CN219345528U

CN219345528U - High-temperature-resistant fire-fighting electric air quantity regulating valve

Info

Publication number: CN219345528U
Application number: CN202320640821.6U
Authority: CN
Inventors: 陆建球; 杨芙蓉
Original assignee: Jiangsu Suntai Environmental Science And Technology Development Co ltd
Current assignee: Jiangsu Suntai Environmental Science And Technology Development Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-07-14
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a fire-fighting electric air quantity regulating valve with high temperature resistance, which relates to an air quantity regulating valve, and comprises a valve frame, wherein a motor box is fixedly arranged at the upper end of the valve frame, the output end of the motor box is movably connected with a synchronous control mechanism, the synchronous control mechanism is arranged at the upper end of the valve frame, a plurality of valve plates are movably arranged in the valve frame, the upper end of a valve shaft at the center position of each valve plate is movably connected with the synchronous control mechanism, a cleaning mechanism is further arranged at the front end in the valve frame, the cleaning mechanism comprises two upper support rods, and a lower support rod is arranged below the upper support rods. By means of installing a plurality of first sheet rubber and second sheet rubber in the valve frame that is located the valve block place ahead position, can carry out a cleaning action to valve block both sides junction at the in-process that the valve block opened and shut, and then when making follow-up valve block close, its junction can zonulae occludens, can not influence the leakproofness because of dust or other attachments, and go up the bracing piece and be connected through adjusting screw between the bracing piece down, can do benefit to whole clearance mechanism side dismouting.

Description

High-temperature-resistant fire-fighting electric air quantity regulating valve

Technical Field

The utility model relates to the technical field of air quantity regulating valves, in particular to a high-temperature-resistant fire-fighting electric air quantity regulating valve.

Background

The air quantity regulating valve is an indispensable central air conditioner end fitting in ventilation, air conditioning and air purification engineering of civil buildings of industrial plants, is generally used in air conditioners and ventilation system pipelines and can also be used for mixing and regulating fresh air and return air, and the fireproof fire-fighting air quantity regulating valve is also arranged on the ventilation and air conditioning system air supply and return air pipelines and is in an open state at ordinary times, is closed when the temperature of smoke in the pipelines reaches 70 ℃ in a fire disaster, can meet the requirements of smoke leakage and fire resistance integrity in a certain time, and plays a role in smoke isolation and fire resistance;

because the air quantity regulating valve is in an open state at ordinary times, certain dust, cobweb and other impurities are accumulated on the valve plate, and when the air quantity regulating valve is closed, the connection tightness between the valve plates can be influenced, so that the use of the air quantity regulating valve is influenced.

Disclosure of Invention

The utility model aims to provide a high-temperature-resistant fire-fighting electric air quantity regulating valve, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a fire control electric air quantity control valve of high temperature resistant, includes the valve frame, valve frame upper end fixed mounting has the motor case, the output swing joint of motor case has synchronous control mechanism, and synchronous control mechanism arranges in valve frame upper end in, movable mounting has a plurality of valve blocks in the valve frame, valve shaft upper end and synchronous control mechanism swing joint of valve block central point put, the front end still is equipped with clearance mechanism in the valve frame, clearance mechanism includes two upper supporting rods, upper supporting rod below position is equipped with down the bracing piece, down the bracing piece passes through adjusting screw swing joint in upper supporting rod below position, two fixedly connected with a plurality of head bars between the upper supporting rod, two upper supporting rod is two for one side fixedly connected with two installation poles of valve block, two respectively fixed mounting have two fixed axles on the opposite side of installation pole, and movable mounting has the installation frame on the fixed axle, fixedly connected with second connecting rod between the two installation frames of vertical direction.

As a further optimization scheme of the utility model, the upper end of the upper supporting rod is fixedly provided with a contact rubber block, and the lower end of the upper supporting rod is provided with a screw groove.

As a further optimization scheme of the utility model, the lower end of the lower support rod is fixedly provided with a contact rubber block, and the center position of the upper end of the lower support rod is provided with a rotary groove.

As a further optimization scheme of the utility model, the lower end of the adjusting screw is fixedly provided with the adjusting wheel, the center position of the lower end of the adjusting wheel is fixedly provided with the rotating block, the rotating block is rotatably arranged in the rotating groove, the adjusting screw is in threaded connection with the screw groove in the upper supporting rod, the upper supporting rod and the lower supporting rod are supported by the adjusting screw, and the contact rubber blocks at one ends of the upper supporting rod and the lower supporting rod are respectively extruded at the inner side of the valve frame.

As a further optimization scheme of the utility model, two installation frames are in a group, a first connecting block and a second connecting block are fixedly connected between the two installation frames, one sides of the two installation frames are rotatably installed on corresponding fixed shafts, torsion springs are sleeved on the fixed shafts between the two installation frames, and the maximum angle of rotation of the installation frames to two sides of the fixed shafts through the torsion springs is ninety degrees.

As a further optimization scheme of the utility model, two first rubber sheets are fixedly arranged among the four mounting frames in the vertical direction, a plurality of second rubber sheets are respectively and fixedly arranged on opposite sides of the two first rubber sheets, and the two first rubber sheets and the two second rubber sheets are arranged on one side of the corresponding valve plate.

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

according to the high-temperature-resistant fire-fighting electric air quantity regulating valve, the plurality of first rubber sheets and the second rubber sheets are arranged in the valve frame positioned in front of the valve sheet, so that the joint parts on two sides of the valve sheet can be cleaned in the opening and closing process of the valve sheet, the joint parts of the valve sheet can be tightly connected when the subsequent valve sheet is closed, the tightness is not influenced by dust or other attachments, and the upper support rod and the lower support rod are connected through the regulating screw rod, so that the whole cleaning mechanism can be conveniently disassembled and assembled.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a structural exploded view of the cleaning mechanism of the present utility model;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is an enlarged view at B in FIG. 2;

fig. 5 is a schematic view of a partial structure of an adjusting screw of the present utility model.

In the figure: 1. a valve frame; 2. a motor case; 3. a synchronous control mechanism; 4. a valve plate; 5. a cleaning mechanism; 6. an upper support rod; 7. a lower support rod; 8. adjusting a screw; 9. a first connecting rod; 10. a mounting rod; 11. a fixed shaft; 12. a mounting frame; 13. a second connecting rod; 14. contacting the rubber block; 15. a rotary groove; 16. a rotating block; 17. an adjusting wheel; 18. a first connection block; 19. a second connection block; 20. a first rubber sheet; 21. a second rubber sheet; 22. a torsion spring.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, the high-temperature-resistant fire-fighting electric air volume regulating valve provided by the utility model comprises a valve frame 1, wherein a motor box 2 is fixedly arranged at the upper end of the valve frame 1, a synchronous control mechanism 3 is movably connected to the output end of the motor box 2, the synchronous control mechanism 3 is arranged at the upper end of the valve frame 1, a plurality of valve plates 4 are movably installed in the valve frame 1, the upper end of a valve shaft at the center position of the valve plates 4 is movably connected with the synchronous control mechanism 3, a cleaning mechanism 5 is further arranged at the front end in the valve frame 1, the cleaning mechanism 5 comprises two upper supporting rods 6, a lower supporting rod 7 is arranged at the lower position of the upper supporting rods 6, the lower supporting rods 7 are movably connected below the upper supporting rods 6 through regulating screws 8, a plurality of first connecting rods 9 are fixedly connected between the two upper supporting rods 6, one side of the two upper supporting rods 6 opposite to one side of the valve plates 4 is fixedly connected with two mounting rods 10, two fixed shafts 11 are respectively fixedly arranged at the opposite sides of the two fixed shafts 11, a plurality of the fixed shafts 11 are movably installed on the fixed shafts 11, the mounting frames 12 are movably installed, and a second connecting rod 13 is fixedly connected between the two mounting frames 12 in the vertical direction.

The upper end of the upper supporting rod 6 is fixedly provided with a contact rubber block 14, the lower end of the upper supporting rod 6 is provided with a screw groove, the lower end of the lower supporting rod 7 is fixedly provided with a contact rubber block 14, the central position of the upper end of the lower supporting rod 7 is provided with a rotary groove 15, the lower end of the adjusting screw rod 8 is fixedly provided with an adjusting wheel 17, the central position of the lower end of the adjusting wheel 17 is fixedly provided with a rotary block 16, the rotary block 16 is rotatably arranged in the rotary groove 15, the adjusting screw rod 8 is in threaded connection with the screw groove in the upper supporting rod 6, the upper supporting rod 6 and the lower supporting rod 7 are supported by the adjusting screw rod 8, the contact rubber blocks 14 at one ends of the upper supporting rod 6 and the lower supporting rod 7 are respectively extruded at the inner side of the valve frame 1, and the upper supporting rod 6 and the lower supporting rod 7 are subjected to length adjustment by the adjusting screw rod 8, so that the support is favorably fixed in the valve frame 1;

the two mounting frames 12 are a group, a first connecting block 18 and a second connecting block 19 are fixedly connected between the two mounting frames 12, one side of the two mounting frames 12 is rotatably mounted on the corresponding fixed shaft 11, a torsion spring 22 is sleeved on the fixed shaft 11 between the two mounting frames 12, the maximum angle of rotation of the mounting frames 12 to two sides on the fixed shaft 11 through the torsion spring 22 is ninety degrees, two first rubber sheets 20 are fixedly mounted between the four mounting frames 12 in the vertical direction, a plurality of second rubber sheets 21 are fixedly mounted on opposite sides of the two first rubber sheets 20 respectively, the two first rubber sheets 20 and the second rubber sheets 21 are arranged on one side of the corresponding valve sheet 4, the rotatable reset mounting frames 12 are matched with the first rubber sheets 20 and the second rubber sheets 21, and when the valve sheet 4 is opened, the two side surfaces of the valve sheet 4 can be cleaned, so that the sealability is prevented from being reduced when the valve sheet 4 is closed.

The utility model relates to a fire-fighting electric air quantity regulating valve with high temperature resistance, when the cleaning mechanism 5 is installed, firstly, the adjusting wheels 17 at the outer sides of the adjusting screws 8 at the lower ends of the two upper supporting rods 6 are respectively rotated, further, the length between the upper support bar 6 and the lower support bar 7 is adjusted by the adjusting screw 8 in advance, and then, the two upper support rods 6 and the two lower support rods 7 can be inserted into the valve frame 1, the cleaning mechanism 5 is arranged at the front position of the valve plate 4, then the adjusting wheels 17 corresponding to the lower ends of the adjusting screw rods 8 can be sequentially rotated, so that the adjusting wheel 17 drives the adjusting screw rod 8 to rotate in the screw groove in the upper supporting rod 6, the rotating block 16 rotates in the rotating groove 15 at the top of the lower supporting rod 7, the lengths of the upper support rod 6 and the lower support rod 7 can be continuously adjusted through the adjusting screw rod 8, the upper support rod 6 and the lower support rod 7 are supported and fixed in the valve frame 1, and the plurality of first rubber sheets 20 and second rubber sheets 21 on the side of the mounting bar 10 are placed on the side of the corresponding valve sheet 4, when the valve plate 4 is opened, the first rubber sheet 20 at one side is extruded and bent, meanwhile, the mounting frame 12 can rotate on the fixed shaft 11 and the torsion spring 22 is twisted, so that the subsequent mounting frame 12 is reset, and then one of the first rubber sheets 20 is used for cleaning the cobweb, dust and other impurities on one side of the valve sheet 4, when the valve plate 4 is completely opened, the valve plate is placed between the two first rubber sheets 20, and when the valve plate 4 is closed, the other side surface of the valve sheet 4 is again contacted with and pressed against the second rubber sheet 21 at one side of the first rubber sheet 20, and the other side of the valve plate 4 is cleaned, so that the valve plate 4 can be tightly connected when being closed.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire control electric air quantity control valve of high temperature resistant, includes valve frame (1), valve frame (1) upper end fixed connection has motor case (2), the output swing joint of motor case (2) has synchro control mechanism (3), and synchro control mechanism (3) are arranged in valve frame (1) upper end, movable mounting has a plurality of valve blocks (4) in valve frame (1), valve shaft upper end and synchro control mechanism (3) swing joint of valve block (4) central point put, its characterized in that: the front end still is equipped with clearance mechanism (5) in valve frame (1), clearance mechanism (5) include two upper support pole (6), upper support pole (6) below position is equipped with lower support pole (7), lower support pole (7) are through adjusting screw (8) swing joint in upper support pole (6) below position, two fixedly connected with a plurality of head rods (9) between upper support pole (6), two upper support pole (6) are two for one side fixedly connected with two installation pole (10) of valve block (4), two the opposite one side of installation pole (10) fixed mounting has two fixed axle (11) respectively, and movable mounting has installation frame (12) on fixed axle (11), fixedly connected with second connecting rod (13) between two installation frames (12) of vertical direction.

2. The high temperature resistant fire control electric air quantity control valve according to claim 1, wherein: the upper end of the upper supporting rod (6) is fixedly provided with a contact rubber block (14), and the lower end of the upper supporting rod (6) is provided with a screw groove.

3. The high temperature resistant fire control electric air quantity control valve according to claim 2, characterized in that: the lower end of the lower supporting rod (7) is fixedly provided with a contact rubber block (14), and a rotary groove (15) is formed in the center of the upper end of the lower supporting rod (7).

4. The high-temperature-resistant fire-fighting electric air quantity control valve according to claim 3, wherein: adjusting screw (8) lower extreme fixed mounting has regulating wheel (17), regulating wheel (17) lower extreme central point puts fixed mounting has commentaries on classics piece (16), commentaries on classics piece (16) are rotated and are installed in commentaries on classics inslot (15), adjusting screw (8) threaded connection is in the helicla flute in last bracing piece (6), just go up bracing piece (6) and lower bracing piece (7) and pass through regulating screw (8) support, and go up contact rubber piece (14) of bracing piece (6) and lower bracing piece (7) one end and extrude respectively in valve frame (1) inboard.

5. The high temperature resistant fire control electric air quantity control valve according to claim 4, wherein: the two mounting frames (12) are a group, a first connecting block (18) and a second connecting block (19) are fixedly connected between the two mounting frames (12), one side of each mounting frame (12) is rotatably mounted on a corresponding fixed shaft (11), a torsion spring (22) is sleeved on the fixed shaft (11) between the two mounting frames (12), and the maximum angle of the mounting frames (12) which rotates to two sides on the fixed shaft (11) through the torsion spring (22) is ninety degrees.

6. The high temperature resistant fire control electric air quantity control valve according to claim 5, wherein: two first rubber sheets (20) are fixedly arranged among the four mounting frames (12) in the vertical direction, a plurality of second rubber sheets (21) are respectively and fixedly arranged on opposite sides of the two first rubber sheets (20), and the two first rubber sheets (20) and the two second rubber sheets (21) are arranged on one side of the corresponding valve plate (4).