CN211926869U

CN211926869U - Embedded rotary target

Info

Publication number: CN211926869U
Application number: CN202021081778.7U
Authority: CN
Inventors: 黄健; 陆劲宇; 张文真; 张桂骏; 吕志昊; 胡璐; 梁崇轩
Original assignee: Jiangnan Shipyard Group Co Ltd
Current assignee: Jiangnan Shipyard Group Co Ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-11-13
Anticipated expiration: 2030-06-12

Abstract

The utility model provides an embedded rotary mark target, including embedded base and mark target bracket, it is connected with the target dish to rotate on the mark target bracket, the central point of embedded base puts the department and opens there is vertical through-hole, the central point of mark target bracket bottom puts department detachably and is connected with fixation nut, and mark target bracket bottom still is equipped with vertical shoulder hole, be equipped with rotatory bolt in the vertical shoulder hole, rotatory bolt passes in proper order vertical shoulder hole, fixation nut, vertical through-hole are connected with stop nut. The utility model discloses simple structure, convenient to use guarantees the accuracy of measuring position point to reduce the measurement degree of difficulty of case foot precision control point, alleviateed survey crew's intensity of labour.

Description

Embedded rotary target

Technical Field

The utility model belongs to the technical field of measuring tool, concretely relates to an embedded rotary mark target for measuring hatch board case foot accuracy control point on container ship.

Background

In the container ship accuracy control process, need measure the accuracy control point of hatch board case foot, the good of accuracy point control directly influences stacking of container with bad, so to the accuracy nature and the practicality of measuring the mark target and require higher, but the top of case foot has the opening of runway form, and the accuracy control point is the space point at this opening center, and the measurement technique degree of difficulty is great. The rotary target which can be directly used for measuring the hatch cover box foot precision control point does not exist in the prior art, at present, when the hatch cover box foot precision control point is measured, the positions of two ends of the central point of the opening are mainly measured as measuring position points by manpower, the target is placed at the measuring position points for measurement, the measuring method can have 1-2mm deviation, and the measuring position points measured by manual conversion and a ruler are not accurate enough, so that human errors exist. In addition, other auxiliary tools such as a stone pen, a semicircular target and a steel ruler are required to be prepared for measuring the precision point of the control box foot, so that the operation is complicated, the field measurement is not convenient, and the requirement on the measurement precision cannot be met.

SUMMERY OF THE UTILITY MODEL

In view of the above prior art's shortcoming, the utility model aims to provide an embedded rotatory mark target can the precision control point of auxiliary measurement hatch board case foot, when having reduced the measurement degree of difficulty of hatch board case foot precision control point, has guaranteed the measurement accuracy of precision control point.

For realizing above-mentioned purpose and other relevant purpose, the utility model provides an embedded rotatory mark target, including embedded base and mark target bracket, it is connected with the target dish to rotate on the mark target bracket, the central point of embedded base puts the department and opens there is vertical through-hole, the central point of mark target bracket bottom puts department detachably and is connected with fixation nut, and mark target bracket bottom still is equipped with vertical shoulder hole, be equipped with rotatory bolt in the vertical shoulder hole, rotatory bolt passes in proper order vertical shoulder hole, fixation nut, vertical through-hole are connected with stop nut. When the device is used, the embedded base needs to be embedded into the box leg of the hatch cover, so that the accuracy of the measuring position is ensured; through the turned angle who adjusts target dish and mark target bracket, ensure that the central point of putting of target dish aims at with the laser beam that the total powerstation sent out, improve the accuracy of control accuracy point measurement value, moreover the device of the utility model is simple in structure, convenient to use has reduced the measurement degree of difficulty of case foot precision control point, alleviates survey crew's intensity of labour.

Furthermore, the lower surface of embedded base is provided with the joint piece for the displacement of restriction embedded base on hatch board case foot ensures the accuracy of measuring the position point.

Furthermore, the joint piece is the wedge that the top surface is greater than the bottom surface, the quantity of wedge is two, sets up respectively at the both ends of embedded base lower surface to the lateral displacement of restriction embedded base on hatch board case foot.

Furthermore, the lower surface of the embedded base is provided with a reinforcing rib to increase the strength of the embedded base.

Furthermore, the outer contour of the embedded base is in a runway shape so as to be matched with the shape of an opening on a box foot of the hatch cover, and the accuracy of a measuring position point is further ensured.

Furthermore, the target bracket comprises a bottom plate, two ends of the bottom plate are oppositely provided with vertical supports, a fixing bolt is arranged between the two vertical supports, a target plate and two locking nuts are rotatably connected onto the fixing bolt, and the two locking nuts are respectively positioned on two sides of the target plate so as to facilitate the rotation of the target plate and align the central position point of the target plate with the laser beam of the total station.

Further, the target bracket comprises a bottom plate, two ends of the bottom plate are oppositely provided with vertical supports, and the inner sides of the two vertical supports are oppositely provided with blind holes; the two sides of the target plate are respectively provided with a horizontal hinged shaft, the two hinged shafts are coaxially arranged, the outer ends of the two hinged shafts respectively extend into the blind hole and are hinged with the vertical support, so that the target plate can rotate, and the central position of the target plate is aligned with a laser beam of the total station.

Furthermore, the edge of the embedded base is provided with a groove which enables the upper surface of the embedded base to be larger than the lower surface of the embedded base, so that the embedded base can be matched with the groove at the opening of the top of the hatch cover box foot.

As described above, the utility model discloses an embedded rotatory mark target has following beneficial effect:

when the embedded rotary target is used, the embedded base is embedded into the box foot of the hatch cover, the accuracy of a measuring position can be ensured without additionally searching for a measuring position point, then the central position point of the target plate is aligned with a laser beam sent by a total station instrument by adjusting the rotating angles of the target plate and the target bracket, and the accuracy of a control precision point measuring value is improved; and the device of the utility model is simple in structure, convenient to use has reduced the measurement degree of difficulty of hatch board box foot accuracy control point, alleviates measuring personnel's intensity of labour.

Drawings

Fig. 1 is a schematic structural view of the embedded rotary target of the present invention.

Fig. 2 is a schematic structural diagram of an embedded spin target with a base removed.

Fig. 3 is a top view of the middle embedded base of the present invention.

Fig. 4 is a front view of the middle embedded base of the present invention.

Fig. 5 is a schematic view of the state of the embedded rotary target installed on the hatch cover box foot.

Figure 6 is the use the utility model discloses an embedded rotatory mark target measurement hatch board box foot accuracy control point's state sketch map.

Description of the reference numerals

Embedded base 1, joint piece 2, vertical through-hole 3, strengthening rib 4, mark target bracket 5, bottom plate 51, vertical support 52, fixing bolt 6, gasket 61, mark target plate 7, lock nut 8, swivel bolt 9, stop nut 91, vertical shoulder hole 92, fixation nut 93, hatch board box foot 10.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 6. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 4, the utility model discloses an embedded rotary target for measuring the accuracy control point of hatch cover box foot 10 on container ship, including target bracket 5, target bracket 5 includes bottom plate 51, and vertical support 52 is provided relatively at both ends of bottom plate 51, and the relative concentric hole that is provided with on two vertical support 52, be equipped with fixing bolt 6 in the concentric hole, this fixing bolt 6 passes two concentric holes and is connected with fastening nut, realizes the relative fixing of two vertical support 52 and fixing bolt 6, still rotate on fixing bolt 6 and be connected with target dish 7 and two lock nut 8, two lock nut 8 are located the both sides of target dish 7 respectively, make target dish 7 can overturn around fixing bolt 6, in this embodiment, target dish 7 is square target dish, and fixing bolt 6 passes the central point of target dish 7, when the target disc 7 is turned over, the position of the central point of the target disc 7 is kept unchanged, when the target disc 7 is turned over to a proper position, one locking nut 8 can be rotated to move towards the direction close to the other locking nut 8 until the two locking nuts 8 clamp the target disc 7, and the target disc 7 and the target bracket 5 are fixed relatively; the embedded rotary target also comprises an embedded base 1 which can be embedded into a hatch cover box foot 10, a vertical through hole 3 is formed in the center of the embedded base 1, and the center point of the target plate 7 is collinear with the center line of the vertical through hole 3; the bottom end of the bottom plate 51 is detachably connected with a fixing nut 93, the bottom end of the bottom plate 51 is provided with a vertical stepped hole 92, the central line of the fixing nut 93 is collinear with the central line of the vertical stepped hole 92, a rotating bolt 9 is arranged in the vertical stepped hole 92, and the rotating bolt 9 sequentially penetrates through the vertical stepped hole 92, the fixing nut 93, the vertical through hole 3 and is connected with a limiting nut 91, so that the rotating bolt 9 rotates in the vertical through hole 3, and the horizontal rotation of the target bracket 5 is realized.

As shown in fig. 1, two spacers 61 are further disposed on the fixing bolt 6, and the two spacers 61 are respectively located at the outer sides of the two vertical brackets 52.

As shown in fig. 1, 3 and 4, the outer contour of the embedded base 1 is racetrack-shaped, and a groove is formed at the edge of the embedded base 1 to make the upper surface of the embedded base 1 larger than the lower surface.

The runway shape refers to the outline shape of a plastic runway, and is formed by combining two opposite semicircles and two parallel straight lines, and the diameters of the two semicircles are equal.

As shown in fig. 1, fig. 3 and fig. 4, the bottom surface of the embedded base 1 is provided with two clamping blocks 2 capable of being clamped on the box leg 10 of the hatch cover, the two clamping blocks are oppositely arranged at two parallel edges of the bottom surface of the embedded base 1, in this embodiment, the clamping blocks 2 are wedge-shaped blocks with a top surface larger than the bottom surface so as to limit the lateral displacement of the embedded base 1.

As shown in fig. 1 and 4, four reinforcing ribs 4 are uniformly distributed on the bottom surface of the embedded base 1, and the reinforcing ribs 4 are perpendicular to the fixture blocks 2.

Example two:

as shown in fig. 1 to 4, the embedded rotary target of the present invention is used for measuring the accuracy control point of a hatch cover box foot 10 on a container ship, and comprises a target bracket 5, wherein the target bracket 5 comprises a bottom plate 51, two ends of the bottom plate 51 are relatively provided with vertical supports 52, and the inner sides of the two vertical supports 52 are relatively provided with blind holes; two horizontal hinged shafts are respectively arranged on two sides of the target plate 7, the two hinged shafts are coaxially arranged, the outer ends of the two hinged shafts respectively extend into the blind holes and can rotate in the blind holes, fastening screws are respectively arranged at the two blind holes, and when the target plate 7 rotates to a proper position, the hinged shafts and the vertical supports 52 can be fixed relatively through the fastening screws; the embedded rotary target also comprises an embedded base 1 which can be embedded into a hatch cover box foot 10, a vertical through hole 3 is formed in the center of the embedded base 1, and the center point of the target plate 7 is collinear with the center line of the vertical through hole 3; the bottom end of the bottom plate 51 is detachably connected with a fixing nut 93, the bottom end of the bottom plate 51 is provided with a vertical stepped hole 92, the central line of the fixing nut 93 is collinear with the central line of the vertical stepped hole 92, a rotating bolt 9 is arranged in the vertical stepped hole 92, and the rotating bolt 9 sequentially penetrates through the vertical stepped hole 92, the fixing nut 93, the vertical through hole 3 and is connected with a limiting nut 91, so that the rotating bolt 9 rotates in the vertical through hole 3, and the horizontal rotation of the target bracket 5 is realized.

As shown in fig. 5 and fig. 6, when measuring the accuracy control point of hatch board case foot 10 on the container ship, need earlier with the utility model discloses embedded base 1 in the device imbeds in the opening at the top of hatch board case foot 10, then adjusts target dish 7 and makes it aim at the laser beam that the total powerstation sent with the optimum angle to survey the position height of target dish 7 central point, because the distance of known target dish 7 central point and embedded base 1 upper surface, thereby can obtain the control accuracy point of hatch board case foot 10 opening part.

To sum up, the embedded rotary target of the utility model, when in use, needs to embed the embedded base into the hatch cover box foot, does not need to additionally search for a measuring position point, can ensure the accuracy of the measuring position, then ensures the alignment of the central position point of the target plate and the laser beam sent by the total station by adjusting the rotation angle of the target plate and the target bracket, and improves the accuracy of the measuring value of the control precision point; and the device of the utility model is simple in structure, convenient to use has reduced the measurement degree of difficulty of hatch board box foot accuracy control point, alleviates measuring personnel's intensity of labour.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an embedded rotatory mark target, includes embedded base (1) and mark target bracket (5), it is connected with target dish (7) to rotate on mark target bracket (5), its characterized in that, the central point department of putting of embedded base (1) is opened there are vertical through-hole (3), the central point department of putting of mark target bracket (5) bottom detachably is connected with fixation nut (93), and mark target bracket (5) bottom is equipped with vertical shoulder hole (92), be equipped with rotatory bolt (9) in vertical shoulder hole (92), rotatory bolt (9) pass in proper order vertical shoulder hole (92), fixation nut (93), vertical through-hole (3) are connected with stop nut (91).

2. An embedded rotary target according to claim 1, characterized in that the lower surface of the embedded base (1) is provided with a snap-in block (2).

3. The embedded rotary target according to claim 2, wherein the two clamping blocks (2) are wedge-shaped blocks with top surfaces larger than bottom surfaces, and are respectively arranged at two ends of the lower surface of the embedded base (1).

4. An embedded rotary target according to claim 1, characterized in that the lower surface of the embedded base (1) is provided with stiffening ribs (4).

5. The embedded rotary target according to claim 1, characterized in that the outer contour of the embedded base (1) is racetrack-shaped.

6. The embedded rotary target according to claim 1, wherein the target carrier (5) comprises a bottom plate (51), two vertical supports (52) are oppositely arranged at two ends of the bottom plate (51), a fixing bolt (6) is arranged between the two vertical supports (52), a target disc (7) and two locking nuts (8) are rotatably connected to the fixing bolt (6), and the two locking nuts (8) are respectively located at two sides of the target disc (7).

7. An embedded rotary target according to claim 1, characterized in that the target carrier (5) comprises a base plate (51), wherein the two ends of the base plate (51) are provided with vertical supports (52) opposite to each other, and the inner sides of the two vertical supports (52) are provided with blind holes opposite to each other; the two sides of the target plate (7) are respectively provided with a horizontal hinged shaft, the two hinged shafts are coaxially arranged, and the outer ends of the two hinged shafts respectively extend into the blind hole and are hinged with the vertical support (52).

8. An embedded rotary target according to claim 1, characterized in that the edge of the embedded base (1) is provided with a groove that makes the upper surface of the embedded base (1) larger than the lower surface.