CN204362465U - A kind of protection cabinet hermetically-sealed construction - Google Patents

Abstract

The utility model relates to technical field of sealing technology, particularly relates to a kind of protection cabinet hermetically-sealed construction.Sealing structure comprises door-plate, fixed mount, sealing strip and doorframe.By mounting and fixing support on door-plate, for fixing seal bar, when door-plate cuts out, door-plate and doorframe compression seal bar, thus realize sealing effectiveness.Sealing structure solves well in equipment or regulator cubicle, the sealing problem of door-plate and kinds of surface form doorframe, especially plane form doorframe; Simultaneously the version of fixed mount uniqueness, can need fixing seal bar flexibly according to position, can avoid door-hinge position, thus solves the problem that sealing strip easily loosens in switch gate repeatedly.Sealing structure is simply effective, economical reliable, good manufacturability, is easy to manufacture use, and total cost is low.

Description

A protective cabinet sealing structure

technical field

The utility model relates to the field of sealing technology, in particular to a sealing structure of a protective cabinet.

Background technique

Usually, automation equipment or electrical equipment are installed in protective cabinets to protect the equipment. In order to further ensure the clean environment inside the equipment or the insulation of the electrical cabinets, it is necessary to prevent dust and moisture. Therefore, the door of the protective cabinet Sealing measures are required. At present, the commonly used sealing structure of the protective cabinet is to directly stick the sealing strip inside the door panel, and protrude a part of the door frame on the protective cabinet to make it fit with the sealing strip on the door panel to achieve the sealing effect. However, when the structure of the door frame is in the form of a flat plate, this sealing structure is not suitable because it cannot achieve a good sealing effect, and if the sealing strip is directly installed on the hem of the door panel or on the door frame, the sealing strip is often not fixed easily. Lose.

Especially at the door shaft, the sealing strip is often close to the door shaft, and when the door is opened and closed many times, the sealing strip will become loose and affect the sealing effect of the equipment or electrical cabinet.

In the prior art, the above-mentioned problem is also solved by selecting a sealing strip with a complex shape, but the cost of the sealing structure will also increase accordingly, and in equipment or electrical cabinets where a large number of sealing strips are used, the total cost of the equipment will be increased.

Therefore, in view of the above deficiencies, it is necessary to provide a protective cabinet sealing structure with simple and economical structure and better sealing effect.

Utility model content

(1) Technical problems to be solved

The purpose of the utility model is to provide a protective cabinet sealing structure to solve the problems of the existing protective cabinet door sealing structure, such as narrow application range, poor fixing of sealing strips and complex structure.

(2) Technical solutions

In order to solve the above technical problems, the utility model provides a protective cabinet sealing structure, including a door panel, a sealing strip, a fixing frame and a door frame corresponding to the door panel, and the fixing frame is fixed on the door panel and the door frame In a corresponding position, the sealing strip is fixed on the fixing frame and cooperates with the door frame.

Preferably, the fixing frame has two first and second folding edges parallel to each other, the first folding edge of the fixing frame is fixed on the door panel, and the sealing strip is fixed on the fixing frame on the second fold.

Preferably, the sealing strip is pasted on the second hem of the fixing frame.

Preferably, the second hem of the fixing frame is flush with the hem of the door panel.

Preferably, the fixing frame has a plane that fits with the door panel and a snap-in portion connected with the sealing strip.

Preferably, the clamping portion is a strip-shaped clamping groove, one side of the sealing strip is embedded in the clamping groove, and the other side is matched with the door frame.

Preferably, the clamping part is a bending back groove, one side of the sealing strip is buckled with the bending back groove, and the other side of the sealing strip is matched with the door frame.

Preferably, the clamping portion is a bend, one side of the sealing strip is a connecting cylinder with a long slot, and the sealing strip is clamped with the bend through the long slot.

Preferably, a plurality of fixing frames are spliced along the periphery of the door panel to form a closed frame.

(3) Beneficial effects

The above-mentioned technical scheme of the utility model has the following advantages: in the sealing structure of the protective cabinet provided by the utility model, the fixing frame is fixed on the door panel at a position corresponding to the door frame, the sealing strip is fixed on the fixing frame, and the door is closed At this time, the fixing frame and the door frame correspond to extrude the sealing strip, which can have a good sealing effect; because the fixing frame is used alone to fix the sealing strip, the sealing strip is not directly attached to the door panel or door frame, and the sealing strip is fixed at a place far away from the door shaft, thereby The sealing strip is fixed firmly and is not easy to fall; at the same time, there is no need to set a sealing strip on the door frame. Under the premise of ensuring a good sealing effect, the sealing structure of the application can adopt a flat door frame or a non-flat door frame, and the application range is wide; the utility model The sealing structure is simple and convenient, easy to process and produce, and saves cost. In addition, the setting of the fixing frame has a strengthening effect on the strength of the door panel.

In a preferred solution of the present invention, the fixing frame has two first and second folded edges parallel to each other, the first folded edge is used for fixing it on the door panel, and the second folded edge is used for fixing the sealing strip. The sealing strip can be fixed on the edge of the fixing frame by selecting a simple sealing strip with an adhesive strip. In this scheme, the fixing frame and the door panel, the fixing frame and the sealing strip are all fixed on a plane, and the manufacturing process is good. Firm and reliable, better sealing effect, saving cost.

In another preferred solution of the present invention, the second folded edge for fixing the sealing strip on the fixing frame is flush with the folded edge of the door panel, which can not only ensure effective sealing effect but also be reliable and beautiful.

In yet another preferred solution of the present utility model, the fixing frame has a plane that fits with the door panel, and there is also a clamping part connected with the sealing strip. Utilizing the unique structure of the fixing frame itself, only one side of the sealing strip needs to be The fixed connection between the sealing strip and the fixing frame can be realized by connecting with the clamping part of the fixing frame.

In yet another preferred solution of the present invention, the fastening part of the fixing frame is a long strip-shaped slot, one side of the sealing strip is embedded in the slot, and the other side matches the door frame. The scheme is simple in structure and firmly fixed.

In another preferred solution of the present utility model, the fastening part of the fixing frame is a bending back groove, one side of the sealing strip is buckled with the bending back groove, and the other side is matched with the door frame. The unique structure of the back groove and the elasticity of the sealing strip can effectively achieve the effect of clamping and fixing.

In another preferred solution of the present utility model, the clamping part is a bend, and one side of the sealing strip is a connecting cylinder with a long notch, and the sealing strip is clamped with the bending of the fixing frame through the long notch. internal connection, to achieve a good snap-fit fixation.

In another preferred solution of the present utility model, the fixed frame is spliced along the periphery of the door panel to form a closed frame, which is convenient for modular production and manufacturing, and other tailings can also be used to save costs. It is necessary to reasonably arrange the position of the fixing frame to achieve a better sealing effect.

Description of drawings

Fig. 1 is a schematic diagram of the sealing structure of the protective cabinet described in Embodiment 1;

Fig. 2 is a schematic diagram of the sealing structure of the protective cabinet described in Embodiment 2;

Fig. 3 is a schematic diagram of the sealing structure of the protective cabinet described in Embodiment 3;

Fig. 4 is a schematic diagram of the sealing structure of the protective cabinet described in Embodiment 4;

Fig. 5 is a three-dimensional rendering of the sealing structure of the protective cabinet shown in Fig. 3;

Fig. 6 is a schematic diagram of the overall appearance of the sealing structure of the protective cabinet according to the embodiment of the present invention.

In the figure: 1: door panel; 2: fixed frame; 3: sealing strip; 4: door frame.

Detailed ways

The specific implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

Embodiment one

As shown in FIG. 1 , a protective cabinet sealing structure provided by an embodiment of the utility model includes a door panel 1 , a fixing frame 2 , a sealing strip 3 and a door frame 4 . The fixing frame 2 is fixed on the door panel 1, usually by welding, the sealing strip 3 is fixed on the fixing frame 2, and the sealing strip 3 is attached to the outer surface of the door frame 4 to achieve a sealing effect.

The door edge of the door panel 1 is usually bent from a metal plate. In this embodiment, the fixing frame 2 is bent from a metal plate with the same thickness as the door panel 1. The fixing frame 2 has two right-angle folds, one of which is folded One edge is used to fix it on the door panel 1, and the other edge is used for fixing the sealing strip 3, and the folding edge of the fixing sealing strip 3 is flush with the door panel folding edge.

As shown in Figure 1, the sealing strip 3 is a simple and common rectangular sealing strip. The width of the sealing strip is 12mm, the thickness before compression is 5mm, and the thickness after compression is about 3mm, which achieves a good sealing effect. 3 There is an adhesive strip on the back, which is used to stick it on the fixed frame, but it is not limited to the rectangular sealing strip, as long as it can be fixed with the fixed frame, and can be closely matched with the door frame at the same time, the sealing strip that achieves the sealing effect is included in the utility model. within the scope of protection.

As shown in Figure 1, the outer surface of the door frame 4 is in the form of a plane without protrusions and inclinations. When the door panel 1 is closed, the door panel 1 and the door frame 4 compress the sealing strip, thereby achieving a better sealing fit with the planar door frame. Effect.

Embodiment two

As shown in Figure 2, the section of the fixing frame 2 is an open circular raceway shape, and a long strip-shaped slot is formed in the middle. The closed side of the fixing frame 2 is fixed on the door panel 1, and one side of the sealing strip 3 passes through the The opening of the fixing frame 2 is embedded in the card slot, so that the sealing strip 3 is clamped in the fixing frame 2, and the other side of the sealing strip can be closely matched with the door frame. When the door panel 1 is closed, under the extrusion of the door frame 4, The sealing strip 3 is compressed, and the sealing strip closely adheres to the outer surface of the door frame 4 to achieve a sealing effect. Embodiment 2 makes full use of the special slot structure of the fixing frame to fasten and fix the sealing strip and closely cooperates with the door frame, which is simple and effective, has a good sealing effect, and saves costs.

It should be noted that the fixing frame is not limited to the structure shown in Figure 2, and can also be other deformed structures, as long as it has a plane that can closely fit the door panel, and the fixing frame that is clamped and fixed with the sealing strip is included in the utility model. within the scope of protection. As shown in Fig. 3 and Fig. 4, the third and fourth embodiments of the "J" type fixed frame are shown. The clamping part of the sealing strip forms a reverse clamping and fixing. One side of the sealing strip in Figure 4 is a connecting cylinder with a long notch, and the sealing strip is connected to the bent clamping part through the long notch. Figure 5 is a schematic diagram of the overall appearance of the sealing structure shown in Figure 3, one plane of the fixing frame 2 is fixed on the door panel 1, one side of the sealing strip is clamped and fixed with the fixing frame, and the other side of the sealing strip is tightly connected to the door frame Cooperate to achieve the sealing effect.

Fig. 6 is an overall appearance diagram of the sealing structure of the protective cabinet of the present invention, in which a plurality of fixing frames are fixed on the door panel, and each fixing frame is connected and fixed to each other to form a closed structure, so that the inside of the device can be completely sealed. Since the fixing frame is fixed at a place away from the door shaft, the sealing strip will not become loose due to repeated opening and closing of the door panel and affect the sealing effect. At the same time, each of the fixing frames has the effect of strengthening and stabilizing the strength of the door panel.

It should be noted that in this series of embodiments, the fixing frame is made of bent metal sheet with the same thickness as the door panel, so that the tailings of the door panel can be used to save costs and reduce consumption. However, the fixing frame is not limited to bending with a metal sheet become, also can select section bar for use, for example H-shaped steel, angle steel or channel steel etc. can realize the fixed frame of the present utility model all can.

It should be noted that the fixing method of the utility model is not limited to welding and fixing, and can also be seamlessly fixed by using metal bonding and other connection and fixing methods; Matched sealing strip.

It should be noted that the protective cabinet sealing structure of the present utility model can be applied to flat door frames to achieve a better sealing effect, and is also applicable to door frames with raised or inclined outer surfaces.

It should be noted that the utility model adopts the protective cabinet sealing structure of the first embodiment as the optimal implementation mode.

To sum up, the sealing structure of a protective cabinet of the present utility model is simple and convenient, has high reliability, superior sealing effect, wide application range and lower cost.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present invention. and range.

Claims (9)

1. a protection cabinet hermetically-sealed construction, comprise door-plate, sealing strip, fixed mount and the doorframe corresponding with described door-plate, it is characterized in that, described fixed mount is fixed on position corresponding with described doorframe on described door-plate, described sealing strip is fixed on described fixed mount, and coordinates with described doorframe.

2. protection cabinet hermetically-sealed construction according to claim 1, it is characterized in that, described fixed mount has two the first flangings and the second flanging that are parallel to each other, and the first flanging of described fixed mount is fixed on described door-plate, and described sealing strip is fixed on the second flanging of described fixed mount.

3. protection cabinet hermetically-sealed construction according to claim 2, is characterized in that, described sealing strip is pasted onto on the second flanging of described fixed mount.

4. protection cabinet hermetically-sealed construction according to claim 2, is characterized in that, the second flanging of described fixed mount is concordant with the flanging of described door-plate.

5. protection cabinet hermetically-sealed construction according to claim 1, is characterized in that, described fixed mount has the plane fitted with described door-plate and the Access Division be connected with described sealing strip.

6. protection cabinet hermetically-sealed construction according to claim 5, is characterized in that, described Access Division is the draw-in groove of a strip, and a side of described sealing strip embeds in described draw-in groove, and another side matches with described doorframe.

7. protection cabinet hermetically-sealed construction according to claim 5, is characterized in that, described Access Division is bending return-enclosure, and a side and the described bending return-enclosure of sealing strip are interlocked, and another side of sealing strip matches with described doorframe.

8. protection cabinet hermetically-sealed construction according to claim 5, is characterized in that, described Access Division is a bending, and a side of described sealing strip is the connection cylinder having long rabbet, and described sealing strip is by described long rabbet and described bending clamping.

9. protection cabinet hermetically-sealed construction according to claim 1, is characterized in that, multiple described fixed mount is spliced to form closed framework along described door-plate surrounding.