CN211967291U - Special tool for hydraulic connecting device - Google Patents
Special tool for hydraulic connecting device Download PDFInfo
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- CN211967291U CN211967291U CN201922490080.4U CN201922490080U CN211967291U CN 211967291 U CN211967291 U CN 211967291U CN 201922490080 U CN201922490080 U CN 201922490080U CN 211967291 U CN211967291 U CN 211967291U
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- ratchet wheel
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Abstract
The utility model discloses a special tool for a hydraulic connecting device, which comprises a ratchet wheel, a shell sleeved on the ratchet wheel and a ratchet wheel pin, wherein the ratchet wheel comprises an upper ratchet wheel and a lower ratchet wheel, the shell comprises an upper shell and a lower shell, the upper shell and the lower shell are detachably connected, and the ratchet wheel and the shell can rotate relatively; one side of the ratchet wheel close to the shell is provided with a plurality of ratchet wheel grooves, and the other side of the ratchet wheel close to the shell is fixedly connected with a cylindrical pin; the shell is provided with a through hole, a cylindrical fixing piece with an upper opening and a lower opening is fixedly connected above the through hole, the ratchet pin penetrates through the fixing piece and the through hole and then is meshed with the ratchet groove, the inner wall of the fixing piece is provided with a convex edge, a compression spring is arranged between the convex edge and the shell, and the compression spring is sleeved on the ratchet pin to enable the ratchet pin to be abutted against the ratchet groove; the outer side of the shell is fixedly connected with a grip. The utility model provides a special frock of hydraulic coupling device utilizes ratchet theory of operation, has realized the continuous adjustment of hydraulic coupling device pressure body, has improved work efficiency, has guaranteed the installation or the maintenance speed of equipment.
Description
Technical Field
The utility model belongs to the technical field of the frock structure technique and specifically relates to a special frock of hydraulic coupling device.
Background
Along with the increasing of the processing amount of the device, the compressor also tends to develop in a large-scale direction, most of the connection modes of the crosshead and the piston rod of the existing reciprocating compressor are hydraulic connection, the thread screwing amount of a pressure body of the hydraulic device is required to be adjusted to adjust the dead point gap of the piston during installation or maintenance, the whole circle of the thread cannot be screwed in by using a tool due to the narrow working space, the work is generally completed by using a hook spanner, the hook spanner can only rotate a small angle once by screwing, the adjustment of the dead point gap in the direction of one cylinder needs to consume one hour, and the working efficiency is low; moreover, the large reciprocating compressor is generally provided with a plurality of cylinders, so that a large amount of time is consumed for completing the adjustment of the pressure body of one compressor, the working efficiency is greatly reduced, and the installation or maintenance progress is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a frock that is used for reciprocating compressor cross head and piston rod hydraulic pressure connecting device pressure body to adjust has shortened operating time, has improved work efficiency.
The utility model adopts the technical proposal that:
a special tool for a hydraulic connecting device comprises a ratchet wheel, a shell sleeved on the ratchet wheel and a ratchet wheel pin, wherein the ratchet wheel comprises an upper ratchet wheel and a lower ratchet wheel, the shell comprises an upper shell and a lower shell, the upper shell and the lower shell are detachably connected, and the ratchet wheel and the shell can rotate relatively; one side of the ratchet wheel close to the shell is provided with a plurality of ratchet wheel grooves, and the other side of the ratchet wheel is fixedly connected with a cylindrical pin; the shell is provided with a through hole, a cylindrical fixing piece with an upper opening and a lower opening is fixedly connected above the through hole, the ratchet pin penetrates through the fixing piece and the through hole and then is meshed with the ratchet groove, the inner wall of the fixing piece is provided with a convex edge, a compression spring is arranged between the convex edge and the shell, the compression spring is sleeved on the ratchet pin, the upper end of the compression spring is fixedly connected with the convex edge, and the lower end of the compression spring is fixedly connected with the ratchet pin, so that the ratchet pin is abutted against the ratchet groove; the outer side of the shell is fixedly connected with a grip.
The special tool for the hydraulic connecting device utilizes the working principle of a ratchet wheel, a cylindrical pin on the inner side of the ratchet wheel is clamped in a reserved rotary hole of a pressure body part of the hydraulic connecting device, an upper shell and a lower shell are connected and sleeved on the ratchet wheel, and the ratchet wheel pin is meshed with a ratchet wheel groove, so that the shell transmits power to the ratchet wheel and further transmits power to the pressure body; when the handle is rotated clockwise, the pressure body can be driven to rotate, and when the handle is rotated anticlockwise, the ratchet wheel is still, the shell rotates anticlockwise to enable the ratchet wheel pin to withdraw from the ratchet wheel groove, and after the shell rotates for a certain angle, the ratchet wheel pin is meshed with the next ratchet wheel groove under the action of the spring; the continuous adjustment of the pressure body can be realized by repeatedly shaking the grip, and the working efficiency is greatly improved.
Preferably, a groove is formed in the inner side of the shell along the circumferential direction, and the ratchet wheel is arranged in the groove; the groove has a limiting effect on the ratchet wheel, and the ratchet wheel is prevented from being separated from the shell in the working process.
Preferably, two opposite sides of the upper end of the fixing piece are provided with guide grooves along the axial direction, the upper end of the ratchet pin is fixed with an anti-rotation pin, and the anti-rotation pin can move up and down in the guide grooves; the rotation-preventing pin prevents the ratchet pin from rotating in the working process, so that the ratchet pin cannot be well meshed with the ratchet groove, and the working efficiency is influenced.
Preferably, the upper housing and the lower housing are detachably connected by a locking bolt.
The utility model provides a special tool for a hydraulic connecting device, which realizes the continuous adjustment of a pressure body of the hydraulic connecting device by utilizing the working principle of a ratchet wheel; the ratchet wheel is divided into two parts, so that the difficulty of assembling the tool on a working site is solved; the working time is effectively shortened, the working efficiency is improved, and the installation or maintenance speed of the equipment is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1;
FIG. 4 is a schematic view of the three-dimensional disassembled structure of the present invention;
fig. 5 is a top view of the ratchet pin, the rotation prevention pin and the fixing member of the present invention.
Reference numerals: 1. a ratchet wheel; 101. an upper ratchet wheel; 102. a lower ratchet wheel; 2. a housing; 201. an upper housing; 202. a lower housing; 3. a ratchet pin; 4. a ratchet groove; 5. a cylindrical pin; 6. a through hole; 7. a fixing member; 8. a convex edge; 9. a compression spring; 10. a grip; 11. a groove; 12. locking the bolt; 13. a guide groove; 14. an anti-rotation pin; 15. a pin hole; 16. a snap ring.
Detailed Description
In order to enable those skilled in the art to better understand the present invention, the following detailed description of the invention is provided in conjunction with the accompanying drawings.
A special tool for a hydraulic connecting device comprises a ratchet wheel 1, a shell 2 sleeved on the ratchet wheel 1 and a ratchet pin 3, wherein the ratchet wheel 1 consists of an upper ratchet wheel 101 and a lower ratchet wheel 102, the shell 2 consists of an upper shell 21 and a lower shell 22, the upper shell 201 and the lower shell 202 are detachably connected through a locking bolt 12, a groove 11 is formed in the inner side of the shell 2 along the circumferential direction, and the ratchet wheel 1 is arranged in the groove 11; the ratchet wheel 1 and the shell 2 can rotate relatively; a plurality of ratchet grooves 4 are formed in one side of the ratchet 1 close to the shell 2, and a cylindrical pin 5 is fixedly connected to the other side of the ratchet; a through hole 6 is formed in the shell 2, a cylindrical fixing piece 7 with an upper opening and a lower opening is fixedly connected above the through hole 6, the ratchet pin 3 penetrates through the fixing piece 7 and the through hole 6 and then is meshed with the ratchet groove 4, a convex edge 8 is arranged on the inner wall of the fixing piece 7, a compression spring 9 is arranged between the convex edge 8 and the shell 2, the compression spring 9 is sleeved on the ratchet pin 3, a clamping ring 16 is fixedly sleeved on the ratchet pin 3, the upper end of the compression spring 9 is fixedly connected with the bottom surface of the convex edge 8, and the lower end of the compression spring is fixedly connected with the clamping ring 16, so that the ratchet pin 3 is abutted against the ratchet groove 4; the outer side of the shell 2 is fixedly connected with a handle 10; guide grooves 13 are formed in two opposite sides of the upper end of the fixing piece 7 in the axial direction, pin holes 15 are formed in the upper end of the ratchet pin 3, anti-rotation pins 14 are inserted into the pin holes 15, the anti-rotation pins 14 can move up and down in the guide grooves 13, and the guide grooves 13 play a limiting role in the anti-rotation pins 14 to prevent the ratchet pin 3 from rotating in the working process, so that the lower end of the ratchet pin cannot be well meshed with the ratchet groove 4.
When the hydraulic connecting device works, the cylindrical pins 5 on the inner sides of the upper ratchet 101 and the lower ratchet 102 are clamped in the reserved rotating holes of the pressure body part of the hydraulic connecting device, the upper ratchet 101 and the lower ratchet 102 form a complete ratchet 1, the upper shell 201 and the lower shell 202 are sleeved on the ratchet 1, the ratchet 1 is arranged in the grooves 11 on the inner sides of the upper shell 201 and the lower shell 202, and the upper shell 201 and the lower shell 202 are connected in a locking mode through the locking bolts 12 to form the shell 2; adjusting the relative position of the shell 2 and the ratchet 1 to enable the ratchet pin 3 to be meshed with the ratchet groove 4, rotating the handle 10 clockwise, pushing the ratchet groove 4 to rotate by the shell 2 through the ratchet pin 3, and driving the pressure body to rotate by the ratchet 1 through the cylindrical pin 5; when the handle 10 is rotated anticlockwise, the ratchet 1 is still because the pressure body has certain tightness and unidirectionality of the ratchet groove 4, the shell 2 rotates anticlockwise to force the ratchet pin 3 to withdraw from the ratchet groove 4, and the ratchet pin 3 is meshed with the next ratchet groove 4 under the action of the compression spring 9 after rotating a certain angle; the continuous adjustment of the pressure body can be realized by repeatedly shaking the handle. The handle 10 is turned over, so that the opposite rotation adjustment of the pressure body can be realized.
It is right above the utility model provides a special frock of hydraulic coupling device has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be subject to several improvements and modifications, which also fall within the scope of the claims of the present invention.
Claims (4)
1. The special tool for the hydraulic connecting device is characterized by comprising a ratchet wheel, a shell sleeved on the ratchet wheel and a ratchet wheel pin, wherein the ratchet wheel consists of an upper ratchet wheel and a lower ratchet wheel; one side of the ratchet wheel close to the shell is provided with a plurality of ratchet wheel grooves, and the other side of the ratchet wheel is fixedly connected with a cylindrical pin; the shell is provided with a through hole, a cylindrical fixing piece with an upper opening and a lower opening is fixedly connected above the through hole, the ratchet pin penetrates through the fixing piece and the through hole and then is meshed with the ratchet groove, the inner wall of the fixing piece is provided with a convex edge, a compression spring is arranged between the convex edge and the shell, and the compression spring is sleeved on the ratchet pin to enable the ratchet pin to be abutted against the ratchet groove; the outer side of the shell is fixedly connected with a grip.
2. The tooling special for the hydraulic connecting device according to claim 1, wherein a groove is circumferentially arranged on the inner side of the shell, and the ratchet wheel is arranged in the groove.
3. The tooling special for the hydraulic connecting device according to claim 1, wherein two opposite sides of the upper end of the fixing piece are provided with guide grooves along the axial direction, and an anti-rotating pin is fixed at the upper end of the ratchet pin and can move up and down in the guide grooves.
4. The tooling special for the hydraulic connecting device according to claim 1, wherein the upper shell and the lower shell are detachably connected through a locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922490080.4U CN211967291U (en) | 2019-12-31 | 2019-12-31 | Special tool for hydraulic connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922490080.4U CN211967291U (en) | 2019-12-31 | 2019-12-31 | Special tool for hydraulic connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211967291U true CN211967291U (en) | 2020-11-20 |
Family
ID=73369377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922490080.4U Active CN211967291U (en) | 2019-12-31 | 2019-12-31 | Special tool for hydraulic connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211967291U (en) |
-
2019
- 2019-12-31 CN CN201922490080.4U patent/CN211967291U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shandong Guoneng Petrochemical Import and Export Co.,Ltd. Assignor: LIHUA YILIJIN REFINERY Co.,Ltd. Contract record no.: X2022980025590 Denomination of utility model: A special tool for hydraulic connection device Granted publication date: 20201120 License type: Common License Record date: 20221212 |
|
| EE01 | Entry into force of recordation of patent licensing contract |