Streamline ventilator

Abstract

The utility model discloses a streamline ventilator, and relates to the technical field of building natural ventilation devices. The valve plate structure comprises a plurality of main frameworks, rain baffles, side protection plates, end protection plates, flashing plates and arc-shaped frameworks, the main frameworks form a door type base for fixing and supporting the valve plate through first stand columns and cross beams, the rain baffle frameworks below the rain baffles are supported, the adjacent ends of the rain baffles are jointly and fixedly installed through ridge tiles, and the arc-shaped frameworks are arranged on the side protection plates. The rain baffle framework is composed of a second vertical rod, an outer arc rod and an outer vertical rod, the flashing plate is fixed between the lower end of a first vertical column of the gate-type base and the lower end of a second vertical rod of the arc framework, and a V-shaped framework is arranged in the middle of a cross beam of the gate-type base. The independent valve plate and the valve plate opening and closing transmission mechanism are arranged through a fixing structure of a conventional roof ventilator, the valve plate stroke limiting mechanism is arranged on the opening and closing transmission mechanism, perfect facility maintenance and overhaul conditions are set, and the roof ventilator fixing structure has practical guiding significance on a large number of roof ventilators urgently needing technical improvement.

Description

TECHNICAL FIELD

[0001] The utility model relates to building natural ventilation device technical field, concretely is a streamline ventilator. BACKGROUND

[0002] The roof ventilator is popularly applied to the steam turbine house and the boiler house roof of the power plant to form the natural ventilation function of the energy-saving production workshop, but the existing roof ventilator has many problems, including the too large size of the opening and closing valve plate, the large opening and closing rotation radius, the frequent transmission control failure of the steel wire rope transmission mechanism, the inaccurate setting position of the valve plate opening and closing stroke limiter between the valve plate and the structure frame, the large error between the valve plate opening and closing position and the stroke limiter, the damage of the valve plate and the opening and closing transmission mechanism, the lack of the related safety facilities, the inability to guarantee the daily operation and maintenance of the equipment, and the loss of the significance of the valve plate and the valve plate opening and closing transmission mechanism.

[0003] Although there are related technical developments for the above problems, including the valve plate technical improvement and the setting of the rigid transmission mechanism, the related technical improvements tend to be new production supporting products, for example, the setting position of the opening and closing transmission mechanism is set on the ridge rainproof plate structure skeleton, but many rainproof plate skeletons are used to bear the installation strength of the rainproof plate, and the setting position and the bearing capacity of the opening and closing transmission mechanism are not considered, so the actual guiding application effect is lacking for the ventilation device that needs technical improvement in a large number of applications. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the above problems, the purpose of the utility model is to provide a streamline ventilator.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme:

[0006] A streamlined ventilator, comprising a plurality of main frames, rain shields, side guards, end guards, flashing plates, arc-shaped frames, the main frame is composed of a first vertical column and a crossbeam to form a portal base for fixedly supporting a valve plate, the rain shield frame under the rain shield supports a plurality of rain shields, one end of which is fixedly installed by a ridge tile, the rain shield frame is composed of a second vertical column, an outer arc rod and an outer vertical rod, the flashing plate is fixed between the lower end of the first vertical column of the portal base and the second vertical column of the arc-shaped frame, the middle part of the crossbeam of the portal base is provided with a V-shaped frame, a V-shaped plate composed of left and right inclined plates is arranged between the V-shaped frames on the plurality of portal bases, an inclined air vent is formed between the upper end of each inclined plate and the upper end of the flashing plate, a valve plate support is arranged on the crossbeam between the inclined plate of the V-shaped plate and the inner second vertical column, a valve plate capable of being opened and closed to adjust the ventilation of the inclined air vent is arranged on the valve plate support, and a transmission mechanism support for fixedly installing a rigid opening and closing transmission mechanism is arranged between the inclined plate and the second vertical column of the arc-shaped frame.

[0007] In a possible implementation, the bottom of the V-shaped frame is provided with a height adjustment support.

[0008] In a possible implementation, the rigid opening and closing transmission mechanism comprises a power device, a bearing, a main driving rod and a plurality of transmission rods connected between the main driving rod and the valve plate, wherein the power device and the bearing are arranged on the transmission mechanism support, the transmission mechanism support comprises a longitudinal transmission mechanism support and a transverse transmission mechanism support, and the main driving rod is arranged on the bearing of the plurality of transmission mechanism supports.

[0009] In a possible implementation, the power device of the rigid opening and closing transmission mechanism is a simple electric push rod, and the power device of the rigid opening and closing transmission mechanism is a combination of an electric speed reduction mechanism with high strength control function and a lead screw for controlling the synchronous opening and closing of a plurality of valve plates in the extension direction.

[0010] In a possible implementation, an electric stroke limiter assembly for controlling the stroke limit of the valve plate is arranged between the main driving rod of the rigid opening and closing transmission mechanism and the longitudinal transmission mechanism support.

[0011] In a possible implementation, the lower end of the side guard is a side vertical plate, a maintenance channel along the outside of the air vent is formed between the side vertical plate and the flashing plate, and a maintenance platform formed by a C-shaped steel is arranged in the maintenance channel.

[0012] In a possible implementation, the top of the plurality of portal bases is provided with a safety protection net arranged transversely and having a bird prevention function.

[0013] In a possible implementation, a safety rail having a longitudinal connecting rod function is arranged between the plurality of arc-shaped frames and the second vertical rods.

[0014] In a possible implementation, the end guard plate of the maintenance platform is provided with a maintenance door.

[0015] Compared with the prior art, the utility model has the advantages of:

[0016] By using the fixed structure of the conventional roof ventilator to set the independent valve plate and the valve plate opening and closing transmission mechanism, setting the valve plate stroke limiting mechanism on the opening and closing transmission mechanism, and setting perfect maintenance and repair facilities, the roof ventilator which needs technical improvement has practical guiding significance. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0018] Figure 1 is the cross-sectional structure schematic view of the embodiment of the utility model;

[0019] Figure 2 is the opening and closing transmission mechanism schematic view of the valve plate opening condition of the embodiment;

[0020] Figure 3 is the opening and closing transmission mechanism schematic view of the valve plate closing condition of the embodiment;

[0021] Figure 4 is the electric stroke limiter assembly schematic view of the opening and closing transmission mechanism of the embodiment.

[0022] In the drawing: 1, door type base; 101, first vertical column; 102, crossbeam; 2, arc-shaped frame; 201, second vertical rod; 202, outer arc rod; 203, outer vertical rod; 3, V-shaped frame; 301, height-adjusting support; 4, valve plate support; 5, transmission mechanism support; 501, transverse transmission mechanism support; 502, longitudinal transmission mechanism support; 6, rigid opening and closing transmission mechanism; 601, power device; 602, bearing; 603, main drive rod; 604, transmission rod; 605, limiter assembly; 7, V-shaped plate; 701, inclined plate; 8, valve plate; 9, water spreading plate; 10, side guard plate; 1001, side vertical plate; 11, end guard plate; 12, rain shield frame; 13, rain shield; 14, ridge tile; 15, maintenance passage; 16, maintenance platform; 17, safety protection net; 18, safety rail; 19, maintenance door; 20, inclined ventilation opening. DETAILED DESCRIPTION

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example: Figures 1-4 As shown, this utility model provides a streamlined ventilator, including multiple main frames, rain shields 13, side guards 10, end guards 11, flashing 9, and an arc-shaped frame 2. The main frame consists of a first column 101 and a crossbeam 102 forming a portal base 1 that fixes and supports the valve plate 8. A rain shield frame 12 supports the rain shields 13 below them. The adjacent ends of multiple rain shields 13 are fixedly installed together by ridge tiles 14. The rain shield frame 12 consists of a second upright 201, an outer arc rod 202, and an outer upright 203. The flashing 9 is fixed to the portal base 1, the first column 101, the arc-shaped frame 2, and the second upright 201. Between the lower ends of 1, a V-shaped frame 3 is set in the middle of the crossbeam 102 of the portal base 1. A V-shaped plate 7 composed of two inclined plates 701 is set between the V-shaped frames 3 on multiple portal bases 1. An inclined ventilation opening 20 is formed between the upper end of each inclined plate 701 and the upper end of the flashing plate 9. A valve plate support 4 is set on the crossbeam 102 between the inclined plate 701 of the V-shaped plate 7 and the inner second upright 201. A valve plate 8 that can open and close to adjust the ventilation of the inclined ventilation opening 20 is installed on the valve plate support 4. A transmission mechanism support 5 for the rigid opening and closing transmission mechanism 6 is fixedly installed between the inclined plate 701 and the second upright 201 of the arc-shaped frame 2.

[0025] In one possible implementation, the bottom of the V-shaped frame 3 is provided with an adjustable support 301, so that the adjusted V-shaped plate 7 forms an inclined ventilation opening 20 that increases the tendency to exhaust air to both sides.

[0026] In one possible implementation, the rigid opening and closing transmission mechanism 6 includes a power unit 601, a bearing 602, a main drive rod 603, and multiple transmission rods 604 connected between the main drive rod 603 and the valve plate 8. The power unit 601 and the bearing 602 are mounted on the transmission mechanism support 5, which consists of a longitudinal transmission mechanism support 502 and a transverse transmission mechanism support 501. The main drive rod 603 rests on the bearings 602 of the multiple transmission mechanism supports 5. The power unit 601 of the rigid opening and closing transmission mechanism 6 is a simple electric push rod. The power unit 601 of the rigid opening and closing transmission mechanism 6 is a combination of an electric reduction mechanism and a lead screw that controls the synchronous opening and closing of multiple valve plates 8 in the extension direction and has a high-strength control function. An electrically controlled stroke limiter assembly 605 for controlling the opening and closing stroke limit of the valve plate 8 is provided between the main drive rod 603 and the longitudinal transmission mechanism support 502 of the rigid opening and closing transmission mechanism 6.

[0027] In a possible implementation, the lower end of the side guard plate 10 is a side stand 1001, which forms an inspection passage 15 along the outer side of the air vent with the water flashing plate 9, and the inspection platform 16 made of C-shaped steel is arranged in the inspection passage 15.

[0028] In a possible implementation, the top of the plurality of door type bases 1 is provided with a safety guard net 17 arranged horizontally and having a bird prevention function, which prevents external animals from entering the interior and causing influence; and the safety guard net 18 arranged between the plurality of arc-shaped frames 2 and the second stand 201 has a longitudinal connecting rod function.

[0029] In a possible implementation, the end guard plate 11 of the inspection platform 16 is provided with an inspection door 19, which facilitates the entry of the staff to the interior structure for inspection.

[0030] Working principle: the inclined plate 701 on the V-shaped frame 3, the valve plate support 4 arranged between the inclined plate 701 constituting the V-shaped plate 7 and the first stand 101, the valve plate 8 installed on the valve plate support 4 and capable of opening and closing the inclined air vent 20 for adjusting ventilation, the limiter assembly 605 for limiting the opening and closing stroke of the valve plate 8 arranged between the main drive rod 603 of the rigid opening and closing transmission mechanism 6 and the longitudinal transmission mechanism support 502, the opening and closing transmission mechanism of the valve plate 8 improved from flexible steel wire transmission technology to rigid opening and closing transmission, so that the opening and closing stroke limiting device of the valve plate 8 can be arranged on the transmission mechanism, and the stroke limiter of the valve plate 8 is arranged on the rigid transmission mechanism, which can change the uncertainty of the positioning arranged on the valve plate 8 through the accurate stroke positioning of the transmission mechanism, greatly improve the accuracy of the opening and closing control of the valve plate 8, and avoid the serious problem of damage to the valve plate 8 and the opening and closing transmission mechanism caused by the failure to touch the stroke limiter when the valve plate 8 is opened and closed to the position.

[0031] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A streamlined ventilator comprising a plurality of main frames, a rain baffle (13), a side baffle (10), an end baffle (11), a flashing (9), and an arc-shaped frame (2), characterized in that: The main frame is composed of a first vertical column (101) and a crossbeam (102) to form a portal base (1) to support the valve plate (8), the rain baffle frame (12) under the rain baffle (13) supports, the adjacent ends of a plurality of the rain baffles (13) are fixedly installed together through the ridge tile (14), the rain baffle frame (12) is composed of a second vertical column (201), an outer arc column (202) and an outer vertical column (203), the flashing (9) is fixed between the first vertical column (101) of the portal base (1) and the lower end of the second vertical column (201) of the arc frame (2), the middle part of the crossbeam (102) of the portal base (1) is provided with a V-shaped frame (3), V-shaped plates (7) composed of left and right inclined plates (701) are arranged between the V-shaped frames (3) on a plurality of the portal bases (1), the upper end of each of the inclined plates (701) and the upper end of the flashing (9) form an inclined air vent (20), valve plate supports (4) are arranged on the crossbeam (102) between the inclined plates (701) of the V-shaped plate (7) and the inner second vertical column (201), the valve plate supports (4) are provided with valve plates (8) capable of being opened and closed to adjust the ventilation of the inclined air vent (20), and transmission mechanism supports (5) for fixedly installing rigid opening and closing transmission mechanisms (6) are arranged between the inclined plates (701) and the second vertical column (201) of the arc frame (2).

2. A faired ventilator as claimed in claim 1, wherein, The bottom of the V-shaped frame (3) is provided with a height adjusting support (301).

3. A faired ventilator as claimed in claim 2, wherein, The rigid opening and closing transmission mechanism (6) comprises a power device (601), a bearing (602), a main driving rod (603), and a plurality of transmission rods (604) connected between the main driving rod (603) and the valve plate (8), wherein the power device (601) and the bearing (602) are arranged on the transmission mechanism support (5), the transmission mechanism support (5) is composed of a longitudinal transmission mechanism support (502) and a transverse transmission mechanism support (501), and the main driving rod (603) is arranged on the bearing (602) of the plurality of transmission mechanism supports (5).

4. A faired ventilator as claimed in claim 3, wherein, The power device (601) of the rigid opening and closing transmission mechanism (6) is a simply arranged electric push rod, and the power device (601) of the rigid opening and closing transmission mechanism (6) is a combination of an electric speed reduction mechanism with high strength control function and a lead screw.

5. A faired ventilator as claimed in claim 4, wherein, The rigid opening and closing transmission mechanism (6) is provided with an electric stroke limiter assembly (605) for controlling the opening and closing stroke limit of the valve plate (8) between the main driving rod (603) and the longitudinal transmission mechanism support (502).

6. A faired ventilator as claimed in claim 5, wherein, The lower end of the side guard plate (10) is a side vertical plate (1001), the side vertical plate (1001) and the flashing (9) form a maintenance channel (15) along the outside of the air vent, and a maintenance platform (16) formed by a C-shaped steel is arranged in the maintenance channel (15).

7. A faired ventilator as claimed in claim 6, wherein, The top of a plurality of the portal bases (1) is provided with a safety protection net (17) arranged transversely and having a bird prevention function.

8. A faired ventilator as claimed in claim 7, wherein, A safety rail (18) having a longitudinal connecting rod function is arranged between a plurality of the arc frames (2) and the second vertical columns (201).

9. A faired ventilator as claimed in claim 8, wherein, The end guard plate (11) of the maintenance platform (16) is provided with a maintenance door (19).

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