阅读说明：本技术 一种茶油精选深加工专用真空脱水装置 (Tea-seed oil is choice deep-processing special vacuum dehydration device ) 是由 王远志 宋根全 尹立伟 施子珍 范旭辉 穆丹 于 2019-11-12 设计创作，主要内容包括：本发明属于茶油脱水设备技术领域,具体的说是一种茶油精选深加工专用真空脱水装置；包括真空罐；真空罐的底端设置有出料管,且真空罐的顶端安装有进料管；循环加热箱通过固定盘安装在真空罐的外壁上,且循环加热箱上安装有进液管；螺旋导热管安装在真空罐内,且螺旋导热管的内部螺旋插接有两个膨胀加热管,且两个膨胀加热管相互叠合设置；膨胀加热管的上端通过进液管与循环加热箱出水口连通,且膨胀加热管的底端通过出液管连通到循环加热箱进水口；防止螺旋导热管散发高温热量难以对真空罐内的茶油进行高效均匀的脱水作业,进而导致静止在真空罐内的茶油在温差状态下容易出现分层脱水或脱水不均匀的现象。(The invention belongs to the technical field of tea oil dehydration equipment, and particularly relates to a vacuum dehydration device special for tea oil fine selection and deep processing; comprises a vacuum tank; the bottom end of the vacuum tank is provided with a discharge pipe, and the top end of the vacuum tank is provided with a feed pipe; the circulating heating box is arranged on the outer wall of the vacuum tank through a fixed disc, and a liquid inlet pipe is arranged on the circulating heating box; the spiral heat conduction pipe is arranged in the vacuum tank, two expansion heating pipes are spirally inserted into the spiral heat conduction pipe, and the two expansion heating pipes are overlapped; the upper end of the expansion heating pipe is communicated with the water outlet of the circulation heating box through a liquid inlet pipe, and the bottom end of the expansion heating pipe is communicated with the water inlet of the circulation heating box through a liquid outlet pipe; prevent that the spiral heat pipe from diffusing the high temperature heat and being difficult to carry out high-efficient even dehydration operation to the tea-seed oil in the vacuum tank, and then lead to static tea-seed oil in the vacuum tank to appear layering dehydration or the inhomogeneous phenomenon of dehydration under the difference in temperature state easily.)

1. A special vacuum dehydration device for tea oil fine selection and deep processing comprises a vacuum tank (1); a discharge pipe (10) is arranged at the bottom end of the vacuum tank (1), and a feed pipe (20) is arranged at the top end of the vacuum tank (1); a vacuumizing pipe (30) is arranged on one side of the top end of the vacuum tank (1), and an exhaust pipe (40) is arranged on the other side of the top end of the vacuum tank; the method is characterized in that: the vacuum tank (1) is provided with a heat conduction evaporation device (2), and the heat conduction evaporation device (2) is used for carrying out evaporation dehydration operation on the tea oil in the vacuum tank (1); the heat-conducting evaporation device (2) comprises a circulating heating box (21), a fixed disc (22), a liquid inlet pipe (23), a spiral heat-conducting pipe (24), an expansion heating pipe (25) and a liquid outlet pipe (26); the circulating heating box (21) is arranged on the outer wall of the vacuum tank (1) through a fixed disc (22), and a liquid inlet pipe (23) is arranged on the circulating heating box (21); the spiral heat pipe (24) is arranged in the vacuum tank (1), two expansion heating pipes (25) are inserted into the spiral heat pipe (24) in a spiral mode, and the two expansion heating pipes (25) are arranged in an overlapped mode; the upper end of one of the expansion heating pipes (25) is communicated with the upper water outlet of the circulating heating box (21) through a liquid inlet pipe (23), and the bottom end of one of the expansion heating pipes (25) is communicated with the lower water inlet of the circulating heating box (21) through a liquid outlet pipe (26); the upper end of the other expansion heating pipe (25) is communicated with an upper water inlet of the circulating heating box (21) through a liquid outlet pipe (26), and the bottom end of the other expansion heating pipe (25) is communicated with a lower water outlet of the circulating heating box (21) through a liquid inlet pipe (23).

2. The vacuum dehydration device special for tea oil fine selection and deep processing according to claim 1, characterized in that: the spiral heat conduction pipe (24) is made of elastic metal material; the outer wall of the expansion heating pipe (25) is uniformly provided with extrusion convex balls (3), and the wall thickness of the expansion heating pipe (25) is smaller than that of the spiral heating pipe.

3. The vacuum dehydration device special for tea oil fine selection and deep processing as claimed in claim 2, characterized in that: elastic heat conducting metal sheets (4) are uniformly arranged on the outer wall of the spiral heat conducting pipe (24), and the elastic heat conducting metal sheets (4) are arranged in an arc shape; the heat-conducting metal sheet corresponds to the extrusion convex ball (3).

4. The vacuum dehydration device special for tea oil fine selection and deep processing according to claim 3, characterized in that: the nitrogen making machine (5) is mounted on the fixing plate, and the nitrogen making machine (5) is guided into the spiral heat conducting pipe (24) through the air guide pipe (6); an expansion cavity (41) is formed in the elastic heat-conducting metal sheet (4), and the expansion cavity (41) is communicated with the spiral heating pipe; the elastic heat-conducting metal sheet (4) is provided with micro-pores.

5. The vacuum dehydration device special for tea oil fine selection and deep processing according to claim 1, characterized in that: the bottom end of the spiral heat conducting pipe (24) is connected to the bottom end of the vacuum tank (1) through a flexible connecting pipe (7); the outer wall of the soft connecting pipe (7) is sleeved with a fiber sealing pipe (8), and the outer wall of the fiber sealing pipe (8) is provided with an extrusion cavity.

6. The vacuum dehydration device special for tea oil fine selection and deep processing according to claim 1, characterized in that: the bottom end of the vacuum tank (1) is provided with a flexible wave plate (9), and the upper end surface of the flexible wave plate (9) is provided with a corrugated groove (91); the wave soft board (9) is sleeved on the fiber sealing pipe (8).

Technical Field

The invention belongs to the technical field of tea oil dehydration equipment, and particularly relates to a vacuum dehydration device special for tea oil fine selection and deep processing.

Background

Tea oil, also known as Camellia oil and Camellia seed oil, is pure natural high-grade edible plant oil extracted from the mature seeds of common Camellia oleifera (Camellia oleifera Abel) of Camellia plants in the family of theaceae, and has golden or light yellow color, pure quality, clarity, transparency, fragrant smell and pure taste.

The camellia oleifera is commonly called camellia, wild tea and white flower tea, and is a special high-quality edible oil plant in China. Camellia oleifera and tea (the scientific name Camellia sinensis l.o. kuntze) belong to the same genus and different species, and the vegetable oil squeezed from the seeds formed by the Camellia oleifera and the tea is completely different, wherein the former is called Camellia seed oil, and the latter is called tea seed oil.

Traditional dewatering device lets in high temperature steam through the heating pipe in to the dehydration jar and heats the tea-seed oil in to the dehydration jar only, the most folk prescription of current high temperature steam lets in the heating pipe, if heating pipe overlength or heating pipe are helical structure, along with the folk prescription to the letting in of high temperature steam, keep away from the phenomenon that the heating pipe that lets in the heat source can appear the temperature reduction, lead to the phenomenon that the difference in temperature appears in the dehydration jar, and then lead to the heating pipe when dehydrating the tea-seed oil, because the inhomogeneous heating process that leads to of dehydration jar in temperature leads to easily causing the destruction to the quality of tea-seed oil, influence the high-efficient dehydration operation of tea-.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides the vacuum dehydration device special for tea oil fine-selection deep processing, which is mainly used for solving the problem that the temperature difference phenomenon occurs in a dehydration tank due to the fact that most of the existing high-temperature steam is led into the heating pipe in a single direction, and further the problem that the quality of the tea oil is easily damaged in the heating process due to the fact that the temperature in the dehydration tank is not uniform when the heating pipe dehydrates the tea oil is solved, and meanwhile, the efficient dehydration operation of the tea oil is influenced.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a special vacuum dehydration device for tea oil fine selection and deep processing, which comprises a vacuum tank; a discharge pipe is arranged at the bottom end of the vacuum tank, and a feed pipe is arranged at the top end of the vacuum tank; a vacuumizing tube is arranged on one side of the top end of the vacuum tank, and an exhaust pipe is arranged on the other side of the vacuum tank; the vacuum tank is provided with a heat conduction evaporation device, and the heat conduction evaporation device is used for carrying out evaporation dehydration operation on the tea oil in the vacuum tank; the heat-conducting evaporation device comprises a circulating heating box, a fixed disc, a liquid inlet pipe, a spiral heat-conducting pipe, an expansion heating pipe and a liquid outlet pipe; the circulating heating box is arranged on the outer wall of the vacuum tank through a fixed disc, and a liquid inlet pipe is arranged on the circulating heating box; the spiral heat conduction pipe is arranged in the vacuum tank, two expansion heating pipes are spirally inserted into the spiral heat conduction pipe, and the two expansion heating pipes are overlapped; the upper end of one of the expansion heating pipes is communicated with the upper water outlet of the circulation heating box through a liquid inlet pipe, and the bottom end of one of the expansion heating pipes is communicated with the lower water inlet of the circulation heating box through a liquid outlet pipe; the upper end of the other expansion heating pipe is communicated with an upper water inlet of the circulating heating box through a liquid outlet pipe, and the bottom end of the other expansion heating pipe is communicated with a lower water outlet of the circulating heating box through a liquid inlet pipe; when the vacuum pump works, the vacuum pump pumps out air in the vacuum tank through the vacuum pipe; tea oil to be dehydrated is put into the vacuum tube through the feeding tube, liquid in the circulating heating box is heated to the temperature for dehydrating the tea oil in an electric heating mode, hot water enters the liquid inlet tube through the water inlet by the circulating heating box in an intermittent working mode, high-temperature liquid in the liquid inlet tube enters the spiral heat conduction tube from the top end of one expansion heating tube and the bottom end of the other expansion heating tube respectively, so that the hot water in the circulating heating box enters the spiral heat conduction tube from the upper end and the lower end of the vacuum tube respectively, high-temperature hot steam led in the spiral heat conduction tube in a two-way mode can uniformly dissipate heat in the vacuum tube, and when the high-temperature heat is led in the spiral heat conduction tube in a single direction, the phenomenon that the temperature of the end part of the spiral heat conduction tube is too low due to the fact that the heat rises or falls in the spiral heat conduction, the high-temperature heat emitted by the spiral heat conduction pipe is difficult to carry out efficient and uniform dehydration operation on the tea oil in the vacuum tank, and the tea oil still in the vacuum tank is easy to have the phenomena of layered dehydration or nonuniform dehydration in a temperature difference state; meanwhile, high-temperature hot water intermittently entering the expansion heating pipe in the circulating heating box can enable the expansion heating pipe to vibrate under the impact of water flow, so that the spiral heat conduction pipe generates a micro-vibration phenomenon in the tea oil, and the high-temperature dehydration operation of the tea oil in the spiral heating pipe is further increased.

Preferably, the spiral heat conduction pipe is made of elastic metal material; the outer wall of the expansion heating pipe is uniformly provided with extrusion convex balls, and the wall thickness of the expansion heating pipe is smaller than that of the spiral heating pipe; when high-temperature hot water in the circulating heating box intermittently enters the expansion heating pipe, the impact force of the high-temperature hot water can enable the expansion heating pipe to generate expansion deformation in the spiral heat conduction pipe, the spiral heat conduction pipe can drive the extrusion protrusion ball to impact the inner wall of the spiral heat conduction pipe after expansion, and then the vibration frequency of the spiral heat conduction pipe in the tea oil is increased, so that high-temperature hot steam generated on the spiral heat conduction pipe can be uniformly dispersed into the tea oil, and further the dehydration effect of the tea oil is increased; meanwhile, when the expansion heating pipe subjected to expansion deformation vibrates in the spiral heat conduction pipe, the hot steam generated in the spiral heat conduction pipe can be subjected to a winding phenomenon, so that the emission effect of the hot steam in the spiral heating pipe is increased, and the heat conduction effect of the spiral heat conduction pipe is increased.

Preferably, the outer wall of the spiral heat conduction pipe is uniformly provided with elastic heat conduction metal sheets, and the elastic heat conduction metal sheets are arranged in an arc shape; the heat-conducting metal sheet corresponds to the extrusion convex ball; when the device works, when the extrusion convex ball performs vibration extrusion on the spiral heat conduction pipe, the arranged elastic heat conduction metal sheet can swing in the tea oil under the acting force of the extrusion convex ball, the swing of the elastic heat conduction metal sheet can not only increase the high-temperature dehydration effect of the tea oil in the spiral heat conduction pipe, but also play a role of slight stirring for the tea oil in the vacuum tank, so that the high-temperature heat emitted from the spiral heat conduction pipe can be efficiently mixed into the tea oil, and the dehydration effect of the high-temperature heat on the tea oil is further increased; simultaneously the cooperation of elasticity heat conduction sheetmetal and extrusion protruding ball not only can increase the effect of spiral heat pipe to the high temperature dehydration of tea-seed oil, need not install the power supply in the vacuum tank simultaneously, alright produce swing and vibration in order to make spiral heat pipe in the vacuum tank bag, not only reduced vacuum dehydration device's design cost, increase the production quality of the utilization space of vacuum tank and tea-seed oil in the vacuum tank simultaneously.

Preferably, the fixed plate is provided with a nitrogen making machine, and the nitrogen making machine is guided into the spiral heat conducting pipe through the air guide pipe; an expansion cavity is formed in the elastic heat-conducting metal sheet and is communicated with the spiral heating pipe; the elastic heat-conducting metal sheet is provided with micropores; during operation, when the spiral heat pipe produced the vibration in the tea-seed oil, nitrogen gas in the nitrogen making machine can enter into the spiral heating pipe through the air duct, nevertheless guarantee that vacuum is about Mpa, let in the vacuum chamber that the nitrogen gas in the spiral heating pipe can pass through the even diffusion of elasticity heat conduction sheetmetal, make nitrogen gas in the spiral heating pipe can evenly carry out hybrid contact with the tea-seed oil, the inflated nitrogen gas in the vacuum chamber not only can make the tea-seed oil produce the spongy of easy dehydration, make the interior heat steam of spiral heat pipe can heat nitrogen gas simultaneously, make in the nitrogen gas after the heating can the tea-seed oil intensive mixing, further increase the high temperature dehydration effect of the interior tea-seed oil of spiral heat pipe.

Preferably, the bottom end of the spiral heat conducting pipe is connected to the bottom end of the vacuum tank through a flexible connecting pipe; the outer wall of the soft connecting pipe is sleeved with a fiber sealing pipe, and the outer wall of the fiber sealing pipe is provided with an extrusion cavity; when the vacuum sealing device works, when the spiral heat conduction pipe swings in the vacuum tank, the fiber sealing pipe can play a role in sealing and limiting the spiral heat conduction pipe, and the phenomenon that the end part of the spiral heat conduction pipe generates a vibration gap with the vacuum tank when the spiral heat conduction pipe swings for a long time is prevented, so that the vacuum degree of the vacuum tank is influenced, and the sealing effect of the vacuum tank is influenced; the swing of spiral heat pipe can make the fibre sealed tube receive the extrusion, and the extrusion chamber can play the effect of vibration to the spiral heat pipe.

Preferably, the bottom end of the vacuum tank is provided with a flexible wave plate, and the upper end surface of the flexible wave plate is provided with a corrugated groove; the wave soft board is sleeved on the fiber sealing pipe; the during operation, when the extrusion inflation takes place for the fibre sealed tube, the ripple soft board can produce slight shake in the bottom of vacuum tank, and the shake of ripple soft board can make the static tea-seed oil in vacuum tank bottom produce and mix the phenomenon, and then the cooperation of the ripple soft board and the spiral heat pipe of shake for tea-seed oil in the vacuum tank can produce the dehydration under the vibrational force, and then increase vacuum tank is to the high-efficient vibration dehydration effect of tea-seed oil.

The invention has the following beneficial effects:

1. according to the invention, through the matching of the double-layer expansion heating pipe and the spiral heat conducting pipe, the phenomenon that the temperature of the spiral heat conducting pipe end is too low due to the fact that the heat rises or falls in the spiral heat conducting pipe when high-temperature heat is introduced into the spiral heat conducting pipe in one direction, and further the phenomenon that the temperature difference is easy to occur at the upper end and the lower end of the vacuum tank is prevented, so that the high-temperature heat emitted by the spiral heat conducting pipe is difficult to carry out efficient and uniform dehydration operation on the tea oil in the vacuum tank, and further the phenomenon that the tea oil static in the vacuum tank is easy to carry out layered dehydration.

2. According to the invention, through the matching of the elastic heat-conducting metal sheet and the extrusion convex balls, high-temperature hot water intermittently entering the expansion heating pipe in the circulating heating box can enable the expansion heating pipe to vibrate under the impact of water flow, so that hot steam generated in the spiral heat-conducting pipe can be in a winding phenomenon, and the emission effect of the hot steam in the spiral heating pipe is further improved; meanwhile, a power source does not need to be installed in the vacuum tank, so that the spiral heat conduction pipe can swing and vibrate in the vacuum tank bag, the design cost of the vacuum dehydration device is reduced, and the utilization space of the vacuum tank and the production quality of the tea oil in the vacuum tank are increased.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a perspective view of the present invention;

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

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 3;

in the figure: the device comprises a vacuum tank 1, a heat-conducting evaporation device 2, a circulating heating box 21, a fixed disc 22, a liquid inlet pipe 23, a spiral heat-conducting pipe 24, an expansion heating pipe 25, a liquid outlet pipe 26, an extrusion convex ball 3, an elastic heat-conducting metal sheet 4, an expansion cavity 41, a nitrogen making machine 5, a gas-conducting pipe 6, a flexible connecting pipe 7, a fiber sealing pipe 8, a fluctuation flexible plate 9, a ripple groove 91, a discharging pipe 10, a feeding pipe 20, a vacuum-pumping pipe 30 and a gas-discharging pipe 40.

Detailed Description

The vacuum dewatering device for tea oil concentration and further processing according to an embodiment of the present invention will be described below with reference to fig. 1 to 4.

As shown in figures 1-4, the vacuum dehydration device special for tea oil fine selection and deep processing comprises a vacuum tank 1; a discharge pipe 10 is arranged at the bottom end of the vacuum tank 1, and a feed pipe 20 is arranged at the top end of the vacuum tank 1; a vacuumizing pipe 30 is arranged on one side of the top end of the vacuum tank 1, and an exhaust pipe 40 is arranged on the other side of the vacuum tank; the vacuum tank 1 is provided with a heat conduction evaporation device 2, and the heat conduction evaporation device 2 is used for carrying out evaporation dehydration operation on the tea oil in the vacuum tank 1; the heat-conducting evaporation device 2 comprises a circulating heating box 21, a fixed disc 22, a liquid inlet pipe 23, a spiral heat-conducting pipe 24, an expansion heating pipe 25 and a liquid outlet pipe 26; the circulating heating box 21 is arranged on the outer wall of the vacuum tank 1 through a fixed disc 22, and a liquid inlet pipe 23 is arranged on the circulating heating box 21; the spiral heat pipe 24 is installed in the vacuum tank 1, two expansion heating pipes 25 are inserted into the spiral heat pipe 24 in a spiral manner, and the two expansion heating pipes 25 are arranged in an overlapped manner; the upper end of one of the expansion heating pipes 25 is communicated with the upper water outlet of the circulating heating box 21 through a liquid inlet pipe 23, and the bottom end of one of the expansion heating pipes 25 is communicated with the lower water inlet of the circulating heating box 21 through a liquid outlet pipe 26; the upper end of the other expansion heating pipe 25 is communicated with the upper water inlet of the circulating heating box 21 through a liquid outlet pipe 26, and the bottom end of the other expansion heating pipe 25 is communicated with the lower water outlet of the circulating heating box 21 through a liquid inlet pipe 23; when the vacuum pump works, the vacuum pump pumps out air in the vacuum tank 1 through the vacuum pipe 30; tea oil to be dehydrated is put into the vacuum tube through the feeding tube 20, liquid in the circulating heating box 21 is heated to the tea oil dehydration temperature through an electric heating mode, the circulating heating box 21 adopts an intermittent working mode to make hot water enter the liquid inlet tube 23 through the water inlet, high-temperature liquid in the liquid inlet tube 23 respectively enters the spiral heat conduction tube 24 from the top end of one expansion heating tube 25 and the bottom end of the other expansion heating tube 25, so that the hot water in the circulating heating box 21 respectively enters the spiral heat conduction tube 24 from the upper end and the lower end of the vacuum tank 1, high-temperature hot steam led in the spiral heat conduction tube 24 in two directions can uniformly dissipate heat in the vacuum tank 1, and when the high-temperature heat is led in the spiral heat conduction tube 24 in one direction, the phenomenon of too low temperature at the end part of the spiral heat conduction tube 24 caused by the rising or falling of the heat in the spiral heat conduction, further, the temperature difference is easy to occur at the upper end and the lower end of the vacuum tank 1, the tea oil in the vacuum tank 1 is difficult to be efficiently and uniformly dehydrated due to the high-temperature heat emitted by the temperature conduction spiral heat conduction pipe 24, and the tea oil still in the vacuum tank 1 is easy to be layered and dehydrated or non-uniformly dehydrated in the temperature difference state; meanwhile, the high-temperature hot water intermittently entering the expansion heating pipe 25 in the circulation heating tank 21 can enable the expansion heating pipe 25 to vibrate under the impact of water flow, so that the spiral heat conduction pipe 24 generates a micro-vibration phenomenon in the tea oil, and the high-temperature dehydration operation of the tea oil in the spiral heating pipe is further increased.

As an embodiment of the present invention, the spiral heat pipe 24 is made of an elastic metal material; the outer wall of the expansion heating pipe 25 is uniformly provided with extrusion convex balls 3, and the wall thickness of the expansion heating pipe 25 is smaller than that of the spiral heating pipe; when high-temperature hot water in the circulation heating tank 21 intermittently enters the expansion heating pipe 25, the impact force of the high-temperature hot water can enable the expansion heating pipe 25 to generate expansion deformation in the spiral heat conduction pipe 24, and the spiral heat conduction pipe 24 can drive the extrusion convex balls 3 to impact the inner wall of the spiral heat conduction pipe 24 after expansion, so that the vibration frequency of the spiral heat conduction pipe 24 in the tea oil is increased, high-temperature hot steam generated on the spiral heat conduction pipe 24 can be uniformly dispersed into the tea oil, and the dehydration effect of the tea oil is increased; meanwhile, when the expansion heating pipe 25 undergoing expansion deformation vibrates in the spiral heat conduction pipe 24, the hot vapor generated in the spiral heat conduction pipe 24 can be caused to orbit, so that the emission effect of the hot vapor in the spiral heating pipe is increased, and the heat conduction effect of the spiral heat conduction pipe 24 is increased.

As an embodiment of the present invention, the elastic heat conducting metal sheets 4 are uniformly arranged on the outer wall of the spiral heat conducting pipe 24, and the elastic heat conducting metal sheets 4 are arranged in an arc shape; the heat-conducting metal sheet corresponds to the extrusion convex ball 3; when the device works, when the spiral heat-conducting pipe 24 is vibrated and extruded by the extrusion convex ball 3, the arranged elastic heat-conducting metal sheet 4 can swing in the tea oil under the action force of the extrusion convex ball 3, the swing of the elastic heat-conducting metal sheet 4 not only can increase the high-temperature dehydration effect of the tea oil in the spiral heat-conducting pipe 24, but also can play a slight stirring effect on the tea oil in the vacuum tank 1, so that high-temperature heat emitted from the spiral heat-conducting pipe 24 can be efficiently mixed into the tea oil, and the dehydration effect of the high-temperature heat on the tea oil is further increased; simultaneously the cooperation of elasticity heat conduction sheetmetal 4 and extrusion protruding ball 3 not only can increase the effect of the high temperature dehydration of spiral heat pipe 24 to tea-seed oil, need not install the power supply in vacuum tank 1 simultaneously, alright produce swing and vibration in 1 bag of vacuum tank with making spiral heat pipe 24, not only reduced vacuum dehydration device's design cost, increase vacuum tank 1's the production quality who utilizes space and vacuum tank 1 interior tea-seed oil simultaneously.

In one embodiment of the present invention, the nitrogen generator 5 is mounted on the fixing plate, and the nitrogen generator 5 is guided into the spiral heat-conducting pipe 24 through the gas-guiding pipe 6; an expansion cavity 41 is formed in the elastic heat-conducting metal sheet 4, and the expansion cavity 41 is communicated with the spiral heating pipe; the elastic heat-conducting metal sheet 4 is provided with micropores; the during operation, when spiral heat pipe 24 produced the vibration in the tea-seed oil, nitrogen gas in the nitrogen generator 5 can enter into the spiral heating pipe through air duct 6, but guarantee that vacuum is about 0.05Mpa, let in the nitrogen gas in the spiral heating pipe can pass through in the vacuum tank 1 of the even diffusion of elasticity heat conduction sheetmetal 4, make nitrogen gas in the spiral heating pipe can evenly mix the contact with the tea-seed oil, the inflated nitrogen gas in the vacuum tank 1 not only can make the spongy of tea-seed oil production easy dehydration, make the interior heat steam of spiral heat pipe 24 can heat nitrogen gas simultaneously, make nitrogen gas after the heating can the intensive mixing in the tea-seed oil, further increase the high temperature dehydration effect of tea-seed oil in the spiral heat pipe 24.

As an embodiment of the present invention, the bottom end of the spiral heat conducting pipe 24 is connected to the bottom end of the vacuum tank 1 through a flexible connecting pipe 7; the outer wall of the soft connecting pipe 7 is sleeved with a fiber sealing pipe 8, and the outer wall of the fiber sealing pipe 8 is provided with an extrusion cavity; when the vacuum sealing device works, when the spiral heat pipe 24 swings in the vacuum tank 1, the fiber sealing pipe 8 can play a role in sealing and limiting the spiral heat pipe 24, and the phenomenon that when the spiral heat pipe 24 swings for a long time, a vibration gap is generated between the end part of the spiral heat pipe 24 and the vacuum tank 1 is prevented, so that the vacuum degree of the vacuum tank 1 is influenced, and the sealing effect of the vacuum tank 1 is influenced; the oscillation of the spiral heat pipe 24 causes the fiber sealing tube 8 to be squeezed, and the squeezing chamber can have an effect of vibrating the spiral heat pipe 24.

As an embodiment of the invention, the bottom end of the vacuum tank 1 is provided with a corrugated soft plate 9, and the upper end surface of the corrugated soft plate 9 is provided with a corrugated groove 91; the flexible fluctuation plate 9 is sleeved on the fiber sealing pipe 8; the during operation, when fibre sealed tube 8 takes place the extrusion inflation, the ripple soft board can produce slight shake in vacuum tank 1's bottom, and the shake of ripple soft board can make vacuum tank 1 bottom static tea-seed oil produce and mix the phenomenon, and then the cooperation of the ripple soft board and the spiral heat pipe 24 of shake for tea-seed oil in the vacuum tank 1 can produce the dehydration under the vibrational force, and then increase vacuum tank 1 to the high-efficient vibration dewatering effect of tea-seed oil.

The specific working process is as follows:

when the vacuum pump works, the vacuum pump pumps out air in the vacuum tank 1 through the vacuum pipe 30; tea oil to be dehydrated is put into the vacuum tube through the feeding tube 20, liquid in the circulating heating box 21 is heated to the tea oil dehydration temperature through an electric heating mode, hot water enters the liquid inlet tube 23 through the water inlet by the circulating heating box 21 in an intermittent working mode, high-temperature liquid in the liquid inlet tube 23 enters the spiral heat conduction tube 24 from the top end of one expansion heating tube 25 and the bottom end of the other expansion heating tube 25 respectively, so that the hot water in the circulating heating box 21 enters the spiral heat conduction tube 24 from the upper end and the lower end of the vacuum tank 1 respectively, high-temperature hot steam led in the spiral heat conduction tube 24 in two directions can uniformly dissipate heat in the vacuum tank 1, and the steam after high-temperature evaporation is discharged through the exhaust tube 40; after the tea oil is dehydrated in the vacuum tank 1, the discharging pipe 10 is opened, and the dehydrated tea oil in the vacuum tank 1 is discharged through the discharging pipe 10.

In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.

While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.