CN212161982U

CN212161982U - Converter box structure of fuel cell system

Info

Publication number: CN212161982U
Application number: CN202021134372.0U
Authority: CN
Inventors: 伍方林
Original assignee: Shenzhen Chuangyao Electronic Technology Co ltd
Current assignee: Shenzhen Chuangyao Electronic Technology Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2020-12-15
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a box structure of a converter of a fuel cell system, which relates to the technical field of fuel cell accessories and comprises a box body and a top cover, wherein a connecting lug is welded at the top of the box body, a groove is arranged in the top cover, the connecting lug is clamped in the groove, a mounting groove is arranged in the box body, a mounting cavity and a liquid storage cavity are arranged inside the inner wall of the mounting groove, a U-shaped radiating tube I and a U-shaped radiating tube II are respectively welded at two sides of the liquid storage cavity, a micropump is arranged in the mounting cavity through screws, the micropump is respectively connected with the U-shaped radiating tube I and the U-shaped radiating tube II through water pipes, a refrigerating plate is arranged at one side of the liquid storage cavity, a wiring plug and a switch group are arranged on the box body, the wiring plug is connected with the switch group through electric wires, the switch group is respectively connected with the, the fixing grooves are formed in the two sides of the connecting lug, and the connecting lug has the advantages of being convenient to assemble and disassemble and good in heat dissipation effect.

Description

Converter box structure of fuel cell system

Technical Field

The utility model relates to a fuel cell accessory technical field, in particular to converter box structure of fuel cell system.

Background

A fuel cell is a chemical device that directly converts chemical energy of fuel into electrical energy, and is also called an electrochemical generator. It is a fourth power generation technology following hydroelectric power generation, thermal power generation and atomic power generation. The fuel cell uses fuel and oxygen as raw materials, and has no mechanical transmission component, so that it has no noise pollution and very little harmful gas. The converter box is fuel cell's important constitution, but present converter box mostly has certain not enough, on the one hand, ordinary converter box is mostly simple structure, inside fuel cell can produce a large amount of heats during long-term operation, long-term the use can lead to the fact the harm to the box, ordinary radiating mode is mostly the heat dissipation of using the cooling fan direct blow, the radiating effect is general, on the other hand, all through a plurality of bolted connection installation between ordinary converter box and the cap, consequently dismantle very hard during the maintenance, so need a fuel cell system converter box structure to help solving above-mentioned problem now.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fuel cell system converter box structure to the radiating effect who proposes among the above-mentioned background is poor, the inconvenient problem of maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fuel cell system converter box structure, includes box and top cap, box top butt fusion has the connection lug, be provided with the recess in the top cap, the connection lug card is established in the recess, be provided with the mounting groove in the box, inside installation cavity and the stock solution chamber of being provided with of inner wall of mounting groove, stock solution chamber both sides respectively the fusion joint have U type cooling tube one and U type cooling tube two, install the micropump through the screw in the installation cavity, the micropump lead to pipe respectively with U type cooling tube one with U type cooling tube two is connected, the refrigeration board is installed to one side in stock solution chamber, be provided with wiring plug and switch group on the box, the wiring plug pass through the electric wire with the switch group link, the switch group pass through the electric wire respectively with the micropump with the refrigeration board is connected.

Preferably, the inner wall both sides of recess are provided with the card respectively and put the groove, the card is put the inslot card and is equipped with the fixed pin, connection lug both sides all are provided with the fixed slot, fixed pin one end card is established in the fixed slot.

Preferably, the fixed pin one end butt fusion has the connecting rod, the clamping groove outside is provided with the through-hole, the through-hole outside is provided with the pulling piece, connecting rod one end is passed the through-hole butt fusion is in pulling piece one side.

Preferably, the connecting rod is sleeved with a spring, and the spring is arranged in the clamping groove.

Preferably, the diameter of the connecting rod is smaller than the diameter of the fixing pin.

Preferably, the pull block is provided with a handle groove.

Preferably, both sides of the box body are provided with air holes.

The utility model discloses a technological effect and advantage:

1. the utility model discloses when using, the coolant liquid in stock solution chamber, U type cooling tube one and U type cooling tube two can the circulation flow under the effect of micropump to can constantly be refrigerated through the coolant liquid in the stock solution intracavity, consequently can continuously carry out the water-cooling heat dissipation to the box inside, the radiating effect is outstanding.

2. The utility model discloses when needs carry out the testing and maintenance to box inner structure, can compare top cap and box split in traditional bolted connection method through simple operation, more labour saving and time saving is dismantled to the connected mode between the utility model discloses interior top cap and the box, the phenomenon of droing can not appear yet, and stability is better.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a top sectional view of the case of the present invention;

FIG. 3 is a top cross-sectional view of the structure of the present invention;

fig. 4 is a partial structural view of fig. 3 showing the structure of the present invention.

In the figure: 1. a box body; 2. a top cover; 3. a connection tab; 4. mounting grooves; 5. a liquid storage cavity; 6. a first U-shaped radiating pipe; 7. a U-shaped radiating pipe II; 8. a micro-pump; 9. a refrigeration plate; 10. a fixing pin; 11. fixing grooves; 12. a connecting rod; 13. pulling the block; 14. a spring; 15. a handle slot; 16. a switch group; 17. and (4) air holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

The utility model provides a box structure of a fuel cell system converter as shown in figures 1-4, which comprises a box body 1 and a top cover 2, wherein a connecting lug 3 is welded at the top of the box body 1, a groove is arranged in the top cover 2, the connecting lug 3 is clamped in the groove, a mounting groove 4 is arranged in the box body 1, a mounting cavity and a liquid storage cavity 5 are arranged inside the inner wall of the mounting groove 4, a U-shaped radiating pipe I6 and a U-shaped radiating pipe II 7 are respectively welded at two sides of the liquid storage cavity 5, a micropump 8 is arranged in the mounting cavity through screws, the micropump 8 is respectively connected with the U-shaped radiating pipe I6 and the U-shaped radiating pipe II 7 through water pipes, a refrigerating plate 9 is arranged at one side of the liquid storage cavity 5, a wiring plug and a switch group 16 are arranged on the box body 1, the wiring plug is connected with the switch group 16 through electric wires, the switch group 16 is, the utility model discloses when using, at first at stock solution chamber 5, all annotate full coolant liquid in U type cooling tube 6 and U type cooling tube two 7, can last high-efficient heat dissipation to box 1 through 1 inner structure of box, insert external power supply with the wiring plug, 16 start micropump 8 and refrigeration board 9 through the switch group, consequently refrigeration board 9 can refrigerate the coolant liquid in stock solution chamber 5, micropump 8 can be through U type cooling tube 6 in with the coolant liquid suction U type cooling tube two 7 in stock solution chamber 5, coolant liquid in U type cooling tube two 7 is pushed in stock solution chamber 5 simultaneously, consequently, coolant liquid through in stock solution chamber 5 can constantly be refrigerated, the coolant liquid in U type cooling tube 6 and U type cooling tube two 7 constantly circulates and flows, consequently, can continuously carry out water-cooling to box 1 inside.

Combine fig. 1, fig. 3 and fig. 4 to show, the inner wall both sides of recess are provided with the card respectively and put the groove, the card is put the inslot card and is equipped with fixed pin 10, it all is provided with fixed slot 11 to connect lug 3 both sides, fixed pin 10 one end card is established in fixed slot 11, fixed pin 10 one end butt fusion has connecting rod 12, the card is put the groove outside and is provided with the through-hole, the through-hole outside is provided with pulling piece 13, connecting rod 12 one end is passed the through-hole butt fusion and is in pulling piece 13 one side, the cover is equipped with spring 14 on connecting rod 12, spring 14 sets up at the card and puts the inslot, the diameter of connecting rod 12 is less than the diameter of fixed pin 10, be provided with handle groove 15 on pulling piece 13, the utility model discloses when using, when needs dismantle top cap 2 carry out the internal maintenance, pull piece 13 of both sides to the outside simultaneously, consequently, pulling piece 13 can pull fixed pin 12 pulling fixed pin 10 through connecting rod and put the groove Accordingly, the top cover 2 can be directly pulled up and detached.

This practical theory of operation: the utility model discloses when using, at first at stock solution chamber 5, all annotate full coolant liquid in U type cooling tube 6 and U type cooling tube two 7, can last high-efficient heat dissipation to box 1 through 1 inner structure of box, insert external power supply with the wiring plug, 16 start micropump 8 and refrigeration board 9 through the switch group, consequently refrigeration board 9 can refrigerate the coolant liquid in stock solution chamber 5, micropump 8 can be through U type cooling tube 6 in with the coolant liquid suction U type cooling tube two 7 in stock solution chamber 5, coolant liquid in U type cooling tube two 7 is pushed in stock solution chamber 5 simultaneously, consequently, coolant liquid through in stock solution chamber 5 can constantly be refrigerated, the coolant liquid in U type cooling tube 6 and U type cooling tube two 7 constantly circulates and flows, consequently, can continuously carry out water-cooling to box 1 inside.

The utility model discloses when using, when needs dismantle top cap 2 and carry out the inside maintenance, pull the pulling piece 13 of both sides to the outside simultaneously, consequently pull piece 13 can put the groove through connecting rod 12 pulling fixed pin 10 along the card and remove, when fixed pin 10 removed the card from fixed slot 11 completely and put the inslot, top cap 2 and be connected no fixed connection relation between the lug 3, consequently can directly pull up the dismantlement with top cap 2 to can conveniently maintain.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A fuel cell system converter box structure, includes box (1) and top cap (2), its characterized in that: the refrigerator is characterized in that a connecting lug (3) is welded to the top of the box body (1), a groove is formed in the top cover (2), the connecting lug (3) is clamped in the groove, a mounting groove (4) is formed in the box body (1), a mounting cavity and a liquid storage cavity (5) are arranged inside the inner wall of the mounting groove (4), the two sides of the liquid storage cavity (5) are respectively welded with a U-shaped radiating pipe I (6) and a U-shaped radiating pipe II (7), a micro pump (8) is mounted in the mounting cavity through screws, the micro pump (8) is respectively connected with the U-shaped radiating pipe I (6) and the U-shaped radiating pipe II (7) through a water pipe, a refrigerating plate (9) is mounted on one side of the liquid storage cavity (5), a wiring plug and a switch group (16) are arranged on the box body (1), and the wiring plug is connected with the, the switch group (16) is respectively connected with the micro pump (8) and the refrigeration plate (9) through electric wires.

2. The fuel cell system converter case structure according to claim 1, wherein: the inner wall both sides of recess are provided with the card respectively and put the groove, the card is put the inslot card and is equipped with fixed pin (10), connector lug (3) both sides all are provided with fixed slot (11), fixed pin (10) one end card is established in fixed slot (11).

3. A fuel cell system converter case structure according to claim 2, wherein: the fixed pin (10) one end butt fusion has connecting rod (12), the card is put the groove outside and is provided with the through-hole, the through-hole outside is provided with and pulls piece (13), connecting rod (12) one end is passed the through-hole butt fusion is in pull piece (13) one side.

4. A fuel cell system converter case structure according to claim 3, wherein: the connecting rod (12) is sleeved with a spring (14), and the spring (14) is arranged in the clamping groove.

5. A fuel cell system converter case structure according to claim 3, wherein: the diameter of the connecting rod (12) is smaller than the diameter of the fixing pin (10).

6. The fuel cell system converter case structure according to claim 4, wherein: the pulling block (13) is provided with a handle groove (15).

7. The fuel cell system converter case structure according to claim 1, wherein: both sides of the box body (1) are provided with air holes (17).