CN219691437U

CN219691437U - Fan section guard gate that stability is good

Info

Publication number: CN219691437U
Application number: CN202320639874.6U
Authority: CN
Inventors: 孔宪明
Original assignee: Shanghai Zhongbao Guard Business Consulting Co ltd
Current assignee: Shanghai Zhongbao Guard Business Consulting Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-09-15
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a fan section protective door with good stability, and relates to the technical field of fan section protective doors. This kind of fan section guard gate that stability is good, including a door frame, be provided with the frame all around in the outside of door frame, the door frame is provided with two doors, two the door is outer door and interior door respectively, be provided with the hole on the outer door, the outer door inboard is provided with the bracing piece, be provided with the relief valve on the outer door, just the relief valve passes the hole, the outside of relief valve outer door is located to the relief valve, be provided with two square mouths on the interior door, two the gomphosis has the iron net in the square mouths, has set up the relief valve on the outer door of this fan section guard gate, can balance inside and outside pressure when inside unit work to reduce the unbalanced pressure that inside produced, avoided the not hard up of guard gate, set up the expansion screw, thereby strengthened the fixing to guard gate and wall body.

Description

Fan section guard gate that stability is good

Technical Field

The utility model relates to the technical field of fan section protection doors, in particular to a fan section protection door with good stability.

Background

When the motor has a large fault, the motor cooling fan also belongs to a vulnerable part, and the fan section access door is generally opposite to the motor for facilitating later maintenance work, but the structure causes a problem that a certain danger exists when the unit working state enters and exits the fan section, namely, when the unit working state opens the fan section access door, negative pressure exists, so that an operator can easily suck the fan into the box. Therefore, an inner door is generally added at the position of the access door of the fan section to protect, namely the so-called inner protection door of the fan section, which plays a role in protecting before pressure relief when the access door is opened.

In the using process of the existing fan section protective door, the internal pressure is not balanced and relieved due to the fact that the internal unit works in a negative pressure state, the door is stressed for a long time, and the protective door is not firmly connected with a wall body, so that loose conditions are generated.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the fan section protective door with good stability, which solves the problem that the door is stressed for a long time under the condition that negative pressure is generated in the working of an internal unit, and the internal pressure is not balanced and relieved, so that the protective door is not firmly connected with a wall body, and the problem of looseness is generated.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a fan section guard gate that stability is good, includes a door frame, be provided with the frame all around in the outside of door frame, the door frame is provided with two doors, two the door is outer door and interior door respectively, be provided with the hole on the outer door, the outer door inboard is provided with the bracing piece, be provided with the relief valve on the outer door, just the relief valve passes the hole, the outside of relief valve outer door is provided with two square openings on the interior door, two the gomphosis has the iron net in the square opening.

Preferably, the outer door is provided with a large handle, and the inner door is provided with small handles inside and outside.

Preferably, the frame is provided with expansion screws.

Preferably, the outer door and the inner door are both connected with the door frame by adopting hinge hinges.

Preferably, the pressure relief valve is a spring type pressure relief valve.

Preferably, the door frame, the outer door and the inner door are all made of stainless steel.

Preferably, the left end of the supporting rod is rotationally connected with the base, the base is arranged on the inner side of the outer door, the right end of the supporting rod is connected with the pulley, the pulley is connected with the guide rail of the matched slideway, and the guide rail is provided with the clamping groove.

(III) beneficial effects

The utility model provides a fan section protective door with good stability. The beneficial effects are as follows:

(1) The pressure release valve is arranged on the outer door of the fan section protective door, so that the internal pressure and the external pressure can be balanced when the internal unit works, the unbalanced pressure caused by the negative pressure generated inside is reduced, and the loosening of the protective door is avoided.

(2) The frame is arranged around the door frame of the fan section protective door, plays a role in binding and fixing the protective door, and simultaneously is provided with the expansion screw, so that the fixation of the protective door and the wall body is enhanced, and the overall stability of the fan section protective door is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a rear door structure;

FIG. 3 is a schematic view of a door frame;

fig. 4 is a schematic view of the structure of the support bar and the guide rail.

In the figure: 1. a door frame; 2. a frame; 3. an outer door; 4. a pressure release valve; 5. a large handle; 6. a pulley; 7. an inner door; 8. a small handle; 9. an iron net; 10. an expansion screw; 11. a support rod; 12. a guide rail; 13. a clamping groove; 14. and (5) a base.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a fan section guard gate that stability is good, includes a door frame 1, be provided with frame 2 all around in the outside of door frame 1, door frame 1 is provided with two doors, two the door is outer door 3 and interior door 7 respectively, be provided with the hole on the outer door 3, the outer door 3 inboard is provided with bracing piece 11, be provided with relief valve 4 on the outer door 3, just relief valve 4 passes the hole, the outside of relief valve 4 outer door 3, be provided with two square mouths on the interior door 7, two the gomphosis has iron net 9 in the square mouths, has set up relief valve 4 on the outer door of this fan section guard gate, can balance inside and outside pressure in the during operation of inside unit to reduce the unbalanced pressure that the negative pressure that inside produced brought, avoid guard gate's not hard up, simultaneously interior door 7 sets up iron net 9, plays balanced inside and outside pressure of interior door 7, plays the partition effect simultaneously and prevents that the negative pressure from inhaling the unit.

The outer door 3 is provided with a large handle 5, the inner door 7 is provided with a small handle 8, the outer door 3 is opened under pressure and is not easy to open, the large handle 5 is arranged to easily exert force to open the door, the inner door 7 is the same in pressure and the outer door 7 are the same in pressure, and the small handle 8 is convenient and saves cost.

The expansion screw 10 is arranged on the frame 2, and meanwhile, the expansion screw 10 is arranged on the frame 2, so that the fixation of the protection door and the wall body is enhanced, and the overall stability of the protection door of the fan section is improved.

The pressure relief valve 4 adopts a spring type pressure relief valve, and can balance the internal pressure and the external pressure during the working of an internal unit, thereby reducing the unbalanced pressure caused by the negative pressure generated in the internal unit and avoiding the loosening of the protective door.

The door frame 1, the frame 2, the outer door 3 and the inner door 7 are made of stainless steel materials, and the stainless steel materials are not easy to damage, and meanwhile, the pressure resistance is large and not easy to deform, so that the overall stability of the protective door is improved.

The base 14 is connected in the rotation of bracing piece 11 left end, the inboard at outer door 3 is installed to base 14, the right-hand member of bracing piece 11 is connected with pulley 6, pulley 6 connects the guide rail 12 at assorted slide, just be provided with draw-in groove 13 on the guide rail 12, when pulley 6 slides draw-in groove 13 on the guide rail 12, prevent the removal of bracing piece 11, just bracing piece 11 plays the effect of fixed outer door 3 when outer door 3 is opened.

During operation, the frame 2 is clamped on the wall during installation, then the protective door is fixed by screwing the expansion screw 10, a worker firstly opens the pressure release valve 4 to release pressure, then pulls the outer door 3 open through the large handle 5, then pushes the pulley 6 on the support rod 11 to the clamping groove 13, thereby fixing the outer door 3, preventing the outer door 3 from closing by itself, then pushing the inner door 7 open through the small handle 8, and finally entering the internal unit for maintenance.

In summary, the relief valve has been set up on this fan section guard gate's the outer door, can balance inside and outside pressure in the during operation of inside unit to reduce the unbalanced pressure that the negative pressure that inside produced brought, avoided guard gate's not hard up, set up the inflation screw simultaneously on the frame, strengthened the fixed to guard gate and wall body, thereby improved fan section guard gate's overall stability.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fan section guard gate that stability is good, includes a door frame (1), its characterized in that: the door frame is characterized in that a frame (2) is arranged on the periphery of the outer side of the door frame (1), two doors are respectively arranged on the outer door (3) and the inner door (7), a hole is formed in the outer door (3), a pressure release valve (4) is arranged on the outer door (3), the pressure release valve (4) penetrates through the hole, a supporting rod (11) is arranged on the inner side of the outer door (3), the pressure release valve (4) is located the outer side of the outer door (3), two square openings are formed in the inner door (7), and an iron net (9) is embedded in the square openings.

2. The stabilized fan section guard door of claim 1 wherein: the outer door (3) is provided with a large handle (5), and the inner door (7) is provided with small handles (8) both inside and outside.

3. The stabilized fan section guard door of claim 1 wherein: and an expansion screw (10) is arranged on the frame (2).

4. The stabilized fan section guard door of claim 1 wherein: the outer door (3) and the inner door (7) are both connected with the door frame (1) by adopting hinge hinges.

5. The stabilized fan section guard door of claim 1 wherein: the pressure relief valve (4) is a spring type pressure relief valve.

6. The stabilized fan section guard door of claim 1 wherein: the door frame (1), the frame (2), the outer door (3) and the inner door (7) are made of stainless steel.

7. The stabilized fan section guard door of claim 1 wherein: the left end of the supporting rod (11) is rotationally connected with the base (14), the base (14) is installed on the inner side of the outer door (3), the right end of the supporting rod (11) is connected with the pulley (6), the pulley (6) is connected with the guide rail (12) of the matched slideway, and the guide rail (12) is provided with the clamping groove (13).