Lifting appliance for H-shaped workpiece of amine desorption tower

Abstract

The utility model provides an H-shaped workpiece lifting appliance for an amine desorption tower. The H-shaped workpiece lifting appliance comprises a frame, a pressing device and a connecting piece, the frame comprises a first concave frame, a second concave frame, a first auxiliary frame and a second auxiliary frame, the first concave frame and the second concave frame can be connected in a butt joint mode, and a gap is formed between the first concave frame and the H-shaped workpiece after the first concave frame and the second concave frame are connected; the pressing rods comprise the first pressing rod and the second pressing rod, and the first pressing rod and the second pressing rod are used for abutting against the two side faces of a workpiece web. The first pressing rod is connected with the first auxiliary frame through a rotating shaft, and the first pressing rod is connected with the first connecting block through a rotating shaft; the second pressing rod is connected with the second auxiliary frame through a rotating shaft, and the second pressing rod is connected with the second connecting block through a rotating shaft; the connecting piece penetrates through the first auxiliary frame and the second auxiliary frame and is fixedly connected with the first connecting block and the second connecting block; and the lifting appliance can be quickly switched between a pressing state and a loosening state.

Description

Technical Field

[0001] The utility model belongs to the field of manufacturing of oil and gas chemical skids, and particularly relates to a lifting tool for an H-shaped workpiece of an amine desorption tower. Background Art

[0002] During the manufacturing process of the amine desorption tower, the H-shaped workpiece structure needs to be lifted at the prefabrication site. The existing lifting method is to use a vertical lifting device for lifting. When assembling, personnel stand under the H-shaped workpiece, which has certain safety hazards. The H-shaped workpiece is relatively high, up to 5-6 meters at most. When unhooking, a person who can operate a boom truck is also required to assist in unhooking the lifting tool. This not only wastes resources but also poses safety hazards for personnel working at heights. Therefore, a relatively simple lifting device is needed to solve the on-site lifting safety problem.

[0003] In view of the problems existing in the above-mentioned prior art, the present solution provides a lifting tool for an H-shaped workpiece of an amine desorption tower to overcome the above defects. Summary of the Utility Model

[0004] To solve or at least partially solve the problems existing in the prior art, the utility model provides a lifting tool for an H-shaped workpiece of an amine desorption tower. After the connecting piece is not stressed during lifting, the lifting tool can naturally slide down to carry out the lifting and disassembly of the H-shaped workpiece of the amine desorption tower, improving work efficiency and reducing safety hazards during lifting.

[0005] To achieve the above object, the technical solution adopted by the utility model is as follows: A lifting tool for an H-shaped workpiece of an amine desorption tower, comprising a frame, a pressing rod, and a connecting piece;

[0006] The frame includes a first concave frame, a second concave frame, a first auxiliary frame, and a second auxiliary frame. The first concave frame and the second concave frame can be butt-connected, and a gap is provided between the connection and the H-shaped workpiece;

[0007] The pressing rod includes a first pressing rod and a second pressing rod. The first pressing rod and the second pressing rod are used to abut against two sides of the workpiece web; the first pressing rod is connected to the first auxiliary frame through a rotating shaft, and the first pressing rod is connected to a first connecting block through a rotating shaft; the second pressing rod is connected to the second auxiliary frame through a rotating shaft, and the second pressing rod is connected to a second connecting block through a rotating shaft;

[0008] The connecting piece passes through the first auxiliary frame and the second auxiliary frame and is fixedly connected to the first connecting block and the second connecting block.

[0009] Preferably, the first concave frame includes a first connecting arm, a second connecting arm, and a third connecting arm;

[0010] The second concave frame includes a fourth connecting arm, a fifth connecting arm, and a sixth connecting arm;

[0011] A connecting structure is provided between the first connecting arm and the fourth connecting arm, and a connecting structure is provided between the second connecting arm and the fifth connecting arm;

[0012] The first auxiliary frame is arranged crosswise with the third connecting arm, and the second auxiliary frame is arranged crosswise with the sixth connecting arm.

[0013] Preferably, the first connecting arm is provided with a first fitting, the second connecting arm is provided with a second fitting, the fourth connecting arm is provided with a third fitting, and the fifth connecting arm is provided with a fourth fitting.

[0014] Preferably, the mating surfaces of the first fitting, the second fitting, the third fitting, and the fourth fitting are arranged as vertical surfaces.

[0015] Preferably, the first auxiliary frame includes a first inner end face, and the second auxiliary frame includes a second inner end face;

[0016] The first inner end face of the first auxiliary frame is provided with a chamfer, and the second inner end face of the second auxiliary frame is provided with a chamfer.

[0017] Preferably, the first pressing rod includes a first adjusting section and a first tensioning section. When the first pressing rod presses the web of the workpiece, the first adjusting section abuts against the web of the workpiece, the first tensioning section is away from the web of the workpiece, and the pressing angle between the first adjusting section and the web of the workpiece is set as α 1 , and the connecting angle between the first adjusting section and the first tensioning section is set as β 1 ;

[0018] The second pressing rod includes a second adjusting section and a second locking section. When the second pressing rod presses the web of the workpiece, the second adjusting section abuts against the web of the workpiece, the second tensioning section is away from the web of the workpiece, and the pressing angle between the second adjusting section and the web of the workpiece is set as α 2 , and the connecting angle between the second adjusting section and the second tensioning section is set as β 2 .

[0019] Preferably, the part of the first adjusting section abutting against the web of the workpiece is set as a first pressing part, and the first pressing part is arranged in a toothed shape with the teeth inclined upward;

[0020] The part of the second adjusting section abutting against the web of the workpiece is set as a second pressing part, and the second pressing part is arranged in a toothed shape with the teeth inclined upward.

[0021] Preferably, the first adjusting section is provided with a shaft hole, the first adjusting section is rotatably connected to the first auxiliary frame through a first support shaft, the first tensioning section is provided with a shaft hole, and the first locking and pulling section is rotatably connected to the first connecting block through a first tensioning shaft;

[0022] The second adjusting section is provided with a shaft hole, and the second adjusting section is rotatably connected to the second auxiliary frame through a second support shaft. The second tensioning section is provided with a shaft hole, and the second tensioning section is rotatably connected to the second connecting block through a second tensioning shaft.

[0023] Preferably, a first adjusting shaft is provided inside the first auxiliary frame at the end far from the H-shaped workpiece; a second adjusting shaft is provided inside the second auxiliary frame at the end far from the H-shaped workpiece.

[0024] Preferably, the first adjusting shaft includes a first connecting shaft, and the second adjusting shaft includes a second connecting shaft;

[0025] A through hole is provided at a position radially passing through the axis of the first connecting shaft. First cantilevers are provided on both end faces of the first connecting shaft, and the first cantilevers are rotatably connected to the first auxiliary frame;

[0026] A through hole is provided at a position radially passing through the axis of the second connecting shaft. Second cantilevers are provided on both end faces of the second connecting shaft, and the second cantilevers are rotatably connected to the second auxiliary frame.

[0027] The beneficial effects of this utility model are as follows:

[0028] 1. Reduce potential safety hazards during hoisting. Personnel do not need to work at heights, and safety is greatly improved.

[0029] 2. Reduce the use of heightening equipment. There is no need to equip a boom truck on site to assist personnel in disassembling the lifting tool.

[0030] 3. Reduce the number of boom truck operators. After climbing to a height, there is no need for the heightening equipment and operators to wait on site.

[0031] 4. When the tensioning shaft is stressed, the pressing rod will rotate clockwise with the support shaft as the rotation point, and the pressing part presses the H-shaped workpiece. When the tensioning shaft is not stressed, the pressing rod will rotate counterclockwise with the support shaft as the center under the action of gravity, and the pressing part will leave the H-shaped workpiece. The lifting tool can quickly switch between the pressed and released states, making the installation of the lifting tool fast and the disassembly convenient, effectively improving work efficiency and saving the hoisting time of the crane. More products can be installed by the crane within a limited time.

[0032] 5. The adjusting shaft has a guiding function, which can ensure that the connecting piece does not shake around and does not directly contact the frame, reduce wear, and extend the service life of the connecting piece. Description of the Drawings

[0033] To more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0034] Figure 1 is the front view of the usage state of the H-shaped workpiece lifting tool for the amine desorption tower of the present invention;

[0035] Figure 2 is Figure 1 the cross-sectional view in the A-A direction in

[0036] Figure 3 、 Figure 4 is the pressing schematic diagram of the pressing rod of the H-shaped workpiece of the amine desorption tower of the present invention;

[0037] Figure 5 is the side view of the H-shaped workpiece of the amine desorption tower of the present invention;

[0038] Figure 6 is the three-dimensional structure schematic diagram of the usage state of the H-shaped workpiece lifting tool for the amine desorption tower of the present invention;

[0039] Figure 7 、 Figure 8 is the structure schematic diagram of the frame of the H-shaped workpiece lifting tool for the amine desorption tower of the present invention;

[0040] Figure 9 is the structure schematic diagram of the pressing rod of the H-shaped workpiece lifting tool for the amine desorption tower of the present invention;

[0041] Figure 10 is the structure schematic diagram of the adjusting rod of the H-shaped workpiece lifting tool for the amine desorption tower of the present invention.

[0042] Explanation of reference numerals:

[0043] 1-H-shaped workpiece; 11-workpiece side plate; 12-workpiece web;

[0044] 2-frame; 21-first concave frame; 22-second concave frame; 23-first auxiliary frame; 24-second auxiliary frame; 211-first connecting arm, 212-second connecting arm; 213-third connecting arm; 214-first fitting; 215-second fitting; 221-fourth connecting arm; 222-fifth connecting arm; 223-sixth connecting arm; 224-third fitting; 225-fourth fitting;

[0045] 3 - Pressing rod; 31 - First pressing rod; 32 - Second pressing rod; 311 - First adjusting section; 312 - First tensioning section; 313 - First pressing portion; 321 - Second adjusting section; 322 - Second tensioning section; 323 - Second pressing portion;

[0046] 4 - Connecting block; 41 - First connecting block; 42 - Second connecting block;

[0047] 5 - Adjusting shaft; 51 - First adjusting shaft; 511 - First connecting shaft; 512 - First cantilever; 52 - Second adjusting shaft; 521 - Second connecting shaft; 522 - Second cantilever;

[0048] 6 - Connecting piece;

[0049] 7 - Support shaft; 71 - First support shaft; 72 - Second support shaft;

[0050] 8 - Tensioning shaft; 81 - First tensioning shaft; 82 - Second tensioning shaft. Detailed implementation manner

[0051] The technical solutions of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0052] In the description of the present utility model, it should be noted that the term "length direction" is the moving direction of the spreader for pressing the H-shaped workpiece. The "vertical direction" is the height direction of the H-shaped workpiece.

[0053] In the description of the present utility model, it should be noted that the terms "vertical", "inner", "radial", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "third", "fourth", "fifth", "sixth" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0054] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0055] In addition, the technical features involved in different embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0056] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0057] Please refer to Figures 1 - 10 , a kind of H-shaped workpiece sling for an amine desorption tower provided by the present utility model, includes: a frame 2, a pressing rod 3, and a connecting piece 6.

[0058] Specifically, the frame 2 includes a first concave frame 21, a second concave frame 22, a first auxiliary frame 23, and a second auxiliary frame 24. The first concave frame 21 includes a first connecting arm 211, a second connecting arm 212, and a third connecting arm 213; the second concave frame 22 includes a fourth connecting arm 221, a fifth connecting arm 222, and a sixth connecting arm 223.

[0059] The first connecting arm 211 and the fourth connecting arm 221 are set as a detachable connection structure or a fixed connection structure, and the second connecting arm 212 and the fifth connecting arm 222 are set as a detachable connection structure or a fixed connection structure; the first auxiliary frame 23 is arranged crosswise with the third connecting arm 213, and the second auxiliary frame 24 is arranged crosswise with the sixth connecting arm 223.

[0060] The first connecting arm 211 is provided with a first matching piece 214 at the end close to the fourth connecting arm 221, the second connecting arm 212 is provided with a second connecting matching piece 215 at the end close to the fifth connecting arm 222, the fourth connecting arm 221 is provided with a third matching piece 224 at the end close to the first connecting arm 211, and the fifth connecting arm 222 is provided with a fourth matching piece 225 at the end close to the second connecting arm; the first matching piece 214 is fixedly connected to the first connecting arm 211, and the second matching piece 215 is fixedly connected to the second connecting arm 222. The connecting arm 212 is fixedly connected, the third matching piece 224 is fixedly connected to the fourth connecting arm 221, and the fourth matching piece 225 is fixedly connected to the fifth connecting arm 222; the matching surfaces of the first matching piece 214, the second matching piece 215, the third matching piece 224, and the fourth matching piece 225 are all set to vertical surfaces, and the vertical surface connection is more convenient and more secure; the first matching piece 214, the second matching piece 215, the third matching piece 224, and the fourth matching piece 225 are all provided with side panels to strengthen the frame connection so that it is not easy to deform.

[0061] After the first concave frame 21 and the second concave frame 22 are butt-connected, a gap of 5mm to 10mm is set between the workpiece side plate 11; if the gap is too large, shaking is likely to occur during the lifting process, and if there is no gap or the gap is too small, the lifting device is not likely to slide automatically when the connecting piece 6 is loosened.

[0062] After the first auxiliary frame 23 and the second auxiliary frame 24 are butt-connected, a gap of 5mm to 10mm is set between the workpiece web 12; if the gap is too large, shaking is likely to occur during the lifting process, and if there is no gap or the gap is too small, the lifting device is not likely to slide automatically when the connecting piece 6 is loosened.

[0063] The first auxiliary frame 23 includes a first inner end surface, and the second auxiliary frame 24 includes a second inner end surface; the first inner end surface of the first auxiliary frame 23 is provided with a chamfer, and the second inner end surface of the second auxiliary frame 24 is provided with a chamfer. The setting of the chamfer prevents the clamping rod 3 from colliding and rubbing with the frame 2 during the process of clamping the H-shaped workpiece 1.

[0064] The clamping rod 3 includes a first clamping rod 31 and a second clamping rod 32. The first clamping rod 31 includes a first adjusting section 311 and a first tightening section 312. The first adjusting section 311 is close to the H-shaped workpiece and is provided with an axial hole, and the first tightening section 312 is far away from the H-shaped workpiece and is provided with an axial hole. The second clamping rod 32 includes a second adjusting section 321 and a second tightening section 322. The second adjusting section 321 is close to the H-shaped workpiece and is provided with an axial hole, and the second tightening section 322 is far away from the H-shaped workpiece and is provided with an axial hole.

[0065] The connecting block 4 includes a first connecting block 41 and a second connecting block 42 . Through holes are provided on both sides of the first connecting block 41 , and through holes are provided on both sides of the second connecting block 42 . The connecting piece 6 is fixedly connected to the connecting block 4 .

[0066] When the connecting member 6 is stressed, the first adjusting section 311 and the second adjusting section 321 simultaneously press against the workpiece web 12. The first adjusting section 311 abuts against one side of the workpiece web 12, and the pressing angle α between the first adjusting section 311 and the workpiece web 12 1 is set to be between 30° and 40°. The first adjusting section 311 is fixedly connected to the first tensioning section 312, and the connecting angle β 1 is set to be between 110° and 160°. The thicker the web of the H-shaped workpiece is, the larger the connecting angle β between the first adjusting section 311 and the first tensioning section 312 1 is. The second adjusting section 321 abuts against the other side of the workpiece web 12, and the pressing angle α between the second adjusting section 321 and the workpiece web 12 2 is set to be between 30° and 40°. The second adjusting section 321 is fixedly connected to the second tensioning section 322, and the connecting angle β 2 is set to be between 110° and 160°. The thicker the web of the H-shaped workpiece is, the larger the connecting angle β between the second adjusting section 321 and the second tensioning section 322 2 is. The portion of the first adjusting section 311 that abuts against the workpiece web 12 is set as the first pressing portion 313, and the first pressing portion 313 is set to be serrated and the teeth are inclined upward; the portion of the second adjusting section 321 that abuts against the workpiece web 12 is set as the second pressing portion 323, and the second pressing portion 323 is set to be serrated and the teeth are inclined upward.

[0067] The support shaft 7 includes a first support shaft 71 and a second support shaft 72. The first pressing rod 31 is connected to the first auxiliary frame 23 through the first support shaft 71, and the second pressing rod 32 is connected to the second auxiliary frame 24 through the second support shaft 72.

[0068] When the connecting member 6 is stressed, the first pressing rod 31 and the second pressing rod 32 simultaneously press against the workpiece web 12, and the first support shaft 71 and the second support shaft 72 rotate simultaneously; when the H-shaped workpiece 1 is placed on the workpiece to be processed and the hook on the lifting tool is released, when the connecting member 6 is not stressed, the first pressing rod 31 and the second pressing rod 32 simultaneously release the workpiece web 12, and the first support shaft and the second support shaft 72 also rotate simultaneously; both the first pressing rod 31 and the second pressing rod 32 rotate around the support shaft 7 as the rotation point, so that the H-shaped workpiece 1 can be better pressed.

[0069] The tensioning shaft 8 includes a first tensioning shaft 81 and a second tensioning shaft 82. The first pressing rod 31 is connected to the first connecting block 41 through the first tensioning shaft 81; the second pressing rod 32 is connected to the second connecting block 42 through the second tensioning shaft 82.

[0070] When the connecting member 6 is stressed, the first pressing rod 31 and the second pressing rod 32 simultaneously press the workpiece web 12, and the first tensioning shaft 81 and the second tensioning shaft 82 rotate simultaneously; when the H-shaped workpiece 1 is placed on the workpiece to be processed and the hook on the lifting device is released and the connecting member 6 is not stressed, the first pressing rod 31 and the second pressing rod 32 simultaneously release the workpiece web 12, and the first tensioning shaft 81 and the second tensioning shaft 82 also rotate simultaneously.

[0071] After the first concave frame 21 and the second concave frame 22 are connected and assembled, the axes of the four through holes on one side in the length direction of the first auxiliary frame 23 and the second auxiliary frame 24 are parallel to each other.

[0072] The adjusting shaft 5 includes a first adjusting shaft 51 and a second adjusting shaft 52. The first auxiliary frame 23 is provided with a first adjusting shaft 51 on the inner side at the end far from the H-shaped workpiece 1; the second auxiliary frame 24 is provided with a second adjusting shaft 52 on the inner side at the end far from the H-shaped workpiece 1; the first adjusting shaft 51 includes a first connecting shaft 511, and a through hole is provided at a position radially passing through the axis of the first connecting shaft 511. The connecting member 6 passes through the through hole and is fixedly connected to the first connecting block 41. First cantilevers 512 are provided on both end faces of the first connecting shaft 511, and the first cantilevers 512 are rotatably connected to the first auxiliary frame 23. The second adjusting shaft 52 includes a second connecting shaft 521, and a through hole is provided at a position radially passing through the axis of the second connecting shaft 521. The connecting member 6 passes through the through hole and is fixedly connected to the second connecting block 42. Second cantilevers 522 are provided on both end faces of the second connecting shaft 521, and the second cantilevers 522 are rotatably connected to the second auxiliary frame 24.

[0073] When the connecting member 6 is stressed, the first adjusting shaft 51 and the second adjusting shaft 52 rotate clockwise simultaneously; when the connecting member 6 is not stressed, the first adjusting shaft 51 and the second adjusting shaft 52 rotate simultaneously. The adjusting shaft 5 has a guiding function to ensure that the connecting member 6 does not shake around and the connecting member 6 does not directly contact the frame, reducing wear and extending the service life of the connecting member 6.

[0074] The connecting member 6 includes at least one rope.

[0075] There is a gap between the first concave frame 21 and the second concave frame 22 and the workpiece side plate 11, and there is also a gap between the first auxiliary frame 23 and the second auxiliary frame 24. The lifting device will naturally slide off the H-shaped workpiece 1, and after sliding off, the personnel can disassemble the lifting device. There is no need for personnel to climb high, ensuring personnel safety. The lifting device needs to quickly switch between the pressing state and the releasing state, so the extending length of the connecting member 6 should not be too short to prevent dead corners from being generated after pressing and unable to be released naturally.

[0076] The above are only specific embodiments of the present disclosure, enabling those skilled in the art to understand or implement the present disclosure. Various modifications to these embodiments will be obvious to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present disclosure. Therefore, the present disclosure will not be limited to the embodiments described herein, but rather to the broadest scope consistent with the principles and novel features disclosed herein.

Claims

1. An H-type workpiece hanger for an amine desorption tower, characterized in that: The sling comprises: a frame (2), a clamping rod (3), and a connecting piece (6); The frame (2) comprises a first concave frame (21), a second concave frame (22), a first auxiliary frame (23), and a second auxiliary frame (24); the first concave frame (21) and the second concave frame (22) can be butt-connected, and after being connected, a gap is provided between the first concave frame (21) and the second concave frame (22) and the H-shaped workpiece (1); The clamping rod (3) comprises a first clamping rod (31) and a second clamping rod (32), wherein the first clamping rod (31) and the second clamping rod (32) are used to abut against two side surfaces of the workpiece web (12); the first clamping rod (31) is connected to the first auxiliary frame (23) via a rotating shaft, and the first clamping rod (31) is connected to the first connecting block (41) via a rotating shaft; the second clamping rod (32) is connected to the second auxiliary frame (24) via a rotating shaft, and the second clamping rod (32) is connected to the second connecting block (42) via a rotating shaft; The connecting member (6) passes through the first auxiliary frame (23) and the second auxiliary frame (24) and is fixedly connected to the first connecting block (41) and the second connecting block (42).

2. The H-type workpiece hanger for amine desorption tower according to claim 1, characterized in that: The first concave frame (21) comprises a first connecting arm (211), a second connecting arm (212), and a third connecting arm (213); The second concave frame (22) comprises a fourth connecting arm (221), a fifth connecting arm (222), and a sixth connecting arm (223); A connecting structure is provided between the first connecting arm (211) and the fourth connecting arm (221), and a connecting structure is provided between the second connecting arm (212) and the fifth connecting arm (222); The first auxiliary frame (23) and the third connecting arm (213) are arranged crosswise, and the second auxiliary frame (24) and the sixth connecting arm (223) are arranged crosswise.

3. The H-type workpiece hanger for amine desorption tower according to claim 2 is characterized in that: The first connecting arm (211) is provided with a first matching piece (214), the second connecting arm (212) is provided with a second matching piece (215), the fourth connecting arm (221) is provided with a third matching piece (224), and the fifth connecting arm (222) is provided with a fourth matching piece (225).

4. The H-type workpiece hanger for the amine desorption tower according to claim 3 is characterized in that: The matching surfaces of the first matching piece (214), the second matching piece (215), the third matching piece (224), and the fourth matching piece (225) are all arranged as vertical surfaces.

5. The H-type workpiece hanger for the amine desorption tower according to claim 2, characterized in that: The first auxiliary frame (23) comprises a first inner end surface, and the second auxiliary frame (24) comprises a second inner end surface; The first inner end surface of the first auxiliary frame (23) is provided with a chamfer, and the second inner end surface of the second auxiliary frame (24) is provided with a chamfer.

6. The H-type workpiece hanger for amine desorption tower according to claim 1, characterized in that: The first pressing rod (31) comprises a first adjusting section (311) and a first tightening section (312); when the first pressing rod (31) presses the workpiece web (12), the first adjusting section (311) abuts against the workpiece web (12), and the first tightening section (312) is away from the workpiece web; a pressing angle between the first adjusting section (311) and the workpiece web (12) is set to α1, and a connection angle between the first adjusting section (311) and the first tightening section (312) is set to β1; The second pressing rod (32) comprises a second adjusting section (321) and a second tensioning section (322); when the second pressing rod (32) presses the workpiece web (12), the second adjusting section (321) abuts against the workpiece web (12), and the second tensioning section (322) is away from the workpiece web; a pressing angle between the second adjusting section (321) and the workpiece web (12) is set to α2, and a connection angle between the second adjusting section (321) and the second tensioning section (322) is set to β2.

7. The H-type workpiece hanger for the amine desorption tower according to claim 6, characterized in that: The portion of the first adjustment section (311) abutting against the workpiece web (12) is configured as a first pressing portion (313), and the first pressing portion (313) is configured in a tooth shape with the teeth inclined upward; The portion of the second adjustment section (321) that abuts against the workpiece web (12) is configured as a second pressing portion (323), and the second pressing portion (323) is configured in a tooth shape with the teeth tilted upward.

8. The H-type workpiece hanger for the amine desorption tower according to claim 6, characterized in that: The first adjustment section (311) is provided with an axial hole, and the first adjustment section (311) is rotatably connected to the first auxiliary frame (23) via a first support shaft (71); the first tensioning section (312) is provided with an axial hole, and the first tensioning section (312) is rotatably connected to the first connection block (41) via a first tensioning shaft (81); The second adjustment section (321) is provided with an axial hole, and the second adjustment section (321) is rotatably connected to the second auxiliary frame (24) via a second support shaft (72); the second tensioning section (322) is provided with an axial hole, and the second tensioning section (322) is rotatably connected to the second connection block (42) via a second tensioning shaft (82).

9. The H-type workpiece hanger for the amine desorption tower according to claim 1, characterized in that: The first auxiliary frame (23) is provided with a first adjustment shaft (51) on the inner side of an end away from the H-shaped workpiece (1); and the second auxiliary frame (24) is provided with a second adjustment shaft (52) on the inner side of an end away from the H-shaped workpiece (1).

10. The H-type workpiece hanger for the amine desorption tower according to claim 9, characterized in that: The first adjustment shaft (51) comprises a first connecting shaft (511), and the second adjustment shaft (52) comprises a second connecting shaft (521); A through hole is provided at a radial position passing through the axis of the first connecting shaft (511), and first cantilevers (512) are provided on both side end surfaces of the first connecting shaft (511), and the first cantilever (512) is rotatably connected to the first auxiliary frame (23); The second connecting shaft (521) is provided with a through hole at a radially passing axis position, and the end surfaces on both sides of the second connecting shaft (521) are provided with second cantilevers (522), and the second cantilevers (522) are rotatably connected to the second auxiliary frame (24).

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