Novel height-adjustable fuel pump assembly

Abstract

The utility model provides a novel height-adjustable fuel pump assembly, and belongs to the technical field of fuel pumps. The problem that the height of an existing fuel pump cannot be adjusted, and installation is limited is solved. The novel fuel pump assembly with the adjustable height comprises a fuel pump body, a mounting hole is formed in the fuel pump body, a supporting rod assembly with the adjustable height is mounted on the mounting hole, the supporting rod assembly is composed of an upper supporting rod and a lower supporting rod, a plurality of clamping holes used for clamping are formed in the lower supporting rod, and the gaps of the clamping holes are the same. A clamping mechanism is arranged at the lower end of the upper supporting rod and is symmetrical about the center of the upper supporting rod, a mounting groove used for mounting the clamping mechanism is formed in the upper supporting rod, the clamping mechanism is composed of a clamping block and a reset spring, a damping spring is arranged between the upper supporting rod and the lower supporting rod, and a detachable connecting disc is connected to the upper end of the upper supporting rod. A wire connector, a socket and an oil outlet connector are fixedly installed on the surface of the connecting disc. The utility model has the advantage of wide applicability.

Description

Technical Field

[0001] The utility model belongs to the technical field of fuel pumps and relates to a fuel pump, in particular to a novel height-adjustable fuel pump assembly. Background Art

[0002] Fuel pump is a professional term in the auto parts industry. It is one of the basic components of the fuel injection system of electronic fuel injection vehicles. It is located inside the vehicle's fuel tank. The fuel pump works when the vehicle is started and the engine is running. The function of the fuel pump is to suck the fuel from the fuel tank, pressurize it and deliver it to the fuel supply pipe, and cooperate with the fuel pressure regulator to establish a certain fuel pressure.

[0003] Because motorcycle fuel tanks are diverse and have complex internal structures, in order to install a fuel pump, it is often necessary to significantly change the shape of the entire vehicle, and even after the modification it is still impossible to arrange it. Therefore, a highly adjustable fuel pump is urgently needed. Utility Model Content

[0004] The purpose of the utility model is to provide a novel height-adjustable fuel pump assembly with a wide range of applications in view of the above-mentioned problems existing in the prior art.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a novel height-adjustable fuel pump assembly, including a fuel pump body, characterized in that a mounting hole is provided on the fuel pump body, a height-adjustable support rod assembly is installed on the mounting hole, the support rod assembly consists of an upper support rod and a lower support rod, the lower support rod is provided with a plurality of clamping holes for clamping, the gaps of the clamping holes are the same, a clamping mechanism is provided at the lower end of the upper support rod, the clamping mechanism is symmetrically arranged about the center of the upper support rod, a mounting groove for installing the clamping mechanism is provided on the upper support rod, the clamping mechanism consists of a clamping block and a reset spring, a damping spring is provided between the upper support rod and the lower support rod, a detachable connecting plate is connected to the upper end of the upper support rod, a wiring connector, a socket and an oil outlet joint are fixedly installed on the surface of the connecting plate, a mounting portion is provided on the side wall of the fuel pump body, a sensor assembly is installed on the mounting portion, and the sensor assembly consists of a level meter fixing plate, a potentiometer, a swing rod, a level rod and a float.

[0006] In the above-mentioned novel height-adjustable fuel pump assembly, the upper ends of the upper support rod and the lower support rod are both provided with fixing blocks for fixing the shock-absorbing spring.

[0007] In the above-mentioned novel height-adjustable fuel pump assembly, the mounting portion is provided with a plurality of fixings for mounting a liquid level device fixing plate, and the fixings are integrally arranged with the fuel pump body.

[0008] In the above-mentioned novel height-adjustable fuel pump assembly, the wiring connector is connected to the wiring plug through electric wires.

[0009] Compared with the prior art, the utility model can adjust the height of the oil pump by cooperating the clamping mechanism of the upper support rod with several clamping holes of the lower support rod, and can be applied to oil tanks of different sizes and heights. The sensor assembly can be adjusted to a suitable height by cooperating the liquid level sensor fixing plate with the fixing part. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0011] Figure 2 It is a schematic diagram of the structure of the connection disk of the utility model when viewed from above.

[0012] Figure 3 It is a cross-sectional structural schematic diagram of the support rod assembly of the utility model.

[0013] Figure 4 It is a partial enlarged structural schematic diagram of the utility model.

[0014] In the figure, 1. oil pump body; 2. mounting hole; 3. support rod assembly; 4. upper support rod; 5. lower support rod; 6. snap-in hole; 7. snap-in mechanism; 8. mounting groove; 9. snap-in block; 10. reset spring; 11. connecting plate; 12. wiring connector; 13. socket; 14. oil outlet connector; 15. mounting part; 16. sensor assembly; 17. liquid level device fixing plate; 18. potentiometer; 19. rocker arm; 20. liquid level rod; 21. float; 22. shock-absorbing spring; 23. fixing block; 24. fixing piece; 25. wiring plug. DETAILED DESCRIPTION

[0015] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0016] like Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, the novel height-adjustable fuel pump assembly comprises a fuel pump body 1, a mounting hole 2 is provided on the fuel pump body 1, a height-adjustable support rod assembly 3 is installed on the mounting hole 2, the support rod assembly 3 is composed of an upper support rod 4 and a lower support rod 5, a plurality of clamping holes 6 for clamping are provided on the lower support rod 5, the clearances of the clamping holes 6 are the same, a clamping mechanism 7 is provided at the lower end of the upper support rod 4, the clamping mechanism 7 is symmetrically arranged with respect to the center of the upper support rod 4, a mounting groove 8 for installing the clamping mechanism 7 is provided on the upper support rod 4, the clamping mechanism 7 is composed of a clamping block 9 and a reset spring 10, and the clamping mechanism 7 is connected with the clamping hole 6 through the clamping mechanism 7. The total height of the fuel pump can be adjusted according to the height of the fuel tank, and it has a wider applicability. A shock-absorbing spring 22 is arranged between the upper support rod 4 and the lower support rod 5. The vibration generated when the car is driving on a complex road will damage the support rod assembly 3. The upper end of the upper support rod 4 is connected to a detachable connecting plate 11, and a wiring connector 12, a socket 13 and an oil outlet connector 14 are fixedly installed on the surface of the connecting plate 11. A mounting portion 15 is provided on the side wall of the oil pump body 1, and a sensor assembly 16 is installed on the mounting portion 15. The sensor assembly 16 is composed of a liquid level meter fixing plate 17, a potentiometer 18, a rocker arm 19, a liquid level rod 20 and a float 21.

[0017] To be more specific, a fixing block 23 for fixing the shock absorbing spring 22 is disposed at the upper end of the upper support rod 4 and the lower support rod 5 .

[0018] In further detail, the mounting portion 15 is provided with a plurality of fixing members 24 for mounting the liquid level device fixing plate 17 , and the fixing members 24 and the oil pump body 1 are integrally provided.

[0019] In more detail, the connector 12 is connected to the connection plug 25 via electric wires.

[0020] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0021] Although the terms such as oil pump body 1, mounting hole 2, support rod assembly 3, upper support rod 4, lower support rod 5, clamping hole 6, clamping mechanism 7, mounting groove 8, clamping block 9, reset spring 10, connecting plate 11, connector 12, socket 13, oil outlet connector 14, mounting portion 15, sensor assembly 16, liquid level device fixing plate 17, potentiometer 18, swing rod 19, liquid level rod 20, float 21, shock absorbing spring 22, fixing block 23, fixing member 24, wiring plug 25 are used more frequently in this article, the possibility of using other terms is not excluded. The use of these terms is only for more convenient description and explanation of the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A novel height-adjustable fuel pump assembly, comprising a fuel pump body (1), characterized in that: The oil pump body (1) is provided with a mounting hole (2), and a height-adjustable support rod assembly (3) is installed on the mounting hole (2). The support rod assembly (3) is composed of an upper support rod (4) and a lower support rod (5). The lower support rod (5) is provided with a plurality of clamping holes (6) for clamping, and the gaps of the clamping holes (6) are the same. A clamping mechanism (7) is provided at the lower end of the upper support rod (4), and the clamping mechanism (7) is symmetrically arranged about the center of the upper support rod (4). The upper support rod (4) is provided with a mounting groove (8) for installing the clamping mechanism (7), and the clamping mechanism (7) is composed of a clamping block. (9) and a return spring (10), a shock absorbing spring (22) is arranged between the upper support rod (4) and the lower support rod (5), the upper end of the upper support rod (4) is connected to a detachable connecting plate (11), the surface of the connecting plate (11) is fixedly mounted with a wiring connector (12), a socket (13) and an oil outlet connector (14), the side wall of the oil pump body (1) is provided with a mounting portion (15), and a sensor assembly (16) is mounted on the mounting portion (15), and the sensor assembly (16) is composed of a liquid level meter fixing plate (17), a potentiometer (18), a rocker rod (19), a liquid level rod (20) and a float (21).

2. A novel height-adjustable fuel pump assembly according to claim 1, characterized in that: The upper ends of the upper support rod (4) and the lower support rod (5) are both provided with fixing blocks (23) for fixing the shock absorbing spring (22).

3. A novel height-adjustable fuel pump assembly according to claim 1, characterized in that: The mounting portion (15) is provided with a plurality of fixing members (24) for mounting the liquid level device fixing plate (17); the fixing members (24) and the oil pump body (1) are integrally arranged.

4. A novel height-adjustable fuel pump assembly according to claim 1, characterized in that: The connector (12) is connected to a wiring plug (25) via an electric wire.

Images