CN115468475A - A measuring tool and an installation method of scientific research fin track - Google Patents

Abstract

The invention discloses a measuring tool and a mounting method of a scientific investigation fin plate track, and belongs to the technical field of ships. The measuring tool is used for measuring the distance between three tracks arranged on the ship body, the three tracks are positioned on three vertexes of a triangle, the measuring tool comprises a support, a limiting unit and a measuring connecting unit, the support comprises a first connecting rod and a second connecting rod which are vertically connected with each other, one end of the second connecting rod is connected to the middle of the first connecting rod, the lengths of the first connecting rod and the second connecting rod respectively correspond to the preset distance between the three tracks, and the support is provided with a center mark which can be coincided with the center line of the fin plate; the limiting unit is connected to the bracket and used for limiting the three tracks; the measuring and connecting unit is connected to the support and used for being fixed with the three rails. The invention can quickly install the rail, shorten the construction period and improve the installation precision and efficiency of the rail and the fin plate.

Description

A measuring tool and an installation method for scientific research fin track

technical field

The invention relates to the field of ships, in particular to a measuring tool and a method for installing a scientific research fin track.

Background technique

On marine scientific research ships, based on the needs of scientific investigations, a set of scientific research elevating fin systems is often installed. The elevating fin system includes fins and multiple guide rails. The movement of the guide rail improves the movement accuracy and reliability, so the installation accuracy of the guide rail is required to be higher. The existing method of installing multiple guide rails is: install one guide rail first, measure and adjust the vertical or horizontal accuracy of one guide rail separately, and then install other guide rails in the same way; however, the measurement workload is large and it is not convenient for real-time Monitor the status of multiple guide rails (affected by temperature and humidity, and the probability of measurement error is high at different times), and subsequent installation is prone to rework.

Contents of the invention

The object of the present invention is to provide a measuring tool and a method for installing the track of the scientific research fin, which can quickly install the track, shorten the construction period, and improve the installation accuracy and efficiency of the track and the fin.

For reaching this purpose, the present invention adopts following technical scheme:

In one aspect, a measuring tool is provided for measuring the distance between three rails installed on a hull, the three rails being located on three vertices of a triangle, the measuring tool comprising:

The bracket includes a first connecting rod and a second connecting rod vertically connected to each other, one end of the second connecting rod is connected to the middle part of the first connecting rod, and the first connecting rod and the second connecting rod The lengths correspond to the preset distances between the three rails, and the bracket is provided with a center mark that can coincide with the center line of the fin;

a limiting unit connected to the bracket, and the limiting unit is used for limiting with the three rails;

The measurement connection unit is connected to the bracket, and the measurement connection unit is used to be fixed to the three rails.

In some possible implementations, the measurement connection unit includes two measuring plate assemblies, the two measuring plate assemblies are respectively connected to both ends of the first connecting rod, and the measuring plate assemblies are used to connect to the described track.

In some possible implementation manners, the track includes a first guide rail part and a second guide rail part connected to each other, and the first guide rail part and the second guide rail part are arranged at an angle in the transverse direction of the track, The measuring plate assembly includes two connecting plates, the connecting plates are connected to the first connecting rod, and the two connecting plates are respectively connected to the first guide rail part and the second guide rail part.

In some possible implementation manners, the connecting plate is provided with a slot, the track can be inserted into the slot, the connecting plate is provided with a fastener, and the fastening member is provided when the track is inserted into the slot. The fasteners can be fastened against the rails.

In some possible implementation manners, the track includes a first guide rail part and a second guide rail part connected to each other, and the first guide rail part and the second guide rail part are arranged at an angle in the transverse direction of the track, The limiting unit includes:

Two first limiting plates, the two first limiting plates are respectively connected to the two ends of the first connecting rod, the shape of the first limiting plates is adapted to the radian of the track, the The first limiting plate abuts against the track;

The second limiting plate is connected to the end of the second connecting rod away from the first connecting rod, the shape of the second limiting plate is adapted to the radian of the track, and the second limiting plate abut against the track.

In some possible implementations, the second limiting plate is provided with a V-shaped groove, the second connecting rod includes a cross bar and a vertical rod connected to each other, and the second connecting rod is T-shaped, so The vertical rod is connected to the middle part of the first connecting rod, and the two ends of the horizontal rod are connected to the two groove walls of the groove.

In some possible implementations, the outer surfaces of the first limiting plate and the second limiting plate are finished, and the outer surfaces of the first limiting plate and the second limiting plate are used to measure the vertical flatness of the track respectively.

In some possible implementation manners, the center mark is arranged linearly along the length direction of the second connecting rod, and the center mark is arranged on the extending direction of the second connecting rod along the extending direction of the first connecting rod of the middle.

On the other hand, there is provided a method for installing the rails of scientific research fins, the fins move along three rails, and the above-mentioned measuring tool is used, including the following steps:

providing three said tracks on the hull;

Corresponding the measuring connection unit of the measuring tool to the three rails, so that the three rails are roughly positioned on the hull;

Adjust the bracket of the measuring tool so that the center mark of the measuring tool coincides with the center line of the fin;

Adjust the measuring tool so that the limit unit limits the track;

connecting the measuring connection unit and the track;

The track is secured to the hull.

In some possible implementations, the measuring tool is adjusted so that when the limit unit limits the track, the gap difference between the limit unit and the track is not greater than 1 mm, and the track The flatness is not greater than 1mm.

Beneficial effects of the present invention:

The invention provides a measuring tool and a method for installing the scientific research fin track. Both the measuring connection unit and the limiting unit are connected to the bracket, so that the measuring tool forms an integrated structure, which is convenient for measurement and operation. The three end points formed by the connection of the first connecting rod and the second connecting rod correspond to the three rails one by one. The length of the first connecting rod and the second connecting rod is set according to the preset distance between the rails and measured simultaneously through the bracket The distance between the three rails, the limit unit simultaneously limits the three rails, and the measuring connection unit fixes the three rails at the same time. Through the measuring tool, the three rails can be simultaneously limited and fixed according to the preset distance, and then can be Fixing the guide rails to the hull can shorten the installation and construction period of the rails and the fins, improve the installation efficiency of the rails and the fins, and improve the installation accuracy of the three rails, which is beneficial to the use and maintenance of the subsequent fins.

Description of drawings

Fig. 1 is the schematic diagram when the measuring tool that the specific embodiment of the present invention provides provides to measure track;

Fig. 2 is the schematic diagram of the measurement tool that the specific embodiment of the present invention provides;

Fig. 3 is a schematic diagram of the direction A of Fig. 2;

Fig. 4 is a schematic diagram of an angle lower measuring plate assembly provided by a specific embodiment of the present invention;

Fig. 5 is a schematic diagram of another angle lower measuring plate assembly provided by a specific embodiment of the present invention.

In the picture:

1. Bracket; 11. First connecting rod; 111. Connecting rod; 112. Connecting part; 12. Second connecting rod; 121. Center mark; 122. Cross bar; 123. Vertical bar;

2. Limiting unit; 21. First limiting plate; 22. Second limiting plate; 221. Groove;

3. Measurement connection unit; 31. Measuring plate assembly; 311. Connection plate; 3111. Slot; 3112. Threaded hole; 312. Fixed block; 313. Fastener;

4. Track; 41. The first guide rail part; 42. The second guide rail part;

5. Hull.

detailed description

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only the technical solutions of the present invention. Some, but not all, embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected" and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integrated ; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "under" a second feature may include direct contact between the first and second features, and may also include the first and second features Not in direct contact but through another characteristic contact between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

The scientific research ship is provided with a lifting fin system, as shown in Figure 1, the lifting fin system includes a fin plate and three rails 4 fixed on the hull 5, generally, the three rails 4 are located on the three vertices of the triangle, and the fin plate Move along three tracks4. This embodiment provides a measurement tool, as shown in Figures 1-3, it includes a bracket 1, a limit unit 2 and a measurement connection unit 3, the bracket 1 includes a first connecting rod 11 and a second connecting rod 11 connected vertically to each other Rod 12, one end of the second connecting rod 12 is connected to the middle part of the first connecting rod 11, the lengths of the first connecting rod 11 and the second connecting rod 12 are respectively corresponding to the preset distances between the three rails 4, the support 1 There is a center mark 121 that can coincide with the center line of the fin plate. The limit unit 2 is connected to the bracket 1. The limit unit 2 is used to limit the position with the three rails 4. The measurement connection unit 3 is connected to the bracket 1. The measurement connection Unit 3 is used for fixing with three rails 4 .

Both the measurement connection unit 3 and the limit unit 2 are connected to the bracket 1, so that the measurement tool forms an integrated structure, which is convenient for measurement and operation. The three end points formed after the connection of the first connecting rod 11 and the second connecting rod 12 correspond to the three rails 4 one by one, and the length of the first connecting rod 11 and the second connecting rod 12 is determined according to the preset distance between the rails 4 It is provided that the first connecting rod 11 is used for measuring the distance between the rails 4 at both ends of the first connecting rod 11 , and the second connecting rod 12 is used for measuring the distance of the third rail 4 . Measure the distance between the three rails 4 at the same time through the bracket 1, the limit unit 2 limits the three rails at the same time, the measurement connection unit 3 is fixed with the three rails 4 at the same time, and the three rails can be simultaneously adjusted according to the predetermined distance through the measuring tool. Set the distance limit and fix, and then the guide rail can be fixed on the hull 5, which can shorten the installation and construction period of the rail 4 and the fin, improve the installation efficiency of the rail 4 and the fin, and improve the installation accuracy of the three rails 4 , which is beneficial to the use and maintenance of subsequent fins.

In one embodiment, as shown in FIGS. 1 and 2 , the measurement connection unit 3 includes two measuring plate assemblies 31, and the two measuring plate assemblies 31 are respectively connected to the two ends of the first connecting rod 11. The measuring plate assemblies 31 It is used for connecting to the track 4 so as to realize the fixing of the measuring connection unit 3 and the track 4 at both ends of the first connecting rod 11 .

In one embodiment, as shown in FIG. 1 , the track 4 includes a first guide rail portion 41 and a second guide rail portion 42 connected to each other, and the first guide rail portion 41 and the second guide rail portion 42 are sandwiched in the transverse direction of the track 4 . Angle setting, corresponding fin plate and the shape of three rails 4 adapt, just refer to the prior art, no more details. Further, the first guide rail part 41 and the second guide rail part 42 form an angle of 90°.

In one embodiment, as shown in FIG. 2 , the measuring plate assembly 31 includes two connecting plates 311, the connecting plates 311 are connected to the first connecting rod 11, and the two connecting plates 311 are respectively connected to the first rail part 41 and the second rail part 41. Two guide rail parts 42, two connecting plates 311 are respectively connected with the first guide rail part 41 and the second guide rail part 42, which improves the connection effect, and the first guide rail part 41 and the second guide rail part 42 are arranged at an angle, through the connecting plate The fixing of the track 4 by 311 realizes the limitation in two directions. Specifically, the first connecting rod 11 includes two connecting rods 111 and a connecting portion 112 connecting the connecting rods 111, the two ends of the two connecting rods 111 are connected to the connecting plate 311, and the two connecting plates 311 at the same end of the two connecting rods 111 form a A measuring plate assembly 31.

In one embodiment, as shown in FIGS. 3-5 , the connecting plate 311 is provided with a slot 3111, the track 4 can be inserted into the slot 3111, the connecting plate 311 is provided with a fastener 313, and the track 4 is inserted into the slot 3111 When the fastener 313 can be fastened on the track 4, firstly the track 4 is plugged into the slot 3111 to limit the position, and then the fastener 313 is tightened such as a bolt to fix it, which is convenient for disassembly and assembly, and improves the connection between the track 4 and the track 4. The connection reliability of the connecting plate 311 is improved, and it is convenient to take off the measuring tool after the adjustment is completed. Further, the connecting plate 311 is provided with a threaded hole 3112 , and the bolt passes through and is threadedly connected to the threaded hole 3112 . Specifically, the connecting plate 311 can be welded on the connecting rod 111 , and the measuring plate assembly 31 further includes a fixing block 312 , and the fixing block 312 is welded to the connecting plate 311 to improve the structural strength of the connecting plate 311 .

In one embodiment, as shown in FIG. 1 , the limiting unit 2 includes a second limiting plate 22 and two first limiting plates 21, and the two first limiting plates 21 are connected to the first connecting rod 11 respectively. The two ends of the first limiting plate 21 are compatible with the radian of the track 4, and the first limiting plate 21 is in contact with the track 4 to ensure that the first limiting plate 21 fits with the track 4 to improve positioning accuracy; In the same way, the second limiting plate 22 is connected to the end of the second connecting rod 12 away from the first connecting rod 11, the shape of the second limiting plate 22 is adapted to the radian of the track 4, and the second limiting plate 22 is aligned with the track 4. 4 abut against each other to ensure that the second limiting plate 22 fits with the track 4 and improve the positioning accuracy.

In one embodiment, as shown in FIG. 1 , the second limiting plate 22 is provided with a V-shaped groove 221 on one side facing the second connecting rod 12, and the second connecting rod 12 includes a cross bar 122 and a vertical bar connected to each other. Rod 123, the second connecting rod 12 is T-shaped, the vertical rod 123 is connected to the middle part of the first connecting rod 11, the two ends of the cross bar 122 are connected to the two groove walls of the groove 221, and the second connecting rod 12 and the The connection reliability and stability of the second limiting plate 22 . Specifically, the horizontal bar 122 and the vertical bar 123 can be welded, the vertical bar 123 is welded with the first connecting rod 11, and the horizontal bar 122 is welded with the groove wall.

In one embodiment, as shown in Figure 1 and Figure 2, the outer surfaces of the first limiting plate 21 and the second limiting plate 22 are made by finishing, the first limiting plate 21 and the second limiting plate The outer surfaces of 22 are used to measure the vertical flatness of the track 4 respectively. The outer surface roughness of the first limiting plate 21 and the second limiting plate 22 is reduced by finishing, thereby improving the reliability and accuracy of measuring the vertical flatness of the track 4 . Specifically, after the bracket 1, the first limiting plate 21 and the second limiting plate 22 are welded and leveled, the outer surfaces of the first limiting plate 21 and the second limiting plate 22 are machined. Optionally, the outer surfaces of the outer surfaces The roughness is Ra6.3.

In one embodiment, as shown in FIG. 1 , the center mark 121 is arranged in a linear shape along the length direction of the second connecting rod 12 , and the center mark 121 is arranged on the extending direction of the second connecting rod 12 along the extending direction of the first connecting rod 11 In the middle part, the centerline mark is used to align the steel wire line of the centerline of the fin shaft. Generally, after machining the measuring tool, the foreign punch mark, that is, the center mark 121, is marked at the centerline mark of the second connecting rod 12. During installation, the center mark 121 coincides with the center line of the fin plate when the bracket 1 is adjusted.

This embodiment provides a method for installing the scientific research fin track, using the above-mentioned measuring tool, including the following steps:

S1: setting three tracks 4 on the hull 5;

S2: Corresponding the measurement connection unit 3 of the measurement tool to the three rails 4, so that the three rails 4 are roughly positioned on the hull 5;

S3: adjust the bracket 1 of the measuring tool so that the center mark 121 of the measuring tool coincides with the center line of the fin;

S4: Adjust the measuring tool so that the limit unit 2 limits the track 4;

S5: connect the measurement connection unit 3 and the track 4;

S6: Fix the track 4 to the hull 5 .

First place the bracket 1 between the three rails 4, adjust the bracket 1 according to the position of the measurement connection unit 3 and the rail 4, perform rough positioning of the rail 4, and then find out the position of the measuring tool as a positioning reference, and then according to the limit unit 2 and the position adjustment bracket 1 of the track 4 to perform precise positioning of the track 4, the positioning accuracy of the track 4 is improved through two adjustments, and it is convenient to adjust three tracks 4 at the same time, which improves the installation efficiency. Generally, after adjusting the position of the track 4, the track 4 is welded on the hull 5.

In one embodiment, adjust the measuring tool to make the limit unit 2 limit the track 4, check and adjust the bracket 1, the gap difference between the limit unit 2 and the track 4 is not more than 1mm, and the flatness of the track 4 No more than 1mm, to ensure that the accuracy of the track 4 after installation is within the allowable range. Simultaneously check the gap difference between the two first limiting plates 21 and the second limiting plate 22 and the corresponding track 4, and the flatness of the track 4, especially the flatness of the two tracks 4 positioned at the two ends of the first connecting rod 11, If there is a deviation, adjust track 4 until the accuracy requirements are met.

Also includes S7: When adjustments are complete, remove the measuring tool for formal access.

Apparently, the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, rather than limiting the implementation of the present invention. For those of ordinary skill in the art, on the basis of the above description, other changes or changes in different forms can also be made. It is not necessary and impossible to exhaustively list all the implementation manners here. All modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included within the protection scope of the claims of the present invention.

Claims (10)

1. A measuring tool for measuring the distance between three tracks (4) mounted on a ship's hull (5), the three tracks (4) being located at the three vertices of a triangle, the measuring tool comprising:

the support (1) comprises a first connecting rod (11) and a second connecting rod (12) which are vertically connected with each other, one end of the second connecting rod (12) is connected to the middle of the first connecting rod (11), the lengths of the first connecting rod (11) and the second connecting rod (12) respectively correspond to the preset distance between the three tracks (4), and a center mark (121) which can be overlapped with the center line of the fin plate is arranged on the support (1);

the limiting unit (2) is connected to the support (1), and the limiting unit (2) is used for limiting the three tracks (4);

the measuring and connecting unit (3) is connected to the support (1), and the measuring and connecting unit (3) is used for being fixed with the three rails (4).

2. The measuring tool according to claim 1, characterized in that the measuring connection unit (3) comprises two gauge plate assemblies (31), the two gauge plate assemblies (31) being connected to the two ends of the first connecting rod (11), respectively, the gauge plate assemblies (31) being adapted to be connected to the rail (4).

3. The measuring tool according to claim 2, wherein the rail (4) comprises a first rail part (41) and a second rail part (42) connected to each other, the first rail part (41) and the second rail part (42) being angled in a transverse direction of the rail (4), the gage plate assembly (31) comprising two connection plates (311), the connection plates (311) being connected to the first connection rod (11), the two connection plates (311) being connected to the first rail part (41) and the second rail part (42), respectively.

4. The measuring tool according to claim 3, characterized in that the connection plate (311) is provided with a slot (3111) into which the rail (4) can be inserted, a fastening element (313) being provided on the connection plate (311), the fastening element (313) being able to abut against the rail (4) when the rail (4) is inserted into the slot (3111).

5. The measuring tool according to any of the claims 1-4, wherein the rail (4) comprises a first rail part (41) and a second rail part (42) connected to each other, the first rail part (41) and the second rail part (42) being arranged at an angle in a transverse direction of the rail (4), the stop unit (2) comprising:

the two first limiting plates (21) are respectively connected to two ends of the first connecting rod (11), the appearance of each first limiting plate (21) is matched with the radian of the track (4), and the first limiting plates (21) are abutted to the track (4);

the second limiting plate (22) is connected to the end portion, deviating from the first connecting rod (11), of the second connecting rod (12), the appearance of the second limiting plate (22) is matched with the radian of the rail (4), and the second limiting plate (22) is abutted to the rail (4).

6. The measuring tool according to claim 5, characterized in that the second limiting plate (22) is provided with a V-shaped groove (221), the second connecting rod (12) comprises a cross rod (122) and a vertical rod (123) which are connected with each other, the second connecting rod (12) is T-shaped, the vertical rod (123) is connected to the middle of the first connecting rod (11), and two ends of the cross rod (122) are connected to two groove walls of the groove (221).

7. The measuring tool according to claim 5, characterized in that the outer surfaces of the first limiting plate (21) and the second limiting plate (22) are made by finish machining, the outer surfaces of the first limiting plate (21) and the second limiting plate (22) being respectively used for measuring the vertical flatness of the rail (4).

8. The measuring tool according to any one of claims 1 to 4, wherein the center mark (121) is provided in a linear shape along a length direction of the second connecting rod (12), and the center mark (121) is provided at a middle portion of the second connecting rod (12) along an extending direction of the first connecting rod (11).

9. A method of mounting a scientific fin track, wherein the fin moves along three tracks (4) using a measuring tool according to any one of claims 1 to 8, comprising the steps of:

arranging the three tracks (4) on a ship body (5);

corresponding a measuring connecting unit (3) of a measuring tool with the three tracks (4) to roughly position the three tracks (4) on the ship body (5);

adjusting the support (1) of the measuring tool so that the center mark (121) of the measuring tool coincides with the center line of the fin plate;

adjusting the measuring tool to enable a limiting unit (2) to limit the track (4);

-connecting the measuring connection unit (3) and the rail (4);

-fixing the track (4) to the hull (5).

10. The method of mounting a scientific fin track according to claim 9, characterized in that the measuring tool is adjusted so that when the stop unit (2) stops the track (4), the gap difference between the stop unit (2) and the track (4) is not more than 1mm and the flatness of the track (4) is not more than 1mm.

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