CN112090323A

CN112090323A - Pulping tank

Info

Publication number: CN112090323A
Application number: CN202010995993.6A
Authority: CN
Inventors: 任善朝
Original assignee: Taizhou Yifan Environmental Protection Equipment Technology Co ltd
Current assignee: Taizhou Yifan Environmental Protection Equipment Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2020-12-18

Abstract

The utility model relates to a making beating jar, including the frame, set up the jar body in the frame, still including being in jar driving motor of body below, rotate the pivot of connection in jar internal, driving motor drive pivot rotates, the pivot passes through mechanical seal and realizes the sealing connection with jar body bottom, the pivot is located coaxial coupling has first impeller on jar internal tip, first impeller is close to the bottom of the jar body. The direct bottom of following jar body of pivot penetrates jar internal, is in pivot length between first impeller and the jar body bottom short, when driving motor drives the pivot and rotates, the centrifugal force that first impeller received transmits the bottom of jar body through the pivot more easily, and the pivot is difficult to appear rocking, and the rotational speed of pivot obtains the guarantee to drive first impeller and carry out rapid mixing to jar internal thick liquids, effectively improve stirring efficiency.

Description

Pulping tank

Technical Field

The application relates to the field of stirring equipment, in particular to a pulping tank.

Background

The pulping tank is formed by fully crushing raw materials and auxiliary agents and mixing the raw materials and the auxiliary agents with water.

The traditional pulping tank is mostly top transmission, a driving motor is installed at the top of the machine body, one end of a rotating shaft is connected to an output shaft of the driving motor, and the other end of the rotating shaft extends into the machine body. In order to increase the capacity of the pulp, the body of the pulping tank is often provided with a large volume. And the thick liquids are mainly in the bottom of organism when stewing, in order to carry out better stirring effect to the thick liquids, the impeller can be installed on the tip that the driving motor was kept away from to the pivot, and the bottom that the impeller is close to the organism promptly.

Foretell pulping tank is at the course of the work, along with the rotation of pivot, the impeller can receive the centrifugal force effect and make the pivot appear rocking, influences the slew velocity of pivot to the stirring rate that makes the impeller can't improve, and then makes thick liquids turn over thick liquid speed inadequately at bucket inner loop, leads to the slurrying time extension.

Disclosure of Invention

In order to improve the making beating efficiency, this application provides a making beating jar.

The application provides a making beating jar adopts following technical scheme:

the utility model provides a making beating jar, includes the frame, sets up the jar body in the frame, still including being in jar driving motor of body below, rotate the pivot of connection in jar internal, driving motor drive pivot rotates, the pivot passes through mechanical seal and realizes the sealing connection with jar body bottom, the pivot is located coaxial coupling has first impeller on jar internal tip, first impeller is close to the bottom of jar body.

Through adopting above-mentioned technical scheme, the pivot is direct to penetrate jar internal from the bottom of jar body, and the pivot length that is in between first impeller and the jar body bottom is short, and when driving motor drove the pivot and rotates, the centrifugal force that first impeller received more easily transmits the bottom of the jar body through the pivot, and the pivot is difficult to appear rocking, and the rotational speed of pivot is protected to drive first impeller and carry out rapid mixing to jar internal thick liquids, effectively improve stirring efficiency.

Optionally, a second impeller is further coaxially connected to the rotating shaft, and the second impeller is located between the first impeller and the bottom of the tank body.

Through adopting above-mentioned technical scheme, the second impeller compares first impeller and is close to the jar body more, and first impeller mainly used drives the thick liquids that are in jar internal chamber and flows, and the thick liquids that the second impeller mainly used drives and sneaks into jar internal flowing thick liquids again at jar body bottom, makes jar internal thick liquids mix more fully.

Optionally, a plurality of shock absorbing members are installed between the frame and the tank body, and the tank body is supported on the frame through the shock absorbing members.

Through adopting above-mentioned technical scheme, when the pivot was being driven the rotation by driving motor, first impeller stirring thick liquids, the thick liquids that flow produced certain impact to the inner wall of the jar body, made jar body produce the vibration, and the shock attenuation piece can effectively absorb jar body to the vibration of frame transmission, reduces the vibration range of the jar body.

Optionally, the frame has four stabilizer blades, and four stabilizer blades are the four corners setting, the shock attenuation piece has four, and four shock attenuation pieces are installed respectively on four stabilizer blades.

Through adopting above-mentioned technical scheme, the gravity of the jar body is born by four shock attenuation pieces jointly, and the focus of shock attenuation piece is in on the center pin of continuous stabilizer blade, and the jar body is split the gravity directly transmit to the stabilizer blade on the vertical direction on, and the gravity transmits subaerially through the stabilizer blade that links to each other again, and the center pin of the shock attenuation piece that the stabilizer blade is corresponding passes through with the weight of the jar body.

Optionally, the central axis of the rotating shaft and the central axis of the tank body are in the same straight line, and the distances from the four damping parts to the rotating shaft are the same.

Through adopting above-mentioned technical scheme, the damper mostly has the structure of spring to utilize the characteristics of the compression deformation of spring to carry out the shock attenuation. When the tank body applies larger pressure to any one damping piece, the other three damping pieces can reversely inhibit the damping piece with larger pressure from deforming by a large margin, the rotating shaft is positioned at the centers of the four damping pieces, and the tank body at the connecting part of the rotating shaft has smaller vibration amplitude, so that the influence on the working of the rotating shaft is further reduced.

Optionally, the first impeller includes first mounting disc and a plurality of first paddle of installing on first mounting disc, the second impeller includes second mounting disc and a plurality of second paddle of installing on the second mounting disc, first mounting disc and second mounting disc all with pivot coaxial coupling, the ascending length of second paddle in jar body radial direction is less than the length of first paddle.

Through adopting above-mentioned technical scheme, the second impeller is close to the center of the jar body more than first impeller, first impeller mainly used drives the thick liquids that are in jar internal chamber and flows, consequently, the longer setting of length of first paddle can promote more thick liquids and move, and the second impeller is close to the bottom of the jar body, in addition the jar body has certain vibration, for the bottom that reduces second impeller and jar body bumps, the length of second paddle needs the short that sets up, make second paddle work in jar body bottom vibration range that the range is little.

Optionally, the side walls of the two sides of the first paddle are inclined planes parallel to each other, and the side walls of the two sides of the second paddle are inclined planes parallel to each other.

Through adopting above-mentioned technical scheme, when rotating along with the pivot, the lateral wall of first paddle and second paddle all is used for promoting thick liquids, and the lateral wall that the slope set up can part the thick liquids more conveniently, reduces the hindrance of thick liquids, makes the removal of first paddle and second paddle in thick liquids more convenient, reduces the power requirement to driving motor.

Optionally, the output shaft of the driving motor vertically faces the rotating shaft, and a coupler is connected between the output shaft of the driving motor and the rotating shaft.

Through adopting above-mentioned technical scheme, when driving motor's output shaft and pivot were not fit, driving motor can be connected with the pivot through the shaft coupling, compare in installing bevel gear respectively on pivot and driving motor output shaft and carry out driven mode, and driving motor is difficult to receive external disturbance to the power transmission between the pivot, can reduce and maintain the frequency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the length of the rotating shaft in the tank body is effectively controlled by arranging the driving motor at the bottom of the tank body, so that the rotating shaft is not easy to shake during rotation, the rotating speed of the first impeller is increased, and the pulping efficiency is improved;

2. through setting up the first impeller and the second impeller of variation in size, when fully stirring the thick liquid of jar internal, can also scrape the thick liquids of jar body bottom, improve the concentration of thick liquid.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present application.

Fig. 2 is a partial sectional view of embodiment 1 of the present application.

Fig. 3 is a schematic structural view of a first impeller and a second impeller in embodiment 1 of the present application.

Fig. 4 is a schematic structural view of an automatic stirring assembly according to embodiment 2 of the present application.

Description of reference numerals: 1. a frame; 11. a support leg; 12. a shock absorbing member; 2. a tank body; 21. a cover plate; 22. a discharge pipe; 3. a rotating shaft; 4. a drive motor; 5. a coupling; 6. a first impeller; 61. a first mounting plate; 62. a first blade; 7. a second impeller; 71. a second mounting plate; 72. a second blade; 8. an automatic stirring assembly; 81. a follower; 811. a flow baffle plate; 82. scraping the material; 821. an annular member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Example 1:

the embodiment of the application discloses a pulping tank. Referring to fig. 1, the pulping tank comprises a frame 1, a tank body 2 arranged on the frame 1, a rotating shaft 3 rotatably connected in the tank body 2, and a driving motor 4 for driving the rotating shaft 3 to rotate. The driving motor 4 is positioned under the tank body 2 and fixed on the frame 1, and the output shaft of the driving motor 4 is vertically upward and connected with the coupling 5. Referring to fig. 2, one end of the rotating shaft 3 is located in the tank 2 and is coaxially connected with a first impeller 6 and a second impeller 7, and the other end of the rotating shaft 3 penetrates through the tank 2 and is connected to the coupling 5. The sealing between the rotating shaft 3 and the bottom of the tank body 2 is realized through mechanical sealing. When the driving motor 4 works, the rotating shaft 3 drives the first impeller 6 and the second impeller 7 to synchronously rotate through the transmission of the coupler 5.

Referring to fig. 1 and 2, the frame 1 has four support legs 11, and the four support legs 11 are disposed at four corners. The length of the support leg 11 is larger than the maximum length of the motor and the coupling 5 when combined together, so that when the rack 1 is supported on the ground through the support leg 11, a certain distance exists between the bottom of the motor and the ground, and the motor is prevented from contacting the ground. The top of frame 1 is installed and is had damping member 12, and damping member 12 has four equally, and four damping member 12 respectively with stabilizer blade 11 one-to-one. The shock absorbing members 12 are installed above the respective legs 11. Each damping part 12 is formed by combining a plurality of springs, one end of each spring is connected to the top of the frame 1, and the other end of each spring is connected to the bottom of the tank body 2. The entire tank 2 is supported on the frame 1 by all the springs together.

Referring to fig. 1 and 2, the tank 2 is cylindrical, the central axis of the tank 2 and the central axis of the rotating shaft 3 are on the same straight line, and the horizontal distances from the centers of the four shock-absorbing members 12 to the rotating shaft 3 are the same. The length of the end part of the rotating shaft 3 in the tank body 2 is not more than one third of the height of the tank body 2, and as long as the installation requirements of the first impeller 6 and the second impeller 7 are met, the length of the end part of the rotating shaft 3 in the tank body 2 is as short as possible. First impeller 6 and second impeller 7 from last down install in proper order on pivot 3, have certain distance between first impeller 6 and the second impeller 7.

Referring to fig. 2 and 3, the first impeller 6 and the second impeller 7 are similar in shape, the largest difference between the first impeller 6 and the second impeller 7 is the difference in size, and the size of the first impeller 6 is twice that of the second impeller 7. The first impeller 6 includes a first mounting plate 61 coaxially connected to the rotating shaft 3 and a plurality of first blades 62 mounted on the first mounting plate 61, and side walls of both sides of the first blades 62 are inclined planes parallel to each other. The second impeller 7 includes a second mounting plate 71 coaxially connected to the rotating shaft 3 and a plurality of second blades 72 mounted on the second mounting plate 71, and side walls of both sides of the second blades 72 are inclined planes parallel to each other.

Referring to fig. 2, the top of the tank body 2 is a feed inlet, and the top of the tank body 2 is hinged with a cover plate 21. The bottom of the tank body 2 is connected with a discharge pipe 22, and the discharge pipe 22 is provided with a valve for controlling the on-off of the discharge pipe 22. The valves may be manually controlled or electronically controlled.

The implementation principle of the beating tank in the embodiment of the application is as follows: when the driving motor 4 starts to work, the driving motor 4 drives the rotating shaft 3 to rotate through the coupler 5, the first impeller 6 and the second impeller 7 on the rotating shaft 3 rotate and push the slurry in the tank body 2 to flow, the contact area between the first paddle 62 on the first impeller 6 and the slurry is large, and the flowing of the slurry can be accelerated. The second impeller 7 is close to the bottom of the tank body 2, and the second impeller 7 can scrape the slurry attached to the bottom of the tank body 2 while rotating, so that the concentration of the slurry in the slurry is improved.

Example 2:

the present example differs from embodiment 1 in that: also comprises an automatic stirring component 8 arranged in the tank body 2. Referring to fig. 4, the automatic stirring assembly 8 includes a follower 81 slidably coupled to the inner wall of the can body 2 and a scraper 82 slidably coupled to the bottom of the can body 2. The follower 81 is formed in an annular shape, a baffle plate 811 extending toward the center of the can body 2 is fixed to an inner side wall of the follower 81, and a distance is provided between the baffle plate 811 and the first paddle 62. The baffle plates 811 are provided in plural numbers, and the plural baffle plates 811 are uniformly distributed on the inner wall of the follower 81 around the central axis of the can body 2. One end of the scraping member 82 is connected to the follower 81, and the other end of the scraping member 82 faces the rotary shaft 3. The side walls of the two sides of the scraping piece 82 are inclined guide surfaces, the cross section of the scraping piece 82 is isosceles trapezoid, the width of the bottom surface of the scraping piece 82 is larger than the width of the top of the scraping piece 82, and the bottom surface of the scraping piece 82 is attached to the bottom surface of the tank body 2.

There are three scraper members 82, and the three scraper members 82 are evenly distributed around the rotary shaft 3. The ends of the three scraping members 82 remote from the follower 81 are connected together to form a ring-shaped member 821, an annular groove is opened on the bottom of the tank body 2, the ring-shaped member 821 is filled in the annular groove, and the ring-shaped member 821 is rotatably connected in the annular groove. The first paddle 62 is located higher in the tank 2 than the scraper 82 and the annular member 821, while the second paddle 72 is close in height to the scraper plate, but the second paddle 72 is located in the annular member 821.

When the rotating shaft 3 rotates, the first paddle 62 and the second paddle 72 work on the slurry, and most of the slurry runs along the inner side wall of the tank body 2 in the circumferential direction under the centrifugal action. The baffle 811 is pushed by the slurry to drive the follower 81 to rotate around the inner wall of the tank 2. The follower 81 simultaneously carries the three scraping elements 82 in rotation on the bottom of the tank 2 around the axis of rotation 3. The scraping member 82 scrapes off the slurry adhered to the bottom of the tank body 2 in the passing area while moving. The scraping piece 82 and the second blade 72 are combined together for use, so that the slurry on one side, close to the inner wall, of the bottom of the tank body 2 can be cleaned, the slurry on the bottom, close to the center, of the tank body 2 can be cleaned, and the concentration of the slurry in the slurry is further improved.

The discharge gate that sets up on jar body 2 bottom has two, and two discharge gates symmetry respectively set up the both sides in jar body 2 bottom. When the pulping tank is in operation, the positions of the three scraping pieces 82 are not manually controlled. The number of the scraping members 82 is set to three, and the number of the discharge ports is set to two, namely, the discharge ports are prevented from being completely shielded by the scraping members 82. The bottom of the tank body 2 is divided into three regions by the three scraping pieces 82, the three regions can be communicated with one or even all discharge ports all the time, an operator can stop the driving motor 4 at any time, the valves on the two ports are opened, and slurry in the tank body 2 can smoothly flow out of the discharge ports.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pulping tank, includes frame (1), sets up jar body (2) in frame (1), its characterized in that: still including being in driving motor (4), the rotation of the connection of jar body (2) below pivot (3) in jar body (2), driving motor (4) drive pivot (3) rotate, pivot (3) realize through mechanical seal with the sealing connection of jar body (2) bottom, coaxial coupling has first impeller (6) on pivot (3) are in the tip of jar body (2), first impeller (6) are close to the bottom of jar body (2).

2. The pulping tank of claim 1, wherein: the rotating shaft (3) is also coaxially connected with a second impeller (7), and the second impeller (7) is positioned between the first impeller (6) and the bottom of the tank body (2).

3. The pulping tank of claim 2, wherein: a plurality of shock absorbing members (12) are installed between the rack (1) and the tank body (2), and the tank body (2) is supported on the rack (1) through the shock absorbing members (12).

4. A pulping tank according to claim 3, characterized in that: the rack (1) is provided with four support legs (11), the four support legs (11) are arranged at four corners, the four damping parts (12) are four, and the four damping parts (12) are respectively arranged on the four support legs (11).

5. The pulping tank of claim 4, wherein: the central axis of the rotating shaft (3) and the central axis of the tank body (2) are positioned on the same straight line, and the distances from the four shock absorbing parts (12) to the rotating shaft (3) are the same.

6. The pulping tank of claim 2, wherein: first impeller (6) include first mounting disc (61) and a plurality of first paddle (62) of installing on first mounting disc (61), second impeller (7) include second mounting disc (71) and a plurality of second paddle (72) of installing on second mounting disc (71), first mounting disc (61) and second mounting disc (71) all with pivot (3) coaxial coupling, second paddle (72) are less than the length of first paddle (62) in jar body (2) radial direction ascending length.

7. The pulping tank of claim 6, wherein: the side walls of the two sides of the first paddle (62) are inclined planes which are parallel to each other, and the side walls of the two sides of the second paddle (72) are inclined planes which are parallel to each other.

8. The pulping tank of claim 1, wherein: the output shaft of the driving motor (4) vertically faces the rotating shaft (3), and a coupler (5) is connected between the output shaft of the driving motor (4) and the rotating shaft (3).