CN214667226U

CN214667226U - Cover is weighed to high-efficient negative pressure formula

Info

Publication number: CN214667226U
Application number: CN202120689787.2U
Authority: CN
Inventors: 辛均波; 陈文光; 邱外明
Original assignee: Jiangxi Milang Intelligent Manufacturing Co ltd
Current assignee: Jiangxi Milang Intelligent Manufacturing Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-11-09
Anticipated expiration: 2031-04-06

Abstract

The utility model relates to a weigh cover technical field, disclose a cover is weighed to high-efficient negative pressure formula, including weighing the cover body, weigh the inboard fixedly connected with carriage of cover body, the carriage is L type carriage, first vent has been seted up in carriage upper end left side, carriage upside right-hand member fixed mounting has first high efficiency filter, the second vent has been seted up to carriage right side lower extreme, second vent right-hand member fixed mounting has the ventilation pipe. The utility model discloses a third ventilation opening has been seted up in the cavity upper end of weighing the inboard setting up of cover body bottom, and cavity right-hand member fixed mounting has the second fan, can flow the air current along the carriage when the first fan of drive and weigh cover body inboard, and when we drive the second fan simultaneously, because the cavity with weigh cover body inboard all be the connected state, can make the air current be a circulation effect, improved the negative pressure effect, be favorable to more practical use high-efficient negative pressure formula and weigh the cover.

Description

Cover is weighed to high-efficient negative pressure formula

Technical Field

The utility model relates to a weigh cover technical field, specifically be a cover is weighed to high-efficient negative pressure formula.

Background

At present, a weighing cover is a special open room for pharmaceutical, microbiological research, scientific experiment and other places, and is used for weighing and subpackaging dust and reagents. Most of existing weighing rooms are used as weighing rooms after being cleaned in common rooms, corresponding air treatment systems and matched automatic control systems are not available, dust and reagents are difficult to control, overflow, rising and pollution are difficult to control, workers easily inhale dust and the reagents and harm human health, and cross pollution of the dust and the reagents also exists, so that the safety of external environments and indoor personnel is endangered.

In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: but the weighing cover structure of the actual field is simpler, and the negative pressure efficiency is not high.

Therefore, we provide a cover is weighed to high-efficient negative pressure formula, through weighing the cavity upper end that cover body bottom inboard was seted up and seted up the third ventilation opening, and cavity right-hand member fixed mounting has the second fan, can flow the air current to weigh cover body inboard along the carriage when driving first fan, and when we drive the second fan simultaneously, because the cavity with weigh cover body inboard all be the connected state, can make the air current be a circulation effect, the negative pressure effect has been improved, be favorable to more practical use high-efficient negative pressure formula and weigh the cover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cover is weighed to high-efficient negative pressure formula has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cover is weighed to high-efficient negative pressure formula, is including weighing the cover body, weigh the inboard fixedly connected with carriage of cover body, the carriage is L type carriage, first vent has been seted up in carriage upper end left side, carriage upside right-hand member fixed mounting has first high efficiency filter, the second vent has been seted up to carriage right side lower extreme, second vent right-hand member fixed mounting has the ventilation pipe, ventilation pipe upper end fixed mounting has second high efficiency filter, second high efficiency filter upper end fixed mounting has first fan, weigh cover body bottom inboard and seted up the cavity, the third vent has been seted up to the cavity upper end, cavity right-hand member fixed mounting has the second fan.

As a preferred embodiment of the utility model, second ventilation opening right-hand member through horn connecting pipe with the ventilation pipe is linked together, the cavity right-hand member with the ventilation pipe is linked together.

As the utility model discloses a preferred embodiment, weigh cover body side wall right-hand member fixed mounting and have the maintenance lamp, carriage upper end right side fixed mounting has the light.

As an optimal implementation mode of the utility model, the air exit has all been seted up in the middle of weighing cover body left side wall upper and lower both ends.

As a preferred embodiment of the present invention, the above-mentioned first aspect.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a third ventilation opening has been seted up in the cavity upper end of weighing the inboard setting up of cover body bottom, and cavity right-hand member fixed mounting has the second fan, can flow the air current along the carriage when the first fan of drive and weigh cover body inboard, and when we drive the second fan simultaneously, because the cavity with weigh cover body inboard all be the connected state, can make the air current be a circulation effect, improved the negative pressure effect, be favorable to more practical use high-efficient negative pressure formula and weigh the cover.

2. The utility model discloses owing to there is the filter screen at the inboard equal fixed mounting of first vent, second vent, third vent and air exit, can filter impurity, be favorable to more practical use high-efficient negative pressure formula to weigh the cover.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is the overall structure schematic diagram of the high-efficiency negative pressure type weighing cover of the utility model.

In the figure: 1. a measuring cover body; 2. a support frame; 3. a first vent; 4. a first high efficiency filter; 5. a second vent; 6. a vent pipe; 7. a second high efficiency filter; 8. a first fan; 9. a cavity; 10. a third vent; 11. a second fan; 12. a horn connecting pipe; 13. overhauling the lamp; 14. an illuminating lamp; 15. an air outlet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

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, but do not indicate or imply that the device or element so 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; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the present invention provides a technical solution: a high-efficiency negative pressure type weighing cover comprises a weighing cover body 1, wherein a supporting frame 2 is fixedly connected to the inner side of the weighing cover body 1, the supporting frame 2 is an L-shaped supporting frame, a first ventilation opening 3 is formed in the left side of the upper end of the supporting frame 2, a first high-efficiency filter 4 is fixedly mounted at the right end of the upper side of the supporting frame 2, a second ventilation opening 5 is formed in the lower end of the right side of the supporting frame 2, a ventilation pipe 6 is fixedly mounted at the right end of the second ventilation opening 5, a second high-efficiency filter 7 is fixedly mounted at the upper end of the ventilation pipe 6, a first fan 8 is fixedly mounted at the upper end of the second high-efficiency filter 7, a cavity 9 is formed in the inner side of the bottom end of the weighing cover body 1, a third ventilation opening 10 is formed in the upper end of the cavity 9, a second fan 11 is fixedly mounted at the right end of the cavity 9, and a third ventilation opening 10 is formed in the upper end of the inner side of the bottom end of the weighing cover body 1, and cavity 9 right-hand member fixed mounting has second fan 11, can flow the air current to weigh cover body 1 inboard along carriage 2 when driving first fan 8, and when we driven second fan 11 simultaneously, because cavity 9 with weigh cover body 1 inboard all be the connected state, can make the air current be a circulation effect, improved the negative pressure effect, be favorable to more practical use high-efficient negative pressure formula and weigh the cover.

In this embodiment, the right end of the second ventilation opening 5 is communicated with the ventilation pipe 6 through a horn-shaped connecting pipe 12, and the right end of the cavity 9 is communicated with the ventilation pipe 6, so that a good drainage effect is achieved, and the medicine dust is drained into the high-efficiency filter.

In this embodiment, weigh cover body 1 side wall right-hand member fixed mounting and have

maintenance lamp

13, 2 upper end right sides fixed mounting of carriage has light 14, plays fine illuminating effect.

In this embodiment, weigh cover body 1 left side wall upper and lower both ends centre and all seted up air exit 15, avoid the port department to collect dirt.

In this embodiment, the equal fixed mounting in first vent 3, second vent 5,

third vent

10 and 15 inboards of air exit has the filter screen, can filter impurity, is favorable to more practical use high-efficient negative pressure formula to weigh the cover.

When the cover is weighed to a high-efficient negative pressure formula uses, need explain, the utility model relates to a cover is weighed to high-efficient negative pressure formula, each part is the general standard component or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

During the use, the third ventilation opening has been seted up through weighing the cavity upper end that the cover body bottom inboard was seted up, and cavity right-hand member fixed mounting has the second fan, can flow the air current to weighing the cover body inboard along the carriage when the first fan of drive, and when we drive the second simultaneously and seal the machine, because the cavity with weigh cover body inboard all be the feed through state, can make the air current be a circulation effect, the negative pressure effect has been improved, at last regularly clear up first high efficiency filter 4 and the interior collection dirt of second high efficiency filter 7 can.

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 cover is weighed to high-efficient negative pressure formula, is including weighing cover body (1), its characterized in that: the inner side of the weighing cover body (1) is fixedly connected with a supporting frame (2), the supporting frame (2) is an L-shaped supporting frame, a first ventilation opening (3) is formed in the left side of the upper end of the supporting frame (2), a first high-efficiency filter (4) is fixedly installed at the right end of the upper side of the supporting frame (2), a second ventilation opening (5) is formed in the lower end of the right side of the supporting frame (2), a ventilation pipe (6) is fixedly installed at the right end of the second ventilation opening (5), a second high-efficiency filter (7) is fixedly arranged at the upper end of the ventilation pipe (6), a first fan (8) is fixedly arranged at the upper end of the second high-efficiency filter (7), weigh cover body (1) bottom inboard and seted up cavity (9), third ventilation opening (10) have been seted up to cavity (9) upper end, cavity (9) right-hand member fixed mounting has second fan (11).

2. The cover is weighed to high-efficient negative pressure formula of claim 1, characterized in that: the right end of the second ventilation opening (5) is communicated with the ventilation pipe (6) through a horn connecting pipe (12), and the right end of the cavity (9) is communicated with the ventilation pipe (6).

3. The cover is weighed to high-efficient negative pressure formula of claim 1, characterized in that: weigh cover body (1) side wall right end fixed mounting and have maintenance lamp (13), carriage (2) upper end right side fixed mounting has light (14).

4. The cover is weighed to high-efficient negative pressure formula of claim 1, characterized in that: air outlets (15) are formed in the middle of the upper end and the lower end of the left side wall of the weighing cover body (1).

5. The cover is weighed to high-efficient negative pressure formula of claim 4, characterized in that: the inner sides of the first ventilation opening (3), the second ventilation opening (5), the third ventilation opening (10) and the air outlet (15) are all fixedly provided with filter screens.