CN210372796U

CN210372796U - Fixing clamp of test equipment

Info

Publication number: CN210372796U
Application number: CN201921380736.0U
Authority: CN
Inventors: 王峥晖; 施永康; 黄钦; 张显明
Original assignee: SAIC Volkswagen Automotive Co Ltd
Current assignee: SAIC Volkswagen Automotive Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-04-21
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a test equipment's mounting fixture, include: a base frame and a suspension frame. The base frame is placed on the seat, and base frame's bottom has angle adjusting mechanism, and angle adjusting mechanism has the bottom surface of slope, the inclination of bottom surface and the inclination phase-match of seat for base frame's top surface keeps the level, and test equipment fixes in base frame or places on base frame's top surface, has a set of centre gripping subassembly on base frame's the top surface, and the test equipment on base frame top surface is placed in the centre gripping subassembly centre gripping. The suspension type frame is fixed on the headrest of seat, and the suspension type frame forms the fixed chamber of several, and test equipment places at fixed intracavity, and fixed chamber carries on spacingly from three direction to test equipment. The fixing clamp of the test equipment occupies a small space and is convenient to operate. Simple structure is firm, can provide the reliable spacing of three dimensions to the test equipment placed wherein, ensures test equipment steady operation in the test process.

Description

Fixing clamp of test equipment

Technical Field

The utility model relates to an automotive test technical field, more specifically say, relate to automotive test equipment's fixing device.

Background

Passenger vehicle airbags have become the basic configuration of automobiles since the 1995 legislation was confirmed, and are one of the key components of driving safety. The most important quality of the air bag is reliability, if the air bag is ignited when the air bag is not ignited, the air bag is ignited by mistake, the air bag is ignited when the air bag is ignited, the air bag is not ignited by leakage, and the air bag is ignited by delay when the reaction is not timely. The safe air bag can cause great harm to drivers and passengers in the automobile when the safe air bag is subjected to miss-point explosion, late-point explosion and error-point explosion. The air bag abuse test (Airbag missuse) is a series of tests designed and developed to prevent false implosions of air bags.

During the air bag abuse test, the impact strength of the vehicle is high, and the acceleration of the front end impact is over 30g at most (the peak value of the acceleration is about-30 g during the stop process of the automobile after the front impact is 1 m at the speed of 60 km/h). During the test, a series of hosts and sensors are installed in the test vehicle to detect the working state of the air bag, such as a commonly used measurement system CRONOflex and a measurement component PSI 5-Box. It is necessary to ensure a secure positioning and reliable connection of the sensor, the host (computer) and the power supply during the test. The measurement system CRONOflex and the measurement unit PSI5-Box need to be in a firm position to work stably to collect data. Meanwhile, the number of connecting wires between the measuring system and each functional unit is large, and the stability of the connecting wires needs to be ensured.

In the prior art, a special fixing bracket is manufactured to fix CRONOflex and PSI 5-Box. In order to ensure the strength of the fixing bracket and the firmness of the mounting part, the bracket is built by using aluminum profiles. The bracket is fixed on the bottom plate of the vehicle, and then the host computers and the sensors such as CRONOflex and PSI5-Box are installed on the fixed bracket. The host and sensor fixation typically uses a tensioner tie strap. This solution provides reliable mechanical strength and mounting robustness, and is structurally robust against impacts. But has a disadvantage of occupying a large space and having a lot of inconvenience in use in a small vehicle such as a class a vehicle. Because the space in the small-sized vehicle is small, the wiring, the line investigation, the signal monitoring and the like are difficult after a large bracket is placed. In addition, although the binding band is firmly installed using the tensioner, the binding band may block the signal lights of the sensor, causing inconvenience in data collection and observation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fixed reliable, simple and easy firm test fixture.

According to the utility model discloses an embodiment provides a test equipment's mounting fixture, include: a base frame and a suspension frame. The base frame is placed on the seat, and base frame's bottom has angle adjusting mechanism, and angle adjusting mechanism has the bottom surface of slope, the inclination of bottom surface and the inclination phase-match of seat for base frame's top surface keeps the level, and test equipment fixes in base frame or places on base frame's top surface, has a set of centre gripping subassembly on base frame's the top surface, and the test equipment on base frame top surface is placed in the centre gripping subassembly centre gripping. The suspension type frame is fixed on the headrest of seat, and the suspension type frame forms the fixed chamber of several, and test equipment places at fixed intracavity, and fixed chamber carries on spacingly from three direction to test equipment.

In one embodiment, the base frame comprises: frame body and angle adjustment mechanism. The frame body is formed by the overlap joint of several vertical section bars and several horizontal section bars, and horizontal section bar includes horizontal section bar and vertical horizontal section bar, and the frame body is hexahedron structure. The angle adjusting mechanism is composed of two inclined sectional materials, the two inclined sectional materials form the bottom surface of the angle adjusting mechanism, the first ends of the two inclined sectional materials are rotatably installed at the first end of the bottom of the frame body, the second ends of the two inclined sectional materials are installed at the second end of the bottom of the frame body through the adjusting module, and the distance between the second end of the inclined sectional material and the second end of the bottom of the frame body is adjusted through the adjusting module to adjust the inclination angle of the bottom surface.

In one embodiment, the base frame further comprises a plurality of ribs, which are horizontally oriented and connected between the vertical profiles.

In one embodiment, the first end of the oblique profile is pivotally mounted on the transverse horizontal profile of the first end of the bottom of the frame body, and the second end of the oblique profile is mounted on the transverse horizontal profile of the second end of the bottom of the frame body by means of an adjustment module.

In one embodiment, the angle of inclination of the bottom surface of the angle adjustment mechanism is adjusted between 0 ° and 20 °.

In one embodiment, a set of clamping assemblies on the top surface of the base frame clamp and secure the test equipment from three directions.

In one embodiment, the suspension frame comprises: main part frame, coupling assembling and headrest mounting clip. The main body frame is formed by the overlap joint of a plurality of vertical sectional materials and a plurality of horizontal sectional materials, the horizontal sectional materials comprise transverse horizontal sectional materials and longitudinal horizontal sectional materials, the main body frame is of a hexahedral structure, and a plurality of fixed cavities are formed in the main body frame. The connecting assembly is mounted on the main body frame. The headrest fixing clamp is arranged on the connecting assembly and fixed on the headrest.

In one embodiment, the connecting component is a group of profiles arranged side by side, the width of the connecting component is matched with the thickness of the seat, one surface of the connecting component is fixed on the top of the main body frame, and the other surface of the connecting component is provided with a headrest fixing clip.

In one embodiment, the profile forming the connecting assembly has a sliding slot in which the headrest retainer clip is mounted and can move along the sliding slot.

In one embodiment, the body frame further includes a partition disposed between the fixing cavities to partition the fixing cavities.

The utility model provides a test equipment's mounting fixture volume is less, can install on seat and headrest, and occupation space is little, the operation of being convenient for. This mounting fixture simple structure is firm, can provide the reliable spacing of three dimensionality to the test equipment placed wherein, ensures test equipment steady operation in the test process.

Drawings

The above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments with reference to the accompanying drawings, in which like reference numerals refer to like features throughout, and in which:

fig. 1 discloses a structure diagram of a base frame in a fixing jig of a testing apparatus according to an embodiment of the present invention.

Fig. 2 discloses a side view structure diagram of a base frame in a fixing jig of a testing apparatus according to an embodiment of the present invention.

Fig. 3 discloses a structure diagram of a suspension type frame in a fixing clamp of a testing device according to an embodiment of the invention.

Detailed Description

Referring to fig. 1 to 3, a structure diagram of a fixing clamp of a testing apparatus according to an embodiment of the present invention is disclosed. In which fig. 1 and 2 disclose the structure of a base frame in a fixing clip, and fig. 3 discloses the structure of a suspension frame in a fixing clip.

As shown, the fixture of the test apparatus includes a base frame 100 and a hanging frame 200.

Base frame 200 places on the seat, and base frame 200's bottom has angle adjustment mechanism, and angle adjustment mechanism has the bottom surface of slope, the inclination of bottom surface and the inclination phase-match of seat for base frame's top surface keeps the level, has a set of centre gripping subassembly on base frame's the top surface, and the test equipment on base frame top surface is placed to the centre gripping subassembly centre gripping.

In the illustrated embodiment, the base frame 100 includes a frame body 101 and an angle adjustment structure 102. The frame body 101 is formed by overlapping a plurality of vertical profiles 111 and a plurality of horizontal profiles, including a transverse horizontal profile 112 and a longitudinal horizontal profile 113. The frame body 101 formed by lap-forming has a hexahedral structure. The horizontal profiles 112 and the vertical horizontal profiles 113 at the top of the frame body 101 are flush with each other, forming a flat top surface. The top surface has a set of clamping assemblies 114 thereon, the clamping assemblies 114 clamping the test equipment placed on the top surface of the base frame. In the illustrated embodiment, a set of clamping assemblies 114 on the top surface of the base frame clamp and secure the test equipment from three directions X, Y, Z. The

clamping assemblies

114a and 114b perform X-direction stops and the

clamping assemblies

114b and 114c perform Y-direction and Z-direction stops. With continued reference to fig. 1 and 2, the frame body 101 of the base frame further comprises a plurality of ribs 115, wherein the ribs 115 are horizontally disposed and connected between the vertical profiles 111. The plurality of ribs 115 divide the frame body 101 into a plurality of layers, and test equipment can be placed in the layers formed by the ribs 115 in addition to the top surface of the frame body.

The angle adjusting mechanism 102 is composed of two inclined profiles 121, the two inclined profiles 121 form a bottom surface of the angle adjusting mechanism, first ends of the two inclined profiles 121 are rotatably installed at first ends of the bottom of the frame body 101, second ends of the two inclined profiles 121 are installed at second ends of the bottom of the frame body 101 through an adjusting module 122, and an inclination angle of the bottom surface is adjusted by adjusting a distance between the second ends of the inclined profiles 121 and the second ends of the bottom of the frame body through the adjusting module 122. In the illustrated embodiment, a first end of the inclined profile 121 is pivotally mounted on the transverse horizontal profile 112 at a first end (right side end in the figure) of the bottom of the frame body 101, and a second end of the inclined profile 121 is mounted on the transverse horizontal profile 112 at a second end (left side end in the figure) of the bottom of the frame body by means of an adjustment module 122. The adjusting module 122 can adjust the height, and then adjust the distance between the second end of the inclined profile 121 and the second end of the bottom of the frame body, thereby realizing the adjustment of the inclination angle of the bottom surface. In one embodiment, the angle of inclination of the bottom surface of the angle adjustment mechanism can be adjusted between 0 ° and 20 ° to accommodate the angle of inclination of the seating surface of most vehicle types. The more commonly used inclination angle is 10-15 deg..

When the seat frame is used, the angle adjusting mechanism is firstly adjusted according to the inclination angle of the seat of the test vehicle type, so that the inclination angle of the angle adjusting mechanism is matched with the inclination angle of the seat, and after the base frame is installed on the seat, the main frame part of the base frame can be kept horizontal, namely, the top surface of the main frame and the layers formed by the reinforcing ribs are kept horizontal. And then placing test equipment on the main body frame, wherein the test equipment can be placed on the top surface of the main body frame and also can be placed on the layered layer formed by the reinforcing ribs. Generally, a control device such as a computer is placed on the top surface of the main body frame, and the computer is held and fixed by the holding assembly 114, which holds and fixes the computer from X, Y, Z three directions. The sensors or adapters are placed on the layer formed by the ribs and may be secured to the ribs by bolts, tie down straps, or the like.

Fig. 3 discloses the structure of the suspension frame. The suspension frame 200 is fixed on the headrest of the seat, the suspension frame 200 forms a plurality of fixed cavities 204, the test equipment is placed in the fixed cavities, and the fixed cavities 204 limit the test equipment from three directions. In the illustrated embodiment, the suspension frame 200 includes: a main body frame 201, a connecting assembly 202, and a headrest fixing clip 203. The main body frame 201 is formed by overlapping a plurality of vertical profiles 211 and a plurality of horizontal profiles. The horizontal profiles comprise a transverse horizontal profile 212 and a longitudinal horizontal profile 213. The lap-formed main body frame 201 is in a hexahedral structure, and the vertical section bar 211, the horizontal section bar 212 and the longitudinal section bar 213 form a plurality of fixing cavities 204 in the main body frame 200 together. The test equipment is placed in the fixed cavity 204, and the test equipment is limited by the vertical section bars 211, the transverse horizontal section bars 212 and the longitudinal horizontal section bars 213, so that the fixed cavity 204 limits the test equipment in the fixed cavity from X, Y, Z. In the embodiment shown in fig. 3, the main body frame 201 further includes a partition 205, and the partition 205 is disposed between the fixing cavities 204 to partition the fixing cavities. The connection assembly 202 is mounted on the main body frame 201. In the illustrated embodiment, the connection assembly 202 is a set of profiles arranged side by side, and the width of the connection assembly 202 matches the thickness of the seat so that the body frame 200 does not interfere with the seat. One surface of the connecting member 202 is fixed to the top of the main body frame 201, and the other surface of the connecting member 202 is mounted with a headrest fixing clip 203. A headrest fixing clip 203 is mounted on the connecting assembly 202, and the headrest fixing clip 203 is fixed on the headrest. In one embodiment, the profile forming the attachment assembly 202 has a sliding slot therein, and the headrest retainer clip 203 is mounted in and movable along the sliding slot. The intervals between the headrest rods of different vehicle types are different, and the headrest fixing clip 203 is aligned with the headrest rods by moving the headrest fixing clip 203 so as to be mounted on the headrest rods.

When the headrest fixing device is used, the width of the connecting assembly and the position of the headrest fixing clamp are adjusted according to the thickness of a seat of a test vehicle model and the distance between headrest rods, and then the main body frame is fixed on a headrest through the connecting assembly and the headrest fixing clamp. A test device is placed in the fixed cavity of the body frame, and typically the test device placed in the fixed cavity of the body frame is a sensor. The sensor is limited by the vertical profile, the transverse horizontal profile and the longitudinal horizontal profile, so that the fixed cavity limits the sensor in the fixed cavity from X, Y, Z in three directions. The front and back surfaces of the fixed cavity are not shielded by other shielding, so that the observation of the signal of the sensor is not influenced.

The above-described embodiments are provided to enable persons skilled in the art to make or use the invention, and many modifications and variations may be made to the above-described embodiments by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of the invention is not limited by the above-described embodiments, but should be accorded the widest scope consistent with the innovative features set forth in the claims.

Claims

1. A fixing jig for a test apparatus, comprising:

the testing device comprises a base frame, a testing device and a clamping component, wherein the base frame is placed on a seat, the bottom of the base frame is provided with an angle adjusting mechanism, the angle adjusting mechanism is provided with an inclined bottom surface, the inclination angle of the bottom surface is matched with that of the seat, so that the top surface of the base frame is kept horizontal, the testing device is fixed in the base frame or placed on the top surface of the base frame, the top surface of the base frame is provided with the group of clamping components, and the clamping components clamp the testing device placed on the top surface of the base;

suspension type frame, suspension type frame fix on the headrest of seat, and suspension type frame forms the fixed chamber of several, and test equipment places at fixed intracavity, and fixed chamber carries on spacingly from three direction to test equipment.

2. The test equipment fixture of claim 1, wherein the base frame comprises:

the frame body is formed by overlapping a plurality of vertical sectional materials and a plurality of horizontal sectional materials, the horizontal sectional materials comprise transverse horizontal sectional materials and longitudinal horizontal sectional materials, and the frame body is of a hexahedral structure;

angle adjustment mechanism, angle adjustment mechanism comprises two slope section bars, and two slope section bars form angle adjustment mechanism's bottom surface, and the first end of two slope section bars is rotated and is installed the first end in the bottom of frame body, and the second of two slope section bars is held the second of the bottom of frame body through adjusting module installation, adjusts the inclination of bottom surface through the second of adjusting module regulation slope section bar end and the second of the bottom of frame body end's distance.

3. The fixture of claim 2, wherein the base frame further comprises a plurality of ribs oriented horizontally and connected between the vertical profiles.

4. The fixing jig of test equipment as set forth in claim 2, wherein the first end of the inclined profile is rotatably installed on the transverse horizontal profile of the first end of the bottom of the frame body, and the second end of the inclined profile is installed on the transverse horizontal profile of the second end of the bottom of the frame body through the adjusting module.

5. The fixture of claim 2, wherein the angle of inclination of the bottom surface of the angle adjustment mechanism is adjusted between 0 ° and 20 °.

6. The test equipment holding jig of claim 1, wherein the set of holding members on the top surface of the base frame holds and holds the test equipment from three directions.

7. The test equipment fixture of claim 1, wherein the hanging frame comprises:

the main body frame is formed by overlapping a plurality of vertical sectional materials and a plurality of horizontal sectional materials, each horizontal sectional material comprises a transverse horizontal sectional material and a longitudinal horizontal sectional material, the main body frame is of a hexahedral structure, and a plurality of fixed cavities are formed in the main body frame;

a connection assembly installed on the main body frame;

the headrest fixing clamp is installed on the connecting assembly and fixed on the headrest.

8. The fixing jig of test equipment as claimed in claim 7, wherein the connecting member is a set of profiles arranged side by side, the width of the connecting member is matched with the thickness of the seat, one side of the connecting member is fixed on the top of the main body frame, and the other side of the connecting member is provided with a headrest fixing clip.

9. The fixing jig of test equipment as claimed in claim 8, wherein the sectional material constituting the connecting member has a slide groove therein, and the headrest fixing clip is installed in the slide groove and movable along the slide groove.

10. The test equipment holding jig of claim 7, wherein the main body frame further comprises a partition plate disposed between the holding chambers to partition the holding chambers.