CN218708507U - Reciprocating compressor crosshead pin mounting tool - Google Patents
Reciprocating compressor crosshead pin mounting tool Download PDFInfo
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- CN218708507U CN218708507U CN202223014779.1U CN202223014779U CN218708507U CN 218708507 U CN218708507 U CN 218708507U CN 202223014779 U CN202223014779 U CN 202223014779U CN 218708507 U CN218708507 U CN 218708507U
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- hoisting frame
- frame
- hoisting
- adjusting rod
- reciprocating compressor
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Abstract
The utility model relates to the technical field of compressor part mounting tools, in particular to a reciprocating compressor crosshead pin mounting tool, which comprises an upper hoisting frame and a lower hoisting frame, wherein the upper hoisting frame and the lower hoisting frame are both L-shaped structures; the lower part of the upper hoisting frame and the upper part of the lower hoisting frame are respectively in threaded connection with the adjusting rod and are fixed through the locking nut, and the upper hoisting frame, the adjusting rod and the lower hoisting frame form a transverse U-shaped structure; the upper hoisting frame is connected with a hoisting piece in a sliding manner, the hoisting piece comprises a positioning part, the positioning part is sleeved on the upper hoisting frame, a locking bolt is arranged on the positioning part, and a hoisting ring is arranged at the upper part of the positioning part; the one end that hoist and mount frame and adjusting lever are not connected down is equipped with the connecting plate, and the connecting plate passes through fastening bolt and is connected with cross head round pin detachably, still is connected with auxiliary balance frame on the hoist and mount frame down. The structure is light, and the operation is safe, can reduce operation personnel intensity of labour and operation danger, and satisfies different space requirements, has certain commonality.
Description
Technical Field
The utility model relates to a compressor spare part mounting tool technical field, concretely relates to reciprocating compressor cross head round pin mounting tool.
Background
Reciprocating compressors, particularly large reciprocating compressors, are often required in petrochemical engineering projects, and as the overall size and piston force of the reciprocating compressors increase, the weight and size of the mounting parts also increase. For example, the crosshead pin of the 4M150 model is close to 200kg in weight, is difficult to move by manpower, cannot be directly hoisted due to the special installing position of the crosshead pin, is installed by adopting a mode of manually moving, lifting or using an auxiliary cushion block to cushion, is extremely inconvenient to operate, and is easy to cause the phenomenon of crushing and bruise of an operator. The installation mode is not only low in efficiency, but also has great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a reciprocating compressor cross head round pin mounting tool, the structure is light, and the operation is safe, can reduce operation personnel intensity of labour and operation danger, and satisfies different space requirements, has certain commonality.
The utility model discloses a reciprocating compressor crosshead pin mounting tool, which comprises an upper hoisting frame and a lower hoisting frame, wherein the upper hoisting frame and the lower hoisting frame are both L-shaped structures; the lower part of the upper hoisting frame and the upper part of the lower hoisting frame are respectively in threaded connection with the adjusting rod and are fixed through the locking nut, and the upper hoisting frame, the adjusting rod and the lower hoisting frame form a transverse U-shaped structure; the upper hoisting frame is connected with a hoisting piece in a sliding manner, the hoisting piece comprises a positioning part, the positioning part is sleeved on the upper hoisting frame, a locking bolt is arranged on the positioning part, and a hoisting ring is arranged at the upper part of the positioning part; the one end that hoist and mount frame and adjusting lever are not connected down is equipped with the connecting plate, and the connecting plate passes through fastening bolt and is connected with cross head round pin detachably, still is connected with auxiliary balance frame on the hoist and mount frame down.
The adjusting rod is rotated to adjust the screwing-in or screwing-out of the threads, so that the distance between the upper hoisting frame and the lower hoisting frame is adjusted, and after the distance is adjusted to a proper distance, the locking nut is screwed to prevent the adjusting rod from rotating, and the upper hoisting frame and the lower hoisting frame are relatively fixed; by adjusting the position of the hoisting piece on the upper hoisting frame, the crosshead pin can be kept horizontal when the hoisting ring connected with the crosshead pin is hoisted; the positioning part can be prevented from sliding on the upper hoisting frame by screwing the locking bolt; the direction of the cross head pin can be controlled through the auxiliary balancing frame, so that the mounting speed and the mounting quality are improved; after the crosshead pin is installed, the connecting plate and the crosshead pin can be disconnected by loosening the fastening bolt.
Preferably, the end of the hoisting frame, which is not connected with the adjusting rod, is provided with an anti-drop safety nut, and the anti-drop safety nut can prevent the hoisting piece from slipping from the hoisting frame, so that the hoisting operation safety is ensured.
Preferably, the L-shaped bent parts of the upper hoisting frame and the lower hoisting frame are provided with inclined struts, and the inclined struts play a role in preventing the upper hoisting frame and the lower hoisting frame from deforming.
Preferably, the auxiliary balance frame is arranged on the extension line of one end of the connecting plate, which is arranged on the lower hoisting frame, and the end part of the auxiliary balance frame is provided with a balancing weight. By utilizing the lever principle, the balancing weight plays a role in balancing the weight of the crosshead pin, and the position of a hoisting piece can be more conveniently determined by the arrangement of the balancing weight.
Preferably, the adjusting rod is provided with textures, so that the effect of increasing friction is achieved, and the force application rotation is facilitated.
Compared with the prior art, the beneficial effects of the utility model are that: by the design of the horizontal U-shaped structure, the hoisting operation can be carried out under the conditions of no hoisting point right above and narrow space; the distance between the upper hoisting frame and the lower hoisting frame can be adjusted due to the design of the adjusting rod, construction operation can be performed in different spaces, and certain universality is achieved; the operating personnel do not contact with the crosshead pin installation part in a short distance than entering the installation space, and the safety is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. hoisting a frame; 2. a hoisting frame is arranged; 3. an adjusting lever; 4. locking the nut; 5. a positioning part; 6. locking the bolt; 7. hoisting a ring; 8. a connecting plate; 9. fastening a bolt; 10. a crosshead pin; 11. an auxiliary balancing stand; 12. an anti-drop safety nut; 13. bracing; 14. and a balancing weight.
Detailed Description
The present invention now will be described more fully hereinafter with reference to the accompanying drawings.
As shown in fig. 1, the reciprocating compressor crosshead pin mounting tool of the present invention comprises an upper hoisting frame 1 and a lower hoisting frame 2, wherein the upper hoisting frame 1 and the lower hoisting frame 2 are both L-shaped structures; the lower part of the upper hoisting frame 1 and the upper part of the lower hoisting frame 2 are respectively in threaded connection with the adjusting rod 3 and are fixed through the locking nut 4, and the upper hoisting frame 1, the adjusting rod 3 and the lower hoisting frame 2 form a transverse U-shaped structure; the upper hoisting frame 1 is connected with a hoisting piece in a sliding way, the hoisting piece comprises a positioning part 5, the positioning part 5 is sleeved on the upper hoisting frame 1, a locking bolt 6 is arranged on the positioning part 5, and a hoisting ring 7 is arranged at the upper part of the positioning part 5; the end of the lower hoisting frame 2 which is not connected with the adjusting rod 3 is provided with a connecting plate 8, the connecting plate 8 is detachably connected with a crosshead pin 10 through a fastening bolt 9, and the lower hoisting frame 2 is also connected with an auxiliary balance frame 11.
An anti-drop safety nut 12 is arranged at one end of the upper hoisting frame 1, which is not connected with the adjusting rod 3.
And inclined struts 13 are arranged at the L-shaped bent parts of the upper hoisting frame 1 and the lower hoisting frame 2.
The auxiliary balance frame 11 is arranged on an extension line of one end of the lower hoisting frame 2, which is provided with a connecting plate 8, and the end part of the auxiliary balance frame 11 is provided with a balancing weight 14.
The outer wall of the adjusting rod 3 is provided with textures.
The working process is as follows: according to the size of a machine body window of the compressor, the distance between the upper hoisting frame 1 and the lower hoisting frame 2 is adjusted by rotating the adjusting rod 3 so as to adapt to an operation space, and then the locking nut 4 is locked; fixing a crosshead pin 10 to the connecting plate 8 by a fastening bolt 9; pass through hoisting ring 7 with the hoist and incite somebody to action the utility model discloses mounting tool slowly lifts by crane a lower position together with cross head pin 10 to in the position of adjustment location portion 5, use the levelness of spirit level inspection cross head pin 10, according to the position of levelness adjustment location portion 5, wait that cross head pin 10 levelness is less than or equal to 0.10mm/m when locking bolt 6 locks.
The operator controls the direction of the cross pin 10 by the auxiliary gimbal 11 to perform the mounting work of the cross pin. After the installation is completed, the fastening bolt 9 is loosened, and the connecting plate 8 is separated from the crosshead pin 10.
Claims (6)
1. A reciprocating compressor crosshead pin mounting tool is characterized by comprising an upper hoisting frame (1) and a lower hoisting frame (2), wherein the upper hoisting frame (1) and the lower hoisting frame (2) are both of L-shaped structures; the lower part of the upper hoisting frame (1) and the upper part of the lower hoisting frame (2) are respectively in threaded connection with the adjusting rod (3) and are fixed through a locking nut (4), and the upper hoisting frame (1), the adjusting rod (3) and the lower hoisting frame (2) form a transverse U-shaped structure; the upper hoisting frame (1) is connected with a hoisting piece in a sliding manner, the hoisting piece comprises a positioning part (5), the positioning part (5) is sleeved on the upper hoisting frame (1), a locking bolt (6) is arranged on the positioning part (5), and a hoisting ring (7) is arranged at the upper part of the positioning part (5); one end of the lower hoisting frame (2) which is not connected with the adjusting rod (3) is provided with a connecting plate (8), the connecting plate (8) is detachably connected with a crosshead pin (10) through a fastening bolt (9), and the lower hoisting frame (2) is further connected with an auxiliary balance frame (11).
2. Reciprocating compressor crosshead pin installation tool according to claim 1, characterized in that the end of the upper hoist frame (1) not connected to the adjusting rod (3) is provided with an anti-drop safety nut (12).
3. Reciprocating compressor crosshead pin installation tool according to claim 1, characterized in that the upper and lower hoisting frame (1, 2) are provided with braces (13) at the L-shaped bend.
4. Reciprocating compressor crosshead pin installation tool according to claim 1, characterised in that the auxiliary balancing frame (11) is provided on the extension line of the end of the lower hoisting frame (2) where the connection plate (8) is provided.
5. Reciprocating compressor crosshead pin mounting tool according to claim 4, characterized in that the end of the auxiliary balancing frame (11) is provided with a counterweight (14).
6. Reciprocating compressor cross-head pin mounting tool according to claim 1, characterized in that the adjusting rod (3) outer wall is provided with a texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014779.1U CN218708507U (en) | 2022-11-14 | 2022-11-14 | Reciprocating compressor crosshead pin mounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014779.1U CN218708507U (en) | 2022-11-14 | 2022-11-14 | Reciprocating compressor crosshead pin mounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218708507U true CN218708507U (en) | 2023-03-24 |
Family
ID=85616403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223014779.1U Active CN218708507U (en) | 2022-11-14 | 2022-11-14 | Reciprocating compressor crosshead pin mounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218708507U (en) |
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2022
- 2022-11-14 CN CN202223014779.1U patent/CN218708507U/en active Active
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