Emulsified asphalt pavement plant-mixing cold recycling equipment
By adopting screen plate and slider structures in the mixing and regeneration equipment of the emulsified asphalt pavement factory, the vibration function of the screen plate is used to screen waste pavement materials of suitable particle size, which solves the problem of the difference in particle size affecting the uniformity of the mixture and improves the quality and performance of the recycled mixture.
Patent Information
- Application Number
- CN202421375718.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-17
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-06-17
AI Technical Summary
When the mixing and regeneration equipment of emulsified asphalt pavement factory treats waste pavement materials with large particle size differences, it is easy to affect the uniformity of the mixture, resulting in poor quality and performance of the recycled mixture.
A mixing and regeneration equipment for emulsified asphalt pavement factory is designed, using a screen plate and a slider structure. The screen plate is vibrated left and right and up and down by driving the motor, and quickly screens out waste pavement materials with appropriate particle sizes, and leads out materials with inappropriate sizes through the discharge pipe.
It effectively solves the problem that the difference in particle size affects the uniformity of the mixture, improves the quality and performance of the regenerated mixture, and avoids insufficient or excessive mixing of raw materials.
Smart Images
Figure CN222648506U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cold mixing regeneration equipment, in particular to cold mixing regeneration equipment for emulsified asphalt pavement. Background Art
[0002] Cold mixing recycling equipment can recycle abandoned asphalt pavement and use it as recycled materials for new pavement construction, realizing the recycling of resources and reducing the demand for fresh materials. Cold mixing recycling equipment can quickly regenerate and mix abandoned pavement materials on site, avoiding the transportation and treatment of a large amount of waste materials, reducing environmental pollution, realizing an integrated recycling construction process, improving construction efficiency, shortening the construction period, and reducing the impact of construction on the surrounding environment;
[0003] When using the emulsified asphalt pavement plant-mixed cold recycling equipment, it is necessary to first put the waste pavement materials, regeneration agents and additives into the mixing drum for mixing, and fully and evenly mix the various raw materials together. During the mixing process, emulsified asphalt needs to be added to the mixture. Emulsified asphalt is a dispersed liquid made of asphalt and emulsifier through an emulsification process, which can effectively bond and solidify with the waste pavement materials. Due to the large differences in the particles of the waste pavement materials, when the particle size difference is large, it is easy to affect the uniformity of the mixture, resulting in insufficient or excessive mixing of the raw materials, thereby affecting the quality and performance of the recycled mixture of the emulsified asphalt pavement plant-mixed cold recycling equipment. Therefore, we proposed the emulsified asphalt pavement plant-mixed cold recycling equipment. Utility Model Content
[0004] The purpose of the utility model is to provide an emulsified asphalt pavement factory-mixed cold regeneration equipment to solve the problem raised in the above-mentioned background technology that when the particle size difference is large, it is easy to affect the uniformity of the mixture, thereby affecting the quality and performance of the recycled mixture of the emulsified asphalt pavement factory-mixed cold regeneration equipment.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: emulsified asphalt pavement factory-mixed cold regeneration equipment, including a mixing drum and a screw feeder, a screw feeder is arranged on one side of the mixing drum, a connecting frame is fixed to the bracket of the screw feeder, and a fixed cover is connected to one side of the connecting frame, a feed pipe is fixed to the lower side of the fixed cover, and the lower end of the feed pipe is fixed to the feed port of the mixing drum, a sieve plate is arranged on the inner side of the fixed cover, and a connecting layer is bonded to the outer side of the sieve plate, the outer side of the connecting layer is fixed to the inner side of the fixed cover, a first slide bar and a second slide bar are respectively slidably penetrated on both sides of the fixed cover, and one end of the first slide bar is sleeved with a first spring.
[0006] Preferably, a sliding block is fixed to one end of the first sliding rod and one end of the second sliding rod respectively, a sliding groove is provided on one side of the screen plate close to the sliding block, and the sliding block is slidably docked with the sliding groove.
[0007] Preferably, a guide block is fixed to the lower side of the screen plate, and the groove of the guide block is slidably docked with the upper ball of the slide, the lower end of the slide is fixed to the fixed cover, and a toothed plate is fixed to the end of the second slide rod away from the slide.
[0008] Preferably, the tooth plate is connected to the half gear, and the half gear is movably connected to the fixed cover through a bearing seat, and one side of the half gear is fixed to the output shaft of the driving motor.
[0009] Preferably, a discharge port is provided on one side of the fixed cover, and a discharge pipe is provided outside the discharge port, and a docking groove is provided on one side of the fixed cover close to the discharge pipe.
[0010] Preferably, the docking groove is connected to the docking block, and a fixing ring plate is fixed on the outer side of the docking block, bolts penetrate the interior of the fixing ring plate, and a clamping groove is opened on one side of the docking block.
[0011] Preferably, the card slot is connected to the card block, and the fixed cover is provided with a receiving slot on the outer side of the card block, and the receiving slot is slidably connected to the card block.
[0012] Preferably, a second spring is arranged inside the receiving groove, and two ends of the second spring are respectively fixed to the receiving groove and the second spring.
[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the emulsified asphalt pavement factory-mixed cold regeneration equipment starts the driving motor to allow the sieve plate to vibrate left and right and up and down, so that the sieve plate can quickly screen out the waste pavement materials with appropriate particle sizes, and at the same time, the sieve plate is not easy to get stuck with the waste pavement materials when vibrating, so that the waste pavement materials are not easy to affect the uniformity of the mixture, and are not easy to cause insufficient or excessive mixing of the raw material parts. The discharge pipe is restricted to one side of the fixed cover, and the waste pavement materials with larger particle sizes can be discharged from the upper side of the sieve plate through the discharge pipe, so that the emulsified asphalt pavement factory-mixed cold regeneration equipment is easy to discharge waste pavement materials with inappropriate sizes.
[0014] 1. When the emulsified asphalt pavement plant-mixed cold regeneration equipment is used, when the waste pavement material is input into the mixing drum through the screw feeder, the screw feeder first conveys the waste pavement material to the upper side of the screen plate, and starts the drive motor to make the screen plate vibrate left and right and up and down, so that the screen plate can quickly screen out the waste pavement material with suitable particle size, and at the same time, the screen plate is not easy to get stuck with the waste pavement material when vibrating, so that the waste pavement material can enter the interior of the mixing drum through the feed pipe, so that the waste pavement material is not easy to affect the uniformity of the mixture, and it is not easy to cause insufficient mixing or excessive mixing of the raw material part;
[0015] 2. The emulsified asphalt pavement factory-mixed cold recycling equipment, when the emulsified asphalt pavement factory-mixed cold recycling equipment screens the waste pavement materials, the docking block is docked with the docking groove, and the clamping block is engaged and docked with the clamping groove under the action of the second spring, so that the bolts can easily penetrate the screw holes of the fixed ring plate and align with the fixed cover, and the bolts are rotated to limit the discharge pipe to one side of the fixed cover. When the screen plate screens the waste pavement materials, the waste pavement materials with larger particle sizes can be discharged from the upper side of the screen plate through the discharge pipe, so that the emulsified asphalt pavement factory-mixed cold recycling equipment can easily discharge the waste pavement materials of inappropriate sizes. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;
[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the screen plate and the slider in the utility model from a top view;
[0018] Figure 3 This is a schematic diagram of the left-side cross-sectional structure of the screen plate and the slider of the utility model;
[0019] Figure 4 For this utility model Figure 1 A schematic diagram of the partially enlarged structure at center A;
[0020] Figure 5 For this utility model Figure 2 Schematic diagram of the local enlarged structure at point B in the middle.
[0021] In the figure: 1, mixing drum; 101, screw feeder; 102, connecting frame; 103, fixed cover; 1031, feeding pipe; 2, sieve plate; 201, connecting layer; 202, first slide bar; 2021, first spring; 203, second slide bar; 204, slider; 205, slide groove; 206, guide block; 207, slide frame; 208, tooth plate; 209, half gear; 210, driving motor; 3, discharge port; 301, discharge pipe; 302, docking groove; 303, docking block; 3031, fixed ring plate; 3032, bolt; 304, slot; 305, block; 306, storage slot; 307, second spring. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] See also Figure 1-Figure 4The utility model provides a technical solution: an emulsified asphalt pavement factory-mixed cold regeneration equipment, comprising a mixing drum 1 and a screw feeder 101, a screw feeder 101 is arranged on one side of the mixing drum 1, a bracket of the screw feeder 101 is fixed with a connecting frame 102, and a fixed cover 103 is connected to one side of the connecting frame 102, a feed pipe 1031 is fixed to the lower side of the fixed cover 103, and the lower end of the feed pipe 1031 is fixed to the feed port of the mixing drum 1, a sieve plate 2 is arranged on the inner side of the fixed cover 103, and a connecting layer 201 is bonded to the outer side of the sieve plate 2, the outer side of the connecting layer 201 is fixed to the inner side of the fixed cover 103, a first slide bar 202 and a second slide bar 203 are respectively slidably penetrated on both sides of the fixed cover 103, and one end of the first slide bar 202 is sleeved with a first spring 2021, and one end of the first slide bar 202 and the second slide bar 2 03 is fixed with a slider 204 at one end, a slide groove 205 is opened on the side of the sieve plate 2 close to the slider 204, and the slider 204 is slidably docked with the slide groove 205, a guide block 206 is fixed on the lower side of the sieve plate 2, and the groove of the guide block 206 is slidably docked with the upper ball of the slide 207, the lower end of the slide 207 is fixed to the fixed cover 103, and a tooth plate 208 is fixed at the end of the second slide bar 203 away from the slider 204, the tooth plate 208 is docked with the half gear 209, and the half gear 209 is movably connected with the fixed cover 103 through the bearing seat, one side of the half gear 209 is fixed to the output shaft of the drive motor 210, the connecting layer 201 is made of wear-resistant rubber material, the slider 204 is matched with the slide groove 205, the groove of the guide block 206 is matched with the upper ball of the slide 207, and the tooth plate 208 is meshed with the half gear 209.
[0024] In specific implementation, according to Figure 1-Figure 4 When the emulsified asphalt pavement cold recycling equipment is used, the waste pavement material needs to be fed into the mixing drum 1 through the screw feeder 101. When the waste pavement material is fed into the mixing drum 1 through the screw feeder 101, the screw feeder 101 first transports the waste pavement material to the upper side of the sieve plate 2, and starts the drive motor 210, so that the output shaft of the drive motor 210 drives the half gear 209 to rotate, and the tooth plate 208 is meshed with the half gear 209, so that the half gear 209 drives the tooth plate 208 to move, and then passes through the connecting layer 201. The wear-resistant rubber material has a certain deformation ability, so that the tooth plate 208 drives the connection layer 201 to deflect, and the first slide bar 202 squeezes the first spring 2021, so that the first spring 2021 contracts. At this time, the screen plate 2 drives the guide block 206 to move, so that the slide 207 slides along the groove of the guide block 206, and the slide 207 pushes the guide block 206 upward. At this time, the screen plate 2 moves up, and the slider 204 slides along the slide groove 205. The slider 204 matches the slide groove 205, so that the screen plate 2 can move up stably;
[0025] When the tooth plate 208 and the half gear 209 are disengaged, the first spring 2021 is extended, so that the first slide bar 202 returns to its original position under the action of the first spring 2021, so that the screen plate 2 can vibrate left and right and up and down, so that the screen plate 2 can quickly screen out the waste pavement materials with suitable particle sizes. At the same time, the screen plate 2 is not easy to get stuck with the waste pavement materials when vibrating, so that the waste pavement materials can enter the interior of the mixing drum 1 through the feed pipe 1031, and then the regeneration agent and additives are put into the mixing drum 1 for mixing, so that various raw materials can be fully and evenly mixed together. During the mixing process, emulsified asphalt needs to be added to the mixture. Emulsified asphalt is a dispersed liquid made of asphalt and emulsifier through an emulsification process, which can effectively bond and solidify with the waste pavement materials, so that the waste pavement materials are not easy to affect the uniformity of the mixture, and are not easy to cause insufficient or excessive mixing of the raw materials.
[0026] See also Figure 1 and Figure 5 A discharge port 3 is provided on one side of the fixed cover 103, and a discharge pipe 301 is provided on the outer side of the discharge port 3. A docking groove 302 is provided on the side of the fixed cover 103 close to the discharge pipe 301, and the docking groove 302 is connected to the docking block 303. A fixed ring plate 3031 is fixed on the outer side of the docking block 303, and a bolt 3032 penetrates the interior of the fixed ring plate 3031. A clamping groove 304 is provided on one side of the docking block 303, and the clamping groove 304 is connected to the clamping block 305. The fixed cover 103 is fixed to the clamping block. A receiving groove 306 is provided on the outer side of 305, and the receiving groove 306 is slidably docked with the clamping block 305, a second spring 307 is provided on the inner side of the receiving groove 306, and the two ends of the second spring 307 are respectively fixed to the receiving groove 306 and the second spring 307, the bolt 3032 is threadedly connected to the fixed cover 103, the cross-sectional size of the docking groove 302 matches the cross-sectional size of the docking block 303, the clamping groove 304 is clamped and docked with the clamping block 305, and the discharge pipe 301 is made of rubber wire mesh.
[0027] In specific implementation, according to Figure 1 and Figure 5When the emulsified asphalt pavement cold regeneration equipment screens the waste pavement materials, the docking block 303 is docked with the docking groove 302, and the docking block 303 squeezes the clamping block 305, so that the clamping block 305 is stored in the storage groove 306, so that the second spring 307 is contracted. When the clamping block 305 is aligned with the clamping groove 304, the clamping block 305 is engaged and docked with the clamping groove 304 under the action of the second spring 307, and the cross-sectional size of the docking groove 302 is matched with the cross-sectional size of the docking block 303, so that the docking block 303 is not easy to shake inside the docking groove 302, so that the docking block 303 is limited inside the docking groove 302, so that the bolt 3032 is easy to penetrate The fixing ring plate 3031 is aligned with the screw hole of the fixing cover 103, and the bolt 3032 is rotated. The bolt 3032 is threadedly connected to the fixing cover 103, so that the bolt 3032 and the fixing cover 103 are restricted together, and the discharge pipe 301 is restricted to one side of the fixing cover 103. When the screen plate 2 screens the waste pavement materials, the waste pavement materials with larger particle sizes can be discharged from the upper side of the screen plate 2 through the discharge pipe 301. The discharge pipe 301 is made of rubber wire mesh material with high wear resistance, which can withstand the friction and wear of the granular materials without being easily damaged, thereby extending the service life and making it easy for the emulsified asphalt pavement factory-mixed cold regeneration equipment to discharge waste pavement materials of inappropriate sizes.
[0028] To sum up, when the emulsified asphalt pavement factory-mixed cold regeneration equipment is in use, the screw feeder 101 first transports the waste pavement material to the upper side of the sieve plate 2, and starts the drive motor 210 to allow the sieve plate 2 to vibrate left and right and up and down, so that the sieve plate 2 can quickly screen out the waste pavement material with appropriate particle size, and at the same time, the sieve plate 2 is not easy to get stuck with the waste pavement material when vibrating, and then the regeneration agent and additives are put into the mixing drum 1 for mixing, so that various raw materials can be fully and evenly mixed together. During the mixing process, emulsified asphalt needs to be added to the mixture, so that the waste pavement material is not easy to affect the uniformity of the mixture, and is not easy to cause insufficient or excessive mixing of the raw materials. The discharge pipe 301 is restricted to one side of the fixed cover 103, and the waste pavement material with larger particle size can be discharged from the upper side of the sieve plate 2 through the discharge pipe 301, so that the emulsified asphalt pavement factory-mixed cold regeneration equipment is easy to discharge waste pavement materials of inappropriate size. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.
[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. An emulsified asphalt pavement cold regeneration device, comprising a mixing drum (1) and a screw feeder (101), characterized in that: A screw feeder (101) is provided on one side of the mixing drum (1), a connecting frame (102) is fixed to a bracket of the screw feeder (101), and a fixed cover (103) is connected to one side of the connecting frame (102), a feed pipe (1031) is fixed to the lower side of the fixed cover (103), and the lower end of the feed pipe (1031) is fixed to the feed port of the mixing drum (1), a sieve plate (2) is provided on the inner side of the fixed cover (103), and a connecting layer (201) is bonded to the outer side of the sieve plate (2), and the outer side of the connecting layer (201) is fixed to the inner side of the fixed cover (103), and a first slide bar (202) and a second slide bar (203) are respectively slidably penetrated on both sides of the fixed cover (103), and one end of the first slide bar (202) is sleeved with a first spring (2021).
2. The emulsified asphalt pavement cold regeneration equipment according to claim 1, characterized in that: A sliding block (204) is fixed to one end of the first sliding rod (202) and one end of the second sliding rod (203), respectively; a sliding groove (205) is provided on one side of the screen plate (2) close to the sliding block (204), and the sliding block (204) and the sliding groove (205) are slidably docked.
3. The cold regeneration equipment for emulsified asphalt pavement according to claim 2, characterized in that: A guide block (206) is fixed to the lower side of the sieve plate (2), and a groove of the guide block (206) is slidably docked with an upper ball of a slide bracket (207). The lower end of the slide bracket (207) is fixed to a fixed cover (103), and a tooth plate (208) is fixed to one end of the second slide rod (203) away from the slide block (204).
4. The emulsified asphalt pavement cold regeneration equipment according to claim 3, characterized in that: The toothed plate (208) is connected to the half gear (209), and the half gear (209) is movably connected to the fixed cover (103) via a bearing seat, and one side of the half gear (209) is fixed to the output shaft of the driving motor (210).
5. The cold regeneration equipment for emulsified asphalt pavement according to claim 4 is characterized in that: A discharge port (3) is provided on one side of the fixed cover (103), and a discharge pipe (301) is provided outside the discharge port (3). A docking groove (302) is provided on one side of the fixed cover (103) close to the discharge pipe (301).
6. The cold regeneration equipment for emulsified asphalt pavement according to claim 5, characterized in that: The docking groove (302) is connected to the docking block (303), and a fixing ring plate (3031) is fixed on the outside of the docking block (303), a bolt (3032) penetrates the inside of the fixing ring plate (3031), and a clamping groove (304) is opened on one side of the docking block (303).
7. The cold regeneration equipment for emulsified asphalt pavement according to claim 6, characterized in that: The card slot (304) is connected to the card block (305); the fixed cover (103) is provided with a storage slot (306) on the outside of the card block (305); and the storage slot (306) is slidably connected to the card block (305).
8. The cold regeneration equipment for emulsified asphalt pavement according to claim 7, characterized in that: A second spring (307) is arranged inside the receiving groove (306), and two ends of the second spring (307) are respectively fixed to the receiving groove (306) and the second spring (307).