CN219160589U - Four-side detachable air exhaust shutter - Google Patents

Abstract

The utility model discloses an exhaust shutter with detachable four sides, which comprises a fixed frame and a movable frame; the fixed frame comprises a fixed plate and a bottom frame; the movable frame comprises a panel, an inner frame and a fan blade assembly; the inner frame is positioned on the inner side of the panel, and the fan blade component is rotatably arranged in the inner frame; the locking mechanism is arranged on two opposite side walls of the inner frame respectively and comprises two symmetrically arranged spring locking assemblies, and locking grooves matched with the spring locking assemblies one by one are formed in the side walls of the bottom frame. Through the cooperation between spring locking and the locking groove, realized the four sides of movable frame and the detachable connection between the fixed frame for the mounted position and the installation direction of movable frame can be controlled in a flexible way, also make the user to remove the movable frame from each direction simultaneously, and the dismouting process is simple convenient, can save user's installation and maintenance cost.

Description

Four-side detachable air exhaust shutter

Technical Field

The utility model relates to the technical field of aluminum alloy shutters, in particular to an exhaust shutter with detachable four sides.

Background

The existing self-hanging shutter air port is a one-way ventilation port, and is mainly used for automatic exhaust of a room with positive pressure, and the shutter naturally sags to isolate indoor and outdoor air exchange. Traditional tripe wind gap is mostly integral type structure, and frame and blade are the design of integral type promptly, and is comparatively loaded down with trivial details at installation and dismantlement process, and to the problem that its dismouting has a lot of inconvenience of non-professional, in case the tripe wind gap appears damaging, often need please professional to go to the door to handle, and the cost is higher, especially in country and the region that the cost of labor is higher. In addition, once damage appears in this kind of integral type tripe wind gap, often only can wholly change, and not only use cost is high, also can cause the waste of resource.

Disclosure of Invention

The utility model provides an exhaust shutter with detachable four sides, which solves the problems in the prior art. In order to achieve the above purpose, the present utility model provides the following technical solutions: the four-side detachable air exhaust shutter comprises a fixed frame and a movable frame; the fixed frame comprises a fixed plate and a bottom frame; the movable frame comprises a panel, an inner frame and a fan blade assembly; the inner frame is positioned on the inner side of the panel, and the fan blade assembly is rotatably arranged in the inner frame; the locking mechanism comprises two symmetrically arranged spring locking assemblies, locking grooves matched with the spring locking assemblies one by one are formed in the side walls of the bottom frame, and the spring locking assemblies are clamped with the corresponding locking grooves.

Preferably, the spring locking assembly comprises a locking seat, a locking rod and a first spring; the locking seat is fixedly arranged on the outer surface of the inner frame and provided with a first through groove, and the inner frame is provided with a second through groove matched with the first through groove; the locking rod comprises a front-end sliding rod, a U-shaped operation part and a rear-end sliding rod, the front-end sliding rod and the rear-end sliding rod are respectively connected with the locking seat in a sliding manner, and the end part of the front-end sliding rod can extend into a corresponding locking groove; the first spring is sleeved on the rear-end sliding rod, one end of the first spring is contacted with the U-shaped operation part, and the other end of the first spring is contacted with the locking seat; the U-shaped operation part is respectively connected with the front end sliding rod and the rear end sliding rod, and the protruding part of the U-shaped operation part penetrates through the first through groove and the second through groove.

Preferably, the fan blade assembly comprises a limiting shaft and a plurality of fan blade units, wherein each fan blade unit comprises a rotating shaft and a blade, and two ends of the rotating shaft are respectively and rotatably connected with the inner frame; one side of the blade is fixedly connected with the rotating shaft, and the other side of the blade is provided with an arc-shaped clamping groove; the arc-shaped clamping grooves can be lapped on the adjacent rotating shafts, and the arc-shaped clamping grooves adjacent to the limiting shafts can be lapped on the limiting shafts.

Preferably, the device also comprises a limiting plate and a limiting rod matched with the limiting plate; the limiting plate is arranged on the inner side of the blade, and a plurality of limiting holes are formed in the limiting plate at intervals; the inner frame is provided with a connecting shaft, the connecting shaft is sleeved with a second spring, the limiting rod is rotatably arranged on the connecting shaft, one end of the second spring is contacted with the inner frame, and the other end of the second spring is contacted with one end of the limiting rod; the other end of the limiting rod is provided with a hook which can be hung on the limiting hole.

Preferably, the number of the fan blade units is five.

Preferably, a sponge rubber sheet is adhered in the arc-shaped clamping groove.

Preferably, the fixed frame and the movable frame are made of aluminum alloy materials.

Preferably, the quick-release mechanism is matched with the locking mechanism, and comprises a quick-release seat, a first connecting rod and a second connecting rod; the quick release seat is fixedly arranged on the inner frame, the section of the quick release seat is of a U-shaped structure, one side wall of the U-shaped structure is in sliding connection with the first connecting rod, and the other side wall of the U-shaped structure is in sliding connection with the second connecting rod; the first connecting rod comprises a first cross rod and a first vertical rod, and the end part of the first cross rod is connected with the adjacent spring locking assembly; the second connecting rod comprises a second cross rod and a second vertical rod, and the end part of the second cross rod is connected with the adjacent spring locking assembly.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the spring locking assembly is arranged on the movable frame, the locking groove is arranged on the fixed frame, and the four sides of the movable frame are detachably connected with the fixed frame through the matching between the spring locking assembly and the locking groove, so that the installation position and the installation direction of the movable frame can be flexibly controlled, and meanwhile, a user can detach the movable frame from all directions, and the disassembly and assembly process is simple and convenient. The air exhaust shutter is convenient to install and detach and easy to replace, and can save the installation and maintenance cost of a user.

Drawings

FIG. 1 is a block diagram of a four-sided removable exhaust shutter according to an embodiment of the present utility model;

FIG. 2 is another angular block diagram of a four-sided removable air exhaust shutter according to an embodiment of the present utility model;

FIG. 3 is a front view of a four sided removable exhaust shutter according to an embodiment of the present utility model;

FIG. 4 is a rear view of a four sided removable exhaust shutter according to an embodiment of the present utility model;

FIG. 5 is an enlarged view of FIG. 4 at A;

FIG. 6 is a schematic diagram of a quick-release mechanism of a four-sided removable exhaust shutter according to an embodiment of the present utility model;

FIG. 7 is a diagram showing an open state of a four-sided detachable air exhaust shutter according to an embodiment of the present utility model;

in fig. 1 to 7, the correspondence between the names of the respective components and the reference numerals of the drawings is:

1-fixed frame, 11-fixed plate, 12-bottom frame, 121-locking groove, 2-movable frame, 21-panel, 221-second through groove, 22-inner frame, 23-fan blade component, 231-limit shaft, 232-fan blade unit, 2321-rotating shaft, 2322-blade, 23221-arc clamping groove, 24-spring locking component, 241-locking seat, 2411-first through groove, 242-locking bar, 2421-front end slide bar, 2422-U-shaped operation part, 2423-rear end slide bar, 243-first spring, 3-quick-release mechanism, 31-quick-release seat, 32-first connecting rod, 33-second connecting rod.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 7, the present utility model provides a four-side detachable air exhaust shutter, which comprises a fixed frame 1 and a movable frame 2; the fixed frame 1 comprises a fixed plate 11 and a bottom frame 12; the movable frame 2 comprises a panel 21, an inner frame 22 and a fan blade assembly 23; the inner frame 22 is positioned on the inner side of the panel 21, and the fan blade assembly 23 is rotatably arranged in the inner frame 22; the two opposite side walls of the inner frame 22 are respectively provided with a locking mechanism, the locking mechanism comprises two symmetrically arranged spring locking assemblies 24, the side walls of the bottom frame 12 are provided with locking grooves 121 which are matched with the spring locking assemblies 24 one by one, and the spring locking assemblies are clamped with the corresponding locking grooves.

In the utility model, the fixing frame 1 is arranged on the ventilation opening and can be fixedly connected by screws or other clamping components. The fixed frame 1 is detachably connected with the movable frame 2. The whole fixed frame 1 is rectangular structure, including fixed plate 11 and underframe 12, wherein underframe 12 is arranged in inserting the vent and provides the space for the installation of movable frame 2, and fixed plate 11 then joint is around the vent. Four locking grooves 121 are respectively arranged at four corners of the bottom frame 12, and the four locking grooves 121 are in one-to-one correspondence with four spring locking assemblies 24 on the movable frame 2; when it is necessary to install the movable frame 2, the inner frame 22 of the movable frame 2 is partially inserted into the base frame 12, and then the spring locking assembly 24 is operated, and the spring locking assembly 24 is installed into the locking groove 121, so that the installation of one corner position is completed, and the remaining three positions are also sequentially installed. In this embodiment, the spring locking assembly 24 is located in the inner frame 22 and faces to the indoor side, so that an operator can directly operate the spring locking assembly 24, when the movable frame 2 needs to be disassembled, the spring locking assembly 24 is manually controlled, the spring locking assembly 24 is separated from the locking groove 121, and the movable frame 2 and the fixed frame 1 are completely separated after the operation.

Preferably, the spring locking assembly 24 includes a locking seat 241, a locking rod 242 and a first spring 243; the locking seat 241 is fixedly arranged on the outer surface of the inner frame 22, and is provided with a first through groove 2411, and the inner frame 22 is provided with a second through groove 221 matched with the first through groove 2411; the lock lever 242 comprises a front-end slide bar 2421, a U-shaped operation part 2422 and a rear-end slide bar 2423, wherein the front-end slide bar 2421 and the rear-end slide bar 2423 are respectively connected with the locking seat 241 in a sliding manner, and the end part of the front-end slide bar 2421 can extend into the corresponding locking groove 121; the first spring 243 is sleeved on the rear slide rod 2423, one end of the first spring contacts the U-shaped operation part 2422, and the other end contacts the locking seat 241; the U-shaped operating portion 2422 is connected to the front slide bar 2421 and the rear slide bar 2423, respectively, and the protruding portions thereof pass through the first through groove 2411 and the second through groove 221.

Through the above structural design, in the installed state, the first spring 243 on the rear slide bar 2423 pushes the entire lock bar 242 in the direction of the corresponding locking groove 121, so that the front slide bar 2421 is inserted into the corresponding locking groove 121, and the movable frame 2 and the fixed frame 1 are kept locked. When the movable frame 2 needs to be detached, an operator dials the U-shaped operation part 2422, so that the whole lock lever 242 moves towards the direction of the rear end slide bar 2423, and the front end slide bar 2421 leaves the locking groove 121, the spring locking assembly 24 and the locking groove 121 are separated, and then the rest spring locking assemblies 24 are respectively operated, so that the separation of the movable frame 2 and the fixed frame 1 can be realized.

Preferably, the fan blade assembly 23 includes a limiting shaft 231 and a plurality of fan blade units 232, the fan blade units 232 include a rotating shaft 2321 and blades 2322, and two ends of the rotating shaft 2321 are respectively rotatably connected with the inner frame 22; one side of the blade 2322 is fixedly connected with the rotating shaft 2321, and the other side is provided with an arc-shaped clamping groove 23221; the arc-shaped clamping groove can be abutted against the adjacent rotating shaft, and the arc-shaped clamping groove adjacent to the limiting shaft 231 can be abutted against the limiting shaft 231. The blades 2322 are connected with the inner frame 22 through a rotating shaft 2321, and the rotating shaft 2321 is utilized to realize self-overturning. In order to avoid overlarge turnover angle between the blades 2322 and influence turnover reset, in this embodiment, one side of the blade 2322 is set to be an arc-shaped clamping groove 23221, and the arc-shaped clamping groove 23221 can be lapped in the adjacent rotating shaft 2321, so that the rotating shaft 2321 plays a limiting role, and excessive turnover of the blade 2322 is avoided. In addition, the arc-shaped clamping groove 23221 is lapped in the rotating shaft 2321, so that good butt joint and wind shielding effect between the blades 2322 are maintained. Through the above structural design, when wind pressure is relatively stable or outside blows air indoors, the blades 2322 are in a closed state, at the moment, the arc-shaped clamping grooves 23221 are lapped on the adjacent rotating shafts 2321, the arc-shaped clamping groove 23221 of the last blade 2322 is lapped on the limiting shaft 231, the blades 2322 can be kept stable in the closed state, and can not shake easily, and good sealing effect is achieved.

Preferably, the device also comprises a limiting plate and a limiting rod matched with the limiting plate; the limiting plate is arranged on the inner side of the blade 2322, and a plurality of limiting holes are formed in the limiting plate at intervals; the inner frame 22 is provided with a connecting shaft, a second spring is sleeved on the connecting shaft, the limiting rod is rotatably arranged on the connecting shaft, one end of the second spring is contacted with the inner frame 22, and the other end of the second spring is contacted with one end of the limiting rod; the other end of the limiting rod is provided with a hook which can be hung on the limiting hole. The traditional air exhaust shutter only has a single ventilation function, so that the opening and closing angle adjustment of the blades 2322 can be realized through the structural design, and the blades 2322 are kept in a fixed state after being adjusted, and cannot be blown over or shake by airflow. Specifically, the inner frame 22 is provided with a connecting shaft, a second spring is arranged in the connecting shaft, then the limiting rod is mounted on the connecting shaft, the limiting rod can rotate on the connecting shaft and can move back and forth along the length direction of the connecting shaft, and under the extrusion of the second spring, the limiting rod is pushed to the end part of the connecting shaft so as to keep the position of the limiting rod relatively stable, so that the limiting rod can not shake in the inner frame 22, and the overturning of the peripheral blades 2322 is affected. The bottom surface of the blade 2322 is provided with a limiting plate, and a plurality of limiting holes are formed in the limiting plate. When the angle of the blade 2322 needs to be adjusted, the blade 2322 is turned up first, then the limiting rod is rotated out of the inner frame 22 and is rotated to the side of the limiting hole, and at the moment, the hook at the end of the limiting rod is contacted with the outer side wall of the limiting hole, but cannot be directly clamped into the limiting hole. Then extrude the second spring for the position offset of gag lever post just can block into in the spacing hole like this, unclamp the second spring afterwards, the second spring extrusion gag lever post makes and keeps good connection between couple and the spacing hole and can not loosen. Through above-mentioned structural design, keep stable through the gag lever post between blade 2322 and the inside casing 22, when needs adjustment different angles, only need hang the hanger on the gag lever post in the different spacing hole, can realize the regulation of blade 2322 inclination.

Preferably, the number of the fan blade units is five.

Preferably, a sponge rubber sheet is adhered in the arc-shaped clamping groove. Through setting up the sponge rubber piece, can promote the sealed effect of blade under the closed condition, can reduce the sound of striking between blade and the pivot simultaneously.

Preferably, the fixed frame and the movable frame are made of aluminum alloy materials.

Preferably, the quick release mechanism 3 is matched with the locking mechanism, and the quick release mechanism 3 comprises a quick release seat 31, a first connecting rod 32 and a second connecting rod 33; the quick release seat 31 is fixedly mounted on the inner frame 22, the cross section of the quick release seat is in a U-shaped structure, one side wall of the U-shaped structure is in sliding connection with the first connecting rod 32, and the other side wall of the U-shaped structure is in sliding connection with the second connecting rod 33; the first link 32 includes a first cross bar and a first vertical bar, and an end of the first cross bar is connected to the adjacent spring locking assembly 24; the second link 33 includes a second cross bar and a second vertical bar, and an end of the second cross bar is connected to the adjacent spring locking assembly 24.

In this embodiment, by providing the quick release seat 31 and then providing the first link 32 and the second link 33 on the quick release seat 31, the two links are respectively connected with the spring locking assemblies 24 on opposite sides thereof, when two spring locking assemblies 24 on one side wall need to be operated simultaneously, the first vertical rod and the second vertical rod are kneaded by a movable hand, then the first link 32 acts on the spring locking assembly 24 connected with the first vertical rod, and the second link 33 acts on the spring locking assembly 24 connected with the second vertical rod, so that the two spring locking assemblies 24 move simultaneously, and the effect of simultaneously separating the two spring locking assemblies 24 in a single operation is achieved. Through above-mentioned structural design, promoted simultaneously the efficiency of the locking mechanism of one side of dismantling greatly. Because the first vertical rod and the second vertical rod are not connected, when only one spring locking assembly 24 is needed to be operated, the spring locking assembly 24 can also be directly operated manually, and the two spring locking assemblies 24 on the same side wall are not interfered with each other, so that the realization of four-side dismounting function is not influenced.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the spring locking assembly is arranged on the movable frame, the locking groove is arranged on the fixed frame, and the four sides of the movable frame are detachably connected with the fixed frame through the matching between the spring locking assembly and the locking groove, so that the installation position and the installation direction of the movable frame can be flexibly controlled, and meanwhile, a user can detach the movable frame from all directions, and the disassembly and assembly process is simple and convenient. The air exhaust shutter is convenient to install and detach and easy to replace, and can save the installation and maintenance cost of a user.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. The four-side detachable air exhaust shutter is characterized by comprising a fixed frame (1) and a movable frame (2); the fixed frame comprises a fixed plate (11) and a bottom frame (12); the movable frame comprises a panel (21), an inner frame (22) and a fan blade assembly (23); the inner frame is positioned on the inner side of the panel, and the fan blade assembly is rotatably arranged in the inner frame; the locking mechanism is arranged on two opposite side walls of the inner frame respectively and comprises two symmetrically arranged spring locking assemblies (24), locking grooves (121) matched with the spring locking assemblies one by one are formed in the side walls of the bottom frame, and the spring locking assemblies are clamped with the corresponding locking grooves.

2. The four-sided removable air exhaust shutter as claimed in claim 1, wherein the spring locking assembly comprises a locking seat (241), a locking lever (242) and a first spring (243); the locking seat is fixedly arranged on the outer surface of the inner frame and provided with a first through groove (2411), and the inner frame is provided with a second through groove (221) matched with the first through groove; the lock rod comprises a front-end slide rod (2421), a U-shaped operation part (2422) and a rear-end slide rod (2423), the front-end slide rod and the rear-end slide rod are respectively connected with the locking seat in a sliding manner, and the end part of the front-end slide rod can extend into a corresponding locking groove; the first spring is sleeved on the rear-end sliding rod, one end of the first spring is contacted with the U-shaped operation part, and the other end of the first spring is contacted with the locking seat; the U-shaped operation part is respectively connected with the front end sliding rod and the rear end sliding rod, and the protruding part of the U-shaped operation part penetrates through the first through groove and the second through groove.

3. The four-sided detachable exhaust louver according to claim 1, wherein the fan blade assembly comprises a limiting shaft (231) and a plurality of fan blade units (232), the fan blade units comprise a rotating shaft (2321) and blades (2322), and two ends of the rotating shaft are respectively and rotatably connected with the inner frame; one side of the blade is fixedly connected with the rotating shaft, and the other side of the blade is provided with an arc-shaped clamping groove (23221); the arc-shaped clamping grooves can be lapped on the adjacent rotating shafts, and the arc-shaped clamping grooves adjacent to the limiting shafts can be lapped on the limiting shafts.

4. The four-sided detachable exhaust louver according to claim 3, further comprising a limiting plate and a limiting rod matched with the limiting plate; the limiting plate is arranged on the inner side of the blade, and a plurality of limiting holes are formed in the limiting plate at intervals; the inner frame is provided with a connecting shaft, the connecting shaft is sleeved with a second spring, the limiting rod is rotatably arranged on the connecting shaft, one end of the second spring is contacted with the inner frame, and the other end of the second spring is contacted with one end of the limiting rod; the other end of the limiting rod is provided with a hook which can be hung on the limiting hole.

5. The four-sided removable air exhaust louver of claim 4, wherein the number of fan blade units is five.

6. The four-sided detachable exhaust louver according to claim 3, wherein a sponge rubber sheet is adhered in the arc-shaped clamping groove.

7. The four-sided detachable exhaust shutter according to claim 1, wherein the fixed frame and the movable frame are made of aluminum alloy materials.

8. The four-sided removable air exhaust shutter as claimed in any one of claims 1 to 7, further comprising a quick release mechanism (3) cooperating with the locking mechanism, the quick release mechanism comprising a quick release seat (31), a first link (32) and a second link (33); the quick release seat is fixedly arranged on the inner frame, the section of the quick release seat is of a U-shaped structure, one side wall of the U-shaped structure is in sliding connection with the first connecting rod, and the other side wall of the U-shaped structure is in sliding connection with the second connecting rod; the first connecting rod comprises a first cross rod and a first vertical rod, and the end part of the first cross rod is connected with the adjacent spring locking assembly; the second connecting rod comprises a second cross rod and a second vertical rod, and the end part of the second cross rod is connected with the adjacent spring locking assembly.

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