CN210504706U

CN210504706U - Pneumatic quantitative conveying mechanism

Info

Publication number: CN210504706U
Application number: CN201921459923.8U
Authority: CN
Inventors: 张余超
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-05-12
Anticipated expiration: 2029-09-04

Abstract

The utility model provides a pneumatic quantitative conveying mechanism, the loach carrying platform comprises a supporting fram, air-blower and dosing mechanism, dosing mechanism includes circular cover, quantitative impeller, transmission shaft and rotary driving mechanism, air-blower and circular cover set up on the support frame, quantitative impeller sets up in circular cover, quantitative impeller includes sleeve and division board, a plurality of quantitative groove is cut apart into with the inside correspondence of circular cover to a plurality of division board, the transmission shaft cover is put on the sleeve, rotary driving mechanism passes through the transmission shaft and can drive the rotation of quantitative impeller, set up one on the rear end face of circular cover with quantitative groove matched with air-supply line, set up a discharging pipe corresponding with the air-supply line on the preceding terminal surface of circular cover, upper portion at circular cover sets up an inlet pipe, the air-supply line is connected with the play tuber pipe of air-blower through a connecting tube. The size of the quantitative groove in the mechanism is fixed, and the rotating speed of the quantitative impeller is fixed, so that accurate quantitative conveying is realized.

Description

Pneumatic quantitative conveying mechanism

Technical Field

The utility model relates to a pneumatic quantitative conveying mechanism.

Background

The soybean milk product is a traditional food for people in China and is a nutrient food accepted by modern science. In the existing large-scale bean product production factories, a large-scale automatic soybean milk residue separation pulping machine is often adopted for grinding soybean milk, a conveyor belt with a scraper is often adopted for conveying soaked bean grains to the pulping machine in the grinding process of the pulping machine, and materials are easily adhered to the scraper in the process of conveying the bean grains for a long time by driving the scraper by the conveyor belt, so that the conveying capacity of the scraper is inaccurate, and the pulping efficiency is influenced; after the material adheres to the scraper blade, the scraper blade is not easy to clean, so that the conveying environment is unsanitary, furthermore, the conveyer belt is adopted for conveying the material, certain workshop space needs to be occupied, the material cannot be flexibly arranged, and the arrangement cost of the conveyer belt is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pneumatic quantitative conveying mechanism, which has a fixed size of a fixed groove and a fixed rotating speed of a fixed impeller, thereby realizing accurate quantitative conveying; the material relies on high-pressure draught to flow to can place the material adhesion on the ration groove lateral wall, improve the guarantee then for realizing accurate quantitative transport.

The utility model provides a technical scheme that its technical problem adopted is: a pneumatic quantitative conveying mechanism comprises a support frame, an air blower and a quantitative mechanism, wherein the quantitative mechanism comprises a circular cover, a quantitative impeller, a transmission shaft and a rotary driving mechanism, the air blower and the circular cover are arranged on the support frame, the quantitative impeller is arranged in the circular cover and is coaxial with the circular cover, the quantitative impeller comprises a sleeve and partition plates, the partition plates are uniformly distributed on the side wall of the sleeve along the circumferential direction of the sleeve, a first relative movement gap is arranged between the outer end face of each partition plate and the arc-shaped inner end face of the circular cover, a second relative movement gap is arranged between the front end face and the rear end face of each partition plate and the front end face and the rear end face of the circular cover, the partition plates correspondingly divide the inside of the circular cover into a plurality of quantitative grooves, the transmission shaft is sleeved on the sleeve, and the rotary driving mechanism can drive the quantitative impeller to rotate through the transmission shaft, the air-out pipe is characterized in that an air inlet pipe matched with the quantitative groove is arranged on the rear end face of the circular cover, a discharge pipe corresponding to the air inlet pipe is arranged on the front end face of the circular cover, an inlet pipe is arranged on the upper portion of the circular cover, and the air inlet pipe is connected with an air outlet pipe of the air blower through a connecting pipeline.

Preferably, the conveying mechanism further comprises a storage hopper, and the discharge end of the storage hopper is communicated with the feeding pipe.

Furthermore, a feeding hose is arranged on the discharge pipe.

Furthermore, the rotary driving mechanism is a driving motor, the driving motor is arranged on the supporting frame, and an output shaft of the driving motor drives the transmission shaft to rotate.

Furthermore, the rotary driving mechanism comprises a speed reducer and a driving motor, the speed reducer is arranged on the supporting frame, the transmission shaft and the driving motor are correspondingly connected with the speed reducer, and the driving motor can drive the transmission shaft to rotate through the speed reducer.

Preferably, the driving motor is a stepping motor.

The utility model has the advantages that: the utility model has simple structure and small overall occupied space, and can flexibly arrange the positions in the factory building according to the requirements; the feeding hose can be used for realizing the remote conveying of materials, so that the conveying cost can be reduced; the quantitative groove has a certain size, so that the accurate quantitative conveying of materials can be realized under the condition of a certain rotating speed of the transmission shaft, and then the grinding efficiency can be ensured; the material flows at a high speed under the blowing of the high-pressure airflow output by the air blower, and in the flowing process, the material collides with the side wall of the quantitative groove and the side wall of the feeding hose strongly, so that the phenomenon that the material is adhered to the side walls of the quantitative groove and the feeding hose can be prevented, and the self-cleaning function of material conveying is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some of the preferred embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the distribution of the quantitative impellers within the circular housing;

FIG. 3 is a top view of the distribution of quantitative impellers inside a circular housing;

FIG. 4 is an enlarged view taken at A in FIG. 2;

FIG. 5 is an enlarged view of FIG. 3 at B;

in the figure: the device comprises a support frame 1, a blower 2, an air outlet pipe 21, a connecting pipeline 22, a circular cover 31, an arc inner end surface 311, a front inner end surface 312, a rear inner end surface 313, an air inlet pipe 314, a feed pipe 315, a discharge pipe 316, a quantitative impeller 32, a sleeve 321, a partition plate 322, a transmission shaft 33, a driving motor 341, a speed reducer 342, a storage hopper 4, a conveying hose 5, a quantitative groove 101, a first relative running gap 102 and a second relative running gap 103.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the following specific embodiments and accompanying drawings 1 to 5, and it is obvious that the described embodiments are only a part of the preferred embodiments of the present invention, and not all embodiments. Those skilled in the art can make similar variations without departing from the spirit of the invention, and therefore the invention is not limited by the specific embodiments disclosed below.

The utility model provides a pneumatic quantitative conveying mechanism (as shown in figure 1), including support frame 1, air-blower 2 and ration mechanism, air-blower 2 is the current ripe product in this field, and its theory of operation and detailed structure do not do detailed description here again, ration mechanism includes circular cover 31, quantitative impeller 32, transmission shaft 33 and rotary driving mechanism, air-blower 2 and circular cover 31 set up on the support frame 1, quantitative impeller 32 sets up in the circular cover 31, and quantitative impeller 32 is coaxial with circular cover 31, quantitative impeller 32 includes sleeve 321 and division board 322, and is a plurality of division board 322 is in along the circumferencial direction evenly distributed of sleeve 321 on the lateral wall of sleeve 321 be provided with first relative motion clearance 102 between the outer terminal surface of division board 322 and the arc inner end face 311 of circular cover 31 be provided with second relative motion clearance 103 between the front and back terminal surface of division board 322 and the circular cover around the terminal surface That is, the second relative movement gap 103 is provided between the front end surface of the partition plate 322 and the front inner end surface 312 of the circular cover 31 and between the rear end surface of the partition plate 322 and the rear inner end surface 313 of the circular cover 31, and the existence of the first relative movement gap 102 and the second relative movement gap 103 ensures that the partition plate 322 does not rub against the inner side wall of the circular cover 31 during the rotation process, and simultaneously ensures that the beans do not flow out from the first relative movement gap 102 and the second relative movement gap 103 during the bean transportation, the plurality of partition plates 322 correspondingly divide the inner part of the circular cover 31 into the plurality of quantitative grooves 101, the transmission shaft 33 is sleeved on the sleeve 321, the rotary driving mechanism can drive the quantitative impeller 32 to rotate through the transmission shaft 33, in this embodiment, two specific embodiments of the rotary driving mechanism are provided, the first specific embodiment of the rotary driving mechanism is implemented as follows: the rotary driving structure is a driving motor, a conveying shaft of the driving motor is connected with the transmission shaft 33, and the driving motor can drive the transmission shaft 33 to drive the quantitative impeller 32 to rotate; the second embodiment of the rotary drive mechanism is specifically implemented as follows: the rotation driving mechanism comprises a speed reducer 342 and a driving motor 341, the speed reducer 342 is arranged on the support frame 1, the transmission shaft 33 and the driving motor 341 are correspondingly connected with the speed reducer 342, the driving motor 341 can drive the transmission shaft 33 to rotate through the speed reducer 342, and the rotation of the transmission shaft 33 can drive the quantitative impeller 32 to rotate. An air inlet pipe 314 matched with the quantitative groove 101 is arranged on the rear end face of the circular cover 31, a discharge pipe 316 corresponding to the air inlet pipe 314 is arranged on the front end face of the circular cover 31, a feed pipe 315 is arranged on the upper portion of the circular cover 31, and the air inlet pipe 314 is connected with an air outlet pipe 21 of the air blower 2 through a connecting pipeline 22.

In the practical application process, in the continuous rotation process of the quantitative impeller 32, the materials continuously enter the corresponding quantitative groove 101 from the feeding pipe 315, and when the quantitative groove 101 filled with the materials rotates to a position between the air inlet pipe 314 and the discharge pipe 316, the materials in the quantitative groove 101 are rapidly blown into the discharge pipe 316 by high-pressure air flow, so that the materials are output from the circular cover 31.

In order to realize continuous material conveying into the circular cover 31, a storage hopper 4 is further arranged in the conveying mechanism, a discharge end of the storage hopper 4 is communicated with the feeding pipe 314, and further, in order to realize remote material conveying of the device, a feeding hose 5 is arranged on the discharge pipe 316.

In order to realize accurate quantitative delivery of the quantitative impeller 32, the drive motors in the first and second embodiments of the rotary drive mechanism are set as stepping motors, which have high control precision and stable rotation speed, and thus can improve the rotation speed precision of the quantitative impeller 32.

In addition to the technical features described in the specification, the technology is known to those skilled in the art.

The above description is provided for the preferred embodiments and examples of the present invention with reference to the accompanying drawings, but the present invention is not limited to the above embodiments and examples, and it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit of the present invention, and these modifications and variations should be construed as the protection scope of the present invention.

Claims

1. A pneumatic quantitative conveying mechanism comprises a support frame and is characterized by further comprising an air blower and a quantitative mechanism, wherein the quantitative mechanism comprises a circular cover, a quantitative impeller, a transmission shaft and a rotary driving mechanism, the air blower and the circular cover are arranged on the support frame, the quantitative impeller is arranged in the circular cover and is coaxial with the circular cover, the quantitative impeller comprises a sleeve and partition plates, the partition plates are uniformly distributed on the side wall of the sleeve along the circumferential direction of the sleeve, a first relative movement gap is arranged between the outer end face of each partition plate and the arc-shaped inner end face of the circular cover, a second relative movement gap is arranged between the front end face and the rear end face of each partition plate and the front end face and the rear end face of the circular cover, the partition plates correspondingly divide the inside of the circular cover into a plurality of quantitative grooves, and the transmission shaft is sleeved on the sleeve, the rotary driving mechanism can drive the rotation of quantitative impeller through the transmission shaft set up one on the rear end face of circular cover with quantitative groove matched with air-supply line set up one on the preceding terminal surface of circular cover with the corresponding discharging pipe of air-supply line the upper portion of circular cover sets up an inlet pipe, the air-supply line through a connecting tube with the play tuber pipe of air-blower is connected.

2. The pneumatic quantitative transfer mechanism of claim 1, further comprising a storage hopper, the discharge end of the storage hopper communicating with the feed tube.

3. A pneumatic metering feed mechanism according to claim 2, wherein a feed hose is provided on the outlet pipe.

4. The pneumatic quantitative conveying mechanism of claim 3, wherein the rotary driving mechanism is a driving motor, the driving motor is disposed on the supporting frame, and an output shaft of the driving motor drives the transmission shaft to rotate.

5. The pneumatic quantitative conveying mechanism of claim 3, wherein the rotary driving mechanism comprises a speed reducer and a driving motor, the speed reducer is disposed on the supporting frame, the transmission shaft and the driving motor are correspondingly connected with the speed reducer, and the driving motor can drive the transmission shaft to rotate through the speed reducer.

6. A pneumatic metering delivery mechanism as claimed in claim 4 or claim 5 in which the drive motor is a stepper motor.