CN219933037U - Linear sealing type ash discharging valve - Google Patents

Abstract

The utility model discloses a line-sealed ash discharge valve, which relates to the technical field of discharge equipment and comprises a first valve body and a second valve body, wherein a first hopper is arranged in the first valve body, a second hopper is arranged in the second valve body, a first valve plate is arranged below the first hopper, a second valve plate is arranged below the second hopper, the first valve plate is connected with a first inner force arm structure, the first inner force arm structure is connected with a first rotary valve shaft, the first rotary valve shaft is connected with a first external force arm structure, the second valve plate is connected with a second inner force arm structure, the second inner force arm structure is connected with a second rotary valve shaft, the second rotary valve shaft is connected with a second external force arm structure, a rotary driving structure is arranged between the first valve plate and the first discharge hole, and sealing structures are arranged between the second valve plate and the second discharge hole. The utility model has the advantages of strong sealing performance and good discharging effect.

Description

Linear sealing type ash discharging valve

Technical Field

The utility model relates to the technical field of unloading equipment, in particular to a line-sealed ash unloading valve.

Background

The traditional large flue bulk cargo discharge valve of the sintering machine uses an electric heavy hammer double-layer discharge valve, and comprises an upper hopper and a lower hopper, wherein the bottoms of the hoppers are sealed by a valve plate or a cone to block air, but when the upper hopper needs to be closed after materials fall from the upper hopper to the lower hopper, granular materials are attracted by negative pressure, the upper valve plate or the upper cone is blocked to cause the upper hopper to be unable to be tightly closed, when the lower hopper discharges and opens the lower valve plate or the lower cone, air leakage is not tight due to the fact that the upper valve plate or the upper cone of the upper hopper is closed, so that the negative pressure of the sintering machine exhaust system is reduced, and the valve plate or the cone is worn and grooved due to the air leakage, and the air leakage rate of the sintering machine exhaust system is further increased.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a line sealing type ash discharging valve.

The utility model provides a line sealed ash valve, includes from top to bottom first valve body and second valve body that connects gradually, first valve body inside is provided with first hopper, second valve body inside is provided with the second hopper, first hopper has first feed inlet and first discharge gate, second hopper has second feed inlet and second discharge gate, first hopper below is provided with the first valve plate that can seal and open first discharge gate, second hopper below is provided with the second valve plate that can seal and open the second discharge gate, first valve plate is connected with first internal force arm structure, first internal force arm structure is connected with first rotation valve shaft, first rotation valve shaft is connected with first external force arm structure, second valve plate is connected with second internal force arm structure, second rotation arm structure is connected with the second external force, be provided with the external force arm between first external force arm structure and the second external force arm structure and drive the valve shaft; the rotary driving structure is used for driving the first external force arm and the second external force arm to rotate around the first rotary valve shaft and the second rotary valve shaft respectively, so that the first valve plate and the second valve plate alternately close and open the first discharge port and the second discharge port; sealing structures are arranged between the first valve plate and the first discharge port and between the second valve plate and the second discharge port. The first valve plate and the second valve plate are supported by wear-resistant alloy, and the relative positions of a first inner force arm structure, a first outer force arm structure, a second inner force ratio structure and a second outer force arm structure on the first rotary valve shaft and the second rotary valve shaft are preset so as to meet the requirement of differentially and alternately closing the first discharge port and the second discharge port; when the automatic discharging device is in operation, a material is placed in a first hopper of a first valve body, a rotary driving structure is started, the rotary driving structure starts to operate, a first valve plate in the first valve body moves and opens a first discharge port, a second valve plate in a second valve body seals the second discharge port, the material falls from the first discharge port of the first hopper of the first valve body and enters the second hopper of the second valve body, after the material completely enters the second hopper of the second valve body, the rotary driving structure drives the first valve plate of the first valve body to seal the first discharge port, the second valve plate of the second valve body opens the second discharge port, at the moment, the first valve plate of the first valve body still seals the second discharge port, at the moment, the first valve plate of the first valve body still is in a state of sealing the first discharge port, and then the rotary driving structure drives the first valve plate of the first valve body to continuously open the first discharge port for next discharging cycle; the whole ash discharge valve adopts a two-layer valve body structure of a first valve body and a second valve body, the first hopper and the first valve plate are combined, the second hopper and the second valve plate are combined to discharge and seal materials, and a rotation driving structure is used to enable the two-layer valve body to realize a simultaneous alternate control function, so that negative pressure suction can not be received in the discharging process of the second valve body, and the discharging efficiency and effect are improved; more key is, through seal structure's setting, can improve the leakproofness of first discharge gate and second discharge gate greatly to avoid the emergence of the air leakage condition in the discharge process, can be suitable for in the continuous circulation operation for a long time, fully guarantee not having the negative pressure to adsorb the material, make the discharge more smooth and easy, further improve discharge efficiency and discharge effect.

Preferably, the sealing structure comprises a sealing ring groove formed in the end face of the first discharge hole and the end face of the second discharge hole, and the sealing structure further comprises a sealing ring arranged on the first valve plate and the second valve plate, and the sealing ring can be clamped into the sealing ring groove. The wear-resistant alloy flange rings are arranged at the first valve plate, the first valve body, the second valve plate and the second valve body, and the sealing ring grooves are machined through numerical milling, specifically, the diameter of the groove holes is 8.6mm, the diameter of the groove holes is 340mm, and the sealing rings are arranged at the corresponding positions, so that the wire diameter sealing effect is achieved.

Preferably, the sealing ring is made of high temperature silica gel. The sealing ring is made of high-temperature silica gel, which is a common performance silica gel raw material for manufacturing a silica gel mold.

Preferably, the rotation driving structure comprises a rotation motor connected with a motor shaft, the motor shaft is connected with a driving arm, the end part of the driving arm is provided with a rolling body, and the rolling body can contact the first external force arm structure and the second external force arm structure. The rotating motor drives the motor shaft to rotate, the driving arm drives the rolling body to rotate, and the rolling body contacts and pushes the first external force arm structure and the second external force arm structure.

Preferably, the first inner force arm structure and the second inner force arm structure have the same structure and comprise connecting arms fixed on the first rotary valve shaft or the second rotary valve shaft, connecting rods penetrate through the tail ends of the connecting arms, and the end parts of the connecting rods are fixed on the first valve plate or the second valve plate; wherein, be provided with key connection unit between the linking arm and first rotation valve axle or second rotation valve axle.

Preferably, the first outer force arm structure includes a first outer link fixed to the first rotary valve shaft, a first gravity hammer is disposed at an end of the first outer link, a first arc-shaped protrusion is disposed in a middle section of the first outer link, and the first arc-shaped protrusion can contact with the rotary driving structure.

Preferably, the second outer arm structure includes the second outer connecting rod of fixing in the second rotation valve axle, second outer connecting rod end is provided with the second gravity hammer, second outer connecting rod middle section is provided with the second arc protruding, the second arc protruding can with rotate drive structure contact.

The beneficial effects of the utility model are as follows:

when the utility model works, materials are put into the first hopper of the first valve body, the rotary driving structure is started, the rotary driving structure starts to work, so that the first valve plate in the first valve body moves and opens the first discharge port, at the moment, the second valve plate in the second valve body seals the second discharge port, the materials fall from the first discharge port of the first hopper of the first valve body and enter the second hopper of the second valve body, after the materials completely enter the second hopper of the second valve body, the rotary driving structure drives the first valve plate of the first valve body to seal the first discharge port, the second valve plate of the second valve body opens the second discharge port, at the moment, the first valve plate of the first valve body still seals the second discharge port, at the moment, the first valve plate of the first valve body still is in a state of sealing the first discharge port, and then the rotary driving structure drives the first valve plate of the first valve body to continuously open the first discharge port, and the next discharging cycle is carried out; the whole ash discharge valve adopts a two-layer valve body structure of a first valve body and a second valve body, the first hopper and the first valve plate are combined, the second hopper and the second valve plate are combined to discharge and seal materials, and a rotation driving structure is used to enable the two-layer valve body to realize a simultaneous alternate control function, so that negative pressure suction can not be received in the discharging process of the second valve body, and the discharging efficiency and effect are improved; more key is, through seal structure's setting, can improve the leakproofness of first discharge gate and second discharge gate greatly to avoid the emergence of the air leakage condition in the discharge process, can be suitable for in the continuous circulation operation for a long time, fully guarantee not having the negative pressure to adsorb the material, make the discharge more smooth and easy, further improve discharge efficiency and discharge effect.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a side view of the structure of the present utility model;

FIG. 3 is a schematic view of a part of the structure of the present utility model;

fig. 4 is a bottom view of a portion of the structure of fig. 3 in accordance with the present utility model.

Reference numerals:

the novel valve comprises the following components of a first valve body, a second valve body, a 3-first hopper, a 31-first discharge hole, a 4-rotation driving structure, a 41-rotation motor, a 42-motor shaft, a 43-driving arm, a 44-rolling body, a 5-first valve plate, a 6-first inner force arm structure, a 61-connecting arm, a 62-connecting rod, a 63-key connecting unit, a 7-first outer force arm structure, a 71-first outer connecting rod, a 72-first gravity hammer, a 73-first arc-shaped bulge, a 8-second outer force arm structure, a 81-second outer connecting rod, a 82-second gravity hammer, a 83-second arc-shaped bulge, a 9-first rotation valve shaft, a 10-second rotation valve shaft, a 11-sealing structure, a 111-sealing ring groove and a 112-sealing ring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 4, a linear sealing type ash discharge valve comprises a first valve body 1 and a second valve body 2 which are sequentially connected from top to bottom, wherein a first hopper 3 is arranged in the first valve body 1, a second hopper is arranged in the second valve body 2, the first hopper 3 is provided with a first feed port and a first discharge port 31, the second hopper is provided with a second feed port and a second discharge port, a first valve plate 5 capable of closing and opening the first discharge port 31 is arranged below the first hopper 3, a second valve plate capable of closing and opening the second discharge port is arranged below the second hopper, the first valve plate 5 is connected with a first inner force arm structure 6, the first inner force arm structure 6 is connected with a first rotary valve shaft 9, the first rotary valve shaft 9 is connected with a first external force arm structure 7, the second valve plate is connected with a second inner force arm structure, the second rotary valve shaft 10 is connected with a second external force arm structure 8, and a driving valve shaft 4 is arranged between the first arm structure 7 and the second external force arm structure 8; the rotary driving structure 4 is used for driving the first external force arm and the second external force arm to rotate around the first rotary valve shaft 9 and the second rotary valve shaft 10 respectively, so that the first valve plate 5 and the second valve plate alternately close and open the first discharge port 31 and the second discharge port; sealing structures 11 are arranged between the first valve plate 5 and the first discharge hole 31 and between the second valve plate and the second discharge hole.

In this embodiment, the first valve plate 5 and the second valve plate are supported by wear-resistant alloy, and the relative positions of the first inner force arm structure 6, the first outer force arm structure 7, the second inner force ratio structure and the second outer force arm structure 8 on the first rotary valve shaft 9 and the second rotary valve shaft 10 are preset so as to meet the requirement of differentially and alternately closing the first discharge port 31 and the second discharge port; when the automatic feeding device is in operation, materials are placed into a first hopper 3 of a first valve body 1, a rotary driving structure 4 is started, the rotary driving structure 4 starts to operate, a first valve plate 5 in the first valve body 1 moves and opens a first discharge port 31, at the moment, a second valve plate in a second valve body 2 seals the second discharge port, the materials fall from the first discharge port 31 of the first hopper 3 of the first valve body 1 and enter the second hopper of the second valve body 2, after the materials completely enter the second hopper of the second valve body 2, the rotary driving structure 4 drives the first valve plate 5 of the first valve body 1 to seal the first discharge port 31, the second valve plate of the second valve body 2 opens the second discharge port, at the moment, the first valve plate 5 of the first valve body 1 is still in a state of sealing the first discharge port 31, at the moment, the second valve plate 5 of the first valve body 1 is still in a state of sealing the second discharge port 31, and then the rotary driving structure 4 drives the first valve plate 5 of the first valve body 1 to open the first discharge port 31 for continuous recycling; the whole ash discharge valve adopts a two-layer valve body structure of a first valve body 1 and a second valve body 2, the first hopper 3 is combined with the first valve plate 5, the second hopper is combined with the second valve plate to discharge and seal materials, and the two-layer valve body is enabled to realize a simultaneous and alternative control function by using a rotary driving structure 4, so that negative pressure suction can not be received in the discharging process of the second valve body 2, and the discharging efficiency and effect are improved; more importantly, through the setting of seal structure 11, can improve the leakproofness of first discharge gate 31 and second discharge gate greatly to avoid the emergence of the air leakage condition in the discharge process, can be suitable for in the continuous circulation operation for a long time, fully guarantee not having the negative pressure to adsorb the material, make the discharge more smooth and easy, further improve discharge efficiency and discharge effect.

Specifically, the sealing structure 11 includes a sealing ring groove 111 formed on the end face of the first discharge port 31 and the end face of the second discharge port, the sealing structure 11 further includes a sealing ring 112 formed on the first valve plate 5 and the second valve plate, and the sealing ring 112 can be clamped into the sealing ring groove 111.

In the present embodiment, wear-resistant alloy flange rings are mounted on the first valve plate 5, the first valve plate 1, the second valve plate and the second valve plate 2, and the seal ring groove 111 is machined by milling, specifically, the groove hole diameter is 8.6mm, the diameter is 340mm, and the seal ring 112 is mounted on the corresponding position, so that the wire diameter sealing effect is achieved.

Specifically, the seal ring 112 is made of high temperature silica gel.

In this embodiment, the seal ring 112 is made of high-temperature silica gel, which is a common performance silica gel raw material for manufacturing a silica gel mold.

Specifically, the rotation driving structure 4 includes a rotation motor 41, the rotation motor 41 is connected with a motor shaft 42, the motor shaft 42 is connected with a driving arm 43, a rolling body 44 is disposed at an end of the driving arm 43, and the rolling body 44 can contact the first external force arm structure 7 and the second external force arm structure 8.

In this embodiment, the motor 41 drives the motor shaft 42 to rotate, the driving arm 43 drives the rolling body 44 to rotate, and the rolling body contacts and pushes the first external force arm structure 7 and the second external force arm structure 8.

Specifically, the first inner force arm structure 6 and the second inner force arm structure have the same structure and comprise a connecting arm 61 fixed on the first rotary valve shaft 9 or the second rotary valve shaft 10, a connecting rod 62 is penetrated at the tail end of the connecting arm 61, and the end part of the connecting rod 62 is fixed on the first valve plate 5 or the second valve plate; wherein a key connection unit 63 is provided between the connection arm 61 and the first rotary valve shaft 9 or the second rotary valve shaft 10.

Specifically, the first external force arm structure 7 includes a first external link 71 fixed to the first rotary valve shaft 9, a first gravity hammer 72 is disposed at the end of the first external link 71, a first arc-shaped protrusion 73 is disposed in the middle section of the first external link 71, and the first arc-shaped protrusion 73 can be in contact with the rotary driving structure 4.

Specifically, the second outer arm of force structure 8 includes the second outer connecting rod 81 of fixing at the second rotary valve shaft 10, and the end of second outer connecting rod 81 is provided with second gravity hammer 82, and the middle section of second outer connecting rod 81 is provided with second arc protruding 83, and second arc protruding 83 can contact with rotary drive structure 4.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims (7)

1. The linear sealing type ash discharging valve is characterized by comprising a first valve body and a second valve body which are sequentially connected from top to bottom, wherein a first hopper is arranged in the first valve body, a second hopper is arranged in the second valve body, the first hopper is provided with a first feeding hole and a first discharging hole, the second hopper is provided with a second feeding hole and a second discharging hole, a first valve plate capable of closing and opening the first discharging hole is arranged below the first hopper, a second valve plate capable of closing and opening the second discharging hole is arranged below the second hopper, the first valve plate is connected with a first inner force arm structure, the first inner force arm structure is connected with a first rotary valve shaft, the first rotary valve shaft is connected with a first outer force arm structure, the second valve plate is connected with a second inner force arm structure, the second rotary valve shaft is connected with a second outer force arm structure, and a driving force arm structure is arranged between the first outer force arm structure and the second outer force arm structure; wherein,,

the rotary driving structure is used for driving the first external force arm and the second external force arm to rotate around the first rotary valve shaft and the second rotary valve shaft respectively, so that the first valve plate and the second valve plate alternately close and open the first discharge port and the second discharge port;

sealing structures are arranged between the first valve plate and the first discharge port and between the second valve plate and the second discharge port.

2. The line sealed ash valve of claim 1, wherein the sealing structure includes a sealing ring groove formed in the first and second outlet end faces, and further includes sealing rings formed in the first and second valve plates, the sealing rings being capable of being snapped into the sealing ring groove.

3. The line-sealed cindervalve according to claim 2, wherein the sealing ring is made of high temperature silica gel.

4. The line sealed cindervalve of claim 1, wherein the rotary drive structure includes a rotary motor connected with a motor shaft connected with a drive arm having a roller disposed at an end thereof, the roller being capable of contacting the first and second external force arm structures.

5. The line-sealed ash valve according to claim 1, wherein the first inner force arm structure and the second inner force arm structure have the same structure, each of which comprises a connecting arm fixed on the first rotary valve shaft or the second rotary valve shaft, a connecting rod is penetrated at the tail end of the connecting arm, and the end of the connecting rod is fixed on the first valve plate or the second valve plate; wherein,,

a key connection unit is arranged between the connecting arm and the first rotary valve shaft or the second rotary valve shaft.

6. The line sealed cindervalve of claim 1, wherein the first outer force arm structure includes a first outer link secured to the first rotary valve shaft, a first gravity hammer is disposed at a distal end of the first outer link, a first arcuate projection is disposed in a middle section of the first outer link, and the first arcuate projection is contactable with the rotary drive structure.

7. The line sealed cindervalve of claim 1, wherein the second outer moment arm structure includes a second outer link secured to the second rotary valve shaft, a second gravity hammer is disposed at a distal end of the second outer link, a second arcuate projection is disposed in a middle section of the second outer link, and the second arcuate projection is contactable with the rotary drive structure.