CN216206461U - Flame-proof digital display instrument - Google Patents

Abstract

The utility model discloses an explosion-proof digital display instrument which comprises an instrument main body, a digital display screen and an adjusting button, wherein the digital display screen and the adjusting button are installed on the instrument main body, guide rails are welded on two sides of the outer wall of the instrument main body, first guide sliding grooves are formed in the guide rails, a protective cover is arranged outside the instrument main body, first guide sliding blocks are fixed at two ends of the protective cover, the first guide sliding blocks are embedded into the first guide sliding grooves, a through groove is formed in the lower end of the protective cover, and an observation window is formed in the upper end of the protective cover. Through the mutual cooperation of the guide rail, the first guide chute, the protection casing, the first guide slider and the logical groove that set up, make the protection casing can drive first guide slider and slide along first guide chute, make the protection casing can form fast or remove the guard action to digital display screen and adjust the button, avoided digital display screen and adjust the button and directly received external striking, lead to the problem that the device damaged, improved the life of device.

Description

Flame-proof digital display instrument

Technical Field

The utility model relates to the technical field of instruments, in particular to an explosion-proof digital display instrument.

Background

The flameproof digital display instrument has the characteristics of high precision, good stability, reliable quality, small volume, convenient installation and use, low price and the like, is suitable for scientific research, precise measurement and new product development, can be widely applied to various instruments and meters, automatic control equipment, power electronics, medical equipment, teaching equipment, voltage-stabilized power supply and the like as display components, and the conventional flameproof digital display instrument can basically meet daily use requirements, but has some defects to be improved.

Most of the existing explosion-proof digital display instruments on the market are provided with exposed digital display screens, in the actual use process, once an external object collides with the digital display screens, the digital display screens are easily damaged, the digital display screens cannot be normally used, and when the digital display screens are located in a workplace with a poor air environment, stains in the air are easily adhered to the surfaces of the digital display screens, and once the digital display screens are not cleaned in time during use, data reading errors are possibly caused, so that the explosion-proof digital display instruments are provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an explosion-proof digital display instrument, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a flame proof digital display instrument, includes instrument main part, digital display screen and adjustment button, install digital display screen and adjustment button in the instrument main part, the guide rail has all been welded to instrument main part outer wall both sides, first direction spout has all been seted up on the guide rail, the instrument main part outside is provided with the protection casing, the protection casing both ends all are fixed with first direction slider, inside first direction slider all imbeds first direction spout, logical groove has been seted up to the protection casing lower extreme, and observation window has been seted up to the upper end, and the inside clean subassembly that is provided with of protection casing.

As a preferable technical scheme, the cleaning assembly comprises second guide sliding grooves formed in two sides of the protective cover, second guide sliding blocks arranged in the second guide sliding grooves, two groups of movable plates fixedly connected with one ends of the second guide sliding blocks opposite to each other, pushing blocks fixed at the ends of the two groups of second guide sliding blocks opposite to each other, and cleaning cotton cloth adhered to the outer walls of the movable plates.

As a preferable technical scheme of the utility model, a high-strength acrylic plate is glued in the observation window.

As a preferred technical solution of the present invention, the outer wall of the first guide slider is fully attached to the inner wall of the first guide sliding groove, and the first guide slider is slidably connected to the first guide sliding groove.

As a preferred technical scheme of the utility model, two groups of cleaning cotton cloth are glued on the outer wall of the movable plate, and the outer walls of the two groups of cleaning cotton cloth are respectively attached to the observation window and the digital display screen.

As a preferable technical scheme of the utility model, a plurality of groups of anti-skid grooves are formed in the outer wall of the push block at equal intervals.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the mutual matching of the arranged guide rail, the first guide sliding groove, the protective cover, the first guide sliding block and the through groove, the protective cover can drive the first guide sliding block to slide along the first guide sliding groove, so that the protective cover can quickly form or remove the protective effect on the digital display screen and the adjusting key, the problem that the digital display screen and the adjusting key are directly impacted by the outside to cause damage to the device is avoided, and the service life of the device is prolonged;

2. through the second direction spout that sets up, the second direction slider, the fly leaf, mutually support of ejector pad and clean cotton, through promoting two sets of ejector pads from top to bottom, make two sets of second direction sliders receive the effort and drive the fly leaf and clean cotton and slide from top to bottom, let clean cotton clear up the spot of digital display screen surface adhesion in the motion process, the smooth finish on digital display screen surface has been improved, it can clear display when data reading to have guaranteed digital display screen, the reading data error has been avoided appearing.

Drawings

FIG. 1 is a perspective view of the present invention in a first state;

FIG. 2 is a perspective view of the present invention in a second state;

FIG. 3 is a perspective view of the present invention in a third state;

fig. 4 is a schematic view of the internal structure of the shield according to the present invention.

Wherein: 1. a meter main body; 2. a digital display screen; 3. adjusting a key; 4. a guide rail; 5. a first guide chute; 6. a protective cover; 7. a first guide slider; 8. a through groove; 9. an observation window; 10. a second guide chute; 11. a second guide slider; 12. a movable plate; 13. a push block; 14. cleaning cotton cloth.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, the flameproof digital display instrument comprises an instrument main body 1, a digital display screen 2 and an adjusting key 3, wherein the digital display screen 2 and the adjusting key 3 are installed on the instrument main body 1, guide rails 4 are welded on two sides of the outer wall of the instrument main body 1, first guide chutes 5 are formed in the guide rails 4, a protective cover 6 is arranged outside the instrument main body 1, first guide sliders 7 are fixed at two ends of the protective cover 6, the first guide sliders 7 are embedded into the first guide chutes 5, a through groove 8 is formed in the lower end of the protective cover 6, an observation window 9 is formed in the upper end of the protective cover 6, and a cleaning assembly is arranged inside the protective cover 6;

when needs use adjust button 3, upwards promote logical groove 8, make protection casing 6 receive ascending thrust to drive two sets of first direction slider 7 and slide upwards along the first direction spout 5 on the guide rail 4, thereby make the whole upward movement of protection casing 6, leave digital display screen 2 and adjust button 3 outside completely when protection casing 6, can normally use adjust button 3 this moment, after adjusting button 3 uses the completion, remove to leading to the ascending thrust of logical groove 8, make protection casing 6 drive two sets of first direction slider 7 and slide downwards along first direction spout 5 under the effect of self gravity, make protection casing 6 resume initial state, let protection casing 6 form the guard action to digital display screen 2 and adjust button 3, avoided digital display screen 2 and adjust button 3 directly to receive external striking.

In other embodiments, the cleaning assembly includes second guide chutes 10 formed at both sides of the shield 6, second guide sliders 11 disposed in the second guide chutes 10, two sets of movable plates 12 fixedly connected to opposite ends of the second guide sliders 11, push blocks 13 fixed to opposite ends of the two sets of second guide sliders 11, and cleaning cotton cloth 14 adhered to outer walls of the movable plates 12;

install at the relatively poor workplace of air circumstance when instrument main part 1, when the data parameter on digital display screen 2 needs to be read, promote two sets of ejector pad 13 from top to bottom, make two sets of second direction slider 11 receive the effort and drive fly leaf 12 and clean cotton 14 and slide from top to bottom, let clean cotton 14 clear up the spot of digital display screen 2 surface adhesion in the motion process, the smooth finish on digital display screen 2 surface has been improved, it can clear display when data reading to have ensured digital display screen 2, the data error has been avoided appearing reading.

In other embodiments, a high strength acrylic sheet is glued inside the viewing window 9;

through this design, not only can directly observe digital display screen 2 in 6 outsides of protection casing, and can form effective protection to digital display screen 2.

In other embodiments, the outer wall of the first guide slider 7 is fully attached to the inner wall of the first guide chute 5, and the first guide slider 7 is slidably connected with the first guide chute 5;

through this design, when sliding in first direction slider 7 edge first direction spout 5, avoided first direction slider 7 to produce in the motion process and rocked, stability when having improved the device and using.

In other embodiments, two sets of cleaning cotton cloth 14 are glued on the outer wall of the movable plate 12, and the outer walls of the two sets of cleaning cotton cloth 14 are respectively attached to the observation window 9 and the digital display screen 2;

through this design, make clean cotton 14 can clear up observation window 9 inside and 2 outer walls of digital display screen simultaneously in the motion process, the person of being convenient for use observes.

In other embodiments, a plurality of groups of anti-skid grooves are formed on the outer wall of the push block 13 at equal intervals;

through this design, increased the frictional force between ejector pad 13 and the palm, avoided unexpected landing when ejector pad 13 promotes.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a flame proof digital display instrument, includes instrument main part (1), digital display screen (2) and adjusts button (3), install digital display screen (2) and adjust button (3) on instrument main part (1), its characterized in that: guide rail (4) have all been welded to instrument main part (1) outer wall both sides, first direction spout (5) have all been seted up on guide rail (4), instrument main part (1) outside is provided with protection casing (6), protection casing (6) both ends all are fixed with first direction slider (7), inside first direction spout (5) all imbed in first direction slider (7), logical groove (8) have been seted up to protection casing (6) lower extreme, and observation window (9) have been seted up to the upper end, and protection casing (6) inside is provided with clean subassembly.

2. The flameproof digital display instrument according to claim 1, characterized in that: the cleaning assembly comprises second guide sliding grooves (10) formed in two sides of the protective cover (6), second guide sliding blocks (11) arranged in the second guide sliding grooves (10), two groups of movable plates (12) fixedly connected with one ends of the second guide sliding blocks (11) opposite to each other, and a pushing block (13) fixed to one end of each second guide sliding block (11) opposite to each other and cleaning cotton cloth (14) adhered to the outer wall of each movable plate (12).

3. The flameproof digital display instrument according to claim 1, characterized in that: and a high-strength acrylic plate is glued in the observation window (9).

4. The flameproof digital display instrument according to claim 1, characterized in that: the outer wall of the first guide sliding block (7) is fully attached to the inner wall of the first guide sliding groove (5), and the first guide sliding block (7) is in sliding connection with the first guide sliding groove (5).

5. The flameproof digital display instrument according to claim 2, characterized in that: two sets of clean cotton cloth (14) are glued to the outer wall of the movable plate (12), and the outer walls of the two sets of clean cotton cloth (14) are respectively attached to the observation window (9) and the digital display screen (2).

6. The flameproof digital display instrument according to claim 2, characterized in that: the outer wall of the push block (13) is provided with a plurality of groups of anti-skid grooves at equal intervals.

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