CN212752939U

CN212752939U - Protective device for vacuum generator

Info

Publication number: CN212752939U
Application number: CN202022246007.5U
Authority: CN
Inventors: 荚志伟
Original assignee: Anhui Weijie Industrial Technology Co ltd
Current assignee: Anhui Weijie Industrial Technology Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-03-19
Anticipated expiration: 2030-10-10

Abstract

The utility model relates to a protector for vacuum generator, including the protecting box, the protecting box top is provided with the protective cover, fastening bolt and protecting box top fastening spiro union are passed through to the protective cover left and right sides, be fixed with a supporting bench between the both ends lateral wall about the protecting box inner chamber, dead lever and protecting box inner chamber bottom fixed connection are passed through to the supporting bench bottom, both ends lateral wall slides about the protecting box and runs through there is the mobile screw, two sets of mobile screw are located protection and outside one end spiro union cover and are equipped with the rotation cover, two sets of mobile screw are located protecting box inner chamber bottom and are fixed with the removal slide bar, the removal slide bar bottom is fixed with the removal slider, the fixed spout with removal slider sliding connection is seted up at a supporting bench top, the vacuum generator body has been placed at a supporting bench top, the utility model discloses the device can wholly protect the.

Description

Protective device for vacuum generator

Technical Field

The utility model relates to a vacuum generator field, concretely relates to protector for vacuum generator.

Background

The vacuum generator is a novel, efficient, clean, economic and small vacuum component which utilizes a positive pressure air source to generate negative pressure, so that the negative pressure can be obtained easily and conveniently in a place with compressed air or in a place needing the positive and negative pressure in a pneumatic system.

The portable vacuum generator is easy to collide when being carried and transported, has poor anti-collision performance, is difficult to avoid collision in the working process, is easy to cause overall shaking, influences the air exhaust process, and contains dust particles in the exhaust gas to cause the damage of the vacuum generator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide a protector for vacuum generator.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a protective device for a vacuum generator comprises a protective box, wherein the top of the protective box is provided with a protective cover, the left side and the right side of the protective cover are in fastening threaded connection with the top of the protective box through fastening bolts, a supporting table is fixed between the side walls at the left end and the right end of an inner cavity of the protective box, the bottom of the supporting table is fixedly connected with the bottom of the inner cavity of the protective box through a fixing rod, the side walls at the left end and the right end of the protective box are slidably penetrated by moving screws, one ends of the two sets of the moving screws, which are positioned at the protective side and the outer side, are in threaded connection with a rotating sleeve, two sets of the moving screws, which are positioned at the bottom of the inner cavity of the protective box, are fixedly provided with moving slide bars, the bottom of the moving slide bars is, the inspiratory guide hole of gas supply source connecting pipe is seted up at the protective cover top, the protective cover top is located the guide hole both sides and has seted up connection slot, the last gas filtration mechanism that can dismantle of connection slot is connected with.

Preferably, the gas filtering mechanism comprises a filtering protection housing, the top of the filtering protection housing is connected with a filtering screen cover, the inner side wall of the connecting slot is fixed with a spring mounting groove, the inner cavity side wall of the spring mounting groove is fixed with an expansion spring, the other end of the expansion spring is fixed with an expansion fixture block, and the top of the filtering protection housing is provided with a clamping groove clamped with the expansion fixture block.

Preferably, a rotating handle is fixed at the other end of the rotating sleeve.

Preferably, the opposite ends of the two groups of moving screws are fixed with fastening pressure plates.

Preferably, a limit stop is fixed at the other end of the movable screw rod in the rotary rotating sleeve.

Has the advantages that:

1. the protective cover is opened through a fastening bolt, the vacuum generator body is placed at the top of the supporting table, the rotating handle is rotated to drive the rotating sleeve to rotate, the rotating sleeve is sleeved at one end of the two groups of moving screws which are positioned on the protective cover and the outer side of the two groups of moving screws, and then the two groups of fastening screws are driven to mutually approach until the fastening pressing plate is abutted against the side walls of the two ends of the vacuum generator body to fix the vacuum generator body, so that the whole vacuum generator body is prevented from shaking in the air exhaust process to influence the air exhaust process;

2. the gas filtering mechanism who sets up can be when the vacuum generator body is bled, and the granule dust in the gas can be filtered by the filter screen panel, and inside clean wind entered into the vacuum generator body, if when changing the washing to filtering protective housing, will filter protective housing and upwards stimulate, the pulling breaks away from the in-process, inside flexible fixture block compression expanding spring got into the spring mounting groove, and then will filter protective housing and take off from the protective housing.

Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the connection of the gas filtering mechanism of the present invention;

FIG. 3 is a schematic view of the movable screw connection of the present invention;

the reference numbers in the drawings are as follows:

1-protective box, 2-supporting table, 3-fixed rod, 4-movable screw, 5-rotating sleeve, 6-movable slide rod, 7-movable slide block, 8-fastening pressure plate, 9-protective cover, 11-filtering protective cover shell, 12-filtering screen cover, 13-connecting slot, 14-spring mounting slot, 15-telescopic spring, 16-telescopic fixture block, 17-clamping slot, 18-guide hole, 19-vacuum generator body, 20-air source connecting pipe, 21-fixed chute, 22-rotating handle and 23-limit stop.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in figures 1-3, the utility model relates to a protective device for a vacuum generator, which comprises a protective box 1, a protective cover 9 is arranged on the top of the protective box 1, the left and right sides of the protective cover 9 are fastened with the top of the protective box 1 through fastening bolts 10, a support table 2 is fixed between the left and right side walls of the inner cavity of the protective box 1, the bottom of the support table 2 is fixedly connected with the bottom of the inner cavity of the protective box 1 through a fixed rod, moving screws 4 are slidably penetrated through the left and right side walls of the protective box 1, one end of the two sets of moving screws 4 positioned at the protective and outer sides is screwed with a rotating sleeve 5, moving slide bars 6 are fixed at the bottom of the inner cavity of the protective box 1, moving slide blocks 7 are fixed at the bottoms of the moving slide bars 6, fixed slide grooves 21 slidably connected with the moving slide blocks, the top of the vacuum generator body 19 is connected with an air source connecting pipe 20 in an inserting mode, the top of the protective cover 9 is provided with a guide hole 18 for air suction of the air source connecting pipe 20, the top of the protective cover 9 is located on two sides of the guide hole 18 and is provided with a connecting slot 13, and the connecting slot 13 is detachably connected with an air filtering mechanism.

Wherein, gas filtering mechanism is including filtering protective housing shell 11, filter protective housing shell 11 top connection and install filter screen panel 12, connecting slot 13 inside wall is fixed with spring mounting groove 14, spring mounting groove 14 inner chamber lateral wall is fixed with expanding spring 15, expanding spring 15 other end is fixed with flexible fixture block 16, filter protective housing shell 11 top offer with the draw-in groove 17 of 16 looks joints of flexible fixture block, 5 other ends of rotating the cover are fixed with and change 22, 4 opposite ends of two sets of removal screw rods are fixed with fastening

clamp plate

8, 4 other ends of removal screw rods are located to rotate 5 internal fixation of rotating the cover and have limit stop 23.

One specific application of this embodiment is: when the protective device for the vacuum generator is used, a protective cover 9 is opened through a fastening bolt 10, a vacuum generator body 19 is placed at the top of a supporting table 2, a rotating handle 22 is rotated, the rotating handle 22 drives a rotating sleeve 5 to rotate, the rotating sleeve 5 is sleeved at one end of the protective and outer sides of two groups of movable screws 4 in a threaded manner, and then the two groups of fastening screws 4 are driven to mutually approach until a fastening pressing plate 8 is abutted against the side walls of two ends of the vacuum generator body 1 to fix the fastening pressing plate and the vacuum generator body, so that the integral shaking of the vacuum generator body 19 in the air exhaust process is prevented from influencing the air exhaust process, a gas filtering mechanism is arranged, when the vacuum generator body 19 exhausts air, particle dust in the air can be filtered by a filtering net cover 12, clean air enters the interior of the vacuum generator body 19, and if the filtering protective cover is replaced and cleaned, the filtering protective cover 11 is pulled, in the pulling and separating process, the telescopic fixture block 16 compresses the telescopic spring 15 to enter the spring installation groove 14, and then the filtering protection cover shell 11 is taken down from the protection box 1.

In the description herein, references to the description of the terms "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed, and obviously many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A protector for a vacuum generator is characterized in that: comprises a protection box (1), wherein a protection cover (9) is arranged at the top of the protection box (1), the left side and the right side of the protection cover (9) are connected with the top of the protection box (1) through fastening bolts (10), a support table (2) is fixed between the side walls at the left end and the right end of the inner cavity of the protection box (1), the bottom of the support table (2) is fixedly connected with the bottom of the inner cavity of the protection box (1) through a fixed rod (3), the side walls at the left end and the right end of the protection box (1) are slidably penetrated by movable screws (4), one end of each of the two groups of movable screws (4) which are positioned at the protection and the outer side is sleeved with a rotating sleeve (5), the two groups of movable screws (4) which are positioned at the bottom of the inner cavity of the protection box (1) are fixedly provided with movable slide bars (6), the bottom of the movable slide bars (, vacuum generator body (19) have been placed at brace table (2) top, vacuum generator body (19) top grafting intercommunication has air supply connecting pipe (20), air supply connecting pipe (20) inspiratory guide hole (18) have been seted up at protective cover (9) top, protective cover (9) top is located guide hole (18) both sides and has seted up connection slot (13), connection slot (13) are gone up and to dismantle and are connected with gas filtering mechanism.

2. A protector for a vacuum generator as set forth in claim 1, wherein: gas filtering mechanism is including filtering protective housing shell (11), it installs filter screen panel (12) to filter protective housing shell (11) top connection, connecting slot (13) inside wall is fixed with spring mounting groove (14), spring mounting groove (14) inner chamber lateral wall is fixed with expanding spring (15), expanding spring (15) other end is fixed with flexible fixture block (16), filter protective housing shell (11) top offer with draw-in groove (17) of flexible fixture block (16) looks joint.

3. A protector for a vacuum generator as set forth in claim 1, wherein: a rotating handle (22) is fixed at the other end of the rotating sleeve (5).

4. A protector for a vacuum generator as set forth in claim 1, wherein: and fastening pressing plates (8) are fixed at the opposite ends of the two groups of movable screws (4).

5. A protector for a vacuum generator as set forth in claim 1, wherein: and a limit stop (23) is fixed at the other end of the movable screw (4) in the rotary sleeve (5).