CN210538933U

CN210538933U - Low-temperature smoking set with revolving door

Info

Publication number: CN210538933U
Application number: CN201920920507.7U
Authority: CN
Inventors: 王威; 郭小义; 黄炜; 尹新强; 易建华; 钟科军; 刘建福; 邓廷建
Original assignee: China Tobacco Hunan Industrial Co Ltd
Current assignee: China Tobacco Hunan Industrial Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-05-19
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a low-temperature smoking set with a revolving door, which is provided with a heating cavity for inserting cigarettes, the bottom of the heating cavity is provided with a heating element which is movably inserted into the cigarettes, the top of the heating cavity is provided with the revolving door which opens and closes the heating cavity, and the cigarettes inserted into the heating cavity are clamped by the revolving door; still include the drive arrangement who drives the heat-generating body jointly and remove and the revolving door switch that low temperature smoking set was inside to set up, drive arrangement includes the reciprocating mechanism along the reciprocal linear motion of heat-generating body moving direction, and reciprocating mechanism's removal end and heat-generating body lug connection drive heat-generating body reciprocating motion business turn over heating chamber, move the end and move when with the on-off control mechanism cooperation of revolving door. The utility model discloses an among the low temperature smoking set, heat-generating body and revolving door are through unified drive arrangement control, and the operation is automatic, promotes user experience and feels.

Description

Low-temperature smoking set with revolving door

Technical Field

The utility model belongs to a heating does not burn smoking set, concretely relates to take low temperature smoking set of revolving door.

Background

In recent years, new tobacco products, mainly represented by non-combustible heating low-temperature cigarettes, have attracted attention in the world tobacco market, and non-combustible heating cigarette smoking sets are widely used for heating tobacco products by means of electric heating. Common heating non-combustion appliances on the market can be divided into two types according to the division of the position of a heating body in a heating non-combustion cigarette smoking set relative to cigarettes: one is a center heating type and the other is an edge heating type. Compared with the surrounding heating type smoking set, the central heating type smoking set has the advantages of good smoke taste, high heat utilization rate and the like during smoking, so that the central heating type smoking set is more easily accepted by consumers.

The central heating type low-temperature cigarette appliance adopts the mode of directly inserting the heating element into a cigarette to heat, and a consumer inserts the cigarette into the smoking material of the cigarette with the in-process heating element of the heating chamber, if the cigarettes of different brands are used, the resistance of the inserted cigarette is different, the situation that the inserted cigarette is not in place is easy to occur, and the experience feeling of use is influenced. Meanwhile, after the cigarettes are heated, the smoking material is bonded with the cigarettes, the cigarettes are directly pulled out to enable the smoking material to be separated from the cigarettes, the smoking material is remained in the heating cavity of the appliance, and the cleaning is very inconvenient. The existing sheet type central heating appliances on the market mostly adopt an extractor structure, after smoking of a cigarette, the extractor is manually pushed, so that a smoking material is separated from the cigarette, and then the cigarette is pulled out; the rod-shaped (needle-shaped) central heating device needs to rotate the cigarette and then pull out the cigarette. The above two ways make the process of pulling out the cigarette become complicated, increase the use burden of consumers, and cause the inconvenience of cleaning if the operation is slightly improper.

In addition, in order to prevent foreign matters from entering the heating cavity of the smoking set, most smoking sets in the market adopt a dustproof door structure, the dustproof door needs to be manually pushed open before the smoking set is used, and the dustproof door needs to be manually closed after the smoking set is used. This type of operation is not convenient enough and the situation of forgetting to close the dust-proof door is likely to occur.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem be: aiming at the defect of inconvenient separation operation between cigarettes and a heating element in the central heating type low-temperature smoking set, the low-temperature smoking set with the rotary door can realize automatic separation of the cigarettes and the heating element.

The utility model discloses a following technical scheme realizes:

the low-temperature smoking set with the rotating door comprises a heating cavity 100 fixed on a smoking set upper support, cigarettes used for heating and generating smoke are inserted into the heating cavity 100, a heating body 200 capable of being movably inserted into and withdrawn from the heating cavity 100 is arranged at the bottom of the heating cavity 100, the cigarettes inserted into the heating cavity 100 are heated and fuming by the heating body 200, the rotating door 300 for opening and closing the heating cavity is arranged at the top of the heating cavity 100, and the cigarettes inserted into the heating cavity are clamped by the rotating door 300;

still include the drive arrangement who drives heat-generating body 200 removal and revolving door 300 switch jointly fixed on the smoking set lower carriage, drive arrangement includes the reciprocating mechanism along the reciprocal linear motion of heat-generating body moving direction, reciprocating mechanism have with heat-generating body 200 lug connection's removal end to drive heat-generating body reciprocating motion business turn over heating chamber 100, move the switch control mechanism cooperation with the revolving door when holding the removal: when a cigarette is inserted into the heating cavity 100, the rotating door is controlled to open the heating cavity 100, and the cigarette inserted into the heating cavity 100 is tightly held, and then the moving end drives the heating element to enter the heating cavity 100 and be inserted into the cigarette; and, drive the heat-generating body and withdraw from when removing the end heating chamber 100, remove end control revolving door and open and loosen a cigarette to cigarette follow control revolving door closes heating chamber 100 after heating chamber 100 is extracted.

Further, revolving door 300 has main aspects and tip to rotate the assembly through the rotation axis between main aspects and tip and on the spacing dish 301 in heating chamber 100 periphery, the tip of revolving door 300 is connected with the carousel 303 of rotating the suit in heating chamber 100 periphery, carousel 303 rotates and drives revolving door 300 synchronous oscillation simultaneously and opens or close the heating chamber.

Further, at least two sets of rotating doors 300 are arranged on the limiting disc 301 in a circumferential array, and the small ends of all the rotating doors 300 are connected with the rotating disc 303 together to drive all the rotating doors 300 to synchronously move.

Further, the rotation of the turntable 303 is shifted through a lever 306 connected with the turntable 303, the lever 306 is hinged inside the low-temperature smoking set, one end of the lever is connected with the turntable 303, the other end of the lever is connected with a pull rod 305, and the moving end of the reciprocating mechanism pulls the pull rod 305 to drive the turntable 303 to rotate.

Further, the rotating disc 303 is provided with an upper dialing tooth 3031 assembled and connected with the small end of the revolving door and a lower dialing tooth 3032 assembled and connected with the lever 306.

Further, the rotating disc 303 is provided with a torsion spring 304 for returning, and the rotating door 300 keeps the heating chamber 100 in a closed state under the action of the torsion spring or provides clamping force for cigarettes inserted into the heating chamber 100.

Further, the moving end of the reciprocating mechanism rotates while reciprocating linearly along the moving direction of the heating body.

Further, the reciprocating mechanism comprises a nut 405 fixed inside the low-temperature smoking set, a screw rod 404 penetrating through the nut 405 and screwed with the nut, and a driving unit driving the screw rod 404 to rotate, wherein the screw rod 404 is directly connected with the heating body 200 as a moving end, the driving unit is in transmission connection with the screw rod 404 through a transmission piece, and the screw rod 404 is axially assembled with the transmission piece in a sliding manner, so that the screw rod can axially reciprocate linearly.

Further, the transmission member is a wheel-shaped transmission member, and the lead screw 404 has a section of polished rod assembled with the wheel-shaped transmission member, and the polished rod is assembled with the wheel-shaped transmission member by a key structure or a non-circular cross section.

Further, a fixing seat 202 for installing the heating element 200 is arranged on the screw rod 404, and the fixing seat 202 protrudes out of the screw rod 404 in the circumferential direction of the screw rod and is matched with the pull rod when rotating and reciprocating along with the screw rod 404.

Further, a hook body which is located below the fixing seat 202 and protrudes from the moving path of the fixing seat 202 is disposed on the pull rod 305, and the reciprocating mechanism is hooked with the pull rod 305 by downward movement of the fixing seat 202 to control the opening of the revolving door 300.

Further, be equipped with on the fixing base 202 with heating body 200 electric connection's elastic electrode 203, the fixed electrically conductive board 204 that sets up in below of heating chamber 100, be equipped with on the electrically conductive board 204 and pass through the electrically conductive region of circuit connection with smoking set control unit, elastic electrode 203 moves at heating body 200 and inserts heating chamber 100 and target in place the electrically conductive regional electric contact with electrically conductive board 204.

Further, the conductive plate 204 is ring-shaped and is disposed around the outer circumference of the moving path of the heating element 200.

Further, a travel switch 205 for detecting the upper limit position and the lower limit position of the moving end of the reciprocating mechanism is further arranged in the low-temperature smoking set, and the travel switch 205 is connected with a driving unit of the reciprocating mechanism in a feedback mode.

The utility model discloses pass through the fixing base with the heat-generating body and fix on the lead screw, the lead screw passes through screw transmission with the nut and is connected, simultaneously through driving medium and the assembly of drive unit sliding sleeve. The driving unit enables the screw rod to rotate relative to the nut through the transmission piece, and the heating body and the fixing seat can rotate while moving linearly. The heating chamber is equipped with the several revolving door, makes the synchronous revolution of several revolving door through the carousel, realizes the complete opening and the closure in heating chamber, and the torsional spring makes the revolving door be in normally closed state under not receiving external force's influence. The reverse rotation of the rotary table is synchronous with the downward linear motion of the fixed seat by utilizing the lever and the pull rod, the pull rod is pulled to make the rotary table rotate reversely when the fixed seat moves to the bottom of the stroke, the rotary door is opened, the pull rod is loosened when the fixed seat moves upwards, and the rotary table rotates under the action of the torsion spring to make the rotary door close.

The utility model provides a low temperature smoking set turns into the rotation of drive arrangement the rotation of heat-generating body rotation-linear motion and revolving door, makes heat-generating body and revolving door linkage, and one-time operation can realize "the revolving door of low temperature smoking set presss from both sides tight back heat-generating body rotation and inserts in the cigarette" and "the heat-generating body rotates from a cigarette and withdraws from the back revolving door and loosens the combination action of cigarette". The several revolving door of low temperature smoking set can realize heating the complete closure of chamber and open when rotatory, and synchronous motion under the effect of carousel, and the revolving door has the tight function of cigarette clamp under the effect of torsional spring in the use (cigarette inserts), and in non-use (not having a cigarette to insert), the torsional spring makes the revolving door normal close, prevents that the foreign matter from getting into in the heating chamber.

To sum up, the utility model discloses a low temperature smoking set has following beneficial effect:

1. the heating body is automatically and rotatably inserted into the cigarettes, so that the situation that the cigarettes are not inserted in place or are flattened due to excessive force caused by different insertion resistances of the cigarettes is prevented; the heating element withdraws from cigarette automatically, and the rotation makes tobacco material and heating element fully break away from when withdrawing from, and cigarette directly can take out, has guaranteed the cleanness in heating chamber, has avoided the loaded down with trivial details operation of rotatory cigarette when taking out the cigarette.

2. The revolving door has the function of clamping cigarettes, ensures that the cigarettes are reliably fixed in the process of inserting and withdrawing the heating element into and out of the cigarettes, and the cigarettes cannot move linearly or rotationally along with the movement of the heating element.

3. When the revolving door is closed, the heating cavity can be completely covered, foreign matters are effectively prevented from entering, the traditional hand-push type dustproof door is distinguished, and automation is realized. Meanwhile, the rotary door can be automatically closed in a delayed mode through a program, and the situation that the rotary door is forgotten to be closed is prevented.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

FIG. 1 is a main sectional view of a low temperature smoking set in an embodiment.

FIG. 2 is a side sectional view of the low temperature smoking set in the example.

Fig. 3 is a schematic view illustrating an opened state of the revolving door in the embodiment.

Fig. 4 is a schematic view illustrating a closed state of the revolving door in the embodiment.

Fig. 5 is a schematic structural diagram of the turntable in the embodiment.

FIG. 6 is a schematic view of a mechanism in which a driving device in the embodiment drives a heating element to descend and a revolving door to open.

FIG. 7 is a schematic view of a mechanism in which a driving device drives a heating element to ascend and a rotary door to close in the embodiment.

Reference numbers in the figures: 100-heating chamber, 101-base, 102-upper rack, 103-lower rack, 104-floor, 105-housing;

200-heating element, 201-heating element seat, 202-fixing seat, 203-elastic electrode, 204-conducting plate, 205-travel switch;

300-a revolving door, 301-a limiting disc, 302-a first rotating shaft, 303-a rotating disc, 3031-an upper shifting tooth, 3032-a lower shifting tooth, 304-a torsion spring, 305-a pull rod, 306-a lever, 307-a second rotating shaft and 308-a pin;

400-driving motor, 401-first bevel gear, 402-second bevel gear, 403-bearing, 404-screw rod, 405-nut;

500-battery, 501-PCB control board.

Detailed Description

Examples

Referring to fig. 1 and 2, the low temperature smoking set in the drawings is a specific embodiment of the present invention, a heating chamber 100 is provided on the body of the low temperature smoking set, a cigarette is inserted into the heating chamber 100, and the tobacco material in the cigarette is heated without burning by the heating element inside the smoking set, so as to generate the smoke gas to be sucked. The heating cavity 100 is formed by a base 101 with the depth not exceeding the length of tobacco, the base 101 is a cylindrical component matched with the outer diameter of the tobacco, the cylindrical space in the base 101 is the heating cavity 100, the base 101 is fixed on an upper support 102 in the low-temperature smoking set, the top opening is positioned on the surface of a shell 105 of the low-temperature smoking set, and a channel for the heating body 200 of the embodiment to enter and exit the heating cavity is arranged at the bottom of the base 101. The heating element 200 is arranged below the heating chamber 100 in a lifting manner, and can move upwards to enter the heating chamber 100 and be inserted into the cigarette inside the heating chamber 100 to be contacted with the tobacco material through the driving device, so that the non-combustion smoking of the low-temperature smoking set is realized through the contact heating of the tobacco material. The rotating door 300 is arranged at the top of the heating cavity 100, the heating cavity 100 is exposed by opening the rotating door 300, cigarettes can be freely inserted into the heating cavity or pulled out of the heating cavity at the moment as shown in fig. 3, the heating cavity 100 is sealed by closing the rotating door 300 as shown in fig. 4, the heating cavity 100 is isolated from the outside by the rotating door at the moment, external sundries are prevented from entering the heating cavity, and meanwhile, in the process of inserting the cigarettes into the heating cavity 100 for working, the cigarettes can be clamped and fixed in the heating cavity 100 by the closing clamping acting force of the rotating door 300.

Referring to fig. 1-4 in detail, the three sets of rotating doors 300 in this embodiment are uniformly installed on the top periphery of the heating chamber 100 in a circumferential array, a limiting plate 301 for installing the rotating doors 300 is fixedly sleeved on the top periphery of the base 101 of the heating chamber 100, and the three sets of rotating doors 300 are rotatably assembled on the top surface of the limiting plate 301 through first rotating shafts 302, respectively. The rotary door 300 has a large end, which is a portion of the rotary door 300 for opening and closing the heating chamber, having an area larger than that of a small end for driving the large end to swing about the first rotating shaft 302, and the rotary door 300 is rotatably fitted on the first rotating shaft 302 of the spacing plate 301 at a position between the large end and the small end. The periphery of the heating cavity 100 is also rotatably provided with a turntable 303 coaxial with the limiting disc 301, the small ends of all the rotating doors 303 are connected with the turntable 303, and the turntable 303 rotates and drives all the rotating doors 300 to swing towards the same direction. The specific structure of the rotating disc 303 is as shown in fig. 5, three sets of upper dialing teeth 3031 connected with the small ends of the rotating door 300 in a one-to-one correspondence manner are arranged at the top of the rotating disc 303, the height of the upper dialing teeth 3031 is projected to be flush with the small ends of the rotating door 300, the small ends of the rotating door 300 can be embedded into the upper dialing teeth 3031, and a certain swing angle is formed between the upper dialing teeth 3031 and the small ends of the rotating door 300. The bottom of the rotating disc 303 is provided with a lower dial tooth 3032, and the driving device of the low-temperature smoking set controls the rotating disc 303 to rotate through the lower dial tooth 3032, so that the opening and closing control of the rotating door 300 is finally realized.

In practical applications, the number of the rotary doors 300 may be one, and more than two rotary doors may be used to ensure that the large ends of the rotary doors 300 can completely cover the heating chamber 100, and the connecting shape of the rotary doors 300 is ensured to be completely combined in the closed state.

Referring to fig. 1 and 2 again, the turntable 303 is shifted by a lever 306 to realize a certain angle of rotation, a fulcrum of the lever 306 is hinged and assembled on the upper bracket 102 inside the smoking set through a second rotating shaft 307, one end of the lever 306 is directly embedded between lower shifting teeth 3032 of the turntable 303, a certain swing angle is formed between the lower shifting teeth 3032 at the end of the lever 306, the other end of the lever 306 is connected to a pull rod 305 through a pin 308, the pull rod 305 is connected with a reciprocating mechanism of the low-temperature smoking set, the turntable 303 is shifted by the lever principle to realize a certain angle of rotation, and the lever 306 and the pull rod 305 form an opening and closing control mechanism of the revolving door together. In this embodiment, the lever 306 is a special-shaped lever bent at a certain angle, and the pull rod 305 is vertically guided to be conveniently butted with a reciprocating mechanism of the driving device, while the connecting end of the lever 306 and the rotary disk 303 is kept vertical as much as possible, so that the rotary disk can be conveniently swung to toggle, and the bent special-shaped lever can ensure reliable connection between the lever 306 and the pull rod 305.

A torsion spring 304 for returning the rotary door 300 is assembled between the rotary door 300 and the base 301, and when no external force is applied, the rotary door 300 keeps the heating chamber 100 in a closed state when no cigarette is inserted or provides clamping force for the cigarette when the cigarette is inserted into the heating chamber under the action of the torsion spring 304.

Referring to fig. 1 and 2 again, the revolving door 300 in this embodiment is driven by a driving device for driving the heating element 200 inside the smoking set to move up and down, the driving device includes a reciprocating mechanism for reciprocating the heating element 200 in a linear motion in the direction of the heating element 200, a moving end of the reciprocating mechanism is directly connected to the heating element 200 to drive the heating element to move back and forth in and out of the heating chamber 100, and the moving end moves and cooperates with a pull rod for controlling the opening and closing of the revolving door.

The specific configuration between the driving device and the heating element 200 will be described in detail below.

The reciprocating mechanism specifically comprises a driving motor 400, a first bevel gear 401, a second bevel gear 402, a bearing 403, a screw rod 404 and a nut 405, wherein the nut 405 is fixedly arranged on the lower bracket 103 in the low-temperature smoking set, the screw rod 404 passes through the nut 405 and is assembled with the nut through screw thread transmission, the screw rod 404 is vertically arranged, the lifting direction of the heating element 200 is coincided or parallel, the screw rod 404 is directly and fixedly connected with the heating element 200 as the moving end of the reciprocating mechanism, through the thread transmission between the screw rod 404 and the fixed nut 405, the screw rod 404 rotates along the movement direction of the heating element in a reciprocating linear motion manner, the heating element 200 is driven to be inserted into the cigarette in a rotating manner, the situation that the cigarette is not inserted in place or is crushed by too much force due to different insertion resistances of the different cigarettes is prevented, the heating element 200 is rotated to withdraw the cigarette, so that the tobacco material in the cigarette is fully separated from the heating element. The driving motor 400 is used as a driving unit of the reciprocating mechanism to provide rotation power of the self-rotation of the screw rod 404, the driving motor 400 is fixedly installed on the bottom plate 104 inside the low-temperature smoking set, in order to save the installation space of the low-temperature smoking set, the driving motor 400 can be installed transversely, and then the transverse rotation power is changed into the rotation power in the vertical direction and transmitted to the screw rod 404 through a bevel gear transmission pair consisting of a first bevel gear 401 and a second bevel gear 402. A second bevel gear 402 as a power transmission part is sleeved with a screw rod 404, the second bevel gear 402 is rotatably assembled on the lower bracket 103 in the low-temperature smoking set through a bearing 403 and is meshed with a first bevel gear 401 connected to a driving motor 400, the second bevel gear 402 simultaneously realizes power transmission and lifting guide of the screw rod 404, a section of unthreaded polish rod is arranged on the screw rod 404, the polish rod and the second bevel gear 402 are axially and slidably assembled, the lever section at the end of the screw rod 404 can be machined into a spline structure or assembled in a sliding manner between a non-circular section and the second bevel gear 402, namely, the screw rod 404 can axially slide in a shaft hole of the second bevel gear 402 while the second bevel gear 402 can transmit rotary power to the screw rod 404 to drive the screw rod 404 to rotate.

In practical application, according to the internal structural arrangement of the low-temperature smoking set, other wheel-shaped transmission parts such as a cylindrical gear can be adopted to replace the first bevel gear and the second bevel gear, which is not described herein in detail in this embodiment.

The top of the screw rod 404 is fixedly connected with a fixed seat 202, and the heating element seat 201 at the bottom of the heating element 200 is directly and fixedly embedded on the fixed seat 202 and forms an integral moving structural member with the screw rod 404. The top of fixing base 202 is equipped with the elastic electrode 203 with heat-generating body 200 electric connection, the fixed conducting plate 204 that sets up in below of heating chamber 100, be equipped with the electrically conductive region that passes through circuit connection with the smoking set control unit on the conducting plate 204, after elastic electrode 203 inserts heating chamber 100 and targets in place along with fixing base 202 together ascending removal to heat-generating body 200, the electrically conductive regional electric contact of elastic electrode 203 and conducting plate 204 realizes heat-generating body 200 and smoking set control unit circular telegram and is connected. Because the elastic electrode 203 rotates and goes up and down together with the fixed seat and the heating body, in order to ensure that the elastic electrode 203 can be accurately butted to the conductive area on the conductive plate 204, the conductive plate 204 adopts an annular structure surrounding the periphery of the moving path of the heating body 200, and an annular conductive area corresponding to the radial position of the elastic electrode 203 is arranged on the conductive plate.

The smoking set control unit, i.e., the battery 500 and the PCB control board 501 in this embodiment, is a common technology for low-temperature smoking sets, and the control circuit of the heating element is not described herein in detail in this embodiment.

The fixing base 202 is a disc structure, protrudes out of the screw rod 404 in the circumferential direction of the screw rod, and is matched with the pull rod 305 of the revolving door 300 in the process that the fixing base 202 moves up and down along with the screw rod 404, so that the opening control of the revolving door is realized. A hook body is arranged at the bottom of the pull rod 305, is positioned below the fixed seat 202 and protrudes out of the moving path of the fixed seat 202, the fixed seat 202 moves downwards to be hooked with the pull rod 305, the pull rod 305 is pulled downwards, and the opening of the revolving door 300 is controlled through the lever 306.

The low-temperature smoking set is also internally provided with a travel switch 205 for detecting the limit position of the moving end of the reciprocating mechanism, the travel switch 205 realizes position detection by detecting a fixed seat 202 protruding out of the screw rod, two groups of travel switches are correspondingly arranged corresponding to the heating body 200 extending out of position and retracting back into position in the heating cavity 100, the travel switch 205 is in feedback connection with a driving unit of the reciprocating mechanism, when any one of the formation switches detects a position signal of the fixed seat 202, namely a feedback signal is fed to a driving motor to control the stop rotation, after the heating body 200 extends out of position in the heating cavity, the elastic electrode 203 is synchronously communicated with the conductive plate 204, and the circuit of the heating body 200 is; when the heating element 200 is completely withdrawn from the heating cavity and moves to the lower limit position, the fixing seat simultaneously pulls the pull rod to control the opening of the rotating door 300.

Feedback control of the stroke sensor and the motor is a common automatic control technology, and the feedback control circuit of the stroke switch and the driving motor is not described in detail herein in this embodiment.

The specific operation of the low-temperature smoking set of the present embodiment will be described in detail with reference to fig. 6 and 7.

1) After the smoking set receives the opening command of the revolving door, the driving motor 400 rotates reversely to drive the screw rod 404 and the fixed seat 202 to move downwards, the fixed seat 202 moves downwards and pulls the pull rod 305 to enable the turntable 303 to rotate towards the direction of increasing the torsion of the torsion spring, and the revolving door 300 is opened. When the fixing base 202 moves downward to touch the travel switch 205 located at the bottom dead center, the driving motor 400 stops rotating, and the heating chamber 100 is opened at this time.

2) The tobacco rod is placed in the heating chamber 100 of the base 101 and a heating instruction is given to the smoking article.

3) The driving motor 400 rotates forward, and the following actions occur successively in the process of upward movement of the screw rod 404: the fixed seat 202 releases the pull rod 305 upwards, the turntable 303 rotates under the action of the torsion spring, so that the rotary door 300 is closed, and the cigarette is clamped by the rotary door 300 because the cigarette is inserted into the heating cavity; the screw rod 404 continues to move upwards, and the heating element 200 is rotatably inserted into the cigarette; the heating element 200 is electrically connected until the elastic electrode 203 contacts the conductive plate 204; meanwhile, when the fixed base 202 moves to the travel switch 205 contacting the top dead center, the driving motor 400 stops rotating.

4) The heating body 200 starts the heating process and the cigarettes are baked.

5) After the smoking of the cigarette is finished, a cigarette changing instruction is given to the smoking set, the driving motor 400 rotates reversely, and the following actions occur successively in the process that the screw rod 404 moves downwards: a travel switch 205 for enabling the fixed seat 202 to leave the upper dead point; the elastic electrode 203 is separated from the conductive plate 204, and the circuit of the heating element 200 is disconnected; the heating element 200 is separated from the cigarette while rotating; the fixed seat 202 pulls the pull rod 305 downwards, the pull rod 305 enables the turntable 303 to rotate through the connected lever 306, and the rotary door 300 loosens the cigarettes; when the fixing base 202 moves to the travel switch 205 touching the bottom dead center, the driving motor stops rotating.

6) The cigarettes are removed from the heating chamber 100 of the base 101 and a rotary door closing command is given to the smoking article.

7) The driving motor 400 rotates forward, the screw rod 404 moves upward for a certain distance, so that the fixed seat 202 releases the pull rod 305, the rotating door 300 is closed, the heating cavity 100 is sealed, and dust is prevented from entering. The moving distance of the section does not need to be accurately controlled, and the pcb control board controls the moving time of the driving motor.

Above only the utility model discloses a concrete implementation mode, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belong to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. Take low temperature smoking set of revolving door, its characterized in that: the low-temperature smoking set comprises a heating cavity (100) fixed on an upper support of the smoking set and used for inserting cigarettes generating smoke into the heating cavity (100), a heating body (200) capable of being movably inserted into and withdrawn from the heating cavity (100) is arranged at the bottom of the heating cavity (100), the cigarettes inserted into the heating cavity (100) by the heating body (200) are heated and fuming, a rotating door (300) for opening and closing the heating cavity is arranged at the top of the heating cavity (100), and the cigarettes inserted into the heating cavity are clamped by the rotating door (300);

still include the drive arrangement who drives heat-generating body (200) removal and revolving door (300) switch jointly fixed on the smoking set lower carriage, drive arrangement includes the reciprocating mechanism along the reciprocal linear motion of heat-generating body moving direction, reciprocating mechanism have with heat-generating body (200) lug connection's removal end to drive heat-generating body reciprocating motion business turn over heating chamber (100), move the switch control mechanism cooperation with the revolving door when holding the removal: when a cigarette is inserted into the heating cavity (100), the rotating door is controlled to open the heating cavity (100) and the cigarette inserted into the heating cavity (100) is tightly held, and the moving end drives the heating body to enter the heating cavity (100) and be inserted into the cigarette; and, drive the heat-generating body and withdraw from when removing end heating chamber (100), remove end control revolving door and open and loosen a cigarette to cigarette follow control revolving door closes heating chamber (100) after heating chamber (100) are extracted.

2. The low-temperature smoking set of claim 1, wherein the rotary door (300) has a large end and a small end, and is rotatably assembled on a limiting disc (301) at the periphery of the heating cavity (100) through a rotating shaft between the large end and the small end, the small end of the rotary door (300) is connected with a rotary disc (303) rotatably sleeved at the periphery of the heating cavity (100), and the rotary disc (303) drives the rotary door (300) to synchronously swing to open or close the heating cavity while rotating.

3. The low-temperature smoking set of claim 2, wherein at least two sets of the revolving doors (300) are arranged on the limiting disc (301) in a circumferential array, and the small ends of all the revolving doors (300) are connected with the rotating disc (303) together to drive all the revolving doors (300) to synchronously move.

4. The low-temperature smoking set of claim 2 or 3, wherein the rotary disc (303) is rotated and shifted through a lever (306) connected with the rotary disc, the lever (306) is hinged inside the low-temperature smoking set, one end of the lever is connected with the rotary disc (303), the other end of the lever is connected with a pull rod (305), and the moving end of the reciprocating mechanism pulls the pull rod (305) to drive the rotary disc (303) to rotate.

5. The cryogenic smoking set of claim 4, the rotary plate (303) being provided with an upper dialing tooth (3031) which is in fitting connection with the small end of the revolving door and a lower dialing tooth (3032) which is in fitting connection with the lever (306).

6. A low temperature smoking set according to claim 2, the rotatable disc (303) being fitted with a return torsion spring (304), the rotatable gate (300) being under the influence of the torsion spring to maintain the heating chamber (100) in a closed condition or to provide clamping force to a cigarette inserted into the heating chamber (100).

7. The low temperature smoking set of claim 4, wherein the moving end of the reciprocating mechanism rotates while reciprocating linearly in the moving direction of the heating element.

8. The low-temperature smoking set according to claim 7, wherein the reciprocating mechanism comprises a nut (405) fixed inside the low-temperature smoking set, a screw rod (404) penetrating through the nut (405) and screwed with the nut, and a driving unit driving the screw rod (404) to rotate, wherein the screw rod (404) is directly connected with the heating body (200) as a moving end, the driving unit is in transmission connection with the screw rod (404) through a transmission piece, and the screw rod (404) is axially assembled with the transmission piece in a sliding manner at the same time, so that the linear reciprocating movement of the screw rod along the axial direction is realized.

9. The low temperature smoking article of claim 8, the drive member being a wheel drive, the threaded shaft (404) having a length of polished rod assembled with the wheel drive, the polished rod assembled with the wheel drive sliding sleeve by a key structure or non-circular cross-section.

10. The low-temperature smoking set according to claim 8, wherein the screw rod (404) is provided with a fixed seat (202) for installing the heating body (200), and the fixed seat (202) protrudes out of the screw rod (404) in the circumferential direction of the screw rod and is matched with the pull rod when rotating and reciprocating along with the screw rod (404).

11. The low-temperature smoking set according to claim 10, wherein the pull rod (305) is provided with a hook body which is positioned below the fixed seat (202) and protrudes out of the moving path of the fixed seat (202), and the reciprocating mechanism is hooked with the pull rod (305) through downward movement of the fixed seat (202) to control the opening of the rotary door (300).

12. The low-temperature smoking set according to claim 10, wherein the fixing base (202) is provided with an elastic electrode (203) electrically connected with the heating element (200), a conductive plate (204) is fixedly arranged below the heating chamber (100), the conductive plate (204) is provided with a conductive area electrically connected with the smoking set control unit, and the elastic electrode (203) is electrically contacted with the conductive area of the conductive plate (204) after the heating element (200) is movably inserted into the heating chamber (100) in place.

13. The low temperature smoking set of claim 12, the conductive plate (204) is ring-shaped and disposed around the periphery of the path along which the heater (200) moves.

14. The low-temperature smoking set according to claim 7 or 8, wherein a travel switch (205) for detecting the upper limit position and the lower limit position of the moving end of the reciprocating mechanism is further arranged inside the low-temperature smoking set, and the travel switch (205) is in feedback connection with a driving unit of the reciprocating mechanism.