CN215805183U

CN215805183U - Roots blower for pneumatic material conveying

Info

Publication number: CN215805183U
Application number: CN202121841709.6U
Authority: CN
Inventors: 牛振环
Original assignee: Shandong Zhenghe Blower Co ltd
Current assignee: Shandong Zhenghe Blower Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-02-11
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a Roots blower for pneumatic material conveying, which comprises a rubber sleeve, a Roots blower body, a filter shell and a retainer, wherein an air inlet pipe is installed at the top of the Roots blower body, the filter shell is welded at the top of the air inlet pipe, a protective frame is installed at the top of the filter shell, an insertion groove is formed in one side of the filter shell, the retainer is inserted into the filter shell from the insertion groove, a filter element is installed in the retainer, a first flat plate is welded at the bottom of the Roots blower body, the rubber sleeve is installed on the lower surface of the first flat plate, a thin steel plate and a thin rubber plate are installed in the rubber sleeve, and a second flat plate is installed at the bottom of the rubber sleeve. The utility model has the advantages of simple structure and convenient operation, and can filter the dust in the air before the air enters the Roots blower and reduce the influence of ground vibration on the Roots blower in the running process of the Roots blower.

Description

Roots blower for pneumatic material conveying

Technical Field

The utility model relates to the technical field of Roots blowers, in particular to a Roots blower for pneumatic conveying of materials.

Background

The Roots blower, also known as Roots blower, is a rotary compressor for compressing and conveying gas by means of the relative motion of two or three vane-shaped rotors in a cylinder, and is simple in structure, easy to manufacture, suitable for gas conveying and pressurization in low-pressure places, and also used as a vacuum pump.

Through a large amount of search discoveries, the Chinese utility model patent column: application number CN202021193248.1, publication number CN212615361U, a roots blower discloses a roots blower, which comprises a base, semicircular plates and a connecting pipe, wherein a motor is fixed at the rear end of the upper surface of the base, a blower box is fixed at the front end of the upper surface of the base, an exhaust pipe is fixed at the air outlet end of the blower box, a first flange plate is fixed at the front end of the exhaust pipe, a second flange plate is fixed at the rear end of the connecting pipe, the second flange plate is butted with the first flange plate through bolts, annular grooves are respectively formed in the outer surfaces of the first flange plate and the second flange plate, grooves are formed in the inner sides of the semicircular plates, sealing gaskets are fixedly attached in the grooves, the front ends and the rear ends of the bottoms of the two semicircular plates are respectively inserted into the annular grooves from the upper ends and the lower ends of the first flange plate and the second flange plate, and fixed blocks are respectively fixed at the two ends of the opposite sides of the two semicircular plates, and the two fixing blocks are fixedly connected through screws. The utility model has the advantages of reinforcing the joint of the flange plates, sealing the joint of the flange plates and preventing air leakage.

In conclusion, the device reinforces the junction of ring flange, seals the junction of ring flange, prevents to leak gas, and the device is not installed the device of air-purifying at air inlet department, and the air that has the dust gets into inside the equipment, and the inside mechanism of equipment is more, and the dust falls to the inside corner of equipment and is difficult to clear up.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a Roots blower for pneumatic material conveying, which has the advantages of simple structure and convenience in operation, dust in air is filtered before the air enters the Roots blower, meanwhile, the influence of ground vibration on the Roots blower is reduced in the running process of the Roots blower, and the problems that the traditional Roots blower cannot filter the dust in the air and cannot reduce the influence of the ground vibration on equipment are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a material is roots blower for pneumatic conveyor, includes rubber sleeve, roots blower body, strains shell and holder, the air-supply line is installed at roots blower body top, the welding of air-supply line top has and strains the shell, strain the shell top and install the protection frame, strain shell one side and seted up the slot, the holder inserts from the slot and strains inside the shell, holder internally mounted has the filter core, roots blower body bottom welding has first flat board, first flat board under surface mounting has the rubber sleeve, rubber sleeve internally mounted has sheet steel and thin rubber board, the second flat board is installed to the rubber sleeve bottom.

Preferably, a limiting groove is formed in the filter shell, and one end of the retainer is inserted into the limiting groove.

Preferably, one side of the inner wall of the retainer, which is opposite to the filter element, is provided with a groove, and one side of the retainer is welded with a handle.

Preferably, the top of the filter shell is provided with an air inlet, the bottom of the filter shell is provided with an air outlet, and the interior of the filter shell is communicated with the interior of the air inlet pipe.

Preferably, the top of the filter shell is provided with four jacks in a rectangular array, one side of the protection frame opposite to the filter shell is welded with four insertion rods in the rectangular array, and the four insertion rods are respectively inserted into the four jacks.

Preferably, the thin steel plate and the thin rubber plate are mutually overlapped and tightly attached inside the rubber sleeve.

Preferably, round holes are formed in four corners of the second flat plate respectively, and nails are inserted into the four round holes respectively.

Preferably, an air outlet pipe is arranged on one side of the Roots blower body.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the filter shell and the retainer are arranged, the filter shell is welded at the top of the air inlet pipe, the protective frame prevents objects with larger volume from falling into the filter shell, air enters the filter shell from the air inlet, the filter element in the retainer filters dust in the air, and the filtered air enters the Roots blower body through the air inlet pipe, so that the effects of purifying the air entering the Roots blower body and keeping the cleanliness of the interior of the Roots blower body are achieved.

2. According to the Roots blower, the first flat plate, the second flat plate and the rubber sleeve are arranged, the Roots blower body belongs to a precise instrument, the Roots blower is easily interfered by external factors during operation, when ground shakes, the thin steel plate and the thin rubber plate in the rubber sleeve provide transverse and longitudinal pulling force for the Roots blower body, and the effect of reducing the influence of ground shake on the Roots blower body is achieved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the first plate, the second plate and the rubber sleeve of the present invention;

FIG. 3 is a schematic top view of the filter housing of the present invention;

FIG. 4 is a schematic cross-sectional view of a filter housing according to the present invention;

fig. 5 is a schematic top view of the cage of the present invention.

In the figure: 1. nailing; 2. a rubber sleeve; 3. an air outlet pipe; 4. a Roots blower body; 5. an air inlet pipe; 6. a filter shell; 7. a protective frame; 8. a handle; 9. a first plate; 10. a second plate; 11. a circular hole; 12. a thin steel sheet; 13. a thin rubber sheet; 14. a filter element; 15. a limiting groove; 16. inserting a rod; 17. an air inlet; 18. a jack; 19. a slot; 20. an air outlet; 21. a holder; 22. and (4) a groove.

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 5, an embodiment of the present invention includes: the utility model provides a material is roots blower for pneumatic transport, external power supply is connected to the device, including rubber sleeve 2, roots blower body 4, strain shell 6 and holder 21, air-supply line 5 is installed at roots blower body 4 top, the welding of 5 tops of air-supply line has strained shell 6, strain 6 tops of shell and seted up air intake 17, strain 6 bottoms of shell and seted up air outlet 20, strain 6 inside and the 5 inside intercommunications of air-supply line of shell, the air gets into from air intake 17 and strains 6 insides of shell, get into roots blower body 4's air-supply line 5 from air outlet 20 again.

Strain 6 tops of shell and install protection frame 7, strain 6 tops of shell and be four jacks 18 seted up for rectangular array, protection frame 7 is rectangular array welding with one side that strains 6 is relative and has four inserted bars 16, four inserted bars 16 insert respectively in four jacks 18, protection frame 7 prevents that the object that volume and weight are big from getting into strain 6 insidely of shell, extract the inserted bar 16 of protection frame 7 from jack 18, just can follow the air intake 17 department of straining shell 6, use tools clean strain 6 insidely of shell, strain 6 one side of shell and seted up slot 19, holder 21 inserts from slot 19 and strain 6 insidely of shell, strain 6 inside spacing groove 15 of having seted up of shell, holder 21 one end inserts in spacing groove 15, spacing groove (15) prevent that holder 21 from receiving the influence of air current and rock inside straining shell 6.

The inside of the retainer 21 is provided with the filter element 14, the inner wall of the retainer 21 is provided with a groove 22 on the side opposite to the filter element 14, one side of the retainer 21 is welded with a handle 8, the filter element 14 filters dust in the air, the air with dust is prevented from entering the Roots blower body 4, when the filter element 14 needs to be replaced, the retainer 21 is drawn out from the interior of the filter shell 6 by using the handle 8, fingers stretch into the groove 22 in the retainer 21 to pull out the filter element 14, and then a new filter element 14 is put in, the filtered air enters the Roots blower body 4 from the air inlet pipe 5, the Roots blower body 4 pressurizes the air, the air outlet pipe 3 is installed on one side of the Roots blower body 4, and the pressurized air is discharged from the air outlet pipe 3.

The bottom of the Roots blower body 4 is welded with a first flat plate 9, the lower surface of the first flat plate 9 is provided with a rubber sleeve 2, a thin steel plate 12 and a thin rubber plate 13 are arranged inside the rubber sleeve 2, the thin steel plate 12 and the thin rubber plate 13 are mutually overlapped and tightly attached inside the rubber sleeve 2, the bottom of the rubber sleeve 2 is provided with a second flat plate 10, four corners of the second flat plate 10 are respectively provided with round holes 11, nails 1 are respectively inserted into the four round holes 11, when equipment is installed, the second flat plate 10 is parallel to the ground, the four nails 1 are all nailed into the ground, when the ground vibrates, the thin steel plate 12 and the thin rubber plate 13 provide transverse and longitudinal tensile force to absorb the vibration and avoid the vibration from influencing the operation of the Roots blower body 4, as the Roots blower body 4 well known by technical personnel in the field provides common experience, the Roots blower body 4 belongs to conventional means or common knowledge, it is not described herein in detail, and those skilled in the art can make any modifications as needed or convenient.

The working principle is as follows: air enters the filter shell 6 from the air inlet 17, the filter element 14 filters dust in the air, the filtered air enters the Roots blower body 4 from the air inlet pipe 5, the Roots blower body 4 pressurizes the air, the pressurized air is discharged out of the machine body from the air outlet pipe 3, the Roots blower body 4 is in the operation process, when the ground vibrates, the thin steel plate 12 and the thin rubber plate 13 provide transverse and longitudinal tensile force for the Roots blower body 4, the vibration is absorbed, when the filter element 14 needs to be replaced, the holder 21 is drawn out from the filter shell 6 by using the handle 8, fingers stretch into the grooves 22 in the holder 21 to pull out the filter element 14, and then a new filter element 14 is put in.

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

1. The utility model provides a material is roots blower for pneumatic transmission, includes rubber sleeve (2), roots blower body (4), filter shell (6) and holder (21), its characterized in that: the improved Roots blower is characterized in that an air inlet pipe (5) is installed at the top of the Roots blower body (4), a filter shell (6) is welded at the top of the air inlet pipe (5), a protective frame (7) is installed at the top of the filter shell (6), a slot (19) is formed in one side of the filter shell (6), a retainer (21) is inserted into the filter shell (6) from the slot (19), a filter element (14) is installed inside the retainer (21), a first flat plate (9) is welded at the bottom of the Roots blower body (4), a rubber sleeve (2) is installed on the lower surface of the first flat plate (9), a thin steel plate (12) and a thin rubber plate (13) are installed inside the rubber sleeve (2), and a second flat plate (10) is installed at the bottom of the rubber sleeve (2).

2. The roots blower for pneumatic conveying of materials as claimed in claim 1, wherein: the filter shell (6) is internally provided with a limiting groove (15), and one end of the retainer (21) is inserted into the limiting groove (15).

3. The roots blower for pneumatic conveying of materials as claimed in claim 1, wherein: one side of the inner wall of the retainer (21) opposite to the filter element (14) is provided with a groove (22), and one side of the retainer (21) is welded with a handle (8).

4. The roots blower for pneumatic conveying of materials as claimed in claim 1, wherein: the top of the filter shell (6) is provided with an air inlet (17), the bottom of the filter shell (6) is provided with an air outlet (20), and the interior of the filter shell (6) is communicated with the interior of the air inlet pipe (5).

5. The roots blower for pneumatic conveying of materials as claimed in claim 1, wherein: four jacks (18) are formed in the top of the filter shell (6) in a rectangular array mode, four insertion rods (16) are welded to one side, opposite to the filter shell (6), of the protection frame (7) in the rectangular array mode, and the four insertion rods (16) are inserted into the four jacks (18) respectively.

6. The roots blower for pneumatic conveying of materials as claimed in claim 1, wherein: the thin steel plate (12) and the thin rubber plate (13) are mutually overlapped and tightly attached in the rubber sleeve (2).

7. The roots blower for pneumatic conveying of materials as claimed in claim 1, wherein: round holes (11) are respectively formed in four corners of the second flat plate (10), and nails (1) are respectively inserted into the four round holes (11).

8. The roots blower for pneumatic conveying of materials as claimed in claim 1, wherein: an air outlet pipe (3) is arranged on one side of the Roots blower body (4).