CN214985895U

CN214985895U - Stainless steel chemical product ship side hoisting reinforcing structure

Info

Publication number: CN214985895U
Application number: CN202121656438.7U
Authority: CN
Inventors: 单宝华
Original assignee: Nantong Nuoderui Sea Engineering Research Institute Co ltd
Current assignee: Nantong Nuoderui Sea Engineering Research Institute Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-03
Anticipated expiration: 2031-07-20

Abstract

The utility model provides a stainless steel chemical product ship board side hoisting reinforcing structure, which relates to the technical field of ship engineering and comprises a supporting rod and lug plates positioned at two ends of the supporting rod, wherein spot welding blocks are arranged at the bottom of the lug plates in an array manner, and the lug plates are respectively welded and installed at the outer side of a cross beam and the outer side of a main deck through the spot welding blocks; the upper end of the ear plate is detachably and fixedly provided with a mounting seat, two ends of the supporting rod are respectively hinged with the corresponding mounting seats, and the rotating axis of the supporting rod is horizontally arranged perpendicular to the length direction of the supporting rod; the supporting rod comprises a sleeve and a sliding rod which is slidably installed in the sleeve, one end, far away from each other, of the sleeve and the sliding rod is hinged to a corresponding installation seat, and a position adjusting mechanism for adjusting the length of the fixed supporting rod is arranged between the sleeve and the sliding rod. The utility model discloses set up between the crossbeam outside and the main deck outside during the use, be located the ship board outside, guarantee the integrality of stainless steel inner shell, demolish work and accomplish on the main deck, the construction of being convenient for has greatly reduced demolishs and repair cost.

Description

Stainless steel chemical product ship side hoisting reinforcing structure

Technical Field

The utility model relates to a ship engineering technology field especially relates to a stainless steel chemical products ship topside hoist and mount additional strengthening.

Background

In the ship manufacturing process, the segments are generally required to be hoisted to the next station for assembly after being assembled in the segment workshop. The side sections of the stainless steel chemical tanker generally extend out of the inner shell due to the cross beam structure above the main deck, and the areas extending out of the inner shell are easy to deform due to stretching in the section turning process. Therefore, in the traditional process design, stainless steel base plates are arranged on the inner side (or the inner side of the cross beam) of the main deck and the inner side of the inner shell, a support is arranged between the two stainless steel base plates to prevent deformation, and the support and the base plates are detached after the support is carried. However, in the design, the base plate is arranged on the stainless steel structure, a large amount of dismantling and polishing work is needed in the later period, paint needs to be recoated on a polishing area, and dismantling and repairing cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stainless steel chemicals ship board side hoist and mount additional strengthening, it sets up between the crossbeam outside and the main deck outside, is located the ship board outside, guarantees the integrality of stainless steel inner shell, demolishs the work and accomplishes on the main deck, and the construction of being convenient for has greatly reduced demolishs and repair cost.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a stainless steel chemical product ship side hoisting reinforcing structure comprises a supporting rod and lug plates positioned at two ends of the supporting rod, wherein spot welding blocks are arranged at the bottom of the lug plates in an array mode, and the lug plates are welded and installed on the outer side of a cross beam and the outer side of a main deck through spot welding blocks respectively; the upper end of the ear plate is detachably and fixedly provided with a mounting seat, two ends of the supporting rod are respectively hinged with the corresponding mounting seats, and the rotating axis of the supporting rod is horizontally arranged perpendicular to the length direction of the supporting rod; the bracing piece includes sleeve pipe and slidable mounting at the intraductal slide bar of sleeve, the sleeve pipe is articulated with the mount pad that corresponds respectively with the one end that the slide bar kept away from each other, just be equipped with the positioning mechanism who adjusts fixed stay bar length between sleeve pipe and the slide bar.

By adopting the technical scheme, the length of the supporting rod and the installation positions of the lug plates are calculated according to the structure of the ship body, and the two lug plates are welded on the outer side of the cross beam and the outer side of the main deck by using the spot welding blocks, so that the supporting rod is arranged on the outer side of the ship board, the integrity of the stainless steel inner shell is ensured, and the stainless steel inner shell can be directly subjected to sand blasting and painting after the segmentation is finished; directly will some the solder bumps follow the otic placode excision, it can to reprocess some solder bumps, and demolish the work and accomplish on the main deck in the ship board outside, the construction of being convenient for has reduced a large amount of work of polishing in later stage, has greatly reduced demolishs and repair cost. Wherein, utilize the positioning mechanism length of adjusting the bracing piece in a flexible way, the mount pad can be dismantled fixed mounting and on the otic placode, realizes dismantling between bracing piece and the otic placode and rotates the connection, and the components of a whole that can function independently installation of otic placode and bracing piece of being convenient for can change the bracing piece of different intensity, different length according to the in-service use demand in addition, satisfies the user demand of more occasions, improves the utility model discloses an application scope.

Further, the positioning mechanism comprises a positioning gear which is installed on the inner wall of one end of the sleeve in a rotating mode and far away from the inner wall of the corresponding installation seat, the outer wall of the sliding rod is provided with a stepping groove which is arranged along the length direction of the sliding rod and matched with the positioning gear, and a positioning rack which is arranged along the length direction of the stepping groove and matched with the positioning gear is arranged in the stepping groove.

By adopting the technical scheme, the positioning gear is driven to rotate in a positioning mode, the sliding rod integrally moves along the sleeve under the meshing action of the positioning gear and the positioning rack, the length of the supporting rod is adjusted, the positioning gear stops rotating, the position of the sliding rod can be fixed, and the length of the supporting rod is fixed. Wherein, set up in the slide bar outer wall with positioning gear complex groove of stepping down, positioning gear is located the inslot of stepping down and meshes with the positioning rack, guarantees slide bar outer wall and sleeve pipe inner wall in close contact with like this, guarantees the gliding stability of slide bar in the sleeve pipe, and guarantees the bulk strength of bracing piece to a certain extent.

Furthermore, a gear shaft is arranged on the positioning gear, one end of the gear shaft extends out of the outer wall close to the sleeve pipe, and a hand wheel is clamped at the extending end of the gear shaft; the outer wall of one end of the gear shaft connected with the hand wheel is provided with a clamping groove arranged along the length direction of the gear shaft, and the hand wheel is provided with a clamping block matched with the clamping groove.

Through adopting above-mentioned technical scheme, under the mating reaction of fixture block and draw-in groove, realize the joint between hand wheel and the gear shaft and connect, utilize hand wheel drive gear axle to drive positioning gear and rotate, realize the drive to positioning gear, its simple structure, convenient operation.

Further, the fixture block is slidably mounted in the clamping groove along the length direction of the clamping groove, and a containing groove matched with the hand wheel is formed in the outer wall of the sleeve.

Through adopting above-mentioned technical scheme, the hand wheel slides through the cooperation of draw-in groove and fixture block and clamps on the gear shaft, when not needing to adjust bracing piece length, accomodates the hand wheel slip in the storage tank, avoids the hand wheel protrusion to be bumped or interfere the hoist and mount work by the mistake outside easily, when needing to adjust bracing piece length, pulls out the hand wheel from the storage tank and can operate the drive gear shaft and drive positioning gear and rotate, its simple structure, and the effect is obvious.

Furthermore, at least one outer wall of the sliding rod is provided with a scale mark arranged along the length direction of the sliding rod.

Through adopting above-mentioned technical scheme, set up the scale mark at the slide bar outer wall, can clearly judge whether the bracing piece length adjustment targets in place accurately in real time, need not to reuse extra instrument measurement bracing piece regulation length again, its simple structure, convenient operation.

Further, be equipped with on the otic placode with mount pad complex mounting groove, be equipped with the symmetry on the otic placode terminal surface and set up in the mounting groove both sides and with the guide way of mounting groove intercommunication, two there is the card strip in the guide way respectively slidable mounting, mount pad lateral wall symmetry be equipped with two card strip complex card holes.

Through adopting above-mentioned technical scheme, install the mount pad in the mounting groove, two card strips of redriving slide along the guide way and insert rather than the complex card downthehole to one end, under the cooperation in card strip to calorie hole, realize with mount pad fixed mounting on the otic placode, realize being connected between bracing piece both ends and the otic placode promptly. When the supporting rod is required to be detached from the mounting seat, the clamping strip is pulled out from the clamping hole, and the limiting effect of the clamping strip on the mounting seat is removed.

Furthermore, a tightening spring arranged along the sliding direction of the clamping strip and corresponding to the guide groove is fixed between the clamping strip and one end of the guide groove far away from the mounting groove, and when the tightening spring is in a normal state, one end of each of the two clamping strips is located in the guide groove, and the other end of each of the two clamping strips is located in the mounting groove.

Through adopting above-mentioned technical scheme, under the tight effect of supporting tight spring, guarantee that the card strip closely firmly inserts and establish in the card hole, guarantee the card strip to the spacing fixed stability of mount pad, guarantee the stability that bracing piece and otic placode are connected promptly, guarantee the result of use of bracing piece.

Furthermore, an upper wedge surface is arranged at one end, located in the mounting groove, of the clamping strip, and a lower wedge surface matched with the upper wedge surface is arranged on the lower end surface of the mounting seat; the upper end surface of the clamping strip is provided with a digging groove.

By adopting the technical scheme, in the process of inserting the mounting seat into the mounting groove, the lower wedge surface of the mounting seat is firstly contacted with the upper wedge surface of the clamping strip, in the process of continuously moving the mounting seat, the clamping strip is extruded and compressed to abut against the spring under the matching action of the upper wedge surface and the lower wedge surface, and the end part of the clamping strip is abutted against the side wall of the mounting seat; when the mounting seat moves to the upper wedge surface and the lower wedge surface, which are completely staggered, and the clamping hole corresponds to the clamping strip, the clamping strip loses the blocking effect of the side wall of the mounting seat, and the clamping strip is inserted into the corresponding clamping hole under the action of the thrust of the abutting spring, so that the mounting seat is fixed in the mounting groove in a limiting manner. Above-mentioned simple structure, it is downthehole that the card strip is automatic to insert the card when the mount pad inserts in the mounting groove, when needing to remove the spacing effect of card strip to the mount pad, only need through digging the groove will block the strip follow the card downthehole extraction can, convenient operation.

To sum up, the utility model discloses following beneficial effect has:

1. the two ear plates are respectively arranged on the outer side of the cross beam and the outer side of the main deck, and the support rod is positioned on the outer side of the ship board, so that the integrity of the stainless steel inner shell is ensured, and the stainless steel inner shell can be directly subjected to sand blasting and painting after segmentation; the spot welding blocks are directly cut off from the lug plates, the spot welding blocks are processed, and the dismantling work is finished on the main deck outside the ship board, so that the construction is convenient, a large amount of polishing work in the later period is reduced, and the dismantling and repairing cost is greatly reduced;

2. the supporting rod is arranged to be an adjustable structure comprising the sleeve and the sliding rod, and the length of the supporting rod is flexibly adjusted by the positioning mechanism, so that the length of the supporting rod can be adjusted according to actual use requirements, and the use range and the utilization rate are improved;

3. through can dismantle fixed mounting with the mount pad on the otic placode, realize dismantling between bracing piece and the otic placode and rotate to be connected, the components of a whole that can function independently installation of the otic placode of being convenient for and bracing piece can be according to the actual use demand change not the bracing piece of different intensity, different length moreover, satisfies the user demand of more occasions, improves application scope.

Drawings

FIG. 1 is a schematic view of an installation structure of a stainless steel chemical ship side hoisting reinforcing structure;

FIG. 2 is a schematic overall structure diagram of a stainless steel chemical ship side hoisting reinforcing structure;

FIG. 3 is an exploded view of the lug plate and the mounting seat in the ship side hoisting reinforcing structure of the stainless steel chemical product;

FIG. 4 is a cross-sectional view of the lug plate and the mounting seat in a stainless steel chemical ship side hoisting reinforcing structure;

fig. 5 is a partial structural sectional view of a support rod in a stainless steel chemical ship side hoisting reinforcing structure.

In the figure, 1, ear plate; 11. spot welding blocks; 12. mounting grooves; 13. a guide groove; 2. clamping the strip; 21. the spring is tightly propped; 22. an upper wedge surface; 23. digging grooves; 3. a mounting seat; 31. a clamping hole; 32. a lower wedge surface; 4. a support bar; 5. a slide bar; 51. a yielding groove; 52. adjusting the position of the rack; 53. scale marking; 6. a sleeve; 61. a positioning gear; 62. a containing groove; 7. a gear shaft; 71. a card slot; 8. a hand wheel; 81. a clamping block; 9. a main deck; 91. a cross beam; 92. an inner shell.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model provides a stainless steel chemicals ship board side hoist and mount additional strengthening, as shown in figure 1, including bracing piece 4 and the otic placode 1 that is located bracing piece 4 both ends, be equipped with spot welding piece 11 in the four corners department and the central point of 1 bottoms of otic placode, as shown in figure 2, two otic placodes 1 respectively through spot welding piece 11 welded mounting in crossbeam 91 outside and main deck 9 outsides, 4 both ends of bracing piece are articulated with otic placode 1, and its axis of rotation sets up along 4 length direction levels of perpendicular to bracing piece.

As shown in fig. 1 and 2, the installation position of the ear plate 1 and the length and angle of the support rod 4 are calculated according to the structure of the ship body, two ear plates 1 are welded outside the cross beam 91 and outside the main deck 9 by using spot welding blocks 11, the support rod 4 supports the part of the cross beam 91 protruding out of the main deck 9, and the support rods 4 are positioned outside the ship board, compared with the support rods arranged inside the cross beam 91 (or inside the main deck 9) and inside the stainless steel inner shell 92 (shown by the dotted line in fig. 1), the integrity of the stainless steel inner shell 92 can be ensured, the stainless steel inner shell 92 can be directly subjected to sand blasting and painting after the section is finished, and the work of demolishing of additional strengthening is accomplished on ship board outside main deck 9, only need with spot welding piece 11 follow otic placode 1 excision reprocess polish a spot welding piece 11 position can, not only be convenient for be under construction, reduced a large amount of polishing work in later stage moreover, greatly reduced demolish and repair cost.

As shown in fig. 1 and fig. 3, in order to realize installing bracing piece 4 on otic placode 1, in this embodiment, 4 both ends of bracing piece articulate respectively has mount pad 3, be equipped with on the otic placode 1 with mount pad 3 complex mounting groove 12, mount pad 3 can dismantle fixed mounting in mounting groove 12, realize with 4 both ends of bracing piece demountable rotation install on otic placode 1, the bracing piece 4 of being convenient for and the installation of 1 components of a whole that can function independently of otic placode are demolishd, reduce the dismouting degree of difficulty.

As shown in fig. 3 and 4, specifically, the ear plate 1 is provided with guide grooves 13 symmetrically arranged at two sides of the mounting groove 12 and communicated with the mounting groove 12, and the guide grooves 13 penetrate through the end surface of the ear plate 1 far away from the spot welding block 11; there are card strip 2 in two guide ways 13 slidable mounting respectively, and every card strip 2 is kept away from between the one end of mount pad 3 and the one end wall that corresponds guide way 13 and keep away from mounting groove 12 and is fixed with and supports tight spring 21, supports tight spring 21 and sets up along guide way 13 length direction, and when supporting tight spring 21 normality, card strip 2 one end is located guide way 13, and the other end is located mounting groove 12. Simultaneously, be equipped with respectively at the lateral wall of 3 symmetries of mount pad with two 2 complex card holes 31 of card strip, go into the mounting groove 12 back with the 3 card of mount pad, the card strip 2 one end inserts and corresponds in the card hole 31, the other end is located guide way 13, under the mating reaction of card strip 2 and card hole 31, the realization is spacing to be fixed in mounting groove 12 with mount pad 3, realize promptly that 4 both ends of bracing piece can dismantle fixed mounting on otic placode 1, and under the thrust effect of supporting tight spring 21, guarantee the spacing fixed effect of card strip 2 to mount pad 3.

As shown in fig. 3 and 4, in the present embodiment, in order to realize automatic insertion of the card strip 2 and the card hole 31, an upper wedge surface 22 is respectively disposed at one end of the two card strips 2 located in the mounting groove 12, the two upper wedge surfaces 22 form a "v" shape, and a lower wedge surface 32 respectively engaged with the corresponding upper wedge surface 22 is disposed at a lower end surface of the mounting seat 3. In the process of inserting the mounting seat 3 into the mounting groove 12, the lower wedge surface 32 on the mounting seat 3 is firstly contacted with the upper wedge surface 22 of the clamping strip 2, and under the matching action of the upper wedge surface 22 and the lower wedge surface 32, the clamping strip 2 is extruded to the end part to be abutted against the side wall of the mounting seat 3 along with the movement of the mounting seat 3; when the mounting seat 3 moves to the upper wedge surface 22 and the lower wedge surface 32, which are completely staggered, and the clamping hole 31 corresponds to the clamping strip 2, the clamping strip 2 loses the blocking effect of the side wall of the mounting seat 3, and the clamping strip is inserted into the corresponding clamping hole 31 under the action of the thrust of the abutting spring 21, so that the mounting seat 3 is limited and fixed in the mounting groove 12. In addition, two card strips 2 are equipped with embedded groove 23 of digging on being located the up end of guide way 13 respectively, are convenient for extract card strip 2 from calorie hole 31 through digging groove 23, remove the spacing fixed action of card strip 2 to mount pad 3.

In order to further increase the applicability of the reinforcing structure, the support bar 4 is arranged to be adjustable in length. As shown in fig. 1, in the present embodiment, the supporting rod 4 includes a sleeve 6 and a sliding rod 5 slidably mounted in the sleeve 6, ends of the sleeve 6 and the sliding rod 5 away from each other are respectively hinged to the corresponding mounting seats 3, and a positioning mechanism for adjusting the length of the fixed supporting rod 4 is disposed between the sleeve 6 and the sliding rod 5. The positioning mechanism comprises a positioning gear 61 which is rotatably arranged on the inner wall of one end of the sleeve 6 far away from the corresponding mounting seat 3 in a positioning manner, a yielding groove 51 which is arranged along the length direction of the sliding rod 5 and is matched with the positioning gear 61 is arranged on the outer wall of the sliding rod 5, and a positioning rack 52 which is arranged along the length direction of the yielding groove and is matched with the positioning gear 61 is arranged in the yielding groove 51. The positioning gear 61 is driven to rotate in a positioning mode, the sliding rod 5 integrally moves along the sleeve 6 under the meshing effect of the positioning gear 61 and the positioning rack 52, the length of the supporting rod 4 is adjusted, and the position of the sliding rod 5 can be fixed by stopping rotating the positioning gear 61, namely the length of the supporting rod 4 is fixed. Wherein, the upper end surface of the slide bar 5 is provided with a scale mark 53 arranged along the length direction thereof, and whether the length adjustment of the support bar 4 is in place is clearly and accurately judged in real time by utilizing the scale mark 53.

As shown in fig. 1 and 5, in order to drive the positioning gear 61 to rotate, the positioning gear 61 is connected with a gear shaft 7 which is rotatably installed on the sleeve 6 in a positioning manner, one end of the gear shaft 7 extends out of the outer wall of the sleeve 6 close to the sleeve, a hand wheel 8 is clamped at the extended end of the gear shaft, and the gear shaft 7 is driven by the hand wheel 8 to drive the positioning gear 61 to rotate. Wherein, be equipped with fixture block 81 in the hand wheel 8 inner wall, be equipped with along its length direction and with fixture block 81 complex draw-in groove 71 in the gear shaft 7 outer wall, and draw-in groove 71 does not run through gear shaft 7 both ends, hand wheel 8 passes through fixture block 81 and draw-in groove 71's cooperation joint and slidable mounting on gear shaft 7. Still be equipped with at the sleeve pipe 6 outer wall with hand wheel 8 complex storage tank 62, when the hand wheel 8 does not use, accomodate in storage tank 62, avoid hand wheel 8 protrusion to be bumped or interfere the hoist and mount work by mistake outside easily. When the length of the support rod 4 needs to be adjusted, the hand wheel 8 can be operated by being pulled out of the accommodating groove 62.

The utility model discloses a theory of operation and application method:

the length and the angle of the supporting rod 4 and the installation position of the lug plates 1 are calculated according to the ship structure, and the two lug plates 1 are respectively welded outside the cross beam 91 and outside the main deck 9 correspondingly and externally by spot welding blocks 11 according to the angle of the supporting rod 4. The hand wheel 8 is pulled out from the accommodating groove 62, the hand wheel 8 drives the gear shaft 7 to drive the positioning gear 61 to rotate, the slide rod 5 is driven to slide along the sleeve 6 under the meshing action of the positioning gear 61 and the positioning rack 52, the length of the support rod 4 is adjusted, and the hand wheel 8 is reset into the accommodating groove 62. In installing the mounting groove 12 on otic placode 1 is directly pressed to the mount pad 3 at 4 both ends of bracing piece, the automatic card of card strip 2 is gone into in the card hole 31 on mount pad 3, realizes fixing 3 spacing of mount pad on otic placode 1, realizes the erection joint between bracing piece 4 and the otic placode 1 promptly. Set up additional strengthening like this in the ship board outside, can guarantee stainless steel inner shell 92's integrality, the stainless steel inner shell 92 can directly sandblast japanning after the segmentation completion, and additional strengthening's the work of demolising is accomplished on ship board outside main deck 9, only need with spot welding piece 11 follow otic placode 1 excision reprocessing polish some welding piece 11 positions can, not only be convenient for be under construction, reduced a large amount of work of polishing in later stage moreover, greatly reduced demolish and repair cost.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a stainless steel chemicals ship topside hoist and mount additional strengthening which characterized in that: the novel combined type spot welding device comprises a supporting rod (4) and lug plates (1) positioned at two ends of the supporting rod (4), spot welding blocks (11) are arranged at the bottom of each lug plate (1) in an array mode, and the lug plates (1) are welded and installed on the outer side of a cross beam (91) and the outer side of a main deck (9) through the spot welding blocks (11) respectively; the upper end of the ear plate (1) is detachably and fixedly provided with a mounting seat (3), two ends of the supporting rod (4) are respectively hinged with the corresponding mounting seats (3), and the rotating axis of the supporting rod (4) is horizontally arranged perpendicular to the length direction of the supporting rod (4); the support rod (4) comprises a sleeve (6) and a slide rod (5) slidably mounted in the sleeve (6), one end, far away from each other, of the sleeve (6) and the slide rod (5) is hinged to the corresponding mounting seat (3) respectively, and a position adjusting mechanism for adjusting the length of the fixed support rod (4) is arranged between the sleeve (6) and the slide rod (5).

2. The stainless steel chemical ship side hoisting reinforcing structure of claim 1, wherein: the positioning mechanism comprises a positioning gear (61) which is installed on the inner wall of one end of the corresponding mounting seat (3) and is far away from the sleeve (6) in a rotating mode, the outer wall of the sliding rod (5) is provided with a yielding groove (51) which is arranged along the length direction of the sliding rod and matched with the positioning gear (61), and a positioning rack (52) which is arranged along the length direction of the yielding groove and matched with the positioning gear (61) is arranged in the yielding groove (51).

3. The stainless steel chemical ship side hoisting reinforcing structure as claimed in claim 2, wherein: a gear shaft (7) is arranged on the positioning gear (61), one end of the gear shaft (7) extends out of the sleeve (6) and the outer wall close to the sleeve, and the extending end of the gear shaft is clamped with a hand wheel (8); the gear shaft (7) is equipped with draw-in groove (71) that sets up along its length direction with the one end outer wall that hand wheel (8) are connected, be equipped with on hand wheel (8) with draw-in groove (71) complex fixture block (81).

4. The stainless steel chemical ship side hoisting reinforcing structure as claimed in claim 3, wherein: the fixture block (81) is slidably mounted in the clamping groove (71) along the length direction of the clamping groove (71), and the outer wall of the sleeve (6) is provided with a containing groove (62) matched with the hand wheel (8).

5. The stainless steel chemical ship broadside hoisting reinforcing structure according to any one of claims 1 to 4, wherein: and at least one outer wall of the sliding rod (5) is provided with a scale mark (53) arranged along the length direction of the sliding rod.

6. The stainless steel chemical ship side hoisting reinforcing structure of claim 1, wherein: be equipped with on otic placode (1) with mount pad (3) complex mounting groove (12), be equipped with on otic placode (1) terminal surface symmetry set up mounting groove (12) both sides and with guide way (13) of mounting groove (12) intercommunication, two there are card strip (2) in guide way (13) respectively slidable mounting, mount pad (3) lateral wall symmetry be equipped with two card strip (2) complex card hole (31).

7. The stainless steel chemical ship side hoisting reinforcing structure of claim 6, wherein: and a tight-supporting spring (21) arranged along the sliding direction of the tight-supporting spring is fixed between the clamping strip (2) and one end, far away from the mounting groove (12), of the corresponding guide groove (13), and when the tight-supporting spring (21) is in a normal state, one end of each of the two clamping strips (2) is located in the corresponding guide groove (13), and the other end of each of the two clamping strips is located in the mounting groove (12).

8. The stainless steel chemical ship side hoisting reinforcing structure of claim 7, wherein: an upper wedge surface (22) is arranged at one end, located in the mounting groove (12), of the clamping strip (2), and a lower wedge surface (32) matched with the upper wedge surface (22) is arranged on the lower end surface of the mounting seat (3); the upper end face of the clamping strip (2) is provided with a digging groove (23).