CN209640607U - A kind of universal head-up display - Google Patents
A kind of universal head-up display Download PDFInfo
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- CN209640607U CN209640607U CN201920642037.2U CN201920642037U CN209640607U CN 209640607 U CN209640607 U CN 209640607U CN 201920642037 U CN201920642037 U CN 201920642037U CN 209640607 U CN209640607 U CN 209640607U
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- head
- display
- mask
- lower case
- upper housing
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Abstract
The utility model discloses a kind of universal head-up displays, including the head-up display shell being mounted on outside mask steam supply valve, head-up display shell is located in mask in the forward observation region of eyes, head-up display shell is arcuate structure and is erected on the outer wall of mask gas supply valve passage, head-up display shell includes the upper housing for going to upper and lower distribution, lower case, lower case, upper housing form head-up display wiring board and place cavity, are fixedly installed with control circuit board in head-up display wiring board placed cavity body.The utility model is not needed to change structure by structure change in mask, keeps face mask structure shape unrestricted, increases universal head-up display versatility, and structure is simple, easy for installation, is suitable for a plurality of masks, is had a good application prospect.
Description
Technical field
The utility model relates to mask part technical fields, and in particular to a kind of universal head-up display.
Background technique
Sky exhales skin of face, eyes, mouth, nose and the respiratory system of mask energy effective protection user；In severe gas
The life security of energy effective protection personnel in body environment is to be engaged in rescue and relief work, the ideal personal respiratory protection dress of extinguishing operation
It sets.
Currently, head-up display is mounted on inside mask, installed from mask inside, installation and wearer is facilitated to see
It examines, but it is different according to every money mask internal structure, and the contour structures of head-up display can have dry with mask internal structure
It relates to, is difficult to share different money masks with a head-up display, need the different types of structure die sinking of head-up display, greatly
Cost of manufacture is increased greatly.
Therefore, a head-up display being easily installed on mask how is designed, moreover, can not be by tying in mask
Structure changes and is not available, and improves such head-up display scope of application, is current problem to be solved.
Utility model content
The purpose of the utility model is to overcome existing head-up displays, are not applied for different internal structure mask
Problem.The universal head-up display of the utility model, the head-up display shell being mounted on outside mask steam supply valve, the head-up
Display shell is located in mask in the forward observation region of eyes, is not needed to change structure by structure change in mask, makes face
Cover structure shape is unrestricted, increases universal head-up display versatility, and structure is simple, easy for installation, is suitable for more
Money mask, has a good application prospect.
In order to achieve the above object, the technical scheme adopted by the utility model is
A kind of universal head-up display is described flat including the head-up display shell being mounted on outside mask steam supply valve
It is located in mask in the forward observation region of eyes depending on display shell,
The head-up display shell is arcuate structure and is erected on the outer wall of mask gas supply valve passage, the head-up display
Shell includes the upper housing for going to upper and lower distribution, lower case, and the lower case, upper housing form head-up display wiring board placed cavity
Body is fixedly installed with control circuit board in the head-up display wiring board placed cavity body.
Universal head-up display above-mentioned, the head-up display shell pass through the fixed ring that is fixed below lower case
On outer wall fixed to mask gas supply valve passage.
Universal head-up display above-mentioned, it is characterised in that: the fixed ring is metal retaining ring, the fixed ring
USB interface is provided on the outside of outer edge at symmetric position, to code key, the USB interface, to code key respectively with control route
Plate electrical connection, the fixed ring are socketed on the outer wall of mask gas supply valve passage.
Universal head-up display above-mentioned, is provided with switch between the control circuit board and the lower surface of upper housing
Key and supplying cell, the supplying cell is for giving control circuit board power supply, and the button portion of the switch key is from upper housing
Extend.
Universal head-up display above-mentioned, the front of front eyes along face mask of the lower case lower surface
The front of direction of observation, the lower case lower surface is equipped with several air pressure indicator lamps, the lower case following table along a side
The front in face is equipped with charging indicator light, under-voltage indicator light along the other side and to code indicator light, several air pressure indicator lamps fill
Electric indicator light, under-voltage indicator light and code indicator light is electrically connected with control circuit board respectively.
Universal head-up display above-mentioned, the lower case, upper housing mutually connect and fix, the border of the lower case
It is provided with the card slot being spaced apart, the border of the upper housing is provided with the buckle being spaced apart to match with card slot.
Universal head-up display above-mentioned, is additionally provided with charging interface in the lower case, the charging interface with
Control circuit board electrical connection.
Universal head-up display above-mentioned, the air pressure indicator lamp are three, including air pressure instruction green light, air pressure refer to
Show amber light and air pressure instruction red light.
The beneficial effects of the utility model are: the universal head-up display of the utility model, is mounted on mask gas supply
Head-up display shell outside valve, the head-up display shell are located in mask in the forward observation region of eyes, not by mask
Structure change and need to change structure, keep face mask structure shape unrestricted, increase universal head-up display versatility,
Structure is simple, easy for installation, is suitable for a plurality of masks, has a good application prospect.
Detailed description of the invention
Fig. 1 is the overall schematic of the universal head-up display of the utility model；
Fig. 2 is the overall schematic of the upper and lower casing of the utility model；
Fig. 3 is the structural schematic diagram that the utility model is installed to after mask；
Fig. 4 is the front view that the utility model is installed to after mask.
Attached meaning marked in the figure is as follows:
1: head-up display shell；101: lower case；102: upper housing；103: control circuit board；104: switch key；105:
Supplying cell；106: air pressure indicator lamp；107: charging indicator light；108: under-voltage indicator light；109: to code indicator light；110: charging
Interface；111: card slot；112: buckle；2: fixed ring；201:USB interface；202: to code key；3: mask supplies valve passage.
Specific embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figures 1 and 2, the universal head-up display of the utility model, including be mounted on outside mask steam supply valve
The head-up display shell 1 in portion, the head-up display shell 1 are located in mask in the forward observation region of eyes,
The head-up display shell 1 is arcuate structure and is erected on the outer wall of mask gas supply valve passage 3 that the head-up is aobvious
Show that shell 1 includes upper housing 102, the lower case 101 for going to upper and lower distribution, the lower case 101, upper housing 102 form head-up and show
Show that wiring board places cavity, is fixedly installed with control circuit board 103 in the head-up display wiring board placed cavity body, the control line
Road plate 103 for realizing universal head-up display allomeric function.
Preferably, the head-up display shell 1 is supplied by being fixed on the fixed ring 2 of 101 lower section of lower case fixed to mask
On the outer wall in air valve channel 3, the installation of head-up display shell 1 can be convenient for, and do not changed by mask internal structure and influence.
Preferably, the fixed ring 2 is metal retaining ring, is provided at symmetric position on the outside of 2 outer edge of fixed ring
USB interface 201, to code key 202, the USB interface 201 is electrically connected code key 202, institute with control circuit board 103 respectively
It states fixed ring 2 to be socketed on the outer wall of mask gas supply valve passage 3, which can be fixedly mounted convenient for head-up display shell 1
Onto the outer wall of mask gas supply valve passage 3, so as to realize that the structure inside regardless of mask changes, the utility model
Universal head-up display can be suitable for its installation, substantially increase the versatility of head-up display, be convenient for user
Observe the atmospheric pressure state of local environment, it is easy to use.
Preferably, it is provided with switch key 104 between the control circuit board 103 and the lower surface of upper housing 102 and supplies
Battery 105, the supplying cell 105 is for giving control circuit board 103 to power, and the button portion of the switch key 104 is from upper
Shell 102 extends, for controlling the switch of the universal head-up display.
Preferably, the forward observation direction of front eyes along face mask of 101 lower surface of lower case, under described
If the front of 101 lower surface of shell is equipped with a dry air pressure indicator lamp 106 along a side, before 101 lower surface of lower case
Edge the other side is equipped with charging indicator light 107, under-voltage indicator light 108 and to code indicator light 109, several air pressure indicator lamp
106, charging indicator light 107, under-voltage indicator light 108 and code indicator light 109 is electrically connected with control circuit board 103 respectively, air pressure
Indicator light 106 is used to indicate atmospheric pressure state locating for mask；Charging indicator light 107, under-voltage indicator light 108 and to code indicator light
109, it is used to indicate the state of battery and the state of communication connection, the instruction of this kind of position, user is clearly visible function instruction
Lamp region, as shown in Figures 3 and 4.
Preferably, the lower case 101,102 phase of upper housing connect and fix, between the border of the lower case 101 is provided with
Every the card slot 111 of distribution, the border of the upper housing 102 is provided with the buckle 112 being spaced apart to match with card slot 111,
It is reliably fixed convenient for the two, ease of assembly, packaging efficiency is high.
Preferably, charging interface 110, the charging interface 110 and control circuit board are additionally provided in the lower case 101
103 electrical connections, charge to supplying cell 105 by charging interface 110.
Preferably, the air pressure indicator lamp 106 is three, including air pressure instruction green light, air pressure instruction amber light and air pressure refer to
Show red light, wherein air pressure instruction green light light for pressure it is normal；Air pressure instruction amber light lights as pressure anomaly；Air pressure indicates red light
Lighting as pressure anomaly is more than threshold value, and pressure is divided into three phases.
In conclusion the universal head-up display of the utility model, the head-up being mounted on outside mask steam supply valve is aobvious
Show shell, which is located in mask in the forward observation region of eyes, is not needed by structure change in mask
Change structure, keep face mask structure shape unrestricted, increase universal head-up display versatility, structure is simple, installation
It is convenient, it is suitable for a plurality of masks, has a good application prospect.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of universal head-up display, it is characterised in that: including being mounted on outside the head-up display outside mask steam supply valve
Shell (1), the head-up display shell (1) are located in mask in the forward observation region of eyes,
The head-up display shell (1) is arcuate structure and is erected on the outer wall of mask gas supply valve passage (3) that the head-up is aobvious
Show that shell (1) includes the upper housing (102) for going to upper and lower distribution, lower case (101), the lower case (101), upper housing (102)
It forms head-up display wiring board and places cavity, be fixedly installed with control circuit board in the head-up display wiring board placed cavity body
(103).
2. universal head-up display according to claim 1, it is characterised in that: the head-up display shell (1) is logical
The fixed ring (2) being fixed below lower case (101) is crossed to be fixed on the outer wall of mask gas supply valve passage (3).
3. universal head-up display according to claim 2, it is characterised in that: the fixed ring (2) is solid for metal
Determine ring, is provided with USB interface (201) at symmetric position on the outside of fixed ring (2) outer edge, to code key (202), it is described
USB interface (201) is electrically connected code key (202) with control circuit board (103) respectively, and the fixed ring (2) is socketed in mask
On the outer wall for supplying valve passage (3).
4. universal head-up display according to claim 1, it is characterised in that: the control circuit board (103) with
Switch key (104) and supplying cell (105) are provided between the lower surface of upper housing (102), the supplying cell (105) is used
It powers in control circuit board (103), the button portion of the switch key (104) is extended from upper housing (102).
5. universal head-up display according to claim 1, it is characterised in that: lower case (101) lower surface
Front eyes along face mask forward observation direction, the front of lower case (101) lower surface is installed along a side
There are several air pressure indicator lamps (106), the front of lower case (101) lower surface is equipped with charging indicator light along the other side
(107), under-voltage indicator light (108) and to code indicator light (109), several air pressure indicator lamps (106), charging indicator light (107),
Under-voltage indicator light (108) and code indicator light (109) is electrically connected with control circuit board (103) respectively.
6. universal head-up display according to claim 1, it is characterised in that: the lower case (101), upper housing
(102) it mutually connects and fixes, the border of the lower case (101) is provided with the card slot (111) being spaced apart, the upper housing
(102) border is provided with the buckle (112) being spaced apart to match with card slot (111).
7. universal head-up display according to claim 5, it is characterised in that: also set on the lower case (101)
It is equipped with charging interface (110), the charging interface (110) is electrically connected with control circuit board (103).
8. universal head-up display according to claim 5, it is characterised in that: the air pressure indicator lamp (106) is
Three, including air pressure instruction green light, air pressure instruction amber light and air pressure instruction red light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920642037.2U CN209640607U (en) | 2019-05-07 | 2019-05-07 | A kind of universal head-up display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920642037.2U CN209640607U (en) | 2019-05-07 | 2019-05-07 | A kind of universal head-up display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209640607U true CN209640607U (en) | 2019-11-15 |
Family
ID=68498245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920642037.2U Active CN209640607U (en) | 2019-05-07 | 2019-05-07 | A kind of universal head-up display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209640607U (en) |
-
2019
- 2019-05-07 CN CN201920642037.2U patent/CN209640607U/en active Active
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