CN111227317A

CN111227317A - Electric heating suction device, atomizing device and electric connection structure thereof

Info

Publication number: CN111227317A
Application number: CN202010188752.0A
Authority: CN
Inventors: 朱晓春
Original assignee: Shenzhen Kangte Ke Technology Co Ltd
Current assignee: Shenzhen Kangte Ke Technology Co Ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-06-05

Abstract

The invention relates to an electric heating suction device, an atomization device and an electric connection structure thereof. An electric connection structure for an electric heating suction device is used for being connected with a battery and a control assembly, the battery and the control assembly comprise a first terminal and a second terminal, the electric connection structure comprises a fixed seat and a heating assembly arranged in the fixed seat, the heating assembly comprises a first pin and a second pin, the fixed seat is provided with a first insertion hole and a second insertion hole, the first insertion hole and the second insertion hole are respectively used for accommodating the first terminal and the second terminal of the battery and the control assembly, and the first pin extends into the first insertion hole of the fixed seat and is used for being in contact with the first terminal; the second pin extends into the second jack hole and is used for being in contact with the second terminal, and therefore the connection between the atomization device and the battery and the control assembly is achieved.

Description

Electric heating suction device, atomizing device and electric connection structure thereof

Technical Field

The invention relates to an electric heating suction device, an atomization device and an electric connection structure thereof.

Background

The existing electric heating suction device mostly adopts a magnetic suction or buckle connection mode, and the smoke cartridge and the battery using the connection mode generally adopt magnets and electrodes, so that the connection mode between the smoke cartridge and the battery is complex, and the material cost is high. In addition, the phenomenon of magnet installation reversal or weak magnetic force easily occurs between the existing smoke cartridge and the battery, which causes bad production and increases the cost. In addition, to the throwable smoke cartridge type suction device, the existing smoke cartridge contains metal parts as consumables, so that certain difficulty is caused to garbage classification, and the smoke cartridge metal parts containing the metal parts are not easy to degrade, so that the environment is polluted, and the environmental protection requirement is not met.

Disclosure of Invention

In view of the above, the present invention aims to provide an electrical connection structure for an electrically heated suction device, which can solve or at least alleviate the above problems to some extent, and an atomizing device having the electrical connection structure and an electrically heated suction device having the atomizing device.

Therefore, the invention provides an electric connection structure for an electric heating suction device, which is used for being connected with a battery and control assembly, wherein the battery and control assembly comprises a first terminal and a second terminal, the electric connection structure comprises a fixed seat and a heating assembly arranged in the fixed seat, the heating assembly comprises a first pin and a second pin, the fixed seat is provided with a first plug hole and a second plug hole, the first plug hole and the second plug hole are respectively used for accommodating the first terminal and the second terminal of the battery and control assembly, and the first pin extends into the first plug hole of the fixed seat and is used for being contacted with the first terminal; the second pin extends into the second jack hole and is used for being in contact with the second terminal, and therefore the connection between the atomization device and the battery and the control assembly is achieved.

In some embodiments, the first terminal is inserted into the first insertion hole in an interference fit manner, so that the first terminal is mechanically fixed in the fixed seat and electrically connected with the first pin located in the first insertion hole, and the second terminal is inserted into the second insertion hole in an interference fit manner, so that the second terminal is mechanically fixed in the fixed seat and electrically connected with the second pin located in the second insertion hole.

In some embodiments, the fixing base further has a first through hole located at one side of the first insertion hole and a second through hole located at one side of the second insertion hole.

In some embodiments, the first pin passes through the first through hole and then turns back into the first plug hole of the fixing base for directly contacting with the first terminal, and the second pin passes through the second through hole and then turns back into the second plug hole for directly contacting with the second terminal.

In some embodiments, the first pin is secured at the first through hole by gluing and the second pin is secured at the second through hole by gluing.

In some embodiments, the first through hole and the first insertion hole are communicated through a first mounting groove, the second through hole and the second insertion hole are communicated through a second mounting groove, the first pin is bent along paths of the first through hole, the first mounting groove and the first insertion hole, the second pin is bent along paths of the second through hole, the second mounting groove and the second insertion hole, the first pin is fixed at the first mounting groove through an adhesive manner, and the second pin is fixed at the second mounting groove through an adhesive manner.

In some embodiments, the fixing seat includes a base and a support installed in the base, the support includes a first fixing hole and a second fixing hole opening toward the base, the base is provided with a first mounting hole located at one end of the first fixing hole and communicated with the first fixing hole, and a second mounting hole located at one end of the second fixing hole and communicated with the second fixing hole, the first fixing hole and the first mounting hole form the first inserting hole, and the second fixing hole and the second mounting hole form the second inserting hole.

In some embodiments, the seat includes an outer side portion engaged in the base and two inner side portions disposed inside the outer side portion, the two inner side portions are connected to the outer side portion through two connecting portions corresponding to the two inner side portions, and the first fixing hole and the second fixing hole are formed.

In some embodiments, the first fixing hole is provided as a first blind hole opened toward the base, and the second fixing hole is provided as a second blind hole opened toward the base.

In some embodiments, the two connecting portions of the support are respectively provided with a first guiding hole communicated with the first fixing hole and a second guiding hole communicated with the second fixing hole, the first pin passes through the first guiding hole to contact with the first terminal, and the second pin passes through the second guiding hole to contact with the second terminal.

In some embodiments, the two connecting portions respectively fix a first metal piece in contact with the first terminal and a second metal piece in contact with the second terminal toward one side of the first fixing hole and one side of the second fixing hole, the first pin is connected to the first metal piece, and the second pin is connected to the second metal piece.

In some embodiments, the first pin abuts or contacts the first metal piece, and the second pin abuts or contacts the second metal piece. In some embodiments, the first pin is connected with the first metal piece in a welding mode, and the second pin is connected with the second metal piece in a welding mode.

In some embodiments, the first metal piece and the second metal piece are fixed in the first fixing hole and the second fixing hole in an interference fit mode respectively.

In some embodiments, the base includes a bottom wall and a side wall extending axially upward from an outer periphery of the bottom wall, the bottom wall and the side wall forming a receiving space for receiving the holder.

The invention also provides an atomization device for the electric heating suction device, which comprises an atomization main body and a liquid storage bin connected with the atomization main body, wherein the atomization main body comprises the electric connection structure.

The invention also provides an electric heating suction device which comprises an atomization device, and a battery and a control assembly which are connected with the atomization device, wherein the atomization device is the atomization device.

The electric connection structure for the electric heating suction device provided by the embodiment of the invention removes the magnets and the electrodes in the smoke cartridge, has a simple structure, is convenient to assemble, and reduces the material cost and the manufacturing cost.

Drawings

Fig. 1 is a perspective view of an electrically heated pumping device according to an embodiment of the present invention.

Fig. 2 is a partially exploded view of the electrically heated suction device shown in fig. 1.

Fig. 3 is an exploded view of an embodiment of the electrically heated pumping device shown in fig. 1.

Fig. 4 is an axial cross-sectional view of the electrically heated pumping device shown in fig. 3.

Fig. 5 is a perspective view of an electrical connection structure of the atomizing device of the electrically heated suction device shown in fig. 3, to which two terminals are connected.

Fig. 6 is a perspective cross-sectional view of the electrical connection structure shown in fig. 5, to which a terminal is connected.

Fig. 7 is a perspective axial sectional view of a holder of the electrical connection structure shown in fig. 6.

Fig. 8 is a partial sectional view of a base of a holder of the electrical connection structure shown in fig. 6.

Fig. 9a is a perspective view of the atomizing device of the electrically heated suction device shown in fig. 3, in which two pins are omitted.

Fig. 9b is a perspective view of the atomizing device of the electrically heated suction device shown in fig. 3.

Fig. 10 is an axial cross-sectional view of another embodiment of the electrically heated suction device shown in fig. 1.

Fig. 11 is an axial sectional view of an electric connection structure of the atomizing device of the electrically heated suction device shown in fig. 10.

Reference numerals: 300-electrically heated suction means; 100-battery and control components; 200-an atomizing device; 201-electrical connection structure; 2-an atomizing body; 1-a liquid storage bin; 11-an outer wall; 12-an airway tube; 13-a liquid storage cavity; 14-a mouthpiece section; 141-an outlet; 15-opening; 16-a sealing plug; 161-a first rim; 21-a fixed seat; 211-a base; 110-a side wall; 101-a bottom wall; 102-convex column; 111-a first mounting hole; 112-a second mounting hole; 113-a first mounting groove; 114-a second mounting slot; 115-a first via; 116-a second via; 117-air holes; 118-connecting holes; 119-a snap-in part; 103-a first ring groove; 104-a first recess; 212-a support; 120-an outer side; 121-a first fixing hole; 122-a second fixing hole; 123-a spacer; 124-flange; 125-perforation; 126-a connecting portion; 261-a first docking aperture; 262-a second docking aperture; 127-inner part; 128-a second notch; 22-a heat generating component; 221-a connecting seat; 213-a protrusion; 222-a heating element; 224-a core; 225-heating wire; 251-a first pin; 252-a second pin; 223-a first seal; 231-a liquid inlet; 232-a second rim; 226-oil guiding pad; 227-a second seal; 215-a first mating hole; 216-a second mating hole; 3-a shell; 4-a scaffold; 41-a connection end; 42-a second ring groove; 43-control end; 431-lamp cap; 433-a charging plate; 434-silica gel sleeve; 435-air switch; 51-a first terminal; 52-a second terminal; 6-a third seal; 7-electric core; 8-a first metal piece; 9-second metal piece.

Detailed Description

The invention will be described in detail with reference to the accompanying drawings and specific embodiments, so that the technical scheme and the beneficial effects of the invention are more clear. It is to be understood that the drawings are provided for purposes of illustration and description only and are not intended as a definition of the limits of the invention, but are drawn to scale.

As shown in fig. 1, an electrically heated pumping device 300 provided by the embodiment of the present invention includes an atomizing device 200 and a battery and control assembly 100 connected to the atomizing device 200. Referring to fig. 2 to 4 together, the atomizing device 200 includes an atomizing main body 2 and a reservoir 1 connected to the atomizing main body 2. The liquid storage bin 1 is used for storing tobacco tar so as to provide the tobacco tar for atomization to the atomization main body 2. The atomising body 2 is in controllable electrical connection with the battery and control assembly 100. When the user uses the electrically heated smoking device 300, the atomizing body 2 atomizes the tobacco tar from the reservoir 1 into a mist for inhalation by the user.

In the present embodiment, the reservoir 1 is substantially hollow and cylindrical. The liquid storage bin 1 comprises an outer wall 11 and an air duct 12 positioned in the center of the liquid storage bin 1. The bottom of the outer wall 11 is open, and the top of the outer wall 11 and the air duct 12 are connected or integrated so as to enclose a part of a reservoir 13 for storing tobacco tar between the outer wall 11 and the air duct 12. The top end of the outer wall 11 is also provided with a mouthpiece section 14. The user inhales the smoke through the airway 12 through the mouthpiece portion 14. The top end of the mouthpiece part 14 is provided with a sealing plug 16 for sealing the outlet 141 of the airway tube 12, when the user uses the electric heating suction device 300, the sealing plug 16 is pulled out, and after the use is finished, the sealing plug 16 is inserted into the airway tube 12 to seal the airway tube 12, so that impurities enter the airway tube 12. In this embodiment, the sealing plug 16 is a rubber plug. The outer side of the sealing plug 16 in contact with the airway tube 12 is provided with at least one first rim 161 extending radially outwards, which first rim 161 can make the sealing plug 16 tightly fit against the airway tube 12, thereby improving the sealing effect of the sealing plug 16.

The bottom of the outer wall 11 of the liquid storage bin 1 forms an accommodating space, and the atomizing main body 2 is arranged in the accommodating space. Referring to fig. 2 to 4 together, the atomizing body 2 includes an electrical connection structure 201 and a connection seat 221. The electrical connection structure 201 includes a fixing base 21 and a heat generating component 22 mounted on the fixing base 21. The fixed seat 21 is arranged at the bottom end opening of the outer wall 11 of the liquid storage bin 1. The fixing base 21 includes a base 211 and a support 212 installed inside the base 211. In this embodiment, the base 211 is clamped at the bottom end of the outer wall 11 of the reservoir 1. In this embodiment, the outer wall 11 is opened with a lateral opening 15 near the bottom end thereof, the base 211 is correspondingly provided with a clamping portion 119 protruding outward in the radial direction, and the clamping portion 119 can be clamped in the opening 15, so that the base 211 is installed on the liquid storage bin 1. Referring to fig. 5 and 6 together, in particular, the base 211 includes a bottom wall 101 and a side wall 110 extending axially upward from the outer periphery of the bottom wall 101. The bottom wall 101 and the side wall 110 form an accommodation space for accommodating the holder 212. Preferably, the support 212 installed inside the base 211 is a soft rubber support, so that the support 212 has a soft contact function and an insulation function. Preferably, the seat 212, which is a soft rubber seat, is interference fit with the base 211.

The connecting seat 221 is a hollow body. The connection seat 221 is installed on the base 221 of the fixing seat 21. In this embodiment, the base 211 further includes a convex pillar 102 extending upward from the upper end of the sidewall 110 along the axial direction for connecting the fixed connection seat 221. A lateral coupling hole 118 is provided in the boss 102, and the coupling holder 221 is correspondingly provided with a projection 213 engaged with the coupling hole 118, so that the coupling holder 221 is mounted on the base 211 by the engagement of the projection 213 and the coupling hole 118.

The heating element 22 is fixed on the fixing base 21 and located below the connecting base 221. The heating unit 22 includes a heating element 222, and the heating element 222 is disposed between the connection holder 221 and the base 211 and mounted on the support 212 of the fixing holder 21. In this embodiment, the heating element 222 includes a core 224 and a heating wire 225 wound around the core 224. The first pin 251 and the second pin 252 are formed at both ends of the heating wire 225, respectively. The first pin 251 and the second pin 252 are both U-shaped, and extend downward through the fixing base 21 and then turn back upward to the fixing base 21. Specifically, the first pin 251 and the second pin 252 sequentially pass through the support 212 and the base 211 of the fixing base 21, and then sequentially turn back to the base 211 and the support 212.

Specifically, referring to fig. 6 and 7 simultaneously, the seat 212 includes an outer side portion 120 engaged in the seat 211 and two inner side portions 127 disposed inside the outer side portion 120. The inner portions 127 are connected to the outer portion 120 by connecting portions 126, respectively, and form a first fixing hole 121 and a second fixing hole 122 that are open toward the bottom wall 101 of the base 211. In the present embodiment, the first fixing hole 121 is provided as a first blind hole that opens toward the bottom wall 101, and the second fixing hole 122 is provided as a second blind hole that opens toward the bottom wall 101. The outer portion 120, the two inner portions 127, and the corresponding connecting portions 126 form an accommodating space for accommodating the heating element 222. In the present embodiment, the two inner portions 127 are connected by a spacer 123. Two through holes 125 are formed between the partition portion 123 and the outer portion 120, and the first pin 251 and the second pin 252 of the heating element 222 pass through the two through holes 125, respectively. In this embodiment, the two through holes 125 are spaced apart from each other. Thereby achieving complete electrical isolation of the first pin 251 and the second pin 252. In an alternative embodiment, the spacer may be omitted, and a through hole is formed between the inner side portions, through which the first pin 251 and the second pin 252 pass at a distance from each other.

In this embodiment, the first pins 251 and the second pins 252 respectively pass through the through holes 125 and then pass through the base 211. Referring to fig. 6, 8 to 9b, the bottom wall 101 of the base 211 is provided with a first through hole 115 for the first pin 251 to pass through and a second through hole 116 for the second pin 252 to pass through. The bottom wall 101 is further provided with a first mounting hole 111 at one end of the first fixing hole 121 and communicating therewith, and a second mounting hole 112 at one end of the second fixing hole 122 and communicating therewith. The first fixing hole 121 and the first mounting hole 111 form a first insertion hole 215 of the fixing base 21, and the first insertion hole 215 is located at one side of the first through hole 115. The second fixing hole 122 and the second mounting hole 112 form a second inserting hole 216 of the fixing base 21, and the second inserting hole 216 is located at one side of the second through hole 116. In the present embodiment, the first lead 251 and the second lead 252 are fixed in the same manner, and the first lead 251 is taken as an example for description, the first lead 251 enters the first through hole 115 after passing through the through hole 125, then turns back to the base 211, and passes through the first mounting hole 111 of the bottom wall 101 to the first fixing hole 121. In this embodiment, the first pin 251 and the second pin 252 are fixed at the first through hole 115 and the second through hole 116 by gluing, respectively.

In the present embodiment, the first pin 251 and the second pin 252 are respectively folded back in the corresponding insertion holes along the axial direction. Optionally, the first pin 251 and the second pin 252 may be obliquely arranged in the respective mating holes to increase a contact area with the corresponding terminals, thereby providing more reliable electrical connection.

In addition, in the present embodiment, the first through hole 115 and the first mounting hole 111 are communicated with each other through the first mounting groove 113, and the second through hole 116 and the second mounting hole 112 are previously communicated with each other through the second mounting groove 114. The first pin 251 is bent into the first mounting groove 113 after passing through the first through hole 115, and then bent to pass through the first mounting hole 111 to the first fixing hole 121. The second leg 252 is also bent in a similar manner. Preferably, the first pin 251 and the second pin 252 are fixed at the first mounting groove 113 and the second mounting groove 114, respectively, by gluing. The battery and control assembly 100 is connected to the aerosolization device 200. Referring to fig. 3 and 4 together, the battery and control assembly 100 includes a hollow cylindrical housing 3, a bracket 4 provided in the housing 3, and a battery cell 7 mounted on the bracket 4. The tip of the holder 4 is provided as a connection terminal 41 for electrical connection with the atomizer 200. The connection end 41 is provided with a first terminal 51 corresponding to the first pin 251 and a second terminal 52 corresponding to the second pin 252, and the first terminal 51 and the second terminal 52 are electrically connected to two poles of the battery cell 7 respectively. Referring to fig. 5 and 6 together, the first terminal 51 is inserted into the first mounting hole 111 and the first fixing hole 121 in an interference fit manner, so that the first terminal 51 is mechanically fixed in the base and electrically connected to the first pin 251 located in the first mounting hole 111; the second terminals 52 are also inserted into the second mounting holes 112 and the second fixing holes 122 in an interference fit manner, so that the second terminals are mechanically fixed in the base and electrically connected with the second pins 252, so as to fix the atomization device 200 with the battery and the control assembly 100, and make each terminal electrically connected with a corresponding pin. The above design reduces the number of parts of the electric heating suction device 300, thereby reducing the cost. In addition, because the bending direction of the pin is the same as the inserting direction of the terminal, the terminal can be reliably connected with the pin after being inserted, and therefore the pin does not need an additional fixing mode in the corresponding mounting hole and the fixing hole. In alternative embodiments, the positions of the pins and terminals may be interchanged.

The present invention also provides another embodiment of an electrical connection structure 201. Referring to fig. 2, 10 and 11, the two connecting portions 126 of the support 212 are respectively opened with a first guiding hole 261 communicated with the first fixing hole 121 and a second guiding hole 262 communicated with the second fixing hole 122, the first pin 251 passes through the first guiding hole 261 to contact the first terminal 51, and the second pin 252 passes through the second guiding hole 262 to contact the second terminal 52.

In this embodiment, the connecting portion 126 is configured to fix the first metal component 8 contacting with the first terminal 51 toward the first fixing hole 121, the connecting portion 126 is configured to fix the second metal component 9 contacting with the second terminal 52 toward the second fixing hole 122, the first pin 251 is connected with the first metal component 8, and the second pin 252 is connected with the second metal component 9. The first pin 251 abuts against or contacts the first metal part 8 (the first pin 251 contacts the first metal part 8 after penetrating through the first guiding hole 261), and the second pin 252 abuts against or contacts the second metal part 9 (the second pin 252 contacts the second metal part 8 after penetrating through the second guiding hole 262). In this embodiment, the first pin 251 is connected to the first metal part 8 by welding, and the second pin 252 is connected to the second metal part 9 by welding. In an alternative embodiment, the first pins 251 are pressed between the corresponding connecting portions 126 and the first metal piece 8 by the first metal piece 8 after passing through the first indexing holes 261, and the second pins 252 are pressed between the corresponding connecting portions 126 and the second metal piece 9 by the second metal piece 9 after passing through the second indexing holes 262. The first metal piece 8 and the second metal piece 9 are fixed in the first fixing hole 121 and the second fixing hole 122 in an interference fit manner, respectively.

Referring to fig. 4, in the present embodiment, the bottom end of the bracket 4 of the battery and control assembly 100 is provided with a control end 43. A lamp cap 431, a charging plate 433 and an air switch 435 are provided at the control end 43 in this order from bottom to top. In this embodiment, the air switch 435 is enclosed within a silicone sleeve 434. After the pins are connected to the terminals, when a user sucks on the electrically heated smoking device 300, air flow enters from the gap of the side wall of the device, the air switch 435 is actuated, and the atomization device 200 starts to work and atomizes steam mist, and then enters the air duct 12, and finally is inhaled by the user. In this embodiment, an air hole 117 is formed in the center of the bottom wall 101 of the base 211 of the fixing base 21 to further promote the air flow. In this embodiment, the support 212 further includes a flange 124 extending radially outward from a top end of the outer portion 120. When the pedestal 212 as a soft rubber seat is mounted in the base 211, the flange 124 abuts on the base 211, thereby improving the assembly accuracy. The side wall 110 of the base 211 and the outer side 120 of the holder 212 are provided as the first recess 104 and the second recess 128, respectively, at positions corresponding to the heating wire 225 of the heating body 222 to prevent excessive temperature.

In the present embodiment, the heat generating assembly 22 further includes an oil guide pad 226 disposed between the connection holder 221 and the heat generating body 222. Preferably, the oil guide pad 226 is received in a lower space of the connection seat 221. The connecting seat 221, the oil guiding pad 226, the outer wall 11 of the liquid storage chamber 1 and the air duct 12 jointly enclose a liquid storage chamber 13. In an alternative embodiment, the oil guiding pad 226 may be omitted, and the heating element is a ceramic heating element which itself can absorb the tobacco tar from the reservoir 13 and heat the absorbed tobacco tar to atomize the tobacco tar into the smoke. In an alternative embodiment, the heat generating body is at least partially disposed in the connection holder 221.

In addition, referring to fig. 3 and 4 together, in order to prevent the smoke oil in the reservoir chamber 13 from leaking, a first sealing member 223 is disposed between the connection seat 221 and the reservoir 1, and a top of the first sealing member 223 has a liquid inlet 231, so that the smoke oil flows to the inside of the connection seat 221 through the liquid inlet 231 and further flows to the oil guiding pad 226 or the heat generating body. The at least one second rim 232 is disposed on the axially outer side of the first sealing member 223, so that the first sealing member 223 can be more closely attached to the outer wall 11 of the liquid storage bin 1 to further improve the sealing effect of the first sealing member 223. A second seal 227 is arranged between the outer wall 11 of the reservoir 1 and the fixed seat 21 of the atomising body 2. The second sealing member 227 is fixed in the first annular groove 103 of the base 211 of the fixing seat 21 and abuts against the outer wall 11 to further improve the sealing effect. Furthermore, a third sealing element 6 is provided between the support 4 and the housing 3 of the battery and control assembly 100, the third sealing element 6 being fixed in a second annular groove 42 provided adjacent to the connection end 41.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-listed embodiments, and any simple changes or equivalent substitutions of technical solutions that can be obviously obtained by those skilled in the art within the technical scope of the present invention are within the protection scope of the present invention.

Claims

1. An electric connection structure for an electric heating suction device is used for being connected with a battery and control assembly, the battery and control assembly comprises a first terminal and a second terminal, the electric connection structure comprises a fixed seat and a heating assembly installed in the fixed seat, the heating assembly comprises a first pin and a second pin, and the electric connection structure is characterized in that the fixed seat is provided with a first plug hole and a second plug hole, the first plug hole and the second plug hole are respectively used for accommodating the first terminal and the second terminal of the battery and control assembly, and the first pin extends into the first plug hole of the fixed seat and is used for being in contact with the first terminal; the second pin extends into the second jack hole and is used for being in contact with the second terminal, and therefore the connection between the atomization device and the battery and the control assembly is achieved.

2. The electrical connection structure as claimed in claim 1, wherein the first terminal is inserted into the first insertion hole in an insertion manner so that the first terminal is mechanically fixed in the fixing base and electrically connected to the first pin located in the first insertion hole, and the second terminal is inserted into the second insertion hole in an insertion manner so that the second terminal is mechanically fixed in the fixing base and electrically connected to the second pin located in the second insertion hole.

3. The electrical connection structure as claimed in claim 1, wherein the fixing base further has a first through hole at a side of the first insertion hole and a second through hole at a side of the second insertion hole.

4. The electrical connection structure as claimed in claim 3, wherein the first pin passes through the first through hole and then turns back into the first receptacle of the fixing base for directly contacting the first terminal, and the second pin passes through the second through hole and then turns back into the second receptacle for directly contacting the second terminal.

5. The electrical connection structure as claimed in claim 4, wherein the first pin is fixed at the first through hole by gluing and the second pin is fixed at the second through hole by gluing.

6. The electrical connection structure as claimed in claim 4, wherein the first through hole is communicated with the first insertion hole through a first mounting groove, the second through hole is communicated with the second insertion hole through a second mounting groove, the first pin is bent along the path of the first through hole, the first mounting groove and the first insertion hole, the second pin is bent along the path of the second through hole, the second mounting groove and the second insertion hole, the first pin is fixed at the first mounting groove by an adhesive method, and the second pin is fixed at the second mounting groove by an adhesive method.

7. The electrical connection structure as claimed in claim 1 or 2, wherein the fixing base includes a base and a support installed in the base, the support includes a first fixing hole and a second fixing hole opened toward the base, the base is provided with a first mounting hole at one end of the first fixing hole and communicated with the first fixing hole, and a second mounting hole at one end of the second fixing hole and communicated with the second fixing hole, the first fixing hole and the first mounting hole constitute the first inserting hole, and the second fixing hole and the second mounting hole constitute the second inserting hole.

8. The electrical connection structure as claimed in claim 7, wherein the holder includes an outer portion engaged in the base and two inner portions disposed inside the outer portion, the two inner portions being connected to the outer portion by two connecting portions corresponding thereto, the first fixing hole and the second fixing hole being formed.

9. The electrical connection structure according to claim 8, wherein the first fixing hole is provided as a first blind hole that opens toward the base, and the second fixing hole is provided as a second blind hole that opens toward the base.

10. The electrical connection structure as claimed in claim 8, wherein the two connecting portions of the support are respectively provided with a first guiding hole communicating with the first fixing hole and a second guiding hole communicating with the second fixing hole, the first pin passes through the first guiding hole to contact the first terminal, and the second pin passes through the second guiding hole to contact the second terminal.

11. The electrical connection structure according to claim 10, wherein the two connection portions fix a first metal piece in contact with the first terminal and a second metal piece in contact with the second terminal toward one sides of the first fixing hole and the second fixing hole, respectively, the first pin is connected to the first metal piece, and the second pin is connected to the second metal piece.

12. The electrical connection structure as claimed in claim 11, wherein the first pin abuts or contacts the first metal piece, and the second pin abuts or contacts the second metal piece.

13. The electrical connection structure as claimed in claim 11, wherein the first pin is soldered to the first metal member, and the second pin is soldered to the second metal member.

14. The electrical connection structure according to claim 11, wherein the first metal piece and the second metal piece are fixed in the first fixing hole and the second fixing hole, respectively, with an interference fit.

15. The electrical connection structure according to claim 7, wherein the base includes a bottom wall and a side wall extending upward in an axial direction from an outer periphery of the bottom wall, the bottom wall and the side wall forming a receiving space for receiving the holder.

16. An atomising device for an electrically heated suction device comprising an atomising body and a reservoir connected to the atomising body characterised in that the atomising body comprises an electrical connection according to any of claims 1 to 15.

17. An electrically heated smoking device comprising an aerosolization device and a battery and control assembly coupled to the aerosolization device, wherein the aerosolization device is an aerosolization device according to claim 16.