CN221058656U

CN221058656U - Multifunctional feedback suppressor

Info

Publication number: CN221058656U
Application number: CN202323010616.0U
Authority: CN
Inventors: 唐小敏
Original assignee: Guangzhou Jianma Electric Appliance Co ltd
Current assignee: Guangzhou Jianma Electric Appliance Co ltd
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-05-31
Anticipated expiration: 2033-11-08

Abstract

The utility model relates to the field of feedback suppressors, and discloses a multifunctional feedback suppressor which comprises a suppressor body and two groups of heat dissipation members arranged on two sides of the suppressor body, wherein each heat dissipation member comprises a fixed box, one end of each fixed box is closed and connected with the side face of the suppressor body, the other end of each fixed box is open, a plurality of heat dissipation holes are formed in the closed end of each fixed box and the side face of the suppressor body in an array mode, a heat dissipation fan is arranged in each suppressor body, a baffle assembly is arranged in each fixed box, the baffle assemblies are arranged to switch between a blocking state for blocking the heat dissipation holes and a withdrawal state for withdrawing the blocking, and the heat dissipation holes are uniformly distributed in two parts and are respectively positioned on two sides of the baffle assembly in the withdrawal state.

Description

Multifunctional feedback suppressor

Technical Field

The utility model relates to the field of feedback suppressors, in particular to a multifunctional feedback suppressor.

Background

The feedback inhibitor is a device for automatically pulling a feedback point, when acoustic feedback occurs, the frequency and the attenuation amount of the feedback inhibitor can be found and calculated immediately, and a command for inhibiting the acoustic feedback is executed according to a calculation result, so that the purposes of automatically inhibiting howling and eliminating the acoustic feedback are achieved.

When the existing feedback suppressor is used, heat is generated inside the feedback suppressor, so that heat dissipation is needed, a common heat dissipation technology is that a heat dissipation fan is arranged inside the feedback suppressor, heat dissipation holes are respectively formed in two side faces of the feedback suppressor, external dust is easily led to enter the feedback suppressor through the heat dissipation holes to cause internal damage of the feedback suppressor, based on the heat dissipation mode, a Chinese patent of an authorized publication number CN217307859U is found through retrieval, an air outlet is plugged through a sliding baffle plate, so that dust does not enter when the digital feedback suppressor is not used, the sliding baffle plate is moved when the digital feedback suppressor is used, the air outlet is opened, the air enters the feedback suppressor through filtering of a filter screen, and the heat dissipation purpose is achieved, so that the digital feedback suppressor has some defects: 1. as shown in fig. 1 and 2 of the patent document, the sliding baffle can only block or open a group of air outlets, and if a plurality of air outlets are arranged on the same side surface in order to improve the heat dissipation effect, the sliding baffle cannot block the plurality of air outlets, so that improvement is needed; 2. after long-term use, the filter screen is inevitably stained with excessive dust, and needs to be cleaned, and the cleaning of the filter screen in the patent document is inconvenient.

Based on the above, the present utility model proposes a multifunctional feedback suppressor.

Disclosure of utility model

To solve the problems mentioned in the background above, the present utility model provides a multifunctional feedback suppressor.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows.

The multifunctional feedback suppressor comprises a suppressor body and two groups of heat dissipation members arranged on two sides of the suppressor body, wherein each heat dissipation member comprises a fixed box, one end of each fixed box is closed and connected with the side face of the suppressor body, the other end of each fixed box is open, a plurality of heat dissipation holes are formed in the closed end of each fixed box and the side face of the suppressor body in an array manner, and a heat dissipation fan is arranged in each suppressor body;

the fixed box is internally provided with a baffle assembly, the baffle assembly is arranged to be switched between a plugging state for plugging the radiating holes and a withdrawal state for withdrawing the plugs, and the radiating holes are equally divided into two parts and are respectively positioned at two sides of the baffle assembly in the withdrawal state.

Further, the baffle assembly comprises a baffle which is slidably arranged in the fixed box, two groups of baffles are arranged along the direction perpendicular to the closed end of the fixed box and are respectively an outer baffle and an inner baffle, the upper end of the outer baffle extends inwards to form an upper convex plate, the lower end of the inner baffle extends inwards to form a lower convex plate, racks are arranged on opposite sides of the upper convex plate and the lower convex plate, gears are arranged between the two groups of racks, and the gears are meshed with the racks.

Further, the two cavity walls of the fixed box along the moving direction of the baffle are embedded with a first magnet, one side of the outer baffle or the inner baffle, which faces the first magnet, is embedded with a second magnet, and the magnetic poles of the first magnet and the second magnet are opposite.

Further, a protrusion is arranged on the fixing box, a second magnet on the outer baffle is close to a corresponding first magnet, the moving direction of the outer baffle is named as a first direction, the protrusion is positioned behind the first direction, one side, opposite to the outer baffle, of the protrusion is respectively embedded with a third magnet, and magnetic poles opposite to the third magnets are opposite to each other.

Furthermore, the upper end face of the fixed box is provided with a slot, and a filter plate is sleeved in the slot.

Further, the upper end face of the fixed box is provided with a connecting groove communicated with the slot, the upper end of the filter plate extends to form a connecting plate, the connecting plate is positioned in the connecting groove, one side, opposite to the bottom of the connecting groove, of the connecting plate is respectively embedded with a magnet IV, and magnetic poles of the two magnets IV are opposite to each other.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the heat dissipation holes on the side surface of the inhibitor body are more, the heat dissipation effect is better, only the outer baffle is required to be moved, the outer baffle is moved through the cooperation of the rack and the gear, the inner baffle is driven to correspondingly move by itself, and the operation is more convenient and rapid;

Furthermore, the arrangement of the first magnet, the second magnet and the third magnet can keep the current state unchanged after the baffle plate assembly is switched, so that the heat dissipation holes are kept to be blocked or opened unchanged;

Further, the setting of filter screen can filter the dust in the air, plays dustproof purpose, and further, the setting of magnet IV can be convenient for the user to detain out the filter plate, cleans the filter plate.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a heat dissipating member;

FIG. 3 is an exploded view of the mounting box and filter plate;

FIG. 4 is a schematic diagram of the connection between two sets of baffles;

Fig. 5 is an enlarged view of a in fig. 2.

The reference numerals in the drawings are:

1. A suppressor body; 2. a heat radiation member; 3. a fixed box; 4. a heat radiation hole; 5. a slot; 6. a connecting groove; 7. a filter plate; 8. a connecting plate; 9. an outer baffle; 10. an inner baffle; 11. a rack; 12. a gear; 13. a protrusion.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

In this scheme, multi-functional referring to, this scheme can realize heat dissipation, dustproof, be convenient for clean these three kinds of performances.

Example 1

As shown in fig. 1 to 5, the multi-functional feedback suppressor includes a suppressor body 1 and two sets of heat dissipation members 2 provided on both sides of the suppressor body 1.

The heat radiation member 2 includes a fixing case 3, one end of the fixing case 3 is closed and connected to a side surface of the suppressor body 1, and the other end is opened.

The closed end of the fixed box 3 and the side surface of the inhibitor body 1 are both provided with a plurality of heat dissipation holes 4 in an array manner for air flow during heat dissipation, and in addition, a heat dissipation fan is arranged inside the inhibitor body 1.

The fixed box 3 is internally provided with baffle assemblies, the plurality of radiating holes 4 are equally divided into two parts and are respectively positioned at two sides of the baffle assemblies in the withdrawal state, and the baffle assemblies are arranged to be switched between the plugging state of plugging the radiating holes 4 and the withdrawal state of withdrawing plugging.

The baffle assembly comprises baffles which are slidably mounted in the fixed box 3, wherein the baffles are provided with two groups of outer baffles 9 and inner baffles 10 respectively along the direction perpendicular to the closed end of the fixed box 3, the upper ends of the outer baffles 9 extend inwards to form upper convex plates, and the lower ends of the inner baffles 10 extend inwards to form lower convex plates, wherein the inward direction refers to the direction towards the closed end of the fixed box 3.

The upper convex plate and the lower convex plate are provided with racks 11 on opposite sides, a gear 12 is arranged between the two groups of racks 11, and the gear 12 is meshed with the racks 11.

The working procedure of the first embodiment is shown as follows:

in the initial state, the outer baffle plate 9 and the inner baffle plate 10 are respectively contacted with the two cavity walls of the fixed box 3 to seal all the heat dissipation holes 4;

When the inhibitor body 1 is used, the outer baffle plate 9 is moved to expose the corresponding heat dissipation holes 4, meanwhile, the outer baffle plate 9 is moved through the matching of the racks 11 and the gears 12, the inner baffle plate 10 is also moved, the corresponding heat dissipation holes 4 are also exposed, and finally, all the heat dissipation holes 4 are exposed, so that heat dissipation can be performed normally.

In the preferred embodiment, when the baffle assembly seals the heat dissipation hole 4, in order to avoid the baffle moving during the carrying and moving process of the inhibitor body 1, so that the heat dissipation hole 4 is exposed, the first magnet can be embedded in two cavity walls of the fixed box 3 along the moving direction of the baffle, the second magnet is embedded in one side of the outer baffle 9 or the inner baffle 10, which faces the first magnet, the magnetic poles of the first magnet and the second magnet are opposite, so that the baffle is prevented from moving in a magnetic adsorption manner, in addition, when the inhibitor is used, the magnetic adsorption can be overcome by a little force, so that the baffle moves, and when all the heat dissipation holes 4 are exposed, the baffle is far away from the first magnet, the magnetic adsorption force is very weak, and no influence is generated.

In the same way, as shown in fig. 5, the fixing box 3 is provided with a protrusion 13, the protrusion 13 does not obstruct the movement of the inner baffle 10, the second magnet on the outer baffle 9 is close to the first magnet, the movement direction of the outer baffle 9 is named as the first direction, and the protrusion 13 is positioned behind the outer baffle 9 along the first direction; the heat dissipation device has the advantages that when the heat dissipation hole 4 is exposed, the protrusion 13 is in contact with the outer baffle 9, one magnet III is respectively inlaid on one side of the heat dissipation hole 4, the opposite magnetic poles of the two magnets III are opposite, the heat dissipation hole is magnetically adsorbed, the outer baffle 9 is adsorbed and limited in a magnetic adsorption mode to prevent the heat dissipation hole from moving, in addition, when the heat dissipation device is not used, the magnetic adsorption can be overcome by applying a small force, the outer baffle 9 is moved, and after the heat dissipation hole 4 is exposed, the two magnets III are respectively far away, so that no influence is generated.

Example two

As shown in fig. 3, the upper end surface of the fixing box 3 is provided with a slot 5 and a connecting slot 6, the slot 5 is communicated with the heat dissipation hole 4, a filter plate 7 is sleeved in the slot 5, a connecting plate 8 extends from the upper end of the filter plate 7, the connecting plate 8 is positioned in the connecting slot 6, one side of the connecting plate 8 opposite to the bottom of the connecting slot 6 is provided with a magnet four respectively, and the magnetic poles of the two magnets four opposite to each other are opposite to each other and are magnetic adsorption force.

When the radiating holes 4 are exposed, air is filtered through the filter plate 7, so that dust is prevented from entering the inhibitor body 1 along with the air, and when excessive dust is smeared on the filter plate 7 due to long-time use, the filter plate 7 can be directly buckled, and the filter plate is cleaned conveniently.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. The utility model provides a multi-functional feedback inhibitor, includes inhibitor body (1) and sets up two sets of heat dissipation component (2) in inhibitor body (1) both sides, its characterized in that: the heat dissipation component (2) comprises a fixed box (3), one end of the fixed box (3) is closed and connected with the side face of the inhibitor body (1), the other end of the fixed box is open, a plurality of heat dissipation holes (4) are formed in the closed end of the fixed box (3) and the side face of the inhibitor body (1) in an array mode, and a heat dissipation fan is arranged in the inhibitor body (1);

Be provided with the baffle subassembly in fixed box (3), the baffle subassembly sets up to switch between the shutoff state of shutoff louvre (4) and the withdrawal state of withdrawing the shutoff, and a plurality of louvres (4) are equally divided and are two parts and are located the both sides of baffle subassembly that is in the withdrawal state respectively.

2. The multi-function feedback suppressor of claim 1, wherein: the baffle assembly comprises baffle plates which are slidably mounted in the fixed box (3), two groups of baffle plates are arranged along the direction perpendicular to the closed end of the fixed box (3) and are respectively an outer baffle plate (9) and an inner baffle plate (10), the upper ends of the outer baffle plates (9) extend inwards to form an upper convex plate, the lower ends of the inner baffle plates (10) extend inwards to form a lower convex plate, racks (11) are arranged on opposite sides of the upper convex plate and the lower convex plate, gears (12) are arranged between the two groups of racks (11), and the gears (12) are meshed with the racks (11).

3. The multi-function feedback suppressor of claim 2, wherein: the two cavity walls of the fixed box (3) along the moving direction of the baffle are embedded with a first magnet, one side of the outer baffle (9) or the inner baffle (10) facing the first magnet is embedded with a second magnet, and the first magnet and the second magnet are opposite in opposite magnetic poles.

4. The multi-function feedback suppressor of claim 2, wherein: the fixing box (3) is provided with a bulge (13), a magnet II on the outer baffle plate (9) is close to a corresponding magnet I, the moving direction of the outer baffle plate (9) is named as a direction I, the bulge (13) is positioned at the rear of the outer baffle plate (9) along the direction I, one side, opposite to the outer baffle plate (9), of the bulge (13) is respectively inlaid with a magnet III, and magnetic poles opposite to the two magnets III are opposite.

5. The multi-function feedback suppressor of claim 1, wherein: the upper end face of the fixed box (3) is provided with a slot (5), and a filter plate (7) is sleeved in the slot (5).

6. The multi-function feedback suppressor of claim 5, wherein: the upper end face of the fixed box (3) is provided with a connecting groove (6) communicated with the slot (5), the upper end of the filter plate (7) extends to form a connecting plate (8), the connecting plate (8) is positioned in the connecting groove (6), one side, opposite to the bottom of the connecting groove (6), of the connecting plate (8) is respectively embedded with one magnet four, and the magnetic poles of the two magnets four are opposite to each other.