CN220359023U

CN220359023U - Special converter for vehicle-mounted fuel cell

Info

Publication number: CN220359023U
Application number: CN202321995820.XU
Authority: CN
Inventors: 房志学; 焦道海
Original assignee: Changzhou Sino Sea Elecpower Co ltd
Current assignee: Changzhou Sino Sea Elecpower Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-01-16
Anticipated expiration: 2033-07-27

Abstract

The utility model discloses a special converter for a vehicle-mounted fuel cell, which relates to the technical field of converters and comprises a converter body, wherein the bottom end of the converter body is mutually overlapped with the top end of a base, the top end of the converter body is provided with a buffer assembly, the buffer assembly comprises six mounting grooves formed in the top end of the converter body, the top end of each mounting lug is in threaded connection with a first bolt, the first bolt passes through each mounting lug and is in threaded connection with the mounting groove, the top end of each mounting lug is in threaded connection with two second bolts, the bottom end of the base is provided with a clamping groove, and a buffer cushion is clamped in the clamping groove. According to the utility model, the buffer assembly is arranged, so that the lower part of the converter body can be supported and protected while the converter body is conveniently installed, and the converter body can be buffered by the buffer pad after being vibrated, so that the service life of the converter body is ensured.

Description

Special converter for vehicle-mounted fuel cell

Technical Field

The utility model relates to the technical field of converters, in particular to a converter special for a vehicle-mounted fuel cell.

Background

The basic principle of the hydrogen fuel cell is that the chemical energy of hydrogen and oxygen is directly converted into electric energy by the reverse reaction of electrolytic water, hydrogen and oxygen are respectively supplied to an anode and a cathode, after hydrogen is outwards diffused through the anode and reacts with electrolyte, electrons are released to reach the cathode through external load, a DC converter converts a fixed direct current voltage into a variable direct current voltage, the DC converter of the fuel cell is an important part in a power system of the fuel cell vehicle, mainly converts the input direct current of different voltages and currents into required direct current and outputs the required direct current, and the device is used for efficiently providing direct current electric energy for the vehicle-mounted system.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned problems occurring in the prior art.

Therefore, the utility model aims to provide the converter special for the vehicle-mounted fuel cell, which solves the problems that in the prior art, the converter is easy to vibrate due to repeated running and braking in the using process of an automobile, and the converter is damaged to a certain extent.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a special converter of on-vehicle fuel cell, includes the converter body, the bottom of converter body and the mutual overlap joint in top of base, the top of converter body is equipped with buffer assembly, buffer assembly is including seting up six mounting grooves on converter body top, all the joint has the installation ear in six mounting grooves, the top threaded connection of installation ear has first bolt, and first bolt passes installation ear threaded connection in the mounting groove, the top threaded connection of installation ear has two second bolts, the draw-in groove has been seted up to the bottom of base, the joint has the blotter in the draw-in groove.

Preferably, the positioning groove is formed in the top end of the transducer body, the through hole is formed in the bottom end of the inner portion of the positioning groove, and the fan is lapped in the positioning groove to radiate the transducer body.

Preferably, the outer wall fixedly connected with collar of fan, the fan passes through the collar overlap joint and is in the inside bottom of constant head tank, fixes a position the converter body.

Preferably, the top end threaded connection of collar has a plurality of screw, and a plurality of screw passes collar threaded connection in the inside bottom of constant head tank, fixes the converter body.

Further, two clamping plates are clamped in the clamping groove, and opposite surfaces of the two clamping plates are respectively lapped on two sides of the buffer cushion to clamp the buffer cushion.

Preferably, the opposite side threaded connection of splint has the screw rod, the one end fixedly connected with limiting plate of screw rod, and the splint cover is established at limiting plate outer wall, and two screw rods joint respectively in the both sides of base, the position of two splint is adjusted.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, by arranging the buffer assembly, multiple groups of mounting lugs can be in butt joint with the mounting grooves above the converter body, the mounting lugs are fixed with the converter body through the first bolts, then the two second bolts are placed on the mounting lugs, finally the base is connected with the external platform through the second bolts, the buffer pad can be placed in the clamping groove below the base, so that the base is in contact with the external platform through the buffer pad, the converter body can be conveniently mounted, the lower side of the converter body can be supported and protected, the converter body can be buffered by the buffer pad after being vibrated, and the service life of the converter body is ensured.

2. According to the utility model, the fan is arranged in the positioning groove above the converter body through the mounting ring, then the mounting ring is fixed in the positioning groove through the screw, and after heat is generated in the converter body, the fan can be started, so that the fan can pump out the heat in the converter body from the converter body through the through hole, the heat dissipation of the converter body is facilitated, the damage to the internal parts of the converter body caused by the fact that the heat generated in the converter body is not timely dissipated is avoided, and the potential safety hazard is further reduced.

3. According to the utility model, the clamping plates are arranged, and the screws on two sides of the base are rotated at the same time, so that the screws drive the limiting disc to rotate in the clamping plates, and as the two screws are respectively arranged on two sides of the base, after the screws rotate, the two screws drive the two clamping plates to move in the clamping grooves and squeeze two sides of the buffer pad, so that the buffer pad can be conveniently clamped, the distance between the two clamping plates can be adjusted according to the sizes of different buffer pads, the buffer pad is prevented from being separated from the base, and the buffer effect of the converter is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a cross-sectional perspective view of the present utility model from the side;

FIG. 3 is a cross-sectional perspective view of the transducer body of the present utility model;

FIG. 4 is a cut-away perspective view of the base of the present utility model;

FIG. 5 is an enlarged view of FIG. 4A in accordance with the present utility model;

reference numerals illustrate:

1. a transducer body; 2. a base; 3. a buffer assembly; 4. a mounting groove; 5. a mounting ear; 6. a first bolt; 7. a second bolt; 8. a clamping groove; 9. a cushion pad; 10. a positioning groove; 11. a through hole; 12. a mounting ring; 13. a blower; 14. a screw; 15. a clamping plate; 16. a limiting disc; 17. and (3) a screw.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a converter special for a vehicle-mounted fuel cell.

The utility model provides a special converter for a vehicle-mounted fuel cell, which is shown in fig. 1-5, and comprises a converter body 1, wherein the bottom end of the converter body 1 is mutually overlapped with the top end of a base 2, a buffer component 3 is arranged at the top end of the converter body 1, the buffer component 3 comprises six mounting grooves 4 formed in the top end of the converter body 1, mounting lugs 5 are clamped in the six mounting grooves 4, first bolts 6 are connected with the top ends of the mounting lugs 5 in a threaded manner, the first bolts 6 penetrate through the mounting lugs 5 and are connected with the mounting grooves 4 in a threaded manner, two second bolts 7 are connected with the top ends of the mounting lugs 5 in a threaded manner, clamping grooves 8 are formed in the bottom end of the base 2, and buffer cushions 9 are clamped in the clamping grooves 8.

After placing the converter body 1 above the base 2, a plurality of groups of mounting lugs 5 can be in butt joint with the mounting grooves 4 above the converter body 1, the mounting lugs 5 are fixed with the converter body 1 through the first bolts 6, the base 2 is also fixed with the converter body 1 through the first bolts 6 along with the downward rotation of the first bolts 6, then two second bolts 7 are placed on the mounting lugs 5, finally the base 2 is connected with an external platform through the second bolts 7, and before the base 2 is overlapped with the external platform, the buffer pad 9 can be placed in the clamping groove 8 below the base 2, so that the base 2 is in contact with the external platform through the buffer pad 9.

In order to radiate heat of the converter body 1, as shown in fig. 1-3, a positioning groove 10 is formed in the top end of the converter body 1, a through hole 11 is formed in the inner bottom end of the positioning groove 10, a fan 13 is lapped in the positioning groove 10, a mounting ring 12 is fixedly connected to the outer wall of the fan 13, the fan 13 is lapped at the inner bottom end of the positioning groove 10 through the mounting ring 12, a plurality of screws 14 are connected to the top end of the mounting ring 12 in a threaded manner, and the plurality of screws 14 penetrate through the mounting ring 12 and are connected to the inner bottom end of the positioning groove 10 in a threaded manner.

In the process of assembling the converter body 1, the fan 13 can be placed in the positioning groove 10 above the converter body 1 through the mounting ring 12, then the mounting ring 12 is fixed in the positioning groove 10 through the screw 14, after heat is generated in the converter body 1, the fan 13 can be started, and the fan 13 can draw out the heat in the converter body 1 from the converter body 1 through the through hole 11.

Finally, in order to adjust the clamping plates 15, as shown in fig. 1-5, two clamping plates 15 are clamped in the clamping grooves 8, opposite surfaces of the two clamping plates 15 are respectively lapped on two sides of the buffer pad 9, the other side of the clamping plates 15 is connected with a screw 17 in a threaded manner, one end of the screw 17 is fixedly connected with a limiting disc 16, the clamping plates 15 are sleeved on the outer wall of the limiting disc 16, and the two screws 17 are respectively clamped on two sides of the base 2.

When the buffer cushion 9 is assembled, the screws 17 on two sides of the base 2 are rotated simultaneously, so that the screws 17 drive the limiting disc 16 to rotate inside the clamping plates 15, and as the two screws 17 are respectively arranged on two sides of the base 2, after the screws 17 rotate, the two screws 17 drive the two clamping plates 15 to move inside the clamping grooves 8 and squeeze two sides of the buffer cushion 9.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a special converter of on-vehicle fuel cell, includes converter body (1), its characterized in that, the bottom of converter body (1) and the top of base (2) overlap joint each other, the top of converter body (1) is equipped with buffer assembly (3), buffer assembly (3) are including seting up six mounting grooves (4) on converter body (1) top, all joint has mounting ear (5) in six mounting grooves (4), the top threaded connection of mounting ear (5) has first bolt (6), and first bolt (6) pass mounting ear (5) threaded connection in mounting groove (4), the top threaded connection of mounting ear (5) has two second bolts (7), draw-in groove (8) have been seted up to the bottom of base (2), joint has blotter (9) in draw-in groove (8).

2. The converter special for the vehicle-mounted fuel cell according to claim 1, wherein a positioning groove (10) is formed in the top end of the converter body (1), a through hole (11) is formed in the bottom end of the positioning groove (10), and a fan (13) is lapped in the positioning groove (10).

3. The converter special for the vehicle-mounted fuel cell according to claim 2, wherein the outer wall of the fan (13) is fixedly connected with a mounting ring (12), and the fan (13) is lapped at the inner bottom end of the positioning groove (10) through the mounting ring (12).

4. A vehicle-mounted fuel cell dedicated converter according to claim 3, wherein the top end of the mounting ring (12) is screwed with a plurality of screws (14), and the plurality of screws (14) penetrate through the mounting ring (12) and are screwed at the inner bottom end of the positioning groove (10).

5. The converter for the vehicle-mounted fuel cell according to claim 1, wherein two clamping plates (15) are clamped in the clamping groove (8), and opposite surfaces of the two clamping plates (15) are respectively lapped on two sides of the buffer pad (9).

6. The converter special for the vehicle-mounted fuel cell according to claim 5, wherein a screw (17) is connected to the other side of the clamping plate (15) in a threaded manner, a limiting plate (16) is fixedly connected to one end of the screw (17), the clamping plate (15) is sleeved on the outer wall of the limiting plate (16), and the two screws (17) are respectively clamped on two sides of the base (2).