Flip type double-air-door ventilator

Abstract

According to the technical scheme, the flip type ventilator with the double air doors is characterized by comprising a ventilation frame, a panel, an elastic hinge piece, the air doors and a limiting piece; one end of the panel is hinged to the end, away from the air opening, of the ventilation frame. One end of the elastic hinge piece is hinged with the other end of the panel, and the other end is hinged with the ventilation frame; a buckling piece is arranged at the end, close to the elastic hinge piece, of the panel. The ventilation frame is provided with clamping feet which can be connected with the buckling and locking pieces in a clamped mode. A transverse shaft is arranged at the tuyere; the air door is rotatably arranged on the transverse shaft and is arranged in the air opening; the air door is wider than the air port; the limiting piece is arranged on the inner side of the end, away from the elastic hinge piece, of the panel. The overall structure is convenient to install and stable, and the water tightness, the air tightness and the wind pressure resistance of the ventilator are greatly enhanced through the design of the double air doors; the double-air-door design increases the ventilation area and increases the ventilation volume of the ventilator.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilators, and more specifically, to a flip-cover type double-air door ventilator. Background Art

[0002] With the technological development of curtain wall ventilators, more and more projects are applying curtain wall window ventilators. Therefore, the requirements for the ventilation area, air tightness, water tightness, and wind pressure resistance of curtain wall ventilators are becoming higher and higher. Through actual project application experience, the existing curtain wall ventilators have the following problems: the size of the flip-type is limited, and the ventilation area is not large; the air tightness, water tightness and wind pressure resistance of the single damper are not strong enough; the hinge mechanism is not strong enough, and the panel cannot be automatically popped up for ventilation; for example, the utility model with patent number CN202123012933.7 discloses a curtain wall ventilator, but the curtain wall ventilator structure also has the above-mentioned technical problems; for this reason, we propose a new flip-type double damper ventilator. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a flip-top double-damper ventilator to solve the technical problems existing in the background technology.

[0004] The above technical objectives of the utility model are achieved through the following technical solutions: a flip-top double-door ventilator, comprising: a ventilation frame, a panel adapted to the ventilation frame, at least one elastic hinge for driving the panel to move, a damper for closing the air outlet of the ventilation frame, and a limiting member for cooperating with the ventilation frame to limit and fix the damper; one end of the panel is hinged to an end of the ventilation frame away from the air outlet; one end of the elastic hinge is hinged to the other end of the panel, and the other end is hinged to the The ventilation frame is hinged; a locking piece is provided on one end of the panel close to the elastic hinge; a foot that can be connected with the locking piece is provided on the ventilation frame; a horizontal axis is provided at the air outlet; the damper is rotatably provided on the horizontal axis and is placed in the air outlet; the width of the damper is larger than the width of the air outlet; the limiting piece is provided on the inner side of the panel; when the locking piece and the foot are in locking connection, the limiting piece and the damper are in a tight state, and the two ends of the damper are respectively in abutment with the side walls of the air outlet.

[0005] Optionally, the locking member includes: a knob and a clamping block; one end of the knob is fixedly connected to the clamping block, and the other end passes through the panel and is placed outside the panel.

[0006] Optionally, an insect-proof net is also included; the insect-proof net is detachably arranged at one end of the ventilation frame close to the air outlet.

[0007] Optionally, buffer sleeves are provided on both sides of the air outlet.

[0008] Optionally, two penetration conditions are symmetrically arranged on both sides of the gap between the insect-proof net and the air outlet in the ventilation frame.

[0009] In summary, the utility model has the following beneficial effects: the overall structure is easy to install and has a stable structure. The double damper design greatly enhances the water tightness, air tightness, and wind pressure resistance of the ventilator; the double damper design increases the ventilation area and enhances the air exchange volume of the ventilator. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is an assembly drawing of the utility model when the wind door is in an open state;

[0011] Figure 2 It is an assembly drawing of the utility model when the wind door is in a closed state.

[0012] In the figure: 1. ventilation frame; 2. panel; 3. elastic hinge; 4. air door; 5. limiter; 6. locking member; 61. knob; 62. block; 7. foot; 8. horizontal axis; 9. air outlet; 10. buffer sleeve; 11. insect-proof net; 12. wearing conditions. DETAILED DESCRIPTION

[0013] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. Several embodiments of the utility model are given in the accompanying drawings. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein.

[0014] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances. The terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0015] In the present invention, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may include the first and second features being in direct contact, or the first and second features being in contact not directly but through another feature between them. Moreover, the first feature being "above", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature. The terms "vertical", "horizontal", "left", "right", "above", "below" and similar expressions are for illustrative purposes only, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0016] The utility model is described in detail below in conjunction with the accompanying drawings and embodiments.

[0017] The utility model provides a flip-cover type double air door 4 ventilator, such as Figure 1 As shown, it includes: a ventilation frame 1, a panel 2 adapted to the ventilation frame 1, at least one elastic hinge 3 for driving the panel 2 to move, a damper 4 for closing the air outlet 9 of the ventilation frame 1, and a limiting member 5 for cooperating with the ventilation frame 1 to limit and fix the damper 4; one end of the panel 2 is hinged to an end of the ventilation frame 1 away from the air outlet 9; one end of the elastic hinge 3 is hinged to the other end of the panel 2, and the other end is hinged to the ventilation frame 1; the panel 2 is close to the elastic hinge A locking member 6 is provided on one end of the member 3; a foot 7 which can be engaged with the locking member 6 is provided on the ventilation frame 1; a horizontal axis 8 is provided at the air outlet 9; the damper 4 is rotatably provided on the horizontal axis 8 and is placed in the air outlet 9; the width of the damper 4 is greater than the width of the air outlet 9; the limiting member 5 is provided on the inner side of the panel 2; when the locking member 6 and the foot 7 are engaged, the limiting member 5 and the damper 4 are in a tight state, and the two ends of the damper 4 are respectively in abutment with the side walls of the air outlet 9.

[0018] In this embodiment, the elastic hinge 3 is an elastic hinge which is a mature product on the market and belongs to the prior art, and will not be described in detail here. Figure 1-2As shown, the number of elastic hinges 3 is 2 to ensure that the ventilator has sufficient elastic force to automatically pop up the panel 2. In other embodiments, the number can be increased or decreased according to actual applications; the dampers 4 on the horizontal axis 8 are rotatably arranged on the horizontal axis 8 in an asymmetrical state to form two dampers 4 for blocking the air outlet 9; when ventilation is required, the user twists the buckle lock 6 to disconnect the buckle lock 6. At this time, the panel 2 is automatically opened under the action of the elastic hinge 3, thereby driving the limiting member 5 on the panel 2 that is in a tight state with the damper 4 to move upward, so that the damper 4 in a tight state is in a loose state, and the air outlet 9 of the ventilation frame 1 is opened in a vertical state under the action of the damper 4's own gravity, thereby achieving The operation of starting the double dampers 4 at the same time; the operation is convenient and quick, and the ventilation volume of the ventilator is enhanced; when the ventilator needs to be closed, the user manually presses the panel 2 so that the panel 2 in the expanded state is sealed on the ventilation frame 1, and then twists the locking member 6 to fix the panel 2 on one end of the ventilation frame 1; in the process of pressing down the panel 2, the limiting member 5 is pressed down synchronously, and then the damper 4 is abutted against the side wall of the air outlet 9 through the cooperation of the limiting member 5 and the ventilation frame 1, thereby realizing the closing operation of the air outlet 9; the overall structure is easy to install and the structure is stable. The water tightness, air tightness and wind pressure resistance of the ventilator are greatly enhanced through the design of the double dampers 4; the design of the double dampers 4 increases the ventilation area and enhances the ventilation volume of the ventilator.

[0019] Furthermore, the locking member 6 includes: a knob 61 and a clamping block 62 ; one end of the knob 61 is fixedly connected to the clamping block 62 , and the other end of the knob 61 passes through the panel 2 and is placed outside the panel 2 .

[0020] Furthermore, an insect-proof net 11 is included; the insect-proof net 11 is detachably arranged at one end of the ventilation frame 1 close to the air outlet 9 .

[0021] In this embodiment, an insect-proof net 11 is provided to block some debris and insects and ants outdoors, thereby preventing insects and ants from entering the room through the ventilator.

[0022] Furthermore, buffer sleeves 10 are provided on both sides of the air outlet 9 .

[0023] In this embodiment, the buffer sleeve 10 can further ensure the water tightness, air tightness and wind pressure resistance of the ventilator; at the same time, it can also further reduce the wear between the ventilator and the damper 4, thereby extending the service life of the product.

[0024] Furthermore, two penetration conditions 12 are symmetrically arranged on both sides of the gap between the insect-proof net 11 and the air outlet 9 in the ventilation frame 1.

[0025] In this embodiment, the penetration condition 12 is a strip-insulated aluminum profile commonly used on the market, which will not be described in detail here.

[0026] The utility model discloses a flip-up double-damper 4-ventilator, which has an overall structure that is easy to install and stable. The double-damper 4 design greatly enhances the water tightness, air tightness and wind pressure resistance of the ventilator. The double-damper 4 design increases the ventilation area and enhances the air exchange volume of the ventilator.

[0027] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A flip-top double-door ventilator, characterized in that: include: A ventilation frame, a panel adapted to the ventilation frame, at least one elastic hinge for driving the panel to move, a damper for closing the air outlet of the ventilation frame, and a limiting member for cooperating with the ventilation frame to limit and fix the damper; one end of the panel is hinged to an end of the ventilation frame away from the air outlet; one end of the elastic hinge is hinged to the other end of the panel, and the other end is hinged to the ventilation frame; a buckle lock is provided on the end of the panel close to the elastic hinge; a foot that can be engaged with the buckle lock is provided on the ventilation frame; a horizontal axis is provided at the air outlet; the damper can be rotatably arranged on the horizontal axis and placed in the air outlet; the width of the damper is greater than the width of the air outlet; the limiting member is arranged on the inner side of the panel; when the buckle lock and the foot are engaged, the limiting member and the damper are in a tight state, and the two ends of the damper are respectively in contact with the side walls of the air outlet.

2. A flip-top double-door ventilator according to claim 1, characterized in that: The buckle lock comprises: a knob and a clamping block; one end of the knob is fixedly connected to the clamping block, and the other end passes through the panel and is placed outside the panel.

3. The flip-top double-door ventilator according to claim 1, characterized in that: It also includes an insect-proof net; the insect-proof net is detachably arranged at one end of the ventilation frame close to the air outlet.

4. A flip-top double-door ventilator according to claim 3, characterized in that: Buffer sleeves are arranged on both sides of the air outlet; and two penetration conditions are symmetrically arranged on both sides of the gap between the insect-proof net and the air outlet in the ventilation frame.

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