Automobile light calibration curtain drawing device

Abstract

The utility model belongs to the technical field of lamp verification equipment, and discloses an automobile light calibration curtain drawing device. The automobile light calibration curtain drawing device is provided with a shell and a curtain, the shell comprises a left shell and a right shell which are connected through a lock catch, and lifting rods are arranged in the left shell and the right shell respectively; the lifting rod comprises an inner rod, an outer sleeve sleeving the outer side of the inner rod, and a lifting switch, and two ends of the curtain are wound on the outer sleeve; a driving device for driving the lifting rod to rotate is arranged at the bottom end of the lifting rod; the top surfaces of the left housing and the right housing are respectively provided with an opening hole which is convenient for the curtain to extend out of the housing. The front light calibration device is suitable for the field of front light calibration of automobile illumination, can be used in business trips and open field areas, and gets rid of the limitation of a 10-meter vertical wall body, and the curtain is equivalent to a movable wall body; a specific light calibration test field is not needed, the calibration effect basically the same as that of the specific light calibration test field can be achieved in urban and rural open light-free areas, and calibration cost and area limitation are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle lamp verification equipment, in particular to a vehicle lamp calibration curtain device. Background Art

[0002] Headlights are one of the most important functional parts, and the high and low beams in headlights are an important part of active safety in cars. While providing drivers with adequate road lighting and a wide field of vision, lights must also ensure that they do not cause glare or other interference to other road users. In addition, when existing headlights have added functions such as ADB, ALS, and AFS, they need to be calibrated. The calibration of intelligent algorithms is carried out when the vehicle is stationary. In addition to professional calibration laboratories that provide a standard 10m vertical wall in front of the ground, in many cases it is necessary to find alternative venues or move bulky items such as whiteboards. In addition, the use of laboratories is expensive, and it costs a lot of money in the sample debugging stage. For this reason, a car light calibration curtain device is designed to meet the huge market demand and provide users with practical and cost-effective products. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the deficiencies in the prior art and provide a vehicle light calibration curtain device, which has the advantages of short time consumption, low cost, simple, fast and efficient operation.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A car light calibration curtain device comprises a shell and a curtain, wherein the shell comprises a left shell and a right shell connected by a lock, and the left shell and the right shell are respectively provided with a lifting rod;

[0006] The lifting rod comprises an inner rod, an outer sleeve sleeved on the outer side of the inner rod, and a lifting switch driving the outer sleeve to move up and down along the inner rod, and the two ends of the curtain are wound on the outer sleeve;

[0007] The bottom end of the lifting rod is provided with a driving device for driving the lifting rod to rotate;

[0008] The top surfaces of the left shell and the right shell are respectively provided with openings for facilitating the curtain to extend out of the shell.

[0009] Furthermore, the lifting rod is a pneumatic lifting rod.

[0010] Furthermore, the driving device is a manual driving device.

[0011] Furthermore, the manual drive device includes a driving gear and a driven gear that are connected and meshed, the driven gear is located at the bottom of the inner rod, the driving gear is connected to a driving shaft, and the driving shaft is connected to a hand crank after extending out of the housing.

[0012] Furthermore, the hand crank is a foldable hand crank.

[0013] Furthermore, a first support bearing is sleeved on the lower end of the inner rod, and a mounting rod is symmetrically arranged on the outer ring of the first support bearing, the mounting rod is connected to the inner wall of the housing, and the inner ring of the first support bearing is connected to the inner rod;

[0014] The lower end of the outer sleeve is sleeved with a second support bearing, the inner ring of the second support bearing is connected to the outer sleeve, the outer ring of the second support bearing is symmetrically provided with sliders, the inner wall of the shell is provided with a slide groove that cooperates with the slider, and the slider slides along the slide groove when the outer sleeve is raised or lowered.

[0015] Furthermore, universal wheels with brakes are installed at the bottom of the left shell and the right shell.

[0016] Furthermore, a pull rod assembly for easy transportation is installed on the shell, and the pull rod assembly includes telescopic rods respectively installed on the left shell and the right shell, and a handle unit is provided on the top of the telescopic rod, and the two handle units are connected by a connecting sleeve.

[0017] Furthermore, one section of the handle unit is connected to the telescopic rod, the other end of the handle unit is provided with an external thread, the inner wall of the connecting sleeve is provided with an internal thread, and the external thread of the handle unit is inserted into the connecting sleeve and connected with the internal thread.

[0018] Furthermore, the connecting sleeve is provided with a lanyard to prevent loss, and the lanyard is installed on the handle unit.

[0019] The beneficial effects of the utility model are as follows: the utility model has a simple structure, a reasonable design, and has the following advantages:

[0020] (1) The utility model is applicable to the field of automobile front lighting calibration, and can meet the needs of business trips and outdoor open areas, getting rid of the 10-meter vertical wall limitation, and the curtain is equivalent to a mobile wall; no specific lighting calibration test site is required, and the calibration effect basically the same as that of a specific lighting calibration test site can be achieved in an open and dark area in urban and rural areas, reducing the calibration cost and regional restrictions;

[0021] (2) The lifting rod is a pneumatic lifting rod, and the manual drive device is used to roll up the curtain. Both are mechanical mechanisms. While reducing costs, they also avoid travel security restrictions and the embarrassment of no electricity. The curtain can be customized in length and width according to different needs to meet the needs of different users.

[0022] (3) After the curtain is rolled up to the shell, the left shell and the right shell are connected by a lock. Under the joint action of the pull rod assembly and the universal wheel, the utility model is similar to a suitcase, which is convenient to carry and transport. When in use, it can be pulled out and fixed, getting rid of the limitation of fixed scene. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 It is a structural schematic diagram of the utility model;

[0025] Figure 2 yes Figure 1 A partial enlarged view of the middle A;

[0026] Figure 3 Schematic diagram of the connection state of the left and right shells;

[0027] Figure 4 is a schematic diagram of the installation of the first support bearing and the inner rod;

[0028] Figure 5 is a schematic diagram of the installation of the second support bearing and the outer sleeve;

[0029] Figure 6 It is a usage state diagram of the utility model.

[0030] In the figure: 1. left shell, 2. right shell, 3. curtain, 4. lifting rod, 5. driving shaft, 6. driving gear, 7. driven gear, 8. first support bearing, 9. second support bearing, 10. universal wheel, 11. mounting rod, 12. slider, 13. slide groove, 14. lock, 15. hand crank, 16. telescopic rod, 17. handle unit, 18. connecting sleeve, 20. vehicle, 41. inner rod, 42. outer sleeve. DETAILED DESCRIPTION

[0031] It should be noted that the following detailed descriptions are all illustrative and are intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present application belongs.

[0032] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form also includes the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this description, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0033] The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0034] Example 1

[0035] like Figure 1 to Figure 5 The illustrated automobile light calibration curtain pulling device comprises a shell and a curtain 3, wherein the shell comprises a left shell 1 and a right shell 2 connected by a lock 14, and the left shell 1 and the right shell 2 are respectively provided with a lifting rod 4; the lifting rod 4 comprises an inner rod 41, an outer sleeve 42 sleeved on the outer side of the inner rod 41, and a lifting switch for driving the outer sleeve 42 to rise and fall along the inner rod 41, and both ends of the curtain 3 are wound on the outer sleeve 42; a driving device for driving the lifting rod 4 to rotate is provided at the bottom end of the lifting rod 4; openings are respectively provided on the top surfaces of the left shell 1 and the right shell 2 for facilitating the curtain 3 to extend out of the shell.

[0036] The curtain 3 is 5 m long and 1 m wide.

[0037] The lifting rod 4 is a pneumatic lifting rod.

[0038] The driving device is a manual driving device, which includes a driving gear 6 and a driven gear 7 that are connected and meshed, the driven gear 7 is located at the bottom of the inner rod 41, the driving gear 6 is connected to a driving shaft 5, and the driving shaft 5 is connected to a hand crank 15 after extending out of the housing; the hand crank is a foldable hand crank. The folded hand crank 15 has a small space and is easy to store.

[0039] The lower end of the inner rod 41 is provided with a first support bearing 8, and the outer ring of the first support bearing 8 is symmetrically provided with a mounting rod 11, which is connected to the inner wall of the housing, and the inner ring of the first support bearing 8 is connected to the inner rod 41; the lower end of the outer sleeve 42 is provided with a second support bearing 9, and the inner ring of the second support bearing 9 is connected to the outer sleeve 42, and the outer ring of the second support bearing 9 is symmetrically provided with a slider 12, and the inner wall of the housing is provided with a slide groove 13 that cooperates with the slider 12, and the slider 12 slides along the slide groove 13 when the outer sleeve 42 is raised or lowered. The first support bearing 8 supports the inner rod 41, and the slider 12 slides along the slide groove 13 when the outer sleeve 42 is raised or lowered, so that the second support bearing 9 supports the outer sleeve 42.

[0040] Universal wheels 10 with brakes are installed at the bottom of the left housing 1 and the right housing 2.

[0041] A pull rod assembly for easy transportation is installed on the shell, and the pull rod assembly includes a telescopic rod 16 respectively installed on the left shell 1 and the right shell 2. A handle unit 17 is provided on the top of the telescopic rod 16. The two handle units 17 are connected by a connecting sleeve 18.

[0042] One section of the handle unit 17 is connected to the telescopic rod 16, and the other end of the handle unit 17 is provided with an external thread. The inner wall of the connecting sleeve 18 is provided with an internal thread. The external thread of the handle unit 17 is inserted into the connecting sleeve 18 and connected with the internal thread; the connecting sleeve 18 is provided with a hanging rope to prevent loss, and the hanging rope is installed on the handle unit 17.

[0043] The specific use process of this automobile light calibration curtain device is as follows:

[0044] (1) Loosen the connecting sleeve 18, retract the telescopic rod 16, then unlock the lock 14, separate the left shell 1 and the right shell 2, unfold the hand crank 15, press the switch of the pneumatic lifting rod, and the outer sleeve 42 rises along the inner rod 41, driving the curtain 3 to rise. During the rising process, the curtain 3 passes through the openings on the top surfaces of the left shell 1 and the right shell 2;

[0045] (2) After the curtain 3 rises to the required height, the left shell 1 and the right shell 2 are moved to both sides to unfold the curtain 3; after the curtain 3 is unfolded to the required width, the brakes of the universal wheels 10 work to lock the universal wheels 10, and the left shell 1 and the right shell 2 no longer move;

[0046] (3) The headlights of the car 20 are working, and the light calibration is realized on the curtain 3, such as Figure 6 As shown, the arrow is the light-emitting direction of the headlight;

[0047] (4) After the lighting calibration is completed, the switch of the pneumatic lifting rod is pressed, and the outer sleeve 42 drives the curtain 3 to retract and be stored in the housing;

[0048] (5) Release the brake of the universal wheel 10, and then rotate the hand crank 15 of the left housing 1 and the right housing 2 respectively, and finally drive the outer sleeve 42 and the inner rod 41 to rotate simultaneously through the power transmission of the driving shaft 5, the driving gear 6 and the driven gear 7, and the curtain 3 is wound on the outer sleeve 42, so that the curtain 3 is rolled up;

[0049] (6) After the curtain 3 is stored, the hand crank 15 is folded and stored, and the left shell 1 and the right shell 2 are connected by the lock 14; the telescopic rod 16 is extended, and the connecting sleeve 18 is sleeved on the two handle units 17, and the connecting sleeve 18 is rotated to connect the two handle units 17 into a whole; under the joint action of the pull rod assembly and the universal wheel 10, the transportation portability of the utility model is improved.

[0050] The utility model has a simple structure and reasonable design and has the following advantages:

[0051] (1) The utility model is applicable to the field of automobile front lighting calibration, and can meet the needs of business trips and outdoor open areas, and is free from the limitation of 10-meter vertical wall. The curtain 3 is equivalent to a mobile wall. It does not require a specific lighting calibration test site, and can achieve a calibration effect that is basically the same as that of a specific lighting calibration test site in an open and dark area in urban and rural areas, thereby reducing calibration costs and regional restrictions.

[0052] (2) The lifting rod 4 is a pneumatic lifting rod, and the manual driving device is used to realize the rolling of the curtain 3. Both are mechanical mechanisms, which reduces costs, avoids travel security restrictions, and avoids the embarrassment of no electricity; the curtain can be customized in length and width according to different needs to meet the needs of different users;

[0053] (3) After the curtain 3 is rolled up to the shell, the left shell 1 and the right shell 2 are connected by the lock 14. Under the joint action of the pull rod assembly and the universal wheel 10, the utility model is similar to a suitcase, which is convenient for carrying and transportation. When in use, it can be pulled out and fixed, getting rid of the limitation of fixed scene.

[0054] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A vehicle lighting calibration curtain device, characterized in that: It has a shell and a curtain (3), the shell comprising a left shell (1) and a right shell (2) connected by a lock (14), and the left shell (1) and the right shell (2) are respectively provided with a lifting rod (4); The lifting rod (4) comprises an inner rod (41), an outer sleeve (42) sleeved on the outer side of the inner rod (41), and a lifting switch for driving the outer sleeve (42) to move up and down along the inner rod (41), and the two ends of the curtain (3) are wound on the outer sleeve (42); A driving device for driving the lifting rod (4) to rotate is provided at the bottom end of the lifting rod (4); The top surfaces of the left shell (1) and the right shell (2) are respectively provided with openings for facilitating the curtain (3) to extend out of the shells.

2. The automobile light calibration curtain device according to claim 1, characterized in that: The lifting rod (4) is a pneumatic lifting rod.

3. The automobile light calibration curtain device according to claim 1 or 2, characterized in that: The driving device is a manual driving device.

4. The automobile light calibration curtain device according to claim 3, characterized in that: The manual drive device comprises a driving gear (6) and a driven gear (7) which are connected and meshed with each other, wherein the driven gear (7) is located at the bottom of the inner rod (41), the driving gear (6) is connected to a driving shaft (5), and the driving shaft (5) is connected to a hand crank (15) after extending out of the housing.

5. The automobile light calibration curtain device according to claim 4, characterized in that: The hand crank is a foldable hand crank.

6. The automobile light calibration curtain device according to claim 1, characterized in that: The lower end of the inner rod (41) is sleeved with a first support bearing (8), the outer ring of the first support bearing (8) is symmetrically provided with a mounting rod (11), the mounting rod (11) is connected to the inner wall of the housing, and the inner ring of the first support bearing (8) is connected to the inner rod (41); The lower end of the outer sleeve (42) is sleeved with a second support bearing (9), the inner ring of the second support bearing (9) is connected to the outer sleeve (42), the outer ring of the second support bearing (9) is symmetrically provided with sliders (12), the inner wall of the shell is provided with a slide groove (13) matched with the slider (12), and the slider (12) slides along the slide groove (13) when the outer sleeve (42) is raised or lowered.

7. The automobile light calibration curtain device according to claim 1, characterized in that: Universal wheels (10) with brakes are installed at the bottom of the left housing (1) and the right housing (2).

8. The automobile light calibration curtain device according to claim 1, characterized in that: A pull rod assembly for easy transportation is installed on the shell, and the pull rod assembly includes telescopic rods (16) respectively installed on the left shell (1) and the right shell (2), and a handle unit (17) is provided at the top of the telescopic rod (16). The two handle units (17) are connected by a connecting sleeve (18).

9. The automobile light calibration curtain device according to claim 8, characterized in that: One section of the handle unit (17) is connected to the telescopic rod (16), the other end of the one section of the handle unit (17) is provided with an external thread, the inner wall of the connecting sleeve (18) is provided with an internal thread, and the external thread of the handle unit (17) is inserted into the connecting sleeve (18) and connected with the internal thread.

10. The automobile light calibration curtain device according to claim 9, characterized in that: The connecting sleeve (18) is provided with a hanging rope to prevent loss, and the hanging rope is installed on the handle unit (17).

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