Raw material crusher for producing furfural

Abstract

The utility model relates to the technical field of crushers, and provides a raw material crusher for producing furfural, which comprises a shell, a feed port is arranged at the top of the shell, a first discharge port is arranged at the bottom of the shell, mounting grooves are arranged on two sides of the feed port, dustproof mechanisms for dust prevention are arranged in the mounting grooves, and the first discharge port is arranged at the bottom of the shell. A smashing cavity, a smashing cavity and a filtering cavity are sequentially formed in the shell, a plurality of smashing mechanisms used for smashing raw materials are arranged in the smashing cavity, a smashing mechanism used for smashing the raw materials is arranged in the smashing cavity, a filtering mechanism used for filtering the raw materials is arranged in the filtering cavity, and a transmission mechanism is arranged on the side face of the shell. The crushing mechanism and the plurality of smashing mechanisms are all linked with the transmission mechanism, each smashing mechanism is linked with the rotating motor, and by means of the technical scheme, the problems that in the related technology, the complexity of a system is increased, resource waste is caused, and the stability and quality of a final product are affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pulverizers, and in particular to a raw material pulverizer for producing furfural. Background Art

[0002] Furfural is an organic compound extracted from rice husks or corn cobs. Furfural can be used to prepare a variety of chemicals, such as alcohols, acids and olefins, which are used in the production of cosmetics, coatings, resins, medicines, etc. Secondly, furfural can also be used as a flame retardant and plasticizer for fiber materials, and has important applications in the fields of textiles and plastics. In addition, furfural can also be used to prepare detergents, dyes and adhesives to meet the needs of different industries. Furfural has a variety of uses and can play an important role in many fields such as chemical industry, textiles, and food.

[0003] An existing furfural raw material crusher is equipped with a rolling plate, rolling teeth, a rolling barrel, a crushing block, a pulverizing tooth and a grinding block. The rolling plate is driven to reciprocate by a first motor and a transmission device, and the crushing teeth alternately arranged between the two rolling plates are made to reciprocate, and the corn cobs entering between the two rolling plates are initially crushed. The crushed corn cobs enter the rolling barrel. At this time, the second motor located above rotates to drive the rolling roller to rotate, and the crushing block and the pulverizing tooth rotate in the rolling barrel. At this time, the corn cobs that have been initially crushed are further crushed between the pulverizing tooth and the grinding block. Since the corn cobs have been initially crushed, they can be completely crushed quickly in the crushing barrel, which improves the crushing speed and increases work efficiency.

[0004] The applicant believes that the above technology has the following technical problems:

[0005] 1. The crusher uses multiple motors, which increases the waste of resources and the cost, and has low practicality.

[0006] 2. The pulverizer does not have a screening mechanism to screen larger particles, resulting in uneven particle size and mass distribution in the pulverized raw materials, which will affect the stability and quality of the final product. Utility Model Content

[0007] The utility model provides a raw material crusher for producing furfural, which solves the problems in the related art of increasing waste of resources by using multiple motors and affecting the stability of the final product.

[0008] The technical scheme of the utility model is as follows: A raw material crusher for producing furfural comprises a shell, a feed port is arranged on the top of the shell, a first discharge port is arranged on the bottom of the shell, mounting grooves are arranged on both sides of the feed port, a dustproof mechanism for dust prevention is arranged in the mounting grooves, a crushing chamber, a crushing chamber and a filtering chamber are arranged in sequence inside the shell, a plurality of crushing mechanisms for crushing raw materials are arranged in the crushing chamber, a crushing mechanism for crushing raw materials is arranged in the crushing chamber, a filtering mechanism for filtering raw materials is arranged in the filtering chamber, a transmission mechanism is arranged on the side of the shell, the crushing mechanism and each crushing mechanism are linked with the transmission mechanism, and each crushing mechanism is linked with a rotating motor.

[0009] Furthermore, there are at least two crushing mechanisms, and the two crushing mechanisms are staggered, and the two crushing mechanisms are fixedly connected to a rotating shaft, the rotating shaft passes through the side of the shell and extends to the outside of the shell, and one end of the two rotating shafts outside the shell is fixedly connected to a transmission gear, the two transmission gears are meshed, the transmission mechanism is arranged at one end of the rotating shaft outside the shell, and the rotating motor is arranged on the rotating shaft.

[0010] Furthermore, the crushing mechanism includes a crushing cylinder and crushing blades, the crushing blades are arranged on the crushing cylinder, and the rotating shaft passes through the side surface of the shell and is fixedly connected to the crushing cylinder.

[0011] Furthermore, the crushing mechanism includes a first crushing cylinder, a second crushing cylinder, and a transmission shaft, the transmission shaft is arranged at the bottom of the crushing cylinder, the first crushing cylinder is fixedly connected to the transmission shaft, the first crushing cylinder is meshed with the second crushing cylinder, the transmission shaft passes through the side of the shell and extends to the outside of the shell, and the transmission mechanism is arranged at one end of the transmission shaft outside the shell.

[0012] Furthermore, the transmission mechanism includes a first transmission pulley and a second transmission pulley, the first transmission pulley is arranged on a rotating shaft, the second transmission pulley is arranged on a transmission shaft, the first transmission pulley and the second transmission pulley are on the same horizontal plane, and the first transmission pulley and the second transmission pulley are linked by a transmission belt.

[0013] Furthermore, the filtering mechanism includes a fan and a filter. The fan is arranged on the inner side of the shell, and an opening is provided on the side of the shell opposite to the fan. The filter is arranged at the opening, and a baffle is provided at the opening. A second discharge port is provided at the bottom of the baffle, and a guide plate is provided at the bottom of the second discharge port. The guide plate is inclined, and fixing mechanisms for fixing the woven bag are provided on both sides of the baffle close to the guide plate.

[0014] Furthermore, the fixing mechanism includes a fixing rod and a fastening rod, the fixing rod is provided with a receiving groove penetrating the fixing rod, a fastening groove is provided on a side of the fixing rod, the fastening groove is connected to the receiving groove, and the fastening rod is arranged in the fastening groove and is threadedly connected to the fastening groove.

[0015] Furthermore, the dustproof mechanism includes a dustproof plate, a reset torsion spring, and a reset shaft. The reset shaft is arranged inside the mounting groove, the reset torsion spring is sleeved on the reset shaft, the two ends of the reset torsion spring are fixedly connected to the two sides of the mounting groove, and the dustproof plate is fixedly connected to the reset shaft through a connecting plate.

[0016] The working principle and beneficial effects of the utility model are:

[0017] 1. The utility model, through the setting of the crushing mechanism, the pulverizing mechanism and the filtering mechanism, puts the raw material into the feed port and starts the rotating motor, the rotating motor will drive the two transmission gears to rotate, and then drive the crushing mechanism to perform preliminary crushing of the raw material, the crushed raw material will fall into the crushing chamber, and at the same time the rotating motor will drive the two crushing barrels to rotate through the transmission mechanism and finally crush the raw material. The utility model only uses one rotating motor, which reduces the system complexity and cost, and reduces the cost.

[0018] 2. Through the dust-proof mechanism, when the staff feeds materials into the crusher, the dust-proof plate and the reset torsion spring can seal the feed port after feeding is completed, reducing dust flying and improving practicality.

[0019] 3. Through the filtering mechanism set up, the crushed raw materials will automatically fall into the filter chamber under the influence of gravity. When the fan is started, the fan will separate the fine particles from the larger particles through the airflow, so that the fine classification and separation of the particles can be achieved, ensuring the uniform distribution of the particle size of the product, improving the quality and consistency of the product, and at the same time, only need to replace the filter screen with different apertures to classify the particles into different size levels to meet the product requirements of different particle sizes, so as to improve the flexibility and application scope of the product and meet the needs of different customers. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0021] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;

[0022] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 ;

[0023] Figure 3 It is a cross-sectional view of the utility model;

[0024] Figure 4 This is a schematic diagram of the dustproof mechanism structure of this embodiment;

[0025] Figure 5 for Figure 1 Enlarged view of point A in the middle;

[0026] Figure 6 for Figure 2 Enlarged view of point B in the middle.

[0027] In the figure: 1. Shell; 101. Feed inlet; 102. First discharge outlet; 103. Mounting slot; 104. Crushing chamber; 105. Crushing chamber; 106. Filter chamber; 2. Rotating shaft; 201. Transmission gear; 202. Rotating motor; 203. Crushing cylinder; 204. Crushing blades; 3. First crushing cylinder; 301. Second crushing cylinder; 302. Transmission shaft; 4. First transmission pulley; 401. Second transmission pulley; 402. Conveyor belt; 5. Fan; 501. Filter; 502. Opening; 503. Baffle; 504. Second discharge outlet; 505. Guide plate; 6. Fixing rod; 601. Fastening rod; 602. Accommodating slot; 603. Fastening slot; 7. Dustproof plate; 701. Reset torsion spring; 702. Reset shaft; 703. Connecting plate. DETAILED DESCRIPTION

[0028] The following will be combined with 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 of 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.

[0029] refer to Figure 1-4A raw material crusher for producing furfural includes a shell 1, a feed port 101 is provided on the top of the shell 1, a first discharge port 102 is provided on the bottom of the shell 1, and mounting grooves 103 are provided on both sides of the feed port 101. The mounting grooves 103 can avoid unnecessary swinging or deviation of the reset torsion spring 701 during movement, thereby improving the reliability and stability of the mechanism. A dustproof mechanism for preventing dust is provided in the mounting groove 103, and the dustproof mechanism specifically includes a dustproof plate 7, a reset torsion spring 701, and a reset shaft 702. The reset shaft 702 is arranged inside the mounting groove 103, and the reset torsion spring 701 is sleeved on the reset shaft 702. Both ends of the reset torsion spring 701 are fixedly connected to both sides of the mounting groove 103, and the dustproof plate 7 is fixedly connected to the reset shaft 702 through a connecting plate 703. The connecting plate 703 can provide additional fixed support to ensure the stability of the dustproof plate 7 during operation. When the staff feeds materials into the feed port 101, the reset torsion spring 701 will be subjected to pressure from the raw materials, thereby opening the feed port 101. When the staff stops feeding, the reset torsion spring 701 will automatically reset and put the feed port 101 in a closed state, thereby preventing the crushing mechanism from crushing the raw materials and causing dust to fly out of the feed port 101, thereby improving practicality.

[0030] A crushing chamber 104, a pulverizing chamber 105, and a filtering chamber 106 are sequentially provided inside the shell 1. The crushing chamber 104 is provided with a plurality of crushing mechanisms for crushing raw materials, the crushing chamber 105 is provided with a pulverizing mechanism for crushing raw materials, and the filtering chamber 106 is provided with a filtering mechanism for filtering raw materials. A transmission mechanism is provided on the side of the shell 1. The pulverizing mechanism and the plurality of crushing mechanisms are all linked with the transmission mechanism, and each crushing mechanism is linked with the rotating motor 202.

[0031] In this embodiment, there are at least two crushing mechanisms, and the two crushing mechanisms are staggered. The two crushing mechanisms are fixedly connected to the rotating shaft 2, and the rotating shaft 2 passes through the side of the shell 1 and extends to the outside of the shell 1. One end of the two rotating shafts 2 outside the shell 1 is fixedly connected to a transmission gear 201. The two transmission gears 201 are meshed. The transmission mechanism is arranged at one end of the rotating shaft 2 outside the shell 1. The rotating motor 202 is arranged on the rotating shaft 2. The crushing mechanism includes a crushing cylinder 203 and a crushing blade 204. The crushing blade 204 is arranged The rotating shaft 2 is arranged on the crushing cylinder 203, and the rotating shaft 2 passes through the side of the shell 1 and is fixedly connected to the crushing cylinder 203. A plurality of crushing blades 204 are arranged, and the plurality of crushing blades 204 are circumferentially distributed around the crushing cylinder 203. The crushing blades 204 of the two crushing mechanisms are staggered to avoid interference between the two crushing mechanisms when rotating, and at the same time can increase the collision frequency and collision angle of the crushed raw materials, so that the materials are crushed more evenly, which helps to improve the crushing effect, makes the materials more finely crushed, and improves the efficiency of subsequent crushing.

[0032] In this embodiment, the crushing mechanism includes a first crushing cylinder 3, a second crushing cylinder 301, and a transmission shaft 302. The transmission shaft 302 is arranged at the bottom of the crushing cylinder 203. The first crushing cylinder 3 is fixedly connected to the transmission shaft 302. The first crushing cylinder 3 is meshed with the second crushing cylinder 301. The transmission shaft 302 passes through the side of the shell 1 and extends to the outside of the shell 1. The transmission mechanism is arranged at one end of the transmission shaft 302 outside the shell 1. The transmission mechanism includes a first transmission pulley 4 and a second transmission pulley 401. The first transmission pulley 4 is arranged on the rotating shaft 2, and the second transmission pulley 401 is arranged on the transmission shaft 302. The first transmission pulley 4 and the second transmission pulley 401 are on the same horizontal plane. The first transmission pulley 4 and the second transmission pulley The wheel 401 is linked by the transmission belt 402. When the staff needs to crush the furfural raw material, first start the rotating motor 202 and add the raw material to the feed port 101. The rotating motor 202 will drive the rotating shaft 2 to rotate, and the rotating shaft 2 will drive a crushing mechanism to rotate. The other crushing mechanism will also rotate under the drive of the transmission gear 201, thereby achieving preliminary crushing of the raw material. When the rotating shaft 2 rotates, the first transmission pulley 4 will drive the second transmission pulley 401 to rotate through the transmission belt 402, and then drive the transmission shaft 302 to rotate. The transmission shaft 302 will drive the first crushing barrel 3 to rotate, and the second crushing barrel 301 will also rotate driven by the first crushing barrel 3, thereby achieving the final crushing of the raw material.

[0033] In this embodiment, the filtering mechanism includes a fan 5 and a filter 501. The fan 5 is arranged on the inner side of the shell 1. An opening 502 is arranged on the side of the shell 1 opposite to the fan 5. The filter 501 is arranged at the opening 502. A baffle 503 is arranged at the opening 502. The baffle 503 can be threadedly connected to the shell 1 by bolts. The threaded connection is convenient for disassembly, which is convenient for the staff to replace the filter 501 to meet the product requirements of different particle sizes and improve the scope of application. A second discharge port 504 is arranged at the bottom of the baffle 503, and a guide plate 505 is arranged at the bottom of the second discharge port 504. The guide plate 505 is tilted. The guide plate 505 is tilted to allow the material to naturally tilt and flow out of the second discharge port. The material port 504 prevents the raw materials from staying at the second discharge port 504, reduces the resistance of material flow, which helps to improve the material pouring efficiency. The baffle 503 is close to the guide plate 505 on both sides and is provided with a fixing mechanism for fixing the woven bag. When the crushed raw materials fall into the filter chamber 106, the fan 5 is started, and the fan 5 will screen and blow out the fine raw materials through the filter screen 501, and will discharge the larger particles of raw materials through the first discharge port 102. At the same time, only the filter screens 501 with different apertures need to be replaced to classify the particles of the raw materials into different size levels to meet the product requirements of different particle sizes. In this way, the flexibility and application range of the product can be improved to meet the needs of different customers.

[0034] In this embodiment, the fixing mechanism includes a fixing rod 6 and a fastening rod 601. The fixing rod 6 is provided with a receiving groove 602 running through the fixing rod 6. A fastening groove 603 is provided on the side of the fixing rod 6. The fastening groove 603 is connected to the receiving groove 602. The fastening rod 601 is arranged in the fastening groove 603 and is threadedly connected to the fastening groove 603. When the staff needs to collect the screened raw materials, they can put the two ends of the woven bag into the receiving groove 602 of the fixing rod 6 on both sides of the baffle 503 respectively, and rotate the fastening rod 601. The fastening rod 601 will move toward the direction close to the baffle 503, thereby fixing the woven bag, thereby achieving a fixing effect. The woven bag is fixed by the fixing mechanism, and no additional manual intervention is required to control the position of the bag, thereby improving work efficiency and reducing waste of human resources.

[0035] Working principle: first start the rotating motor 202 and add raw materials to the feed port 101. The rotating motor 202 will drive the rotating shaft 2 to rotate, and the rotating shaft 2 will drive a crushing mechanism to rotate. The other crushing mechanism will also rotate under the drive of the transmission gear 201, thereby realizing the preliminary crushing of the raw materials. When the rotating shaft 2 rotates, the first transmission pulley 4 will drive the second transmission pulley 401 to rotate through the transmission belt 402, and then drive the transmission shaft 302 to rotate. The transmission shaft 302 will drive the first crushing cylinder 3 to rotate, and the second crushing cylinder 301 will also rotate driven by the first crushing cylinder 3, thereby realizing the final crushing of the raw materials. When the crushed raw materials fall into the filter chamber 106, the fan 5 is started, and the fan 5 will screen and blow out the fine raw materials through the filter screen 501, and will discharge the larger particles of raw materials through the first discharge port 102.

[0036] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A raw material crusher for producing furfural, comprising a housing (1), wherein the top of the housing (1) is provided with a feed inlet (101), and the bottom of the housing (1) is provided with a first discharge outlet (102), characterized in that: Both sides of the feed port (101) are provided with mounting grooves (103), and dust-proof mechanisms for preventing dust are provided in the mounting grooves (103). A crushing chamber (104), a pulverizing chamber (105), and a filtering chamber (106) are provided in sequence in the shell (1). The crushing chamber (104) is provided with a plurality of crushing mechanisms for crushing raw materials, the pulverizing chamber (105) is provided with a pulverizing mechanism for crushing raw materials, and the filtering chamber (106) is provided with a filtering mechanism for filtering raw materials. A transmission mechanism is provided on the side of the shell (1), and the pulverizing mechanism and each crushing mechanism are linked to the transmission mechanism, and each crushing mechanism is linked to a rotating motor (202).

2. A raw material crusher for producing furfural according to claim 1, characterized in that: The crushing mechanisms include at least two, and the two crushing mechanisms are arranged in a staggered manner. The two crushing mechanisms are both fixedly connected to a rotating shaft (2), the rotating shaft (2) passes through the side of the shell (1) and extends to the outside of the shell (1), and one end of the two rotating shafts (2) outside the shell (1) is fixedly connected to a transmission gear (201), and the two transmission gears (201) are meshed. The transmission mechanism is arranged at one end of the rotating shaft (2) outside the shell (1), and the rotating motor (202) is arranged on the rotating shaft (2).

3. A raw material crusher for producing furfural according to claim 2, characterized in that: The crushing mechanism comprises a crushing cylinder (203) and crushing blades (204); the crushing blades (204) are arranged on the crushing cylinder (203); the rotating shaft (2) passes through the side surface of the shell (1) and is fixedly connected to the crushing cylinder (203).

4. A raw material crusher for producing furfural according to claim 2, characterized in that: The crushing mechanism comprises a first crushing cylinder (3), a second crushing cylinder (301), and a transmission shaft (302); the transmission shaft (302) is arranged at the bottom of the crushing cylinder (203); the first crushing cylinder (3) is fixedly connected to the transmission shaft (302); the first crushing cylinder (3) is meshed with the second crushing cylinder (301); the transmission shaft (302) passes through the side of the shell (1) and extends to the outside of the shell (1); and the transmission mechanism is arranged at one end of the transmission shaft (302) outside the shell (1).

5. A raw material crusher for producing furfural according to claim 4, characterized in that: The transmission mechanism comprises a first transmission pulley (4) and a second transmission pulley (401); the first transmission pulley (4) is arranged on a rotating shaft (2); the second transmission pulley (401) is arranged on a transmission shaft (302); the first transmission pulley (4) and the second transmission pulley (401) are located on the same horizontal plane; the first transmission pulley (4) and the second transmission pulley (401) are linked via a transmission belt (402).

6. A raw material crusher for producing furfural according to claim 1, characterized in that: The filtering mechanism comprises a fan (5) and a filter (501); the fan (5) is arranged on the inner side of a housing (1); an opening (502) is provided on a side of the housing (1) opposite to the fan (5); the filter (501) is arranged at the opening (502); a baffle (503) is provided at the opening (502); a second discharge port (504) is provided at the bottom of the baffle (503); a guide plate (505) is provided at the bottom of the second discharge port (504); the guide plate (505) is arranged at an angle; and fixing mechanisms for fixing the woven bag are provided on both sides of the baffle (503) close to the guide plate (505).

7. A raw material crusher for producing furfural according to claim 6, characterized in that: The fixing mechanism comprises a fixing rod (6) and a fastening rod (601); the fixing rod (6) is provided with a receiving groove (602) penetrating the fixing rod (6); a fastening groove (603) is provided on the side of the fixing rod (6); the fastening groove (603) is connected to the receiving groove (602); the fastening rod (601) is arranged in the fastening groove (603) and is threadedly connected to the fastening groove (603).

8. A raw material crusher for producing furfural according to claim 1, characterized in that: The dustproof mechanism comprises a dustproof plate (7), a reset torsion spring (701), and a reset shaft (702); the reset shaft (702) is arranged inside the mounting groove (103); the reset torsion spring (701) is sleeved on the reset shaft (702); two ends of the reset torsion spring (701) are fixedly connected to two sides of the mounting groove (103); and the dustproof plate (7) is fixedly connected to the reset shaft (702) via a connecting plate (703).

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