CN213326484U - Flange plate convenient to disassemble and assemble and winding drum group thereof - Google Patents
Flange plate convenient to disassemble and assemble and winding drum group thereof Download PDFInfo
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- CN213326484U CN213326484U CN202022400690.3U CN202022400690U CN213326484U CN 213326484 U CN213326484 U CN 213326484U CN 202022400690 U CN202022400690 U CN 202022400690U CN 213326484 U CN213326484 U CN 213326484U
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- 238000004804 winding Methods 0.000 title claims description 22
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 241000124872 Grus grus Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 230000007246 mechanism Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a ring flange convenient to dismouting, including flange body and mounting hole, the inboard hoop of the entering end of mounting hole is equipped with the location snap ring, the hole shape of location snap ring with install the intra-annular bolt head of location snap ring or nut shape are the same, bolt head or nut protrusion in location snap ring. Through the fixed surface recess of improving the ring flange, increased location snap ring structure, make the bolt head or the nut of treating the installation limit in the location snap ring, fixed bolt head or nut in other words, need not many people's operation, can accomplish the loading and unloading work of bolt, reduce operating personnel's quantity. The flange plate is used on the reel set, a worker can well assemble and disassemble the flange plate structure of the reel set, the production is convenient, the working efficiency is improved, and the maintenance and the overhaul are convenient.
Description
Technical Field
The utility model relates to a heavy machinery technical field specifically, relates to a ring flange and a reel group convenient to dismouting.
Background
The winding drum is a member for winding, storing and transmitting the wire rope and converting the rotary motion into the linear motion. The mandrel is generally cylindrical, and also conical and curved.
The winding drum can be divided into a plain winding drum (multilayer) and a grooved winding drum (single layer) according to the surface condition. The smooth surface winding drum has large capacity, is mainly used for occasions with large lifting height and compact mechanism requirements, and generally has no more than 3 layers in multilayer winding. The common crane adopts a single-layer winding drum with a groove, and a spiral groove is cut on the surface of the winding drum to prevent the abrasion of adjacent steel wire ropes, increase the contact area of the steel wire ropes and reduce the contact stress, so that the working condition of the steel wire ropes can be greatly improved, and the service life of the steel wire ropes is prolonged.
When the reel flange plate of the reel set is connected with the reel through the bolts, the coupler and the reel flange plate can be assembled and fastened through the bolts and the nuts, but the diameter of the reel flange plate is large, the bolts and the nuts of the fasteners are difficult to assemble and fasten or disassemble (the bolts need to be fixed by one person and the nuts need to be screwed by the other person), particularly, the coupler connecting bolt of the reel set in use cannot be directly fastened and disassembled, and the reel flange plate needs to be disassembled firstly.
To sum up, need provide a novel practical structure and solve above-mentioned problem, make production convenient and fast, work efficiency improves, and the maintenance is overhauld conveniently.
Disclosure of Invention
The utility model provides a technical problem lie in overcoming prior art's defect, provide a ring flange convenient to dismouting, through improving the ring flange, increased location snap ring structure, make bolt head or the nut of treating the installation be restricted in the location snap ring intra-annular, fixed bolt head or nut in other words, need not many people and operate, can accomplish the loading and unloading work of bolt, reduce operating personnel's quantity. The flange plate is used on the reel set, a worker can well assemble and disassemble the flange plate structure of the reel set, the production is convenient, the working efficiency is improved, and the maintenance and the overhaul are convenient.
The purpose of the utility model is realized through the following technical scheme:
the flange plate comprises a flange body and a mounting hole, wherein a positioning snap ring is arranged on the inner side of an inlet end of the mounting hole in the circumferential direction, the shape of an inner hole of the positioning snap ring is the same as that of a bolt head or a nut arranged in the positioning snap ring, and the bolt head or the nut protrudes out of the positioning snap ring.
The utility model discloses a ring flange convenient to dismouting through improving the mounting hole on the ring flange, has welded the location snap ring structure around the mounting hole, makes the bolt head or the nut of treating the installation limit in the location snap ring, has fixed bolt head or nut in other words, need not many people and operates, can accomplish the loading and unloading work of bolt, reduces operating personnel's quantity. The problem of wheel group dismantlement when using maintain and assemble the difficulty is solved to the wheel group.
Moreover, the flange plate convenient to disassemble and assemble is used for the reel group, so that the assembling and disassembling efficiency of the reel group can be greatly improved, the operation of multiple persons is not needed, and the whole assembling is simpler and more convenient.
Furthermore, the thickness of the positioning clamping ring is 1/2-2/3 of the thickness of the bolt head or the nut.
Furthermore, the clearance between the edge of the inner hole of the positioning clamp ring and the bolt head is 0.2-0.5 mm.
Furthermore, the diameter of the outer edge of the positioning clamping ring is 6-10 mm larger than the maximum diameter of the bolt head or the nut.
Furthermore, the positioning snap ring and the mounting hole are coaxially arranged and welded outside the mounting hole.
The utility model also discloses a reel group that contains foretell ring flange of being convenient for dismouting, the reel with the axial both ends of reel have set up shaft coupling and transmission shaft structure respectively, shaft coupling and transmission shaft structure are fixed respectively on the ring flange at reel both ends, the medial surface of reel ring flange is equipped with the mounting hole, is used for fixed connection the bolt or the nut of shaft coupling and ring flange.
The utility model provides a location snap ring hole shape is unanimous with the bolt head shape, and the hole limit makes the bolt block easily with the bolt head clearance and arranges the location snap ring in, can not rotate because of the rotation of screw rod when installing, has realized the location of bolt head or nut. When the flange plate is assembled, the bolt head or the nut is placed into the positioning clamping ring, the positioning clamping ring clamps the bolt head or the nut, so that the bolt or the nut can be screwed on the outer side without using a wrench to fix the bolt or the nut on the inner side, the bolt is not easy to be separated from the positioning clamping ring or fall off integrally under stress during assembly, the assembly and disassembly of the reel set using the flange plate are very convenient, the production is convenient and fast, the working efficiency is improved, and the maintenance is convenient.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a ring flange convenient to dismouting through improving the mounting hole on the ring flange, has welded the location snap ring structure around the mounting hole, makes the bolt head or the nut of treating the installation limit in the location snap ring, has fixed bolt head or nut in other words, need not many people and operates, can accomplish the loading and unloading work of bolt, reduces operating personnel's quantity. The problem of wheel group dismantlement when using maintain and assemble the difficulty is solved to the wheel group.
When the flange plate is assembled, the bolt head or the nut is placed into the positioning clamping ring, the positioning clamping ring clamps the bolt head or the nut, so that the bolt or the nut can be screwed on the outer side without using a wrench to fix the bolt or the nut on the inner side, the bolt is not easy to be separated from the positioning clamping ring or fall off integrally under stress during assembly, the assembly and disassembly of the reel set using the flange plate are very convenient, the production is convenient and fast, the working efficiency is improved, and the maintenance is convenient.
Drawings
Fig. 1 is a schematic structural view of a flange convenient for disassembly and assembly.
Fig. 2 is a sectional view of the flange plate at a-O-B in the structural schematic diagram of fig. 1.
Fig. 3 is a front view of the positioning snap ring of the present invention.
Fig. 4 is a side view of the positioning snap ring of the present invention.
Fig. 5 is a schematic structural view of the reel set of the flange convenient for disassembly and assembly according to the present invention.
Fig. 6 is an enlarged view of fig. 5 at ii.
The device comprises a coupler 1, a flange plate 2, a winding drum 3, a shaft 5, a bearing 6, a bearing seat 7, a positioning snap ring 8, a bolt head or a nut 9, a flange body 21 and a mounting hole 22.
Detailed Description
The invention will be further described with reference to specific embodiments, wherein the drawings are designed solely for the purpose of illustration and not as a definition of the limits of the patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1 to 4, the flange 2 convenient to disassemble and assemble in this embodiment includes a flange body 21 and a mounting hole 22, a positioning snap ring 8 is annularly disposed on an inner side of an entrance end of the mounting hole 22, an inner hole shape of the positioning snap ring 8 is the same as a bolt head or a nut 9 installed in the positioning snap ring 8, and the bolt head or the nut 9 protrudes out of the positioning snap ring 8.
The positioning snap ring 8 in the embodiment is a pressing positioning snap ring and is distributed on the edge of the flange plate 2 along the circumferential direction. The positioning snap ring 8 is coaxially arranged with the mounting hole 22 of the flange plate 2 and welded outside the mounting hole of the flange plate 2. The thickness H of the positioning snap ring 8 is 1/2-2/3 of the thickness of the bolt head or the nut 9, and the thickness H of the positioning snap ring 8 in the embodiment is 2/3 of the thickness of the bolt head. The gap between the edge of the inner hole of the positioning snap ring 8 and the bolt head 9 is 0.2-0.5 mm, and in the embodiment, the gap between the edge of the inner hole and the bolt head is 0.3 mm; the diameter of the outer edge of the positioning snap ring 8 is 6-10 mm larger than the maximum diameter of the bolt head or the nut 9, and 8mm is preferred in the embodiment.
The shape of the inner hole of the positioning snap ring in the embodiment is consistent with that of the bolt head, and the gap between the hole edge and the bolt head enables the bolt to be clamped in the positioning snap ring easily, so that the bolt head or the nut cannot rotate due to rotation of the screw rod during installation, and the positioning of the bolt head or the nut is realized. When the flange plate is assembled, the bolt head or the nut is placed into the positioning snap ring, and the positioning snap ring clamps the bolt head or the nut, so that the bolt or the nut is screwed on the outer side without fixing the bolt or the nut by using a spanner on the inner side, and the bolt is not easy to fall out of the positioning snap ring or fall off integrally under stress during assembly.
Example 2
As shown in fig. 5-6, the reel set of the flange plate convenient for disassembly and assembly of the present embodiment includes a reel 3, and a coupling 1 and a transmission shaft structure respectively disposed at two axial ends of the reel 3, the coupling 1 and the transmission shaft structure are respectively fixed on the flange plates 2 at two ends of the reel, and the inner side surfaces of the flange plates 2 are provided with mounting holes 22 for fixedly connecting bolts or nuts of the coupling 1 and the flange plates 2.
The flange 2 is the same in structure as in embodiment 1. The transmission shaft structure comprises a shaft 5, a bearing 6 and a bearing seat 7, wherein the shaft 5 is fixed on the flange plate 2 on one side of the winding drum.
The bolt head or the nut is placed into the positioning snap ring during assembly, the positioning snap ring clamps the bolt head or the nut, so that the bolt or the nut can be screwed outside without using a wrench to fix the bolt or the nut inside, the bolt is not easy to be separated from the positioning snap ring or fall off integrally under stress during assembly, the assembly and the disassembly of the winding drum set are very convenient, the production is convenient and fast, the working efficiency is improved, and the maintenance is convenient.
The installation and the removal of the winding drum set of the embodiment only need one operator, for example: the phi 500 reel group is assembled for 5 hours and 40 groups, and only 4 hours and 45 groups are needed after the technical scheme of the utility model is implemented, thereby saving 16 percent of time; and the positioning snap ring structure is added, so that the purpose can be achieved only by adding less cost, and the cost performance is high.
To sum up, the winding drum group of this embodiment saves manpower resources, improves work efficiency, and it is convenient to maintain, overhauls, has huge economic benefits.
It should be understood that the above-mentioned embodiments are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a ring flange convenient to dismouting, its characterized in that includes flange body and mounting hole, the inboard hoop of the end of getting into of mounting hole is equipped with the location snap ring, the hole shape of location snap ring with install the intra-annular bolt head of location snap ring or nut shape is the same, bolt head or nut protrusion in location snap ring.
2. The flange plate convenient to disassemble and assemble according to claim 1, wherein the thickness of the positioning snap ring is 1/2-2/3 of the thickness of a bolt head or a nut.
3. The flange plate convenient to disassemble and assemble according to claim 1, wherein the gap between the edge of the inner hole of the positioning snap ring and the bolt head is 0.2-0.5 mm.
4. The flange plate convenient to disassemble and assemble according to claim 1, wherein the diameter of the outer edge of the positioning snap ring is 6-10 mm larger than the maximum diameter of the bolt head or the nut.
5. The flange plate convenient to disassemble and assemble according to claim 1, wherein the positioning snap ring is coaxially arranged with the mounting hole and welded outside the mounting hole.
6. A winding drum group comprising the flange plates convenient to disassemble and assemble according to any one of claims 1 to 5, wherein the winding drum comprises a winding drum body, and a shaft coupling and a transmission shaft structure which are respectively arranged at two axial ends of the winding drum body, the shaft coupling and the transmission shaft structure are respectively fixed on the flange plates at two ends of the winding drum body, and the inner side surface of each winding drum flange plate is provided with a mounting hole for fixedly connecting bolts or nuts of the shaft coupling and the flange plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022400690.3U CN213326484U (en) | 2020-10-26 | 2020-10-26 | Flange plate convenient to disassemble and assemble and winding drum group thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022400690.3U CN213326484U (en) | 2020-10-26 | 2020-10-26 | Flange plate convenient to disassemble and assemble and winding drum group thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213326484U true CN213326484U (en) | 2021-06-01 |
Family
ID=76074513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022400690.3U Active CN213326484U (en) | 2020-10-26 | 2020-10-26 | Flange plate convenient to disassemble and assemble and winding drum group thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213326484U (en) |
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2020
- 2020-10-26 CN CN202022400690.3U patent/CN213326484U/en active Active
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