Air outlet device and system of hot air gun

Abstract

The utility model discloses a hot air gun air outlet device and system.The device comprises a first button set used for presetting a hot air temperature set, the first button set is electrically connected with a control circuit board, the hot air temperature is controlled by a heating module in a heating mode, and all temperatures in the hot air temperature set correspond to a plurality of time points; the second button group is used for presetting a wind pressure parameter group and is electrically connected with the control circuit board, wind pressure parameters are controlled by air blowing of the air blower, and each wind pressure parameter in the wind pressure parameter group corresponds to a plurality of time points; the display module is arranged on the outer side wall of the main case; the display module is electrically connected with the control circuit board and used for displaying the preset hot air temperature set and the air pressure parameter set. And the start button is electrically connected with the control circuit board, and the heating module and the air blower start to operate by reusing the start button. The air pressure parameter group and the hot air temperature group are preset through the related button group, so that the hot air gun outputs hot air corresponding to the air pressure parameter and the air outlet temperature at each time point, and the control precision, the safety and the convenience are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic technical field, especially relate to a hot air gun air outlet device and system. BACKGROUND

[0002] The hot air gun is mainly the tool that the hot air that the gun core of heating resistance wire blows is used to weld and pick up components, and is widely used in electronic manufacturing, home repair and many other fields, is used in welding, dismounting device, drying, paint removal and many other operations. According to its working principle, the main part of hot air gun control circuit should include temperature signal amplification circuit, comparison circuit, thyristor control circuit, sensor, wind control circuit and so on.

[0003] Because different application scenarios require different output of hot air gun, for example, high-temperature high-speed hot air is needed when welding, and low-temperature low-speed hot air is needed when dismounting device, so it is necessary to accurately and stably adjust the air volume and air temperature of the hot air gun. In the prior art, the distance between the hot air gun and the blowing object is adjusted or the air volume and temperature are controlled by manually adjusting the knob of the hot air gun. The former is difficult to stably control the output parameters, and the latter can meet the needs of some application scenarios, but it is difficult to achieve accurate control of air volume and temperature, and in the scene of repairing circuit board, other electrical equipment is also needed, so the adjustment knob operation is more cumbersome, it is difficult to make the hot air gun realize accurate output in different working stages, thereby affecting the work efficiency and welding / dismounting quality. In addition, in the long-term continuous work or high-temperature high-pressure environment, manual adjustment may cause the hot air gun to overheat, short circuit or even cause fire and other serious consequences due to operation error.

[0004] Therefore, how to improve the safety and operation convenience and work efficiency on the basis of improving the control precision of the hot air gun air outlet becomes a technical problem to be solved. UTILITY MODEL CONTENT

[0005] Based on the above status, the main purpose of the utility model is to provide a hot air gun air outlet device and system to improve the control precision, safety, operation convenience and work efficiency of the hot air gun air outlet at the same time.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] Firstly, the utility model discloses a hot air gun air outlet device, which comprises a host shell, a control circuit board, a heating module and a blower, wherein the control circuit board, the heating module and the blower are arranged in the cavity of the host shell, the control circuit board is electrically connected with the heating module and the blower respectively, and further comprises:

[0008] A first button group for presetting a hot air temperature group, electrically connected with the control circuit board, wherein each hot air temperature in the hot air temperature group is controlled by the heating module, and each temperature corresponds to a plurality of time points;

[0009] A second button group for presetting a wind pressure parameter group, electrically connected with the control circuit board, wherein each wind pressure parameter in the wind pressure parameter group is controlled by the air blower, and each wind pressure parameter corresponds to a plurality of time points;

[0010] A display module arranged on the outer side wall of the main shell, electrically connected with the control circuit board, for displaying the preset hot air temperature group and the wind pressure parameter group;

[0011] A start button electrically connected with the control circuit board, and the heating module and the air blower share the start button to start operation;

[0012] The first button group, the second button group and the start button are arranged on the same side of the outer side wall of the main shell.

[0013] Optionally, the first button group, the second button group and the start button are located on the same side.

[0014] Optionally, the surface of the main shell is provided with an air outlet for connecting an air outlet pipe.

[0015] Optionally, the surface of the main shell is provided with a display module for displaying an air outlet temperature curve constituted by the preset hot air temperature group and a wind pressure parameter curve constituted by the wind pressure parameter group.

[0016] Optionally, an air pipe support assembly is arranged on the outer side wall of the main shell.

[0017] Optionally, the air pipe support assembly comprises a concave seat arranged on the outer side wall of the main shell.

[0018] Optionally, the air pipe support assembly further comprises a hook and a torsion spring.

[0019] One end of the torsion spring is connected with the hook, and the other end is coaxially arranged with the hook on the concave seat.

[0020] Optionally, one end of the concave seat is provided with an air pipe hanging point, and the projection of the extension line of the bottom wall of the concave seat towards the top wall of the main shell and the bottom wall of the main shell forms an acute angle, and the air pipe hanging point is located at the higher end of the bottom wall of the concave seat.

[0021] Optionally, the first button group comprises a temperature increase button and a temperature decrease button, and / or the second button group comprises an air volume increase button and an air volume decrease button.

[0022] In a second aspect, the utility model discloses a hot -air gun air -out control device, a hot -air gun air -out system, comprising:

[0023] The hot -air gun air -out device as disclosed in the first aspect above;

[0024] The air -out pipe is communicated with the air outlet of the air blower.

[0025] Beneficial effects:

[0026] According to the hot -air gun air -out device of the utility model embodiment, the first button group and the second button group are respectively preset hot -air temperature group and air pressure parameter group, wherein each parameter in the hot -air temperature group and the air pressure parameter group corresponds to a plurality of time points, so that the air volume and temperature of each time point are set before the hot -air gun blows hot air, that is, the hot -air gun can automatically output corresponding hot -air temperature and air pressure according to the preset parameters in time after starting, avoiding frequent manual adjustment during use, thereby improving the control precision and stability, and ensuring the safety and convenience of operation. In addition, the display module of the device displays the preset parameters in real time, and the operator can intuitively confirm the air -out parameter setting of each time point, further improving the operation convenience and work efficiency. In summary, the device improves the safety and operation convenience on the basis of improving the hot -air gun air -out control precision, and improves the work efficiency.

[0027] Other beneficial effects of the utility model will be described in the specific implementation mode through the introduction of specific technical features and technical solutions, and those skilled in the art should understand the beneficial technical effects brought by the technical features and technical solutions through the introduction of these technical features and technical solutions. BRIEF DESCRIPTION OF DRAWINGS

[0028] The utility model embodiments will be described below with reference to the drawings. In the drawings:

[0029] Figure 1 It is a hot -air gun air -out control device structural schematic view of the utility model;

[0030] Figure 2 It is a right view structural schematic view of the hot -air gun air -out control device of the utility model;

[0031] Figure 3 It is the structural schematic view of the air pipe support assembly of the utility model;

[0032] Figure 4 It is the structural module diagram of the hot -air gun air -out control device of the utility model.

[0033] 1, host shell; 2, first button group; 3, second button group; 4, display module; 5, start button; 6, air outlet; 7, air outlet pipe; 8, air pipe support assembly; 81, concave seat; 82, hook; 83, torsional spring; 9, hot air gun. DETAILED DESCRIPTION

[0034] The utility model is described below based on examples, but the utility model is not limited to these examples. In the following detailed description of the utility model, some specific details are described in detail in order to avoid confusion of the essence of the utility model, and well-known methods, processes, procedures, elements are not described in detail.

[0035] In addition, those skilled in the art should understand that the drawings provided herein are for illustrative purposes only, and the drawings are not necessarily drawn to scale.

[0036] Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is to say, in the sense of "including, but not limited to".

[0037] In the description of the utility model, it should be understood that the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In addition, in the description of the utility model, unless otherwise stated, the meaning of "multiple" is two or more.

[0038] In order to improve the safety, operation convenience and work efficiency on the basis of improving the hot air gun air outlet control precision, the embodiment discloses a hot air gun air outlet device, please refer to Figure 1 , Figure 1 The structure diagram of the hot air gun air outlet control device disclosed by the embodiment is shown in the figure. The device comprises a host shell 1, a control circuit board, a heating module and a blower, wherein the control circuit board, the heating module and the blower are arranged in the cavity of the host shell 1, the control circuit board is electrically connected with the heating module and the blower respectively, and in the specific implementation process, the heating module and the blower can be realized by existing modules, for example, the heating module can be realized by heating wire, and the blower can be realized by motor.

[0039] The hot air gun air outlet device disclosed by the embodiment further comprises a first button group 2 for presetting a hot air temperature group, a second button group 3 for presetting a wind pressure parameter group, a display module 4 and a start button 5, wherein:

[0040] The first button group 2 is electrically connected with the control circuit board, the hot air temperature is controlled by the heating module, each temperature in the hot air temperature group corresponds to a plurality of time points; the second button group 3 is electrically connected with the control circuit board, the air pressure parameter is controlled by the air blower, each air pressure parameter in the air pressure parameter group corresponds to a plurality of time points; the display module 4 is arranged on the outer side wall of the main machine shell 1; the display module 4 is electrically connected with the control circuit board, and is used for displaying the preset hot air temperature group and the air pressure parameter group; the start button 5 is electrically connected with the control circuit board, the heating module and the air blower share the start button 5 to start operation; the first button group 2, the second button group 3 and the start button 5 are arranged on the outer side wall of the main machine shell 1.

[0041] In an embodiment, please refer to Figure 4 , Figure 4 It is a structure module diagram of the hot air gun air outlet control device disclosed in the embodiment, the control circuit board, the heating module and the air blower are integrated in the main machine shell 1, so as to improve the timeliness of the control circuit board controlling the heating module and the air blower.

[0042] In the specific implementation process, please refer to Figure 1 The first button group 2, the second button group 3, the start button 5 and the display module 4 are arranged on the outer side wall of the main machine shell 1 respectively, so as to facilitate the operator to adjust, thereby improving the operation efficiency; wherein:

[0043] The start button 5 controls the start and stop of the heating module and the air blower in the main machine shell 1; before the start button is started, the hot air temperature group is preset through the first button group 2, wherein the hot air temperature group has a plurality of hot air temperature parameters, and each temperature parameter corresponds to a plurality of time points; specifically, the hot air temperature corresponding to each time point can be adjusted by the first button group, so that the hot air temperature of each time point before the start button is started is fixed, thereby ensuring the accuracy and stability of the output hot air temperature, avoiding the error caused by manual adjustment, and improving the work efficiency;

[0044] Similarly, before the start button 5 is started, the air pressure parameter group is preset through the second button group 3, the air pressure parameter group has a plurality of air pressure parameters (such as air speed, air volume, air pressure or combination thereof), and each air pressure parameter corresponds to a plurality of time points; specifically, the air pressure parameter corresponding to each time point is adjusted by the second button group 3, so that the air pressure parameter of each time point before the start button is started is fixed, thereby ensuring the accuracy and stability of the output air pressure parameter;

[0045] When the first button group 2 and the second button group 3 preset the hot air temperature and the air pressure parameters corresponding to each time point, the start button 5 starts to start, at this time, the heating module and the air blower in the main shell 1 start to operate according to the preset hot air temperature and the air pressure parameters, the heating module controls the hot air temperature, and the air blower controls the air pressure, so that the hot air gun automatically outputs the corresponding hot air temperature and air pressure according to the preset parameters, thereby realizing automatic, stable and accurate air output control.

[0046] In the specific implementation process, the display module 4 displays the preset hot air temperature group and the air pressure parameter group in real time, which is convenient for the operator to check and adjust the parameters, thereby further improving the operation efficiency and the operation quality.

[0047] In order to further improve the convenience of operation, in the optional embodiment, please refer to Figure 1 , the first button group 2, the second button group 3 and the start button 5 are all arranged on the outer side wall of the same side of the main shell 1, so that the hot air temperature and the air pressure parameter are more convenient, the risk of accidental touch caused by the frequent movement of the operator's hand position is avoided, and the work efficiency is further improved.

[0048] In order to ensure the continuity and directionality of the hot air output in the main shell 1, in the optional embodiment, the surface of the main shell is provided with an air outlet 6, the air outlet 6 is used to connect with an air outlet pipe 7, so as to ensure that the hot air output by the air blower is drained to the hot air gun, thereby providing hot air to the circuit board to be repaired.

[0049] In order to more intuitively display the preset hot air temperature group and the air pressure parameter group of the first button group 2 and the second button group 3, in the optional embodiment, the display module 4 includes a display screen arranged on the surface of the main shell 1, the display screen is used to display the air outlet temperature curve constituted by the preset hot air temperature group and the air pressure parameter curve constituted by the air pressure parameter group.

[0050] Since each temperature in the hot air temperature group corresponds to a specific time point, and each air pressure parameter in the air pressure parameter group also corresponds to a specific time point, based on the above time points and the corresponding hot air temperature or air pressure parameter, the air outlet temperature curve and the air pressure parameter curve can be generated. By presenting these curves on the display screen, the user can intuitively and quickly adjust the first button group 2 and the second button group 3, thereby improving the accuracy and efficiency of the operation and ensuring the processing quality.

[0051] In order to save the occupied space of the hot air gun when it is in a non-use state and realize stable placement, in the optional embodiment, please refer to Figure 1 , the device further includes an air pipe support assembly 8 arranged on the outer side wall of the main shell 1. The air pipe support assembly 8 is fixed on the outer side wall of the main shell 1, and the first button group 2, the second button group 3, the start button 5 and the display module 4 are all arranged on different sides.

[0052] In the present embodiment, please refer to Figures 2-3 , Figure 2 is a right view structural schematic diagram of a hot air gun air outlet control device disclosed in the present embodiment, Figure 3 is a structural schematic diagram of the air pipe support assembly 8 disclosed in the present embodiment; the air pipe support assembly 8 comprises a concave seat 81; the concave seat 81 is arranged on the outer side wall of the main machine shell 1, so that the hot air gun can be stably fixed outside the main machine shell, the occupied space is reduced, and the hot air gun is prevented from sliding or being damaged due to accidental collision; further, the bottom wall shell of the concave seat 81 adopts a hollow design, which is beneficial to heat dissipation of the hot air gun and prolongs the service life of the hot air gun.

[0053] In another embodiment, one end of the concave seat 81 is provided with an air pipe hanging joint; the extension line of the bottom wall of the concave seat 81 is projected towards the top wall of the main machine shell 1 and the bottom wall of the main machine shell 1, and the projection forms an acute angle; and the air pipe hanging joint is located at the higher end of the bottom wall of the concave seat 81.

[0054] By designing the extension line of the bottom wall of the concave seat 81 to be projected towards the top wall of the main machine shell 1 and the bottom wall of the main machine shell 1 to form an acute angle, and by arranging the air pipe hanging joint at the higher end of the bottom wall of the concave seat 81, the hot air gun can be effectively prevented from sliding when placed, and the safety and stability of the equipment are improved. In addition, the above-mentioned positional relationship between the concave seat 81 and the main machine shell 1 makes it more convenient to take and place the hot air gun, improves the convenience of operation, saves the occupied space of the hot air gun, and improves the compactness of the overall device structure.

[0055] In order to further improve the fixing effect of the air pipe support assembly 8 and further improve the operation convenience, the air pipe support assembly 8 further comprises a hook 82 and a torsional spring 83; one end of the torsional spring 83 is clamped with the hook 82, and the other end is coaxially arranged with the hook 82 on the concave seat 81, so as to form a fixing mechanism together with the concave seat for fixing the hot air gun.

[0056] In the specific implementation process, the hook 82 is provided with a clamping point, one end of the torsional spring 83 is clamped with the hook 82, and the other end is coaxially arranged with the hook 82 on the concave seat 81; when the hot air gun is in a non-use state, it can be placed in the concave seat 81, and the hook 82 is clamped with the front end of the hot air gun to realize stable fixation and avoid accidental sliding. When the hot air gun needs to be used, the hot air gun is pressed downward to move the torsional spring 83, and the hook 82 is synchronously moved downward, so as to release the limiting of the hook 82 on the hot air gun, and the hot air gun is smoothly taken out for use.

[0057] In order to further reduce safety hazards, in an optional embodiment, the air pipe support assembly 8 is further provided with a position sensor; the sensor can be a contact sensor (such as a microswitch), a non-contact sensor (such as an infrared sensor) or other types of sensors, which is used to detect whether the hot air gun is placed in a specified position.

[0058] To further improve the operation convenience of the device, in an optional embodiment, the first button group 2 comprises a temperature increase button and a temperature decrease button; and / or, the second button group 3 comprises a wind volume increase button and a wind volume decrease button.

[0059] In the embodiment, referring to Figure 1 , the first button group 2 and the second button group 3 can adopt the form of physical keys, such as knobs, buttons, etc. In the specific implementation process, the first button group 2 can be set as a temperature increase and decrease knob, and the second button group can be set as a wind volume increase and decrease knob; or, the first button group can be set as a temperature increase button and a temperature decrease button, and the second button group can be set as a wind volume increase button or a wind volume decrease button.

[0060] In another embodiment, the first button group 2 and the second button group 3 can be integrated on the display module 4 in the form of virtual buttons, such as icons or sliding bars on a touch screen. The flexible button form improves the operation convenience.

[0061] The utility model discloses an air outlet system of hot air gun, include: as above first aspect disclosed air outlet device of hot air gun, air outlet pipe 7 with the air outlet 6 of air blower intercommunication.

[0062] According to the air outlet device of hot air gun disclosed in the embodiment, the first button group and the second button group are respectively preset with a hot air temperature group and a wind pressure parameter group, wherein each parameter in the hot air temperature group and the wind pressure parameter group corresponds to a plurality of time points, so that the air volume and the temperature at each time point are set before the hot air gun blows out hot air, that is, after the hot air gun is started, the corresponding hot air temperature and wind pressure can be automatically output according to the preset parameters at each time, avoiding frequent manual adjustment during use, thereby improving the control accuracy and stability, and ensuring the safety and convenience of operation. In addition, the display module of the device displays the preset parameters in real time, and the operator can intuitively confirm the air outlet parameter setting at each time point, further improving the operation convenience and work efficiency. In summary, on the basis of improving the air outlet control accuracy of the hot air gun, the safety and operation convenience are improved, and the work efficiency is improved.

[0063] Those skilled in the art can understand that the above-mentioned preferred schemes can be freely combined and superimposed without conflict.

[0064] It should be understood that the above embodiments are only exemplary and non-limiting, and those skilled in the art can make various obvious or equivalent modifications or replacements to the above details without departing from the basic principles of the utility model, which shall be included in the scope of claims of the utility model.

Claims

1. A hot air gun air outlet device comprising a main housing (1), a control circuit board, a heating module and a blower, wherein, The control circuit board, the heating module and the air blower are arranged in the cavity of the main shell (1), and the control circuit board is electrically connected with the heating module and the air blower respectively, characterized in that further comprising: A first button group (2) for presetting a hot air temperature group is electrically connected with the control circuit board, wherein each hot air temperature in the hot air temperature group is controlled by the heating module, and each temperature corresponds to a plurality of time points; A second button group (3) for presetting a wind pressure parameter group is electrically connected with the control circuit board, wherein each wind pressure parameter in the wind pressure parameter group is controlled by the air blower, and each wind pressure parameter corresponds to a plurality of time points; A display module (4) is arranged on the outer side wall of the main shell (1); the display module (4) is electrically connected with the control circuit board and is used for displaying the preset hot air temperature group and the wind pressure parameter group; A start button (5) is electrically connected with the control circuit board, and the heating module and the air blower share the start button (5); The first button group (2), the second button group (3) and the start button (5) are arranged on the outer side wall of the main shell (1).

2. The air outlet device according to claim 1, characterized in that The first button group (2), the second button group (3) and the start button (5) are arranged on the outer side wall of the same side of the main shell (1).

3. The air outlet device according to claim 1, wherein An air outlet (6) is arranged on the surface of the main shell (1), and the air outlet (6) is used for connecting an air outlet pipe (7).

4. The air outlet device of claim 1, wherein, The display module (4) comprises a display screen arranged on the surface of the main shell (1), and the display screen is used for displaying an air outlet temperature curve constituted by the preset hot air temperature group and a wind pressure parameter curve constituted by the wind pressure parameter group.

5. The air outlet device of claim 1, wherein, Further comprising: An air pipe support assembly (8) is arranged on the outer side wall of the main shell (1).

6. The air outlet device according to claim 5, wherein The air pipe support assembly (8) comprises a concave seat (81); the concave seat (81) is arranged on the outer side wall of the main shell (1).

7. The air outlet device of claim 6, wherein, The air pipe support assembly (8) further comprises a hook (82) and a torsional spring (83); One end of the torsional spring (83) is clamped with the hook (82), and the other end is coaxially arranged with the hook (82) on the concave seat (81).

8. The air outlet device of claim 6, wherein, One end of the concave seat (81) is provided with an air pipe hanging joint; the extension line of the bottom wall of the concave seat (81) is projected to the bottom wall of the concave seat (81) with an acute angle relative to the top wall of the main shell (1) and the bottom wall of the main shell (1), and the air pipe hanging joint is located at the higher end of the bottom wall of the concave seat (81).

9. The air outlet device of claim 1, wherein, The first button group (2) comprises a temperature increase button and a temperature decrease button; and / or, the second button group (3) comprises a wind volume increase button and a wind volume decrease button.

10. A hot air gun air outlet system characterized by, The hot air gun air outlet device comprises: An air outlet pipe (7) is in communication with the air outlet (6) of the air blower. ​

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