Horizontal guide wheel set and hoisting system

Abstract

The utility model relates to the technical field of hoisting equipment, and provides a horizontal guide wheel set and a hoisting system. The horizontal guide wheel group comprises a mounting seat and a guide wheel; the mounting seat comprises a first connecting part and a second connecting part which are vertically connected; the guide wheel comprises a wheel body and a wheel shaft, the wheel body is rotationally connected with the wheel shaft, the wheel shaft is detachably connected with the second connecting part, and the wheel body is located below the second connecting part. When the horizontal guide wheel set provided by the utility model is mounted, the first connecting part which is vertically arranged can be attached to the side wall of the end beam, and the bottom of the end beam of the wheel body of the guide wheel positioned below the first connecting part is compact in structure, and is more suitable for parts with higher requirements on the mounting space on the outer side of the end beam of hoisting equipment; the installation of the horizontal guide wheel set is met, and meanwhile, the horizontal guide wheel set, fixing bolts of a crane track, the ground and the like have enough safe space, so that the horizontal guide wheel set can be installed and used in a narrow space between the lower surface of the end beam and the ground.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting equipment technical field especially relates to a horizontal guide wheel set and hoisting system. BACKGROUND

[0002] In order to reduce the wheel bite force and improve the positioning accuracy of the crane, the crane is generally equipped with horizontal wheel set. Horizontal wheel set can significantly reduce the friction between the wheel and the track by effectively sharing the weight of the crane and ensuring the smooth running of the wheel on the track, thereby reducing the bite phenomenon. In addition, the horizontal wheel set can also improve the overall positioning accuracy of the crane, so that it can control the position more accurately during operation, especially in the application occasion requiring high-precision positioning.

[0003] In the prior art, the horizontal wheel set is usually arranged at the end of the end beam of the crane. This layout helps to distribute the wheel load and improve the stability of the crane. However, since the horizontal wheel set is usually arranged at the end of the end beam of the crane, in order to ensure its stability and load capacity, the existing design often requires a larger structural space. This makes the installation position of the horizontal wheel set susceptible to space constraints, especially when the end of the crane needs to be equipped with a wind-resistant and anti-skid device (such as a wind-resistant iron wedge), the demand for structural space is further increased, resulting in a more bulky and complex overall design. SUMMARY

[0004] The utility model provides a horizontal guide wheel set and hoisting system to solve the defect that the compactness of the existing horizontal wheel set structure is poor, which makes its installation position susceptible to space constraints.

[0005] The utility model provides a horizontal guide wheel set, comprising: a mounting seat and a guide wheel.

[0006] The mounting seat comprises a first connecting part and a second connecting part connected vertically, the first connecting part is used for connecting with the side wall of the end beam, and the second connecting part is located at the bottom of the end beam when connected; The guide wheel comprises a wheel body and an axle, the wheel body is rotatably connected with the axle, the axle is detachably connected with the second connecting part, and the wheel body is located below the second connecting part.

[0007] According to the horizontal guide wheel set provided by the utility model, a connecting plate is further included, the connecting plate is connected with the inner wall of the first connecting part, so that the first connecting part is connected with the side wall of the end beam through the connecting plate.

[0008] According to the horizontal guide wheel set, the second connecting part is provided with a side plate on each side along the first direction, the top of the side plate is connected with the bottom of the connecting plate, the bottom of the side plate is formed with a protection groove below the second connecting part, and at least part of the wheel body is located in the protection groove.

[0009] According to the horizontal guide wheel set, the first connecting part, the second connecting part and the side plate are integrally arranged.

[0010] According to the horizontal guide wheel set, the middle part of the second connecting part is provided with a limiting clamping groove, the outer wall of the wheel shaft is symmetrically provided with two limiting connecting parts, and the two limiting connecting parts are in limiting cooperation with the limiting clamping groove, so as to limit the rotation and axial displacement of the wheel shaft.

[0011] According to the horizontal guide wheel set, the limiting clamping groove comprises two first contact surfaces arranged oppositely and an arc-shaped cooperation part located between the two first contact surfaces, the limiting connecting part comprises two second contact surfaces arranged oppositely and a third contact surface located between the two second contact surfaces, the first contact surface is matched with the corresponding second contact surface, the upper second contact surface is matched with the upper surface of the second connecting part, the lower second contact surface is matched with the lower surface of the second connecting part, and the outer wall of the wheel shaft is matched with the arc-shaped cooperation part.

[0012] According to the horizontal guide wheel set, the fixing member comprises a third connecting part and a fourth connecting part which are vertically connected, the third connecting part is buckled on the top of the wheel shaft, and the fourth connecting part is detachably connected with the side wall of the second connecting part.

[0013] According to the horizontal guide wheel set, the third connecting part and the fourth connecting part are integrally arranged.

[0014] According to the horizontal guide wheel set, an oil channel is arranged in the wheel shaft, the outlet end of the oil channel is located at the rotating cooperation position of the wheel body and the wheel shaft, and the inlet end of the oil channel is provided with an oil nozzle.

[0015] The utility model discloses another aspect provides a hoisting system, including end beam and as any one of the horizontal guide wheel set described above, the horizontal guide wheel set is located in the end beam.

[0016] The horizontal guide wheel set provided by the utility model, through setting the mounting seat of the guide wheel as L type structure including vertical first connecting part and second connecting part, when installing, the first connecting part arranged vertically can be pasted on the side wall of the end beam, and the wheel body of the guide wheel below the first connecting part is pasted on the bottom of the end beam, the structure is compact, and it is more suitable for the position with higher requirement for the installation space of the outer side of the end beam of the hoisting equipment, when meeting the installation of the horizontal guide wheel set, there is enough safety space with the fixing bolt of the crane track and the ground, and the horizontal guide wheel set can be installed and used in the narrow space between the lower surface of the end beam and the ground.

[0017] Additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description are some embodiments of the utility model, and for the ordinary skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0019] Figure 1 It is the schematic diagram of the horizontal guide wheel set provided by the utility model embodiment.

[0020] Figure 2 It is the schematic diagram of the mounting seat in the horizontal guide wheel set provided by the utility model embodiment.

[0021] Figure 3 It is the schematic diagram of the guide wheel in the horizontal guide wheel set provided by the utility model embodiment.

[0022] Figure 4 It is the schematic diagram of the fixing part in the horizontal guide wheel set provided by the utility model embodiment.

[0023] Figure 5 It is the schematic diagram of the hoisting system provided by the utility model embodiment.

[0024] Figure 6 It is Figure 5 The local enlarged schematic diagram of A in it.

[0025] Reference Signs:

[0026] 10, horizontal guide wheel set; 110, mounting seat; 111, first connecting part; 112, second connecting part; 113, side plate; 114, protection groove; 115, limiting clamping groove; 1151, first contact surface; 1152, arc-shaped matching part; 120, guide wheel; 121, wheel body; 122, wheel shaft; 1221, second contact surface; 1222, third contact surface; 123, oil nozzle; 130, connecting plate; 140, fixing piece; 141, third connecting part; 142, fourth connecting part; 20, end beam. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the present application more clear, the technical scheme of the present application will be described clearly and completely below in combination with the drawings in the present application. Obviously, the described embodiments are some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0028] In the description of the embodiments of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated thereby must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the embodiments of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected, or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meanings of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0030] In the embodiments of the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium.

[0031] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "an example", "a 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 application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine the different embodiments or examples described in the present application and the features of the different embodiments or examples without contradiction.

[0032] The following will be described in combination with Figures 1 to 6 The horizontal guide wheel set and the hoisting system provided by the present application are described.

[0033] Referring to Figures 1 to 3 The horizontal guide wheel set 10 provided by the embodiments of the present application comprises: a mounting seat 110 and a guide wheel 120.

[0034] The mounting seat 110 comprises a first connecting part 111 and a second connecting part 112 connected vertically, the first connecting part 111 is used for connecting with the side wall of the end beam 20, and the second connecting part 112 is located at the bottom of the end beam 20 when connected; the guide wheel 120 comprises a wheel body 121 and a wheel shaft 122, the wheel body 121 is rotationally connected with the wheel shaft 122, the wheel shaft 122 is detachably connected with the second connecting part 112, and the wheel body 121 is located below the second connecting part 112.

[0035] The horizontal guide wheel set 10 provided by the utility model, by setting the mounting seat 110 of the guide wheel 120 as L type structure including the first connecting part 111 and the second connecting part 112 which are vertically connected, when installing, the first connecting part 111 which is vertically set can be attached to the side wall of the end beam 20, and the wheel body 121 of the guide wheel 120 below the first connecting part 111 is attached to the bottom of the end beam 20, the structure is compact, and it is more suitable for the position which has higher requirement for the installation space outside the end beam 20 of the hoisting equipment, while meeting the installation of the horizontal guide wheel set 10, there is enough safety space with the fixing bolt of the crane track and the ground, and it is ensured that the horizontal guide wheel set 10 can be installed and used in the narrow space between the lower surface of the end beam 20 and the ground.

[0036] Specifically, the mounting seat 110 includes the first connecting part 111 and the second connecting part 112 which are vertically connected, and the overall section is L type. Wherein, the first connecting part 111 is vertically arranged, the second connecting part 112 is horizontally arranged, the bottom of the first connecting part 111 is connected with the second connecting part 112, for example, welding, bolting (connected through a bolt connecting piece) or integral arrangement.

[0037] The mounting seat 110 is made of corrosion-resistant metal material, such as stainless steel. The stability and service life thereof can be ensured when used outdoors.

[0038] The guide wheel 120 includes the wheel body 121 and the wheel shaft 122, the wheel shaft 122 is vertically arranged and connected with the second connecting part 112, the wheel body 121 is horizontally arranged and rotationally connected with the wheel shaft 122, for example, the wheel body 121 and the wheel shaft 122 are rotationally connected through a bearing, the wheel body 121 is sleeved on the outer ring of the bearing, and the inner ring of the bearing is sleeved on the wheel shaft 122, the wheel body 121 is interference fit with the outer ring of the bearing, and the inner ring of the bearing is interference fit with the wheel shaft 122. After the sling is wound on the wheel body 121, the wheel body 121 can guide the sling.

[0039] Referring to Figure 1 According to some embodiments of the utility model, the horizontal guide wheel set 10 further includes the connecting plate 130, the connecting plate 130 is connected with the inner wall of the first connecting part 111, so that the first connecting part 111 is connected with the side wall of the end beam 20 through the connecting plate 130.

[0040] By setting the connecting plate 130 connected with the inner wall of the first connecting part 111, the first connecting part 111 can be connected with the side wall of the end beam 20 through the connecting plate 130, so that the contact area with the side wall of the end beam 20 and the connection stability are improved.

[0041] Specifically, before installation, the connecting plate 130 is connected to the inner surface of the first connecting part 111 in advance, and the two can be fixedly connected (such as welding or integrally arranged) or detachably connected (such as clamping, tethering, etc.), and during installation, the connecting plate 130 is fixedly connected to the side wall (web) of the end beam 20, so as to realize effective fixing of the horizontal guide wheel set 10.

[0042] As preferred, the connecting plate 130 is detachably connected with the inner wall of the first connecting part 111, which can facilitate the dismounting of the remaining components of the horizontal guide wheel set 10 except the connecting plate 130 from the end beam 20, and facilitate maintenance or replacement.

[0043] Referring to FIGS. 1, 2 and 3, Figure 1 and Figure 2 According to some embodiments of the present application, the second connecting part 112 is provided with side plates 113 on both sides along the first direction, the top of the side plate 113 is connected with the bottom of the connecting plate 130, the bottom of the side plate 113 is formed with a protection groove 114 below the second connecting part 112, and at least part of the wheel body 121 is located in the protection groove 114.

[0044] It should be noted that the "first direction" specifically refers to the arrow direction shown in FIG. 1. Figure 2

[0045] By arranging the side plates 113 on both sides of the second connecting part 112 along the first direction, the structural strength of the mounting seat 110 can be enhanced by the side plates 113, thereby improving the stability of the horizontal guide wheel set 10 when mounted on the end beam 20. At the same time, since the bottom of the two side plates 113 is formed with a protection groove 114 below the second connecting part 112, the protection groove 114 can protect at least part of the wheel body 121, thereby reducing the probability of interference of the wheel body 121 by external factors.

[0046] Specifically, the side plate 113 is a rectangular plate-shaped component, the upper edge of which is fixedly welded with the bottom of the connecting plate 130, the middle part is connected with the side plate 113 of the second connecting part 112, and the lower edges of the two side plates 113 are extended below the bottom surface of the second connecting part 112 to form the protection groove 114.

[0047] According to some embodiments of the present application, the first connecting part 111, the second connecting part 112 and the side plate 113 are integrally arranged.

[0048] By arranging the first connecting part 111, the second connecting part 112 and the side plate 113 as an integral arrangement, the connection structure between the first connecting part 111, the second connecting part 112 and the side plate 113 can be eliminated, the integrity and strength of the horizontal guide wheel set 10 can be improved, and the connection (such as welding) process of the first connecting part 111, the second connecting part 112 and the side plate 113 can be omitted. ​

[0049] Referring to Figures 1 to 3 As shown, according to some embodiments of the utility model, the middle part of the second connecting part 112 is provided with a limiting clamping groove 115, and the outer wall of the wheel shaft 122 is symmetrically provided with two limiting connecting parts, both of which are in limiting cooperation with the limiting clamping groove 115 to limit the rotation and axial displacement of the wheel shaft 122.

[0050] By setting the limiting connection structure between the second connecting part 112 and the wheel shaft 122, the rotation and axial displacement of the wheel shaft 122 can be limited, thereby improving the stability of the wheel body 121 during work.

[0051] Specifically, the limiting clamping groove 115 includes two oppositely arranged first contact surfaces 1151 and an arc-shaped cooperation part 1152 between the two first contact surfaces 1151, and the limiting connecting part includes two oppositely arranged second contact surfaces 1221 and a third contact surface 1222 between the two second contact surfaces 1221; the first contact surface 1151 cooperates with the corresponding second contact surface 1221, the upper second contact surface 1221 cooperates with the upper surface of the second connecting part 112, the lower second contact surface 1221 cooperates with the lower surface of the second connecting part 112, and the outer wall of the wheel shaft 122 cooperates with the arc-shaped cooperation part 1152.

[0052] During installation, the arc surface of the wheel shaft 122 is aligned with the arc-shaped cooperation part 1152 of the limiting clamping groove 115, at this time, the third contact surface 1222 of the two limiting connecting parts respectively abuts the corresponding first contact surface 1151 of the limiting clamping groove 115, and then the wheel shaft 122 is pushed to the limit position in the limiting clamping groove 115, so that the arc surface of the wheel shaft 122 cooperates with the arc-shaped cooperation part 1152 of the limiting clamping groove 115. After installation is completed, the upper and lower second contact surfaces 1221 of the limiting connecting part respectively cooperate with the upper and lower surfaces of the second connecting part 112, so that the wheel shaft 122 can be stably clamped in the limiting clamping groove 115. And the wheel shaft 122 can be put into or taken out of the limiting clamping groove 115 by pushing and pulling, which is convenient for assembly.

[0053] Referring to Figure 1 and Figure 4 As shown, according to some embodiments of the utility model, the horizontal guide wheel set 10 further includes a fixing piece 140, the fixing piece 140 includes a third connecting part 141 and a fourth connecting part 142 connected perpendicularly, the third connecting part 141 is buckled on the top of the wheel shaft 122, and the fourth connecting part 142 is detachably connected with the side wall of the second connecting part 112.

[0054] Specifically, after the wheel shaft 122 is clamped into the limiting clamping groove 115, the fixing piece 140 can further fix the wheel shaft 122 in the limiting clamping groove 115, thereby preventing it from slipping along the length direction of the clamping groove.

[0055] The second connecting part 112 is provided with a screw hole facing the side wall of the fourth connecting part 142, and the corresponding position of the third connecting part 141 is provided with a mounting through hole. During mounting, the mounting through hole on the third connecting part 141 is aligned with the screw hole on the side wall of the fourth connecting part 142, and then a threaded connecting piece is inserted into the mounting through hole and is screwed with the screw hole, which is convenient for dismounting. After the threaded connecting piece is unscrewed, the wheel shaft 122 can be conveniently taken out from the limiting clamping groove 115.

[0056] According to some embodiments of the present application, the third connecting part 141 and the fourth connecting part 142 are integrally arranged.

[0057] Similarly, by integrally arranging the third connecting part 141 and the fourth connecting part 142, the connecting structure between the third connecting part 141 and the fourth connecting part 142 can be eliminated, the integrity and strength of the horizontal guide wheel set 10 are improved, and the connecting (such as welding) process of the third connecting part 141 and the fourth connecting part 142 can be saved.

[0058] Referring to FIGS. 1 and 2, Figure 1 and Figure 3 According to some embodiments of the present application, an oil channel is arranged in the wheel shaft 122, the outlet end of the oil channel is located at the rotating fit position of the wheel body 121 and the wheel shaft 122, and the inlet end of the oil channel is provided with an oil nozzle 123.

[0059] By arranging the oil channel in the wheel shaft 122 and communicating with the rotating fit position of the wheel body 121 and the wheel shaft 122, the rotating fit position (such as a bearing) of the wheel body 121 and the wheel shaft 122 can be filled with lubricating oil through the oil nozzle 123 arranged at the inlet end of the oil channel in a regular manner, and the operation is simple and convenient.

[0060] In addition, the oil channel structure does not occupy the external space of the horizontal guide wheel set 10, and the compactness of the horizontal guide wheel set 10 can be ensured.

[0061] The hoisting system provided by the present application will be described below, and the hoisting system described below can be correspondingly referred to the horizontal guide wheel set 10 described above.

[0062] Referring to FIGS. 1 and 2, Figure 5 and Figure 6 The hoisting system provided by the embodiments of the present application comprises an end beam 20 and the horizontal guide wheel set 10 as described in any one of the above embodiments, and the horizontal guide wheel set 10 is arranged on the end beam 20.

[0063] The hoisting system provided by the present application, since the above horizontal guide wheel set 10 is adopted, the horizontal guide wheel set 10 can be conveniently mounted through the side of the end beam 20, so that the flexibility of the hoisting system is improved.

[0064] Specifically, in the horizontal guide wheel set 10, the connecting plate 130 is welded with the side wall of the end beam 20, and then the mounting seat 110 is detachably connected with the connecting plate 130 by using bolts and other connecting members. After installation, the top of the side plate 113 can be kept a certain distance from the bottom of the end beam 20, or the top of the side plate 113 can be in contact with the bottom of the end beam 20, thereby improving the stability of the horizontal guide wheel set 10 when fixed. When it is necessary to maintain or replace the horizontal guide wheel set 10, only the bolts and other connecting members need to be loosened, and then all the components of the horizontal guide wheel set 10 except the connecting plate 130 can be removed together, which is simple and convenient to operate.

[0065] Referring to Figure 5 and Figure 6 As shown in the drawings, as an example, the horizontal guide wheel set 10 is configured in four sets, two sets in front and two sets at the back, which are arranged on both sides of the end beam 20. Considering the gap between the control wheel body 121 and the side surface of the track, adjusting washers can be added or reduced between the connecting plate 130 and the mounting seat 110 to adjust the distance between the wheel body 121 and the side surface of the track.

[0066] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A horizontal guide wheel set, characterized in that, The mounting seat comprises a first connecting part and a second connecting part connected vertically, the first connecting part is used for connecting with the side wall of the end beam and makes the second connecting part be located at the bottom of the end beam when connected; The guide wheel comprises a wheel body and a wheel shaft, the wheel body is rotationally connected with the wheel shaft, the wheel shaft is detachably connected with the second connecting part, and the wheel body is located below the second connecting part. Further comprising a connecting plate connected with the inner wall of the first connecting part, so that the first connecting part is connected with the side wall of the end beam through the connecting plate.

2. The horizontal guide wheel set according to claim 1, characterized in that The second connecting part is provided with side plates on both sides in the first direction, the top of the side plate is connected with the bottom of the connecting plate, and the bottom of the side plate is provided with a protection groove below the second connecting part, and at least part of the wheel body is located in the protection groove.

3. The horizontal guide wheel set according to claim 2, characterized in that The first connecting part, the second connecting part and the side plate are integrally arranged.

4. The horizontal guide wheel set according to claim 3, characterized in that The middle part of the second connecting part is provided with a limiting clamping groove, and the outer wall of the wheel shaft is symmetrically provided with two limiting connecting parts, both of which are limitedly matched with the limiting clamping groove to limit the rotation and axial displacement of the wheel shaft.

5. The horizontal guide wheel set of claim 1, wherein, The limiting clamping groove comprises two first contact surfaces arranged oppositely and an arc-shaped matching part located between the two first contact surfaces, and the limiting connecting part comprises two second contact surfaces arranged oppositely and a third contact surface located between the two second contact surfaces.

6. The horizontal guide wheel set according to claim 5, wherein, The first contact surface is matched with the corresponding second contact surface, the upper second contact surface is matched with the upper surface of the second connecting part, the lower second contact surface is matched with the lower surface of the second connecting part, and the outer wall of the wheel shaft is matched with the arc-shaped matching part. Further comprising a fixing member comprising a third connecting part and a fourth connecting part connected vertically, the third connecting part is buckled on the top of the wheel shaft, and the fourth connecting part is detachably connected with the side wall of the second connecting part.

7. The horizontal guide wheel set according to claim 5, wherein, The third connecting part and the fourth connecting part are integrally arranged.

8. The horizontal guide wheel set according to claim 7, characterized in that An oil channel is arranged in the wheel shaft, the outlet end of the oil channel is located at the rotation matching part of the wheel body and the wheel shaft, and the inlet end of the oil channel is provided with an oil nozzle.

9. The horizontal wheel set according to any one of claims 1 to 8, characterized in that The mounting seat comprises a first connecting part and a second connecting part connected vertically, the first connecting part is used for connecting with the side wall of the end beam and makes the second connecting part be located at the bottom of the end beam when connected; 10. A hoisting system characterized by ​

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