CN219132172U - Special tool for large-sized hydraulic coupler - Google Patents
Special tool for large-sized hydraulic coupler Download PDFInfo
- Publication number
- CN219132172U CN219132172U CN202222904699.7U CN202222904699U CN219132172U CN 219132172 U CN219132172 U CN 219132172U CN 202222904699 U CN202222904699 U CN 202222904699U CN 219132172 U CN219132172 U CN 219132172U
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- hydraulic
- screw rod
- coupler
- sleeve
- hydraulic coupler
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Abstract
The utility model relates to a special tool for a large-scale hydraulic coupler. The existing large-scale hydraulic coupler disassembly special tool has the problems that after the large-scale hydraulic coupler is disassembled and overhauled, the coupler is required to be installed manually, a crane is required to be used for lifting, the coupler can be installed in place only by manual centering and manual knocking, the coupler is extremely easy to damage in sealing, the main shaft is worn and the like in the process. A large-scale hydraulic coupler specialized tool, its composition includes: the hydraulic jack (1) and the hydraulic coupler (2) penetrate through the screw rod (3) respectively, one end of the screw rod is screwed with the shaft sleeve (4), the other end of the screw rod is screwed with the hexagonal nut (5), the screw rod is sleeved with the top disc (6), the top disc is tightly attached to one end of the hydraulic jack, and the shaft sleeve is fixedly connected with the shaft diameter of the main shaft (7); the hydraulic ram is a hollow hydraulic ram, the hydraulic ram penetrates through the screw rod, and a sleeve (8) is inserted into the end part of the hydraulic ram. The utility model is applied to the field of hydraulic couplers.
Description
Technical field:
the utility model relates to novel installation of a large-sized hydraulic coupler on electric power equipment, mechanical equipment and the like, in particular to a special tool for the large-sized hydraulic coupler.
The background technology is as follows:
the existing large-scale hydraulic coupler disassembly special tool has the advantages that after the large-scale hydraulic coupler is disassembled and overhauled, the coupler is required to be installed manually, the coupler is required to be lifted by a crane, the coupler can be installed in place only by manual centering and manual knocking, but the problems of sealing damage of the coupler, abrasion of a main shaft and the like are extremely easy to cause in the process, a large amount of labor is wasted, and the overhauling efficiency is reduced. Meanwhile, when the hydraulic coupler is installed, the situations that the installation center of the hydraulic coupler is difficult to align, the central shaft is easy to wear and the like occur.
The utility model comprises the following steps:
the utility model aims to provide a special tool for a large-scale hydraulic coupler, which solves the problems that the center cannot be aligned, the installation difficulty is high, the labor is wasted, and the coupler and a center main shaft are easy to sink in the field installation process.
The above object is achieved by the following technical scheme:
the special tool for the large-scale hydraulic coupler comprises the following components: the hydraulic jack and the hydraulic coupler are penetrated by a screw rod, one end of the screw rod is screwed with the shaft sleeve, the other end of the screw rod is screwed with the hexagonal nut, the screw rod is sleeved with the top disc, the top disc is tightly attached to one end of the hydraulic jack, and the shaft sleeve is fixedly connected with the shaft diameter of the main shaft;
the hydraulic jack is a hollow hydraulic jack, the screw rod penetrates through the hydraulic jack, the end part of the hydraulic jack is inserted with a sleeve, and the sleeve penetrates through and props against the hydraulic coupler.
The external diameter of the shaft sleeve of the special tool for the large hydraulic coupler is smaller than that of the inner hole of the hydraulic coupler.
The special tool for the large hydraulic coupler is characterized in that the screw rod is of a two-head threaded middle non-threaded structure, and the outer diameter of the screw rod is smaller than the inner hole of the hydraulic coupler.
The special tool for the large hydraulic coupler is characterized in that the sleeve is a T-shaped sleeve, the inner diameter of the sleeve is larger than the outer diameter of the screw rod, and the outer diameter of the head of the sleeve is smaller than the groove part of the hydraulic coupler.
The inner diameter of the top disc of the special tool for the large hydraulic coupler is larger than the outer diameter of the screw rod, and the outer diameter of the top disc is the same as the hydraulic top in size.
The utility model has the beneficial effects that:
1. according to the hydraulic coupler, after the hydraulic coupler is disassembled, the inner threaded shaft sleeve is welded at the end part of the central shaft, the center of the central shaft is concentric with the shaft sleeve, a lead screw matched with the shaft sleeve (the diameter of the lead screw is matched with the inner hole of the hydraulic coupler and smaller than that of the inner hole of the coupler) is processed, and the hydraulic coupler is slowly installed in place through the hydraulic ram by the T-shaped sleeve, the top disc and the locking nut.
2. The utility model solves the problems of difficult installation, easy equipment damage and labor waste of the large-scale hydraulic coupler, and is used for preparing the special installation tool matched with the hydraulic coupler by redesigning the shaft sleeve, the processing screw rod, the T-shaped sleeve and the like on the basis of the special disassembly tool of the hydraulic coupler through on-site analysis and research.
3. The hydraulic coupler of the coal breaker of the company is used in the installation process, the effect is obvious, the original manpower installation needs one day, and the hydraulic coupler can be smoothly installed in place only in two hours by using the tool.
4. The utility model has the characteristics of quick and effective finding of the installation center, stable installation process, easy protection and sealing, stable installation process, protection of the central shaft and the like.
Description of the drawings:
fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic structural view of the sleeve.
Fig. 3 is a right side view of fig. 2.
Fig. 4 is a schematic structural view of the sleeve.
Fig. 5 is a right side view of fig. 4.
Fig. 6 is a schematic view of the structure of the staring disc.
Fig. 7 is a right side view of fig. 6.
Fig. 8 is a schematic structural view of the screw.
Fig. 9 is a right side view of fig. 8.
In the figure: 1. hydraulic ram 2, fluid coupling, 3, lead screw, 4, axle sleeve, 5, hexagonal nut, 6, top disk, 7, main shaft, 8, sleeve.
Detailed Description
As shown in fig. 1, a special tool for a large-scale fluid coupler comprises the following components: the hydraulic jack 1 and the hydraulic coupler 2 are respectively penetrated by a screw rod 3, one end of the screw rod is screwed with a shaft sleeve 4, the other end of the screw rod is screwed with a hexagonal nut 5, a top disc 6 is sleeved on the screw rod, the top disc is tightly attached to one end of the hydraulic jack, and the shaft sleeve is fixedly connected with the shaft diameter of a main shaft 7; the hydraulic jack is a hollow hydraulic jack, the hydraulic jack penetrates through a screw rod, a sleeve 8 is inserted into the end part of the hydraulic jack, and the screw rod props against the hydraulic coupler. When the hydraulic coupler is installed, the installation working intensity is greatly reduced, the problem of difficult installation of the hydraulic coupler is solved, the equipment maintenance period is greatly shortened, the maintenance efficiency is improved, and meanwhile, the damage to the hydraulic coupler and the main shaft is well avoided.
As shown in fig. 1, the manufactured shaft sleeve is fully welded with the end part of the main shaft, the screw rod is provided with a wire inside the shaft sleeve, the screw rod passes through the hydraulic coupler to be fixed on the shaft sleeve, the hydraulic coupler passes through a part of the shaft sleeve to be contacted with the main shaft, the T-shaped sleeve props against the hydraulic coupler, the hollow hydraulic ram props against the sleeve, the jacking disc props against the hydraulic ram top, the hydraulic ram is locked by using the locking nut, the hydraulic coupler is slowly pushed into the main shaft through the hydraulic ram, the positions of the jacking disc and the locking nut are continuously changed, and the hydraulic coupler is installed in place.
As shown in fig. 2-3, the shaft sleeve is manufactured by measuring the central main shaft, the outer diameter of the shaft sleeve is smaller than the inner hole of the hydraulic coupler so as to ensure that the hydraulic coupler passes through the shaft sleeve during installation, the central point of the main shaft is measured, four points are taken by taking the central point as the central point, and the full welding of the shaft sleeve is fixed.
As illustrated in fig. 4-5, a T-shaped sleeve: the inner diameter of the T-shaped sleeve is larger than the outer diameter of the screw rod, the outer diameter of the head of the sleeve is smaller than the groove part of the hydraulic coupler, and the sleeve is propped against the coupler.
As shown in fig. 6-7, the top plate: the inner diameter of the top disc is larger than the outer diameter of the screw rod, the outer diameter of the top disc is the same as the hydraulic ram in size, and a locking nut matched with the screw rod is arranged according to the size of the screw rod and screwed on the screw rod to be tightly matched with the top disc.
As shown in fig. 7-9, the lead screw: the screw rod can be manufactured into two belts with a screw thread, one end of the screw rod is manufactured according to an inner hole of the shaft sleeve and screwed on the shaft sleeve, the outer diameter of the screw rod is smaller than that of the inner hole of the hydraulic coupler, and the screw rod can conveniently penetrate through the hydraulic coupler to be fixed on the main shaft.
Claims (5)
1. A large-scale hydraulic coupler specialized tool, its composition includes: hydraulic ram and fluid coupling, characterized by: the screw rod passes through the hydraulic coupler and the hydraulic ram, one end of the screw rod is screwed with the shaft sleeve, the other end of the screw rod is screwed with the hexagonal nut, the screw rod is sleeved with the top disc, the top disc is tightly attached to one end of the hydraulic ram, and the shaft sleeve is fixedly connected with the shaft diameter of the main shaft;
the hydraulic jack is a hollow hydraulic jack, the screw rod penetrates through the hydraulic jack, the end part of the hydraulic jack is inserted with a sleeve, and the sleeve penetrates through and props against the hydraulic coupler.
2. The large fluid coupling special tool according to claim 1, wherein: the outer diameter of the shaft sleeve is smaller than the inner hole of the hydraulic coupler.
3. The large fluid coupling special tool according to claim 1, wherein: the screw rod is of a structure with two ends provided with wires and no wires in the middle, and the outer diameter of the screw rod is smaller than the inner hole of the hydraulic coupler.
4. A large fluid coupling special tool according to claim 3, wherein: the sleeve is a T-shaped sleeve, the inner diameter of the sleeve is larger than the outer diameter of the screw rod, and the outer diameter of the head of the sleeve is smaller than the groove part of the hydraulic coupler.
5. The tool special for large hydraulic coupler according to claim 4, wherein: the inner diameter of the top disc is larger than the outer diameter of the screw rod, and the outer diameter of the top disc is the same as the hydraulic top in size.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222904699.7U CN219132172U (en) | 2022-11-02 | 2022-11-02 | Special tool for large-sized hydraulic coupler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222904699.7U CN219132172U (en) | 2022-11-02 | 2022-11-02 | Special tool for large-sized hydraulic coupler |
Publications (1)
Publication Number | Publication Date |
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CN219132172U true CN219132172U (en) | 2023-06-06 |
Family
ID=86599663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202222904699.7U Active CN219132172U (en) | 2022-11-02 | 2022-11-02 | Special tool for large-sized hydraulic coupler |
Country Status (1)
Country | Link |
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CN (1) | CN219132172U (en) |
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2022
- 2022-11-02 CN CN202222904699.7U patent/CN219132172U/en active Active
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