Box body structure of fire-fighting smoke exhaust fan

Abstract

The utility model discloses a box body structure of a fire-fighting smoke exhaust fan. The box body structure comprises a box body provided with an inlet and an outlet; the air pipe is arranged in the box body; the telescopic pipes are detachably arranged at the two ends of the air pipe; the storage mechanism is arranged on the box body; the extension mechanism is matched with the telescopic pipe; the extension mechanism comprises a storage box arranged on the outer wall of the box body, an extension pipe, first connecting plates arranged at the two ends of the extension pipe, a second connecting plate arranged on the telescopic pipe, an elastic plate arranged on the first connecting plates and a clamping block arranged on the elastic plate, the second connecting plate is provided with an insertion hole matched with the elastic plate, and the elastic plate can pass through the insertion hole.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of fire fighting equipment, especially relates to a fire-fighting smoke exhaust fan box body structure. BACKGROUND

[0002] With the development of social economy, high-rise civil buildings and industrial and mining enterprises are also increasing, and people's fire safety awareness is also gradually enhanced. As a perfect fire alarm system, the fire-fighting fire warning system is more and more widely used in high-rise civil buildings and industrial and mining enterprises. Among them, the fire-fighting fan box is a necessary fire-fighting device for high-rise civil buildings and industrial and mining enterprises.

[0003] Patent CN202222068159.X discloses a kind of fire-fighting fan, including mobile box, fire-fighting air pipe on mobile box, and suction fan in fire-fighting air pipe, and the left and right ends of fire-fighting air pipe are formed with the ventilation opening of mutual penetration, respectively, the left and right ends of fire-fighting air pipe are formed with telescopic section, so that the two ends of fire-fighting air pipe can be stretched out along the left and right sides of mobile box or the two ends of fire-fighting air pipe can be inboard retraction along the left and right sides of mobile box, and the suction end of suction fan is towards ventilation opening.The fire-fighting fan provided by the utility model can change the length of fire-fighting air pipe by telescopic section of fire-fighting air pipe, and when not in use, it can be completely stored in mobile box, when use, according to the use scene, the telescopic section of the two ends of fire-fighting air pipe is lengthened, so that the smoke exhaust distance is lengthened according to the demand, to increase its use range.

[0004] The above-mentioned patent changes the length of the air pipe by stretching the telescopic pipe, but the telescopic pipe has limited telescopic range, and if a longer smoke exhaust distance is required, a single telescopic pipe cannot meet the requirement. UTILITY MODEL CONTENTS

[0005] The content part of the present application is used to introduce the concept in a simple form, which will be described in detail in the specific embodiment part. The content part of the present application is not intended to identify the key features or essential features of the claimed technical solution, nor is it intended to limit the scope of the claimed technical solution.

[0006] In order to solve the technical problems mentioned in the background part, some embodiments of the present application provide a kind of fire-fighting smoke exhaust fan box body structure, including:

[0007] Box, which is provided with inlet and outlet;

[0008] Air pipe, which is arranged in the box;

[0009] Telescopic pipe, which is detachably arranged at both ends of the air pipe;

[0010] Storage mechanism, which is arranged on the box;

[0011] The extension mechanism cooperates with the telescopic pipe;

[0012] The extension mechanism comprises a receiving box arranged on the outer wall of the box body, an extension pipe, a first connecting plate arranged on two ends of the extension pipe, a second connecting plate arranged on the telescopic pipe, an elastic plate arranged on the first connecting plate, and a clamping block arranged on the elastic plate.

[0013] Preferably, the clamping block is provided with an inclined surface and an abutting surface, and the abutting surface can be attached to the second connecting plate.

[0014] Preferably, the first connecting plate is provided with a sealing strip, and the second connecting plate is provided with a sealing groove matched with the sealing strip.

[0015] Preferably, the receiving mechanism comprises a fixing frame arranged on the box body, a rotating shaft arranged on the fixing frame, a winding roller arranged on the rotating shaft, a handle arranged on the rotating shaft, and a cleaning assembly.

[0016] Preferably, the cleaning assembly comprises a fixed plate symmetrically arranged on the top of the box body, a guide rod arranged on the fixed plate, a mounting block arranged on the guide rod, a cleaning cotton detachably arranged on the mounting block, and a first elastic member sleeved on the guide rod, and the guide rod can slide relative to the fixed plate.

[0017] Preferably, the cleaning assembly further comprises a clamping groove arranged on the mounting block, a mounting plate matched with the clamping groove, a mounting hole arranged on the side wall of the clamping groove, a second elastic member arranged in the mounting hole, a top rod arranged on the end of the second elastic member, and a ball arranged on the end of the top rod, and the mounting plate is provided with a limiting groove matched with the ball.

[0018] Preferably, the cleaning assembly further comprises a bracket symmetrically arranged on both sides of the fixed plate and a guide roller arranged on the bracket.

[0019] Preferably, the bottom of the box body is provided with a movable wheel.

[0020] Preferably, the two sides of the box body are provided with a handle.

[0021] Preferably, the side wall of the box body is provided with an operation port, and the operation port is rotatably provided with a sealing door.

[0022] The application provides a fire-fighting smoke exhaust fan box body structure with adjustable air pipe length. BRIEF DESCRIPTION OF DRAWINGS

[0023] The drawings constituting a part of the present application are used to provide a further understanding of the present application, so that other features, objects and advantages of the present application become more apparent. The illustrative embodiment drawings of the present application and their descriptions are used to explain the present application, and do not constitute an improper limitation on the present application.

[0024] In addition, throughout the drawings, same or similar reference numerals can be used to designate same or similar elements. It should be understood that the drawings are schematic, and elements and elements are not necessarily drawn to scale.

[0025] In the drawings:

[0026] Figure 1 is a structural schematic view of the utility model.

[0027] Figure 2 is Figure 1 is an enlarged view of A of

[0028] Figure 3 is a structural schematic view of another view of the utility model.

[0029] Figure 4 is a cooperation schematic view of the extension mechanism of the utility model.

[0030] Figure 5 is Figure 4 is an enlarged view of A of

[0031] Figure 6 is a partial structural schematic view of the cleaning assembly of the utility model. DETAILED DESCRIPTION

[0032] Embodiments of the present disclosure will be described in more detail below with reference to the drawings. Although certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure can be implemented in various forms, and should not be interpreted as being limited to the embodiments set forth herein. Rather, these embodiments are provided to enable a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the present disclosure are for exemplary purposes only, and are not intended to limit the scope of protection of the present disclosure.

[0033] In addition, it should be further noted that, for ease of description, only parts related to the invention are shown in the drawings. In the case of no conflict, the embodiments in the present disclosure and the features in the embodiments can be combined with each other.

[0034] It should be noted that the concepts of "first", "second", etc. mentioned in the present disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0035] It should be noted that the modification of "one" or "multiple" in the present disclosure is illustrative but not restrictive, and those skilled in the art should understand that, unless otherwise explicitly indicated in the context, it should be understood as "one or more".

[0036] The present disclosure will be described in detail below with reference to the drawings and in combination with embodiments.

[0037] As Figures 1-6 A fire smoke exhaust fan box structure, comprising a box 1, a duct 2, an extension pipe 3, a storage mechanism and an extension mechanism, the box 1 is provided with an inlet 11 and an outlet 12 on both sides; the duct 2 is fixed in the box for installing the fan; the extension pipe 3 is selected from a corrugated pipe, which is fixed on both ends of the duct through screws and flanges; the storage mechanism is arranged on the top of the box for storing the power cord.

[0038] Specifically, the extension mechanism comprises a storage box 41, an extension pipe 42, a first connecting plate 43, a second connecting plate 44, an elastic plate 45 and a clamping block 46, the storage box 41 is fixed on the side wall of the box for storing the extension pipe 42; the extension pipe 42 is selected from a corrugated pipe; the first connecting plate 43 is fixed on the end of the extension pipe; the second connecting plate 44 is fixed on the end of the extension pipe and is provided with a insertion hole; the elastic plate 45 is fixed on the first connecting plate; the clamping block 46 is fixed on the elastic plate, the elastic plate can pass through the insertion hole, so when the length of the extension pipe is not enough, the extension pipe can be taken out from the storage box, the elastic plate is aligned with the insertion hole and inserted into the insertion hole, when the clamping block passes through the insertion hole completely, the first connecting plate and the second connecting plate are just fitted, and the clamping block is just fitted on the second connecting plate, thereby completing the connection of the extension pipe and the extension pipe, and further increasing the distance of the air duct.

[0039] As a preferred solution, the clamping block 46 is provided with an inclined surface 461 and an abutting surface 462, the inclined surface can guide the extrusion of the elastic plate to bend, which is convenient for the clamping block to pass through the insertion hole; the abutting surface can be fitted on the second connecting plate.

[0040] Specifically, the storage mechanism comprises a fixing frame 51, a rotating shaft 52, a winding roller 53, a handle 54 and a cleaning assembly, the fixing frame 51 is fixed on the top of the box; the rotating shaft 52 is rotatably connected to the fixing frame; the winding roller 53 is fixed on the rotating shaft for winding the power cord; the handle 54 is fixed on the end of the rotating shaft, the rotating shaft can be rotated through the handle, thereby driving the winding roller to rotate.

[0041] Further, the cleaning assembly comprises a fixed plate 551, a guide rod 552, a mounting block 553, cleaning cotton 554, a first elastic member 555, a mounting plate 556, a mounting hole, a second elastic member 557, a top rod 558 and a ball 559, the fixed plate 551 is symmetrically fixed on the top of the box body; the guide rod 552 is arranged on the fixed rod, and the guide rod can slide relative to the fixed plate; the mounting block 553 is fixed on the end of the guide rod, and a clamping groove is arranged on the mounting block; the first elastic member 555 is selected from a spring, the first elastic member 555 is sleeved on the guide rod, one end of the first elastic member 555 is fixed on the fixed plate, and the other end of the first elastic member 555 is fixed on the mounting block; the mounting plate 556 can be clamped in the clamping groove; the cleaning cotton 554 is fixed on the mounting plate, then the power cord can be clamped between two cleaning cottons by the first elastic member pushing the mounting block, so that the power cord is cleaned during the collection process; the mounting hole is arranged on the side wall of the clamping groove; the second elastic member 557 is selected from a spring, one end of the second elastic member 557 is fixed in the mounting hole; the top rod 558 is fixed on the end of the second elastic member, and the top rod 558 can slide relative to the inner wall of the mounting hole; the ball 559 is rotationally connected to the end of the top rod, and the mounting plate is provided with a limiting groove matched with the ball, then when the cleaning cotton is installed, the mounting plate is aligned with the clamping groove and pressed downward, the ball is extruded into the mounting hole, when the mounting plate is completely clamped into the clamping groove, the ball is aligned with the limiting groove, and the second elastic member pushes the ball into the limiting groove, so that the fixing of the cleaning cotton is completed.

[0042] As a preferred solution, the cleaning assembly further comprises a bracket 56 symmetrically arranged on both sides of the fixed plate and a guide roller 57 rotationally arranged on the bracket, which can limit the power cord.

[0043] In other embodiments, the first connecting plate 43 is fixed with a sealing strip 431, and the second connecting plate is provided with a sealing groove matched with the sealing strip.

[0044] In other embodiments, the bottom of the box body 1 is provided with a moving wheel 13.

[0045] In other embodiments, the two sides of the box body 1 are provided with a handle 14.

[0046] In other embodiments, the side wall of the box body 1 is provided with an operation port 15, and the operation port is rotationally provided with a sealing door 16.

[0047] The above description is only some of the preferred embodiments of the present disclosure and the explanation of the applied technical principles. Those skilled in the art should understand that the scope of the application involved in the embodiments of the present disclosure is not limited to the technical solutions formed by the specific combination of the above technical features, and should also cover other technical solutions formed by any combination of the above technical features or equivalent features without departing from the above inventive concept. For example, the above features are replaced with each other to form a technical solution with similar functions disclosed in the embodiments of the present disclosure (but not limited to).

Claims

1. A fire smoke exhaust fan box structure, comprising: a box body having an inlet and an outlet; a duct arranged in the box body; a telescopic pipe detachably arranged at both ends of the duct; a storage mechanism arranged on the box body; an extension mechanism cooperating with the telescopic pipe; characterized in that the extension mechanism comprises a storage box arranged on the outer wall of the box body, an extension pipe, a first connecting plate arranged at both ends of the extension pipe, a second connecting plate arranged on the telescopic pipe, an elastic plate arranged on the first connecting plate, and a clamping block arranged on the elastic plate, the second connecting plate is provided with a insertion hole cooperating with the elastic plate, and the elastic plate can pass through the insertion hole.

2. The fire smoke exhaust fan housing structure according to claim 1, wherein: The clamping block is provided with an inclined surface and an abutting surface, and the abutting surface can be attached to the second connecting plate.

3. The fire smoke exhaust fan housing structure according to claim 1, wherein: The first connecting plate is provided with a sealing strip, and the second connecting plate is provided with a sealing groove cooperating with the sealing strip.

4. The fire smoke exhaust fan housing structure according to claim 1, wherein: The storage mechanism comprises a fixing frame arranged on the box body, a rotating shaft arranged on the fixing frame, a winding roller arranged on the rotating shaft, a handle arranged on the rotating shaft, and a cleaning assembly.

5. The fire smoke exhaust fan housing structure according to claim 4, wherein: The cleaning assembly comprises a fixed plate symmetrically arranged on the top of the box body, a guide rod arranged on the fixed plate, a mounting block arranged on the guide rod, a cleaning cotton detachably arranged on the mounting block, and a first elastic member sleeved on the guide rod, and the guide rod can slide relative to the fixed plate.

6. The fire smoke exhaust fan housing structure according to claim 5, wherein: The cleaning assembly further comprises a clamping groove arranged on the mounting block, a mounting plate cooperating with the clamping groove, a mounting hole arranged on the side wall of the clamping groove, a second elastic member arranged in the mounting hole, a top rod arranged at the end of the second elastic member, and a ball arranged at the end of the top rod, and the mounting plate is provided with a limiting groove cooperating with the ball.

7. The fire smoke exhaust fan housing structure according to claim 5, wherein: The cleaning assembly further comprises a bracket symmetrically arranged on both sides of the fixed plate and a guide roller arranged on the bracket.

8. The fire service smoke control fan enclosure structure of claim 1, wherein: The bottom of the box body is provided with a movable wheel.

9. The fire service smoke control fan enclosure structure according to claim 1, wherein: The two sides of the box body are provided with a handle.

10. The fire service smoke control fan enclosure structure according to claim 1, wherein: The side wall of the box body is provided with an operation port, and the operation port is rotatably provided with a sealing door.

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