CN210900131U

CN210900131U - Micro-positive pressure ventilation device for cabinet

Info

Publication number: CN210900131U
Application number: CN201921714961.3U
Authority: CN
Inventors: 赵晓凯; 戚兆刚
Original assignee: Tangshan Boyu Electronic Co ltd
Current assignee: Tangshan Boyu Electronic Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-06-30
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a micro-positive pressure ventilation device for a cabinet, which comprises a connecting frame, wherein a wind pressure detection device is arranged on the surface of the inner side wall of the connecting frame, and a filter cover is arranged on the top end of the connecting frame, the ventilation device with the connecting frame, the wind pressure detection device and the filter cover is arranged, the ventilation device can be flexibly arranged on the top end of the cabinet, when in use, a motor is started after being connected with electricity, a fan is driven to rotate, air is driven to flow in from the outer surface of the filter cover, the filtered air enters the interior of the cabinet, the temperature of the cabinet is reduced, when in use for a period of time, the air pressure detection device reads a reduced number and gives an alarm to remind of replacement, when in replacement, a fixed screw button is unlocked, a baffle is turned over to replace, thereby effectively solving the problem that the existing micro-positive pressure ventilation device for the cabinet only adopts the fan to ventilate and has poor dust, the installation is inconvenient.

Description

Micro-positive pressure ventilation device for cabinet

Technical Field

The utility model relates to a rack ventilation technical field specifically is a pressure-fired ventilation unit for rack.

Background

The cabinet is generally made of cold-rolled steel plates or alloys and used for storing computers and related control equipment, can provide protection for the storage equipment, shields electromagnetic interference, and arranges the equipment orderly and orderly, thereby facilitating the subsequent maintenance of the equipment. The cabinets are generally divided into a server cabinet, a network cabinet, a console cabinet and the like, the existing micro-positive pressure ventilation device for the cabinets only adopts a fan for ventilation, so that the dust separation effect is poor, and the existing micro-positive pressure ventilation device is mostly and directly assembled outside the cabinets, so that the installation and the use are inflexible, and the installation is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure-fired ventilation unit is used to rack to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pressure-fired ventilation unit for rack, includes the connection frame, the inside wall surface of connection frame is equipped with wind pressure detection device, the top of connection frame is equipped with the filter mantle, wind pressure detection device is including the fixed pipe of seting up the ventilation hole, the outside end of fixed pipe is equipped with the siphunculus, the internal surface of siphunculus is equipped with the film, the internal surface that the internal surface of film is located fixed pipe is equipped with the slip varistor mechanism, the filter mantle includes the joint frame, the top of joint frame is equipped with the cassette of tile arris form.

Preferably, the connection frame includes fixed frame, the vent has been seted up to the upper surface of fixed frame, the internal surface of vent is equipped with solid fixed ring, gu fixed ring's internal surface is equipped with the motor, the output of motor is equipped with the fan.

Preferably, the upper surface of fixed frame is equipped with the grafting frame, the side end of fixed frame is equipped with the connecting axle, the fixed orifices has been seted up to the upper surface of fixed frame.

Preferably, the inner surfaces of the fixed pipe and the through pipe are provided with openings, and the openings are assembled on the outer surface of the film.

Preferably, the sliding variable resistance mechanism comprises a variable resistance tube, a guide post is sleeved on the inner surface of the variable resistance tube, and the outer side end of the guide post is assembled on the outer side surface of the film.

Preferably, the upper surface of joint frame is equipped with filters the wall, the upper surface of filtering the wall is equipped with the mount, the inboard surface assembly of mount is at the surface of cassette, the side upper surface of joint frame closely laminates there is the baffle, the outside end of baffle is equipped with the fixed axle, the fixed axle cup joints the surface at the connecting axle, the upper surface of baffle has cup jointed fixed screw button, the bottom spiro union of fixed screw button is at the internal surface of fixed orifices.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a ventilation unit with splice frame, wind pressure detection device and filter mantle has been set up, can be nimble install in the top of rack, when using, start after connecting the motor electricity, it rotates to drive the fan, it flows in to drive the air from the surface of filter mantle, through the inside of filterable air admission rack, cool down the rack, after using a period, when the filter mantle air permeability is lower, wind pressure detection device reading reduces the warning, remind the change, when changing, after fixing the knob unblock, turn over the baffle and change, the effectual pressure-fired ventilation unit who has solved current rack usefulness only adopts the fan to ventilate the dust removal effect that brings poor, install inconvenient problem.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an assembly schematic diagram of the present invention.

Fig. 3 is the assembly schematic view of the ventilation device of the present invention.

Fig. 4 is the utility model discloses wind pressure detection device dissects the schematic diagram.

In the figure: 1. the air-conditioning filter comprises a connecting frame, 11, a fixing frame, 12, a ventilation opening, 13, a fixing ring, 14, a connecting shaft, 15, a fixing hole, 16, a motor, 17, a fan, 18, a sleeving frame, 2, a wind pressure detection device, 21, a fixing pipe, 22, a through pipe, 23, a hole, 24, a film, 25, a guide pillar, 26, a rheostatic pipe, 3, a filter cover, 31, a clamping frame, 32, a filter wall, 33, a fixing frame, 34, a filter sheet, 35, a fixing shaft, 36, a baffle, 37 and a fixing screw button.

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, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a micro-positive pressure ventilation device for a cabinet comprises a connecting frame 1, wherein a wind pressure detection device 2 is assembled on the surface of the inner side wall of the connecting frame 1, a filter cover 3 is assembled at the top end of the connecting frame 1, the wind pressure detection device 2 comprises a fixed pipe 21 provided with a ventilation hole, the outer side end of the fixed pipe 21 is assembled with a through pipe 22, the inner surface of the through pipe 22 is assembled with a film 24, the inner surface of the film 24, which is positioned on the inner surface of the fixed pipe 21, is assembled with a sliding variable resistance mechanism, the filter cover 3 comprises a clamping frame 31, and the top end of the clamping frame 31 is assembled with a;

the utility model provides a ventilation unit with splice frame 1, wind pressure detection device 2 and filter mantle 3, can be nimble install in the top of rack, when using, start after connecting motor 16 electricity, drive fan 17 and rotate, it flows in to drive the surface of air from filter mantle 3, the inside through filterable air admission rack, cool down the rack, after using a period, when the filter mantle 3 air permeability is lower, 2 readings of wind pressure detection device reduce the warning, remind the change, when changing, after 37 unblocks of fixed turnbuckle, open baffle 36 and change, the effectual pressure-fired ventilation unit who has solved current rack usefulness only adopts the fan to ventilate the dust separation effect that brings poor, the inconvenient problem of installation.

Particularly, vent 12 has been seted up including fixed frame 11 to the joint frame 1, the upper surface of fixed frame 11, and the internal surface of vent 12 is equipped with solid fixed ring 13, and solid fixed ring 13's internal surface is equipped with motor 16, and motor 16's output is equipped with fan 17, the utility model discloses in use motor 16 be a ripe prior art motor, therefore its parameter etc. is in the utility model discloses do not do too much to describe repeatedly.

Particularly, the upper surface of fixed frame 11 is equipped with the grafting frame 18, and the side end of fixed frame 11 is equipped with connecting axle 14, and fixed orifices 15 has been seted up to the upper surface of fixed frame 11, and the connecting action of the fixed frame 11 of siphunculus, will in a flexible way the utility model discloses the assembly is on the top of rack to with another does not possess motor 16 or reversal circuit and connects the electricity the utility model discloses assemble lateral wall or the bottom at the rack, thereby realize the dust separation ventilation to the rack, when the rack is less, the air outlet only need not possess motor 16 in the installation the utility model discloses, when the rack is great or required power is higher, then adopt the utility model discloses and connect the electricity to motor 16 reversal, drive motor 16 and the motor 16 at top turn to on the contrary to directional air stirring guarantees the radiating and ventilating effect.

Specifically, the inner surfaces of the fixed pipe 21 and the through pipe 22 are opened with an opening 23, the opening 23 is assembled on the outer surface of the film 24, in the utility model, after the air flow passes through the through pipe 22, the caliber of the through pipe 22 is smaller than that of the vent 12, so that the flow velocity of the air flow in the through pipe 22 is faster than that of the outer wall of the through pipe 22, therefore, the air pressure in the through pipe 22 is small, the film 24 bulges out to the through pipe 22, the guide post 25 is driven to move to the side of the through pipe 22, the current is obtained through the circuit, the normal current is recorded, when the filter cover 3 reaches a certain dust accumulation degree, the air flow in the through pipe 22 is slowed down, the air pressure is not much different from the external air pressure, so the film 24 moves to the fixed pipe 21 side, the resistance changes, therefore, the current changes, and after the set current interval is reached, the monitor is reminded by an external computer and other equipment, so that the purpose of reminding is achieved.

Specifically, the sliding varistor mechanism includes a varistor tube 26, a guide post 25 is fitted around the inner surface of the varistor tube 26, and the outer end of the guide post 25 is fitted to the outer surface of the film 24. The utility model discloses the slip varistor mechanism that uses is the most commonly used slip varistor ware principle among the prior art, and it is different to remove the resistance of switch-on between siphunculus guide pillar 25 and the varistor 26, and under the condition of applyingthe same voltage, the current change in the change circuit is changed to the removal of guide pillar 25 to reach the purpose that detects.

Specifically, the upper surface of the clamping frame 31 is provided with the filtering wall 32, the upper surface of the filtering wall 32 is provided with the fixing frame 33, the inner side surface of the fixing frame 33 is assembled on the outer surface of the filtering sheet 34, the upper surface of the side end of the clamping frame 31 is tightly attached with the baffle 36, the outer side end of the baffle 36 is provided with the fixing shaft 35, the fixing shaft 35 is sleeved on the outer surface of the connecting shaft 14, the upper surface of the baffle 36 is sleeved with the fixing screw button 37, the bottom end of the fixing screw button 37 is screwed on the inner surface of the fixing hole 15, the filtering sheet 34 in a corrugated shape of the through pipe improves the dust isolation effect and improves the ventilation.

The working principle is as follows: when using, connect the motor 16 to start after the electricity, drive fan 17 and rotate, drive the air and flow in from the surface of filter mantle 3, through the inside of filterable air admission rack, cool down the rack, after using a period, when filter mantle 3 air permeability is lower, the 2 reading of wind pressure detection device reduces the warning, reminds the change, when changing, with fixed knob 37 unblock back, open baffle 36 and change.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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 pressure-fired ventilation unit for rack, includes linking frame (1), its characterized in that: the inside wall surface of joint frame (1) is equipped with wind pressure detection device (2), the top of joint frame (1) is equipped with filter mantle (3), wind pressure detection device (2) are including fixed pipe (21) of seting up the ventilation hole, the outside end of fixed pipe (21) is equipped with siphunculus (22), the internal surface of siphunculus (22) is equipped with film (24), the internal surface that the internal surface of film (24) is located fixed pipe (21) is equipped with the slip varistor mechanism, filter mantle (3) are including joint frame (31), the top of joint frame (31) is equipped with corrugated filter plate (34).

2. The micro-positive pressure ventilation device for the cabinet according to claim 1, wherein: the connection frame (1) is including fixed frame (11), vent (12) have been seted up to the upper surface of fixed frame (11), the internal surface of vent (12) is equipped with solid fixed ring (13), the internal surface of solid fixed ring (13) is equipped with motor (16), the output of motor (16) is equipped with fan (17).

3. The micro-positive pressure ventilation device for the cabinet as claimed in claim 2, wherein: the upper surface of fixed frame (11) is equipped with cup joint frame (18), the side end of fixed frame (11) is equipped with connecting axle (14), fixed orifices (15) have been seted up to the upper surface of fixed frame (11).

4. The micro-positive pressure ventilation device for the cabinet according to claim 1, wherein: the inner surfaces of the fixed pipe (21) and the through pipe (22) are provided with an opening (23), and the opening (23) is assembled on the outer surface of the film (24).

5. The micro-positive pressure ventilation device for the cabinet according to claim 1, wherein: the sliding variable resistance mechanism comprises a variable resistance tube (26), a guide post (25) is sleeved on the inner surface of the variable resistance tube (26), and the outer side end of the guide post (25) is assembled on the outer side surface of the thin film (24).

6. The micro-positive pressure ventilation device for the cabinet as claimed in claim 3, wherein: the upper surface of joint frame (31) is equipped with and filters wall (32), the upper surface of filtering wall (32) is equipped with mount (33), the surface of the inboard surface assembly of mount (33) at cassette (34), the side upper surface of joint frame (31) closely laminates baffle (36), the outside end of baffle (36) is equipped with fixed axle (35), fixed axle (35) cup joint the surface at connecting axle (14), the upper surface of baffle (36) has cup jointed fixed knob (37), the bottom spiro union of fixed knob (37) is at the internal surface of fixed orifices (15).