Wheel blocking device

Abstract

The utility model discloses a wheel blocking device which comprises a fixed clamping jaw, a movable clamping jaw, a blocking part and a connecting piece. The fixed clamping jaw is provided with a fixed bayonet; the movable clamping jaw is rotationally arranged on the fixed clamping jaw, and a movable clamping opening communicated with the fixed clamping opening is formed in the movable clamping jaw. The blocking part is connected with the side face, away from the movable clamping jaw, of the fixed clamping jaw. The connecting piece is detachably connected with the fixed clamping jaw and the movable clamping jaw. The fixed clamping jaw is buckled on the track through the fixed clamping opening, the movable clamping jaw is rotated with the connecting piece as the center, the movable clamping jaw reaches the other side of the track, then the movable clamping jaw is clamped on the other side of the track through the movable clamping opening, meanwhile, the blocking part is tightly attached to the wheel, and the wheel can be limited. The wheel blocking device disclosed by the utility model is simple in structure, easy to operate and good in car blocking effect, can greatly reduce the damage caused by the movement of the crane in the overhauling process of the bridge crane, improves the safety environment of the overhauling operation of the bridge crane, and greatly reduces the safety risk.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle blocking devices, in particular to a wheel blocking device. Background Art

[0002] At present, when carrying out maintenance work on a bridge crane, in order to prevent the movement of the bridge crane from causing harm to the maintenance personnel, the maintenance personnel usually use sleepers to limit the wheels of the bridge crane.

[0003] However, the sleeper limitation method has the following disadvantages: On the one hand, since the sleepers cannot be effectively fixed on the track, they may fall during use. After the sleepers fall, the wheels lose their limit, the bridge crane may move, and the maintenance personnel may be injured. On the other hand, the sleepers are not hard enough and may be crushed by the wheels. After the sleepers are broken, the wheels lose their limit, the bridge crane moves, and the maintenance personnel are injured. Therefore, sleepers cannot meet the limit requirements of bridge crane wheels, and limiting the wheels by sleepers has a greater safety risk.

[0004] Therefore the prior art still needs to be improved and enhanced. Utility Model Content

[0005] In view of the above-mentioned deficiencies in the prior art, an object of the present invention is to provide a wheel blocking device, aiming to solve the problem that the sleepers in the prior art cannot meet the wheel limiting requirements and cause greater safety risks.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] In a first aspect, an embodiment of the utility model provides a wheel blocking device, which includes:

[0008] A fixed jaw, wherein the fixed jaw is provided with a fixed bayonet;

[0009] A movable claw, the movable claw is rotatably arranged on the fixed claw, and the movable claw is provided with a movable bayonet connected to the fixed bayonet;

[0010] a blocking portion, the blocking portion being connected to a side of the fixed claw facing away from the movable claw;

[0011] A connecting piece is detachably connected to the fixed claw and the movable claw respectively.

[0012] As a further improved technical solution, in the wheel blocking device, the wheel blocking device further includes:

[0013] A positioning piece, one end of which is located on the side of the movable claw, and the other end of which passes through the movable claw and the fixed claw and is located on the side of the fixed claw away from the movable claw.

[0014] As a further improved technical solution, in the wheel blocking device, the blocking portion includes:

[0015] A connecting plate connected to a side of the fixed claw facing away from the movable claw;

[0016] A blocking plate, one end of which is connected to the end of the connecting plate away from the fixing claw, and the other end of which is connected to the top of the fixing claw.

[0017] As a further improved technical solution, in the wheel blocking device, the connecting member includes a connecting bolt and a fixing nut;

[0018] The movable claw is provided with a first connecting hole, the fixed claw is provided with a second connecting hole, and the connecting bolt passes through the first connecting hole and the second connecting hole in sequence to be connected with the fixing nut.

[0019] As a further improved technical solution, in the wheel blocking device, the movable claw is provided with a first positioning hole, and the fixed claw is provided with a second positioning hole;

[0020] One end of the positioning member is located on the side of the movable claw, and the other end of the positioning member passes through the first positioning hole and the second positioning hole in sequence and is located on the side of the fixed claw away from the movable claw.

[0021] As a further improved technical solution, in the wheel blocking device, the wheel blocking device further includes:

[0022] A handle, the handle being arranged on the top of the fixed claw;

[0023] A connecting chain, one end of which is connected to the handle, and the other end of which is connected to one end of the positioning member.

[0024] As a further improved technical solution, in the wheel blocking device, the positioning member is a positioning pin.

[0025] As a further improved technical solution, in the wheel blocking device, the blocking plate is arc-shaped.

[0026] As a further improved technical solution, in the wheel blocking device, the fixed claw comprises:

[0027] A fixed body, the fixed body is connected to the movable claw through the connecting piece, and the side of the fixed body facing away from the movable claw is connected to the blocking portion;

[0028] A fixing buckle is connected to the fixing body to form the fixing bayonet.

[0029] As a further improved technical solution, in the wheel blocking device, the fixed claw comprises:

[0030] A movable body connected to the fixed body through the connecting piece;

[0031] An active buckle is connected to the active body to form the active bayonet.

[0032] The technical solution adopted by the utility model has the following beneficial effects:

[0033] The wheel blocking device provided by the utility model includes: a fixed claw, a movable claw, a blocking part and a connecting piece; the fixed claw is provided with a fixed bayonet; the movable claw is rotatably arranged on the fixed claw, and the movable claw is provided with a movable bayonet connected to the fixed bayonet; the blocking part is connected to the side of the fixed claw away from the movable claw; the connecting piece is detachably connected to the fixed claw and the movable claw respectively. The fixed claw in the utility model is buckled on the track through the fixed bayonet, and the movable claw is rotated around the connecting piece so that the movable claw reaches the other side of the track, and then the movable claw is clamped on the other side of the track through the movable bayonet, and at the same time, the wheel is pressed against the wheel by the blocking part, so that the wheel can be limited. The wheel blocking device in the embodiment of the utility model is simple to manufacture and install, easy to operate, and has a good car blocking effect. It can greatly reduce the damage caused by the movement of the crane during the maintenance of the bridge crane, improve the safety environment of the bridge crane maintenance operation, and has high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 A schematic structural diagram of a wheel blocking device provided by the utility model;

[0035] Figure 2 A schematic diagram of a wheel blocking device provided by the utility model in use;

[0036] Figure 3 The present invention is a schematic diagram of the side structure of a wheel blocking device provided by the present invention.

[0037] Figure numerals: 100, fixed claw; 200, movable claw; 300, blocking part; 400, connecting piece; 10, wheel; 20, track; 110, fixed bayonet; 210, movable bayonet; 500, positioning piece; 310, connecting plate; 320, blocking plate; 410, connecting bolt; 420, fixing nut; 600, handle; 700, connecting chain; 510, ring; 101, fixed body; 102, fixed buckle; 201, movable body; 202, movable buckle. DETAILED DESCRIPTION

[0038] In order to make the purpose, technical solution and effect of the utility model clearer and more specific, the utility model is further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0039] It should be noted that when a component is referred to as being "fixed to" or "disposed on" another component, it can be directly on the other component or indirectly on the other component. When a component is referred to as being "connected to" another component, it can be directly connected to the other component or indirectly connected to the other component.

[0040] It should also be noted that the same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0041] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0042] In the prior art, sleepers are usually used to limit the wheels of bridge cranes. On the one hand, since the sleepers cannot be effectively fixed on the track, they may fall during use. After the sleepers fall, the wheels lose their limit and the bridge crane may move, causing injuries to maintenance personnel. On the other hand, the sleepers are not hard enough and may be crushed by the wheels. After the sleepers are broken, the wheels lose their limit and the bridge crane moves, causing injuries to maintenance personnel.

[0043] Based on this, the present application hopes to provide a solution that can solve the above-mentioned technical problems, the details of which will be described in the subsequent embodiments.

[0044] The utility model discloses a wheel blocking device, please refer to Figure 1 and Figure 2 , Figure 1 A schematic structural diagram of a wheel blocking device provided by the utility model; Figure 2 The diagram is a schematic diagram of a wheel blocking device provided by the utility model in use. The wheel blocking device disclosed by the utility model can be used to limit the position of a wheel, for example, the position of a wheel of a bridge crane (hereinafter referred to as an example). Among them, the wheel blocking device specifically includes: a fixed claw 100, a movable claw 200, a blocking part 300 and a connecting piece 400; the fixed claw 100 is provided with a fixed bayonet 110; the movable claw 200 is rotatably arranged on the fixed claw 100, and the movable claw 200 is provided with a movable bayonet 210 connected with the fixed bayonet 110; the shapes of the fixed bayonet 110 and the movable bayonet 210 are adapted to the shape of the track, so that the fixed claw 100 and the movable claw 200 are fixed to the track (for example, the track on which the wheel of a bridge crane runs), the blocking part 300 is connected to the side of the fixed claw 100 away from the movable claw 200, and the blocking part 300 is mainly used to block the wheel; the connecting piece 400 is detachably connected to the fixed claw 100 and the movable claw 200 respectively. The movable claw 200 is rotatably connected to the fixed claw 100 via the connecting piece 400 , and the fixed claw 100 is fixedly connected to the blocking portion 300 (eg, welded).

[0045] In one embodiment of the present invention, because the main function is to block the wheel, the material of the fixed claw 100, the movable claw 200 and the blocking portion 300 can be steel, which has good mechanical properties. Optionally, the material of the fixed claw 100, the movable claw 200 and the blocking portion 300 is ordinary carbon structural steel (such as grade Q235). Of course, in actual use, the material of the fixed claw 100, the movable claw 200 and the blocking portion 300 can also be changed according to actual needs, and the present invention does not limit this.

[0046] The working principle of the wheel blocking device provided in this embodiment is as follows:

[0047] See also Figure 2 When the wheel 10 needs to be limited, the fixed claw 100 is buckled on the track 20 through the fixed bayonet 110, and then the movable claw 200 is rotated around the connecting piece 400 so that the movable claw 200 reaches the other side of the track 20, and then the movable claw 200 is clamped on the other side of the track 20 through the movable bayonet 210, and at the same time, the wheel 10 is pressed against the blocking part 300, so that the wheel 10 can be limited.

[0048] The beneficial effects of the wheel 10 blocking device provided in this embodiment are at least:

[0049] The wheel 10 car-blocking device in this embodiment is simple to manufacture and install, and is easy to operate. It has a good car-blocking effect and can greatly reduce the damage caused by the movement of the crane during the maintenance of the bridge crane, improve the safety environment of the bridge crane maintenance operation, and greatly reduce the safety risks.

[0050] For further solutions, please refer to Figure 1 The wheel 10 blocking device also includes: a positioning member 500, one end of which is located on the side of the movable claw 200, and the other end of the positioning member 500 passes through the movable claw 200 and the fixed claw 100, and is located on the side of the fixed claw 100 away from the movable claw 200.

[0051] On the basis of the above embodiment, when the fixed claw 100 is buckled on the track 20 through the fixed bayonet 110, the movable claw 200 is then rotated around the connecting piece 400 so that the movable claw 200 reaches the other side of the track 20. After the movable claw 200 is clamped on the other side of the track 20 through the movable bayonet 210, the positioning piece 500 is passed through the movable claw 200 and the fixed claw 100 to form a good positioning between the movable claw 200 and the fixed claw 100, thereby ensuring that the movable claw 200 and the fixed claw 100 will not loosen when blocking the wheel 10, thereby achieving a better wheel 10 blocking effect.

[0052] Optionally, the material of the positioning member 500 is round steel. In actual use, the positioning member 500 is a positioning pin or a positioning column. Of course, other positioning members 500 can also be used in actual use.

[0053] For further solutions, please refer to Figure 1The blocking part 300 includes: a connecting plate 310 and a blocking plate 320, wherein the connecting plate 310 is connected to the side of the fixed claw 100 away from the movable claw 200; one end of the blocking plate 320 is connected to the end of the connecting plate 310 away from the fixed claw 100, and the other end of the blocking plate 320 is connected to the top of the fixed claw 100. Specifically, the blocking part 300 is in a triangular shape as a whole, the connecting plate 310 is in a straight plate shape, and the blocking plate 320 is in an arc shape; therefore, in actual use, the connecting plate 310 can be well fitted with the working surface of the track 20, and the blocking plate 320 can be well fitted with the outer contour of the wheel 10 to well hinder the movement of the wheel 10.

[0054] In one embodiment of the present invention, please refer to Figure 3 , Figure 3 The side structure diagram of a wheel blocking device provided by the utility model. The connecting member 400 includes a connecting bolt 410 and a fixing nut 420; the movable claw 200 is provided with a first connecting hole, and the fixed claw 100 is provided with a second connecting hole. The connecting bolt 410 passes through the first connecting hole and the second connecting hole in sequence and is connected to the fixing nut 420. The connecting bolt 410 and the fixing nut 420 can better fix the relative position of the fixed claw 100 and the movable claw 200 to ensure reliability during operation.

[0055] In one embodiment of the present invention, please continue to refer to Figure 1 The movable claw 200 is provided with a first positioning hole, and the fixed claw 100 is provided with a second positioning hole, and the positions of the first positioning hole and the second positioning hole correspond to each other; one end of the positioning member 500 is located on the side of the movable claw 200, and the other end of the positioning member 500 passes through the first positioning hole and the second positioning hole in sequence, and is located on the side of the fixed claw 100 away from the movable claw 200.

[0056] On the basis of the above embodiment, when the fixed claw 100 is buckled on the track 20 through the fixed bayonet 110, the movable claw 200 is then rotated around the connecting member 400 so that the movable claw 200 reaches the other side of the track 20, and then the movable claw 200 is clamped on the other side of the track 20 through the movable bayonet 210, one end of the positioning member 500 is placed on the side of the movable claw 200, and the other end of the positioning member 500 passes through the first positioning hole and the second positioning hole in turn, and is located on the side of the fixed claw 100 away from the movable claw 200, so that a good positioning is formed between the movable claw 200 and the fixed claw 100, and the relative position between the fixed claw 100 and the movable claw 200 is adjusted by the combination of the positioning member 500 and the connecting member 400.

[0057] In some embodiments, please refer to Figure 1 The wheel 10 blocking device also includes: a handle 600 and a connecting chain 700; wherein, the handle 600 is arranged on the top of the fixed claw 100, and can be made of the same material as the fixed claw 100, or can be connected to the fixed claw 100 by welding, one end of the connecting chain 700 is connected to the handle 600, and the other end of the connecting chain 700 is connected to one end of the positioning member 500.

[0058] When in use, the handle 600 can lift the entire wheel 10 to facilitate carrying. The connecting chain 700 mainly serves to connect with the positioning member 500 and also serves to prevent loss. A ring 510 is welded on one end of the positioning member 500, and the positioning member 500 is connected to the connecting chain 700 through the ring 510.

[0059] For further solutions, please refer to Figure 1 The fixed claw 100 includes: a fixed body 101 and a fixed buckle 102, the fixed body 101 is connected to the movable claw 200 through the connecting piece 400, and the side of the fixed body 101 away from the movable claw 200 is connected to the blocking portion 300; the fixed buckle 102 is connected to the fixed body 101 and forms the fixed bayonet 110; the movable claw 200 includes: a movable body 201 and a movable buckle 202, the movable body 201 is connected to the fixed body 101 through the connecting piece 400; the movable buckle 202 is connected to the movable body 201 and forms the movable bayonet 210.

[0060] In a specific embodiment, the fixed buckle 102 and the movable buckle 202 are arranged opposite to each other, and both the fixed buckle 102 and the movable buckle 202 are L-shaped, so that they can be better engaged and fixed with the track 20.

[0061] The working process of the above-mentioned wheel 10 blocking device is described in detail below in combination with specific usage scenarios:

[0062] When it is necessary to limit the wheel 10 of the bridge crane, the fixed claw 100 is buckled on the track 20 through the fixed bayonet 110, and then the movable claw 200 is rotated around the connecting piece 400 to make the movable claw 200 reach the other side of the track 20. After the movable claw 200 is clamped on the other side of the track 20 through the movable bayonet 210, one end of the positioning member 500 is placed on the side of the movable claw 200, and the other end of the positioning member 500 passes through the first positioning hole and the second positioning hole in turn, and is located on the side of the fixed claw 100 away from the movable claw 200, so that a good positioning is formed between the movable claw 200 and the fixed claw 100.

[0063] In summary, the utility model provides a wheel blocking device, which includes: a fixed claw, a movable claw, a blocking part and a connecting piece; the fixed claw is provided with a fixed bayonet; the movable claw is rotatably arranged on the fixed claw, and the movable claw is provided with a movable bayonet connected to the fixed bayonet; the blocking part is connected to the side of the fixed claw away from the movable claw; the connecting piece is detachably connected to the fixed claw and the movable claw respectively. The fixed claw in the utility model is buckled on the track through the fixed bayonet, and the movable claw is rotated around the connecting piece so that the movable claw reaches the other side of the track, and then the movable claw is clamped on the other side of the track through the movable bayonet, and at the same time, the wheel is pressed against the wheel by the blocking part, so that the wheel can be limited. The wheel blocking device in the embodiment of the utility model is simple to manufacture and install, easy to operate, and has a good car blocking effect. It can greatly reduce the damage caused by the movement of the crane during the maintenance of the bridge crane, improve the safety environment of the bridge crane maintenance operation, and greatly reduce the safety risk.

[0064] Those skilled in the art will readily come up with other embodiments of the present invention after considering the specification and practicing the solutions disclosed herein. The present invention is intended to cover any variations, uses or adaptations of the present invention, which follow the general principles of the present invention and include common knowledge or customary technical means in the art that are not disclosed in the present disclosure. The specification and examples are to be regarded as exemplary only, and the true scope and spirit of the present invention are indicated by the claims.

Claims

1. A wheel blocking device, characterized in that: include: A fixed jaw, wherein the fixed jaw is provided with a fixed bayonet; A movable claw, the movable claw is rotatably arranged on the fixed claw, and the movable claw is provided with a movable bayonet connected to the fixed bayonet; a blocking portion, the blocking portion being connected to a side of the fixed claw facing away from the movable claw; A connecting piece is detachably connected to the fixed claw and the movable claw respectively.

2. The wheel blocking device according to claim 1, characterized in that: The wheel blocking device also includes: A positioning piece, one end of which is located on the side of the movable claw, and the other end of which passes through the movable claw and the fixed claw and is located on the side of the fixed claw away from the movable claw.

3. The wheel blocking device according to claim 1, characterized in that: The blocking portion comprises: A connecting plate connected to a side of the fixed claw facing away from the movable claw; A blocking plate, one end of which is connected to the end of the connecting plate away from the fixing claw, and the other end of which is connected to the top of the fixing claw.

4. The wheel blocking device according to claim 1, characterized in that: The connecting piece includes a connecting bolt and a fixing nut; The movable claw is provided with a first connecting hole, the fixed claw is provided with a second connecting hole, and the connecting bolt passes through the first connecting hole and the second connecting hole in sequence to be connected with the fixing nut.

5. The wheel blocking device according to claim 2, characterized in that: The movable claw is provided with a first positioning hole, and the fixed claw is provided with a second positioning hole; One end of the positioning member is located on the side of the movable claw, and the other end of the positioning member passes through the first positioning hole and the second positioning hole in sequence and is located on the side of the fixed claw away from the movable claw.

6. The wheel blocking device according to claim 2, characterized in that: The wheel blocking device also includes: A handle, the handle being arranged on the top of the fixed claw; A connecting chain, one end of which is connected to the handle, and the other end of which is connected to one end of the positioning member.

7. The wheel blocking device according to claim 2, characterized in that: The positioning member is a positioning pin.

8. The wheel blocking device according to claim 3, characterized in that: The blocking plate is in an arc shape.

9. The wheel blocking device according to claim 1, characterized in that: The fixed claw comprises: A fixed body, the fixed body is connected to the movable claw through the connecting piece, and the side of the fixed body facing away from the movable claw is connected to the blocking portion; A fixing buckle is connected to the fixing body to form the fixing bayonet.

10. The wheel blocking device according to claim 9, characterized in that: The movable claw comprises: A movable body connected to the fixed body through the connecting piece; An active buckle is connected to the active body to form the active bayonet.

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