CN219791713U - Discharge valve of easy clearance - Google Patents

Abstract

The utility model relates to an easily cleaned discharge valve, which comprises a shell, an end cover, a rotating shaft and blades, wherein the rotating shaft and the blades are arranged in the shell, and the end cover is arranged at the end part of the shell; the rotary shaft is of a hollow structure, one end of the rotary shaft is provided with an opening, an inner ring is arranged in the rotary shaft, at least two springs and through grooves are arranged on the outer ring surface of the inner ring, and a push plate penetrating out of the rotary shaft is arranged on the springs; when the materials adhered on the blades are cleaned, the rotating shaft is rotated, the inner ring is externally connected with the air pump through the pipeline, high-pressure air flow in the air pump is flushed into the inner ring and is sprayed out of the through groove, the push plate is protruded, so that the high-pressure air flow is sprayed out, the materials adhered on the blades are blown off, the cleaning of the blades can be completed by the discharge valve under the state of no shutdown, and the working efficiency is further improved; after the cleaning is finished, the air pump is closed, and the spring resets to drive the push plate to reset and form a sealed whole with the rotating shaft.

Description

Discharge valve of easy clearance

Technical Field

The utility model belongs to the technical field of valve bodies, and relates to an easily cleaned discharge valve.

Background

The discharging valve is also called star-shaped discharging, the star-shaped discharging valve is used for being arranged at a discharging hole of a discharger working under negative pressure, the upper part of the discharging valve receives materials discharged by the discharger, the rotary impeller is used for conveying the materials and also used for sealing, air is prevented from being sucked from the discharging hole in the pneumatic conveying process, and the normal discharging of the discharger is ensured to be used as special discharging equipment.

Cleaning can be difficult when material remains on the discharge valve blades, because the discharge valve is often complex in construction and sealing means and, in addition, cleaning becomes more difficult if the material has a certain viscosity or adhesion.

Disclosure of Invention

The utility model aims to provide an easily cleaned discharge valve, which can solve the problem of material residue of materials on blades.

According to the technical scheme provided by the utility model: the utility model provides an easily clear up discharge valve, includes casing, end cover, pivot and blade, be equipped with pivot and blade in the casing, and the tip of casing is equipped with the end cover; the rotary shaft is of a hollow structure, one end of the rotary shaft is provided with an opening, an inner ring is arranged in the rotary shaft, at least two springs and through grooves are arranged on the outer ring surface of the inner ring, and a push plate penetrating out of the rotary shaft is arranged on the springs.

Preferably, the section of the push plate is of an arc structure, and the width of the inner ring surface of the push plate is smaller than that of the outer ring surface, so that an oblique angle is formed between the inner ring surface and the outer ring surface, and the air flow can enter conveniently.

Preferably, the one side that the push pedal is close to the inner ring is equipped with the connecting plate, rectangular channel has been seted up on the connecting plate, the connecting plate still is equipped with the slide, forms sliding connection between slide and the connecting plate, and installs on the inner ring.

Preferably, a ring is arranged between the inner ring and the push plate, and the ring is sleeved on the spring to protect the spring.

Preferably, a trapezoid cylinder is arranged in the inner ring, one end of the trapezoid cylinder is connected with the rotating shaft through a telescopic rod, at least two sliding grooves are formed in the trapezoid cylinder, sliding rods connected with the pushing plate are arranged in the sliding grooves in a sliding mode, and a pull rod is arranged at the other end of the trapezoid cylinder.

Preferably, the telescopic rod is a rectangular rod.

The easily cleaned discharge valve provided by the embodiment of the utility model has the following advantages:

1. when the materials adhered on the blades are cleaned, the rotating shaft is rotated, the inner ring is externally connected with the air pump through the pipeline, high-pressure air flow in the air pump is flushed into the inner ring and is sprayed out of the through groove, the push plate is protruded, so that the high-pressure air flow is sprayed out, the materials adhered on the blades are blown off, the cleaning of the blades can be completed by the discharge valve under the state of no shutdown, and the working efficiency is further improved; after the cleaning is finished, the air pump is closed, and the spring resets to drive the push plate to reset and form a sealed whole with the rotating shaft.

2. The section of the push plate is of an arc-shaped structure, and the width of the inner annular surface of the push plate is smaller than that of the outer annular surface, so that an oblique angle is formed between the inner annular surface and the outer annular surface, and the air flow can enter conveniently.

3. By pushing the pull rod, the pull rod pushes the trapezoid cylinder inwards, and the trapezoid cylinder is arranged due to the shape, so that the slide rod moves inwards in the sliding groove, the slide rod pushes the push plate connected with the slide rod to move, a gap is formed between the push plate and the rotating shaft, high-pressure air flow in the inner ring is conveniently ejected, and materials adhered on the blades are cleaned.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a perspective view of the shaft and the blades of the present utility model.

Fig. 3 is a cross-sectional view of fig. 2.

Fig. 4 is a perspective view of the inner ring of the present utility model.

Fig. 5 is a perspective view of a trapezoidal cylinder of the present utility model.

Fig. 6 is a perspective view of a pusher plate of the present utility model.

In the figure: a housing 1; an end cap 2; a rotating shaft 3; a blade 4; an inner ring 5; a through groove 51; a spring 52; a circular ring 53; a pull rod 6; a push plate 7; a connection plate 71; a slide plate 72; a trapezoidal cylinder 8; a chute 81; a slide bar 82; a telescopic rod 83.

Description of the embodiments

In order that those skilled in the art will better understand the present utility model, a technical solution in 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 only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As shown in fig. 1-6, the utility model relates to an easily cleaned discharge valve, which comprises a shell 1, an end cover 2, a rotating shaft 3 and blades 4, wherein the rotating shaft 3 and the blades 4 are arranged in the shell 1, and the end cover 2 is arranged at the end part of the shell 1; the rotating shaft 3 is of a hollow structure, one end close to the end cover 2 is an opening, an inner ring 5 is arranged in the rotating shaft 3, one end of the inner ring 5 is fixedly connected with one closed end of the rotating shaft 3 so as to form a whole with the rotating shaft 3 and the inner ring 5, at least two groups of through grooves 51 are formed in the outer ring surface of the inner ring 5, two groups of through grooves 51 are formed in each group of through grooves 51, springs 52 connected with the inner ring 5 are arranged between every two groups of adjacent through grooves 51, a push plate 7 penetrating out of the rotating shaft 3 is arranged on each spring 52, and the springs 52 are arranged so as to reset the push plate 7.

When the materials adhered to the blades 4 are cleaned, the rotating shaft 3 is rotated, the inner ring 5 is externally connected with an air pump through a pipeline, high-pressure air flow in the air pump is flushed into the inner ring 5 and is sprayed out of the through groove 51, the push plate 7 is protruded, the high-pressure air flow is sprayed out, the materials adhered to the blades 4 are blown off, and the cleaning of the blades 4 can be completed by the discharge valve under the condition of no shutdown, so that the working efficiency is further improved; after cleaning, the air pump is closed, and the spring 52 resets to drive the push plate 7 to reset and form a sealed whole with the rotating shaft 3.

In this embodiment, as shown in fig. 6, the section of the push plate 7 is in an arc structure, and the width of the inner ring surface of the push plate 7 is smaller than that of the outer ring surface, so that an oblique angle is formed between the inner ring surface and the outer ring surface, thereby facilitating the entry of air flow;

the inner ring surface both ends of push pedal 7 are equipped with connecting plate 71 respectively, be equipped with the rectangular channel on the connecting plate 71 respectively, the high-pressure air flow in the inner ring 5 of being convenient for flows in the rectangular channel, just be located one side of rectangular channel on the connecting plate 71 and run through and have slide plate 72, form sliding connection between slide plate 72 and the connecting plate 71, slide plate 72 installs between inner ring 5 and pivot 3, and slide plate 72 is in order to be used for supporting push pedal 7 for push pedal 7 is stable when resetting falls into initial position.

A circular ring 53 is arranged between the inner ring 5 and the push plate 7, and the circular ring 53 is sleeved on the spring 52 to protect the spring 52.

In this embodiment, as shown in fig. 5, a trapezoid cylinder 8 is disposed inside the inner ring 5, a telescopic rod 83 is disposed at a smaller end of the trapezoid cylinder 8, and the telescopic rod 83 is a rectangular telescopic rod, so that the cylinder 8 can complete rotation when pulled, a pull rod 6 is disposed at a larger end of the trapezoid cylinder 8, one end of the pull rod 6 far away from the trapezoid cylinder 8 is flush with the inner ring 5, at least two sliding grooves 81 are formed in the trapezoid cylinder 8, and sliding rods 82 connected with the push plate 7 are slidably disposed in the sliding grooves 81;

when the materials adhered on the blades 4 are cleaned, the pull rod 6 is pushed to push the trapezoid cylinder 8 inwards by pushing the pull rod 6, and the trapezoid cylinder 8 is arranged due to the shape, so that the slide rod 82 moves inwards in the slide groove 81, the slide rod 82 pushes the push plate 7 connected with the slide rod 82 to move, a gap is formed between the push plate 7 and the rotating shaft 3, high-pressure air flow in the inner ring 5 is conveniently sprayed out, and the materials adhered on the blades 4 are cleaned.

It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present utility model, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the utility model, and are also considered to be within the scope of the utility model.

Claims (6)

1. The utility model provides an easily clear up discharge valve, includes casing (1), end cover (2), pivot (3) and blade (4), be equipped with pivot (3) and blade (4) in casing (1), and the tip of casing (1) is equipped with end cover (2); the rotary shaft (3) is of a hollow structure, one end of the rotary shaft is provided with an opening, an inner ring (5) is arranged in the rotary shaft (3), at least two springs (52) and through grooves (51) are arranged on the outer ring surface of the inner ring (5), and a push plate (7) penetrating out of the rotary shaft (3) is arranged on the springs (52).

2. An easy-to-clean discharge valve as defined in claim 1, wherein: the section of the push plate (7) is of an arc-shaped structure, and the width of the inner annular surface of the push plate (7) is smaller than that of the outer annular surface, so that an oblique angle is formed between the inner annular surface and the outer annular surface, and the air flow can enter conveniently.

3. An easy-to-clean discharge valve as defined in claim 1, wherein: one side of the push plate (7) close to the inner ring (5) is provided with a connecting plate (71), a rectangular groove is formed in the connecting plate (71), the connecting plate (71) is also provided with a sliding plate (72), and the sliding plate (72) is connected with the connecting plate (71) in a sliding manner and is arranged on the inner ring (5).

4. A cleanable discharge valve according to claim 3, wherein: a circular ring (53) is arranged between the inner ring (5) and the push plate (7), and the circular ring (53) is sleeved on the spring (52) to protect the spring (52).

5. An easy-to-clean discharge valve as defined in claim 1, wherein: the inside of inner ring (5) is equipped with trapezoidal cylinder (8), the one end of trapezoidal cylinder (8) is connected with pivot (3) through telescopic link (83), at least two spout (81) have been seted up on trapezoidal cylinder (8), the slide bar (82) that are equipped with in the spout (81) in sliding connection with push pedal (7), the other end of trapezoidal cylinder (8) is equipped with pull rod (6).

6. An easy-to-clean discharge valve as defined in claim 5, wherein: the telescopic rod (83) is a rectangular rod.