CN213974363U - Transverse small tip structure of cargo hold of self-discharging ship - Google Patents
Transverse small tip structure of cargo hold of self-discharging ship Download PDFInfo
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- CN213974363U CN213974363U CN202022323827.XU CN202022323827U CN213974363U CN 213974363 U CN213974363 U CN 213974363U CN 202022323827 U CN202022323827 U CN 202022323827U CN 213974363 U CN213974363 U CN 213974363U
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Abstract
The utility model discloses a transverse small pointed top structure of a self-discharging ship cargo hold, which comprises a pair of inclined plates for forming a pointed top, and a pair of hanging beam lining plates which are connected on the inner side surface of the pointed top and are arranged vertically downwards, wherein the lower ends of the hanging beam lining plates are connected with a hopper door installation panel for installing a cargo hold hopper door, three rectangular windows are arranged on the hopper door installation panel at intervals, the four corners of the rectangular windows are provided with fillets, and the lower ends of the hanging beam lining plates are respectively connected with the positions between two adjacent rectangular windows on the hopper door installation panel; the hopper door installation panel is located the both sides of hanging beam welt junction are provided with a plurality of quantity respectively and are used for the waist type hole of cargo hold hopper door installation, the hopper door position control when waist type hole is used for the hopper door installation forms the contained angle between a pair of swash plate of pinnacle is 60 ~ 90. The utility model discloses the construction of horizontal little pinnacle has been made things convenient for to be favorable to the high accuracy installation of fill door.
Description
Technical Field
The utility model relates to a ship design manufacturing technical field, concretely relates to horizontal little pinnacle structure of self-discharging ship cargo hold.
Background
A self-dumping ship is a dry bulk transport ship having a special cargo hold structure and a dumping structure, which is provided with a dumping device between the bottom of the cargo hold and the bottom of the ship, and which can unload in a continuous conveying manner. The self-unloading ship can control the unloading operation in a centralized way, and high-speed automatic unloading is realized.
The 40000 ton self-discharging ship is a ship type which is independently developed by me, and has a lot of differences in structure compared with other self-discharging ships. In a 40000-ton self-discharging ship, a transverse small tip is arranged at the bottom of a cargo hold of the self-discharging ship, the transverse small tip at the bottom of the cargo hold of the self-discharging ship mainly realizes two functions, namely a funnel is formed with the longitudinal tip of the cargo hold, so that cargo is conveniently shunted to a cargo hold hopper door to form a discharging channel, and the other function is used as an installation supporting structure of the cargo hold discharging hopper door to facilitate the installation of the cargo hold hopper door.
The design of the transverse small pointed top structure directly influences the convenience of construction and the safety of the structure, and the following factors are considered in important points:
firstly, the structure is as simple as possible, under the prerequisite of guaranteeing little pinnacle yield and buckling strength, leaves the operating space of convenient construction (like welding operation) as far as possible in little pinnacle inside.
And secondly, the small tip structure is convenient for installing the hopper door.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a horizontal little pinnacle structure of self-discharging ship cargo hold aims at the construction of convenient horizontal little pinnacle to be favorable to the high accuracy installation of sluice gate. The specific technical scheme is as follows:
a transverse small pointed top structure of a cargo hold of a self-discharging ship comprises a pair of inclined plates for forming a pointed top, and a pair of hanging beam lining plates which are connected to the inner side surface of the pointed top and are arranged vertically downwards, wherein the lower ends of the hanging beam lining plates are connected with a hopper door installation panel for installing a cargo hold hopper door, three rectangular windows are arranged on the hopper door installation panel at intervals, four corners of each rectangular window are provided with round corners, and the lower ends of the hanging beam lining plates are respectively connected to the positions between two adjacent rectangular windows on the hopper door installation panel; a plurality of waist-shaped holes for installing the cargo compartment hopper door are respectively formed in the hopper door installation panel and positioned on two sides of the joint of the hanging beam lining plate, and the waist-shaped holes are used for adjusting the position of the hopper door during the installation of the hopper door; the included angle between the pair of inclined plates forming the pointed top is 60-90 degrees.
Preferably, before the cargo compartment hopper door is installed, the hopper door installation panel is connected with the hanging beam lining plate in a spot welding mode.
When the position of the hopper door mounting panel is further adjusted during mounting, spot welding can be removed, and the position of the hopper door mounting panel can be adjusted and then spot welding and welding reinforcement can be carried out again.
Preferably, the transverse small pointed top structure of the cargo hold of the self-discharging ship is formed by adopting finite element analysis software to perform strength calculation and size optimization.
Preferably, a layer of wear-resistant plate is paved on the outer side surface of the pointed top.
Preferably, two sides of the hanging beam lining plate are provided with side rib plates connected with the bucket door mounting panel.
A method for manufacturing a transverse small pointed top structure of a cargo hold of a self-discharging ship comprises the following steps:
(1) three-dimensional design of a transverse small pointed top structure: according to the structure and the size of the cargo hold of the self-unloading ship, three-dimensional design of a transverse small pinnacle structure of the cargo hold of the self-unloading ship is carried out by adopting three-dimensional CAD software to form a transverse small pinnacle three-dimensional CAD drawing;
(2) designing a steel plate blanking drawing: generating a steel plate blanking drawing of an inclined plate, a hanging beam lining plate, a hopper door mounting panel and a side rib plate in the transverse small pointed top structure according to the transverse small pointed top three-dimensional CAD drawing; the unloading device comprises a hanging beam lining plate, a hopper door mounting panel and a side reinforcing plate, wherein the hanging beam lining plate, the hopper door mounting panel and the side reinforcing plate form a blanking graph according to theoretical sizes, correction allowance is reserved on the side face, which is in contact with the inclined wall at the bottom of a cargo hold of the self-discharging ship, of an inclined plate, and the rest side faces form the blanking graph according to the theoretical sizes;
(3) steel plate typesetting and purchasing: typesetting the blanking parts by using typesetting software according to the blanking drawing and the production quantity of the transverse small pinnacle structure to obtain a typesetting cutting drawing of steel plate blanking and the quantity of steel plates to be purchased, and purchasing the steel plates according to the quantity of the steel plates;
(4) cutting and blanking of a steel plate: cutting and blanking the steel plate into the inclined plate, the hanging beam lining plate, the bucket door mounting panel and the side rib plate by adopting a numerical control plasma cutting machine according to the typesetting cutting diagram of the steel plate blanking;
(5) assembling and welding a transverse small pointed top structure: welding the inclined plate, the hanging beam lining plate and the side reinforcing plate together to form a transverse small pointed top component; the hopper door mounting panel is not welded on the transverse small pointed top component temporarily;
(6) calibrating the installation position of the transverse small pinnacle structure: marking the installation position lines of the transverse small pointed top structures along the longitudinal direction of the ship body at the inclined wall part at the bottom of the cargo hold of the self-discharging ship;
(7) three-dimensional scanning measurement of the inclined wall at the bottom of the cargo hold of the self-discharging ship: adsorbing a cylindrical magnet on the inclined wall at the bottom of the cargo hold of the self-unloading ship, aligning the central axis of the cylindrical magnet with the installation position line, and then performing three-dimensional laser scanning measurement on the inclined wall part at the bottom of the cargo hold of the self-unloading ship needing to be provided with the transverse small pointed top structure and the cylindrical magnet together by adopting a three-dimensional laser scanning measuring instrument to obtain three-dimensional profile data of the inclined wall part at the bottom of the cargo hold of the self-unloading ship needing to be provided with the transverse small pointed top structure;
(8) three-dimensional modeling of the inclined wall at the bottom of the cargo hold of the self-unloading ship: according to three-dimensional profile data of an inclined wall part at the bottom of a self-unloading ship cargo hold of which a transverse small pointed top structure needs to be installed, measured by a three-dimensional laser scanning measuring instrument, three-dimensional modeling is carried out through three-dimensional software to form a three-dimensional sheet body of the inclined wall part at the bottom of the self-unloading ship cargo hold of which the transverse small pointed top structure needs to be installed, a cross section perpendicular to the three-dimensional sheet body is made in the three-dimensional software, the cross section passes through an intersection point of a central axis of a cylindrical magnet and the three-dimensional sheet body, secondary three-dimensional design of an inclined plate is carried out by taking the cross section as a symmetrical plane, and an inclined plate entity with thickness is formed, and a side surface, which is in contact with the three-dimensional sheet body, on the inclined plate entity is used as a correction allowance-free surface of the inclined plate;
(9) correcting and processing the side surface of the inclined plate: fixing the transverse small pointed top assembly on a positioning tool by adopting a numerical control three-axis numerical control machine tool and the positioning tool, then correcting and processing the side surface of the inclined plate in the transverse small pointed top assembly, wherein the correction allowance is reserved on the side surface, and the secondary three-dimensional designed side surface of the inclined plate in the step (8) is used as a path of processing feed during correction processing so as to realize accurate fitting of the side surface of the inclined plate and the inclined wall at the bottom of the cargo hold of the self-unloading ship when the transverse small pointed top structure is installed;
(10) installation of a transverse small pointed top structure: and spot welding the bucket door mounting panel to the transverse small pointed top assembly, then mounting the bucket door mounting panel and the transverse small pointed top assembly together to a preset mounting position at the bottom of the cargo hold of the self-unloading ship, and welding after aligning a mounting position line.
As a further improvement of the present invention, there are two cylindrical magnets, and a laser pen and a digital display laser distance measuring pen are respectively disposed on the cylindrical magnets, wherein the laser projection direction of the digital display laser distance measuring pen is perpendicular to the central axis of the cylindrical magnets, the laser projection direction of the laser pen is perpendicular to the laser projection direction of the digital display laser distance measuring pen, and the laser pen is disposed on the plane of the central axis of the cylindrical magnets through the rotation of the hinge shaft; the cylindrical magnet is also provided with a laser receiving plane, and the laser receiving plane is parallel to the laser projection direction of the digital display laser ranging pen; and the two cylindrical magnets are used for installing two adjacent transverse small pointed top structures at the bottom of the cargo hold of the self-discharging ship at accurate intervals.
The utility model discloses in, adopt two the method that cylinder type magnet carries out the accurate distance installation of two adjacent horizontal little sharp top structures is as follows:
s1, mounting of a first cylindrical magnet: installing a first cylindrical magnet at the first installation position line according to the installation position lines of the transverse small pointed top structures marked in the step (6), and enabling a laser receiving plane on the first cylindrical magnet to face one side of a second installation position line adjacent to the first installation position line; rotating the laser pen on the first cylindrical magnet and observing whether the laser of the laser pen is completely projected on the first installation position line in the rotating process, and adjusting if the laser is deviated;
s2, mounting of a second cylindrical magnet: installing a second cylindrical magnet at a second installation position line adjacent to the first installation position line, and enabling a digital display laser ranging pen on the second cylindrical magnet to point to a laser receiving plane of the first cylindrical magnet; rotating the laser pen on the second cylindrical magnet and observing whether the laser of the laser pen is completely projected on the second installation position line in the rotating process, and adjusting if the laser is deviated;
s3, laser ranging and correcting of two adjacent mounting position lines: obtaining distance data of two adjacent installation position lines according to the distance from a digital display laser ranging pen on a second cylindrical magnet to a laser receiving plane of the first cylindrical magnet and the structural sizes of the first cylindrical magnet and the second cylindrical magnet, correcting the second installation position line if the distance between the two adjacent installation position lines is out of tolerance, reinstalling and adjusting the position of the second cylindrical magnet according to the corrected second installation position line, rechecking the distance between the two corrected adjacent installation position lines and ensuring that the error is within an allowable range;
s4, correction of the next mounting position line: repeating steps S1-S3 on the adjacent second mounting position line and third mounting position line, and on the adjacent Nth mounting position line and the (N + 1) th mounting position line, thereby completing the correction of all the mounting position lines;
s5, installation of a transverse small pointed top structure: and (4) mounting the transverse small pointed top structures on each corrected mounting position line, so that accurate distance mounting of two adjacent transverse small pointed top structures is realized.
Note that the cylindrical magnet is placed so that the central axis of the cylindrical magnet is exactly aligned with the mounting position line.
As a further improvement of the utility model, a V-shaped groove is formed at the bottom end of the cylindrical magnet, and the shape of the V-shaped groove is matched with the tip of the transverse small tip structure; through installing the in-process of horizontal little pinnacle structure, adsorb two cylinder type magnet the V type groove on the pinnacle of two adjacent horizontal little pinnacle structures, realize the quick installation of accurate distance of two adjacent horizontal little pinnacle structures.
The utility model discloses in, the cell body has been seted up on the cylinder type magnet, the central plane of cell body is located on the central axis of cylinder type magnet, the laser pen is arranged in the cell body.
The utility model has the advantages that:
first, the utility model discloses a horizontal little pinnacle structure of self-discharging ship cargo hold, horizontal little pinnacle structure constitute the pinnacle by two swash plates to set up a pair of hanging beam welt at the pinnacle, connect the sluice gate installation panel that has the rectangle window at the lower extreme of hanging beam welt, overall structure is comparatively simple and has made things convenient for the installation operation of construction operation and sluice gate.
Second, the utility model discloses a horizontal little pointed top structure of self-discharging ship cargo hold, two swash plates leave the correction surplus when the unloading, utilize three-dimensional laser scanning measuring apparatu to scan the actual shape that obtains the inclined wall of cargo hold bottom to the self-discharging ship cargo hold bottom, and then obtain with inclined wall assorted swash plate side shape of cargo hold bottom, make the side after the swash plate is revised have good laminating degree when assembling with the inclined wall of cargo hold bottom mutually from this, the inclined wall shape in cargo hold bottom that the inclined wall warp and lead to because of the hull welding has been eliminated, the unmatched drawback of size and swash plate, thereby the installation accuracy of horizontal little pointed top structure has been improved, and be favorable to improving horizontal little pointed top structure welding quality.
Third, the utility model discloses a horizontal little top structure of self-discharging ship cargo hold utilizes the laser pen and the digital display laser range finding pen that set up on the cylinder type magnet, can realize the accurate correction of horizontal little top structure mounted position line, has further improved the installation accuracy of horizontal little top structure from this.
Fourth, the utility model discloses a horizontal little pinnacle structure of self-discharging ship cargo hold is provided with the V type groove with pinnacle shape looks adaptation on the modified cylinder type magnet, can directly fix a position the V type groove of cylinder type magnet on the pinnacle during horizontal little pinnacle structrual installation, makes horizontal little pinnacle structrual installation more swift from this, and can ensure the accurate distance of adjacent horizontal little pinnacle structure.
Drawings
FIG. 1 is a schematic view of a transverse small tip structure of a cargo hold of a self-discharging ship of the present invention;
FIG. 2 is a view A-A of FIG. 1;
FIG. 3 is a schematic structural view of the hanging beam lining plate in FIG. 2, wherein side rib plates are arranged on two sides of the hanging beam lining plate, and the lower end of the hanging beam lining plate is connected with a hopper door mounting panel;
FIG. 4 is a top view of the portion of FIG. 1 related to the door mounting panel;
FIG. 5 is a schematic view of a cylindrical magnet;
fig. 6 is a left side view of fig. 5.
In the figure: 1. the device comprises a sharp top, 2, an inclined plate, 3, a hanging beam lining plate, 4, a bucket door mounting panel, 5, a rectangular window, 6, a round angle, 7, a waist-shaped hole, 8, a cargo compartment bottom inclined wall, 9, a cylindrical magnet, 10, a laser pen, 11, a digital display laser ranging pen, 12, a laser receiving plane, 13, a V-shaped groove, 14, a cargo compartment, 15, a side rib plate, 16, a hinge shaft, 17 and a tank body.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1:
fig. 1 to 6 show an embodiment of a transverse small pinnacle structure of a self-discharging ship cargo hold of the present invention, which includes a pair of sloping plates 2 for forming a pinnacle 1, and a pair of hanging beam lining plates 3 connected to the inner side surface of the pinnacle 1 and vertically arranged downward, wherein the lower ends of the hanging beam lining plates 3 are connected to a hopper door installation panel 4 for installing a cargo hold hopper door, three rectangular windows 5 are arranged at intervals on the hopper door installation panel 4, four corners of the rectangular windows 5 are provided with rounded corners 6, and the lower ends of the hanging beam lining plates 3 are respectively connected to positions between two adjacent rectangular windows 5 on the hopper door installation panel 4; the hopper door installation panel 4 is located the both sides of 3 junctions of hanging beam welt are provided with waist type hole 7 that a plurality of quantity were used for the installation of cargo hold hopper door respectively, the hopper door position control when waist type hole 7 was used for the hopper door installation forms contained angle between a pair of swash plate 2 of pinnacle 1 is 60 ~ 90.
Preferably, the bucket door mounting panel 4 is spot-welded to the hanging beam liner 3 before the cargo compartment bucket door is mounted.
When the position of the bucket door mounting panel 4 is further adjusted during installation, spot welding can be removed, and the position of the bucket door mounting panel 4 can be adjusted and then spot welding and welding reinforcement can be carried out again.
Preferably, the transverse small pointed top structure of the cargo hold of the self-discharging ship is formed by adopting finite element analysis software to perform strength calculation and size optimization.
Preferably, a wear-resistant plate is paved on the outer side surface of the pointed top 1.
Preferably, side reinforcing plates 15 connected with the bucket door mounting panel 4 are arranged on two sides of the hanging beam lining plate 3.
Example 2:
a method of making a transverse small pinnacle structure for use in the cargo hold of the self-discharging ship of example 1 comprising the steps of:
(1) three-dimensional design of a transverse small pointed top structure: according to the structure and the size of the cargo hold of the self-unloading ship, three-dimensional design of a transverse small pinnacle structure of the cargo hold of the self-unloading ship is carried out by adopting three-dimensional CAD software to form a transverse small pinnacle three-dimensional CAD drawing;
(2) designing a steel plate blanking drawing: according to the transverse small pointed top three-dimensional CAD drawing, generating a steel plate blanking drawing of an inclined plate 2, a hanging beam lining plate 3, a hopper door mounting panel 4 and a side rib plate 15 in the transverse small pointed top structure; wherein, the hanging beam lining plate 3, the bucket door mounting panel 4 and the side reinforcing plate 15 form a blanking drawing according to the theoretical size, the side surface of the inclined plate 2 contacted with the inclined wall 8 at the bottom of the self-unloading ship cargo hold is reserved with correction allowance, and the other side surfaces form a blanking drawing according to the theoretical size;
(3) steel plate typesetting and purchasing: typesetting the blanking parts by using typesetting software according to the blanking drawing and the production quantity of the transverse small pinnacle structure to obtain a typesetting cutting drawing of steel plate blanking and the quantity of steel plates to be purchased, and purchasing the steel plates according to the quantity of the steel plates;
(4) cutting and blanking of a steel plate: cutting and blanking the steel plate into the inclined plate 2, the hanging beam lining plate 3, the bucket door mounting panel 4 and the side reinforcing plate 15 by adopting a numerical control plasma cutting machine according to the typesetting cutting diagram of the steel plate blanking;
(5) assembling and welding a transverse small pointed top structure: assembling and welding the inclined plate 2, the hanging beam lining plate 3 and the side reinforcing plate 15 together to form a transverse small pointed top component; the hopper door mounting panel 4 is not welded on the transverse small pointed top component temporarily;
(6) calibrating the installation position of the transverse small pinnacle structure: marking the installation position lines of the transverse small pointed top structures along the longitudinal direction of the ship body at the inclined wall 8 part at the bottom of the cargo hold of the self-discharging ship;
(7) three-dimensional scanning measurement of the inclined wall at the bottom of the cargo hold of the self-discharging ship: adsorbing a cylindrical magnet 9 on the inclined wall 8 at the bottom of the cargo hold of the self-unloading ship, aligning the central axis of the cylindrical magnet 9 with the installation position line, and then performing three-dimensional laser scanning measurement on the inclined wall 8 at the bottom of the cargo hold of the self-unloading ship needing to be provided with the transverse small pointed top structure and the cylindrical magnet 9 together by adopting a three-dimensional laser scanning measuring instrument to obtain three-dimensional profile data of the inclined wall 8 at the bottom of the cargo hold of the self-unloading ship needing to be provided with the transverse small pointed top structure;
(8) three-dimensional modeling of the inclined wall at the bottom of the cargo hold of the self-unloading ship: according to three-dimensional profile data of an inclined wall 8 part at the bottom of a self-unloading ship cargo hold of which a transverse small pointed top structure needs to be installed, measured by a three-dimensional laser scanning measuring instrument, three-dimensional modeling is performed through three-dimensional software to form a three-dimensional sheet body of the inclined wall 8 part at the bottom of the self-unloading ship cargo hold of which the transverse small pointed top structure needs to be installed, a cross section perpendicular to the three-dimensional sheet body is made in the three-dimensional software, the cross section passes through an intersection point of a central axis of a cylindrical magnet 9 and the three-dimensional sheet body, secondary three-dimensional design of an inclined plate 2 is performed by taking the cross section as a symmetrical plane, and an inclined plate 2 entity with thickness is formed, and a side surface, which is in contact with the three-dimensional sheet body, on the inclined plate 2 entity is used as a correction allowance-free surface of the inclined plate 2;
(9) correcting and processing the side surface of the inclined plate: fixing the transverse small pointed top assembly on a positioning tool by adopting a numerical control three-axis numerical control machine tool and the positioning tool, then correcting and processing the side surface of the inclined plate 2 in the transverse small pointed top assembly, wherein the correction allowance is reserved on the side surface, and the secondary three-dimensional designed inclined plate side surface in the step (8) is used as a processing feed path during correction and processing so as to realize the accurate fit of the side surface of the inclined plate 2 and the inclined wall 8 at the bottom of the cargo hold of the self-unloading ship when the transverse small pointed top structure is installed;
(10) installation of a transverse small pointed top structure: the hopper door mounting panel 4 is spot-welded to the lateral small pinnacle module and then mounted together to a predetermined mounting position at the bottom of the cargo hold of the self-discharging ship, and the welding is performed after aligning the mounting position line.
As a further improvement of this embodiment, the number of the cylindrical magnets 9 is two, a laser pen 10 and a digital display laser distance measuring pen 11 are respectively disposed on the cylindrical magnets 9, a laser projection direction of the digital display laser distance measuring pen 11 is perpendicular to a central axis of the cylindrical magnets 9, a laser projection direction of the laser pen 10 is perpendicular to a laser projection direction of the digital display laser distance measuring pen 11, and the laser pen 10 is rotatably disposed on a plane of the central axis of the cylindrical magnets 9 through a hinge shaft 16; the cylindrical magnet 9 is also provided with a laser receiving plane 12, and the laser receiving plane 12 is parallel to the laser projection direction of the digital display laser ranging pen 11; the two cylindrical magnets 9 are used for accurate distance installation of two adjacent transverse small pointed top structures at the bottom of the cargo hold of the self-discharging ship.
In this embodiment, the method for mounting two adjacent transverse small pointed structures at a precise distance by using two cylindrical magnets 9 is as follows:
s1, mounting of a first cylindrical magnet: installing a first cylindrical magnet 9 at a first installation position line according to the installation position lines of the transverse small pointed top structures marked in the step (6), and enabling a laser receiving plane 12 on the first cylindrical magnet 9 to face one side of a second installation position line adjacent to the first installation position line; rotating the laser pen 10 on the first cylindrical magnet 9 and observing whether the laser of the laser pen 10 is completely projected on the first installation position line or not in the rotating process, and adjusting if the laser deviates;
s2, mounting of a second cylindrical magnet: installing a second cylindrical magnet 9 at a second installation position line adjacent to the first installation position line, and enabling a digital display laser ranging pen 11 on the second cylindrical magnet 9 to point to a laser receiving plane 12 of the first cylindrical magnet 9; rotating the laser pen 10 on the second cylindrical magnet 9 and observing whether the laser of the laser pen 10 is completely projected on the second installation position line in the rotating process, and adjusting if the laser deviates;
s3, laser ranging and correcting of two adjacent mounting position lines: obtaining distance data of two adjacent installation position lines according to the distance from a digital display laser ranging pen 11 on a second cylindrical magnet 9 to a laser receiving plane 12 of the first cylindrical magnet 9 and the structural sizes of the first cylindrical magnet 9 and the second cylindrical magnet 9, correcting the second installation position line if the distance of the two adjacent installation position lines is out of tolerance, reinstalling and adjusting the position of the second cylindrical magnet 9 according to the corrected second installation position line, and rechecking the distance of the two corrected adjacent installation position lines and ensuring that the error is within an allowable range;
s4, correction of the next mounting position line: repeating steps S1-S3 on the adjacent second mounting position line and third mounting position line, and on the adjacent Nth mounting position line and the (N + 1) th mounting position line, thereby completing the correction of all the mounting position lines;
s5, installation of a transverse small pointed top structure: and (4) mounting the transverse small pointed top structures on each corrected mounting position line, so that accurate distance mounting of two adjacent transverse small pointed top structures is realized.
Note that the cylindrical magnet 9 is placed so that the central axis of the cylindrical magnet 9 is exactly aligned with the mounting position line.
As a further improvement of this embodiment, a V-shaped groove 13 is formed at the bottom end of the cylindrical magnet 9, and the shape of the V-shaped groove 13 is matched with the tip 1 of the transverse small tip structure; through installing the in-process of horizontal little pinnacle structure, adsorb two cylinder type magnet 9V type groove 13 on the pinnacle of two adjacent horizontal little pinnacle structures, realize the quick installation of accurate distance of two adjacent horizontal little pinnacle structures.
In this embodiment, a groove 17 has been opened on the cylindrical magnet 9, the central plane of the groove 17 is located on the central axis of the cylindrical magnet, and the laser pen 10 is disposed in the groove 17.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A transverse small pointed top structure of a cargo hold of a self-discharging ship is characterized by comprising a pair of inclined plates for forming a pointed top and a pair of hanging beam lining plates which are connected to the inner side surface of the pointed top and are vertically arranged downwards, wherein the lower ends of the hanging beam lining plates are connected with a hopper door installation panel for installing a cargo hold hopper door, three rectangular windows are arranged on the hopper door installation panel at intervals, fillets are arranged at four corners of each rectangular window, and the lower ends of the hanging beam lining plates are respectively connected to the positions between two adjacent rectangular windows on the hopper door installation panel; the hopper door installation panel is located the both sides of hanging beam welt junction are provided with a plurality of quantity respectively and are used for the waist type hole of cargo hold hopper door installation, the hopper door position control when waist type hole is used for the hopper door installation forms the contained angle between a pair of swash plate of pinnacle is 60 ~ 90.
2. The lateral pinnacle structure of a cargo tank of a self-discharging ship as set forth in claim 1, wherein the door installation panel is spot-welded to the hanger beam liner panel before the cargo tank door is installed.
3. The transverse small pointed top structure of the cargo hold of the self-unloading ship as claimed in claim 1, wherein the outer side surface of the pointed top is paved with a layer of wear-resistant plates.
4. The transverse small pointed top structure of the cargo hold of the self-discharging ship according to claim 1, characterized in that the two sides of the hanging beam liner plate are provided with side rib plates connected with the bucket door mounting panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022323827.XU CN213974363U (en) | 2020-10-19 | 2020-10-19 | Transverse small tip structure of cargo hold of self-discharging ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022323827.XU CN213974363U (en) | 2020-10-19 | 2020-10-19 | Transverse small tip structure of cargo hold of self-discharging ship |
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| Publication Number | Publication Date |
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| CN213974363U true CN213974363U (en) | 2021-08-17 |
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| CN202022323827.XU Active CN213974363U (en) | 2020-10-19 | 2020-10-19 | Transverse small tip structure of cargo hold of self-discharging ship |
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