CN109173334B

CN109173334B - A draw jar for medicament production

Info

Publication number: CN109173334B
Application number: CN201811158243.2A
Authority: CN
Inventors: 林燕南
Original assignee: Suzhou Geshen Pharmaceutical Equipment Engineering Technology Co ltd
Current assignee: Suzhou geshen pharmaceutical equipment Engineering Technology Co.,Ltd.
Priority date: 2018-09-30
Filing date: 2018-09-30
Publication date: 2021-02-02
Anticipated expiration: 2038-09-30
Also published as: CN109173334A

Abstract

The invention provides an extraction tank for medicament production, which comprises a top cover, a liquid inlet pipe, a cooling water return pipe, a tank body, a front-end mounting cylinder, a rear-end mounting cylinder, a cover plate, a sliding baffle, a positioning clamping support rod, a handle and a positioning rod, wherein the top cover is provided with a plurality of openings; the whole medicine containing cage is arranged in a circular cylinder shape, four through grooves are arranged on the outer wall of the circumference of the medicine containing cage in an annular array mode, a metal net covers the three through grooves, an arc-shaped blocking cover is arranged on the remaining through groove in a locking mode, and a metal net covers a supporting cover ring at the front end of the medicine containing cage; the middle position of the end face of the back of the plugging plate is supported and welded with a rectangular top frame, when the plugging plate locking cover is arranged on the front end mounting cylinder, the rectangular top frame can be fixed and leaned against two handles at the front end of the medicine containing cage, the four bending top plates are arranged, and the four bending top plates can be propped against and positioned on the medicine containing cage, so that interference sliding of the medicine containing cage is avoided.

Description

A draw jar for medicament production

Technical Field

The invention belongs to the technical field of extraction tanks, and particularly relates to an extraction tank for medicament production.

Background

The extraction tank is a leaching extraction device commonly used in pharmaceutical and chemical industries, and is particularly suitable for leaching and extracting components contained in plant products. The structure comprises a tank body, a spiral propeller or a propeller arranged at an axial position in the tank body and connected with a rotating shaft disc outside the tank body, and is characterized by comprising a group of inclined continuous countercurrent leaching extraction single tanks, wherein a discharge port is connected with a feed port to form a communicating device, the upper part of the lower end of each single tank body is provided with the feed port, the lower part of each single tank body is provided with a residual liquid discharge port, the upper part of the high end of the tank body is provided with a liquid inlet or an exhaust port, and the lower.

Through searching for example patent with patent number CN106582059B, an extraction tank is disclosed, which comprises a tank body, a heating spacer bush is arranged on the outer wall of the tank body, a heating medium inlet and outlet interface is arranged on the heating spacer bush, and a feeding port and a demister interface are arranged at the top of the tank body; the stirring mechanism is characterized in that a stirring motor is matched with a stirring speed reducer, a stirring shaft is positioned in the cavity of the tank body, a stirring shaft supporting frame is fixed with the cavity wall of the cavity of the tank body, and a shaft body of the stirring shaft is provided with a stirring paddle; the acting cylinder is arranged on the tank body, one side of the slag discharge door is hinged with the tank body, the other side of the slag discharge door is connected with the acting cylinder column, and the center of the slag discharge door is provided with an extracting solution outlet; a plurality of side formula wiper mechanism establishes on the lateral wall of jar body and stretches into jar body intracavity, characteristics: the stirring paddle consists of a ribbon support and a ribbon, the ribbon support is fixed with the stirring shaft, and the ribbon is fixed on the ribbon support and keeps a distance from the stirring shaft and the cavity wall of the tank body cavity. The interchangeability requirement of cold and hot areas is met, and the uniform effect of the material temperature is ensured; the moment influence and the stress degree of the stirring shaft are reduced, and the deformation is avoided; the cleaning effect is good.

For another example, patent No. CN206613211U discloses an extraction tank, which comprises an extraction tank body, a cooling tank, a piston, a filter screen, and a water gun, wherein the extraction tank body is composed of a sealing cover and a sealing bin; the liquid outlet pipe is connected with the cooling tank, and a spiral pipe is fixed inside the cooling tank; the piston is attached to the inner wall of the sealed bin, the center of the piston is hollowed, the piston is connected with a piston rod, the piston rod penetrates through a through hole in the sealed bin, a sealing rubber block is arranged in the through hole, the piston rod is divided into two sections, the two sections are hinged to each other, the top of the piston rod is connected with a crankshaft, a filter screen is embedded into a groove, and the water gun is annularly fixed to the top of the sealed bin. According to the invention, the piston in the extraction tank moves up and down to stir up and down water, the medicine dregs in the extraction tank are on the filter screen, the separation of the medicine dregs is realized during extraction, the outlet cannot be blocked, the piston is attached to the bin wall of the sealed bin, the bin wall is cleaned by the piston, and a water gun can be introduced into the extracting solution and clean the sealed bin.

Based on above-mentioned two patents and combine prior art inventor discovery, current equipment can carry out conventional use of drawing, but it exists in practical application, mostly set up in order to realize the thermally equivalent and install agitating unit, cause the equipment volume great, mechanical transmission structure is comparatively complicated, the manufacturing cost and the degree of difficulty of equipment are all great, and the effect of stirring of rolling is relatively poor, lead to the not good thermally equivalent that carries on of root and leaf section of chinese medicine plant, and then cause the incomplete problem of the medicament composition analysis of chinese medicine plant root and leaf section.

In view of the above, research and improvement are made on the existing structure and defects, and an extraction tank for medicament production is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides an extraction tank for medicament production, which aims to solve the problems that the existing extraction tank is mostly provided with a stirring device for realizing uniform heating, so that the equipment is large in size, complicated in mechanical transmission structure, high in production cost and difficulty, and poor in rolling and stirring effects.

The purpose and the effect of the extraction tank for medicament production are achieved by the following specific technical means:

an extraction tank for medicament production comprises a top cover, a liquid inlet pipe, a cooling water return pipe, a tank body, a front end mounting cylinder, a rear end mounting cylinder, a bent top plate, a rail supporting plate, a bottom cover, a liquid outlet pipe, a water pump water outlet pipe, a water pump water inlet pipe, a plugging plate, a locking hand wheel, a control electric box, a medicament containing cage, a plugging cover, a cover plate, a sliding baffle, a positioning clamping supporting rod, a handle and a positioning rod; the top end and the tail end of the tank body are respectively locked with a top cover and a bottom cover, and the centers of the top cover and the bottom cover are respectively supported upwards and downwards to be communicated with a liquid inlet pipe provided with a valve and a liquid outlet pipe provided with a valve; the middle position of the circumferential outer wall of the tank body is symmetrically provided with a front end mounting cylinder and a rear end mounting cylinder in a protruding mode, the front end mounting cylinder and the rear end mounting cylinder are both arranged in a square mode, the opening of the front end mounting cylinder is covered with a square plugging plate, and the square plugging plate is rotatably provided with two locking hand wheels for jacking and positioning through the left side and the right side of the front end mounting cylinder; a water pump is supported and installed on the rear side of the tank body, a water pump water outlet pipe of the water pump penetrates through the wall of the rear end installation cylinder to be protruded and inserted into the tank body, and a water pump water inlet pipe of the water pump penetrates and is inserted into the bottom cover; a control electric box is arranged on a support frame of the water pump, and two contactors, a temperature controller and a time controller are integrally arranged in the control electric box; a convolute cooling water pipe is hung in the top cover, and two ends of the cooling water pipe are respectively communicated with a cooling water inlet pipe and a cooling water return pipe in a supporting manner; a rotary heating pipe is supported and installed inside the bottom cover; the middle position of the inner space of the tank body is in an annular row, and four track supporting plates are welded in a supporting mode and correspond to the height positions of the front end mounting cylinder and the rear end mounting cylinder; the whole medicine containing cage is arranged in a circular cylinder shape, four through grooves are arranged on the outer wall of the circumference of the medicine containing cage in an annular array, wherein the three through grooves are covered with a metal net, the rest through groove is locked and covered with a cover plate, and a front end supporting cover ring of the medicine containing cage is also covered with the metal net; the middle position of shutoff board back end face supports the welding and has a rectangle top frame, when the shutoff board locking lid was arranged in on the front end installation section of thick bamboo, this rectangle top frame can be decided and lean on two departments of flourishing medicine cage front end on hand.

Furthermore, the whole block cover is arranged in a circular shape, two lifting rings are symmetrically welded at the left side and the right side of the outer wall of the circumference of the block cover, one hanging ring is supported and welded on the end faces of the outer sides of the two lifting rings, two positioning rings are symmetrically welded at the top end of the inner ring wall of the circumference at the rear end of the medicine containing cage, and two tension springs are symmetrically hung between the two positioning rings and the two hanging rings.

Furthermore, a chute is arranged in the middle of each of the four circumferential framework supporting plates of the medicine containing cage, and the medicine containing cage is inserted into the tank body in a sliding manner through the four chutes and the four rail supporting plates correspondingly.

Furthermore, a central circular hole is formed in the circular baffle on the rear side of the medicine containing cage in a penetrating mode, and the circular blocking cover is plugged in the central circular hole by pulling down two spring fasteners on the left side and the right side of the circular blocking cover.

Furthermore, the back end face of the circular baffle at the rear side of the medicine containing cage is provided with two positioning rods which are symmetrically supported and welded up and down, the two positioning rods are correspondingly provided with two convex sliding baffles in a sliding manner, the two positioning rods are sleeved with two springs, and the four springs are positioned between the two sliding baffles and the four supporting lug plates at the left end and the right end of the two positioning rods.

Further, all support the welding on the slide damper and have a handle, and rotate the cover and establish a locator card vaulting pole on the upside support round bar of left side handle, the head end position of this locator card vaulting pole supports and is provided with a draw-in groove.

Furthermore, four bent top plates are symmetrically supported on the inner wall of the rear side of the rear end mounting cylinder, and when the medicine containing cage is inserted into the tank body in a sliding mode, the circular baffle at the rear end of the medicine containing cage can abut against the four bent top plates.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the eddy current sprayed from the water outlet pipe of the water pump is used for rolling and stirring the root and leaf sections of the traditional Chinese medicine plants, the stirring effect equivalent to that of a stirring device can be realized, the complicated mechanical transmission structure of the stirring device is omitted, the production cost and the production difficulty of equipment are reduced, the rolling effect is better due to the rotation of the eddy current, the root and leaf sections of the traditional Chinese medicine plants can be continuously rolled and heated and cooked more uniformly and sufficiently, further, the medicament components in the traditional Chinese medicine plants are more easily boiled and separated out, in addition, the medicine containing cage can be taken out in an integral sliding manner, the medicine residues in the medicine containing cage can be conveniently poured, and further, the hand part can be prevented from being scalded by high-temperature liquid.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic diagram of the three-dimensional structure of the present invention.

FIG. 3 is a schematic view of the inside slicing structure of the can body according to the present invention.

FIG. 4 is a schematic view of the three-dimensional structure of the interior of the can body of the present invention.

Fig. 5 is a schematic structural view of the medicine containing cage of the invention.

Fig. 6 is a schematic diagram of the three-dimensional structure of the medicine containing cage of the invention.

Fig. 7 is a schematic view of the sliding structure of the sliding block of the invention.

Fig. 8 is a schematic view of the construction of the closure of the present invention.

FIG. 9 is a schematic view of the internal structure of the bottom cover of the present invention.

Fig. 10 is a schematic view of the internal structure of the top cover of the present invention.

Figure 11 is a schematic diagram of the structure of the plugging plate of the present invention.

Fig. 12 is a schematic view of the water pump outlet pipe structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1-top cover 1, liquid inlet pipe 101, cooling water inlet pipe 102, cooling water return pipe 103, tank body 2, front end installation barrel 201, rear end installation barrel 202, bent top plate 2021, track supporting plate 203, bottom cover 3, liquid outlet pipe 301, water pump 4, water pump outlet pipe 401, water pump inlet pipe 402, plugging plate 5, locking hand wheel 501, control electronic box 6, medicine containing cage 7, plugging cover 701, cover plate 702, sliding baffle 703, positioning clamping support rod 704, handle 705 and positioning rod 706.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 12:

the invention provides an extraction tank for medicament production, which comprises a top cover 1, a liquid inlet pipe 101, a cooling water inlet pipe 102, a cooling water return pipe 103, a tank body 2, a front end mounting cylinder 201, a rear end mounting cylinder 202, a bent top plate 2021, a track supporting plate 203, a bottom cover 3, a liquid outlet pipe 301, a water pump 4, a water pump outlet pipe 401, a water pump inlet pipe 402, a plugging plate 5, a locking hand wheel 501, a control electric box 6, a medicament containing cage 7, a plugging cover 701, a cover plate 702, a sliding baffle 703, a positioning clamping and supporting rod 704, a handle 705 and a positioning rod 706; the top end and the tail end of the tank body 2 are respectively locked with a top cover 1 and a bottom cover 3, and the centers of the top cover 1 and the bottom cover 3 are respectively supported upwards and downwards to be communicated with a liquid inlet pipe 101 provided with a valve and a liquid outlet pipe 301 provided with a valve; a front end mounting cylinder 201 and a rear end mounting cylinder 202 are symmetrically and convexly arranged in the middle of the circumferential outer wall of the tank body 2, the front end mounting cylinder 201 and the rear end mounting cylinder 202 are both in square arrangement, a square plugging plate 5 is covered on an opening of the front end mounting cylinder 201, and the square plugging plate 5 is rotatably provided with two locking hand wheels 501 for jacking and positioning through the left side and the right side of the front end mounting cylinder 201; a water pump 4 is supported and installed on the rear side of the tank body 2, a water pump water outlet pipe 401 of the water pump 4 penetrates through the wall of the rear end installation cylinder 202 to be protruded and inserted into the tank body 2, and a water pump water inlet pipe 402 of the water pump 4 penetrates through and is inserted into the bottom cover 3; a control electric box 6 is arranged on a support frame of the water pump 4, and two contactors, a temperature controller and a time controller are integrally arranged in the control electric box 6; a convolute cooling water pipe is hung in the top cover 1, and two ends of the cooling water pipe are respectively supported and communicated with a cooling water inlet pipe 102 and a cooling water return pipe 103; a rotary heating pipe is supported and installed inside the bottom cover 3; the middle position of the inner space of the tank body 2 is in an annular row, and is welded with four track supporting plates 203, and the four track supporting plates 203 correspond to the height positions of the front end mounting cylinder 201 and the rear end mounting cylinder 202; the whole medicine containing cage 7 is arranged in a circular cylinder shape, four through grooves are arranged on the outer wall of the circumference of the medicine containing cage in an annular array, wherein the three through grooves are covered with a metal net, the remaining through groove is provided with a cover plate 702 in a locking cover manner, and the front end supporting cover ring of the medicine containing cage 7 is also covered with a metal net; the middle position of 5 back terminal surfaces of shutoff board supports the welding and has a rectangle top frame, when 5 locking covers of shutoff board arrange in on front end installation section of thick bamboo 201, this rectangle top frame can be decided and lean on two departments of flourishing medicine cage 7 front end on hand.

The whole plugging cover 701 is arranged in a circular shape, two lifting rings are symmetrically welded at the left side and the right side of the outer wall of the circumference of the plugging cover 701, one hanging ring is supported and welded on the end faces of the outer sides of the two lifting rings, two positioning rings are symmetrically welded at the top end of the inner ring wall of the circumference at the rear end of the medicine containing cage 7, two extension springs are symmetrically hung between the two positioning rings and the two hanging rings, after the plugging cover 701 is ejected out by the water pump water outlet pipe 401, the plugging cover 701 can be lifted and pulled to be close to the upper side of the water pump water outlet pipe 401 under the stretching of the two springs, and therefore the water pump water outlet pipe 401 is prevented from being inserted into a barrier in a sliding mode.

The medicine containing cage 7 is assembled inside the tank body 2 in an inserting and sliding mode through the four chutes and the four track supporting plates 203, the medicine containing cage 7 adopts a detachable drawing assembly mode, medicine dregs inside the medicine containing cage 7 can be conveniently poured out in an integral sliding mode, and compared with an operation mode of taking out and cleaning the medicine dregs from the bottom of the tank body, the operation mode of cleaning the medicine dregs is more convenient and flexible, and the hand part can be prevented from being scalded by high-temperature liquid medicine which is picked out from the bottom of the tank in the process of taking the medicine dregs.

Wherein, a central circular hole is formed in the circular baffle at the rear side of the medicine containing cage 7 in a penetrating manner, the circular blocking cover 701 can be pulled down to insert and cover two spring fasteners at the left side and the right side of the circular blocking cover in the central circular hole, when the medicine containing cage 7 is assembled in a sliding manner, the circular blocking cover 701 can block the central circular hole to prevent medicine dregs from falling out of the central circular hole, and the water pump water outlet pipe 401 ejects and penetrates through the central circular hole after the medicine containing cage 7 is continuously assembled in a sliding manner towards the inside of the tank body 2, the blocking cover 701 can be clamped between the left sliding baffle 703 and the right sliding baffle 703 in the process, so that a spacing distance is kept between the sliding baffles, and the water pump water outlet pipe 401 can penetrate through the spacing space between the two sliding baffles 703 to insert the ejection protrusion of the blocking cover 701 in the inside of the medicine containing cage 7.

Wherein, it has two locating levers 706 to be the upper and lower symmetry support welding on the back terminal surface of flourishing medicine cage 7 rear side circular baffle, it is provided with two convex sliding baffle 703 to correspond to slide on these two locating levers 706, and two locating levers 706 are overlapped and all are equipped with two springs, these four springs are located between two sliding baffle 703 and two locating lever 706 left and right sides both ends's four support otic placodes, when flourishing medicine cage 7 outside slip the in-process of taking out, water pump outlet pipe 401 slides from the inside of center round hole when breaking away from, two sliding baffle 703 can slide to leaning on together and block up the center round hole under two extension spring's top push, and then can avoid its inside dregs of a decoction to deviate from and drop in the inside of end shield 3 and cause the clearance inconvenience at the in-process that flourishing medicine cage 7 slides and takes out.

The sliding baffle 703 is supported and welded with a handle 705, the upper side of the left handle 705 supports a round bar, and is rotatably sleeved with a positioning clamp support rod 704, the head end of the positioning clamp support rod 704 is provided with a clamping groove, the positioning clamp support rod 704 is clamped between the two handles 705 and can support and keep the distance between the two handles, so that the plug cover 701 can be conveniently inserted into the center circular hole and clamped between the two sliding baffles 703.

Four bent top plates 2021 are symmetrically supported on the inner wall of the rear side of the rear end mounting tube 202, when the medicine containing cage 7 is inserted into the tank body 2 in a sliding manner, the circular baffle at the rear end of the medicine containing cage abuts against the four bent top plates 2021, and the four bent top plates 2021 can abut against and position the medicine containing cage 7 to avoid interference sliding.

Wherein, the inside of the horizontal section of turning over of water pump outlet pipe 401 is provided with a section flood dragon water conservancy diversion piece, pressurization liquid medicine can produce the high-speed rotatory eddy current behind the flood dragon water conservancy diversion piece, this eddy current sprays can rotatory arouse its inside traditional chinese medicine granule or the root and leaf section of traditional chinese medicine plant in the inside of containing medicine cage 7, the root and leaf section that makes traditional chinese medicine plant can constantly be kicked up and roll and receive more even abundant heating and boiling, and then its inside medicament composition is more easily cooked and is appeared, and cook the eddy current that appears and can follow the rotation and roll and the outside boiling water intensive mixing of containing medicine cage 7, make the medicament can evenly distributed blend in boiling water.

The specific use mode and function of the embodiment are as follows:

according to the invention, firstly, a medicine containing cage 7 is slidably inserted into a tank body 2, a blocking plate 5 is locked and sealed, then, a cooking liquid is filled through a liquid inlet pipe 101, a circulating cooling water pump is started, finally, heating cooking time and temperature are set, a water pump 4 and a rotary heating pipe are started, cooking is started, steam rises after the cooking liquid is boiled, the steam falls into the cooking liquid again when contacting a convoluted cooling water pipe and is condensed into water drops, and finally, after the cooking time is up, the liquid medicine is discharged through a liquid outlet pipe 301.

Two contactors in the control electronic box 6 respectively correspond control and open and stop water pump 4 and heating pipe, and temperature controller can set for heating temperature and can show the inside temperature of jar body 2 in real time on the digital display panel, and time controller then can set for the whole heating drive circuit of control regularly.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. An extraction tank for medicament production, characterized in that: the extraction tank for medicament production comprises a top cover (1), a liquid inlet pipe (101), a cooling water inlet pipe (102), a cooling water return pipe (103), a tank body (2), a front end mounting cylinder (201), a rear end mounting cylinder (202), a bent top plate (2021), a track supporting plate (203), a bottom cover (3), a liquid outlet pipe (301), a water pump (4), a water pump water outlet pipe (401), a water pump water inlet pipe (402), a plugging plate (5), a locking hand wheel (501), a control electric box (6), a medicament containing cage (7), a plugging cover (701), a cover plate (702), a sliding baffle (703), a positioning clamping supporting rod (704), a handle (705) and a positioning rod (706); the top end and the tail end of the tank body (2) are respectively locked with a top cover (1) and a bottom cover (3), and the centers of the top cover (1) and the bottom cover (3) are respectively supported upwards and downwards to be communicated with a liquid inlet pipe (101) provided with a valve and a liquid outlet pipe (301) provided with a valve; the middle position of the circumferential outer wall of the tank body (2) is symmetrically convexly provided with a front end mounting cylinder (201) and a rear end mounting cylinder (202), the front end mounting cylinder (201) and the rear end mounting cylinder (202) are both arranged in a square shape, the upper cover of the opening of the front end mounting cylinder (201) is provided with a square plugging plate (5), and the square plugging plate (5) is rotatably provided with two locking hand wheels (501) through the left side and the right side of the front end mounting cylinder (201) for jacking and positioning; a water pump (4) is supported and installed on the rear side of the tank body (2), a water pump water outlet pipe (401) of the water pump (4) penetrates through the wall of the rear end installation cylinder (202) to be protruded and inserted into the tank body (2), and a water pump water inlet pipe (402) of the water pump (4) penetrates and is inserted into the bottom cover (3); a control electric box (6) is arranged on a support frame of the water pump (4), and two contactors, a temperature controller and a time controller are integrally arranged in the control electric box (6); a convolute cooling water pipe is hung in the top cover (1), and two ends of the cooling water pipe are respectively supported and communicated with a cooling water inlet pipe (102) and a cooling water return pipe (103); a rotary heating pipe is supported and installed inside the bottom cover (3); the middle position of the inner space of the tank body (2) is in an annular row, and four track supporting plates (203) are welded in a supporting mode, and the four track supporting plates (203) correspond to the height positions of the front end mounting cylinder (201) and the rear end mounting cylinder (202); the whole medicine containing cage (7) is arranged in a circular cylinder shape, four through grooves are formed in the outer wall of the circumference of the medicine containing cage in an annular array mode, a metal net covers the three through grooves, a cover plate (702) is arranged on the locking cover on the rest through groove, and a metal net covers the front end supporting cover ring of the medicine containing cage (7); the middle position of the back end face of the plugging plate (5) is supported and welded with a rectangular top frame, and when the plugging plate (5) is locked and covered on the front end mounting cylinder (201), the rectangular top frame can be fixed on two handles at the front end of the medicine containing cage (7).

2. Extraction tank for pharmaceutical production according to claim 1, characterized in that: the whole blocking cover (701) is arranged circularly, two lifting rings are symmetrically welded at the left side and the right side of the outer wall of the circumference of the blocking cover, one hanging ring is also supported and welded on the end faces of the outer sides of the two lifting rings, two positioning rings are symmetrically welded at the top end of the inner ring wall of the circumference at the rear end of the medicine containing cage (7), and two tension springs are symmetrically hung between the two positioning rings and the two hanging rings.

3. Extraction tank for pharmaceutical production according to claim 1, characterized in that: the middle parts of the four circumferential framework supporting plates of the medicine containing cage (7) are provided with a sliding groove, and the medicine containing cage (7) is inserted into the tank body (2) in a sliding manner through the corresponding insertion of the four sliding grooves and the four track supporting plates (203).

4. Extraction tank for pharmaceutical production according to claim 1, characterized in that: a central round hole is arranged on the circular baffle plate at the rear side of the medicine containing cage (7) in a penetrating way, and the circular plug cover (701) is plugged and covered inside the central round hole by pulling down two spring fasteners at the left side and the right side of the circular plug cover.

5. Extraction tank for pharmaceutical production according to claim 1, characterized in that: the back end face of the circular baffle at the rear side of the medicine containing cage (7) is provided with two positioning rods (706) which are symmetrically supported and welded up and down, the two positioning rods (706) are correspondingly provided with two convex sliding baffles (703) in a sliding manner, the two positioning rods (706) are sleeved with two springs, and the four springs are positioned between the four supporting lug plates at the left end and the right end of the two sliding baffles (703) and the two positioning rods (706).

6. Extraction tank for pharmaceutical production according to claim 1 or 5, characterized in that: the sliding baffle (703) is supported and welded with a handle (705), a positioning clamp support rod (704) is rotatably sleeved on an upper side supporting round rod of the left handle (705), and a clamping groove is formed in the head end position support of the positioning clamp support rod (704).

7. Extraction tank for pharmaceutical production according to claim 1, characterized in that: four bent top plates (2021) are symmetrically supported on the inner wall of the rear side of the rear end mounting cylinder (202), and when the medicine containing cage (7) is inserted and assembled in the tank body (2) in a sliding manner, the circular baffle plates at the rear end of the medicine containing cage can abut against the four bent top plates (2021).