Double-layer flap cinder valve

Abstract

The utility model relates to the technical field of flap cinder valves, and discloses a double-layer flap cinder valve which comprises a valve body, the valve body is rotationally connected with a valve shaft, a valve plate is fixed to the end, located in the valve body, of the valve shaft, and a balancing weight is fixed to the end, extending out of the valve body, of the valve shaft through a connecting rod. A driving shaft and a cam arranged at the end of the driving shaft are rotationally connected outside the valve body, an adjusting groove is formed in the cam, the end of the driving shaft penetrates through the adjusting groove and is fixed to the cam through a fixing device, and the driving shaft is driven by a driving device installed on the outer wall of the valve body to rotate. The driving device drives the cam to rotate so that the cam can make contact with the connecting rod to drive the connecting rod and the balancing weight to be lifted. The utility model has the following advantages and effects: the opening and closing of the turning plate can be automatically adjusted according to the material flow and demand.

Description

TECHNICAL FIELD

[0001] The utility model relates to a turn -plate dust discharging valve technical field, especially in kind of double -deck turn -plate dust discharging valve. BACKGROUND

[0002] Double -deck turn -plate dust discharging valve adopts pure mechanical working principle, and is provided with mechanical transmission gravity balance automatic reset device, and is opened by the self -weight of material, and when material falls into the lower equipment, the valve plate is automatically reset through counterweight, and the dust discharging operation is completed, and is widely used in dust removal field.

[0003] The Chinese patent with the authorization announcement number CN214946430U discloses a double -deck turn -plate dust discharging valve, including valve body, valve shaft, valve plate, sealing baffle, counterweight hammer, anti -leakage ash device and buffer mechanism, the utility model discloses a anti -leakage ash device is set up at the valve shaft end, when the upper valve plate opens, the upper valve shaft drives the swing piece to turn down, makes the swing piece push the slide bar into the slide cavity through the first transmission rod, makes the interval of the first transmission rod and the second transmission rod shorten, and the spring is deformed under stress, and the second transmission rod is resisted to the lower valve shaft through the swing piece, and then the lower valve shaft lifts the lower valve plate upwards tightly;The above -mentioned device has the following shortcomings: the opening and closing of the turn -plate cannot be automatically adjusted according to the flow and demand of material. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a double -deck turn -plate dust discharging valve, with the effect that the opening and closing of the turn -plate can be automatically adjusted according to the flow and demand of material.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a double -deck turn -plate dust discharging valve, including valve body, the valve body is rotatably connected with valve shaft, one end in the valve body is fixed with valve plate, the valve shaft is fixed with counterweight block through connecting rod outside the valve body, the valve body is rotatably connected with drive shaft and the cam setting at the end of drive shaft, the cam is equipped with adjusting groove, the end of drive shaft passes through adjusting groove and is fixed between drive shaft and cam through fixing device, the drive shaft is driven to rotate by the drive device installed on the outer wall of valve body, and the drive device drives the cam to rotate and makes the cam contact with connecting rod and drive connecting rod and counterweight block to lift.

[0006] By adopting the above technical scheme, the drive device drives the drive shaft to rotate, and the cam drives the control connecting rod and counterweight block to rotate and open the valve plate, so that the dust discharging operation can be automatically and quickly and continuously carried out, manual intervention is reduced, and the overall working efficiency is improved;The position of the cam on the drive shaft can be adjusted through the fixing device and the adjusting groove, so as to adjust the opening and closing angle of the valve plate, and then control the material flow, improve the flexibility and efficiency of the device in material treatment.

[0007] The utility model discloses further provide: drive arrangement is driven motor.

[0008] Through adopting above -mentioned technical scheme, driven motor passes through drive shaft and drives cam to rotate continuously, improves unloading work efficiency.

[0009] The utility model discloses further provide: drive shaft end portion is equipped with external thread, the fixed device includes fixed nut, drive shaft end portion stretches out after adjusting groove with fixed nut is threadedly connected.

[0010] Through adopting above -mentioned technical scheme, through fixed nut and drive shaft threadedly connected to make cam and drive shaft relative fixation, loosen fixed nut and move cam simultaneously, can adjust the position of cam on drive shaft, to adjust valve plate switch angle.

[0011] The utility model discloses further provide: drive shaft is fixed with the limit board, and the limit board and fixed nut are located at both sides of cam respectively.

[0012] Through adopting above -mentioned technical scheme, limit board realizes the positioning to cam, improves the convenience of dismounting and adjusting of cam.

[0013] The utility model discloses further provide: the valve body outer wall is away from the drive shaft one side and is provided with knock component.

[0014] Through adopting above -mentioned technical scheme, knock component can knock valve body outer wall, help loosening and dredging the material in valve body, prevent the blockage caused by material accumulation, can accelerate the flow of material simultaneously, ensure that material can be unloaded smoothly from the valve.

[0015] The utility model discloses further provide: knock component includes the movable axle of rotation connection in valve body outer wall and the knock motor of fixed in valve body and drive movable axle rotation, movable axle is fixed with movable board, and movable board sliding connection has with knock lever and valve body outer wall contact.

[0016] Through adopting above -mentioned technical scheme, knock motor drives movable axle rotation to drive movable board rotation to knock lever and throw out and knock valve body outer wall, dredge the material in valve body.

[0017] The utility model discloses further provide: movable axle is equipped with and is installed in the two of valve body upper and lower settings, and corresponding movable board is equipped with two.

[0018] Through adopting above -mentioned technical scheme, knock to valve body upper and lower both ends, improve the knocking effect.

[0019] The further setting of the utility model is that two movable shafts are fixed with pulleys, and transmission belts are sleeved between the two pulleys.

[0020] Through the above technical scheme, the knocking motor drives the movable shaft to rotate, and then the two movable shafts drive the knocking rod to synchronously knock the valve body through the transmission belt.

[0021] The further setting of the utility model is that the sliding groove is arranged in the movable plate, the knocking rod is slidably arranged in the sliding groove and extends from one end of the sliding groove, and the telescopic spring is arranged between the one end of the knocking rod in the sliding groove and the inner wall of the sliding groove.

[0022] Through the above technical scheme, when the movable shaft drives the movable plate to rotate, the knocking rod in the movable plate is thrown out of the sliding groove, and then the end of the knocking rod collides with the outer wall of the valve body to knock the valve body.

[0023] The further setting of the utility model is that the end of the knocking rod is in an arc shape.

[0024] Through the above technical scheme, the knocking rod is retracted into the sliding groove when the knocking rod collides with the outer wall of the valve body, the wear of the knocking rod and the valve body is reduced, and the service life of the device is prolonged.

[0025] The beneficial effects of the utility model are:

[0026] 1. The driving device drives the driving shaft to rotate, drives the control connecting rod and the counterweight to rotate to open the valve plate through the cam, so that the automatic and rapid and continuous unloading operation is realized, manual intervention is reduced, and the overall working efficiency is improved;

[0027] 2. The position of the cam on the driving shaft can be adjusted through the fixing device and the adjusting groove, the opening and closing angle of the valve plate is adjusted, the material flow is controlled, and the flexibility and efficiency of the device in material treatment are improved;

[0028] 3. The knocking assembly can knock the outer wall of the valve body, help loosen and dredge the material in the valve body, prevent blockage caused by material accumulation, and accelerate the flow of the material to ensure that the material can be smoothly unloaded from the valve. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed in the embodiment description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0030] Figure 1 It is a structural schematic diagram of the utility model.

[0031] Figure 2 is Figure 1 Enlarged view at A.

[0032] Figure 3 is Figure 1 Enlarged view at B.

[0033] In the figure, 1, valve body; 2, valve shaft; 3, valve plate; 4, counterweight; 5, drive shaft; 6, cam; 7, adjusting groove; 8, drive motor; 9, fixed nut; 10, knocking assembly; 101, movable shaft; 102, knocking motor; 103, movable plate; 104, knocking rod; 105, pulley; 106, transmission belt; 107, sliding groove; 108, extension spring; 11, connecting rod. DETAILED DESCRIPTION

[0034] The technical solutions of the utility model will be described clearly and completely in combination with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] Embodiment 1, a double-layer turning plate ash valve, as shown in Figure 1 , 2 , comprising a valve body 1, the valve body 1 is rotatably connected with a valve shaft 2, the valve shaft 2 is fixed with a valve plate 3 at one end in the valve body 1, the valve shaft 2 is fixed with a counterweight 4 at the other end outside the valve body 1 through a connecting rod 11, the valve body 1 is rotatably connected with a drive shaft 5 and a cam 6 arranged at the end of the drive shaft 5 outside, the cam 6 is provided with an adjusting groove 7, the end of the drive shaft 5 passes through the adjusting groove 7 and is fixed between the cam 6 through a fixing device, the drive shaft 5 is driven to rotate by a driving device mounted on the outer wall of the valve body 1, the driving device drives the cam 6 to rotate so that the cam 6 contacts the connecting rod 11 to drive the connecting rod 11 and the counterweight 4 to lift, and the driving device is a drive motor 8.

[0036] As shown in Figure 2 , the end of the drive shaft 5 is provided with external threads, the fixing device comprises a fixed nut 9, the end of the drive shaft 5 is threadedly connected with the fixed nut 9 after extending out of the adjusting groove 7, the drive shaft 5 is fixed with a limiting plate, and the limiting plate and the fixed nut 9 are located on the two sides of the cam 6 respectively.

[0037] As shown in Figure 1 , 3As shown, the outer wall of the valve body 1 is provided with a knocking assembly 10 away from the drive shaft 5, the knocking assembly 10 comprises a movable shaft 101 rotatably connected to the outer wall of the valve body 1 and a knocking motor 102 fixed to the valve body 1 and driving the movable shaft 101 to rotate, the movable shaft 101 is fixed with a movable plate 103, and the movable plate 103 is slidably connected with a knocking rod 104 in contact with the outer wall of the valve body 1.

[0038] As shown in the drawings, Figure 3 The movable shaft 101 is arranged on the upper and lower valve body 1, and the corresponding movable plate 103 is arranged on the upper and lower movable shaft 101, and the upper and lower movable shaft 101 is fixed with a belt wheel 105, and the two belt wheels 105 are sleeved with a transmission belt 106.

[0039] As shown in the drawings, Figure 3 The movable plate 103 is provided with a sliding groove 107, the knocking rod 104 is slidably arranged in the sliding groove 107 and one end of the knocking rod 104 is arranged outside the sliding groove 107, the other end of the knocking rod 104 is fixed with a telescopic spring 108 between the inner wall of the sliding groove 107, and the end of the knocking rod 104 is arranged in an arc shape.

[0040] Working principle: the driving device drives the drive shaft 5 to rotate, the cam 6 drives the control connecting rod 11 and the counterweight 4 to rotate to open the valve plate 3, so that the automatic and rapid and continuous unloading operation can be realized, the cam 6 is fixed relative to the drive shaft 5 through the threaded connection between the fixing nut 9 and the drive shaft 5, and the position of the cam 6 on the drive shaft 5 can be adjusted by loosening the fixing nut 9 and moving the cam 6, so as to adjust the opening angle of the valve plate 3; when the ash valve works, the knocking motor 102 drives the movable shaft 101 to rotate, and then the two movable shafts 101 rotate synchronously through the transmission belt 106, the knocking rod 104 in the movable plate 103 is thrown out of the sliding groove 107, and then the end of the knocking rod 104 collides with the outer wall of the valve body 1 to knock the valve body 1, so as to dredge the material in the valve body 1.

[0041] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A double-layer flap ash discharge valve, comprising a valve body (1), wherein a valve shaft (2) is rotatably connected to the valve body (1), a valve plate (3) is fixed at one end of the valve shaft (2) located inside the valve body (1), and a counterweight (4) is fixed at one end of the valve shaft (2) extending outside the valve body (1) via a connecting rod (11), characterized in that: The valve body (1) is externally connected with a driving shaft (5) and a cam (6) arranged at the end of the driving shaft (5), the cam (6) is provided with an adjusting groove (7), the end of the driving shaft (5) passes through the adjusting groove (7) and is fixed with the cam (6) through a fixing device, the driving shaft (5) is driven to rotate by a driving device mounted on the outer wall of the valve body (1), the driving device drives the cam (6) to rotate, so that the cam (6) contacts with the connecting rod (11) to drive the connecting rod (11) and the counterweight (4) to be lifted.

2. A double flap-type dust valve according to claim 1, characterized in that: The driving device is a driving motor (8).

3. A double flap-type dust valve according to claim 1, wherein: The end of the driving shaft (5) is provided with external threads, the fixing device includes a fixing nut (9), and the end of the driving shaft (5) is threadedly connected with the fixing nut (9) after extending out of the adjusting groove (7).

4. A double flap-type dust valve according to claim 3, wherein: The driving shaft (5) is fixed with a limiting plate, and the limiting plate and the fixing nut (9) are located on the two sides of the cam (6) respectively.

5. The dual flap hopper gate according to claim 1, wherein: A knocking assembly (10) is arranged on the outer wall of the valve body (1) away from the driving shaft (5).

6. A double flap-type dust valve according to claim 5, wherein: The knocking assembly (10) includes a movable shaft (101) rotatably connected to the outer wall of the valve body (1) and a knocking motor (102) fixed to the valve body (1) and driving the movable shaft (101) to rotate, the movable shaft (101) is fixed with a movable plate (103), and the movable plate (103) is slidably connected with a knocking rod (104) in contact with the outer wall of the valve body (1).

7. A double flap-type dust valve according to claim 6, wherein: The movable shaft (101) is arranged in two on the valve body (1) in a top-down manner, and the movable plate (103) is correspondingly arranged in two.

8. A double flap-type dust valve according to claim 7, wherein: The movable shaft (101) is fixed with a belt pulley (105), and a transmission belt (106) is sleeved between the two belt pulleys (105).

9. A double flap-type dust valve according to claim 8, wherein: The movable plate (103) is internally provided with a sliding groove (107), the knocking rod (104) is slidably arranged in the sliding groove (107) and extends out of the sliding groove (107) at one end, and a telescopic spring (108) is fixed between the one end of the knocking rod (104) in the sliding groove (107) and the inner wall of the sliding groove (107).

10. A double flap-type dust valve according to claim 9, wherein: The end of the knocking rod (104) is in an arc shape.

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