CN216016705U

CN216016705U - Power conversion device for spaceflight

Info

Publication number: CN216016705U
Application number: CN202122413258.2U
Authority: CN
Inventors: 景旭贞; 应鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-11
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a power conversion equipment for space flight relates to space flight electronic product power conversion technical field. The utility model provides a power conversion device for space flight, includes the power conversion device main part, and the power conversion device main part is including casing and top cap, and the card hole has been seted up to the equal symmetry in both sides of casing, and the upper surface of casing evenly set up with four inserting grooves of card hole intercommunication, and the lower fixed surface of top cap installs four elasticity plug connectors of pegging graft with the inserting groove, the equal fixed mounting in one side of every elasticity plug connector have with the fixture block of card hole block. The utility model provides a power conversion equipment for aerospace has solved current power conversion equipment for aerospace's casing installation comparatively fixed, leads to being difficult to the dismantlement, has caused the inconvenient technical problem who overhauls inside.

Description

Power conversion device for spaceflight

Technical Field

The utility model relates to a space flight electronic product power conversion technology field especially relates to a power conversion equipment for space flight.

Background

In aerospace electronic products, direct-current voltage conversion is required to be performed on most electronic equipment through a power supply conversion board, a primary power supply 27 +/-9V provided by a space vehicle is converted, and secondary power supplies required by the electronic equipment are converted through a DC/DC module so as to ensure normal power supply inside the electronic products.

The shell of the existing aerospace power supply conversion device is fixed, so that the device is difficult to disassemble, and the problem of inconvenience in overhauling the interior is caused. Therefore, it is necessary to provide a power conversion device for aerospace to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a power conversion equipment for aerospace has solved current power conversion equipment for aerospace's casing installation comparatively fixed, leads to being difficult to the dismantlement, has caused the inconvenient technical problem who overhauls inside.

For solving the technical problem, the utility model provides a pair of power conversion equipment is used in space flight, including the power conversion equipment main part, the power conversion equipment main part is including casing and top cap, the card hole has been seted up to the equal symmetry in both sides of casing, just four inserting grooves with card hole intercommunication are evenly seted up to the upper surface of casing, the lower fixed surface of top cap installs four elasticity plug connectors, every of pegging graft with the inserting groove the equal fixed mounting in one side of elasticity plug connector has the fixture block with card hole block.

Preferably, the top cover is located above the shell, and a heat dissipation plate is fixedly mounted on the upper surface of the top cover.

Preferably, one side of the shell is provided with three protective shells, and two fixing screws are screwed between each protective shell and the shell.

Preferably, the fixture block and the elastic plug connector are of an integrally formed structure, and one side, away from the elastic plug connector, of the fixture block is of an arc-shaped structure.

Preferably, the locating slot has been seted up to the lower surface symmetry of top cap, power conversion device main part is including the bottom plate that is fixed in the casing bottom, the last fixed surface of bottom plate installs two reference columns of pegging graft with the locating slot.

Preferably, the front surface of the shell is provided with a vent hole, and a ventilation net is arranged inside the vent hole.

Preferably, the mounting groove has been seted up to the inboard symmetry in ventilation hole, every the equal fixed mounting in inboard of mounting groove has reset spring, reset spring's one end fixedly connected with dog, the dog is located the place ahead of ventilation net.

Compared with the prior art, the utility model provides a pair of power conversion equipment for space flight has following beneficial effect:

1. the utility model provides a power supply conversion equipment for aerospace through the inside with the ejecting card hole of fixture block, makes the elasticity plug connector take place the elastic bending, realizes taking the inside of elasticity plug connector from the inserting groove out, and the top cap is dismantled from the top of casing to the convenience, and the casing installation of having solved current power supply conversion equipment for aerospace is comparatively fixed, leads to being difficult to the dismantlement, has caused the inconvenient problem of overhauing inside.

2. The utility model provides a power conversion equipment for aerospace, the inside in ventilation hole is arranged in to the ventilation net to through the inside with the dog top mounting groove, compression reset spring realizes that the dog breaks away from the restriction to the ventilation hole position, thereby conveniently dismantles out the ventilation net from the inside in ventilation hole, is convenient for clean, can not influence the radiating effect.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a power conversion device for aerospace according to the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic diagram of the right-side view structure of the present invention;

fig. 4 is a partial enlarged view of part a of the present invention.

Reference numbers in the figures: 1. a power conversion device main body; 2. a ventilation net; 3. a housing; 4. a clamping hole; 5. a heat dissipation plate; 6. a top cover; 7. a vent hole; 8. a positioning column; 9. a protective shell; 10. a base plate; 11. a return spring; 12. mounting grooves; 13. positioning a groove; 14. a stopper; 15. a clamping block; 16. a set screw; 17. inserting grooves; 18. an elastic plug connector.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, the present invention provides a technical solution: a power conversion device for spaceflight comprises a power conversion device main body 1, wherein the power conversion device main body 1 comprises a shell 3 and a top cover 6, both sides of the shell 3 are symmetrically provided with clamping holes 4, the upper surface of the shell 3 is uniformly provided with four insertion grooves 17 communicated with the clamping holes 4, the lower surface of the top cover 6 is fixedly provided with four elastic plug connectors 18 inserted with the insertion grooves 17, one side of each elastic plug connector 18 is fixedly provided with a clamping block 15 clamped with the clamping hole 4, the top cover 6 is positioned above the shell 3, the upper surface of the top cover 6 is fixedly provided with a heat dissipation plate 5, one side of the shell 3 is provided with three protective shells 9, two fixing screws 16 are screwed between each protective shell 9 and the shell 3, the clamping block 15 and the elastic plug connectors 18 are of an integrally formed structure, one side of the clamping block 15, which is far away from the elastic plug connectors 18, is of an arc-shaped structure, and the lower surface of the top cover 6 is symmetrically provided with positioning grooves 13, the power conversion device main body 1 comprises a bottom plate 10 fixed at the bottom of the shell 3, and two positioning columns 8 inserted into the positioning grooves 13 are fixedly installed on the upper surface of the bottom plate 10.

In this embodiment, through the inside of ejecting card hole 4 with fixture block 15, make elastic connector 18 take place the elastic bending, realize taking elastic connector 18 out from the inside of inserting groove 17, conveniently dismantle top cap 6 from the top of casing 3, it is comparatively fixed to have solved current space flight power supply conversion equipment's casing 3 installation, leads to being difficult to dismantle, has caused the inconvenient problem of overhauing inside.

Example two:

referring to fig. 1-4, based on the first embodiment, the present invention provides a technical solution: ventilation hole 7 has been seted up to the front surface of casing 3, and the inside in ventilation hole 7 is provided with ventilation net 2, and mounting groove 12 has been seted up to the inboard symmetry in ventilation hole 7, and the equal fixed mounting in inboard of every mounting groove 12 has reset spring 11, and reset spring 11's one end fixedly connected with dog 14, dog 14 are located the place ahead of ventilation net 2.

In this embodiment, ventilation net 2 arranges the inside in ventilation hole 7 in to through the inside with dog 14 top advance mounting groove 12, compression reset spring 11 realizes dog 14 and breaks away from the restriction to ventilation hole 7 position, thereby conveniently dismantles ventilation net 2 from the inside in ventilation hole 7, is convenient for clean, can not influence the radiating effect.

The utility model provides a pair of power conversion equipment for space flight's theory of operation as follows:

when the interior of the power conversion device main body 1 needs to be overhauled, the top cover 6 is disassembled, the fixture block 15 is firstly pushed out of the clamping hole 4, the elastic plug connector 18 is elastically bent, then the elastic plug connector 18 is pulled out of the insertion groove 17, the top cover 6 is disassembled from the top of the shell 3, and the upper end of the positioning column 8 connected with the bottom plate 10 is separated from the interior of the positioning groove 13. When the ventilation net 2 needs to be disassembled, the stop 14 is pushed into the mounting groove 12, the return spring 11 is compressed, the stop 14 is separated from the limit of the position of the ventilation hole 7, and then the ventilation net 2 is taken out from the ventilation hole 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power conversion device for aerospace comprises a power conversion device main body (1), and is characterized in that: power conversion device main part (1) is including casing (3) and top cap (6), card hole (4) have been seted up to the equal symmetry in both sides of casing (3), just four inserting groove (17) with card hole (4) intercommunication are evenly seted up to the upper surface of casing (3), the lower fixed surface of top cap (6) installs four elasticity plug connector (18) of pegging graft with inserting groove (17), every the equal fixed mounting in one side of elasticity plug connector (18) has fixture block (15) with card hole (4) block.

2. The aerospace power conversion device according to claim 1, wherein the top cover (6) is located above the housing (3), and a heat dissipation plate (5) is fixedly mounted on the upper surface of the top cover (6).

3. An aerospace power conversion device according to claim 1, wherein three protective cases (9) are arranged on one side of the casing (3), and two fixing screws (16) are screwed between each protective case (9) and the casing (3).

4. The aerospace power supply conversion device according to claim 1, wherein the clamping block (15) and the elastic plug connector (18) are of an integrally formed structure, and one side of the clamping block (15) far away from the elastic plug connector (18) is of an arc structure.

5. The aerospace power conversion device according to claim 1, wherein the lower surface of the top cover (6) is symmetrically provided with positioning grooves (13), the power conversion device body (1) comprises a bottom plate (10) fixed at the bottom of the housing (3), and two positioning columns (8) inserted into the positioning grooves (13) are fixedly installed on the upper surface of the bottom plate (10).

6. The aerospace power supply conversion device according to claim 1, wherein the front surface of the housing (3) is provided with a vent hole (7), and a ventilation net (2) is arranged inside the vent hole (7).

7. The aerospace power supply conversion device according to claim 6, wherein mounting grooves (12) are symmetrically formed in the inner sides of the ventilation holes (7), a return spring (11) is fixedly mounted on each mounting groove (12), one end of each return spring (11) is fixedly connected with a stop block (14), and the stop blocks (14) are located in front of the ventilation net (2).