CN108838188A - A kind of LPG flowmeter dust guard - Google Patents
A kind of LPG flowmeter dust guard Download PDFInfo
- Publication number
- CN108838188A CN108838188A CN201810893868.7A CN201810893868A CN108838188A CN 108838188 A CN108838188 A CN 108838188A CN 201810893868 A CN201810893868 A CN 201810893868A CN 108838188 A CN108838188 A CN 108838188A
- Authority
- CN
- China
- Prior art keywords
- shield case
- dust shield
- sleeve
- dust
- groups
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
- G01D11/26—Windows; Cover glasses; Sealings therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The present invention provides a kind of LPG flowmeter dust guard, including tube body and flow meter body, flow meter body is mounted on tube body upper end, flow meter body is equipped with dust shield case, dust shield case front end face is bonded with sealing ring, sealing ring front end is equipped with sealing plate, sealing plate rear end face is fixed with locating rod by screw, positioning rod rear end extends in dust shield case, dust shield case left side is equipped with U-shaped bar, U-shaped bar right end is mounted in locating rod, dust shield case lower end surface is welded with connecting rod, connecting rod is fixed on dust shield case lower end surface, connecting rod lower end is mounted in sleeve by turning ball, tube body annular side upper end is equipped with sleeve, the design is easy to use, convenient for dust-proof, convenient for protection, it avoids damaging.
Description
Technical field
The present invention is a kind of LPG flowmeter dust guard, belongs to petrochemical system field.
Background technique
In the prior art, since existing flowmeter does not have dust-proof mechanism, and then after prolonged use, on display screen not
It is evitable to fall dust, and then viewing is influenced, and can not protect flowmeter, and then when exposed to external forces, it is easy
Damage, so being badly in need of a kind of LPG flowmeter solves the above-mentioned problem with dust guard.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of dust-proof dresses of LPG flowmeter
It sets, to solve the problems mentioned in the above background technology, the present invention is easy to use, convenient for dust-proof, convenient for protection, avoid damaging,
High reliablity.
To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of liquefied petroleum throughput
Meter uses dust guard, including tube body and flow meter body, flow meter body to be mounted on tube body upper end, and flow meter body is equipped with
Dust shield case, dust shield case front end face are bonded with sealing ring, and sealing ring front end is equipped with sealing plate, and sealing plate rear end face is fixed by screw
There is locating rod, positioning rod rear end extends in dust shield case, and dust shield case left side is equipped with U-shaped bar, and U-shaped bar right end is mounted on locating rod
Interior, dust shield case lower end surface is welded with connecting rod, and connecting rod lower end is mounted in sleeve by turning ball, and tube body annular side upper end is set
There is sleeve, cushion rubber and damping spring are equipped in sleeve, is equipped with connecting rod in cushion rubber, damping spring is fixed on sleeve lining, subtracts
Shake spring right end is connected with connecting rod, and lower end surface, which is equipped with, in sleeve turns ball.
Further, lower end surface offers and turns ball groove in sleeve, turns to be equipped in ball groove and turns ball, damping spring be equipped with four groups with
On, four groups or more damping springs are symmetrically mounted in sleeve, and four groups or more damping springs are connected with connecting rod.
Further, connecting rod, cushion rubber, damping spring and sleeve are equipped with two groups, two groups of connecting rods, cushion rubber, dampings
Spring and sleeve are symmetricly set on dust shield case lower end surface.
Further, U-shaped bar is connected by two groups of springs with dust shield case, and locating rod left end is equipped with location hole, and U-shaped bar is right
End is mounted on positioning hole.
Further, locating rod is equipped with four groups, and four groups of locating rods are separately mounted to four corners of sealing plate rear end face, and four
Group locating rod right end is symmetrically extended in dust shield case.
Further, dust shield case rear end face offers limit hole, and locating rod is equipped in limit hole, and sealing front edge of board passes through spiral shell
Nail is fixed with handle.
Beneficial effects of the present invention：A kind of LPG flowmeter dust guard of the invention, it is dust-proof because being added to
Box, sealing ring, sealing plate, connecting rod, sleeve, locating rod, U-shaped bar, cushion rubber, damping spring and turn ball, which passes through anti-
The setting of dirt box, sealing plate and sealing ring is dust-proof to flow meter body progress, when needing to watch, U-shaped bar is pulled to move right
It is dynamic, until U-shaped bar removes location hole, handle forward movement is then held, handle grip dynamic sealing plate moves forward, and sealing plate drives
Locating rod moves forward, until locating rod is fully removed, may be viewed by flow meter body at this time, after use, holds handle
Sealing plate and sealing ring are fitted, locating rod enters in dust shield case, due to being equipped with limit hole in dust shield case, and then convenient for positioning
Bar positioning avoids sealing plate installation dislocation, then unclamps U-shaped bar, and U-shaped bar enters positioning hole under the action of the spring, and then will
Locating rod is positioned, and then sealing plate is fixed, and then dust-proof to flow meter body progress, when dust shield case is by external force,
Dust shield case moves forward, and dust shield case drives connecting rod to move forward, and connecting rod is by turning ball in sleeve to preceding rotation, Jin Erxiang
Preceding extruding cushion rubber and damping spring, and then under cushion rubber and damping spring effect, impact force is reduced, dust shield case is delayed
Punching, and then flow meter body is protected, it is easy to use, it convenient for dust-proof, convenient for protection, avoids damaging, high reliablity, solve
Existing flowmeter does not have dust-proof mechanism, and then after prolonged use, dust is inevitably fallen on display screen, into
And viewing is influenced, and the problem of can not protect flowmeter, and then when exposed to external forces, be easily damaged.
Turn ball groove because being added to, the design is convenient for turning ball installation, and because being added to location hole, the design is convenient for U-shaped bar to fixed
Position bar is positioned, and because being added to limit hole, which avoids sealing plate from misplacing convenient for limiting locating rod, because of addition
Handle, convenient for sealing plate of taking, the present invention is easy to use for the design, convenient for dust-proof, convenient for protection, avoids damaging, reliability
It is high.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of LPG flowmeter dust guard of the present invention；
Fig. 2 is a kind of diagrammatic cross-section of LPG flowmeter dust guard of the present invention；
In figure：1- tube body, 2- flow meter body, 3- dust shield case, 4- sealing ring, 5- sealing plate, 6- connecting rod, 7- sleeve,
8- locating rod, 9-U type bar, 10- cushion rubber, 11- damping spring, 12- turn ball.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1 and Fig. 2 are please referred to, the present invention provides a kind of technical solution：A kind of LPG flowmeter dust guard,
Including tube body 1 and flow meter body 2, flow meter body 2 is mounted on 1 upper end of tube body, and flow meter body 2 is equipped with dust shield case 3,
3 front end face of dust shield case is bonded with sealing ring 4, and 4 front end of sealing ring is equipped with sealing plate 5, and 5 rear end face of sealing plate is fixed with by screw
Locating rod 8,8 rear end of locating rod extend in dust shield case 3, and 3 left side of dust shield case is equipped with U-shaped bar 9, and U-shaped 9 right end of bar is mounted on fixed
In the bar 8 of position, 3 lower end surface of dust shield case is welded with connecting rod 6, and 6 lower end of connecting rod is mounted in sleeve 7 by turning ball 12, and sleeve 7 welds
It connects and is equipped with cushion rubber 10 and damping spring 11 in tube body annular side upper end, sleeve 7, be equipped with connecting rod 6, damping bullet in cushion rubber 10
Spring 11 is fixed on 7 inner wall of sleeve, and 11 right end of damping spring is connected with connecting rod 6, and lower end surface, which is equipped with, in sleeve 7 turns ball 12,
When needing to watch, U-shaped bar 9 is pulled to move right, until U-shaped bar 9 removes location hole, then holds handle forward movement,
Hand-motion sealing plate 5 moves forward, and sealing plate 5 drives locating rod 8 to move forward, until locating rod 8 is fully removed, at this time
Flow meter body 2 is watched, after use, handle is held and sealing plate 5 and sealing ring 4 fits, locating rod 8 enters dust shield case
It in 3, is positioned due to being equipped with limit hole in dust shield case 3, and then convenient for locating rod 8, avoids the installation dislocation of sealing plate 5, then unclamp U
Type bar 9, U-shaped bar 9 is lower into positioning hole with spring effect, and then locating rod 8 is positioned, and then sealing plate 5 is fixed,
And then flow meter body 2 is carried out it is dust-proof, when dust shield case 3 is by external force, dust shield case 3 move forward, dust shield case 3 drive connection
Bar 6 moves forward, and connecting rod 6 squeezes forward cushion rubber 10 and damping spring by turning ball 12 in sleeve 7 to preceding rotation
11, and then in the case where cushion rubber 10 and damping spring 11 act on, impact force is reduced, dust shield case 3 is buffered, and then to flowmeter
Main body 2 is protected, easy to use, convenient for dust-proof, convenient for protection, avoids damaging, high reliablity.
Lower end surface, which offers, in sleeve 7 turns ball groove, turns equipped with ball 12 is turned in ball groove, and damping spring 11 is equipped with four groups or more,
Four groups or more damping springs 11 are symmetrically mounted in sleeve 7, and four groups or more damping springs 11 are connected with connecting rod 6, are convenient for
Turn the installation of ball 12, and then rotated convenient for connecting rod 6, by the setting of four groups or more damping springs 11, convenient for being carried out to connecting rod 6
Buffering.
Connecting rod 6, cushion rubber 10, damping spring 11 and sleeve 7 are equipped with two groups, two groups of connecting rods 6, cushion rubber 10, damping
Spring 11 and sleeve 7 are symmetricly set on 3 lower end surface of dust shield case, are supported dust shield case 3 convenient for stabilization, are improved simultaneously
Buffering effect.
U-shaped bar 9 is connected by two groups of springs with dust shield case 3, and U-shaped bar 9 is avoided to lose, and 8 left end of locating rod is equipped with positioning
Hole, U-shaped 9 right end of bar are mounted on positioning hole, position locating rod 8 convenient for U-shaped bar 9, and then convenient for sealing plate 5 is fixed.
Locating rod 8 is equipped with four groups, and four groups of locating rods 8 are separately mounted to 5 rear end face of sealing plate, four corners, four groups of positioning
8 right end of bar is symmetrically extended in dust shield case 3, stablizes installation convenient for sealing plate 5.
3 rear end face of dust shield case offers limit hole, is equipped with locating rod 8 in limit hole, is inserted into, avoids close convenient for locating rod 8
Sealing plate 5 misplaces, and influences sealing and dustproof, and 5 front end of sealing plate is fixed with handle by screw, convenient for operation sealing plate 5.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of LPG flowmeter dust guard, including tube body (1) and flow meter body (2), it is characterised in that：
Flow meter body (2) is mounted on tube body (1) upper end, and flow meter body (2) is equipped with dust shield case (3), and dust shield case (3) front end face is viscous
It is connected to sealing ring (4), sealing ring (4) front end is equipped with sealing plate (5), and sealing plate (5) rear end face is fixed with locating rod by screw
(8), locating rod (8) is welded on sealing plate (5) rear end face, and locating rod (8) rear end extends in dust shield case (3), dust shield case (3)
Left side is equipped with U-shaped bar (9), and U-shaped bar (9) right end is mounted in locating rod (8), and dust shield case (3) lower end surface is welded with connecting rod
(6), connecting rod (6) lower end is mounted in sleeve (7) by turning ball (12), and tube body (1) annular side upper end is equipped with sleeve (7),
It is equipped with cushion rubber (10) and damping spring (11) in sleeve (7), is equipped with connecting rod (6) in cushion rubber (10), damping spring (11) is fixed
On sleeve (7) inner wall, damping spring (11) right end is connected with connecting rod (6), and sleeve (7) interior lower end surface, which is equipped with, turns ball
(12)。
2. a kind of LPG flowmeter dust guard according to claim 1, it is characterised in that：In sleeve (7)
Lower end surface, which offers, turns ball groove, turns interior be equipped with of ball groove and turns ball (12), damping spring (11) is equipped with four groups or more, four groups or more dampings
Spring (11) is symmetrically mounted in sleeve (7), and four groups or more damping springs (11) are connected with connecting rod (6).
3. a kind of LPG flowmeter dust guard according to claim 1, it is characterised in that：Connecting rod (6),
Cushion rubber (10), damping spring (11) and sleeve (7) are equipped with two groups, two groups of connecting rods (6), cushion rubber (10), damping spring
(11) and sleeve (7) is symmetricly set on dust shield case (3) lower end surface.
4. a kind of LPG flowmeter dust guard according to claim 1, it is characterised in that：U-shaped bar (9) is logical
It crosses two groups of springs to be connected with dust shield case (3), locating rod (8) left end is equipped with location hole, and U-shaped bar (9) right end is mounted on location hole
It is interior.
5. a kind of LPG flowmeter dust guard according to claim 1, it is characterised in that：Locating rod (8)
Equipped with four groups, four groups of locating rods (8) are separately mounted to four corners of sealing plate (5) rear end face, and four groups of locating rod (8) right ends are equal
It is symmetrically extended in dust shield case (3).
6. a kind of LPG flowmeter dust guard according to claim 1, it is characterised in that：Dust shield case (3)
Rear end face offers limit hole, is equipped with locating rod (8) in limit hole, sealing plate (5) front end is fixed with handle by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810893868.7A CN108838188B (en) | 2018-08-08 | 2018-08-08 | Dustproof device for liquefied petroleum gas flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810893868.7A CN108838188B (en) | 2018-08-08 | 2018-08-08 | Dustproof device for liquefied petroleum gas flowmeter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108838188A true CN108838188A (en) | 2018-11-20 |
| CN108838188B CN108838188B (en) | 2023-07-28 |
Family
ID=64192441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810893868.7A Active CN108838188B (en) | 2018-08-08 | 2018-08-08 | Dustproof device for liquefied petroleum gas flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108838188B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU748929A1 (en) * | 1978-04-25 | 1980-07-15 | Предприятие П/Я Г-4366 | Instrument foot |
| CN203148393U (en) * | 2013-04-01 | 2013-08-21 | 莱芜钢铁集团有限公司 | Dustproof device for cold-metal detector |
| CN204136906U (en) * | 2014-10-09 | 2015-02-04 | 綦涛 | A kind of with shockproof and board information terminal bogey that is dust reduction capability |
| CN205208146U (en) * | 2015-08-25 | 2016-05-04 | 重庆瑞力比燃气设备有限责任公司 | Gas table controlling means |
| CN205716427U (en) * | 2016-04-19 | 2016-11-23 | 无锡市第二人民医院 | A kind of Portable oxygen cylinder universal stand with shock-absorbing function |
| CN206575582U (en) * | 2017-03-09 | 2017-10-20 | 东莞市楚鑫电子科技有限公司 | A kind of multi-functional receiver dust guard |
| CN107318237A (en) * | 2017-06-27 | 2017-11-03 | 张莉 | A kind of industrial computer slidingtype control panel |
| CN206619396U (en) * | 2017-04-18 | 2017-11-07 | 唐玉勤 | A kind of instrument and meter dust guard |
| CN207052842U (en) * | 2017-06-15 | 2018-02-27 | 重庆工业职业技术学院 | A kind of electric automatization socket dust guard |
| CN207093879U (en) * | 2017-06-20 | 2018-03-13 | 盐城市星火阀业制造股份有限公司 | A kind of dust guard for gauge valve instrument |
| CN207151017U (en) * | 2017-09-15 | 2018-03-27 | 王强 | A kind of energy-saving chemical instruments dust guard |
| CN207261995U (en) * | 2017-08-28 | 2018-04-20 | 南通感创电子科技有限公司 | A kind of damping of corridor monitoring |
| CN207527025U (en) * | 2017-11-01 | 2018-06-22 | 扬州易斯达照明科技有限公司 | A kind of externally positioned type photoelectric controller dust guard |
| CN207604085U (en) * | 2017-12-12 | 2018-07-10 | 特变电工国际工程有限公司 | A kind of anti-air hermetic dust guard of power ampere |
| CN207698415U (en) * | 2018-01-08 | 2018-08-07 | 淮阴师范学院 | A kind of optical device vacuum dust guard |
-
2018
- 2018-08-08 CN CN201810893868.7A patent/CN108838188B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU748929A1 (en) * | 1978-04-25 | 1980-07-15 | Предприятие П/Я Г-4366 | Instrument foot |
| CN203148393U (en) * | 2013-04-01 | 2013-08-21 | 莱芜钢铁集团有限公司 | Dustproof device for cold-metal detector |
| CN204136906U (en) * | 2014-10-09 | 2015-02-04 | 綦涛 | A kind of with shockproof and board information terminal bogey that is dust reduction capability |
| CN205208146U (en) * | 2015-08-25 | 2016-05-04 | 重庆瑞力比燃气设备有限责任公司 | Gas table controlling means |
| CN205716427U (en) * | 2016-04-19 | 2016-11-23 | 无锡市第二人民医院 | A kind of Portable oxygen cylinder universal stand with shock-absorbing function |
| CN206575582U (en) * | 2017-03-09 | 2017-10-20 | 东莞市楚鑫电子科技有限公司 | A kind of multi-functional receiver dust guard |
| CN206619396U (en) * | 2017-04-18 | 2017-11-07 | 唐玉勤 | A kind of instrument and meter dust guard |
| CN207052842U (en) * | 2017-06-15 | 2018-02-27 | 重庆工业职业技术学院 | A kind of electric automatization socket dust guard |
| CN207093879U (en) * | 2017-06-20 | 2018-03-13 | 盐城市星火阀业制造股份有限公司 | A kind of dust guard for gauge valve instrument |
| CN107318237A (en) * | 2017-06-27 | 2017-11-03 | 张莉 | A kind of industrial computer slidingtype control panel |
| CN207261995U (en) * | 2017-08-28 | 2018-04-20 | 南通感创电子科技有限公司 | A kind of damping of corridor monitoring |
| CN207151017U (en) * | 2017-09-15 | 2018-03-27 | 王强 | A kind of energy-saving chemical instruments dust guard |
| CN207527025U (en) * | 2017-11-01 | 2018-06-22 | 扬州易斯达照明科技有限公司 | A kind of externally positioned type photoelectric controller dust guard |
| CN207604085U (en) * | 2017-12-12 | 2018-07-10 | 特变电工国际工程有限公司 | A kind of anti-air hermetic dust guard of power ampere |
| CN207698415U (en) * | 2018-01-08 | 2018-08-07 | 淮阴师范学院 | A kind of optical device vacuum dust guard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108838188B (en) | 2023-07-28 |
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