CN208536951U - A kind of device of imaging identification gas meter, flow meter character wheel reading - Google Patents
A kind of device of imaging identification gas meter, flow meter character wheel reading Download PDFInfo
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- CN208536951U CN208536951U CN201821104158.3U CN201821104158U CN208536951U CN 208536951 U CN208536951 U CN 208536951U CN 201821104158 U CN201821104158 U CN 201821104158U CN 208536951 U CN208536951 U CN 208536951U
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- character wheel
- electronics storehouse
- gas meter
- bracket
- flow meter
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Abstract
The utility model relates to detection technique fields, provide a kind of device of imaging identification gas meter, flow meter character wheel reading, including bracket and electronics storehouse, electronics storehouse is fixed by the bracket above the character wheel code-disc that gas meter, flow meter is arranged in, electronics storehouse includes electronics storehouse shell, lid and setting are in the intracorporal isosceles right-angle prism of electronics storehouse shell, CMOS camera and circuit board, bottom corresponding with character wheel code-disc transparency window is provided on the shell of electronics storehouse, first right-angle plane of isosceles right-angle prism is arranged right above the transparency window of bottom, the side of the second right-angle plane of face isosceles right-angle prism is arranged in CMOS camera；Lid is fixed in the opening of electronics storehouse shell, and by sealing ring sealed electronic storehouse shell, and the transparent windows right above isosceles right-angle prism are provided on lid.The utility model realizes the imaging identification of combustion gas meter reading, and does not influence manually to read, and can be widely applied to gas meter, flow meter field alone.
Description
Technical field
The utility model relates to the devices that detection technique field more particularly to a kind of imaging identification gas meter, flow meter character wheel are read.
Background technique
With advances in technology, realize that the automatic copy reading of three tables (water meter, ammeter, gas meter, flow meter) is necessarily to become using electronization
Gesture, can effectively save human cost, reduce workload, the awkward situation for the meter reading that avoids knocking at the door from house to house, and can prevent to leak
The problem of copying misreading.Gas meter, flow meter used at present is not electronic type, without communication interface, realizes that remote reading has much yet
It is difficult.Although having existed now can require to realize remote reading by changing table with the digital gas meter of remote reading,
Workload is bigger, and at high cost.
Utility model content
In order to overcome drawbacks described above, the utility model provides a kind of device of imaging identification gas meter, flow meter character wheel reading, with
Just teledata copy reading preferably is realized for existing gas meter, flow meter.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted in the utility model are as follows: imaging identification combustion gas literary name
The device of reading is taken turns, including bracket and electronics storehouse, the electronics storehouse are fixed by the bracket on the character wheel code-disc that gas meter, flow meter is arranged in
Side, the electronics storehouse includes electronics storehouse shell, lid and setting in the intracorporal isosceles right-angle prism of electronics storehouse shell, CMOS camera
And circuit board, bottom corresponding with character wheel code-disc transparency window is provided on the shell of the electronics storehouse, the isosceles right-angle prism
First right-angle plane is arranged right above the bottom transparency window, and the isosceles right-angled edge described in face is arranged in the CMOS camera
The side of second right-angle plane of mirror；The lid is fixed in the opening of electronics storehouse shell, and passes through sealing ring
Electronics storehouse shell is sealed, and is provided with the transparent windows right above the isosceles right-angle prism on the lid.
The bracket includes fixed bracket and adjustment bracket, and the fixed bracket is pasted onto gas meter, flow meter by the plane of bottom
Above shell, the adjustment bracket is L-type, is respectively arranged with first sliding groove and second sliding slot, the first spiral shell on two right-angle sides
The adjustment bracket is fixed on the fixed bracket by nail across the first sliding groove, and the second screw passes through the second sliding slot
The electronics storehouse is fixed on the adjustment bracket, the first sliding groove and second sliding slot are for adjusting the position in the electronics storehouse
It sets.
Power module, single-chip microcontroller, wireless communication module, the output end of the CMOS camera are provided on the circuit board
It is connect with the single-chip microcontroller, the single-chip microcontroller is connect by the wireless communication module with host computer.
The groove for band to be arranged is provided on the fixed bracket.
Electronics storehouse housing bottom is arranged along the vertical direction there are two screw hole, and the distance of described two screw holes is to adjust
Times of second sliding slot length on whole bracket, second screw pass through the second sliding slot and are arranged in the screw hole, will
The electronics storehouse is fixed on the adjustment bracket.
In addition to bottom transparency window and transparent windows on electronics storehouse shell and lid, other positions are opaque.
Light compensating lamp and battery are additionally provided in the shell of the electronics storehouse, the light compensating lamp is arranged in the CMOS camera
Top.
The utility model has the advantages that the device passes through setting isosceles right-angle prism compared with prior art,
The imaging identification of combustion gas meter reading is realized, and does not influence manually to read；The device passes through simple supporting structure, Ke Yishi
Freely adjusting for existing both direction, can directly be pasted and fixed on original gas meter, structure is simple, easy for installation；And pass through
Communications send image, and the remote reading of data may be implemented；It is aided with unique light filling design, to realize character wheel number
Word accurately identifies；With low cost, high reliability and extensive implementation.
Detailed description of the invention
Fig. 1 is a kind of installation signal of the device for imaging identification gas meter, flow meter character wheel reading that the utility model embodiment proposes
Figure；
Fig. 2 is the structural schematic diagram of bracket in the utility model embodiment.
Fig. 3 is that electronics storehouse is fixed on the structural schematic diagram on bracket in the utility model embodiment；
Fig. 4 is the left view of Fig. 3；
Fig. 5 is the schematic diagram of internal structure in electronics storehouse in the utility model embodiment；
Fig. 6 is the light path schematic diagram in the utility model；
Fig. 7 is the circuit connection diagram of circuit board in the utility model embodiment.
In figure, 1 is bracket, and 11 be fixed bracket, and 111 be groove, and 12 be adjustment bracket, and 121 be first sliding groove, and 122 are
Second sliding slot, 2 be electronics storehouse, 21 is isosceles right-angle prism, 22 is CMOS camera, and 23 be circuit board, and 24 be light compensating lamp, 25
It is gas meter, flow meter for battery, 3,31 be gas meter, flow meter character wheel code-disc, and 4 be electronics storehouse shell, and 41 be bottom transparency window, and 42 be screw hole,
5 be lid, and 51 be transparent windows.
Specific embodiment
It is right below in conjunction with specific embodiments and the drawings to keep the technical solution of the utility model and advantage clearer
The technical solution of the utility model is clearly and completely described, it is clear that described embodiment is one of the utility model
Divide embodiment, instead of all the embodiments；Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
It as shown in figs. 1 to 6, is a kind of dress of imaging identification gas meter, flow meter character wheel reading provided by the embodiment of the utility model
It sets.As shown in Figure 1, the device includes bracket 1 and electronics storehouse 2, the electronics storehouse 2 is fixed at gas meter, flow meter 3 by bracket 1
The top of character wheel code-disc 31.
As shown in Fig. 2, the bracket 1 includes fixed bracket 11 and adjustment bracket 12, the fixed bracket 11 passes through bottom
Plane be pasted above gas meter, flow meter 3 shell, the adjustment bracket 12 is L-type, is respectively arranged with first on two right-angle sides
The adjustment bracket 12 is fixed on described solid by sliding slot 121 and second sliding slot 122, the first screw across the first sliding groove 121
On fixed rack, the second screw passes through the second sliding slot 122 and the electronics storehouse 2 is fixed on the adjustment bracket 12, described
First sliding groove 121 and second sliding slot 122 are used to adjust the position in the electronics storehouse 2.In addition, being provided on the fixed bracket 11
For the groove 111 of band to be arranged.Electronics storehouse may be implemented relative to combustion gas by the first screw and the second screw in the present embodiment
The adjustment of literary name wheel both direction relative position guarantees that camera can collect the image of gas meter, flow meter character wheel.In addition, this is practical
Novel device is fixed on gas meter, flow meter 3 by the method for stickup and band, can keep stable structure.
In addition, as shown in Figure 4 and Figure 5, the electronics storehouse 2 includes electronics storehouse shell 4, lid 5 and is arranged in electronics storehouse shell
Isosceles right-angle prism 21, CMOS camera 22 and circuit board 23 in body 4 are provided with and character wheel code on electronics storehouse shell 4
The corresponding bottom transparency window 41 of disk, the isosceles right-angle prism 21 the first right-angle plane setting the bottom transparency window 41 just
The side of the second right-angle plane of isosceles right-angle prism 21 described in face is arranged in top, the CMOS camera 22；The lid
Body 5 is screwed in the opening that electronics storehouse shell 4 is arranged in, and seals the electronics storehouse by rubber seal circle
Shell 4, and the transparent windows 51 right above the isosceles right-angle prism 21 are provided on the lid 5.Sealing ring can
To guarantee that electronics storehouse seals waterproof after assembly.In addition, being additionally provided with light compensating lamp 24 and battery 25, the light filling in the shell of electronics storehouse
Lamp 24 is arranged above the CMOS camera 22.Light compensating lamp can be white light LEDs light compensating lamp.
As shown in Figure 3 and Figure 4, shell 4 bottom in the electronics storehouse is arranged along the vertical direction there are two screw hole 42, described
The distance of two screw holes 42 is 2 times of 122 length of second sliding slot adjusted on bracket 12, and second screw passes through described the
Two sliding slots 122 are arranged in the screw hole 42, and the electronics storehouse 2 is fixed on the adjustment bracket 12.With a screw
When being fixed to the fixed screw holes in electronics storehouse across the sliding slot of adjustment bracket, it can select for screw to be screwed to shown in Fig. 3 according to demand
Two screw holes in upper person or lower person.Pass through two screw fixing holes of setting and sliding slot cooperation, so that it may guarantee electronics
Storehouse reaches 4 times of second sliding slot length in the modulation distance of vertical direction, meets the various forms of live gas meter, flow meter character wheel.
As shown in fig. 6, isosceles right-angle prism 21 is placed on the top of housing bottom transparency window 41, isosceles right-angle prism 21
It is close to bottom transparency window 41 on one side, by the video imaging of character wheel code-disc 31 in 22 front of CMOS camera.Character wheel code-disc 31 is sent out
The light a part shot out enters CMOS camera 22 by isosceles right-angle prism 21, and another part passes through on top lid 5
Transparent windows 51 project, for personnel's observed reading.
As shown in fig. 7, power module, single-chip microcontroller, wireless communication module are provided on the circuit board, the CMOS camera shooting
The output end of head is connect with the single-chip microcontroller, and the single-chip microcontroller is connect by the wireless communication module with host computer.Single-chip microcontroller
For 32 bit processors, built-in FLASH and RAM reduce cost and volume, have quick processing capacity, can receive CMOS camera shooting
Mass data that head module transmits simultaneously stores processing.Single-chip microcontroller passes through the frame synchronizing signal of detection camera, to identify
The beginning of one frame.And the gradation data of each pixel is correctly captured by synchronizing clock signals.Single-chip microcontroller passes through camera shooting after powering on
The configuration interface of head chip configures it, opens light compensating lamp, and capture image information.By the way that number is calculated to image
Word.
In addition, in the utility model embodiment, in addition to bottom transparency window 41 and thoroughly on electronics storehouse shell 4 and lid 5
Bright observation window 51, other positions are opaque.Transparent windows above shell read character wheel information for human eye, below shell
Bottom transparency window allows the light shot out from character wheel to enter camera and human eye.Shell other parts use frosting technology, avoid
Environment light enters shell, has an impact to the reading of camera.And interior of shell, which uses, pastes black paper and spraying process, into one
Step drop low ambient light enters shell.
The working principle of the utility model is as follows: isosceles right-angle prism 21 is placed on the bottom transparency window on the shell of electronics storehouse
Top, corresponding first right-angle plane of a right-angle side is close to transparency window below shell, due to the isosceles right-angle prism face
Character wheel code-disc, then light a part that character wheel code-disc emits are reflected into CMOS camera progress by isosceles right-angle prism
Imaging identification reading；Another part light penetrates the corresponding oblique angle plane of bevel edge of isosceles right-angle prism, by electronics warehouse lid body
Transparent windows, check reading for human eye.Light angle is had rotated 90 degree using isosceles right-angle prism, cooperates short focus
CMOS camera, therefore 20mm or so is arrived in the control of present apparatus outer casing thickness.Light compensating lamp can carry out light filling to CMOS camera.
The embodiments of the utility model have been described in detail above with reference to the accompanying drawings, but the utility model is not limited to
Embodiment is stated, within the knowledge of a person skilled in the art, the utility model aims can also not departed from
Under the premise of various changes can be made.
Claims (7)
1. a kind of device of imaging identification gas meter, flow meter character wheel reading, which is characterized in that described including bracket (1) and electronics storehouse (2)
Electronics storehouse (2) is fixed above the character wheel code-disc (31) of gas meter, flow meter (3) by bracket (1), and the electronics storehouse (2) includes electricity
Sub- storehouse shell (4), lid (5) and be arranged isosceles right-angle prism (21) in electronics storehouse shell (4), CMOS camera (22) and
Circuit board (23) is provided with bottom corresponding with character wheel code-disc transparency window (41) on electronics storehouse shell (4), and the isosceles are straight
The first right-angle plane setting of angle prism (21) is right above the bottom transparency window (41), CMOS camera (22) setting
The side of second right-angle plane of the isosceles right-angle prism described in face (21)；The lid (5) is fixed at the electronics
In the opening of storehouse shell (4), and electronics storehouse shell (4) is sealed by sealing ring, and be provided with and be located on the lid (5)
Transparent windows (51) right above the isosceles right-angle prism (21).
2. a kind of device of imaging identification gas meter, flow meter character wheel reading according to claim 1, which is characterized in that the bracket
It (1) include fixed bracket (11) and adjustment bracket (12), the fixed bracket (11) is pasted onto gas meter, flow meter by the plane of bottom
(3) above shell, the adjustment bracket (12) is L-type, is respectively arranged with first sliding groove (121) and second on two right-angle sides
Sliding slot (122), the first screw pass through the first sliding groove (121) and the adjustment bracket (12) are fixed on the fixed bracket
(11) on, the second screw passes through the second sliding slot (122) and the electronics storehouse (2) is fixed on the adjustment bracket (12),
The first sliding groove (121) and second sliding slot (122) are used to adjust the position of the electronics storehouse (2).
3. a kind of device of imaging identification gas meter, flow meter character wheel reading according to claim 1, which is characterized in that the circuit
Power module, single-chip microcontroller, wireless communication module are provided on plate, the output end of the CMOS camera and the single-chip microcontroller connect
It connects, the single-chip microcontroller is connect by the wireless communication module with host computer.
4. a kind of device of imaging identification gas meter, flow meter character wheel reading according to claim 2, which is characterized in that the fixation
The groove (111) for band to be arranged is provided on bracket (11).
5. a kind of device of imaging identification gas meter, flow meter character wheel reading according to claim 2, which is characterized in that the electronics
Storehouse shell (4) bottom is arranged along the vertical direction there are two screw hole (42), and the distance of described two screw holes (42) is adjustment branch
2 times of second sliding slot (122) length on frame (12), second screw pass through the second sliding slot (122) and are arranged described
In screw hole (42), the electronics storehouse (2) is fixed on the adjustment bracket (12).
6. a kind of device of imaging identification gas meter, flow meter character wheel reading according to claim 1, which is characterized in that the electronics
In addition to bottom transparency window (41) and transparent windows (51) on storehouse shell (4) and lid (5), other positions are opaque.
7. a kind of device of imaging identification gas meter, flow meter character wheel reading according to claim 1, which is characterized in that the electronics
Light compensating lamp (24) and battery (25) are additionally provided in storehouse shell (4), the light compensating lamp (24) is arranged in the CMOS camera
(22) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821104158.3U CN208536951U (en) | 2018-07-12 | 2018-07-12 | A kind of device of imaging identification gas meter, flow meter character wheel reading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821104158.3U CN208536951U (en) | 2018-07-12 | 2018-07-12 | A kind of device of imaging identification gas meter, flow meter character wheel reading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208536951U true CN208536951U (en) | 2019-02-22 |
Family
ID=65388295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821104158.3U Active CN208536951U (en) | 2018-07-12 | 2018-07-12 | A kind of device of imaging identification gas meter, flow meter character wheel reading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208536951U (en) |
-
2018
- 2018-07-12 CN CN201821104158.3U patent/CN208536951U/en active Active
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