CN214998203U

CN214998203U - Roots fan protector convenient to dismantle

Info

Publication number: CN214998203U
Application number: CN202121568086.XU
Authority: CN
Inventors: 牛加强; 焦方兴
Original assignee: Shandong Ruifengyuan Machinery Co ltd
Current assignee: Shandong Ruifengyuan Machinery Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-12-03
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a roots fan protector convenient to dismantle, including base, gag lever post, fixed establishment, protection casing main part, damper and backup pad, damper locates on the base, the gag lever post is located on the base, the backup pad is located on damper and is slided to cup joint and locate on the gag lever post, the protection casing main part slides and cup joints and locate on the gag lever post, be equipped with the restriction groove in the protection casing main part, the gag lever post slides and is located the restriction inslot, the bottom surface of protection casing main part and the last surface contact of backup pad, fixed establishment locates in the backup pad, fixed establishment includes handle and restriction subassembly. The utility model relates to a roots's fan technical field specifically provides a be convenient for install and dismantle the protection casing main part, easy operation, convenient and fast can cushion the vibrations that the roots's fan operation in-process produced, conveniently carries out radiating convenient to detach's roots's fan protector to the roots's fan.

Description

Roots fan protector convenient to dismantle

Technical Field

The utility model relates to a roots's fan technical field specifically indicates a roots's fan protector convenient to dismantle.

Background

The Roots blower is a positive displacement blower and is a rotary compressor with two vane-shaped rotors moving relatively in cylinder to compress and convey gas. The blower has simple structure and convenient manufacture, is widely applied to aquaculture oxygenation, sewage treatment aeration and cement conveying, and is more suitable for gas conveying and pressurizing systems in low-pressure occasions. Along with the continuous progress of science and technology level, the application field of roots's fan constantly obtains expanding, the application of fan in people's life is more and more extensive, protect the roots's fan for better, often can add in roots's fan outside and establish protector, the most fixed setting of current roots's fan protector, when the roots's fan breaks down, be difficult to carry out the dismouting to protector, bring a lot of difficulties for roots's fan's maintenance work, and roots's fan is when carrying out the operation, can produce vibrations, current roots's fan protector can't be alleviated vibrations.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a be convenient for install and dismantle the protection casing main part, easy operation, convenient and fast can cushion the vibrations that the roots fan operation in-process produced, conveniently carries out radiating convenient to detach's roots fan protector to the roots fan.

The utility model adopts the following technical scheme: the utility model relates to a roots fan protector convenient to dismantle, including base, gag lever post, fixed establishment, protection casing main part, damper and backup pad, damper locates on the base, the gag lever post is located on the base, the backup pad is located on damper and slides and cup joints on the gag lever post, the protection casing main part slides and cup joints on the gag lever post, be equipped with the restriction groove in the protection casing main part, the gag lever post slides and is located the restriction inslot, the bottom surface of protection casing main part contacts with the upper surface of backup pad, fixed establishment locates on the backup pad, fixed establishment includes handle and restriction subassembly, the restriction subassembly is located on the backup pad, the quantity of restriction subassembly is no less than two sets, the handle is located on the restriction subassembly, the restriction subassembly includes spring one, sliding plate, L shape pole and block head, the protective cover is characterized in that a sliding cavity is arranged in the supporting plate, the first spring is arranged in the sliding cavity, the sliding plate is arranged on the first spring and is arranged in the sliding cavity in a sliding mode, the L-shaped rod is arranged on the sliding plate and penetrates through the sliding cavity in a sliding mode to extend out of the sliding cavity, the handle is arranged on the L-shaped rod, the clamping head is arranged on the L-shaped rod, a clamping groove is formed in the protective cover body, and the clamping head is matched with the clamping groove.

Further, damper includes directional bar and buffering subassembly, be equipped with the recess on the base, the directional bar is located in the recess, the buffering subassembly is located on the directional bar, the buffering subassembly symmetry is equipped with two sets ofly, the backup pad is located on the buffering subassembly, the buffering subassembly includes spring two, cover joint piece and rotor arm, it slides to cup joint the piece and cup joints and locate on the directional bar, be equipped with the slide rail in the recess, it is equipped with the slider on the piece to cup joint, slider slip block is located in the slide rail, the spring two covers and locates on the directional bar, cover joint piece and recess inner wall are located respectively to the both ends of spring two, the rotor arm is articulated to be located on the cover joint piece, the backup pad articulates and locates on the rotor arm.

Furthermore, a third spring is arranged in the limiting groove, and a contact plate is arranged on the third spring.

Furthermore, the protective cover main body is provided with heat dissipation holes.

Furthermore, the protective cover main body is provided with a lifting handle.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the protective cover is provided with the fixing mechanism, the protective cover main body is convenient to mount and dismount through the fixing mechanism, and the operation is simple, convenient and fast; the scheme is provided with the damping mechanism, and the vibration generated in the running process of the Roots blower can be buffered through the damping mechanism, so that the Roots blower can run more stably, and the service life of the Roots blower is prolonged; this scheme is equipped with the louvre, conveniently dispels the heat to roots's fan through the louvre.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of a conveniently detachable roots blower protection device of the present invention;

FIG. 2 is an enlarged view of the portion A in the overall structural schematic diagram of the conveniently detachable Roots blower protection device of the present invention;

FIG. 3 is a schematic structural view of a fixing mechanism in the detachable Roots blower protection device of the present invention;

FIG. 4 is a top view of a fixing mechanism of a conveniently detachable Roots blower protection device according to the present invention;

fig. 5 is a left side view of the fixing mechanism in the roots blower protecting device convenient to disassemble.

The device comprises a base 1, a base 2, a limiting rod 3, a fixing mechanism 4, a protective cover main body 5, a damping mechanism 6, a supporting plate 7, a handle 8, a limiting component 9, a spring I10, a sliding plate 11, an L-shaped rod 12, a clamping head 13, a clamping groove 14, an orientation rod 15, a buffer component 16, a spring II 17, a sleeve block 18, a rotating arm 19, a spring III 20, a contact plate 21, a heat dissipation hole 22 and a lifting handle.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in figures 1-5, the utility model relates to a roots blower protection device convenient to disassemble, which comprises a base 1, a limit rod 2, a fixing mechanism 3, a protective cover main body 4, a damping mechanism 5 and a support plate 6, wherein the damping mechanism 5 is arranged on the base 1, the limit rod 2 is arranged on the base 1, the support plate 6 is arranged on the damping mechanism 5 and is sleeved on the limit rod 2 in a sliding way, the protective cover main body 4 is sleeved on the limit rod 2 in a sliding way, a limiting groove is arranged on the protective cover main body 4, the limit rod 2 is positioned in the limiting groove in a sliding way, the bottom surface of the protective cover main body 4 is contacted with the upper surface of the support plate 6, the fixing mechanism 3 is arranged on the support plate 6, the fixing mechanism 3 comprises a handle 7 and a limiting component 8, the limiting component 8 is arranged on the support plate 6, the number of the limiting component 8 is not less than two groups, the handle 7 is arranged on the limiting component 8, the limiting component 8 comprises a first spring 9, a sliding plate 10, an L-shaped rod 11 and a clamping head 12, a sliding cavity is arranged in the supporting plate 6, the first spring 9 is arranged in the sliding cavity, the sliding plate 10 is arranged on the first spring 9 and is arranged in the sliding cavity in a sliding mode, the L-shaped rod 11 is arranged on the sliding plate 10 and penetrates through the sliding cavity in a sliding mode to extend out of the sliding cavity, the handle 7 is arranged on the L-shaped rod 11, the clamping head 12 is arranged on the L-shaped rod 11, a clamping groove 13 is formed in the protective cover main body 4, and the clamping head 12 is matched with the clamping groove 13.

The damping mechanism 5 comprises a directional rod 14 and buffer assemblies 15, a groove is formed in the base 1, the directional rod 14 is arranged in the groove, the buffer assemblies 15 are arranged on the directional rod 14, two groups of buffer assemblies 15 are symmetrically arranged, the supporting plate 6 is arranged on the buffer assemblies 15, each buffer assembly 15 comprises a second spring 16, a sleeving block 17 and a rotating arm 18, the sleeving block 17 is slidably sleeved on the directional rod 14, a sliding rail is arranged in the groove, a sliding block is arranged on the sleeving block 17 and slidably clamped in the sliding rail, the second spring 16 is sleeved on the directional rod 14, two ends of the second spring 16 are respectively arranged on the sleeving block 17 and the inner wall of the groove, the rotating arm 18 is hinged on the sleeving block 17, and the supporting plate 6 is hinged on the rotating arm 18; a third spring 19 is arranged in the limiting groove, and a contact plate 20 is arranged on the third spring 19; the protective cover main body 4 is provided with heat dissipation holes 21; the protective cover main body 4 is provided with a lifting handle 22.

When the Roots blower is used specifically, the Roots blower is fixed on the supporting plate 6, the handle 7 is pulled to pull the first spring 9, the shield main body 4 is covered on the Roots blower, the limiting rod 2 extends into the limiting groove, the bottom surface of the shield main body 4 is in contact with the upper surface of the supporting plate 6, the handle 7 is loosened to enable the L-shaped rod 11 to approach the shield main body 4 under the action of the first spring 9, the L-shaped rod 11 drives the clamping head 12 to extend into the clamping groove 13 to clamp and fix the shield main body 4, so that the shield main body 4 is installed, when the shield main body 4 needs to be disassembled, the L-shaped rod 11 is pulled to enable the first spring 9 and the clamping head 12 to move out of the clamping groove 13, then the shield main body 4 is lifted by the lifting handle 22, the shield main body 4 can be taken down after the limiting rod 2 is moved out of the limiting groove, vibration generated when the Roots blower works can be buffered by the damping mechanism 5, when the roots fan produces vibrations, vibrations are transmitted for rotor arm 18 through backup pad 6 and are made rotor arm 18 take place to rotate, rotor arm 18 drives the slip of cup joint piece 17, cup joint piece 17 makes two 16 deformations of spring, cushion vibrations through two 16 springs, the vibrations in-process is together fixed because protection casing main part 4 passes through fixed establishment 3 and

backup pad

6, 6 vibrations of backup pad can drive protection casing main part 4 and shake in step, make gag lever post 2 slide in the restriction inslot, gag lever post 2 contacts and drives contact plate 20 and reciprocate with contact plate 20, contact plate 20 makes three 19 deformations of spring take place and cushions vibrations, conveniently dispel the heat to the roots fan through louvre 21.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a roots fan protector convenient to dismantle which characterized in that: the shock absorption device comprises a base, a limiting rod, a fixing mechanism, a protective cover main body, a shock absorption mechanism and a supporting plate, wherein the shock absorption mechanism is arranged on the base, the limiting rod is arranged on the base, the supporting plate is arranged on the shock absorption mechanism and is sleeved on the limiting rod in a sliding manner, the protective cover main body is sleeved on the limiting rod in a sliding manner, a limiting groove is formed in the protective cover main body, the limiting rod is positioned in the limiting groove in a sliding manner, the bottom surface of the protective cover main body is in contact with the upper surface of the supporting plate, the fixing mechanism is arranged on the supporting plate, the fixing mechanism comprises a handle and limiting components, the limiting components are arranged on the supporting plate, the limiting components are not less than two groups in number, the handle is arranged on the limiting components, the limiting components comprise a spring I, a sliding plate, an L-shaped rod and a clamping head, a sliding cavity is arranged in the supporting plate, the spring I is arranged in the sliding cavity, the protective cover comprises a protective cover body, a spring I, a sliding plate, a handle, a clamping head, a clamping groove and a clamping groove, wherein the sliding plate is arranged on the spring I and is arranged in the sliding cavity in a sliding mode, the L-shaped rod is arranged on the sliding plate and penetrates through the sliding cavity in a sliding mode to extend out of the sliding cavity, the handle is arranged on the L-shaped rod, the clamping head is arranged on the L-shaped rod, the clamping groove is formed in the protective cover body, and the clamping head is matched with the clamping groove.

2. The roots blower protection device convenient to disassemble as claimed in claim 1, wherein: the damping mechanism comprises an orientation rod and a buffer assembly, a groove is formed in the base, the orientation rod is arranged in the groove, the buffer assembly is arranged on the orientation rod, the buffer assembly is symmetrically provided with two groups, the supporting plate is arranged on the buffer assembly, the buffer assembly comprises a second spring, a sleeving block and a rotating arm, the sleeving block is slidably sleeved on the orientation rod, a slide rail is arranged in the groove, a slide block is arranged on the sleeving block, the slide block is slidably clamped in the slide rail, the spring is sleeved on the orientation rod, two ends of the second spring are respectively arranged on the sleeving block and the inner wall of the groove, the rotating arm is hinged on the sleeving block, and the supporting plate is hinged on the rotating arm.

3. The roots blower protection device convenient to disassemble as claimed in claim 1, wherein: and a third spring is arranged in the limiting groove, and a contact plate is arranged on the third spring.

4. The roots blower protection device convenient to disassemble as claimed in claim 1, wherein: the protective cover main body is provided with heat dissipation holes.

5. The roots blower protection device convenient to disassemble as claimed in claim 4, wherein: the protective cover main body is provided with a lifting handle.