Retractable drag chain supporting wheel structure

Abstract

The utility model relates to the technical field of drag chain supporting, in particular to a retractable drag chain supporting wheel structure which comprises a grooved rail, a hole is arranged on one side of the grooved rail, a plurality of bayonet sockets are fixed on one side of the grooved rail, the bayonet sockets are symmetrically distributed on two sides of the hole, and the bayonet sockets are connected with the grooved rail. Supporting blocks are inserted into the inserting bases, locking blocks are fixed to the upper ends of the supporting blocks and detachably connected with the grooved rails through bolts, a guide block body is arranged between the supporting blocks, a plurality of slopes are arranged at the two ends of the guide block body, and rotating rods are arranged on the two sides of the slopes of the guide block body. The rotating rod and the supporting block are rotationally arranged, and a groove hole is formed in the middle of the guide block body. By arranging the rotating shaft, the guide block main body can rotate, and by arranging the supporting rollers, the friction force of the drag chain is reduced, so that the drag chain moves more smoothly.

Description

TECHNICAL FIELD

[0001] The utility model relates to a retractable tow chain supporting wheel structure technical field, concretely to a retractable tow chain supporting wheel structure. BACKGROUND

[0002] The long-stroke tow chain inevitably has a distance to be put on the tow chain body in operation, which brings operation risk, accessory life risk and other problems, and the old technology adopts a "slide bar" mode to assist the tow chain not to be put down, which brings the problems of increased wear and increased operation failure risk.

[0003] It is found through retrieval that the long-stroke heavy-load tow chain auxiliary supporting structure disclosed in the Chinese patent with the application number 201520496599.2 includes an auxiliary tow truck, the bottom of the auxiliary tow truck is provided with a walking wheel, the top is provided with at least one group of supporting rollers for supporting the tow chain, the auxiliary tow truck runs along the extension direction of the tow chain, and the running track of the auxiliary tow truck is within the effective length range of the tow chain.

[0004] However, the patent in the prior art has the following disadvantages:

[0005] The long-stroke heavy-load tow chain auxiliary supporting structure is an auxiliary tow truck, which cannot be used when the equipment volume is small and the activity space is small, and the auxiliary tow truck is not easy to splice, and the corresponding supporting wheels cannot be spliced according to the demand. INVENTION CONTENTS

[0006] (I) Technical problem solved

[0007] In view of the deficiencies of the prior art, the utility model provides a retractable tow chain supporting wheel structure, which solves the problems that the equipment cannot be used when the equipment volume is small and the activity space is small, the auxiliary tow truck is not easy to splice, and the corresponding supporting wheels cannot be spliced according to the demand.

[0008] (II) Technical scheme

[0009] To achieve the above purpose, the utility model is realized by the following technical scheme: including a groove rail, characterized by: the groove rail is provided with a hole on one side, a plurality of plug-in seats are fixed on one side of the groove rail, the plug-in seats are symmetrically arranged and distributed on both sides of the hole, a supporting block is inserted into the plug-in seat, a locking block is fixed on the upper end of the supporting block, the locking block is detachably connected with the groove rail through bolts, a guide block body is arranged between the supporting blocks, a plurality of inclined surfaces are arranged at both ends of the guide block body, a rotating rod is arranged on both sides of the inclined surface of the guide block body, the rotating rod is rotatably arranged with the supporting block, a groove is arranged in the middle of the guide block body, and a supporting roller is arranged in the groove through a rotating shaft.

[0010] As a preferred of the utility model, one side of the groove rail is fixed with a supporting groove, the supporting groove is inserted with an elastic sheet, the elastic sheet is detachably connected with the supporting groove through bolts, and the upper part of the elastic sheet is located at one side of the guide block body.

[0011] As a preferred of the utility model, a limiting block is arranged at one side of the upper end of the guide block body, and the limiting block is located at both sides of the supporting roller.

[0012] As a preferred of the utility model, a rubber layer is arranged on the periphery of the supporting roller, and the rubber layer is made of a commonly used wear-resistant elastic material on the market.

[0013] As a preferred of the utility model, a guide groove is formed in one side of the guide block body.

[0014] As a preferred of the utility model, a plurality of guide rails are arranged at one side of the guide block body, and the elastic sheet is located in the guide rails.

[0015] As a preferred of the utility model, a plurality of first connecting blocks are fixed at both ends of the side surface of the groove rail, and a first cover plate is detachably connected with one side of the first connecting block through bolts.

[0016] As a preferred of the utility model, a plurality of second connecting blocks are arranged at the bottom end of the groove rail, and a second cover plate is detachably connected with the bottom end of the second connecting block through bolts.

[0017] (Three) beneficial effects

[0018] The utility model provides a retractable drag chain supporting wheel structure, has the following beneficial effects:

[0019] 1、 the utility model discloses a retractable drag chain supporting wheel structure passes through the setting pivot, and the guide block body can realize rotation, passes through the setting supporting roller, and the friction of drag chain is reduced, and drag chain moves more smoothly.

[0020] 2、 the utility model discloses a retractable drag chain supporting wheel structure passes through the setting elastic sheet, and the back elastic sheet mechanism can keep the guide block body and top out state continuously.

[0021] 3、 the utility model discloses a retractable drag chain supporting wheel structure guide block body bottom design has the guide groove, and the dust generated in the operation of device can be discharged. DRAWINGS

[0022] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation to the utility model.In the drawings:

[0023] Figure 1The overall structure schematic diagram of the utility model shows that

[0024] Figure 2 The overall structure schematic diagram of the utility model shows that

[0025] Figure 3 The overall structure schematic diagram of the utility model shows that

[0026] In the figure: 1, groove rail; 2, first connecting block; 3, locking block; 4, support block; 5, rotating rod; 6, plug-in seat; 7, guide block main body; 8, guide rail; 9, elastic sheet; 10, support groove; 11, first cover plate; 12, second connecting block; 13, second cover plate; 14, hole; 15, rotating shaft; 16, support roller; 17, rubber layer; 18, slot; 19, guide groove; 20, limiting block; 21, inclined surface. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0028] Please refer to Figures 1 to 3 The utility model provides a kind of collapsible drag chain support wheel structure, including groove rail 1, the groove rail 1 side is provided with hole 14, the groove rail 1 side is fixed with several plug-in seats 6, the plug-in seat 6 is symmetrically arranged and distributed in the hole 14 two sides, the plug-in seat 6 is inserted with support block 4, the support block 4 upper end is fixed with locking block 3, the locking block 3 is detachably connected with groove rail 1 by bolt, the support block 4 between being provided with guide block main body 7, the guide block main body 7 both ends are provided with multiple inclined surfaces 21, the guide block main body 7 inclined surface 21 two sides are provided with rotating rod 5, the rotating rod 5 is rotatably arranged with support block 4, the guide block main body 7 middle part is provided with slot 18, the slot 18 is provided with support roller 16 by rotating shaft 15 in the inside.

[0029] In a specific embodiment of this utility model, a hole 14 is provided on one side of the channel rail 1, allowing the guide block body 7 to retract. Several insertion seats 6 are fixed on one side of the channel rail 1 for inserting and supporting the guide block body 7. The insertion seats 6 are symmetrically distributed on both sides of the hole 14. A support block 4 is inserted into the insertion seat 6, and a locking block 3 is fixed to the upper end of the support block 4. The locking block 3 is detachably connected to the channel rail 1 by bolts. By inserting the support block 4 into the insertion seat 6 and using bolts to detachably connect and fix the locking block 3 to the channel rail 1, it is easy for personnel to install. The guide block body 7 is provided between the support blocks 4 for installation. The guide block body 7 is equipped with support rollers 16 and has multiple inclined surfaces 21 at both ends. Rotating rods 5 are provided on both sides of the inclined surfaces 21 of the guide block body 7. The rotating rods 5 are rotatably connected to the support block 4, allowing the guide block body 7 to retract. The guide block body 7 has a slot 18 in the middle for installing support rollers 16. The support rollers 16 are installed inside the slot 18 through a rotating shaft 15 to support the cable chain. The installation of support rollers 16 helps to reduce friction. When the guide block body 7 is not subjected to force, it remains perpendicular to the guide groove, and the internal rollers support the cable chain. When subjected to the thrust of the cable chain, the guide block body 7 will retract to the outside of the guide groove.

[0030] Specifically, a support groove 10 is fixed on one side of the groove rail 1, and a spring piece 9 is inserted into the support groove 10. The spring piece 9 is detachably connected to the support groove 10 by bolts, and the upper part of the spring piece 9 is located on one side of the guide block body 7.

[0031] To address the issue of the guide block body being retractable, such as Figure 1 , 3 As shown, a support groove 10 is fixed on one side of the track 1 for inserting a spring 9. The spring 9 is inserted into the support groove 10 and is detachably connected to the support groove 10 by bolts. The upper part of the spring 9 is located on one side of the guide block body 7. Under normal conditions, the spring 9 is used to provide elastic force to the guide block body 7. The upper support roller 16 supports the drag chain. When subjected to the drag chain thrust, it can retract to the outside of the track 1.

[0032] Specifically, a limiting block 20 is provided on one side of the upper end of the guide block body 7, and the limiting block 20 is located on both sides of the support roller 16.

[0033] To solve the problem of limiting the main body of the guide block, such as Figure 2 As shown, a limit block 20 is provided on one side of the upper end of the guide block body 7. The limit block 20 is located on both sides of the support roller 16. By setting the limit block 20, the guide block body 7 is limited to prevent excessive inward squeezing by the elastic force.

[0034] Specifically, the support roller 16 is surrounded by a rubber layer 17, which is made of a commonly used wear-resistant elastic material.

[0035] To solve the problem of noise reduction, such asFigure 2 As shown, the support roller 16 is provided with a rubber layer 17 on the periphery, which is made of a commonly used wear-resistant elastic material on the market to reduce the noise generated by the contact between the drag chain and the support roller 16 and provide a buffering effect.

[0036] Specifically, the guide block body 7 is provided with a guide groove 19 on one side.

[0037] In order to solve the problem of discharging dust, such as Figure 3 As shown, the guide block body 7 is provided with a guide groove 19 on one side, which is used to discharge the dust in the slot hole 18 to prevent accumulation from affecting the operation of the support roller 16.

[0038] Specifically, the guide block body 7 is provided with a plurality of guide rails 8 on one side, and the elastic sheet 9 is located in the guide rail 8 on both sides.

[0039] In order to solve the problem of limiting the elastic sheet, such as Figure 1 As shown, the guide block body 7 is provided with a plurality of guide rails 8 on one side, and the elastic sheet 9 is located in the guide rail 8 on both sides, which is used to limit the elastic sheet 9 and facilitate the elastic sheet 9 to be guided by the thrust.

[0040] Specifically, the slot rail 1 is fixed with a plurality of first connecting blocks 2 at both ends of the side surface, and the first connecting block 2 is detachably connected with the first cover plate 11 on one side through bolts.

[0041] In order to solve the problem of connecting multiple slot rails, such as Figure 1 As shown, the slot rail 1 is fixed with a plurality of first connecting blocks 2 at both ends of the side surface, and the first connecting block 2 is detachably connected with the first cover plate 11 on one side through bolts, which is used to realize the splicing and fixing of multiple slot rails 1.

[0042] Specifically, the slot rail 1 is provided with a plurality of second connecting blocks 12 at the bottom end, and the second connecting block 12 is detachably connected with the second cover plate 13 at the bottom end through bolts.

[0043] In order to solve the problem of connecting the slot rails on both sides, such as Figure 1 As shown, the slot rail 1 is provided with a plurality of second connecting blocks 12 at the bottom end, which is used to install the second cover plate 13, and the second connecting block 12 is detachably connected with the second cover plate 13 at the bottom end through bolts, so that the slot rails 1 are connected and limited at the bottom, and the slot rails 1 on both sides are in contact with the external support to prevent the slot rails 1 from expanding to both sides when subjected to the thrust of the drag chain.

[0044] The detailed description of known functions and known components is omitted in the specific embodiment of the present disclosure, and the operation means adopted is consistent with the parameters of the instruments on the market to ensure the compatibility of the equipment.

[0045] In summary, the working principle and use process of the utility model: the groove rail 1 side is provided with hole 14, for guiding block main part 7 can pass through contraction, groove rail 1 side is fixed with several plug-in seat 6, for guiding block main part 7 plug-in support, plug-in seat 6 symmetry sets up distribution in hole 14 both sides, plug-in seat 6 is inserted with support block 4, support block 4 upper end is fixed with locking block 3, locking block 3 is detachably connected with groove rail 1 through bolt, by inserting support block 4 in plug-in seat 6, using bolt locking block 3 and groove rail 1 detachably connected fixed, personnel installation is convenient, support block 4 between setting has guiding block main part 7, for installing support roller 16, guiding block main part 7 both ends are provided with several inclined plane 21, guiding block main part 7 inclined plane 21 both sides are provided with rotating lever 5, rotating lever 5 is rotatably arranged with support block 4, so that guiding block main part 7 can be contracted, the middle part of guiding block main part 7 is provided with a slot 18 for installing a support roller 16, the inside of the slot 18 is provided with a support roller 16 through a rotating shaft 15 for supporting a drag chain, the setting of the support roller 16 helps to reduce friction, guiding block main part 7 remains perpendicular to the guide groove when not in use to support the inside roller of the drag chain, when subjected to the thrust of the drag chain, guiding block main part 7 will be retracted to the outside of the guide groove, the side of the groove rail 1 is fixed with a support groove 10 for inserting a spring piece 9, the support groove 10 is inserted with a spring piece 9, the spring piece 9 is detachably connected with the support groove 10 through a bolt, the upper part of the spring piece 9 is located on one side of the guiding block main part 7, and the spring piece 9 is used to provide a spring force to the guiding block main part 7 in a normal state, the upper support roller 16 supports the drag chain, and when subjected to the thrust of the drag chain, it can be retracted to the outside of the groove rail 1, the upper end of the guiding block main part 7 is provided with a limiting block 20, the limiting block 20 is located on both sides of the support roller 16, the limiting block 20 is used to limit the guiding block main part 7, preventing it from being excessively squeezed inward by the spring force, the support roller 16 is provided with a rubber layer 17 around it, the rubber layer 17 is made of commonly used wear-resistant elastic material on the market, which reduces the noise generated by the contact between the drag chain and the support roller 16, provides a buffering effect, a guide groove 19 is formed on one side of the guiding block main part 7 for discharging dust in the slot 18, preventing accumulation from affecting the operation of the support roller 16, a plurality of guide rails 8 are arranged on one side of the guiding block main part 7, the spring piece 9 is located in the guide rail 8 on both sides, and the spring piece 9 is limited in the guide rail 8, so that the spring piece 9 can be guided by the thrust, a plurality of first connecting blocks 2 are fixed at both ends of the side surface of the groove rail 1, a first cover plate 11 is detachably connected with one side of the first connecting block 2 through a bolt, so as to realize the splicing and fixing of a plurality of groove rails 1, a plurality of second connecting blocks 12 are arranged at the bottom end of the groove rail 1, and a second cover plate 13 is arranged at the bottom end of the second connecting block 12, so that the second connecting block 12 is detachably connected with the second cover plate 13 through a bolt, so that the groove rails 1 are connected and limited at the bottom, and the groove rails 1 are in contact with the external support on both sides, preventing the groove rails 1 from expanding to both sides when subjected to the thrust of the drag chain.

[0046] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A retractable cable chain support wheel structure, comprising a grooved rail (1), characterized in that: A hole (14) is provided on one side of the groove (1). Several plug-in seats (6) are fixed on one side of the groove (1). The plug-in seats (6) are symmetrically distributed on both sides of the hole (14). A support block (4) is inserted into the plug-in seat (6). A locking block (3) is fixed at the upper end of the support block (4). The locking block (3) is detachably connected to the groove (1) by bolts. A guide block body (7) is provided between the support blocks (4). Multiple inclined surfaces (21) are provided at both ends of the guide block body (7). Rotating rods (5) are provided on both sides of the inclined surfaces (21) of the guide block body (7). The rotating rods (5) are rotatably arranged with the support blocks (4). A slot (18) is provided in the middle of the guide block body (7). A support roller (16) is provided inside the slot (18) through a rotating shaft (15).

2. The retractable cable chain support wheel structure according to claim 1, characterized in that: A support groove (10) is fixed on one side of the groove (1), and a spring piece (9) is inserted into the support groove (10). The spring piece (9) is detachably connected to the support groove (10) by bolts, and the upper part of the spring piece (9) is located on one side of the guide block body (7).

3. The retractable cable chain support wheel structure according to claim 2, characterized in that: A limiting block (20) is provided on one side of the upper end of the guide block body (7), and the limiting block (20) is located on both sides of the support roller (16).

4. The retractable cable chain support wheel structure according to claim 3, characterized in that: The support roller (16) is surrounded by a rubber layer (17), which is made of a wear-resistant elastic material commonly used in the market.

5. The retractable cable chain support wheel structure according to claim 4, characterized in that: A guide groove (19) is provided on one side of the guide block body (7).

6. The retractable cable chain support wheel structure according to claim 5, characterized in that: The guide block body (7) has several guide rails (8) on one side, and the spring piece (9) is located inside the guide rails (8) on both sides.

7. The retractable cable chain support wheel structure according to claim 6, characterized in that: Several first connecting blocks (2) are fixed at both ends of the side of the groove (1), and a first cover plate (11) is detachably connected to one side of the first connecting block (2) by bolts.

8. The retractable cable chain support wheel structure according to claim 7, characterized in that: The bottom end of the groove (1) is provided with several second connecting blocks (12), and the bottom end of the second connecting blocks (12) is detachably connected to a second cover plate (13) by bolts.

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