CN214307544U

CN214307544U - Air valve system capable of self-adjusting along with temperature

Info

Publication number: CN214307544U
Application number: CN202120319513.4U
Authority: CN
Inventors: 方胜良; 姜春芳; 赵志君
Original assignee: Shaoxing Shangyu Shangli Fan Co ltd
Current assignee: Shaoxing Shangyu Shangli Fan Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-09-28
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses a can be along with blast gate system of temperature self-interacting, including blast gate body, servo motor, controller and temperature sensor, the blast gate body outside is fixed with servo motor and controller, welded fastening has fixed threaded rod on the blast gate body outer wall, and installs the internal thread sleeve on the fixed threaded rod to the internal thread sleeve outside is inboard fixed with the outer bearing, connecting rod other end welded fastening is in the movable sleeve outside, and the terminal welded fastening of movable sleeve has the contact plate to the movable sleeve is inboard and the dead lever laminating, and the terminal welded fastening of dead lever is in the blast gate body outside simultaneously. The air quantity of the device can be adjusted along with the temperature by using the servo motor and the temperature sensor in a matching manner; in addition, the sealing performance of the galvanized valve plate during closing can be ensured, and meanwhile, the adjustable external supporting structure is arranged, so that the installation difficulty can be reduced, and the installation efficiency can be improved.

Description

Air valve system capable of self-adjusting along with temperature

Technical Field

The utility model relates to an air valve technical field specifically is a can be along with air valve system of temperature self-interacting.

Background

The air valve is called as air volume adjusting valve, is an indispensable central air-conditioning end fitting in ventilation, air-conditioning and air purification engineering of industrial factory buildings and civil buildings, is generally used in air-conditioning and ventilation system pipelines, is used for adjusting the air volume of branch pipes, and can also be used for mixed adjustment of fresh air and return air. With the constant installation of air valve systems in air conditioning and ventilation system ducts, the following problems are found in the actual use:

although current blast gate system has better leakproofness, but still have the amount of wind that leaks about 5%, this leads to blast gate system when some chemical industry or biological laboratory and mill use, can have the risk of leaking, and the direct joint of current blast gate system is terminal at the tuber pipe, the tuber pipe sets up at the house top basically, the tuber pipe top is close to the inboard top in house, the bottom is close to ceiling skeleton or light gauge steel, different mounted position's tuber pipe, the distance is different between inboard top in house and ceiling skeleton or the light gauge steel, current blast gate system does not set up the location strutting arrangement that can adjust, it is inconvenient to lead to the installation.

It is therefore desirable to design a damper system that is self-regulating with temperature in response to the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can be along with blast gate system of temperature self-interacting 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: an air valve system capable of automatically adjusting along with temperature comprises an air valve pipe body, wherein a servo motor and a controller are fixed on the outer side of the air valve pipe body, a temperature sensor is fixedly embedded in the inner wall of the air valve pipe body, the servo motor is electrically connected with the controller, the controller is electrically connected with the temperature sensor, a horizontal shaft is connected with the output end of the servo motor in a transmission manner, a galvanized valve plate is fixed on the horizontal shaft, a convex strip is arranged at the edge of the galvanized valve plate and attached to the inner wall of a sealing groove, the sealing groove is formed in the side of the sealing gasket, the sealing gasket is fixed on the inner wall of the air valve pipe body, a fixed threaded rod is fixedly welded on the outer wall of the air valve pipe body, an internal threaded sleeve is installed on the fixed threaded rod, the outer side of the internal threaded sleeve is fixed with the inner side of an external bearing, the outer side of the external bearing is fixedly welded with one end of a connecting rod, and the other end of the connecting rod is fixedly welded on the outer side of a movable sleeve, and the tail end of the movable sleeve is fixedly welded with a contact plate, the inner side of the movable sleeve is attached to the fixed rod, and the tail end of the fixed rod is fixedly welded on the outer side of the air valve pipe body.

Preferably, the lower side welding of outer bearing inner race has the position circle, just the position circle symmetry is opened threaded hole.

Preferably, the horizontal axis runs through galvanized valve plate center, and galvanized valve plate edge and blast gate body inner wall laminating.

Preferably, the sand grip is central symmetry about the galvanized valve plate center and distributes and has 2 to the orthographic view shape of sand grip is the arc, sealed pad is central symmetry about the horizontal axis and distributes and has 2, and sealed side of filling up closely laminates with galvanized valve plate edge.

Preferably, the output end of the servo motor is connected with a worm, the worm is meshed with a worm wheel, and the worm wheel is fixedly connected with the horizontal shaft.

Preferably, the movable sleeves are connected with the fixed rods in a sliding mode, the movable sleeves are symmetrically distributed around the contact plate, and the contact plate is provided with mounting holes.

Compared with the prior art, the beneficial effects of the utility model are that: the air valve system capable of automatically adjusting along with the temperature is characterized in that the air valve system can adjust the air quantity along with the temperature by means of a temperature sensor, and meanwhile, an adjustable external supporting structure is arranged, so that the air valve system can position and support the air valve body in different installation requirement environments; in addition, the edge of the galvanized valve plate can be sealed through a structure consisting of a horizontal shaft, a convex strip, a sealing groove and a sealing gasket, so that the sealing performance of the galvanized valve plate when the galvanized valve plate is closed is ensured, and the leakage condition when the galvanized valve plate is closed is avoided; and constitute outside bearing structure through parts such as fixed threaded rod, internal thread sleeve, outer bearing, regulation and fixed overall length that can be convenient carry out the location support to the blast gate body of installing in different positions, reduce the installation degree of difficulty.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the sectional structure of the air valve body of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the side view structure of the galvanized valve plate and the raised strips of the present invention;

FIG. 6 is a schematic side view of the sealing groove and the sealing gasket of the present invention;

FIG. 7 is a schematic view of the cross-sectional front view of the internal threaded sleeve and the movable sleeve of the present invention;

fig. 8 is an enlarged schematic view of the structure at B in fig. 7 according to the present invention.

In the figure: 1. an air valve pipe body; 2. a servo motor; 3. a controller; 4. a temperature sensor; 5. a horizontal axis; 6. a galvanized valve plate; 7. a convex strip; 8. a sealing groove; 9. a gasket; 10. fixing a threaded rod; 11. an internally threaded sleeve; 12. an outer bearing; 13. a connecting rod; 14. a movable sleeve; 15. fixing the rod; 16. a contact plate; 17. positioning rings; 18. a threaded hole; 19. a worm; 20. a turbine.

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. 1-8, the present invention provides a technical solution: an air valve system capable of self-adjusting along with temperature comprises an air valve pipe body 1, wherein a servo motor 2 and a controller 3 are fixed on the outer side of the air valve pipe body 1, a temperature sensor 4 (a pt100 series sensor can be adopted) is embedded and fixed on the inner wall of the air valve pipe body 1, the servo motor 2 is electrically connected with the controller 3 (data of different temperature requirements on the operation opening degree of the servo motor 2 are stored in the controller in advance), the controller 3 is electrically connected with the temperature sensor 4, an output end of the servo motor 2 is in transmission connection with a horizontal shaft 5, the horizontal shaft 5 is arranged in the middle of the air valve pipe body 1 in a penetrating mode and is fixed with a galvanized valve plate 6, a convex strip 7 is arranged on the edge of the galvanized valve plate 6 and is attached to the inner wall of a sealing groove 8, the sealing groove 8 is arranged on the side of a sealing pad 9, the sealing pad 9 is fixed on the inner wall of the air valve pipe body 1, particularly, the convex strip 7 is symmetrically distributed with 2 valve plates (the installed side faces are different) in a central mode about the center of the galvanized valve plate 6, and the orthographic view shape of sand grip 7 is the arc, and foretell structural design makes sand grip 7 can seal with the stable block of seal groove 8, in addition sealed 9 has 2 about horizontal axis 5 is central symmetry and distributes, and sealed 9 side and the inseparable laminating in 6 edges of galvanized valve plate, and the central symmetry design of sealed 9 and sand grip 7 has guaranteed that galvanized valve plate 6 can normally rotate 90 and open to the maximum ventilation volume state, has guaranteed the leakproofness when closed moreover.

Specifically, in order to adjust the installation size, fixed threaded rods 10 are symmetrically welded and fixed on the upper side and the lower side of the outer wall of the air valve body 1, an internal thread sleeve 11 is installed on the fixed threaded rods 10, the outer side of the internal thread sleeve 11 is fixed with the inner side of the outer bearing 12, the outer side of the outer bearing 12 is welded and fixed with one end of a connecting rod 13, the other end of the connecting rod 13 is welded and fixed with the outer side of a movable sleeve 14, a contact plate 16 is welded and fixed at the tail end of the movable sleeve 14, the inner side of the movable sleeve 14 is jointed with the fixed rod 15, the tail end of the fixed rod 15 is welded and fixed at the outer side of the air valve pipe body 1, the connecting rod 13 and the internal thread sleeve 11 form a rotating mechanism through the external bearing 12, and the connecting rods 13 are symmetrically distributed about the fixed threaded rod 10, the above-mentioned structural design enables the connecting rods 13 to perform only up-and-down displacement without rotation when the internally threaded sleeve 11 is rotationally displaced on the fixed threaded rod 10.

The movable sleeve 14 is connected with the fixed rod 15 in a sliding manner, the movable sleeve 14 is symmetrically distributed about the contact plate 16, and the contact plate 16 is provided with a mounting hole for fixedly connecting with an external component through a bolt and the like, and the above structural design enables the movable sleeve 14 to carry out stable position adjustment in the vertical direction along the fixed rod 15 with the contact plate 16 under the pushing of the connecting rod 13, thereby facilitating the connection and installation under different conditions. In addition, in order to make the position of the air valve pipe body 1 more stable after installation, the outside lane downside welding of outer bearing 12 has the position circle 17, just the position circle 17 symmetry is opened threaded hole 18, after two contact plate 16 positions about having adjusted through outer bearing 12, utilize the bolt to open on through contact plate 16 to have the mounting hole to be connected with exterior structure, then twist the screw extrusion connection on internal thread sleeve 11 in threaded hole 18 to be connected the outer wall and the internal thread sleeve 11 of outer bearing 12, let outer bearing 12 unable rotation promptly, further stabilized the mounted position of air valve pipe body 1.

In addition, the output end of the servo motor 2 is connected with the worm 19, the worm 19 is meshed with the worm wheel 20, the worm wheel 20 is fixedly connected with the horizontal shaft 5, and a mechanical self-locking effect can be realized through the specific tooth number ratio of the worm 19 and the worm wheel 20, namely, the worm 19 cannot be driven to rotate reversely by the worm wheel 20, so that the stability of the horizontal shaft 5 which can keep motionless when the galvanized valve plate 6 is pressed is improved.

The horizontal shaft 5 of this example runs through galvanized valve plate 6 center (as shown in the figure galvanized valve plate 6 center is equipped with the sleeve, and horizontal shaft 5 inserts in the sleeve and with sleeve fixed connection), and 6 edges of galvanized valve plate laminate with the blast gate body 1 inner wall, and foretell structural design makes galvanized valve plate 6 can use horizontal shaft 5 to carry out the horizontal direction as the axle, guarantees the inseparable laminating of 6 edges of galvanized valve plate and blast gate body 1 inner wall.

The working principle is as follows: when the device is used, the air valve body 1 is firstly moved to the air pipe to be connected, then the lower half part of the internal thread sleeve 11 in figure 7 is held and the internal thread sleeve 11 is rotated downwards, the internal thread sleeve 11 is rotated on the fixed threaded rod 10 to be far away from the air valve body 1, the outer side of the internal thread sleeve 11 is fixed with the inner ring of the outer bearing 12, the outer ring of the outer bearing 12 is fixed with the connecting rod 13, the internal thread sleeve 11 and the inner ring of the outer bearing 12 are independent of the outer ring of the outer bearing 12 and the connecting rod 13, so that the internal thread sleeve 11 can carry out synchronous vertical displacement with the outer ring of the outer bearing 12 and the connecting rod 13 when being displaced on the fixed threaded rod 10, the outer ring of the outer bearing 12 and the connecting rod 13 can not be rotated, the connecting rod 13 carries the movable sleeve 14 and the contact plate 16 to slide along the fixed rod 15 to be far away from the air valve body 1 when in motion, and then the internal thread sleeve 11 positioned at the top of the air valve body 1 in figure 1 and figure 2 is also operated to be rotated to be far away from the air valve body 1, if closely laminate two contact plates 16 with roof and near the ceiling installation frame or the light gauge steel of tuber pipe bottom respectively, later through bolt with contact plate 16 and exterior fixed connection, later will twist in screw hole 18 through the screw, let outer bearing 12 and internal thread sleeve 11 whole unable relative rotation to realize the affirmation of blast gate body 1 position, later can be connected with the outside tuber pipe in both sides with the both ends of blast gate body 1.

The servo motor 2 is powered by an external power supply circuit, then the whole device can be normally used, when the temperature sensor 4 in the figure 3 detects temperature change and the air volume needs to be increased or reduced, the temperature sensor 4 sends a signal to the controller 3, the controller 3 controls the servo motor 2 to drive the horizontal shaft 5 to rotate forwards or backwards, taking the figure 3 as an example, the servo motor 2 drives the horizontal shaft 5 and the galvanized valve plate 6 to rotate anticlockwise to open, the galvanized valve plate 6 in the figure 4 drives the convex strip 7 to rotate anticlockwise to separate from the sealing groove 8, air can flow through a gap formed after the galvanized valve plate 6 is rotated to open, the size of the gap determines the air volume, the galvanized valve plate 6 rotates 90 degrees to the horizontal direction to reach the maximum air volume, when the air volume needs to be reduced or even the ventilation is closed, the servo motor 2 is only required to control the horizontal shaft 5 and the galvanized valve plate 6 to rotate backwards to a proper angle, when the valve is closed, the convex strip 7 is clamped with the sealing groove 8, and the edge of the galvanized valve plate 6 is attached to 2 sealing gaskets 9 which are distributed in a vertically central symmetry manner.

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. A blast gate system that can be along with temperature self-regulating, includes blast gate body (1), its characterized in that: the air valve comprises an air valve body (1), wherein a servo motor (2) and a controller (3) are fixed on the outer side of the air valve body (1), a temperature sensor (4) is embedded and fixed on the inner wall of the air valve body (1), the servo motor (2) is electrically connected with the controller (3), the controller (3) is electrically connected with the temperature sensor (4), an output end of the servo motor (2) is connected with a horizontal shaft (5) in a transmission manner, a galvanized valve plate (6) is fixed on the horizontal shaft (5), a raised line (7) is arranged on the edge of the galvanized valve plate (6), the raised line (7) is attached to the inner wall of a sealing groove (8), the sealing groove (8) is arranged on the side of a sealing gasket (9), the sealing gasket (9) is fixed on the inner wall of the air valve body (1), a fixing threaded rod (10) is welded and fixed on the outer wall of the air valve body (1), and an internal threaded sleeve (11) is installed on the fixing threaded rod (10), and the outer side of the internal thread sleeve (11) is fixed with the inner side of the outer bearing (12), the outer side of the outer bearing (12) is welded and fixed with one end of a connecting rod (13), the other end of the connecting rod (13) is welded and fixed on the outer side of a movable sleeve (14), a contact plate (16) is welded and fixed at the tail end of the movable sleeve (14), the inner side of the movable sleeve (14) is attached to a fixed rod (15), and the tail end of the fixed rod (15) is welded and fixed on the outer side of the air valve pipe body (1).

2. A temperature self-regulating damper system according to claim 1, wherein: the lower side welding of outer bearing (12) outer lane has position circle (17), just threaded hole (18) are opened to position circle (17) symmetry.

3. A temperature self-regulating damper system according to claim 1, wherein: the horizontal shaft (5) penetrates through the center of the galvanized valve plate (6), and the edge of the galvanized valve plate (6) is attached to the inner wall of the air valve pipe body (1).

4. A temperature self-regulating damper system according to claim 1, wherein: the utility model discloses a galvanized valve plate, including the sealed pad (9), the convex strip (7) are central symmetry about galvanized valve plate (6) center and have 2 to the front view shape of convex strip (7) is the arc, sealed pad (9) are central symmetry about horizontal axis (5) and have 2, and sealed pad (9) side closely laminates with galvanized valve plate (6) edge.

5. A temperature self-regulating damper system according to claim 1, wherein: the output end of the servo motor (2) is connected with a worm (19), the worm (19) is meshed with a worm wheel (20), and the worm wheel (20) is fixedly connected with a horizontal shaft (5).

6. A temperature self-regulating damper system according to claim 1, wherein: the movable sleeves (14) are connected with the fixed rods (15) in a sliding mode, the movable sleeves (14) are symmetrically distributed relative to the contact plate (16), and mounting holes are formed in the contact plate (16).