CN224033968U - A high-efficiency filtration and air supply device for cleanrooms in biopharmaceutical manufacturing - Google Patents

Abstract

The utility model relates to the technical field of air purification, in particular to a high-efficiency filtering air supply device for a biopharmaceutical clean workshop, which comprises a shell and the like, wherein the shell is an assembly main body of the air supply device, ventilation openings are formed in the front side and the rear side of the shell, a plurality of exhaust fans are arranged at the front side ventilation openings of the shell, a plurality of air inlet fans are arranged at the rear side ventilation openings of the shell, the high-efficiency filtering air supply device further comprises guide rails, a primary filter, a middle-efficiency filter, a high-efficiency filter, a super-efficiency filter and the like, each socket is respectively matched with the corresponding guide rail, and the filters such as the primary filter, the middle-efficiency filter, the high-efficiency filter and the super-efficiency filter are sequentially assembled on the guide rails in the direction from the air inlet fan to the exhaust fan. The utility model carries out multi-level purification treatment on the air entering the shell through the combination of the primary filter, the medium filter, the high-efficiency filter and the super-efficiency filter, ensures that the cleanliness of the output air reaches high standard, and is suitable for high-requirement environments such as biological pharmacy and the like.

Description

High-efficient air supply arrangement that filters in clean workshop of bio-pharmaceuticals

Technical Field

The utility model relates to the technical field of air purification, in particular to an efficient filtering air supply device for a biopharmaceutical clean workshop.

Background

With the rapid development of biotechnology and pharmaceutical industry, the requirements for production environment are also becoming more and more stringent. The traditional air purification method is difficult to meet increasingly strict GMP standards, so that the efficient filtering air supply device is generated as a key technology, and can not only effectively control particulate pollution in workshops, but also provide necessary environmental protection for sensitive biopharmaceutical processes.

However, in order to maintain the necessary clean standard, the conventional air supply system generally needs to maintain a larger air supply amount, which not only results in a significant increase in energy consumption of the blower but also increases running cost, and in addition, the efficient filter is used as a key component for ensuring air cleaning and needs to be replaced periodically, but the process of disassembling and assembling the filter in the current equipment is complicated, which increases the risk of pollution and possibly prolongs the downtime, and these problems all pose challenges for improving production efficiency and product quality, so we propose an efficient filtering air supply device for a biopharmaceutical clean workshop to solve the above problems.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides an efficient filtering air supply device for a biopharmaceutical clean workshop.

The technical scheme includes that the high-efficiency filtering air supply device for the biopharmaceutical clean workshop comprises a shell, an exhaust fan and an air inlet fan, wherein the shell is an assembly main body of the air supply device, the front side and the rear side of the shell are provided with ventilation openings, the front side ventilation openings of the shell are provided with a plurality of exhaust fans, the rear side ventilation openings of the shell are provided with a plurality of air inlet fans, the exhaust fans are matched with the air inlet fans to form an air duct from back to front, the high-efficiency filtering air supply device further comprises guide rails, a primary filter, a middle-efficiency filter, a high-efficiency filter, a super-efficiency filter, clamping blocks and clamping blocks, four groups of guide rails which are distributed at intervals are arranged on the inner walls of the top and the bottom of the shell, a side wall of the shell is provided with a plurality of jacks which are consistent in number, each jack is respectively matched with the corresponding guide rails, the shells are sequentially provided with the filters such as the primary filter, the middle-efficiency filter, the high-efficiency filter, the super-efficiency filter and the super-efficiency filter on the guide rails on the direction of the air inlet fan, the outer sides of frames of the primary filter, the middle-efficiency filter and the super-efficiency filter are provided with the clamping blocks, and the clamping blocks are arranged on the inner walls of the corresponding to the corresponding filters.

Furthermore, it is particularly preferred that a plurality of thermal wind speed sensors are provided on the side of the housing facing away from the outlet opening of the filter, the temperature sensor of each thermal wind speed sensor projecting into the housing, the thermal wind speed sensors being arranged in each case in the region between each set of guide rails in the housing.

In addition, particularly preferred, the frame body outside of primary filter, well effect filter, high-efficient filter and super effect filter has all set firmly the handle, the handle is convenient for take out each layer of filter from the casing in, conveniently maintains each layer of filter.

In addition, it is particularly preferable that the frame body mounting portions of the primary filter, the intermediate filter, the high-efficiency filter, and the super-efficiency filter are provided with seal rings for improving the sealability between the layers of filters and the housing, and preventing insufficiently filtered air from leaking from the housing.

In addition, particularly preferred, the buckle spare is including extension board, wedge and contact plate, fixedly connected with "L" extension board on the inner wall of casing, there is the wedge through connecting rod sliding connection on the extension board, the wedge is towards the fixture block on the corresponding filter, all be equipped with the spring between extension board and the wedge, wedge connecting rod tip rigid coupling has the contact plate, the rigid coupling has electric putter on the extension board, electric putter's telescopic link contacts with the contact plate on the wedge, electric putter is used for convenient unblock wedge to each layer filter's hasp, is convenient for maintain each layer filter.

In addition, particularly preferred still include the universal wheel, the top four corners department of casing all installs the universal wheel, the universal wheel all embeds and has the brake spare, the universal wheel supplies the casing to slide on subaerial, improves the flexibility of use of this device.

The utility model has the following advantages:

1. The utility model carries out multi-level purification treatment on the air entering the shell through the combination of the primary filter, the medium filter, the high-efficiency filter and the super-efficiency filter, ensures that the cleanliness of the output air reaches high standard, and is suitable for high-requirement environments such as biological pharmacy and the like.

2. The utility model is provided with the thermal wind speed sensor, can monitor the wind speed change after each layer of filter in real time, and timely judges whether the filter is blocked, thereby being beneficial to the advanced maintenance and ensuring the stable operation of the system.

3. The filter frame is provided with the handle at the outer side, so that the filter frame is convenient to take out and clean or replace, and meanwhile, the filter is more convenient and faster to assemble and disassemble due to the design of the clamping piece controlled by the electric push rod, so that the maintenance efficiency of the air supply device is improved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

FIG. 2 is a schematic view of the components of the clamping block, the sealing ring, the support plate, the wedge block and the like.

FIG. 3 is a diagram showing the connection relationship among the housing, the exhaust fan and the thermal wind speed sensor.

FIG. 4 is a schematic view of the housing, exhaust fan, intake fan and thermal wind speed sensor of the present utility model.

FIG. 5 is a diagram showing the connection relationship between a clamping block, a sealing ring, a support plate, a wedge block and an electric push rod.

The drawing comprises the following reference numerals of a shell 1, an exhaust fan 2, an inlet fan 3, a guide rail 31, a primary filter 4, a secondary filter 5, a high-efficiency filter 6, a super-efficiency filter 7, a handle 8, a thermal wind speed sensor 9, a clamping block 10, a sealing ring 11, a support plate 12, a wedge block 13, a contact plate 131, a spring 14, an electric push rod 15 and a universal wheel 16.

Detailed Description

Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

The utility model provides a bio-pharmaceuticals clean workshop high efficiency filters air supply arrangement, as shown in figure 1-figure 5, including casing 1, exhaust fan 2 and air inlet fan 3, casing 1 is this air supply arrangement's assembly main part, both sides are the vent around casing 1, a plurality of exhaust fans 2 are installed to casing 1's front side vent department, a plurality of air inlet fans 3 are installed to casing 1's rear side vent department, exhaust fan 2 cooperates air inlet fan 3 and forms by the back forward wind channel in casing 1 again, still include guide rail 31, first effect filter 4, medium effect filter 5, high effect filter 6, super effect filter 7, fixture block 10 and fastener, all be provided with four sets of guide rail 31 of interval distribution on the inner wall of casing 1 top and bottom, the jack that quantity is unanimous has all been seted up on a lateral wall of casing 1, every jack adaptation corresponds guide rail 31 respectively, casing 1 is equipped with first effect filter 4 in proper order on the guide rail 31 on the direction towards fan 2 by air inlet fan 3, medium effect filter 5, high effect filter 6 and super effect filter 7 etc. filter, first effect filter 4, medium effect filter 5, high effect filter 6 and super effect filter 7 are equipped with the filter 10 in the high effect filter 6, the inside the high effect filter 1 is equipped with the fixture block 5, from this to the high effect filter 1, the inside the high effect filter 1 is realized, the fixture block 1 is carried out to the high effect filter 1, and the inside the high effect filter 1, and the high effect filter 1 is realized.

As shown in fig. 3 and 4, a plurality of thermal wind speed sensors 9 are arranged on one side of the shell 1 far from the socket of the filter, the temperature sensor of each thermal wind speed sensor 9 extends into the shell 1, the thermal wind speed sensors 9 are respectively arranged in the area between each group of guide rails 31 in the shell 1, and the wind speed change after each layer of filter is respectively measured by the thermal wind speed sensors 9, so that whether the filter is blocked or not is judged.

As shown in fig. 1, handles 8 are fixedly arranged on the outer sides of the frame bodies of the primary filter 4, the intermediate filter 5, the high-efficiency filter 6 and the super-efficiency filter 7, and the handles 8 are convenient for taking out each layer of filter from the shell 1 and maintaining each layer of filter.

As shown in fig. 2, the frame mounting positions of the primary filter 4, the intermediate filter 5, the high-efficiency filter 6 and the super-efficiency filter 7 are provided with sealing rings 11, and the sealing rings 11 are used for improving the tightness between each layer of filter and the shell 1 and avoiding leakage of insufficiently filtered air from the inside of the shell 1.

As shown in fig. 2 and 5, the fastener includes a support plate 12, a wedge block 13 and a contact plate 131, the inner wall of the housing 1 is fixedly connected with an L-shaped support plate 12, the support plate 12 is slidably connected with the wedge block 13 through a connecting rod, the wedge block 13 faces towards a clamping block 10 on a corresponding filter, springs 14 are arranged between the support plate 12 and the wedge block 13, the connecting rod end of the wedge block 13 is fixedly connected with the contact plate 131, an electric push rod 15 is fixedly connected on the support plate 12, a telescopic rod of the electric push rod 15 is contacted with the contact plate 131 on the wedge block 13, and the electric push rod 15 is used for conveniently unlocking the lock catch of the wedge block 13 on each layer of filter, so that each layer of filter is convenient to maintain.

As shown in fig. 1 and 3, the device further comprises universal wheels 16, wherein the universal wheels 16 are installed at four corners of the top of the shell 1, brake pieces are arranged in the universal wheels 16, and the universal wheels 16 enable the shell 1 to slide on the ground, so that the use flexibility of the device is improved.

When the device is started, the air inlet fan 3 and the exhaust fan 2 synchronously run, a directional air duct from back to front is formed in the shell 1, external air is firstly introduced into the back side of the shell 1 through the air inlet fan 3, then sequentially flows through a four-stage filtering system consisting of the primary filter 4, the middle-effect filter 5, the high-efficiency filter 6 and the super-effect filter 7, the primary filter 4 intercepts large particles and dust, the middle-effect filter 5 further filters medium-particle size particles, the high-efficiency filter 6 finely filters micro particles and microorganisms, and finally the super-effect filter 7 realizes final purification of micron-sized particles, ensures that output air reaches the severe standard of a clean workshop, and in the running process, the thermal wind speed sensors 9 distributed in the area of each group of guide rails 31 monitor wind speed data after filtering at each level in real time, when the wind speed of a certain layer is obviously reduced, the system can accurately position the blocking condition of a corresponding filter, trigger maintenance prompt, maintainers control the clamping piece through the electric push rod 15 outside the shell 1, namely, after the electric push rod 15 pushes the wedge-shaped block 13 to be separated from the bayonet of the filter clamping block 10, the target filter can be smoothly pulled out along the guide rail 31 by utilizing the handle 8, the design of the sealing ring 11 effectively prevents unfiltered air from leaking, the integrity of the filtering system is ensured, the flexible movement capability is provided by the universal wheel 16 group at the bottom of the device, the operation stability is ensured after the braking piece is fixed, and the high-efficiency filtering and convenient maintenance of the air supply device are unified by combining a multi-stage linkage filtering mechanism with the intelligent monitoring system.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (6)

1. The utility model provides a bio-pharmaceuticals clean workshop high efficiency filters air supply arrangement, includes casing (1), exhaust fan (2) and air inlet fan (3), both sides are the vent around casing (1), a plurality of exhaust fans (2) are installed to the front side vent department of casing (1), a plurality of air inlet fans (3) are installed to the rear side vent department of casing (1);

The novel efficient filter is characterized by further comprising guide rails (31), a primary filter (4), a secondary filter (5), a high-efficiency filter (6), a super-efficiency filter (7), clamping blocks (10) and clamping pieces, wherein four groups of guide rails (31) which are distributed at intervals are arranged on the inner walls of the top and the bottom of the shell (1), sockets with the same number are formed in one side wall of the shell (1), the corresponding guide rails (31) are respectively matched with each socket, the primary filter (4), the secondary filter (5), the high-efficiency filter (6) and the super-efficiency filter (7) are sequentially assembled on the guide rails (31) of the air inlet fan (3) in the direction of the exhaust fan (2), the clamping blocks (10) are arranged on the outer sides of the frames of the primary filter (4), the secondary filter (5), the high-efficiency filter (6) and the super-efficiency filter (7), the clamping blocks (10) are provided with bayonets, and the clamping pieces of the corresponding filters are arranged at the clamping ports of the inner wall of the shell (1).

2. The efficient filtering air supply device for the biopharmaceutical clean workshop according to claim 1, wherein a plurality of thermal type air speed sensors (9) are arranged on one side, far away from a faucet of the filter, of the shell (1), the temperature sensor of each thermal type air speed sensor (9) extends into the shell (1), and the thermal type air speed sensors (9) are respectively arranged in areas between each group of guide rails (31) in the shell (1).

3. The efficient filtering and air supplying device for the biopharmaceutical clean workshop as claimed in claim 2, wherein handles (8) are fixedly arranged on the outer sides of the frames of the primary filter (4), the intermediate filter (5), the efficient filter (6) and the super filter (7).

4. A biopharmaceutical clean workshop efficient filtering air supply device as claimed in claim 3, wherein sealing rings (11) are arranged at the frame body installation positions of the primary filter (4), the intermediate filter (5), the efficient filter (6) and the super filter (7).

5. The efficient filtering and air supplying device for the biopharmaceutical clean workshop of claim 4, wherein the clamping piece comprises a supporting plate (12), a wedge block (13) and a contact plate (131), the supporting plate (12) is fixedly connected with an L-shaped part on the inner wall of the shell (1), the wedge block (13) is slidably connected to the supporting plate (12) through a connecting rod, the wedge block (13) faces towards a clamping block (10) on a corresponding filter, springs (14) are arranged between the supporting plate (12) and the wedge block (13), the connecting rod end part of the wedge block (13) is fixedly connected with the contact plate (131), an electric push rod (15) is fixedly connected to the supporting plate (12), and the telescopic rod of the electric push rod (15) is contacted with the contact plate (131) on the wedge block (13), so that the wedge block (13) can be conveniently unlocked to lock the filters of each layer.

6. The efficient filtering and air supplying device for the biopharmaceutical clean workshop of claim 5, further comprising universal wheels (16), wherein the universal wheels (16) are arranged at four corners of the top of the shell (1), and brake parts are arranged in the universal wheels (16).