CN211233332U - Adjustable static pressure case - Google Patents

Abstract

The utility model discloses an adjustable static pressure case, comprises a workbench, the last fixedly connected with cavity box of table surface, fixed mounting has the air intake in the middle of cavity box top just is located, it has the spout to open between air intake and the cavity box, cavity box top just is located air intake both sides fixed mounting respectively has solid seat draw-in groove, solid seat draw-in groove both sides fixed mounting respectively has the motor protective housing, install the micro-machine in the motor protective housing, baffle through setting up the gear that can pass through the micro-machine drive, can the size of free control air intake, thereby realize adjusting in order to deal with different users' demand, in addition through setting up the primary filter in the periphery and fixed through the joint, conveniently pull down when the dust loses filtering capability at primary filter, it is more simple and convenient to reduce the unnecessary labour and use, and the inside forced draught blower that sets up installs on the acoustic celotex board when the production of the effectual noise abatement It is more silent in use.

Description

Adjustable static pressure case

Technical Field

The utility model relates to a static pressure case, in particular to adjustable static pressure case belongs to static pressure case technical field.

Background

The static pressure box is a necessary accessory for reducing dynamic pressure, increasing static pressure, stabilizing air flow and reducing air flow vibration of the air supply system, and can make the air supply effect more ideal. The static pressure case is a device which can allow the air current to pass through and can effectively prevent or weaken the outward propagation of sound energy, but in the prior art, a filter plate is usually installed at the air inlet of the traditional static pressure case and is used for filtering dust and floating objects in the air, however, the surface attached to the filter plate can be accumulated after a long period of time by the substances, the filter plate is not only lost the filtering function, meanwhile, the ventilation quantity is reduced, the noise is increased, the replacement and maintenance are difficult due to the fact that the filter plate is not convenient to detach, and the traditional static pressure case is provided with a simple and crude sound insulation filtering effect and cannot meet the requirements of users, and the size of the air inlet cannot be freely adjusted, so that a technology is necessary to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable static pressure case for solve the problem of proposing among the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an adjustable static pressure box, which comprises a workbench surface, wherein a hollow box body is fixedly connected on the workbench surface, an air inlet is fixedly arranged at the top of the hollow box body and positioned in the middle, a chute is arranged between the air inlet and the hollow box body, a fixed seat clamping groove is respectively and fixedly arranged at the top of the hollow box body and positioned at two sides of the air inlet, motor protective housings are respectively and fixedly arranged at two sides of the fixed seat clamping groove, a small motor is arranged in the motor protective housings, a baffle is connected in the chute in a sliding way, a rack is fixedly arranged at the inner side of the baffle, a primary filter is arranged at the top in the hollow box body, a plurality of air blowers are fixedly arranged on the silencing plate at the lower end of the primary filter in the hollow box body, a high efficiency filter is arranged at the lower end, the utility model discloses a high efficiency filter, including cavity box, high efficiency filter lower extreme both sides are located the equal fixed mounting of cavity box and are had the amortization cotton, the equal fixed mounting of amortization cotton lower extreme has the exhaust fan.

As a preferred technical scheme of the utility model, small-size motor output end fixedly connected with gear just the gear is connected with the rack and pinion meshing.

As an optimized technical scheme of the utility model, the equal fixedly connected with return air hose in the exhaust fan outside.

As an optimal technical scheme of the utility model, table surface bottom fixedly connected with non-slip rubber layer.

As an optimized technical scheme of the utility model, the joint has primary filter screen in the solid seat draw-in groove.

As an optimal technical scheme of the utility model, the equal fixed mounting of one end that the baffle is relative has the sealing washer.

The utility model discloses the beneficial effect who reaches is: the utility model relates to an adjustable static pressure case, to the not enough department among the prior art, make following several point improvements, baffle that can drive through the small-size motor gear through the setting, can the size of free control air intake, thereby realize adjusting the demand in order to deal with different users, in addition through setting up the primary filter peripherally and fixed through the joint, it changes the washing to conveniently pull down when the primary filter loses filtering capability because the dust is too much, it is more simple and convenient to reduce the unnecessary labour and let the use, and the forced draught blower of inside setting is installed on the acoustic celotex board when the production of forced draught blower during operation can effectual noise abatement, silence during the use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a work table; 2. a hollow box body; 3. an air inlet; 4. a chute; 5. a fixed seat clamping groove; 6. a primary filter screen; 7. a baffle plate; 8. a motor protection shell; 9. a small-sized motor; 10. a rack; 11. a gear; 12. a primary filter; 13. a sound-absorbing panel; 14. a blower; 15. a high efficiency filter; 16. silencing cotton; 17. an exhaust fan; 18. and a return air pipe.

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 in the present invention, a person skilled in the art can make all other embodiments obtained on the premise of creative work, and all the embodiments belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-2, an adjustable static pressure box comprises a work table 1, a hollow box 2 is fixedly connected to the work table 1, an air inlet 3 is fixedly installed at the top of the hollow box 2 and located in the middle, a sliding groove 4 is drilled between the air inlet 3 and the hollow box 2 to facilitate sliding of a baffle 7, fixed seat clamping grooves 5 are respectively and fixedly installed at the top of the hollow box 2 and located at two sides of the air inlet 3, motor protecting cases 8 are respectively and fixedly installed at two sides of the fixed seat clamping grooves 5, a small motor 9 is installed in the motor protecting case 8, the baffle 7 is slidably connected in the sliding groove 4, a rack 10 is fixedly installed at the inner side of the baffle 7, automatic transmission is realized by meshing connection with a gear 11, a primary filter 12 is installed at the top in the hollow box 2, a plurality of air blowers 14 are fixedly installed on an oil silencing plate 13 and the silencing plate 13 in, high efficiency filter 15 is installed to the cavity box 2 and be located 13 lower extremes of acoustical panel, and the high efficiency is gaseous more, and the equal fixed mounting in cavity box 2 and be located 15 lower extremes of high efficiency filter has the amortization cotton 16, can the noise abatement, and the equal fixed mounting of 16 lower extremes of amortization has exhaust fan 17.

Furthermore, the output end of the small motor 9 is fixedly connected with a gear 11, the gear 11 is meshed with the rack 10, and the small motor can be driven automatically through motor transmission, so that the operation is convenient.

Furthermore, the outer sides of the exhaust fans 17 are fixedly connected with return air pipes 18, so that the exhaust fans can be conveniently connected with external devices.

Furthermore, the bottom of the working table top 1 is fixedly connected with an anti-slip rubber layer, so that the friction force between the anti-slip rubber layer and the ground is increased, the stability is enhanced, and a certain vibration damping effect is also achieved.

Furthermore, a primary filter screen 6 is clamped in the fixed seat clamping groove 5, so that dust and sundries can be filtered, and the fixed seat can be conveniently detached and cleaned.

Further, the equal fixed mounting in the one end that baffle 7 is relative has the sealing washer to make two baffles 7 leakproofness when connecting stronger.

Specifically, the utility model discloses during the use, an adjustable static pressure case, during the use, open air feeder 14 earlier and make the air current pass through air intake 3 and get into inside cavity box 2, then 6 joints of primary filter are in solid seat draw-in groove 5, prevent that some dust and debris from getting into inside cavity box 2, the air current carries out first filtration through primary filter 12 after getting into, then carry out the second filtration through advanced filter 15 once more, increase filtration strength, then the noise that air feeder 14 produced can be absorbed gradually by acoustic celotex board 13 and amortization cotton, the partition reaches the silence effect, the air current can get into in the return air duct 18 through exhaust fan 17 at last, open small-size motor 9 when needs are adjusted the intake and make eating gear 11 rotation drive rack 10 remove, thereby baffle 7 can move simultaneously and control baffle 7 interval control intake size.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An adjustable plenum box, characterized by: including table surface (1), fixedly connected with cavity box (2) on table surface (1), fixed mounting has air intake (3) in the middle of just being located cavity box (2) top, it has spout (4) to cut open between air intake (3) and cavity box (2), cavity box (2) top just is located air intake (3) both sides fixed mounting respectively has solid seat draw-in groove (5), gu seat draw-in groove (5) both sides fixed mounting respectively has motor protective housing (8), install small motor (9) in motor protective housing (8), sliding connection has baffle (7) in spout (4), baffle (7) inboard fixed mounting has rack (10), just be located the top in cavity box (2) and install primary filter (12), just be located primary filter (12) lower extreme in cavity box (2) and fix and come oil muffler (13) just on muffler (13) fixed mounting There are a plurality of forced draught blowers (14), just be located abatvoix (13) lower extreme in cavity box (2) and install high efficiency filter (15), just be located high efficiency filter (15) lower extreme both sides equal fixed mounting in cavity box (2) and have amortization cotton (16), the equal fixed mounting of amortization cotton (16) lower extreme has exhaust fan (17).

2. An adjustable static pressure box according to claim 1, characterized in that a gear (11) is fixedly connected with the output end of the small motor (9) and the gear (11) is meshed with a rack (10).

3. An adjustable plenum box as defined in claim 1, wherein: and air return pipes (18) are fixedly connected to the outer sides of the exhaust fans (17).

4. An adjustable plenum box as defined in claim 1, wherein: the bottom of the working table top (1) is fixedly connected with an anti-skid rubber layer.

5. An adjustable plenum box as defined in claim 1, wherein: a primary filter screen (6) is clamped in the fixed seat clamping groove (5).

6. An adjustable plenum box as defined in claim 1, wherein: and a sealing ring is fixedly arranged at one end opposite to the baffle (7).

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