Building waste recovery device for green building

Abstract

The utility model discloses a construction waste recovery device for green buildings in the technical field of green construction waste treatment, which comprises a support frame, a dustproof mechanism is arranged on the left side of the support frame, and a crushing mechanism is arranged above the dustproof mechanism. The construction waste recycling device for the green building is composed of the supporting frame, the dustproof mechanism, the smashing mechanism and the conveying belt, the dustproof mechanism adopts a double dust suction structure and a dust collection structure, the double dust suction structure adopts a rapid negative pressure dust suction mode, dust in smashed sundries discharged from the interior of a cylinder grinding machine body can be rapidly sucked into a dust collection bin, and the dust collection efficiency is improved. The dust collecting structure is arranged on the base and matched with the filter screen, dust particles can be blocked, the dust particles are collected again through the dust collecting structure, then finer dust is collected, and the part of dust can be recycled; and the crushing mechanism crushes and grinds the construction waste by virtue of a plurality of steel balls, so that the construction waste can be quickly treated.

Description

Technical Field

[0001] The utility model relates to the technical field of green building waste treatment, in particular to a building waste recycling device for green buildings. Background Art

[0002] Green building refers to the comprehensive consideration and effective use of resources and energy throughout the entire life cycle of building design, construction, operation, maintenance and demolition to reduce the negative impact on the environment and resources, provide healthy, comfortable and efficient living and working space, and maximize the harmonious coexistence of people and the natural environment; construction waste refers to various types of waste generated during the construction, demolition, decoration and repair processes, including waste bricks, waste concrete, waste mortar, waste wood, waste steel, waste plastics, waste glass and other materials. These wastes usually come from the building itself, construction sites and other related facilities. Construction waste has the characteristics of large volume, many types and high difficulty in handling. If it is not properly handled, it will cause serious pollution to the environment, such as occupying land resources, polluting soil and groundwater, and affecting the appearance of the city. Therefore, effective classification, collection, transportation and treatment of construction waste to achieve resource utilization, reduction and harmlessness are of great significance to promoting the development of green buildings and circular economy.

[0003] The patent document with the patent authorization announcement number CN212143909U discloses a construction waste recycling and processing device for green building construction, which "includes a base fixed to the ground and two hydraulic cylinders and a first support plate placed on the ground, the top outer wall of the base is connected to a telescopic rod through a universal ball structure, and the top of the telescopic rod is connected to an aggregate grading and screening mechanism through a universal ball structure. The utility model is provided with an improved belt conveyor mechanism, which can convey construction waste to a crusher for crushing, and can recycle metal in the construction waste before crushing, thereby improving utilization efficiency and avoiding damage to the crusher by metal. Compared with the traditional In the form of electromagnetic metal sorting, only permanent magnetic rollers and metal recovery boxes are added to the traditional belt conveyor to complete the metal screening, which reduces the complexity of the structure and greatly reduces the manufacturing cost, installation cost and maintenance cost. Based on the search of the above patents and the green construction waste treatment operation in the prior art, it is found that in the process of green construction waste treatment, concrete blocks, bricks or mortar need to be crushed and the crushed sand and gravel need to be recycled. However, a large amount of dust will be generated when the crushed sand and gravel are dumped. The dust will cover the working environment and greatly pollute the working environment and even pose a threat to the health of the workers.

[0004] Based on this, the utility model designs a construction waste recycling device for green buildings to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a construction waste recycling device for green buildings to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a construction waste recycling device for green building, comprising a support frame, a conveyor belt is installed at the lower end of the support frame, a dust prevention mechanism is arranged on the left side of the support frame, and a crushing mechanism is arranged above the dust prevention mechanism, the dust prevention mechanism comprises a dust accumulation bin, a dust lowering pipe, a dust collection bin, a first dust extraction pipe, a second dust extraction pipe and a discharge pipe, the upper end of the dust accumulation bin is fixedly connected with the dust lowering pipe, the upper end of the dust lowering pipe is fixedly connected with the dust collection bin, the right end of the dust collection bin is fixedly connected with the first dust extraction pipe, the lower end of the first dust extraction pipe is fixedly connected with the second dust extraction pipe, and the right ends of the first dust extraction pipe and the second dust extraction pipe are fixedly connected with the discharge pipe, the crushing mechanism comprises a cylindrical grinding body, an inner bin, a hydraulic rod and a cover plate body, the outer wall of the cylindrical grinding body is provided with an inner bin, a hydraulic rod is fixedly installed inside the inner bin, a transmission end of the hydraulic rod is fixedly connected with the cover plate body, and the cover plate body is slidably installed inside the inner bin.

[0007] Optionally, the dust-proof mechanism further includes a bin door body, a filter screen, a centrifugal fan, a body bracket, a servo motor and an air outlet duct, and the front end of the dust accumulation bin is hingedly connected with the bin door body.

[0008] Optionally, a filter is plugged into the left end of the dust collecting bin, and a centrifugal fan is arranged on the left side of the filter.

[0009] Optionally, a body bracket is fixedly mounted on the lower end of the centrifugal fan, a servo motor is fixedly mounted on the body bracket, a driving end of the servo motor is connected to the centrifugal fan, and an air outlet duct is fixedly connected to the front end of the centrifugal fan.

[0010] Optionally, the pulverizing mechanism further includes a motor bracket, a driving motor, a driving turntable, a transmission belt, a bearing bracket, a bearing ring and a steel ball, and the motor bracket is fixedly mounted on the right end of the supporting frame.

[0011] Optionally, a driving motor is fixedly mounted on the upper end of the motor bracket, a driving turntable is fixedly mounted on the transmission end of the driving motor, and a transmission belt is arranged on the outer side of the driving turntable.

[0012] Optionally, the transmission belt extends to the outer wall of the cylindrical grinding machine body, and bearing frames are fixedly installed at both the front and rear ends of the support frame, and a bearing ring is installed inside the bearing frame.

[0013] Optionally, the cylindrical grinding machine body is located on a bearing ring, steel balls are arranged inside the cylindrical grinding machine body, and a plurality of the steel balls are located inside the cylindrical grinding machine body.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. In the utility model, a dust-proof mechanism is provided. The dust-proof mechanism adopts a dual dust extraction structure and a dust collection structure. The dual dust extraction structure adopts a rapid negative pressure dust extraction method, which can quickly extract the dust in the crushed debris discharged from the cylindrical grinding body into the dust collection bin, and cooperate with the filter screen to block the dust particles. The dust collection structure collects the dust particles again, and then collects finer dust. This part of the dust can also be used for recycling; the dust-proof mechanism not only effectively extracts the dust in the garbage disposal operation, effectively avoids dust pollution to the environment, but also can increase the recovery amount of dust particles.

[0016] 2. In the utility model, a crushing mechanism is provided, which adopts a crushing structure and a cover control structure. The crushing structure crushes and grinds the construction waste with the help of multiple steel balls, and can quickly process the construction waste. The cover control structure automatically controls the position of the cover body with the help of a hydraulic rod, which is convenient for quickly releasing the crushed construction waste after the crushing operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model in a three-dimensional front view;

[0018] Figure 2 It is a schematic structural diagram of the utility model in a plane front view;

[0019] Figure 3 It is a schematic diagram of the structure of the utility model in a three-dimensional top view;

[0020] Figure 4 It is a schematic diagram of the structure of the utility model from a plan view;

[0021] Figure 5 The structure of the utility model is shown in a three-dimensional cutaway view. Figure 1 ;

[0022] Figure 6 The structure of the utility model is shown in a three-dimensional cutaway view. Figure 2 ;

[0023] Figure 7 The structure of the utility model is shown in a three-dimensional cutaway view. Figure 3 .

[0024] In the figure: 1. Support frame; 2. Dust-proof mechanism; 201. Dust accumulation bin; 202. Bin door; 203. Dust discharge duct; 204. Dust collection bin; 205. Filter; 206. Centrifugal fan; 207. Body bracket; 208. Servo motor; 209. Air outlet duct; 210. First dust extraction duct; 211. Second dust extraction duct; 212. Feeding pipe; 3. Crushing mechanism; 301. Motor bracket; 302. Driving motor; 303. Driving turntable; 304. Transmission belt; 305. Bearing frame; 306. Bearing ring; 307. Cylinder grinding body; 308. Steel ball; 309. Inner bin; 310. Hydraulic rod; 311. Cover plate; 4. Conveyor belt. DETAILED DESCRIPTION

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] 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.

[0028] See also Figures 1 to 7In an embodiment of the utility model, a construction waste recycling device for green buildings includes a support frame 1, a conveyor belt 4 is installed at the lower end of the support frame 1, a dust prevention mechanism 2 is arranged on the left side of the support frame 1, and a crushing mechanism 3 is arranged above the dust prevention mechanism 2, the dust prevention mechanism 2 includes a dust accumulation bin 201, a dust lowering pipe 203, a dust collection bin 204, a first dust extraction pipe 210, a second dust extraction pipe 211 and a discharge pipe 212, the upper end of the dust accumulation bin 201 is fixedly connected with the dust lowering pipe 203, the upper end of the dust lowering pipe 203 is fixedly connected with the dust collection bin 204, the right end of the dust collection bin 204 is fixedly connected with the first dust extraction pipe 210, the lower end of the first dust extraction pipe 210 is fixedly connected with the second dust extraction pipe 211, and the first dust extraction pipe 210 is fixedly connected with the second dust extraction pipe 211. The right ends of the first dust extraction duct 210 and the second dust extraction duct 211 are fixedly connected with a feed pipe 212. The dust prevention mechanism 2 also includes a bin door body 202, a filter screen 205, a centrifugal fan 206, a body bracket 207, a servo motor 208 and an air outlet duct 209. The front end of the dust accumulation bin 201 is hinged with the bin door body 202, and the left end of the dust collection bin 204 is plugged with a filter screen 205. The left side of the filter screen 205 is provided with a centrifugal fan 206. The lower end of the centrifugal fan 206 is fixedly installed with a body bracket 207, and the body bracket 207 is fixedly installed with a servo motor 208. The transmission end of the servo motor 208 is connected to the centrifugal fan 206, and the front end of the centrifugal fan 206 is fixedly connected with the air outlet duct 209.

[0029] See also Figure 3 , Figure 6 and Figure 7 Initially, the dust prevention mechanism 2 adopts a dual dust extraction structure and a dust collection structure. The dust extraction structure is a dust collection bin 204, a centrifugal fan 206, a body bracket 207, a servo motor 208, an air outlet duct 209, a first dust extraction duct 210, a second dust extraction duct 211 and a discharge pipe 212. The dust collection structure is a dust accumulation bin 201, a bin door body 202, a dust discharge duct 203 and a filter 205. Before activation, the servo motor 208 needs to be connected to the power supply and the control terminal in advance. It is necessary to ensure in advance that there is no debris on the filter 205 so that dust can be filtered normally. When activated, start the servo motor 208 to start the dust collection. The servo motor 208 quickly starts the centrifugal fan 206, and uses the centrifugal fan 206 to extract the gas in the dust collection bin 204, the first dust extraction pipe 210 and the second dust extraction pipe 211 to achieve a negative pressure effect. At this time, the dust and dust on the material in the discharge pipe 212 will be pumped into the first dust extraction pipe 210 and the second dust extraction pipe 211 and reach the dust collection bin 204. Under the blocking effect of the filter 205, the dust and some particles will pass through the dust discharge pipe 203 and enter the dust accumulation bin 201. The dust prevention mechanism 2 extracts the dust and also recovers some dust and dust particles.

[0030] The dust-proof mechanism 2 adopts a dual dust extraction structure and a dust collection structure. The dual dust extraction structure adopts a rapid negative pressure dust extraction method, which can quickly extract the dust in the crushed debris discharged from the cylindrical grinding body 307 into the dust collection bin 204, and cooperate with the filter screen 205 to block the dust particles. The dust collection structure collects the dust particles again, and then collects more fine dust, which can also be used for recycling. The dust-proof mechanism 2 not only effectively extracts the dust in the garbage disposal operation, effectively avoiding dust pollution of the environment, but also can increase the recovery of dust particles.

[0031] The pulverizing mechanism 3 includes a cylindrical grinding body 307, an inner bin 309, a hydraulic rod 310 and a cover body 311. The outer wall of the cylindrical grinding body 307 is provided with an inner bin 309. The inner bin 309 is fixedly installed with a hydraulic rod 310. The transmission end of the hydraulic rod 310 is fixedly connected with the cover body 311. The cover body 311 is slidably installed in the inner bin 309. The pulverizing mechanism 3 also includes a motor bracket 301, a driving motor 302, a driving turntable 303, a driving belt 304, a bearing bracket 305, a bearing ring 306 and a steel ball 308. The right end of the support frame 1 is fixedly installed with a motor bracket 301, a driving motor 302 is fixedly installed on the upper end of the motor bracket 301, a driving turntable 303 is fixedly installed on the transmission end of the driving motor 302, a driving belt 304 is arranged on the outer side of the driving turntable 303, the driving belt 304 extends to the outer wall of the cylindrical grinding machine body 307, a bearing frame 305 is fixedly installed on both the front and rear ends of the support frame 1, a bearing ring 306 is installed inside the bearing frame 305, the cylindrical grinding machine body 307 is located on the bearing ring 306, a steel ball 308 is arranged inside the cylindrical grinding machine body 307, and a plurality of steel balls 308 are located inside the cylindrical grinding machine body 307;

[0032] See also Figure 5 and Figure 7The crushing mechanism 3 adopts a crushing structure and a control cover structure. The crushing structure is a motor bracket 301, a driving motor 302, a driving turntable 303, a transmission belt 304, a bearing frame 305, a bearing ring 306, a cylindrical grinding body 307 and a steel ball 308; the control cover structure is an inner bin 309, a hydraulic rod 310 and a cover plate body 311. Before activation, the driving motor 302 and the hydraulic rod 310 need to be connected to the power and the control terminal in advance. When activated, the construction waste to be processed is filled into the cylindrical grinding body 307 in advance, and the driving motor 302 is started to drive the driving The turntable 303 and the transmission belt 304 drive the cylindrical grinding machine body 307 to rotate rapidly. During the rotation process, multiple steel balls 308 continuously hit and impact the construction waste, thereby achieving the effect of crushing the construction waste. After the crushing operation of the construction waste is completed, the cover control structure is activated, and the hydraulic rod 310 is started to pull the cover plate body 311, so that the cylindrical grinding machine body 307 is connected with the discharge pipe 212. At this time, the crushed construction waste in the cylindrical grinding machine body 307 will fall onto the conveyor belt 4 through the discharge pipe 212. At the same time, the dust prevention mechanism 2 sucks away the dust under negative pressure;

[0033] The crushing mechanism 3 adopts a crushing structure and a cover control structure. The crushing structure crushes and grinds the construction waste with the help of a plurality of steel balls 308, so as to quickly process the construction waste. The cover control structure automatically controls the position of the cover plate body 311 with the help of a hydraulic rod 310, so as to quickly release the crushed construction waste after the crushing operation.

[0034] The working principle of the utility model is as follows: first, construction waste such as concrete blocks, bricks or mortar is fed into the cylindrical grinding machine body 307, the crushing structure of the crushing mechanism 3 starts to work, the driving motor 302 starts and drives the cylindrical grinding machine body 307 to rotate rapidly through the transmission belt 304, and the multiple steel balls 308 inside the machine body continuously hit and impact the construction waste, so as to achieve efficient crushing and grinding thereof. When the construction waste is crushed, the control cover structure starts to work, the hydraulic rod 310 starts and pulls the cover plate body 311, so that the cylindrical grinding machine body 307 is connected with the discharge pipe 212, and the crushed construction waste therefore falls onto the conveyor belt 4 through the discharge pipe 212, and the conveyor belt 4 sends the crushed sand and gravel out for recycling; at the same time, in order to prevent the crushing process from producing The generated dust pollutes the environment, the dust-proof mechanism 2 is started, and its dual dust extraction structure and dust collection structure begin to operate, the servo motor 208 starts the centrifugal fan 206 to produce a negative pressure effect, and the dust in the crushed debris discharged by the cylindrical grinding body 307 is sucked into the dust collection bin 204 through the first dust extraction duct 210 and the second dust extraction duct 211. The function of the filter 205 is to block the dust particles to ensure that only dust is sucked in, while larger particles are collected in the dust accumulation bin 201; during the whole process, the dust-proof mechanism 2 continues to operate, effectively extracting the dust generated during the operation to prevent environmental pollution, and recollecting the dust particles through the dust collection structure, further increasing the amount of recyclable dust, which not only protects the health of the staff, but also improves the recycling rate of resources.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A construction waste recycling device for green buildings, comprising a support frame (1), a conveyor belt (4) being installed at the lower end of the support frame (1), characterized in that: A dust prevention mechanism (2) is arranged on the left side of the support frame (1), and a crushing mechanism (3) is arranged above the dust prevention mechanism (2). The dust prevention mechanism (2) comprises a dust accumulation bin (201), a dust lowering duct (203), a dust collecting bin (204), a first dust extraction duct (210), a second dust extraction duct (211) and a material discharge pipe (212). The upper end of the dust accumulation bin (201) is fixedly connected to the dust lowering duct (203), the upper end of the dust lowering duct (203) is fixedly connected to the dust collecting bin (204), the right end of the dust collecting bin (204) is fixedly connected to the first dust extraction duct (210), and the first dust extraction duct (210) is fixedly connected to the second dust collection duct (211). ) is fixedly connected to a second dust extraction pipe (211) at its lower end, and a feed pipe (212) is fixedly connected to the right ends of the first dust extraction pipe (210) and the second dust extraction pipe (211). The pulverizing mechanism (3) comprises a cylindrical grinding body (307), an inner bin (309), a hydraulic rod (310) and a cover body (311). An inner bin (309) is provided on the outer wall of the cylindrical grinding body (307), a hydraulic rod (310) is fixedly installed inside the inner bin (309), a transmission end of the hydraulic rod (310) is fixedly connected to the cover body (311), and the cover body (311) is slidably installed inside the inner bin (309).

2. A construction waste recycling device for green buildings according to claim 1, characterized in that: The dust prevention mechanism (2) further comprises a bin door body (202), a filter screen (205), a centrifugal fan (206), a machine body bracket (207), a servo motor (208) and an air outlet duct (209); the bin door body (202) is hingedly connected to the front end of the dust accumulation bin (201).

3. A construction waste recycling device for green buildings according to claim 2, characterized in that: A filter screen (205) is inserted into the left end of the dust collecting bin (204), and a centrifugal fan (206) is arranged on the left side of the filter screen (205).

4. A construction waste recycling device for green buildings according to claim 3, characterized in that: A body support (207) is fixedly mounted on the lower end of the centrifugal fan (206), a servo motor (208) is fixedly mounted on the body support (207), a transmission end of the servo motor (208) is connected to the centrifugal fan (206), and an air outlet duct (209) is fixedly connected to the front end of the centrifugal fan (206).

5. The construction waste recycling device for green building according to claim 1, characterized in that: The pulverizing mechanism (3) further comprises a motor support (301), a driving motor (302), a driving turntable (303), a transmission belt (304), a bearing frame (305), a bearing ring (306) and a steel ball (308); the motor support (301) is fixedly mounted on the right end of the support frame (1).

6. A construction waste recycling device for green buildings according to claim 5, characterized in that: A driving motor (302) is fixedly mounted on the upper end of the motor bracket (301), a driving turntable (303) is fixedly mounted on the transmission end of the driving motor (302), and a driving belt (304) is arranged on the outer side of the driving turntable (303).

7. The construction waste recycling device for green buildings according to claim 5, characterized in that: The transmission belt (304) extends to the outer wall of the cylindrical grinding machine body (307), and bearing frames (305) are fixedly installed at both the front and rear ends of the support frame (1), and a bearing ring (306) is installed inside the bearing frame (305).

8. The construction waste recycling device for green buildings according to claim 1, characterized in that: The cylindrical grinding machine body (307) is located on the bearing ring (306), and a steel ball (308) is arranged inside the cylindrical grinding machine body (307). A plurality of the steel balls (308) are located inside the cylindrical grinding machine body (307).

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