CN219368214U

CN219368214U - Heated air circulation oven for traditional Chinese medicine decoction pieces

Info

Publication number: CN219368214U
Application number: CN202320519984.9U
Authority: CN
Inventors: 乔树云; 彭启林
Original assignee: Sichuan Qilong Traditional Chinese Medicine Slices Co ltd
Current assignee: Sichuan Qilong Traditional Chinese Medicine Slices Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-07-18
Anticipated expiration: 2033-03-17

Abstract

The utility model discloses a hot air circulation oven for traditional Chinese medicine decoction pieces, which comprises the following steps: a body, one side of which is hinged with a sealing door; n baking trays for placing traditional Chinese medicine decoction pieces are detachably arranged in the body, and the baking trays are hollowed; a driving box mounted on the back of the body; the driving box is internally provided with an air distribution plate which can move in the left and right directions of the driving box through a driving assembly, a telescopic hose at the middle part of the rear side of the air distribution plate penetrates out of the driving box to be connected with an air outlet pipe of the air heater, the front side of the air distribution plate is communicated with N+1 branch pipes, the end head of any branch pipe is rotationally connected with a hot air pipe, and air outlet holes are distributed on the peripheral surface of the hot air pipe; a rack is arranged below any branch pipe, two ends of the rack are fixed on the left side wall and the right side wall of the driving box, and a gear meshed with the rack is fixed on the hot air pipe inside the driving box. The utility model provides a hot air circulation oven for traditional Chinese medicine decoction pieces, which is uniform in drying and beneficial to improving the drying efficiency.

Description

Heated air circulation oven for traditional Chinese medicine decoction pieces

Technical Field

The utility model relates to the technical field of drying, in particular to a hot air circulation oven for traditional Chinese medicine decoction pieces.

Background

The Chinese medicinal decoction pieces are prepared from Chinese medicinal materials (grass, flower, leaf, branch, bark, fruit, vine, root, etc.) by processing according to Chinese medicinal theory and Chinese medicinal preparation method, and can be directly used as clinical Chinese medicinal materials in Chinese medicine, and can be drunk after soaking with boiled water during administration, and in order to ensure the preservation and medicinal effect of the Chinese medicinal decoction pieces, the cut decoction pieces are required to be dried. At present, a hot air circulation oven is generally used for drying traditional Chinese medicine decoction pieces, a traditional Chinese medicine decoction piece material to be dried is placed on a baking tray in the hot air circulation oven in a flat mode, and hot air generated by a hot air blower is blown into the oven to dry the traditional Chinese medicine decoction piece material on the baking tray.

Chinese patent CN211204696U discloses a hot air circulation oven, which comprises a box body, the interior bottom wall fixed mounting of box has four parallel bracing pieces that establish mutually, every all be equipped with a plurality of openings on the bracing piece, every four parallels all set up in the opening has the baking pan, the right side of box is equipped with the mechanism case, mechanism incasement fixed mounting has the air supply pump, the input fixedly connected with air-supply line of air supply pump, the air-supply line extends to the mechanism case outside, the rear side inner wall top fixed mounting of box has the electric heating case, install a plurality of heating wires in the electric heating case, the output of air supply pump passes through the input fixed connection of tuber pipe and electric heating case, the output fixedly connected with two blast pipes of electric heating case. According to the drying device, drying treatment of materials is achieved through blowing of hot air and discharging of steam, drying time is greatly shortened through double treatment, drying effect is improved, and production efficiency is effectively improved. But in above-mentioned patent, chinese-medicinal material tiling is on the baking pan, and hot-blast blowing is to the baking pan upside, and material contact baking pan's back one side is heated unevenly, and hot-blast is difficult to with the back contact of medicinal material, leads to the chinese-medicinal material back drying effect not good easily, causes the stoving inhomogeneous, insufficient, influences drying quality.

Disclosure of Invention

It is an object of the present utility model to address at least the above problems and/or disadvantages and to provide at least the advantages described below.

In order to solve the defects in the prior art, the utility model provides a hot air circulation oven for traditional Chinese medicine decoction pieces, which comprises the following components:

a body, one side of which is hinged with a sealing door; n baking trays for placing traditional Chinese medicine decoction pieces are detachably arranged in the body, and the baking trays are hollowed;

a driving box mounted on the back of the body; the driving box is internally provided with an air distribution plate which can move in the left and right directions of the driving box through a driving assembly, a telescopic hose at the middle part of the rear side of the air distribution plate penetrates out of the driving box to be connected with an air outlet pipe of the air heater, the front side of the air distribution plate is communicated with N+1 branch pipes, the end head of any branch pipe is rotationally connected with a hot air pipe, and air outlet holes are distributed on the peripheral surface of the hot air pipe; n+1 slots for the hot air pipes to pass through and move are formed in the back surface of the body; the N+1 hot air pipes and the N baking trays are arranged in a staggered manner at intervals;

a rack is arranged below any branch pipe, two ends of the rack are fixed on the left side wall and the right side wall of the driving box, and a gear meshed with the rack is fixed on the hot air pipe inside the driving box.

Further, the air inlet end of the air heater is connected with a filter box, a circulating air cavity is arranged outside the body, the circulating air cavity is connected with the inside of the body through a plurality of ventilation holes, the filter box is connected with the top of the circulating air cavity through a circulating air pipe, and the filter box is further connected with an air inlet pipe provided with a valve.

Further, two filter screens are arranged in the filter box, and a drying agent for absorbing moisture in the air is filled between the two filter screens.

Further, the left side wall and the right side wall of the body are provided with protruding fixing plates, the fixing plates are surrounded by buffer grooves formed in the side faces of the vibrating plates, the upper surface and the lower surface of the fixing plates are respectively connected with the upper groove wall and the lower groove wall of the buffer grooves through vibrating springs, the vibrator is mounted on the lower surface of the vibrating plates, the first sliding rail is mounted on the upper surface of the vibrating plates, and sliding strips which are in sliding fit with the first sliding rail are arranged on the side edges of the two sides of the baking tray.

Further, guide posts are vertically arranged in the buffer grooves, guide holes are formed in the fixing plates, and the guide posts penetrate through the guide holes in a sliding mode.

Further, the driving assembly comprises a screw rod driven to rotate by a forward and reverse rotating motor, a moving seat is connected to the screw rod in a threaded mode, and the side face of the moving seat is fixed to the rear side face of the air distribution plate.

Further, a first sliding block is arranged on the back surface of the moving seat and is in sliding fit in a sliding groove on the inner wall of the driving box; the upper side and the lower side of the air distribution plate are respectively provided with a second sliding block, and the second sliding blocks are arranged in sliding rails on the driving box in a sliding manner.

The utility model at least comprises the following beneficial effects: the body is matched with the sealing door to provide a drying environment, so that a large amount of heat is prevented from being dissipated, the driving box accommodates a movable air distribution plate, the air heater is used for generating hot air for drying, and the drying plate is hollowed so that the hot air can conveniently pass through the drying plate to contact the back surface of the traditional Chinese medicine decoction pieces on the drying plate for drying; the slotted arrangement is convenient for the hot air pipes to extend into the body, the N+1 hot air pipes and the N baking trays are arranged in a staggered manner at intervals, the air outlet holes are distributed on the peripheral surface of the hot air pipes, so that the hot air pipes are distributed above and below each baking tray, the upper surface and the back of the traditional Chinese medicine decoction pieces on the baking tray can be contacted with hot air sprayed by the hot air pipes, the phenomenon that the back of the traditional Chinese medicine decoction pieces are insufficiently dried is avoided, and the left-right moving air distribution plate drives the hot air pipes to move left and right, so that the traditional Chinese medicine decoction pieces in the baking tray are uniformly heated, the traditional Chinese medicine decoction pieces on the baking tray can be heated and dried from all directions, the drying uniformity and the drying efficiency of the traditional Chinese medicine decoction pieces are improved, and the drying quality is ensured; and the hot air pipe which moves left and right is matched with the gear through the rack and rotates simultaneously, the rotating hot air pipe further stirs hot air, the hot air is promoted to be fully contacted with the traditional Chinese medicine decoction pieces, the drying efficiency is improved, meanwhile, the hot air pipe rotates to change the direction track of the sprayed hot air, the phenomenon that the traditional Chinese medicine decoction pieces are influenced by local overhigh temperature caused by vertical blowing of the hot air to the traditional Chinese medicine decoction pieces can be avoided, and the traditional Chinese medicine decoction pieces are beneficial to protection of the medicine property of the traditional Chinese medicine decoction pieces.

By adopting the utility model, the hot air pipe moves left and right and rotates at the same time, so that the upper surface and the back of the traditional Chinese medicine decoction pieces in the baking tray can be fully and uniformly contacted with hot air, the traditional Chinese medicine decoction pieces are uniformly heated, the phenomenon that the back of the traditional Chinese medicine decoction pieces are insufficiently dried is effectively avoided, the drying quality of the traditional Chinese medicine decoction pieces is ensured, and the overall drying efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a hot air circulation oven for decoction pieces of traditional Chinese medicine.

Fig. 2 is a schematic cross-sectional view of the body of the present utility model.

Fig. 3 is a partially enlarged structural schematic view of fig. 2 a according to the present utility model.

Fig. 4 is a schematic cross-sectional view of the drive housing of the present utility model.

Reference numerals: the device comprises a 1-body, a 11-sealing door, a 12-grooving, a 13-circulating air cavity, a 131-ventilation hole, a 2-baking tray, a 21-sliding bar, a 3-driving box, a 31-sliding groove, a 32-sliding rail II, a 4-air distribution plate, a 41-telescopic hose, a 42-branch pipe, a 43-hot air pipe, a 431-air outlet, a 44-sliding block II, a 5-hot air machine, a 6-rack, a 61-gear, a 7-filtering box, a 71-circulating air pipe, a 72-air inlet pipe, a 73-filtering screen, a 74-drying agent, a 8-fixing plate, a 81-vibrating spring, a 82-guiding hole, a 9-vibrating plate, a 91-buffering groove, a 92-vibrator, a 93-sliding rail I, a 94-guiding column, a 10-lead screw, a 102-movable seat and 1021-sliding block I.

Detailed Description

The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.

It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

Referring to fig. 1 to 4, a hot air circulation oven for decoction pieces of Chinese medicine comprises:

a body 1, one side of which is hinged with a sealing door 11; n baking trays 2 for placing traditional Chinese medicine decoction pieces are detachably arranged in the body 1, and the baking trays 2 are hollowed;

a drive box 3 mounted on the back surface of the body 1; the driving box 3 is internally provided with an air distribution plate 4 which can move in the left and right directions of the driving box 3 through a driving assembly, a flexible hose 41 in the middle of the rear side of the air distribution plate 4 penetrates out of the driving box 3 to be connected with an air outlet pipe of the air heater 5, the front side of the driving box is communicated with N+1 branch pipes 42, and the end head of any branch pipe 42 is rotationally connected with an air heating pipe 43; n+1 slots 12 for the hot air pipes 43 to pass through and move are formed in the back surface of the body 1, and air outlet holes 431 are distributed on the peripheral surface of the hot air pipes 43 in the body 1; the N+1 hot air pipes 43 and the N baking trays 2 are arranged in a staggered manner at intervals;

a rack 6 is arranged below any branch pipe 42, two ends of the rack 6 are fixed on the left and right side walls of the driving box 3, and a gear 61 meshed with the rack 6 is fixed on the hot air pipe 43 positioned inside the driving box 3.

Specifically, the body 1 and the sealing door 11 cooperate to provide a drying environment, so that a large amount of heat is prevented from being dissipated, the driving box 3 accommodates the movable air distribution plate 4, the air heater 5 is used for generating hot air for drying, the air heater 5 belongs to a product in the prior art, and the baking pan 2 is hollowed so that the hot air can conveniently pass through the baking pan 2 to contact with the back of the traditional Chinese medicine decoction pieces for drying; the n+1 hot air pipes 43 and the N baking trays 2 are arranged in a staggered manner at intervals, so that the upper surface and the back surface of the traditional Chinese medicine decoction pieces on the baking trays 2 can be contacted with hot air sprayed by the hot air pipes 43, insufficient drying of the back surfaces of the traditional Chinese medicine decoction pieces is avoided, in the embodiment, 3 baking trays 2 and 4 hot air pipes 43 are arranged in a staggered manner at intervals by taking N as an example; the hot air pipe 43 can be connected with the branch pipe 42 through a rotary joint, and the rotary joint belongs to the prior art product; the air distribution plate 4 moving left and right drives the hot air pipe 43 to move left and right, so that the traditional Chinese medicine decoction pieces in the baking tray 2 are heated uniformly, and the traditional Chinese medicine decoction pieces on the baking tray 2 can be heated and dried in an omnibearing manner, so that the traditional Chinese medicine decoction pieces are dried uniformly and sufficiently, the drying efficiency is improved, and the drying quality is ensured; the rack 6 is arranged below the hot air pipe 43 and can support the hot air pipe 43, rollers which are in sliding fit with the grooves 12 can be arranged on the hot air pipe 43, and the rollers can slide along the grooves 12 so that the hot air pipe 43 can move more stably, and the hot air pipe 43 is prevented from falling off; when the hot air pipe 43 moves linearly left and right, the rack 6 is meshed with the gear 61 and the rack 6 is fixed, so that the gear 61 rotates, the rotating gear 61 drives the hot air pipe 43 to rotate, the hot air pipe 43 moving left and right rotates simultaneously, the slowly rotating hot air pipe further stirs hot air, hot air is promoted to fully contact with traditional Chinese medicine decoction pieces, drying efficiency is improved, meanwhile, the hot air pipe 43 rotates to change the direction track of sprayed hot air, the phenomenon that the local temperature of the hot air is too high to influence the drug properties of the traditional Chinese medicine decoction pieces due to the fact that the hot air is vertically blown to the traditional Chinese medicine decoction pieces can be avoided, and the drug properties of the traditional Chinese medicine decoction pieces are protected; after the drying is completed, the sealing door 11 is opened, the baking tray 2 is taken out from the body 1, and then the dried Chinese herbal pieces are taken out.

In order to prevent the drying operation from being affected by the moist hot air generated in the body 1, the air inlet end of the air heater 5 is connected with a filter box 7, a circulating air cavity 13 is arranged outside the body 1, the circulating air cavity 13 is connected with the inside of the body 1 through a plurality of ventilation holes 131, the filter box 7 is connected with the top of the circulating air cavity 13 through a circulating air pipe 71, the filter box 7 is also connected with an air inlet pipe 72 provided with a valve (not shown), two filter screens 73 are arranged in the filter box 7, and a drying agent 74 for absorbing moisture in air is filled between the two filter screens 73. The moist steam that inside body 1 produced because of the stoving enters into circulation wind chamber 13 through ventilation hole 131, moist steam can carry out the heat preservation operation to body 1 at the in-process that circulation wind chamber 13 upwards flows, realize the heat utilization to moist steam, moist steam then enters into filter box 7 after through circulation tuber pipe 71 and is got into filter screen 73 and drier 74 filtration and get rid of impurity and moisture, the gas reentrant air heater 5 after the drying forms hot-blast entering into grid plate 4 inside, realize the cyclic utilization to the heat, the moist steam that timely discharge stoving produced is got rid of simultaneously, guarantee drying efficiency. In order to facilitate the more rapid flow and discharge of the moist heat, an exhaust fan may be mounted on the circulation duct 71 to draw the moist heat from the interior of the body 1.

The utility model discloses a vibrating plate, including body 1, vibrating plate 9 and slide plate 2, be equipped with outstanding fixed plate 8 on the left and right lateral wall, vibrating plate 9 surrounds through the dashpot 91 that its side was seted up fixed plate 8, upper and lower surface of fixed plate 8 respectively through vibrating spring 81 with upper and lower cell wall of dashpot 91 is connected vibrating plate 9's lower surface mounting has vibrator 92, and vibrator 92 belongs to prior art product, vibrating plate 9's upper surface mounting has slide rail one 93, baking tray 2's both sides side be equipped with slide rail one 93 sliding fit's slide bar 21. The baking tray can be installed in the body 1 or detached from the body 1 through the matching of the first slide rail 93 and the slide bar 21, so that the purpose of conveniently taking and placing the traditional Chinese medicine decoction pieces is realized. When the traditional Chinese medicine decoction pieces are dried, the back of the traditional Chinese medicine decoction pieces is in a position attached to the surface of the baking tray, the vibrator 92 drives the vibrating plate 9 to vibrate so as to shake the baking tray 2, and the continuous shake of the traditional Chinese medicine decoction pieces in the baking tray 2 is driven to displace, so that hot air is fully contacted with the back of the traditional Chinese medicine decoction pieces to be dried, the drying sufficiency and uniformity are further enhanced, and the drying efficiency is improved; the vibration spring 81 is arranged to drive the baking tray to shake so that the vibration plate 9 shakes smoothly, and the vibration of the vibration plate 9 is prevented from affecting the stability of the body 1. The buffer slot 91 is internally and vertically provided with a guide post 94, the fixed plate 8 is provided with a guide hole 82, the guide post 94 is slidably arranged in the guide hole 82 in a penetrating manner, and the guide post 94 is matched with the guide hole 82 to enable the vibrating plate 9 to shake stably up and down.

The driving assembly comprises a screw rod 10 driven to rotate by a forward and reverse rotation motor (not shown), a moving seat 102 is connected to the screw rod 10 in a threaded mode, and the side face of the moving seat 102 is fixed to the rear side face of the air distribution plate 4. A first slide block 1021 is arranged on the back surface of the motion seat 102, and the first slide block 1021 is in sliding fit in a slide groove 31 on the inner wall of the driving box 3; the upper side and the lower side of the air distribution plate 4 are respectively provided with a second sliding block 44, and the second sliding blocks 44 are slidably arranged in the second sliding rail 32 on the driving box 3. The forward and reverse rotation motor drives the screw rod 10 to rotate forward and reverse, the rotating screw rod 10 enables the moving seat 102 to do linear motion along the screw rod 10, the moving seat 102 drives the air distribution plate 4 to move left and right, the first sliding block 1021 is matched with the sliding groove 31, the second sliding block 44 is matched with the second sliding rail 32, and therefore the air distribution plate 4 moves more stably.

Although embodiments of the present utility model have been disclosed in the foregoing description and illustrated in the drawings, it is not intended to be limited to the details and embodiments shown and described, but rather to be fully applicable to various fields of adaptation to the present utility model, and further modifications may be readily made by those skilled in the art without departing from the general concept defined by the claims and the equivalents thereof, and it is therefore apparent that the utility model is not limited to the specific details and illustrations shown and described herein, and that various changes and modifications may be made therein by those skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. A heated air circulation oven for decoction pieces of traditional Chinese medicine, comprising:

a body (1) one side of which is hinged with a sealing door (11); n baking trays (2) for placing traditional Chinese medicine decoction pieces are detachably arranged in the body (1), and the baking trays (2) are hollowed out;

a drive box (3) mounted on the back surface of the body (1); an air distribution plate (4) which can move in the left-right direction of the driving box (3) through a driving assembly is arranged in the driving box (3), a flexible hose (41) in the middle of the rear side of the air distribution plate (4) penetrates out of the driving box (3) to be connected with an air outlet pipe of an air heater (5), the front side of the air distribution plate is communicated with N+1 branch pipes (42), and the end head of any branch pipe (42) is rotationally connected with an air heating pipe (43); n+1 slots (12) through which the hot air pipes (43) pass and move are formed in the back surface of the body (1), and air outlet holes (431) are distributed on the peripheral surface of the hot air pipes (43) in the body (1); the N+1 hot air pipes (43) and the N baking trays (2) are arranged in a staggered manner at intervals;

a rack (6) is arranged below any branch pipe (42), two ends of the rack (6) are fixed on the left side wall and the right side wall of the driving box (3), and a gear (61) meshed with the rack (6) is fixed on the hot air pipe (43) positioned inside the driving box (3).

2. The hot air circulation oven for the traditional Chinese medicine decoction pieces according to claim 1, wherein an air inlet end of the air heater (5) is connected with a filter box (7), a circulating air cavity (13) is arranged outside the body (1), the circulating air cavity (13) is connected with the inside of the body (1) through a plurality of ventilation holes (131), the filter box (7) is connected with the top of the circulating air cavity (13) through a circulating air pipe (71), and the filter box (7) is further connected with an air inlet pipe (72) with a valve.

3. The hot air circulation oven for the traditional Chinese medicine decoction pieces according to claim 2, wherein two filter screens (73) are arranged in the filter box (7), and a drying agent (74) for absorbing moisture in air is filled between the two filter screens (73).

4. The hot air circulation oven for traditional Chinese medicine decoction pieces according to claim 1, wherein protruding fixing plates (8) are arranged on the left side wall and the right side wall of the body (1), the fixing plates (8) are surrounded by buffer grooves (91) formed in the side faces of the fixing plates (9), the upper surface and the lower surface of the fixing plates (8) are respectively connected with the upper groove wall and the lower groove wall of the buffer grooves (91) through vibration springs (81), vibrators (92) are arranged on the lower surface of the vibrating plates (9), sliding rails (93) are arranged on the upper surface of the vibrating plates (9), and sliding strips (21) which are in sliding fit with the sliding rails (93) are arranged on the side edges of the two sides of the baking tray (2).

5. The hot air circulation oven for decoction pieces of traditional Chinese medicine according to claim 4, wherein guide posts (94) are vertically arranged in the buffer groove (91), guide holes (82) are formed in the fixing plate (8), and the guide posts (94) are slidably arranged in the guide holes (82).

6. The hot air circulation oven of traditional Chinese medicine decoction pieces according to claim 1, wherein the driving assembly comprises a screw rod (10) driven to rotate by a forward and reverse rotating motor, a moving seat (102) is connected to the screw rod (10) in a threaded manner, and the side surface of the moving seat (102) is fixed on the rear side surface of the air distribution plate (4).

7. The hot air circulation oven for decoction pieces of Chinese medicinal materials according to claim 6, wherein a first slide block (1021) is arranged on the back of the motion seat (102), and the first slide block (1021) is in sliding fit in a sliding groove on the inner wall of the driving box (3); the upper side and the lower side of the air distribution plate (4) are respectively provided with a second sliding block (44), and the second sliding blocks (44) are slidably arranged in the sliding rail (32) on the driving box (3).