Novel caterpillar track assembly

Abstract

The utility model discloses a novel caterpillar track assembly, which comprises a caterpillar track main body, a plurality of chain tracks and a plurality of chain tracks, the adjusting seats are installed on the caterpillar track body and located on the two sides of the reinforcing plate, and adjusting cavities are formed in the reinforcing plate and the adjusting seats; the adjusting block is arranged in the adjusting cavity; the elastic piece is arranged in the adjusting cavity and supports the adjusting block to abut against the caterpillar track body. Compared with an original structure, the contact area is large, the problem of large local pressure is solved, direct contact between the elastic piece and the side rail is avoided, the abrasion degree is smaller, and the stability of the elastic piece is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to chain rail field especially a novel chain rail assembly. BACKGROUND

[0002] The chain rail assembly is applied to the side rail of the roller shutter device, the side edge of the curtain cloth is usually provided with the sprocket teeth and is embedded into the chain rail, the curtain cloth is fixed, in order to prevent the curtain cloth from being blown and leading to the collapse of the curtain cloth, the spring clamp or the plastic spring sheet is arranged between the chain rail and the side rail and is used for real-time tensioning the curtain cloth.

[0003] The spring clamp or the plastic spring sheet is usually installed between the two end extension edges of the chain rail and the side rail, and the spring clamp and the plastic spring sheet have the following defects: 1. the contact surface of the elastic member and the side rail is small, and the pressure distribution is too large; 2. the degree of wear of the elastic member is greater, and 3. the stability is low. SUMMARY

[0004] Therefore, the novel chain rail assembly is provided to solve the above technical problems.

[0005] The utility model discloses a novel chain rail assembly, which comprises a chain rail main body, a reinforcing plate arranged at the middle part of the chain rail main body, an adjusting seat installed on the chain rail main body and located on both sides of the reinforcing plate, an adjusting cavity arranged in the reinforcing plate and the adjusting seat, and an adjusting block arranged in the adjusting cavity.

[0006] In the above technical solution, further, the chain rail main body is composed of a chain cavity part and a buckle part located on both sides of the chain cavity part, and the adjusting seat is provided with a buckle end matched with the buckle part.

[0007] In the above technical solution, further, a guide rod is arranged on the chain cavity part and located in the adjusting cavity; a guide hole is arranged in the adjusting block, and a first support groove is arranged on the surface of the guide hole; and a second support groove is arranged on the adjusting seat and located at the opposite position of the first support groove.

[0008] In the above technical solution, further, the elastic member comprises an elastic main body and first and second end heads located on both sides of the elastic main body; a first slot hole matched with the first end head is arranged in the first support groove; and a second slot hole matched with the second end head is arranged in the second support groove.

[0009] In the above technical solution, further, the adjusting block is rectangular and provided with a missing corner at one set of opposite corners; and one of the adjusting seats is rotated around the center of the adjusting cavity as a rotation point, so that the two sets of adjusting seats are overlapped after being turned over.

[0010] In the technical scheme, further, the adjusting cavity is in a "convex" shape, and is composed of a moving adjusting cavity and a rotating adjusting cavity; the adjusting cavity comprises a first adjusting cavity in the reinforcing plate and a second adjusting cavity in the adjusting seat; the adjusting seat is provided with a limiting part which fills the rotating adjusting cavity of the second adjusting cavity and cooperates with the missing corner.

[0011] In the technical scheme, further, a gap is arranged between the end of the guide rod and the end face of the moving adjusting cavity, and the gap has a distance greater than the thickness of the adjusting block.

[0012] In the technical scheme, further, at least one fastener is arranged on the adjusting seat for penetrating the reinforcing plate and being fixed to another adjusting seat.

[0013] In the technical scheme, further, the rotating adjusting cavity and the moving adjusting cavity are matched with the length and the width of the adjusting block respectively.

[0014] The utility model discloses the beneficial effect is: 1. contact area is big, and the problem of reducing local pressure is big;2. avoid the elastic piece and the side rail direct contact, and the wear degree is smaller;3. higher stability. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model is further illustrated below in connection with the drawings and examples.

[0016] Figure 1 It is the chain rail subassembly initial state perspective drawing of the utility model.

[0017] Figure 2 It is the chain rail subassembly activity state perspective drawing of the utility model.

[0018] Figure 3 It is the explosion drawing of the adjusting seat of the utility model and is applied to the chain rail main body.

[0019] Figure 4 It is the adjusting block initial state perspective drawing in the adjusting cavity of the utility model.

[0020] Figure 5 It is the adjusting block activity state perspective drawing in the adjusting cavity of the utility model.

[0021] Figure 6 It is the adjusting seat perspective drawing of the utility model.

[0022] Figure 7 It is the front view of the adjusting seat of the utility model.

[0023] Figure 8 It is the side view of the adjusting seat of the utility model.

[0024] Figure 9Is the utility model's adjusting block perspective view.

[0025] Figure 10 Is the utility model's elastic piece front view.

[0026] In the figure, 1. chain rail main body, 101. chain cavity part, 1011. guide rod, 102. buckle part, 2. reinforcing plate, 3. adjusting seat, 301. second support groove, 3011. second slot hole, 302. limiting part, 303. buckle end, 4. adjusting cavity, 401. first adjusting cavity, 402. second adjusting cavity, 403. moving adjusting cavity, 404. rotating adjusting cavity, 405. gap, 5. adjusting block, 501. guide hole, 5011. first slot hole, 502. first support groove, 503. missing angle, 6. elastic piece, 601. elastic main body, 602. first end head, 603. second end head, 7. fastener. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work are within the protection scope of the present application. In addition, the technical solutions in each embodiment can be combined with each other, but the combination should be based on the fact that a person of ordinary skill in the art can realize it, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist and is not within the protection scope of the present application.

[0028] Referring to Figures 1-10 As shown in the figure, a novel chain rail assembly comprises: a chain rail main body 1, a reinforcing plate 2 is arranged at the middle part of the chain rail main body 1; adjusting seats 3 are installed on the chain rail main body 1 and located on both sides of the reinforcing plate 2, adjusting cavities 4 are arranged in the reinforcing plate 2 and the adjusting seats 3; adjusting blocks 5 are arranged in the adjusting cavities 4; elastic pieces 6 are arranged in the adjusting cavities 4 and support the adjusting blocks 5 to abut against the chain rail main body 1.

[0029] The chain rail main body 1 is composed of a chain cavity part 101 and buckle parts 102 on both sides of the chain cavity part 101. The opening of the chain cavity part 101 is partially blocked. Specifically, a reinforcing plate 2 is arranged vertically at the rear end of the chain cavity part 101. The buckle parts 102 are fixedly arranged on the chain cavity part 101 along the blocking edge thereof. The buckle parts 102 are provided with buckle grooves, and the size of the groove opening is smaller than the size of the inner groove. In order to ensure that the adjusting seat 3 can be installed on the buckle part 102, a buckle end 303 cooperating with the buckle part 102 is arranged at one end of the adjusting seat 3 in the length direction. The buckle end 303 is arc-shaped and can be transversely embedded into the end of the buckle part 102.

[0030] In order to conveniently limit the moving direction of the adjusting block 5 arranged in the adjusting cavity 4, a guide rod 1011 is arranged at the adjusting cavity 4 in the reinforcing plate 2. The guide rod 1011 is fixed on the chain cavity part 101. A guide hole 501 is arranged at the center of the adjusting block 5 in a penetrating manner. A first supporting groove 502 with a diameter larger than that of the guide hole 501 is arranged on the guide hole 501. A second supporting groove 301 is arranged at the top of the adjusting cavity 4 in the adjusting seat 3 and at the opposite position of the first supporting groove 502. One half of the second supporting groove 301 is arranged on each adjusting seat 3, and the adjusting seat 3 cooperates with the reinforcing plate 2 to form a complete second supporting groove 301. The elastic member 6 is installed between the first supporting groove 502 and the second supporting groove 301.

[0031] The elastic member 6 includes an elastic main body 601, a first end head 602 and a second end head 603 arranged at the upper and lower ends of the elastic main body 601. The first end head 602 and the second end head 603 are consistent with the elastic direction of the elastic member 6. The first end head 602 and the second end head 603 are arranged as the torsion fixing points of the elastic member 6. Specifically, a first groove hole 5011 cooperating with the first end head 602 is arranged in the first supporting groove 502. A second groove hole 3011 cooperating with the second end head 603 is arranged in the second supporting groove 301. The second groove hole 3011 is a half groove hole. The second end head 603 is limited by abutting to the reinforcing plate 2 through the second groove hole 3011, so as to prevent the second end head 603 from being separated. When the adjusting block 5 rotates, the elastic member 6 is twisted and deformed by the limitation of the first end head 602 and the second end head 603, and can be reset after being loosened.

[0032] In order to reduce the processing cost, two groups of the adjusting seat 3 are arranged as the same adjusting seat 3. One group of the adjusting seat 3 takes the center of the adjusting cavity 4 as the rotation point, and the two groups of the adjusting seat 3 are coincided after being turned over by 180°.

[0033] The adjusting cavity 4 comprises a first adjusting cavity 401 arranged in the reinforcing plate 2 and a second adjusting cavity 402 arranged in the adjusting seat 3, the first adjusting cavity 401 and the second adjusting cavity 402 are both in "convex" shape, and the vertical area of the first adjusting cavity 401 and the second adjusting cavity 402 is a moving adjusting cavity 403 and a rotating adjusting cavity 404, the moving adjusting cavity 403 is arranged to pull the caterpillar track body 1 back to the original position when the caterpillar track body 1 is pulled, and the rotating adjusting cavity 404 is arranged to accommodate the adjusting block 5 into the adjusting seat 3, specifically, as shown in the figure, the rotating adjusting cavity 404 on the second adjusting cavity 402 is provided with a limiting part 302 with a thickness smaller than the adjusting seat 3 and abutting with the side surface, the limiting part 302 is used to prevent the adjusting block 5 from rotating excessively, similarly, the adjusting block 5 is in a rectangular shape, and a corner 503 is arranged at one group of opposite corners of the adjusting block 5, after the adjusting block 5 is screwed into the rotating adjusting cavity 404, the corner 503 is matched with the limiting part 302. Figure 6

[0034] In order to match reasonably, the rotating adjusting cavity 404 and the moving adjusting cavity 403 are matched with the length and the width of the adjusting block 5 respectively.

[0035] Further, in order to reasonably install the adjusting block 5 on the guide rod, a gap 405 is arranged between the end of the guide rod and the end face of the moving adjusting cavity 403 (the top surface of the first adjusting cavity 401 of the reinforcing plate 2), importantly, the gap 405 is slightly larger than the thickness of the adjusting block 5.

[0036] In order to completely fix the adjusting seat 3 on the reinforcing plate 2, at least one fastener 7 is arranged on the adjusting seat 3, the fastener 7 penetrates through the reinforcing plate 2 and is fixed on another adjusting seat 3, preferably, only one is arranged and located at the end edge in the length direction.

[0037] The working process of the utility model is as follows: firstly, two groups of adjusting seats 3 are installed at the corresponding positions of the reinforcing plate 2 through the cooperation of the buckle end 303 and the buckle part 102, the first adjusting cavity 401 and the second adjusting cavity 402 are aligned, in order to prevent disorder, the fastener 7 is first pre-fixed, then the adjusting block 5 is placed at the gap 405 and the guide hole 501 on the adjusting block 5 is aligned with the guide rod 1011, the adjusting block 5 is abutted with the caterpillar track part, then the elastic member 6 is placed in the first supporting groove 502 and the second supporting groove 301, and the first end 602 and the second end 603 are embedded into the first slot hole 5011 and the second slot hole 3011.

[0038] ​So far, various embodiments of the present application have been described in detail. In order to avoid obscuring the concept of the present application, some details known in the art are not described. Those skilled in the art can fully understand how to implement the technical solutions disclosed herein according to the above description.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present application, and the foregoing embodiments are only used to illustrate the technical solutions of the present application, not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that the technical solutions described in the foregoing embodiments can still be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A new track assembly characterized in that, The utility model relates to a chain track body (1) is provided with reinforcing plate (2) at the middle part, and the adjusting seat (3) is installed on the chain track body (1) and is located the two sides of reinforcing plate (2), and the reinforcing plate (2) and adjusting seat (3) are provided with adjusting cavity (4) in, and the adjusting block (5) is placed in adjusting cavity (4), and the elastic member (6) is placed in adjusting cavity (4), and the adjusting block (5) is supported and leans to the chain track body (1) on. The chain track body (1) is composed of a chain cavity part (101) and a buckle part (102) located on both sides of the chain cavity part (101), and the adjusting seat (3) is provided with a buckle end (303) matched with the buckle part (102). The chain cavity part (101) is provided with a guide rod (1011) on the surface of the adjusting cavity. The adjusting block (5) is provided with a guide hole (501) and a first support groove (502) on the surface of the guide hole (501). The adjusting seat (3) is provided with a second support groove (301) at a position opposite to the first support groove (502).

2. The new track assembly of claim 1, wherein, The elastic member (6) includes an elastic body (601), a first end head (602) and a second end head (603) located on both sides of the elastic body (601).

3. The new track assembly of claim 2, wherein, The first support groove (502) is provided with a first slot hole (5011) matched with the first end head (602). The second support groove (301) is provided with a second slot hole (3011) matched with the second end head (603). The adjusting block (5) is rectangular and provided with a missing corner (503) at one set of opposite corners.

4. The new track assembly of claim 3, wherein, One of the adjusting seats (3) is rotated around the center of the adjusting cavity, and the two sets of adjusting seats (3) are overlapped after being flipped. The adjusting cavity (4) is "convex" and composed of a moving adjusting cavity (403) and a rotating adjusting cavity (404). The adjusting cavity (4) includes a first adjusting cavity (401) located in the reinforcing plate (2) and a second adjusting cavity (402) located in the adjusting seat (3).

5. The new track assembly of claim 3, wherein, The adjusting seat (3) is provided with a limiting part (302) filling the rotating adjusting cavity (404) of the second adjusting cavity (402) and matched with the missing corner (503). The gap (405) between the end of the guide rod (1011) and the end face of the moving adjusting cavity (403) is greater than the thickness of the adjusting block (5).

6. The new track assembly of claim 5, wherein, The adjusting seat (3) is provided with at least one fastener (7) for penetrating the reinforcing plate (2) and being fixed to another adjusting seat (3). The rotating adjusting cavity (404) and the moving adjusting cavity (403) are matched with the length and width of the adjusting block (5), respectively. ​ 7. The new track assembly of claim 6, wherein, ​ 8. The new track assembly of claim 1, wherein, ​ 9. The new track assembly of claim 6, wherein, ​

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