CN219611738U

CN219611738U - Mixed filter

Info

Publication number: CN219611738U
Application number: CN202320880338.5U
Authority: CN
Inventors: 李域瑶; 康媞; 刘芸; 谷开城
Original assignee: Southwest University
Current assignee: Southwest University
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-08-29
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to a hybrid filter, which comprises a filter shell, wherein an electronic element is arranged in the filter shell, a fixed seat is arranged at the lower end of the filter shell, the upper end surface of the filter shell is a filter door, a first through hole is formed in the rear end surface of the filter shell, a heat dissipation assembly is arranged at the first through hole of the rear end surface of the filter shell, second through holes are formed in the lower ends of the left side and the right side of the filter shell, pins on the two sides of the electronic element penetrate through the second through holes and extend out of the filter shell, and a locking assembly is arranged outside the pins. The utility model can prevent the connecting wire from being disconnected with the filter under the action of external force and timely dissipate heat in the filter shell.

Description

Mixed filter

Technical Field

The present utility model relates to a hybrid filter.

Background

A filter is a device or circuit that processes a signal. Are also being widely produced and used with the continued development of the electronic market. The filters are mainly classified into active filters and passive filters. The main function is to pass through the useful signal as little attenuation as possible and reflect as much unwanted signal as possible. The filter generally has two ports, an input signal and an output signal, and a square wave group or composite noise wave passing through the filter can be selected by utilizing the characteristics so as to obtain a sine wave with a specific frequency. The filter functions to allow a signal of a certain frequency to pass smoothly, while a signal of another frequency is greatly suppressed, which is essentially a frequency selective circuit.

The filter housing in the prior art adopts a general metal housing, has no heat dissipation structure, is easy to generate a large amount of heat under long-time use, reduces the service life of the filter, and is easy to disconnect under the action of external force when the filter is connected with a connecting wire, so that the filter stops working.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the hybrid filter which can prevent a connecting wire from being disconnected with the filter under the action of external force and timely dissipate heat in the filter shell.

The technical scheme for achieving the purpose is as follows:

the utility model provides a hybrid filter, includes the filter shell, be provided with electronic component in the filter shell, the filter shell lower extreme is provided with the fixing base, the filter shell up end is the filter door, first through-hole has been seted up to the filter shell rear end face, the filter shell rear end face first through-hole department is provided with the radiator unit, the second through-hole has been seted up to the filter shell left and right sides lower extreme, the pin of electronic component both sides passes the second through-hole extends to outside the filter shell, be provided with the locking subassembly outward the pin.

Preferably, the filter further comprises a first vent hole and a second vent hole, wherein a plurality of first vent holes are formed in the upper ends of the left side and the right side of the filter shell, and a plurality of second vent holes are formed in the positions, corresponding to the heat dissipation assembly, of the front end face of the filter shell.

Preferably, the heat dissipation assembly comprises a box body, the box body is arranged on the outer side of the heat dissipation assembly on the rear end face of the filter housing, a first supporting plate and a second supporting plate are arranged in the box body, a motor is arranged on the first supporting plate, the second supporting plate is close to one end of the filter housing and is rotationally connected with a rotating shaft, the outer side of the rotating shaft is fixedly connected with a driven wheel, the other end of the rotating shaft is connected with a fan, the output end of the motor is connected with a driving wheel, a driving belt is connected between the driving wheel and the driven wheel, and one end of the box body, which is far away from the filter housing, is provided with a protective net.

Preferably, the fan is disposed at the first through hole.

Preferably, the locking assembly comprises a locking nut, the locking nut is arranged on the outer side face of the pin, and a nut is arranged outside the locking nut.

Preferably, the inside sky of lock nut, the lock nut is kept away from the one end of pin is thicker than being close to the one end of pin, a plurality of recesses have been seted up to the one end equidistance that the lock nut is thicker, nut hole area is less than the lock nut is kept away from the cross-sectional area of the one end of pin.

Preferably, the two ends of the fixing seat are provided with third through holes, and the fixing seat passes through the third through holes through nuts to fix the filter shell.

Preferably, the filter door is connected to the upper end of the filter housing through a hinge, and a handle is arranged on one side of the upper end face of the filter door.

The beneficial effects of the utility model are as follows: the motor, the driving belt, the rotating shaft, the driven wheel and the fan are arranged, and the driving belt is driven by the motor to rotate, so that the driven wheel and the rotating shaft are driven to rotate, and the fan is driven to rotate, internal hot air is blown out from the first through hole, the heat dissipation effect is achieved on electronic elements in the filter shell, and the working efficiency of the filter is improved; through setting up lock nut and nut, the connecting wire passes inside the lock nut and is connected with the pin, screws up to the connecting wire direction through the nut, has played the fixed action, has prevented under the exogenic action, the condition that the connecting wire drops, leads to the filter scram, and damages; the protection net is arranged on the outer side of the box body, so that a large amount of dust outside is prevented from being sucked into the filter shell to damage electronic elements, and accidental injury of a fan caused by carelessness of a worker is prevented.

Drawings

FIG. 1 is an isometric view of a hybrid filter of the present utility model;

FIG. 2 is an isometric view of a hybrid filter portion structure of the present utility model;

FIG. 3 is an isometric view of a hybrid filter portion structure of the present utility model;

FIG. 4 is an isometric view of a hybrid filter portion structure of the present utility model;

FIG. 5 is an isometric view of a hybrid filter portion structure of the present utility model;

FIG. 6 is an isometric view of a portion of the structure of a heat dissipating assembly of the present utility model;

fig. 7 is an isometric view of a latch assembly of the present utility model.

In the figure: 1. a filter housing; 2. an electronic component; 3. a fixing seat; 4. a filter gate; 5. a first through hole; 6. a second through hole; 7. pins; 8. a first vent; 9. a second vent hole; 10. a case; 11. a first support plate; 12. a second support plate; 13. a motor; 14. a transmission belt; 15. a rotation shaft; 16. driven wheel; 17. a protective net; 18. a fan; 19. a lock nut; 20. a screw cap; 21. a groove; 22. a third through hole; 23. a handle.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.

The utility model will be further described with reference to the accompanying drawings.

As shown in fig. 1-7, a hybrid filter comprises a filter housing 1, wherein an electronic element 2 is arranged in the filter housing 1, a fixed seat 3 is arranged at the lower end of the filter housing 1, the upper end surface of the filter housing 1 is a filter door 4, a first through hole 5 is formed in the rear end surface of the filter housing 1, a heat dissipation component is arranged at the first through hole of the rear end surface of the filter housing 1, second through holes 6 are formed in the lower ends of the left side and the right side of the filter housing 1, pins 7 on the two sides of the electronic element 2 extend out of the filter housing 1 through the second through holes 6, and a locking component is arranged outside the pins 7; the upper ends of the left side and the right side of the filter shell 1 are provided with a plurality of first ventilation holes 8, and the front end surface of the filter shell 1 is provided with a plurality of second ventilation holes 9 at the positions corresponding to the radiating components. Third through holes 22 are formed in two ends of the fixing base 3, and the fixing base 3 penetrates through the third through holes 22 through nuts to fix the filter housing 1 at a specified position.

In the embodiment, the heat dissipation assembly comprises a box body 10, the box body 10 is arranged on the outer side of the heat dissipation assembly on the rear end face of the filter housing 1, a first supporting plate 11 and a second supporting plate 12 are arranged in the box body 10, a motor 13 is arranged on the first supporting plate 11, one end, close to the filter housing 1, of the second supporting plate 12 is rotatably connected with a rotating shaft 15, the outer side of the rotating shaft 15 is fixedly connected with a driven wheel 16, the other end of the rotating shaft 15 is connected with a fan 18, and the fan 18 is arranged at the first through hole 5; the output end of the motor 13 is connected with a driving wheel, a driving belt 14 is connected between the driving wheel and a driven wheel 16, and a protective net 17 is arranged at one end of the box body 10 away from the filter housing 1, so that a large amount of dust outside is prevented from being sucked into the filter housing 1, damage to the electronic element 2 is prevented, and accidental injury of a fan 18 caused by carelessness of a worker is also prevented.

Specifically, the motor 13 drives the driving belt 14 to rotate, the driving belt 14 drives the driven wheel 16 and the rotating shaft 15 to rotate, and then drives the fan 18 to rotate, hot air in the filter housing 1 is blown out from the first through hole 5, the heat dissipation effect is achieved on the electronic element 2 in the filter housing 1, and the working efficiency of the filter is improved.

In the embodiment, the locking assembly comprises a locking nut 19, wherein the locking nut 19 is arranged on the outer side surface of the pin 7, and a nut 20 is arranged outside the locking nut 19; wherein, lock nut 19 inside is empty, and lock nut 19 keeps away from the one end of pin 7 and is thicker than the one end that is close to pin 7, and a plurality of recesses 21 have been seted up to lock nut 19 thicker one end equidistance, and nut 20 aperture area is less than the cross-sectional area of lock nut 19 keeps away from the one end of pin 7.

Specifically, the connecting wire passes inside the lock nut 19 and is connected with pin 7, screws up to the connecting wire direction through nut 20, has played the fixed action, has prevented under the exogenic action, and the condition that the connecting wire drops easily leads to the filter scram, and damages.

In the embodiment, the filter door 4 is connected to the upper end of the filter housing 1 by a hinge, and a handle 23 is provided on one side of the upper end surface of the filter door 4.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a hybrid filter, its characterized in that, includes filter housing (1), be provided with electronic component (2) in filter housing (1), filter housing (1) lower extreme is provided with fixing base (3), filter housing (1) up end is filter door (4), first through-hole (5) have been seted up to filter housing (1) rear end face, filter housing (1) rear end face first through-hole (5) department is provided with radiator unit, second through-hole (6) have been seted up to filter housing (1) left and right sides lower extreme, pin (7) of electronic component (2) both sides pass second through-hole (6) extend to outside filter housing (1), pin (7) are equipped with the locking subassembly outward.

2. The hybrid filter according to claim 1, further comprising a first ventilation hole (8) and a second ventilation hole (9), wherein a plurality of first ventilation holes (8) are formed in upper ends of left and right sides of the filter housing (1), and a plurality of second ventilation holes (9) are formed in positions, corresponding to the heat dissipation components, of the front end face of the filter housing (1).

3. The hybrid filter according to claim 1, wherein the heat dissipation assembly comprises a box body (10), the box body (10) is arranged on the outer side of the heat dissipation assembly on the rear end face of the filter housing (1), a first supporting plate (11) and a second supporting plate (12) are arranged in the box body (10), a motor (13) is arranged on the first supporting plate (11), one end, close to the filter housing (1), of the second supporting plate (12) is rotationally connected with a rotating shaft (15), the outer side of the rotating shaft (15) is fixedly connected with a driven wheel (16), the other end of the rotating shaft (15) is connected with a fan (18), the output end of the motor (13) is connected with a driving wheel, a driving belt (14) is connected between the driving wheel and the driven wheel (16), and one end, far away from the filter housing (1), of the box body (10) is provided with a protection network (17).

4. A hybrid filter according to claim 3, characterized in that the fan (18) is arranged at the first through hole (5).

5. A hybrid filter according to claim 1, characterized in that the locking assembly comprises a locking nut (19), the locking nut (19) being arranged on the outer side of the pin (7), a nut (20) being arranged outside the locking nut (19).

6. A hybrid filter according to claim 5, wherein the interior of the locking nut (19) is hollow, the end of the locking nut (19) away from the pin (7) is thicker than the end close to the pin (7), a plurality of grooves (21) are formed in the thicker end of the locking nut (19) at equal intervals, and the hole area of the nut (20) is smaller than the cross-sectional area of the end of the locking nut (19) away from the pin (7).

7. A hybrid filter according to claim 1, characterized in that the fixing base (3) is provided with third through holes (22) at both ends, and the fixing base (3) passes through the third through holes (22) through nuts to fix the filter housing (1).

8. A hybrid filter according to claim 1, characterized in that the filter door (4) is hinged to the upper end of the filter housing (1), and that a handle (23) is provided on the side of the upper end face of the filter door (4).