Safe and efficient assembly and disassembly tool for reciprocating compressor stuffing box sliding bearing platform

Abstract

The utility model relates to the technical field of compressor maintenance, in particular to a safe and efficient assembly and disassembly tool for a sliding bearing platform of a stuffing box of a reciprocating compressor. The device comprises a bearing platform, a plurality of universal wheel mechanisms are mounted at the bottom of the bearing platform, one end of the bearing platform is connected with a stuffing box support through a lifting mechanism, and two stuffing box positioning bearing blocks with adjustable positions are symmetrically connected to the upper portion of the other end of the bearing platform. Maintenance staff can conveniently and safely disassemble and assemble the reciprocating compressor stuffing box, operation is convenient, time and labor are saved, safety and reliability are achieved, and maintenance efficiency is high.

Description

Technical field:

[0001] The utility model relates to the technical field of compressor maintenance, in particular to a safe and efficient disassembly and assembly tool for a sliding bearing platform of a stuffing box of a reciprocating compressor. Background technology:

[0002] The packing of reciprocating compressors is a vulnerable part with a high failure rate. Once a leak occurs, it must be repaired in time. During the disassembly and assembly of the stuffing box, maintenance personnel are limited by the cavity space of the connecting tube components. It is difficult to ensure the installation quality by relying on simple tools such as the original crowbar and wooden square. Multiple people collaborate, the operation is not uniform, and the maintenance period is long. It often takes 1.3-2.0 hours to disassemble and assemble the stuffing box. Maintenance personnel are often injured by bumps and collisions, the operation risk is high, the labor intensity of employees is high, it is time-consuming and labor-intensive, the maintenance efficiency is low, and the quality cannot be guaranteed. Utility model content:

[0003] The technical problem to be solved by the utility model is to provide a safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool, which makes it convenient for maintenance workers to safely disassemble and assemble the reciprocating compressor stuffing box body, is easy to operate, saves time and effort, is safe and reliable, and has high maintenance efficiency.

[0004] The technical solution adopted by the utility model is: a safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool, comprising a bearing platform, a plurality of universal wheel mechanisms are installed at the bottom of the bearing platform, one end of the bearing platform is connected to the stuffing box support bracket through a lifting mechanism, and the other end of the bearing platform is symmetrically connected to the upper part with two stuffing box positioning bearing blocks whose positions can be adjusted;

[0005] The lifting mechanism comprises two folding telescopic frames correspondingly arranged on both sides of the stuffing box support bracket, the left-end hinges of the two folding telescopic frames are connected by a left connecting rod, and the right-end hinges of the two folding telescopic frames are connected by a right connecting rod, and the adjusting screws are sequentially inserted into and connected with the reverse threaded hole of the left connecting rod and the positive threaded hole of the right connecting rod;

[0006] The hinged piece at the upper right end of the folding telescopic frame is hinged to the upper connecting plate, and the hinged piece at the upper left end of the folding telescopic frame extends into the slide groove of the upper connecting plate and can move along the slide groove; the hinged piece at the lower right end of the folding telescopic frame is hinged to the lower connecting plate, and the hinged piece at the lower left end of the folding telescopic frame extends into the slide groove of the lower connecting plate and can move along the slide groove;

[0007] The two upper connecting plates are respectively fixed on both sides of the stuffing box support bracket, the two lower connecting plates are connected to each other, and the lower connecting plate close to the bearing platform side is fixed on the bearing platform.

[0008] Furthermore, the bearing platform is a square frame-shaped bearing platform with a hollow middle portion.

[0009] Furthermore, the stuffing box support bracket includes a supporting crossbeam and limit blocks arranged on the upper parts of both sides of the supporting crossbeam, and the inner side of the limit blocks is designed with an arc surface matching the outer wall of the stuffing box.

[0010] Furthermore, the stuffing box positioning bearing block includes a positioning body, which has an adjustment hole, through which the positioning bolt passes to connect with the bearing platform, the adjustment hole of the positioning body moves along the positioning bolt to adjust the position and the positioning body is fixed to the bearing platform by the positioning bolt, and a positioning bearing block is designed on the upper inner side of the positioning body, and the inner side of the positioning bearing block is designed as a limiting inclined surface.

[0011] Furthermore, the folding telescopic frame includes active rods I and II which are cross-arranged and centrally hinged, active rods III and IV are respectively arranged in parallel on the upper and lower parts of active rod I, active rods V and VI are respectively arranged in parallel on the upper and lower parts of active rod II, two ends of active rod III are respectively hinged to the upper ends of active rod II and active rod VI, two ends of active rod V are respectively hinged to the upper ends of active rod I and active rod IV, the lower end of active rod I is hinged to the lower end of active rod VI, and the lower end of active rod II is hinged to the lower end of active rod IV.

[0012] Furthermore, the universal wheel mechanism adopts a universal ball.

[0013] The beneficial effects of the utility model are:

[0014] 1. Simple structure, easy operation, time-saving and labor-saving, safe and reliable, high maintenance efficiency. The height of the stuffing box support can be adjusted by the lifting mechanism, and it can be used for the disassembly and maintenance of the stuffing box of different models.

[0015] 2. Through on-site practical application, the disassembly and assembly process was very smooth, convenient and fast. The entire disassembly and assembly process was completed in 30 minutes and the machine was started successfully once. It not only ensures quality but also improves efficiency. The compressor stuffing box disassembly and assembly tool is simple and fast to operate, has a wide range of uses, and is highly applicable. It can be used for the disassembly and assembly of different reciprocating compressor stuffing boxes. Description of the drawings:

[0016] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 It is a structural diagram of the lifting mechanism.

[0019] Figure 3 It is a schematic diagram of the lifting mechanism when it is descending.

[0020] Figure 4 It is a structural schematic diagram of the universal wheel mechanism. Specific implementation method:

[0021] like Figure 1 As shown, a safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool comprises a bearing platform 1, a plurality of universal wheel mechanisms 9 are installed at the bottom of the bearing platform 1, one end of the bearing platform 1 is connected to the stuffing box support 2 through a lifting mechanism, and the other end of the bearing platform 1 is symmetrically connected to the upper part of two stuffing box positioning bearing blocks 4 whose positions can be adjusted;

[0022] like Figure 2 , Figure 3 As shown, the lifting mechanism includes two folding telescopic frames correspondingly arranged on both sides of the stuffing box support bracket 2, the left-end hinges 12 in the middle of the two folding telescopic frames are connected by a left connecting rod, and the right-end hinges 11 in the middle of the two folding telescopic frames are connected by a right connecting rod, and the adjusting screw 10 is inserted into and connected with the reverse threaded hole of the left connecting rod and the positive threaded hole of the right connecting rod in sequence;

[0023] The hinged piece at the upper right end of the folding telescopic frame is hinged to the upper connecting plate 8, and the hinged piece at the upper left end of the folding telescopic frame extends into the slide groove of the upper connecting plate 8 and can move along the slide groove; the hinged piece at the lower right end of the folding telescopic frame is hinged to the lower connecting plate 13, and the hinged piece at the lower left end of the folding telescopic frame extends into the slide groove of the lower connecting plate 13 and can move along the slide groove;

[0024] The two upper connecting plates 8 are respectively fixed on both sides of the stuffing box support bracket 2 , and the two lower connecting plates 13 are connected to each other, and the lower connecting plate 13 close to the bearing platform 1 is fixed on the bearing platform 1 .

[0025] The carrying platform 1 is a square frame-shaped carrying platform with a hollow middle portion.

[0026] The stuffing box support bracket 2 includes a supporting crossbeam and limit blocks 3 arranged at the upper parts of both sides of the supporting crossbeam. The inner side of the limit blocks 3 is designed with an arc surface matching the outer wall of the stuffing box.

[0027] The stuffing box positioning bearing block 4 includes a positioning body, which has an adjustment hole 5, through which a positioning bolt 6 passes to connect with the bearing platform 1, the adjustment hole 5 of the positioning body moves along the positioning bolt 6 to adjust the position and the positioning body is fixed to the bearing platform 1 by the positioning bolt 6, and a positioning bearing block 7 is designed on the upper inner side of the positioning body, and the inner side of the positioning bearing block 7 is designed as a limiting inclined surface.

[0028] The folding telescopic frame includes a movable rod I14 and a movable rod II15 which are cross-arranged and centrally hinged. The upper and lower parts of the movable rod I14 are respectively parallel to movable rods III16 and IV19. The upper and lower parts of the movable rod II15 are respectively parallel to movable rods V18 and VI17. The two ends of the movable rod III16 are respectively hinged to the upper ends of the movable rod II15 and the upper ends of the movable rod VI17. The two ends of the movable rod V18 are respectively hinged to the upper ends of the movable rod I14 and the upper ends of the movable rod IV19. The lower end of the movable rod I14 is hinged to the lower end of the movable rod VI17. The lower end of the movable rod II15 is hinged to the lower end of the movable rod IV19.

[0029] like Figure 4 As shown, the universal wheel mechanism 9 adopts a universal ball.

[0030] When in use, the adjusting screw 10 is rotated manually, and the adjusting screw 10 rotates to drive the left connecting rod and the right connecting rod to move synchronously outward or inward along the adjusting screw 10, thereby driving the folding telescopic frame to extend and retract, thereby adjusting the height of the stuffing box support 2.

[0031] When disassembling and assembling the stuffing box, the stuffing box is placed on the stuffing box support bracket 2 of the utility model. Due to the function of the universal wheel mechanism 9, the bearing platform 1 can slide and change direction at will, which overcomes the disadvantage of the narrow space on site of the tube receiving component. In addition, the stuffing box support bracket 2 can adjust the lifting height to adapt to the installation holes of different heights. Finally, the stuffing box body can be easily removed or installed into the stuffing cavity by simply pushing the bearing platform 1.

[0032] When the stuffing box body is placed on the utility model, the front end flange of the stuffing box body is placed on the stuffing box positioning bearing block 4. The position of the stuffing box positioning bearing block 4 is adjustable, and it can adapt to the front end flanges of the stuffing box body of different sizes, which is convenient for positioning the front end flange of the stuffing box body and makes the disassembly, assembly and transportation of the stuffing box body more stable and safe.

[0033] With the utility model, there is no need to use wooden blocks and crowbars for time-consuming and laborious disassembly and assembly, which is convenient, fast and efficient, and the entire disassembly and assembly process can be completed in 20-30 minutes.

[0034] It can be understood that the above specific description of the utility model is only used to illustrate the utility model and is not limited to the technical solution described in the embodiments of the utility model. Ordinary technicians in the field should understand that the utility model can still be modified or replaced by equivalents to achieve the same technical effect; as long as the use requirements are met, they are within the protection scope of the utility model.

Claims

1. A safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool, characterized by: It comprises a bearing platform (1), a plurality of universal wheel mechanisms (9) are installed at the bottom of the bearing platform (1), one end of the bearing platform (1) is connected to a stuffing box support bracket (2) via a lifting mechanism, and the other end of the bearing platform (1) is symmetrically connected to the upper part of two stuffing box positioning bearing blocks (4) whose positions can be adjusted; The lifting mechanism comprises two folding telescopic frames correspondingly arranged on both sides of the stuffing box support bracket (2), the left-end hinges (12) in the middle of the two folding telescopic frames are connected by a left connecting rod, and the right-end hinges (11) in the middle of the two folding telescopic frames are connected by a right connecting rod, and the adjusting screw (10) is inserted into and connected with the reverse threaded hole of the left connecting rod and the positive threaded hole of the right connecting rod in sequence; The hinged piece at the upper right end of the folding telescopic frame is hinged to the upper connecting plate (8), and the hinged piece at the upper left end of the folding telescopic frame extends into the slide groove of the upper connecting plate (8) and can move along the slide groove; the hinged piece at the lower right end of the folding telescopic frame is hinged to the lower connecting plate (13), and the hinged piece at the lower left end of the folding telescopic frame extends into the slide groove of the lower connecting plate (13) and can move along the slide groove; The two upper connecting plates (8) are respectively fixed on both sides of the stuffing box support bracket (2), and the two lower connecting plates (13) are connected to each other, and the lower connecting plate (13) close to the bearing platform (1) is fixed on the bearing platform (1).

2. The safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool according to claim 1, characterized in that: The bearing platform (1) is a square frame-shaped bearing platform with a hollow middle portion.

3. The safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool according to claim 1, characterized in that: The stuffing box support bracket (2) comprises a supporting crossbeam and limit blocks (3) arranged at the upper parts of both sides of the supporting crossbeam, and the inner side of the limit blocks (3) is designed with an arc surface matching the outer wall of the stuffing box.

4. The safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool according to claim 1, characterized in that: The stuffing box positioning bearing block (4) comprises a positioning body, an adjusting hole (5) is formed on the positioning body, a positioning bolt (6) passes through the adjusting hole (5) and is connected to the bearing platform (1), the adjusting hole (5) of the positioning body moves along the positioning bolt (6) to adjust the position and the positioning body is fixed to the bearing platform (1) by the positioning bolt (6), a positioning bearing block (7) is designed on the upper inner side of the positioning body, and the inner side of the positioning bearing block (7) is designed as a limiting inclined surface.

5. The safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool according to claim 1, characterized in that: The folding telescopic frame comprises a movable rod I (14) and a movable rod II (15) which are cross-arranged and centrally hinged. The upper and lower parts of the movable rod I (14) are respectively parallel to movable rods III (16) and movable rod IV (19). The upper and lower parts of the movable rod II (15) are respectively parallel to movable rods V (18) and movable rod VI (17). The two ends of the movable rod III (16) are respectively hinged to the upper ends of the movable rod II (15) and the upper ends of the movable rod VI (17). The two ends of the movable rod V (18) are respectively hinged to the upper ends of the movable rod I (14) and the upper ends of the movable rod IV (19). The lower end of the movable rod I (14) is hinged to the lower end of the movable rod VI (17). The lower end of the movable rod II (15) is hinged to the lower end of the movable rod IV (19).

6. The safe and efficient reciprocating compressor stuffing box sliding bearing platform disassembly and assembly tool according to claim 1, characterized in that: The universal wheel mechanism (9) adopts a universal ball.

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