Overhead crane maintenance device

Abstract

The utility model relates to the technical field of crown block maintenance, and discloses a crown block maintenance device which comprises a machine body, a lifting mechanism, a bearing piece and a crown block power source. The lifting mechanism is connected to the machine body; the bearing part is used for bearing a crown block, and the lifting mechanism is connected with the bearing part and can drive the bearing part to ascend or descend; the crown block power supply is connected to the bearing part; the crown block maintenance device provided by the utility model can realize the movement of the crown block between the ground and the preset height through the lifting mechanism and the bearing piece, so that the movement of the crown block between the ground and the preset height can be completed by a single person, the maintenance cost is reduced, and the maintenance efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of overhead crane maintenance, in particular to an overhead crane maintenance device. Background Art

[0002] There are more than a thousand overhead cranes on the circuit board production line. Various faults are inevitable in the daily production movement of the overhead cranes, and they need to be taken offline for maintenance. During the maintenance process, the overhead cranes need to have a certain maintenance distance from the ground to simulate the posture of the overhead cranes on the production line for maintenance. Since the weight of the overhead cranes is more than 100 kilograms, it is difficult for one person to lift the overhead crane. Therefore, currently two staff members have to lift the overhead crane to a maintenance platform at a specified height so that the overhead crane can have a certain maintenance distance from the ground. One person cannot complete the movement of the overhead crane between the ground and the preset height, which not only increases the maintenance cost but also reduces the maintenance efficiency. Utility Model Content

[0003] Aiming to solve at least one of the technical problems existing in the prior art, the utility model provides an overhead crane maintenance device, which can reduce maintenance costs and improve maintenance efficiency.

[0004] In order to achieve the above-mentioned purpose, the utility model provides an overhead crane maintenance device, comprising a machine body, a lifting mechanism, a bearing member and an overhead crane power supply; the lifting mechanism is connected to the machine body; the bearing member is used to bear the overhead crane, the lifting mechanism is connected to the bearing member and can drive the bearing member to rise or fall; the overhead crane power supply is connected to the bearing member.

[0005] In some embodiments, the supporting member includes a bottom plate and a side plate, the bottom plate is connected to the lower end of the side plate and is used to support the overhead travelling vehicle, and the overhead travelling vehicle power supply is connected to the side plate.

[0006] In some embodiments, the overhead travelling crane power supply includes a first conductive member and a second conductive member, wherein the first conductive member is connected to the side plate, and the second conductive member is connected to the side plate and is located below the first conductive member.

[0007] In some embodiments, a current display screen is installed on the machine body, and the current display screen is electrically connected to the overhead traveling vehicle power supply.

[0008] In some embodiments, a voltage display screen is installed on the machine body, and the voltage display screen is electrically connected to the overhead traveling vehicle power supply.

[0009] In some embodiments, the overhead travelling crane maintenance device further comprises a height sensor, wherein the height sensor is connected to the machine body and is located above the bearing member.

[0010] In some embodiments, the overhead travelling crane maintenance device further includes an address code sensor, and the address code sensor is connected to the bearing member.

[0011] In some embodiments, the overhead travelling crane maintenance device further comprises a locking member, wherein the locking member is connected to the supporting member and is used to lock the overhead travelling crane on the supporting member.

[0012] Compared with the prior art, the overhead crane maintenance device provided by the embodiment of the utility model has the following beneficial effects: the supporting member can be driven to descend to the ground by the lifting mechanism, and then the overhead crane is moved from the ground to the supporting member, and then the supporting member is driven to rise to a preset height by the lifting mechanism, so that the overhead crane has a certain maintenance distance from the ground to simulate the posture of the overhead crane on the production line; at the same time, the overhead crane can be powered by the overhead crane power supply to put the overhead crane into a working state, and whether the overhead crane is normal in the working state can be observed, so as to perform corresponding maintenance; therefore, the overhead crane maintenance device provided by the utility model can realize the movement of the overhead crane between the ground and the preset height through the lifting mechanism and the supporting member, so that a single person can complete the movement of the overhead crane between the ground and the preset height, which helps to reduce maintenance costs and improve maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of an overhead crane maintenance device provided by an embodiment of the utility model;

[0014] Figure 2 The utility model is provided in the embodiment of the present invention.

[0015] In the figure, 1. Overhead crane maintenance device;

[0016] 11. Machine body; 111. Current display screen; 112. Voltage display screen; 113. Up button; 114. Down button; 115. Emergency stop button; 116. Main switch; 117. Power switch;

[0017] 12. Lifting mechanism;

[0018] 13. bearing member; 131. bottom plate; 132. side plate;

[0019] 14. Overhead crane power supply; 141. First conductive member; 142. Second conductive member;

[0020] 15. Height sensor;

[0021] 16. Address code sensor;

[0022] 17. Locking piece;

[0023] 2. Overhead crane; 21. First carbon brush; 22. Second carbon brush; 23. Address code; 24. Locking piece; 25. Support wheel. DETAILED DESCRIPTION

[0024] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0026] 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 the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0029] like Figure 1-2As shown, a preferred embodiment of the present utility model is a crane maintenance device 1, comprising a body 11, a lifting mechanism 12, a bearing member 13 and a crane power supply 14. The lifting mechanism 12 is connected to the body 11; the bearing member 13 is used to carry the crane, the lifting mechanism 12 and the bearing member 13 are connected and can drive the bearing member 13 to rise or fall; the crane power supply 14 is connected to the bearing member 13.

[0030] Based on this technical solution, the lifting mechanism 12 can be used to drive the supporting member 13 to descend to the ground, and then the overhead crane can be moved from the ground to the supporting member 13, and then the lifting mechanism 12 can be used to drive the supporting member 13 to rise to a preset height, so that the overhead crane has a certain maintenance distance from the ground to simulate the posture of the overhead crane on the production line for maintenance; at the same time, the overhead crane can be powered by the overhead crane power supply 14 to put the overhead crane into a working state, and observe whether the overhead crane is normal in the working state, so as to perform corresponding maintenance; therefore, the overhead crane maintenance device 1 provided by the utility model can realize the movement of the overhead crane between the ground and the preset height through the lifting mechanism 12 and the supporting member 13, so that a single person can complete the movement of the overhead crane between the ground and the preset height, which helps to reduce maintenance costs and improve maintenance efficiency.

[0031] In this embodiment, the lifting mechanism 12 is a guide rail type lifting mechanism, which includes a guide rail assembly and a driving member (not shown). The guide rail assembly includes a first guide rail 121 and a second guide rail 122. The first guide rail 121 and the support member 13 are movably connected. The second guide rail 122 is connected to the support member 13 and is located at the movably connected position of the first guide rail 121. The driving member is connected to the support member 13 and can drive the support member 13 to move along the guide rail assembly to drive the support member 13 to be lifted and lowered.

[0032] In some other embodiments, any lifting mechanism 12 that can drive the carrier 13 to rise or fall, such as a hydraulic lifting mechanism 12 and a screw lifting mechanism 12, may also be used, and is not limited here.

[0033] The bearing member 13 includes a bottom plate 131 and a side plate 132 . The bottom plate 131 is connected to the lower end of the side plate 132 and is used to bear the overhead travelling vehicle. The lifting mechanism 12 is connected to the side plate 132 . The overhead travelling vehicle power supply 14 is connected to the side plate 132 .

[0034] A first carbon brush 21 and a second carbon brush 22 are installed on the overhead travelling crane 2 . The first carbon brush 21 is located above the second carbon brush 22 .

[0035] The overhead travelling crane power supply 14 includes a first conductive member 141 and a second conductive member 142, wherein the first conductive member 141 is connected to the side plate 132, and the second conductive member 142 is connected to the side plate 132 and is located below the first conductive member 141. The first conductive member 141 and the second conductive member 142 are used and arranged on the side plate 132, so as to be able to contact and conduct with the first carbon brush 21 and the second carbon brush 22 on the overhead travelling crane respectively, so that after the worker pushes the overhead travelling crane onto the bottom plate 131, the first conductive member 141 and the second conductive member 142 can contact the first carbon brush 21 and the second carbon brush 22 respectively and realize the connection between the overhead travelling crane power supply 14 and the overhead travelling crane, without the need for the worker to perform additional wiring operations, which helps to reduce the workload of the worker.

[0036] In this embodiment, the first conductive member 141 is the incoming line segment of the overhead crane power supply 14, and the second conductive member 142 is the outgoing line segment of the overhead crane power supply 14. The overhead crane power supply 14 is electrically connected to the rectifier inside the overhead crane 2 through the first conductive member 141, the second conductive member 142, the first carbon brush 21 and the second carbon brush 22.

[0037] In some other implementations, the first conductive member 141 may be an outgoing line segment of the overhead crane power supply 14 , and the second conductive member 142 may be an incoming line segment of the overhead crane power supply 14 , which is not limited here.

[0038] A current display screen 111 is installed on the body 11, and the current display screen 111 is electrically connected to the overhead crane power supply 14. The current display screen 111 can display the real-time current of the overhead crane during the power-on maintenance process, so that the staff can judge whether the current of the overhead crane power-on state is normal.

[0039] It is understood that “electrical connection” refers to the realization of current transfer and circuit connectivity through conductive materials or components in electronic equipment, systems or circuits.

[0040] A voltage display screen 112 is installed on the body 11, and the voltage display screen 112 is electrically connected to the overhead crane power supply 14. The voltage display screen 112 can display the real-time current of the overhead crane during the power-on maintenance process, so that the staff can judge whether the voltage of the overhead crane is normal.

[0041] The machine body 11 is provided with an ascending button 113 and a descending button 114, which are both electrically connected to the lifting mechanism 12. The staff can control the ascending and descending of the lifting mechanism 12 through the ascending and descending buttons 113 and 114, and further control the ascending and descending of the carrier 13.

[0042] An emergency stop button 115 is installed on the machine body 11, and the lifting mechanism 12 is electrically connected to the emergency stop button 115. The emergency stop button 115 is used to quickly stop the movement of the lifting mechanism 12 in the event of failure of the rising button 113 and the descending button 114 or other emergency situations.

[0043] A main switch 116 is installed on the machine body 11 , and the lifting mechanism 12 and the overhead travelling crane power supply 14 are both electrically connected to the main switch 116 ; the main switch 116 is used to control the total current switch of the overhead travelling crane maintenance device 1 .

[0044] A power switch 117 is installed on the machine body 11, and the power switch 117 is electrically connected to the overhead travelling vehicle power supply 14. The power switch 117 is used to control the power on and off of the overhead travelling vehicle power supply 14.

[0045] The overhead travelling crane maintenance device 1 provided in the embodiment of the utility model further comprises a height sensor 15, which is connected to the body 11 and is located above the bearing member 13. The height sensor 15 can sense the height change of the bearing member 13 in real time, and once the bearing member 13 is lifted to a predetermined position, it will send a signal to the controller so that the controller can stop the lifting of the bearing member 13; therefore, the use of the height sensor 15 helps to realize the accurate movement of the overhead travelling crane between the ground and the preset height.

[0046] The overhead crane 2 is provided with an address code 23 .

[0047] The overhead crane maintenance device 1 provided in the embodiment of the utility model further comprises an address code sensor 16, and the address code sensor 16 is connected to the carrier 13. The signal given by the address code sensor 16 is used to simulate the overhead crane 2 at various positions of the production line, so that the overhead crane 2 can simulate the working state of various positions on the production line on the overhead crane maintenance device 1, and then the staff can observe whether the corresponding working state of the overhead crane at various positions is normal, so that the staff can quickly find the fault point of the overhead crane and perform corresponding maintenance.

[0048] Specifically, in this embodiment, the address code sensor 16 is connected to one end of the side plate 132 close to the bottom plate 131 .

[0049] Optionally, the address code sensor 16 can be any device such as a displacement sensor, a height sensor, a proximity sensor, a photoelectric sensor, and a motion sensor that can cooperate with the address code 23 of the overhead crane 2 and can simulate the function of the overhead crane 2 at various positions of the production line, and is not limited here.

[0050] It also includes a locking member 17, which is connected to the bearing member 13 and is used to lock the overhead travelling vehicle on the bearing member 13. The locking member 17 can prevent the overhead travelling vehicle from being separated from the bearing member 13 during the lifting process, thereby improving safety.

[0051] Specifically, in this embodiment, the locking member 17 is connected to the side plate 132 and is located above the first conductive member 141 .

[0052] A locking member 24 is installed on the crown block 2, and the crown block 2 is locked by the locking member 24 and the locking member 17. The locking member 17 and the locking member 24 are both prior arts and will not be described in detail herein.

[0053] A support wheel 25 is installed at the bottom of the overhead crane 2. The staff can push the overhead crane 2 onto the bottom plate 131 through the support wheel 25.

[0054] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A crane maintenance device, characterized in that: include: Body; A lifting mechanism connected to the machine body; A bearing member, the bearing member is used to bear the overhead travelling crane, the lifting mechanism is connected to the bearing member and can drive the bearing member to rise or fall; A crane power supply is connected to the bearing member.

2. The overhead crane maintenance device according to claim 1, characterized in that: The bearing member comprises a bottom plate and a side plate, wherein the bottom plate is connected to the lower end of the side plate and is used to bear the overhead travelling vehicle, and the overhead travelling vehicle power supply is connected to the side plate.

3. The overhead crane maintenance device according to claim 2, characterized in that: The overhead travelling crane power supply comprises a first conductive member and a second conductive member, wherein the first conductive member is connected to the side plate, and the second conductive member is connected to the side plate and is located below the first conductive member.

4. The overhead crane maintenance device according to claim 1, characterized in that: A current display screen is installed on the machine body, and the current display screen is electrically connected to the overhead travelling crane power supply.

5. The overhead crane maintenance device according to claim 1, characterized in that: A voltage display screen is installed on the machine body, and the voltage display screen is electrically connected to the overhead travelling vehicle power supply.

6. The overhead crane maintenance device according to claim 1, characterized in that: It also includes a height sensor, which is connected to the machine body and located above the bearing member.

7. The overhead crane maintenance device according to claim 1, characterized in that: It also includes an address code sensor, which is connected to the carrier.

8. The overhead crane maintenance device according to claim 1, characterized in that: It also includes a locking member, which is connected to the supporting member and is used to lock the overhead travelling carriage on the supporting member.

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