CN210425811U

CN210425811U - Vacuum drying machine capable of quickly heating and controlling water temperature

Info

Publication number: CN210425811U
Application number: CN201920847947.4U
Authority: CN
Inventors: 卢俊杰; 祝金铃
Original assignee: Fuzhou Xingchen Pharamceutical Co ltd
Current assignee: Fuzhou Xingchen Pharamceutical Co ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-04-28
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a vacuum drying machine of rapid heating and controllable temperature belongs to the pharmacy field, including the insulation can, one side fixed mounting of insulation can has the controller, the inside of insulation can is provided with the drying cabinet, constitute the cavity between insulation can and the drying cabinet, the inner wall of cavity is provided with the heat pipe subassembly, one side fixed mounting of insulation can has the water tank, the inside of water tank is provided with the heater, the input of heater and the output electric connection of controller, the inside of water tank is provided with a temperature sensor. The utility model discloses can make the temperature of drying keep in certain within range, avoid temperature variation big, lead to the relatively poor phenomenon of medicine drying quality to take place, solved when the drying of reality, drier inner wall bottom temperature is higher, and other zone temperature are lower, cause the medicine to be heated inhomogeneously very easily to influence the quality of partial medicine, thereby cause economic loss's problem.

Description

Vacuum drying machine capable of quickly heating and controlling water temperature

Technical Field

The utility model relates to a pharmacy field, more specifically say, relate to a vacuum drying machine of rapid heating and controllable temperature.

Background

The vacuum drier is a vacuum low-temperature device for heating materials. The vacuum dryer is used for dehydrating and drying agricultural and sideline products, health products, foods, medicinal materials, fruits and vegetables, chemical raw materials and the like with high added value and heat sensitivity; the method is used for low-temperature concentration of chemical products, removal of crystal water, drying of enzyme preparations and the like, and vacuum extraction of Chinese herbal medicines, and is suitable for experiments in scientific research institutions.

According to the vacuum drying machine with the publication number of CN206146108U and the functions of rapid heating and water temperature control, the U-shaped heat conduction pipe is arranged at the bottom of the inner wall of the drying machine, heat is transmitted to the inside of the drying machine through the heat conduction pipe, but when actual drying is carried out, the temperature of the bottom of the inner wall of the drying machine is higher, the temperature of other areas is lower, medicines are easily heated unevenly, the quality of partial medicines is affected, and economic loss is caused.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a vacuum drying machine of rapid heating and controllable temperature possesses more evenly that makes the inside heat distribution of drying cabinet, and the medicine is heated more evenly to the better advantage of the drying effect who makes the medicine has solved when the drying of reality, and desiccator inner wall bottom temperature is higher, and other zone temperature are lower, cause the medicine very easily to be heated inhomogeneous, thereby influence the quality of partial medicine, thereby cause economic loss's problem.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A vacuum dryer capable of heating quickly and controlling water temperature comprises an insulation box, wherein a controller is fixedly installed on one side of the insulation box, a drying box is arranged inside the insulation box, a cavity is formed between the insulation box and the drying box, a heat conduction pipe assembly is arranged on the inner wall of the cavity, a water tank is fixedly installed on one side of the insulation box, a heater is arranged inside the water tank, the input end of the heater is electrically connected with the output end of the controller, a first temperature sensor is arranged inside the water tank, the output end of the first temperature sensor is electrically connected with the input end of the controller, a water feeding pump is fixedly installed on one side of the water tank, one end of the heat conduction pipe assembly penetrates through the insulation box and is communicated with the water feeding pump, the other end of the heat conduction pipe assembly penetrates through the insulation box and is communicated with, the top of case lid is provided with ventilation assembly, evenly distributed's louvre is seted up on the surface of drying cabinet, the inside second temperature sensor that is provided with of drying cabinet, the inside swing joint of drying cabinet has the rack, the inner wall swing joint of rack has places the net.

Preferably, the heat pipe assembly comprises a coiled pipe and a square coiled pipe, and the coiled pipe is communicated with the square coiled pipe.

Preferably, the top of the water tank is communicated with a water replenishing pipe, and the top of the water replenishing pipe is sleeved with a pipe cover.

Preferably, the surface of the square coiled pipe is sleeved with a heating belt positioned outside the heat insulation box.

Preferably, the ventilation assembly comprises a negative pressure fan, the top of the negative pressure fan is communicated with a U-shaped pipe, and the U-shaped pipe is communicated with the drying box.

Preferably, the inner wall both sides fixedly connected with U type peg of drying cabinet, the equal fixedly connected with couple in both sides of rack, couple and U type peg looks adaptation.

Preferably, the first temperature sensor is an insertion sensor, and the second temperature sensor is a non-contact sensor.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) when the scheme is used for drying the medicine, the medicine is placed on the placement net, the placement frame is placed inside the drying box, the box cover is closed, the heater works to quickly heat water in the water tank, the water feeding pump injects hot water in the water tank into the heat conduction pipe assembly, the heat conduction pipe assembly is distributed at the bottom and the outer side of the drying box, therefore, heat in the hot water can act on each part of the drying box through the heat conduction pipe assembly, the bottom layer and the upper layer inside the drying box are uniformly heated, the medicine can be more uniformly heated, the medicine is placed on the placement net, the medicine inside the drying box can not be in contact with the inner wall of the drying box, the phenomenon that the inner wall of the drying box is too high in temperature and the medicine is in contact with the heat conduction pipe assembly to cause deterioration is avoided, meanwhile, after the water feeding pump injects water into the heat conduction pipe assembly, hot water can flow into the, the water is recycled, the waste of water resources is reduced, after water enters the water tank, the first temperature sensor transmits signals to the controller, the controller controls the heater to heat the water to a set temperature, the temperature of the water is guaranteed, when the second temperature sensor detects that the temperature in the drying box is too high, the controller controls the ventilation assembly to pump out hot air in the drying box and suck the hot air into the drying box again, when the ventilation assembly flows inside, the outside air absorbs heat in the ventilation assembly, the effect of reducing the temperature in the drying box is achieved, so that in the drying process of the medicine, the temperature in the drying box is controlled within a certain range, the drying effect of the medicine is better, the problems that the bottom temperature of the inner wall of the drying box is higher, the temperatures of other areas are lower, the medicine is not uniformly heated easily and the quality of part of the medicine is influenced are solved, thereby causing a problem of economic loss.

(2) When hot water passes through the coiled pipe, heat can pass through the coiled pipe to act on the bottom of the drying box and is transmitted to the bottom of the inner wall of the drying box through the heat dissipation holes, and when the hot water passes through the square winding pipe, the heat inside the square winding pipe is transmitted to the inner side of the drying box through the heat dissipation holes, so that the heat of the upper layer and the lower layer inside the drying box is more uniform, and the drying effect of the medicine is better.

(3) Can avoid the water source consumption to the inside water addition source of water tank through the moisturizing pipe, lead to the inside water yield of water tank to reduce, and the tube cap can cover the moisturizing pipe when needs, avoids dust etc. to enter into in the water tank.

(4) The heating belt can keep the temperature of the return water when the water source flows back to the water tank from the square coiled pipe, and the influence of the external environment on the water temperature is reduced.

(5) Through setting up negative-pressure air fan, when the inside temperature of drying cabinet is higher, the work of controller control negative-pressure air fan, inside negative-pressure air fan took the inside steam suction of drying cabinet to inside U type pipe to flow in the drying cabinet again through U type pipe, when steam was through U type pipe, the heat on U type pipe surface was absorbed to the external environment, thereby played the effect that reduces the steam temperature, so that the inside temperature of messenger's drying cabinet can reduce.

(6) Through hanging the couple on U type peg, can hang the rack in the inside of drying cabinet, and the rack can not contact with the inner wall of drying cabinet, and getting of rack is also comparatively convenient.

(7) Set the rack to frame construction, can make and place the all-round being heated of net, avoid appearing the medicine inhomogeneous condition appearance that is heated, the supporting shoe has played the effect of carrying out the support to placing the net, has made things convenient for placing of placing the net.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 is a schematic structural view of the placing net of the present invention;

fig. 5 is a schematic structural view of the rack of the present invention;

FIG. 6 is a schematic structural view of the heat pipe assembly of the present invention;

fig. 7 is a system flow chart of the rack of the present invention.

The reference numbers in the figures illustrate:

1. a heat preservation box; 2. a drying oven; 3. a cavity; 4. a heat pipe assembly; 41. a serpentine tube; 42. a square coiled pipe; 5. a water tank; 6. a heater; 7. a first temperature sensor; 8. a controller; 9. placing a net; 10. feeding a water pump; 11. a box cover; 12. a ventilation assembly; 121. a negative pressure fan; 122. a U-shaped pipe; 13. heat dissipation holes; 14. a second temperature sensor; 15. placing a rack; 16. a U-shaped hanging rod; 17. hooking; 18. and (7) a supporting block.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, a vacuum dryer capable of rapidly heating and controlling water temperature includes an insulation can 1, a controller 8 (model SPC-STW-1810) is fixedly installed at one side of the insulation can 1, a drying box 2 is installed inside the insulation can 1, a cavity 3 is formed between the insulation can 1 and the drying box 2, a heat pipe assembly 4 is installed on the inner wall of the cavity 3, a water tank 5 is fixedly installed at one side of the insulation can 1, a heater 6 is installed inside the water tank 5, an input end of the heater 6 is electrically connected with an output end of the controller 8, a first temperature sensor 7 (model CWDZ11) is installed inside the water tank 5, an output end of the first temperature sensor 7 is electrically connected with an input end of the controller 8, a water pump 10 (model WCB-50) is fixedly installed at one side of the water tank 5, one end of the heat pipe assembly 4 penetrates through the insulation can 1, the other end of heat pipe assembly 4 runs through insulation can 1 and communicates with water tank 5, insulation can 1's top articulates there is case lid 11, case lid 11's top is provided with ventilation assembly 12, evenly distributed's louvre 13 is seted up on the surface of drying cabinet 2, drying cabinet 2 is inside to be provided with second temperature sensor 14 (the model is WRM-101), first temperature sensor 7 is bayonet sensor, second temperature sensor 14 is non-contact sensor, drying cabinet 2's inside swing joint has rack 15, rack 15's inner wall swing joint has place net 9.

Further, the heat pipe assembly 4 comprises a coiled pipe 41 and a square coiled pipe 42, the coiled pipe 41 is communicated with the square coiled pipe 42, when hot water passes through the coiled pipe 41, heat can pass through the coiled pipe 41 to act on the bottom of the drying box 2 and is transmitted to the bottom of the inner wall of the drying box 2 through the heat dissipation holes 13, and when hot water passes through the square coiled pipe 42, heat in the square coiled pipe 42 is transmitted to the inner side of the drying box 2 through the heat dissipation holes 13, so that heat in the upper layer and the lower layer in the drying box 2 can be more uniform, and the drying effect of the medicine is better.

Further, the top intercommunication of water tank 5 has the moisturizing pipe, and the tube cap is cup jointed at the top of moisturizing pipe, can avoid the water source consumption to the inside water addition source of water tank 5 through the moisturizing pipe, leads to the inside water yield of water tank 5 to reduce, and the tube cap can cover the moisturizing pipe when needs, avoids dust etc. to enter into in the water tank 5.

Furthermore, the surface of the square coiled pipe 42 is sleeved with a heating belt positioned outside the heat preservation box 1, and the heating belt can keep the temperature of return water when a water source flows back to the water tank from the square coiled pipe 42, so that the influence of the external environment on the water temperature is reduced.

Further, ventilation module 12 is including negative pressure fan 121, negative pressure fan 121's top intercommunication has U type pipe 122, U type pipe 122 and drying cabinet 2 intercommunication, through setting up negative pressure fan 121, when the inside temperature of drying cabinet 2 is higher, controller 8 control negative pressure fan 121 work, negative pressure fan 121 with inside steam suction of drying cabinet 2 inside to U type pipe 122 inside, and flow into inside drying cabinet 2 through U type pipe 122 again, when steam passes through U type pipe 122, the heat on U type pipe 122 surface is absorbed to the external environment, thereby played the effect that reduces the steam temperature, so that make the inside temperature of drying cabinet 2 can reduce.

Further, the inner wall both sides fixedly connected with U type peg 16 of drying cabinet 2, the equal fixedly connected with couple 17 in both sides of rack 15, couple 17 and the 16 looks adaptations of U type peg, through hanging couple 17 on U type peg 16, can hang rack 15 in the inside of drying cabinet 2, and rack 15 can not contact with the inner wall of drying cabinet 2, and rack 15 gets and puts also comparatively conveniently.

Further, rack 15 is a frame construction that is formed by the welding of square steel, and rack 15's the equal fixedly connected with supporting shoe 18 in inner wall both sides sets frame construction to rack 15, can make and place net 9 all-round being heated, avoids appearing the medicine inhomogeneous condition of being heated and appears, and supporting shoe 18 has played the effect of supporting placing net 9, has made things convenient for placing of placing net 9.

The working principle is as follows: when the medicine is dried, the medicine is placed on the placing net 9, then the placing net 9 is placed on the placing rack 15, the placing rack 15 is placed inside the drying box 2, the box cover 11 is closed, the whole device is connected with an external power supply, the heater 6 works at the moment, the water in the water tank 5 is quickly heated, when the first temperature sensor 7 detects that the water temperature reaches a value preset by the controller 8, the heater 6 stops running temporarily, the controller 8 controls the water feeding pump 10 to work, the water feeding pump 10 injects hot water in the water tank 5 into the heat conduction pipe assembly 4, as the heat conduction pipe assembly 4 is distributed at the bottom and the outer side of the drying box 2, the heat in the hot water can act on each part of the drying box 2 through the heat conduction pipe assembly 4, the heat is transmitted into the drying box 2 through the heat radiation holes 13, so that the bottom layer and the upper layer inside the drying box 2 are uniformly heated, therefore, the medicine can be heated more uniformly, and the medicine is placed on the placing net 9, so that the medicine can not contact with the inner wall of the drying box 2, the phenomenon that the inner wall of the drying box 2 is too high in temperature and the medicine is in contact with the medicine to cause deterioration is avoided, meanwhile, after the water is injected into the heat conduction pipe assembly 4 by the water feeding pump 10, hot water can flow into the water tank 5 again through the heat conduction pipe assembly 4, the water is recycled, the waste of water resources is reduced, after the water enters the water tank 5, if the temperature of the water in the water tank 5 is reduced, the first temperature sensor 7 transmits a signal to the controller 8, the controller 8 controls the heater 6 to heat the water to a set temperature, the temperature of the water is ensured, when the second temperature sensor 14 detects that the temperature in the drying box 2 is too high, the second temperature sensor 14 transmits a signal to the controller 8, the controller 8 controls the ventilation assembly 12 to extract hot air in the drying box 2, inside the suction is to 2 drying cabinets again, hot-blast when ventilation module 12 is inside to flow, the heat in the ventilation module 12 is absorbed to the outside air to played the effect that reduces 2 inside temperatures of drying cabinet, so that thereby in the medicine drying process, the inside temperature control of 2 drying cabinets is at certain within range, makes the drying effect of medicine better.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a vacuum drying machine of rapid heating and controllable temperature, includes insulation can (1), one side fixed mounting of insulation can (1) has controller (8), its characterized in that: the drying box is characterized in that a drying box (2) is arranged inside the heat insulation box (1), a cavity (3) is formed between the heat insulation box (1) and the drying box (2), a heat pipe assembly (4) is arranged on the inner wall of the cavity (3), a water tank (5) is fixedly installed on one side of the heat insulation box (1), a heater (6) is arranged inside the water tank (5), the input end of the heater (6) is electrically connected with the output end of a controller (8), a first temperature sensor (7) is arranged inside the water tank (5), the output end of the first temperature sensor (7) is electrically connected with the input end of the controller (8), a water feeding pump (10) is fixedly installed on one side of the water tank (5), one end of the heat pipe assembly (4) penetrates through the heat insulation box (1) and is communicated with the water feeding pump (10), and the other end of the heat pipe assembly (4) penetrates through the heat insulation box (1, the top of insulation can (1) articulates there is case lid (11), the top of case lid (11) is provided with ventilation assembly (12), evenly distributed's louvre (13) is seted up on the surface of drying cabinet (2), inside second temperature sensor (14) that is provided with of drying cabinet (2), the inside swing joint of drying cabinet (2) has rack (15), the inner wall swing joint of rack (15) has places net (9).

2. A rapid heating and water temperature controllable vacuum dryer as claimed in claim 1, wherein: the heat conduction pipe assembly (4) comprises a coiled pipe (41) and a square coiled pipe (42), and the coiled pipe (41) is communicated with the square coiled pipe (42).

3. A rapid heating and water temperature controllable vacuum dryer as claimed in claim 1, wherein: the top of the water tank (5) is communicated with a water replenishing pipe, and the top of the water replenishing pipe is sleeved with a pipe cover.

4. A rapid heating and water temperature controllable vacuum dryer as claimed in claim 2, wherein: the surface of the square coiled pipe (42) is sleeved with a heating belt positioned outside the heat insulation box (1).

5. A rapid heating and water temperature controllable vacuum dryer as claimed in claim 1, wherein: the ventilation assembly (12) comprises a negative pressure fan (121), the top of the negative pressure fan (121) is communicated with a U-shaped pipe (122), and the U-shaped pipe (122) is communicated with the drying box (2).

6. A rapid heating and water temperature controllable vacuum dryer as claimed in claim 1, wherein: the drying cabinet is characterized in that U-shaped hanging rods (16) are fixedly connected to two sides of the inner wall of the drying cabinet (2), hooks (17) are fixedly connected to two sides of the placing rack (15), and the hooks (17) are matched with the U-shaped hanging rods (16).

7. A rapid heating and water temperature controllable vacuum dryer as claimed in claim 1, wherein: the rack (15) is a frame structure formed by welding square steel, and supporting blocks (18) are fixedly connected to two sides of the inner wall of the rack (15).

8. A rapid heating and water temperature controllable vacuum dryer as claimed in claim 1, wherein: the first temperature sensor (7) is an insertion type sensor, and the second temperature sensor (14) is a non-contact type sensor.