TWI753612B - Oil cylinder and oil press including the same - Google Patents

Abstract

A trough pressing barrel and an oil press having the trough pressing barrel, comprising: a barrel body with a first end and a second end opposite to the first end, wherein the first end is provided with a first opening and the first end Two ends are provided with second openings, and there is a through portion between the first opening and the second opening; and a first extension portion is arranged at the first end of the barrel, and the radial cross section of the first extension portion is The area is not less than the radial cross-sectional area of the first end of the barrel. The trough can be matched with an oil press with positioning parts, so as to make it easier to load raw materials, and has the effect of guiding the extrusion parts into the trough. The dregs exit easily.

Description

Squeeze barrel and oil press with the same

The present invention relates to a trough-pressing barrel, in particular to a trough-pressing barrel with an opening of a special shape, and an oil press matched with the trough-pressing barrel.

With the continuous improvement of people's living standards, more and more attention is paid to health and wellness in diet. Moreover, in recent years, food safety problems have emerged one after another, so the demand for self-extracting cooking oil at home is increasing. At present, the common household oil presses on the market are small in size and are only used for small-scale oil extraction, so that ordinary people can extract an appropriate amount of oil in time, and master the manufacturing process of oil products, so that they are relatively safe and secure to eat. In addition, the public can choose the type of oil according to their own preferences or needs, and choose different types of oil according to different diets, nutritional intake needs or cooking methods.

It is known that the squeeze tank is a cylinder, and the end of the cylinder is an opening for the material and the squeeze rod to enter the squeeze tank. However, this design is not easy to operate, and the oil outlet needs to be adjusted correspondingly for different raw materials. Extract oil. In addition, after the oil extraction is completed, the pressing tank may generate heat due to the preheating treatment of the raw materials. It is not easy to remove the compacted dregs in the pressing tank and clean the related equipment.

In view of this, it is necessary to provide an improved trough and an oil press matched with the trough to solve the problems existing in the prior art.

In order to solve the problems of the prior art, a first aspect of the present invention provides a trough barrel, comprising: a barrel body, the barrel body has a first end and a second end opposite to the first end, wherein the first end is provided with There is a first opening and the second end is provided with a second opening, and there is a through part between the first opening and the second opening; and a first extension part, the first extension part is arranged on the first part of the barrel. At one end, the radial cross-sectional area of the first extension portion is not less than the radial cross-sectional area of the first end of the barrel.

According to an embodiment of the present invention, the first extension portion has an outer edge disposed on a side of the first extension portion away from the first end of the barrel, wherein the radial cross-sectional area of the first extension portion is directed toward The outer edge of the first extension portion increases gradually.

According to an embodiment of the present invention, the trough barrel further includes a second extension portion, the second extension portion is disposed at the second end of the barrel body, and the radial cross-sectional area of the second extension portion is not smaller than that of the barrel body. The radial cross-sectional area of the second end.

According to an embodiment of the present invention, the second extension portion has an outer edge disposed on a side of the second extension portion away from the second end of the barrel, wherein the radial cross-sectional area of the second extension portion faces the The outer edge of the second extension portion is gradually increased.

According to an embodiment of the present invention, the barrel body is provided with a plurality of first through holes.

According to an embodiment of the present invention, the plurality of first through holes are arranged at intervals.

A second aspect of the present invention provides an oil press including the trough pressing barrel according to the first aspect of the present invention, comprising: a main body, including a base, a first support part and a second support part, the first support part is fastened from the base Extending upward, the second support part is detachably fixed to the first support part, wherein the second support part has a second through hole; the above-mentioned squeeze tank barrel is detachably arranged on the base The operating member is overlapped with the second through hole, the operating member has a force-resistant end and a force-applying end opposite to the force-resistant end, and the cross-sectional area of the force-resistant end of the operating member is not greater than the cross-sectional area of the second through hole, so as to The resistance end of the operating piece is overlapped with the second through hole; the first joint part is arranged on the operating piece to be linked with the operating piece; and an extruding piece, one end of the extruding piece has A second engaging portion for engaging with the first engaging portion, the second engaging portion is used for interlocking with the first engaging portion, and the radial cross-sectional area of the other end of the extrusion piece is equal to or smaller than the penetration The radial cross-sectional area of the inner edge of the portion is used to enter and exit the through portion.

According to an embodiment of the present invention, the first support portion further includes a third through hole for accommodating a portion of the operating member.

According to an embodiment of the present invention, the second support portion further includes an accommodating portion disposed at a position where the second support portion moves relative to the extrusion member through the first joint portion, wherein the accommodating portion has an accommodating space , and the cross-sectional area of the accommodating space is equal to or greater than the radial cross-sectional area of the second joint portion, so as to accommodate the second joint portion of the extrusion piece.

According to an embodiment of the present invention, the oil press further includes a positioning member disposed below the second support portion and combined with the first support portion.

According to an embodiment of the present invention, the first support portion has a first joint portion, and the positioning member has a second joint portion combined with the first joint portion.

According to an embodiment of the present invention, the first joint portion is an opening and the second joint portion is a convex portion, or the first joint portion is a convex portion and the second joint portion is an opening.

According to an embodiment of the present invention, the positioning member further includes a positioning opening, and a predetermined distance is formed between the positioning opening and the second engaging portion.

According to an embodiment of the present invention, the circumference of the inner edge of the positioning opening is equal to or greater than the circumference of the radial section of the first end of the barrel body, and smaller than the circumference of the radial section of the outer edge of the first extension portion.

According to an embodiment of the present invention, the base further includes a first stop portion.

According to an embodiment of the present invention, the base further includes a second stop portion.

According to an embodiment of the present invention, the oil press further includes a liquid collecting cup, which is detachably arranged below the pressing tank and above the base.

According to an embodiment of the present invention, the collecting cup has a bottom, wherein the center of the bottom of the collecting cup is higher than the edge of the bottom of the collecting cup

Compared with the prior art, the press tank provided by the present invention makes it easier to load materials, and has the effect of guiding the extrusion parts into the press tank, and the oil press including the press tank can be used together with the oil press including the press tank. The dregs exit easily. Therefore, the present invention greatly improves the convenience of the user's operation during the process of charging, pressing and slag removal.

The embodiments of the present invention are described below by means of specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied by other different specific embodiments, and various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the spirit of the present invention.

A first aspect of the present invention provides a squeezing barrel. Please refer to FIG. 1 , which is a schematic diagram of a squeezing barrel according to an exemplary embodiment of the present invention. The squeezing barrel 1 includes a barrel body 11 and a first extension 141 . The barrel 11 may have a first end 14 and a second end 15 opposite to the first end 14 , wherein the first end 14 may be provided with a first opening 142 and the second end 15 may be provided with a second opening 152 , and the through portion 13 may be formed between the first opening 142 and the second opening 152 . In this embodiment, the first extension portion 141 may be disposed at the first end 14 of the barrel 11 , preferably, the radial cross-sectional area of the first extension 141 may not be smaller than the first end of the barrel 11 . 14 radial cross-sectional area.

According to an embodiment of the present invention, the first extension portion 141 may have an outer edge 16 and may be disposed on a side of the first extension portion 141 away from the first end 14 of the barrel 11 , as shown in FIG. 1 , the The radial cross-sectional area of the first extension portion 141 may gradually increase toward the outer edge 16 of the first extension portion 141 .

According to an embodiment of the present invention, when the raw materials for oil extraction, such as sesame, peanuts, etc., are loaded into the trough 1 of the present invention, the user can put the raw materials into the barrel 11 through the first extension 141 . In the through portion 13 of the first extension portion 141, since the radial cross-sectional area of the first extension portion 141 can gradually increase toward the outer edge 16 of the first extension portion 141, when the material is loaded, the material can be easily put into the first opening 142 , and smoothly slide down into the through portion 13 . In addition, please refer to FIG. 2 again. Compared with the conventional structural design of the barrel body of the pressing tank and the radial cross-sectional area of the outer edges at both ends of the barrel, the pressing barrel 1 of the present invention has the same size as the first extension 141. The radial cross-sectional area can be gradually increased toward the outer edge 16 of the first extension portion 141 . Therefore, when the press trough 1 of the present invention is matched with the extruding member 5 and the like, it is used to enter the through portion 13 , so as to match the trough 1 of the present invention. structure, in the process of squeezing out oil or other liquids, there can be a larger operating fault tolerance. According to the present invention, the opening of the barrel 11 of the squeezing barrel 1 does not need to be completely aligned with the extrusion member 5. The extrusion member 5 can also enter into the barrel through-section 13 of the press trough with the assistance of the first extension 141 .

According to another embodiment of the present invention, the second end 15 of the barrel 11 may be provided with a second extension portion 151 , and the radial cross-sectional area of the second extension 151 may not be smaller than the diameter of the second end 15 of the barrel 11 . to the cross-sectional area.

According to an embodiment of the present invention, the second extension portion 151 has an outer edge 17 , which can be disposed on a side of the second extension portion 151 away from the second end 15 of the barrel 11 , wherein the second extension portion 151 has an outer edge 17 . The radial cross-sectional area may increase toward the outer edge 17 of the second extension portion 151 .

According to an embodiment of the present invention, when the pressing tank 1 provided by the present invention is used to hold the raw material to be pressed for oil, the user can selectively put the material into the oil through the first extension portion 141 or the second extension portion 151 In the penetration portion 13 of the barrel body 11 , it is not necessary to distinguish the use direction of the pressing tank barrel 1 . Since the radial cross-sectional area of the first extension part 141 or the second extension part 151 can gradually increase toward the outer edge 16 of the first extension part 141 or the outer edge 17 of the second extension part 151 , when the material is loaded, the , the material can be easily put into and smoothly slipped into the through portion 13, and at the same time, the outer edge 17 of the second extension portion 151 can also have the convenience of the aforementioned first extension portion 141. effect.

According to an embodiment of the present invention, the barrel 11 may be provided with a plurality of first through holes 12 for the oil obtained by pressing to be released from the barrel 11 .

According to a preferred embodiment of the present invention, the first through holes 12 can be substantially spaced and evenly distributed between the first end 14 to the second end 15 of the barrel 11 .

According to an embodiment of the present invention, a user can put materials into the through-portion 13 through the first extension part 141 or the second extension part 151 , and the first through-holes 12 can be evenly distributed in the first part of the barrel 11 . Between the end 14 and the second end 15, the oil obtained by pressing the raw material in the through portion 13 of the barrel body 11 can be released from the barrel body 11 through the first through hole 12, thereby, So that the use of the trough barrel 1 does not need to follow a specific directionality.

The second aspect of the present invention provides an oil press 100 including the pressing tank 1 according to the first aspect of the present invention. Please refer to FIG. 2 and FIG. 3 again. FIG. 2 is an exploded view of the oil press 100 according to an exemplary embodiment of the present invention, and FIG. 3 is a schematic diagram of the operating member 3 of the oil press 100 of the present invention linking the extrusion member 5 . The oil press 100 includes a main body 2 , the pressing tank 1 provided in the first aspect of the present invention, an operating member 3 , a first joint portion 4 and an extrusion member 5 .

The body 2 may include a base 21 , a first support portion 22 and a second support portion 23 , the first support portion 22 may extend upward from the base 21 , the first support portion 22 may have a third through hole 221 , the first support portion 22 The two support parts 23 are detachably fixed to the first support part 22 , wherein the second support part 23 may have a second through hole 231 . The pressing tank 1 is detachably arranged on the base 21 . The operating member 3 can overlap the second through hole 231 and pass through the third through hole 221 , and the operating member 3 can have a resistance end 31 disposed on one side of the third through hole 221 and disposed on the first through hole 221 . On the other side of the three through holes 221 , relative to the force application end 32 of the resistance end 31 , the cross-sectional area of the resistance end 31 of the operating member 3 may not be larger than the cross-sectional area of the second through hole 231 , which can be used for the resistance of the operating member 3 The end 31 is overlapped with the second through hole 231 . The first engaging portion 4 can be disposed on the operating member 3 to be linked with the operating member 3 . One end of the extruding member 5 may have a second engaging portion 51 for engaging with the first engaging portion 4 , and the second engaging portion 51 may be used for interlocking with the first engaging portion 4 . The radial cross-sectional area of the other end may be equal to or smaller than the radial cross-sectional area of the inner edge of the through portion 13 for entering and exiting the through portion 13 .

According to an embodiment of the present invention, the second support portion 23 can be fastened to the first support portion 22 through fasteners such as screws or rivets.

According to an embodiment of the present invention, the second support portion 23 may include an accommodating portion 232 , which may be disposed at a position where the second support portion 23 moves relative to the extrusion member 5 through the first joint portion 4 , wherein the accommodating portion 232 The portion 232 has an accommodating space, and the sectional area of the accommodating space can be equal to or greater than the radial sectional area of the second joint portion 51 for accommodating the second joint portion 51 of the extrusion member 5 .

According to an embodiment of the present invention, the first engaging portion 4 may have a first groove 41 , and the side of the resistance end 31 of the operating member 3 may have a second groove 33 , wherein the second groove 33 may be opposite to each other. In the first groove 41, the oil press can also have a snap-fit piece 42, wherein the snap-fit piece 42 can be disposed between the first groove 41 and the second groove 33, and is connected with the first groove 41. A groove 41 and the second groove 33 are engaged with each other, so that the operating member 3 and the first engaging portion 4 are linked with each other.

According to an embodiment of the present invention, the first engaging portion 4 and the second engaging portion 51 are engaged with each other and are linked with each other, wherein the first engaging portion 4 can be a gear, the second engaging portion 51 can be a rack, The two mesh with each other, but not limited thereto.

According to an embodiment of the present invention, the resistance end 31 of the operating member 3 may have a third groove (not shown in the figure), and the third groove may be annularly disposed on the resistance end 31 .

According to an embodiment of the present invention, the oil press can further have a collar 34 , which can be sleeved on the third groove for positioning the resistance end 31 of the operating member 3 .

According to an embodiment of the present invention, the operating member 3 is a long rod and can have a bending portion 35, one side of the bending portion 35 can be the resistance end 31 and partially penetrates the third through hole 221, The other side of the bent portion 35 can be the force-applying end 32 .

According to an embodiment of the present invention, the force-applying arm of the force-applying end 31 may be smaller than the force-applying arm of the force-applying end 32 .

According to an embodiment of the present invention, the first engaging portion 4 may be disposed on the operating member 3 and located between the bending portion 35 and the collar 34 .

Referring to FIG. 4 , according to the present invention, the oil press 100 may further include a liquid collecting cup 7 .

According to an embodiment of the present invention, the liquid collecting cup 7 is detachably disposed below the pressing tank 1 and above the base 21 .

According to an embodiment of the present invention, the collecting cup 7 may have a bottom 71 , and the center of the bottom 71 may be higher than the edge of the bottom 71 of the collecting cup.

According to an embodiment of the present invention, the bottom 71 of the liquid collecting cup 7 can be gradually increased from the edge to the center to form a raised portion 711 .

According to an embodiment of the present invention, the raised portion 711 may correspond to the first extension portion 141 or the second extension portion 151 , and the pressing tank 1 can be placed on the liquid collecting cup 7 to reach the pressing tank 1 positioning effect. As mentioned above, the radial cross-sectional area of the first extension portion 141 or the second extension portion 151 can be gradually increased toward the outer edge 16 of the first extension portion 141 or the outer edge 17 of the second extension portion 151. For example, the raised portion 711 can correspond to the shape and structure of the outer edge 16 of the first extension portion 141 or the outer edge 17 of the second extension portion 151, so as to more easily locate the trough 1 on the sump Cup 7 on.

According to an embodiment of the present invention, after the oil obtained by pressing flows out from the first extension part 141 or the second extension part 151 or from the first through hole 12 , it can flow to the collector through the raised part 711 . The edge of the liquid cup 7 is convenient for the user to collect the oil obtained by pressing.

According to the present invention, when the user operates the oil press 100 to extract oil, the first extension portion 141 or the second extension portion 151 of the pressing tank 1 can be placed corresponding to the raised portion 711 of the sump cup 7 . In the collecting cup 7 , the raw materials are put into the barrel 11 . Next, lift the force-applying end 32 of the operating member 3 upward to link the second engaging portion 51 , so that after the pressing member 5 moves upward, the liquid collecting cup 7 and the squeezing tank 1 are placed on the pressing member 5 Downwards; then the force-applying end 32 of the operating member 3 is pressed downwards, so that the extruding member 5 moves downwards, enters the through-section 13 and squeezes the raw materials therein, and the oil obtained by pressing can pass through the first through-hole 12 is released, or flows out from the first extension portion 141 or the second extension portion 151 , and flows into the collecting cup 7 .

According to an embodiment of the present invention, during the pressing process, the user only needs to lift the force-applying end 32 once, and then press it down again to complete the oil-pressing action. Compared with the conventional manual oil press, the screw is rotated to lift the extruder, and the extruder needs to be rotated repeatedly to lift the extruder to a certain height, and then the extruder is repeatedly rotated to go deep into the pressing tank for pressing, and the present invention The design of the operating member 3 and the interlocking extrusion member 5 of the oil press 100 makes the process of oil pressing more convenient and time-saving.

According to an embodiment of the present invention, when the pressing member 5 moves downward, the trough barrel 1 can pass through the first extending portion 141 or the second extending portion 151 close to the pressing member 5 to the barrel body. 11 is positioned directly below the extruding part 5, so that the extruding part 5 can smoothly enter the penetrating part 13 with the assistance of the first extending part 141 or the second extending part 151 to press the raw material.

According to an embodiment of the present invention, the oil press 100 may further include a positioning member 6 , which may be disposed under the second support portion 23 and combined with the first support portion 22 .

According to an embodiment of the present invention, the first support portion 22 can have a first joint portion 222 , and the positioning member 6 can have a second joint portion 61 combined with the first joint portion 222 , wherein the first joint portion The 222 can be an opening, and the second combining part 61 can be a convex part, or the first combining part 222 can be a convex part, and the second combining part 61 can be an opening.

According to an embodiment of the present invention, the positioning member 6 may further include a positioning opening 62 , and a predetermined distance may be formed between the positioning opening 62 and the second engaging portion 51 .

According to an embodiment of the present invention, the circumference of the inner edge of the positioning opening 62 may be equal to or greater than the circumference of the radial section of the first end 14 and/or the second end 15 of the barrel 11 , and may be smaller than the first end 14 and/or the circumference of the radial section of the second end 15 The circumference of the radial cross-section of the outer edge 16 of the extension portion 141 and/or the outer edge 17 of the second extension portion 151. In a use situation, the first extension portion 141 or the second extension portion 151 can be located at the positioning opening 62 , and the first extension portion 141 or the second extension portion 151 can be engaged with the positioning opening 62 , so that the trough barrel 1 is hung on the positioning member 6 .

According to the present invention, after the oil obtained by pressing is released, the compacted dregs may remain in the penetration portion 13 , and the user can lift the force-applying end 32 of the operating member 3 upwards, so that the pressing member 5 moves upwards. Move and hang the slag-containing pressing tank 1 on the positioning member 6, and then apply force to the force end 32 of the operating member 3 downward, so that the extrusion member 5 moves downward and enters the penetration portion 13 and push the dregs out of the trough 1.

According to the present invention, according to the characteristics of different raw materials, the raw materials can be heated and then pressed. The squeezing barrel 1 that generates heat after pressing can be held at the first extension portion 141 or the second extending portion 151 away from the dregs, and the trough 1 is hung in the positioning opening 62, and then the dregs Exit the trough barrel 1. In the present invention, after oil extraction or slag removal, through the design of the first extension portion 141 or the second extension portion 151 of the trough 1 and the positioning member 6 of the oil press 100, the user can safely Hold the trough 1 to reduce the risk of burns.

According to the present invention, the user can achieve the actions of squeezing the raw material and ejecting the dregs through the same extrusion element 5 . The oil press 100 of the present invention does not need to use other additional tools to remove slag, which is more convenient to use; in addition, there is no need to add additional slag removal equipment, which can also make the oil press 100 of the present invention simpler in structure and cost-saving.

According to an embodiment of the present invention, the base 21 may further include a first stop portion 211 , and the first stop portion 211 can position the liquid collecting cup 7 at a position substantially corresponding to the extrusion member 5 during oil extraction. Location.

According to an embodiment of the present invention, the base 21 may further include a second stop portion 212 , and the force-applying end 32 of the operating member 3 can be placed on the second stop portion 212 . When extracting oil, hold the operating member 3 and apply downward force. When the force-applying end 32 contacts the second stop portion 212, it can be known that the oil-extracting action has been completed, and the force-applying end of the operating member 3 can be avoided. 32 hits the base 21 .

To sum up, the pressing barrel 1 provided by the present invention makes it easier to load the raw materials, and the structure of the pressing barrel 1 can also guide the extrusion member 5 to enter the pressing barrel 1 more easily. In addition, the oil press 100 provided by the present invention including the pressing tank 1 can easily withdraw the dregs. Therefore, the present invention greatly improves the convenience of the user's operation during the process of charging, pressing and slag removal.

1: Squeeze barrel 11: Barrel body 12: First through hole 13: Through part 14: First End 142: First opening 141: First extension 15: Second end 151: Second extension 152: Second Opening 16: Outer Rim 17: Outer Rim 2: body 21: base 211: First gear stop 212: Second gear stop 22: The first support part 221: The third through hole 222: The first joint 23: Second support part 231: Second through hole 232: accommodating part 3: Operation part 31: Resistance end 32: Force end 33: Second groove 34: Collar 35: Bending part 4: The first joint part 41: The first groove 42: Snaps 5: Extrusion 51: Second Joint 6: Positioning member 61: Second joint 62: Positioning port 7: Collection cup 71: Bottom 711: Raised part 100: Oil press

FIG. 1 is a schematic diagram of a press vat according to an exemplary embodiment of the present invention.

Figure 2 is an exploded view of an oil press according to an exemplary embodiment of the present invention.

FIG. 3 is a schematic diagram of the operating part of the oil press interlocking the extrusion part of the present invention.

FIG. 4 is a cross-sectional view of the squeezing tank matched with the liquid collecting cup of the present invention.

1: Squeeze barrel

11: barrel body

12: The first through hole

13: Penetration

14: First End

141: The first extension

142: The first opening

15: Second End

151: Second extension

152: Second Opening

16: Outer Rim

17: Outer Rim

Claims (15)

A trough pressing barrel, comprising: a barrel body, the barrel body has a first end and a second end opposite to the first end, wherein the first end is provided with a first opening and the second end is provided with a second opening , and there is a through portion between the first opening and the second opening; a first extension portion, the first extension portion is arranged at the first end of the barrel, and the radial cross-sectional area of the first extension portion is not less than The radial cross-sectional area of the first end of the barrel, wherein the first extension has an outer edge and is disposed on the side of the first extension away from the first end of the barrel, wherein the first extension The radial cross-sectional area of the first extending portion increases gradually toward the outer edge of the first extending portion; and the second extending portion is disposed at the second end of the barrel, and the radial cross-sectional area of the second extending portion is The area is not less than the radial cross-sectional area of the second end of the barrel, wherein the second extension has an outer edge and is disposed on the side of the second extension away from the second end of the barrel, wherein the second extension The radial cross-sectional area of the extension portion increases toward the outer edge of the second extension portion. The trough pressing barrel according to claim 1, wherein a plurality of first through holes are arranged on the barrel body. The trough barrel according to claim 2, wherein the plurality of first through holes are arranged at intervals. An oil press, comprising: a main body, comprising a base, a first support part and a second support part, the first support part is extended upward from the base, and the second support part is detachably fixed to the first support part a support part, wherein the second support part has a second through hole; the trough barrel according to any one of claims 1 to 3 is detachably arranged on the base; The operating piece is overlapped with the second through hole. The operating piece has a force-resistant end and a force-applying end relative to the force-resistant end. The resistance end of the operating piece is overlapped with the second through hole; the first joint part is arranged on the operating piece to be linked with the operating piece; and an extruding piece, one end of the extruding piece has A second engaging portion for engaging with the first engaging portion, the second engaging portion is used for interlocking with the first engaging portion, and the radial cross-sectional area of the other end of the extrusion piece is equal to or smaller than the penetration The radial cross-sectional area of the inner edge of the portion is used to enter and exit the through portion. The oil press as claimed in claim 4, wherein the first support portion further comprises a third through hole for accommodating a portion of the operating member. The oil press as claimed in claim 4, wherein the second support portion further comprises an accommodating portion, which is disposed at a position where the second support portion moves relative to the extrusion member through the first joint portion, wherein the accommodating portion The accommodating portion has an accommodating space, and the sectional area of the accommodating space is equal to or greater than the radial sectional area of the second joint portion, for accommodating the second joint portion of the extrusion piece. The oil press according to claim 4, further comprising a positioning member disposed below the second support portion and combined with the first support portion. The oil press of claim 7, wherein the first support portion has a first joint portion, and the positioning member has a second joint portion combined with the first joint portion. The oil press of claim 8, wherein the first joint part is an opening and the second joint part is a convex part, or the first joint part is a convex part and the second joint part is an opening. The oil press according to claim 7, wherein the positioning member further comprises a positioning opening, and a predetermined distance is formed between the positioning opening and the second joint portion. The oil press according to claim 10, wherein the circumference of the inner edge of the positioning opening, etc. The diameter of the radial section of the first end of the barrel is larger than or equal to the circumference of the radial section of the first end of the barrel, and smaller than the circumference of the radial section of the outer edge of the first extension. The oil press according to claim 4, wherein the base further comprises a first stop. The oil press according to claim 4, wherein the base further includes a second stop. The oil press as claimed in claim 4 further comprises a liquid collecting cup, which is detachably arranged below the pressing tank and above the base. The oil press of claim 14, wherein the collecting cup has a bottom, wherein the center of the bottom of the collecting cup is higher than the edge of the bottom of the collecting cup.

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