CN204321536U - A kind of colliery hydraulic dismounting device - Google Patents
A kind of colliery hydraulic dismounting device Download PDFInfo
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- CN204321536U CN204321536U CN201420746360.1U CN201420746360U CN204321536U CN 204321536 U CN204321536 U CN 204321536U CN 201420746360 U CN201420746360 U CN 201420746360U CN 204321536 U CN204321536 U CN 204321536U
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Abstract
The utility model discloses a kind of colliery hydraulic dismounting device, it comprises: overcoat, and it is located at the top of housing, is provided with axis hole bottom it, and its top is provided with the first wire drawing rod aperture be communicated with described axis hole; Piston cylinder, it is located at the top of described overcoat, and its lateral wall is provided with screwed hole; Piston, it is located in described piston cylinder, and its center is provided with the second wire drawing rod aperture, is provided with hydraulic cavities between described piston and described piston cylinder; Screwed hole on described piston cylinder and described hydraulic chamber into communication; Wire drawing bar, is located in the second described wire drawing rod aperture and the first wire drawing rod aperture in the middle part of it; High pressure or super high pressure oil into and out of hydraulic cavities, make piston move up and down in piston cylinder by described screwed hole, drive wire drawing bar pulled out in housing by axle or advance simultaneously; Plug screw, it is located in the screwed hole of described piston cylinder.Its advantage is: utilize high pressure or super high pressure oil are pulled out in housing by axle or advance, and effectively improves dismounting efficiency, reduces labor strength.
Description
Technical field
The utility model relates to dismounting technical field, is specifically related to a kind of colliery hydraulic dismounting device.
Background technology
At present, home and abroad colliery, to the mainly drawing and knocking of the dismounting under axle normal temperature, is all based on manpower, and particularly in the situations such as axle coordinates comparatively tight or lubricating condition bad, dismounting is just very difficult, too increases the labour intensity of workman.
Utility model content
The purpose of this utility model is to provide a kind of colliery hydraulic dismounting device, can make full use of hydraulic energy to replace manpower, effectively improves dismounting efficiency, reduces the labour intensity of workman in field, colliery.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
A kind of colliery hydraulic dismounting device, the axle for being arranged in housing pulls out or advances, and play the object of dismounting axle, it is characterized in that, described hydraulic dismounting device comprises:
Overcoat, it is located at the top of described housing, is provided with axis hole bottom it, and its top is provided with the first wire drawing rod aperture be communicated with described axis hole;
Piston cylinder, it is located at the top of described overcoat, and its lateral wall is provided with screwed hole;
Piston, it is located in described piston cylinder, and its center is provided with the second wire drawing rod aperture, is provided with hydraulic cavities between described piston and described piston cylinder; Screwed hole on described piston cylinder and described hydraulic chamber into communication;
Wire drawing bar, is located in the second described wire drawing rod aperture and the first wire drawing rod aperture in the middle part of it; The middle part of described wire drawing bar is fixedly connected with the second described wire drawing rod aperture, and the bottom of described wire drawing bar is fixedly connected with the axle in described housing; High pressure or super high pressure oil into and out of hydraulic cavities, make piston move up and down in piston cylinder by described screwed hole, drive wire drawing bar pulled out in housing by axle or advance simultaneously;
Plug screw, it is located in the screwed hole of described piston cylinder.
Above-mentioned colliery hydraulic dismounting device, wherein, described piston comprises: the first cylinder and be located at the second cylinder of described first cylinder bottom;
Described first cylindrical external diameter is greater than described second cylindrical external diameter;
Described second wire drawing rod aperture runs through and is located at described first cylinder and the second cylindrical center;
Described first cylindrical bottom is provided with groove, and this groove coordinates with piston cylinder and forms hydraulic cavities.
Above-mentioned colliery hydraulic dismounting device, wherein, described piston cylinder is cylinder, and its center is provided with shoulder hole, and described shoulder hole comprises the first through hole, the second through hole, third through-hole and the fourth hole that are communicated with successively from top to bottom;
The internal diameter of described first through hole and the first cylindrical external diameter of described piston match, and the first cylinder of described piston is located in the first described through hole, and the groove of this first cylinder bottom coordinates with described first through hole and forms hydraulic cavities;
The internal diameter of described second through hole is greater than the second cylindrical external diameter of described piston, and is less than the internal diameter of described first through hole;
The internal diameter of described third through-hole and the second cylindrical external diameter of described piston match;
The internal diameter of described fourth hole is greater than the second cylindrical external diameter of described piston;
Second cylinder of described piston is located in described the second through hole, third through-hole and fourth hole.
Above-mentioned colliery hydraulic dismounting device, wherein, is provided with small sealing ring between the internal face of the second through hole in described piston cylinder and the second cylindrical outside wall surface of described piston, to prevent the hydraulic fluid leak in hydraulic cavities.
Above-mentioned colliery hydraulic dismounting device, wherein, the bottom of the first cylinder lateral wall on described piston is provided with slotted eye, is arranged with large sealing packing ring in this slotted eye, the lateral surface of described large sealing packing ring and the internal face of the first described through hole offset, to prevent the hydraulic fluid leak in hydraulic cavities.
Above-mentioned colliery hydraulic dismounting device, wherein, be provided with identification rings at the middle part being positioned at the first cylinder lateral wall on described piston, when be moved upward in piston cylinder under the effect of piston at hydraulic oil reach maximum process time, identification rings exposes from piston cylinder top and plays reminding effect.
Above-mentioned colliery hydraulic dismounting device, wherein, the top of described wire drawing bar is the first thread segment for rotating described wire drawing bar, middle part is the second thread segment, is the 3rd thread segment bottom it;
The second described thread segment is located in the second wire drawing rod aperture on described piston and described outer the first wire drawing rod aperture put; The second described thread segment and the second described wire drawing rod aperture are for being threaded; The internal diameter of described outer the first wire drawing rod aperture put is greater than the external diameter of the second thread segment of described wire drawing bar;
The 3rd described thread segment with the axle in described housing for being threaded.
Above-mentioned colliery hydraulic dismounting device, wherein, is evenly provided with 6 grooves, for rotational hydraulic attaching/detaching apparatus at the top of described piston.
Above-mentioned colliery hydraulic dismounting device, wherein, is provided with between described jacket bottom and case top to lengthen and overlaps, to adapt to the axle of different length.
The utility model compared with prior art has the following advantages: have hydraulic pressure automatic function, can be pulled out in housing by axle by high pressure or super high pressure oil or be advanced, reach the object of dismounting axle, effectively improves dismounting efficiency, reduces the labour intensity of workman.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the overall structure schematic diagram of overcoat of the present utility model;
Fig. 3 is the overall structure schematic diagram of piston cylinder of the present utility model;
Fig. 4 is the overall structure schematic diagram of piston of the present utility model;
Fig. 5 is the overall structure schematic diagram of wire drawing bar of the present utility model;
Fig. 6 is example structure schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the utility model is further elaborated.
As shown in such as 1,2, a kind of colliery hydraulic dismounting device, for the axle be arranged in housing 9 91 is pulled out or advances, play the object of dismounting axle 91, it is characterized in that, described hydraulic dismounting device comprises: overcoat 8, and it is located at the top of described housing 9, be provided with axis hole 82 bottom it, its top is provided with the first wire drawing rod aperture 81 be communicated with described axis hole 82; Piston cylinder 7, it is located at the top of described overcoat 8, and its lateral wall is provided with screwed hole 75; Piston 2, it is located in described piston cylinder 7, and its center is provided with the second wire drawing rod aperture 22, is provided with hydraulic cavities between described piston 2 and described piston cylinder 7; Screwed hole 75 on described piston cylinder 7 and described hydraulic chamber into communication; Wire drawing bar 1, is located in the second described wire drawing rod aperture 22 and the first wire drawing rod aperture 81 in the middle part of it; The middle part of described wire drawing bar 1 is fixedly connected with the second described wire drawing rod aperture 22, and the bottom of described wire drawing bar 1 is fixedly connected with the axle 91 in described housing 9; High pressure or super high pressure oil into and out of hydraulic cavities, make piston 2 move up and down in piston cylinder 7 by described screwed hole 75, drive wire drawing bar 1 by axle 91 from pull-out in housing 9 or propelling simultaneously; Plug screw 6, it is located in the screwed hole 75 of described piston cylinder.
Be provided with bottom described overcoat 8 and between housing 9 top and lengthen cover 83, to adapt to the axle 91 of different length.
As shown in Figure 4, described piston 2 comprises: the first cylinder and be located at the second cylinder of described first cylinder bottom; Described first cylindrical external diameter is greater than described second cylindrical external diameter; Described second wire drawing rod aperture 22 runs through and is located at described first cylinder and the second cylindrical center; Described first cylindrical bottom is provided with groove 23, and this groove 23 coordinates with piston cylinder 7 and forms hydraulic cavities.
As shown in Figure 3, described piston cylinder 7 is cylinder, and its center is provided with shoulder hole, and described shoulder hole comprises the first through hole 71, second through hole 72, third through-hole 73 and the fourth hole 74 that are communicated with successively from top to bottom; The internal diameter of described first through hole 71 and the first cylindrical external diameter of described piston 2 match, and the first cylinder of described piston 2 is located in the first described through hole 71, and the groove 23 of this first cylinder bottom coordinates with described first through hole 71 and forms hydraulic cavities; The internal diameter of described second through hole 72 is greater than the second cylindrical external diameter of described piston 2, and is less than the internal diameter of described first through hole 71; The internal diameter of described third through-hole 73 and the second cylindrical external diameter of described piston 2 match; The internal diameter of described fourth hole 74 is greater than the second cylindrical external diameter of described piston 2; Second cylinder of described piston 2 is located in described the second through hole 72, third through-hole 73 and fourth hole 74.
The height of described fourth hole 7 is greater than the maximum process L that described piston 2 moves up and down in piston cylinder 7.
As shown in Fig. 1,3,4, be provided with small sealing ring 5 between the internal face of the second through hole 72 in described piston cylinder 7 and the second cylindrical outside wall surface of described piston 2, to prevent the hydraulic fluid leak in hydraulic cavities.
The bottom of the first cylinder lateral wall on described piston 2 is provided with large sealing packing ring 4, and the lateral surface of described large sealing packing ring 4 and the internal face of the first described through hole 71 offset, to prevent the hydraulic fluid leak in hydraulic cavities.
Identification rings 3 is provided with at the middle part being positioned at the first cylinder lateral wall on described piston 2.
As shown in Figure 5, the top of described wire drawing bar 1 is the first thread segment 11 for rotating described wire drawing bar 1, middle part is the second thread segment 12, is the 3rd thread segment 13 bottom it; The second described thread segment 12 is located in the second wire drawing rod aperture 22 on described piston 2 and the first wire drawing rod aperture 81 on described overcoat 8; The second described thread segment 12 and the second described wire drawing rod aperture 22 are for being threaded; The internal diameter of the first wire drawing rod aperture 81 on described overcoat 8 is greater than the external diameter of the second thread segment 12 of described wire drawing bar 1; The 3rd described thread segment 13 and the axle 91 in described housing 9 are for being threaded.
6 grooves 21 are evenly provided with, for rotational hydraulic attaching/detaching apparatus at the top of described piston 2.
As shown in Figure 6, when the utility model uses, from plug screw 6 to injection liquid force feed in hydraulic cavities, piston 2 is made in piston cylinder 7, to be moved upward to maximum process L under the effect of hydraulic oil, now identification rings 3 exposes from piston cylinder 7 top, reminds workman's axle 91 to extract out from housing 9; If desired axle 91 is pushed back in housing 9, then the hydraulic oil in hydraulic cavities is extracted out, piston 2 is moved down under the effect of hydraulic oil in piston cylinder 7 and gets back to initial position.
Although content of the present utility model has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple amendment of the present utility model and substitute will be all apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (9)
1. a colliery hydraulic dismounting device, pull out for the axle (91) that will be arranged in housing (9) or advance, play the object of dismounting axle (91), it is characterized in that, described hydraulic dismounting device comprises:
Overcoat (8), it is located at the top of described housing (9), is provided with axis hole (82) bottom it, and its top is provided with the first wire drawing rod aperture (81) be communicated with described axis hole (82);
Piston cylinder (7), it is located at the top of described overcoat (8), and its lateral wall is provided with screwed hole (75);
Piston (2), it is located in described piston cylinder (7), and its center is provided with the second wire drawing rod aperture (22), is provided with hydraulic cavities between described piston (2) and described piston cylinder (7); Screwed hole (75) on described piston cylinder (7) and described hydraulic chamber into communication;
Wire drawing bar (1), is located in the second described wire drawing rod aperture (22) and the first wire drawing rod aperture (81) in the middle part of it; The middle part of described wire drawing bar (1) is fixedly connected with the second described wire drawing rod aperture (22), and the bottom of described wire drawing bar (1) is fixedly connected with the axle (91) in described housing (9); High pressure or super high pressure oil into and out of hydraulic cavities, make piston (2) move up and down in piston cylinder (7) by described screwed hole (75), drive wire drawing bar (1) by axle (91) pull-out or propelling in housing (9) simultaneously;
Plug screw (6), it is located in the screwed hole (75) of described piston cylinder.
2. colliery as claimed in claim 1 hydraulic dismounting device, it is characterized in that, described piston (2) comprises: the first cylinder and be located at the second cylinder of described first cylinder bottom;
Described first cylindrical external diameter is greater than described second cylindrical external diameter;
Described second wire drawing rod aperture (22) runs through and is located at described first cylinder and the second cylindrical center;
Described first cylindrical bottom is provided with groove (23), and this groove (23) coordinates with piston cylinder (7) and forms hydraulic cavities.
3. colliery as claimed in claim 2 hydraulic dismounting device, it is characterized in that: described piston cylinder (7) is cylinder, its center is provided with shoulder hole, and described shoulder hole comprises the first through hole (71), the second through hole (72), third through-hole (73) and the fourth hole (74) that are communicated with successively from top to bottom;
The internal diameter of described first through hole (71) and the first cylindrical external diameter of described piston (2) match, first cylinder of described piston (2) is located in described the first through hole (71), and the groove (23) of this first cylinder bottom coordinates with described first through hole (71) and forms hydraulic cavities;
The internal diameter of described second through hole (72) is greater than the second cylindrical external diameter of described piston (2), and is less than the internal diameter of described first through hole (71);
The internal diameter of described third through-hole (73) and the second cylindrical external diameter of described piston (2) match;
The internal diameter of described fourth hole (74) is greater than the second cylindrical external diameter of described piston (2);
Second cylinder of described piston (2) is located in described the second through hole (72), third through-hole (73) and fourth hole (74).
4. colliery as claimed in claim 3 hydraulic dismounting device, it is characterized in that: be provided with small sealing ring (5) between the internal face of the second through hole (72) in described piston cylinder (7) and the second cylindrical outside wall surface of described piston (2), to prevent the hydraulic fluid leak in hydraulic cavities.
5. colliery as claimed in claim 3 hydraulic dismounting device, it is characterized in that: the bottom of the first cylinder lateral wall on described piston (2) is provided with slotted eye, large sealing packing ring (4) is arranged with in this slotted eye, the lateral surface of described large sealing packing ring (4) and the internal face of described the first through hole (71) offset, to prevent the hydraulic fluid leak in hydraulic cavities.
6. colliery as claimed in claim 5 hydraulic dismounting device, it is characterized in that: be provided with identification rings (3) at the middle part being positioned at the first cylinder lateral wall on described piston (2), when being moved upward to maximum process (L) under the effect of piston (2) at hydraulic oil in piston cylinder (7), identification rings (3) exposes from piston cylinder (7) top and plays reminding effect.
7. colliery as claimed in claim 1 hydraulic dismounting device, it is characterized in that: the top of described wire drawing bar (1) for be used for rotating described wire drawing bar (1) the first thread segment (11), be the second thread segment (12) in the middle part of it, be the 3rd thread segment (13) bottom it;
Described the second thread segment (12) is located in the second wire drawing rod aperture (22) on described piston (2) and the first wire drawing rod aperture (81) on described overcoat (8); Described the second thread segment (12) and the second described wire drawing rod aperture (22) are for being threaded; The internal diameter of the first wire drawing rod aperture (81) on described overcoat (8) is greater than the external diameter of second thread segment (12) of described wire drawing bar (1);
The 3rd described thread segment (13) and the axle (91) in described housing (9) are for being threaded.
8. colliery as claimed in claim 1 hydraulic dismounting device, is characterized in that: be evenly provided with 6 grooves (21) at the top of described piston (2), for rotational hydraulic attaching/detaching apparatus.
9. colliery as claimed in claim 1 hydraulic dismounting device, is characterized in that: be provided with to lengthen between described overcoat (8) bottom and housing (9) top and overlap (83), to adapt to the axle (91) of different length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746360.1U CN204321536U (en) | 2014-12-03 | 2014-12-03 | A kind of colliery hydraulic dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746360.1U CN204321536U (en) | 2014-12-03 | 2014-12-03 | A kind of colliery hydraulic dismounting device |
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| Publication Number | Publication Date |
|---|---|
| CN204321536U true CN204321536U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420746360.1U Active CN204321536U (en) | 2014-12-03 | 2014-12-03 | A kind of colliery hydraulic dismounting device |
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| CN (1) | CN204321536U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297710A (en) * | 2017-08-24 | 2017-10-27 | 沈阳航空航天大学 | Closed Extrusion film damper assembly tool and assembly method with certralizing ability |
| CN108453102A (en) * | 2017-09-30 | 2018-08-28 | 中国海洋石油集团有限公司 | A kind of hydraulic disassembling device |
| CN111267031A (en) * | 2020-03-13 | 2020-06-12 | 江苏核电有限公司 | Device for disassembling and assembling mechanical seal and disassembling and assembling method thereof |
-
2014
- 2014-12-03 CN CN201420746360.1U patent/CN204321536U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297710A (en) * | 2017-08-24 | 2017-10-27 | 沈阳航空航天大学 | Closed Extrusion film damper assembly tool and assembly method with certralizing ability |
| CN107297710B (en) * | 2017-08-24 | 2023-09-05 | 沈阳航空航天大学 | Closed extrusion oil film damper assembly tool with centering function and assembly method |
| CN108453102A (en) * | 2017-09-30 | 2018-08-28 | 中国海洋石油集团有限公司 | A kind of hydraulic disassembling device |
| CN111267031A (en) * | 2020-03-13 | 2020-06-12 | 江苏核电有限公司 | Device for disassembling and assembling mechanical seal and disassembling and assembling method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |