CN216234889U - Accurate steady rotary vane feeder - Google Patents

Abstract

The utility model discloses an accurate and stable impeller feeder which comprises a feeder body, blades, a rotating shaft, a motor, bolts and a mounting plate, wherein bearings are embedded in two sides of the feeder body, a first sealing ring is arranged at one end, opposite to the bearing, of each bearing, the motor is arranged at one side of the feeder body, the rotating shaft is arranged at one end of the motor, a screw hole and a stroke groove are formed in the rotating shaft, the blades are arranged in the stroke groove, the mounting plate is arranged on the outer wall of one side of each blade, a second sealing ring is embedded in the mounting plate, the bolts are rotatably inserted into the second sealing ring and the screw hole, the outer wall of each bolt is sleeved with a spring, and two ends of each spring are respectively and elastically connected with the mounting plate and the rotating shaft. According to the utility model, the bolt is screwed to adjust the impeller, so that the blades are attached to the inner wall of the machine body, the spring drives the blades to slightly contract when the blades rotate and are extruded, the blades are effectively protected, and the blades can accurately and stably convey materials.

Description

Accurate steady rotary vane feeder

Technical Field

The utility model relates to the technical field of impeller feeders, in particular to an accurate and stable impeller feeder.

Background

The impeller feeder is also called a rotary valve and a star-shaped feeder, is key equipment in a pneumatic conveying system, can uniformly and continuously supply materials to a conveying pipe for a positive pressure conveying system or a negative pressure conveying system, and is very suitable for occasions such as the positive pressure pneumatic conveying system, the negative pressure pneumatic conveying system, a pulse dust removal device, a precise feeding device and the like. The impeller feeder has the characteristics of compact structure, attractive appearance, good air locking property, stable work, uniform blanking, light weight, energy conservation and the like, can play a role in feeding and locking air flow, and effectively prevents the reverse flow of the air flow due to the low-speed rotation of the rotor and the minimum clearance between the rotor and the inner cavity of the shell, thereby ensuring the stable air pressure in the system and the normal discharge of materials.

The rigid impeller feeder comprises a motor, a shell, a rotor, a shaft, a gland, an impeller, a speed reducer, a base and the like, and the material in the upper bin falls into a gap between blades by utilizing the mechanical rotation principle of the impeller, and is uniformly discharged from the lower part of the upper bin of the shell along with the rotation of the blades.

The impeller feeder is widely applied to pneumatic conveying engineering and bulk material processing systems in various fields of powder engineering, grain processing, ports and docks, petrifaction, chemical fiber, chemical industry, electric power, medicine, food, building materials, mining industry and the like, and has the characteristics of simplicity, environmental protection and long-distance automatic control. The rotary vane feeder is in long-time use, and because of long-time function between impeller and the organism, the impeller wearing and tearing lead to the clearance between impeller and the organism too big, and the material can permeate away through the clearance, and unable accurate steady transport raw materials is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an accurate and stable impeller feeder to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an accurate steady rotary vane feeder, includes organism, blade, axis of rotation, motor, bolt and mounting panel, the inside rubber pad that has laminated of organism, the bearing is installed in the inside equal embedding in organism both sides, the relative one end of bearing all is provided with first sealing washer, organism one side is provided with the motor, motor one end is provided with the axis of rotation, screw and the stroke groove that the equidistance distributes are seted up respectively to the axis of rotation inside, stroke inslot portion all is provided with the blade, blade one side outer wall is provided with the mounting panel, the inside embedding of mounting panel installs the second sealing washer of symmetric distribution, the bolt has been pegged graft with the inside equal rotation of screw to the second sealing washer, the bolt outer wall has cup jointed the spring.

Preferably, a guide plate is arranged at the upper end of the machine body.

Preferably, one end of the rotating shaft is rotatably inserted into the bearing and the first sealing ring.

Preferably, the outer wall of the motor is sleeved with the chassis.

Preferably, the inside of each stroke groove is provided with a sealing gasket.

Preferably, two ends of the spring are respectively and elastically connected with the mounting plate and the rotating shaft.

Preferably, a buffer area is arranged in front of the mounting plate and the rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that: the utility model ensures that the lower end of the blade stably moves longitudinally in the stroke groove by matching the sealing gasket with the stroke groove, avoids the material entering the stroke groove in the moving process of the blade, the rubber pad has certain toughness through the matching of the blades and the rubber pad, the impeller rotates and is attached with the rubber pad together, but the rubber pad is worn to a certain extent after being used for a long time, the rubber pad is worn by matching the bolt with the spring, the bolt is screwed, the blade is adjusted to be attached to the rubber pad, the gap between the rubber pad and the blade is sealed, according to the difference of carrying the raw materials, when the clearance received the material extrusion between impeller and the rubber pad, the spring can drive the blade and remove, avoids the blade to take place wearing and tearing at the in-process of long-time use, leads to the condition of leaking the material, and the impeller lasts accurate stable carrying the material, and the result of use is better.

Drawings

FIG. 1 is a main sectional structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic main sectional view of the stroke groove of the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

In the figure: 1. a body; 2. a blade; 3. a rotating shaft; 4. a rubber pad; 5. a first seal ring; 6. a chassis; 7. a motor; 8. a bearing; 9. a baffle; 10; a bolt; 11. a buffer area; 12. a screw hole; 13. a spring; 14. mounting a plate; 15. a second seal ring; 16. a gasket; 17. a travel slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention includes: the utility model provides an accurate steady rotary vane feeder, includes organism 1, blade 2, axis of rotation 3, motor 7, bolt 10 and mounting panel 14, and 1 upper end of organism is provided with guide plate 9, and guide plate 9 carries the central point of blade 2 with the material and puts, reduces the edge that the material is located blade 2, reduces the degree of wear that the material takes place between blade 2 and rubber pad 4. Rubber pad 4 has been laminated to organism 1 inside, and rubber pad 4 has toughness, and when the material got into between blade 2 and the rubber pad 4, blade 2 extrusion rubber pad 4 made the steady passing through of material, reduced the wearing and tearing between blade 2 and the rubber pad 4.

Bearing 8 is installed to the inside equal embedding in 1 both sides of organism, and bearing 8 is used for the rotation of axis of rotation 3 to peg graft, and bearing 8 is sealed bearing, plays good stopping effect to powdery material, avoids powdery material to get into bearing 8, and bearing 8 uses for a long time and takes place wearing and tearing, and bearing 8's result of use is better. Bearing 8 relative one end all is provided with first sealing washer 5, and first sealing washer 5 plays secondary guard action to bearing 8, and axis of rotation 3 is at the inside pivoted process of first sealing washer 5, and first sealing washer 5 blocks powdery material, prevents that powdery material from entering into inside bearing 8.

The motor 7 is disposed on one side of the machine body 1, as is well known to those skilled in the art, the provision of the motor 7 is common and is a conventional means or common knowledge, and will not be described herein again, and those skilled in the art can optionally select and match the motor 7 according to their needs or convenience, and the motor 7 is used for driving the rotation shaft 3 to rotate. The outer wall of the motor 7 is sleeved with the case 6, and the case 6 plays a good role in protecting the motor 7, so that the motor 7 can stably operate in a severe environment.

One end of the motor 7 is provided with a rotating shaft 3, and the rotating shaft 3 is used for driving the blade 2 to rotate. One end of the rotating shaft 3 is rotatably inserted into the bearing 8 and the first sealing ring 5, so that the rotating shaft 3 can stably rotate in the machine body 1. Screw holes 12 and stroke grooves 17 which are distributed at equal intervals are respectively formed in the rotating shaft 3, and the screw holes 12 are used for the rotating insertion of the bolts 10. All be provided with sealed 16 in the stroke groove 17 for blade 2 blocks the material when stroke groove 17 temple longitudinal movement, all be provided with blade 2 in the stroke groove 17, and blade 2 is stable moves in stroke groove 17.

The outer wall of one side of the blade 2 is provided with a mounting plate 14, and the mounting plate 14 is used for fixing the blade 2. The second sealing rings 15 which are symmetrically distributed are embedded in the mounting plate 14, and the second sealing rings 15 enable the mounting plate 14 to stably and longitudinally slide on the outer wall of the bolt 10 and block materials. The second sealing ring 15 and the inside of the screw hole 12 are rotatably inserted with bolts 10, and according to the installation condition of each bolt 10 in the machine body 1, the worker adjusts the tightness degree of direct attachment of the blade 2 and the rubber pad 4 by screwing the bolts 10.

The outer wall of the bolt 10 is sleeved with a spring 13, two ends of the spring 13 are respectively and elastically connected with the mounting plate 14 and the rotating shaft 3, when materials with certain hardness are conveyed, the materials inevitably enter gaps between the blades 2 and the rubber pads 4, the blades 2 are extruded to drive the blades 2 to move in the stroke grooves 17, the spring 13 resets after moving, the blades 2 operate stably, and the materials are conveyed accurately and stably. The mounting plate 14 is provided with a buffer zone 11 in front of the rotating shaft 3 to provide an effective stroke for the movement of the spring 13.

The working principle is as follows: in the process of practical application, materials enter the machine body 1 through the guide plate 9, the funnel-shaped guide plate 9 conveys the materials to the center of the blade 2, the probability that the materials rub the rubber pad 4 at the edge of the blade 2 is reduced, the motor 7 operates to drive the rotating shaft 3 to rotate, the blade 2 rotates along with the rotating shaft 3 to convey the materials, when the large materials with certain hardness are conveyed, the rubber pad 4 is worn after being used for a long time, the materials easily enter a gap between the blade 2 and the rubber pad 4, the blade 2 rotates forcibly, when the blade 2 rotates and is extruded by the materials, the spring 13 drives the blade 2 to move stably and longitudinally in the stroke groove 17 through the self elasticity, the materials drive the blade 2 to reset through the rear spring 13, a worker overhauls the machine body 1 regularly, the blade 2 is attached to the rubber pad 4 through the adjusting bolt 10, avoided organism 1 in long-time use, the condition that the impeller takes place wearing and tearing to lead to organism 1 to leak the material, blade 2 all obtains effectual protection with organism 1, carries out the transport of continuing accurate steady to the material, and organism 1 is better to the transport effect of material.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an accurate steady rotary vane feeder, includes organism (1), blade (2), axis of rotation (3), motor (7), bolt (10) and mounting panel (14), its characterized in that: organism (1) inside laminating has rubber pad (4), bearing (8) are installed to the inside equal embedding in organism (1) both sides, the relative one end in bearing (8) all is provided with first sealing washer (5), organism (1) one side is provided with motor (7), motor (7) one end is provided with axis of rotation (3), screw (12) and stroke groove (17) that the equidistance distributes are seted up respectively to axis of rotation (3) inside, stroke groove (17) inside all is provided with blade (2), blade (2) one side outer wall is provided with mounting panel (14), symmetric distribution's second sealing washer (15) are installed to mounting panel (14) inside embedding, second sealing washer (15) and screw (12) inside all rotate to peg graft and have bolt (10), bolt (10) outer wall has cup jointed spring (13).

2. A precision and smooth impeller feeder according to claim 1, characterized in that: a guide plate (9) is arranged at the upper end of the machine body (1).

3. A precision and smooth impeller feeder according to claim 1, characterized in that: one end of the rotating shaft (3) is rotatably inserted in the bearing (8) and the first sealing ring (5).

4. A precision and smooth impeller feeder according to claim 1, characterized in that: the outer wall of the motor (7) is sleeved with the case (6).

5. A precision and smooth impeller feeder according to claim 1, characterized in that: and sealing gaskets (16) are arranged in the stroke grooves (17).

6. A precision and smooth impeller feeder according to claim 1, characterized in that: and two ends of the spring (13) are respectively and elastically connected with the mounting plate (14) and the rotating shaft (3).

7. A precision and smooth impeller feeder according to claim 1, characterized in that: a buffer area (11) is arranged in front of the mounting plate (14) and the rotating shaft (3).

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