CN107990964A - A kind of high-efficiency negative-pressure formula weighs cover - Google Patents
A kind of high-efficiency negative-pressure formula weighs cover Download PDFInfo
- Publication number
- CN107990964A CN107990964A CN201711112480.0A CN201711112480A CN107990964A CN 107990964 A CN107990964 A CN 107990964A CN 201711112480 A CN201711112480 A CN 201711112480A CN 107990964 A CN107990964 A CN 107990964A
- Authority
- CN
- China
- Prior art keywords
- external shell
- filter
- filter chamber
- pressure formula
- container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 238000005303 weighing Methods 0.000 claims abstract description 14
- 238000005259 measurement Methods 0.000 claims abstract description 7
- 230000003028 elevating effect Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 229910052902 vermiculite Inorganic materials 0.000 claims description 3
- 235000019354 vermiculite Nutrition 0.000 claims description 3
- 239000010455 vermiculite Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 239000002086 nanomaterial Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 6
- 230000003749 cleanliness Effects 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 3
- 230000000717 retained effect Effects 0.000 abstract description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/28—Frames, Housings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
Abstract
Weigh and cover the invention discloses a kind of high-efficiency negative-pressure formula, it includes external shell, the lower part of external shell is provided with elevating feet, air intake assembly is provided with above external shell, external shell is internally provided with weighing mechanism and vacuum pump, the exhaust outlet of vacuum pump extends the outside of external shell, and wind deflector and vacuum degree measurement sensor are provided with the inner wall of external shell, exhaust door is provided with below external shell.The present invention is provided with filtration apparatus, it can carry out filtration, purification to the air of entrance, and then keep the cleanliness factor of inner space, air intake blower fan and exhaust door are opened at the same time, so that internal original air is excluded, cleanliness factor cleaned air up to standard is retained in inner space, and then by vacuum pump is discharged air again a certain amount of, so that weighing in cover has certain vacuum, dust during weighing is avoided to overflow.
Description
Technical field：
The present invention relates to weigh shield apparatus technical field, and in particular to a kind of high-efficiency negative-pressure formula weighs cover.
Background technology：
It is a kind of for dedicated open rooms in place such as pharmacy, microbe research and scientific experiments to weigh cover, is used for
Carry out dust, reagent weighs, packing.After being handled between existing most weighing using normal room is clean, used as between weighing,
There is no corresponding air treatment system, more without supporting automation control system, it is difficult to control dust, reagent are excessive, raise up,
Pollution, staff easily sucks dust, reagent forms health and endangers, but also there are the intersection of dust, reagent is dirty
Dye, jeopardizes external environment and the safety of indoor occupant.
The patent of invention of Patent No. " 201020695956.5 ", between disclosing a kind of weigh, including room body and weight-scale table,
Weight-scale table is arranged in room body, further includes laminar flow hood, air port and exhaust outlet, laminar flow hood is set in room body, the top of weight-scale table, wind
Mouth is arranged at the top of room body, and exhaust outlet is arranged at the lower part of room body, and exhaust outlet is provided outside exhaust blower.Although the patent is formed
Simple air circulation system, but whole system structure is too simple, can not complete to the high-efficient purification of air and at the uniform velocity control
System, can not really solve the problems, such as environmental pollution and cross-infection between tradition weighing.
The content of the invention：
The purpose of the present invention is aiming at the deficiencies in the prior art, there is provided a kind of high-efficiency negative-pressure formula weighs cover.
The technology solution of the present invention is as follows：
A kind of high-efficiency negative-pressure formula weighs cover, it includes external shell, and the lower part of external shell is provided with elevating feet, exterior
Air intake assembly is provided with above housing, external shell is internally provided with weighing mechanism and vacuum pump, the exhaust of vacuum pump
Mouth extends the outside of external shell, and wind deflector and vacuum degree measurement sensor are provided with the inner wall of external shell, exterior
Exhaust door is provided with below housing；Air intake assembly includes air intake blower fan, and air intake blower fan is connected with blast pipe, and inlet air pipe end connects
It is connected to filtration apparatus, filtration apparatus includes filter, and filter is hollow-core construction, and its underpart is filter chamber, the upper end of filter chamber
Exhaust air box is connected with, filter chamber and exhaust air box are interconnected；Filter chamber is internally provided with multiple inserting grooves, on inserting groove madial wall
Be provided with grafting slide, on grafting slide grafting be provided with filter assemblies；Controller, controller bag are additionally provided with case body
Control panel is included, display screen, multiple control buttons and alarm lamp are provided with control panel；Vacuum pump, air intake blower fan, filtering
Device, vacuum degree measurement sensor are electrically connected with the controller；Weighing mechanism includes large face plate, and branch is connected with below large face plate
Dagger, support column lower end are connected with pressing plate, and pressing plate is arranged in closed container, and gas, the side wall of container are filled with container
On be provided with two transparency windows being oppositely arranged, the side of one of transparency window is provided with laser, the transparency window of opposite side
Side be provided with light-inductive device, light-inductive device passes through signal wire and connects data converter, data converter connection data
Processor, data processor connection display, display are connected with alarm；Horizon detector, level inspection are provided with pressing plate
Survey instrument and be arranged on outside of containers.
The side wall of container and bottom surface are made of hard material, and roof is made of elastic material, and pressing plate is fixedly connected with roof,
The center of pressing plate is connected with support column lower end, and pressing plate is circle.
Container is transparence except transparent window, remaining position is opaque shape；The upper end of support column is provided with anti-bias
Plate, the through hole of support column is provided with anti-bias plate.
Filter assemblies have shell, and enclosure is provided with filtering material, and filtering material is vermiculite, activated carbon, nanometer material
One or more among material；Equally distributed air hole is provided with shell.
Multiple inserting grooves are arranged in parallel in filter chamber, the adjacent wall intercommunication between multiple inserting grooves.
Filter chamber and exhaust air box are integrally formed setting, and flexible plate is provided between filter chamber and exhaust air box, stretch
Plate has driving mechanism, and driving mechanism is electrically connected with the controller.
Inserting groove is inverted trapezoidal, and the slide on its inner wall is mutual of the shape of T-shaped slide rail, filter assemblies and inserting groove
Match somebody with somebody, and the grafting block to cooperate with T-shaped slide rail is provided with the lateral wall of filter assemblies.
The quantity of inserting groove is five, and five inserting grooves are evenly distributed in filter chamber, and the cross section of inserting groove is
It is trapezoidal.
The beneficial effects of the present invention are：The present invention is provided with filtration apparatus, it can filter the air of entrance
Purification, and then the cleanliness factor of inner space is kept, air intake blower fan and exhaust door are opened at the same time so that internal original air is arranged
Remove, cleanliness factor cleaned air up to standard is retained in inner space, and then by vacuum pump is discharged air again a certain amount of so that claims
There is certain vacuum in amount cover, avoid dust during weighing from overflowing.
Brief description of the drawings：
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the structure diagram of filtration apparatus；
Fig. 3 is the structure diagram of weighing mechanism.
Embodiment：
In order to enable the above objects, features and advantages of the present invention more obvious understandable, below in conjunction with the accompanying drawings to this hair
Bright embodiment is described in detail.
As shown in Figs. 1-3, a kind of high-efficiency negative-pressure formula weighs cover, it includes external shell 1, and the lower part of external shell 1 is set
Have an elevating feet 10, the top of external shell 1 is provided with air intake assembly, external shell 1 be internally provided with weighing mechanism 2 and
Vacuum pump 13, the exhaust outlet of vacuum pump 13 extend the outside of external shell 1, wind deflector are provided with the inner wall of external shell 1
And vacuum degree measurement sensor 12, the lower section of external shell 1 are provided with exhaust door 3；Air intake assembly includes air intake blower fan, inlet air
Wind turbine is connected with blast pipe, and inlet air pipe end is connected with filtration apparatus 4, and filtration apparatus includes filter 40, and filter 40 is sky
Core structure, its underpart are filter chamber, and the upper end of filter chamber is connected with exhaust air box, and filter chamber and exhaust air box are interconnected；Filter chamber
Be internally provided with multiple inserting grooves 41, grafting slide be provided with 41 madial wall of inserting groove, on grafting slide grafting be provided with
Filter component；Controller is additionally provided with case body 1, controller includes control panel 50, display is provided with control panel 50
Screen 51, multiple control buttons 52 and alarm lamp 53；Vacuum pump 13, air intake blower fan, filter 40, vacuum degree measurement sensor 12
It is electrically connected with the controller；Weighing mechanism 2 includes large face plate 20, and the lower section of large face plate 20 is connected with support column 21, support column
21 lower ends are connected with pressing plate 23, and pressing plate 23 is arranged in closed container 22, and gas, the side wall of container 22 are filled with container 22
On be provided with two transparency windows being oppositely arranged 24, the side of one of transparency window 24 is provided with laser, opposite side it is saturating
The side of bright window 24 is provided with light-inductive device 261, and light-inductive device 261 connects data converter 262, data by signal wire
Converter connects data processor 263, and data processor 263 connects display 271, and display 271 is connected with alarm 272；
Horizon detector 25 is provided with pressing plate, horizon detector 25 is arranged on the outside of container 22.
The side wall of container 22 and bottom surface are made of hard material, and roof is made of elastic material, and pressing plate is fixed with roof to be connected
Connect, the center of pressing plate is connected with 21 lower end of support column, and pressing plate is circle.
For container 22 except being transparence at transparency window 24, remaining position is opaque shape；The upper end of support column 21 is set
There is anti-bias plate 11, the through hole of support column 21 is provided with anti-bias plate 11.
Filter assemblies have shell, and enclosure is provided with filtering material, and filtering material is vermiculite, activated carbon, nanometer material
One or more among material；Equally distributed air hole is provided with shell.
Multiple inserting grooves 41 are arranged in parallel in filter chamber, the adjacent wall intercommunication between multiple inserting grooves 41.
Filter chamber and exhaust air box are integrally formed setting, and flexible plate is provided between filter chamber and exhaust air box, stretch
Plate has driving mechanism, and driving mechanism is electrically connected with the controller.
Inserting groove 41 is inverted trapezoidal, and the slide on its inner wall is T-shaped slide rail, and the shape of filter assemblies and inserting groove 41 is mutual
Matching, and the grafting block to cooperate with T-shaped slide rail is provided with the lateral wall of filter assemblies.
The quantity of inserting groove 41 is five, and five inserting grooves are evenly distributed in filter chamber, and the cross section of inserting groove is
Inverted trapezoidal.
The embodiment is to be illustrated the present invention, not for the limitation present invention.Any those skilled in the art
It can modify under the spirit and scope without prejudice to the present invention to the embodiment, therefore the rights protection model of the present invention
Enclose, should be as listed by the claim of the present invention.
Claims (6)
1. a kind of high-efficiency negative-pressure formula weighs cover, it is characterised in that：It includes external shell (1), and the lower part of external shell (1) is set
There is elevating feet (10), air intake assembly is provided with above external shell (1), external shell (1) is internally provided with weighing machine
Structure (2) and vacuum pump (13), the exhaust outlet of vacuum pump (13) extend the outside of external shell (1), external shell (1) it is interior
Wind deflector and vacuum degree measurement sensor (12) are provided with wall, exhaust door (3) is provided with below external shell (1)；Into
Wind component includes air intake blower fan, and air intake blower fan is connected with blast pipe, and inlet air pipe end is connected with filtration apparatus (4), filtration apparatus
Including filter (40), filter (40) is hollow-core construction, and its underpart is filter chamber, and the upper end of filter chamber is connected with exhaust air box,
Filter chamber and exhaust air box are interconnected；Filter chamber is internally provided with multiple inserting grooves (41), is set on inserting groove (41) madial wall
Have a grafting slide, on grafting slide grafting be provided with filter assemblies；Controller, controller bag are additionally provided with case body (1)
Control panel (50) is included, display screen (51), multiple control buttons (52) and alarm lamp (53) are provided with control panel (50)；
Vacuum pump (13), air intake blower fan, filter (40), vacuum degree measurement sensor (12) are electrically connected with the controller；Weighing mechanism
(2) include large face plate (20), be connected with support column (21) below large face plate (20), support column (21) lower end is connected with pressing plate
(23), pressing plate (23) is arranged in closed container (22), is filled with gas in container (22), is set on the side wall of container (22)
Have two transparency windows being oppositely arranged (24), the side of one of transparency window (24) is provided with laser, opposite side it is transparent
The side of window (24) is provided with light-inductive device (261), and light-inductive device (261) connects data converter by signal wire
(262), data converter connection data processor (263), data processor (263) connection display (271), display
(271) it is connected with alarm (272)；Horizon detector (25) is provided with pressing plate, horizon detector (25) is arranged on container
(22) outside.
2. a kind of high-efficiency negative-pressure formula according to claim 1 weighs cover, it is characterised in that：The side wall of container (22) and bottom surface
It is made of hard material, roof is made of elastic material, and pressing plate is fixedly connected with roof, under the center of pressing plate and support column (21)
End connection, pressing plate are circle.
3. a kind of high-efficiency negative-pressure formula according to claim 1 weighs cover, it is characterised in that：Container (22) is except transparency window
(24) place is transparence, remaining position is opaque shape；The upper end of support column (21) is provided with anti-bias plate (11), anti-bias plate
(11) through hole of support column (21) is provided with.
4. a kind of high-efficiency negative-pressure formula according to claim 1 weighs cover, it is characterised in that：Filter assemblies have shell, outside
Shell is internally provided with filtering material, and filtering material is vermiculite, the one or more among activated carbon, nano material；Set on shell
It is equipped with equally distributed air hole；Filter chamber and exhaust air box are integrally formed setting, and are provided between filter chamber and exhaust air box
Flexible plate, flexible plate have driving mechanism, and driving mechanism is electrically connected with the controller.
5. a kind of high-efficiency negative-pressure formula according to claim 1 weighs cover, it is characterised in that：Inserting groove (41) is inverted trapezoidal,
Slide on its inner wall is T-shaped slide rail, and the shape of filter assemblies and inserting groove (41) is mutually matched, and the lateral wall of filter assemblies
On be provided with T-shaped slide rail cooperate grafting block.
6. a kind of high-efficiency negative-pressure formula according to claim 1 weighs cover, it is characterised in that：Multiple inserting grooves (41) are parallel to be set
Put in filter chamber, the adjacent wall intercommunication between multiple inserting grooves (41), and the cross section of inserting groove is inverted trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112480.0A CN107990964A (en) | 2017-11-13 | 2017-11-13 | A kind of high-efficiency negative-pressure formula weighs cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112480.0A CN107990964A (en) | 2017-11-13 | 2017-11-13 | A kind of high-efficiency negative-pressure formula weighs cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107990964A true CN107990964A (en) | 2018-05-04 |
Family
ID=62030802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711112480.0A Pending CN107990964A (en) | 2017-11-13 | 2017-11-13 | A kind of high-efficiency negative-pressure formula weighs cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107990964A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744759A (en) * | 2018-05-24 | 2018-11-06 | 安徽国能亿盛环保科技有限公司 | Detect the device of pulse bag type dust collector cloth bag breakage |
| CN112161688A (en) * | 2020-08-27 | 2021-01-01 | 克莱门斯工业传感器南京有限公司 | Industrial device with sensor and weighing method |
| CN113181819A (en) * | 2021-04-19 | 2021-07-30 | 芜湖万向新元智能科技有限公司 | Automatic small powder batching equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201482783U (en) * | 2009-08-21 | 2010-05-26 | 李保标 | Purifying device of fume cupboard |
| CN103063279A (en) * | 2012-12-24 | 2013-04-24 | 西南大学 | Air chamber photoelectric measurement scale |
| CN104499735A (en) * | 2014-08-12 | 2015-04-08 | 苏州悠远环境科技有限公司 | Negative pressure weighing cover |
| WO2015114831A1 (en) * | 2014-02-03 | 2015-08-06 | 株式会社 エー・アンド・デイ | Weighing system |
| DE102015103772A1 (en) * | 2015-03-15 | 2016-09-15 | Waldner Ag | Wägeabzug |
| WO2016146318A1 (en) * | 2015-03-15 | 2016-09-22 | Waldner Ag | Balance enclosure |
| US20180161834A1 (en) * | 2015-03-15 | 2018-06-14 | Waldner Ag | Weighing Fume Cupboard |
-
2017
- 2017-11-13 CN CN201711112480.0A patent/CN107990964A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201482783U (en) * | 2009-08-21 | 2010-05-26 | 李保标 | Purifying device of fume cupboard |
| CN103063279A (en) * | 2012-12-24 | 2013-04-24 | 西南大学 | Air chamber photoelectric measurement scale |
| WO2015114831A1 (en) * | 2014-02-03 | 2015-08-06 | 株式会社 エー・アンド・デイ | Weighing system |
| CN104499735A (en) * | 2014-08-12 | 2015-04-08 | 苏州悠远环境科技有限公司 | Negative pressure weighing cover |
| DE102015103772A1 (en) * | 2015-03-15 | 2016-09-15 | Waldner Ag | Wägeabzug |
| WO2016146318A1 (en) * | 2015-03-15 | 2016-09-22 | Waldner Ag | Balance enclosure |
| US20180161834A1 (en) * | 2015-03-15 | 2018-06-14 | Waldner Ag | Weighing Fume Cupboard |
Non-Patent Citations (2)
| Title |
|---|
| 黄宝兴等: "在线实时检测高效过滤器的负压排风系统设计", 洁净与空调技术, no. 04, pages 73 - 76 * |
| 黄文涛等: "负压称量罩智能控制系统开发与应用", 河南科技, no. 02, pages 78 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744759A (en) * | 2018-05-24 | 2018-11-06 | 安徽国能亿盛环保科技有限公司 | Detect the device of pulse bag type dust collector cloth bag breakage |
| CN112161688A (en) * | 2020-08-27 | 2021-01-01 | 克莱门斯工业传感器南京有限公司 | Industrial device with sensor and weighing method |
| CN112161688B (en) * | 2020-08-27 | 2022-02-15 | 克莱门斯工业传感器南京有限公司 | Industrial device with sensor and weighing method |
| CN113181819A (en) * | 2021-04-19 | 2021-07-30 | 芜湖万向新元智能科技有限公司 | Automatic small powder batching equipment |
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