Waterproof automobile crankshaft position sensor

Abstract

The utility model relates to the technical field of crankshaft sensors, and discloses a waterproof automobile crankshaft position sensor which comprises a shell, a front interface and a rear interface, a clamping device is arranged on the surface of the rear interface and comprises a connecting plate, the connecting plate is connected with the rear interface, a sliding groove is formed in the surface of the connecting plate, and a sliding plate is slidably connected to the inner wall of the sliding groove. First telescopic rods are connected to the inner walls of the sliding grooves, one ends of the first telescopic rods are connected with the surfaces of the sliding plates, clamping plates are connected to the surfaces of the sliding plates, and handles are connected to the surfaces of the clamping plates. The arc surface of the first telescopic rod is sleeved with a first spring, one end of the first spring is connected with the inner wall of the sliding groove, and the other end of the first spring is connected with the surface of the sliding plate. According to the utility model, the problem that the normal use of the sensor is affected due to the fact that the sensor is often inconvenient to install on a vehicle when the sensor is installed on different vehicle models is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of crankshaft sensors, in particular to a waterproof automobile crankshaft position sensor. Background Art

[0002] The function of the crankshaft position sensor is to determine the position of the crankshaft, that is, the angle of rotation of the crankshaft. It usually works together with the camshaft position sensor to determine the basic ignition timing. When used, the traditional crankshaft sensor cannot transmit the ignition information in the engine cylinder to the computer chip in time, thereby reducing the engine ignition efficiency.

[0003] The application number is CN201820133469.6, which discloses an automobile crankshaft position sensor, including a mounting support, a crankshaft and a sensor. The mounting support is provided with a sensor and a fixing seat on the outside. The sensor and the fixing seat are fixedly connected to the mounting support by welding. The sensor is placed on the left side of the mounting support, and the fixing seat is placed on the right side of the mounting support. A plug is provided at the bottom of the sensor. A shielded cable is provided between the sensor and the plug. The two ends of the shielded cable are respectively fixedly connected to the sensor and the plug through a connecting seat. The crankshaft is placed on the right side of the fixing seat, and the crankshaft is contact-connected with the fixing seat. The automobile crankshaft position sensor is provided with a permanent magnet in the mounting support and a soft magnetic core and a coil in the fixing seat. When the soft magnetic core receives the signal on the signal flange on the crankshaft, the signal is transmitted to the sensor, and then the signal is transmitted to the computer chip, thereby improving the computer's automatic ignition efficiency of the engine cylinder.

[0004] Although this arrangement improves the efficiency of automatic ignition of the engine cylinder by the computer, it is often inconvenient to install the sensor on the vehicle when the arrangement is installed on different vehicle models, thereby affecting the normal use of the sensor. Utility Model Content

[0005] The purpose of the utility model is to provide a waterproof automobile crankshaft position sensor to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a waterproof automobile crankshaft position sensor, comprising a housing, a front interface, and a rear interface. The surface of the rear interface is provided with a clamping device, the clamping device comprises a connecting plate, the connecting plate is connected to the rear interface, the surface of the connecting plate is provided with a slide groove, the inner wall of the slide groove is slidably connected with a slide plate, the inner wall of the slide groove is connected with a first telescopic rod, one end of the first telescopic rod is connected to the surface of the slide plate, the surface of the slide plate is connected with a clamping plate, and the surface of the clamping plate is connected with a handle. The setting of the handle realizes the function of driving the clamping plate to move, the clamping plate realizes the function of clamping and installing, the setting of the slide groove realizes the function of facilitating the movement of the slide plate, the first telescopic rod realizes the function of resetting the slide plate, and the setting of the slide plate realizes the function of driving the clamping plate to move.

[0008] Furthermore, the arc surface of the first telescopic rod is sleeved with a first spring, one end of the first spring is connected to the inner wall of the slide slot, and the other end of the first spring is connected to the surface of the slide plate. The first spring further achieves a reset effect on the slide plate.

[0009] Furthermore, a cushion is connected to the surface of the clamping plate, and the cushion is made of rubber material, so as to prevent the clamping plate from being damaged.

[0010] Furthermore, a fixing device is provided on the surface of the front interface, and the fixing device includes a groove. The surface of the front interface is provided with a groove, and the inner wall of the groove is connected to a second telescopic rod, and one end of the second telescopic rod is connected to a connecting block, and the surface of the connecting block is connected to a square frame. The setting of the groove facilitates the movement of the connecting block, the setting of the second telescopic rod achieves the reset function of the connecting block, and the setting of the connecting block achieves the function of driving the square frame.

[0011] Furthermore, the arc surface of the second telescopic rod is sleeved with a second spring, one end of the second spring is connected to the inner wall of the groove, and the other end of the second spring is connected to the surface of the connecting block. The second spring is provided to further reset the connecting block.

[0012] Furthermore, a plurality of air bags are connected to the surface of the square frame, and the material of the air bags is polyethylene. The arrangement of the air bags can prevent the rear interface from being squeezed.

[0013] The utility model has the following beneficial effects:

[0014] (1) The utility model provides a clamping device. By pulling the handle, the handle drives the clamping plate to move on the inner wall of the slide groove. The setting of the handle achieves the function of driving the clamping plate to move. The clamping plate achieves the function of clamping and installing. The cushion achieves the function of preventing the slide groove from being damaged. The setting of the slide groove achieves the function of facilitating the movement of the slide plate. The first telescopic rod achieves the function of resetting the slide plate. The first spring achieves the function of further resetting the slide plate. The setting of the slide plate achieves the function of driving the clamping plate to move. By providing the clamping device, the sensor can be conveniently installed on vehicles of different models, and the situation in which it is inconvenient to install the sensor can be reduced as much as possible, thereby further improving the versatility of the sensor.

[0015] (2) The utility model provides a fixing device. The groove facilitates the movement of the connecting block. The second telescopic rod resets the connecting block. The second spring further resets the connecting block. The airbag prevents the rear interface from being squeezed. The connecting block drives the square frame. The fixing device facilitates the fixing of the rear interface, minimizes damage to the rear interface, and further extends the service life of the rear interface.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the clamping device in the utility model;

[0020] Figure 3 It is a structural schematic diagram of a part of the fixing device in the utility model;

[0021] Figure 4 It is a structural schematic diagram of another angle of the fixing device in the utility model;

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] In the figure: 1. shell; 2. front interface; 3. rear interface; 4. clamping device; 41. connecting plate; 42. slide groove; 43. first telescopic rod; 44. first spring; 45. slide plate; 46. clamping plate; 47. handle; 48. cushion; 5. fixing device; 51. square frame; 52. groove; 53. second telescopic rod; 54. second spring; 55. airbag; 56. connecting block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 - Figure 4 As shown, the utility model is a waterproof automobile crankshaft position sensor, comprising a housing 1, a front interface 2, and a rear interface 3. A clamping device 4 is provided on the surface of the rear interface 3. The clamping device 4 comprises a connecting plate 41, which is connected to the rear interface 3. A slide groove 42 is provided on the surface of the connecting plate 41. A slide plate 45 is slidably connected to the inner wall of the slide groove 42. A first telescopic rod 43 is connected to the inner wall of the slide groove 42. One end of the first telescopic rod 43 is connected to the surface of the slide plate 45. A clamping plate 46 is connected to the surface of the slide plate 45. A handle 47 is connected to the surface of the clamping plate 46. The setting of the handle 47 realizes the function of driving the clamping plate 46 to move, the clamping plate 46 realizes the function of clamping and installing, the setting of the slide groove 42 realizes the function of facilitating the movement of the slide plate 45, the first telescopic rod 43 realizes the function of resetting the slide plate 45, and the setting of the slide plate 45 realizes the function of driving the clamping plate 46 to move.

[0026] The arc surface of the first telescopic rod 43 is sleeved with a first spring 44, one end of the first spring 44 is connected to the inner wall of the slide slot 42, and the other end of the first spring 44 is connected to the surface of the slide plate 45. The first spring 44 further resets the slide plate 45.

[0027] The surface of the clamping plate 46 is connected with a cushion 48, and the material of the cushion 48 is a rubber material. The cushion 48 realizes the function of preventing the clamping from damaging.

[0028] The surface of the front interface 2 is provided with a fixing device 5, and the fixing device 5 includes a groove 52. The surface of the front interface 2 is provided with the groove 52, and the inner wall of the groove 52 is connected to the second telescopic rod 53, and one end of the second telescopic rod 53 is connected to the connecting block 56, and the surface of the connecting block 56 is connected to the square frame 51. The setting of the groove 52 realizes the function of facilitating the movement of the connecting block 56, the setting of the second telescopic rod 53 realizes the function of resetting the connecting block 56, and the setting of the connecting block 56 realizes the function of driving the square frame 51.

[0029] The arc surface of the second telescopic rod 53 is sleeved with a second spring 54, one end of the second spring 54 is connected to the inner wall of the groove 52, and the other end of the second spring 54 is connected to the surface of the connecting block 56. The second spring 54 is provided to further reset the connecting block 56.

[0030] The surface of the square frame 51 is connected with a plurality of air bags 55, and the material of the air bags 55 is polyethylene. The arrangement of the air bags 55 can prevent the rear interface 3 from being squeezed.

[0031] When in use, by pulling the handle 47, the handle 47 drives the clamping plate 46 to move on the inner wall of the slide groove 42. The setting of the handle 47 realizes the function of driving the clamping plate 46 to move, the clamping plate 46 realizes the function of clamping and installing, the pad 48 realizes the function of preventing damage by clamping, the setting of the slide groove 42 realizes the function of facilitating the movement of the slide plate 45, the first telescopic rod 43 realizes the function of resetting the slide plate 45, the first spring 44 realizes the function of further resetting the slide plate 45, and the setting of the slide plate 45 realizes the function of driving the clamping plate 46 to move. By setting the clamping device 4, it is convenient to install the sensor on vehicles of different models, minimizes the situation where it is inconvenient to install the sensor, and further improves the versatility of the sensor.

[0032] During the replacement and use of the sensor, the interface often needs to be fixed. The setting of the groove 52 facilitates the movement of the connecting block 56. The setting of the second telescopic rod 53 achieves the reset effect on the connecting block 56. The setting of the second spring 54 further resets the connecting block 56. The setting of the airbag 55 prevents the squeezing of the rear interface 3. The setting of the connecting block 56 drives the square frame 51. By setting the fixing device 5, the fixing work of the rear interface 3 is facilitated, the damage of the rear interface 3 is reduced as much as possible, and the service life of the rear interface 3 is further extended.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A waterproof automobile crankshaft position sensor, comprising a housing (1), a front interface (2), and a rear interface (3), characterized in that: A clamping device (4) is provided on the surface of the rear interface (3), the clamping device (4) comprising a connecting plate (41), the connecting plate (41) being connected to the rear interface (3), the connecting plate (41) having a sliding groove (42) on its surface, the inner wall of the sliding groove (42) being slidably connected to a slide plate (45), the inner wall of the sliding groove (42) being connected to a first telescopic rod (43), one end of the first telescopic rod (43) being connected to the surface of the slide plate (45), the surface of the slide plate (45) being connected to a clamping plate (46), and the surface of the clamping plate (46) being connected to a handle (47).

2. The waterproof automobile crankshaft position sensor according to claim 1, characterized in that: The arc surface of the first telescopic rod (43) is sleeved with a first spring (44), one end of the first spring (44) is connected to the inner wall of the sliding groove (42), and the other end of the first spring (44) is connected to the surface of the sliding plate (45).

3. The waterproof automobile crankshaft position sensor according to claim 1, characterized in that: A cushion (48) is connected to the surface of the clamping plate (46), and the cushion (48) is made of rubber.

4. The waterproof automobile crankshaft position sensor according to claim 1, characterized in that: The surface of the front interface (2) is provided with a fixing device (5), the fixing device (5) comprising a groove (52), the surface of the front interface (2) is provided with a groove (52), the inner wall of the groove (52) is connected to a second telescopic rod (53), one end of the second telescopic rod (53) is connected to a connecting block (56), and the surface of the connecting block (56) is connected to a square frame (51).

5. The waterproof automobile crankshaft position sensor according to claim 4, characterized in that: The arc surface of the second telescopic rod (53) is sleeved with a second spring (54), one end of the second spring (54) is connected to the inner wall of the groove (52), and the other end of the second spring (54) is connected to the surface of the connecting block (56).

6. The waterproof automobile crankshaft position sensor according to claim 4, characterized in that: A plurality of air bags (55) are connected to the surface of the square frame (51), and the material of the air bags (55) is polyethylene.

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