CN215257861U - Electric air volume adjusting valve for heating ventilation air conditioner - Google Patents
Electric air volume adjusting valve for heating ventilation air conditioner Download PDFInfo
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- CN215257861U CN215257861U CN202120923295.5U CN202120923295U CN215257861U CN 215257861 U CN215257861 U CN 215257861U CN 202120923295 U CN202120923295 U CN 202120923295U CN 215257861 U CN215257861 U CN 215257861U
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Abstract
The utility model discloses an air conditioner electric air volume adjusting valve for heating and ventilation belongs to heating and ventilation air conditioner technical field. It comprises a shell, an opening is arranged on the shell in a penetrating way; a plurality of valve leaves are uniformly arranged along the peripheral direction of the opening edge of the shell, and the valve leaves are movably connected with the opening edge; the transmission mechanisms are arranged in the shell, the number of the transmission mechanisms corresponds to the number of the valve blades, the transmission mechanisms are correspondingly in transmission connection with the valve blades, the transmission mechanisms are sequentially in end-to-end transmission connection, and each transmission mechanism comprises a limiting rod which is arranged towards the valve blades; the moving block is sleeved on the limiting rod; one end of the connecting rod is hinged with the moving block, and the other end of the connecting rod is hinged with the valve leaf; the limiting rod is fixedly connected with the shell, and the limiting rod is fixedly connected with the shell. The utility model discloses can freely adjust the aperture of governing valve, need not manual operation, it is efficient, and when the governing valve was closed, the valve leaf seal was better, avoided debris such as dust to get into, guaranteed life.
Description
Technical Field
The utility model belongs to the technical field of the warm air conditioner that leads to, more specifically say, relate to an air conditioner is led to warm and is used electronic air regulation valve.
Background
The air regulating valve is also called as air regulating 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-conditioners and ventilation system pipelines, is used for regulating the air quantity of branch pipes, and can also be used for mixed regulation of fresh air and return air.
At present, most of existing air volume adjusting valves are manual air valves, manual operation is needed, manpower is wasted due to low efficiency, in addition, when the air volume adjusting valves are not used, gaps are often left between blades, the air volume adjusting valves are not closed enough, the inner portions of the air volume adjusting valves are easy to enter dust, and the service life of the air volume adjusting valves is influenced.
Through retrieval, the Chinese patent publication number: CN 211924912U; the publication date is as follows: year 2020, 11, 13; the utility model discloses a novel warm idle call of ventilating electric air regulation valve, including the U-shaped frame, be equipped with a plurality of blades in the U-shaped frame, two adjacent blade seal movable contact, the one side that two blades that lie in the left and right sides in a plurality of blades kept away from each other respectively with the both sides inner wall seal movable contact of U-shaped frame, rotate on the bottom inner wall of U-shaped frame and install a plurality of turning blocks, a plurality of turning blocks and a plurality of blade one-to-one setting, the top movable contact of U-shaped frame has the mounting panel for hollow structure, rotates on the bottom inner wall of mounting panel and installs a plurality of pivots, and the top and the equal fixed mounting in bottom of blade have the fixture block. This application provides the governing valve that can automatically regulated amount of wind, has solved the problem that manual operation is inefficient, but the device structure of this application is complicated, has certain requirement to installation space, and application scope is limited, and the drive mechanism between the blade of this application breaks down easily in the use, leads to governing valve effective service life to receive the influence.
In addition, chinese patent publication no: CN 211715797U; the publication date is as follows: 10 months and 20 days in 2020; the utility model discloses an electronic air regulation valve for warm logical air conditioner, be in including guide cylinder, setting adjustable fender in the guide cylinder, set up respectively the first erection column and the second erection column, the setting at adjustable fender both ends are in the adjusting shaft sleeve, the setting of first erection column periphery are in the mounting panel, the setting of adjusting shaft sleeve periphery are in the regulation handle and the setting that the mounting panel is connected with first erection column are in the spacing column cap of second erection column periphery, first erection column is connected with the adjusting shaft sleeve through helicitic texture. Although the governing valve of this application is further simplified on structure, has increased application scope, the governing valve of this application is comparatively single to the regulation of amount of wind size, all goes on through single adjustable fender, and is inflexible, and the adjustable fender of this application adjusts the leakproofness that the structure can't guarantee after closing.
Disclosure of Invention
In order to solve at least one of the above problems, the present invention adopts the following technical solution.
This scheme warm idle call electric air regulation valve that leads to includes:
the shell is a hollow shell, and an opening is formed in the shell in a penetrating mode;
a plurality of valve leaves are uniformly arranged along the peripheral direction of the opening edge of the shell, and the valve leaves are movably connected with the opening edge;
the transmission mechanisms are arranged in the shell, the number of the transmission mechanisms corresponds to the number of the valve blades, the transmission mechanisms are correspondingly in transmission connection with the valve blades, the transmission mechanisms are sequentially in end-to-end transmission connection, each transmission mechanism comprises,
the length direction of the limiting rod is arranged towards the valve leaf;
the moving block is sleeved on the limiting rod;
one end of the connecting rod is hinged with the moving block, and the other end of the connecting rod is hinged with the valve leaf;
also comprises the following steps of (1) preparing,
the driving piece is fixedly connected to the outside of the shell, the driving piece is in transmission connection with the moving block of the transmission mechanism, and the driving piece drives the moving block to move along the length direction of the limiting rod.
Furthermore, the driving piece is a motor, and the output end of the driving piece extends into the shell and is in transmission connection with the corresponding moving block through a limiting rod of a transmission mechanism;
the limiting rod in transmission connection with the motor is a threaded rod, and the threaded rod is in threaded connection with a moving block correspondingly sleeved on the threaded rod.
Further, the transmission mechanism further comprises:
two gears are arranged in the shell on two sides of the moving block respectively, and the gears are rotationally connected with the inside of the shell;
one end of the rotating rod is in transmission connection with the gear, and the other end of the rotating rod is in transmission connection with the moving block;
the adjacent gears of the two adjacent transmission mechanisms are meshed.
Further, the gear is an incomplete gear.
Furthermore, the limiting rods of the transmission mechanisms are all located on the center lines of the corresponding transmission mechanisms and all point to the centers of the openings of the shells.
Furthermore, one end of the rotating rod is provided with a waist-shaped hole along the length direction of the rotating rod;
and convex blocks are respectively formed on two sides of the moving block, a sliding rod is fixedly arranged on each convex block, and the sliding rods are movably inserted into the waist-shaped holes.
Further, one end of the valve leaf far away from the center of the opening of the shell is rotatably connected with the edge of the opening through a hinge.
Furthermore, an upper base is fixedly arranged on one end face of the moving block;
a lower base is fixedly arranged on the end face, facing the inside of the shell, of the valve blade;
two ends of the connecting rod are respectively hinged with the upper base and the lower base.
Furthermore, each side of the valve leaf is fixedly provided with a sealing strip.
Furthermore, the opening of the shell is in a regular hexagon shape, and each valve leaf is in a regular triangle shape;
six valve blades and six transmission mechanisms are arranged.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses an electric air volume adjusting valve for heating ventilation air conditioner, at the opening equipartition a plurality of valve leafs of shell, a plurality of valve leaf one-to-one ground transmission is connected with transmission structure, and a plurality of drive mechanism transmission in proper order connect, one in a plurality of drive mechanism is connected with the driving piece transmission, thereby drive a plurality of drive mechanism through a driving piece synchronous drive a plurality of valve leaf synchronous motion, so that a plurality of valve leaves seal or open the opening in step, and when a plurality of valve leaves seal the opening, the edge seal laminating of two adjacent valve leaves has guaranteed the leakproofness of sealing the opening, the utility model discloses an electric drive governing valve opens or closes, and can freely adjust the aperture of governing valve, adjust the amount of wind size, and when the governing valve closes, the leakproofness is better, has avoided debris such as dust to get into, has guaranteed the life of device;
(2) the utility model discloses an electric air volume adjusting valve for heating ventilation air conditioner, adopt the motor as the driving piece, drive the threaded rod through the motor and rotate, the threaded rod drives the movable block along linear motion, thereby the movable block drives the connecting rod and moves, the connecting rod drives the valve leaf and rotates, simultaneously the movable block drives the dwang and rotates, the dwang can drive the gear rotation, the gear meshing of two adjacent drive mechanisms is connected, thereby the gear drives the gear and the dwang of adjacent drive mechanism and rotates, thereby realize that the dwang drives the movable block of other drive mechanisms and slides on the gag lever post, thereby make the movable block drive all valve leaves through the connecting rod and open or seal gradually in step-by-step, thereby can make the governing valve open automatically, and the amount of wind is adjustable, the transmission is simple and reliable;
(3) the utility model discloses an electric air volume adjusting valve for heating and ventilating air conditioner, threaded rod and gag lever post all are located the central line of drive mechanism, and point to the open-ended center, have guaranteed the precision of each movable block direction of motion, have guaranteed that the movable block reliably drives the valve leaf through the connecting rod and rotates, make the transmission process stable;
(4) the utility model discloses an idle call of warm logical idle call electric air volume adjusting valve, dwang and movable block realize rotating the connection through waist shape hole and slide bar, slide bar and waist shape hole sliding connection simultaneously utilize the both ends in waist shape hole to carry out spacing to the motion of slide bar, have realized restricting the motion stroke of dwang, have guaranteed the reliable stability of structure; in addition, the gear is an incomplete gear, namely the number of the teeth of the gear corresponds to the movement stroke of the rotating rod, namely the stroke of the moving block, the incomplete gear can reliably realize movement limitation, excessive movement of the transmission mechanism is avoided, the valve leaf reliably opens or closes the opening, and the reliability and the stability of the regulating valve in the use process are further ensured;
(5) the utility model discloses an electric air volume adjusting valve for heating ventilation air conditioner, shell opening are regular hexagon, and the valve leaf is regular triangle, and trilateral all fixed sealing strip that is provided with of valve leaf, when the valve leaf seals the opening, the closed opening that the valve leaf can close the seam tightly, and between the adjacent valve leaf, and between valve leaf and the shell all realize sealedly through the sealing strip, guarantee that debris such as dust can not get into when the governing valve is in the closed condition;
(6) the utility model discloses simple structure, reasonable in design easily makes.
Drawings
Fig. 1 is a schematic structural view of an electric air volume adjusting valve for heating ventilation air conditioner of the present invention;
fig. 2 is a schematic view of the internal structure of the electric air volume adjusting valve for heating ventilation air conditioner in a closed state;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a schematic view of the internal structure of the electric air volume adjusting valve for heating, ventilating and air conditioning of the present invention in an open state;
in the figure:
1. a housing; 2. a drive member; 3. a threaded rod; 4. a moving block; 5. an upper base; 6. a connecting rod; 7. a lower base; 8. a valve leaf; 9. a bump; 10. a slide bar; 11. rotating the rod; 12. a waist-shaped hole; 13. a gear; 14. a hinge; 15. a limiting rod.
Detailed Description
The invention will be further described with reference to specific embodiments and drawings.
Example 1
The electric air volume adjusting valve for the heating ventilation air conditioner of the embodiment comprises:
the shell 1 is a hollow shell, and an opening is formed in the shell in a penetrating mode;
a plurality of valve blades 8 are uniformly arranged along the circumferential direction of the opening edge of the shell 1, and the valve blades 8 are movably connected with the opening edge;
the transmission mechanisms are arranged in the shell 1, the number of the transmission mechanisms corresponds to the number of the valve blades 8, the transmission mechanisms are correspondingly in transmission connection with the valve blades 8, the transmission mechanisms are sequentially in end-to-end transmission connection, each transmission mechanism comprises,
a stopper rod 15 provided in a longitudinal direction thereof toward the valve vane 8;
the moving block 4 is sleeved on the limiting rod 15;
one end of the connecting rod 6 is hinged with the moving block 4, and the other end of the connecting rod is hinged with the valve leaf 8;
also comprises the following steps of (1) preparing,
the driving part 2 is fixedly connected to the outside of the shell 1, the driving part 2 is in transmission connection with a moving block 4 of a transmission mechanism, and the driving part 2 drives the moving block 4 to move along the length direction of the limiting rod 15.
The electric air volume adjusting valve for the heating ventilation air conditioner is suitable for air ducts of an air conditioning system, can adjust air volume and is also suitable for various air ducts, as shown in fig. 1 and 2, a shell 1 is in a hollow cylindrical shape, an opening is penetratingly formed in the end face of the shell 1 and is communicated with the air ducts needing air volume adjustment, such as a pipeline, a plurality of valve vanes 8 are movably arranged on the opening, and the air volume is controlled through different opening degrees of the valve vanes 8; the power of the opening and closing action of the valve blade 8 in the embodiment is provided by the driving part 2, and the power is realized by the transmission mechanism.
The stop lever 15 of the transmission mechanism of this embodiment provides spacing direction for the movement track of the moving block 4, and the moving block 4 is connected with the corresponding valve leaf 8 through the transmission of the connecting rod 6, so that the moving block 4 is synchronous with the movement state of the corresponding valve leaf 8, the moving block 4 is directly or indirectly driven to move along the stop lever 15 through the driving part 2, and the corresponding valve leaf 8 is driven to open and close through the connecting rod 6.
The valve leaves 8 of this embodiment are connected with the transmission of a plurality of drive mechanism one-to-one, and a plurality of drive mechanism are connected end to end in proper order, be connected through the transmission of one of them drive mechanism and driving piece 2, thereby reach the purpose that a plurality of drive mechanism of 2 synchronous drive of driving piece drive a plurality of valve leaves 8 synchronous motion, make a plurality of valve leaves 8 seal simultaneously or open because driven synchronism, when a plurality of valve leaves 8 seal the opening, 8 position states of adjacent two valve leaves are the same, guaranteed the leakproofness to the opening.
The driving member 2 of the present embodiment is a driving mechanism capable of being remotely and automatically controlled, and the specific form may be an air cylinder, a motor, etc.;
when the driving piece 2 is a cylinder, the cylinder main body is fixed outside the shell 1, a telescopic rod of the cylinder extends into the shell 1 and is in transmission connection with the moving block 4, the moving block 4 is driven to move by rope motion of the telescopic rod of the remote control cylinder, and therefore the connecting rod 6 drives the valve leaf 8 to be opened and closed;
when driving piece 2 is the motor, the motor main part is fixed in the shell 1 outside, and the output of motor is connected through the driven structure transmission of lead screw with movable block 4, drives movable block 4 through the positive and negative rotation of remote control motor and removes to drive the switching of valve leaf 8 through connecting rod 6.
Example 2
The electric air volume regulating valve for the heating ventilation air conditioner is further improved on the basis of the embodiment 1, wherein the driving piece 2 is a motor, and the output end of the driving piece extends into the shell 1 and is in transmission connection with the corresponding moving block 4 through a limiting rod 15 of a transmission mechanism;
the limiting rod 15 in transmission connection with the motor is a threaded rod 3, and the threaded rod 3 is in threaded connection with the moving block 4 correspondingly sleeved on the threaded rod 3.
Considering that the installation space in the air duct space such as an air conditioner is limited, the driving part 2 adopting the motor is easy to install and arrange in structure, as shown in fig. 2, the motor of the embodiment is in transmission connection with the limiting rod 15 of one of the transmission mechanisms, the motor drives the limiting rod 15 to rotate after being started, the limiting rod 15 connected with the motor is set as the threaded rod 3, and the corresponding moving block 4 is provided with a threaded hole matched with the threaded rod, therefore, the limiting rod 15 and the moving block 4 of the transmission mechanism form a screw rod transmission pair, the rotating force of the motor can be converted into the force of the reciprocating linear motion of the moving block 4, and the transmission action can be effectively completed in the limited space in the shell 1.
The regulating valve is driven to be opened or closed in an electric mode, the occupied installation space is small, the opening degree of the regulating valve can be freely regulated, the air quantity is regulated, manual operation is not needed, the efficiency is high, and manpower is saved; and when the regulating valve of this embodiment was closed, the valve leaf 8 leakproofness was better, had avoided debris such as dust to get into, had guaranteed the life of device.
Example 3
The electric air volume adjusting valve for heating ventilation air conditioner of this embodiment is further improved on the basis of embodiments 1 and 2, and the transmission mechanism further includes:
two gears 13 are respectively arranged in the shell 1 at two sides of the moving block 4, and the gears 13 are rotationally connected with the interior of the shell 1;
two rotating rods 11 are provided, one end of each rotating rod 11 is in transmission connection with a gear 13, and the other end of each rotating rod 11 is in transmission connection with a moving block 4;
the adjacent gears 13 of the two adjacent transmission mechanisms are meshed.
The transmission connection of the adjacent transmission mechanisms of the present embodiment is realized by the structure of the gear 13 and the rotating rod 11, as shown in fig. 2 and 4.
The centers of the gears 13 are fixed in the shell 1 through rotating shafts, so that the gears 13 can rotate around the rotating shafts, the gears 13 are uniformly arranged on two sides of the moving block 4 of each transmission mechanism, the gears 13 which are closest to the two adjacent transmission mechanisms are meshed with each other, and the rotating rods 11 are used for driving and connecting the gears 13 with the corresponding moving blocks 4; when the motor drives the threaded rod 3 to rotate and drives the corresponding moving block 4 to move, the moving block 4 drives one end of the rotating rod 11 to rotate around the end of the corresponding gear 13, so that the gear 13 is driven to rotate by a certain angle, the gear 13 of the adjacent transmission mechanism meshed with the gear 13 rotates by the same angle, the corresponding rotating rod 11 is driven to rotate, the corresponding moving block 4 is driven to move, and the like is performed, so that the moving blocks 4 of the transmission mechanisms move by the same distance, and the corresponding valve leaves 8 are driven to open or close by the same amplitude.
Utilize the structure of this embodiment to realize the mutual transmission between adjacent drive mechanism, simple structure, the installation space demand is little, and whole drive mechanism can hold inside shell 1, avoids external debris to pollute, effectively reduces the transmission fault rate, and the transmission is effective reliable, only needs the drive of a driving piece 2, can effectively guarantee synchronous drive, makes 8 synchro actions of each valve leaf, is favorable to sealing 1 opening of shell.
Example 4
The electric air volume adjusting valve for the heating ventilation air conditioner is further improved on the basis of the embodiments 1 to 3, and the gear 13 is an incomplete gear.
As shown in fig. 2 and 4, the outer edge of the gear 13 is partially provided with gear teeth, the other part is not provided with gear teeth, the number of the gear teeth of the gear 13 corresponds to the movement stroke of the rotating rod 11, namely the stroke of the moving block 4, the movement limitation can be reliably realized through an incomplete gear, and the negative influence caused by excessive movement of the transmission mechanism is avoided, for example, when the moving block 4 of the transmission mechanism directly driven by the motor moves over, the corresponding gear 13 rotates to exceed the position of the corresponding gear teeth, so that the excessive movement amplitude is not transmitted to other transmission mechanisms, the open or closed position state of the valve vane 8 is effectively ensured, and the reliability and the stability of the device are ensured.
Example 4
The electric air volume adjusting valve for the heating ventilation air conditioner is further improved on the basis of the embodiment 1-3, and the limiting rods 15 of the transmission mechanisms are all located on the central lines of the corresponding transmission mechanisms and all point to the centers of the openings of the shell 1.
As shown in fig. 2 and 4, through the arrangement of the embodiment, the limiting rods 15 or the threaded rods 3 are uniformly distributed along the circumferential direction of the opening, so that the precision of the moving direction of each moving block 4 is ensured, the moving blocks 4 are ensured to reliably drive the valve vanes 8 to rotate through the connecting rods 6, and the reliability and stability of the device are ensured.
Example 5
The electric air volume regulating valve for the heating ventilation air conditioner is further improved on the basis of the embodiments 1 to 4, and a waist-shaped hole 12 is formed in one end of the rotating rod 11 along the length direction of the rotating rod 11;
the two sides of the moving block 4 are respectively provided with a convex block 9, a sliding rod 10 is fixedly arranged on the convex block 9, and the sliding rod 10 is movably inserted in the waist-shaped hole 12.
In each transmission mechanism, the distance between the moving block 4 and the corresponding gear 13 is changed in the moving process, so that the rotating rod 11 is required to ensure transmission connection on the premise of adapting to the change of the distance, and the structural design is made for the embodiment, as shown in fig. 3.
The two sides of the moving block 4 corresponding to the gear 13 are both formed with bumps 9, the shape of the bumps 9 is similar to that of "Contraband", the side edge of the "Contraband" type bump 9 is fixedly connected to the side surface of the moving block 4, the sliding rod 10 is arranged through two parallel edges of the "Contraband" type bump 9, one end of the rotating rod 11 is provided with a waist-shaped hole 12, the sliding rod 10 passes through the waist-shaped hole 12, and the other end of the rotating rod 11 and the gear 13 keep a synchronous motion state; through the structure, when the moving block 4 moves, the space of the movable connection between the sliding rod 10 and the waist-shaped hole 12 can be effectively adapted to the distance change between the moving block 4 and the gear 13, and the moving block 4 can effectively drive the end part of the rotating rod 11 to move under the contact acting force of the sliding rod 10 and the hole wall of the waist-shaped hole 12.
Example 6
The electric air volume adjusting valve for the heating ventilation air conditioner is further improved on the basis of the embodiments 1-5, and one end, far away from the center of the opening of the shell 1, of the valve blade 8 is rotatably connected with the edge of the opening through a hinge 14.
Furthermore, an upper base 5 is fixedly arranged on one end face of the moving block 4;
a lower base 7 is fixedly arranged on the end surface of the valve blade 8 facing the inside of the shell 1;
two ends of the connecting rod 6 are respectively hinged with the upper base 5 and the lower base 7.
Further, each side of the valve leaf 8 is fixedly provided with a sealing strip.
As shown in fig. 2, 3 and 4, the valve blade 8 is rotatably connected with the opening edge of the housing 1 through a hinge 14 structure; an upper base 5 is arranged on one end face, facing the inside of the shell 1, of a moving block 4 of the transmission mechanism, a lower base 7 is arranged on a valve leaf 8 corresponding to the same side, and the upper base 5 and the lower base 7 are hinged through a connecting rod 6 to realize transmission connection of the moving block 4 and the corresponding valve leaf 8.
In the embodiment, sealing strips are fixedly arranged on each edge of the valve leaf 8, so that when the valve leaves 8 are closed, the adjacent sealing strips are in close contact, and the joint of the valve leaf 8 and the edge of the shell 1 is also sealed by the sealing strips, thereby ensuring the sealing performance when the regulating valve is closed.
The working principle of the embodiment of the present invention is described below:
starting the motor, the motor drives the threaded rod 3 to rotate, the threaded rod 3 drives the movable block 4 on the threaded rod to move upwards, the movable block 4 drives the connecting rod 6 to move upwards, the connecting rod 6 drives the valve leaf 8 to rotate upwards, meanwhile, the moving block 4 drives the rotating rod 11 to rotate upwards, the rotating rod 11 drives the incomplete gear to rotate, the incomplete gear drives other rotating rods 11 to rotate, the rotating rod 11 drives the other five moving blocks 4 to slide on the sliding rod 10, thereby all the valve blades 8 are synchronously and gradually opened, when the air quantity of the regulating valve is proper, the motor is closed, through the reverse rotation of the motor, the motor drives the threaded rod 3 to rotate reversely, the threaded rod 3 drives the moving block 4 to move downwards, the connecting rod 6 drives the valve leaf 8 to rotate downwards, and then the regulating valve can be closed, because three edges of the valve blade 8 are all fixed with the sealing strips, the adjusting valve can be ensured not to have dust and other impurities to enter when in a closed state.
Example 7
The electric air volume regulating valve for the heating ventilation air conditioner is further improved on the basis of the embodiments 1-6, the opening of the shell 1 is in a regular hexagon shape, and each valve blade 8 is in a regular triangle shape;
six valve blades 8 and transmission mechanisms are arranged.
This embodiment includes six valve leafs 8 and six drive mechanism, the opening of shell 1 is regular hexagon, valve leaf 8 is regular triangle, three sides of valve leaf 8 are all fixed and are provided with the sealing strip, when valve leaf 8 seals the opening like this, the closed opening that valve leaf 8 can close the silk seam, and between the adjacent valve leaf 8, and all realize sealedly through the sealing strip between valve leaf 8 and the shell 1, guaranteed more that the governing valve can not have debris such as dust to get into when the closure state.
Under the opening shape and the valve leaf 8 shape of this embodiment, the setting of sealing strip is convenient more effective, to every valve leaf 8 only set up three sealing strips can, and the valve leaf 8 quantity and the drive mechanism quantity of this embodiment, can guarantee air regulation's flexibility, also can guarantee the effective transmission between each drive mechanism.
In this embodiment, the number and the shape of the valve vanes 8 are arranged based on the shape of the opening, so that the valve vanes 8 can be ensured to be matched with the shape of the opening, of course, in other embodiments, the shape of the opening can be any other shape such as a circle, a square and the like, the shape and the number of the valve vanes 8 are ensured to ensure that the regulating valve can reliably seal and close the opening in a closed state, and the number of the transmission mechanisms is specifically selected according to the number of the valve vanes 8, so that synchronous driving is preferably realized.
The examples of the utility model are only right the utility model discloses a preferred embodiment describes, and not right the utility model discloses design and scope are injectd, do not deviate from the utility model discloses under the prerequisite of design idea, the field engineering technical personnel are right the utility model discloses a various deformation and improvement that technical scheme made all should fall into the protection scope of the utility model.
Claims (10)
1. The utility model provides an electric air volume adjusting valve for heating and ventilating air conditioner which characterized in that includes:
the shell is a hollow shell, and an opening is formed in the shell in a penetrating mode;
a plurality of valve leaves are uniformly arranged along the peripheral direction of the opening edge of the shell, and the valve leaves are movably connected with the opening edge;
the transmission mechanisms are arranged in the shell, the number of the transmission mechanisms corresponds to the number of the valve blades, the transmission mechanisms are correspondingly in transmission connection with the valve blades, the transmission mechanisms are sequentially in end-to-end transmission connection, each transmission mechanism comprises,
the length direction of the limiting rod is arranged towards the valve leaf;
the moving block is sleeved on the limiting rod;
one end of the connecting rod is hinged with the moving block, and the other end of the connecting rod is hinged with the valve leaf;
also comprises the following steps of (1) preparing,
the driving piece is fixedly connected to the outside of the shell, the driving piece is in transmission connection with the moving block of the transmission mechanism, and the driving piece drives the moving block to move along the length direction of the limiting rod.
2. An electric air volume adjusting valve for heating, ventilating and air conditioning according to claim 1, characterized in that: the driving piece is a motor, and the output end of the driving piece extends into the shell and is in transmission connection with the corresponding moving block through a limiting rod of a transmission mechanism;
the limiting rod in transmission connection with the motor is a threaded rod, and the threaded rod is in threaded connection with a moving block correspondingly sleeved on the threaded rod.
3. An electric air volume adjusting valve for heating ventilation and air conditioning according to claim 1, characterized in that the transmission mechanism further comprises:
two gears are arranged in the shell on two sides of the moving block respectively, and the gears are rotationally connected with the inside of the shell;
one end of the rotating rod is in transmission connection with the gear, and the other end of the rotating rod is in transmission connection with the moving block;
the adjacent gears of the two adjacent transmission mechanisms are meshed.
4. An electric air volume adjusting valve for heating, ventilating and air conditioning according to claim 3, characterized in that: the gear is an incomplete gear.
5. The electric air volume adjusting valve for heating, ventilating and air conditioning according to claim 4, characterized in that: the limiting rods of the transmission mechanisms are all located on the center lines of the corresponding transmission mechanisms and all point to the centers of the openings of the shells.
6. An electric air volume adjusting valve for heating, ventilating and air conditioning according to claim 5, characterized in that:
one end of the rotating rod is provided with a waist-shaped hole along the length direction of the rotating rod;
and convex blocks are respectively formed on two sides of the moving block, a sliding rod is fixedly arranged on each convex block, and the sliding rods are movably inserted into the waist-shaped holes.
7. An electric air volume adjusting valve for heating, ventilating and air conditioning according to claim 1, characterized in that: one end of the valve leaf, which is far away from the center of the opening of the shell, is rotatably connected with the edge of the opening through a hinge.
8. An electric air volume adjusting valve for heating, ventilating and air conditioning according to claim 1, characterized in that:
an upper base is fixedly arranged on one end face of the moving block;
a lower base is fixedly arranged on the end face, facing the inside of the shell, of the valve blade;
two ends of the connecting rod are respectively hinged with the upper base and the lower base.
9. An electric air volume adjusting valve for heating, ventilating and air conditioning according to claim 1, characterized in that: and sealing strips are fixedly arranged on each side of the valve leaf.
10. The electric air volume adjusting valve for the heating, ventilating and air conditioning according to any one of claims 1 to 9, characterized in that:
the opening of the shell is in a regular hexagon shape, and each valve leaf is in a regular triangle shape;
six valve blades and six transmission mechanisms are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120923295.5U CN215257861U (en) | 2021-04-29 | 2021-04-29 | Electric air volume adjusting valve for heating ventilation air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120923295.5U CN215257861U (en) | 2021-04-29 | 2021-04-29 | Electric air volume adjusting valve for heating ventilation air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257861U true CN215257861U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120923295.5U Active CN215257861U (en) | 2021-04-29 | 2021-04-29 | Electric air volume adjusting valve for heating ventilation air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN215257861U (en) |
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2021
- 2021-04-29 CN CN202120923295.5U patent/CN215257861U/en active Active
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