Asphalt spreader with heating function

Abstract

The utility model relates to the technical field of asphalt spreading machines, in particular to an asphalt spreading machine with a heating function, which comprises a base and an asphalt storage tank arranged on the base, a plurality of fixing seats are uniformly arranged on the upper surface of the base, support columns are uniformly arranged at the bottom end of the asphalt storage tank, and support legs are arranged at the bottom ends of the support columns. A first containing groove and a second containing groove are formed in the fixing base, annular sliding rails are symmetrically arranged on the two sides of the first containing groove, screws are arranged in the annular sliding rails, one ends of the screws penetrate through the annular sliding rails, the fixing base is in threaded connection with the supporting legs, rotary knobs are rotationally arranged on the annular sliding rails, and the other ends of the screws penetrate through the annular sliding rails to be in threaded connection with the rotary knobs. The asphalt storage tank is composed of an upper shell, a lower shell and a connecting assembly, the upper shell is detachably connected with the lower shell through the connecting assembly, and the asphalt storage tank is convenient to maintain in the later period, more efficient to use and operate and better in practicability.

Description

Technical Field

[0001] The utility model belongs to the technical field of asphalt spreaders, in particular to an asphalt spreader with a heating function. Background Art

[0002] Asphalt spreaders are used in surface treatment and maintenance projects of asphalt pavements. Asphalt materials in asphalt storage tanks are sprayed onto the road surface until the surface asphalt is sprayed to form the road surface. During the entire process of the asphalt spreader, as the asphalt storage tank continues to heat up, the asphalt material will adhere to the inner wall of the asphalt storage tank, and it needs to be manually cleaned after use. Some asphalt spreaders are equipped with backwash water tanks, but it is difficult to thoroughly clean the asphalt storage tank, and there will inevitably be cleaning dead corners. In addition, there are many equipment components on the asphalt spreader, and the operating space is narrow, which is not conducive to the later maintenance of the staff. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an asphalt spreader with a heating function in view of the above-mentioned defects, which is convenient for later maintenance, more efficient in operation and better in practicality.

[0004] The utility model adopts the following technical solutions to solve its technical problems: an asphalt spreader with heating function, comprising a base and an asphalt storage tank arranged on the base, a plurality of fixed seats are evenly arranged on the upper surface of the base, support columns are evenly arranged at the bottom end of the asphalt storage tank, and support feet are arranged at the bottom end of the support columns, a first receiving groove matching the support column and a second receiving groove matching the support foot are provided on the fixed seat, and the second receiving groove is located below the first receiving groove and is connected to each other, the inner diameter of the first receiving groove is smaller than the inner diameter of the second receiving groove, and an opening is provided at the front end of the fixed seat for the support foot and the support column to enter the second receiving groove and the first receiving groove, annular rails are symmetrically arranged on both sides of the first receiving groove, a screw is arranged inside the annular rail, one end of the screw passes through the annular rail, the fixed seat is threadedly connected to the support foot, a knob is rotatably provided on the annular rail, and the other end of the screw passes through the annular rail and is threadedly connected to the knob, and the asphalt storage tank is composed of an upper shell, a lower shell and a connecting assembly, and the upper shell is detachably connected to the lower shell through the connecting assembly.

[0005] Furthermore, the connecting assembly includes an upper connecting part arranged at the bottom end of the outer surface of the upper shell, and a lower connecting part arranged at the top end of the outer surface of the lower shell, the bottom end of the upper connecting part is in conflict with the top end of the lower connecting part, and a connection is formed by bolts, and a placement groove with an annular structure is provided at the connection between the upper connecting part and the lower connecting part, and a sealing gasket is provided in the placement groove.

[0006] Furthermore, a top cover is detachably provided at the top of the upper shell, a rotating shaft is provided inside the asphalt storage tank, a plurality of stirring blades are arranged at intervals from top to bottom on the outer surface of the rotating shaft, a motor is provided at the top of the top cover, and the top end of the rotating shaft passes through the top cover and is connected to the driving end of the motor.

[0007] Furthermore, a spraying device is provided on one side of the base, a first electromagnetic control valve is provided on the side of the asphalt storage tank close to the spraying device, a first pump is provided on the upper surface of the base, one end of the first pump is connected to the first electromagnetic control valve through a pipeline, and the other end is connected to the spraying device through a pipeline.

[0008] Furthermore, a cleaning box is provided on one side of the asphalt storage tank, a second pump connected to the cleaning box is provided on the top of the cleaning box, a second electromagnetic control valve is provided on the top of the asphalt storage tank close to the cleaning box, a third electromagnetic control valve is provided on the bottom of the asphalt storage tank, the second electromagnetic control valve is connected to the second pump through a pipeline, and a filling port is provided on the cleaning box on one side of the second pump.

[0009] Furthermore, a plurality of heating protrusions of annular structures are arranged at intervals from top to bottom on the inner wall of the asphalt storage tank, and a heating coil is arranged inside the heating protrusions.

[0010] The beneficial effects of the utility model are:

[0011] The utility model cooperates with a fixed seat, a first accommodating groove, a second accommodating groove, a supporting foot, a supporting column, an annular slide rail, a knob, and a screw rod. By turning the knob, the screw rod can be driven to rotate, and the screw rod is driven to be threadedly connected with the fixed seat and the supporting foot, or separated from them, so that the supporting column and the supporting foot can be removed from the opening of the fixed seat, and then the asphalt storage tank can be removed from the base. The asphalt storage tank consists of an upper shell, a lower shell and a connecting assembly, and the upper and lower shells can be disassembled and separated, which is convenient for the staff to clean the inner wall of the asphalt storage tank comprehensively without dead ends, and is not troubled by components and space, so that the later maintenance is more convenient and the cleaning is more efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The foregoing and other objects, features and advantages of the present invention will become apparent from the following detailed description in conjunction with the accompanying drawings.

[0013] Figure 1 It is a front view of the utility model.

[0014] Figure 2 for Figure 1 A schematic diagram of the enlarged structure.

[0015] Figure 3 This is a cross-sectional view of an asphalt storage tank of the utility model.

[0016] Wherein: 1. base; 2. asphalt storage tank; 201. support column; 202. support foot; 203. upper shell; 204. lower shell; 205. upper connection part; 206. lower connection part; 207. placement groove; 208. sealing gasket; 3. fixing seat; 301. first accommodating groove; 302. second accommodating groove; 4. annular slide rail; 5. screw; 6. knob; 7. top cover; 8. rotating shaft; 9. stirring blade; 10. motor; 11. spraying device; 12. first electromagnetic control valve; 13. first pump; 14. cleaning box; 1401. filling port; 15. second pump; 16. second electromagnetic control valve; 17. third electromagnetic control valve; 18. heating protrusion; 19. heating coil. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] Reference Figure 1-3As shown, the asphalt spreader with heating function includes a base 1 and an asphalt storage tank 2 arranged on the base 1. A plurality of fixing seats 3 are evenly arranged on the upper surface of the base 1. The fixing seats 3 are used to fix and limit the asphalt storage tank 2. Support columns 201 are evenly arranged at the bottom of the asphalt storage tank 2. Support legs 202 are arranged at the bottom of the support columns 201. A first receiving groove 301 matching the support column 201 and a second receiving groove 302 matching the support leg 202 are opened on the fixing seat 3. The second receiving groove 302 is located at the first receiving groove 301. The first receiving groove 301 is below the second receiving groove 302 and is connected to each other. The inner diameter of the first receiving groove 301 is smaller than the inner diameter of the second receiving groove 302. When fixed, the support foot 202 is inside the second receiving groove 302, and the support column 301 is inside the first receiving groove 301. The first receiving groove 301 is smaller than the second receiving groove 302, so that the fixing seat 3 can effectively limit the asphalt storage tank 2 in the vertical direction to prevent shaking due to vibration and bumps. The front end of the fixing seat 3 is provided with a support foot 202 and a support column 201 for entering the second receiving groove 302 and the first receiving groove 302. 01, the support foot 202 and the support column 201 move into or out of the first accommodating groove 301 and the second accommodating groove 302 from the opening, annular rails 4 are symmetrically arranged on both sides of the first accommodating groove 301, a screw 5 is arranged inside the annular rail 4, one end of the screw 5 passes through the annular rail 4, the fixing seat 3 is threadedly connected with the support foot 202, a knob 6 is rotatably arranged on the annular rail 4, and an annular groove matching the annular rail 4 is opened on the knob 6, so that the knob 6 can stably rotate on the annular rail 4, and the other end of the screw 5 passes through The annular slide rail 4 is threadedly connected to the knob 6. Since the screw rod 5 is threadedly connected to the knob 6, the screw rod 5 can be driven to move up and down by turning the knob 6, so that it can be threadedly connected to the fixing seat 3 and the supporting foot 202, or separated from them, so that the supporting column 201 and the supporting foot 202 can be removed from the fixing seat 3, and then the asphalt storage tank 2 can be removed from the base 1. The staff can directly replace the new asphalt storage tank 2 and clean the asphalt storage tank 2 after use. It is not limited by components and space, and cleaning and maintenance are more convenient and efficient.

[0019] The asphalt storage tank 2 is composed of an upper shell 203, a lower shell 204 and a connecting assembly. The upper shell 203 is detachably connected to the lower shell 204 through the connecting assembly. The asphalt storage tank 2 can be separated into the upper shell 203 and the lower shell 204, which is convenient for the staff to clean the inner wall of the asphalt storage tank 2 comprehensively without dead corners, making maintenance more convenient and efficient.

[0020] The connecting assembly includes an upper connecting portion 205 arranged at the bottom end of the outer surface of the upper shell 203, and a lower connecting portion 206 arranged at the top end of the outer surface of the lower shell 204. The bottom end of the upper connecting portion 205 is in conflict with the top end of the lower connecting portion 206, and a connection is formed by bolts. A placement groove 207 with an annular structure is provided at the connection between the upper connecting portion 205 and the lower connecting portion 206. A sealing gasket 208 is provided in the placement groove 207. Through the cooperation of the placement groove 207 and the sealing gasket 208, a seal is formed at the connection between the upper shell 203 and the lower shell 204.

[0021] A top cover 7 is detachably provided at the top of the upper shell 203, and an external thread is provided on the top cover 7. A matching internal thread is provided at the connection between the upper shell 203 and the top cover 7. The top cover 7 is threadedly connected to the upper shell 203. A rotating shaft 8 is provided inside the asphalt storage tank 2, and a plurality of stirring blades 9 are arranged at intervals from top to bottom on the outer surface of the rotating shaft 8. A motor 10 is provided at the top of the top cover 7, and the top end of the rotating shaft 8 passes through the top cover 7 and is connected to the driving end of the motor 10. The motor 10 drives the rotating shaft 8 and the stirring blades 9 to rotate, thereby driving the asphalt to flow in the tank body, driving the asphalt to contact the heating protrusion 18, heating the asphalt evenly, and preventing it from precipitating.

[0022] A spraying device 11 is provided on one side of the base 1, a first electromagnetic control valve 12 is provided on the side of the asphalt storage tank 2 close to the spraying device 11, a first pump 13 is provided on the upper surface of the base 1, one end of the first pump 13 is connected with the first electromagnetic control valve 12 through a pipeline, and the other end is connected with the spraying device 11 through a pipeline. The first electromagnetic control valve 12, the first pump 13 and the spraying device 11 are all connected with the controller and the power supply mechanism on the spreader. When the first electromagnetic control valve 12 is opened, the first pump 13 sends the asphalt to the spraying device 11 to spray the asphalt on the road surface. The spraying device 11 is a prior art and will not be described in detail here.

[0023] A cleaning box 14 is provided on one side of the asphalt storage tank 2. Clean water can be stored inside the cleaning box 14. A second pump 15 connected to the cleaning box 14 is provided on the top of the cleaning box 14. A second electromagnetic control valve 16 is provided on the top of the asphalt storage tank 2 near the cleaning box 14. A third electromagnetic control valve 17 is provided on the bottom of the asphalt storage tank 2. The second electromagnetic control valve 16 is connected to the second pump 15 through a pipeline. A filling port 1401 is provided on the cleaning box 14 on one side of the second pump 15. The second pump 15, the second electromagnetic control valve 16, and the third electromagnetic control valve 17 are all connected to the controller and the power supply mechanism of the spreader. When the asphalt storage tank 2 is used, After the completion of the cleaning, the second electromagnetic control valve 16 can be opened, and the second pump 15 sends the clean water in the cleaning box 14 into the asphalt storage tank 2 through the second electromagnetic control valve 16. The rotating shaft 8 and the stirring blade 9 drive the clean water to clean the asphalt storage tank 2 first. The third electromagnetic control valve 17 can be connected to the sewage collection equipment to discharge the cleaned sewage in the asphalt storage tank 2. The staff will then disassemble the asphalt storage tank 2 from the fixing seat 3 for detailed cleaning and maintenance. The first electromagnetic control valve 12, the second electromagnetic control valve 16, and the third electromagnetic control valve 17 can be opened or closed separately as needed to spray asphalt or clean the asphalt storage tank 2 and the spraying device 11.

[0024] The inner wall of the asphalt storage tank 2 is provided with a plurality of heating protrusions 18 of annular structure at intervals from top to bottom. A heating coil 19 is provided inside the heating protrusion 18. The heating coil 19 and the motor 8 are also connected to the controller and the power supply mechanism of the spreader. The heating coil 19 heats the heating protrusion 18 to continuously heat the asphalt in the asphalt storage tank 2 to prevent condensation.

[0025] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. An asphalt spreader with a heating function, comprising a base (1) and an asphalt storage tank (2) arranged on the base (1), characterized in that: A plurality of fixing seats (3) are evenly arranged on the upper surface of the base (1); support columns (201) are evenly arranged at the bottom end of the asphalt storage tank (2); a supporting foot (202) is arranged at the bottom end of the supporting column (201); a first receiving groove (301) matching the supporting column (201) and a second receiving groove (302) matching the supporting foot (202) are provided on the fixing seat (3); the second receiving groove (302) is located below the first receiving groove (301) and is interconnected; the inner diameter of the first receiving groove (301) is smaller than the inner diameter of the second receiving groove (302); a groove for the supporting foot (202) and the supporting column (201) to enter is provided at the front end of the fixing seat (3); The second accommodating groove (302) and the opening inside the first accommodating groove (301), the first accommodating groove (301) is symmetrically provided with annular slide rails (4) on both sides, and a screw rod (5) is provided inside the annular slide rail (4), one end of the screw rod (5) passes through the annular slide rail (4), the fixing seat (3) and the support foot (202) are threadedly connected, a knob (6) is rotatably provided on the annular slide rail (4), and the other end of the screw rod (5) passes through the annular slide rail (4) and is threadedly connected to the knob (6), the asphalt storage tank (2) is composed of an upper shell (203), a lower shell (204) and a connecting assembly, and the upper shell (203) is detachably connected to the lower shell (204) through the connecting assembly.

2. The asphalt spreader with heating function according to claim 1, characterized in that: The connection assembly comprises an upper connection part (205) arranged at the bottom end of the outer surface of the upper shell (203), and a lower connection part (206) arranged at the top end of the outer surface of the lower shell (204), the bottom end of the upper connection part (205) abuts against the top end of the lower connection part (206), and is connected by bolts, and a placement groove (207) with an annular structure is provided at the connection between the upper connection part (205) and the lower connection part (206), and a sealing gasket (208) is provided in the placement groove (207).

3. The asphalt spreader with heating function according to claim 1, characterized in that: The top of the upper shell (203) is detachably provided with a top cover (7), the interior of the asphalt storage tank (2) is provided with a rotating shaft (8), the outer surface of the rotating shaft (8) is provided with a plurality of stirring blades (9) arranged at intervals from top to bottom, the top of the top cover (7) is provided with a motor (10), and the top of the rotating shaft (8) passes through the top cover (7) and is connected to the driving end of the motor (10).

4. The asphalt spreader with heating function according to claim 1, characterized in that: A spraying device (11) is arranged on one side of the base (1), a first electromagnetic control valve (12) is arranged on a side of the asphalt storage tank (2) close to the spraying device (11), and a first pump (13) is arranged on the upper surface of the base (1), one end of the first pump (13) is connected to the first electromagnetic control valve (12) through a pipeline, and the other end of the first pump (13) is connected to the spraying device (11) through a pipeline.

5. The asphalt spreader with heating function according to claim 1, characterized in that: A cleaning box (14) is arranged on one side of the asphalt storage tank (2); a second pump (15) connected to the cleaning box (14) is arranged at the top of the cleaning box (14); a second electromagnetic control valve (16) is arranged at the top of the asphalt storage tank (2) on the side close to the cleaning box (14); a third electromagnetic control valve (17) is arranged at the bottom of the asphalt storage tank (2); the second electromagnetic control valve (16) is connected to the second pump (15) through a pipeline; and a filling port (1401) is arranged on the cleaning box (14) on the side of the second pump (15).

6. The asphalt spreader with heating function according to claim 1, characterized in that: The inner wall of the asphalt storage tank (2) is provided with a plurality of heating protrusions (18) of annular structure at intervals from top to bottom, and a heating coil (19) is provided inside the heating protrusion (18).

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