CN214197283U

CN214197283U - Dynamic air flow adjusting air valve

Info

Publication number: CN214197283U
Application number: CN202022800064.3U
Authority: CN
Inventors: 黄伟; 陈业; 周维钧; 刘燕; 吴启月
Original assignee: Taizhou Huaye Pipeline Equipment Manufacturing Co ltd
Current assignee: Taizhou Huaye Pipeline Equipment Manufacturing Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-09-14
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses a developments air current regulation blast gate relates to blast gate technical field, including the interior installation frame constitution of peripheral frame internal fixation be used for fixing the frame main part on the on-the-spot installation department, the top and the bottom of interior installation frame weld respectively in the interior top surface and the interior bottom surface of peripheral frame, and the both sides of interior installation frame correspond to the side with peripheral frame and reserve to have the clearance, set up in the clearance to be used for driving a plurality of blast gate blades pivoted link gear in coordination, the drain that trickles that many equidistance were arranged is seted up to the blast gate blade upper surface that is in the bottommost, and trickles the horizontal water tank intercommunication that gathers that the lower extreme of drain and blast gate blade upper surface were seted up. This application can change the size in air current wind channel, reaches the purpose of the control amount of wind, can also avoid dew to fall to ground from the wind gap simultaneously to a certain extent, prevents to cause the personnel to slip the condition because of the ground is wet smooth, eliminates the potential safety hazard, improves the security.

Description

Dynamic air flow adjusting air valve

Technical Field

The utility model relates to an air valve technical field specifically is a dynamic air current adjusts air valve.

Background

The air valve is an indispensable central air-conditioning end fitting in ventilation, air conditioning and air purification projects of industrial factory buildings and civil buildings, is generally used in air conditioners and ventilation system pipelines, is used for adjusting the air quantity of branch pipes, and can also be used for mixing and adjusting fresh air and return air.

When the humidity in a room is high in summer, the dew point temperature of air is high, when the air supply temperature is lower than the dew point temperature of the air in the room, the air valve blade air port in an air conditioner or a ventilation system pipeline can have the conditions of dewing and condensed water dripping, the condition that people slip and fall due to slippery ground can occur, and certain potential safety hazards exist.

To this end we propose a dynamic flow regulating damper to solve the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a developments air current regulation blast gate to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a developments air current regulation blast gate, includes that the interior installation frame of peripheral frame internal fixation constitutes the frame main part that is used for fixing to the on-the-spot installation department, the top and the bottom of interior installation frame weld respectively in the interior top surface and the interior bottom surface of peripheral frame, and the both sides of interior installation frame correspond and reserve between the side with peripheral frame and have the clearance, set up in the clearance to be used for driving a plurality of blast gate blades in coordination pivoted link gear, a plurality of blast gate blades are vertical near arranging in the preceding terminal surface of interior installation frame, and the blast gate blade upper surface that is in the bottommost has seted up many equidistant ditches of trickling, and the lower extreme of trickling the ditch communicates with the horizontal water collecting tank that blast gate blade upper surface was seted up.

Preferably, the height of the bottom-most flap is twice the height of the upper flaps.

Preferably, the linkage mechanism comprises a linkage arm and a pushing arm which are arranged from top to bottom at intervals, a rotating part A welded at one end of the pushing arm and a rotating part B welded at one end of the linkage arm, gear teeth are formed and processed on the outer peripheral surfaces of the rotating part A and the rotating part B and are meshed with each other, a connecting part used for connecting the air valve blade is formed on one side of the rotating part A, the other end of the pushing arm is rotationally connected with the other end of the linkage arm corresponding to the upper part through a rotating shaft, the rotating part B of the linkage arm at the uppermost part is rotationally connected with the side surface of the inner mounting frame through the rotating shaft and is meshed with the rotating part A rotationally connected with the top part of the side of the inner mounting frame, the rest rotating parts A and B are rotationally connected on the slide block through the rotating shaft, the slide block is connected in a guide sliding chute arranged on the side surface of the inner mounting frame in a sliding way, and a transmission mechanism for driving the sliding blocks to synchronously move up or down is further arranged in the guide sliding groove.

Preferably, the transmission mechanism comprises one end of a screw shaft which is rotatably connected to the middle part of the inner bottom surface of the guide chute, the screw shaft is in threaded connection with a plurality of sliders, the other end of the screw shaft is rotatably connected to the inner top surface of the guide chute, a driven bevel gear is fixedly sleeved on the lower part of the screw shaft, and the driven bevel gear is in meshed connection with a driving bevel gear fixedly sleeved on one end of a rotating rod.

Preferably, one end of the rotating rod, which is far away from the driving bevel gear, penetrates through the peripheral frame and is fixedly connected with a knob.

Preferably, the two side surfaces of the sliding block are provided with sliding rails for the sliding strips to be connected in a sliding manner, and the sliding strips are connected to the two side surfaces of the guide sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the linkage mechanism can realize the upward pushing movement of the air valve blades and can incline towards the outside, so that an airflow channel is formed between the adjacent air valve blades, the rotation angle of the air valve blades can be changed to a certain extent, the size of the airflow channel can be changed, and the aim of controlling the air quantity is fulfilled;

2. when the temperature difference between the air outlet and the ambient air is large, the dew condensation phenomenon is likely to occur, the air valve blade is positioned on the surface of the airflow air channel to generate the dew dropping condition, the existence of the bottommost air valve blade is benefited, the dropped dew is gathered in the water gathering tank through the water dripping channel, and when the rotation angle of the air valve blade is large, the bottommost air valve blade tends to be in a horizontal state, so that the water gathering tank can store a certain amount of dew, the dew is prevented from falling to the ground from an air inlet, the sliding condition of personnel caused by the wet and slippery ground is prevented, the potential safety hazard is eliminated, and the safety is improved;

3. the height of the bottommost air valve blade is twice of that of the air valve blades on the upper part, so that the inclined extension length of the bottommost air valve blade is larger than that of the air valve blades on the upper part, and the dew dropping from the upper part can be received to the maximum extent.

Drawings

FIG. 1 is a schematic view of the installation of the medium air valve blade and the linkage mechanism of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is an enlarged view of a structure a in fig. 1.

In the figure: 1. an inner mounting frame; 2. a peripheral frame; 3. a damper blade; 4. pushing; 5. a linkage arm; 6. a guide chute; 7. a slider; 8. a screw shaft; 9. a driven bevel gear; 10. a rotating rod; 11. a connecting portion; 12. a rotating part A; 13. a rotating part B; 14. dripping water into a ditch; 15. a water collecting tank; 16. and (4) a slide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a dynamic airflow adjusting air valve comprises a frame main body which is fixed on a field installation part and is formed by an inner installation frame 1 fixed in a peripheral frame 2, the top and the bottom of the inner installation frame 1 are respectively welded on the inner top surface and the inner bottom surface of the peripheral frame 2, a gap is reserved between two sides of the inner installation frame 1 and the corresponding side of the peripheral frame 2, a linkage mechanism for driving a plurality of air valve blades 3 to cooperatively rotate is arranged in the gap, the air valve blades 3 are vertically and closely arranged on the front end surface of the inner installation frame 1, the air valve blades 3 can be pushed upwards and moved through the linkage mechanism and can be inclined towards the outside, so that an airflow channel is formed between the adjacent air valve blades 3, the rotation angle of the air valve blades 3 can be changed to a certain extent, the size of the airflow channel can be changed, and the purpose of controlling the air volume can be achieved, the upper surface of the air valve blade 3 at the bottommost part is provided with a plurality of water dripping grooves 14 which are arranged at equal intervals, the lower ends of the water dripping grooves 14 are communicated with a transverse water collecting groove 15 which is formed in the upper surface of the air valve blade 3, and the aim is that when the temperature difference between an air outlet and the ambient air is large, condensation can occur, the air valve blade 3 is located on the surface of an airflow air channel to generate dew dripping conditions, due to the existence of the air valve blade 3 at the bottommost part, the dripped dew is gathered in the water collecting groove 15 through the water dripping grooves 14, when the rotation angle of the air valve blade 3 is large, the air valve blade 3 at the bottommost part tends to be in a horizontal state, the water collecting groove 15 can store a certain amount of dew, the dew is prevented from falling to the ground from an air inlet, the sliding condition of people due to the wet and slippery of the ground is prevented, potential safety hazards are eliminated, and safety.

Further, the height of the lowermost damper blade 3 is twice as high as the height of the upper damper blades 3, and the purpose is to make the lowermost damper blade 3, after being rotated out, extend obliquely longer than the upper damper blades 3, thereby catching dew water dropping from the upper portion to the maximum.

Further, the linkage mechanism comprises a linkage arm 5 and a pushing arm 4 which are arranged from top to bottom at intervals, a rotating part A12 welded at one end of the pushing arm 4 and a rotating part B13 welded at one end of the linkage arm 5 are formed on the outer peripheral surfaces of the rotating part A12 and the rotating part B13, the outer peripheral surfaces of the rotating part A3826 and the rotating part B13 are respectively provided with gear teeth which are meshed with each other, a connecting part 11 used for connecting a wind valve blade 3 is formed on one side of the rotating part A12, the other end of the pushing arm 4 is rotatably connected with the other end of the linkage arm 5 corresponding to the upper part through a rotating shaft, the rotating part B13 of the uppermost linkage arm 5 is rotatably connected to the side surface of the inner mounting frame 1 through the rotating shaft and is rotatably connected with a rotating part A12 rotatably connected with the top part of the side surface of the inner mounting frame 1, the rest rotating parts A12 and the rotating part B13 are rotatably connected to a sliding block 7 through the rotating shaft, the sliding block 7 is slidably connected to a guide sliding chute 6 formed on the side surface of the inner mounting frame 1, a transmission mechanism used for driving a plurality of sliding blocks 7 to move up or down synchronously is further arranged in the guide chute 6, when the air valve blades 3 are in a vertical state, that is, the air flow duct is in a closed state, and the plurality of sliders 7 are pushed up by the transmission mechanism, the linkage arm 5 and the push arm 4 move up to drive the rotating portion a12 and the rotating portion B13 to rotate relatively, so that the air valve blades 3 are pushed up to move and incline outwards, and the air flow duct is opened.

Still further, the transmission mechanism comprises one end of a screw shaft 8 which is rotatably connected to the middle part of the inner bottom surface of the guide chute 6, the screw shaft 8 is in threaded connection with a plurality of sliders 7, the other end of the screw shaft 8 is rotatably connected to the inner top surface of the guide chute 6, a driven bevel gear 9 is fixedly sleeved on the lower part of the screw shaft 8, the driven bevel gear 9 is in meshed connection with a driving bevel gear which is fixedly sleeved on one end of a rotating rod 10, the other end of the rotating rod 10 penetrates through the peripheral frame 2 and is fixedly connected with a knob, and therefore the rotating rod 10 drives the screw shaft 8 to rotate by means of a bevel gear set through rotating the knob, and the sliding blocks 7 are lifted and moved.

Furthermore, the two side surfaces of the sliding block 7 are provided with sliding rails for the sliding strip 16 to be connected in a sliding manner, and the sliding strip 16 is connected to the two side surfaces of the guide sliding groove 6, so that the limiting sliding effect of the sliding block 7 is ensured.

The working principle is as follows: when the air outlet is great with the difference in temperature of surrounding air, thereby the dewfall phenomenon probably appears, make air valve blade 3 be in the surface in air current wind channel and produce the dew condition of dripping, benefit from the existence of bottommost air valve blade 3, make the dew that drips assemble in water collecting tank 15 through trickling ditch 14, and air valve blade 3's rotation angle is when great, it tends to the horizontality to mean that bottommost air valve blade 3, thereby make water collecting tank 15 can store a certain amount of dew, avoided the dew to fall to ground from the wind gap, prevent to cause the personnel condition of slipping because of the ground is wet smooth, eliminate the potential safety hazard, improve the security.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a developments air current regulation blast gate, constitutes the frame main part that is used for fixing to on-the-spot installation department including the interior installation frame (1) of peripheral frame (2) internal fixation, its characterized in that, the top and the bottom of interior installation frame (1) weld respectively in the interior top surface and the interior bottom surface of peripheral frame (2), and reserve between the both sides of interior installation frame (1) and peripheral frame (2) corresponding side and have the clearance, set up in the clearance and be used for having the link gear who drives a plurality of blast gate blades (3) and rotate in coordination, a plurality of blast gate blades (3) are vertical to be close to arranging in the preceding terminal surface of interior installation frame (1), blast gate blade (3) upper surface that is in the bottommost is seted up many equidistant ditches (14) of trickling, and the lower extreme of trickling ditch (14) and horizontal water collecting tank (15) intercommunication that blast gate blade (3) upper surface was seted up.

2. A dynamic flow regulating damper as claimed in claim 1, wherein: the height of the air valve blade (3) at the bottommost part is twice as high as that of the upper air valve blades (3).

3. A dynamic flow regulating damper as claimed in claim 1, wherein: the linkage mechanism comprises a linkage arm (5) and a pushing arm (4) which are arranged from top to bottom at intervals, a rotating part A (12) welded at one end of the pushing arm (4) and a rotating part B (13) welded at one end of the linkage arm (5) are formed on the outer peripheral surfaces of the rotating part A (12) and the rotating part B (13) and are meshed with each other, a connecting part (11) used for connecting an air valve blade (3) is further formed on one side of the rotating part A (12), the other end of the pushing arm (4) is rotatably connected with the other end of the linkage arm (5) corresponding to the upper part through a rotating shaft, the rotating part B (13) of the linkage arm (5) at the uppermost part is rotatably connected to the side surface of the inner mounting frame (1) through the rotating shaft and is rotatably connected with the rotating part A (12) rotatably connected with the top of the side of the inner mounting frame (1) in an engaged manner, and the rest rotating parts A (12) and B (13) are rotatably connected to a sliding block (7) through rotating shafts, the sliding blocks (7) are connected in a sliding way in a guide sliding groove (6) formed in the side surface of the inner mounting frame (1), and a transmission mechanism for driving the sliding blocks (7) to synchronously move upwards or downwards is further arranged in the guide sliding groove (6).

4. A dynamic flow regulating damper as claimed in claim 3, wherein: the transmission mechanism comprises one end of a screw rod shaft (8) which is rotatably connected to the middle part of the inner bottom surface of the guide sliding groove (6), the screw rod shaft (8) is in threaded connection with a plurality of sliding blocks (7), the other end of the screw rod shaft is rotatably connected to the inner top surface of the guide sliding groove (6), a driven bevel gear (9) is fixedly sleeved on the lower part of the screw rod shaft (8), and the driven bevel gear (9) is in meshed connection with a driving bevel gear fixedly sleeved on one end of a rotating rod (10).

5. The dynamic flow regulating damper as claimed in claim 4, wherein: one end of the rotating rod (10) far away from the driving bevel gear penetrates through the peripheral frame (2) and is fixedly connected with a knob.

6. A dynamic flow regulating damper as claimed in claim 3, wherein: the two side surfaces of the sliding block (7) are provided with sliding rails for the sliding strip (16) to be connected in a sliding manner, and the sliding strip (16) is connected to the two side surfaces of the guide sliding chute (6).