CN218694723U

CN218694723U - Hot air gun with negative ion device

Info

Publication number: CN218694723U
Application number: CN202222919764.3U
Authority: CN
Inventors: 李海亮
Original assignee: Shenzhen Boxinda Electronic Technology Co ltd
Current assignee: Shenzhen Boxinda Electronic Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-03-24
Anticipated expiration: 2032-11-02

Abstract

The utility model belongs to the technical field of hot-blast rifle, the utility model particularly relates to a take hot-blast rifle of anion device, include: a housing and a switch mounted on the handle; the heating mechanism is arranged in the front end of the shell, the blowing mechanism is arranged at the rear end of the heating mechanism, external air is conveniently brought to the heating mechanism through the blowing mechanism, and the air is heated through the heating mechanism; the utility model discloses a coupling mechanism can realize stablizing the cover with the safety cover on the nozzle joint, can accomodate the safety cover on hot-blast rifle through coupling mechanism when using hot-blast rifle simultaneously, avoids the safety cover to lose when using, when the safety cover covers on the nozzle joint, avoids the nozzle joint of high temperature to scald other people, has solved the device that does not carry out the protection to the nozzle joint on the current hot-blast rifle, leads to the nozzle joint of high temperature can scald other people's problem.

Description

Hot air gun with negative ion device

Technical Field

The utility model belongs to the technical field of hot-blast rifle, concretely relates to take negative ion device's hot-blast rifle.

Background

The hot air gun is a tool for welding and picking up elements by hot air blown out of a gun core of a heating resistance wire. According to the working principle of the heat gun, the main body of the heat gun control circuit comprises a temperature signal amplifying circuit, a comparison circuit, a silicon controlled rectifier control circuit, a sensor, a wind control circuit and the like.

In the chinese utility model patent of No. CN201620611236.3, the name is a take hot-blast rifle of anion device, install anion release through the anion generator top, can effectively prevent to lead to the problem of component damage because of static, however, hot-blast rifle can let nozzle joint be in high temperature state after the use, and do not have the device of protecting to nozzle joint on the hot-blast rifle that wants, the nozzle joint that leads to the high temperature has the condition of scalding the outsider, in addition, hot-blast rifle is when not using, outside dust can pass through the inside that the air intake got into equipment, thereby influence the radiating effect of equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take anion device's hot-blast rifle to solve and not having the device of carrying out the protection to the nozzle joint on the current hot-blast rifle, the nozzle joint that leads to high temperature can scald other people, and current equipment can not carry out the problem that hinders to the dust when not using.

In order to achieve the above object, the utility model provides a following technical scheme: a hot air gun with a negative ion device comprises: a housing and a switch mounted on the handle;

the heating mechanism is arranged in the front end of the shell, the blowing mechanism is arranged at the rear end of the heating mechanism, external air is conveniently brought to the heating mechanism through the blowing mechanism, and the air is heated through the heating mechanism;

the negative ion assembly is arranged between the heating mechanism and the blowing mechanism, and negative ion ionization is carried out on air through the negative ion assembly;

the nozzle joint is arranged at the front end of the shell, and a protective cover is arranged on the outer side of the nozzle joint;

be used for with coupling mechanism of safety cover on nozzle adapter, coupling mechanism includes that two rotate the telescopic link of installing in safety cover symmetry both sides, two equal movable mounting has the dwang on the telescopic link, two the dwang rotates the both sides of installing at the casing respectively, install the spring in the telescopic link, the spring housing is established on the dwang.

Preferably, the dust collecting device further comprises a blocking mechanism for blocking dust, the blocking mechanism comprising:

the air inlet end is screwed and arranged at the rear end of the shell, and a vent hole penetrates through the air inlet end;

the movable plates are arranged in the ventilation holes in a vertical direction, rotating shafts are arranged on two sides of the top ends of the movable plates, the movable plates are rotatably arranged in the ventilation holes through the rotating shafts, and two adjacent movable plates are mutually overlapped;

the inboard of fly leaf is inlayed and is had the sheetmetal, the outside of fly leaf is inlayed and is had the magnet, and adjacent two the fly leaf passes through sheetmetal and magnet adsorb together.

Preferably, heating mechanism is including installing two thermal-insulated diaphragms and two thermal-insulated risers in the casing, two the groined type structure is constituteed to thermal-insulated diaphragm and two thermal-insulated risers in the casing, install the heater strip in the space of groined type structure.

Preferably, the blowing mechanism comprises a motor arranged inside the rear end of the shell and fan blades fixedly arranged at the output end of the motor, and the fan blades are arranged on the rear side of the heating wire.

Preferably, the negative ion assembly comprises a negative ion generator installed in the handle, and a discharge contact connected to the negative ion generator, and the discharge contact is installed between the heating wire and the fan.

Preferably, the internally mounted of casing front end has the switch of dabbing, the outside movable mounting who dabs the switch has the push rod, the one end of push rod extends to the inside of casing, works as when the safety cover covers on the nozzle joint, the safety cover will the one end of push rod is pushed into to the casing in to the butt is on dabbing the switch.

Compared with the prior art, the utility model, following beneficial effect has:

(1) The utility model discloses a coupling mechanism can realize stablizing the cover with the safety cover on the nozzle joint, can accomodate the safety cover on hot-blast rifle through coupling mechanism when using hot-blast rifle simultaneously, avoids the safety cover to lose when using, when the safety cover covers on the nozzle joint, avoids the nozzle joint of high temperature to scald other people, has solved the device that does not carry out the protection to the nozzle joint on the current hot-blast rifle, leads to the nozzle joint of high temperature can scald other people's problem.

(2) The utility model discloses a stop gear can realize sealing up the air inlet end, avoids during outside dust gets into the casing, when using hot-blast rifle, air draft mechanism passes through the air inlet end with outside air and inwards takes out, and at this in-process, the fly leaf is automatic to be expanded in the air inlet end under air draft mechanism draft force, makes things convenient for outside air to get into the casing, has solved current equipment and can not carry out the problem that hinders to the dust when not using.

(3) The utility model discloses a magnet and sheetmetal can realize adsorbing two adjacent fly leafs together, and when hot-blast rifle was in the inversion state, the fly leaf can not expand automatically under gravity, and after the updraft ventilator mechanism started, the suction of updraft ventilator mechanism was greater than the suction of magnet to the sheetmetal to let the fly leaf can open automatically under the suction of updraft ventilator mechanism, realized the dustproof effect under the adaptable different states of hot-blast rifle.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic view showing the expansion of the protective cover of the present invention;

FIG. 3 is a schematic view of the present invention;

FIG. 4 is a schematic view of the heat insulation transverse plate and the heat insulation vertical plate of the present invention;

fig. 5 is a schematic view of the connection mechanism of the present invention;

FIG. 6 is a side view of the air intake end of the present invention;

FIG. 7 is a schematic view of the fitting between the metal sheet and the magnet according to the present invention;

in the figure: 1. a protective cover; 2. a telescopic rod; 3. a push rod; 4. rotating the rod; 5. a housing; 6. an air inlet end; 7. a handle; 8. a switch; 9. a nozzle adapter; 10. a metal sheet; 11. a tact switch; 12. a heat insulation transverse plate; 13. a heat insulation vertical plate; 14. heating wires; 15. a fan blade; 16. a motor; 17. a rotating shaft; 18. a movable plate; 19. a discharge contact; 20. a negative ion generator; 21. a vent hole; 22. a spring; 23. and (4) a magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a hot air gun with a negative ion device comprises: a housing 5 and a switch 8 mounted on the handle 7;

the heating mechanism is arranged in the front end of the shell 5, the blowing mechanism is arranged at the rear end of the heating mechanism, external air is conveniently brought to the heating mechanism through the blowing mechanism, and the air is heated through the heating mechanism;

the negative ion component is arranged between the heating mechanism and the blowing mechanism, and carries out negative ion ionization on air through the negative ion component;

a nozzle joint 9 arranged at the front end of the shell 5, and a protective cover 1 is arranged outside the nozzle joint 9;

a coupling mechanism for inciting somebody to action 1 covers on nozzle joint 9 of safety cover, coupling mechanism includes that two rotate and install telescopic link 2 in 1 symmetry both sides of safety cover, and equal movable mounting has dwang 4 on two telescopic links 2, and two dwang 4 rotate respectively and install the both sides at casing 5, installs spring 22 in telescopic link 2, and spring 22 cover is established on dwang 4.

Through the technical scheme:

conveniently grip casing 5 through handle 7, when needs use the hot-blast rifle, with the outside pulling of safety cover 1, dwang 4 outwards stretches out on telescopic link 2 this moment, conveniently let safety cover 1 break away from nozzle joint 9, let safety cover 1 deflect to the top of casing 5 simultaneously, loosen safety cover 1, spring 22's elasticity is released on dwang 4 this moment, thereby let dwang 4 retract in telescopic link 2, and then with safety cover 1 butt at the top of casing 5, accomplish accomodating of safety cover 1, press switch 8, heating mechanism this moment, blow mechanism and anion subassembly start, through blow mechanism with outside air from casing 5's rear end suction to casing 5 in, and blow air to one side of anion subassembly and heating mechanism, in this process, anion subassembly carries out the ionization to the air, through the anion after the ionization and the static that produces when equipment uses, the air heats through heating mechanism, and spout from the front end of casing 5 under the effect of air current.

Further, to the heating mechanism that above-mentioned set up, heating mechanism is including installing two thermal-insulated diaphragm 12 and two thermal-insulated risers 13 in casing 5, the groined type structure is constituteed to two thermal-insulated diaphragm 12 and two thermal-insulated risers 13 in casing 5, install heater strip 14 in the space of groined type structure, keep apart heater strip 14 through thermal-insulated diaphragm 12 and thermal-insulated riser 13, avoid the high temperature between heater strip 14, lead to equipment to damage, install heater strip 14 unsettled in casing 5 through thermal-insulated diaphragm 12 and thermal-insulated riser 13 simultaneously, avoid heater strip 14 and casing 5 contact.

Further, for the above-mentioned blowing mechanism, the blowing mechanism includes a motor 16 installed inside the rear end of the housing 5, and a fan blade 15 fixedly installed at the output end of the motor 16, the fan blade 15 is installed at the rear side of the heating wire 14, and the fan blade 15 is driven by the motor 16 to rotate in the housing 5, so that the external air is sucked into the housing 5 through the rear end of the housing 5 and is ejected through the front end of the housing 5.

Further, with respect to the negative ion assembly provided as described above, the negative ion assembly includes a negative ion generator 20 installed in the handle 7, and a discharge contact 19 connected to the negative ion generator 20, the discharge contact 19 being installed on the heating wire14, between the fan and the fan, the negative ion generator 20 carries out overvoltage current limiting through the pulse type circuit after the input direct current or alternating current is processed by the EMI processing circuit and the lightning stroke protection circuit; the high-low voltage isolation line is raised to alternating current high voltage, then pure direct current negative high voltage is obtained after rectification and filtration through special grade electronic materials, the direct current negative high voltage is connected to a discharge contact 19 made of metal or carbon elements, high corona is generated by the direct current high voltage of the discharge contact 19, a large amount of electrons (e-) are emitted at high speed, and the electrons (O-) can be immediately emitted by oxygen molecules (O-) in the air ₂ ) Trapping, thereby generating air negative ions, and neutralizing static electricity in the apparatus by the negative ions.

Further, for the protection cover 1, a tact switch 11 is installed inside the front end of the housing 5, a push rod 3 is movably installed outside the tact switch 11, one end of the push rod 3 extends into the housing 5, when the protection cover 1 covers the nozzle joint 9, the protection cover 1 pushes one end of the push rod 3 into the housing 5 and abuts against the tact switch 11, the tact switch 11 is connected in series in a circuit of the device, when the protection cover 1 covers the nozzle joint 9, the push rod 3 is abutted against the tact switch 11 by the protection cover 1, the tact switch 11 is in an off state, at this time, the switch 8 is pressed, the device does not work, when the protection cover 1 is separated from the nozzle joint 9, the push rod 3 is separated from the tact switch 11, the tact switch 11 is in a connected state, at this time, the circuit in the device is in a connected state, and when the switch 8 is pressed, the device is normally started.

Referring to fig. 3 and fig. 6 to 7, the dust-blocking device further includes a blocking mechanism for blocking dust, the blocking mechanism including:

an air inlet end 6 is screwed on the rear end of the shell 5, and a vent hole 21 is penetrated through the air inlet end 6;

the movable plates 18 are arranged in the ventilation hole 21 in the vertical direction, the rotating shafts 17 are arranged on two sides of the top end of each movable plate 18, the movable plates 18 are rotatably arranged in the ventilation hole 21 through the rotating shafts 17, and two adjacent movable plates 18 are mutually overlapped;

the inner sides of the movable plates 18 are inlaid with metal sheets 10, the outer sides of the movable plates 18 are inlaid with magnet stones 23, and two adjacent movable plates 18 are adsorbed together through the metal sheets 10 and the magnet stones 23.

Through the technical scheme:

when equipment does not use, two adjacent fly leafs 18 are in the same place through magnet 23 and sheetmetal 10 stack to block the dust in the ventilation hole 21 of air inlet end 6, when equipment uses, the suction that exhaust mechanism produced lets magnet 23 and sheetmetal 10 between the fly leaf 18 break away from the absorption, thereby let fly leaf 18 expand in air inlet end 6, make things convenient for outside air to pass through in air inlet end 6 gets into casing 5, the suction of magnet 23 and sheetmetal 10 is less than exhaust mechanism's suction.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take anion device's hot-blast rifle which characterized in that includes: a housing (5) and a switch (8) mounted on the handle (7);

the heating mechanism is arranged in the front end of the shell (5), the rear end of the heating mechanism is provided with the blowing mechanism, external air is brought to the heating mechanism through the blowing mechanism, and the air is heated through the heating mechanism;

the nozzle joint (9) is arranged at the front end of the shell (5), and the outer side of the nozzle joint (9) is provided with the protective cover (1);

be used for with coupling mechanism on nozzle adapter (9) is covered to safety cover (1), coupling mechanism includes that two rotate telescopic link (2) of installing in safety cover (1) symmetry both sides, two equal movable mounting has dwang (4), two on telescopic link (2) dwang (4) rotate the both sides of installing at casing (5) respectively, install spring (22) in telescopic link (2), spring (22) cover is established on dwang (4).

2. The heat gun with the anion device as claimed in claim 1, wherein: further comprising a blocking mechanism for blocking dust, the blocking mechanism comprising:

an air inlet end (6) is screwed and installed at the rear end of the shell (5), and a vent hole (21) penetrates through the air inlet end (6);

the movable plates (18) are mounted in the ventilation hole (21) in the vertical direction, rotating shafts (17) are mounted on two sides of the top end of each movable plate (18), the movable plates (18) are rotatably mounted in the ventilation hole (21) through the rotating shafts (17), and two adjacent movable plates (18) are mutually overlapped;

the inboard of fly leaf (18) is inlayed and is had sheetmetal (10), the outside of fly leaf (18) is inlayed and is had magnet (23), adjacent two fly leaf (18) are passed through sheetmetal (10) and magnet (23) adsorb together.

3. The heat gun with the anion device as claimed in claim 1, wherein: heating mechanism is including installing two thermal-insulated diaphragm (12) and two thermal-insulated riser (13) in casing (5), two thermal-insulated diaphragm (12) and two thermal-insulated riser (13) constitute groined type structure in casing (5), install heater strip (14) in the space of groined type structure.

4. The heat gun with the anion device as claimed in claim 3, wherein: the blowing mechanism comprises a motor (16) arranged inside the rear end of the shell (5) and fan blades (15) fixedly arranged at the output end of the motor (16), and the fan blades (15) are arranged on the rear side of the heating wire (14).

5. The heat gun with the anion device as claimed in claim 4, wherein: the negative ion component comprises a negative ion generator (20) installed in the handle (7) and a discharge contact (19) connected to the negative ion generator (20), and the discharge contact (19) is installed between the heating wire (14) and the fan.

6. The heat gun with the anion device as claimed in claim 1, wherein: the internally mounted of casing (5) front end has dabs switch (11), the outside movable mounting who dabs switch (11) has push rod (3), the one end of push rod (3) extends to the inside of casing (5), works as when safety cover (1) cover is on nozzle joint (9), safety cover (1) will the one end of push rod (3) is pushed into to casing (5) to the butt is on dabbing switch (11).