CN216200635U - Novel electric closed combined air valve - Google Patents
Novel electric closed combined air valve Download PDFInfo
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- CN216200635U CN216200635U CN202122649389.0U CN202122649389U CN216200635U CN 216200635 U CN216200635 U CN 216200635U CN 202122649389 U CN202122649389 U CN 202122649389U CN 216200635 U CN216200635 U CN 216200635U
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Abstract
The utility model provides a novel electric closed combined air valve, belonging to the technical field of combined air valves, and comprising a bottom frame; the plurality of unit valve bodies are arranged on the upper side of the bottom frame; the plurality of unit valve body transmission connecting rods are respectively arranged in the plurality of unit valve bodies; the transmission mechanism comprises a transmission connecting rod between the unit valve bodies and a main transmission connecting rod; the device realizes the consistent opening and closing of the plurality of blades through the actuating mechanism and the transmission mechanism, the integral structural strength and rigidity of the device are enhanced, the bearing capacity of the air valve is improved, the service life of the device is prolonged, the mechanical transmission mechanism of the device is high in efficiency and small in ventilation resistance, so that the reliability is high, the gap of the transmission connecting rod among the unit valve bodies is adjustable, the blades are wing-shaped, the stress is uniform, no deformation exists, the closing is tighter and smoother, the leakage amount is low, and the maintenance is convenient.
Description
Technical Field
The utility model belongs to the technical field of combined air valves, and particularly relates to a novel electric closed combined air valve.
Background
Tunnel fires are a safety hazard that can pose a serious casualty risk. Effective control of the smoke exhaust system on smoke (including timely and effective control of smoke flow, smoke exhaust, reduction of the influence range of smoke, and the like) in a tunnel fire is an important means for preventing major casualty accidents caused by the tunnel fire. The smoke exhaust system aims to maintain a sustainable environment within a certain time so as to be beneficial to escape of people. The smoke exhaust system should: the wind speed should reduce the heat load transmitted to the human body as much as possible, so as to avoid the smoke on the dispersion line from being diffused due to the action of turbulence and vortex generated by the supplemented wind, and create conditions for people to refuge to the maximum extent; the diffusion of high-temperature gas in a fire scene is avoided and reduced as much as possible, and hot smoke generated in the fire process is discharged as soon as possible through effective smoke exhaust facilities, so that the fire scene is prevented from being enlarged due to the fact that hot airflow ignites articles around the fire scene; is beneficial to the fire fighter to approach the fire scene and carry out the fire extinguishing work. The combined air valve is a facility for ventilation mode conversion and smoke resistance and fire resistance in a tunnel ventilation and smoke exhaust system, and the performance of the combined air valve directly influences the spreading degree of smoke and fire in a tunnel fire.
The existing combined air valve has the defects of insufficient structural strength and rigidity and poor pressure bearing capacity, and after the combined air valve is applied for a period of time, the problems of valve body corrosion, blade deformation, untight closing, no opening, inflexible action, prolonged opening and closing time and the like can occur, so that the requirements on design and service life can not be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel electric closed combined air valve, and aims to solve the problems that after the combined air valve is applied for a period of time, the valve body is rusted, blades are deformed, cannot be tightly closed, cannot be opened, cannot move flexibly or the opening and closing time is prolonged and the like due to insufficient structural strength and rigidity and poor pressure bearing capacity in the prior art, and the requirements on design and service life cannot be met.
In order to achieve the purpose, the utility model provides the following technical scheme:
a novel electric closed combined air valve comprises:
a bottom frame;
the plurality of unit valve bodies are arranged on the upper side of the bottom frame;
the unit valve body transmission connecting rods are respectively arranged in the unit valve bodies;
the transmission mechanism comprises unit valve body transmission connecting rods and a main transmission connecting rod, the unit valve body transmission connecting rods are connected with the plurality of unit valve body transmission connecting rods, and one end of the main transmission connecting rod is connected with the unit valve body transmission connecting rods; and
and the actuating mechanism is connected with the main transmission connecting rod to realize that the actuating mechanism moves in a plane four-bar way so as to drive the transmission connecting rods among the unit valve bodies to move linearly, and then drives the plurality of blades to synchronously rotate through the transmission action of the transmission connecting rods among the unit valve bodies and the transmission connecting rods of the plurality of unit valve bodies so as to realize the operation of the plurality of unit valve bodies.
As a preferred scheme of the present invention, the upper end of the bottom frame is fixedly connected with a frame edge, a plurality of transverse beams are fixedly connected between the inner walls of the two sides of the frame edge, and a plurality of unit valve body frame bodies are respectively and fixedly connected to the frame edge and the upper ends of the plurality of transverse beams;
every the unit valve body all includes unit valve body framework and a plurality of blade, unit valve body framework sets up in the upside of underframe, and is a plurality of the both ends of blade are rotated respectively and are connected in the both sides inner wall of unit valve body framework, one of them unit valve body transmission connecting rod fixed connection is in the circumferential surface of a plurality of blades.
As a preferable scheme of the present invention, the actuator includes a base, an electric device, a device support, and a transmission main swing arm, the base is fixedly connected to one side end of the bottom frame, the device support is fixedly connected to one side end of the base, the electric device is fixedly connected to one side end of the device support, one end of the transmission main swing arm is connected to an output end of the electric device, and the other end of the transmission main swing arm is connected to the other end of the main transmission link.
As a preferred scheme of the present invention, the present invention further comprises a plurality of stainless steel sealing elastic pieces, two ends of the plurality of stainless steel sealing elastic pieces are respectively and fixedly connected to inner walls of two sides of the plurality of unit valve body frames, and the plurality of stainless steel sealing elastic pieces are respectively located between the plurality of blades.
As a preferred embodiment of the present invention, one end of the transmission main swing arm is movably hinged to an output shaft of the electric device through a hinge shaft, the other end of the transmission main swing arm is movably hinged to the other end of the main transmission connecting rod through a hinge shaft, one end of the main transmission connecting rod is movably hinged to a circumferential surface of the transmission connecting rod between the unit valve bodies through a hinge shaft, and the plurality of transmission connecting rods of the unit valve bodies are movably hinged to a circumferential surface of the transmission connecting rod between the unit valve bodies through hinge shafts.
In a preferred embodiment of the present invention, a cover plate is fixedly connected to an upper end of the plurality of unit valve body frames.
In a preferred embodiment of the present invention, each of the plurality of blades has an airfoil shape.
Compared with the prior art, the utility model has the beneficial effects that:
1. in this scheme, can drive the main drive connecting rod through the actuating mechanism who is equipped with and make the four-bar linkage in plane motion, and then make transmission connecting rod between the unit valve body slide from side to side under the limiting displacement of a plurality of unit valve body transmission connecting rods, a plurality of unit valve body transmission connecting rods drive a plurality of blades synchronous rotation again and reach the effect of ventilating and discharging fume. The unit valve body adopts the modular design, the width is fixed, the length is adjustable, the unit valve body is suitable for batch production, and the efficiency is greatly improved. The multiple sections of the transmission connecting rod among the unit valve bodies are connected through threads, and the length of the transmission connecting rod is adjustable. Compared with the traditional combined air valve, the electric combined air valve has more reliable performance, scientific and reasonable structure, high tightness at normal temperature and high temperature, low air leakage rate and high cost performance, and has wide market prospect.
2. In this scheme, the base is integrated on the underframe, and the site installation no longer does the mechanism installation basis of redoing, and the installation accuracy is high.
3. In the scheme, the blades are designed to be wing-shaped, so that the wind pressure resistance is high, and the wind resistance is low. The blades are sealed by stainless steel sealing elastic sheets, so that the blade is high-temperature resistant, corrosion resistant and long in service life.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a top view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a side view of the present invention at an electric device;
FIG. 4 is a top view of the present invention at an electric device;
FIG. 5 is a perspective view of a drive link between unit valve bodies according to the present invention;
FIG. 6 is a bottom view of the bottom frame of the present invention;
FIG. 7 is a side view of the present invention at the bottom frame;
FIG. 8 is a top view of the unit valve body of the present invention;
FIG. 9 is a partial side view of the unit valve body of the present invention at the drive link;
FIG. 10 is a partial side view at the blade of the present invention;
FIG. 11 is an enlarged view of a portion of the utility model at I of FIG. 10;
FIG. 12 is a side view of the unit valve body of the present invention;
FIG. 13 is an enlarged view of a portion of the utility model at II in FIG. 12;
FIG. 14 is a side view at the blade of the present invention;
FIG. 15 is a top view of the blade of the present invention.
In the figure: 1. a bottom frame; 101. a base; 102. a frame edge; 103. a transverse beam; 2. a unit valve body; 201. a unit valve body frame; 202. a blade; 203. the unit valve body transmission connecting rod; 3. a transmission connecting rod is arranged between the unit valve bodies; 4. a main drive link; 5. an electric device; 6. a device support; 7. a main swing arm is driven; 8. a stainless steel sealing spring plate; 9. and (7) a cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-15, the present invention provides the following technical solutions:
a novel electric closed combined air valve comprises:
a bottom frame 1;
a plurality of unit valve bodies 2, wherein the plurality of unit valve bodies 2 are all arranged on the upper side of the bottom frame 1;
a plurality of unit valve body transmission links 203, the plurality of unit valve body transmission links 203 being respectively disposed in the plurality of unit valve bodies 2;
the transmission mechanism comprises unit inter-valve-body transmission connecting rods 3 and main transmission connecting rods 4, the unit inter-valve-body transmission connecting rods 3 are connected with the plurality of unit valve-body transmission connecting rods 203, and one end of each main transmission connecting rod 4 is connected with the unit inter-valve-body transmission connecting rod 3; and
the actuating mechanism is connected with the main transmission connecting rod 4 to realize that the actuating mechanism moves in a plane four-bar way so as to drive the transmission connecting rod 3 between the unit valve bodies to move linearly, and then the plurality of blades 202 are driven to synchronously rotate through the transmission action of the transmission connecting rod 3 between the unit valve bodies and the plurality of unit valve body transmission connecting rods 203 so as to realize the operation of the plurality of unit valve bodies 2;
each unit valve body 2 comprises a unit valve body frame 201 and a plurality of blades 202, the unit valve body frame 201 is arranged on the upper side of the bottom frame 1, two ends of the blades 202 are respectively connected to the inner walls of two sides of the unit valve body frame 201 in a rotating mode, and one unit valve body transmission connecting rod 203 is fixedly connected to the circumferential surfaces of the blades 202.
In the embodiment of the utility model, the bottom frame 1 plays a role of fixing other structures of a supporting device, the upper end and the lower end of the bottom frame 1 are both open, the upper side of the bottom frame 1 is provided with a plurality of unit valve body frames 201 which are uniformly distributed, a plurality of blades 202 are respectively arranged between the inner walls of the front side and the rear side of the plurality of unit valve body frames 201 in a rotating way, the plurality of blades 202 in each unit valve body 2 realize transmission through the unit valve body transmission connecting rods 203, the transmission among the plurality of unit valve body transmission connecting rods 203 realizes transmission through the unit valve body transmission connecting rods 3, the circumferential surface of the unit valve body transmission connecting rods 3 is connected with the main transmission connecting rod 4, the main transmission connecting rod 4 can be driven to do plane four-bar motion through the arranged actuating mechanism, and then make transmission connecting rod 3 between the unit valve body slide from side to side under the limiting action of a plurality of unit valve body transmission connecting rods 203, a plurality of unit valve body transmission connecting rods 203 drive a plurality of blades 202 synchronous rotation and reach the effect of ventilation and smoke exhaust again. The unit valve body 2 adopts a modular design, has fixed width and adjustable length, is suitable for batch production, and greatly improves the efficiency. The multiple sections of the transmission connecting rod 3 among the unit valve bodies are connected through threads, and the length of the transmission connecting rod is adjustable.
Specifically referring to fig. 6, the upper end of the bottom frame 1 is fixedly connected to a frame edge 102, a plurality of transverse beams 103 are fixedly connected between the inner walls of the two sides of the frame edge 102, and a plurality of unit valve body frames 201 are respectively and fixedly connected to the upper ends of the frame edge 102 and the transverse beams 103.
In this embodiment: the upper end of underframe 1 is fixed with frame 102, is fixed with a plurality of horizontal roof beams 103 between the inner wall around frame 102, and frame 102 and a plurality of horizontal roof beam 103 play fixed support's effect, and every unit valve body framework 201 all fixes around frame 102 and the left and right sides of two adjacent horizontal roof beams 103, and underframe 1 adopts about the general design, easy to assemble, simple and reliable.
Referring to fig. 2, 3, 4 and 7, the actuator includes a base 101, an electric device 5, a device support 6 and a transmission main swing arm 7, the base 101 is fixedly connected to one side of the bottom frame 1, the device support 6 is fixedly connected to one side of the base 101, the electric device 5 is fixedly connected to one side of the device support 6, one end of the transmission main swing arm 7 is connected to an output end of the electric device 5, and the other end of the transmission main swing arm 7 is connected to the other end of the main transmission link 4.
In this embodiment: underframe 1's left end is fixed with base 101, base 101 is integrated on underframe 1, the on-the-spot installation is no longer redoing mechanism installation basis, the installation accuracy is high, base 101's right-hand member is fixed with device support 6, device support 6's right-hand member is fixed with electric actuator 5, electric actuator 5's output shaft is connected with transmission owner swing arm 7, electric actuator 5 is the motor, different models can be selected according to actual need to electric actuator 5, for example, the selection model is Y630-10/1180, electric actuator 5 and external power source electric connection, can drive transmission owner swing arm 7 round electric actuator 5's front end circular motion through electric actuator 5 operation, and then drive main transmission connecting rod 4 and make circular motion in order to drive a plurality of blades 202 and rotate. For those skilled in the art, the electric device 5 is prior art and will not be described in detail.
Specifically, please refer to fig. 10, 11, 12 and 13, which further include a plurality of stainless steel sealing elastic pieces 8, two ends of the plurality of stainless steel sealing elastic pieces 8 are respectively and fixedly connected to inner walls of two sides of the plurality of unit valve body frames 201, and the plurality of stainless steel sealing elastic pieces 8 are respectively located between the plurality of blades 202.
In this embodiment: a plurality of stainless steel sealing elastic sheets 8 are fixed between the front inner wall and the rear inner wall of the unit valve body frame 201, and the plurality of blades 202 are sealed by the stainless steel sealing elastic sheets 8, so that the sealing effect is good, high temperature resistance, corrosion resistance and long service life are achieved.
Referring to fig. 1, 5, 8 and 9, one end of the driving main swing arm 7 is movably hinged to the output shaft of the electric actuator 5 through a hinge shaft, the other end of the driving main swing arm 7 is movably hinged to the other end of the driving connecting rod 4 through a hinge shaft, one end of the driving connecting rod 4 is movably hinged to the circumferential surface of the driving connecting rod 3 between the unit valve bodies through a hinge shaft, and the driving connecting rods 203 of the plurality of unit valve bodies are movably hinged to the circumferential surface of the driving connecting rod 3 between the unit valve bodies through hinge shafts.
In this embodiment: the upper end of the transmission main swing arm 7 is movably hinged to the position, deviated from the circle center, of the front end of the electric device 5 through a hinge shaft, the lower end of the transmission main swing arm 7 is movably hinged to the left end of the main transmission connecting rod 4 through the hinge shaft, the right end of the main transmission connecting rod 4 is movably hinged to the circumferential surface of the transmission connecting rod 3 between the unit valve bodies through the hinge shaft, the plurality of unit valve body transmission connecting rods 203 are movably hinged to the circumferential surface of the transmission connecting rod 3 between the unit valve bodies through the hinge shaft, and therefore the rotation output by the electric device 5 can be transmitted to the plurality of blades 202 through the transmission effects of the transmission main swing arm 7, the main transmission connecting rod 4, the transmission connecting rod 3 between the unit valve bodies and the plurality of unit valve body transmission connecting rods 203, and the synchronous rotation of the plurality of blades 202 is achieved.
Specifically referring to fig. 2, a cover plate 9 is fixedly connected to the upper ends of the plurality of unit valve body frames 201.
In this embodiment: the cover plate 9 is fixed on the upper ends of the unit valve body frames 201, plays a role in sealing and dust prevention, and is very safe and reliable.
Referring specifically to fig. 14 and 15, the plurality of blades 202 are each airfoil shaped.
In this embodiment: the blades 202 are designed to have airfoil shape, high wind pressure resistance and low wind resistance.
The working principle and the using process of the utility model are as follows: firstly, an electric device 5 is controlled to be started, the electric device 5 can drive a transmission main swing arm 7 to do circular motion around the middle point of the front end of the electric device 5, and further drive a main transmission connecting rod 4 to do circular motion, and the main transmission connecting rod 4 can drive a plurality of blades 202 to synchronously rotate through the transmission action of a transmission connecting rod 3 among unit valve bodies and a plurality of unit valve body transmission connecting rods 203, so that the ventilation and smoke exhaust effects are achieved; the device realizes the consistent opening and closing of the plurality of blades 202 through the actuating mechanism and the transmission mechanism, the integral structural strength and rigidity of the device are enhanced, the bearing capacity of the air valve is improved, the service life of the device is prolonged, the mechanical transmission mechanism of the device is high in efficiency and small in ventilation resistance, so that the reliability is high, the gap of the transmission connecting rod 3 among the unit valve bodies is adjustable, the blades 202 are wing-shaped, the stress is uniform, the deformation is avoided, the closing is tighter and smoother, the leakage amount is low, and the maintenance is convenient.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel electronic airtight combination blast gate which characterized in that includes:
a bottom frame (1);
the plurality of unit valve bodies (2), the plurality of unit valve bodies (2) are all arranged on the upper side of the bottom frame (1);
the plurality of unit valve body transmission connecting rods (203), the plurality of unit valve body transmission connecting rods (203) are respectively arranged in the plurality of unit valve bodies (2);
the transmission mechanism comprises unit inter-valve-body transmission connecting rods (3) and main transmission connecting rods (4), the unit inter-valve-body transmission connecting rods (3) are connected with the plurality of unit valve-body transmission connecting rods (203), and one end of each main transmission connecting rod (4) is connected with the unit inter-valve-body transmission connecting rod (3); and
and the actuating mechanism is connected with the main transmission connecting rod (4) to realize that the actuating mechanism moves in a plane four-bar manner to drive the transmission connecting rods (3) among the unit valve bodies to move linearly, and then drives the plurality of blades (202) to synchronously rotate to realize the operation of the plurality of unit valve bodies (2) through the transmission action of the transmission connecting rods (3) among the unit valve bodies and the transmission connecting rods (203) of the plurality of unit valve bodies.
2. The novel electric closed combined air valve according to claim 1, characterized in that:
the upper end of the bottom frame (1) is fixedly connected with a frame edge (102), a plurality of transverse beams (103) are fixedly connected between the inner walls of the two sides of the frame edge (102), and a plurality of unit valve body frame bodies (201) are respectively and fixedly connected to the upper ends of the frame edge (102) and the transverse beams (103);
every unit valve body (2) all include unit valve body frame (201) and a plurality of blade (202), unit valve body frame (201) sets up in the upside of underframe (1), and is a plurality of the both ends of blade (202) are rotated respectively and are connected in the both sides inner wall of unit valve body frame (201), one of them unit valve body transmission connecting rod (203) fixed connection is in the circumferential surface of a plurality of blades (202).
3. The novel electric closed combined air valve according to claim 2, characterized in that: actuating mechanism includes base (101), electric actuator (5), device support (6) and transmission owner swing arm (7), base (101) fixed connection is in a side end of underframe (1), device support (6) fixed connection is in a side end of base (101), electric actuator (5) fixed connection is in a side end of device support (6), the one end of transmission owner swing arm (7) is connected in the output of electric actuator (5), the other end of transmission owner swing arm (7) is connected in the other end of main transmission connecting rod (4).
4. The novel electric closed combined air valve according to claim 3, characterized in that: the valve body frame is characterized by further comprising a plurality of stainless steel sealing elastic sheets (8), wherein two ends of the stainless steel sealing elastic sheets (8) are fixedly connected to the inner walls of two sides of the unit valve body frames (201) respectively, and the stainless steel sealing elastic sheets (8) are located between the blades (202) respectively.
5. The novel electric closed combined air valve according to claim 4, characterized in that: one end of the transmission main swing arm (7) is movably hinged with an output shaft of the electric device (5) through a hinge shaft, the other end of the transmission main swing arm (7) is movably hinged with the other end of the main transmission connecting rod (4) through a hinge shaft, one end of the main transmission connecting rod (4) is movably hinged with the circumferential surface of the transmission connecting rod (3) between the unit valve bodies through a hinge shaft, and the unit valve body transmission connecting rods (203) are movably hinged with the circumferential surface of the transmission connecting rod (3) between the unit valve bodies through hinge shafts.
6. The novel electric closed combined air valve according to claim 5, characterized in that: the upper ends of the unit valve body frames (201) are fixedly connected with cover plates (9).
7. The novel electric closed combined air valve according to claim 6, characterized in that: the plurality of blades (202) are each airfoil-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122649389.0U CN216200635U (en) | 2021-11-02 | 2021-11-02 | Novel electric closed combined air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122649389.0U CN216200635U (en) | 2021-11-02 | 2021-11-02 | Novel electric closed combined air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216200635U true CN216200635U (en) | 2022-04-05 |
Family
ID=80898149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122649389.0U Active CN216200635U (en) | 2021-11-02 | 2021-11-02 | Novel electric closed combined air valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216200635U (en) |
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2021
- 2021-11-02 CN CN202122649389.0U patent/CN216200635U/en active Active
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