CN212982240U - Novel gib head device - Google Patents
Novel gib head device Download PDFInfo
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- CN212982240U CN212982240U CN202021794301.3U CN202021794301U CN212982240U CN 212982240 U CN212982240 U CN 212982240U CN 202021794301 U CN202021794301 U CN 202021794301U CN 212982240 U CN212982240 U CN 212982240U
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- slow
- rotating shaft
- slow rotating
- ball bearing
- plug
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- 238000004519 manufacturing process Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a novel hook head device, which comprises a retarder casing, a slow rotating shaft connected inside the retarder casing, an end cap connected between the slow rotating shaft and the inner side of the bottom of the retarder casing, a thrust ball bearing connected inside the retarder casing and positioned above the end cap, a gasket connected inside the retarder casing and positioned above the thrust ball bearing, a slow rotating shaft matching nut connected inside the retarder casing and positioned above the gasket, a lifting hook connected below the slow rotating shaft and a safety clamp connected on the lifting hook; the bottom of the plug is provided with a through hole, and a plug wire is connected in the through hole. The utility model is convenient to connect with the upper hanging ring and disassemble and maintain through the arrangement of the slow-rotating device shell; the arrangement of the second-step shaft at the upper part of the slow rotating shaft is beneficial to correspondingly connecting each component; the lower part of the slow rotating shaft is arranged in an inverted U shape, so that the slow rotating shaft is convenient to hook and unhook; through the end cap setting, be convenient for install thrust ball bearing and effective fixed.
Description
Technical Field
The utility model belongs to mining mechanical device field, in particular to novel gib head device.
Background
The hook head device is a common component in mechanical hoisting, and is a necessary construction device in mining machinery construction. The hook head device commonly used in the market at present adopts a lifting hook to be directly connected with a slow converter shell, and the defect of the connection mode is that the hook is inconvenient to hook and unhook in site operation. In the other hook head device, the thrust ball bearing is connected with the plug head in an interference fit manner, so that the hook head device is inconvenient to disassemble; the bearing is disassembled by applying certain force, and the original design has no force application point, so that the maintenance and the replacement of the thrust ball bearing are not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel gib head device for solve the simple and easy dismouting of the convenient string unhook of gib head device, slow pivot and slow commentaries on classics ware casing and slow pivot and slow commentaries on classics ware casing validity are connected fixed scheduling technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel hook head device comprises a retarder casing, a slow rotating shaft connected inside the retarder casing, a plug connected between the slow rotating shaft and the inner side of the bottom of the retarder casing, a thrust ball bearing connected inside the retarder casing and positioned above the plug, a gasket connected inside the retarder casing and positioned above the thrust ball bearing, a slow rotating shaft matching nut connected inside the retarder casing and positioned above the gasket, a lifting hook connected below the slow rotating shaft and a safety clamp connected to the lifting hook; the bottom of end cap is provided with the through-hole and is connected with stifled silk in the through-hole.
Furthermore, the retarder shell is a cylindrical barrel, the top of the barrel is integrally connected with an ear handle, and the barrel is provided with a blind hole and a side oil nozzle; and an internal thread is arranged inside the cylinder body.
Further, the slow rotating shaft comprises an upper straight handle and a lower inverted U-shaped connecting piece; the upper straight shank comprises a reducing second-order shaft provided with external connecting threads.
Furthermore, a plug is sleeved on a large-diameter step of a second-order shaft at the upper part of the slow rotating shaft, a thrust ball bearing is sleeved on the small-diameter step of the second-order shaft, a gasket is sleeved at the upper end of the thrust ball bearing, and the top end of the second-order shaft is in threaded connection with a matched nut of the slow rotating shaft; the supporting nut of slow pivot passes through the bolt to be fixed in on the slow pivot.
Furthermore, the slow rotating shaft is matched with a nut compression gasket, the gasket compresses the thrust ball bearing, and the thrust ball bearing is connected in a groove arranged on the plug; and the slow rotating shaft nut, the gasket and the thrust ball bearing are all sealed in the blind hole of the slow rotating device shell.
Furthermore, the plug is L-shaped, the vertical part of the plug is connected with the slow rotating device shell through an external thread, and the vertical part of the plug and the slow rotating device shell are further connected with a set screw.
Furthermore, at least two fabrication holes are arranged on the L-shaped transverse part of the plug, wherein one fabrication hole is a through hole; the inner parts of the two process holes are designed into threaded holes, and the thread blocking wires are arranged in the threaded holes.
Furthermore, an annular inner hole is formed in the built-in middle of the plug, and a sealing ring is connected between the inner hole and the step with the large diameter of the second-order shaft of the slow rotating shaft.
Furthermore, the inverted U-shaped connecting piece at the lower part of the slow rotating shaft is provided with an ear hole, and the ear hole is connected with the lifting hook through a pin shaft.
The beneficial effects of the utility model are embodied in:
1) the utility model is provided with the slow-rotating device shell, wherein the top of the slow-rotating device shell is provided with the ear handle which is convenient to be connected with the upper hanging ring; the internal thread of the slow rotating device shell is arranged, so that the slow rotating shaft is convenient to mount and follow-up disassembly and maintenance are convenient;
2) the utility model is beneficial to correspondingly installing the plug, the thrust ball bearing and the gasket by arranging the second-step shaft at the upper part of the slow rotating shaft; the lower part is arranged in an inverted U shape, so that the hook can be conveniently hooked and unhooked in field use by connecting the lifting hook by using the pin shaft;
3) the utility model is convenient for installing the thrust ball bearing through the L-shaped arrangement of the plug; the arrangement of the external thread of the plug and the arrangement of the set screw between the plug and the slow rotator shell are beneficial to the effective fixation of the plug; in addition, the arrangement of the through hole and the blocking wire at the bottom of the plug facilitates the construction, so that the sanitation in the shell of the slow converter is ensured, and the thrust ball bearing can be jacked and disassembled through the through hole during disassembly;
4) the utility model is beneficial to the stress buffering and the integral cooperation when the hook head is stressed by arranging the gasket and the sealing ring;
additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.
Drawings
Fig. 1 is a schematic structural view of the novel hook head device.
Fig. 2 is a side view of the novel hook head device.
Reference numerals: 1-a retarder shell, 2-a bolt, 3-a slow rotating shaft matched nut, 4-a gasket, 5-a nozzle, 6-a thrust ball bearing, 7-a plug, 8-a sealing ring, 9-a blocking wire, 10-a set screw, 11-a slow rotating shaft, 12-a pin shaft, 13-a safety clamp and 14-a lifting hook.
Detailed Description
As shown in fig. 1 and 2, a novel hook head device includes a slow rotation device housing 1, a slow rotation shaft 11 connected to the inside of the slow rotation device housing 1, a plug 7 connected between the slow rotation shaft 11 and the inside of the bottom of the slow rotation device housing 1, a thrust ball bearing 6 connected to the inside of the slow rotation device housing 1 and located above the plug 7, a gasket 4 connected to the inside of the slow rotation device housing 1 and located above the thrust ball bearing 6, a slow rotation shaft mating nut 3 connected to the inside of the slow rotation device housing 1 and located above the gasket 4, a lifting hook 14 connected to the lower side of the slow rotation shaft 11, and a safety clip 13 connected to the lifting hook 14. The bottom of the plug 7 is provided with a through hole, and a plug wire 9 is connected in the through hole.
In this embodiment, the retarder casing 1 is a steel column-shaped cylinder, the top of the cylinder is integrally connected with an ear handle, and the ear handle is connected with the hanging ring through a pin rod penetrating through the ear handle. The cylinder body is provided with a blind hole and a lateral oil nozzle 5; and an internal thread is arranged inside the cylinder body.
In this embodiment, the slow rotation shaft 11 is a steel shaft, and the slow rotation shaft 11 includes an upper straight shank and a lower inverted U-shaped connecting member. The upper straight shank comprises a reducing second-order shaft provided with external connecting threads; the inverted U-shaped connecting piece at the lower part of the slow rotating shaft 11 is provided with an ear hole, and the ear hole is connected with a lifting hook 14 through a pin shaft 12. A plug 7 is sleeved on a large-diameter step of a second-order shaft at the upper part of the slow rotating shaft 11, a thrust ball bearing 6 is sleeved on the small-diameter step of the second-order shaft, a gasket 4 is sleeved at the upper end of the thrust ball bearing 6, and the gasket 4 is an elastic gasket 4; the top end of the second-order shaft is in threaded connection with a matched nut 3 of the slow rotating shaft; the slow rotating shaft matched nut 3 is fixed on the slow rotating shaft 11 through a bolt 2.
In the embodiment, the nut 3 matched with the slow rotating shaft compresses the gasket 4, the gasket 4 compresses the thrust ball bearing 6, and the thrust ball bearing 6 is connected in a groove arranged on the plug 7; the slow rotating shaft 11 nut, the gasket 4 and the thrust ball bearing 6 are all sealed in the blind hole of the slow rotating device shell 1.
In this embodiment, the plug 7 is a groove formed between the L-shaped vertical portion and the second-order shaft and is connected to the thrust ball bearing 6, the vertical portion of the plug 7 is connected to the slow rotator housing 1 through an external thread, and the vertical portion of the plug 7 is further connected to the slow rotator housing 1 through a set screw 10.
In this embodiment, two fabrication holes are formed in the bottom of the plug 7, the interior of each fabrication hole is designed to be a threaded hole, one of the fabrication holes is a through hole, and the other fabrication hole is a half hole; the fabrication holes are all threaded holes and are provided with the plugging wires 9. An annular inner hole is formed in the built-in middle of the plug 7, and a sealing ring 8 is connected between the inner hole and the step with the large diameter of the second-order shaft of the slow rotating shaft 11.
During construction, when the thrust ball bearing 6 is required to be maintained and disassembled, only the blocking wire 99 needs to be taken down, the thrust ball bearing 6 can be smoothly disassembled by applying pressure with a tool, and the disassembly of the thrust ball bearing 6 is more convenient.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. A novel hook head device is characterized by comprising a slow rotator shell (1), a slow rotating shaft (11) connected inside the slow rotator shell (1), a plug (7) connected between the slow rotating shaft (11) and the inner side of the bottom of the slow rotator shell (1), a thrust ball bearing (6) connected inside the slow rotator shell (1) and positioned above the plug (7), a gasket (4) connected inside the slow rotator shell (1) and positioned above the thrust ball bearing (6), a slow rotating shaft matching nut (3) connected inside the slow rotator shell (1) and positioned above the gasket (4), a lifting hook (14) connected below the slow rotating shaft (11) and a safety clamp (13) connected on the lifting hook (14); the bottom of the plug (7) is provided with a through hole, and a plug wire (9) is connected in the through hole.
2. A novel hook head device as claimed in claim 1, wherein the retarder casing (1) is a cylindrical barrel, the top of the barrel is integrally connected with an ear, and the barrel is provided with a blind hole and a lateral oil nozzle (5); and an internal thread is arranged inside the cylinder body.
3. A new hook head device according to claim 1, characterized in that said slow rotation shaft (11) comprises an upper straight shank and a lower inverted U-shaped link; the upper straight shank comprises a reducing second-order shaft provided with external connecting threads.
4. A novel hook head device as claimed in claim 1, wherein a plug (7) is sleeved on the large-diameter step of the second-step shaft at the upper part of the slow rotating shaft (11), a thrust ball bearing (6) is sleeved on the small-diameter step of the second-step shaft, a gasket (4) is sleeved at the upper end of the thrust ball bearing (6), and the top end of the second-step shaft is in threaded connection with a matched nut (3) of the slow rotating shaft; the slow rotating shaft matched nut (3) is fixed on the slow rotating shaft (11) through a bolt (2).
5. A novel hook head device as claimed in claim 1, characterized in that the slow rotating shaft matching nut (3) presses a gasket (4), the gasket (4) presses a thrust ball bearing (6), and the thrust ball bearing (6) is connected in a groove arranged on the plug (7); the slow rotating shaft (11) nut, the gasket (4) and the thrust ball bearing (6) are all sealed in a blind hole of the slow rotating device shell (1).
6. A new hook head device according to claim 1, characterized in that the end cap (7) is L-shaped and the vertical part of the end cap (7) is connected with the slow rotation device shell (1) through external thread, and the vertical part of the end cap (7) is connected with the slow rotation device shell (1) through a set screw (10).
7. A new type hook head device according to claim 1, characterized in that the L-shaped transverse portion of the end cap (7) is provided with at least two fabrication holes, one of which is a through hole; the inner parts of the two process holes are designed into threaded holes, and the blocking threads (9) are arranged in the threaded holes.
8. A novel hook head device according to claim 1, characterized in that the built-in middle of the plug (7) is provided with an annular inner hole, and a sealing ring (8) is connected between the inner hole and the step with the large diameter of the second-order shaft of the slow rotating shaft (11).
9. A novel hook head device according to claim 1, characterized in that the inverted U-shaped connection at the lower part of the slow rotating shaft (11) is provided with an ear hole, and the ear hole is connected with the lifting hook (14) through a pin shaft (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021794301.3U CN212982240U (en) | 2020-08-25 | 2020-08-25 | Novel gib head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021794301.3U CN212982240U (en) | 2020-08-25 | 2020-08-25 | Novel gib head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212982240U true CN212982240U (en) | 2021-04-16 |
Family
ID=75434810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021794301.3U Active CN212982240U (en) | 2020-08-25 | 2020-08-25 | Novel gib head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212982240U (en) |
-
2020
- 2020-08-25 CN CN202021794301.3U patent/CN212982240U/en active Active
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