CN109493914A - A kind of instrument and meter display screen panel protective device and its method - Google Patents
A kind of instrument and meter display screen panel protective device and its method Download PDFInfo
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- CN109493914A CN109493914A CN201811297489.8A CN201811297489A CN109493914A CN 109493914 A CN109493914 A CN 109493914A CN 201811297489 A CN201811297489 A CN 201811297489A CN 109493914 A CN109493914 A CN 109493914A
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- instrument
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- G—PHYSICS
- G12—INSTRUMENT DETAILS
- G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
- G12B17/00—Screening
Abstract
The invention discloses a kind of instrument and meter display screen panel protective device and its methods, are related to technology of instrument and meter field.Including meter body, the outer surface of the meter body is fixedly installed with sealing mechanism, and the outer surface of sealing mechanism is fixedly installed with cleaning mechanism.The instrument and meter display screen panel protective device and its method, by being provided with sliding panel and the two-sided rack, with the use of gear, two sealing plates can be made rotating closed, instrument screen is protected, by being provided with the second brute spring, with the use of stripper plate, hairbrush can be made to move downward and be close to instrument screen motion, instrument screen is cleared up, instrument display screen is avoided to cause instrument display screen absorption dust that instrument display screen is made dirty problem occur in air because of long-time exposure, improve the cleannes of display screen, check staff conveniently, avoid error occur because instrument display screen appearance is dirty, avoid the problem that external equipment touches instrument display screen and it is caused to damage.
Description
Technical field
The present invention relates to technology of instrument and meter field, specially a kind of instrument and meter display screen panel protective device and its side
Method.
Background technique
Instrument and meter is the device to detect, measure, observe, calculate various physical quantitys, material composition and physical parameter etc.
Tool or equipment, vacuum leak detector, pressure gauge, horizontal metroscope, microscope and multiplier etc. belong to instrument and meter, in broad terms, instrument
Instruments and meters can also have the function of automatic control, alarm, signal transmitting and data processing etc., such as automatic for industrial processes
Pneumatic regulation meter and motorized adjustment instrument and collective and distributive type blind controller system in control also come under instrument and meter.
During use with instrument, in air because of long-time exposure, instrument display screen is often for machining factory
Dust, which can be adsorbed, causes instrument display screen dirty problem occur, has seriously affected checking for staff, therefore, it is proposed that
A kind of instrument and meter display screen panel protective device and its method solve problem above.
Summary of the invention
It is anti-the object of the invention is in order to make up for the deficiencies of the prior art, provide a kind of instrument and meter display screen panel
Protection unit and its method, it has the advantages that keep instrument display screen cleaning, solves the problems, such as that instrument display screen is dirty.
The present invention is in order to solve the above technical problems, provide the following technical solutions: a kind of instrument and meter display screen panel protection
Device, including meter body, the outer surface of the meter body are fixedly installed with sealing mechanism, the outer surface of the sealing mechanism
It is fixedly installed with cleaning mechanism；
The sealing mechanism includes sealing plate, gear, the two-sided rack, fixed block, push rod, handle, non-slip mat, locating rod, sliding
Plate, positioning ring, the first cavity, connecting tube, first through hole, first sliding groove, the first brute spring, the first sliding block, retainer plate and vertical
Column；
The cleaning mechanism includes lengthened plate, the second through-hole, hairbrush, stripper plate, the second brute spring, the second cavity, the second cunning
Slot and the second sliding block.
Further, the positive top of the meter body is fixedly connected with column, and the front of the column is fixedly connected
There is retainer plate, there are two symmetrical sealing plate, the bottoms of two sealing plates for placement between the meter body and retainer plate
End is fixedly connected to gear, and two gears pass through the positive fixed hinge of pin shaft and meter body, the instrument sheet
The input terminal of body is fixedly connected with fixed block, and the inside of the fixed block offers the first cavity, and the bottom surface of the fixed block is solid
Surely it is inlaid with connecting tube, the upper surface of the fixed block offers first through hole, and the inside of first cavity is placed with and the
The compatible sliding panel of one cavity, the upper surface of the sliding panel are fixedly connected with the two-sided rack, the top of the two-sided rack
Through first through hole and the top of fixed block is extended to, and the two-sided rack is meshed with two gears, the bottom surface of the sliding panel
It is fixedly connected with push rod, the bottom end of the push rod runs through connecting tube and extends to the lower section of fixed block, and push rod and connecting tube phase
Socket, the inner sidewall of first cavity are opened up there are two symmetrical first sliding groove, and the left and right sides of the sliding panel are equal
It is fixedly connected with the first sliding block compatible with first sliding groove, and two the first sliding blocks are respectively engaged with the interior of two first sliding grooves
Portion.
By using above-mentioned technical proposal, two sealing plates can be made rotating closed, instrument screen is protected.
Further, two sealing plate one sides close to each other are fixedly connected to lengthened plate, each described to add
The inside of long slab offers the second cavity, and the bottom surface of each lengthened plate offers the second through-hole, and each described second
The inside of through-hole is placed with stripper plate compatible with the second through-hole, and the bottom surface of each stripper plate is fixedly connected with hairiness
Brush, the upper surface of each stripper plate are fixedly connected to three the second brute springs being spaced substantially equidistant, and each described the
The top of two brute springs is fixedly connected with the inner roof wall of the second cavity.
By using above-mentioned technical proposal, hairbrush can be made to move downward and be close to instrument screen motion, to instrument screen into
Row cleaning.
Further, the inner sidewall of each second cavity offers second sliding slot, a left side for each stripper plate
Right two sides are fixedly connected to the second sliding block compatible with second sliding slot, and the second sliding block is connected to the interior of second sliding slot
Portion.
By using above-mentioned technical proposal, stripper plate band electric brush can be made to slide more convenient, hairbrush can be made always
It is close to instrument display screen to be cleared up.
Further, the upper surface of each first sliding block fixation is inlaid with positioning ring, each first sliding groove
Inner roof wall be fixedly connected to locating rod, and locating rod socket-connects with two positioning rings respectively.
By using above-mentioned technical proposal, it can be avoided the first sliding block sliding panel and the two-sided rack tilt, cause double
The problem of face rack and pinion misplaces.
Further, the upper surface of two first sliding blocks has been respectively fixedly connected with the first brute spring, described in two
The top of first brute spring is fixedly connected with the inner roof wall of two first sliding grooves respectively.
By using above-mentioned technical proposal, it can make the first sliding block that sliding panel and the two-sided rack be driven to reset, in gear
Make to seal plate closing protective meter display screen under effect.
Further, the bottom surface of the push rod is fixedly connected with handle, and the outer surface of the handle is fixedly connected with anti-skidding
Pad.
By using above-mentioned technical proposal, staff's push-and-pull push rod can be made more convenient, staff is avoided to push away
Occurs the problem of rubber sleeve when drawing.
Further, two gears is equal in magnitude, and two gears are located at same level.
By using above-mentioned technical proposal, two sealing plate rotations can be made consistent, avoid rotating not necessarily because of sealing plate
Influence the problem of staff checks.
Further, detection method includes the following steps:
Further, the specific steps of the instrument and meter display screen panel means of defence are as follows:
S1: when cleaning state: when staff needs to read record data, by staff's driving handle, making the first strength
Spring is in compressive state, and push rod is made to drive sliding panel and the two-sided rack mobile, under the action of gear, makes two sealing plate rotations
Turn to separate, lengthened plate movement is driven by sealing plate, pushes stripper plate and hairbrush to move downward abutting instrument by the second brute spring
Screen carries out instrument screen to swipe cleaning；
S2: reading display state: driving sliding panel and the two-sided rack mobile by push rod, under the action of gear, makes two sealings
Plate rotation separates, and when two sealing plates are staggered completely with instrument screen, staff is read out record data；
S3: when protection state: being in normal condition by the first brute spring, drive the first sliding block at sliding panel and the two-sided rack
In downward, under the action of gear, make two sealing plate closings, two the two-sided rack one sides close to each other is made to be in contact,
External equipment collision instrument screen is avoided to be protected.
Compared with prior art, the instrument and meter display screen panel protective device and its method have it is following the utility model has the advantages that
1, the present invention is used cooperatively non-slip mat, staff's push-and-pull push rod can be made more convenient, avoided by being provided with handle
There is the problem of rubber sleeve in push-and-pull in staff, by being provided with gear, the rotation of two sealing plates can be made consistent, avoid because
Sealing plate rotation not necessarily influences the problem of staff checks, by being provided with the first brute spring, can make the first sliding block
It drives sliding panel and the two-sided rack to reset, makes to seal plate closing protective meter display screen under the action of gear, by being provided with
Locating rod, be used cooperatively positioning ring, can be avoided the first sliding block sliding panel and the two-sided rack tilt, cause the two-sided rack and
The problem of gear misplaces is used cooperatively the second sliding block, stripper plate band electric brush can be made sliding by being provided with second sliding slot
It moves more convenient, hairbrush can be made to be close to instrument display screen always and cleared up.
2, the present invention is used cooperatively gear, can make two sealing plate rotations by being provided with sliding panel and the two-sided rack
Closure, protects instrument screen, by being provided with the second brute spring, is used cooperatively stripper plate, hairbrush can be made downward
Instrument screen motion is close in movement, clears up instrument screen, and instrument display screen is avoided to lead in air because of long-time exposure
It causes instrument display screen absorption dust that instrument display screen is made dirty problem occur, improves the cleannes of display screen, make work people
Member conveniently checks, avoids error occur because instrument display screen appearance is dirty, avoiding external equipment from touching instrument display screen leads to it
The problem of damaging.
Detailed description of the invention
Fig. 1 is meter body main view of the present invention；
Fig. 2 is the sectional view of fixed block main view of the present invention；
Fig. 3 is the sectional view of lengthened plate main view of the present invention；
Fig. 4 is meter body side view of the present invention.
In figure: 1- meter body, 2- sealing mechanism, 201- sealing plate, 202- gear, 203- the two-sided rack, 204- are fixed
Block, 205- push rod, 206- handle, 207- non-slip mat, 208- locating rod, 209- sliding panel, 210- positioning ring, 211- first are empty
Chamber, 212- connecting tube, 213- first through hole, 214- first sliding groove, the first brute spring of 215-, the first sliding block of 216-, 217- are solid
Fixed circle, 218- column, 3- cleaning mechanism, 301- lengthened plate, the second through-hole of 302-, 303- hairbrush, 304- stripper plate, 305- second
Brute spring, the second cavity of 306-, 307- second sliding slot, the second sliding block of 308-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of instrument and meter display screen panel protective device, packet
Meter body 1 is included, the outer surface of meter body 1 is fixedly installed with sealing mechanism 2, and the outer surface of sealing mechanism 2 is fixedly installed with
Cleaning mechanism 3；
Sealing mechanism 2 includes sealing plate 201, gear 202, the two-sided rack 203, fixed block 204, push rod 205, handle 206, anti-skidding
Pad 207, locating rod 208, sliding panel 209, positioning ring 210, the first cavity 211, connecting tube 212, first through hole 213, first are sliding
Slot 214, the first brute spring 215, the first sliding block 216, retainer plate 217 and column 218；
Cleaning mechanism 3 includes lengthened plate 301, the second through-hole 302, hairbrush 303, stripper plate 304, the second brute spring 305, second
Cavity 306, second sliding slot 307 and the second sliding block 308.
Further, the positive top of meter body 1 is fixedly connected with column 218, and the front of column 218 is fixedly connected with
Retainer plate 217 is placed between meter body 1 and retainer plate 217 there are two symmetrical sealing plate 201, two sealing plates 201
Bottom end is fixedly connected to gear 202, and two gears 202 pass through the positive fixed hinge of pin shaft and meter body 1, instrument sheet
The input terminal of body 1 is fixedly connected with fixed block 204, and the inside of fixed block 204 offers the first cavity 211, the bottom of fixed block 204
Face fixation is inlaid with connecting tube 212, and the upper surface of fixed block 204 offers first through hole 213, and the inside of the first cavity 211 is put
It is equipped with sliding panel 209 compatible with the first cavity 211, the upper surface of sliding panel 209 is fixedly connected with the two-sided rack 203, double
The top of face rack gear 203 runs through first through hole 213 and extends to the top of fixed block 204, and the two-sided rack 203 and two gears
202 are meshed, and the bottom surface of sliding panel 209 is fixedly connected with push rod 205, and the bottom end of push rod 205 through connecting tube 212 and extends to
The lower section of fixed block 204, and push rod 205 socket-connects with connecting tube 212, the inner sidewall of the first cavity 211 open up that there are two opposite
The first sliding groove 214 of title, it is sliding that the left and right sides of sliding panel 209 are fixedly connected to compatible with first sliding groove 214 first
Block 216, and two the first sliding blocks 216 are respectively engaged with the inside of two first sliding grooves 214, and two sealing plates 201 can be made to revolve
Turn closure, instrument screen is protected.
Further, two one sides close to each other of sealing plate 201 are fixedly connected to lengthened plate 301, each lengthening
The inside of plate 301 offers the second cavity 306, and the bottom surface of each lengthened plate 301 offers the second through-hole 302, Mei Ge
The inside of two through-holes 302 is placed with stripper plate 304 compatible with the second through-hole 302, and the bottom surface of each stripper plate 304 is solid
Surely it is connected with hairbrush 303, the upper surface of each stripper plate 304 is fixedly connected to three the second brute springs being spaced substantially equidistant
305, the top of each second brute spring 305 is fixedly connected with the inner roof wall of the second cavity 306, can make hairbrush 303 to
Instrument screen motion is close in lower movement, clears up instrument screen.
Further, the inner sidewall of each second cavity 306 offers second sliding slot 307, a left side for each stripper plate 304
Right two sides are fixedly connected to second sliding block 308 compatible with second sliding slot 307, and the second sliding block 308 is connected to second
The inside of sliding slot 307 can be such that stripper plate 304 slides with electric brush 303 more convenient, hairbrush 303 can be made to be close to instrument always
Table display screen is cleared up.
Further, the upper surface of each first sliding block 216 fixation is inlaid with positioning ring 210, each first sliding groove 214
Inner roof wall be fixedly connected to locating rod 208, and locating rod 208 socket-connects with two positioning rings 210 respectively, can be avoided
One sliding block, 216 sliding panel 209 and the two-sided rack 203 tilt, and cause what misplacing occurred in the two-sided rack 203 and gear 202 to ask
Topic.
Further, the upper surface of two the first sliding blocks 216 has been respectively fixedly connected with the first brute spring 215, and two
The top of one brute spring 215 is fixedly connected with the inner roof wall of two first sliding grooves 214 respectively, can make 216 band of the first sliding block
Dynamic sliding panel 209 and the two-sided rack 203 reset, and sealing plate 201 is made to be closed protective meter display screen under the action of gear 202.
Further, the bottom surface of push rod 205 is fixedly connected with handle 206, and the outer surface of handle 206 is fixedly connected with anti-skidding
Pad 207 can make staff's push-and-pull push rod 205 more convenient, avoid the problem that staff rubber sleeve occurs in push-and-pull.
Further, two gears 202 is equal in magnitude, and two gears 202 are located at same level, can make two
Sealing plate 201 rotates unanimously, avoids the problem that rotating not necessarily influence staff because of sealing plate 201 and checks.
A kind of instrument and meter display screen panel means of defence, instrument and meter display screen panel means of defence specific steps
Are as follows:
S1: when cleaning state: when staff needs to read record data, by staff's driving handle 206, making the last the first
Power spring 215 is in compressive state, makes push rod 205 drive sliding panel 209 and the two-sided rack 203 mobile, in the effect of gear 202
Under, two rotations of sealing plate 201 are separated, drives lengthened plate 301 to move by sealing plate 201, is pushed by the second brute spring 305
Stripper plate 304 and hairbrush 303, which move downward, is close to instrument screen, carries out swiping cleaning to instrument screen, be pulled by staff
Handle 206 makes push rod 205 drive sliding panel 209 and the two-sided rack 203 mobile, under the action of gear 202, makes two sealings
Plate 201 is rotating closed, protects to instrument screen；
S2: reading display state: drive sliding panel 209 and the two-sided rack 203 mobile by push rod 205, in the effect of gear 202
Under, separate two rotations of sealing plate 201, when two sealing plates 201 are staggered completely with instrument screen, staff is read
It takes record data to push stripper plate 304 and hairbrush 303 to move downward by the second brute spring 305 and is close to instrument screen, to instrument
Screen is cleared up；
S3: when protection state: being in normal condition by the first brute spring 215, the first sliding block 216 is made to drive 209 He of sliding panel
The two-sided rack 203 is in downwards, under the action of gear 202, is closed two sealing plates 201, is made two 203 phases of the two-sided rack
Mutually close one side is in contact, and external equipment collision instrument screen is avoided to be protected.
Working principle: pulling handle 206 by staff, makes push rod 205 that sliding panel 209 and the two-sided rack 203 be driven to move
It is dynamic, under the action of gear 202, keep two sealing plates 201 rotating closed, instrument screen is protected, by the second strength bullet
Spring 305 pushes stripper plate 304 and hairbrush 303 to move downward abutting instrument screen, clears up instrument screen, avoids instrument aobvious
Display screen is improved because long-time exposure causes instrument display screen absorption dust that instrument display screen is made dirty problem occur in air
The cleannes of display screen, check staff conveniently, avoid occurring because of instrument display screen it is dirty there is error, avoid outside
Equipment touches the problem of instrument display screen causes it to damage, and keeps its easy to use.
In the description of the present invention, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Include so that include a series of elements process, method, article or equipment not only include those elements, but also
Including other elements that are not explicitly listed, or further include for this process, method, article or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.It should be noted that, in this document, all
As the relational terms of " first ", " second " or the like are used merely to an entity or operation and another entity or operating space
It separates, without necessarily requiring or implying between these entities or operation, there are any actual relationship or orders.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of instrument and meter display screen panel protective device, including meter body (1), it is characterised in that: the meter body
(1) outer surface is fixedly installed with sealing mechanism (2), and the outer surface of the sealing mechanism (2) is fixedly installed with cleaning mechanism
(3)；
The sealing mechanism (2) includes sealing plate (201), gear (202), the two-sided rack (203), fixed block (204), push rod
(205), handle (206), non-slip mat (207), locating rod (208), sliding panel (209), positioning ring (210), the first cavity
(211), connecting tube (212), first through hole (213), first sliding groove (214), the first brute spring (215), the first sliding block
(216), retainer plate (217) and column (218)；
The cleaning mechanism (3) includes lengthened plate (301), the second through-hole (302), hairbrush (303), stripper plate (304), the last the second
Power spring (305), the second cavity (306), second sliding slot (307) and the second sliding block (308).
2. a kind of instrument and meter display screen panel protective device according to claim 1, it is characterised in that: the instrument sheet
Body (1) positive top is fixedly connected with column (218), and the front of the column (218) is fixedly connected with retainer plate (217),
Symmetrical sealing plate (201) there are two being placed between the meter body (1) and retainer plate (217), two sealing plates
(201) bottom end is fixedly connected to gear (202), and two gears (202) are passing through pin shaft and meter body (1) just
The input terminal of face fixed hinge, the meter body (1) is fixedly connected with fixed block (204), the inside of the fixed block (204)
It offers the first cavity (211), the bottom surface fixation of the fixed block (204) is inlaid with connecting tube (212), the fixed block
(204) upper surface offers first through hole (213), and the inside of first cavity (211) is placed with and the first cavity (211)
The upper surface of compatible sliding panel (209), the sliding panel (209) is fixedly connected with the two-sided rack (203), the double cog
The top of item (203) runs through first through hole (213) and extends to the top of fixed block (204), and the two-sided rack (203) and two
Gear (202) is meshed, and the bottom surface of the sliding panel (209) is fixedly connected with push rod (205), the bottom end of the push rod (205)
Through connecting tube (212) and the lower sections of fixed block (204) is extended to, and push rod (205) socket-connects with connecting tube (212), it is described
The inner sidewall of first cavity (211) is opened up there are two symmetrical first sliding groove (214), the left and right two of the sliding panel (209)
Side is fixedly connected to and first sliding groove (214) compatible first sliding block (216), and two the first sliding blocks (216) are respectively
It is connected to the inside of two first sliding grooves (214).
3. a kind of instrument and meter display screen panel protective device according to claim 1, it is characterised in that: two described close
Sealing plate (201) one side close to each other is fixedly connected to lengthened plate (301), and the inside of each lengthened plate (301) is equal
It offering the second cavity (306), the bottom surface of each lengthened plate (301) offers the second through-hole (302), and each described
The inside of two through-holes (302) is placed with compatible stripper plate (304), each stripper plate with the second through-hole (302)
(304) bottom surface is fixedly connected to hairbrush (303), and the upper surface of each stripper plate (304) is fixedly connected to three
The second brute spring (305) being spaced substantially equidistant, the top of each second brute spring (305) with the second cavity
(306) inner roof wall is fixedly connected.
4. a kind of instrument and meter display screen panel protective device according to claim 1, it is characterised in that: each described
The inner sidewall of two cavitys (306) offers second sliding slot (307), and the left and right sides of each stripper plate (304) are solid
Surely be connected with second sliding slot (307) compatible second sliding block (308), and the second sliding block (308) is connected to second sliding slot
(307) inside.
5. a kind of instrument and meter display screen panel protective device according to claim 1, it is characterised in that: each described
The fixation of the upper surface of one sliding block (216) is inlaid with positioning ring (210), and the inner roof wall of each first sliding groove (214) is solid
Surely it is connected with locating rod (208), and locating rod (208) socket-connects with two positioning rings (210) respectively.
6. a kind of instrument and meter display screen panel protective device according to claim 1, it is characterised in that: two described
The upper surface of one sliding block (216) has been respectively fixedly connected with the first brute spring (215), two first brute springs (215)
Top be fixedly connected respectively with the inner roof wall of two first sliding grooves (214).
7. a kind of instrument and meter display screen panel protective device according to claim 1, it is characterised in that: the push rod
(205) bottom surface is fixedly connected with handle (206), and the outer surface of the handle (206) is fixedly connected with non-slip mat (207).
8. a kind of instrument and meter display screen panel protective device according to claim 1, it is characterised in that: two teeth
The equal in magnitude of (202) is taken turns, and two gears (202) are located at same level.
9. a kind of instrument and meter display screen panel means of defence, it is characterised in that: its instrument and meter display screen panel means of defence
Specific steps are as follows:
S1: when cleaning state: when staff needs to read record data, by staff's driving handle (206), making first
Brute spring (215) is in compressive state, makes push rod (205) to drive sliding panel (209) and the two-sided rack (203) mobile, in tooth
Under the action of taking turns (202), two sealing plate (201) rotations are separated, drives lengthened plate (301) movement by sealing plate (201), by
Second brute spring (305) pushes stripper plate (304) and hairbrush (303) to move downward abutting instrument screen, to instrument screen into
Row swipes cleaning；
S2: reading display state: drive sliding panel (209) and the two-sided rack (203) mobile by push rod (205), in gear (202)
Under the action of, two sealing plate (201) rotations are separated, when two sealing plates (201) are staggered completely with instrument screen, work
Personnel are read out record data；
S3: when protection state: being in normal condition by the first brute spring (215), the first sliding block (216) is made to drive sliding panel
(209) it is in downwards with the two-sided rack (203), under the action of gear (202), makes two sealing plate (201) closures, make two
The two-sided rack (203) one side close to each other is in contact, and external equipment collision instrument screen is avoided to be protected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811297489.8A CN109493914A (en) | 2018-11-01 | 2018-11-01 | A kind of instrument and meter display screen panel protective device and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811297489.8A CN109493914A (en) | 2018-11-01 | 2018-11-01 | A kind of instrument and meter display screen panel protective device and its method |
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| Publication Number | Publication Date |
|---|---|
| CN109493914A true CN109493914A (en) | 2019-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811297489.8A Pending CN109493914A (en) | 2018-11-01 | 2018-11-01 | A kind of instrument and meter display screen panel protective device and its method |
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| CN (1) | CN109493914A (en) |
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| CN112516610A (en) * | 2021-01-12 | 2021-03-19 | 汪业选 | Temperature controller of concentration tower |
| CN114935352A (en) * | 2022-04-06 | 2022-08-23 | 安徽春辉仪表线缆集团有限公司 | Intelligent display instrument |
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Application publication date: 20190319 |