Lifting device for overhauling liquefied natural gas high-pressure output pump

Abstract

The utility model provides a hoisting device for overhauling a liquefied natural gas high-pressure output pump, and relates to the field of liquefied natural gas. Comprising an adjusting column, a clamping mechanism capable of clamping the high-pressure output pump is arranged on one side of the adjusting column, the clamping mechanism comprises a first motor fixedly connected with the interior of the adjusting column, an output shaft of the first motor is fixedly connected with a first rotating shaft, and the end, away from the first motor, of the first rotating shaft is fixedly connected with a rotating disc; a first sliding groove is formed in the rotating disc. According to the output pump overhaul hoisting tool, through cooperative use of the first motor, the first rotating shaft, the rotating disc, the first sliding groove, the first threaded rod, the first sliding block and the clamping block, when a hoisted high-pressure output pump is overhauled, the high-pressure output pump can be installed on the clamping mechanism, workers can overhaul the high-pressure output pump conveniently, and the working efficiency is improved. And the high-pressure output pump can be conveniently rotated through the clamping mechanism, so that the maintenance efficiency can be improved, and the high-pressure output pump can be clamped.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of overhauling hoisting devices, specifically a kind of liquefied natural gas high-pressure output pump overhauling hoisting device, belong to liquefied natural gas technical field. BACKGROUND

[0002] Liquefied natural gas is the liquefied form of natural gas, and its main component is methane, which is recognized as the cleanest fossil energy on earth. It is colorless, odorless, non-toxic and non-corrosive, with a volume of about 1 / 625 of the same amount of gaseous natural gas, and the quality of liquefied natural gas is only about 45% of the same volume of water.

[0003] The device in the prior art needs to be maintained during long-term use, which helps to improve the working efficiency of the device, but it is difficult to clamp it during maintenance, and it is easy to cause the device to loosen during maintenance, affecting the maintenance efficiency of the device. To solve the above problems, we provide a kind of liquefied natural gas high-pressure output pump overhauling hoisting device. UTILITY MODEL CONTENT

[0004] The purpose of the utility model is to solve the above problems and provide a kind of liquefied natural gas high-pressure output pump overhauling hoisting device to solve the problem of difficult clamping in the prior art.

[0005] The utility model is realized by the following technical scheme: a kind of liquefied natural gas high-pressure output pump overhauling hoisting device, including adjusting column, the side of adjusting column is provided with the clamping mechanism that can be clamped to high-pressure output pump, the clamping mechanism includes the first motor fixedly connected with the inside of adjusting column, the output shaft of the first motor is fixedly connected with first rotary shaft, the end fixedly connected with rotary disc of first rotary shaft away from the first motor, the first sliding slot is opened in the inside of rotary disc, the first sliding slot is slidably connected with first sliding block in the inside, the first sliding block is screw-threadedly connected with first threaded rod in the inside, the first threaded rod outer surface is rotatably connected with the inside of rotary disc, the side of first sliding block is fixedly connected with clamping block.

[0006] Preferably, the lower surface of the adjusting column is fixedly connected with the first electric telescopic rod, the end of the first electric telescopic rod away from the adjusting column is fixedly connected with the L-shaped frame, the inside of the L-shaped frame is provided with the second sliding slot, and the side of the adjusting column is slidably connected with the inside of the second sliding slot. The first electric telescopic rod can drag the adjusting rod to adjust up and down, which facilitates the maintenance of the device by workers.

[0007] Preferably, the first rotating shaft penetrates through the adjusting column and is rotationally connected with the adjusting column, the lower surface of the L-shaped frame is fixedly connected with a second sliding block, the inside of the second sliding block is threadedly connected with a bidirectional threaded rod, both ends of the bidirectional threaded rod are rotationally connected with a base, and the bidirectional threaded rod can drive the clamping mechanisms on both sides to be adjusted, so that the device can be adjusted according to the size.

[0008] Preferably, one side of the base is fixedly connected with a second motor, the output shaft of the second motor is fixedly connected with the bidirectional threaded rod, the bidirectional threaded rod penetrates through the base, the lower surface of the base is fixedly connected with a fixing frame, the second motor can drive the bidirectional threaded rod to rotate, and the sliding blocks can be conveniently adjusted.

[0009] Preferably, the upper surface of the base is provided with a third sliding groove, the inside of the third sliding groove is slidably connected with one side of the second sliding block, the inside of the fixing frame is fixedly connected with a third motor, the output shaft of the third motor is fixedly connected with a second rotating shaft, the third motor can drive the hoisting mechanism to rotate, and the high-pressure output pump can be conveniently hoisted.

[0010] Preferably, one end of the second rotating shaft, away from the third motor, is fixedly connected with a rotating column, the second rotating shaft penetrates through the base and is rotationally connected with the base, the upper surface of the rotating column is fixedly connected with a first fixed plate, one side of the first fixed plate is fixedly connected with a second electric telescopic rod, and the rotating column is supported by the lower installed rotating disc when the rotating column rotates.

[0011] Preferably, the telescopic end of the second electric telescopic rod is fixedly connected with a second fixed plate, the lower surface of the second fixed plate is fixedly connected with a sliding rod, the outer surface of the sliding rod is slidably connected with the inside of the rotating column, and the inside of the sliding rod is provided with a groove, so that the second electric telescopic rod can drive the sliding rod to be telescopic, and the hoisted high-pressure output pump can be conveniently placed on the clamping mechanism.

[0012] Preferably, the inside of the groove is fixedly connected with a fourth motor, the output shaft of the fourth motor is fixedly connected with a third rotating shaft, the outer surface of the third rotating shaft is fixedly connected with a steel cable, the other end of the steel cable is fixedly connected with a hook, the third rotating shaft penetrates through the sliding rod and is rotationally connected with the sliding rod, and the fourth motor can drive the hook to be raised and lowered, so that the high-pressure output pump can be conveniently hoisted.

[0013] The utility model provides a kind of liquefied natural gas high-pressure output pump overhaul hoist device, it has the beneficial effects as follows:

[0014] The output pump maintenance hoisting tool is characterized in that the first motor, the first rotating shaft, the rotating disc, the first sliding groove, the first threaded rod, the first sliding block and the clamping block are cooperated to be used, when the hoisted high-pressure output pump is maintained, the high-pressure output pump can be installed on the clamping mechanism, the high-pressure output pump is conveniently maintained by the staff, the high-pressure output pump is conveniently rotated by the clamping mechanism, and the maintenance efficiency is improved.

[0015] The output pump maintenance hoisting tool is characterized in that the first motor, the first rotating shaft, the rotating disc, the first sliding groove, the first threaded rod, the first sliding block and the clamping block are cooperated to be used, when the hoisted high-pressure output pump is maintained, the high-pressure output pump can be installed on the clamping mechanism, the high-pressure output pump is conveniently maintained by the staff, the high-pressure output pump is conveniently rotated by the clamping mechanism, and the maintenance efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is three-dimensional structure schematic diagram of clamping mechanism of the utility model;

[0018] Figure 3 It is three-dimensional structure schematic diagram of clamping mechanism of the utility model;

[0019] Figure 4 It is three-dimensional structure schematic diagram of hoisting mechanism of the utility model;

[0020] Figure 5 It is three-dimensional structure schematic diagram of hoisting mechanism of the utility model; Figure 4

[0021] Figure 6 It is three-dimensional structure schematic diagram of hoisting mechanism of the utility model;

[0022]

MAIN COMPONENT SYMBOL EXPLANATION

[0023] 1, adjusting column;

[0024] 2, clamping mechanism; 201, first motor; 202, first rotating shaft; 203, rotating disc; 204, first sliding groove; 205, first threaded rod; 206, first sliding block; 207, clamping block;

[0025] ​3, first electric telescopic rod; 4, L-shaped frame; 5, second sliding groove; 6, second sliding block; 7, two-way threaded rod; 8, second motor; 9, base; 10, third sliding groove; 11, fixed frame; 12, third motor; 13, second rotating shaft; 14, rotating column; 15, first fixed plate; 16, second electric telescopic rod; 17, second fixed plate; 18, sliding rod; 19, groove; 20, fourth motor; 21, third rotating shaft; 22, steel cable; 23, hook. DETAILED DESCRIPTION

[0026] The utility model embodiment provides a kind of liquefied natural gas high pressure output pump overhauling hoist device.

[0027] Please refer to Figure 2 , including adjusting column 1, the lower surface of adjusting column 1 is fixedly connected with first electric telescopic rod 3, the end of first electric telescopic rod 3 away from adjusting column 1 is fixedly connected with L-shaped frame 4, the inside of L-shaped frame 4 is equipped with second sliding groove 5, the inside of second sliding groove 5 is slidably connected with the side of adjusting column 1, first electric telescopic rod 3 is installed between adjusting column 1 and L-shaped frame 4, adjusting column 1 can be adjusted up and down by first electric telescopic rod 3, can be conveniently overhauled by staff, the second sliding groove 5 in L-shaped frame 4 can make adjusting column 1 slide up and down in its inside, can guide adjusting column 1, prevent from inclining when clamping, the side of adjusting column 1 is provided with the clamping mechanism 2 that can clamp high pressure output pump, clamping mechanism 2 includes the first motor 201 fixedly connected with the inside of adjusting column 1, the output shaft of first motor 201 is fixedly connected with first rotating shaft 202.

[0028] Please refer to Figure 6 , first rotating shaft 202 penetrates adjusting column 1 and is rotatably connected with adjusting column 1, the lower surface of L-shaped frame 4 is fixedly connected with second sliding block 6, the inside of second sliding block 6 is screw-connected with two-way threaded rod 7, the both ends of two-way threaded rod 7 are rotatably connected with base 9, first rotating shaft 202 can be fixed by adjusting column 1, prevent first rotating shaft 202 from appearing to shake when rotating, the second sliding block 6 of both sides is installed on the L-shaped frame 4 of both sides, two-way threaded rod 7 can drive the second sliding block 6 of both sides to approach each other, can make clamping mechanism 2 clamp high pressure output pump, the side of base 9 is fixedly connected with second motor 8, the output shaft of second motor 8 is fixedly connected with two-way threaded rod 7, two-way threaded rod 7 penetrates base 9.

[0029] Please refer to Figure 4The upper surface of the base 9 is provided with a third sliding groove 10, the inside of the third sliding groove 10 is slidably connected with one side of the second sliding block 6, the inside of the fixing frame 11 is fixedly connected with a third motor 12, the output shaft of the third motor 12 is fixedly connected with a second rotating shaft 13, the third sliding groove 10 arranged in the inside of the base 9 can make the two side second sliding blocks 6 slide in the inside, the fixing frame 11 is installed on the base 9, the third motor 12 can be fixed through the fixing frame 11, the second rotating shaft 13 can be driven to rotate through the third motor 12, the end, away from the third motor 12, of the second rotating shaft 13 is fixedly connected with a rotating column 14, the second rotating shaft 13 penetrates through the base 9 and is rotationally connected with the base 9, the upper surface of the rotating column 14 is fixedly connected with a first fixing plate 15, one side of the first fixing plate 15 is fixedly connected with a second electric telescopic rod 16, the second rotating shaft 13 is installed on the third motor 12, when the second rotating shaft 13 rotates, the rotating column 14 can be driven to rotate, and the high-pressure output pump needing to be overhauled can be hoisted.

[0030] Please refer to Figure 5 The telescopic end of the second electric telescopic rod 16 is fixedly connected with a second fixing plate 17, the lower surface of the second fixing plate 17 is fixedly connected with a sliding rod 18, the outer surface of the sliding rod 18 is slidably connected with the inside of the rotating column 14, the inside of the sliding rod 18 is provided with a groove 19, the second electric telescopic rod 16 is installed on the two side first fixing plates 15 and the second fixing plate 17, the sliding rod 18 can be driven to extend and retract in the inside of the rotating column 14 through the second electric telescopic rod 16, the hoisted high-pressure output pump can be hoisted, the two side first fixing plates 15 and the second fixing plate 17 are both installed on the rotating column 14 and the sliding rod 18, the second electric telescopic rod 16 can be fixed, the inside of the groove 19 is fixedly connected with a fourth motor 20, the output shaft of the fourth motor 20 is fixedly connected with a third rotating shaft 21, the outer surface of the third rotating shaft 21 is fixedly connected with a steel cable 22, the other end of the steel cable 22 is fixedly connected with a hook 23, the third rotating shaft 21 penetrates through the sliding rod 18 and is rotationally connected with the sliding rod 18, the fourth motor 20 is installed in the inside of the groove 19, the third rotating shaft 21 can be driven to rotate through the fourth motor 20, the steel cable 22 installed on the third rotating shaft 21 can be driven to extend and retract, and the high-pressure output pump can be hoisted through the hook 23 installed on the steel cable 22.

[0031] Please refer to Figure 1 and Figure 3The lower surface of the base 9 is fixedly connected with a fixing frame 11, the second motor 8 is installed on the base 9, the bidirectional threaded rod 7 can be driven to rotate through the second motor 8, the two second sliding blocks 6 are conveniently adjusted, the first rotating shaft 202 is fixedly connected with a rotating disc 203 away from the first motor 201, the first sliding groove 204 is arranged in the rotating disc 203, the first sliding block 206 is slidably connected in the first sliding groove 204, the first threaded rod 205 is threadedly connected in the first sliding block 206, the first threaded rod 205 is rotatably connected with the rotating disc 203, the clamping block 207 is fixedly connected to one side of the first sliding block 206, when the hoisted high-pressure output pump is placed between the two clamping mechanisms 2, the high-pressure output pump can be clamped through the two rotating discs 203, the first threaded rod 205 installed on the rotating disc 203 can be screwed through a hexagon wrench, the high-pressure output pump can be adjusted according to the shape and size, and the high-pressure output pump can be rotated under the action of the first motor 201, which is beneficial to improve the maintenance efficiency of the staff.

[0032] The first motor 201, the first threaded rod 205, the first electric telescopic rod 3, the bidirectional threaded rod 7, the second motor 8, the third motor 12, the second electric telescopic rod 16, the fourth motor 20, the steel cable 22 and the hook 23 in the application are common electrical equipment in the prior art, and the model or specific structure thereof will not be described in detail.

[0033] Working principle: when the liquefied natural gas high-pressure output pump needs to be maintained, the high-pressure output pump needs to be hoisted to facilitate the staff to maintain the high-pressure output pump, the steel cable 22 and the hook 23 can hoist the high-pressure output pump through the fourth motor 20, the sliding rod 18 can be telescoped through the second electric telescopic rod 16, the high-pressure output pump can be placed between the two clamping mechanisms 2, the two second sliding blocks 6 can be driven to approach each other through the bidirectional threaded rod 7 driven by the second motor 8, so that the two clamping mechanisms 2 can clamp the high-pressure output pump, the adjusting column 1 on the two sides can be adjusted up and down through the first electric telescopic rod 3 on the two sides, the clamping block 207 can be adjusted through the hexagon wrench when the high-pressure output pump is clamped, the high-pressure output pump of different sizes can be clamped, the rotating disc 203 can be rotated through the first motor 201, the high-pressure output pump can be conveniently rotated, which is beneficial to improve the maintenance efficiency of the high-pressure output pump and clamp the high-pressure output pump.

[0034] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A lifting device for overhauling a high-pressure output pump of liquefied natural gas, comprising an adjusting column (1), characterized in that: The adjusting column (1) is provided with a clamping mechanism (2) which can clamp the high-pressure output pump, the clamping mechanism (2) comprises a first motor (201) fixedly connected with the inside of the adjusting column (1), the output shaft of the first motor (201) is fixedly connected with a first rotating shaft (202), the end of the first rotating shaft (202) away from the first motor (201) is fixedly connected with a rotating disc (203), the inside of the rotating disc (203) is provided with a first sliding groove (204), the first sliding groove (204) is slidably connected with a first sliding block (206), the inside of the first sliding block (206) is threadedly connected with a first threaded rod (205), the first threaded rod (205) is rotatably connected with the inside of the rotating disc (203), one side of the first sliding block (206) is fixedly connected with a clamping block (207).

2. The LNG high pressure output pump overhauling and hoisting device according to claim 1, characterized in that: The lower surface of the adjusting column (1) is fixedly connected with a first electric telescopic rod (3), the end of the first electric telescopic rod (3) away from the adjusting column (1) is fixedly connected with an L-shaped frame (4), the inside of the L-shaped frame (4) is provided with a second sliding groove (5), one side of the adjusting column (1) is slidably connected with the inside of the second sliding groove (5).

3. The LNG high pressure output pump overhauling and hoisting device according to claim 2, characterized in that: The first rotating shaft (202) penetrates through the adjusting column (1) and is rotatably connected with the adjusting column (1), the lower surface of the L-shaped frame (4) is fixedly connected with a second sliding block (6), the inside of the second sliding block (6) is threadedly connected with a bidirectional threaded rod (7), the two ends of the bidirectional threaded rod (7) are rotatably connected with a base (9).

4. The LNG high pressure output pump overhauling and hoisting device according to claim 3, characterized in that: One side of the base (9) is fixedly connected with a second motor (8), the output shaft of the second motor (8) is fixedly connected with the bidirectional threaded rod (7), the bidirectional threaded rod (7) penetrates through the base (9), the lower surface of the base (9) is fixedly connected with a fixing frame (11).

5. The LNG high pressure output pump overhauling and hoisting device according to claim 4, characterized in that: The upper surface of the base (9) is provided with a third sliding groove (10), the inside of the third sliding groove (10) is slidably connected with one side of the second sliding block (6), the inside of the fixing frame (11) is fixedly connected with a third motor (12), the output shaft of the third motor (12) is fixedly connected with a second rotating shaft (13).

6. The LNG high pressure output pump overhauling and hoisting device according to claim 5, characterized in that: The end of the second rotating shaft (13) away from the third motor (12) is fixedly connected with a rotating column (14), the second rotating shaft (13) penetrates through the base (9) and is rotatably connected with the base (9), the upper surface of the rotating column (14) is fixedly connected with a first fixed plate (15), one side of the first fixed plate (15) is fixedly connected with a second electric telescopic rod (16).

7. The LNG high pressure output pump overhauling and hoisting device according to claim 6, characterized in that: The telescopic end of the second electric telescopic rod (16) is fixedly connected with a second fixed plate (17), the lower surface of the second fixed plate (17) is fixedly connected with a sliding rod (18), the outer surface of the sliding rod (18) is slidably connected with the inside of the rotating column (14), the inside of the sliding rod (18) is provided with a groove (19).

8. The LNG high pressure output pump overhauling and hoisting device according to claim 7, characterized in that: The inside of the groove (19) is fixedly connected with a fourth motor (20), the output shaft of the fourth motor (20) is fixedly connected with a third rotating shaft (21), the outer surface of the third rotating shaft (21) is fixedly connected with a steel cable (22), the other end of the steel cable (22) is fixedly connected with a hook (23), and the third rotating shaft (21) penetrates through the sliding rod (18) and is rotationally connected with the sliding rod (18).

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