Device for spraying cement paste on paving edge of road base cement stabilized macadam

Abstract

The utility model relates to the technical field of mechanical engineering, and discloses a device for spraying cement paste on the paving edge of road base cement stabilized macadam, which comprises a stirring barrel, a supporting plate is arranged on the inner surface of the stirring barrel, a stirring motor is arranged on the upper surface of the supporting plate, and the output end of the stirring motor penetrates through the supporting plate and extends towards the lower end. A cleaning structure is arranged in the stirring barrel and comprises a cleaning scraper, a connecting rod, a sliding block, a spring, a column body and a rotating shaft, the rotating shaft is mounted at the output end of the stirring motor, and the column body is arranged on the outer surface of the rotating shaft. The stirring motor and the cleaning structure are used in cooperation, the rotating shaft, the column body and the connecting rod can make full contact with cement paste, meanwhile, the cleaning scraper scrapes off the cement paste adhering to the inner surface of the stirring barrel, the good cleaning effect is achieved, and the stirring efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical engineering, in particular to a device for spraying cement slurry on the edge of cement-stabilized crushed stone paving at a road base. Background Art

[0002] At present, cement stabilized gravel base is an important semi-rigid base structure. As cement stabilized gravel base has abundant raw materials, simple construction process and stable quality, more than 80% of expressways, ordinary roads and urban roads in my country currently choose cement stabilized gravel as semi-rigid base. The Technical Specifications for Pavement Construction of Highways and Urban Roads stipulate that cement slurry should be spread between the cement stabilized gravel base and the subbase, and between the cement stabilized gravel upper base and the lower base to strengthen the interlayer connection.

[0003] The utility model patent application document with publication number "CN209211214U" discloses a mobile mud spraying device, which is mainly composed of a tricycle, a cement slurry stirring device, a generator, a cement slurry delivery pipeline, a control valve and a flat cement slurry nozzle. The technical solution has a simple structure, is convenient for transporting and spraying cement slurry, improves work efficiency, and is also convenient for spraying cement slurry to a smaller angle of the construction road surface, thereby improving the quality of the construction road surface.

[0004] The slurry spraying device disclosed in the above document has the following defects: when the engine stirs the cement slurry in the cement slurry box, a small amount of cement slurry may stick to the inner surface of the cement slurry box, resulting in the need for staff to clean the inner surface of the cement slurry box later, which is less practical. Utility Model Content

[0005] The utility model aims to provide a device for spraying cement slurry on the edge of cement-stabilized crushed stone paving of a road base, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model discloses a device for spraying cement slurry on the edge of cement-stabilized gravel paving of a road base, comprising a mixing barrel, a supporting plate being provided on the inner surface of the mixing barrel, a mixing motor being installed on the upper surface of the supporting plate, an output end of the mixing motor passing through the supporting plate and extending to the lower end, a cleaning structure being provided inside the mixing barrel, the cleaning structure comprising a cleaning scraper, a connecting rod, a sliding block, a spring, a column and a rotating shaft, a rotating shaft being provided on the outer surface of the rotating shaft, a column being fixed in four and evenly distributed, a cavity being opened inside the column, a spring being installed inside the cavity, a sliding block being provided at the other end of the spring, a connecting rod being provided at one end of the sliding block away from the spring, one end of the connecting rod passing through the column and extending outward, a cleaning scraper being provided between the two connecting rods, and one end of the cleaning scraper being in contact with the inner surface of the mixing barrel.

[0008] Furthermore, a supporting structure is provided on the lower surface of the mixing barrel, a discharge pipe is provided on the outer surface of the mixing barrel, a guide rod is provided inside the mixing barrel, one end of the guide rod extends to the inside of the discharge pipe, the other end of the guide rod penetrates the mixing barrel and extends outward, a spiral blade is provided on the outer surface of the guide rod, a drive motor is installed on the outer surface of the mixing barrel, and a guide rod is installed on the output end of the drive motor.

[0009] Further, the supporting structure includes a base plate, a first mounting block, a first sliding rod, a first locking bolt, a second mounting block, a second sliding rod and a second locking bolt, a first mounting block is provided at one end of the base plate, the first mounting block is fixed into two and symmetrically arranged, the first mounting block is internally slidably connected to the first sliding rod, a second mounting block is provided at one end of the first sliding rod, the second mounting block is internally slidably connected to the second sliding rod, the outer surface of the first mounting block is threadedly connected to the first locking bolt, the outer surface of the second mounting block is threadedly connected to the second locking bolt, the outer surface of the first locking bolt abuts against the outer surface of the first sliding rod, and the outer surface of the second locking bolt abuts against the outer surface of the second sliding rod.

[0010] Furthermore, one end of the first sliding rod and the second sliding rod are both provided with external threads, and the first sliding rod and the second sliding rod are both threadedly connected to the limit block via the external threads.

[0011] Furthermore, a discharge hopper is installed at one end of the second slide bar away from the limiting block, and a feed pipe is provided at one end of the discharge hopper.

[0012] Furthermore, a feeding pipe is installed on the outer surface of the discharge pipe, and a feeding pipe is installed on the other end of the feeding pipe.

[0013] The utility model has the following beneficial effects:

[0014] (1) The utility model uses a stirring motor and a cleaning structure in combination, so that the rotating shaft, the column and the connecting rod can fully contact with the cement slurry. At the same time, the cleaning scraper scrapes off the cement slurry sticky on the inner surface of the stirring barrel, achieving a better cleaning effect and improving the stirring efficiency.

[0015] (2) The utility model can adjust the length and angle of the discharge hopper through the coordinated use of the first slide bar, the first locking bolt, the second slide bar and the second locking bolt, and is suitable for a variety of scenarios, thus achieving good practicality.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a cross-sectional view of the mixing barrel and cleaning structure of the utility model;

[0020] Figure 3 This is an exploded view of the cleaning structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the support structure of the utility model;

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] In the figure: 1. mixing barrel; 101. support plate; 102. discharge pipe; 2. mixing motor; 3. cleaning structure; 301. cleaning scraper; 302. connecting rod; 303. slider; 304. spring; 305. column; 306. rotating shaft; 4. supporting structure; 401. bottom plate; 402. first mounting block; 403. first slide bar; 404. first locking bolt; 405. second mounting block; 406. second slide bar; 407. second locking bolt; 5. guide rod; 501. spiral blade; 6. driving motor; 7. limit block; 8. discharge hopper; 9. conveying pipe. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1 - Figure 4 As shown, the utility model is a device for spraying cement slurry on the edge of cement-stabilized gravel paving of a road base, comprising a mixing barrel 1, a support plate 101 is provided on the inner surface of the mixing barrel 1, a mixing motor 2 is installed on the upper surface of the support plate 101, an output end of the mixing motor 2 passes through the support plate 101 and extends to the lower end, a cleaning structure 3 is arranged inside the mixing barrel 1, the cleaning structure 3 comprises a cleaning scraper 301, a connecting rod 302, a slider 303, a spring 304, a column 305 and a rotating shaft 306, and the output end of the mixing motor 2 is arranged A rotating shaft 306 is provided, and a column 305 is provided on the outer surface of the rotating shaft 306. The column 305 is fixed in four and evenly distributed. A cavity is opened inside the column 305, and a spring 304 is installed inside the cavity. A slider 303 is provided at the other end of the spring 304. A connecting rod 302 is provided at the end of the slider 303 away from the spring 304. One end of the connecting rod 302 passes through the column 305 and extends outward. A cleaning scraper 301 is provided between the two connecting rods 302, and one end of the cleaning scraper 301 abuts against the inner surface of the mixing barrel 1.

[0026] A supporting structure 4 is provided on the lower surface of the mixing barrel 1, a discharge pipe 102 is provided on the outer surface of the mixing barrel 1, a guide rod 5 is provided inside the mixing barrel 1, one end of the guide rod 5 extends to the inside of the discharge pipe 102, the other end of the guide rod 5 penetrates the mixing barrel 1 and extends outward, a spiral blade 501 is provided on the outer surface of the guide rod 5, a drive motor 6 is installed on the outer surface of the mixing barrel 1, and the guide rod 5 is installed on the output end of the drive motor 6.

[0027] The supporting structure 4 includes a base plate 401, a first mounting block 402, a first slide bar 403, a first locking bolt 404, a second mounting block 405, a second slide bar 406 and a second locking bolt 407. A first mounting block 402 is provided at one end of the base plate 401. The first mounting block 402 is fixed in two and symmetrically arranged. The first slide bar 403 is slidably connected inside the first mounting block 402. A second mounting block 405 is provided at one end of the first slide bar 403. The second mounting block 405 is slidably connected inside the second slide bar 406. The first locking bolt 404 is threadedly connected to the outer surface of the first mounting block 402. The second locking bolt 407 is threadedly connected to the outer surface of the second mounting block 405. The outer surface of the first locking bolt 404 is abutted against the outer surface of the first slide bar 403. The outer surface of the second locking bolt 407 is abutted against the outer surface of the second slide bar 406.

[0028] One end of the first slide bar 403 and the second slide bar 406 are both provided with external threads, and the first slide bar 403 and the second slide bar 406 are both threadedly connected to the limit block 7 through the external threads.

[0029] A discharge hopper 8 is installed at one end of the second slide bar 406 away from the limiting block 7, and a feed pipe is provided at one end of the discharge hopper 8.

[0030] A feeding pipe 9 is installed on the outer surface of the discharge pipe 102 , and a feeding pipe is installed on the other end of the feeding pipe 9 .

[0031] When in use, first pour the prepared cement slurry into the mixing barrel 1, then turn on the mixing motor 2, the output end of the mixing motor 2 drives the rotating shaft 306 to rotate, and then the rotating shaft 306 drives the column 305, the connecting rod 302 and the cleaning scraper 301 to rotate, the cleaning scraper 301 scrapes the cement slurry on the inner surface of the mixing barrel 1 to prevent the cement slurry from sticking to the inner surface of the mixing barrel 1, the column 305 and the connecting rod 302 rotate, and the cement slurry inside the mixing barrel 1 can be fully stirred, and at the same time, the driving motor 6 is turned on, and the output end of the driving motor 6 drives the guide The guide rod 5 rotates, and the spiral blade 501 pushes the cement slurry into the discharge pipe 102. After the cement slurry enters the discharge pipe 102, it flows into the discharge hopper 8 through the conveying pipe 9 and the feeding pipe, and then flows to the outside through the discharge hopper 8. The first locking bolt 404 and the second locking bolt 407 can be removed by rotating the first locking bolt 404 and the second locking bolt 407 clockwise, and then the length and angle of the first sliding bar 403 and the second sliding bar 406 can be adjusted, so that the discharge hopper 8 can be convenient for spraying the ground in different scenes.

[0032] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A device for spraying cement slurry on the edge of cement-stabilized gravel paving on a road base, comprising a mixing barrel (1), characterized in that: The inner surface of the stirring barrel (1) is provided with a support plate (101), the upper surface of the support plate (101) is provided with a stirring motor (2), the output end of the stirring motor (2) passes through the support plate (101) and extends toward the lower end, and the interior of the stirring barrel (1) is provided with a cleaning structure (3); The cleaning structure (3) comprises a cleaning scraper (301), a connecting rod (302), a slider (303), a spring (304), a column (305) and a rotating shaft (306); the output end of the stirring motor (2) is provided with a rotating shaft (306); the outer surface of the rotating shaft (306) is provided with a column (305); the column (305) is fixed in four numbers and evenly distributed; a cavity is provided inside the column (305); a spring (304) is installed inside the cavity; a slider (303) is provided at the other end of the spring (304); a connecting rod (302) is provided at one end of the slider (303) away from the spring (304); one end of the connecting rod (302) passes through the column (305) and extends outward; a cleaning scraper (301) is provided between the two connecting rods (302); one end of the cleaning scraper (301) abuts against the inner surface of the stirring barrel (1).

2. The device for spraying cement slurry on the edge of cement-stabilized gravel paving of road base according to claim 1, characterized in that: A support structure (4) is provided on the lower surface of the mixing barrel (1), a discharge pipe (102) is provided on the outer surface of the mixing barrel (1), a guide rod (5) is provided inside the mixing barrel (1), one end of the guide rod (5) extends to the inside of the discharge pipe (102), the other end of the guide rod (5) penetrates the mixing barrel (1) and extends outward, a spiral blade (501) is provided on the outer surface of the guide rod (5), and a drive motor (6) is installed on the outer surface of the mixing barrel (1), and the guide rod (5) is installed at the output end of the drive motor (6).

3. The device for spraying cement slurry on the edge of cement-stabilized gravel paving of road base according to claim 2, characterized in that: The support structure (4) comprises a base plate (401), a first mounting block (402), a first slide bar (403), a first locking bolt (404), a second mounting block (405), a second slide bar (406) and a second locking bolt (407); one end of the base plate (401) is provided with a first mounting block (402); the first mounting blocks (402) are fixed in two and symmetrically arranged; the first mounting block (402) is internally slidably connected to the first slide bar (403); one end of the first slide bar (403) is provided with a A second mounting block (405) is provided, the interior of the second mounting block (405) is slidably connected to a second slide bar (406), the outer surface of the first mounting block (402) is threadedly connected to a first locking bolt (404), the outer surface of the second mounting block (405) is threadedly connected to a second locking bolt (407), the outer surface of the first locking bolt (404) is in contact with the outer surface of the first slide bar (403), and the outer surface of the second locking bolt (407) is in contact with the outer surface of the second slide bar (406).

4. The device for spraying cement slurry on the edge of cement-stabilized gravel paving of road base according to claim 3, characterized in that: One end of the first sliding rod (403) and the second sliding rod (406) are both provided with external threads, and the first sliding rod (403) and the second sliding rod (406) are both threadedly connected to the limit block (7) via the external threads.

5. The device for spraying cement slurry on the edge of cement-stabilized gravel paving of road base according to claim 4, characterized in that: A discharge hopper (8) is installed at one end of the second sliding rod (406) away from the limiting block (7), and a feed pipe is provided at one end of the discharge hopper (8).

6. The device for spraying cement slurry on the edge of cement-stabilized gravel paving of road base according to claim 2, characterized in that: A material delivery pipe (9) is installed on the outer surface of the discharge pipe (102), and a material feed pipe is installed on the other end of the material delivery pipe (9).

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