CN215566613U

CN215566613U - High negative pressure air-cooled roots vacuum pump blower

Info

Publication number: CN215566613U
Application number: CN202121485386.1U
Authority: CN
Inventors: 牛振环
Original assignee: Shandong Zhenghe Blower Co ltd
Current assignee: Shandong Zhenghe Blower Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-01-18
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a high negative pressure air cooling type Roots vacuum pump blower which comprises a base, a support frame, a protective cover, a vacuum pump blower body and a motor, wherein the front end of the base is fixedly connected with the bottom end of the support frame, the back surface of the top of the support frame is welded with the front surface of the protective cover, the front end of the motor is rotatably provided with a driving wheel, the front end of the vacuum pump blower body is rotatably provided with a driven wheel, a belt is in transmission connection between the driven wheel and the driving wheel, the driven wheel and the belt respectively extend into the protective cover from an opening at the rear end of the protective cover, a baffle is arranged at an opening at the top end of the protective cover, two sides of the front end of the baffle are respectively and rotatably connected with the top end of the protective cover through hinges, and two ends of the baffle are respectively and fixedly connected with the top end of the protective cover through lock catches. The utility model has the advantages that the top end of the protective cover can be opened, and the belt joint can be conveniently inspected.

Description

High negative pressure air-cooled roots vacuum pump blower

Technical Field

The utility model relates to the technical field of Roots blowers, in particular to a high negative pressure air-cooled Roots vacuum pump blower.

Background

The Roots blower belongs to a positive displacement blower, and the end faces of an impeller and front and rear end covers of the blower. The principle is a rotary compressor which compresses and conveys gas by utilizing the relative motion of two blade-shaped rotors in a cylinder. The blower has simple structure and convenient manufacture, is widely applied to aquaculture oxygenation, sewage treatment aeration and cement conveying, is more suitable for a gas conveying and pressurizing system in a low-pressure occasion, and can also be used as a vacuum pump and the like.

The high negative pressure air-cooled Roots vacuum pump blower is driven by a triangular wheel and a belt, and a vacuum pump is arranged on a fan of the high negative pressure air-cooled Roots vacuum pump blower. The triangular wheel and the belt are provided with protective covers, and the triangular wheel and the belt are protected through the protective covers.

The connection of triangle wheel and belt all will be examined when high negative pressure air-cooled type roots vacuum pump blower patrols and examines at every turn, because triangle wheel and belt are covered by the protection casing, the staff is difficult to see triangle wheel and belt junction.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-negative-pressure air-cooled Roots vacuum pump blower which has the advantages that the top end of a protective cover can be opened, the inspection of the joint of a belt is facilitated, and the problem that the joint of a triangular wheel and the belt is difficult to see by workers because the triangular wheel and the belt are covered by the protective cover is solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high negative pressure forced air cooling type roots vacuum pump blower, includes frame, support frame, protection casing, vacuum pump fan body and motor, frame front end and support frame bottom fixed connection, the support frame top back and the positive welding of protection casing, the motor front end is rotated and is installed the action wheel, vacuum pump fan body front end is rotated and is installed from the driving wheel, the transmission is connected with the belt between driving wheel and the action wheel, the action wheel stretches into the protection casing from protection casing rear end opening respectively with the belt, protection casing top opening part installs the baffle, baffle front end both sides are rotated with the protection casing top through the hinge respectively and are connected, the baffle both ends are respectively through hasp and protection casing top fixed connection.

Preferably, a first base is fixed on one side of the upper surface of the machine base, and a motor is fixed on the top of the first base.

Preferably, a second base is fixed to the other side of the upper surface of the base, and a vacuum pump fan body is fixed to the top of the second base.

Preferably, the driving wheel, the driven wheel and the belt are not in contact with the inner wall of the protective cover.

Preferably, the baffle closes the opening at the top end of the shield.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, by arranging the baffle plate, the hinge and the lock catch, the effect that the top end of the protective cover can be opened and the joint of the belt can be conveniently inspected is achieved. The novel belt conveyor is provided with the baffle, the hinge and the lock catch, the protective cover covers the driving wheel, the driven wheel and the connected belt, when a worker inspects the driving wheel, the driven wheel and the belt, the lock catch is opened, the baffle is rotated and opened, the opening in the top end of the protective cover is exposed, and the worker can inspect the driving wheel, the driven wheel and the belt more conveniently through the opening in the top end of the protective cover. After the inspection, the baffle is rotated to be closed, and the baffle is fixed with the top end of the protective cover again through the lock catch.

Drawings

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

FIG. 2 is a schematic front view of the protective cover of the present invention with the cover removed;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a schematic diagram of the right view structure of the present invention;

fig. 5 is a schematic view of the top connection structure of the shield according to the present invention.

In the figure: 1. a machine base; 2. a support frame; 3. a protective cover; 4. a vacuum pump blower body; 5. a motor; 6. a first base; 7. a driving wheel; 8. a belt; 9. a second base; 10. a driven wheel; 11. a baffle plate; 12. a hinge; 13. and (5) locking.

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.

Example 1

Referring to fig. 1 to 4, an embodiment of the present invention includes: the utility model provides a high negative pressure forced air cooling type roots vacuum pump blower, includes frame 1, vacuum pump fan body 4 and motor 5, and frame 1 upper surface one side is fixed with first base 6, and first base 6 top is fixed with motor 5, just as the technical staff in the field knows, the provision of motor 5 is common, and it belongs to conventional means or common general knowledge, and it need not be repeated here, and technical staff in the field can carry out arbitrary apolegamy according to its needs or facility, and the rotation of motor 5 front end installs action wheel 7. The second base 9 is fixed to the other side of the upper surface of the base 1, the vacuum pump fan body 4 is fixed to the top of the second base 9, as is well known to those skilled in the art, the vacuum pump fan body 4 is provided with common knowledge, which belongs to conventional means or common general knowledge, and is not described herein any more, and those skilled in the art can perform any selection according to their needs or convenience, a driven wheel 10 is rotatably installed at the front end of the vacuum pump fan body 4, and a belt 8 is connected between the driven wheel 10 and the driving wheel 7 in a transmission manner. The motor 5 starts to drive the driving wheel 7 to rotate, the driving wheel 7 drives the driven wheel 10 to rotate through the belt 8, the driven wheel 10 drives the impeller in the vacuum pump fan body 4 to rotate, and meanwhile, the vacuum pump body configured on the vacuum pump fan body 4 starts to work.

Example 2

Referring to fig. 1, fig. 3, fig. 4 and fig. 5, an embodiment of the present invention: the utility model provides a high negative pressure forced air cooling type roots vacuum pump blower, including frame 1, support frame 2 and

protection casing

3, 1 front end of frame and 2 bottom fixed connection of support frame, 2 top backs of support frame and the positive welding of protection casing 3, action wheel 7, stretch into protection casing 3 from 3 rear end openings of protection casing respectively from driving wheel 10 and belt 8, action wheel 7, from driving wheel 10 and

belt

8 and 3 inner walls contactless of protection casing, protection casing 3 covers action wheel 7, from the belt 8 of driving wheel 10 and connection and protects.

The 3 top openings of protection casing are installed

baffle

11, and 11 front end both sides of baffle are rotated through

hinge

12 and 3 tops of protection casing respectively and are connected, and 11 both ends of baffle are respectively through

hasp

13 and 3 top fixed connection of protection casing, and the opening on 3 tops of protection casing is sealed to baffle 11. When the staff examined action wheel 7, follow driving wheel 10 and belt 8, opened hasp 13, rotated baffle 11 and opened, the opening on 3 tops of protection casing exposes, and the staff inspects action wheel 7, from driving wheel 10 and belt 8 more conveniently through the opening on 3 tops of protection casing. After the inspection, the baffle 11 is rotated and closed, and the baffle 11 is fixed with the top end of the protective cover 3 again through the lock catch 13.

The working principle is as follows: when the driving wheel 7, the driven wheel 10 and the belt 8 are inspected, the lock catch 13 is opened, the baffle 11 is rotated and opened, the opening at the top end of the protective cover 3 is exposed, and a worker inspects the driving wheel 7, the driven wheel 10 and the belt 8 through the opening at the top end of the protective cover 3; after the inspection, the baffle plate 11 is rotated and closed, and the baffle plate 11 is fixed with the top end of the protective cover 3 again through the lock catch 13.

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 high negative pressure forced air cooling type roots vacuum pump blower, includes frame (1), support frame (2), protection casing (3), vacuum pump fan body (4) and motor (5), its characterized in that: frame (1) front end and support frame (2) bottom fixed connection, support frame (2) top back and protection casing (3) openly weld, motor (5) front end rotates and installs action wheel (7), vacuum pump fan body (4) front end rotates and installs from driving wheel (10), the transmission is connected with belt (8) between follow driving wheel (10) and action wheel (7), follow driving wheel (10) and belt (8) respectively stretch into protection casing (3) from protection casing (3) rear end opening in, protection casing (3) top end opening part installs baffle (11), baffle (11) front end both sides are connected through hinge (12) and protection casing (3) top rotation respectively, baffle (11) both ends are respectively through hasp (13) and protection casing (3) top fixed connection.

2. The high negative pressure air-cooled roots vacuum pump blower of claim 1, wherein: a first base (6) is fixed on one side of the upper surface of the machine base (1), and a motor (5) is fixed on the top of the first base (6).

3. The high negative pressure air-cooled roots vacuum pump blower of claim 1, wherein: and a second base (9) is fixed on the other side of the upper surface of the machine base (1), and a vacuum pump fan body (4) is fixed on the top of the second base (9).

4. The high negative pressure air-cooled roots vacuum pump blower of claim 1, wherein: the driving wheel (7), the driven wheel (10) and the belt (8) are not in contact with the inner wall of the protective cover (3).

5. The high negative pressure air-cooled roots vacuum pump blower of claim 1, wherein: the baffle (11) seals the opening at the top end of the protective cover (3).