CN113054937B

CN113054937B - Blade-shaped cold piece for APF filter

Info

Publication number: CN113054937B
Application number: CN202110332105.7A
Authority: CN
Inventors: 李稳良
Original assignee: Feilai Electric Shanghai Co ltd
Current assignee: Feilai Electric Shanghai Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2022-10-28
Anticipated expiration: 2041-03-29
Also published as: CN113054937A

Abstract

The invention discloses a blade-shaped cold plate for an APF filter, relates to the technical field of APF filters, and aims to solve the problems that the cooling and heat dissipation functions of internal equipment elements are single and the heat dissipation cost consumption is high in the use process of the conventional APF filter. The inside of wave filter main part is provided with the module frame, the inside of module frame is provided with the cold piece of blading, the central point of module frame puts and is provided with the line of location sleeve, the inside of the cold piece of blading is provided with the cold piece base plate, be provided with cold side metal backing plate on the outer wall of cold piece base plate, be provided with the seal ring pad on the outer wall of the cold piece of blading, be provided with on the upper surface of cold piece base plate and connect electric element and electronic component, the telescopic inside of line of location is provided with the through wires hole, the inside in through wires hole is provided with anodal wire and negative pole wire, and anodal wire and negative pole wire are respectively through connecting electric element and the cold piece electric connection of blading.

Description

Blade-shaped cold piece for APF filter

Technical Field

The invention relates to the technical field of APF filters, in particular to a blade-shaped cold plate for an APF filter.

Background

The APF filter, namely the active power filter, is a novel power electronic device for dynamically inhibiting harmonic waves and compensating reactive power, can compensate harmonic waves with changed size and frequency and reactive power with changed size and frequency, the active filter is called as an active filter, the device needs to provide a power supply as the name suggests, the application of the device can overcome the defects of traditional harmonic wave inhibition and reactive power compensation methods such as an LC filter and the like, dynamic tracking compensation is realized, and harmonic waves and reactive power can be compensated. The command current arithmetic circuit monitors the current in the line in real time, converts an analog current signal into a digital signal, sends the digital signal into a high-speed digital signal processor to process the signal, separates harmonic waves from fundamental waves, sends a driving pulse to the compensating current generating circuit in a pulse width modulation signal form, generates compensating current which is equal to the amplitude of the harmonic current of the power grid and has opposite polarity, injects the compensating current into the power grid, compensates or counteracts the harmonic current, and actively eliminates the power harmonic.

The conventional APF filter has a single cooling and heat dissipation function of internal equipment elements in the use process and high heat dissipation cost consumption, so that the blade-shaped cold plate for the APF filter is provided.

Disclosure of Invention

The invention aims to provide a blade-shaped cold plate for an APF filter, which aims to solve the problems that the conventional APF filter proposed in the background art has a single cooling and heat dissipation function of internal equipment elements in the use process and has high heat dissipation cost consumption.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bladelike cold plate for APF filter, includes the wave filter main part, the inside of wave filter main part is provided with the module frame, the inside of module frame is provided with the bladelike cold plate, the central point of module frame puts and is provided with the line sleeve, the inside of bladelike cold plate is provided with the cold plate base plate, be provided with cold side metal backing plate on the outer wall of cold plate base plate, be provided with sealed ring gasket on the outer wall of bladelike cold plate, be provided with on the upper surface of cold plate base plate and connect electric element and electronic component, the telescopic inside of line sleeve is provided with the through wires hole, the inside of through wires hole is provided with anodal wire and negative pole wire, and anodal wire and negative pole wire are respectively through connecting electric element and bladelike cold plate electric connection, all be provided with the thermovent on the outer wall all around of module frame, and thermovent and module frame integrated into one piece setting, the telescopic central point of line is provided with central circle seat, and central circle seat integrated into one piece setting with the line sleeve, the inside of central circle seat is provided with the ventilation hole, and the sealed dust-proof net with the sealed connection of resistance.

Preferably, a case safety door is arranged on the front end face of the filter main body and movably connected with the filter main body through a hinge, a display window is arranged inside the case safety door, and the display window and the case safety door are integrally formed.

Preferably, the filter main body is internally provided with an organization part, the organization part and the filter main body are integrally formed, the case safety door is internally provided with a heat dissipation frame, and the heat dissipation frame and the case safety door are integrally formed.

Preferably, all be provided with the reinforcement boxboard on the both sides outer wall of wave filter main part, and reinforcement boxboard and wave filter main part integrated into one piece set up, be provided with the edge backplate on the outer wall of reinforcement boxboard, and edge backplate and reinforcement boxboard integrated into one piece set up.

Preferably, the bottom of the filter main body is provided with a supporting base, the supporting base and the filter main body are integrally formed, the top of the filter main body is provided with a protective top cover, and the protective top cover and the filter main body are integrally formed.

Preferably, the outer walls of the two sides of the protection top cover are provided with shielding partition plates, the shielding partition plates and the protection top cover are integrally formed, the top of the protection top cover is provided with lifting lugs, and the lifting lugs and the protection top cover are integrally formed.

Preferably, install the rubber wire cutting ferrule on the outer wall of anodal wire and negative pole wire, the size of rubber wire cutting ferrule is greater than the bore of through wires hole, and the rubber wire cutting ferrule is modular structure, be provided with the viscose pad on the inner wall of rubber wire cutting ferrule, and the rubber wire cutting ferrule passes through the outer wall fixed connection of viscose pad and anodal wire and negative pole wire.

Preferably, the cold-side metal base plate is a pre-tinned solder material, the sealing ring gasket is an epoxy resin material, the positive lead and the negative lead are PVC insulating materials, the power connection element and the electronic element are BiTe-based thermoelectric materials, and the cold piece substrate is an aluminum oxide material.

Compared with the prior art, the invention has the beneficial effects that:

1. when the filter main body is in wiring operation, the plurality of blade-shaped cold fins operate synchronously, and the element module is cooled through the plurality of blade-shaped cold fins, so that the aim of improving the heat dissipation effect of the APF filter is fulfilled, and the problems that the cooling and heat dissipation functions of internal equipment elements are single and the heat dissipation cost consumption is high in the use process of the conventional APF filter are solved.

2. When the refrigeration and cooling are carried out, the ventilation holes in the center round seat, the heat dissipation ports on the peripheral outer wall of the module frame and the heat dissipation frame at the front end of the case safety door are communicated with each other to carry out ventilation and heat dissipation treatment, so that the problem that the component module is damaged due to high temperature during operation is avoided.

3. The cold piece is the bladelike structure, and the alignment sleeve is drum formula structure, and the bladelike cold piece is constituteed with the alignment sleeve and is opened the structure of the scattered leaf of branch, and every bladelike cold piece power supply line is independently gone on, even one of them bladelike cold piece takes place to damage, and remaining bladelike cold piece can also normal operating, has avoided the great problem of inconvenient and the power consumption of the refrigeration piece maintenance of general monoblock.

4. The method comprises the steps of installing a routing sleeve on the center of a module frame, installing a plurality of blade-shaped cold pieces outside the routing sleeve in a surrounding mode, enabling a positive electrode lead and a negative electrode lead of each blade-shaped cold piece to penetrate through a threading hole in the routing sleeve and extend to be connected to a machine body power interface of a filter main body, and installing an element module of the filter main body in the module frame to enable the element module to be placed at the front ends of the blade-shaped cold pieces in the surrounding mode, so that the purpose of facilitating assembly is achieved.

Drawings

FIG. 1 is a schematic diagram of the main structure of the filter of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the filter body according to the present invention;

FIG. 3 is a schematic view of the structure of the blade-shaped cold plate of the present invention;

FIG. 4 is a schematic view of the internal structure of the blade-shaped cold plate of the present invention;

FIG. 5 is a schematic view of a alignment sleeve structure of the present invention;

FIG. 6 is a schematic view of the internal structure of the alignment sleeve of the present invention;

in the figure: 1. a filter body; 2. a case safety door; 3. a support base; 4. lifting lugs; 5. displaying a window; 6. reinforcing the boxboard; 7. a shielding separator; 8. a protective top cover; 9. an edge guard plate; 10. a heat dissipation frame; 11. an organizing member; 12. a module frame; 13. a leaf-shaped cold plate; 14. a heat dissipation port; 15. a routing sleeve; 16. a central circular seat; 17. a cold-faced metal backing plate; 18. a sealing ring gasket; 19. a positive electrode lead; 20. a negative electrode lead; 21. a power connection element; 22. an electronic component; 23. a cold plate substrate; 24. threading holes; 25. a vent hole; 26. a dust blocking net; 27. a rubber lead card sleeve; 28. and (6) gluing a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-6, an embodiment of the present invention is shown: a bladelike cold plate for an APF filter comprises a filter body 1, a module frame 12 is arranged inside the filter body 1, the module frame 12 plays a role in bearing a bladelike cold plate 13 and an element module, the bladelike cold plate 13 is arranged inside the module frame 12, the bladelike cold plate 13 plays a role in radiating the element module, a line-setting sleeve 15 is arranged at the center position of the module frame 12, the line-setting sleeve 15 plays a role in positioning an anode lead 19 and a cathode lead 20, a cold plate substrate 23 is arranged inside the bladelike cold plate 13, the cold plate substrate 23 plays a role in bearing an electric connection element 21 and an electronic element 22, a cold surface metal base plate 17 is arranged on the outer wall of the cold plate substrate 23, a sealing ring pad 18 is arranged on the outer wall of the bladelike cold plate 13, and the sealing ring pad 18 plays a role in enhancing the sealing degree of the bladelike cold plate 13, the upper surface of the cold plate substrate 23 is provided with an electric element 21 and an electronic element 22, the inside of the routing sleeve 15 is provided with a threading hole 24, the threading hole 24 plays a role of facilitating the penetration of the positive lead wire 19 and the negative lead wire 20, the inside of the threading hole 24 is provided with the positive lead wire 19 and the negative lead wire 20, the positive lead wire 19 and the negative lead wire 20 play a role of supplying power to the blade-shaped cold plate 13, the positive lead wire 19 and the negative lead wire 20 are respectively electrically connected with the blade-shaped cold plate 13 through the electric element 21, the peripheral outer walls of the module frame 12 are respectively provided with a heat dissipation port 14, the heat dissipation ports 14 and the module frame 12 are integrally formed, the central position of the routing sleeve 15 is provided with a central circular seat 16, the central circular seat 16 and the routing sleeve 15 are integrally formed, the heat dissipation ports 14 arranged on the peripheral outer walls of the module frame 12 play a role of facilitating the heat dissipation of the filter module element inside the module frame 12, the central circle seat 16 that the central point of alignment sleeve 15 put the setting plays the effect of bearing ventilation hole 25, the inside of center circle seat 16 is provided with ventilation hole 25, and ventilation hole 25 sets up with center circle seat 16 integrated into one piece, the inside of ventilation hole 25 is provided with hinders dirt net 26, and hinder dirt net 26 and ventilation hole 25 mechanical seal and be connected, ventilation hole 25 that the inside of center circle seat 16 set up plays ventilation cooling's effect, what the inside of ventilation hole 25 set up hinders dirt net 26 and plays the effect of separation dust when ventilating.

Further, a case safety door 2 is arranged on the front end face of the filter main body 1, the case safety door 2 is movably connected with the filter main body 1 through a hinge, a display window 5 is arranged inside the case safety door 2, the display window 5 and the case safety door 2 are integrally formed, the case safety door 2 arranged on the front end face of the filter main body 1 plays a role in controlling the filter main body 1 to be opened and closed, and the display window 5 arranged inside the case safety door 2 plays a role in displaying filter data.

Further, the inside of filter main part 1 is provided with tissue part 11, and tissue part 11 and filter main part 1 integrated into one piece set up, and the inside of quick-witted case emergency exit 2 is provided with heat dissipation frame 10, and heat dissipation frame 10 and quick-witted case emergency exit 2 integrated into one piece set up, and tissue part 11 that the inside of filter main part 1 set up plays the effect of constituteing filter main part 1 structure, and heat dissipation frame 10 that the inside of quick-witted case emergency exit 2 set up plays the effect of reinforcing filter main part 1 radiating effect.

Further, all be provided with on the both sides outer wall of wave filter main part 1 and strengthen boxboard 6, and strengthen boxboard 6 and wave filter main part 1 integrated into one piece setting, be provided with edge backplate 9 on strengthening boxboard 6's the outer wall, and edge backplate 9 sets up with strengthening boxboard 6 integrated into one piece, strengthen boxboard 6 that all set up on the both sides outer wall of wave filter main part 1 plays the effect of strengthening wave filter main part 1 overall structure intensity, the edge backplate 9 that sets up on strengthening boxboard 6's the outer wall plays the effect of protecting wave filter main part 1 overall structure.

Further, the bottom of filter main part 1 is provided with support base 3, and supports base 3 and filter main part 1 integrated into one piece setting, and the top of filter main part 1 is provided with protection overhead guard 8, and protection overhead guard 8 and filter main part 1 integrated into one piece setting, and support base 3 that the bottom of filter main part 1 set up plays the effect of supporting filter main part 1, and protection overhead guard 8 that the top of filter main part 1 set up plays the effect of protection filter main part 1 top.

Further, all be provided with shielding baffle 7 on the both sides outer wall of protection overhead guard 8, and shielding baffle 7 sets up with 8 integrated into one piece of protection overhead guard, and the top of protection overhead guard 8 is provided with lug 4, and lug 4 sets up with 8 integrated into one piece of protection overhead guard, and the shielding baffle 7 that all set up on the both sides outer wall of protection overhead guard 8 plays the effect of reinforcing filter main part 1 shielding performance.

Further, install rubber wire cutting ferrule 27 on the outer wall of anodal wire 19 and negative pole wire 20, the size of rubber wire cutting ferrule 27 is greater than the bore of through wires hole 24, and rubber wire cutting ferrule 27 is modular structure, be provided with viscose pad 28 on the inner wall of rubber wire cutting ferrule 27, and rubber wire cutting ferrule 27 passes through viscose pad 28 and anodal wire 19 and negative pole wire 20's outer wall fixed connection, the rubber wire cutting ferrule 27 of anodal wire 19 and negative pole wire 20's outer wall mounting plays the effect of chucking location anodal wire 19 and negative pole wire 20, the viscose pad 28 that sets up on the inner wall of rubber wire cutting ferrule 27 plays the effect of the rubber wire cutting ferrule 27 fixed mounting of being convenient for.

Further, the cold-side metal pad 17 is pre-tinned solder, the seal ring pad 18 is epoxy resin, the positive electrode lead 19 and the negative electrode lead 20 are PVC insulation, the electrical component 21 and the electronic component 22 are BiTe-based thermoelectric materials, and the cold plate substrate 23 is alumina.

The working principle is as follows: when in use, the alignment sleeve 15 is firstly installed on the central position of the module frame 12, then the plurality of blade-shaped cold fins 13 are installed outside the alignment sleeve 15 in a surrounding manner, then the positive lead 19 and the negative lead 20 of each blade-shaped cold fin 13 penetrate through the threading holes 24 inside the alignment sleeve 15 and extend to be connected to the body power interface of the filter body 1, finally the element module of the filter body 1 is installed inside the module frame 12, so that the element module is arranged at the front ends of the plurality of surrounding blade-shaped cold fins 13, finally the case safety door 2 is closed, when the filter body 1 is in wiring operation, the plurality of blade-shaped cold fins 13 synchronously operate, and the element module is cooled through the plurality of blade-shaped cold fins 13, thereby achieving the purpose of improving the heat dissipation effect of the APF filter, when the refrigeration and cooling are carried out, the ventilation hole 25 in the central round seat 16, the heat dissipation ports 14 on the peripheral outer wall of the module frame 12 and the heat dissipation frame 10 at the front end of the case safety door 2 are communicated with each other for ventilation and heat dissipation treatment, so that the element module is prevented from being damaged due to high temperature in the operation process, the cold fins are of a blade-shaped structure, the alignment sleeve 15 is of a cylindrical structure, the blade-shaped cold fins 13 and the alignment sleeve 15 form a structure for opening and scattering blades, each power supply circuit of the blade-shaped cold fins 13 is independently carried out, even if one of the blade-shaped cold fins 13 is damaged, the rest blade-shaped cold fins 13 can normally operate, the problems that the common whole piece of the cold fins are inconvenient to overhaul and large in energy consumption are solved, and the use work of the blade-shaped cold fins for the APF filter is completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.

Claims

1. A cold piece of blading for APF filter, includes filter main part (1), its characterized in that: the filter comprises a filter main body (1), a module frame (12) is arranged in the filter main body (1), a blade-shaped cold piece (13) is arranged in the module frame (12), a centering sleeve (15) is arranged at the central position of the module frame (12), a cold piece substrate (23) is arranged in the blade-shaped cold piece (13), a cold surface metal base plate (17) is arranged on the outer wall of the cold piece substrate (23), a sealing ring pad (18) is arranged on the outer wall of the blade-shaped cold piece (13), an electric element (21) and an electronic element (22) are connected to the upper surface of the cold piece substrate (23), a threading hole (24) is formed in the positioning sleeve (15), an anode wire (19) and a cathode wire (20) are arranged in the threading hole (24), the anode wire positioning wire (19) and the cathode wire (20) are electrically connected with the blade-shaped cold piece (13) through the electric element (21) respectively, radiating holes (14) are formed in the outer wall of the module frame (12), the radiating holes (14) and the central position of the module frame (12) are integrally formed with a circular sleeve (16), a central forming sleeve seat (16) is arranged on the central position of the central seat (16), and ventilation hole (25) and central circle seat (16) integrated into one piece set up, the inside of ventilation hole (25) is provided with hinders dirt net (26), and hinders dirt net (26) and ventilation hole (25) mechanical seal and be connected.

2. The blade-shaped cold plate for the APF filter according to claim 1, characterized in that: be provided with quick-witted case emergency exit (2) on the preceding terminal surface of wave filter main part (1), and quick-witted case emergency exit (2) pass through hinge swing joint with wave filter main part (1), the inside of quick-witted case emergency exit (2) is provided with display window (5), and display window (5) and quick-witted case emergency exit (2) integrated into one piece setting.

3. The blade-shaped cold plate for the APF filter according to claim 2, wherein: the filter is characterized in that an organizing part (11) is arranged inside the filter main body (1), the organizing part (11) and the filter main body (1) are integrally formed, a heat dissipation frame (10) is arranged inside the case safety door (2), and the heat dissipation frame (10) and the case safety door (2) are integrally formed.

4. The blade-shaped cold plate for the APF filter according to claim 1, wherein: all be provided with on the both sides outer wall of wave filter main part (1) and strengthen boxboard (6), and strengthen boxboard (6) and wave filter main part (1) integrated into one piece setting, be provided with edge backplate (9) on the outer wall of strengthening boxboard (6), and edge backplate (9) and strengthen boxboard (6) integrated into one piece setting.

5. The blade-shaped cold plate for the APF filter according to claim 1, wherein: the filter is characterized in that a supporting base (3) is arranged at the bottom of the filter main body (1), the supporting base (3) and the filter main body (1) are integrally formed, a protective top cover (8) is arranged at the top of the filter main body (1), and the protective top cover (8) and the filter main body (1) are integrally formed.

6. The blade-shaped cold plate for the APF filter according to claim 5, wherein: all be provided with shielding baffle (7) on the both sides outer wall of protection overhead guard (8), and shielding baffle (7) and protection overhead guard (8) integrated into one piece set up, the top of protection overhead guard (8) is provided with lug (4), and lug (4) and protection overhead guard (8) integrated into one piece set up.

7. The blade-shaped cold plate for the APF filter according to claim 1, wherein: install rubber wire cutting ferrule (27) on the outer wall of anodal wire (19) and negative pole wire (20), the size of rubber wire cutting ferrule (27) is greater than the bore of through wires hole (24), and rubber wire cutting ferrule (27) are modular structure, be provided with viscose pad (28) on the inner wall of rubber wire cutting ferrule (27), and rubber wire cutting ferrule (27) are through viscose pad (28) and anodal wire (19) and the outer wall fixed connection of negative pole wire (20).

8. The blade-shaped cold plate for the APF filter according to claim 1, wherein: the cold side metal backing plate (17) is for going up tin solder material in advance, seal ring pad (18) are the epoxy material, anodal wire (19) and negative pole wire (20) are PVC insulating material, connect electric element (21) and electronic component (22) to be BiTe base thermoelectric material, cold piece base plate (23) are the aluminium oxide material.