CN213808908U

CN213808908U - Heating and ventilation valve of heating and ventilation equipment

Info

Publication number: CN213808908U
Application number: CN202022310379.XU
Authority: CN
Inventors: 康明明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-07-27
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a heating and ventilation valve of heating and ventilation equipment, which comprises a valve body, the middle part of the top end of the valve body is fixedly communicated with a valve cover, a valve rod is arranged in the valve cover, an electric actuator is fixedly arranged at the top end of the valve cover, the top end of the valve rod is electrically connected with the electric actuator, a flashboard is rotationally connected with the valve body, the bottom end of the valve rod is fixedly connected with the flashboard, a supporting seat is arranged at the middle end of the bottom of the valve rod, a rotating rod is fixedly connected with the bottom end of the flashboard, the rotating rod penetrates through the bottom wall of the valve body and extends into the supporting seat, a bearing is arranged at the joint of the rotating rod and the valve body, a flow control device is arranged at the left side of the valve body, first flanges are welded at the left side and the right side of the valve body, an external connecting pipe is arranged at one end of the first flange, which is far away from the valve body, by starting the electric actuator, the valve rod can be driven to rotate, so that the flashboard is opened, and the conveying pipeline is enabled to be through-flowed.

Description

Heating and ventilation valve of heating and ventilation equipment

Technical Field

The utility model belongs to the technical field of valve equipment, specifically be a warm logical valve of warm logical equipment.

Background

The existing warm-up valve has poor sealing effect, a flashboard is not closed tightly after the valve is closed, hot water still flows through a pipeline, and the heating cannot be stopped completely, so that extra heating cost is generated; and the flow rate of the hot water delivery cannot be controlled to change the indoor temperature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a warm logical valve of equipment that leads to it is poor to solve prior art existence warm logical valve seal effect, closes the closed not tight problem of valve back flashboard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a warm logical valve of equipment, includes the valve body, the fixed intercommunication in top middle part of valve body has the valve gap, the inside valve rod that is provided with of valve gap, the top fixed mounting of valve gap has electric actuator, the top and the electric actuator of valve rod, the top and the electric actuator electric connection of valve rod, the valve body internal rotation is connected with the flashboard, the bottom and the flashboard fixed connection of valve rod, the supporting seat is installed to valve rod bottom middle-end, the bottom fixedly connected with bull stick of flashboard, the bull stick runs through the valve body diapire and extends to in the supporting seat, the bull stick is provided with the bearing with the valve body junction, the accuse is flowed the device in the installation in the valve body left side, the valve body left and right sides has all welded first flange, the one end of keeping away from the valve body on the first flange is provided with the outer takeover.

Preferably, the valve body is transversely provided with a conveying pipeline, and the flashboard is positioned in the conveying pipeline and matched with the conveying pipeline.

Preferably, the flashboard is sleeved with an annular ring, and the annular ring is made of polyurethane rubber.

Preferably, the flow control device comprises two sets of hydraulic cylinders, the two sets of hydraulic cylinders are respectively located at the upper end and the lower end of the valve body, a mounting frame is arranged on the hydraulic cylinders, first bolts are connected to the two sides of the mounting frame and the joint of the valve body in a threaded mode, and the output end of each hydraulic cylinder is connected with a piston rod.

Preferably, the piston rod runs through the valve body side wall and extends into the conveying pipeline, a pressing plate is fixedly connected to the piston rod in the conveying pipeline, two groups of flow guide belts are arranged on the inner side wall of the conveying pipeline, the positions of the flow guide belts correspond to the positions of the pressing plate, and two side ends of each flow guide belt are fixedly connected with the inner side wall of the conveying pipeline.

Preferably, a sealing ring is arranged in the joint port of the first flange, a second flange is welded on one side, close to the first flange, of the outer connecting pipe, and a plurality of second bolts are evenly connected between the first flange and the second flange through threads.

The utility model has the advantages that:

1. the annular ring is tightly attached to the inner wall of the conveying pipeline, so that the sealing performance of the gate plate is improved, a good valve closing effect is achieved, water leakage after the valve is closed is effectively prevented, friction between the gate plate and the inner wall of the conveying pipeline can be prevented, and the service life is prolonged;

2. the piston rod can reciprocate by starting the hydraulic cylinder, the piston rod drives the pressing plate to move in the flow guide belt, and the pressing plate is pressed against the flow guide belt to form an inclination angle, so that the inclination of the flow guide belt is adjusted, and the size of hot water flow in the conveying pipeline is controlled.

Drawings

FIG. 1: is a structural schematic diagram of the heating and ventilation valve of the heating and ventilation equipment of the utility model;

FIG. 2: do the utility model discloses a flange structure schematic diagram.

In the figure: 1. a valve body; 11. a valve cover; 12. a valve stem; 13. an electric actuator; 14. a shutter plate; 141. an annular ring; 15. a supporting seat; 16. a rotating rod; 17. a delivery conduit; 2. a flow control device; 21. a hydraulic cylinder; 22. a mounting frame; 23. a first bolt; 24. pressing a plate; 25. a flow guide belt; 3. a first flange; 31. a seal ring; 4. an external connection pipe; 41. a second flange; 42. and a second bolt.

Detailed Description

The technical solution provided by the present invention is clearly and completely described below with reference to the embodiments and the accompanying drawings.

Please refer to fig. 1-2, the present invention provides a technical solution: a heating and ventilation valve of heating and ventilation equipment comprises a valve body 1, a valve cover 11 is fixedly communicated with the middle of the top end of the valve body 1, a valve rod 12 is arranged in the valve cover 11, an electric actuator 13 is fixedly installed at the top end of the valve cover 11, the top end of the valve rod 12 is electrically connected with the electric actuator 13, a flashboard 14 is rotatably connected with the valve body 1, the bottom end of the valve rod 12 is fixedly connected with the flashboard 14, a supporting seat 15 is installed at the middle end of the bottom of the valve rod 12, a rotating rod 16 is fixedly connected with the bottom end of the flashboard 14, the rotating rod 16 penetrates through the bottom wall of the valve body 1 and extends into the supporting seat 15, a bearing is arranged at the joint of the rotating rod 16 and the valve body 1, a flow control device 2 is installed on the left side of the valve body 1, first flanges 3 are welded on the left side and the right side of the valve body 1, an external connecting pipe 4 is arranged at one end, far away from the valve body 1, the electric actuator 13 is started, the valve rod 12 can be driven to rotate, thereby opening the shutter 14 and allowing through-flow of the conveying pipe 17; when the valve rod 12 rotates through the bearing, the flashboard 14 can be driven to rotate, so that the opening and closing states of the conveying pipeline 17 can be effectively controlled; the flow of the valve body 1 can be effectively adjusted through the flow control device 2; can carry out convenient connection installation with external pipe 4 and valve body 1 through first flange 3.

Referring to fig. 1, the valve body 1 is transversely provided with a conveying pipeline 17, the gate plate 14 is positioned in the conveying pipeline 17 and matched with the conveying pipeline 17, and the valve rod 12 drives the gate plate 14 to rotate in the conveying pipeline 17, so that the opening and closing state of the conveying pipeline 17 can be controlled, and the flow rate of hot water in the conveying pipeline 17 can be adjusted.

Referring to fig. 1, the gate plate 14 is sleeved with an annular ring 141, the annular ring 141 is made of polyurethane rubber, and is tightly attached to the inner side wall of the conveying pipeline 17 through the annular ring 141, so that the sealing performance of the gate plate 14 is improved, a good valve closing effect can be achieved, water leakage after valve closing is effectively prevented, friction between the gate plate 14 and the inner wall of the conveying pipeline 17 can be prevented, and the service life is prolonged.

Referring to fig. 1, the flow control device 2 comprises two sets of hydraulic cylinders 21, the two sets of hydraulic cylinders 21 are respectively located at the upper end and the lower end of the valve body 1, an installation frame 22 is arranged on the hydraulic cylinders 21, a first bolt 23 is connected to the joint of the two sides of the installation frame 22 and the valve body 1 through threads, the output end of the hydraulic cylinder 21 is connected with a piston rod, and the piston rod can reciprocate by starting the hydraulic cylinders 21; the mounting frame 22 is fixed on the outer side wall of the valve body 1 by screwing the first bolt 23 tightly, so that the hydraulic cylinder 21 is stably mounted on the valve body 1.

Referring to fig. 1, a piston rod penetrates through the side wall of the valve body 1 and extends into the conveying pipeline 17, a pressing plate 24 is fixedly connected to the piston rod in the conveying pipeline 17, two groups of flow guide belts 25 are arranged on the inner side wall of the conveying pipeline 17, the positions of the flow guide belts 25 correspond to the positions of the pressing plate 24, two side ends of each flow guide belt 25 are fixedly connected with the inner side wall of the conveying pipeline 17, and the piston rod reciprocates to drive the pressing plate 24 to move in the flow guide belts 25 until the pressing plate abuts against the; the pressure plate 24 is propped against the flow guide belt 25 to form an inclination angle through the extensibility of the flow guide belt 25, and the inclination of the flow guide belt 25 can be quickly adjusted, so that the flow rate of hot water in the conveying pipeline 17 can be adjusted.

Referring to fig. 1-2, a sealing ring 31 is arranged in a connecting port of a first flange 3, a second flange 41 is welded on one side, close to the first flange 3, of an external connecting pipe 4, a plurality of second bolts 42 are evenly connected between the first flange 3 and the second flange 41 in a threaded manner, and the sealing ring 31 improves the sealing performance of the connecting position of the external connecting pipe 4 and a valve body 1 and prevents hot water from leaking from the connecting position of the external connecting pipe 4 and the valve body 1; the plurality of second bolts 42 are provided to fixedly connect the first flange 3 and the second flange 41.

The working principle is as follows: during the use, start electric actuator 13 and drive valve rod 12 and rotate, thereby open flashboard 14, make pipeline 17 carry out the through-flow, valve rod 12 drives flashboard 14 and rotates in pipeline 17 simultaneously, thereby the velocity of flow of hot water in the control regulation pipeline 17, start hydraulic cylinder 21, make the piston rod can reciprocating motion, the piston rod drives clamp plate 24 and removes in water conservancy diversion area 25, make clamp plate 24 support water conservancy diversion area 25 and form inclination, thereby the gradient of adjustment water conservancy diversion area 25, the size of hot water flow in the control pipeline 17, dock first flange 3 and second flange 41, a plurality of second bolts 42 of screwing up again, make external pipe 4 and valve body 1 fixed connection.

Claims

1. The utility model provides a warm logical valve of warm logical equipment, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve cover (11) is fixedly communicated with the middle of the top end of the valve body (1), a valve rod (12) is arranged inside the valve cover (11), an electric actuator (13) is fixedly arranged at the top end of the valve cover (11), the top end of the valve rod (12) is electrically connected with the electric actuator (13), a flashboard (14) is rotationally connected with the valve body (1), the bottom end of the valve rod (12) is fixedly connected with the flashboard (14), a supporting seat (15) is arranged at the middle end of the bottom of the valve rod (12), a rotating rod (16) is fixedly connected with the bottom end of the flashboard (14), the rotating rod (16) penetrates through the bottom wall of the valve body (1) and extends into the supporting seat (15), a bearing is arranged at the joint of the rotating rod (16) and the valve body (1), a flow control device (2) is arranged on the left side of the valve body (1), and first flanges (3) are welded on the left side and the right side of the valve body (1), an external connecting pipe (4) is arranged at one end, far away from the valve body (1), of the first flange (3).

2. The heating and ventilating valve of heating and ventilating equipment as claimed in claim 1, wherein: the valve body (1) is transversely provided with a conveying pipeline (17), and the flashboard (14) is positioned in the conveying pipeline (17) and matched with the conveying pipeline (17).

3. The heating and ventilating valve of heating and ventilating equipment as claimed in claim 1, wherein: the flashboard (14) is sleeved with an annular ring (141), and the annular ring (141) is made of polyurethane rubber.

4. The heating and ventilating valve of heating and ventilating equipment as claimed in claim 3, wherein: accuse is flowed device (2) and is included two sets of pneumatic cylinders (21), and is two sets of pneumatic cylinder (21) are located both ends about valve body (1) respectively, be equipped with mounting bracket (22) on pneumatic cylinder (21), mounting bracket (22) both sides and valve body (1) junction threaded connection have first bolt (23), the output of pneumatic cylinder (21) is connected with the piston rod.

5. The heating and ventilating valve of heating and ventilating equipment as claimed in claim 4, wherein: the piston rod runs through valve body (1) lateral wall and extends to in pipeline (17), fixedly connected with clamp plate (24) on the piston rod in pipeline (17), be equipped with two sets of water conservancy diversion areas (25) on pipeline (17) inside wall, water conservancy diversion area (25) position and clamp plate (24) position are corresponding, water conservancy diversion area (25) both sides end and pipeline (17) inside wall fixed connection.

6. The heating and ventilating valve of heating and ventilating equipment as claimed in claim 5, wherein: be equipped with sealing ring (31) in the mouth of linking up of first flange (3), it has second flange (41) to connect outward one side welding that is close to first flange (3) on pipe (4), even threaded connection has a plurality of second bolts (42) between first flange (3) and second flange (41).