotating rod (303) is rotated through the threaded opening provided in the fixed column (302) and inserted into the interior of the sliding rod (301); and the bottom plate (304) is fixedly installed on the bottom of the threaded rotating rod (303).
4. According to claim 3, the asphalt pavement coring cavity cold repair device is characterized by: The length adjustment mechanism (3) further comprises: a beating plate (305), a fixed support rod (306), a limiting support rod (307) and a baffle (308); a groove is provided in the middle of the beating plate (305); the bottom of the threaded rotating rod (303) is rotatably connected to the beating plate (305) through a bottom plate (304); the fixed support rod (306) is fixedly mounted on the surface of the sliding plug rod (301); the surface of the limiting support rod (307) is slidably connected to the fixed support rod (306); and the baffle (308) is fixedly mounted on the top of the limiting support rod (307).
5. According to claim 3, the asphalt pavement coring cavity cold repair device is characterized by: The beating control mechanism (4) further comprises: a lifting frame (404), an auxiliary push frame (405), a rotating rod (406), a rotating disk (407) and a pushing block (408); the lifting frame (404) is a square frame structure, and the bottom of the lifting frame (404) is fixedly connected to the sliding plug rod (301); the auxiliary push frame (405) is fixedly installed on the inner side of the lifting frame (404); the rotating rod (406) is rotatably installed inside the support box (102), and one side of the rotating rod (406) is connected to the power control mechanism (2); the rotating disk (407) is fixedly connected to the rotating rod (406); the pushing block (408) is a right triangle as a whole, and the pushing block (408) is fixedly installed on the surface of the rotating disk (407).