CN214667446U - Air tightness detection device - Google Patents

Abstract

The application discloses gas tightness detection device. This gas tightness detection device is used for detecting electron cigarette subassembly, and this gas tightness detection device includes: a driving mechanism, a pushing mechanism and a ventilation mechanism; the electronic cigarette assembly is arranged between the ventilation mechanism and the pushing mechanism, and the ventilation mechanism is provided with a through hole; the pushing mechanism is used for pushing the tail support of the electronic cigarette assembly into the through hole under the driving of the driving mechanism, and the ventilation mechanism is used for introducing detection gas into the tail support through the through hole so as to detect the air tightness of the electronic cigarette assembly. Through this kind of mode, can improve detection efficiency, precision and the security that electron cigarette subassembly gas tightness detected.

Description

Air tightness detection device

Technical Field

The application relates to the technical field of electronic cigarettes, in particular to an air tightness detection device.

Background

The electronic cigarette has the appearance and taste similar to a cigarette, but generally does not contain tar, suspended particles and other harmful ingredients in the cigarette, greatly reduces harm to the body of a user, and thus, the electronic cigarette becomes a mature cigarette substitute in the market.

The electronic cigarette heats the tobacco tar through the heating component, and the generated smoke can be sucked out of the cigarette holder by a user; in the production and assembly process of the electronic cigarette, the electronic cigarette needs to be subjected to air tightness detection. The existing method is to manually suck air into the assembled electronic cigarette by using a mouth so as to detect the air tightness of the electronic cigarette. The method has low efficiency and poor precision, and is easy for a detector to suck out partial tobacco tar to cause damage to human bodies.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application mainly solved is how to improve detection efficiency, precision and the security that electron cigarette subassembly gas tightness detected.

In order to solve the technical problem, the application adopts a technical scheme that: provided is an air-tightness detecting device. This gas tightness detection device is used for detecting electron cigarette subassembly, and this gas tightness detection device includes: a driving mechanism, a pushing mechanism and a ventilation mechanism; the electronic cigarette assembly is arranged between the ventilation mechanism and the pushing mechanism, and the ventilation mechanism is provided with a through hole; the pushing mechanism is used for pushing the tail support of the electronic cigarette assembly into the through hole under the driving of the driving mechanism, and the ventilation mechanism is used for introducing detection gas into the tail support through the through hole so as to detect the air tightness of the electronic cigarette assembly.

Optionally, the pushing mechanism comprises a pressing block, a first side of the pressing block is fixedly connected with the driving mechanism, a second side of the pressing block is arranged close to the electronic cigarette assembly, and the first side and the second side are arranged in a back-to-back mode. The pressing block is adopted to realize the pushing mechanism, the structure is simple, and the cost is low.

Optionally, the pushing mechanism further comprises a limiting plate, the first side of the limiting plate is fixedly connected with the second side of the pressing block, a groove is formed in the second side of the limiting plate and used for limiting the tail support, and the first side of the limiting plate and the second side of the limiting plate are arranged in a back-to-back mode. Set up the limiting plate, on the one hand can make the location that pushing and pressing mechanism can be accurate and promote the electron cigarette subassembly fast, can improve the efficiency that electron cigarette subassembly gas tightness detected, on the other hand can be different at the size of electron cigarette subassembly, only need change the limiting plate, need not change the briquetting, can practice thrift the cost.

Optionally, the ventilation mechanism includes a substrate, a through hole is formed on the substrate, and the aperture at two ends of the through hole is larger than the aperture at the middle part of the through hole. The substrate has simple structure and low cost; and the stability and the sealing performance between the air supply pipe, the tail support and the through hole can be improved.

Optionally, the air tightness detecting device further comprises a first gasket, a boss is formed in one end of the through hole close to the tail support, and the first gasket is arranged between the boss and the tail support. The first gasket can increase the sealing between the tail bracket and the through hole.

Optionally, the two sides of the substrate, which are opposite to each other, are respectively provided with a recessed portion, the two sides of the substrate, which are opposite to each other, are parallel to the length direction of the electronic cigarette assembly, and the projection of the electronic cigarette assembly on the substrate covers the recessed portions. Through setting up the depressed part, be convenient for survey electron cigarette subassembly.

Optionally, the air tightness detecting device further includes a base, the driving mechanism and the ventilation mechanism are fixed on the base, and the head support of the electronic cigarette assembly is connected with the base in a sealing manner. Relative fixation between the driving mechanism and the ventilation mechanism can be realized through the base, and the accuracy of air tightness detection can be improved.

Optionally, the base includes a first bottom plate and a second bottom plate, the second bottom plate is disposed on the first bottom plate, the driving mechanism is disposed on the second bottom plate, and the ventilation mechanism is disposed on the first bottom plate. The size of the airtightness detection apparatus can be reduced.

Optionally, the air-tightness detecting device further comprises a second gasket disposed between the head support and the base. The second gasket can increase the seal between the head support and the base.

Optionally, the ventilation mechanism is provided with two through holes, the pushing mechanism includes two limiting plates, one of the two limiting plates is used for limiting one electronic cigarette component and pushing one electronic cigarette component into one of the two through holes, and the other of the two limiting plates is used for limiting the other electronic cigarette component and pushing the other electronic cigarette component into the other of the two through holes. The efficiency of gas tightness detection can be improved.

The beneficial effect of this application is: be different from prior art, this application gas tightness detection device is used for detecting electron cigarette subassembly, and this gas tightness detection device includes: a driving mechanism, a pushing mechanism and a ventilation mechanism; the electronic cigarette assembly is arranged between the ventilation mechanism and the pushing mechanism, and the ventilation mechanism is provided with a through hole; the pushing mechanism is used for pushing the tail support of the electronic cigarette assembly into the through hole under the driving of the driving mechanism, and the ventilation mechanism is used for introducing detection gas into the tail support through the through hole so as to detect the air tightness of the electronic cigarette assembly. This application gas tightness detection device can drive pushing and pressing mechanism through actuating mechanism to make pushing and pressing mechanism bulldoze the afterbody support of electron cigarette subassembly into in the ventilation means is arranged in leading-in gaseous through-hole that detects under drive power, can realize detecting the gas tightness of electron cigarette subassembly, the assembly is simple, and need not the manual work and breathe in the detection, can improve detection efficiency, precision and the security that the gas tightness detected.

Drawings

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

FIG. 1 is a schematic structural diagram of an embodiment of the air-tightness detecting device according to the present application;

FIG. 2 is a schematic perspective view of a pushing mechanism in the air tightness detecting device of the embodiment of FIG. 1;

FIG. 3 is a schematic top view of the biasing mechanism of the embodiment of FIG. 2;

FIG. 4 is a schematic side view of the biasing mechanism of the embodiment of FIG. 2;

FIG. 5 is another side schematic view of the biasing mechanism of the embodiment of FIG. 2;

FIG. 6 is a schematic perspective view of a venting mechanism in the air tightness testing device of the embodiment in FIG. 1;

FIG. 7 is a schematic top view of the vent mechanism of the embodiment of FIG. 6;

FIG. 8 is a schematic side view of the vent mechanism of the embodiment of FIG. 6;

FIG. 9 is another schematic side view of the vent mechanism of the embodiment of FIG. 6;

FIG. 10 is a schematic perspective view of a first bottom plate of a base in the air-tightness testing device of the embodiment of FIG. 1;

FIG. 11 is a schematic top view of the first base plate of the embodiment of FIG. 10;

FIG. 12 is a schematic perspective view of a second bottom plate of the base in the air-tightness testing device of the embodiment in FIG. 10;

FIG. 13 is a top schematic view of a second base plate of the embodiment of FIG. 10;

FIG. 14 is a schematic structural view of a first gasket of the air-tightness testing device of the embodiment of FIG. 1;

FIG. 15 is a side schematic view of the first shim of FIG. 14;

FIG. 16 is a schematic structural view of a second gasket of the air-tightness testing device of the embodiment of FIG. 1;

fig. 17 is a schematic structural view of a third gasket in the air-tightness testing device of the embodiment of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first" and "second" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

The present application first proposes a gas tightness detection device, as shown in fig. 1 to 17, fig. 1 is a schematic structural diagram of an embodiment of the gas tightness detection device of the present application; FIG. 2 is a schematic perspective view of a pushing mechanism in the air tightness detecting device of the embodiment of FIG. 1; FIG. 3 is a schematic top view of the biasing mechanism of the embodiment of FIG. 2; FIG. 4 is a schematic side view of the biasing mechanism of the embodiment of FIG. 2; FIG. 5 is another side schematic view of the biasing mechanism of the embodiment of FIG. 2; FIG. 6 is a schematic perspective view of a venting mechanism in the air tightness testing device of the embodiment in FIG. 1; FIG. 7 is a schematic top view of the vent mechanism of the embodiment of FIG. 6; FIG. 8 is a schematic side view of the vent mechanism of the embodiment of FIG. 6; FIG. 9 is another schematic side view of the vent mechanism of the embodiment of FIG. 6; FIG. 10 is a schematic perspective view of a first bottom plate of a base in the air-tightness testing device of the embodiment of FIG. 1; FIG. 11 is a schematic top view of the first base plate of the embodiment of FIG. 10; FIG. 12 is a schematic perspective view of a second bottom plate of the base in the air-tightness testing device of the embodiment in FIG. 10; FIG. 13 is a top schematic view of a second base plate of the embodiment of FIG. 10; FIG. 14 is a schematic structural view of a first gasket of the air-tightness testing device of the embodiment of FIG. 1; FIG. 15 is a side schematic view of the first shim of FIG. 14; FIG. 16 is a schematic structural view of a second gasket of the air-tightness testing device of the embodiment of FIG. 1; fig. 17 is a schematic structural view of a third gasket in the air-tightness testing device of the embodiment of fig. 1. The air tightness detecting device 10 of the present embodiment is used for detecting the air tightness of an electronic cigarette component (not shown), and the air tightness detecting device 10 of the present embodiment includes a driving mechanism 20, a pressing mechanism 30 and a ventilation mechanism 40; the pushing mechanism 30 is connected with the driving mechanism 20, the electronic cigarette assembly is arranged between the ventilation mechanism 40 and the pushing mechanism 30, and the ventilation mechanism 40 is provided with a through hole 410; the pushing mechanism 30 is used for pushing the tail support 100 of the electronic cigarette assembly into the through hole 410 under the driving of the driving mechanism 20, and the ventilation mechanism 40 is used for introducing detection gas into the tail support 100 through the through hole 410 so as to detect the air tightness of the electronic cigarette assembly.

Wherein, the head support 200 of the electronic cigarette assembly abuts against a base (not shown) to seal one end (the other end of the air exhaust channel) of the head support 200 of the electronic cigarette assembly departing from the tail support 100 through the base. In other embodiments, the seal may also be used directly to seal the end of the nose support facing away from the tail support.

In the preparation stage of the air tightness detection, the tail support 100 of the electronic cigarette component is aligned with the through hole 410 (the head support 200 can be positioned on the base), the driving mechanism 20 is arranged on the base, and the pushing mechanism 30 is connected with the driving mechanism 20; then, controlling the driving mechanism 20 to work so as to push the pushing mechanism 30 to approach the tail support 100 until the pushing mechanism 30 abuts against the tail support 100; the pushing mechanism 30 further pushes the tail support 100 into the through hole 410, the tail support 100 is abutted to the through hole 410, the air exhaust channel of the tail support 100 is communicated with the through hole 410, and the outer wall of the tail support 100 is hermetically connected with the inner wall of the through hole 410; then, the ventilation mechanism 40 introduces the detection gas into the tail support 100 through the through hole 410, and performs the air tightness detection on the electronic cigarette assembly.

Different from the prior art, the air tightness detection device 10 of the present embodiment can drive the pushing mechanism 30 through the driving mechanism 20, so that the pushing mechanism 30 pushes the tail support 100 of the electronic cigarette assembly into the through hole 410 for introducing the detection gas in the ventilation mechanism 40 under the driving force, the air tightness detection of the electronic cigarette assembly can be realized, the assembly is simple, the manual air suction detection is not needed, and the detection efficiency, accuracy and safety of the air tightness detection can be improved.

Optionally, as shown in fig. 1 to 5, the pushing mechanism 30 of the present embodiment includes a pressing block 310, a first side of the pressing block 310 is fixedly connected to the driving mechanism 20, and a second side of the pressing block 310 is disposed near the electronic cigarette component, where the first side and the second side are disposed opposite to each other. In the embodiment, the pressing block 310 is adopted to realize the pushing mechanism 30, so that the structure is simple and the cost is low.

Optionally, as shown in fig. 1 and fig. 2 to fig. 5, the pushing mechanism 30 of this embodiment further includes a limiting plate 320, a first side of the limiting plate 320 is fixedly connected to a second side of the pressing block 310, a groove 321 is disposed on the second side of the limiting plate 320, the groove 321 is used for limiting the tail support 100, and the first side and the second side of the limiting plate 320 are disposed opposite to each other.

This embodiment sets up limiting plate 320, can make the location that pushing devices 30 can be accurate and promote the electron cigarette subassembly fast on the one hand, can improve the efficiency that electron cigarette subassembly gas tightness detected, and on the other hand can be different at the size of electron cigarette subassembly, only needs to change limiting plate 320, need not change briquetting 310, can practice thrift the cost.

Wherein, the second side of the pressing block 310 is provided with a limiting groove (not shown), and the first side of the limiting plate 320 is embedded in the limiting groove, so as to realize the fixed connection between the limiting plate 320 and the pressing block 310.

The connection mode of the embodiment facilitates the installation and the disassembly of the limiting plate 320; in other embodiments, the limiting plate and the pressing block can be detachably connected in other manners, or the pressing block directly pushes and presses the tail support of the electronic cigarette assembly, or an adjustable clamping structure is adopted to replace the limiting plate, and the like.

Alternatively, as shown in fig. 1, 6 to 9, the venting mechanism 40 of the present embodiment includes a substrate (not shown), a through hole 410 is formed on the substrate, and the aperture at two ends of the through hole 410 is larger than the aperture at the middle part of the through hole 410. The substrate of the embodiment has simple structure and low cost; the aperture of one end of the through hole 410, which is away from the tail support 100, is larger than the aperture of the middle part of the through hole 410, so that a first boss (not shown) is formed in the through hole 410, the gas supply pipe (not shown) can be conveniently abutted against the first boss, and the stability and the sealing property between the gas supply pipe and the ventilation mechanism 40 are improved; and the aperture of the end of the through hole 410 close to the tail support 100 is larger than the aperture of the middle part of the through hole 410, so that a second boss (not shown) is formed in the through hole 410, the tail support 100 is convenient to abut against the second boss, and the stability and the sealing performance between the tail supports 100 are improved.

Optionally, as shown in fig. 1, 6 to 9, 14 and 15, the air-tightness detecting device of the present embodiment further includes a first gasket (not shown), and the first gasket is disposed between the tail bracket 100 and the second boss in the through hole 410.

Specifically, the surface of the first gasket close to the tail support 100 is a curved surface, the surface of the first gasket close to the second boss is a plane, and because one end of the tail support 100, which is away from the head support 200, is usually a curved surface in order to be in matching connection with the housing (or the sealing element) of the electronic cigarette assembly, the end surface of the first gasket is usually a curved surface, in this embodiment, the first gasket with the above structure can be used for realizing sealing connection between the curved tail support 100 and the planar second boss, so that the accuracy of air tightness detection can be improved; the first spacer has a through hole (not shown) to communicate the through hole 410 with the air-extracting channel of the tail bracket 100.

Of course, in other embodiments, the shape of the surface of the first gasket may be set according to the shape of the inner wall of the through hole and the shape of the end of the tail support facing away from the head support.

In other embodiments, a sealing ring can be used to replace the first gasket, and the sealing ring is sleeved outside one end of the tail support deviating from the head support.

Optionally, as shown in fig. 1 and fig. 6 to 9, two opposite sides of the substrate of this embodiment are respectively provided with a recess 420, the two opposite sides of the substrate are parallel to the length direction of the electronic cigarette component, and the projection of the electronic cigarette component on the substrate covers the recess 420. This embodiment is convenient for observe the electron cigarette subassembly through setting up depressed part 420, can improve gas tightness detection efficiency and precision.

The projection of the electronic cigarette component on the substrate at least partially covers the recess 420, or at least partially covers the recess 420, which is not limited in particular.

Alternatively, as shown in fig. 1, the driving mechanism 20 of the present embodiment includes an air cylinder (not shown), and a push rod (not shown) of the air cylinder is fixedly connected to the pressing block; the driving mechanism 20 is realized by the air cylinder in the embodiment, and the driving mechanism is simple in structure and low in cost.

In other embodiments, other types or configurations of drive mechanisms may be used.

Optionally, as shown in fig. 1, 10 to 13, the air-tightness detecting device 10 of the present embodiment further includes a base (not shown), the driving mechanism 20 and the ventilation mechanism 40 are fixed on the base, and the head support 200 of the electronic cigarette assembly is connected to the base in a sealing manner. In the embodiment, the driving mechanism 20 and the ventilation mechanism 40 can be fixed relatively through the base, and the accuracy of the air tightness detection can be improved.

Optionally, as shown in fig. 1 and fig. 10 to fig. 13, the base of this embodiment includes a first bottom plate 510 and a second bottom plate 520, the second bottom plate 520 is disposed on the first bottom plate 510, that is, the base is disposed in a gradient manner, the housing of the cylinder is fixed on the second bottom plate 520, and the ventilation mechanism 40 is fixed on the first bottom plate 510.

The push rod direction of motion of cylinder is perpendicular with the length direction of electron cigarette subassembly, and the base of this embodiment is the gradient setting, can reduce the height of cylinder (the push rod length of cylinder is greater than the length of electron cigarette subassembly) on the base, can reduce the size of gas tightness detection device 10.

Optionally, as shown in fig. 1, 10 to 13, and 16, the air-tightness detecting device 10 of the present embodiment further includes a second gasket (not shown), which is disposed between the head support 200 and the base, and is used for improving the air-tightness between the head support 200 and the base to prevent the detection gas from leaking from the air-suction channel of the head support 200.

Specifically, the second gasket is provided with a through hole 610, the base is provided with a blind hole (not shown), and the through hole 610 is respectively communicated with the air exhaust channel of the head support 200 and the blind hole of the base; the second gasket includes first annular portion 620 and the second annular portion 630 of the integrative setting of length direction along the electron cigarette subassembly, and the external diameter of first annular portion 620 is less than the external diameter of second annular portion 630 to make head support 200 cover establish outside first annular portion 620, and with the butt of second annular portion 630, can improve the gas tightness between head support 200 and the base.

Optionally, as shown in fig. 1, 10 to 13, 16 and 17, the air-tightness detecting device 10 of the present embodiment further includes a third gasket (not shown), and the third gasket is disposed between the head support 200 and the second gasket. The third gasket is further set up to this embodiment, not only can further improve the gas tightness between head support 200 and the base, but also adjusts the distance between head support 200 and the base for realize the gas tightness detection of the electron cigarette subassembly of different length through increase and decrease gasket, can practice thrift the cost.

Specifically, the third gasket is provided with a through hole 710, and the through hole 710 is respectively communicated with the air suction channel of the head support 200 and the through hole 610; the aperture of one end of the through hole 710 close to the through hole 610 is larger so as to be sleeved outside the first annular part 620; the other structure of the third pad is similar to that of the second pad, and is not described in detail here.

In other embodiments, the number of shims is not limited.

Alternatively, as shown in fig. 1 to 5, the ventilation mechanism 40 of the present embodiment is provided with two through holes 410, and the pushing mechanism 30 includes two limiting plates 320, one of the two limiting plates 320 is used for limiting one e-cigarette component and pushing one e-cigarette component into one of the two through holes 410, and the other of the two limiting plates 320 is used for limiting the other e-cigarette component and pushing the other e-cigarette component into the other of the two through holes 410. With this configuration, the efficiency of airtightness detection can be improved.

In other embodiments, the number of the through holes and the limiting plates is not limited, and may be one or two or more.

As shown in fig. 1 to 13, the air vent mechanism 40 and the first bottom plate 510 can be fixedly connected by a mounting hole (not shown) and a pin (not shown); the cylinder and the second bottom plate 520 can be fixedly connected through the matching of a mounting hole (not shown) and a pin (not shown); the second bottom plate 520 and the first bottom plate 510 can be fixedly connected through the matching of mounting holes (not shown) and pins (not shown); the push rod of the cylinder can be fixedly connected with the pressing block 310 through a mounting hole (not shown) on the pressing block 310.

The pushing mechanism 30, the ventilation mechanism 40 and the base of the present embodiment can be made of rustproof die steel, and the corners of the pushing mechanism, the ventilation mechanism and the base are chamfered; the first gasket of the present embodiment may be made of acrylic adhesive a40, etc., and the second gasket and the third gasket may be made of acrylic adhesive a60, etc.

Be different from prior art, this application gas tightness detection device is used for detecting electron cigarette subassembly, and this gas tightness detection device includes: a driving mechanism, a pushing mechanism and a ventilation mechanism; the electronic cigarette assembly is arranged between the ventilation mechanism and the pushing mechanism, and the ventilation mechanism is provided with a through hole; the pushing mechanism is used for pushing the tail support of the electronic cigarette assembly into the through hole under the driving of the driving mechanism, and the ventilation mechanism is used for introducing detection gas into the tail support through the through hole so as to detect the air tightness of the electronic cigarette assembly. This application gas tightness detection device can drive pushing and pressing mechanism through actuating mechanism to make pushing and pressing mechanism bulldoze the afterbody support of electron cigarette subassembly into in the ventilation means is arranged in leading-in gaseous through-hole that detects under drive power, can realize detecting the gas tightness of electron cigarette subassembly, the assembly is simple, and need not the manual work and breathe in the detection, can improve detection efficiency, precision and the security that the gas tightness detected.

The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims (10)

1. An air tightness detection device, which is used for detecting an electronic cigarette component, comprises: a driving mechanism, a pushing mechanism and a ventilation mechanism; the pushing mechanism is connected with the driving mechanism, the electronic cigarette assembly is arranged between the ventilation mechanism and the pushing mechanism, and the ventilation mechanism is provided with a through hole; the pushing mechanism is used for pushing the tail support of the electronic cigarette assembly into the through hole under the driving of the driving mechanism, and the ventilation mechanism is used for introducing detection gas into the tail support through the through hole so as to detect the air tightness of the electronic cigarette assembly.

2. The airtightness detection apparatus according to claim 1, wherein the pushing mechanism includes a pressing block, a first side of the pressing block is fixedly connected to the driving mechanism, a second side of the pressing block is disposed near the electronic cigarette assembly, and the first side and the second side are disposed opposite to each other.

3. The airtightness detection apparatus according to claim 2, wherein the pushing mechanism further comprises a limiting plate, a first side of the limiting plate is fixedly connected to the second side of the pressing block, a groove is formed in the second side of the limiting plate, the groove is used for limiting the tail support, and the first side and the second side of the limiting plate are arranged in a back-to-back manner.

4. The airtightness detection apparatus according to claim 1, wherein the ventilation mechanism includes a substrate, the substrate is provided with the through hole, and the hole diameters of both ends of the through hole are larger than the hole diameter of the middle portion of the through hole.

5. The airtightness detection apparatus according to claim 4, further comprising a first gasket, wherein a boss is formed in an end of the through hole close to the tail bracket, and the first gasket is disposed between the boss and the tail bracket.

6. The airtightness detection apparatus according to claim 4, wherein two opposite sides of the substrate are respectively provided with a recess, the two opposite sides of the substrate are parallel to a length direction of the electronic cigarette component, and a projection of the electronic cigarette component on the substrate covers the recesses.

7. The airtightness detection apparatus according to claim 1, further comprising a base, wherein the driving mechanism and the ventilation mechanism are fixed to the base, and the head support of the electronic cigarette assembly is hermetically connected to the base.

8. The airtightness detection apparatus according to claim 7, wherein the base includes a first bottom plate and a second bottom plate, the second bottom plate being disposed on the first bottom plate, the driving mechanism being disposed on the second bottom plate, and the ventilation mechanism being disposed on the first bottom plate.

9. The air-tightness detecting device according to claim 7, further comprising a second gasket disposed between the head mount and the base.

10. The airtightness detection apparatus according to claim 3, wherein the ventilation mechanism is provided with two through holes, and the pressing mechanism includes two of the restriction plates, one of the two restriction plates is configured to restrict one of the electronic cigarette components and press the one of the electronic cigarette components into one of the two through holes, and the other of the two restriction plates is configured to restrict the other of the electronic cigarette components and press the other of the electronic cigarette components into the other of the two through holes.

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