CN210434649U

CN210434649U - Improved dust-free pulverizer

Info

Publication number: CN210434649U
Application number: CN201921209455.9U
Authority: CN
Inventors: 肖谋兵; 曾孝江; 刘代斌
Original assignee: Sichuan Medco Pharmaceutical Stock Co ltd
Current assignee: Sichuan Medco Pharmaceutical Stock Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-05-01
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses an improved dust-free pulverizer, which comprises a frame, a motor, a pulverizing mechanism, a feeding mechanism and a discharging mechanism, wherein the motor is arranged on the frame, an output shaft of the motor is connected with the pulverizing mechanism, the feeding mechanism is arranged at the upper side of the pulverizing mechanism, the discharging mechanism is arranged at the lower side of the pulverizing mechanism, and the feeding mechanism comprises a feeding hopper, an iron remover and a feeding valve which are connected in sequence; the crushing mechanism comprises a shell fixedly arranged on the rack, a rotating shaft and a screen are arranged in the shell, the rotating shaft penetrates through the back side of the shell and is connected with an output shaft of the motor, a shaft sleeve and a cutter head are sleeved on the rotating shaft, and the screen is arranged at the lower part in the shell and separates an inner cavity of the shell from the discharging mechanism; the discharging mechanism comprises a discharging pot part connected with the shell and a dust remover arranged on the discharging pot part, the discharging pot part is of a big-end-up structure, a discharging hole is formed in the bottom of the discharging pot part, and the dust remover is located on the side wall, close to the bottom, of the discharging pot part. The dust-free pulverizer can realize dust-free pulverization, and is simple in structure, low in production cost, convenient to use, energy-saving and environment-friendly.

Description

Improved dust-free pulverizer

Technical Field

The utility model relates to a crushing mechanical equipment technical field, specificly be an improved generation dustless rubbing crusher.

Background

In the field of medicine, pulverizers are widely used, and are generally equipped in hospitals, pharmacies, clinics, scientific research institutions, pharmaceutical factories and the like, and are particularly widely used in the process of processing traditional Chinese medicinal materials. The crusher crushes materials by utilizing the effects of physical impact, friction, mutual impact of the materials and the like of the materials when the cutter head moves at a high speed. The rubbing crusher can produce a large amount of dust at the in-process of smashing the material, adopts at present to set up the sack at the discharge gate and collects the dust usually, or sets up the dust removal case and removes dust. However, the bag-type dust removal is inconvenient for collecting materials at a discharge port, and more dust still overflows when the materials are collected, so that the production environment is polluted, and the health of workers is influenced; set up the dust removal case, need set fan and corresponding box, the structure is complicated, and equipment is bulky, and the input cost is high, and is not strong to practicality such as some small-size clinics, drugstore, mill, and the increase cost burden.

In addition, some impurities, especially metal impurities, such as iron filings and iron nails, can be brought into the traditional Chinese medicinal materials in the early collection and processing treatment, and if the traditional Chinese medicinal materials directly enter a pulverizer to be pulverized, the internal structure of the pulverizer can be damaged, so that the service life and the material pulverizing quality are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustless rubbing crusher of improved generation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

an improved dust-free pulverizer comprises a frame, a motor, a pulverizing mechanism, a feeding mechanism and a discharging mechanism, wherein the motor is arranged on the frame, an output shaft of the motor is connected with the pulverizing mechanism, the feeding mechanism is arranged on the upper side of the pulverizing mechanism, and the discharging mechanism is arranged on the lower side of the pulverizing mechanism; the crushing mechanism comprises a shell fixedly arranged on the rack, a rotating shaft and a screen are arranged in the shell, the rotating shaft penetrates through the back side of the shell and is connected with an output shaft of the motor, a shaft sleeve and a cutter head are sleeved on the rotating shaft, and the screen is arranged at the lower part in the shell and separates an inner cavity of the shell from the discharging mechanism; discharge mechanism includes ejection of compact kettle portion and the dust remover of installing in ejection of compact kettle portion of being connected with the casing, ejection of compact kettle portion is big-end-up structure, and the discharge gate is established to the bottom, the dust remover is located ejection of compact kettle portion and is close to on the lateral wall of bottom.

Further, the de-ironing separator is a rotary type grid de-ironing separator and comprises a cross pipe sleeve, a magnetic rod device and a first pneumatic actuator.

Further, the feed valve is a pneumatic butterfly valve and comprises a valve body, a valve core and a second pneumatic actuator, and the valve core is a butterfly valve with 2, 4 or 6 blades. The feeding speed can be well controlled.

Furthermore, the dust remover is a pulse dust remover and is provided with a dust gas inlet, a purified gas outlet and a dust outlet, the dust gas inlet is provided with a Venturi tube, and the dust outlet is connected with a dust collection bag. The pulse dust collector can automatically remove dust accumulated in the dust collector at intervals, and the dust is collected by the dust collecting bag to ensure the normal operation of the dust collector; the dust gas inlet is provided with a Venturi tube to assist the discharge of dust-containing gas and increase the dust removal efficiency.

Further, the tool bit includes annular connecting portion and curved sword tooth, the curved sword tooth incurve side is the blade, and the blade all faces clockwise or all faces anticlockwise setting.

Further, each of the cutter heads has 3 curved cutter teeth.

Furthermore, the outer side of the shaft sleeve is provided with a positioning groove along the axis, a positioning convex tooth matched with the positioning groove is arranged in the annular connecting part of the cutter head, and the cutter head is sleeved on the shaft sleeve through the annular connecting part.

Furthermore, an openable front door is arranged on the front side of the shell.

Furthermore, a dust cover is arranged outside the motor, and heat dissipation holes are formed in the dust cover.

Furthermore, universal wheels are arranged below the rack, and the number of the universal wheels is at least 4.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a dust-free crusher, its feed mechanism sets up the de-ironing separator, can effectively filter the iron fillings impurity that contains in the material, prevents that rubbing crusher internal structure from being damaged, guarantees crushing quality, extension rubbing crusher life; the feeding mechanism is provided with a feeding valve, so that the feeding speed of materials can be controlled or the feeding can be stopped, the situation that the materials are too much or too little in the crushing mechanism during working is prevented, and the normal and efficient operation of the crushing mechanism is ensured.

2. The utility model discloses a dust-free grinder, the discharging pot portion of the discharging mechanism is connected with the shell, the discharging pot portion is big end down, the connecting part with the shell is big, the material after being grinded is easy to leak down through the screen, the powder is prevented from gathering in the shell, and the grinding speed is not influenced; the bottom discharge opening is small, and ejection of compact kettle portion lateral wall installation dust remover, and the gas that rubbing crusher constructs the production is filtered through the dust remover easily and is discharged, and during the discharge gate of material after smashing discharged charging devices into by the discharge gate of bottom, avoid the dust to spill over, play dustless kibbling effect.

3. The utility model discloses dustless rubbing crusher, reasonable in design, simple structure, small, low in production cost, and convenient to use, energy-concerving and environment-protective.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, 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 view of the overall structure of the present invention.

Fig. 2 is the overall structure schematic diagram of the feeding mechanism, the crushing mechanism and the discharging mechanism of the present invention.

Fig. 3 is a schematic view of a sectional structure of the iron remover according to the present invention.

Fig. 4 is a schematic structural diagram of the middle feeding valve of the present invention.

Fig. 5 is a schematic view of the present invention in the direction of a-a in fig. 4.

Fig. 6 is a schematic structural view of the middle tool bit of the present invention.

Fig. 7 is a schematic structural view of the middle shaft sleeve of the present invention.

Reference numerals:

1: a frame; 11: a universal wheel; 2: a motor; 21: a dust cover; 211: heat dissipation holes; 3: a feed hopper; 4: a dust remover; 41: a cross pipe sleeve; 42: a magnetic bar device; 43: a first pneumatic actuator; 5: a feed valve; 51: a valve body; 52: a valve core; 53: a second pneumatic actuator; 6: a housing; 61: a rotating shaft; 62: screening a screen; 63: a shaft sleeve; 631: a positioning groove; 64: a cutter head; 641: an annular connecting portion; 642: bending cutter teeth; 643: positioning the convex teeth; 65: a front door; 7: a discharging pot part; 71: a discharge port; 8: a dust remover; 81: a dust gas inlet; 82: a purified gas outlet; 83: a dust outlet; 84: a venturi tube.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, or the position or positional relationship that a person skilled in the art usually understands, and merely for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides an improved dust-free pulverizer, which includes a frame 1, a motor 2, a pulverizing mechanism, a feeding mechanism and a discharging mechanism. The motor 2 is arranged on the frame 1, and an output shaft of the motor 2 is connected with the crushing mechanism; the feeding mechanism is arranged above the crushing mechanism and is communicated with the crushing mechanism; the discharging mechanism is arranged below the crushing mechanism and communicated with the crushing mechanism. A dust cover 21 is arranged outside the motor 2, and a plurality of heat dissipation holes 211 are formed in the side surface of the dust cover 21. At least 4 universal wheels 11 are arranged below the frame 1, and the universal wheels 11 are provided with brake devices, so that the pulverizer can be conveniently carried, moved and fixedly placed.

The feeding mechanism comprises a feeding hopper 3, an iron remover 4 and a feeding valve 5 which are sequentially connected from top to bottom through a pipeline, and the feeding valve 5 is communicated with the upper part of the crushing mechanism through the pipeline.

As shown in fig. 3, the iron remover 4 is preferably a rotary grid iron remover, and includes a cross pipe sleeve 41, a magnetic bar device 42, and a first pneumatic actuator 43. The upper side of the cross shaft sleeve 41 is provided with a feeding hole, the lower side is provided with a discharging hole, the left side is provided with an openable cover door, and the right side is connected with a first pneumatic actuator 43; the output shaft of the first pneumatic actuator 43 extends into the cross shaft sleeve 41, and is detachably connected with the magnetic bar device 42 in the cross shaft sleeve 41 to drive the magnetic bar device 42 to rotate. The magnetic rod device 42 consists of a plurality of magnetic rods and two circular end plates, and the magnetic rods are arranged between the two circular end plates in parallel at intervals; the output shaft of the first pneumatic actuator 43 is coaxially connected to the magnetic rod device 42. The left side cover door can be opened, so that the magnetic bar device 42 in the cross shaft sleeve 41 can be conveniently overhauled and maintained without disassembling the whole iron remover.

As shown in fig. 4 and 5, the feed valve 5 is a pneumatic butterfly valve, and includes a valve body 51, a valve core 52, and a second pneumatic actuator 53. The upper side of the valve body 51 is a feeding hole, the lower side is a discharging hole, the valve core 52 is arranged in the valve body 51, the second pneumatic actuator 53 is arranged on the outer side of the valve body 51, the output shaft of the second pneumatic actuator is connected with the valve core 52, and the valve core 52 is controlled to rotate. The valve core 52 of this embodiment is preferably a butterfly valve having 2, 4, or 6 blades. The second pneumatic actuator 53 controls the rotation speed of the valve core 52 to realize the control of the feeding speed, and can close, open and adjust the feeding speed.

As shown in fig. 1 and 2, the crushing mechanism includes a housing 6, a rotating shaft 61, a screen 62, a bushing 63, and a cutter head 64. The shell 6 is a circular cavity and is fixedly arranged on the frame 1; the rotating shaft 61 is arranged in the shell 6, part of the rotating shaft 61 passes through the back center of the shell 6 backwards and is detachably matched and connected with an output shaft of the motor 2, and the rotating shaft 61 is in rotary sealing connection with the back wall of the shell; the rotating shaft 61 in the shell 6 is sleeved with a shaft sleeve 63, the shaft sleeve 63 is sleeved with a cutter head 64, and the motor 2 drives the rotating shaft 61 to rotate so as to drive the cutter head 64 to rotate in the shell 1 to crush materials. The screen 62 is installed in the lower part of the casing 6, and separates the inner cavity of the casing 6 from the discharging mechanism, that is, the material crushed by the cutter head 64 needs to pass through the screen 62 to enter the discharging mechanism for discharging. In a preferred embodiment, the output end of the motor 2 is further provided with a speed reducer, and the output end of the speed reducer is connected with the rotating shaft 61.

The front side of the housing 6 is provided with an openable front door 65. The shaft sleeve 63, the cutter head 64, the screen 62 and the like are convenient to replace, install and overhaul, and the inner cavity of the shell 6 is convenient to clean and maintain.

As shown in fig. 6, the cutting head 64 includes an annular connecting portion 641 and curved blade teeth 642, and the curved blade teeth 642 are integrally formed on the outer side of the annular connecting portion 641. The inner bending side of each curved cutter tooth 642 is a cutting edge, at least one curved cutter tooth 642 is arranged on one cutter head 64, preferably, 3 curved cutter teeth 642 are uniformly distributed on each cutter head 64, and the cutting edges of the 3 curved cutter teeth 642 are all arranged towards the clockwise direction or towards the counterclockwise direction. As installed, the bent blade teeth 642 of the plurality of blades 64 face in unison, either clockwise or counterclockwise.

As shown in fig. 6 and 7, the shaft sleeve 63 is a cylindrical cylinder, and at least one positioning groove 631 is formed on the outer side in the axial direction, and the positioning groove 631 has a large inner side and a small outer side. The annular connecting portion 641 of the tool bit 64 is provided with a positioning convex tooth 643 which is matched with the positioning groove 631 on the shaft sleeve 63, the annular connecting portion 641 of the tool bit 64 is sleeved on the shaft sleeve 63 through the end portion of the shaft sleeve 63 to be installed on the shaft sleeve 63, and the positioning groove 631 is matched and clamped with the positioning convex tooth 643.

The discharging mechanism comprises a discharging pot part 7 and a dust remover 8. The discharging pot part 7 is of a structure similar to a peach heart or an inverted triangle in front view, is large at the upper part and small at the lower part, and the upper part is connected with the lower part of the shell 6 and separated by a screen 62; the bottom of the discharging pot part 7 is provided with a discharging hole 71, and the discharging hole 71 is connected with an external charging device. The dust remover 8 is arranged on the discharging pot part 7 and is positioned on the side wall of the discharging pot part 7 and close to the bottom. The dust collector 8 is used for discharging the dust-containing gas in the material pot part 7 and filtering the dust in the dust-containing gas at the same time.

As shown in fig. 1, the dust separator 8 is preferably a pulse dust separator, and has a cylindrical structure, a filter element and a pulse device are arranged inside the dust separator, and a dust gas inlet 81, a clean gas outlet 82 and a dust outlet 83 are arranged on the cylinder. The dust inlet 81 is provided with a venturi tube 84, the venturi tube 84 is communicated with the discharging pot part 7, and the dust-containing gas enters the dust remover 8 through the venturi tube 84 for dust removal treatment. Clean air is discharged from the clean air outlet 82, dust is filtered by the filter element, the pulse device removes dust for the filter element at intervals, the dust is discharged from the dust outlet 83, the dust outlet 83 is connected with a dust collection bag (not shown in the figure), the dust is collected, and the dust is prevented from being discharged into the environment to pollute the environment and influence the health of operators.

The utility model discloses dustless rubbing crusher of improved generation still is equipped with control panel (not shown in the figure), and control panel installs on dust cover 21, with electric connection such as motor 2, first pneumatic actuator 43, second start actuator 53, dust remover 8.

Claims

1. An improved dust-free pulverizer comprises a rack (1), a motor (2), a pulverizing mechanism, a feeding mechanism and a discharging mechanism, wherein the motor (2) is installed on the rack (1), an output shaft of the motor (2) is connected with the pulverizing mechanism, the feeding mechanism is arranged on the upper side of the pulverizing mechanism, and the discharging mechanism is arranged on the lower side of the pulverizing mechanism, and is characterized in that the feeding mechanism comprises a feeding hopper (3), an iron remover (4) and a feeding valve (5) which are sequentially connected from top to bottom; the crushing mechanism comprises a shell (6) fixedly arranged on the rack (1), a rotating shaft (61) and a screen (62) are arranged in the shell (6), the rotating shaft (61) penetrates through the back side of the shell (6) and is connected with an output shaft of the motor (2), a shaft sleeve (63) and a cutter head (64) are sleeved on the rotating shaft (61), and the screen (62) is arranged at the inner lower part of the shell (6) and separates an inner cavity of the shell (6) from the discharging mechanism; discharge mechanism includes discharge pot portion (7) be connected with casing (6) and installs dust remover (8) on discharge pot portion (7), discharge pot portion (7) are big-end-up structure, and discharge gate (71) are established to the bottom, dust remover (8) are located discharge pot portion (7) and are close to on the lateral wall of bottom.

2. An improved dustless pulverizer as claimed in claim 1, wherein said de-ironer (4) is a rotary grate de-ironer comprising a cross pipe sleeve (41), a magnetic bar arrangement (42) and a first pneumatic actuator (43).

3. An improved dustless pulverizer as claimed in claim 1 or 2, characterized in that said feed valve (5) is a pneumatic butterfly valve comprising a valve body (51), a valve spool (52) and a second pneumatic actuator (53), said valve spool (52) being a butterfly valve with 2, 4 or 6 blades.

4. An improved dustless pulverizer as claimed in claim 1, characterized in that said dust collector (8) is a pulse dust collector provided with a dust gas inlet (81), a clean gas outlet (82) and a dust outlet (83), said dust gas inlet (81) is equipped with a venturi tube (84), and said dust outlet (83) is connected with a dust bag.

5. An improved dustless pulverizer as claimed in claim 1, wherein said cutter head (64) comprises an annular connecting portion (641) and curved cutter teeth (642), said curved cutter teeth (642) being inwardly curved with cutting edges, the cutting edges being disposed either clockwise or counterclockwise.

6. An improved dustless pulverizer as claimed in claim 5, wherein each of said cutter heads (64) has 3 tulip teeth (642).

7. An improved dust-free crusher as claimed in claim 5 or 6, characterized in that the outer side of the sleeve (63) is provided with a positioning groove (631) along the axis, the annular connecting part (641) of the cutter head (64) is provided with a positioning convex tooth (643) matched with the positioning groove (631), and the cutter head (64) is sleeved on the sleeve (63) through the annular connecting part (641).

8. An improved dustless pulverizer as claimed in claim 1, characterized in that the front side of the housing (6) is provided with an openable front door (65).

9. An improved dustless pulverizer as claimed in claim 1, characterized in that a dust cover (21) is provided outside said motor (2), and heat dissipation holes (211) are provided on said dust cover (21).

10. An improved dust-free crusher as claimed in claim 1, characterised in that universal wheels (11) are provided under the frame (1), said universal wheels (11) comprising at least 4.