Closed air valve blade structure

Abstract

The utility model relates to the technical field of air valves, and discloses a closed air valve blade structure which comprises a main blade, two sets of auxiliary blades located on the left side and the right side of the main blade respectively and two sets of blocking plates, the outer sides of the auxiliary blades are in bolted connection with installation bases, the front sides of the blocking plates are in bolted connection with fixing blocks, and grooves are formed in the fixing blocks. Two supporting plates are slidably connected into the groove, a movable plate is fastened to the right sides of the supporting plates, and the right side of the movable plate penetrates through the fixing block and is fastened to a sliding block slidably connected into the mounting base. According to the closed air valve blade structure, the blocking plate is arranged, so that a gap between the main blade and the auxiliary blade is blocked by the blocking plate, the situation that the sealing performance between the blades is poor is avoided, the sealing performance of a valve is guaranteed, meanwhile, through cooperation between the clamping block and the mounting base, the blocking plate can be conveniently and rapidly disassembled, and the sealing performance is improved. The dismounting work of operators is facilitated, the application range of the device is widened, and the device is suitable for popularization.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wind valve technical field, concretely is a kind of closed wind valve blade structure. BACKGROUND

[0002] As the mechanical parts widely used in electric power, petroleum, chemical industry and other industries, with the valve service condition more and more complex, its sealing performance as important index, receive extensive attention, for the purpose of cutting off medium flow, do not leak, valve needs to be able to guarantee long time, high quality sealing under various working conditions, but the sealing property between existing wind valve blade is poor, thus making the valve sealing problem, cause medium leakage. SUMMARY

[0003] In view of the deficiency of prior art, the utility model provides a kind of closed wind valve blade structure, solve the problem of poor sealing between blade.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of closed wind valve blade structure, including main blade, two groups of auxiliary blades respectively located in the left and right sides of main blade and two groups of blocking plate, the outside bolt connection of auxiliary blade has mounting seat, the front side bolt connection of blocking plate has fixed block, recess is located in the inside of fixed block, two groups of support plate are slidably connected in the inside of recess, the right side of support plate is fastened with movable plate, the right side of movable plate is fixed block and is fastened with sliding block slidably connected in mounting seat, the top of sliding block is fastened with clamping block, and the side, away from sliding block of clamping block, is fixed seat, the inner wall of recess is fastened with mounting plate, spring is fastened between mounting plate and support plate, two groups of slide groove are located in the front side of fixed block, and slide groove and recess are communicated, the front side of support plate is fastened with operating plate slidably connected in slide groove.

[0005] Preferably, the top and bottom of the fixed block are slidably connected with connecting frames, and the two groups of connecting frames are fastened with anti-dropping blocks, and the anti-dropping blocks are located between the two groups of operating plates.

[0006] Preferably, the top and bottom of the mounting plate are fastened with limit rods, and the support plates are slidably connected to the outside of the limit rods.

[0007] Preferably, the outside of the limit rod is fastened with a buffer pad, and the buffer pad is a rubber buffer pad, and the outside of the buffer pad is in contact with the support plate.

[0008] Preferably, the two groups of blocking plates are located at the left rear side and the right front side of the main blade, respectively.

[0009] Compared with the prior art, the utility model provides a kind of closed wind valve blade structure, with the following beneficial effects:

[0010] 1. The closed air valve blade structure, by setting the blocking plate, and then the gap between the main blade and the auxiliary blade is blocked by the blocking plate, so as to avoid the poor sealing between the blades, and to ensure the sealing of the valve, and through the cooperation between the clamping block and the mounting seat, the blocking plate can be conveniently disassembled, which facilitates the disassembly work of the operator, increases the use range of the device, and is suitable for promotion.

[0011] 2. The closed air valve blade structure, by setting the support plate slidingly connected to the outer side of the limiting rod, on the one hand, the limiting rod keeps the balance of the support plate in movement, prevents the support plate from shaking due to imbalance in movement, ensures the normal displacement of the support plate, on the other hand, the limiting rod limits the trend of the support plate, prevents the device from failing due to misplacement of the support plate, and ensures the normal use of the device. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a structural schematic view of the utility model;

[0013] Figure 2 is a structural schematic view of the utility model fixing block and mounting seat;

[0014] Figure 3 is a structural sectional view of the utility model mounting seat and fixing block;

[0015] Figure 4 is Figure 3 structural exploded view.

[0016] In the drawing: 1, main blade; 2, auxiliary blade; 3, mounting seat; 4, fixed block; 5, blocking plate; 6, connecting frame; 7, operating plate; 8, sliding groove; 9, anti-drop block; 10, sliding block; 11, clamping block; 12, buffer pad; 13, spring; 14, mounting plate; 15, support plate; 16, limiting rod; 17, movable plate; 18, groove. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0018] Please refer to Figures 1-4The utility model provides a technical scheme: a closed air valve blade structure, including main blade 1, two groups of auxiliary blades 2 who are located main blade 1 left and right two sides respectively and two groups of baffle 5, two groups of baffle 5 are located the left rear side and the right front side of main blade 1 respectively, the outside bolt connection of auxiliary blade 2 has mounting seat 3, the front side bolt connection of baffle 5 has fixed block 4, the inside of fixed block 4 is provided with recess 18, two groups of support plate 15 are slidably connected in the inside of recess 18, the right side of support plate 15 is fastened with movable plate 17, the right side of movable plate 17 penetrates fixed block 4 and is fastened with sliding block 10 that is slidably connected in mounting seat 3, the top of sliding block 10 is fastened with clamping block 11, and the side away from sliding block 10 of clamping block 11 penetrates mounting seat 3, the inner wall of recess 18 is fastened with mounting plate 14, and the spring 13 is fastened between mounting plate 14 and support plate 15, the front side of fixed block 4 is provided with two groups of sliding groove 8, and sliding groove 8 and recess 18 are communicated, the front side of support plate 15 is fastened with operating plate 7 that is slidably connected in sliding groove 8, by setting baffle 5, and then make the gap between main blade 1 and auxiliary blade 2 be sheltered by baffle 5, to avoid the poor sealing between the blade, guarantee the sealing of valve, simultaneously through the cooperation between clamping block 11 and mounting seat 3, baffle 5 can be conveniently disassembled, facilitate the disassembly work of operating personnel, increase the use range of the device, and be suitable for promotion.

[0019] Specifically, in order to prevent the operating plate 7 from being touched by mistake, the connecting frame 6 is slidably connected to the top and bottom of the fixed block 4, the anti-dropping block 9 is fastened between the two connecting frames 6, and the anti-dropping block 9 is located between the two operating plates 7. Therefore, when the anti-dropping block 9 is clamped between the two operating plates 7, the operating plate 7 cannot be moved, avoiding the operating plate 7 from being touched by mistake.

[0020] Specifically, in order to maintain the balance of the support plate 15, the limiting rod 16 is fastened to the top and bottom of the mounting plate 14, the support plate 15 is slidably connected to the outside of the limiting rod 16, the buffer pad 12 is fastened to the outside of the limiting rod 16, and the buffer pad 12 is a rubber buffer pad. The outside of the buffer pad 12 is in contact with the support plate 15. Therefore, by slidably connecting the support plate 15 to the outside of the limiting rod 16, on the one hand, the limiting rod 16 maintains the balance of the support plate 15 during movement, preventing the support plate 15 from shaking due to imbalance during movement, ensuring the normal displacement of the support plate 15. On the other hand, the limiting rod 16 limits the direction of the support plate 15, preventing the device from failing due to misalignment of the support plate 15, and ensuring the normal use of the device.

[0021] When the blocking plate 5 is disassembled, the anti-disengaging block 9 is moved to disengage the operating plate 7, then the two sets of operating plate 7 are pressed to drive the supporting plate 15 to move, the movement of the supporting plate 15 will drive the sliding block 10 to move through the movable plate 17, the movement of the sliding block 10 will drive the clamping block 11 to move and disengage the mounting seat 3, at this time the blocking plate 5 will no longer be fixed on the auxiliary blade 2, thereby completing the disassembly of the blocking plate 5, when installing, the sliding block 10 is inserted into the mounting seat 3, the operating plate 7 is loosened to drive the supporting plate 15 to move back through the spring 13, at this time the movement of the supporting plate 15 will drive the clamping block 11 to move and be clamped into the mounting seat 3 through the movable plate 17 and the sliding block 10, then the anti-disengaging block 9 is moved back to be clamped into the two sets of operating plate 7, thereby the blocking plate 5 can be stably installed between the auxiliary blade 2 and the main blade 1.

[0022] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A sealed damper blade structure, comprising a main blade (1), two sets of auxiliary blades (2) respectively located on the left and right sides of the main blade (1), and two sets of baffles (5), characterized in that: The auxiliary blade (2) is bolted to the outer side of a mounting base (3), and the front side of the baffle plate (5) is bolted to a fixing block (4). A groove (18) is provided inside the fixing block (4), and two sets of support plates (15) are slidably connected inside the groove (18). A movable plate (17) is tightly fastened to the right side of the support plate (15). The right side of the movable plate (17) passes through the fixing block (4) and is fastened to a slider (10) slidably connected within the mounting base (3). The top of the 10) is fixed with a locking block (11), and the side of the locking block (11) away from the slider (10) passes through the mounting base (3). The inner wall of the groove (18) is fixed with a mounting plate (14). A spring (13) is fixed between the mounting plate (14) and the support plate (15). The front side of the fixing block (4) is provided with two sets of sliding grooves (8), and the sliding grooves (8) and the groove (18) are connected. The front side of the support plate (15) is fixed with the operating plate (7) which is slidably connected in the sliding groove (8).

2. The sealed air valve blade structure according to claim 1, characterized in that: The top and bottom of the fixed block (4) are slidably connected to the connecting frame (6), and the two sets of connecting frames (6) are tightly fitted with an anti-detachment block (9), and the anti-detachment block (9) is located between the two sets of operating plates (7).

3. The sealed air valve blade structure according to claim 1, characterized in that: Limiting rods (16) are fastened to both the top and bottom of the mounting plate (14), and the support plate (15) is slidably connected to the outside of the limiting rods (16).

4. The sealed air valve blade structure according to claim 3, characterized in that: The outer side of the limiting rod (16) is tightly fitted with a buffer pad (12), and the buffer pad (12) is a rubber buffer pad. The outer side of the buffer pad (12) is in contact with the support plate (15).

5. The sealed air valve blade structure according to claim 1, characterized in that: The two sets of baffles (5) are located on the left rear side and right front side of the main blade (1), respectively.

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