Impact resistance test device for automobile oxygen sensor

Abstract

The utility model, which relates to the technical field of the impact resistance test apparatus, discloses an apparatus for the impact resistance test of an automobile oxygen sensor, the apparatus for the impact resistance test of the automobile oxygen sensor comprises a mounting seat, and the mounting seat is provided with a supporting apparatus and a take-up and pay-off apparatus. In order to facilitate operation, the steel ball is tied on the wire spool through a wire, the steel ball is lifted or freely falls down by shaking the wire spool, the weight of the steel ball is about 20g, and steel balls with different weights can be replaced according to requirements, so that experiment operation is facilitated; a fixing groove is formed in the wire spool, the wire spool can be locked through the lock catch and the fixing groove to control the lifting height of the steel ball, the lock catch can be pulled to drive the pressing plate to move in the direction of the lock catch, meanwhile, the spring is driven to move, the lock catch is separated from the fixing groove, and the steel ball ascends or freely falls.

Description

Technical Field

[0001] The utility model specifically relates to the technical field of impact resistance test devices, in particular to an impact resistance test device for automobile oxygen sensors. Background Art

[0002] Oxygen sensors are installed on car engines, which are usually located at the bottom of the car. As the car is moving, it is inevitable that it will be hit by flying stones. Therefore, our company has invented a stone impact test device for oxygen sensors.

[0003] Currently, testing of automotive oxygen sensors primarily focuses on their electrical performance and response time, while relatively little attention is paid to their impact resistance. Traditional testing methods often fail to realistically simulate the impact conditions that vehicles face in actual use, making it difficult to accurately assess the performance and reliability of oxygen sensors after an impact.

[0004] Therefore, to ensure that automotive oxygen sensors function properly under various complex driving conditions, it is particularly important to develop a device specifically designed for automotive oxygen sensor impact testing. This device can simulate different levels of impact force to conduct comprehensive impact resistance testing on oxygen sensors, providing automakers and parts suppliers with a reliable quality inspection method to improve the overall safety and reliability of vehicles. Utility Model Content

[0005] The purpose of the utility model is to provide a device for performing an impact resistance test on an automobile oxygen sensor, which is installed on a mounting base through a supporting device and a retractable wire device. The iron ball is adjustable and can rise or fall freely, and is easy to use; so as to solve the technical problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A device for performing impact resistance testing of automobile oxygen sensors, comprising

[0008] A mounting seat, on which a supporting device and a wire-reeling device are respectively provided;

[0009] The mounting base includes a base plate, a fixing nut is provided at the four corners of the base plate, a fixing platform is provided on the upper surface, a movable groove is provided at the center of the fixing platform, a fixing nut is provided in the center of the movable groove, and a symmetrical side plate is provided at the upper end of the fixing platform. The side plate is provided with a fixing nut three, which is connected to the fixing platform through the fixing nut three, and the upper end of the fixing platform is also fixedly connected to the placement platform.

[0010] As a further technical solution of the present invention, the upper surface of the base plate is also provided with a mounting platform, and four fixing nuts four are provided on the mounting platform for connecting to the base plate; the upper surface of the mounting platform is fixedly connected to the fixing seat, and a column is provided on the fixing seat, the top of the column is connected to the clamping block, and the clamping block is fixedly connected to the connecting plate.

[0011] As a further technical solution of the utility model,

[0012] The connecting plate is also provided with a wire wheel and a wire groove, and the wire wheels are arranged at both ends of the connecting plate; the column is provided with two fixed brackets and two wiring brackets, the other ends of the two fixed brackets are connected to the sliding column, and the other ends of the two wiring brackets are connected to the wire.

[0013] As a further technical solution of the present invention, the base plate is also provided with a base, and two fixing nuts five are provided on the base for connecting to the base plate. A cavity is provided inside the base, and a lock, a spring, a pressure plate and a rotating groove are provided in the cavity. The head of the lock is on the outer surface of the base, the other end of the lock is connected to the fixing groove, and the other end of the rotating groove is rotatably connected to the rotating shaft.

[0014] As a further technical solution of the present invention, the rotating shaft is arranged on the winding drum, and the winding drum is provided with a wire. When in use, the wire passes through the wiring bracket, the wire wheel, the wire groove and another wire wheel respectively, and the other end of the wire is fixedly connected to the steel ball.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model, when in use, first adjusts the position of the fixing platform according to the automobile oxygen sensor, and the fixing platform is provided with a movable groove, and the automobile oxygen sensor can be steadily moved to the measured position in a horizontal state and placed in the center of the sliding column through the movable groove and the fixing nut, so that the steel ball falls exactly to the measured position, which is convenient for experiments on different automobile oxygen sensors and has strong adaptability; the utility model, the sliding column is set to 2.5 meters high, and the shooting height is set to 2 meters. In order to allow the steel ball to hit the required position, the steel ball is set in a steel pipe and can fall freely, similar to a semi-enclosed In an environment with low humidity, it will not be easily affected by other external factors, thereby improving the experimental accuracy. In the utility model, for the convenience of operation, the steel ball is tied to a winding reel by a wire, and the steel ball is raised or freely dropped by shaking the winding reel. The steel ball weighs about 20 grams, and steel balls of different weights can also be replaced according to needs, which is convenient for experimental operation. A fixed groove is provided on the winding reel, and the winding reel can be locked by the lock buckle and the fixed groove to achieve the control of the lifting height of the steel ball. The lock buckle can also be pulled to drive the pressure plate to move in the direction of the lock buckle, and at the same time drive the spring to move, and the lock buckle is separated from the fixed groove to achieve the rise or free fall of the steel ball. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0018] Figure 2 This utility model Figure 1 Schematic diagram of the top-down three-dimensional structure.

[0019] Figure 3 This utility model Figure 1 Front view of.

[0020] Figure 4 This utility model Figure 1 Right view of .

[0021] Figure 5 This utility model Figure 1 Top view of .

[0022] Figure 6 This utility model Figure 1 Schematic diagram of the split structure.

[0023] Figure 7 This utility model Figure 6 Front view of.

[0024] Figure 8 This utility model Figure 7 A partial enlarged schematic diagram.

[0025] In the figure: 1-mounting base, 2-support device, 3-retracting and releasing device;

[0026] 11- bottom plate, 12- fixing nut 1, 13- fixing platform, 14- movable slot, 15- fixing nut 2, 16- side plate, 17- fixing nut 3, 18- placement platform;

[0027] 21-mounting platform, 22-fixing nut four, 23-fixing seat, 24-column, 25-block; 26-wire wheel, 27-wire trough, 28-sliding column, 29-fixing bracket, 210-wiring bracket, 211-connecting plate;

[0028] 31-base, 32-fixing nut five, 33-lock, 34-spring, 35-pressure plate, 36-rotation slot, 37-rotation axis, 38-wire, 39-steel ball, 310-fixation slot, 311-winding disk. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] See also Figure 1-8 In an embodiment of the present invention, a device for performing a crash test on an automobile oxygen sensor comprises:

[0031] A mounting base 1 is provided with a supporting device 2 and a wire-reeling device 3 on the mounting base 1;

[0032] The mounting base 1 includes a base plate 11, which is provided with fixing nuts 12 at the four corners of the base plate 11, a fixing platform 13 on the upper surface, a movable groove 14 at the center of the fixing platform 13, and a fixing nut 2 15 at the center of the movable groove 14. The upper end of the fixing platform 13 is provided with a symmetrically arranged side panel 16, and the side panel 16 is provided with a fixing nut 3 17, which is connected to the fixing platform 13 through the fixing nut 3 17. The upper end of the fixing platform 13 is also fixedly connected to the placement platform 18.

[0033] By adopting the above technical solution, when in use, the position of the fixing platform 13 is first adjusted according to the automobile oxygen sensor. The fixing platform 13 is provided with a movable groove 14. Through the movable groove 14 and the fixing nut 15, the automobile oxygen sensor can be smoothly moved horizontally to the measured position and placed in the center of the sliding column 28, so that the steel ball 39 falls exactly into the measured position, which is convenient for experiments with different automobile oxygen sensors and has strong adaptability.

[0034] In this embodiment, the upper surface of the base plate 11 is further provided with a mounting platform 21, and the mounting platform 21 is provided with four fixing nuts 22 for connecting to the base plate 11; the upper surface of the mounting platform 21 is fixedly connected to the fixing seat 23, and the fixing seat 23 is provided with a column 24, the top of the column 24 is connected to the clamping block 25, and the clamping block 25 is fixedly connected to the connecting plate 211;

[0035] The connecting plate 211 is also provided with a wire wheel 26 and a wire groove 27, and the wire wheel 26 is provided at both ends of the connecting plate 211; the column 24 is provided with two fixed brackets 29 and two wiring brackets 210, the other ends of the two fixed brackets are connected to the sliding column 28, and the other ends of the two wiring brackets 210 are connected to the wire 38.

[0036] By adopting the above technical solution, the sliding column 28 is set to 2.5 meters high and the shooting height is set to 2 meters. In order to allow the steel ball 39 to hit the required position, the steel ball 39 is set in a steel pipe and can fall freely. In a semi-closed environment, it will not be easily affected by other foreign factors, thereby improving the experimental accuracy.

[0037] In this embodiment, the base plate 11 is further provided with a base 31, and two fixing nuts 32 are provided on the base 31 for connecting with the base plate 11. A cavity is provided inside the base 31, and a button 33, a spring 34, a pressure plate 35 and a rotation slot 36 are provided in the cavity. The head of the button 33 is on the outer surface of the base 31, and the other end of the button 33 is connected to the fixing slot 310. The other end of the rotation slot 36 is rotatably connected to the rotation shaft 37.

[0038] The rotating shaft 37 is arranged on the spool 311, and the spool 311 is provided with a wire 38. When in use, the wire 38 passes through the wiring bracket 210, the wire wheel 26, the wire groove 27 and another wire wheel 26 respectively, and the other end of the wire 38 is fixedly connected to the iron ball 39.

[0039] By adopting the above technical solution, the steel ball 39 is tied to a winding reel 311 by a wire 38. The steel ball 39 is raised or freely dropped by shaking the winding reel. The steel ball 39 weighs about 20 grams, and steel balls of different weights can be replaced according to needs to facilitate experimental operations. A fixed groove 310 is provided on the winding reel 311. The winding reel 311 can be locked by the lock 33 and the fixed groove 310 to control the lifting height of the steel ball. The lock 33 can also be pulled to drive the pressure plate 35 to move in the direction of the lock 33, and at the same time drive the spring 34 to move, and the lock 33 is separated from the fixed groove 310 to achieve the rise or free fall of the steel ball.

[0040] The working principle of the utility model is as follows: when in use, the position of the fixing platform 13 is first adjusted according to the automobile oxygen sensor. The fixing platform 13 is provided with a movable groove 14. Through the movable groove 14 and the fixing nut 15, the automobile oxygen sensor can be smoothly moved horizontally to the measured position and placed in the center of the sliding column 28, so that the steel ball 39 falls exactly into the measured position, which is convenient for experiments with different automobile oxygen sensors and has strong adaptability.

[0041] The sliding column 28 is set to 2.5 meters high and the shooting height is set to 2 meters. In order to allow the steel ball 39 to hit the required position, the steel ball 39 is set in a steel pipe and can fall freely. In a semi-enclosed environment, it will not be easily affected by other foreign factors, thereby improving the experimental accuracy.

[0042] The steel ball 39 is tied to a winding reel 311 by a wire 38. The steel ball 39 can be raised or freely dropped by shaking the winding reel. The steel ball 39 weighs about 20 grams. Steel balls of different weights can also be replaced according to needs to facilitate experimental operations. A fixed groove 310 is provided on the winding reel 311. The winding reel 311 can be locked by the lock 33 and the fixed groove 310 to control the lifting height of the steel ball. The lock 33 can also be pulled to drive the pressure plate 35 to move toward the lock 33, while driving the spring 34 to move, and the lock 33 is separated from the fixed groove 310 to achieve the rise or free fall of the steel ball.

[0043] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0044] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A device for performing impact resistance testing of automotive oxygen sensors, characterized in that: include A mounting seat (1), wherein a supporting device (2) and a wire-reeling device (3) are respectively provided on the mounting seat (1); The mounting base (1) includes a base plate (11), wherein fixing nuts (12) are provided at the four corners of the base plate (11), a fixing platform (13) is provided on the upper surface, a movable groove (14) is provided at the center of the fixing platform (13), a fixing nut (15) is provided at the center of the movable groove (14), and a symmetrically arranged side plate (16) is provided at the upper end of the fixing platform (13), and a fixing nut (17) is provided on the side plate (16), which is connected to the fixing platform (13) through the fixing nut (17), and the upper end of the fixing platform (13) is also fixedly connected to the placement platform (18).

2. The impact resistance test device for automobile oxygen sensors according to claim 1, characterized in that: The upper surface of the base plate (11) is further provided with a mounting platform (21), and the mounting platform (21) is provided with four fixing nuts (22) for connecting with the base plate (11); the upper surface of the mounting platform (21) is fixedly connected with the fixing seat (23), and the fixing seat (23) is provided with a column (24), the top end of the column (24) is connected with a clamping block (25), and the clamping block (25) is fixedly connected with the connecting plate (211).

3. The impact resistance test device for automobile oxygen sensors according to claim 2, characterized in that: The connecting plate (211) is further provided with a wire wheel (26) and a wire groove (27), and the wire wheel (26) is provided at both ends of the connecting plate (211); the column (24) is provided with two fixed brackets (29) and two wiring brackets (210), the other ends of the two fixed brackets are connected to the sliding column (28), and the other ends of the two wiring brackets (210) are connected to the wire (38).

4. The impact resistance test device for automobile oxygen sensors according to claim 1 is characterized in that: The base plate (11) is further provided with a base (31), and two fixing nuts (32) are provided on the base (31) for connecting with the base plate (11). A cavity is provided inside the base (31), and a lock buckle (33), a spring (34), a pressure plate (35) and a rotation groove (36) are provided in the cavity. The head of the lock buckle (33) is on the outer surface of the base (31), and the other end of the lock buckle (33) is connected to the fixing groove (310), and the other end of the rotation groove (36) is rotationally connected to the rotation shaft (37).

5. The impact resistance test device for automobile oxygen sensors according to claim 4 is characterized in that: The rotating shaft (37) is provided on the winding drum (311), and the winding drum (311) is provided with a wire (38). When in use, the wire (38) passes through the wiring bracket (210), the wire wheel (26), the wire groove (27) and another wire wheel (26) in sequence, and the other end of the wire (38) is fixedly connected to the steel ball (39).

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