Oiling equipment and electronic cigarette using same

Abstract

The utility model discloses an oil injection device and an electronic cigarette using the same, the oil injection device comprises an oil injection device main body, an oil pumping structure and a tobacco tar cavity storing tobacco tar are arranged in the oil injection device main body, the oil pumping structure is provided with an oil pipe extending into the tobacco tar cavity, a cavity communicated with the oil pipe, and a piston, a spring and a one-way valve which are arranged in the cavity, the piston is provided with an oil gas hole communicated with the cavity, the oil injection equipment body is provided with a key abutting against the piston and an oil injection pipe communicated with the oil gas hole, the key is repeatedly pressed on the oil injection equipment body, and the piston can move up and down in the cavity under pressure and elastic force of the spring. Tobacco tar in the tobacco tar cavity is sucked into the cavity through the oil pipe and the one-way valve and then sprayed out from the oil gas hole and the oil spraying pipe to be injected into the electronic cigarette. The oil injection equipment is used on the electronic cigarette and is used for solving the problems that the oil injection operation of the existing electronic cigarette is inconvenient, and the tobacco tar can corrode the heating core and change the taste of the tobacco tar when the tobacco tar is in the electronic cigarette for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic cigarettes, in particular to an oil injection device and an electronic cigarette using the same. Background Art

[0002] At present, the oil storage chamber of the existing electronic cigarettes has a limited oil capacity. The oil in the oil storage chamber will be exhausted after about 200 puffs. The oil storage chamber needs to be frequently removed from the electronic cigarette, and then the oil storage chamber needs to be filled with oil using a oil bottle. After filling the oil, the oil storage chamber needs to be reassembled on the electronic cigarette, which makes the oil filling operation very inconvenient, time-consuming and laborious. In addition, if the oil is injected into the oil storage chamber and not used for a long time, the oil will corrode the heating core in the atomizer core, thereby shortening the service life of the atomizer core and changing the original taste of the oil. Utility Model Content

[0003] The purpose of the utility model is to provide an oil filling device and an electronic cigarette using the same. The oil filling device is designed with a large-capacity oil bottle and is installed on the electronic cigarette. The electronic cigarette is filled with oil by pressing. The problems of the electronic cigarette in the prior art that the oil filling operation is inconvenient, time-consuming and labor-intensive, and the oil in the oil storage chamber is not used for a long time, which will corrode the heating core in the atomizer core, thereby shortening the service life of the atomizer core and changing the original taste of the oil are solved.

[0004] The first aspect of the embodiment of the utility model provides an oil filling device, including an oil filling device body, the oil filling device body having an oil extraction structure and a smoke oil cavity storing smoke oil, the oil extraction structure having an oil pipe extending into the smoke oil cavity, a cavity connected to the oil pipe, and a piston, a spring and a one-way valve arranged in the cavity, the piston is provided with an oil and gas hole communicating with the cavity, the oil filling device body is provided with a button abutting against the piston and an oil injection pipe communicating with the oil and gas hole, the button is repeatedly pressed on the oil filling device body, the piston is subjected to pressure and the elastic force of the spring and can move up and down in the cavity, so that the smoke oil in the smoke oil cavity is sucked into the cavity through the oil pipe and the one-way valve, and then sprayed out from the oil and gas hole and the oil injection pipe to fill the electronic cigarette with oil.

[0005] As an embodiment, the piston is made of rubber material, the upper end of the piston is cylindrical, the lower end of the piston is conical, a cavity space is formed in the piston, the bottom end of the piston is provided with an opening corresponding to and communicating with the cavity space and the cavity, the oil and gas hole is provided at the top of the piston and also corresponds to and communicates with the cavity space, the oil and gas hole is communicated with the cavity through the cavity space and the opening, and the cavity space is provided with a first steel ball for sealing the opening.

[0006] As an embodiment, the oil injection equipment body also has an oil guide channel, one end of the oil guide channel is connected to the oil and gas hole, the other end of the oil guide channel is connected to the oil injection pipe, and the oil injection pipe is connected to the oil and gas hole through the oil guide channel.

[0007] As an embodiment, the oil injection equipment body includes a connecting seat, the oil guide channel is longitudinally opened in the connecting seat, a groove corresponding to one end of the oil guide channel is opened at the bottom end of the connecting seat, a through channel corresponding to and communicating with one end of the oil guide channel is opened on the bottom wall of the groove, and the connecting seat protrudes from the other end of the oil guide channel to the outside of the connecting seat to form the oil injection pipe.

[0008] As an embodiment, the oil pumping structure wraps the oil and gas cylinder, the upper end of the oil and gas cylinder is inserted into the through channel, the lower end of the oil and gas cylinder is located in the groove, the cavity is formed in the oil and gas cylinder, the piston, the spring and the one-way valve are arranged in the oil and gas cylinder from top to bottom, the outer wall of the piston abuts against the cavity wall of the cavity to seal the upper end of the cavity, the upper end of the spring abuts against the lower end of the piston, the lower end of the spring abuts against the lower end of the one-way valve, the lower end of the oil and gas cylinder is necked to form a receiving tube corresponding to and communicating with the cavity, the oil pipe is sleeved on the receiving tube, and the oil pipe is communicated with the cavity through the receiving tube.

[0009] As an embodiment, the main body of the oil filling device also includes a smoke oil bottle, the smoke oil bottle forms the smoke oil cavity, the upper end of the smoke oil bottle is necked to form a bottleneck, the outer wall of the bottleneck is provided with an external thread, and the groove side wall of the groove is provided with an internal thread, the smoke oil bottle is inserted into the groove through the bottleneck, and is detachably connected to the connecting seat by screwing the external thread onto the internal thread, and the lower end of the oil cylinder extends into the bottleneck, and the lower end of the oil pipe extends into the smoke oil cavity through the bottleneck, and the top of the connecting seat is provided with a vertical channel that is connected to the oil guide channel and corresponds to the upper end of the cavity, and the button is provided with a pressure rod, and the pressure rod extends from the vertical channel to the upper end of the cavity and abuts against the top of the piston, so that the button abuts against the piston.

[0010] As an implementation mode, a second steel ball for sealing the lower end of the cavity is further provided in the oil and gas cylinder, a valve hole for the passage of smoke oil is opened on the one-way valve, and an oil sealing plug is provided between the outer wall of the pressure rod and the channel wall of the vertical channel.

[0011] The second aspect of the embodiment of the utility model provides an electronic cigarette, including an electronic cigarette body and the oil filling device as described above, the electronic cigarette body having an oil storage cavity, the oil storage cavity being provided with an atomizer core, the electronic cigarette body being provided with an oil filling hole communicating with the oil storage cavity, the oil filling device body being inserted into the oil filling hole through the oil injection pipe and being detachably connected to the electronic cigarette body, the button being pressed on the oil filling device body, the oil in the oil cavity being extracted through the oil extraction structure, and being injected into the oil storage cavity through the oil injection pipe for heating and atomization of the atomizer core.

[0012] As an embodiment, the electronic cigarette body includes an oil storage bin and a base, the atomizer core is arranged in the oil storage bin, the space between the outer wall of the atomizer core and the inner wall of the oil storage bin forms the oil storage cavity, the oil filling hole is arranged on the wall of the oil storage cavity corresponding to the oil storage bin, a mist channel is formed in the atomizer core, a heating core is arranged in the mist channel, an oil inlet hole corresponding to the heating core is arranged on the outer wall of the atomizer core, a suction nozzle is formed at the upper end of the oil storage bin by necking, a smoking channel corresponding to and communicated with the upper end of the mist channel is arranged in the suction nozzle, the upper end of the base is inserted into the opening of the bottom end of the oil storage bin, a sealing ring for sealing the oil storage cavity is arranged between the inner wall of the oil storage bin and the outer wall of the base, and an air guide channel corresponding to and communicated with the lower end of the mist channel is arranged on the bottom.

[0013] As an embodiment, the electronic cigarette body also includes a main body shell, which is sleeved on the lower end of the base, and the outer wall of the main body shell is provided with an air inlet hole connected to the air guide channel, and a battery core and a power board are arranged in the main body shell, the battery core is electrically connected to the power board, and the power board is electrically connected to the heating core.

[0014] The implementation of the oil filling device of the utility model and the electronic cigarette using the same have the following beneficial effects: the oil filling device of the utility model and the electronic cigarette using the same, by designing the oil filling device with a large-capacity oil bottle to be installed on the electronic cigarette, and the electronic cigarette is filled with oil by pressing, so that a large amount of oil can be accommodated and the oil filling operation is convenient, which can not only solve the inconvenience of oil filling operation of the existing electronic cigarette, but also before the electronic cigarette is used and after the oil in the oil storage chamber is consumed, the oil in the oil bottle and the atomizer core in the oil storage chamber are always in a separated state, which can prevent the oil from being not used for a long time in the oil storage chamber, and the oil from soaking the atomizer core for a long time, causing the heating core in the atomizer core to rot, thereby shortening the service life of the atomizer core and changing the original taste of the oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following is a detailed description of the present invention in conjunction with the accompanying drawings to make the above advantages of the present invention more clear.

[0016] Figure 1It is an exploded view of the electronic cigarette of the utility model;

[0017] Figure 2 It is a three-dimensional schematic diagram of the electronic cigarette of the utility model;

[0018] Figure 3 It is a cross-sectional schematic diagram of the electronic cigarette of the utility model;

[0019] Figure 4 It is a schematic diagram of the internal structure of the main body of the oil filling device of the electronic cigarette of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the connecting seat of the electronic cigarette of the utility model;

[0021] Figure 6 It is a diagram showing the direction of smoke oil and airflow when the electronic cigarette of the utility model is working. DETAILED DESCRIPTION

[0022] The following will describe the implementation methods of the present invention in detail with reference to the accompanying drawings and embodiments, so that the implementation process of how the present invention applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly. It should be noted that as long as there is no conflict, the various embodiments of the present invention and the various features in the embodiments can be combined with each other, and the technical solutions formed are all within the protection scope of the present invention.

[0023] It should be noted that a large number of technical features are recorded in the specification of the present application, which are distributed in various technical solutions. If all possible combinations of technical features of the present application (i.e., technical solutions) are to be listed, the specification will be too lengthy. In order to avoid this problem, the various technical features disclosed in the above-mentioned utility model content of the present application, the various technical features disclosed in the various embodiments and examples below, and the various technical features disclosed in the accompanying drawings can be freely combined with each other to form various new technical solutions (these technical solutions are all deemed to have been recorded in this specification), unless such a combination of technical features is technically infeasible. For example, in one example, feature A+B+C is disclosed, and in another example, feature A+B+D+E is disclosed, and features C and D are equivalent technical means that play the same role. Technically, only one can be used, and it is impossible to use them at the same time. Feature E can be combined with feature C technically, then the solution of A+B+C+D should not be deemed to have been recorded because it is technically infeasible, and the solution of A+B+C+E should be deemed to have been recorded.

[0024] In the present utility model, the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing and understanding the technology of the present utility model, rather than limiting the device or component referred to to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model.

[0025] like Figure 1-5 As shown, the utility model provides an oil filling device, including an oil filling device body 200, wherein the oil filling device body 200 has an oil extraction structure 210 and a smoke oil chamber 1801 storing smoke oil, wherein the oil extraction structure 210 has an oil pipe 17 extending into the smoke oil chamber 1801, a cavity 1601 connected to the oil pipe 17, and a piston 12, a spring 13 and a one-way valve 14 arranged in the cavity 1601, wherein the piston 12 is provided with an oil and gas hole 1201 communicating with the cavity 1601. The main body 200 of the oil filling device is provided with a button 8 abutting against the piston 12 and an oil injection pipe 1003 communicating with the oil and gas hole 1201. The button 8 is repeatedly pressed on the main body 200 of the oil filling device, and the piston 12 is subjected to pressure and the elastic force of the spring 13 and can move up and down in the cavity 1601, so that the oil in the oil cavity 1801 is drawn into the cavity 1601 through the oil pipe 17 and the one-way valve 14, and then sprayed out from the oil and gas hole 1201 and the oil injection pipe 1003 to fill the electronic cigarette with oil. It should be noted that by designing the oil filling device to be installed on the electronic cigarette and filling the electronic cigarette with oil by pressing, the problems of the electronic cigarette in the prior art, the inconvenience of oil filling operation, and the long-term corrosion of the heating core 203 and the change of the taste of the oil in the electronic cigarette are solved.

[0026] In some embodiments, the piston 12 is made of rubber material, the upper end of the piston 12 is cylindrical, the lower end of the piston 12 is conical, a cavity space 1202 is formed in the piston 12, and an opening 1203 corresponding to and communicating with the cavity space 1202 and the cavity 1601 is opened at the bottom of the piston 12. The oil and gas hole 1201 is opened at the top of the piston 12 and also corresponds to and communicates with the cavity space 1202. The oil and gas hole 1201 is communicated with the cavity 1601 through the cavity space 1202 and the opening 1203. The cavity space 1202 is provided with a first steel ball 11 for sealing the opening 1203. The piston 12 is made of rubber material, which is soft and has a large deformation coefficient, and can well seal the upper end of the cavity 1601. The upper end of the piston 12 is cylindrical, and the lower end of the piston 12 is conical, which can be easily installed in the cavity 1601. The cavity space 1202 is used to accommodate the first steel ball 11 and pass oil and exhaust. The piston 12 is pressed by the button 8 and moves to the lower end of the cavity 1601 to compress the spring 13 and the air. At this time, the air in the cavity 1601 will push the first steel ball 11 at the opening 1203 to enter the cavity space 1202, and then After that, the smoke oil is discharged through the oil and gas hole 1201, and then the first steel ball 11 is reset to block the opening 1203, and the piston 12 is also reset under the elastic force of the spring 13. Since the opening 1203 is blocked by the first steel ball 11, the air will not flow back into the cavity 1601, so that a negative pressure state is formed in the cavity 1601. At this time, the smoke oil in the smoke oil cavity 1801 can enter the cavity 1601 through the oil pipe 17, and then push the first steel ball 11 at the opening 1203 to enter the cavity space 1202, and then spray out the oil through the oil and gas hole 1201 and the oil injection pipe 1003.

[0027] In some embodiments, the main body 200 of the oil injection device further has an oil guide channel 1002, one end of the oil guide channel 1002 is communicated with the oil and gas hole 1201, and the other end of the oil guide channel 1002 is communicated with the oil injection pipe 1003, and the oil injection pipe 1003 is communicated with the oil and gas hole 1201 through the oil guide channel 1002. The oil guide channel 1002 is used to connect the oil and gas hole 1201 and the oil injection pipe 1003, and the smoke oil can be sprayed from the oil injection pipe 1003 through the oil guide channel 1002 after coming out of the oil and gas hole 1201.

[0028] In some embodiments, the oil filling device body 200 includes a connection seat 10, an oil guide channel 1002 is longitudinally opened in the connection seat 10, a groove 1004 corresponding to one end of the oil guide channel 1002 is opened at the bottom of the connection seat 10, a through channel 1005 corresponding to and communicating with one end of the oil guide channel 1002 is opened on the bottom wall of the groove 1004, and the connection seat 10 protrudes from the other end of the oil guide channel 1002 to the outside of the connection seat 10 to form an oil injection pipe 1003. Among them, the groove 1004 is used to accommodate the bottleneck 1802 of the smoke oil bottle 18 described below, and the through channel 1005 is used to connect the oil extraction structure 210 so that it corresponds to the groove 1004 and the oil guide channel 1002.

[0029] In some embodiments, the oil pumping structure 210 wraps the oil and gas cylinder 16, the upper end of the oil and gas cylinder 16 is inserted into the through channel 1005, the lower end of the oil and gas cylinder 16 is located in the groove 1004, and a cavity 1601 is formed in the oil and gas cylinder 16. The piston 12, the spring 13 and the one-way valve 14 are arranged in the oil and gas cylinder 16 from top to bottom. The outer wall of the piston 12 abuts against the cavity wall of the cavity 1601 to seal the upper end of the cavity 1601, the upper end of the spring 13 abuts against the lower end of the piston 12, and the lower end of the spring 13 abuts against the lower end of the one-way valve 14. The lower end of the oil and gas cylinder 16 is necked to form a receiving tube 1602 corresponding to and communicating with the cavity 1601, and the oil pipe 17 is sleeved on the receiving tube 1602, and the oil pipe 17 is communicated with the cavity 1601 through the receiving tube 1602. Among them, the one-way valve 14 is used to block the lower end of the cavity 1601 when the piston 12 moves toward the lower end of the cavity 1601, thereby preventing the air in the cavity 1601 from being squeezed into the smoke oil chamber 1801. At the same time, the one-way valve 14 is also used to support the lower end of the spring 13 to prevent the spring 13 from shifting during the compression process. The receiving tube 1602 is used to receive and connect the oil pipe 17 with the cavity 1601.

[0030] In some embodiments, the main body 200 of the oil filling device further comprises a smoke oil bottle 18, a smoke oil cavity 1801 is formed in the smoke oil bottle 18, the upper end of the smoke oil bottle 18 is necked to form a bottleneck 1802, the outer wall of the bottleneck 1802 is provided with an external thread 1803, and the groove side wall of the groove 1004 is provided with an internal thread 1006. The smoke oil bottle 18 is inserted into the groove 1004 through the bottleneck 1802, and is screwed onto the internal thread 1006 through the external thread 1803 to be detachable from the connecting seat 10 The connection is carried out, and the lower end of the oil cylinder 16 extends into the bottleneck 1802, and the lower end of the oil pipe 17 extends into the smoke oil chamber 1801 through the bottleneck 1802. The top of the connection seat 10 is provided with a vertical channel 1001 that is connected to the oil guide channel 1002 and corresponds to the upper end of the cavity 1601. The button 8 is provided with a pressure rod 801, which extends from the vertical channel 1001 to the upper end of the cavity 1601 and abuts against the top of the piston 12, so that the button 8 abuts against the piston 12. It should be noted that the smoke oil bottle 18 is a 200mL smoke oil bottle 18 commonly used on the market, which can hold more smoke oil and has a long service life. The smoke oil bottle 18 is detachable from the connection seat 10. After the smoke oil in the smoke oil chamber 1801 is used up, smoke oil can continue to be added. The vertical channel 1001 is used for the pressure rod 801 of the button 8 to be inserted into the oil guide channel 1002 and abut against the top of the piston 12.

[0031] In some embodiments, a second steel ball 15 for blocking the lower end of the cavity 1601 is further provided in the oil cylinder 16, a valve hole 1401 for the passage of smoke oil is provided on the one-way valve 14, and an oil sealing plug 9 is provided between the outer wall of the pressure rod 801 and the channel wall of the vertical channel 1001. The second steel ball 15 is used to prevent the smoke oil in the smoke oil cavity 1801 from being drawn into the cavity 1601 through the oil pipe 17 and then flowing back into the smoke oil cavity 1801 from the lower end of the cavity 1601 through the oil pipe 17, the valve hole 1401 is used to allow the smoke oil to enter the cavity 1601, and the oil sealing plug 9 is used to block the gap between the through channel 1005 and the pressure rod 801 to prevent the smoke oil from spraying out from the gap between the two when passing through the oil guide channel 1002.

[0032] The utility model also provides an electronic cigarette, including an electronic cigarette body 100 and an oil filling device as described above, wherein the electronic cigarette body 100 has an oil storage chamber 104, and an atomizer core 2 is arranged in the oil storage chamber 104, and an oil filling hole 103 communicating with the oil storage chamber 104 is arranged on the electronic cigarette body 100, and an oil filling device body 200 is inserted into the oil filling hole 103 through an oil injection pipe 1003 and is detachably connected to the electronic cigarette body 100, and by pressing a button 8 on the oil filling device body 200, the oil in the oil chamber 1801 can be extracted through the oil extraction structure 210, and injected into the oil storage chamber 104 through the oil injection pipe 1003 for heating and atomization of the atomizer core 2. Specifically, pressing the button 8 causes the piston 12 to move toward the lower end of the cavity 1601 of the oil and gas cylinder 16, compressing the spring 13 and the air. At this time, the lower end of the cavity 1601 is blocked by the second steel ball 15, and the air in the cavity 1601 expands, thereby pushing the first steel ball 11 at the opening 1203 of the piston 12 and passing through the opening 1203, the cavity space 1202 and the oil and gas hole 1201 in sequence, and then being discharged from the oil guide channel 1002 and the injection pipe 1003. Then the first steel ball 11 is reset to block the opening 1203, and the piston 12 is also reset under the elastic force of the spring 13. Since the opening 1203 is blocked by the first steel ball 1 1 The blocked air will not flow back into the cavity 1601, so that a negative pressure state is formed in the cavity 1601. The smoke oil in the smoke oil chamber 1801 can be drawn into the cavity 1601 through the oil pipe 17 and the valve hole 1401, and then the button 8 is pressed again to make the piston 12 move to the lower end of the cavity 1601 again. At this time, the smoke oil in the cavity 1601 pushes the first steel ball 11 at the opening 1203 to enter the cavity space 1202, and then enters the oil guide channel 1002 through the oil and gas hole 1201, and finally enters the oil storage chamber 104 from the oil injection hole 103 through the oil injection pipe 1003, and then is heated and atomized by the atomization core 2 to generate smoke.

[0033] In some embodiments, the electronic cigarette body 100 includes an oil storage tank 1 and a base 4, the atomizer core 2 is arranged in the oil storage tank 1, the space between the outer wall of the atomizer core 2 and the inner wall of the oil storage tank 1 forms an oil storage chamber 104, the oil filling hole 103 is opened on the tank wall of the oil storage tank 1 corresponding to the oil storage chamber 104, a mist channel 201 is formed in the atomizer core 2, a heating core 203 is arranged in the mist channel 201, an oil inlet hole 202 corresponding to the heating core 203 is opened on the outer wall of the atomizer core 2, the upper end of the oil storage tank 1 is necked to form a suction nozzle 101, and a smoking channel 102 corresponding to and communicating with the upper end of the mist channel 201 is opened in the suction nozzle 101, the upper end of the base 4 is inserted into the bottom opening 1203 of the oil storage tank 1, a sealing ring 3 for sealing the oil storage chamber 104 is provided between the inner wall of the oil storage tank 1 and the outer wall of the base 4, and an air guide channel 401 corresponding to and communicating with the lower end of the mist channel 201 is opened on the bottom. Among them, the base 4 is used to seal the bottom end of the oil storage bin 1, the mist channel 201 is used to ventilate the air flow and exhaust the smoke, the heating core 203 is used to heat the oil in the oil storage chamber 104 to generate smoke, the oil inlet hole 202 is used to introduce the oil in the oil storage chamber 104 into the heating core 203, the suction nozzle 101 is used to hold it in the mouth for smoking, the smoking channel 102 is used to suck out the smoke generated by the heating core 203 in the mist channel 201 heating the oil, the air guide channel 401 is used to introduce the air flow into the mist channel 201 to drive the smoke to flow, and the sealing ring 3 is used to seal the gap between the inner wall of the oil storage bin 1 and the outer wall of the base 4 to prevent the oil in the oil storage chamber 104 from flowing out from the gap between the two.

[0034] In some embodiments, the electronic cigarette body 100 further includes a main body shell 7, which is sleeved on the lower end of the base 4, and an air inlet 701 is provided on the outer wall of the main body shell 7, which is communicated with the air guide channel 401. A battery core 6 and a power board 5 are provided in the main body shell 7, and the battery core 6 is electrically connected to the power board 5, and the power board 5 is electrically connected to the heating core 203. The air inlet 701 is used for external airflow to enter, and then enter the mist channel 201 through the air guide channel 401, the battery core 6 is used to supply power to the power board 5 to start the electric control function, and the power board 5 is used to supply power to the heating core 203 to make it heat up.

[0035] The following is a detailed description through preferred embodiments.

[0036] like Figure 1-5As shown, the electronic cigarette of the utility model comprises: an electronic cigarette body 100 and an oil filling device body 200, the electronic cigarette body 100 comprises: an oil storage bin 1, an atomizing core 2, a sealing ring 3, a base 4, a power board 5, a battery core 6, and a main body shell 7, wherein the atomizing core 2 is installed in the oil storage bin 1 for atomizing the smoke oil, the space between the outer wall of the atomizing core 2 and the inner wall of the oil storage bin 1 forms an oil storage cavity 104 for accommodating the smoke oil, and an oil filling hole 103 corresponding to and communicating with the oil storage cavity 104 is opened on the outer wall of the oil storage bin 1 for filling the oil into the oil storage cavity 104. The oil storage chamber 104 is filled with oil, and a mist channel 201 is formed in the atomizer core 2 for ventilation and smoke exhaust. A heating core 203 is provided in the mist channel 201 for heating the oil in the oil storage chamber 104 to generate smoke. An oil inlet hole 202 corresponding to the heating core 203 is provided on the outer wall of the atomizer core 2 for introducing the oil in the oil storage chamber 104 into the heating core 203. The upper end of the oil storage tank 1 is necked to form a suction nozzle 101 for holding in the mouth for smoking. The suction nozzle 101 is provided with a nozzle corresponding to the upper end of the mist channel 201 and corresponding to the upper end of the mist channel 201. The smoking passage 102 is connected to the mist passage 201, and is used to absorb the smoke generated by the heating core 203 in the mist passage 201 heating the smoke oil. The upper end of the base 4 is inserted into the bottom opening 1203 of the oil storage bin 1 to block the bottom opening 1203 of the oil storage bin 1. The sealing ring 3 is installed between the inner wall of the oil storage bin 1 and the outer wall of the base 4 to seal the oil storage cavity 104. The bottom end is provided with an air guide channel 401 corresponding to and connected with the lower end of the mist passage 201 to guide the airflow into the mist passage 201, and then drive the smoke to flow. The battery cell 6 and The power board 5 is installed on the main body shell 7 for power supply, the battery core 6 is electrically connected to the power board 5 for powering the power board 5 to start the electronic control function, the main body shell 7 is sleeved on the lower end of the base 4 and connected, the power board 5 is electrically connected to the heating core 203 for powering the heating core 203 to generate heat, and the outer wall of the main body shell 7 is provided with an air inlet hole 701 connected to the air guide channel 401 for external air flow to enter, and then enter the mist channel 201 through the air guide channel 401, and the various components are combined together to cooperate with each other to form the electronic cigarette body 100.

[0037] The main body 200 of the oil filling device includes: a button 8, an oil sealing plug 9, a connecting seat 10, a first steel ball 11, a piston 12, a spring 13, a one-way valve 14, a second steel ball 15, an oil and gas cylinder 16, an oil pipe 17, and a smoke oil bottle 18, wherein a cavity 1601 is formed in the oil and gas cylinder 16 for oil and gas to pass through, and the piston 12, the spring 13 and the one-way valve 14 are sequentially installed in the cavity 1601 of the oil and gas cylinder 16 from top to bottom, the outer wall of the piston 12 abuts against the cavity wall of the cavity 1601 to seal the upper end of the cavity 1601, the upper end of the spring 13 abuts against the lower end of the piston 12, the lower end of the spring 13 abuts against the lower end of the one-way valve 14, the one-way valve 14 is provided with a valve hole 1401 for smoke oil to pass through, and the lower end of the oil and gas cylinder 16 is necked to form a relative to the cavity 1601 The receiving tube 1602 corresponding to and communicating with each other is used to connect the oil pipe 17, and the oil pipe 17 is sleeved on the receiving tube 1602 for pumping oil. The oil pipe 17 is communicated with the cavity 1601 through the receiving tube 1602. A cavity space 1202 is formed in the piston 12 for accommodating the first steel ball 11 and exhaust oil guide. The bottom end of the piston 12 is provided with an opening 1203 corresponding to and communicating with the cavity space 1202 and the cavity 1601, which is also used for exhaust oil guide. The first steel ball 11 is installed in the cavity space 1202 and blocks the opening 1203. The top of the piston 12 is provided with an oil and gas hole 1201 corresponding to and communicating with the cavity space 1202. The oil and gas hole 1201 is communicated with the cavity 1601 through the cavity space 1202 and the opening 1203. The second steel ball 15 is also installed The lower end of the cavity 1601 installed in the oil and gas cylinder 16 is used to block the lower end of the cavity 1601. An oil guide channel 1002 is longitudinally opened in the connecting seat 10 for guiding oil. One end of the oil guide channel 1002 is communicated with the oil and gas hole 1201. A groove 1004 corresponding to one end of the oil guide channel 1002 is opened at the bottom of the connecting seat 10. A through channel 1005 corresponding to and communicating with one end of the oil guide channel 1002 is opened on the bottom wall of the groove 1004 for connecting the oil and gas cylinder 16. The upper end of the oil and gas cylinder 16 is inserted into the through channel 1005 for connection. The lower end of the oil and gas cylinder 16 is located in the groove 1004. The connecting seat 10 protrudes from the other end of the oil guide channel 1002 to the outside of the connecting seat 10 to form an oil injection pipe 1003 for spraying smoke oil. The other end of the oil guide channel 1002 The end is communicated with the oil injection pipe 1003, and a smoke oil cavity 1801 is formed in the smoke oil bottle 18 for storing smoke oil. The upper end of the smoke oil bottle 18 is necked to form a bottleneck 1802. The outer wall of the bottleneck 1802 is provided with an external thread 1803, and the groove side wall of the groove 1004 is provided with an internal thread 1006. The smoke oil bottle 18 is inserted into the groove 1004 through the bottleneck 1802, and is screwed onto the internal thread 1006 through the external thread 1803 to be detachably connected with the connecting seat 10, and the lower end of the oil cylinder 16 extends into the bottleneck 1802, and the lower end of the oil pipe 17 extends into the smoke oil cavity 1801 through the bottleneck 1802. A vertical channel 1001 that is communicated with the oil guide channel 1002 and corresponds to the upper end of the cavity 1601 is opened at the top of the connecting seat 10, and a pressure rod 801 is provided on the button 8.The pressure rod 801 extends from the vertical channel 1001 to the upper end of the cavity 1601 and abuts against the top of the piston 12. The oil sealing plug 9 is installed between the outer wall of the pressure rod 801 and the channel wall of the vertical channel 1001 to seal the gap between the two. The various components are combined together to form the main body 200 of the oil injection equipment.

[0038] like Figure 6 As shown, the specific implementation description of the direction of the smoke oil when the electronic cigarette is filled with oil in this embodiment is as follows. The main body 200 of the oil filling device is inserted into the oil filling hole 103 through the oil injection pipe 1003 and is detachably connected to the main body 100 of the electronic cigarette. By pressing the button 8 on the main body 200 of the oil filling device, the piston 12 is pressed by the pressure of the pressure rod 801 and moves toward the lower end of the cavity 1601 of the oil cylinder 16 to compress the spring 13 and the air. At this time, the lower end of the cavity 1601 is blocked by the second steel ball 15, and the air in the cavity 1601 expands, thereby pushing the first steel ball 11 at the opening 1203 of the piston 12 through the opening 1203, the cavity space 1202 and the oil and gas hole 1201 in turn, and then discharged from the oil guide channel 1002 and the oil injection pipe 1003, and then the first steel ball 11 is reset to block the opening 1203, and under the elastic force of the spring 13, the piston 12 and the button 8 The smoke oil in the smoke oil chamber 1801 can be drawn into the cavity 1601 through the oil pipe 17 and the valve hole 1401 on the one-way valve 14, and then the button 8 is pressed again to make the piston 12 move toward the lower end of the cavity 1601 again. At this time, the smoke oil in the cavity 1601 pushes the first steel ball 11 at the opening 1203 to enter the cavity space 1202, and then enters the oil guide channel 1002 through the oil and gas hole 1201, and finally enters the oil storage chamber 104 from the oil filling hole 103 through the oil injection pipe 1003, and then enters the heating core 203 through the oil inlet hole 202 on the atomization core 2. The heating core 203 generates heat when the battery core 6 and the power board 5 are powered on, and then the smoke oil is heated and atomized to generate smoke.

[0039] Among them, the specific implementation of the airflow direction when smoking the electronic cigarette of this embodiment is described. When smoking through the mouth-suction nozzle 101, the external airflow can enter the main body shell 7 from the air inlet 701, and then enter the mist channel 201 through the air guide channel 401, and then drive the heating core 203 to heat the smoke oil to generate smoke from the smoking channel 102 into the user's mouth to be inhaled.

[0040] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An oil injection device, characterized in that: The invention comprises an oil filling device body, wherein the oil filling device body is provided with an oil extraction structure and an oil chamber for storing oil, wherein the oil extraction structure comprises an oil pipe extending into the oil chamber, a cavity connected with the oil pipe, and a piston, a spring and a one-way valve arranged in the cavity, wherein the piston is provided with an oil and gas hole connected with the cavity, wherein the oil filling device body is provided with a button abutting with the piston and an oil injection pipe connected with the oil and gas hole, wherein the button is repeatedly pressed on the oil filling device body, and the piston is subjected to pressure and the elastic force of the spring and can move up and down in the cavity, so that the oil in the oil chamber is sucked into the cavity through the oil pipe and the one-way valve, and then is sprayed out from the oil and gas hole and the oil injection pipe to fill the electronic cigarette with oil.

2. The oil injection device according to claim 1, characterized in that: The piston is made of rubber material, the upper end of the piston is cylindrical, the lower end of the piston is conical, a cavity space is formed in the piston, the bottom end of the piston is provided with an opening corresponding to and communicating with the cavity space and the cavity, the oil and gas hole is provided at the top of the piston and also corresponds to and communicates with the cavity space, the oil and gas hole is communicated with the cavity through the cavity space and the opening, and the cavity space is provided with a first steel ball for sealing the opening.

3. The oil injection device according to claim 2, characterized in that: The main body of the oil injection device also has an oil guide channel, one end of which is communicated with the oil and gas hole, and the other end of which is communicated with the oil injection pipe, and the oil injection pipe is communicated with the oil and gas hole through the oil guide channel.

4. The oil injection device according to claim 3, characterized in that: The main body of the oil injection equipment includes a connecting seat, the oil guide channel is longitudinally opened in the connecting seat, a groove corresponding to one end of the oil guide channel is opened at the bottom end of the connecting seat, a through channel corresponding to and communicating with one end of the oil guide channel is opened on the bottom wall of the groove, and the connecting seat protrudes from the other end of the oil guide channel to the outside of the connecting seat to form the oil injection pipe.

5. The oil injection device according to claim 4, characterized in that: The oil pumping structure wraps the oil and gas cylinder, the upper end of the oil and gas cylinder is inserted into the through channel, the lower end of the oil and gas cylinder is located in the groove, the cavity is formed in the oil and gas cylinder, the piston, the spring and the one-way valve are arranged in the oil and gas cylinder from top to bottom, the outer wall of the piston abuts against the cavity wall of the cavity to seal the upper end of the cavity, the upper end of the spring abuts against the lower end of the piston, the lower end of the spring abuts against the lower end of the one-way valve, the lower end of the oil and gas cylinder is necked to form a receiving tube corresponding to and communicating with the cavity, the oil pipe is sleeved on the receiving tube, and the oil pipe is communicated with the cavity through the receiving tube.

6. The oil injection device according to claim 5, characterized in that: The main body of the oil filling device also includes a smoke oil bottle, the smoke oil bottle forms the smoke oil cavity, the upper end of the smoke oil bottle is necked to form a bottleneck, the outer wall of the bottleneck is provided with an external thread, and the groove side wall of the groove is provided with an internal thread, the smoke oil bottle is inserted into the groove through the bottleneck, and is detachably connected to the connecting seat by screwing the external thread onto the internal thread, and the lower end of the oil cylinder extends into the bottleneck, and the lower end of the oil pipe extends into the smoke oil cavity through the bottleneck, and the top of the connecting seat is provided with a vertical channel that is connected to the oil guide channel and corresponds to the upper end of the cavity, and the button is provided with a pressure rod, which extends from the vertical channel into the upper end of the cavity and abuts against the top of the piston, so that the button abuts against the piston.

7. The oil injection device according to claim 6, characterized in that A second steel ball for sealing the lower end of the cavity is also provided in the oil and gas cylinder, a valve hole for the passage of smoke oil is opened on the one-way valve, and an oil sealing plug is provided between the outer wall of the pressure rod and the channel wall of the vertical channel.

8. An electronic cigarette, characterized in that: It comprises an electronic cigarette body and an oil filling device as claimed in any one of claims 1 to 7, wherein the electronic cigarette body has an oil storage cavity, an atomizer core is arranged in the oil storage cavity, and an oil filling hole communicating with the oil storage cavity is arranged on the electronic cigarette body, the oil filling device body is inserted into the oil filling hole through the oil injection pipe and is detachably connected to the electronic cigarette body, and by pressing the button on the oil filling device body, the oil in the oil cavity can be extracted through the oil extraction structure and injected into the oil storage cavity through the oil injection pipe for heating and atomization of the atomizer core.

9. The electronic cigarette according to claim 8, characterized in that: The electronic cigarette body includes an oil storage bin and a base, the atomizer core is arranged in the oil storage bin, the space between the outer wall of the atomizer core and the inner wall of the oil storage bin forms the oil storage cavity, the oil filling hole is arranged on the wall of the oil storage cavity corresponding to the oil storage bin, a mist channel is formed in the atomizer core, a heating core is arranged in the mist channel, an oil inlet hole corresponding to the heating core is arranged on the outer wall of the atomizer core, a suction nozzle is formed at the upper end of the oil storage bin by necking, a smoking channel corresponding to and communicated with the upper end of the mist channel is arranged in the suction nozzle, the upper end of the base is inserted into the opening of the bottom end of the oil storage bin, a sealing ring for sealing the oil storage cavity is arranged between the inner wall of the oil storage bin and the outer wall of the base, and an air guide channel corresponding to and communicated with the lower end of the mist channel is arranged on the bottom end.

10. The electronic cigarette according to claim 9, characterized in that: The electronic cigarette body also includes a main body shell, which is sleeved on the lower end of the base, and an air inlet hole communicating with the air guide channel is opened on the outer wall of the main body shell. A battery core and a power board are arranged in the main body shell, and the battery core is electrically connected to the power board, and the power board is electrically connected to the heating core.

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