CN114441429A

CN114441429A - Automobile windshield wiper detection device

Info

Publication number: CN114441429A
Application number: CN202210050917.7A
Authority: CN
Inventors: 刘进
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-05-06
Anticipated expiration: 2042-01-17
Also published as: CN114441429B

Abstract

The invention provides a detection device for an automobile windshield wiper, which relates to the field of automobiles and comprises a test box and a supporting plate matched with the box body of the test box, wherein the side surface of the supporting plate is contacted with the inner side wall of the test box; the air cylinder is fixed at the bottom in the box body of the test box, and an output shaft of the air cylinder is fixed on the lower surface of the supporting plate; the clapboard is arranged above the supporting plate, the clapboard is fixed in the test box and is provided with a plurality of through holes penetrating through the upper surface and the lower surface of the clapboard; the inner cavity is arranged in the partition plate and communicated with the through hole; the opening and closing part is arranged in the inner cavity and is used for opening or closing the perforation. Through this device, in windshield wiper salt fog test process, keep apart windshield wiper and test box inside other places through the baffle, when doing the experiment for the product of other material, do the salt fog of salt fog test for the windshield wiper and can not scatter like this for the experimental result is more accurate.

Description

Automobile windshield wiper detection device

Technical Field

The invention relates to the field of automobiles, in particular to an automobile windshield wiper detection device.

Background

The windshield wiper is a tool for simply cleaning the front glass of the motor vehicle in order to prevent rainwater and other dirt from affecting the sight, and when raining, the windshield wiper is opened, so that the windshield wiper can clean the rainwater falling on the windshield, the sight of a driver is prevented from being affected by the rainwater, and after the windshield wiper is produced, a salt spray test needs to be carried out on the windshield wiper, so that whether the corrosion resistance of the windshield wiper meets the requirement or not is judged.

The applicant found that: placing at salt fog proof box at a plurality of wipers and carrying out the testing process, having the product of other material to place in the proof box midway, placing the in-process, the salt fog in the proof box can scatter, leads to the experimental result inaccurate.

Disclosure of Invention

In view of this, one or more embodiments of the present disclosure provide an automobile windshield wiper detecting device, so as to solve the technical problem in the prior art that when a plurality of windshield wipers are placed in a salt fog test chamber for testing, a product made of another material is placed in the test chamber in the middle of the test chamber, and during the placement process, the salt fog in the test chamber is scattered, which results in inaccurate test results.

In view of the above objects, one or more embodiments of the present specification provide a wiper detecting device for a vehicle, including:

the test box comprises a test box and a supporting plate matched with the box body of the test box, wherein the side surface of the supporting plate is contacted with the inner side wall of the test box body;

the air cylinder is fixed at the bottom in the box body of the test box, and an output shaft of the air cylinder is fixed on the lower surface of the supporting plate;

the partition plate is arranged above the supporting plate, is fixed inside the test box and is provided with a plurality of through holes penetrating through the upper surface and the lower surface of the partition plate;

an inner cavity arranged inside the partition plate, wherein the inner cavity is communicated with the through hole;

the opening and closing part is arranged in the inner cavity and is used for opening or closing the perforation.

Further, the opening and closing part includes:

the sealing plate is positioned in the inner cavity, is connected with the inner cavity in a sliding manner and is provided with connecting holes which correspond to the through holes one by one, and the connecting holes penetrate through the upper surface and the lower surface of the sealing plate;

the second connecting groove is formed in the upper surface of the partition plate, and one end of the second fixing column is fixed to the upper surface of the sealing plate;

the sealing plate at least has a first state and a second state, and when the sealing plate is in the first state, the central axis of the connecting hole is superposed with the central axis of the corresponding through hole; when the closing plate is in the second state, the connecting holes and the through holes are staggered, and the through holes are closed by the partition plate.

Further, the opening and closing part further comprises:

the sliding grooves are arranged on the upper surface of the sealing plate and correspond to the connecting holes one by one, and the connecting holes penetrate through the bottoms of the corresponding sliding grooves;

a slide block connected with the slide groove in a sliding manner;

one end of the second spring is fixed on the side surface of the sliding block, and the other end of the second spring is fixed on the side wall of the sliding chute;

one end of the first fixing column is fixed on the first fixing column on the upper surface of the sliding block, the other end of the first fixing column penetrates through a first connecting groove formed in the upper surface of the partition plate, and the length of the first connecting groove is larger than the diameter of the first fixing column.

Furthermore, the windshield wiper further comprises a clamping part, wherein the upper surface of the supporting plate is provided with a surface groove, and the clamping part is positioned in the surface groove and used for clamping one end of the windshield wiper.

Further, the clamping portion includes:

the clamping assemblies comprise symmetrically arranged clamping rods and clamping blocks fixed on the inner side surfaces of the clamping rods, and two ends of each clamping rod are slidably connected with a first side wall groove formed in the side wall of the surface groove;

and the driving assembly is arranged in the supporting plate and is used for driving the two clamping rods in the clamping assembly to move close to or away from each other.

Further, the driving assembly includes:

the first springs are arranged at the positions, close to the end parts, of the two clamping rods in the clamping assembly, the first springs are positioned in the first side wall grooves, and the two ends of each first spring are fixed to the corresponding clamping rods;

the second side wall groove is formed in the side wall of the first side wall groove, and the connecting rod is positioned in the second side wall groove;

the electromagnets are in one-to-one correspondence with the permanent magnets and are opposite to the corresponding permanent magnets;

two clamping rods in the clamping assembly are positioned between the two fixed rods, one end of each fixed rod is fixed to the corresponding connecting rod, and the other end of each fixed rod extends into the corresponding first side wall groove;

locate the boss of dead lever medial surface, the boss is close to the connecting rod, and is the hemisphere shape.

Furthermore, the test box comprises a side plate fixed on the inner side wall of the test box, and the side plate is in sliding connection with a side groove arranged on the side surface of the supporting plate.

The invention has the beneficial effects that: when the salt spray test is carried out, the test box is firstly opened, the supporting plate is moved to a position close to the partition plate through the air cylinder, then the opening and closing part opens the through hole, at the moment, an operator can put the wipers on the supporting plate one by one through the through hole, one wiper is placed in each through hole to enable the wiper to be in a vertical state, most of the wipers are positioned above the partition plate at the moment, after all wipers to be detected are placed in the through holes, the air cylinder is started to enable the supporting plate to gradually move downwards, after one part of the top end of the wiper is positioned in the through hole, the opening and closing part closes the through hole, so that the wiper is isolated from the outside through the partition plate, at the moment, the salt spray supporting plate and the partition plate are filled between the salt spray supporting plate and the windshield wiper for testing, after the test is completed, the clamping part opens the through hole, then the air cylinder pushes the supporting plate to move upwards, after the top end of the wiper moves to a distance above the partition plate, can take out the windshield wiper, through this device, in windshield wiper salt fog test process, keep apart windshield wiper and other places of proof box inside through the baffle, when doing the experiment for the product of other material like this, do the salt fog of salt fog test for the windshield wiper and can not scatter for the experimental result is more accurate.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

FIG. 1 is a front cross-sectional view of an embodiment of the present invention;

fig. 2 is a top cross-sectional view of a strut in an embodiment of the present invention;

FIG. 3 is a top view of a separator plate according to an embodiment of the present invention;

FIG. 4 is a top cross-sectional view of a baffle in an embodiment of the present invention.

Wherein, 1, a test chamber; 2. a cylinder; 3. a supporting plate; 4. a partition plate; 5. a side plate; 6. a side groove; 7. a surface groove; 8. a first sidewall channel; 9. a clamping rod; 10. a clamping block; 11. a first spring; 12. a second sidewall groove; 13. a connecting rod; 14. fixing the rod; 15. a boss; 16. an electromagnet; 17. a permanent magnet; 18. a first connecting groove; 19. a first fixed column; 20. a second communicating groove; 21. a second fixed column; 22. an inner cavity; 23. closing the plate; 24. a chute; 25. a slider; 26. a second spring; 28. perforating; 29. and connecting the holes.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In view of the above object, a first aspect of the present invention provides an embodiment of a wiper detecting device for a vehicle, as shown in fig. 1, 3 and 4, comprising:

the test box comprises a test box 1 and a supporting plate 3 matched with the box body of the test box 1, wherein the side surface of the supporting plate 3 is contacted with the inner side wall of the test box 1;

the air cylinder 2 is fixed at the bottom in the box body of the test box 1, and an output shaft of the air cylinder 2 is fixed on the lower surface of the supporting plate 3;

the partition plate 4 is arranged above the supporting plate 3, the partition plate 4 is fixed in the test box 1, and the partition plate 4 is provided with a plurality of through holes 28 penetrating through the upper surface and the lower surface of the partition plate;

an inner cavity 22 provided inside the partition 4, said inner cavity 22 being in communication with the perforations 28;

an opening and closing portion provided in the inner cavity 22 for opening and closing the perforation 28.

In this embodiment, when performing the salt spray test, first open the test box 1, make the fagging 3 move to the position close to the baffle 4 through the cylinder 2, then the perforation 28 is opened by the opening and closing part, at this time, the operator can place the windshield wipers on the fagging 3 one by one through the perforation 28, place a windshield wiper in each perforation 28, make the windshield wiper be in the vertical state, most of the windshield wiper is located above the baffle 4 at this time, after the windshield wiper to be detected is all placed into the perforation 28, start the cylinder 2, make the fagging 3 move downwards gradually, when there is a part at the top of the windshield wiper located in the perforation 28, the opening and closing part closes the perforation 28, thus will make the windshield wiper isolate from the outside through the baffle 4, at this time, fill the salt spray between the fagging 3 and the baffle 4, test the windshield wiper, after the experiment is finished, the perforation 28 is opened by the clamping part, then the cylinder 2 pushes the fagging 3 to move upwards, after the top of windshield wiper moved a section distance in baffle 4 top, can take out the windshield wiper, through this device, in windshield wiper salt fog test process, keep apart windshield wiper and 1 inside other places of proof box through baffle 4, when doing the experiment for the product of other material like this, do the experimental salt fog of salt fog for the windshield wiper and can not scatter for the experimental result is more accurate.

As one embodiment, as shown in fig. 3 and 4, the opening and closing part includes:

the sealing plate 23 is positioned in the inner cavity 22, the sealing plate 23 is connected with the inner cavity 22 in a sliding mode, the sealing plate 23 is provided with connecting holes 29 which correspond to the through holes 28 in a one-to-one mode, and the connecting holes 29 penetrate through the upper surface and the lower surface of the sealing plate 23;

a second communicating groove 20 arranged on the upper surface of the partition plate 4 and a second fixing column 21 with one end fixed on the upper surface of the closing plate 23, wherein the second fixing column 21 passes through the second communicating groove 20 and extends to the upper part of the upper surface of the partition plate 4;

the sealing plate 23 has at least a first state and a second state, when the sealing plate 23 is in the first state, the central axes of the connecting holes 29 are overlapped with the central axes of the corresponding through holes 28; when the closure plate 23 is in the second position, the attachment holes 29 are offset from the apertures 28 and the apertures 28 are closed by the diaphragm 4.

In this embodiment, the sealing plate 23 can slide in the inner cavity 22 by applying an external force to the second fixing post 21, and when the sealing plate 23 slides until the central axis of the connecting hole 29 coincides with the central axis of the corresponding through hole 28, the sealing plate 23 is in the first state and the through hole 28 is opened; when the sealing plate 23 slides until the connecting holes 29 are staggered from the corresponding through holes 28, the partition plate 4 can close the through holes 28, and the sealing plate 23 is in the second state.

Here, as shown in fig. 3 and 4, the opening and closing part preferably further includes:

the sliding grooves 24 are arranged on the upper surface of the sealing plate 23 and correspond to the connecting holes 29 one by one, and the connecting holes 29 penetrate through the bottoms of the corresponding sliding grooves 24;

a slider 25 slidably connected to the chute 24;

a second spring 26 having one end fixed to a side surface of the slider 25 and the other end fixed to a side wall of the slide groove 24;

a first fixing part 19 with one end fixed on the upper surface of the sliding block 25, the other end of the first fixing part 19 passes through a first connecting groove 18 arranged on the upper surface of the partition board 4, and the length of the first connecting groove 18 is larger than the diameter of the first fixing part 19.

In the present embodiment, during the salt spray test of the wiper, when the sealing plate 23 is in the first state during the placement of the wiper, because the elastic force of the second spring 26, the through hole 28 is still in the closed state, an external force needs to be applied to the first fixing member 19, so that the slider 25 overcomes the elastic force of the second spring 26 to open the through hole 28, and after the through hole is opened, the wiper can be placed; if one of the wipers needs to be taken out to observe the corrosion state in the test process, at this time, the sealing plate 23 needs to be moved from the second state to the first state, at this time, under the sealing action of the sliding block 25, the through hole 28 is not opened, at this time, one first fixing part 19 is selected, external force is applied to the first fixing part, the sliding block 25 is contracted, the connecting hole 29 is opened, at this time, the through hole 28 is also opened, the first fixing part extends into the through hole 28 through tweezers or other clamping tools, the wiper can be taken out, and after the wiper is taken out, the sliding block 25 and the sealing plate 23 are restored to the original positions. Therefore, when a windshield wiper needs to be taken out for observation, only one through hole 28 needs to be opened, and salt mist is prevented from being singly opened in the test process.

As an embodiment, as shown in fig. 2, the windshield wiper further comprises a clamping part, wherein the upper surface of the supporting plate 3 is provided with a surface groove 7, and the clamping part is positioned in the surface groove 7 and is used for clamping one end of the windshield wiper. The bottom end of the wiper is clamped by the clamping portion, so that the wiper is prevented from falling down due to the softness of the wiper when the top end of the wiper is located in the through hole 28 near the bottom.

As an embodiment, as shown in fig. 2, the clamping portion includes:

the clamping assemblies comprise symmetrically arranged clamping rods 9 and clamping blocks 10 fixed on the inner side surfaces of the clamping rods 9, and two ends of each clamping rod 9 are slidably connected with first side wall grooves 8 arranged on the side walls of the surface grooves 7;

and the driving assembly is arranged in the supporting plate 3 and is used for driving the two clamping rods 9 in the clamping assembly to move close to or away from each other.

Here, when the driving assembly separates the two clamping bars 9 before placing the wiper, and thus the clamping blocks 10 are also separated, after the placement of the wiper is completed, the driving assembly moves the two clamping bars 9 close to each other while the clamping blocks 10 clamp the bottom end of the wiper.

As an embodiment, the drive assembly comprises:

the first springs 11 are arranged at the positions, close to the end parts, of the two clamping rods 9 in the clamping assembly, the first springs 11 are positioned in the first side wall grooves 8, and the two ends of each first spring 11 are fixed to the corresponding clamping rod 9;

a second side wall groove 12 arranged on the side wall of the first side wall groove 8 and a connecting rod 13 positioned in the second side wall groove 12;

the electromagnets 16 are respectively corresponding to the permanent magnets 17 in the connecting rod 13 and the electromagnets 16 fixed in the second side wall groove 12, and the electromagnets 16 are opposite to the corresponding permanent magnets 17;

the two clamping rods 9 in the clamping assembly are positioned between the two fixing rods 14, one end of each fixing rod 14 is fixed to the connecting rod 13, and the other end of each fixing rod 14 extends into the first side wall groove 8;

and the boss 15 is arranged on the inner side surface of the fixing rod 14, and the boss 15 is close to the connecting rod 13 and is in a semi-spherical shape.

Here, when a mutually attractive force is generated between the electromagnet 16 and the permanent magnet 17, the connecting rod 13 is brought into contact with the side wall of the arbitrary side wall groove, so that the clamping rods 9 are separated from each other under the urging of the first spring 11; when the electromagnet 16 and the permanent magnet 17 generate a repulsive force to move the connecting rod 13 toward the clamping bar 9, the boss 15 will contact with the end of the clamping bar 9 and finally push the clamping bar 9 against the elastic force of the first spring 11, so that the two clamping blocks 10 clamp the bottom end of the windshield wiper.

As shown in fig. 1 and 2, the test chamber comprises a side plate 5 fixed on the inner side wall of the test chamber 1, and the side plate 5 is slidably connected with a side groove 6 arranged on the side surface of the supporting plate 3. So that the bracing plate 3 is more stable when moving up and down.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; features from the above embodiments, or from different embodiments, may also be combined, steps may be implemented in any order, and there are many other variations of the different aspects of one or more embodiments of the present description, as described above, which are not provided in detail for the sake of brevity.

It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.

Claims

1. A vehicle wiper detection device, comprising:

the inner cavity is arranged in the partition plate and communicated with the through hole;

2. The vehicle wiper detecting device according to claim 1, wherein the opening/closing portion includes:

3. The vehicle wiper detecting device according to claim 2, wherein the opening/closing portion further comprises:

a slide block connected with the slide groove in a sliding manner;

4. The automobile wiper detecting device according to claims 1 to 3, further comprising a clamping portion, wherein the upper surface of the supporting plate is provided with a surface groove, and the clamping portion is located in the surface groove for clamping one end of the wiper.

5. The vehicle wiper detecting device according to claim 4, wherein the pinching portion includes:

6. The vehicle wiper sensing apparatus as defined in claim 5, wherein said drive assembly comprises:

7. The apparatus of claim 1, further comprising a side plate fixed to an inner side wall of the test chamber, the side plate being slidably coupled to a side groove formed in a side surface of the supporting plate.