CN210042519U

CN210042519U - Electric instrument protector

Info

Publication number: CN210042519U
Application number: CN201920337337.XU
Authority: CN
Inventors: 常贺莲; 马健; 张红运; 南兵; 刘凤梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2020-02-07
Anticipated expiration: 2029-03-18

Abstract

The utility model relates to the technical field of protective devices, and discloses an electrical instrument protective device, which comprises a protective box, wherein the front surface of the protective box is connected with a box door through a hinge in a rotating way, a visible window is fixed on the front surface of the box door, a handle is fixed on one side of the front surface of the box door, which is close to the visible window, and a fixed plate is fixed inside the protective box through screws; the spout is seted up through the bilateral symmetry at the protection box, the inside sliding connection slider of spout, and the slider passes through buffer spring and protection box elastic connection, set up the bracing piece between guard plate and the slider, the both ends of bracing piece rotate with guard plate and slider respectively and are connected, when the guard plate receives the effect of external force, transmit the effort for the slider through the bracing piece, thereby drive the motion of slider, simultaneously through buffer spring's elasticity, thereby can cushion the effort, avoid when receiving the effort, produce great vibrations, produce the influence to inside electric instrument.

Description

Electric instrument protector

Technical Field

The utility model relates to a protector technical field specifically is an electrical instrument protector.

Background

The electric instrument is the equipment of using electrical engineering technique to the instrument, give control unit with data feedback through response device, control unit control digital display device shows data display, the monitoring accuracy of electric instrument is more accurate, just also proposed higher requirement to current protective equipment, because electric instrument is the instrument of a comparatively high accuracy, consequently when using, need use special protector to protect it, avoid receiving the harm to make its precision reduce.

The prior art also has the following problems:

(1) when current electric instrument protector is used, make the effort act on protector, come to protect inside electric instrument, nevertheless because electric instrument and protector are fixed connection together, when protector receives great effort, produce great vibrations to cause the influence to inside electric instrument easily, and then lead to the precision of electric instrument to reduce easily.

(2) When the protection device is used, an operator generally observes the internal electric instrument through the visual window, but when the weather is low, the work of the internal electronic element can generate heat, so that the condensation water vapor on the visual window can be caused, and the observation of the operator on the internal electric instrument is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electric instrument protector has solved current protector, can not cushion the effort to produce vibrations, and then produce the influence to the electric instrument of inside easily, when the temperature is lower, the water smoke condenses on the visual window easily, thereby influences the problem of operating personnel's observation.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an electric instrument protection device comprises a protection box, wherein the front surface of the protection box is rotatably connected with a box door through a hinge, a visible window is fixed on the front surface of the box door, a handle is fixed at one side, close to the visible window, of the front surface of the box door, a fixed plate is fixed inside the protection box through screws, an instrument is fixed on the front surface of the fixed plate through screws, the instrument is electrically connected with an external power supply, sliding grooves are symmetrically formed in two sides of the protection box, a sliding block is slidably connected inside the sliding grooves, a buffer spring is arranged inside the sliding grooves, one end of the buffer spring is fixedly welded with the top of the inner surface of the sliding grooves, the other end of the buffer spring is fixedly welded with the top of the sliding block, a supporting rod is rotatably connected to one side of the sliding block, and protection plates are arranged on two sides of the protection box, one end of the support rod, which is far away from the sliding block, is rotatably connected with one side of the protection plate.

Preferably, the two sides of the protection box are symmetrically fixed with first magnetic stripes, the two protection plates are symmetrically fixed with second magnetic stripes on one sides, the first magnetic stripes and the second magnetic stripes are opposite magnets, and attraction force between the first magnetic stripes and the second magnetic stripes is greater than elastic force of the buffer springs.

Preferably, fans are symmetrically fixed on the front surface of the fixing plate along a vertical center line of the instrument, the two fans are electrically connected with an external power supply, and electric heating nets are fixed on the front surfaces of the two fans and electrically connected with the external power supply.

Preferably, a sealing ring is fixed at the joint of the box door and the visual window.

Preferably, a magnifier is integrally formed on the front surface of the visual window, and the magnifier corresponds to the digital display area on the instrument.

Preferably, a ceiling is welded and fixed to the top of the protection box, the ceiling is of a pentagonal structure, and the vertex angle of the ceiling is 120-150 degrees.

Preferably, one side of the rear surface of the box door is rotatably connected with a fixing block, and the fixing block is matched with the key hole in the handle.

(III) advantageous effects

The utility model provides an electric instrument protector possesses following beneficial effect:

(1) the utility model discloses a spout is seted up to bilateral symmetry at the protection box, the inside sliding connection slider of spout, and the slider passes through buffer spring and protection box elastic connection, set up the bracing piece between guard plate and the slider, the both ends of bracing piece rotate with guard plate and slider respectively and are connected, when the guard plate receives the effect of external force, transmit the effort for the slider through the bracing piece, thereby drive the motion of slider, simultaneously through buffer spring's elasticity, thereby can cushion the effort, avoid when receiving the effort, produce great vibrations, produce the influence to inside electric instrument.

(2) The utility model discloses a at the fixed fan of the front surface symmetry of fixed plate, the equal fixed electric heat net in front surface of two fans simultaneously, the fan blows off wind, heats through the electric heat net simultaneously to can make hot air current act on the visual window, avoid under the lower circumstances of temperature, the condensation water smoke on the visual window, thereby influence the condition of operating personnel to the observation of inside electric instrument.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the protective box of the present invention;

fig. 3 is a schematic view of the internal structure of the middle protection box of the present invention.

In the figure: 1. a protection plate; 2. a support bar; 3. a second magnetic stripe; 4. a ceiling; 5. a protective case; 6. a box door; 7. a first magnetic stripe; 8. a handle; 9. a seal ring; 10. a visual window; 11. a magnifying glass; 12. a chute; 13. a slider; 14. a buffer spring; 15. a fixed block; 16. a fixing plate; 17. a meter; 18. a fan; 19. an electric heating net.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: an electric instrument protection device comprises a protection box 5, the front surface of the protection box 5 is rotatably connected with a box door 6 through a hinge, a visual window 10 is fixed on the front surface of the box door 6, a handle 8 is fixed on one side, close to the visual window 10, of the front surface of the box door 6, a fixing plate 16 is fixed inside the protection box 5 through screws, an instrument 17 is fixed on the front surface of the fixing plate 16 through screws, the instrument 17 is electrically connected with an external power supply, sliding grooves 12 are symmetrically formed in two sides of the protection box 5, sliding blocks 13 are slidably connected inside the sliding grooves 12, buffer springs 14 are arranged inside the sliding grooves 12, one ends of the buffer springs 14 are fixedly welded with the tops of the inner surfaces of the sliding grooves 12, the other ends of the buffer springs 14 are fixedly welded with the tops of the sliding blocks 13, a supporting rod 2 is rotatably connected with one side of each sliding block 13, protection plates 1 are arranged on two sides of the protection box 5, one ends, far away, when the effort is acted on guard plate 1, can transmit the effort for slider 13 through bracing piece 2 to can drive slider 13's slip, can block slider 13 through buffer spring 14's elasticity simultaneously, and then can cushion the effort, avoid when receiving the effort, produce great vibrations, thereby produce the influence to inside electric instrument, and reduce inside electric instrument's precision.

Further, the equal symmetry in both sides of protection box 5 is fixed with first magnetic stripe 7, the equal symmetry in one side of two protection plates 1 is fixed with second magnetic stripe 3, first magnetic stripe 7 and second magnetic stripe 3 are opposite sex magnet each other, and the appeal between first magnetic stripe 7 and the second magnetic stripe 3 is greater than buffer spring 14's elasticity, when protector installs or transports, through the mutual appeal between first magnetic stripe 7 and the second magnetic stripe 3, thereby can fix protection plate 1 on protection box 5, avoid influencing protector's installation or transportation at protection plate 1.

Further, the front surface of fixed plate 16 is fixed with fan 18 along instrument 17's vertical central line symmetry, two fan 18 all with external power supply electric connection, and two fan 18's front surface all is fixed with electric heat net 19, electric heat net 19 and external power supply electric connection, blow through 18 fans, heat the air current through electric heat net 19 simultaneously, and make hot air current be used in visual window 10, thereby can avoid under the lower circumstances of temperature, the condensate water fog on visual window 10, thereby influence the condition that operating personnel observed the electric instrument of inside.

Furthermore, a sealing ring 9 is fixed at the joint of the box door 6 and the visible window 10, so that liquid such as moisture is prevented from entering the protective box 5 through a gap between the visible window 10 and the box door 6, and the condition of short circuit of an internal electronic element is avoided.

Further, the front surface of the visual window 10 is integrally formed with the magnifier 11, the magnifier 11 corresponds to the digital display area on the instrument 17, and the numbers on the instrument 17 can be magnified through the magnifier 11, so that the observation of an operator can be facilitated, and the data recording error can be avoided during recording.

Furthermore, the top of the protection box 5 is welded and fixed with a ceiling 4, the ceiling 4 is of a pentagonal structure, the vertex angle of the ceiling 4 is 120-150 degrees, accumulated water on the protection box 5 can be rapidly discharged through the ceiling 4, and meanwhile, a waterproof effect is achieved.

Furthermore, a fixing block 15 is rotatably connected to one side of the rear surface of the box door 6, the fixing block 15 is matched with a key hole in the handle 8, and the fixing block 15 can be rotated through the key hole in the handle 8, so that the box door 6 can be controlled to be opened or closed.

To sum up, the utility model discloses a work flow: when the protection device is installed or transported, the protection plate 1 can be fixed on the protection box 5 through the mutual attraction between the first magnetic strip 7 and the second magnetic strip 3, the protection plate 1 is prevented from influencing the installation or transportation of the protection device when the protection plate 1 is used, the two protection plates 1 are pulled apart, when the acting force acts on the protection plate 1, the acting force can be transmitted to the sliding block 13 through the supporting rod 2, so that the sliding of the sliding block 13 can be driven, meanwhile, the sliding block 13 can be blocked through the elastic force of the buffer spring 14, the acting force can be buffered, the phenomenon that when the acting force is received, large vibration is generated, so that the internal electric instrument is influenced, the precision of the internal electric instrument is reduced, when the temperature is low, air is blown through the 18 fan, and meanwhile, the air flow is heated through the electric heating net 19, and the hot air flow acts on the visual window 10, so that the condition that the operating personnel observes the internal electric instrument due to the condensed water mist on the visual window 10 under the condition of low temperature can be avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electrical instrument protection device comprising a protection box (5), characterized in that: the front surface of the protection box (5) is rotatably connected with the box door (6) through a hinge, the front surface of the box door (6) is fixedly provided with a visual window (10), one side of the front surface of the box door (6), which is close to the visual window (10), is fixedly provided with a handle (8), the inside of the protection box (5) is fixedly provided with a fixed plate (16) through screws, the front surface of the fixed plate (16) is fixedly provided with an instrument (17) through screws, the instrument (17) is electrically connected with an external power supply, sliding grooves (12) are symmetrically arranged on two sides of the protection box (5), a sliding block (13) is connected to the inside of the sliding groove (12) in a sliding manner, a buffer spring (14) is arranged inside the sliding groove (12), one end of the buffer spring (14) is fixedly welded with the top of the inner surface of the sliding groove (12), and the other end of the buffer spring (14) is fixedly welded with the top of the sliding block, one side of slider (13) is rotated and is connected with bracing piece (2), the both sides of protection box (5) all are equipped with guard plate (1), bracing piece (2) are kept away from the one end of slider (13) with one side of guard plate (1) is rotated and is connected.

2. An electrical instrument protection device according to claim 1, wherein: the both sides of protection box (5) are all the symmetry to be fixed with first magnetic stripe (7), two the equal symmetry in one side of guard plate (1) is fixed with second magnetic stripe (3), first magnetic stripe (7) with second magnetic stripe (3) are opposite sex magnet each other, just first magnetic stripe (7) with appeal between second magnetic stripe (3) is greater than buffer spring (14)'s elasticity.

3. An electrical instrument protection device according to claim 1, wherein: fans (18) are symmetrically fixed on the front surface of the fixing plate (16) along a vertical central line of the instrument (17), the two fans (18) are electrically connected with an external power supply, electric heating nets (19) are fixed on the front surfaces of the two fans (18), and the electric heating nets (19) are electrically connected with the external power supply.

4. An electrical instrument protection device according to claim 1, wherein: and a sealing ring (9) is fixed at the joint of the box door (6) and the visual window (10).

5. An electrical instrument protection device according to claim 1, wherein: the front surface of the visual window (10) is integrally formed with a magnifier (11), and the magnifier (11) corresponds to the digital display area on the instrument (17).

6. An electrical instrument protection device according to claim 1, wherein: a ceiling (4) is welded and fixed to the top of the protection box (5), the ceiling (4) is of a pentagonal structure, and the vertex angle of the ceiling (4) is 120-150 degrees.

7. An electrical instrument protection device according to claim 1, wherein: one side of the rear surface of the box door (6) is rotatably connected with a fixing block (15), and the fixing block (15) is matched with a key hole in the handle (8).