CN215940121U

CN215940121U - Preparation device for waste brick and tile expansion mortar

Info

Publication number: CN215940121U
Application number: CN202023091940.6U
Authority: CN
Inventors: 李建勇
Original assignee: Beijing Union Green Technology Group Co ltd
Current assignee: Beijing Union Green Technology Group Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2022-03-04
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to a preparation device of waste brick and tile expansion mortar, and belongs to the technical field of engineering construction. Comprises a machine body, a crushing disc, a rotating shaft, a motor and a crushing plate; the machine body is divided into a crushing cavity, a material temporary storage cavity and a stirring cavity through a crushing plate and a temporary storage material bearing plate; the machine body in be equipped with the pivot, from the top down is equipped with locating plate, crushing dish, stirring vane in proper order in the pivot, locating plate, crushing dish are located crushing cavity, stirring vane is located stirring cavity, is equipped with the breaker between crushing dish and the locating plate. Waste bricks and tiles are crushed and then mixed with auxiliary materials to prepare expanded cement for recycling, so that the pollution of construction waste to the environment is reduced, and the resource waste is reduced; through with breakage, smashing, stirring integration in an organic whole, it is more convenient to use, simultaneously, the downward effort that receives breaker plate and stirring vane offsets with the effort that makes progress that crushing dish received through the pivot, reduces crushing dish volume and quality, reduction device cost of manufacture.

Description

Preparation device for waste brick and tile expansion mortar

Technical Field

The utility model belongs to the technical field of engineering construction, and particularly relates to a preparation device of waste brick and tile expansion mortar.

Background

With the continuous acceleration of the urbanization process of China, the continuous deepening of new rural construction work, the transformation of old villages and the successive expansion of new village construction work, a large number of houses in cities and countries are disassembled, and the abandoned property of broken tiles generated by the disassembly of the houses is increased unprecedentedly. At present, most houses with brick-concrete structures in houses dismantled in China are provided, the demolition waste mainly comprises broken bricks and tiles, the quantity of the sintering brick-tile waste is estimated to be 30% -50% of the total construction waste at first, however, most of the construction waste is not treated at all and is transported to the outskirts or the periphery of cities for simple landfill or open-air storage, which wastes land and resources and pollutes the environment. Therefore, the resource utilization of the tile waste is a problem to be solved.

At present, broken bricks and tiles are crushed into 'recycled aggregate' by a method for recycling waste bricks and tiles, and the 'recycled aggregate' is used for preparing medium-low-strength concrete, manufacturing expansion mortar and the like, so that the problem of difficult treatment of a large amount of broken bricks and tiles and negative influence on the environment caused by the difficult treatment can be solved, and meanwhile, a large amount of garbage cleaning and transporting cost and treatment cost are saved. However, the existing equipment does not have equipment specially used for processing the problem, so different persons can adopt different related equipment to make the combined expanded mortar, the number of the equipment is large, and the use is inconvenient.

Disclosure of Invention

In order to solve the problems, the utility model provides a device for preparing waste brick and tile expansion mortar. The waste bricks and tiles are crushed and then mixed with the auxiliary materials to prepare the expansive cement for recycling, so that the pollution of construction waste to the environment is reduced, and the resource waste is reduced; through with breakage, smashing, stirring integration in an organic whole, it is more convenient to use, simultaneously, the downward effort that receives breaker plate and stirring vane offsets with the effort that makes progress that crushing dish received through the pivot, reduces crushing dish volume and quality, reduction device cost of manufacture.

In order to achieve the purpose, the utility model is implemented according to the following technical scheme:

the preparation device of the waste brick and tile expansion mortar comprises a machine body, a crushing disc, a rotating shaft, a motor and a crushing plate; the top of the machine body is provided with a feeding hole, the bottom of the machine body is provided with a discharging hole, and the machine body is divided into a crushing cavity, a material temporary storage cavity and a stirring cavity through a crushing plate and a temporary storage material bearing plate; the machine body is internally provided with a rotating shaft which penetrates through the crushing cavity, the material temporary storage cavity and the stirring cavity, one end of the rotating shaft is connected with a motor arranged on the machine body, the rotating shaft is provided with a crushing disc and a positioning plate which are positioned in the crushing cavity, a detachable crushing plate is obliquely arranged between the crushing disc and the positioning plate, the crushing plate is provided with detachable movable crushing teeth, the movable crushing teeth are gradually reduced from top to bottom, the inner side surface of the machine body is provided with fixed crushing teeth which are matched with the movable crushing teeth for use, and the fixed crushing teeth are gradually reduced from top to bottom; a crushing blanking port is arranged in the middle of the crushing plate, and a crushing cavity is arranged between the crushing plate and the crushing disc; the temporary storage material bearing plate is provided with a closable temporary storage material blanking port; the rotating shaft is provided with a spiral stirring blade positioned in the stirring cavity; the side of the machine body is provided with an auxiliary material hopper which is communicated with the stirring cavity.

Further, the crushing plate set up around smashing the even interval of dish circumferencial direction, the top and the locating plate of crushing plate are articulated, the crushing plate bottom is equipped with the fixture block, smash to be equipped with on the dish with fixture block assorted draw-in groove II, smash to coil and go up threaded connection and be used for withstanding the supporting screw of crushing plate bottom.

Preferably, the crushing plate is provided with a clamping groove I, and the movable crushing teeth are arranged in the clamping groove I.

Preferably, the fixed crushing teeth are connected with the inner wall of the machine body in a clamping manner.

Further, the temporary storage material bearing plate comprises a fixed plate and a movable plate, the fixed plate is fixedly connected with the machine body, the movable plate is connected to the lower portion of the fixed plate in a clamped mode, and a temporary storage material blanking port matched with the fixed plate in size is formed in the fixed plate and the movable plate.

Furthermore, a water spraying nozzle is arranged on the top surface of the crushing cavity.

Preferably, the rotating shaft is provided with a rotating stirring rod positioned below the stirring blades, and the inner wall of the machine body is provided with a fixed stirring rod matched with the stirring rod for use.

Preferably, the inner wall of the machine body is provided with a spiral material guiding strip which is positioned in the stirring cavity, and the rotating direction of the material guiding strip is opposite to that of the stirring blade.

The utility model has the beneficial effects that:

the waste bricks and tiles are crushed and then mixed with the auxiliary materials to prepare the expansive cement for recycling, so that the pollution of construction waste to the environment is reduced, and the resource waste is reduced; through with breakage, smashing, stirring integration in an organic whole, it is more convenient to use, simultaneously, the downward effort that receives breaker plate and stirring vane offsets with the effort that makes progress that crushing dish received through the pivot, reduces crushing dish volume and quality, reduction device cost of manufacture.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic perspective view of a crushing portion of the present invention;

FIG. 3 is a schematic perspective view of a stationary plate according to the present invention;

FIG. 4 is a perspective view of a movable plate according to the present invention;

FIG. 5 is a perspective view of the movable crushing tooth of the present invention;

in the figure 1-5, 1-machine body, 1-1 feeding hole, 1-2 discharging hole, 1-3 crushing cavity, 1-4 material temporary storage cavity, 1-5 stirring cavity, 2-rotating shaft, 3-motor, 4-crushing plate, 4-1 positioning plate, 4-2 movable crushing tooth, 4-3 clamping groove I, 4-4 fixed crushing tooth, 4-5 clamping block, 4-6 supporting screw, 4-7 clamping groove II, 5-crushing plate, 5-1 crushing cavity, 5-2 crushing blanking hole, 5-3 crushing disc, 6-material bearing plate, 6-1 temporary storage blanking hole, 6-2 fixed plate, 6-3 movable plate, 7-stirring blade, 7-1 rotating stirring rod, 7-2 fixed stirring rod, 7-3 stirring rod, 7-3 of a material guide strip, 8-of a water spray nozzle and 9-of an auxiliary material hopper.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to facilitate understanding of the skilled person.

As shown in fig. 1-5, the device for preparing the waste expanded brick and tile mortar comprises a machine body 1, a crushing disc 5-3, a rotating shaft 2, a motor 3 and a crushing plate 4; the top of the machine body 1 is provided with a feed inlet 1-1, and the feed inlet 1-1 is used for guiding materials such as waste bricks and tiles, expansion mortar auxiliary materials, water and the like into the machine body 1 to manufacture the expansion mortar. The bottom of the machine body 1 is provided with a discharge port 1-2, and the discharge port 1-2 is used for guiding the expansion mortar prepared in the machine body 1 out of the machine body 1. The machine body 1 is divided into a crushing cavity 1-3, a material temporary storage cavity 1-4 and a stirring cavity 1-5 by a crushing plate 5 and a temporary storage material bearing plate 6, the crushing plate 5 and the temporary storage material bearing plate 6 are horizontally arranged, the crushing plate 5 is positioned above the temporary storage material bearing plate 6 and both are connected with the machine body 1 in a welding mode, the cavity inside the machine body 1 is sequentially divided into the crushing cavity 1-3, the material temporary storage cavity 1-4 and the stirring cavity 1-5 from top to bottom, after the material is introduced into the machine body 1 from a feed inlet 1-1, the material is firstly crushed in the crushing cavity 1-3 to obtain fine particle materials meeting the use requirement of expansion mortar, then the material enters the material temporary storage cavity 1-4 for temporary storage, and when the quantity of the material reaches a certain quantity, the material, the auxiliary material and water are simultaneously put into the stirring cavity 1-5 for stirring and mixing, obtaining the expansion mortar, and finally outputting the expansion mortar from a discharge port 1-2. Through setting up the material cavity of keeping in 1-4, keep in the not enough material of material volume in the cavity of keeping in 1-4, drop into the stirring cavity 1-5 again after satisfying the use quantity and stir, effectively reduce motor 3 load, simultaneously, be favorable to the broken efficiency of balancing unit to abandonment brick and tile and stir efficiency to material and auxiliary material, the device uses and the debugging is more convenient.

The machine body 1 is internally provided with a rotating shaft 2 which penetrates through the crushing cavities 1-3, the material temporary storage cavities 1-4 and the stirring cavities 1-5, one end of the rotating shaft 2 is connected with a motor 3 arranged on the machine body 1, the motor 3 is connected with an external power supply and arranged at the top of the machine body 1, and the motor 3 is electrified to rotate to drive the rotating shaft 2 to rotate. A reduction gearbox is arranged between the motor 3 and the rotating shaft 2, so that the load of the motor 3 is reduced, the output torque is increased, the power of the motor 3 is reduced, and the manufacturing cost of the device is reduced.

The rotating shaft 2 is provided with a crushing disk 5-3 and a positioning plate 4-1 which are positioned in the crushing cavity 1-3, preferably, the crushing disk 5-3 and the positioning plate 4-1 are both connected with the rotating shaft 2 in a welding mode or connected with the rotating shaft 2 in a key connection mode, the positioning plate 4-1 is positioned above the crushing disk 5-3, and a small gap exists between the positioning plate 4-1 and the inner top surface of the machine body 1, so that the positioning plate 4-1 cannot rub against the inner top surface of the machine body 1 when rotating, the service lives of the machine body 1 and the positioning plate 4-1 are prolonged, the thrown waste tiles cannot enter between the positioning plate 4-1 and the inner top surface of the machine body 1, the positioning plate 4-1 rotates more smoothly, and the abrasion of the positioning plate 4-1 is reduced. Detachable crushing plates 4 are obliquely arranged between the crushing disc 5-3 and the positioning plate 4-1, 4 crushing plates 4 are arranged, the tops of the crushing plates all incline towards the inner side, the crushing plates are uniformly arranged around the crushing disc 5-3 in the circumferential direction at intervals, the crushing plates 4, the crushing disc 5-3 and the positioning plate 4-1 form a truncated cone-shaped crushing roller, a crushing cavity which is gradually reduced from top to bottom is formed between the crushing plates 4 and the inner side wall of the machine body 1, so that the multistage crushing effect is formed on bricks and tiles passing through the crushing cavities 1-3, the crushing efficiency and the crushing fineness are effectively improved, waste bricks and tiles of different sizes can be directly and simultaneously crushed, and the use is more convenient. The top of the crushing plate 4 is hinged with the positioning plate 4-1, the bottom of the crushing plate 4 is provided with a clamping block 4-5, the crushing disc 5-3 is provided with a clamping groove II4-7 matched with the clamping block 4-5, the crushing disc 5-3 is in threaded connection with a supporting screw rod 4-6 used for supporting the bottom of the crushing plate 4, the clamping blocks 4-5 are positioned on the left side and the right side of the bottom of the crushing plate 4, and the radial positioning of the crushing plate 4 is formed through the clamping blocks 4-5 and a hinged shaft at the top of the crushing plate 4, so that the crushing plate 4 can synchronously rotate along with the crushing disc 5-3 and the positioning plate 4-1. The supporting screw rods 4-6 are in threaded connection with the crushing discs 5-3, and the locking nuts are arranged on the supporting screw rods 4-6, so that the supporting screw rods 4-6 and the crushing discs 5-3 are firmly connected, the gap between the bottom of the crushing plate 4 and the side face of the machine body 1 is adjusted by adjusting the distance of the supporting screw rods 4-6 protruding out of the crushing discs 5-3, and the size of material particles obtained after crushing is adjusted, so that the time of retention of the material between the crushing cavities 1-3 and the crushing cavities 1-3 is balanced (when more bricks are used, the material hardness is higher, the material needs to be crushed into smaller particles, when more bricks are used, the material texture is slightly soft and can be crushed into slightly larger particles), and the device can be used under different material conditions.

The crushing plate 4 is provided with detachable movable crushing teeth 4-2, the crushing plate 4 is provided with a clamping groove I4-3, the movable crushing teeth 4-2 are arranged in the clamping groove I4-3, the movable crushing teeth 4-2 are gradually reduced from top to bottom, the clamping groove I4-3 is arranged along the length direction of the crushing plate 4, the clamping groove I4-3 is sealed at the bottom of the crushing plate 4, the top of the crushing plate 4 penetrates through the crushing plate 4, the crushing teeth are composed of a mounting plate matched with the clamping groove I4-3 and conical teeth, the mounting plate is used for mounting and fixing the crushing teeth, the teeth are used for crushing materials, when the movable crushing teeth 4-2 are mounted, the movable crushing teeth 4-2 are placed into the clamping groove I4-3 from the top of the clamping groove I4-3 until the inside of the clamping groove I4-3 is filled, and the movable crushing teeth 4-2 are convenient to install and replace. The movable crushing teeth 4-2 are arranged to be gradually reduced from top to bottom, so that the large movable crushing teeth 4-2 are used for crushing large blocks of materials correspondingly, the small movable crushing teeth 4-2 are used for crushing small blocks of materials correspondingly, and the obtained materials are more uniform; after the larger movable crushing teeth 4-2 are abraded, the movable crushing teeth can be directly used as the smaller movable crushing teeth 4-2, and the maintenance cost of the movable crushing teeth 4-2 is effectively reduced. The inner side surface of the machine body 1 is clamped with fixed crushing teeth 4-4 matched with the movable crushing teeth 4-2 for use, the fixed crushing teeth 4-4 are gradually reduced from top to bottom, the installation form of the fixed crushing teeth 4-4 is the same as that of the movable crushing teeth 4-2, materials are crushed through relative movement between the fixed crushing teeth 4-4 and the movable crushing teeth 4-2, and the crushing efficiency of waste bricks and tiles is effectively improved.

The middle part of the crushing plate 5 is provided with a crushing blanking port 5-2, a crushing cavity 5-1 is arranged between the crushing plate 5 and the crushing disc 5-3, the top surface of the crushing plate 5 and the bottom surface of the crushing disc 5-3 are conical, and materials falling onto the crushing plate 5 can automatically approach to the middle and enter the crushing cavity 1-3 for crushing. Irregular patterns are arranged on the top surface of the crushing plate 5, so that the friction between the materials and the crushing plate 5 is effectively increased, and the crushing efficiency is improved; the bottom surface of the crushing disc 5-3 is provided with spiral stripes, when the materials are crushed in the crushing cavity 1-3, the materials are driven to gather to the middle through the spiral stripes, so that the materials are ground to obtain granular materials which accord with the use specification and size of the expansion mortar, and qualified materials fall into the material temporary storage cavity 1-4 through the crushing blanking port 5-2 to wait for subsequent stirring processing.

The temporary storage material loading plate 6 is provided with a closable temporary storage material blanking port 6-1, the temporary storage material loading plate 6 comprises a fixed plate 6-2 and a movable plate 6-3, the fixed plate 6-2 is fixedly connected with the machine body 1 and serves as a main loading plate, the movable plate 6-3 is clamped below the fixed plate 6-2, namely a sinking groove matched with the outer circumference of the movable plate 6-3 is formed in the inner side surface of the machine body 1, a sliding block is arranged on the movable plate 6-3, a sliding groove matched with the sliding block is formed in the fixed plate 6-2, connection between the fixed plate 6-2 and the movable plate 6-3 is achieved, the movable plate 6-3 can freely rotate, and a handle penetrating through the machine body 1 is welded on the movable plate 6-3 and used for rotating the movable plate 6-3. The fixed plate 6-2 and the movable plate 6-3 are provided with temporary storage material blanking ports 6-1 with the matched sizes, and the temporary storage material blanking ports 6-1 on the fixed plate 6-2 and the movable plate 6-3 are overlapped or staggered with each other by rotating the movable plate 6-3, so that the temporary storage material blanking ports 6-1 are opened and closed.

The rotating shaft 2 is provided with a spiral stirring blade 7 positioned in the stirring cavity 1-5, and when the rotating shaft 2 rotates, the stirring blade 7 is driven to rotate to stir materials from bottom to top, so that various materials are uniformly mixed. The spiral material guiding strips 7-3 located in the stirring cavities 1-5 are arranged on the inner wall of the machine body 1, the rotating direction of the material guiding strips 7-3 is opposite to that of the stirring blades 7, when the stirring blades 7 rotate, the mixed materials in the stirring cavities 1-5 are driven to rotate in the same direction, the material on the inner side wall of the machine body 1 is pressed close to the material guiding strips 7-3 downwards, downward material flow is formed in the stirring cavities 1-5, and therefore materials with edges moving downwards and materials with middle materials moving upwards are formed in the stirring cavities 1-5, and the stirring efficiency of the materials is effectively improved. The rotating shaft 2 is provided with a rotating stirring rod 7-1 positioned below the stirring blade 7, the inner wall of the machine body 1 is provided with a fixed stirring rod 7-2 matched with the stirring rod for use, the rotating stirring rod 7-1 is fixed on the rotating shaft 2 in a welding mode, when the rotating shaft 2 rotates, the rotating stirring rod 7-1 is driven to rotate, shearing is formed between the rotating stirring rod 7-1 and the fixed stirring rod 7-2, blocky materials are crushed, and the mixing speed of different materials is accelerated; when discharging, the rotary stirring rod 7-1 can sweep the expansion mortar in the stirring cavity 1-5 into the discharge port 1-2, so that the discharging is more thorough, and meanwhile, shearing is formed between the rotary stirring rod 7-1 and the fixed stirring rod 7-2, so that the phenomenon that the discharged material contains blocky expansion mortar is avoided, and the quality of the expansion mortar is improved.

Be equipped with watering shower nozzle 8 on broken cavity top face, watering shower nozzle 8 and outside water piping connection, continuously to smashing cavity 1-3 interior watering through watering shower nozzle 8 during the device operation, can effectively reduce the production of dust when carrying out the breakage to abandonment brick and tile, pollution abatement, the hydroenergy that sprays can directly be used for the mixing water of inflation mortar, can not cause the waste of water resource, and simultaneously, the watering can improve the mobility of material between crushing dish 5-3 and crushing plate 5, avoids the emergence of the putty condition.

The side of the machine body 1 is provided with an auxiliary material feeding hopper 9, the auxiliary material feeding hopper 9 is communicated with the stirring cavity 1-5, auxiliary materials of the expansion mortar are directly added into the stirring cavity 1-5 through the auxiliary material feeding hopper 9, the auxiliary materials do not pass through the crushing cavity 1-3, the load of the motor 3 is reduced, energy is saved, and the use cost of the device is reduced.

The working process of the utility model is as follows: the motor 3 is electrified to rotate to drive the rotating shaft 2 to rotate, the rotating shaft 2 drives the crushing plate 4, the crushing disc 5-3 and the stirring blade 7 to rotate, waste bricks and tiles are firstly crushed between the inner side wall of the crushing plate 4 and the inner side wall of the machine body 1 in the guide-in machine body 1 from the feed inlet 1-1, massive waste bricks and tiles are crushed into small waste bricks and tiles, then the small waste bricks and tiles enter the crushing disc 5-3 and the crushing plate 5 to be crushed into fine sand, and the sand enters the material temporary storage cavity 1-4 through the crushing blanking port 5-2 to be stored.

When the quantity of materials in the temporary storage cavity 1-4 reaches the required quantity, rotating the movable plate 6-3 to enable the materials in the temporary storage cavity 1-4 to fall into the stirring cavity 1-5, then rotating the movable plate 6-3, closing the temporary storage blanking port 6-1, introducing the auxiliary materials of the expansion mortar into the stirring cavity 1-5 through the auxiliary material feeding hopper 9, uniformly stirring and mixing the sand materials and the auxiliary materials through the rotating stirring blades 7 to obtain the expansion mortar, and finally leading out the expansion mortar through the discharge port 1-2.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, while the utility model has been described in detail with reference to the foregoing preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the utility model as defined by the appended claims; the size of the attached figure is irrelevant to the specific real object, and the size of the real object can be changed at will.

Claims

1. The utility model provides an abandonment brick and tile inflation mortar preparation facilities which characterized in that: the device for preparing the waste brick and tile expansion mortar comprises a machine body (1), a crushing disc (5-3), a rotating shaft (2), a motor (3) and a crushing plate (4); the top of the machine body (1) is provided with a feeding hole (1-1), the bottom of the machine body (1) is provided with a discharging hole (1-2), and the machine body (1) is internally divided into a crushing cavity (1-3), a material temporary storage cavity (1-4) and a stirring cavity (1-5) through a crushing plate (5) and a temporary storage material bearing plate (6); a rotating shaft (2) penetrating through the crushing cavity (1-3), the material temporary storage cavity (1-4) and the stirring cavity (1-5) is arranged in the machine body (1), one end of the rotating shaft (2) is connected with a motor (3) arranged on the machine body (1), a crushing disc (5-3) and a positioning plate (4-1) which are positioned in the crushing cavity (1-3) are arranged on the rotating shaft (2), a detachable crushing plate (4) is obliquely arranged between the crushing disc (5-3) and the positioning plate (4-1), detachable movable crushing teeth (4-2) are arranged on the crushing plate (4), the movable crushing teeth (4-2) are gradually reduced from top to bottom, fixed crushing teeth (4-4) matched with the movable crushing teeth (4-2) are arranged on the inner side surface of the machine body (1), the fixed crushing teeth (4-4) are gradually reduced from top to bottom; a crushing blanking port (5-2) is arranged in the middle of the crushing plate (5), and a crushing cavity (5-1) is arranged between the crushing plate (5) and the crushing disc (5-3); a temporary storage material blanking port (6-1) which can be closed is arranged on the temporary storage material bearing plate (6); the rotating shaft (2) is provided with a spiral stirring blade (7) positioned in the stirring cavity (1-5); the side of the machine body (1) is provided with an auxiliary material feeding hopper (9), and the auxiliary material feeding hopper (9) is communicated with the stirring cavity (1-5).

2. The apparatus for preparing expansion mortar for waste bricks and tiles according to claim 1, wherein: the crushing plate (4) is uniformly arranged around the crushing disc (5-3) at intervals in the circumferential direction, the top of the crushing plate (4) is hinged to the positioning plate (4-1), the bottom of the crushing plate (4) is provided with a clamping block (4-5), the crushing disc (5-3) is provided with a clamping groove II (4-7) matched with the clamping block (4-5), and the crushing disc (5-3) is in threaded connection with a supporting screw rod (4-6) used for supporting the bottom of the crushing plate (4).

3. The apparatus for preparing expansion mortar for waste tiles according to claim 1 or 2, wherein: the crushing plate (4) is provided with a clamping groove I (4-3), and the movable crushing teeth (4-2) are arranged in the clamping groove I (4-3).

4. The apparatus for preparing expansion mortar for waste bricks and tiles according to claim 3, wherein: the fixed crushing teeth (4-4) are connected with the inner wall of the machine body (1) in a clamping manner.

5. The apparatus for preparing expansion mortar for waste tiles according to claim 1, 2 or 4, wherein: the temporary storage material bearing plate (6) comprises a fixed plate (6-2) and a movable plate (6-3), the fixed plate (6-2) is fixedly connected with the machine body (1), the movable plate (6-3) is clamped below the fixed plate (6-2), and temporary storage material blanking ports 6-1 with the sizes matched with each other are arranged on the fixed plate (6-2) and the movable plate (6-3).

6. The apparatus for preparing expansion mortar for waste tiles according to claim 1, 2 or 4, wherein: the stirring machine is characterized in that a rotary stirring rod (7-1) positioned below the stirring blade (7) is arranged on the rotating shaft (2), and a fixed stirring rod (7-2) matched with the stirring rod for use is arranged on the inner wall of the machine body (1).

7. The apparatus for preparing expansion mortar for waste bricks and tiles according to claim 6, wherein: the inner wall of the machine body (1) is provided with a spiral material guiding strip (7-3) positioned in the stirring cavity (1-5), and the rotating direction of the material guiding strip (7-3) is opposite to the rotating direction of the stirring blade (7).