CN216512430U - Safety protection structure for automatic frequency conversion of overhead traveling crane - Google Patents
Safety protection structure for automatic frequency conversion of overhead traveling crane Download PDFInfo
- Publication number
- CN216512430U CN216512430U CN202122494125.2U CN202122494125U CN216512430U CN 216512430 U CN216512430 U CN 216512430U CN 202122494125 U CN202122494125 U CN 202122494125U CN 216512430 U CN216512430 U CN 216512430U
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- Prior art keywords
- frame
- frequency conversion
- safety protection
- protection structure
- automatic frequency
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 17
- 238000004804 winding Methods 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a safety protection structure for automatic frequency conversion of a crown block, which relates to the technical field of crown block protection and comprises a mounting base and a support frame fixedly mounted at the upper end of the mounting base, wherein the crown block structure comprises an auxiliary frame and a fixing groove arranged at one side of the auxiliary frame, an electric push rod is mounted on the inner wall of the fixing groove, the other end of the electric push rod is connected with a linkage frame, one side of the linkage frame is provided with a winding roller, the electric push rod pushes the linkage frame to move forwards by using a switch, a sliding block slides stably in a sliding groove until the linkage frame drives the winding roller, a rope body, a connecting block and a hook to move to the other end of the fixing groove, a motor is started to work at the moment, a rotating shaft drives the winding roller to rotate, so that the rope body can be wound out from the winding roller, the hook can be close to the ground so as to hang and lift a heavy object, and then the linkage frame is driven to move backwards by using the electric push rod, the heavy object is positioned at the upper end of the protective frame, and the protective frame can play a role in protection and blocking.
Description
Technical Field
The utility model relates to the technical field of crown block protection, in particular to a safety protection structure for automatic frequency conversion of a crown block.
Background
The overhead traveling crane is very common in fields such as industrial production, maintenance, undertakes the task that this heavy object lifted by crane the transportation operation, can effectual improvement production efficiency, and the in-process that the overhead traveling crane device was using can cooperate with protective structure usually to use.
Current overhead traveling crane protective structure is in the use, because at the overhead traveling crane with the heavy object lift by crane the back, the below of heavy object does not set up the component that blocks the protection, if the heavy object accident drops from the couple, makes operating personnel have the safety hazard easily, and some overhead traveling cranes in the use, and the stabilizing effect is not good, appears empting easily in the use, and the practicality is poor.
Aiming at the problems, the utility model provides a safety protection structure for automatic frequency conversion of a crown block.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a safety protection structure for automatic frequency conversion of a crown block, which is characterized in that a motor is started to work, a rotating shaft is promoted to drive a winding roller to rotate, so that a rope body can be wound out of the winding roller, a hook can be close to the ground, a heavy object can be hung and lifted, after the heavy object is hung on the hook, a linkage frame is driven by an electric push rod to move backwards, the heavy object is positioned at the upper end of a protection frame, when the motor rotates reversely, the rope body can be wound on the winding roller, the heavy object is suspended, meanwhile, a driving motor is started, a screw rod is promoted to rotate, the protection frame can move upwards and is positioned below the heavy object, the protection frame can play a protection and blocking effect, the safety protection structure is safe to use, and the problems in the background technology are solved.
In order to achieve the purpose, the utility model provides the following technical scheme: a safety protection structure for automatic frequency conversion of a crown block comprises an installation base and a support frame fixedly installed at the upper end of the installation base, wherein the upper end of the support frame is provided with a crown block structure, and one side of the support frame is provided with a protection frame;
the overhead traveling crane structure includes auxiliary frame and the fixed slot of setting in auxiliary frame one side, installs electric putter on the inner wall of fixed slot, and electric putter's the other end is connected with the linkage frame, and one side of linkage frame is provided with the wind-up roll, and the surface winding of wind-up roll has the rope body.
Preferably, the lower extreme fixedly connected with connecting block of the rope body, the couple is installed to the lower extreme of connecting block.
Preferably, the lower end of the mounting base is uniformly provided with conical guide pillars, two sides of the mounting base are respectively arranged on the mounting blocks, and the surface of each mounting block is provided with a threaded hole.
Preferably, the inner wall of the support frame is provided with a side groove, the inner side of the side groove is provided with a screw rod, and the screw rod is externally connected with the output end of the driving motor.
Preferably, the inner wall of the top of the fixing groove is provided with a sliding groove.
Preferably, one side of linkage frame is equipped with spout assorted slider, and the inside of linkage frame is provided with the motor, and one side of linkage frame is run through to the output of motor to be connected with the pivot, and the other end and the wind-up roll of pivot are connected.
Preferably, both sides of the protection frame are respectively provided with a thread block, and the thread blocks are in thread fit connection with the screw rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the safety protection structure for the automatic frequency conversion of the overhead travelling crane, the conical guide pillars are uniformly arranged at the lower end of the mounting base, the two sides of the mounting base are respectively arranged on the mounting blocks, the surfaces of the mounting blocks are provided with the threaded holes, when the safety protection structure is used, an operator inserts the conical guide pillars at the lower end of the mounting base into the ground, the mounting blocks are in contact with the ground, and the mounting base can be stably mounted on the ground through the matching of the threaded holes and the bolts, so that the overall stability is improved, and the safety protection structure is prevented from toppling over.
2. The utility model provides a safety protection structure for automatic frequency conversion of a crown block, wherein an electric push rod is arranged on the inner wall of a fixed groove, the other end of the electric push rod is connected with a linkage frame, one side of the linkage frame is provided with a winding roller, after an installation base is fixedly installed, the electric push rod is pushed by a switch to move forwards, at the moment, a sliding block stably slides in a sliding groove until the linkage frame drives the winding roller, a rope body, a connecting block and a hook to move to the other end of the fixed groove, at the moment, a motor is started to work, a rotating shaft drives the winding roller to rotate, so that the rope body can be wound out of the winding roller, the hook can be close to the ground so as to hang and lift a heavy object, after the heavy object is hung on the hook, the electric push rod drives the linkage frame to move backwards, so that the heavy object is positioned at the upper end of a protection frame, when the motor rotates reversely, the rope body can be wound on the winding roller, the weight is suspended, the driving motor is started simultaneously, the lead screw is driven to rotate, the protection frame can move upwards and is located below the weight, the protection frame can play a role in protection and blocking, and the use is safe.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the crown block structure of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a bottom view of the mounting base structure of the present invention;
FIG. 5 is a schematic view of a linkage frame structure according to the present invention.
In the figure: 1. installing a base; 11. a tapered guide post; 12. mounting blocks; 13. a threaded hole; 2. a support frame; 21. a side groove; 22. a screw rod; 3. a crown block structure; 31. an auxiliary frame; 32. fixing grooves; 321. a chute; 33. an electric push rod; 34. a linkage frame; 341. a slider; 342. a motor; 343. a rotating shaft; 35. a wind-up roll; 36. a rope body; 37. connecting blocks; 38. hooking; 4. a protective frame; 41. a thread block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to solve the technical problems that some crown blocks are poor in stabilizing effect, prone to toppling and poor in practicability in the using process, as shown in fig. 1 and 4, the following preferable technical solutions are provided:
the utility model provides a safety protection structure is used in automatic frequency conversion of overhead traveling crane, includes installation base 1 and fixed mounting at the support frame 2 of installation base 1 upper end, and overhead traveling crane structure 3 is installed to the upper end of support frame 2, and one side of support frame 2 is provided with protection frame 4.
The lower end of the mounting base 1 is uniformly provided with conical guide pillars 11, two sides of the mounting base 1 are respectively arranged on mounting blocks 12, and the surface of each mounting block 12 is provided with a threaded hole 13.
Specifically, when using, operating personnel inserts the toper guide pillar 11 of installation base 1 lower extreme into ground, and installation piece 12 and ground contact to through the cooperation of screw hole 13 with the bolt, can make the installation that installation base 1 is comparatively firm subaerial, improved holistic stability, avoid empting.
In order to solve the technical problem that the operator is easy to have safety risk if the heavy object accidentally drops from the hook 38 because no blocking and protecting member is arranged below the heavy object after the overhead travelling crane lifts the heavy object, as shown in fig. 1, 2, 3 and 5, the following preferred technical solutions are provided:
the crown block structure 3 comprises an auxiliary frame 31 and a fixing groove 32 arranged on one side of the auxiliary frame 31, an electric push rod 33 is installed on the inner wall of the fixing groove 32, the other end of the electric push rod 33 is connected with a linkage frame 34, a winding roller 35 is arranged on one side of the linkage frame 34, and a rope body 36 is wound on the surface of the winding roller 35.
The lower extreme fixedly connected with connecting block 37 of rope 36, the couple 38 is installed to the lower extreme of connecting block 37.
The top inner wall of the fixing groove 32 is provided with a sliding groove 321.
One side of linkage frame 34 is equipped with slider 341 with spout 321 assorted, and the inside of linkage frame 34 is provided with motor 342, and one side of linkage frame 34 is run through to the output of motor 342 to be connected with pivot 343, and the other end and the wind-up roll 35 of pivot 343 are connected.
A side groove 21 is formed in the inner wall of the support frame 2, a screw rod 22 is arranged on the inner side of the side groove 21, and the screw rod 22 is externally connected with the output end of a driving motor.
Two sides of the protection frame 4 are respectively provided with a thread block 41, and the thread blocks 41 are in thread fit connection with the screw rod 22.
Specifically, after the mounting base 1 is fixedly mounted, the electric push rod 33 pushes the linkage frame 34 to move forward by using the switch, at this time, the sliding block 341 slides smoothly in the sliding groove 321 until the linkage frame 34 drives the winding roller 35, the rope 36, the connecting block 37 and the hook 38 to move to the other end of the fixing groove 32, at this time, the motor 342 is started to work, the rotating shaft 343 drives the winding roller 35 to rotate, so that the rope 36 can be wound out from the winding roller 35, the hook 38 can be close to the ground, so as to hang and lift the heavy object, after the heavy object is hung on the hook 38, the electric push rod 33 drives the linkage frame 34 to move backward, so that the heavy object is positioned at the upper end of the protection frame 4, when the motor 342 rotates reversely, the rope 36 can be wound on the winding roller 35, so that the heavy object is suspended, and at the same time, the driving motor is started, so that the screw rod 22 is driven to rotate, so that the protection frame 4 can move upward, and is arranged below the heavy object, the protective frame 4 can play a role in protection and blocking, and the use is safe.
The working principle is as follows: when the device is used, an operator inserts the conical guide post 11 at the lower end of the mounting base 1 into the ground, the mounting block 12 contacts with the ground, and the mounting base 1 can be stably mounted on the ground through the matching of the threaded hole 13 and the bolt, after the mounting base 1 is fixedly mounted, the electric push rod 33 pushes the linkage frame 34 to move forward by using the switch, the sliding block 341 slides smoothly in the sliding groove 321 until the linkage frame 34 drives the winding roller 35, the rope 36, the connecting block 37 and the hook 38 to move to the other end of the fixing groove 32, the motor 342 is started to work at the moment, the rotating shaft 343 drives the winding roller 35 to rotate, so that the rope 36 can be wound out from the winding roller 35, the hook 38 can be close to the ground, the heavy object can be suspended and lifted, after the heavy object is hung on the hook 38, the electric push rod 33 drives the linkage frame 34 to move backward, so that the heavy object is positioned at the upper end of the protection frame 4, when the motor 342 rotates reversely, the rope 36 can be wound on the winding roller 35, so that the weight is suspended, and the driving motor is started to drive the lead screw 22 to rotate, so that the protection frame 4 can move upwards and be positioned below the weight to block.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (7)
1. The utility model provides an automatic for frequency conversion safety protection structure of overhead traveling crane, includes installation base (1) and support frame (2) of fixed mounting in installation base (1) upper end, its characterized in that: the upper end of the support frame (2) is provided with a crown block structure (3), and one side of the support frame (2) is provided with a protective frame (4);
the crane structure (3) comprises an auxiliary frame (31) and a fixing groove (32) formed in one side of the auxiliary frame (31), an electric push rod (33) is installed on the inner wall of the fixing groove (32), the other end of the electric push rod (33) is connected with a linkage frame (34), a winding roller (35) is arranged on one side of the linkage frame (34), and a rope body (36) is wound on the surface of the winding roller (35).
2. The safety protection structure for the automatic frequency conversion of the crown block according to claim 1, characterized in that: the lower extreme fixedly connected with connecting block (37) of rope body (36), couple (38) are installed to the lower extreme of connecting block (37).
3. The safety protection structure for automatic frequency conversion of overhead travelling crane according to claim 1, characterized in that: the lower end of the mounting base (1) is uniformly provided with conical guide pillars (11), two sides of the mounting base (1) are respectively arranged on a mounting block (12), and the surface of the mounting block (12) is provided with a threaded hole (13).
4. The safety protection structure for the automatic frequency conversion of the crown block according to claim 1, characterized in that: a side groove (21) is formed in the inner wall of the support frame (2), a screw rod (22) is arranged on the inner side of the side groove (21), and the screw rod (22) is externally connected with the output end of a driving motor.
5. The safety protection structure for the automatic frequency conversion of the crown block according to claim 1, characterized in that: the top inner wall of the fixing groove (32) is provided with a sliding groove (321).
6. The safety protection structure for the automatic frequency conversion of the crown block according to claim 5, characterized in that: one side of linkage frame (34) is equipped with slider (341) with spout (321) assorted, and the inside of linkage frame (34) is provided with motor (342), and one side of linkage frame (34) is run through to the output of motor (342) to be connected with pivot (343), and the other end and wind-up roll (35) of pivot (343).
7. The safety protection structure for the automatic frequency conversion of the crown block according to claim 4, is characterized in that: the two sides of the protection frame (4) are respectively provided with a thread block (41), and the thread blocks (41) are in thread fit connection with the screw rod (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122494125.2U CN216512430U (en) | 2021-10-15 | 2021-10-15 | Safety protection structure for automatic frequency conversion of overhead traveling crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122494125.2U CN216512430U (en) | 2021-10-15 | 2021-10-15 | Safety protection structure for automatic frequency conversion of overhead traveling crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216512430U true CN216512430U (en) | 2022-05-13 |
Family
ID=81523716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122494125.2U Expired - Fee Related CN216512430U (en) | 2021-10-15 | 2021-10-15 | Safety protection structure for automatic frequency conversion of overhead traveling crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216512430U (en) |
-
2021
- 2021-10-15 CN CN202122494125.2U patent/CN216512430U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |