Raw material crusher for mortar preparation

Abstract

The utility model discloses a raw material crusher for mortar preparation, which comprises a working tank and a jacket, and the jacket is mounted at the outer end of the working tank; the protective shell is arranged at the outer end of the jacket in a sleeving manner, a mounting shell is mounted at the upper end of the working tank, a first motor is mounted in the mounting shell, an outer stirring rod is connected to the left end of the first motor, an inner stirring rod is arranged in the outer stirring rod, and a second motor is connected to the upper end of the inner stirring rod; an auxiliary block is mounted at the lower end of the outer stirring rod, a feeding port is formed in the left end of the mounting shell, and a cover plate is mounted at the upper end of the feeding port; and the filter screen is mounted at the lower end of the auxiliary block. The raw material crusher for mortar preparation adopts two-way stirring, so that raw materials are quickly and uniformly crushed and mixed, unsatisfactory crushing results caused by overlarge slurry density are avoided, the slurry is prevented from being hung on the wall, the utilization rate of the raw materials is increased, and the filter screen is conveniently prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of raw material crushers for mortar preparation, in particular to a raw material crusher for mortar preparation. Background Art

[0002] The raw material crusher for mortar preparation refers to a mechanical equipment used to physically mix cement, sand and gravel aggregates and water in a certain proportion and mix them into mortar mixture. This type of machinery is mainly composed of a mixing drum, feeding and unloading mechanisms, water supply system, prime mover, transmission mechanism, frame and supporting device.

[0003] A circulating crusher for dry-mixed mortar provided by announcement number CN 115338009 B includes a crushing box, a feed hopper is symmetrically installed on the top wall of the crushing box, a polymerization hopper is installed below the feed hopper in cooperation with the crushing box, rotating gears are symmetrically installed in the polymerization hopper, and two rotating gears are meshed; a circulating box is provided on the outer wall of the crushing box, a circulating motor is provided on the outer bottom wall of the circulating box, a circulating motor output shaft is connected to a circulating shaft, and a circulating spiral blade is installed on the circulating shaft. The present invention feeds the material through the feed hopper, and by starting the rotating gear, the two rotating gears are meshed, thereby achieving the crushing of the material, and by starting the circulating motor, the circulating shaft rotates, the circulating spiral blades rotate, and then the material is fed into the feed hopper through the conveying pipe.

[0004] The above-mentioned prior art solutions have the following defects: the raw material crusher for mortar preparation cannot quickly and evenly crush the mixed raw materials, the excessive slurry density easily leads to unsatisfactory crushing results, the slurry sticking to the wall results in low raw material utilization, and the filter screen is easily clogged. Therefore, the utility model provides a raw material crusher for mortar preparation to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a raw material crusher for mortar preparation, so as to solve the problems proposed in the above-mentioned background technology that the raw material crusher for mortar preparation cannot quickly and evenly crush the mixed raw materials, the slurry density is too large, which easily leads to unsatisfactory crushing results, the slurry sticking to the wall makes the raw material utilization rate low, and the filter screen is easily blocked.

[0006] To achieve the above object, the utility model provides the following technical solution: a raw material crusher for mortar preparation, comprising a working tank and a jacket, wherein the jacket is installed at the outer end of the working tank;

[0007] Also includes:

[0008] A protective shell is sleeved on the outer end of the jacket, a mounting shell is installed on the upper end of the working tank, a first motor is installed inside the mounting shell, an outer stirring rod is connected to the left end of the first motor, an inner stirring rod is arranged inside the outer stirring rod, and a second motor is connected to the upper end of the inner stirring rod, an auxiliary block is installed at the lower end of the outer stirring rod, a feed port is arranged at the left end of the mounting shell, and a cover plate is installed at the upper end of the feed port;

[0009] A filter screen is installed at the lower end of the auxiliary block, the upper end of the filter screen is connected to a cover plate, the lower end of the filter screen is provided with an arc-shaped driving block, and the left end of the arc-shaped driving block is connected to a third motor, the lower end of the arc-shaped driving block is provided with a discharge port, and an electromagnet is installed outside the discharge port.

[0010] Preferably, four protective shells are arranged at equal intervals at the lower end of the jacket, a water inlet is arranged at the left end of the jacket, and a water outlet is arranged at the lower end of the jacket.

[0011] Preferably, the outer stirring rod is sleeved on the outer end of the inner stirring rod, and the upper end of the outer stirring rod is connected to the first motor in a meshing manner.

[0012] Preferably, the inner stirring rod passes through the interior of the outer stirring rod, and the upper end of the inner stirring rod is connected to the first motor in a meshing manner.

[0013] Preferably, the lower surface of the cover plate is connected to the feed opening by a snap-fit ​​method, and the cover plate forms a rotating structure at the upper end of the feed opening.

[0014] Preferably, the lower end of the filter screen is connected to the arc-shaped driving block in a fitting manner, and three arc-shaped driving blocks are arranged at equal intervals at the lower end of the filter screen.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the raw material crusher for mortar preparation adopts bidirectional stirring to facilitate rapid and uniform crushing of mixed raw materials, avoids unsatisfactory crushing results due to excessive slurry density, avoids slurry hanging on the wall, improves raw material utilization, and facilitates preventing filter screen from being blocked;

[0016] 1. A first motor, an inner stirring rod and an outer stirring rod are provided. The left end of the first motor engages with the outer stirring rod to rotate clockwise, while the second motor engages with the inner stirring rod to rotate counterclockwise. The relative rotation directions facilitate rapid and uniform crushing of the mixed raw materials, avoiding unsatisfactory crushing results due to excessive slurry density;

[0017] 2. A working tank and an external stirring rod are provided. The outer surface of the external stirring rod is fitted with the inside of the working tank, which is convenient for continuously scraping and stirring the slurry on the inner wall of the working tank, avoiding the slurry from hanging on the wall and improving the utilization rate of raw materials;

[0018] 3. A cover plate, a filter screen and an arc-shaped driving block are provided. The arc-shaped driving block will knock on the filter screen during rotation. The cover plate linked to the upper end of the filter screen will amplify the knocking frequency, causing the filter screen to vibrate up and down to avoid clogging of the filter screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0022] Figure 4 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0023] Figure 5 For this utility model Figure 1 Enlarged schematic diagram of the structure at point B in the middle.

[0024] In the figure: 1. working tank; 2. jacket; 3. protective shell; 4. mounting shell; 5. first motor; 6. outer stirring rod; 7. second motor; 8. inner stirring rod; 9. auxiliary block; 10. inlet; 11. cover plate; 12. filter screen; 13. arc driving block; 14. third motor; 15. outlet; 16. electromagnet. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-5 The utility model provides a technical solution: a raw material crusher for mortar preparation, including a working tank 1, a jacket 2, a protective shell 3, a mounting shell 4, a first motor 5, an outer stirring rod 6, a second motor 7, an inner stirring rod 8, an auxiliary block 9, a feed inlet 10, a cover plate 11, a filter screen 12, an arc driving block 13, a third motor 14, a discharge port 15, and an electromagnet 16.

[0027] A protective shell 3 is sleeved on the outer end of the jacket 2, a mounting shell 4 is installed on the upper end of the working tank 1, and a first motor 5 is installed inside the mounting shell 4, and an outer stirring rod 6 is connected to the left end of the first motor 5, an inner stirring rod 8 is arranged inside the outer stirring rod 6, and a second motor 7 is connected to the upper end of the inner stirring rod 8, an auxiliary block 9 is installed at the lower end of the outer stirring rod 6, a feed port 10 is arranged at the left end of the mounting shell 4, and a cover plate 11 is installed at the upper end of the feed port 10;

[0028] The filter screen 12 is installed at the lower end of the auxiliary block 9, the upper end of the filter screen 12 is connected to the cover plate 11, and the lower end of the filter screen 12 is provided with an arc driving block 13, and the left end of the arc driving block 13 is connected to a third motor 14, the lower end of the arc driving block 13 is provided with a discharge port 15, and the outside of the discharge port 15 is installed with an electromagnet 16.

[0029] like Figure 1 , Figure 2 and Figure 4 As shown, four protective shells 3 are evenly spaced at the lower end of the jacket 2, and a water inlet end is provided at the left end of the jacket 2, and a water outlet end is provided at the lower end of the jacket 2, the outer stirring rod 6 is sleeved on the outer end of the inner stirring rod 8, and the upper end of the outer stirring rod 6 is connected to the first motor 5 in a meshing manner, the inner stirring rod 8 runs through the inside of the outer stirring rod 6, and the upper end of the inner stirring rod 8 is connected to the first motor 5 in a meshing manner, the lower surface of the cover plate 11 is connected to the feed port 10 in a snap-fit ​​manner, and the cover plate 11 forms a rotating structure at the upper end of the feed port 10. When using the mortar crusher, the cover plate 11 can be first opened, and then the mortar crusher to be crushed can be opened. The crushed raw materials and water are poured into the device from the feed inlet 10, and the device is tightly covered. The first motor 5 and the second motor 7 are started at the same time. The left end of the first motor 5 engages with the outer stirring rod 6 to rotate clockwise, while the second motor 7 engages with the inner stirring rod 8 to rotate counterclockwise. The relative rotation directions are convenient for quickly and evenly crushing the mixed raw materials to avoid unsatisfactory crushing results due to excessive slurry density. The outer surface of the outer stirring rod 6 is fitted with the inside of the working tank 1, which is convenient for continuously scraping and stirring the slurry on the inner wall of the working tank 1 to avoid slurry hanging on the wall and improve the utilization rate of the raw materials. The setting of the jacket 2 is convenient for injecting hot gas into it, thereby increasing the internal temperature of the working tank 1 and accelerating the mixing progress.

[0030] like Figure 1 , Figure 3 and Figure 5As shown, the lower end of the filter screen 12 is connected to the arc driving block 13 in a fitting manner, and three arc driving blocks 13 are arranged at equal intervals at the lower end of the filter screen 12. The slurry with qualified crushing degree will flow downward to the lower half cavity of the working tank 1 through the filter screen 12, and the incompletely crushed slurry will be intercepted at the upper end of the filter screen 12. At this time, the third motor 14 is started, so that the right end of the third motor 14 drives the arc driving block 13 to rotate, and the arc driving block 13 will knock on the filter screen 12 during the rotation process, and the cover plate 11 linked to the upper end of the filter screen 12 will amplify the knocking frequency, so that the filter screen 12 vibrates up and down, so that the large pieces of raw materials at the upper end are separated and mixed into the upper end raw material slurry and re-stirred to avoid clogging the filter screen 12. Finally, the electromagnet 16 is turned on, so that the qualified raw material slurry can be poured out from the discharge port 15 and can be used directly.

[0031] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0032] 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. A raw material crusher for preparing mortar, comprising a working tank (1) and a jacket (2), wherein the jacket (2) is mounted on the outer end of the working tank (1); It is characterized in that Also includes: A protective shell (3) is sleeved on the outer end of the jacket (2); a mounting shell (4) is mounted on the upper end of the working tank (1); a first motor (5) is mounted inside the mounting shell (4); an outer stirring rod (6) is connected to the left end of the first motor (5); an inner stirring rod (8) is arranged inside the outer stirring rod (6); a second motor (7) is connected to the upper end of the inner stirring rod (8); an auxiliary block (9) is mounted on the lower end of the outer stirring rod (6); a feed port (10) is arranged on the left end of the mounting shell (4); a cover plate (11) is mounted on the upper end of the feed port (10); A filter screen (12) is mounted at the lower end of the auxiliary block (9); the upper end of the filter screen (12) is connected to a cover plate (11); the lower end of the filter screen (12) is provided with an arc-shaped driving block (13); the left end of the arc-shaped driving block (13) is connected to a third motor (14); the lower end of the arc-shaped driving block (13) is provided with a discharge port (15); and an electromagnet (16) is installed outside the discharge port (15).

2. A raw material crusher for mortar preparation according to claim 1, characterized in that: Four protective shells (3) are arranged at equal intervals at the lower end of the jacket (2), a water inlet is arranged at the left end of the jacket (2), and a water outlet is arranged at the lower end of the jacket (2).

3. A raw material crusher for mortar preparation according to claim 1, characterized in that: The outer stirring rod (6) is sleeved on the outer end of the inner stirring rod (8), and the upper end of the outer stirring rod (6) is connected to the first motor (5) in a meshing manner.

4. A raw material crusher for mortar preparation according to claim 1, characterized in that: The inner stirring rod (8) passes through the interior of the outer stirring rod (6), and the upper end of the inner stirring rod (8) is connected to the first motor (5) in a meshing manner.

5. A raw material crusher for mortar preparation according to claim 1, characterized in that: The lower surface of the cover plate (11) is connected to the feed opening (10) by means of a snap-fit ​​method, and the cover plate (11) forms a rotating structure at the upper end of the feed opening (10).

6. A raw material crusher for mortar preparation according to claim 1, characterized in that: The lower end of the filter screen (12) is connected to the arc-shaped driving block (13) in a fitting manner, and three arc-shaped driving blocks (13) are arranged at equal intervals at the lower end of the filter screen (12).

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