Flow guide cover lifting mechanism capable of being continuously adjusted

Abstract

The utility model discloses a continuously adjustable fairing lifting mechanism, which relates to the technical field of automobile parts and comprises a connecting seat and a connecting rod in sliding fit with the connecting seat, the connecting rod is connected with a fairing through a first support, the connecting seat is connected with an automobile body through a second support, and the continuously adjustable fairing lifting mechanism further comprises a conical rotary adjusting head. The connecting rod is provided with a rail groove in the axial direction, and the groove hole width of the rail groove is gradually increased from one end to the other end. The conical rotary adjusting head comprises a screw rod and a welding nut, the welding nut is fixedly connected with the connecting seat, and the screw rod is in threaded connection with the welding nut; a conical block is arranged at one end of the screw rod and is arranged in the track groove in a sliding manner; the other end of the screw penetrates out of the connecting base and then is connected with a handle. The simple conical rotary adjusting head is matched with the non-equidistant track grooves, continuous adjustment in the height direction is achieved, and due to the fact that the conical adjusting head is short in length, adjusting efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, and specifically relates to a continuously adjustable lifting mechanism for a fairing. Background Art

[0002] The lifting brackets of the existing rotatable adjustable top fairings of commercial vehicles usually use screw adjustment or step adjustment, and the common problems are as follows:

[0003] 1. Screw adjustment requires custom-made screws and threaded sleeves with a length of more than 200 mm, and the adjustment efficiency is low (the pitch is generally about 2 mm);

[0004] 2. Although step adjustment has a simple structure and is easy to manufacture, it cannot achieve continuous adjustment in the height direction, which brings difficulties to the leveling work of the fairing;

[0005] The Chinese patent documents "A Lifting and Adjusting Mechanism for a Top Fairing" (Patent Application No.: 202323563443.5) and "An Assembly of a Lifting Fairing Mechanism for a Commercial Vehicle" (Patent Application No.: 202322016025.8) both have the above problems. Content of the Utility Model

[0006] Aiming at the defects existing in the prior art, the purpose of the utility model is to provide a continuously adjustable lifting mechanism for a fairing, which uses a simple conical rotating adjusting head in cooperation with an unequal pitch track groove to achieve continuous adjustment in the height direction, and due to the short length of the conical adjusting head, the adjustment efficiency is relatively high.

[0007] To achieve the above purpose, the technical solution adopted by the utility model is: a continuously adjustable lifting mechanism for a fairing, including a connecting seat and a connecting rod slidably matched with the connecting seat, and the connecting rod is connected to the fairing through a first bracket, the connecting seat is connected to the vehicle body through a second bracket, and further includes a conical rotating adjusting head; the connecting rod is axially provided with a track groove, and the width of the slot hole of the track groove gradually increases from one end to the other end; the conical rotating adjusting head includes a screw and a welding nut, the welding nut is fixedly connected to the connecting seat, and the screw is threadedly connected to the welding nut; one end of the screw is provided with a conical block, and the conical block is slidably arranged in the track groove; the other end of the screw passes through the connecting seat and is connected with a handle.

[0008] On the basis of the above technical solution, the connecting rod is vertically arranged, and the width of the slot hole of the track groove increases from top to bottom.

[0009] On the basis of the above technical solution, one end of the first bracket is hinged to the upper end of the connecting rod through a first rotating shaft, and the other end of the first bracket is provided with a first flap for connecting the fairing.

[0010] On the basis of the above technical solution, the connecting seat includes a slide rail, and the connecting rod is slidably arranged on the slide rail; one side of the slide rail protrudes outward to form a hollow raised portion, and the internal space of the raised portion is used to accommodate the screw rod.

[0011] On the basis of the above technical solution, the cross-section of the connecting rod is square, and the slide rail is a square slide rail.

[0012] On the basis of the above technical solution, the slide rail is provided with a fastening bolt for pressing tightly against the connecting rod.

[0013] On the basis of the above technical solution, the connecting seat further includes a connecting plate, one end of the connecting plate is fixedly connected to the slide rail, and the other end of the connecting plate is connected to the second bracket.

[0014] On the basis of the above technical solution, one end of the second bracket is hinged to the connecting plate through a second rotating shaft, and a second flap for connecting the vehicle body is arranged at the other end of the second bracket.

[0015] The beneficial effects of the present utility model are as follows:

[0016] The present utility model adopts a simple conical rotating adjusting head in cooperation with an unequal pitch track groove to realize continuous adjustment in the height direction, and due to the short length of the conical adjusting head, the adjustment efficiency is relatively high. The lifting adjustment structure of the present utility model is simple to manufacture and convenient to maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is the front view of the continuously adjustable deflector lifting mechanism in the embodiment of the present utility model;

[0018] Figure 2 is Figure 1 the cross-sectional view taken along the line A-A in

[0019] Figure 3 is the perspective view of the continuously adjustable deflector lifting mechanism in the embodiment of the present utility model.

[0020] Reference numerals:

[0021] 1 - connecting rod; 11 - track groove;

[0022] 2 - connecting seat; 21 - slide rail; 22 - raised portion; 23 - connecting plate; 24 - fastening bolt;

[0023] 3 - conical rotating adjusting head; 31 - welding nut; 32 - screw rod; 33 - cone block; 34 - handle;

[0024] 4 - first bracket; 41 - first rotating shaft; 42 - first flap;

[0025] 5 - Second bracket; 51 - Second rotating shaft; 52 - Second flap. Detailed implementation manners

[0026] The embodiments of the present utility model will be described in detail below. The described embodiments are illustrated in the accompanying drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.

[0027] In the description of the present utility model, it should be noted that for orientation terms, such as terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated orientation and position relationships are based on the orientation or position relationships shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present utility model.

[0028] In addition, such terms as "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, the meanings of "several" and "a number of" are two or more, unless otherwise specifically defined.

[0029] The technical solutions and their beneficial effects of the present utility model will be made clearer and more definite by further describing the specific implementation manners of the present utility model in conjunction with the accompanying drawings of the specification. The embodiments described below by referring to the accompanying drawings are exemplary and are intended to explain the present utility model, and should not be construed as limiting the present utility model.

[0030] See Figures 1 to 3 As shown, the embodiment of the present utility model provides a continuously adjustable fairing lifting mechanism, which includes a connecting seat 2 and a connecting rod 1 slidably engaged with the connecting seat 2. The connecting rod 1 is connected to the fairing through a first bracket 4, and the connecting seat 2 is connected to the vehicle body through a second bracket 5. It further includes a conical rotary adjusting head 3;

[0031] The connecting rod 1 is axially provided with a track groove 11, and the width of the slot hole of the track groove 11 gradually increases from one end to the other end; specifically, the connecting rod 1 is vertically arranged, and the width of the slot hole of the track groove 11 increases from top to bottom. The cross-section of the connecting rod 1 is square, and the slide rail 21 is a square slide rail 21.

[0032] The conical rotary adjusting head 3 includes a screw 32 and a welded nut 31. The welded nut 31 is fixedly connected to the connecting seat 2, and the screw 32 is threadedly connected to the welded nut 31. One end of the screw 32 is provided with a cone 33, and the cone 33 is slidably arranged in the track groove 11. The other end of the screw 32 passes through the connecting seat 2 and is connected with a handle 34.

[0033] See Figure 2 As shown, one end of the first bracket 4 is hinged to the upper end of the connecting rod 1 through a first rotating shaft 41, and a first flap 42 for connecting the fairing is provided at the other end of the first bracket 4.

[0034] See Figure 2 As shown, the connecting seat 2 includes a slide rail 21, and the connecting rod 1 is slidably arranged on the slide rail 21. One side of the slide rail 21 protrudes outward to form a hollow raised part 22, and the internal space of the raised part 22 is used to accommodate the screw 32. Specifically, the slide rail 21 is provided with a fastening bolt 24 for pressing against the connecting rod 1. The connecting seat 2 further includes a connecting plate 23. One end of the connecting plate 23 is fixedly connected to the slide rail 21, and the other end of the connecting plate 23 is connected to the second bracket 5.

[0035] See Figure 2 As shown, one end of the second bracket 5 is hinged to the connecting plate 23 through a second rotating shaft 51, and a second flap 52 for connecting the vehicle body is provided at the other end of the second bracket 5.

[0036] The working principle of the present utility model is as follows:

[0037] When the height needs to be adjusted, it is necessary to first loosen the two fastening bolts, then rotate the conical rotary adjusting head. After adjusting to the appropriate height, the fastening bolts can be tightened to complete the adjustment.

[0038] In the description of the specification, the description with reference to terms such as "one embodiment", "preferably", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. The schematic expression of the above terms in this specification does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0039] The present utility model is not limited to the above embodiments. For those of ordinary skill in the art in this technical field, without departing from the principle of the present utility model, several improvements and retouches can be made, and these improvements and retouches are also regarded as within the protection scope of the present utility model. The content not described in detail in this specification belongs to the prior art well-known to those of ordinary skill in the art.

Claims

1. A continuously adjustable air deflector lifting mechanism, comprising a connecting seat (2) and a connecting rod (1) slidably matched with the connecting seat (2), wherein the connecting rod (1) is connected to the air deflector through a first bracket (4), and the connecting seat (2) is connected to the vehicle body through a second bracket (5), characterized in that: Also includes a conical rotating adjustment head (3); The connecting rod (1) is provided with a track groove (11) along the axial direction, and the slot width of the track groove (11) gradually increases from one end to the other end; The conical rotary adjustment head (3) comprises a screw rod (32) and a welding nut (31), wherein the welding nut (31) is fixedly connected to the connection seat (2), and the screw rod (32) and the welding nut (31) are threadedly connected; a cone block (33) is provided at one end of the screw rod (32), and the cone block (33) is slidably arranged in the track groove (11); and the other end of the screw rod (32) is connected to a handle (34) after passing through the connection seat (2).

2. The continuously adjustable air deflector lifting mechanism according to claim 1, characterized in that: The connecting rod (1) is arranged vertically, and the slot width of the track slot (11) increases from top to bottom.

3. The continuously adjustable air deflector lifting mechanism according to claim 2, characterized in that: One end of the first bracket (4) is hinged to the upper end of the connecting rod (1) via a first rotating shaft (41), and the other end of the first bracket (4) is provided with a first flap (42) for connecting to the air deflector.

4. The continuously adjustable air deflector lifting mechanism according to claim 1, characterized in that: The connecting seat (2) comprises a slide rail (21), and the connecting rod (1) is slidably arranged on the slide rail (21); one side of the slide rail (21) protrudes outward to form a hollow protrusion (22), and the internal space of the protrusion (22) is used to accommodate the screw rod (32).

5. The continuously adjustable air deflector lifting mechanism according to claim 4, characterized in that: The cross section of the connecting rod (1) is square, and the slide rail (21) is a square slide rail (21).

6. The continuously adjustable air deflector lifting mechanism according to claim 4, characterized in that: The slide rail (21) is provided with a fastening bolt (24) for tightening the connecting rod (1).

7. The continuously adjustable air deflector lifting mechanism according to claim 4, characterized in that: The connecting seat (2) also includes a connecting plate (23), one end of which is fixedly connected to the slide rail (21), and the other end of which is connected to the second bracket (5).

8. The continuously adjustable air deflector lifting mechanism according to claim 7, characterized in that: One end of the second bracket (5) is hinged to the connecting plate (23) via a second rotating shaft (51), and the other end of the second bracket (5) is provided with a second flap (52) for connecting to the vehicle body.

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