CN220886678U - Special load device for load test of hoisting machinery - Google Patents
Special load device for load test of hoisting machinery Download PDFInfo
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- CN220886678U CN220886678U CN202322709681.6U CN202322709681U CN220886678U CN 220886678 U CN220886678 U CN 220886678U CN 202322709681 U CN202322709681 U CN 202322709681U CN 220886678 U CN220886678 U CN 220886678U
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- 238000012360 testing method Methods 0.000 title claims abstract description 30
- 239000000725 suspension Substances 0.000 claims abstract description 13
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of load tests, in particular to a special load device for a load test of hoisting machinery, which comprises a suspension arm lifting rope loading device, wherein a lifting rope is positioned on the upper surface of a suspension arm; the bottom end of the lifting rope is provided with a loading device, the loading device comprises a storage box, the upper surface of the storage box is fixedly connected with the bottom end of the lifting rope, a plurality of balancing weights are inserted into the inner wall of the storage box, the side wall of the storage box is fixedly connected with a supporting frame, the surface of the supporting frame is rotationally connected with a limiting frame, the surfaces of the two storage boxes are provided with two connecting devices, each connecting device comprises two supporting blocks, the side walls of the two supporting blocks are fixedly connected with the side walls of the two storage boxes, and the surfaces of the two supporting blocks are sleeved with frames; can carry out load test to hoisting machinery through setting up containing box and balancing weight, clamping frame and spacing simultaneously can restrict the position of balancing weight in the containing box to the possibility that appears droing when reducing the tradition and using the chain to fix.
Description
Technical Field
The utility model relates to the technical field of load tests, in particular to a special load device for a load test of hoisting machinery.
Background
The load test required in the supervision and inspection of the hoisting machinery is an empty load test, a rated load test, a static load test and a dynamic load test. Since most of the plants for preparing and accepting the hoisting machinery are newly built plants, the load is not easy to prepare on site. Rated load, 1.25 times load and 1.1 times load are prepared according to the test requirements.
With respect to the above and related art, the inventors believe that there are often the following drawbacks: when the hoisting machine is used, a load test is required to be carried out on the hoisting machine, and when the hoisting machine is tested, a special load device is lacked, and when the hoisting machine is actually tested, a chain is generally used for fixing, so that the problem that the balancing weight is unstable and falls off is likely to occur; therefore, a special load device for a load test of a hoisting machine is proposed to solve the above problems.
Disclosure of utility model
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a special load device for a load test of hoisting machinery, which comprises a suspension arm lifting rope load device, wherein the lifting rope is positioned on the upper surface of a suspension arm; the bottom of lifting rope is equipped with load device, load device includes the containing box, the upper surface and the lifting rope bottom fixed connection of containing box, the inner wall of containing box is inserted and is equipped with a plurality of balancing weights, the lateral wall fixedly connected with support frame of containing box, the surface rotation of support frame is connected with the spacing, the spacing is located the lateral wall of balancing weight, when carrying out load test to the hoist, fixes the containing box on the lifting rope, then inserts the balancing weight into the containing box inner wall, and containing box and balancing weight can carry out load test to a certain extent.
Preferably, the lateral wall fixedly connected with handle of balancing weight, the vertical cross-section of handle constitutes "concave" style of calligraphy structure, when removing the balancing weight, pulls the handle and lets the handle drive the balancing weight and remove, and the balancing weight can conveniently be taken to a certain extent by the handle.
Preferably, the lateral wall fixedly connected with two support columns of containing box, two the surface sliding connection of support column has the card frame, the card frame is located the surface of spacing, and the card frame extrudees on the surface of spacing, and the position of spacing can be restricted in the setting of card frame.
Preferably, the support column is kept away from the one end fixedly connected with limiting disc of containing box, limiting disc and the fixed surface of clamping frame are connected with the spring, loosen the clamping frame spring and can rebound, the setting of spring can drive the clamping frame to slide to a certain extent, restriction clamping frame position simultaneously.
Preferably, two the surface of containing box is equipped with two connecting device, connecting device includes two supporting shoes, two the lateral wall of supporting shoe and two containing box lateral wall fixed connection, two the surface cover of supporting shoe has the frame, the inner wall of frame and two supporting shoes is inserted and is equipped with the inserted block, inserts frame and supporting shoe inner wall with the inserted block, and the position between two containing boxes can be restricted to inserted block, frame and supporting shoe.
Preferably, the side wall fixedly connected with of inserted block accomodates the piece, the frame with accomodate the inner wall threaded connection of piece and have the bolt, insert the frame and accomodate the piece inner wall after the piece, the bolt can restrict the position of accomodating piece and inserted block with the bolt rotation to frame and accomodate the piece inner wall.
The utility model has the advantages that:
1. When the test is required to be performed, the handle is held to align the balancing weight with the storage box, the handle is pushed to drive the balancing weight to slide, the balancing weight is inserted into the inner wall of the storage box, the clamping frame is pushed to drive the clamping frame to slide on the surface of the support column, the clamping frame drives the spring on the limiting disc to shrink, the limiting frame is pushed to rotate on the surface of the support frame, after the limiting frame is attached to the balancing weight, the clamping frame spring is loosened to rebound, the spring drives the clamping frame to slide, the clamping frame moves to the surface of the limiting frame, the lifting rope is started to drive the storage box and the balancing weight to move, the load test can be performed on a lifting machine through the storage box and the balancing weight, and meanwhile, the clamping frame and the limiting frame can limit the position of the balancing weight in the storage box, so that the possibility of falling off when the chain is used for fixing in a traditional way is reduced.
2. When the load is required to be increased, the second storage box is attached to the first storage box, the frame is sleeved on the surfaces of the two supporting blocks, the inserting block is pushed to be inserted into the frame and the inner walls of the two supporting blocks, finally the bolt is rotated to the inner walls of the frame and the storage blocks, the two storage boxes can be fixed together through the supporting blocks, the frame and the inserting block, and meanwhile the position of the storage blocks and the position of the inserting block can be limited by the bolt.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic perspective view of a boom in a first embodiment;
FIG. 2 is a schematic view of an exploded structure of a load carrying device according to the first embodiment;
FIG. 3 is a schematic side view of a boom in accordance with the first embodiment;
fig. 4 is a schematic diagram of a structure at a in fig. 3 in a second embodiment.
In the figure: 1. a suspension arm; 2. a hanging rope; 3. a load carrying device; 31. a storage box; 32. balancing weight; 33. a support frame; 34. a limiting frame; 35. a handle; 36. a support column; 37. a clamping frame; 38. a limiting disc; 39. a spring; 4. a connecting device; 41. a support block; 42. a frame; 43. inserting blocks; 44. a storage block; 45. a bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a special load device for a load test of a hoisting machine comprises a suspension arm 1, a suspension rope 2 and a load device 3, wherein the suspension rope 2 is positioned on the upper surface of the suspension arm 1; the bottom end of the lifting rope 2 is provided with a loading device 3, the loading device 3 comprises a storage box 31, the upper surface of the storage box 31 is fixedly connected with the bottom end of the lifting rope 2, a plurality of balancing weights 32 are inserted into the inner wall of the storage box 31, the side wall of the storage box 31 is fixedly connected with a supporting frame 33, the surface of the supporting frame 33 is rotatably connected with a limiting frame 34, and the limiting frame 34 is positioned on the side wall of the balancing weights 32; during operation, the storage box 31 is fixed on the lifting rope 2, then the balancing weight 32 is inserted into the inner wall of the storage box 31, the limiting frame 34 is rotated again to enable the limiting frame 34 to rotate on the surface of the supporting frame 33, the limiting frame 34 is rotated to the side wall of the balancing weight 32, and the storage box 31 and the balancing weight 32 can carry out load tests to a certain extent.
The side wall of the balancing weight 32 is fixedly connected with a handle 35, and the vertical section of the handle 35 forms a concave structure; during operation, the handle 35 is pulled to enable the handle 35 to drive the balancing weight 32 to move, and the handle 35 can conveniently take the balancing weight 32 to a certain extent.
The side wall of the storage box 31 is fixedly connected with two support columns 36, the surfaces of the two support columns 36 are connected with clamping frames 37 in a sliding manner, and the clamping frames 37 are positioned on the surfaces of the limiting frames 34; when the device works, the clamping frame 37 is pushed to enable the clamping frame 37 to slide on the surface of the supporting column 36, the clamping frame 37 is extruded on the surface of the limiting frame 34, and the position of the limiting frame 34 can be limited by the arrangement of the clamping frame 37.
A limiting disc 38 is fixedly connected to one end, far away from the storage box 31, of the supporting column 36, and springs 39 are fixedly connected to the surfaces of the limiting disc 38 and the clamping frame 37; when the clamping frame 37 is pushed to enable the clamping frame 37 to drive the spring 39 on the limiting disc 38 to shrink, after the limiting frame 34 rotates to a proper position, the spring 39 of the clamping frame 37 is loosened to rebound, the clamping frame 37 can be driven to slide to a certain extent by the arrangement of the spring 39, and meanwhile the position of the clamping frame 37 is limited.
The surface of the two storage boxes 31 is provided with two connecting devices 4, the connecting devices 4 comprise two supporting blocks 41, the side walls of the two supporting blocks 41 are fixedly connected with the side walls of the two storage boxes 31, the surfaces of the two supporting blocks 41 are sleeved with frames 42, and the frames 42 and the inner walls of the two supporting blocks 41 are inserted with inserting blocks 43; in operation, the second storage box 31 is attached to the first storage box 31, then the frame 42 is pushed to enable the frame 42 to be sleeved on the surfaces of the two supporting blocks 41, the inserting block 43 is inserted into the inner walls of the frame 42 and the supporting blocks 41, and the inserting block 43, the frame 42 and the supporting blocks 41 can limit the position between the two storage boxes 31.
The side wall of the insertion block 43 is fixedly connected with a storage block 44, and the inner walls of the frame 42 and the storage block 44 are in threaded connection with a bolt 45; in operation, the latch 45 is rotated to the inner walls of the frame 42 and the receiving block 44, and the latch 45 can restrict the positions of the receiving block 44 and the inserting block 43.
When the test is required, the handle 35 is held to align the balancing weight 32 with the storage box 31, then the handle 35 is pushed to drive the balancing weight 32 to slide, the balancing weight 32 is inserted into the inner wall of the storage box 31, then the clamping frame 37 is pushed to drive the clamping frame 37 to slide on the surface of the supporting column 36, the clamping frame 37 drives the spring 39 on the limiting disc 38 to shrink, then the limiting frame 34 is pushed to drive the limiting frame 34 to rotate on the surface of the supporting frame 33, after the limiting frame 34 is attached to the balancing weight 32, the clamping frame 37 spring 39 is loosened to rebound, the spring 39 drives the clamping frame 37 to slide, the clamping frame 37 moves to the surface of the limiting frame 34, and then the lifting rope 2 is started to drive the storage box 31 and the balancing weight 32 to move, so that the load test can be carried out on a lifting machine through the storage box 31 and the balancing weight 32, and meanwhile, the clamping frame 37 and the limiting frame 34 can limit the position of the balancing weight 32 in the storage box 31, so that the possibility of falling off when a chain is used conventionally is fixed is reduced; when the load is required to be increased, the second storage box 31 is attached to the first storage box 31, then the frame 42 is sleeved on the surfaces of the two supporting blocks 41, the inserting block 43 is pushed to enable the inserting block 43 to be inserted into the inner walls of the frame 42 and the two supporting blocks 41, finally the bolt 45 is rotated to the inner walls of the frame 42 and the storage block 44, the two storage boxes 31 can be fixed together through the supporting blocks 41, the frame 42 and the inserting block 43, and meanwhile the position of the storage block 44 and the position of the inserting block 43 can be limited by the bolt 45.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The special load device for the load test of the hoisting machinery comprises a suspension arm (1), a suspension rope (2) and a load device (3), wherein the suspension rope (2) is positioned on the upper surface of the suspension arm (1); the method is characterized in that: the bottom of lifting rope (2) is equipped with load device (3), load device (3) are including containing box (31), the upper surface of containing box (31) and lifting rope (2) bottom fixed connection, the inner wall of containing box (31) is inserted and is equipped with a plurality of balancing weights (32), the lateral wall fixedly connected with support frame (33) of containing box (31), the surface rotation of support frame (33) is connected with spacing frame (34), spacing frame (34) are located the lateral wall of balancing weight (32).
2. A load device for load testing of hoisting machinery according to claim 1, wherein: the side wall of balancing weight (32) is fixedly connected with handle (35), the vertical cross section of handle (35) constitutes "concave" style of calligraphy structure.
3. A load device for load testing of hoisting machinery according to claim 1, wherein: the side wall fixedly connected with two support columns (36) of containing box (31), two surface sliding connection of support column (36) has cassette (37), cassette (37) are located the surface of spacing (34).
4. A load device for load testing of hoisting machinery according to claim 3, wherein: one end of the support column (36) far away from the storage box (31) is fixedly connected with a limiting disc (38), and the surfaces of the limiting disc (38) and the clamping frame (37) are fixedly connected with springs (39).
5. A load device for load testing of hoisting machinery according to claim 1, wherein: two the surface of containing box (31) is equipped with two connecting device (4), connecting device (4) are including two supporting shoe (41), two the lateral wall of supporting shoe (41) and two containing box (31) lateral wall fixed connection, two the surface cover of supporting shoe (41) has frame (42), the inner wall of frame (42) and two supporting shoes (41) is inserted and is equipped with insert piece (43).
6. A load device for load testing of hoisting machinery according to claim 5, wherein: the side wall of the insertion block (43) is fixedly connected with a storage block (44), and the inner walls of the frame (42) and the storage block (44) are connected with bolts (45) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322709681.6U CN220886678U (en) | 2023-10-10 | 2023-10-10 | Special load device for load test of hoisting machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322709681.6U CN220886678U (en) | 2023-10-10 | 2023-10-10 | Special load device for load test of hoisting machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220886678U true CN220886678U (en) | 2024-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322709681.6U Active CN220886678U (en) | 2023-10-10 | 2023-10-10 | Special load device for load test of hoisting machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220886678U (en) |
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2023
- 2023-10-10 CN CN202322709681.6U patent/CN220886678U/en active Active
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