CN214916117U - Stirring type reaction kettle - Google Patents

Abstract

The utility model discloses a stirring type reaction kettle, which comprises a kettle body, a support frame, a feed inlet, a discharge port and a power device, wherein the power device is coupled with a stirring mechanism, and a telescopic mechanism is arranged in the stirring mechanism; the first scraping plate matched with the shape of the bottom in the reaction kettle body is additionally arranged on the stirring blade, and the first scraping plate has a rising driving force on fluid, so that the stirring effect of the stirring mechanism in the vertical direction is improved, and impurities are not easy to condense in the reaction kettle body; set up bar connecting block and second in the (mixing) shaft bottom simultaneously and scrape the flitch, avoid the bottom material to precipitate and condense, avoid remaining liquid to remain at the discharge gate and become dry and cause the discharge gate to block up.

Description

Stirring type reaction kettle

Technical Field

The utility model relates to a reation kettle, especially a stirring formula reation kettle belongs to industrial chemicals processing equipment field.

Background

In prior art, chemical stirring formula reation kettle's inside agitating unit is inhomogeneous to the chemical industry raw materials stirring, produces reaction "dead angle" easily, and reation kettle can remain the reactant and can not get the processing when long-term the use inner wall of the jar body, and the bottom material deposits and condenses, influences reaction efficiency.

Chinese continental patent document CN209597099U discloses a stirring type reaction kettle, which comprises a reaction kettle body, an explosion-proof motor, a shaft coupling, a rotating shaft, a stirring rod and a brush plate, wherein stirring equipment is added in the reaction kettle, so that materials can be stirred while reacting, the stirring is uniform, the reaction is sufficient, and the reaction rate is improved. But the brush plate is continuously contacted with the inner wall of the reaction kettle, so that the friction resistance is increased; and the stirring is stopped after the reaction is stopped, the possibility of product residue is still remained during discharging, the residual liquid cannot be cleaned, and the residual liquid is remained at the discharging port and dried, so that the discharging port is blocked.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses an agitating type reation kettle adds on the stirring leaf and establishes the first flitch of scraping that matches with the internal bottom shape of cauldron, sets up bar connecting block and second in the (mixing) shaft bottom and scrapes the flitch, improves the stirring effect of direction about the rabbling mechanism for the inside impurity that condenses of reation kettle body is difficult, avoids the bottom material to precipitate and condenses, avoids remaining liquid at the discharge gate to remain to become dry and causes the discharge gate to block up.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a stirring type reaction kettle comprises a kettle body, wherein a support frame is fixedly connected to the bottom end of the kettle body, a feed inlet is formed in the upper portion of the kettle body, the diameter of the bottom of the kettle body is gradually reduced from top to bottom, a discharge outlet is formed in the bottom of the kettle body, a power device is arranged at the upper end of the kettle body, the power device is in shaft connection with a stirring mechanism, the stirring mechanism comprises a stirring shaft, the stirring shaft is in shaft connection with the power device, at least two groups of stirring blades are connected onto the stirring shaft, a first scraping plate is connected to one end, away from the stirring shaft, of the stirring blade located at the lowest end, the bottom surface of the first scraping plate is a cambered surface matched with the shape of the bottom in the kettle, the width, close to the direction of the stirring shaft, of the front side of the first scraping plate is smaller than the width, close to the inner wall of the kettle body, and the side of the first scraping plate is inclined towards the direction of the stirring shaft and the top of the kettle body; the bottom end of the stirring shaft is provided with a strip-shaped connecting block, two ends of the strip-shaped connecting block are provided with second scraping plates, and the total length of the strip-shaped connecting block and the second scraping plates is equal to the inner diameter of the discharge port; and the stirring shaft is provided with a telescopic mechanism.

Preferably, a push-pull structure is fixed in the telescopic mechanism, the push-pull structure is connected with the stirring shaft through a connecting block, and the bottom of the telescopic mechanism is provided with a through hole corresponding to the stirring shaft; the push-pull structure comprises a push-pull structure and a cylinder.

Preferably, the first flitch of scraping can be dismantled with the position of cauldron internal wall laminating and be connected with the protective sheath, can dismantle to connect including joint, non-metallic bolt fixed.

Preferably, the power device and the push-pull structure comprise a driving motor and a rotating cylinder.

Preferably, the bottom shape of the kettle body comprises a spherical surface shape and a truncated cone shape.

Preferably, a speed reducer is further arranged between the power device and the stirring mechanism.

The utility model has the advantages as follows:

1. the first scraping plate matched with the shape of the bottom in the kettle body is additionally arranged on the stirring blade, so that dead angles of reaction in the kettle are reduced, and the inner wall of the reaction kettle is conveniently cleaned after the reaction is finished; simultaneously through setting up the first flitch side of scraping towards (mixing) shaft direction and the slope of cauldron body top direction, the first flitch of scraping has a driving force that rises to the fluid, improves the stirring effect of rabbling mechanism upper and lower direction for the inside impurity that is difficult for condensing of reation kettle body can derive the resultant fast by high efficiency simultaneously, raises the efficiency.

2. The strip-shaped connecting block and the second scraping plate are arranged at the bottom end of the stirring shaft, so that the raw materials at the bottom of the reaction kettle can be stirred, and the influence on the reaction efficiency caused by the precipitation and condensation of the materials at the bottom end is avoided; when tensile state, flitch and discharge gate laminating are scraped to the second, and the cooperation (mixing) shaft is rotatory to clear away the remaining liquid of discharge gate totally, avoids remaining liquid to remain the drying-out at the discharge gate and causes the discharge gate to block up.

3. The setting of telescoping device makes when original state, and the flitch is scraped to first flitch and second all not with reation kettle inner wall contact, does not increase extra frictional resistance, and the flitch homoenergetic is scraped to first flitch and second simultaneously and makes stirring effect more abundant, even.

4. Add detachable protective sheath at the position of scraping flitch and the laminating of cauldron internal wall, the flitch is scraped in the effective protection of convenient change, reduce cost.

Drawings

Fig. 1 is a schematic view of an overall structure of a stirred tank reactor in an original state according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a stirred tank reactor in an extended state according to an embodiment of the present invention.

Fig. 3 is a schematic perspective view of a scraping plate according to an embodiment of the present invention.

Fig. 4 is a schematic perspective view of the scraping plate and the protective sleeve according to the embodiment of the present invention.

Wherein: 1-kettle body, 2-support frame, 3-feed inlet, 31-sealing rubber ring, 4-discharge outlet, 5-stirring mechanism, 51-stirring shaft, 511-cavity, 52-first scraping plate, 521-bottom surface of first scraping plate, 522-top surface of first scraping plate, 523-side surface of first scraping plate, 524-protective sleeve, 53-stirring blade, 54-bar-shaped connecting block, 541-second scraping plate, 6-power device and 61-speed reducer. 7-telescoping mechanism, 71-push-pull structure, 72-connecting block, 73-through hole.

Detailed Description

The following description specifically describes a structure of a stirred tank reactor according to the present invention with reference to fig. 1 to 4.

A stirring type reaction kettle comprises a kettle body 1, wherein the bottom of the kettle body 1 is in a conical frustum shape, a support frame 2 is fixedly connected to the bottom end of the kettle body 1, a feed inlet 3 is formed in the upper part of the kettle body, a discharge outlet 4 is formed in the bottom of the kettle body, and sealing rubber rings 31 are arranged in the feed inlet 3 and the discharge outlet 4; the upper end of the kettle body 1 is provided with a power device 6, and the power device 6 is coupled with a stirring mechanism 5. A speed reducer 61 is also arranged between the power device 6 and the stirring mechanism 5.

Stirring mechanism 5 is including (mixing) shaft 51, (mixing) shaft 51 and 6 coupling of driving motor are connected, it is no less than two sets of stirring leaf 53 to be connected with on the (mixing) shaft 51, and the one end that is located stirring leaf 53 of lower extreme and keeps away from (mixing) shaft 51 is connected with first flitch 52 of scraping, first flitch bottom surface 521 for with the bottom shape assorted cambered surface in the cauldron body 1, first flitch front 522 of scraping is less than the width of pressing close to cauldron body 1 inner wall near the width of (mixing) shaft 51 direction, first flitch side 523 is towards (mixing) shaft 51 direction and the slope of cauldron body 1 top direction, first flitch 52 of scraping has a driving force that rises to the fluid, the stirring effect of orientation about improvement stirring mechanism 5 for the inside impurity that is difficult for condensing of cauldron body 1, simultaneously can high-efficiently derive the resultant fast, raise the efficiency.

The bottom end of the stirring shaft 51 is provided with a bar-shaped connecting block 54, the two ends of the bar-shaped connecting block 54 are both provided with a second scraping plate 541, and the total length of the bar-shaped connecting block 54 and the second scraping plate 541 is equal to the inner diameter of the discharge port 4.

Preferably, the first scraper plate 521 is connected with a protective sleeve 524 through being detachable at the position attached to the inner wall of the kettle body 1, and the detachable connection mode includes clamping and non-metal bolt fixing.

The stirring shaft 51 is provided with a telescopic mechanism 7. A push-pull structure 71 is fixed in the telescopic mechanism 7, the push-pull structure 71 is connected with the stirring shaft 51 through a connecting block 72, and the bottom of the telescopic mechanism 7 is provided with a through hole 76 corresponding to the stirring shaft 51; the push-pull structure 71 comprises a push-pull structure and an air cylinder, and the through hole 76 is in interference fit with the stirring shaft 51.

Preferably, the power device 6 is a driving motor.

When the reaction kettle is used, raw materials are introduced into the kettle body 1 from the feeding hole 3, the power device 6 is started, the power device 6 drives the stirring shaft 51 to rotate, and the stirring blades 53 stir the raw materials, so that the raw materials are fully reacted; at this time, the telescopic mechanism 7 is in a stretching state; the sliding block 73 in the telescopic mechanism 7 is in a position abutting against the first limiting block 74, the first scraping plate 52 is not in contact with the bottom of the kettle body 1, and the second scraping plate 541 is not in contact with the discharge port 4; bar connecting block 54 is located the lower extreme of (mixing) shaft 51 simultaneously, also can play the stirring effect to the raw materials of reation kettle bottom for the reaction is more even, avoids the bottom material to precipitate and condenses, influences reaction efficiency

After the reaction is finished, stopping the power device 6, opening the discharge hole, and simultaneously opening the push-pull structure 71, so that the connecting block 72 drives the stirring shaft 51 to move downwards, and the telescopic mechanism 7 is in a stretching state; when the connecting block 72 contacts the second limiting block 75, the first scraping plate 52 contacts the bottom of the kettle body 1, and the second scraping plate 541 contacts the discharge hole 4; at this point the push-pull structure 71 stops; and starting the power device 6 again, and driving the stirring mechanism 5 to rotate at a low speed under the action of the speed reducer 61 until the discharging is finished.

When tensile state, the flitch is scraped with 52 laminating in the 1 bottom of the cauldron body, and flitch 541 is scraped with discharge gate 4 to the second, and cooperation (mixing) shaft 51 is rotatory to clear away the remaining liquid in the 1 bottom of the cauldron body and discharge gate 4 totally for the difficult impurity that condenses in the 1 bottom of the cauldron body avoids remaining the liquid and remains the dry-out at discharge gate 4 and cause discharge gate 4 to block up.

Claims (6)

1. A stirring type reaction kettle comprises a kettle body (1), wherein a support frame (2) is fixedly connected with the bottom end of the kettle body (1), a feed inlet (3) is formed in the upper portion of the kettle body, the diameter of the bottom of the kettle body (1) is gradually reduced from top to bottom, a discharge outlet (4) is formed in the bottom of the kettle body (1), a power device (6) is arranged at the upper end of the kettle body (1), the power device (6) is in shaft connection with a stirring mechanism (5), the stirring mechanism (5) comprises a stirring shaft (51), the stirring shaft (51) is in shaft connection with the power device (6), at least two groups of stirring blades (53) are connected onto the stirring shaft (51), one end, far away from the stirring shaft (51), of the stirring blade (53) at the lowest end is connected with a first scraping plate (52), the bottom surface (521) of the first scraping plate (52) is an arc surface matched with the shape of the bottom portion in the kettle body (1), the width of the front surface of the first scraping plate (52) close to the stirring shaft direction is smaller than the width close to the inner wall of the kettle body, and the side surface of the first scraping plate (52) inclines towards the stirring shaft direction and the kettle body top direction; the bottom end of the stirring shaft (51) is provided with a strip-shaped connecting block (54), two ends of the strip-shaped connecting block (54) are respectively provided with a second scraping plate (541), and the total length of the strip-shaped connecting block (54) and the second scraping plates (541) is equal to the inner diameter of the discharge hole (4); and a telescopic mechanism (7) is arranged on the stirring shaft (51).

2. The stirred tank reactor according to claim 1, wherein the push-pull structure (71) is fixed in the telescopic mechanism (7), the push-pull structure (71) is connected with the stirring shaft (51) through a connecting block (72), and the bottom of the telescopic mechanism (7) is provided with a through hole (76) corresponding to the stirring shaft (51); the push-pull structure (71) comprises an air cylinder, an oil cylinder and a screw rod structure.

3. The stirring type reaction kettle of claim 1, wherein the position of the first scraper plate (52) attached to the inner wall of the kettle body (1) is detachably connected with a protective sleeve (524), and the detachable connection comprises clamping and non-metal bolt fixing.

4. A stirred tank reactor as claimed in claim 1, wherein the power unit (6) comprises a drive motor, a rotary cylinder.

5. A stirred tank reactor as claimed in claim 1, characterized in that the bottom of the tank body (1) has a spherical or truncated conical shape.

6. A stirred tank reactor as claimed in claim 1, characterized in that a reduction gear (61) is arranged between the drive (6) and the stirring element (5).

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