CN214701039U - People and things shunting type negative pressure weighing room - Google Patents
People and things shunting type negative pressure weighing room Download PDFInfo
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- CN214701039U CN214701039U CN202120593397.5U CN202120593397U CN214701039U CN 214701039 U CN214701039 U CN 214701039U CN 202120593397 U CN202120593397 U CN 202120593397U CN 214701039 U CN214701039 U CN 214701039U
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Abstract
The utility model relates to a dust collector technical field specifically is a people, thing shunting negative pressure weigh between, including the box, the box all is provided with LED control panel on the leading flank and the medial surface of box including weighing between batching operation area, commodity circulation air brake buffering, people's stream air brake buffering and intermediate layer wind channel, the top in intermediate layer wind channel is provided with air supply static pressure case, and air supply static pressure case is provided with high efficiency filter with the junction of box. The utility model discloses an airflow form of perpendicular uniflow, earlier prefilter through board-like primary filter, fall the large granule dust in the air current, carry out secondary filter through bag-type secondary filter again, in order to play the effect of abundant protection high efficiency filter, under the pressure that centrifugal blower provided, through high efficiency filter, make it reach clean requirement, increase people, between the thing reposition of redundant personnel function, material and personnel's one-way flow is guaranteed to the bigger degree, distinguish dangerous and non-dangerous material, and the separation in storage and production article and space.
Description
Technical Field
The utility model relates to a weigh between, especially relate to a people, thing shunting negative pressure weigh between, belong to dust collector technical field.
Background
The weighing room is a special local cleaning device for pharmaceutical, microbiological research, scientific experiment and other places, and provides a vertical one-way airflow, part of the clean air circulates in a working area, and part of the clean air is discharged to a nearby area, so that the working area generates negative pressure, cross contamination is prevented, and the high-cleanliness environment of the working area is ensured.
Traditional weighing room does not have between people, thing reposition of redundant personnel function, carries out dust, reagent in equipment and weighs, partial shipment, and unable control dust, reagent overflow, raise etc. can't avoid dust, reagent to the suction hazard of human body simultaneously, can not protect external environment and indoor personnel's safety.
Therefore, there is a need to improve the split-flow type negative pressure weighing room for people and objects to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a people, between thing shunting negative pressure is weighed, adopt the airflow form of perpendicular uniflow, carry out prefiltering through board-like primary filter earlier, handle the large granule dust in the air current, carry out secondary filter through effect filter in the pocket type again, in order to play the effect of abundant protection high efficiency filter, under the pressure that centrifugal blower provided, through high efficiency filter, make it reach clean requirement, increase the people, between thing reposition of redundant personnel function, guarantee material and personnel's one-way flow to a greater extent, distinguish dangerous and non-dangerous material, and the separation in storage and production article and space.
In order to achieve the above object, the utility model discloses a main technical scheme include:
a people and things shunting type negative pressure weighing room comprises a box body, wherein the box body comprises a weighing and batching operation area, a logistics air lock buffer room, a people flow air lock buffer room and an interlayer air duct, LED control panels are fixedly arranged on the front side surface and the inner side surface of the box body, two side surfaces of the logistics air lock buffer room are rotatably connected with logistics air lock door bodies through door chain locks, two side surfaces of the people flow air lock buffer room are also rotatably connected with people flow air lock door bodies through door interlocking, and door body handles are fixedly arranged on the logistics air lock door bodies and the people flow air lock door bodies;
an air supply static pressure box is arranged above the interlayer air duct, an air duct partition plate is fixedly arranged between the interlayer air duct and the air supply static pressure box, a centrifugal air feeder is fixedly arranged on the upper end face of the air duct partition plate, the output end of the centrifugal air feeder is communicated with the air supply static pressure box, a high-efficiency filter is fixedly arranged at the joint of the air supply static pressure box and the box body, and the high-efficiency filter is communicated with the weighing and batching operation area, the logistics air lock buffer room and the people flow air lock buffer room.
Preferably, a plate-type primary filter is fixedly arranged between the weighing and proportioning operation area and the interlayer air duct, the plate-type primary filter is fixedly arranged at the bottom of the weighing and proportioning operation area, a bag-type intermediate filter is fixedly arranged on the plate-type primary filter, the bag-type intermediate filter is arranged inside the interlayer air duct, an air return opening corresponding to the bag-type intermediate filter is fixedly arranged on the box body, and a plurality of uniformly distributed sockets are fixedly arranged above the air return opening.
Preferably, an electric appliance control box terminal is fixedly arranged above the bag type middle-effect filter and is electrically connected with the centrifugal blower through a lead.
Preferably, an air supply outlet uniform flow film is fixedly arranged below the high-efficiency filter, an air speed sensor is fixedly arranged above the air supply outlet uniform flow film, and the air speed sensor is electrically connected with the LED control panel through a wire.
Preferably, a second air outlet is fixedly arranged at the joint of the air supply static pressure box and the box body, the second air outlet is arranged on the front side surface of the box body, an electric regulating valve is fixedly arranged on the second air outlet, the electric regulating valve is arranged inside the air supply static pressure box, and the electric regulating valve is electrically connected with the LED control panel through a lead.
Preferably, the four corners inside the box body are fixedly provided with LED keel illuminating lamps, and the LED keel illuminating lamps are arranged above the air supply outlet uniform flow film.
Preferably, the LED control panel comprises a differential pressure display, a touch screen type display panel and an emergency stop button assembly, and the electric appliance control box terminal and the centrifugal blower are electrically connected with the LED control panel through leads.
Preferably, the front side surface of the box body is fixedly provided with a first air inlet and a first exhaust port, and the first air inlet and the first exhaust port are both communicated with the air supply static pressure box.
The utility model discloses possess following beneficial effect at least:
1. the air flow form of vertical unidirectional flow is adopted, prefiltering is carried out through the plate-type primary filter firstly, large particle dust in air flow is treated, secondary filtering is carried out through the bag-type secondary filter, the effect of fully protecting the high-efficiency filter is achieved, under the pressure provided by the centrifugal blower, the high-efficiency filter is used for achieving the cleaning requirement, the man and object shunting function is increased, unidirectional flow of materials and personnel is guaranteed to a greater extent, dangerous and non-dangerous materials are distinguished, and separation of storage and production objects and spaces is achieved.
2. Clean air current is sent to and is sent to the air supply static pressure box in, 90% pass through the even flow film of supply-air outlet, form even perpendicular air supply air current, 10% then through the second air exit exhaust equipment on the electrical control valve, all air currents all are handled through high efficiency filter, so air supply, exhaust all not take remaining dust, avoided secondary pollution, guaranteed to a certain extent that the dust in this region can not spread to the open air, played the effect of protection external environment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a longitudinal sectional view of the present invention;
fig. 2 is a perspective view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a transverse sectional view of the present invention.
In the figure, 1-box body, 2-weighing and batching operation area, 3-logistics air lock buffer room, 301-logistics air lock door body, 4-logistics air lock buffer room, 401-logistics air lock body, 6-interlayer air duct, 601-air duct clapboard, 7-air supply static pressure box, 8-high efficiency filter, 9-centrifugal air feeder, 10-door handle, 11-plate type primary filter, 12-bag type intermediate efficiency filter, 13-electric appliance control box terminal, 14-LED control panel, 15-first air inlet, 16-first air outlet, 17-second air outlet, 18-air speed sensor, 19-electric regulating valve, 20-LED keel illuminating lamp, 21-air supply outlet uniform flow film, 22-differential pressure display and 23-touch screen type display panel, 24-scram button component, 25-air return opening and 26-socket.
Detailed Description
Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.
As shown in fig. 1 to 4, the people and object diversion type negative pressure weighing room provided in this embodiment is a people and object diversion type negative pressure weighing room, which includes a box body 1, the box body 1 includes a weighing and batching operation area 2, a logistics air lock buffer room 3, a people flow air lock buffer room 4 and an interlayer air duct 6, LED control panels 14 are fixedly arranged on the front side and the inner side of the box body 1, two side surfaces of the logistics air lock buffer room 3 are rotatably connected with a logistics air lock door body 301 through door chain locks, two side surfaces of the people flow air lock buffer room 4 are also rotatably connected with a people flow air lock door body 401 through door interlocking locks, and door body handles 10 are fixedly arranged on the logistics air lock door body 301 and the people flow air lock door body 401;
the box body 1 is made of a 304 stainless steel plate, a logistics air lock buffer room 3 and a stream air lock buffer room 4 are added on the basis of the original weighing room, and the logistics air lock door body 301 and the stream air lock body 401 are closed, namely, a Material Air Lock (MAL) is arranged at the inlet and outlet of the weighing and batching operation area 2, a Personnel Air Lock (PAL) is usually changed in the air lock in a pharmaceutical factory in order to protect adjacent spaces related to other factors, such as air level change, strong compound containment, cross contamination and the like, so that the unidirectional flow of materials and personnel can be ensured to a greater extent, dangerous and non-dangerous materials can be distinguished, and the separation of articles and spaces can be stored and produced, and the practicability and the safety of equipment can be improved.
An air supply static pressure box 7 is arranged above the interlayer air duct 6, an air duct partition plate 601 is fixedly arranged between the interlayer air duct 6 and the air supply static pressure box 7, a centrifugal air feeder 9 is fixedly arranged on the upper end surface of the air duct partition plate 601, the output end of the centrifugal air feeder 9 is communicated with the air supply static pressure box 7, a high-efficiency filter 8 is fixedly arranged at the joint of the air supply static pressure box 7 and the box body 1, and the high-efficiency filter 8 is communicated with the weighing and batching operation area 2, the logistics air lock buffer room 3 and the stream air lock buffer room 4;
an electric appliance control box terminal 13 is fixedly arranged above the bag-type medium-efficiency filter 12, and the electric appliance control box terminal 13 is electrically connected with the centrifugal blower 9 through a lead;
A plate-type primary filter 11 is fixedly arranged between the weighing and proportioning operation area 2 and the interlayer air duct 6, the plate-type primary filter 11 is fixedly arranged at the bottom of the weighing and proportioning operation area 2, a bag-type intermediate-efficiency filter 12 is fixedly arranged on the plate-type primary filter 11, the bag-type intermediate-efficiency filter 12 is arranged inside the interlayer air duct 6, a return air inlet 25 corresponding to the bag-type intermediate-efficiency filter 12 is fixedly arranged on the box body 1, a plurality of uniformly distributed sockets 26 are fixedly arranged above the return air inlet 25, and the use convenience is improved;
by adopting the airflow form of vertical unidirectional flow, the airflow in the air return port 25 is firstly pre-filtered by the plate-type primary filter 11, large particle dust in the airflow is treated, and then is secondarily filtered by the bag-type intermediate filter 12, so that the high-efficiency filter is fully protected, and under the pressure provided by the centrifugal blower 9, the high-efficiency filter 8 is passed, so that the high-efficiency filter meets the cleaning requirement.
An air supply outlet uniform flow film 21 is fixedly arranged below the high-efficiency filter 8, an air speed sensor 18 is fixedly arranged above the air supply outlet uniform flow film 21, the air speed sensor 18 is electrically connected with the LED control panel 14 through a lead, the LED control panel 14 comprises a differential pressure display 22, a touch screen type display panel 23 and an emergency stop button assembly 24, and an electric appliance control box terminal 13 and a centrifugal air feeder 9 are both electrically connected with the LED control panel 14 through leads;
a second air outlet 17 is fixedly arranged at the joint of the air supply static pressure box 7 and the box body 1, the second air outlet 17 is arranged on the front side surface of the box body 1, an electric regulating valve 19 is fixedly arranged on the second air outlet 17, the electric regulating valve 19 is arranged inside the air supply static pressure box 7, and the electric regulating valve 19 is electrically connected with the LED control panel 14 through a lead;
a first air inlet 15 and a first exhaust port 16 are fixedly arranged on the front side surface of the box body 1, and the first air inlet 15 and the first exhaust port 16 are both communicated with the air supply static pressure box 7;
clean air flow is sent into the air supply static pressure box 7, 90 percent of the clean air flow passes through the air supply outlet uniform flow film 21 to form uniform vertical air supply flow, 10 percent of the clean air flow passes through the second air outlet 17 on the electric regulating valve 19 to be discharged out of the equipment, and all the air flow is processed by the high-efficiency filter 8, so that the air supply and the air discharge do not carry residual dust, and secondary pollution is avoided;
meanwhile, as stable unidirectional flow is formed in the working area, dust emitted in the area can be collected by the plate-type primary filter 11 and the bag-type medium-efficiency filter along with airflow under the influence of unidirectional airflow, and the equipment has 10% of exhaust air, so that negative pressure relative to the external environment is formed, the dust in the area is ensured not to diffuse outdoors to a certain extent, and the effect of protecting the external environment is achieved.
In this embodiment, as shown in fig. 1, the LED keel lamps 20 are fixedly disposed at four corners inside the box 1, and the LED keel lamps 20 are disposed above the air outlet uniform flow film 21 and directly controlled by the LED control panel 14, so as to improve the brightness inside the whole box 1 and the practicability of the device.
As shown in fig. 1 to 4, the principle of the people and goods split-flow type negative pressure weighing room provided by the embodiment is as follows:
the box body 1 is made of a 304 stainless steel plate, a logistics air lock buffer room 3 and a stream air lock buffer room 4 are added on the basis of the original weighing room, and the box body is closed through a logistics air lock door body 301 and a stream air lock body 401, namely, a Material Air Lock (MAL) and a Personnel Air Lock (PAL) are arranged at the inlet and outlet of a weighing and batching operation area 2, in a pharmaceutical factory, the conversion usually occurs in the air lock, the aim is to protect the adjacent space related to other factors, such as the change of air level, the suppression of strong compounds, cross contamination and the like, so that the unidirectional flow of materials and personnel can be ensured to a greater extent, the dangerous and non-dangerous materials can be distinguished, the separation of stored and produced objects and space can be improved, the practicability and the safety of the equipment can be improved, the LED control panel 14 is positioned at the front side of the work area in the equipment, the LED control panel 14 adopts a touch screen type display panel, the electric appliance system adopts PLC programming control, can control the start and stop of the centrifugal blower 9, adjust the working condition of the centrifugal blower 9, adjust the wind speed required by the working area, monitor and display the pressure difference of the plate-type primary filter 11, the bag-type medium-efficiency filter 12 and the high-efficiency filter 8 and weigh the static pressure and the wind speed of the ingredient weighing operation area 2, regularly clean and replace the filters according to the set filter pressure difference alarm prompt, and effectively control the cleanliness in the weighing chamber.
Clean air flow is sent to send in the air static pressure case 7 internally, 90% passes through supply-air outlet uniform flow membrane 21, forms even vertical air supply air flow, 10% then passes through second air exit 17 on the electrical control valve 19 and discharges equipment, all air flows all are handled through high efficiency filter 8, so air supply, exhaust and not take residual dust, avoided secondary pollution.
Meanwhile, as stable unidirectional flow is formed in the working area, dust emitted in the area can be collected by the plate-type primary filter 11 and the bag-type medium-efficiency filter along with airflow under the influence of unidirectional airflow, and the equipment has 10% of exhaust air, so that negative pressure relative to the external environment is formed, the dust in the area is ensured not to diffuse outdoors to a certain extent, and the effect of protecting the external environment is achieved.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to achieve the technical effect basically.
It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or system in which the element is included.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (8)
1. The people and goods split-flow type negative pressure weighing room comprises a box body (1) and is characterized in that the box body (1) comprises a weighing and proportioning operation area (2), a logistics air lock buffer room (3), a people flow air lock buffer room (4) and an interlayer air duct (6), LED control panels (14) are fixedly arranged on the front side surface and the inner side surface of the box body (1), two side surfaces of the logistics air lock buffer room (3) are rotatably connected with a logistics air lock body (301) through door chain locks, two side surfaces of the people flow air lock buffer room (4) are also rotatably connected with the people flow air lock body (401) through door interlocking locks, and door body handles (10) are fixedly arranged on the logistics air lock body (301) and the people flow air lock body (401);
an air supply static pressure box (7) is arranged above the interlayer air duct (6), an air duct partition plate (601) is fixedly arranged between the interlayer air duct (6) and the air supply static pressure box (7), a centrifugal air feeder (9) is fixedly arranged on the upper end face of the air duct partition plate (601), the output end of the centrifugal air feeder (9) is communicated with the air supply static pressure box (7), a high-efficiency filter (8) is fixedly arranged at the joint of the air supply static pressure box (7) and the box body (1), the high-efficiency filter (8) is communicated with the weighing and batching operation area (2), the logistics air lock buffer room (3) and the people flow air lock buffer room (4).
2. The people and thing shunting type negative pressure weighing room of claim 1 is characterized in that: weigh batching operation area (2) with fixed board-like primary filter (11) of being provided with between intermediate layer wind channel (6), board-like primary filter (11) is fixed to be set up weigh the bottom of batching operation area (2), fixed bag-type primary filter (12) of being provided with on board-like primary filter (11), bag-type primary filter (12) set up the inside in intermediate layer wind channel (6), fixed be provided with on box (1) with corresponding return air inlet (25) of bag-type primary filter (12), fixed socket (26) that are provided with a plurality of evenly distributed in the top of return air inlet (25).
3. The people and thing shunting type negative pressure weighing room of claim 2 is characterized in that: an electric appliance control box terminal (13) is fixedly arranged above the bag type medium-efficiency filter (12), and the electric appliance control box terminal (13) is electrically connected with the centrifugal blower (9) through a lead.
4. The people and thing shunting type negative pressure weighing room of claim 1 is characterized in that: an air supply outlet uniform flow film (21) is fixedly arranged below the high-efficiency filter (8), an air speed sensor (18) is fixedly arranged above the air supply outlet uniform flow film (21), and the air speed sensor (18) is electrically connected with the LED control panel (14) through a wire.
5. The people and thing shunting type negative pressure weighing room of claim 1 is characterized in that: the air supply static pressure box (7) and the junction of box (1) is fixed and is provided with second air outlet (17), second air outlet (17) set up the leading flank of box (1), fixed electric control valve (19) that is provided with on second air outlet (17), electric control valve (19) set up the inside of air supply static pressure box (7), electric control valve (19) through the wire with LED control panel (14) electric connection.
6. The people and thing shunting type negative pressure weighing room of claim 4 is characterized in that: the LED keel illuminating lamp is characterized in that LED keel illuminating lamps (20) are fixedly arranged at four corners inside the box body (1), and the LED keel illuminating lamps (20) are arranged above the air supply outlet uniform flow film (21).
7. The people and thing shunting type negative pressure weighing room of claim 3 is characterized in that: LED control panel (14) include pressure differential display (22), touch-screen display panel (23), scram button subassembly (24), electrical apparatus control box terminal (13) centrifugal blower (9) all with LED control panel (14) pass through wire electric connection.
8. The people and thing shunting type negative pressure weighing room of claim 1 is characterized in that: the front side surface of the box body (1) is fixedly provided with a first air inlet (15) and a first exhaust port (16), and the first air inlet (15) and the first exhaust port (16) are communicated with the air supply static pressure box (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120593397.5U CN214701039U (en) | 2021-03-23 | 2021-03-23 | People and things shunting type negative pressure weighing room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120593397.5U CN214701039U (en) | 2021-03-23 | 2021-03-23 | People and things shunting type negative pressure weighing room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214701039U true CN214701039U (en) | 2021-11-12 |
Family
ID=78526599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120593397.5U Active CN214701039U (en) | 2021-03-23 | 2021-03-23 | People and things shunting type negative pressure weighing room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214701039U (en) |
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2021
- 2021-03-23 CN CN202120593397.5U patent/CN214701039U/en active Active
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