CN212901969U

CN212901969U - Adjustable static pressure case in wind gap

Info

Publication number: CN212901969U
Application number: CN202022014074.4U
Authority: CN
Inventors: 闫绍会
Original assignee: Tianjin Kaiweida Ventilation Equipment Co ltd
Current assignee: Tianjin Kaiweida Ventilation Equipment Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-06
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses an adjustable static pressure case in wind gap belongs to static pressure case technical field, adjustable static pressure case in wind gap includes the box, the air outlet has been seted up to the box lower extreme, it is connected with the installation pole to rotate on the air outlet, installation pole left side fixedly connected with long leaf fan, and installation pole top fixedly connected with loose axle spare A, loose axle spare A runs through the air outlet lateral wall, loose axle spare A upper end fixedly connected with gangbar. The utility model discloses a loose axle spare A, gangbar and loose axle spare B of different positions drive the whole row of long leaf fan and rotate in step to play the wind gap direction to the static pressure case and adjust, more nimble during the use, the practicality is high, through having added the acoustical panel at the box inner wall, utilizes honeycomb to play the noise reduction sound wave effect, through installing the attenuator in the bottom half, the attenuator plays damping vibration attenuation effect, is fit for being extensively promoted and used.

Description

Adjustable static pressure case in wind gap

Technical Field

The utility model relates to a static pressure case technical field especially relates to an adjustable static pressure case in wind gap.

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. A plenum box is a device that both allows airflow to pass through and effectively prevents or attenuates the outward propagation of acoustic energy.

Patent No. CN102692069A discloses a combined plenum box for ventilation, which is suitable for densely populated public buildings such as movie theaters and conference halls. The concrete floor slab comprises a box body and a concrete floor slab, wherein the box body is an upward-opening box body, and the concrete floor slab covers the opening of the box body and is fixedly connected with the box body; an air inlet pipeline is arranged on the side face of the box body, a plurality of reserved holes are formed in the concrete floor, and an air outlet pipeline is installed at the reserved holes. The invention has the advantages of convenient construction, cost saving and improved floor clearance height.

At present, the static pressure box still has the following defects in the technology: 1. the direction of an air port of the conventional static pressure box is fixed, so that the static pressure box is not flexible enough in use and has low practicability; 2. the existing static pressure box has single functionality, the box body still vibrates slightly during specific operation, the noise is high, and dust in the air is attached to the interior of the box body. To this end, we propose an adjustable plenum box for the tuyere.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable static pressure case in wind gap, loose axle spare A through different positions, gangbar and loose axle spare B drive whole row of long leaf fan and carry out synchronous rotation to play and adjust the wind gap direction of static pressure case, it is more nimble during the use, the practicality is high, through having added the acoustical panel at the box inner wall, utilize honeycomb to play and reduce noise sound wave effect, through installing the attenuator in the bottom half, the attenuator plays damping vibration attenuation effect, can effectively solve the problem in the background art.

The utility model provides a specific technical scheme as follows:

the utility model provides an adjustable static pressure case in wind gap, which comprises a case body, the lower end of the case body is provided with a wind outlet, the wind outlet is rotatably connected with an installation rod, the left side of the installation rod is fixedly connected with a long leaf fan, the top end of the installation rod is fixedly connected with a movable shaft part A, the movable shaft part A penetrates through the outer side wall of the wind outlet, the upper end of the movable shaft part A is fixedly connected with a linkage rod, the upper end of the linkage rod is fixedly connected with a movable shaft part B, the movable shaft part B penetrates through a sliding rod, the lower end of the sliding rod is provided with a sliding block, the outer wall of the upper end of the wind outlet is provided with a sliding groove, the sliding groove is internally and slidably connected with a sliding rod lower sliding block, two sides of the upper end of the case body are fixedly connected with a U-shaped, and the inner walls of two sides of the box body are fixedly connected with silencing plates.

Optionally, the movable shaft a and the movable shaft B are both in an I-shaped cylindrical structure.

Optionally, an air inlet is formed in the upper end of the box body.

Optionally, the interior structure of the sound attenuation plate is honeycomb-shaped.

Optionally, corresponding screw holes are formed in the U-shaped clamping plate and the dust blocking screen plate, and fastening screws are screwed in the screw holes.

The utility model has the advantages as follows:

1. the utility model discloses it is practical, convenient operation and excellent in use effect, through pulling a slice of longleaf fan of installing on the air outlet, then it is rotatory to drive the loose axle A on top through the installation pole of pulling the longleaf fan, then drive loose axle B operation through the gangbar, loose axle B drives the slide bar and slides along box air outlet outer tank orbit, then through the loose axle A of different positions, gangbar and loose axle B drive the whole row of longleaf fan and rotate in step, thereby play and adjust the wind gap direction of static pressure case, it is more nimble during the use, high in practicability, the wind gap direction of having solved current static pressure case is fixed, lead to not high in a flexible way when using, the practicality problem.

2. In the utility model, the dust-blocking screen plate is inserted along the inner groove of the U-shaped screen plate, and the fastening screw is arranged inside the screw hole corresponding to the U-shaped screen plate and the dust-blocking screen plate by using the related tool, so as to complete the fixation of the dust-blocking screen plate, the dust-blocking screen plate is overlapped with the air inlet, the dust-blocking screen plate can effectively filter the dust carried in the air when the static pressure box enters the air, the dust filtering and purifying effect is achieved, and the dust-blocking screen plate is convenient to disassemble and clean, the silencing plate is additionally arranged on the inner wall of the box body, the honeycomb structure is utilized to play a role in reducing noise and sound waves, the damper is arranged at the bottom of the box body, plays a role in damping and vibration reduction, and is assisted by the self expansion and contraction amplitude of the spring to reset, so that the static pressure box is multifunctional as a whole, the problem that the existing static pressure box has single function is solved, the cabinet still vibrates slightly during the specific operation, and the noise is large and the problem that the dust in the air is attached to the inside of the cabinet is accompanied.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of an adjustable plenum box for an air port according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a position a of an adjustable plenum box of an air port according to an embodiment of the present invention;

FIG. 3 is a schematic view of a vibration damping assembly structure of an adjustable plenum box for an air outlet according to an embodiment of the present invention;

fig. 4 is a schematic sectional view of an adjustable plenum box for tuyere according to an embodiment of the present invention;

in the figure: 1. a box body; 2. an air outlet; 3. mounting a rod; 4. a long-blade fan; 5. a movable shaft member A; 6. a linkage rod; 7. a movable shaft member B; 8. a slide bar; 9. a damper; 10. a spring; 11. a sound-absorbing panel; 12. an air inlet hole; 13. a U-shaped clamping plate; 14. fastening screws; 15. a dust blocking screen plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

An adjustable plenum box for an air port according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

As shown in fig. 1-4, an adjustable static pressure box with an air port comprises a box body 1, an air outlet 2 is arranged at the lower end of the box body 1, an installation rod 3 is rotatably connected to the air outlet 2, a long leaf fan 4 is fixedly connected to the left side of the installation rod 3, a movable shaft piece a5 is fixedly connected to the top end of the installation rod 3, the movable shaft piece a5 penetrates through the outer side wall of the air outlet 2, a linkage rod 6 is fixedly connected to the upper end of the movable shaft piece a5, a movable shaft piece B7 is fixedly connected to the upper end of the linkage rod 6, the movable shaft piece B7 penetrates through a sliding rod 8, a sliding block is arranged at the lower end of the sliding rod 8, a sliding groove is arranged on the outer wall of the upper end of the air outlet 2, a sliding block on the lower portion of the sliding rod 8 is slidably connected inside the sliding groove, U-shaped clamping plates 13 are fixedly connected to, the spring 10 is nested outside the damper 9, and the silencing plates 11 are fixedly connected to the inner walls of the two sides of the box body 1.

In the embodiment, as shown in fig. 1-4, by pulling a long leaf 4 installed on an air outlet 2, the installation rod 3 of the pulled long leaf 4 drives the movable shaft a5 at the top end to rotate, and then the linkage rod 6 drives the movable shaft B7 to rotate, the movable shaft B7 drives the slide rod 8 to slide along the track of the outer groove of the air outlet 2 of the box body 1, and then the movable shaft a5, the linkage rod 6 and the movable shaft B7 at different positions drive the whole row of long leaves 4 to synchronously rotate, so that the direction of the air port of the static pressure box is adjusted, the static pressure box is more flexible to use, and the practicability is high; through inserting dust-proof otter board 15 along U type cardboard 13 inside groove, and use relevant instrument with fastening screw 14 install U type cardboard 13 with the corresponding screw inside of dust-proof otter board 15, accomplish the fixed of dust-proof otter board 15, dust-proof otter board 15 piles up with the air intake, static pressure case keeps off dust otter board 15 can effectively filter the dust smugglied secretly in the air when the air inlet, play the dirt purifying effect of straining, and keep off dust otter board 15 and be convenient for dismantle the clearance, through having increased abate board 11 at box 1 inner wall, utilize honeycomb to play the noise reduction sound wave effect, through installing attenuator 9 in box 1 bottom, attenuator 9 plays damping vibration damping effect, and the supplementary of restoring to the throne through the flexible amplitude of spring 10 self, make the whole static pressure case multi-functional.

The movable shaft A5 and the movable shaft B7 are both in I-shaped cylindrical structures.

In this embodiment, as shown in fig. 2, the movable shaft a5 and the movable shaft B7 are both in an I-shaped cylindrical structure, so that the two ends are fixed and the linkage rod 6 can be conveniently engaged with each other.

Wherein, the upper end of the box body 1 is provided with an air inlet 12.

In this embodiment, as shown in fig. 4, the outside air flows into the interior of the plenum box through the air inlet openings 12.

Wherein, the interior structure of the sound attenuation plate 11 is honeycomb-shaped.

In the present embodiment, as shown in fig. 4, the honeycomb structure of the sound-deadening plate 11 provides an effect of reducing noise waves.

Corresponding screw holes are formed in the U-shaped clamping plate 13 and the dust blocking screen plate 15, and fastening screws 14 are screwed in the screw holes.

In this embodiment, as shown in fig. 4, the fastening screws 14 are removed to detach the dust-blocking screen plate 15, so that the dust-blocking screen plate 15 is conveniently detached and cleaned, and blocking is avoided.

It should be noted that, the utility model relates to an adjustable static pressure case in wind gap, in operation, the staff drives the loose axle spare A5 rotation at top through pulling a slice of long leaf fan 4 of installing on the air outlet 2, then through pulling the installation pole 3 of long leaf fan 4, then drive loose axle spare B7 through gangbar 6 and operate, loose axle spare B7 drives slide bar 8 and slides along 2 outer groove tracks of box 1 air outlet, then drive whole row of long leaf fan 4 through loose axle spare A5, gangbar 6 and loose axle spare B7 of different positions and rotate synchronously, thereby play and adjust the wind gap direction of static pressure case, more nimble during the use, the practicality is high; through inserting dust-proof otter board 15 along U type cardboard 13 inside groove, and use relevant instrument with fastening screw 14 install U type cardboard 13 with the corresponding screw inside of dust-proof otter board 15, accomplish the fixed of dust-proof otter board 15, dust-proof otter board 15 piles up with the air intake, static pressure case keeps off dust otter board 15 can effectively filter the dust smugglied secretly in the air when the air inlet, play the dirt purifying effect of straining, and keep off dust otter board 15 and be convenient for dismantle the clearance, through having increased abate board 11 at box 1 inner wall, utilize honeycomb to play the noise reduction sound wave effect, through installing attenuator 9 in box 1 bottom, attenuator 9 plays damping vibration damping effect, and the supplementary of restoring to the throne through the flexible amplitude of spring 10 self, make the whole static pressure case multi-functional.

The utility model discloses a box body 1; an air outlet 2; a mounting rod 3; a long-blade fan 4; a movable shaft a 5; a linkage rod 6; a movable shaft B7; a slide bar 8; a damper 9; a spring 10; the sound-absorbing panel 11; an air inlet hole 12; a U-shaped clamping plate 13; a fastening screw 14; the components of the dust barrier panel 15 are all standard or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The static pressure box with the adjustable air port comprises a box body (1) and is characterized in that an air outlet (2) is formed in the lower end of the box body (1), an installation rod (3) is connected to the air outlet (2) in a rotating mode, a long leaf fan (4) is fixedly connected to the left side of the installation rod (3), a movable shaft piece A (5) is fixedly connected to the top end of the installation rod (3), the movable shaft piece A (5) penetrates through the outer side wall of the air outlet (2), a linkage rod (6) is fixedly connected to the upper end of the movable shaft piece A (5), a movable shaft piece B (7) is fixedly connected to the upper end of the linkage rod (6), the movable shaft piece B (7) penetrates through a sliding rod (8), a sliding block is formed in the lower end of the sliding rod (8), a sliding groove is formed in the outer wall of the upper end of the air outlet (2), a sliding block on the lower portion of, the dust blocking net plate (15) is embedded in the U-shaped clamping plate (13), the damper (9) is detachably connected to the bottom of the box body (1) through a bolt, the spring (10) is embedded in the outer portion of the damper (9), and the silencing plates (11) are fixedly connected to the inner walls of the two sides of the box body (1).

2. A tuyere-adjustable static pressure box according to claim 1, characterized in that the movable shaft A (5) and the movable shaft B (7) are in I-shaped column structure.

3. A tuyere-adjustable static pressure box according to claim 1, characterized in that an air inlet hole (12) is opened on the upper end of the box body (1).

4. A tuyere-adjustable static pressure box according to claim 1, characterized in that the internal structure of said acoustical panel (11) is cellular.

5. The tuyere-adjustable static pressure box according to claim 1, wherein the U-shaped clamping plate (13) and the dust-blocking screen plate (15) are provided with corresponding screw holes, and fastening screws (14) are screwed inside the screw holes.