CN216952400U

CN216952400U - Land is area surveying instrument for pretrial

Info

Publication number: CN216952400U
Application number: CN202220802384.9U
Authority: CN
Inventors: 周洋; 刘刚; 吴青林; 张�杰; 王泓涵
Original assignee: Henan Runtai Engineering Management Co ltd
Current assignee: Henan Runtai Digital Technology Group Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-12
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses an area mapper for land pre-trial, which comprises a mapper and a base plate, wherein a disc plate is fixedly connected to the lower side of the mapper, a first limiting plate is fixedly connected to the outer peripheral surface of the disc plate, a second limiting plate is slidably connected to the first limiting plate, a driving device for controlling the second limiting plate to slide is arranged in the mapper, a support leg is connected to the lower side of the base plate, a circular groove is formed in the upper side of the base plate, a U-shaped groove is formed in the circumferential groove wall of the circular groove, the notch of the U-shaped groove faces the central axis of the circular groove, a notch is formed in the upper groove wall of the U-shaped groove, the first limiting plate penetrates through the notch and is rotatably connected to the U-shaped groove, and a clamping groove for the second limiting plate to be inserted into is formed in the U-shaped groove wall facing the central axis of the circular groove; compared with the traditional bolt connection mode, the utility model greatly facilitates the connection between the surveying instrument and the triangular bracket through the structure.

Description

Land is area surveying instrument for pretrial

Technical Field

The utility model relates to the technical field of surveying and mapping instruments, in particular to an area surveying and mapping instrument for land pre-examination.

Background

Land utilization pre-examination refers to the examination of land utilization matters related to construction projects according to laws in the stages of approval, approval and filing of the construction projects by the national and local resource management departments. The method aims to control the scale of construction land from the source, guide the reasonable site selection and the optimized layout of the construction project land, and promote the saving and intensive utilization of land by pre-examination, intervening the early-stage work of the construction project and early finding the problems existing in the aspect of land utilization in the project reporting and building process; therefore, before pre-examination, the space and the terrain of the pre-examination project are measured by a horizontal surveying and mapping instrument, and various information of the space and the terrain is collated and collected.

To the great project of area, need use the surveying instrument to survey and drawing in many places, the surveying instrument need place it on the A-frame when using, because the length overlength after surveying instrument and A-frame combination, for conveniently carrying after the survey and drawing is accomplished, need assemble once more between surveying instrument and the A-frame after arriving next destination, however current surveying instrument is connected with the A-frame through bolted connection's mode more, consequently, has the inconvenient problem of dismouting.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides an area surveying instrument for land pre-examination, which aims to solve the problem that the surveying instrument and a triangular bracket in the prior art are inconvenient to disassemble and assemble.

In order to realize the purpose, the technical scheme of the area surveying instrument for land pre-examination is as follows: including surveying instrument and bottom plate, the downside fixedly connected with disc board of surveying instrument, the first limiting plate of outer peripheral face fixedly connected with of disc board, sliding connection has the second limiting plate in the first limiting plate, be provided with control in the surveying instrument the gliding drive arrangement of second limiting plate, the downside of bottom plate is connected with the landing leg, the circular recess has been seted up to the last side of bottom plate, the U-shaped groove has been seted up to the circumference cell wall of circular recess, the notch orientation in U-shaped groove the central axis of circular recess, the breach has been seted up to the last cell wall in U-shaped groove, first limiting plate passes breach and rotation connect in the U-shaped inslot, the U-shaped groove orientation the confession has been seted up to the cell wall of circular recess the central axis the male draw-in groove of second limiting plate.

Has the beneficial effects that: when the surveying instrument and the triangular bracket need to be installed, firstly, the driving device controls the second limiting plate to completely slide into the first limiting plate, then the first limiting plate is placed into the circular groove through the notch on the U-shaped groove, the surveying instrument is rotated, and when the first limiting plate is aligned with the clamping groove on the groove wall of the U-shaped groove, the driving device controls the second limiting plate to be inserted into the clamping groove again, so that the connection between the surveying instrument and the bottom plate is completed; when the device needs to be disassembled, the second limiting plate is controlled to be separated from the clamping groove through the driving device again, then the surveying instrument is rotated to the position, opposite to the notch, of the first limiting plate, and the surveying instrument and the triangular bracket can be separated by lifting upwards; compared with the traditional bolt connection mode, the utility model greatly facilitates the connection between the surveying instrument and the triangular bracket through the structure.

Further, drive arrangement include fixed connection in the drive block of surveying instrument upside, set up the logical groove that extends along the horizontal direction in the drive block, it has the holding rod to lead to the inslot along vertical sliding connection, the second limiting plate is located one end fixedly connected with spring and stay cord in the first limiting plate, the stay cord passes disc board with the drive block and with holding rod fixed connection, during the contact of the last cell wall in holding rod and logical groove, the second limiting plate is located completely in the second limiting plate, the spring is in compression state.

Has the advantages that: when the surveying instrument and the triangular bracket need to be installed, the holding rod is firstly held to enable the holding rod to move upwards, and the holding rod is connected with the second limiting plate through the pull rope, so that the holding rod can pull the second limiting plate to slide into the first limiting plate through the pull rope when moving upwards; when the second limiting plate completely slides into the first limiting plate, the first limiting plate is placed into the circular groove through the notch in the U-shaped groove, the holding rod is loosened, the surveying instrument is rotated, and when the first limiting plate is aligned with the clamping groove in the groove wall of the U-shaped groove, the second limiting plate can be bounced into the clamping groove under the action of the restoring force of the spring due to the fact that the spring is arranged between the second limiting plate and the first limiting plate, and therefore connection between the surveying instrument and the base plate is completed; when the device needs to be disassembled, the holding rod is held again to enable the second limiting plate to be separated from the clamping groove, then the surveying instrument is rotated to the position, opposite to the notch, of the first limiting plate, and the surveying instrument and the triangular bracket can be separated by lifting upwards; the second limiting plate can be extended and retracted simply and conveniently through the structure.

Furthermore, the side surface of the bottom plate is detachably connected with a U-shaped handle.

Has the advantages that: user's accessible U type handle is whole to mention surveying instrument and A-frame to convenient carrying out the short distance and removing.

Further, the both ends fixedly connected with installation piece of U type handle, the mounting groove has been seted up to the side of bottom plate, the installation piece is located in the mounting groove, the bottom plate in one side of mounting groove is rotated and is connected with the baffle, the baffle with be connected with the torsional spring between the bottom plate, when the torsional spring is in natural state, the baffle shelters from the mounting groove, the confession has been seted up to the downside of bottom plate the standing groove that U type handle and installation piece were put into, the standing groove with landing leg mutually noninterfere.

Has the advantages that: the installation block is positioned in the installation groove, and the baffle is always shielded on the installation groove under the action of the torsion spring, so that the installation block cannot be separated from the installation groove under the limit of the baffle, and the connection between the U-shaped handle and the bottom plate is realized; when the U-shaped handle needs to be disassembled, the baffle plate only needs to be rotated to a position where the mounting groove is not shielded any more; the U-shaped handle and the mounting block after being disassembled can be placed into the placing groove on the lower side of the bottom plate, so that the space occupied by the bottom plate is reduced.

Further, the pull rope is a steel wire rope.

Has the advantages that: the durability of the present invention is improved by the above structure.

Drawings

FIG. 1 is a schematic view of the overall structure of an area surveying and mapping instrument for land pre-trial according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a first perspective view of a base plate of an area mapper for land pre-trial according to the present invention;

FIG. 4 is a second perspective view of a base plate of an area mapper for land pre-trial of the present invention;

fig. 5 is a schematic diagram of the internal structure of the surveying instrument of the area surveying instrument for land pre-trial of the utility model.

In the figure: 1. a surveying instrument; 2. a base plate; 3. a disc plate; 4. a first limit plate; 5. a second limiting plate; 6. a support leg; 7. a drive block; 8. a holding rod; 9. a spring; 10. pulling a rope; 11. a U-shaped handle; 12. mounting blocks; 13. rotating the column; 14. a baffle plate; 15. a torsion spring; 16. a placement groove; 17. a clamping groove.

Detailed Description

Embodiments of the present invention will be further described with reference to the accompanying drawings, wherein the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to orientations and positional relationships that are based on the orientation shown in the drawings, are used for convenience in describing the utility model and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

As shown in fig. 1 and 3, the area surveying instrument for land pre-examination comprises a surveying instrument 1 and a bottom plate 2, wherein a disc plate 3 is fixedly connected to the lower side of the surveying instrument 1, two first limiting plates 4 are fixedly connected to the outer peripheral surface of the disc plate 3, and the two first limiting plates 4 are oppositely arranged; a first sliding groove is formed in each first limiting plate 4, a second limiting plate 5 is connected in the first sliding groove in a sliding mode, and a driving device for controlling the second limiting plate 5 to slide is arranged in the surveying instrument 1; the lower side of the bottom plate 2 is hinged with three support legs 6 with telescopic functions, the upper side surface of the bottom plate 2 is provided with a circular groove, the circumferential groove wall of the circular groove is provided with a U-shaped groove, and the notch of the U-shaped groove faces to the central axis of the circular groove; two notches which are oppositely arranged are formed in the upper groove wall of the U-shaped groove, and a clamping groove 17 for the second limiting plate 5 to be inserted is formed in the groove wall of the U-shaped groove facing the central axis of the circular groove.

As shown in fig. 1 and 5, in this embodiment, the driving device includes a driving block 7 fixedly connected to the upper side of the surveying instrument 1, a through groove extending in the front-back direction is formed in the driving block 7, a holding rod 8 is vertically slidably connected in the through groove, specifically, a second sliding groove extending in the vertical direction is formed in a left groove wall and a right groove wall of the through groove, and two ends of the holding rod 8 respectively extend into the second sliding groove; one end of the second limiting plate 5, which is positioned in the first limiting plate 4, is fixedly connected with a spring 9 and a pull rope 10, specifically, the pull rope 10 is a steel wire rope, and two ends of the spring 9 are respectively and fixedly connected with the left side surface of the second limiting plate 5 and the left groove wall of the first chute; stay cord 10 passes disc board 3 and drive block 7 and with the tip fixed connection of holding rod 8, and when holding rod 8 contacted with the last cell wall that leads to the groove, second limiting plate 5 was located second limiting plate 5 completely, and spring 9 was in compression state.

As shown in fig. 2 and 4, in the present embodiment, a U-shaped handle 11 is detachably connected to a side surface of the bottom plate 2, specifically, two ends of the U-shaped handle 11 are fixedly connected with mounting blocks 12, a mounting groove is formed in the side surface of the bottom plate 2, and the mounting blocks 12 are located in the mounting groove; the bottom plate 2 is rotatably connected with a rotating column 13 at one side of the mounting groove, the rear end of the rotating column 13 extends into the bottom plate 2 and is fixedly connected with a circular rotating plate, a movable groove for the rotating plate to rotate is formed in the bottom plate 2 and is matched with the rotating plate, the rotating column 13 is stopped from being separated from the bottom plate, the side surface of the rotating column 13 is fixedly connected with a baffle plate 14 through a connecting column, a torsion spring 15 is sleeved outside the rotating column 13, one end of the torsion spring 15 is fixedly connected with the bottom plate 2, the other end of the torsion spring is fixedly connected with the baffle plate 14, and when the torsion spring 15 is in a natural state, the baffle plate 14 is positioned at a position for shielding the mounting groove; the lower side surface of the bottom plate 2 is provided with a placing groove 16 for placing the U-shaped handle 11 and the mounting block 12, and the placing groove 16 and each supporting leg 6 are not interfered with each other. Because the mounting block 12 is positioned in the mounting groove, the baffle plate 14 is always shielded on the mounting groove under the action of the torsion spring 15, the mounting block 12 cannot be separated from the mounting groove under the limit of the baffle plate 14, and the connection between the U-shaped handle 11 and the bottom plate 2 is realized; when the U-shaped handle 11 needs to be disassembled, the baffle plate 14 only needs to be rotated to a position where the installation groove is not shielded any more; the disassembled U-shaped handle 11 and the mounting block 12 can be placed in the placing groove 16 on the lower side of the bottom plate 2, so that the space occupied by the bottom plate 2 is reduced.

The specific installation process of the area surveying instrument for land pre-trial comprises the following steps that when the surveying instrument 1 and the triangular bracket need to be installed, the holding rod 8 is firstly held to enable the holding rod 8 to move upwards, and the holding rod 8 is connected with the second limiting plate 5 through the pull rope 10, so that the second limiting plate 5 is pulled to slide into the first limiting plate 4 through the pull rope 10 when the holding rod 8 moves upwards; when the second limiting plate 5 completely slides into the first limiting plate 4, the first limiting plate 4 is placed into the circular groove through the notch on the U-shaped groove, the holding rod 8 is loosened, the surveying instrument 1 is rotated, and when the first limiting plate 4 is aligned with the clamping groove 17 on the wall of the U-shaped groove, the second limiting plate 5 can be bounced into the clamping groove 17 under the restoring force of the spring 9 due to the fact that the spring 9 is arranged between the second limiting plate 5 and the first limiting plate 4, and therefore connection between the surveying instrument 1 and the bottom plate 2 is completed; when needing to dismantle, only need hold the holding rod 8 once more for the second limiting plate 5 is deviate from draw-in groove 17, then rotates surveying instrument 1 to first limiting plate 4 and the relative position of breach, and upward lifting draws and can separate surveying instrument 1 and A-frame.

In the above-mentioned embodiment, drive arrangement includes fixed connection in the drive block of surveying instrument upside, there is the holding rod along vertical sliding connection in the drive block, the one end fixedly connected with spring and the stay cord that the second limiting plate is located first limiting plate, the stay cord pass disc board and drive block and with the tip fixed connection of holding rod, the control to the second limiting plate position is realized to the restoring force of pulling through the stay cord and spring, in other embodiments, still can set up electric putter between the left surface of second limiting plate and the left side wall of first spout, realize the control to the second limiting plate position through control electric putter's flexible.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an area surveying appearance for land used preliminary examination which characterized in that: including surveying instrument and bottom plate, the downside fixedly connected with disc board of surveying instrument, the first limiting plate of outer peripheral face fixedly connected with of disc board, sliding connection has the second limiting plate in the first limiting plate, be provided with control in the surveying instrument the gliding drive arrangement of second limiting plate, the downside of bottom plate is connected with the landing leg, the circular recess has been seted up to the last side of bottom plate, the U-shaped groove has been seted up to the circumference cell wall of circular recess, the notch orientation in U-shaped groove the central axis of circular recess, the breach has been seted up to the last cell wall in U-shaped groove, first limiting plate passes breach and rotation connect in the U-shaped inslot, the U-shaped groove orientation the confession has been seted up to the cell wall of circular recess the central axis the male draw-in groove of second limiting plate.

2. The area surveying instrument for land pre-trial use according to claim 1, wherein: drive arrangement include fixed connection in the drive block of surveying instrument upside, set up the logical groove that extends along the horizontal direction in the drive block, it has the holding rod to lead to the inslot along vertical sliding connection, the second limiting plate is located one end fixedly connected with spring and stay cord in the first limiting plate, the stay cord passes disc board with the drive block and with holding rod fixed connection, during the last cell wall contact in holding rod and logical groove, the second limiting plate is located completely in the second limiting plate, the spring is in compression state.

3. The area surveying instrument for land pre-trial according to claim 2, wherein: the side of bottom plate can dismantle and be connected with U type handle.

4. The area surveying instrument for land pre-trial use according to claim 3, wherein: the utility model discloses a support leg mutually noninterference's mounting groove, including mounting groove, bottom plate, baffle, torsional spring, installation piece, bottom plate, U type handle, the both ends fixedly connected with installation piece of U type handle, the mounting groove has been seted up to the side of bottom plate, the installation piece is located in the mounting groove, the bottom plate in one side of mounting groove is rotated and is connected with the baffle, the baffle with be connected with the torsional spring between the bottom plate, when the torsional spring is in natural state, the baffle shelters from the mounting groove, the confession has been seted up to the downside of bottom plate the standing groove that U type handle and installation piece were put into, the standing groove with the landing leg mutually noninterfere.

5. The area surveying instrument for land pre-trial according to claim 2, wherein: the pull rope is a steel wire rope.