CN219606183U

CN219606183U - Air flow regulating valve

Info

Publication number: CN219606183U
Application number: CN202320504725.9U
Authority: CN
Inventors: 陈华; 陈莉月
Original assignee: S&f Shanghai Laboratory Equipment Co ltd
Current assignee: S&f Shanghai Laboratory Equipment Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-08-29
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses an air flow regulating valve which comprises a regulating valve body, a regulating end, an air inlet end and an air outlet end, wherein a screw rod in a first moving mechanism is rotated to separate a second gear from the first gear on a motor, and then the screw rod in the second moving mechanism is rotated again to drive a third gear of a rotating frame to be meshed with the first gear, and further a rotating handle is rotated to drive the third gear to rotate, so that a rotating rod is driven to rotate, two power operation modes can be provided for the device, the situation that the device cannot normally run due to the failure of an electric control mechanism is avoided, the air flow pressure is controlled by controlling the size of an air flow area through setting the angle of a blade on the rotating rod driven by the motor, and further the rotating rod can be rotated and counted through a rotating counter, so that the fine regulation of the air flow size of the regulating valve body is controlled through the rotating and the convenience of the device is further improved.

Description

Air flow regulating valve

Technical Field

The utility model relates to a regulating valve, in particular to an air flow regulating valve.

Background

The air flow regulating valve is one of pneumatic regulating valves and is mainly used for controlling air flow. The air flow regulating valve is mainly used for measuring medium flow in the air pipeline and regulating parameters such as pressure, temperature, liquid level and the like. Such as for flow measurement in gas pipelines, can be used instead of a throttle valve; the valve can be used for adjusting or cutting off parameters such as pressure, temperature and the like of a gas pipeline, and can also be used as a high-pressure container box and a pipeline sectional manhole cover plate.

Through retrieving, patent application number 201910771019.9 discloses an air current pressure regulating valve, including air current regulation casing, governing valve and step motor, wherein, the air current regulation casing includes inlet end, regulation end and the end of giving vent to anger in proper order, and governing valve sets up in the regulation end, and governing valve and step motor's output shaft. The following disadvantages also exist in the above patents: the control mode of the device is mainly electric control, and if an electric control mechanism fails, the device is very easy to cause and cannot normally operate.

Disclosure of Invention

The utility model aims to provide an air flow regulating valve so as to solve the problem that the device cannot normally operate due to the fact that the control mode of the device provided in the background art is mainly electric control and if an electric control mechanism breaks down, the device is very easy to cause.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an air current governing valve, includes the governing valve body, the governing valve body includes the governing end, inlet end and end of giving vent to anger, the inside dwang and the blade of being provided with respectively of governing end, governing valve body top fixedly connected with box, box top fixedly mounted has the switch, the vertical back that runs through in dwang top is connected on the box inner wall through the bearing frame rotation, set up the through-hole that is used for dwang rotation connection on the governing end, dwang outside fixed cover is equipped with first gear, dwang outside cover is equipped with the rotation counter, the inside symmetry of box is provided with moving mechanism, moving mechanism includes horizontal pole, riser, screw rod and carousel, one of them riser outside fixed mounting in the moving mechanism has the motor, fixedly connected with second gear on the output shaft of motor, wherein another riser outside fixedly connected with rotating turret in the moving mechanism, be provided with the third gear on the rotating turret, third gear one end is rotated through the bearing frame and is connected on the rotating turret, the third gear other end transversely runs through the rotating turret fixedly connected with behind the rotating turret, the rotating turret is provided with the third gear and is provided with the window on the first chamber door, can be provided with the window with the first chamber door, the surface is meshed with the first chamber door.

As a further scheme of the utility model: the air inlet end and the air outlet end are respectively arranged on two sides of the adjusting end, the air inlet end and the air outlet end are round tubes, the inside of the adjusting end is spherical, and the air inlet end, the air outlet end and the inside of the adjusting end are mutually communicated.

As still further aspects of the utility model: the utility model discloses a blade, including adjusting end, blade, dwang bottom inlays to be established in adjusting end inboard bottom and rotates through the bearing frame and be connected, the blade is circular sheet structure, blade symmetrical connection is on the dwang, the blade outside is laminated and sliding connection mutually with adjusting end inner wall.

As still further aspects of the utility model: the utility model discloses a rotary counter, including horizontal pole, riser, screw rod, fixed connection, fixing bolt, screw rod one end fixedly connected with stopper, the opposite side at counter and box inner wall is rotated to horizontal pole both ends respectively fixed connection, the riser cover is established on the horizontal pole, set up the through-hole that is used for horizontal pole sliding connection on the riser, the riser outside laminates mutually and sliding connection with the box inner wall, the screw rod transversely runs through the riser, set up the screw thread through-hole that is used for screw rod threaded connection on the riser, screw rod other end transversely runs through behind the box with carousel fixed connection, set up the through-hole that is used for screw rod rotation connection on the box, be provided with fixing bolt on the carousel, set up the screw thread through-hole that is used for fixing bolt threaded connection on the carousel.

As still further aspects of the utility model: one side of the box door is hinged with the front surface of the box body through a hinge, and a handle is arranged on the box door.

As still further aspects of the utility model: the motor is electrically connected with the switch through a wire, and the switch is electrically connected with an external power supply through a wire.

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

1. the screw rod in the first moving mechanism is rotated to separate the second gear from the first gear, the screw rod in the second moving mechanism is rotated again to drive the third gear of the rotating frame to be meshed with the first gear, and the rotating handle is rotated to drive the third gear to rotate, so that the rotating rod is driven to rotate, two power operation modes can be provided for the device, and the situation that the device cannot normally run due to the fact that the electric control mechanism breaks down is avoided.

2. The size of the ventilation area is controlled by the angle of the blade on the rotating rod driven by the motor, so that the air flow pressure is controlled, and the rotating rod is rotated and counted by the rotary counter, so that the fine adjustment of the air flow size by the regulating valve body is controlled by the rotation counting, and the use convenience of the device is further improved.

Drawings

Fig. 1 is a schematic structural view of an air flow regulating valve.

Fig. 2 is a schematic view of a partial structure in the air flow regulating valve.

Fig. 3 is a front view of the airflow regulating valve.

The figure shows: the regulating valve comprises a regulating valve body 1, a regulating end 2, an air inlet end 3, an air outlet end 4, a rotating rod 5, a blade 6, a box body 7, a switch 8, a first gear 9, a rotary counter 10, a moving mechanism 11, a cross rod 12, a vertical plate 13, a screw 14, a rotary table 15, a motor 16, a second gear 17, a rotating frame 18, a third gear 19, a rotating handle 20, a box door 21 and a visual window 22.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in an embodiment of the present utility model, an airflow adjusting valve includes an adjusting valve body 1, an adjusting end 2, an air inlet end 3, an air outlet end 4, a rotating rod 5, a blade 6, a box 7, a switch 8, a first gear 9, a rotation counter 10, a moving mechanism 11, a cross rod 12, a vertical plate 13, a screw 14, a turntable 15, a motor 16, a second gear 17, a rotating frame 18, a third gear 19, a rotating handle 20, a box door 21 and a visual window 22, wherein the adjusting valve body 1 includes an adjusting end 2, an air inlet end 3 and an air outlet end 4, the air inlet end 3 and the air outlet end 4 are respectively disposed at two sides of the adjusting end 2, the air inlet end 3 and the air outlet end 4 are in a circular tube shape, the inside of the adjusting end 2 is in a spherical shape, the air inlet end 3, the air outlet end 4 and the adjusting end 2 are mutually communicated, the rotating rod 5 and the blade 6 are respectively disposed inside the adjusting end 2, the bottom end of the rotating rod 5 is embedded at the bottom of the inner side of the adjusting end 2 and is rotationally connected through a bearing seat, the blades 6 are of round sheet-shaped structures, the blades 6 are symmetrically connected to the rotating rod 5, the outer sides of the blades 6 are attached to the inner wall of the adjusting end 2 and are in sliding connection, the top of the adjusting valve body 1 is fixedly connected with a box body 7, the top of the box body 7 is fixedly provided with a switch 8, the top end of the rotating rod 5 vertically penetrates through the adjusting end 2 and is rotationally connected to the inner wall of the box body 7 through the bearing seat, the adjusting end 2 is provided with a through hole for rotationally connecting the rotating rod 5, a first gear 9 is fixedly sleeved on the outer side of the rotating rod 5, a rotary counter 10 is sleeved on the outer side of the rotating rod 5, a moving mechanism 11 is symmetrically arranged inside the box body 7, the moving mechanism 11 comprises a cross rod 12, a vertical plate 13, a screw 14 and a rotary table 15, the two ends of the cross rod 12 are respectively and fixedly connected to the counter 10 and the opposite sides of the inner wall of the box body 7, the vertical plate 13 is sleeved on the cross rod 12, a through hole for the sliding connection of the cross rod 12 is formed in the vertical plate 13, the outer side of the vertical plate 13 is attached to the inner wall of the box body 7 and is in sliding connection, the screw rod 14 transversely penetrates through the vertical plate 13, a threaded through hole for the threaded connection of the screw rod 14 is formed in the vertical plate 13, a limiting block is fixedly connected to one end of the screw rod 14, the other end of the screw rod 14 transversely penetrates through the box body 7 and is fixedly connected with the rotary table 15, a through hole for the rotary connection of the screw rod 14 is formed in the box body 7, a fixing bolt is arranged on the rotary table 15, a threaded through hole for the threaded connection of the fixing bolt is formed in the rotary table 15, a motor 16 is fixedly arranged on the outer side of the vertical plate 13 in the moving mechanism 11, a second gear 17 is fixedly connected to the output shaft of the motor 16, a rotating frame 18 is fixedly connected to the outer side of the vertical plate 13 in the moving mechanism 11, a third gear 19 is arranged on the rotating frame 18, a third gear 19 is fixedly connected to the rotating frame 19, a door 19 is fixedly connected to the front of the box door 19 through the third gear frame 19, a door 19 is connected to the front of the box door 19 through the third gear frame 21 and the rotary frame 18, a door 19 is fixedly connected to the front end of the rotary frame 21 is fixedly connected to the front door 19 through the door 19, the front door 19 is connected to the front door 20, and the front end of the front door is connected to the front door 20 through the rotary frame 21, and the front door 20 is fixedly connected to the front door 21, and the front door is connected to the front door 21, the switch 8 is electrically connected with an external power supply through a wire.

It should be noted that, specific model specifications of the switch 2, the motor 17 and the rotary counter 10 need to be determined by selecting a model according to actual specifications of the device, and a specific model selection calculation method adopts the prior art in the field, so detailed description is omitted;

the switch 2, the motor 17 and the rotation counter 10 used in the document of the utility model can be purchased from market, and can be customized according to the description of the specification and the drawings, the specific connection modes of all the devices adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, the parts and the devices adopt conventional models in the prior art, the control mode is controlled by the switch 2, and the control circuit of the switch 2 can be realized by programming by a person skilled in the art, and the utility model does not explain the control mode and the circuit connection relation thereof in detail.

The working principle of the utility model is as follows:

when the air flow regulating valve is needed, a person firstly moves the regulating valve body 1 to a position where air flow regulation is needed, further connects and communicates the air inlet end 3 and the air outlet end 4 in the regulating valve body 1 with the air inlet pipe and the air outlet pipe respectively, so that air flow is conveyed, further when the air flow is needed to be regulated, the vertical plate 13 is driven to slide on the cross rod 12 by rotating the screw 14 in the first moving mechanism 11, further the motor 16 and the second gear 17 on the vertical plate 13 are driven to move until the second gear 17 is meshed with the first gear 9, further the first gear 9 is driven to rotate by starting the motor 16, further the first gear 9 drives the blades 6 on the rotating rod 5 to rotate, further the air flow flows out from the air inlet end 3 through the gap between the regulating end 2 and the blades 6 on the rotating rod 5, the air outlet end 4, the air flow value is controlled by the angle of the blades 6 on the rotating rod driven by the motor 16, the air flow pressure is controlled, further the rotating and the rotating rod 5 is counted by the rotating counter 10, so that the large air flow 1 is controlled by rotating the rotating motor 16 until the second gear 17 is meshed with the first gear 9, the second gear 19 is further driven to rotate the second gear 19, the first gear 19 is further damaged, the second gear 19 is further driven to rotate the rotating mechanism is driven to rotate by the second gear 19, and the second gear 19 is further rotated by the rotating mechanism is further driven to rotate the rotating the second gear 16, and the fine motor 16 is further damaged, and the rotating mechanism is meshed with the first gear 16 and the rotating mechanism is further damaged, and the rotating the second gear 11 is further the rotating mechanism is driven to rotate, and is driven to rotate the rotating mechanism is driven to rotate and is damaged, the situation that the device cannot normally operate due to the fact that an electric control mechanism breaks down is avoided.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An air flow regulating valve, comprising a regulating valve body (1), characterized in that: the regulating valve body (1) comprises a regulating end (2), an air inlet end (3) and an air outlet end (4), a rotating rod (5) and blades (6) are respectively arranged in the regulating end (2), a box body (7) is fixedly connected to the top of the regulating valve body (1), a switch (8) is fixedly installed at the top of the box body (7), the top of the rotating rod (5) vertically penetrates through the regulating end (2) and is rotationally connected to the inner wall of the box body (7) through a bearing seat, a through hole for rotationally connecting the rotating rod (5) is formed in the regulating end (2), a first gear (9) is fixedly sleeved on the outer side of the rotating rod (5), a rotary counter (10) is sleeved on the outer side of the rotating rod (5), a moving mechanism (11) is symmetrically arranged in the box body (7), the moving mechanism (11) comprises a cross rod (12), a vertical plate (13), a screw (14) and a rotary table (15), a motor (16) is fixedly installed on the outer side of the vertical plate (13) in the moving mechanism (11), a motor (16) is fixedly connected to the outer side of the other vertical plate (17), be provided with third gear (19) on rotating turret (18), third gear (19) one end is rotated through the bearing frame and is connected on rotating turret (18), fixedly connected with changes handle (20) behind rotating turret (18) are transversely run through to third gear (19) other end, offer the through-hole that is used for third gear (19) to rotate and connect on rotating turret (18), second gear (17) and third gear (19) mesh with first gear (9), box (7) front surface is provided with chamber door (21), be provided with visual window (22) on chamber door (21).

2. The airflow regulating valve according to claim 1, wherein: the air inlet end (3) and the air outlet end (4) are respectively arranged on two sides of the adjusting end (2), the air inlet end (3) and the air outlet end (4) are round tubes, the inside of the adjusting end (2) is in a spherical shape, and the air inlet end (3), the air outlet end (4) and the inside of the adjusting end (2) are mutually communicated.

3. The airflow regulating valve according to claim 1, wherein: the utility model discloses a blade, including adjusting end (2) inner wall, blade (6), dwang (5) bottom inlays and establishes in adjusting end (2) inboard bottom and rotate through the bearing frame and connect, blade (6) are circular sheet structure, blade (6) symmetrical connection is on dwang (5), blade (6) outside and adjusting end (2) inner wall laminating and sliding connection mutually.

4. The airflow regulating valve according to claim 1, wherein: the utility model discloses a rotary counter, including horizontal pole (12), riser (13) cover is established on horizontal pole (12), through-hole that is used for horizontal pole (12) sliding connection is seted up on riser (13), riser (13) outside and box (7) inner wall laminating mutually and sliding connection, screw rod (14) transversely run through riser (13), set up the screw thread through-hole that is used for screw rod (14) threaded connection on riser (13), screw rod (14) one end fixedly connected with stopper, screw rod (14) other end transversely runs through behind box (7) and carousel (15) fixed connection, set up the through-hole that is used for screw rod (14) swivelling joint on box (7), be provided with fixing bolt on carousel (15), set up the screw thread through-hole that is used for fixing bolt threaded connection on carousel (15).

5. The airflow regulating valve according to claim 1, wherein: one side of the box door (21) is hinged with the front surface of the box body (7) through a hinge, and a handle is arranged on the box door (21).

6. The airflow regulating valve according to claim 1, wherein: the motor (16) is electrically connected with the switch (8) through a wire, and the switch (8) is electrically connected with an external power supply through a wire.