CN218395125U

CN218395125U - Instrument box

Info

Publication number: CN218395125U
Application number: CN202222521042.2U
Authority: CN
Inventors: 孟雷同; 陈国洪
Original assignee: Shenzhen Dongang Kexing Technology Co ltd
Current assignee: Shenzhen Dongang Kexing Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-01-31
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to an instrument box, which comprises a box body, a dustproof device and an ultrasonic vibration device; the box body is provided with a vent hole; the dustproof device comprises a dustproof net and a dustproof fan; the dustproof net is embedded in the vent hole; the dustproof fan is assembled on the box body and is arranged opposite to the dustproof net; the ultrasonic vibration device is assembled on the box body, and the output end of the ultrasonic vibration device is connected with the dust screen. The box body is provided with the vent hole, so that gas inside and outside the box body can circulate, and the temperature inside the box body is favorably reduced; the vent department is provided with the dust screen, and the dust screen can block impurity such as adnexed dust in the gas, avoids the dust to get into in the box and adsorbed on instrument and meter, has guaranteed the clean and tidy degree of box internal environment to instrument and meter's precision has been ensured, and dust fan can automatic clear away accumulational dust on the dust screen with the cooperation of ultrasonic vibration device, and it is more to avoid accumulational dust after the long-time use of dust screen, has guaranteed dust removal quality.

Description

Instrument box

Technical Field

The utility model belongs to the technical field of the nuclear power station instrument, especially, relate to an instrument box.

Background

The instruments are precision instruments, especially various special instruments of nuclear power stations, and the requirements for the precision of the instruments are relatively high, so the requirements for the use environment of the instruments are relatively high. Because the instrument is mostly live working, and static adsorbs a large amount of dust easily, is unfavorable for instrument normal operating, influences instrument's precision, and causes certain damage to spare part.

SUMMERY OF THE UTILITY MODEL

The utility model provides an instrument box to prevent that the dust from being adsorbed on instrument and meter.

In order to solve the above technical problem, an embodiment of the present invention provides an instrument box, which includes a box body, a dust-proof device and an ultrasonic vibration device;

the box body is provided with a vent hole;

the dustproof device comprises a dustproof net and a dustproof fan; the dustproof net is embedded in the vent hole; the dustproof fan is assembled on the box body and is arranged opposite to the dustproof net;

the ultrasonic vibration device is assembled on the box body, and the output end of the ultrasonic vibration device is connected with the dust screen.

Optionally, the dust screen comprises an outer screen and an inner screen; the outer net and the inner net are embedded in the vent holes in parallel; the dustproof fan is assembled between the outer net and the inner net; and the output end of the ultrasonic vibration device is respectively connected with the outer net and the inner net.

Optionally, the mesh size of the outer mesh is larger than the mesh size of the inner mesh.

Optionally, the dust-proof device further comprises a dehumidifying filter element, and the dehumidifying filter element is assembled in the vent hole.

Optionally, the dehumidification filter element comprises a filter element layer, and the filter element layer is positioned on the inner side of the dust screen.

Optionally, the box body comprises a box body and a box door movably connected to the box body; the air vent is arranged on the box door, and the dustproof device is assembled on the box body.

Optionally, the air vent is provided with a plurality of, dust keeper is provided with a plurality ofly, the air vent with dust keeper one-to-one sets up.

Optionally, the box body comprises a first side plate and a second side plate which are arranged oppositely, and the vent holes are formed in the first side plate and the second side plate.

Optionally, the vent hole on the first side plate is opposite to the vent hole on the second side plate.

Optionally, the instrument canister further comprises a sensor mounted on the canister body; the dustproof fan and the ultrasonic vibration device are connected with the sensor; the sensor is used for detecting the dust deposition degree of the dust screen and forming a motion signal; the dust-proof fan and the ultrasonic vibration device work according to the motion signal.

According to the instrument box provided by the embodiment of the utility model, instruments and meters are arranged in the box body, and the box body is provided with the vent hole, so that the gas inside and outside the box body can circulate, and the temperature inside the box body can be reduced; the dustproof net is arranged at the position of the vent hole, when gas flows into the box body from the vent hole, the dustproof net can block impurities such as dust attached to the gas, the dust is prevented from entering the box body and being adsorbed on an instrument, the cleanliness of the internal environment of the box body is guaranteed, the precision of the instrument is guaranteed, the ultrasonic vibration device drives the dustproof net to vibrate, dust accumulated on the dustproof net is separated from the dustproof net, meanwhile, the dustproof fan blows air outwards towards the dustproof net, the dust on the dustproof net is blown to the outside, the dust accumulated on the dustproof net can be automatically cleared through the cooperation of the dustproof fan and the ultrasonic vibration device, more dust accumulated on the dustproof net after the dustproof net is used for a long time is avoided, the gas flow at the position of the vent hole is prevented from being influenced, the dust removal quality is guaranteed, and the dustproof net is not required to be cleaned frequently manually; the dustproof fan also accelerates the circulation rate of the gas inside and outside the box body, and ensures the suitable use environment of the instrument.

Drawings

Fig. 1 is a schematic view of an instrument box according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of an instrument box according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a box body; 11. a box body; 111. a first side plate; 112. a second side plate; 12. a box door; 13. a vent hole; 2. a dust-proof device; 21. an outer net; 22. an inner net; 23. a dust-proof fan; 24. a filter layer; 3. an ultrasonic vibration device; 4. a sensor.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in operation, and are not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

As shown in fig. 1 and fig. 2, an instrument box according to an embodiment of the present invention includes a box body 1, a dust-proof device 2, and an ultrasonic vibration device 3; the box body 1 is provided with a vent hole 13; the dustproof device 2 comprises a dustproof net and a dustproof fan 23; the dust screen is embedded in the vent hole 13; the dustproof fan 23 is assembled on the box body 1 and is arranged opposite to the dustproof net; the ultrasonic vibration device 3 is assembled on the box body 1, and the output end of the ultrasonic vibration device 3 is connected with the dust screen.

According to the instrument box provided by the embodiment of the utility model, instruments and meters are installed in the box body 1, and the air vent 13 is arranged on the box body 1, so that the air inside and outside the box body 1 can circulate, and the temperature inside the box body 1 can be reduced; the dust screen is arranged at the vent hole 13, when the gas flows into the box body 1 from the vent hole 13, the dust screen can block impurities such as dust attached to the gas, the dust is prevented from entering the box body 1 and being adsorbed on an instrument, the cleanliness of the internal environment of the box body 1 is ensured, the precision of the instrument is guaranteed, the ultrasonic vibration device 3 drives the dust screen to vibrate, the dust accumulated on the dust screen is separated from the dust screen, meanwhile, the dust fan 23 blows air outwards towards the dust screen, the dust on the dust screen is blown to the outside, the dust fan 23 is matched with the ultrasonic vibration device 3 to automatically remove the dust accumulated on the dust screen, more dust accumulated on the dust screen after the dust screen is used for a long time is avoided, the flow of the gas at the vent hole 13 is prevented from being influenced, the dust removal quality is ensured, and the dust screen is not required to be cleaned manually and frequently; the dustproof fan 23 also accelerates the circulation rate of the gas inside and outside the box body 1, and ensures the suitable use environment of the instruments.

In one embodiment, as shown in FIG. 2, the dust screen includes an outer screen 21 and an inner screen 22; the outer net 21 and the inner net 22 are embedded in the vent holes 13 in parallel; the dust-proof fan 23 is assembled between the outer net 21 and the inner net 22; the output end of the ultrasonic vibration device 3 is connected to the outer net 21 and the inner net 22, respectively. In this example, the outer net 21 and the inner net 22 are arranged at the vent holes 13 to perform double-layer filtration on the gas entering the box body 1, so that dust attached to the gas can be better blocked, the dust removal quality is improved, and the cleanliness of the internal environment of the box body 1 is ensured, thereby ensuring the precision of instruments and meters; and, dustproof fan 23 is located between outer net 21 and intranet 22, and ultrasonic vibration device 3's output links to each other with outer net 21 and intranet 22 respectively, and dustproof fan 23 can clear up the accumulational dust on outer net 21 and the intranet 22 with the cooperation of ultrasonic vibration device 3, guarantees dust removal effect.

In one embodiment, as shown in FIG. 2, the mesh size of the outer mesh 21 is larger than the mesh size of the inner mesh 22. In this example, the gas passes through the outer net 21, so that the large particle dust in the gas is blocked by the outer net 21, and then passes through the inner net 22, so that the small particle dust in the gas is blocked by the inner net 22; and then outer net 21 and intranet 22 carry out the layering to gas and filter, can effectively block the dust in the gas, promote dust removal quality, guarantee the clean and tidy degree of box 1 internal environment to the precision of guarantee instrument and meter.

In an embodiment, as shown in fig. 2, the dust protection device 2 further comprises a dehumidifying cartridge, which is fitted inside the vent hole 13. In this example, set up dehumidification filter core in air vent 13 department, can adsorb the moisture in the gas, avoid moisture along with gas inflow box 1 in to influence instrument's operation.

In one embodiment, as shown in FIG. 2, the desiccant cartridge includes a filter element layer 24, the filter element layer 24 being positioned inside the dust screen. In this example, the air vent 13 is embedded with the filter element layer 24, enlarges the surface area of the dehumidification filter element as far as possible, is favorable to effectively adsorbing moisture in the gas, and promotes the dehumidification effect.

In this embodiment, a filter layer 24 is provided between the outer mesh 21 and the inner mesh 22.

In this embodiment, the inner side of interior web 22 is provided with a filter layer 24.

In one embodiment, the ultrasonic vibration device 3 comprises an ultrasonic generator mounted on the box body 1 and an amplitude rod connected with the ultrasonic generator; the inner mesh 22, the outer mesh 21 and the amplitude bars are connected.

In one embodiment, as shown in fig. 2, the box body 1 includes a box body 11 and a box door 12 movably connected to the box body 11; the ventilation hole 13 is provided in the box door 12, and the dust-proof device 2 is fitted to the box body 11. In this example, the box door 12 is movably connected with the box body 11, so that other structures can be conveniently installed in the box body 11, the structure is simple, and the operation is convenient.

In one embodiment, as shown in fig. 2, there are a plurality of vent holes 13, a plurality of dust-proof devices 2, and the vent holes 13 are disposed in one-to-one correspondence with the dust-proof devices 2. In this example, the number of the vent holes 13 is increased, so that sufficient gas circulation inside and outside the box body 1 is ensured, heat exchange inside and outside the box body 1 is facilitated, and the temperature inside the box body 1 can be effectively reduced.

In one embodiment, as shown in fig. 2, the box body 11 includes a first side plate 111 and a second side plate 112 which are oppositely arranged, and the first side plate 111 and the second side plate 112 are both provided with vent holes 13; design like this, increase the quantity of air vent 13, guarantee the inside and outside sufficient gas circulation of box 1, simple structure, the processing of being convenient for.

In one embodiment, as shown in fig. 2, the vent holes 13 on the first side plate 111 are opposite to the vent holes 13 on the second side plate 112; design like this is favorable to improving the circulation speed of the inside and outside gas of box 1 for the inside and outside heat's of box 1 exchange can effectively reduce the inside temperature of box 1.

In one embodiment, as shown in fig. 2, the instrument box further comprises a sensor 4 mounted on the box 1; the dustproof fan 23, the ultrasonic vibration device 3 and the sensor 4 are connected; the sensor 4 is used for detecting the dust deposition degree of the dust screen and forming a motion signal; the dust-proof fan 23 and the ultrasonic vibration device 3 operate according to the motion signal.

In the present example, the sensor 4 detects the dust deposition degree of the dust screen, and when the dust deposition degree is greater than or equal to a preset value, the dust-proof fan 23 and the ultrasonic vibration device 3 are started, so as to clean the dust accumulated on the dust screen; when the dust deposition degree is less than the preset value, the dust-proof fan 23 and the ultrasonic vibration device 3 are stopped. Design like this, can accurate control dustproof fan 23 and the work of ultrasonic vibration device 3, guarantee dust removal effect, avoid the precision that the vibration that dustproof fan 23 and ultrasonic vibration device 3 produced influences the instrument and meter.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An instrument box is characterized by comprising a box body, a dustproof device and an ultrasonic vibration device;

the box body is provided with a vent hole;

2. The instrument canister of claim 1, wherein the dust screen comprises an outer screen and an inner screen; the outer net and the inner net are embedded in the vent holes in parallel; the dustproof fan is assembled between the outer net and the inner net; the output end of the ultrasonic vibration device is respectively connected with the outer net and the inner net.

3. The instrument canister of claim 2, wherein the mesh size of the outer mesh is larger than the mesh size of the inner mesh.

4. The instrument canister of claim 1, wherein the dust guard further comprises a desiccant cartridge that fits within the vent hole.

5. The instrument canister of claim 4, wherein the desiccant cartridge includes a filter layer that is located inside the dust screen.

6. The instrument canister of claim 1, wherein the canister body includes a canister body and a canister door movably connected to the canister body; the vent hole is arranged on the box door, and the dustproof device is assembled on the box body.

7. The instrument canister of claim 6, wherein there are a plurality of the vent holes and a plurality of the dust-proof devices, and the vent holes are provided in one-to-one correspondence with the dust-proof devices.

8. The instrument canister of claim 7, wherein the canister body includes first and second oppositely disposed side plates, the vent hole being disposed in both the first and second side plates.

9. The instrument canister of claim 8, wherein the vent hole in the first side plate is disposed opposite the vent hole in the second side plate.

10. The instrument canister of claim 1, further comprising a sensor mounted on the canister body; the dustproof fan and the ultrasonic vibration device are connected with the sensor; the sensor is used for detecting the dust deposition degree of the dust screen and forming a motion signal; the dustproof fan and the ultrasonic vibration device work according to the motion signal.