CN216483949U

CN216483949U - Safety test system for fuel cell-based engine

Info

Publication number: CN216483949U
Application number: CN202122912141.9U
Authority: CN
Inventors: 韦克彪; 邹荣志; 林志南; 赵良忠; 温文献
Original assignee: Danzhou Fuyuan West Motor Vehicle Inspection Co ltd
Current assignee: Danzhou Fuyuan West Motor Vehicle Inspection Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-05-10
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a safety test system for a fuel cell-based engine, which relates to the technical field of safety detection of the fuel cell engine and comprises a detection table, sliding rails transversely arranged at the front end and the rear end of the top surface of the detection table and a pair of mounting plates arranged at two sides between the sliding rails, wherein a mounting seat is convexly arranged in the middle of the bottom surface of the detection table, a vibration motor is arranged at the bottom end of the mounting seat, and four corners of the bottom surface of the mounting seat are respectively provided with a threaded pipe penetrating into a limiting cavity; a limiting component for fixing the bolt to prevent the bolt from falling off is arranged in the limiting cavity; the fixing device is simple in structure, the fixing firmness of the vibration motor is improved conveniently through the matching of the limiting assembly and the fixing bolt, the fixing bolt after threaded connection is conveniently and effectively limited and prevented from falling off, and the situation that the bolt is loosened due to strong vibration of the vibration motor is avoided; effectively prevent vibrating motor and take place to drop, effectively improve the stability of vibrating motor when providing the vibrational force.

Description

Safety test system for fuel cell-based engine

Technical Field

The utility model relates to the technical field of safety detection of fuel cell engines, in particular to a safety test system for a fuel cell engine.

Background

With the improvement of environmental protection requirements and the development of technologies, new energy vehicles are greatly improved and popularized on the basis of traditional fuel vehicles, and the main development directions in the aspect of new energy vehicles at present comprise pure electric new energy vehicles and fuel cell electric vehicles; compared with the traditional fuel oil automobile, the fuel cell electric automobile has obviously different structural characteristics and working principles, so the fuel cell electric automobile has different structural requirements on the whole automobile and related systems; after the fuel cell engine is assembled, the anti-seismic performance of the fuel cell engine needs to be safely detected by an anti-seismic detection device;

however, when the existing anti-vibration detection device for detecting the fuel cell engine is used, as long-time vibration operation is required to be carried out through the vibration motor, bolts for fixing the vibration motor are easy to loosen, the vibration motor is easy to drop, and the normal detection operation of the fuel cell engine is influenced; therefore, there is a need for an improved approach to the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect of poor practicability in the prior art, and provides a safety test system for a fuel cell-based engine.

In order to achieve the purpose, the utility model adopts the following technical scheme: the safety test system for the fuel cell-based engine comprises a detection table, slide rails transversely arranged at the front end and the rear end of the top surface of the detection table and a pair of mounting plates arranged on two sides between the slide rails, wherein a mounting seat is protruded in the middle of the bottom surface of the detection table, a vibration motor is mounted at the bottom end of the mounting seat, and a limiting cavity is formed in the mounting seat;

threaded pipes penetrating into the limiting cavities are arranged at four corners of the bottom surface of the mounting seat, fixing bolts are arranged at four corners of the bottom surface of a fixing plate at the top of the vibration motor, and the upper ends of the fixing bolts are connected in the threaded pipes in a threaded mode; and a limiting assembly used for preventing the fixing bolt from falling off is arranged in the limiting cavity.

Preferably, spacing subassembly is including transversely locating the horizontal pole of spacing intracavity portion rear end and the sliding plate of vertical rigid coupling at the horizontal pole both ends, the equal horizontal rigid coupling in both sides of front end of horizontal pole has the anticreep pole, the anticreep pole is L type rod structure, one side upper end of fixing bolt transversely runs through and has seted up spacing hole, the anticreep pole activity is pegged graft in fixing bolt's spacing downthehole.

Preferably, one side of the mounting seat is provided with a threaded hole penetrating into the limiting cavity, a positioning bolt is transversely arranged in the threaded hole, and the inner end of the positioning bolt is rotatably connected with the sliding plate on one side of the inner part of the limiting cavity.

Preferably, the middle part in the installation board top surface outside all runs through threaded hole, threaded hole is equipped with stop bolt, the top surface equidistance of examining the test table is seted up a plurality of and stop bolt complex constant head tanks.

Preferably, four corners of the bottom of the lower frame of the detection table are provided with damping support legs.

Compared with the prior art, the utility model has the beneficial effects that: in the utility model, the fixing firmness of the vibration motor is improved conveniently by matching the limiting component with the fixing bolt, the fixing bolt after threaded connection is conveniently and effectively limited and prevented from falling off, and the situation that the bolt is loosened due to strong vibration of the vibration motor is avoided; effectively prevent vibrating motor and take place to drop, effectively improve vibrating motor stability when providing the vibrational force.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic view of a front view structure according to the present invention;

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

FIG. 3 is a sectional view of the mounting base structure proposed by the present invention;

fig. 4 is a schematic top view of the cross bar and the anti-slip bar according to the present invention.

Number in the figure: 1. a detection table; 2. a slide rail; 3. mounting a plate; 4. a limit bolt; 5. a shock-absorbing leg; 6. a mounting seat; 7. a vibration motor; 8. a threaded pipe; 9. fixing the bolt; 10. a cross bar; 11. a sliding plate; 12. an anti-drop rod; 13. and (6) positioning the bolt.

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.

Example (b): referring to fig. 1-4, the safety test system for the fuel cell-based engine comprises a detection table 1, slide rails 2 transversely arranged at the front end and the rear end of the top surface of the detection table 1, and a pair of mounting plates 3 arranged at two sides between the slide rails 2, wherein a mounting seat 6 is protruded at the middle part of the bottom surface of the detection table 1, the mounting seat 6 and a bedplate of the detection table 1 are of an integrated structure, a vibration motor 7 is arranged at the bottom end of the mounting seat 6, a limiting cavity is formed in the mounting seat 6, and a mounting opening communicated with the limiting cavity is formed in the rear end surface of the mounting seat 6; threaded pipes 8 penetrating into the limiting cavities are arranged at four corners of the bottom surface of the mounting seat 6, fixing bolts 9 are arranged at four corners of the bottom surface of a fixing plate at the top of the vibration motor 7, and the upper ends of the fixing bolts 9 are connected in the threaded pipes 8 in a threaded mode; a limiting component for preventing the fixing bolt 9 from falling off is arranged in the limiting cavity; through the matching of the limiting assembly and the fixing bolt 9, the fixing firmness of the vibration motor 7 is improved, the fixing bolt 9 which is connected by the threads is prevented from falling off in a limiting mode, and the bolt is prevented from falling off due to the powerful vibration of the vibration motor 7; the stability of the vibration motor 7 when providing the vibration force is effectively improved.

In the utility model, the limiting component comprises a transverse rod 10 transversely arranged at the rear end inside the limiting cavity and sliding plates 11 vertically fixedly connected at two ends of the transverse rod 10, two sides of the front end of the transverse rod 10 are horizontally and fixedly connected with anti-falling rods 12, each anti-falling rod 12 is of an L-shaped rod structure, the upper end of one side of a fixing bolt 9 transversely penetrates through a limiting hole, and each anti-falling rod 12 is movably inserted in the limiting hole of the fixing bolt 9, so that the fixing bolt 9 after connection is limited and fixed conveniently.

In the utility model, one side of the mounting seat 6 is provided with a threaded hole penetrating into the limiting cavity, a positioning bolt 13 is transversely arranged in the threaded hole, and the inner end of the positioning bolt 13 is rotatably connected with the sliding plate 11 on one side of the inner part of the limiting cavity, so that the transverse rod 10 and the anti-falling rod 12 can be conveniently pushed.

In the utility model, threaded holes are formed in the middle of the outer side of the top surface of the mounting plate 3 in a penetrating manner, limiting bolts 4 are arranged in the threaded holes, and a plurality of positioning grooves matched with the limiting bolts 4 are formed in the top surface of the detection table 1 at equal intervals, so that the mounting plate 3 after adjustment can be conveniently limited and fixed.

All be equipped with shock attenuation landing leg 5 in the bottom four corners of examining test table 1 lower part frame, be convenient for cut down by a wide margin the vibrational force who examines test table 1 transmission to the bottom surface, be convenient for prevent to examine test table 1 and take place to remove because of the vibration.

The working principle is as follows: when the vibration isolation device is used, firstly, the vibration motor 7 is fixed at the bottom of the mounting seat 6 through the fixing bolt 9, then the positioning bolt 13 is screwed into the limiting cavity, the sliding plate 11 is abutted against the sliding plate to push the cross rod 10 to move transversely, the anti-falling rod 12 is driven to be inserted into the through hole of the fixing bolt 9 through the transverse movement of the cross rod 10, the fixing bolt 9 which is connected by threads is effectively limited and prevented from falling off, and the situation that the bolt is loosened due to strong vibration of the vibration motor 7 is avoided; then carry out electric connection with vibrating motor 7 through wire and external control equipment, then will treat that the fuel cell engine that detects installs on mounting panel 3, then carry out spacing fixed to mounting panel 3 through spacing bolt 4, then control vibrating motor 7 to the fixed fuel cell engine that treats that detects carry out the safety inspection of anti-seismic performance can.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. Based on safety test system for fuel cell engine, including examining test table (1), transversely locate slide rail (2) of examining test table (1) top surface front and back end and locate a pair of mounting panel (3) of both sides between slide rail (2), its characterized in that: a mounting seat (6) protrudes from the middle of the bottom surface of the detection table (1), a vibration motor (7) is mounted at the bottom end of the mounting seat (6), and a limiting cavity is formed in the mounting seat (6);

threaded pipes (8) penetrating into the limiting cavities are arranged at four corners of the bottom surface of the mounting seat (6), fixing bolts (9) are arranged at four corners of the bottom surface of a fixing plate at the top of the vibration motor (7), and the upper ends of the fixing bolts (9) are connected in the threaded pipes (8) in a threaded mode; the limiting component used for preventing the fixing bolt (9) from falling off is arranged in the limiting cavity.

2. The fuel cell engine-based safety test system of claim 1, wherein: spacing subassembly is including horizontal pole (10) and the sliding plate (11) of vertical rigid coupling at horizontal pole (10) both ends of transversely locating spacing intracavity portion rear end, the equal horizontal rigid coupling in both sides in front end of horizontal pole (10) has anticreep pole (12), anticreep pole (12) are L type rod structure, one side upper end of fixing bolt (9) transversely runs through and has seted up spacing hole, anticreep pole (12) activity is pegged graft in the spacing hole of fixing bolt (9).

3. The fuel cell engine-based safety test system of claim 2, wherein: a threaded hole penetrating into the limiting cavity is formed in one side of the mounting seat (6), a positioning bolt (13) is transversely arranged in the threaded hole, and the inner end of the positioning bolt (13) is rotatably connected with a sliding plate (11) on one side of the inner portion of the limiting cavity.

4. The fuel cell engine-based safety test system of claim 1, wherein: the middle part in mounting panel (3) top surface outside all runs through set up threaded hole, threaded hole is equipped with stop bolt (4), the top surface equidistance of examining test table (1) is seted up a plurality ofly and stop bolt (4) complex constant head tank.

5. The fuel cell engine-based safety test system of claim 1, wherein: four corners of the bottom of the lower frame of the detection table (1) are provided with shock absorption supporting legs (5).