CN212065511U

CN212065511U - External heating device and fryer

Info

Publication number: CN212065511U
Application number: CN202020712505.1U
Authority: CN
Inventors: 于辉波; 白国旺; 李超; 李亚猛
Original assignee: Shijiazhuang Jiayue Machinery Manufacturing Co ltd
Current assignee: Shijiazhuang Jiayue Machinery Manufacturing Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-04
Anticipated expiration: 2030-04-30

Abstract

The utility model provides an external heating device and fryer belongs to deep-fry equipment technical field. The external heating device comprises a cylinder body, a sealing cover and an electric heat pipe assembly; the cylinder body is provided with an inner cavity for containing fluid to be heated and an opening communicated with the inner cavity; an oil inlet, an oil outlet and a slag discharge port which are respectively communicated with the inner cavity are arranged on the barrel body; the oil inlet and the oil outlet are both arranged at the top of the barrel body and are respectively arranged at the two ends of the barrel body; the slag discharge port is arranged at the bottom of the cylinder body; the sealing cover is detachably connected with the cylinder body and is used for sealing the opening of the cylinder body; the electric heating pipe assembly is arranged on the sealing cover and used for being inserted into the inner cavity to heat fluid. The utility model also provides a fryer. The utility model provides an external heating device and fryer has realized the external heating of oil, has avoided the residue to cause the pollution to food, and then has guaranteed the quality of food.

Description

External heating device and fryer

Technical Field

The utility model belongs to the technical field of the deep-fry equipment, more specifically say, relate to an external heating device and fryer.

Background

The deep fryer is kitchen equipment for frying and cooking food by using edible oil as a main raw material, and is widely applied to places such as fast food restaurants, hotels, catering places and the like. The inner container of the prior external heating device is generally cubic and has large oil capacity. The fryer generally adopts built-in heating device to heat, and food residue easily falls into the inner bag bottom, and inconvenient clearance, and then lead to the residue to be burnt and adhere on food outer wall, influence food outward appearance, taste and security. The existing external heating device has the disadvantages of complex structure, high production and acquisition cost and difficult maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide an external heating device and fryer aims at solving the big technical problem of present external heating device oil consumption.

In one aspect, an external heating device is provided, including:

a barrel having an inner cavity for containing a fluid to be heated and an opening communicating with the inner cavity; the cylinder body is provided with an oil inlet, an oil outlet and a slag discharge port which are respectively communicated with the inner cavity; the oil inlet and the oil outlet are both arranged at the top of the barrel body and are respectively arranged at two ends of the barrel body; the slag discharge port is arranged at the bottom of the barrel;

the sealing cover is detachably connected with the cylinder body and is used for sealing the opening of the cylinder body; and

and the electric heat pipe assembly is arranged on the sealing cover and is used for being inserted into the inner cavity to heat the fluid.

Further, still include:

a flow guide assembly located between the oil inlet and the oil outlet for extending a flow path of the fluid in the internal cavity.

Further, the flow guide assembly includes:

the first guide plates are parallel to each other, are positioned at the middle upper part of the inner cavity and are connected with the sealing cover through first connecting pieces; and

the second guide plates are parallel to each other, are positioned at the middle lower part of the inner cavity and are connected with the sealing cover through second connecting pieces;

the plurality of second guide plates and the plurality of first guide plates are arranged in a staggered mode, and a curved channel is formed between the plurality of second guide plates and the plurality of first guide plates; the electric heat pipe assembly sequentially penetrates through the corresponding guide plates to extend to the closed end of the cylinder body.

Further, the first guide plate and the second guide plate are respectively semicircular plates, and the first connecting piece and the second connecting piece respectively comprise a plurality of connecting rods arranged at intervals along the circumferential direction.

Further, the electric heating pipe assembly comprises a plurality of annular assemblies which are coaxially arranged with the cylinder body, and each annular assembly is surrounded by a plurality of electric heating pipes which are distributed at intervals along the circumferential direction.

Further, the cartridge includes:

an outer cylinder;

the inner cylinder is sleeved in the outer cylinder; a gap is formed between the inner cylinder and the outer cylinder, and the gap is provided with an opening in the direction consistent with the opening direction of the cylinder body; and

the plugging piece is used for connecting the inner cylinder and the outer cylinder and plugging the opening of the gap; the sealing cover is detachably connected with the sealing piece.

Furthermore, the gap is filled with a heat insulation layer.

Further, the external heating device further comprises a support for supporting the cylinder, and supporting legs capable of adjusting the height are arranged at the bottom of the support.

Further, a detection device for detecting the pressure in the cylinder body is further arranged on the cylinder body.

One of the above technical solutions has the following beneficial effects: compared with the prior art, the electric heating pipe assembly is adopted as the heating element, and the relative position of the electric heating pipe assembly and the cylinder body is fixed through the sealing cover, so that the electric heating pipe assembly is convenient to integrally disassemble and assemble. The external heating device that this embodiment provided simple structure, easy dismounting is convenient for maintain and the clearance, and then has guaranteed the security of food. The barrel not only can be used to hold oil but also can hold the food residue that gets into the barrel in oil in this embodiment, and at the in-process of oil heating, food residue in the oil deposits in the barrel under the effect of gravity, treats the oil discharge back in the barrel, and the accessible is arranged the cinder notch and is cleared up the food residue in the barrel, and then has avoided the residue to cause the pollution to food, and then has guaranteed the quality of food.

Wherein, oil inlet and oil-out all set up at the top of barrel, and the phenomenon that has effectively avoided in the use that the food waste that gets into in the barrel through the oil inlet again flows out the barrel through the oil-out takes place, has reduced simultaneously that oil causes the phenomenon of impact to the food waste of deposit in the barrel when getting into the barrel through the oil inlet and takes place, has further reduced the phenomenon that the food waste in the barrel flows out the barrel through the oil-out and takes place. The oil inlet and the oil outlet are respectively arranged at two ends of the barrel body, so that the oil entering the barrel body through the oil inlet can be discharged through the oil outlet after passing through a longer path, the longer retention time of the oil in the barrel body is further ensured, food residues carried in the oil have time to fully settle, and the good heating effect of the external heating device is ensured.

On the other hand, the frying machine comprises an inner container and the external heating device, wherein an oil inlet and an oil outlet are formed in the inner container, the oil inlet of the inner container is communicated with the oil outlet of the external heating device through a first oil pipe, and the oil outlet of the inner container is communicated with the oil inlet of the external heating device through a second oil pipe.

One of the above technical solutions has the following beneficial effects: compared with the prior art, the external heating device is adopted, basically the same technical effect is achieved, and the external heating device is not limited herein.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of an external heating device according to an embodiment of the present invention;

fig. 2 is a schematic view of a vertical cross-sectional structure of an external heating device according to an embodiment of the present invention;

fig. 3 is a sectional view of the structure taken along line a-a of fig. 1.

In the figure: 110. a barrel; 111. an outer cylinder; 112. an inner barrel; 113. a blocking member; 114. a heat-insulating layer; 120. an oil inlet; 130. an oil outlet; 140. a slag discharge port; 150. sealing the cover; 160. an electric heat pipe assembly; 170. a flow guide assembly; 171. a first baffle; 172. a second baffle; 173. a connecting rod; 180. a detection device; 190. a support; 191. and (7) supporting legs.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3, an external heating device according to an embodiment of the present invention will be described. The external heating device comprises a cylinder body 110, a cover 150 and an electric heating tube assembly 160. The barrel 110 has an interior cavity for containing a fluid to be heated and an opening in communication with the interior cavity. The cylinder body 110 is provided with an oil inlet 120, an oil outlet 130 and a slag discharge port 140 which are respectively communicated with the inner cavity. The oil inlet 120 and the oil outlet 130 are both disposed at the top of the cylinder 110 and are respectively disposed at two ends of the cylinder 110. The slag discharge port 140 is provided at the bottom of the barrel 110. The cap 150 is detachably coupled to the cylinder 110 to close the opening of the cylinder 110. An electric heat pipe assembly 160 is provided on the cover 150 for heating fluid inserted in the inner cavity. The fluid is oil, water, oil-water mixture or other fluid object to be heated.

Before the oil-saving device is used, an oil outlet 130 of the external heating device is communicated with an oil inlet 120 of the fryer through an oil pipe, the oil inlet 120 of the external heating device is communicated with the oil outlet 130 of the fryer through the oil pipe, and a circulating pump is installed on one of the oil pipes, so that the external heating device, the fryer and the corresponding oil pipe form a circulating system. Wherein each oil pipe is provided with a valve, or each oil outlet 130 and each oil inlet 120 are provided with valves.

When the oil-heating device is used, oil is poured into the frying machine, the valve is opened, the circulating pump is started, the oil enters the barrel body 110 through the corresponding oil pipe, the electric heating pipe assembly 160 heats the oil flowing into the barrel body 110, and the oil is heated for a period of time or is heated to a specified temperature and then is sent back into the frying machine through the corresponding oil pipe to be used for frying food.

The embodiment of the utility model provides an external heating device compares with prior art, adopts electric heat pipe subassembly 160 as heating element, through the relative position of the fixed electric heat pipe subassembly 160 of closing cap 150 and barrel 110, the whole dismouting of the electric heat pipe subassembly 160 of being convenient for. The external heating device that this embodiment provided simple structure, easy dismounting is convenient for maintain and the clearance, and then has guaranteed the security of food. Barrel 110 not only can be used to hold oil in this embodiment and still can hold the food waste who gets into barrel 110 in oil, and at the in-process of oil heating, food waste in the oil deposits in barrel 110 under the effect of gravity, treats the oil discharge back in the barrel 110, and the accessible is arranged sediment mouth 140 and is cleared up the food waste in the barrel 110, and then has avoided the residue to cause the pollution to food, and then has guaranteed the quality of food.

The oil inlet 120 and the oil outlet 130 are both arranged at the top of the barrel body 110, so that the phenomenon that food residues entering the barrel body 110 through the oil inlet 120 flow out of the barrel body 110 through the oil outlet 130 in the using process is effectively avoided, meanwhile, the phenomenon that the food residues deposited in the barrel body 110 are impacted when oil enters the barrel body 110 through the oil inlet 120 is reduced, and the phenomenon that the food residues in the barrel body 110 flow out of the barrel body 110 through the oil outlet 130 is further reduced. The oil inlet 120 and the oil outlet 130 are respectively arranged at two ends of the cylinder body 110, so that the oil entering the cylinder body 110 through the oil inlet 120 can be discharged through the oil outlet 130 after passing through a longer path, and further, the longer retention time of the oil in the cylinder body 110 is ensured, food residues carried in the oil have time to fully settle, and the good heating effect of the external heating device is ensured.

Further, the cylinder 110 is provided with a temperature measuring device for detecting the temperature of the oil in the cylinder 110, and the temperature measuring device may be a temperature sensor, a thermometer, or the like, as long as the above functions are achieved. When the temperature detection device adopts an electronic detection device, the temperature detection device and the electric heating pipe assembly 160 can be respectively connected with the control device, and before the temperature detection device is used, an oil temperature threshold value is preset by the control device, so that when the oil temperature reaches a certain value, the control device can automatically control the electric heating pipe assembly 160 to be disconnected from the power supply, and the oil in the cylinder body 110 is stopped being heated.

In order to further prolong the residence time of the oil in the cylinder 110 and ensure the sufficient sedimentation of the food residue, please refer to fig. 2 and fig. 3, as a specific embodiment of the external heating device provided by the present invention, the external heating device further comprises a flow guiding assembly 170 located between the oil inlet 120 and the oil outlet 130, the flow guiding assembly 170 is used to prolong the flow path of the fluid in the inner cavity.

The arrangement of the flow guide assembly 170 further prolongs the flow path of the fluid in the cylinder 110, so as to prolong the retention time of the fluid in the cylinder 110, ensure that food residues in the fluid can be fully settled, and ensure a better heating effect of the fluid.

Referring to fig. 2 and 3, as an embodiment of the external heating device of the present invention, the flow guiding assembly 170 includes a plurality of first flow guiding plates 171 and a plurality of second flow guiding plates 172. The first baffles 171 are parallel to each other, are located at the middle upper portion of the inner cavity, and are connected to the cover 150 through a first connecting member. The second baffles 172 are parallel to each other, are located at the middle lower part of the inner cavity, and are connected with the cover 150 through a second connecting member.

The plurality of second deflectors 172 and the plurality of first deflectors 171 are alternately arranged to form a curved passage therebetween. The electrothermal tube assemblies 160 in turn extend through the respective baffles to the closed end of the barrel 110.

Specifically, when the flow guide assembly 170 is installed in the cylinder 110, only a small gap is formed between the first flow guide plate 171 and the inner wall of the cylinder 110 and between the second flow guide plate 172 and the first flow guide plate 171 and the inner wall of the cylinder 110, so that the flow guide assembly 170 is convenient to assemble and disassemble, and the flow guide effect is good.

The first guide plate 171 is connected with the sealing cover 150 through a first connecting piece, and the second guide plate 172 is connected with the sealing cover 150 through a second connecting piece, so that the guide assembly 170 can be detached together with the electric heating tube assembly 160 along with the detachment of the sealing cover 150, thereby facilitating the cleaning of the inner wall of the cylinder 110 and the cleaning and maintenance of the guide assembly 170.

And because the electric heat pipe assembly 160 passes through the guide plate, the first guide plate 171 and the second guide plate 172 can also be used as limiting devices for limiting the relative position between the electric heat pipe assembly 160 and the cylinder body 110 and the relative position of each component on the electric heat pipe assembly 160, so that the risk of deformation of the electric heat pipe assembly 160 in the use and transportation process is effectively reduced, and the stability of the overall structure and function of the external heating device is ensured.

Referring to fig. 2 and 3, as an embodiment of the external heating device of the present invention, the first guide plate 171 and the second guide plate 172 are respectively semicircular plates, and the first connecting member and the second connecting member respectively include a plurality of connecting rods 173 arranged along the circumferential direction at intervals.

The first guide plate 171 and the second guide plate 172 are respectively connected with the sealing cover 150 through a plurality of connecting rods 173, so that the first guide plate 171 and the second guide plate 172 are not easily deformed, and the stability of the flow guide effect is ensured.

Referring to fig. 3, as an embodiment of the external heating device of the present invention, the electric heating tube assembly 160 includes a plurality of annular assemblies coaxially disposed with the barrel 110, and each annular assembly is surrounded by a plurality of electric heating tubes distributed at intervals along the circumferential direction.

The electric heating pipes are enclosed into a ring, so that the contact area of the electric heating pipe assembly 160 and the oil is increased, the heating rate of the oil is further increased, and the heating time is shortened.

The annular assembly is provided in plurality to further increase the oil heating rate. The number of the ring-shaped assemblies can be set according to the use requirement.

Further, the connection rod 173 is located outside the cavity enclosed by the electric heat pipe assembly. The electric heating tube is a U-shaped tube, and the axial direction of the connecting rod 173 is parallel to the length direction of the electric heating tube.

The electric heating tubes are U-shaped tubes, so that the large contact area of each electric heating tube and the oil is ensured, and the heating rate of the oil is further improved. The axis of the connecting rod 173 is parallel to the length direction of the electric heating tube, so that the aesthetic property of the assembly structure formed by connecting the connecting rod 173 and the electric heating tube assembly 160 is ensured.

Referring to fig. 2, as a specific embodiment of the external heating device of the present invention, the barrel 110 includes an outer barrel 111, an inner barrel 112 sleeved in the outer barrel 111, and a plugging member 113. A gap is provided between the inner cylinder 112 and the outer cylinder 111, and the gap has an opening in the same direction as the opening of the cylinder 110. The closing member 113 is used to connect the inner cylinder 112 and the outer cylinder 111 and close the opening of the gap. The cap 150 is removably attached to the block-out piece 113.

A gap is formed between the outer cylinder 111 and the inner cylinder 112, so that a contact path between the inner cylinder 112 and the outside is effectively blocked, the rate of heat exchange between the inner cylinder 112 and the outside is reduced, further, the loss of the temperature in the inner cylinder 112 is avoided, and the energy consumption required by fluid heating is reduced.

In this embodiment, the plugging member 113 may be detachably connected to the outer cylinder 111 and the inner cylinder 112 or welded thereto, and is not limited herein.

Furthermore, the gap is filled with the insulating layer 114, so that the insulating capability of the cylinder 110 is further improved, and the energy consumption required by fluid heating is reduced.

Referring to fig. 1 and 2, as a specific embodiment of the external heating device of the present invention, a detection device 180 for detecting the pressure inside the cylinder 110 is further disposed on the cylinder 110.

The detection device 180 may be a pressure gauge, a pressure sensor, or the like, and may be specifically set as needed. When the device is used, whether the pressure in the cylinder 110 is abnormal or not can be judged by observing the reading of the pressure gauge, if the reading is obviously reduced, the oil leakage phenomenon is proved, the valves on the oil outlet pipe and the oil inlet pipe are timely closed, the surface of the cylinder 110 and the joint between the cylinder 110 and the sealing cover 150 are detected, and the waste of the oil leakage is prevented.

Referring to fig. 1 to 3, as a specific embodiment of the external heating device provided by the present invention, the external heating device further includes a support 190 for supporting the barrel 110, and a support leg 191 capable of adjusting the height is disposed at the bottom of the support 190.

The type of the leg 191 in this embodiment can be selected according to the usage requirement, as long as the height adjustment can be achieved, and is not limited herein.

When the height-adjustable support leg is used, the height of the support leg 191 can be adjusted according to the use requirement, and then the height of the cylinder body 110 from the ground can be adjusted.

The embodiment of the utility model provides a fryer is still provided. The fryer comprises an inner container and an external heating device, wherein an oil inlet and an oil outlet are formed in the inner container, the oil inlet of the inner container is communicated with the oil outlet 130 of the external heating device through a first oil pipe, and the oil outlet of the inner container is communicated with the oil inlet 120 of the external heating device through a second oil pipe.

The embodiment of the utility model provides a deep fryer has adopted above-mentioned external heating device, has gained basically the same technological effect, does not do the injecing here.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. External heating device, its characterized in that includes:

2. The external heating device as defined in claim 1, further comprising:

3. The external heating device as defined in claim 2, wherein the flow guide assembly comprises:

4. The external heating device as defined in claim 3, wherein the first baffle and the second baffle are each a semicircular plate, and the first connecting member and the second connecting member each comprise a plurality of circumferentially spaced connecting rods.

5. The external heating device as defined in claim 1, wherein the electric heating tube assembly comprises a plurality of ring assemblies coaxially disposed with the cylinder, each ring assembly being surrounded by a plurality of electric heating tubes spaced circumferentially.

6. The external heating device as defined in any one of claims 1-5, wherein said cartridge comprises:

an outer cylinder;

7. The external heating device as defined in claim 6, wherein the gap is filled with an insulating layer.

8. The external heating device as defined in any one of claims 1-5, further comprising a support for supporting said barrel, wherein the bottom of said support is provided with legs capable of adjusting height.

9. The external heating device as defined in any one of claims 1-5, wherein a detecting device for detecting the pressure in said cylinder is further provided on said cylinder.

10. The deep fryer is characterized by comprising an inner container and the external heating device as claimed in any one of claims 1 to 9, wherein an oil inlet and an oil outlet are formed in the inner container, the oil inlet of the inner container is communicated with the oil outlet of the external heating device through a first oil pipe, and the oil outlet of the inner container is communicated with the oil inlet of the external heating device through a second oil pipe.