CN216600332U - Protective device - Google Patents

Abstract

The utility model relates to a protective device, which comprises a casing, a first air guide structure and a second air guide structure. An accommodating cavity and an air inlet and an air outlet communicating with the accommodating cavity are arranged on the casing. , the first air guide structure includes an intake fan and a primary filter module, the intake fan is arranged on the housing at a position corresponding to the air inlet, and the primary filter module is arranged on the inlet the side of the air fan facing away from the accommodating cavity; the air intake fan is used to introduce external air into the accommodating cavity, and the primary filter module is used to filter the air to be introduced once; the The second air guide structure is arranged on the housing at a position corresponding to the air outlet, and the second air guide structure is used to guide the gas in the accommodating cavity to the outside of the housing. The protective device can achieve the purpose of protection and ventilation and heat dissipation.

Description

defensive equipment

technical field

The utility model relates to the technical field of control cabinet protection, in particular to a protection device.

Background technique

In the process of using robots for grinding, polishing and other operations, because the environment contains a lot of dust, water vapor and oil mist, etc., the robot control cabinet is often damaged. In order to protect the precision circuit boards and precision components inside the robot control cabinet, prolong its service life and reduce the cost of use, it is urgent to develop a protective box structure with both ventilation and heat dissipation functions and protection functions.

Utility model content

Based on this, the present invention provides a protective device, wherein the external air is introduced into the accommodating cavity of the casing through an air intake fan, the first-stage filter module filters the air to be introduced, and the accommodating cavity is filtered through the second air guide structure. The gas inside is exported to the outside of the shell to achieve the purpose of protection, ventilation and heat dissipation.

A protective device includes a housing, a first air guide structure and a second air guide structure, the housing is provided with an accommodating cavity, an air inlet and an air outlet communicating with the accommodating cavity, the first An air guide structure includes an intake fan and a first-stage filter module, the intake fan is arranged on the casing at a position corresponding to the air inlet, and the first-stage filter module is arranged at the back of the intake fan. one side of the accommodating cavity;

The intake fan is used for introducing external air into the accommodating cavity, and the primary filter module is used to filter the air to be introduced once;

The second air guide structure is disposed on the housing at a position corresponding to the air outlet, and the second air guide structure is used to guide the gas in the accommodating cavity to the outside of the housing.

In one embodiment, the intake fan includes a fan body and a louver installed on the fan body, the fan body is arranged on the casing at a position corresponding to the air inlet, and the louver is located at a position on the housing corresponding to the air inlet. A side of the fan body facing away from the accommodating cavity, and the primary filter module is detachably mounted on the shutter.

In one of the embodiments, the first air guide structure further includes a secondary filter module, and the secondary filter module is provided on the side of the intake fan facing away from the primary filter module;

The secondary filter module is used for secondary filtering of the air introduced into the accommodating cavity.

In one embodiment, the primary filter module includes filter cotton;

The secondary filter module includes an oil-proof net and an oil-proof bracket for installing the oil-proof net. The oil-proof bracket is installed in the housing and is located at the intake fan facing away from the primary filter module. On one side of the housing, an oil groove is formed between the oil-proof bracket and the casing, an oil hole communicating with the oil groove is arranged on the casing, and the oil hole can be blocked by a rubber plug.

In one embodiment, the second air guide structure includes an air outlet fan, and the air outlet fan is disposed on the casing at a position corresponding to the air outlet.

In one embodiment, a cable connection structure is further provided on the housing, and the cable connection structure includes a cable connection frame and a plurality of rubber blocks mounted on the cable connection frame, and the cables are provided on the rubber blocks A hole and an opening communicating with the cable hole.

In one embodiment, the rubber blocks are arranged in a matrix.

In one of the embodiments, the cable connection structure further includes a plurality of plugs that can block the cable holes.

In one embodiment, the casing includes a lower casing and an upper casing disposed on the lower casing, and the accommodating cavity, the air inlet and the air outlet are disposed on the lower casing. on the casing.

In one of the embodiments, a sealing strip is provided on the side of the lower casing facing the upper casing.

In the above protection device, an accommodating cavity is provided on the casing, so that the robot control cabinet can be placed in the accommodating cavity. The outside air is introduced into the accommodating cavity of the casing through the intake fan. Before the air is introduced, the primary filter module will filter the air to be introduced, so as to remove the oil mist, water vapor and Dust and the like are filtered and removed through the primary filter module, so as to protect against dust, water vapor and oil mist. The gas in the accommodating cavity is led out of the casing through the second air guide structure, so that the original hot air in the accommodating cavity is discharged to the outside of the casing, so that the air inside the protective device can be evacuated. circulation, so that the protective device has a good function of ventilation and heat dissipation.

Description of drawings

Fig. 1 is the structural representation of the protective device of the present invention;

Fig. 2 is the structural representation of another angle of Fig. 1;

FIG. 3 is a schematic structural diagram of FIG. 1 after removing the upper casing;

Fig. 4 is the structural representation of another angle of Fig. 3;

Fig. 5 is the sectional schematic diagram at A-A place in Fig. 4;

Fig. 6 is the enlarged schematic diagram of A place in Fig. 5;

FIG. 7 is a schematic view of the structure of FIG. 3 after removing the plug.

The meanings of the symbols in the accompanying drawings are:

1-shell; 11-lower shell; 111-accommodating cavity; 112-air inlet; 113-air outlet; 12-upper shell; 13-sealing strip;

2-First air guide structure; 21-Intake fan; 22-First-level filter module; 23-Second-level filter module; 231-Oil-proof net; 232-Oil-proof bracket; 233-Rubber plug;

3-Second air guide structure; 31-Exhaust fan;

4-cable connection structure; 41-cable connection frame; 42-rubber block; 421-cable hole; 422-opening; 43-plug.

Detailed ways

In order to facilitate the understanding of the present utility model, the present utility model will be more fully described below with reference to the related drawings. The preferred embodiments of the present utility model are shown in the accompanying drawings. However, the present invention may be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that a thorough and complete understanding of the present disclosure is provided.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention.

As shown in FIG. 1 to FIG. 7 , it is a protective device according to an embodiment of the present invention.

As shown in FIG. 1 to FIG. 7 , the protective device includes a housing 1 , a first air guide structure 2 and a second air guide structure 3 . The housing 1 is provided with an accommodating cavity 111 and is connected with the accommodating cavity 111 . The air inlet 112 and the air outlet 113 communicate with the cavity 111 .

The first air guide structure 2 includes an intake fan 21 and a primary filter module 22. The intake fan 21 is disposed on the housing 1 at a position corresponding to the air inlet 112. The primary filter module 22 is provided on the side of the intake fan 21 facing away from the accommodating cavity 111 . The intake fan 21 is used to introduce external air into the accommodating cavity 111 , and the primary filter module 22 is used to filter the air to be introduced once.

The second air guide structure 3 is disposed on the casing 1 at a position corresponding to the air outlet 113 , and the second air guide structure 3 is used to guide the gas in the accommodating cavity 111 to the casing outside the body 1.

In the protective device, an accommodating cavity 111 is provided on the housing 1 , so that the robot control cabinet can be placed in the accommodating cavity 111 . The outside air is introduced into the accommodating cavity 111 of the housing 1 through the intake fan 21. Before the air is introduced, the primary filter module 22 filters the air to be introduced to remove the oil in the air. Fog, water vapor, dust, etc. are filtered and removed by the primary filter module 22, so as to protect against dust, water vapor and oil mist. The gas in the accommodating cavity 111 is led out of the casing 1 through the second air guide structure 3 , so that the original hot gas in the accommodating cavity 111 is discharged to the outside of the casing 1 . The circulation of the air inside the protective device enables the protective device to have a good function of ventilation and heat dissipation.

Further, when the control cabinet of the robot is placed in the accommodating cavity 111 of the housing 1 of the protective device, the external air will enter the accommodating cavity 111 through the first air guide structure 2, and then the air will pass through the control cabinet The front fan enters the control cabinet, and the hot air inside the control cabinet is exhausted by the rear fan of the control cabinet. Finally, the second air guide structure 3 extracts the hot air through the rear fan of the protective box and exports it to the outside of the housing 1 , to achieve ventilation and heat dissipation.

In one embodiment, as shown in FIG. 1 , the casing 1 includes a lower casing 11 and an upper casing 12 disposed on the lower casing 11 , the accommodating cavity 111 , the air inlet 112 and the air outlet 113 are arranged on the lower casing 11 to form the casing 1 . Understandably, the first air guide structure 2 and the second air guide structure 3 will be installed on the lower casing 11 .

In one embodiment, as shown in FIG. 3 , a sealing strip 13 is provided on the side of the lower casing 11 facing the upper casing 12 . By arranging the sealing strip 13, when the upper casing 12 is fastened on the lower casing 11, the sealing performance between the upper casing 12 and the lower casing 11 is enhanced, and the external air is prevented from passing through the lower casing 11. The gap between the upper casing 12 and the lower casing 11 enters the accommodating cavity 111 .

In one embodiment, as shown in FIG. 3 and FIG. 4 , the intake fan 21 includes a fan body and a louver installed on the fan body, and the fan body is disposed on the casing 1 corresponding to the For the position of the air inlet 112, the shutter is located on the side of the fan body facing away from the accommodating cavity 111, and the primary filter module 22 is detachably mounted on the shutter.

By detachably installing the primary filter module 22 on the shutter, the quick release and quick replacement of the primary filter module 22 can be implemented, so that the primary filter module 22 can be quickly replaced when the primary filter module 22 fails.

Preferably, the primary filter module 22 can be detachably mounted on the shutter by means of snap connection, so as to realize quick release and quick replacement of the primary filter module 22 .

In one embodiment, as shown in FIG. 3 and FIG. 4 , the primary filter module 22 includes filter cotton, and the filter cotton absorbs oil mist, water vapor and dust in the air.

In one embodiment, as shown in FIG. 3 to FIG. 6 , the first air guide structure 2 further includes a secondary filter module 23 , and the secondary filter module 23 is disposed on the intake fan 21 facing away from the One side of the primary filter module 22 . Preferably, the secondary filter module 23 is arranged on the side of the fan body facing away from the shutter.

The secondary filter module 23 is used to filter the air introduced into the accommodating cavity 111 for the second time. It can be understood that the primary filter module 22 will filter the air for the first time, and the secondary filter module 23 will filter the air for the second time, so as to filter the oil mist in the air for the second time to avoid Impurities such as oil mist enter the accommodating cavity 111 with the air, and have an impact on the devices (eg, control cabinets) accommodated in the accommodating cavity 111 .

In one embodiment, as shown in FIGS. 3 to 6 , the secondary filter module 23 includes an oil-proof net 231 and an oil-proof bracket 232 for installing the oil-proof net 231 , and the oil-proof bracket 232 is installed. Inside the casing 1 and on the side of the intake fan 21 facing away from the primary filter module 22 , an oil groove 230 is formed between the oil-proof bracket 232 and the casing 1 . The housing 1 is provided with an oil hole communicating with the oil groove 230 , and the oil hole can be blocked by a rubber plug 233 .

When the air introduced by the intake fan 21 still contains oil mist, the oil-proof net 231 will further filter the air, and the filtered oil mist will fall into the oil tank 230 along the oil-proof net 231 . Inside. If the oil in the oil tank 230 needs to be discharged, it is only necessary to pull out the rubber plug 233 .

In one embodiment, as shown in FIGS. 3 to 5 , the second air guide structure 3 includes an air outlet fan 31 , and the air outlet fan 31 is disposed on the housing 1 at a position corresponding to the air outlet 113 . By setting the air outlet fan 31 , the air in the accommodating cavity 111 of the casing 1 is led out of the casing 1 .

In one embodiment, as shown in FIG. 3 and FIG. 7 , the casing 1 is further provided with a cable connection structure 4 , and the cable connection structure 4 includes a cable connection frame 41 and is mounted on the cable connection frame 41 . There are several rubber blocks 42 , and the rubber blocks 42 are provided with cable holes 421 and openings 422 communicating with the cable holes 421 . Preferably, the rubber blocks 42 are arranged in a matrix.

The cable connection structure 4 adopts a cable lead-in frame structure to seal the cables. By arranging the structure of the rubber block 42, the rubber block 42 can be used to seal and connect the cables by means of interference compression.

In one embodiment, as shown in FIG. 3 and FIG. 7 , ten rubber blocks 42 with cable holes 421 and openings 422 are installed on the cable connection frame 41 . The size of each rubber block 42 corresponding to the cable hole 421 can be selected according to the thickness of the cable, and the position of each rubber block 42 can be freely exchanged.

In one embodiment, as shown in FIG. 3 and FIG. 7 , the cable connection structure 4 further includes a plurality of plugs 43 that can block the cable holes 421 . When the cable hole 421 is not used, the unused cable hole 421 can be blocked by the plug 43 to improve the sealing performance of the protection device.

The protective device of the embodiment of the present invention has the following advantages:

(1) It has excellent protection and sealing function and good ventilation and heat dissipation function;

(2) Standard parts on the market can be selected for each functional component, which is low in cost and can be used in large quantities;

(3) The connection with the cable adopts the semi-open rubber block 42 for interference sealing, and its modular structure is simple in structure and convenient in installation;

(4) It has three-proof functions of waterproof, dust-proof and oil-proof, and the sealing level can reach IP67.

The technical features of the above embodiments can be combined arbitrarily. In order to simplify the description, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, all It is considered to be the range described in this specification.

The above examples only represent the preferred embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the patent of the present invention. It should be pointed out that for those of ordinary skill in the art, some modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for this utility model shall be subject to the appended claims.

Claims (10)

1. A protective device, characterized in that: the air guide structure comprises an air inlet fan and a primary filtering module, wherein the air inlet fan is arranged on the shell and corresponds to the air inlet, and the primary filtering module is arranged on one side of the air inlet fan, which is back to the accommodating cavity;

the air inlet fan is used for guiding external air into the accommodating cavity, and the primary filtering module is used for filtering the air to be guided in for the first time;

the second air guide structure is arranged on the shell at a position corresponding to the air outlet, and the second air guide structure is used for guiding the air in the accommodating cavity out of the shell.

2. The shielding device of claim 1, wherein: the air inlet fan comprises a fan body and a louver arranged on the fan body, the fan body is arranged on the shell and corresponds to the position of the air inlet, the louver is located on one side, back to the containing cavity, of the fan body, and the primary filtering module is detachably arranged on the louver.

3. The shielding device of claim 1, wherein: the first air guide structure further comprises a secondary filtering module, and the secondary filtering module is arranged on one side, back to the primary filtering module, of the air inlet fan;

the secondary filtering module is used for carrying out secondary filtering on air guided into the accommodating cavity.

4. The shielding device of claim 3, wherein: the primary filtering module comprises filtering cotton;

the second grade filtration module includes the grease proofing net and is used for installing the grease proofing support of grease proofing net, grease proofing support mounting just is located in the casing inlet fan dorsad one side of first grade filtration module, grease proofing support with it has the oil groove to enclose between the casing, be provided with on the casing with the oilhole of oil groove intercommunication, oilhole accessible plug blocks.

5. The shielding device of claim 1, wherein: the second air guide structure comprises an air outlet fan, and the air outlet fan is arranged on the shell and corresponds to the air outlet.

6. The shielding device of claim 1, wherein: still be provided with cable junction structure on the casing, cable junction structure includes cable junction frame and installs a plurality of rubber blocks on the cable junction frame, be provided with on the rubber block cable hole and with the opening of cable hole intercommunication.

7. The guard of claim 6, wherein: the rubber blocks are arranged in a matrix form.

8. The guard of claim 6, wherein: the cable connection structure further comprises a plurality of plugs capable of plugging the cable holes.

9. The shielding device of claim 1, wherein: the shell comprises a lower shell and an upper shell arranged on the lower shell, and the accommodating cavity, the air inlet and the air outlet are arranged on the lower shell.

10. The guard of claim 9, wherein: one side of the lower shell, which faces the upper shell, is provided with a sealing strip.

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