CN220446345U - Combined tool for overhauling reciprocating machine - Google Patents
Combined tool for overhauling reciprocating machine Download PDFInfo
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- CN220446345U CN220446345U CN202321726738.7U CN202321726738U CN220446345U CN 220446345 U CN220446345 U CN 220446345U CN 202321726738 U CN202321726738 U CN 202321726738U CN 220446345 U CN220446345 U CN 220446345U
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- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000009434 installation Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000008439 repair process Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 210000004907 gland Anatomy 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
Abstract
The utility model relates to the technical field of assembly, in particular to a combined tool for overhauling a reciprocating machine. Comprises a lifting mechanism, a rotating mechanism and a pitching mounting mechanism; the lifting mechanism is arranged on the movable trolley, and the rotating mechanism is arranged at the upper part of the lifting mechanism; the pitching mounting mechanism is arranged at the upper part of the rotating mechanism and is used for assisting in mounting and dismounting the valve cover; the pitching mounting mechanism comprises a supporting plate, an angle adjusting bolt and a guide pin; the support plate is provided with an arc-shaped guide groove, the guide pin is arranged in the guide groove, the support plate is arranged on the rotating mechanism through a pitching hinge, and the lower part of the support plate is used for adjusting the angle of the support plate through an angle adjusting bolt. The utility model has the advantages of simple structure, low manufacturing cost, good labor-saving effect, safety, reliability, easy popularization, solving the technical defects of the prior proposal, being used for units or large units during maintenance or rush repair, and having the characteristics of time saving, labor saving, safe use and easy combination.
Description
Technical Field
The utility model relates to the technical field of assembly, in particular to a combined tool for overhauling a reciprocating machine.
Background
At present, for the reciprocating compressor, especially for the large-scale reciprocating machine, the positions of the bottom air valve and the side air valve are compact in design and narrow in space due to the problems of design, surrounding pipelines and the like, and the disassembly and assembly of the air valve, the valve housing and the valve cover are generally completed by manpower. Particularly, the lower valve cover is assembled and disassembled, and the volume and the weight are large, so that the lower valve cover needs to be matched by a plurality of people, but the lower valve cover is contrary to a narrow space, and the problem of assembling and disassembling is always a difficult problem. Often consume a large amount of manpower, and often appear crowding hand, pounding incident such as foot easily.
Disclosure of Invention
The utility model provides a combined tool for overhauling a reciprocating machine, and aims to facilitate the installation of a valve cover.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a combined tool for overhauling a reciprocating machine, which comprises a lifting mechanism, a rotating mechanism and a pitching mounting mechanism, wherein the lifting mechanism is used for lifting the reciprocating machine;
the lifting mechanism is arranged on the movable trolley, and the rotating mechanism is arranged at the upper part of the lifting mechanism; the pitching mounting mechanism is arranged at the upper part of the rotating mechanism and is used for assisting in mounting and dismounting the valve cover;
the pitching mounting mechanism comprises a supporting plate, an angle adjusting bolt and a guide pin; the support plate is provided with an arc-shaped guide groove, the guide pin is arranged in the guide groove, the support plate is arranged on the rotating mechanism through a pitching hinge, and the lower part of the support plate is used for adjusting the angle of the support plate through an angle adjusting bolt.
In an embodiment, the lifting mechanism comprises a quadrilateral lifting arm and a positive and negative screw rod, the connection points of the four sides of the quadrilateral lifting arm are hinged, the connection point of the lower part of the quadrilateral lifting arm is hinged through a connection plate, and the connection plate I is fixed on the movable trolley; the upper connecting point of the quadrilateral lifting arm is hinged through a second connecting plate, and a rotating mechanism is arranged on the second connecting plate; the left and right connection points of the quadrilateral lifting arm are respectively connected through a connection pin, and threads with opposite rotation directions are arranged on the two connection pins; the left end and the right end of the positive and negative screw rod are provided with threads with opposite rotation directions, and the positive and negative screw rod is connected with the two connecting pins in a matched mode.
In an embodiment, two connecting arms at the lower part of the quadrangle are respectively connected with a connecting plate through a rotating shaft in a hinge mode, gears are respectively fixed at the end parts of the two connecting arms, the two gears are meshed, and the rotating platform above the quadrangle lifting arm is ensured to keep a horizontal posture with the trolley in the lifting process.
In an embodiment, the rotating mechanism comprises a rotating platform, a circular flat plate with a shaft and a bearing, wherein the rotating platform is fixedly arranged on the second connecting plate, a bearing hole is formed in the rotating platform, the outer ring of the bearing is matched with the bearing hole, the inner ring of the bearing is matched with a hollow shaft of the circular flat plate with the shaft, and an internal thread is arranged on the hollow shaft.
In an embodiment, still be provided with compensation mechanism between rotary mechanism and the every single move installation mechanism, compensation mechanism includes spring, telescopic link, sleeve and sleeve base, sleeve base lower part is fixed to be provided with the threaded rod, and the threaded rod is used for installing on the internal thread on the hollow shaft, be provided with the spring in the sleeve, the telescopic link passes the sleeve and presses on the spring, sleeve and sleeve base threaded connection.
In an embodiment, one end of the angle adjusting bolt is hinged with the supporting plate and is in threaded connection with the expansion plate, and the angle of the supporting plate is adjusted by adjusting the angle adjusting bolt.
The beneficial effects achieved by the utility model are as follows:
the combined tool for overhauling the reciprocating machine has the advantages of simple structure, low manufacturing cost, good labor-saving effect, safety, reliability and easy popularization, solves the technical defects of the prior scheme, is used for a machine set or a large-scale machine set during overhauling or rush repair, and has the characteristics of time and labor saving, safe use and easy combination.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an exploded construction of a cluster tool for servicing a reciprocating machine;
FIG. 2 is a block diagram of an embodiment of a cluster tool for servicing a reciprocating machine;
FIG. 3 is a perspective two-block diagram of a cluster tool implementation for servicing a reciprocating machine;
in the figure, 1, a guide pin; 2. a supporting plate; 3. an angle adjusting bolt; 4. a telescopic rod; 5. a spring; 6. a threaded rod; 7. an internal thread; 8. a mounting hole; 9. a quadrilateral lifting arm; 10. a movable trolley; 11. a universal wheel; 12. a sleeve; 13. a sleeve base; 14. round flat plate with shaft; 15. rotating the platform; 16. a positive and negative screw rod; 17. a gear; 18. a first connecting plate; 19. a second connecting plate; 20. a bearing gland bolt; 21. an arc-shaped guide groove; 22. and (5) a bearing gland.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1 to 3, the present utility model provides a combination tool for servicing a reciprocating machine, comprising a lifting mechanism, a rotating mechanism and a pitching mounting mechanism;
the lifting mechanism is arranged on the movable trolley 10, and the rotating mechanism is arranged at the upper part of the lifting mechanism; the pitching mounting mechanism is arranged at the upper part of the rotating mechanism and is used for assisting in mounting and dismounting the valve cover;
the pitching mounting mechanism comprises a supporting plate 2, an angle adjusting bolt 3 and a guide pin 1; an arc-shaped guide groove 21 is formed in the supporting plate 2, the guide pin 1 is arranged in the guide groove, the supporting plate 2 is arranged on the rotating mechanism through a pitching hinge, and the angle of the supporting plate 2 is adjusted by the lower portion of the supporting plate 2 through an angle adjusting bolt 3.
The lifting mechanism comprises a quadrilateral lifting arm 9 and a positive and negative screw rod 16, the connection points of the four sides of the quadrilateral lifting arm 9 are hinged, the connection point of the lower part of the quadrilateral lifting arm 9 is hinged through a first connection plate 18, and the first connection plate 18 is fixed on the movable trolley 10; the upper connecting point of the quadrilateral lifting arm 9 is hinged through a second connecting plate 19, and a rotating mechanism is arranged on the second connecting plate 19; the left and right connection points of the quadrilateral lifting arm 9 are respectively connected through connection pins, and threads with opposite rotation directions are arranged on the two connection pins; the left and right ends of the positive and negative screw rods 16 are provided with threads with opposite rotation directions, and the positive and negative screw rods 16 are connected with two connecting pins in a matching way.
The lower two connecting arms of the quadrangle are respectively connected with the first connecting plate 18 through a rotating shaft in a hinged manner, the end parts of the two connecting arms are respectively fixed with a gear 17, the two gears 17 are meshed, and the rotating platform 15 on the quadrangle lifting arm 9 is ensured to keep a horizontal posture with the trolley in the lifting process.
The rotary mechanism comprises a rotary platform 15, a circular flat plate 14 with a shaft and a bearing, wherein the rotary platform 15 is fixedly arranged on a second connecting plate 19, a bearing hole is formed in the rotary platform 15, the outer ring of the bearing is matched with the bearing hole, the inner ring of the bearing is matched with a hollow shaft of the circular flat plate 14 with the shaft, and an internal thread 7 is arranged on the hollow shaft.
The telescopic device is characterized in that a compensation mechanism is further arranged between the rotation mechanism and the pitching installation mechanism, the compensation mechanism comprises a spring 5, a telescopic rod 4, a sleeve 12 and a sleeve base 13, a threaded rod 6 is fixedly arranged at the lower portion of the sleeve base 13, the threaded rod 6 is used for being installed on an internal thread 7 on a hollow shaft, the spring 5 is arranged in the sleeve 12, the telescopic rod 4 penetrates through the sleeve 12 and is pressed on the spring 5, and the sleeve 12 is in threaded connection with the sleeve base 13.
One end of the angle adjusting bolt 3 is hinged with the supporting plate 2 and is in threaded connection with the expansion plate, and the angle of the supporting plate 2 is adjusted by adjusting the angle adjusting bolt 3.
In the first embodiment, as shown in fig. 2, when the bottom valve cover of the compressor is installed, the front and back screws 16 can be screwed by a suitable tool or an electric wrench to drop the rotary platform 15 and locate at a relatively low position, at this time, the valve cover can be aligned with the center of the circular flat plate 14 with the shaft according to the installation direction, and a small circular protrusion can be added on the back of the valve cover to facilitate centering. After the valve is placed, the trolley/valve cover is slightly pushed to the position right below the valve cavity to be installed, the valve cavity is easily realized through the universal wheel 11, the front and back screw rods 16 are screwed by a proper tool or an electric wrench, the valve cover is stably lifted, when the valve cover is upwards approaching to the installation position, the valve cover is slightly rotated, the circular flat plate 14 with the shaft on the rotating platform 15 can rotate along with the rotation of the valve cover, the bolts of each valve cover penetrate into the bolt holes on the valve cover, the valve cover is continuously lifted until the valve cover reaches the correct installation position, the screw is tightly pulled out of the trolley, and the installation is completed.
In the second embodiment, as shown in fig. 3, when the side air valve of the compressor is installed, the components in fig. 1 should be combined for use because the side air valve is positioned higher and generally has an unequal oblique angle of 45-55 degrees with the ground. The threaded rod 6 is screwed onto the internal thread 7 of the hollow shaft and reaches a certain preload, at which point the state of the assembly will cover the mounting hole 8 so that it can no longer be removed by means of the bearing cap bolt 20. After the tool combination is finished, the installation diameter (which is slightly smaller than the valve cover bolt hole), the positions and the number of the guide pins 1 are determined according to the actual condition of the equipment (if the highest point of the valve cover installation hole 8 on the machine body is a hole, the guide pins 1 are installed at the center of the arc-shaped guide groove 21, if the two holes are symmetrically arranged, the two guide pins 1 are installed on the arc-shaped guide groove 21, and the guide pins are evenly and separately screwed according to the actual condition), so that the combined tool can adapt to most units through the adjustment. The wrench is used for screwing the prismatic design at the top of the guide pin 1, so that the guide pin 1 can be conveniently fixed at any position of the arc-shaped guide groove 21 on the supporting plate 2, and the arc-shaped guide groove 21 can play a role in preventing the locking nut of the guide pin 1 from rotating. After the position of the guide pin 1 is adjusted and locked, the valve cover can be placed on the supporting plate 2, at this time, because the guide pin 1 can pass through the bolt hole of the valve cover, the position of the valve cover on the supporting plate 2 can be limited, and the angle of the supporting plate 2/the valve cover can be limited by the angle adjusting bolt 3 connected through the hinge, when the angle and the position are basically adjusted, the front and back screw rods 16 are screwed by a proper tool or an electric spanner, so that the valve cover approaches to the installation position as close as possible to the valve cavity opening angle, and the spring 5 under the telescopic rod 4 exists in a compression state exactly balanced with the weight of the valve cover under the action of the valve cover and part of tool components, at this time, whether the valve cover is pressed downwards or lifted upwards, the spring 5 has a certain assistance/compensation function on the weight of the valve cover, so as to achieve the purpose of saving labor. And the bolts are screwed down, so that the installation is finished easily.
The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (6)
1. A combination tool for overhauling a reciprocating machine is characterized in that: comprises a lifting mechanism, a rotating mechanism and a pitching mounting mechanism;
the lifting mechanism is arranged on the movable trolley (10), and the rotating mechanism is arranged at the upper part of the lifting mechanism; the pitching mounting mechanism is arranged at the upper part of the rotating mechanism and is used for assisting in mounting and dismounting the valve cover;
the pitching mounting mechanism comprises a supporting plate (2), an angle adjusting bolt and a guide pin (1); an arc-shaped guide groove (21) is formed in the supporting plate (2), the guide pin (1) is arranged in the guide groove, the supporting plate (2) is arranged on the rotating mechanism through a pitching hinge, and the lower portion of the supporting plate (2) is used for adjusting the angle of the supporting plate (2) through an angle adjusting bolt.
2. A combination tool for servicing a reciprocating machine as in claim 1 wherein: the lifting mechanism comprises a quadrilateral lifting arm (9) and a forward and backward screw rod (16), the connection points of the four sides of the quadrilateral lifting arm (9) are hinged, the connection point of the lower part of the quadrilateral lifting arm (9) is hinged through a first connection plate (18), and the first connection plate (18) is fixed on the movable trolley (10); the upper connecting point of the quadrilateral lifting arm (9) is hinged through a second connecting plate (19), and a rotating mechanism is arranged on the second connecting plate (19); the left and right connection points of the quadrilateral lifting arm (9) are respectively connected through a connecting pin, and threads with opposite screwing directions are arranged on the two connecting pins; the left end and the right end of the positive and negative screw rod (16) are provided with threads with opposite rotation directions, and the positive and negative screw rod (16) is connected with two connecting pins in a matching way.
3. A combination tool for servicing a reciprocating machine as in claim 2 wherein: the lower two connecting arms of the quadrangle are respectively connected with the first connecting plate (18) through a rotating shaft in a hinged manner, the end parts of the two connecting arms are respectively fixed with a gear (17), the two gears (17) are meshed, and the rotating platform (15) on the quadrangle lifting arm (9) is ensured to keep a horizontal posture with the trolley in the lifting process.
4. A combination tool for servicing a reciprocating machine as in claim 1 wherein: the rotary mechanism comprises a rotary platform (15), a circular flat plate (14) with a shaft and a bearing, wherein the rotary platform (15) is fixedly arranged on a second connecting plate (19), a bearing hole is formed in the rotary platform (15), the outer ring of the bearing is matched with the bearing hole, the inner ring of the bearing is matched with a hollow shaft of the circular flat plate (14) with the shaft, and an internal thread (7) is arranged on the hollow shaft.
5. A combination tool for servicing a reciprocating machine as defined in claim 4 wherein: still be provided with compensation mechanism between rotary mechanism and the every single move installation mechanism, compensation mechanism includes spring (5), telescopic link (4), sleeve (12) and sleeve base (13), sleeve base (13) lower part is fixed to be provided with threaded rod (6), and threaded rod (6) are used for installing on hollow epaxial internal thread (7), be provided with spring (5) in sleeve (12), telescopic link (4) pass sleeve (12) and press on spring (5), sleeve (12) and sleeve base (13) threaded connection.
6. A combination tool for servicing a reciprocating machine in accordance with claim 5 wherein: one end of the angle adjusting bolt is hinged with the supporting plate (2) and is in threaded connection with the expansion plate, and the angle of the supporting plate (2) is adjusted by adjusting the angle adjusting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321726738.7U CN220446345U (en) | 2023-07-04 | 2023-07-04 | Combined tool for overhauling reciprocating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321726738.7U CN220446345U (en) | 2023-07-04 | 2023-07-04 | Combined tool for overhauling reciprocating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220446345U true CN220446345U (en) | 2024-02-06 |
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ID=89738732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321726738.7U Active CN220446345U (en) | 2023-07-04 | 2023-07-04 | Combined tool for overhauling reciprocating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220446345U (en) |
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2023
- 2023-07-04 CN CN202321726738.7U patent/CN220446345U/en active Active
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