Handheld surveying and mapping instrument for planning surveying and mapping

Abstract

The utility model discloses a handheld surveying and mapping instrument for planning surveying and mapping, which relates to the technical field of surveying and mapping instruments and comprises a connecting plate, fixing rods are mounted on two sides of the bottom end of the connecting plate through bolts, a plurality of loop bars are hinged to the middle of the bottom end of the connecting plate through hinge pieces, and lead screws are arranged at the bottom ends of the loop bars. And a land inserting block is mounted at the bottom end of the lead screw, and a limiting ring is arranged on the outer side of the sleeve rod. By utilizing the threaded connection relation between the sleeve rod and the lead screw, the lead screw can be stored in the sleeve rod by rotating the lead screw, so that the overall size of the device can be reduced, then the device can be carried by holding the outer side of the fixing rod by hand at the moment, and due to the action of gravity, the device is convenient to carry. The limiting ring can be stably arranged on the outer side of the bottom end of the sleeve rod, the movement range of the sleeve rod is limited, the stability of the device in the carrying process is guaranteed, and the characteristic that the device is convenient to carry is further embodied.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and mapping instruments, in particular to a handheld surveying and mapping instrument for planning and mapping. Background Art

[0002] Before carrying out construction and other operations, it is necessary to plan and layout in advance, so corresponding surveying instruments are needed to carry out surveying work on site, so as to facilitate subsequent planning. In the prior art, most surveying instruments are carried by staff basically by holding them in their arms due to the long size of their brackets, which is inconvenient. Therefore, in order to solve this problem, this case was created to design a handheld surveying instrument for planning and surveying, so as to achieve the characteristic of easy carrying. Utility Model Content

[0003] The purpose of the utility model is to provide a handheld surveying instrument for planning and surveying, so as to solve the problem of inconvenience in carrying proposed in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a handheld surveying instrument for planning and surveying, comprising a connecting plate, fixing rods are installed on both sides of the bottom end of the connecting plate by bolts, and a plurality of sleeve rods are hinged at the middle position of the bottom end of the connecting plate by a hinge, a screw rod is arranged at the bottom end of the sleeve rod, and a plug block is installed at the bottom end of the screw rod, a limiting ring is arranged on the outside of the sleeve rod, and plug rods are installed on both sides of the top end of the limiting ring, a mounting block is arranged at the middle position of the top end of the connecting plate, and the surveying instrument body is installed at the top of the mounting block.

[0005] Preferably, the top end of the insertion rod passes through the bottom end of the fixing rod and extends into the inside of the fixing rod, and the shape of the insertion rod is T-shaped, and the top end of the insertion rod is stuck in the inside of the fixing rod.

[0006] Preferably, the top end of the screw rod passes through the bottom end of the sleeve rod and extends to the inside of the sleeve rod, and the inner wall of the sleeve rod is provided with an internal thread matching the outer side of the screw rod.

[0007] Preferably, the limiting ring is ring-shaped, and the plurality of sleeve rods are arranged inside the limiting ring.

[0008] Preferably, an insertion block is installed at the bottom end of the mounting block, and the bottom end of the insertion block passes through the top end of the connecting plate and extends into the inside of the connecting plate, card slots are opened on both sides of the insertion block, and clamps are provided on both sides of the insertion block inside the connecting plate, a card block is installed at the middle position of the clamp close to one side of the insertion block, and a pull rod is installed on the side of the clamp away from the insertion block, one end of the pull rod passes through one side of the connecting plate and extends to the outside of the connecting plate, two cross bars are installed on both sides of the connecting plate, and one end of the cross bar is connected to a spring block.

[0009] Preferably, one end of the spring block is connected to one side of the clamping plate by welding, and the spring block is in a compressed state.

[0010] Preferably, one end of the card block passes through one side of the insert block and extends into the card slot, and the bottom end of the insert block contacts the bottom end of the connecting plate.

[0011] Compared with the related art, the handheld surveying instrument for planning and surveying provided by the utility model has the following beneficial effects:

[0012] The utility model provides a limiting ring and a fixing rod. By utilizing the threaded connection relationship between the sleeve rod and the screw rod, the screw rod can be rotated to make the screw rod be stored inside the sleeve rod, thereby reducing the overall size of the device. Then, the device can be carried by holding the outer side of the fixing rod. Due to the effect of gravity, the limiting ring can be stably arranged on the outer side of the bottom end of the sleeve rod, which has a limiting effect on the range of movement of the sleeve rod, thereby ensuring the stability of the device during carrying, further embodying the feature of the device being easy to carry. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0014] Figure 2 It is a side view structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0016] Figure 4 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0017] In the figure: 1. ground block; 2. screw rod; 3. sleeve rod; 4. limit ring; 5. plug rod; 6. fixing rod; 7. pull rod; 8. connecting plate; 9. mounting block; 10. surveying instrument body; 11. cross bar; 12. spring block; 13. plug block; 14. splint; 15. clamp block; 16. clamping slot. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] Example 1: Please refer to Figure 1-4A handheld surveying instrument for planning surveying and mapping, comprising a connecting plate 8, both sides of the bottom end of the connecting plate 8 are fixed with fixing rods 6 by bolts, and a plurality of sleeve rods 3 are hinged at the middle position of the bottom end of the connecting plate 8 by hinges, a screw rod 2 is arranged at the bottom end of the sleeve rod 3, and a plugging block 1 is installed at the bottom end of the screw rod 2, a limiting ring 4 is arranged on the outer side of the sleeve rod 3, and both sides of the top end of the limiting ring 4 are installed with plugging rods 5, a mounting block 9 is arranged at the middle position of the top end of the connecting plate 8, and a surveying instrument body 10 is installed at the top end of the mounting block 9;

[0020] The top end of the insertion rod 5 passes through the bottom end of the fixing rod 6 and extends to the inside of the fixing rod 6. The shape of the insertion rod 5 is T-shaped, and the top end of the insertion rod 5 is stuck in the inside of the fixing rod 6.

[0021] The top end of the screw rod 2 passes through the bottom end of the sleeve rod 3 and extends to the inside of the sleeve rod 3, and the inner wall of the sleeve rod 3 is provided with an internal thread matching the outer side of the screw rod 2;

[0022] The limiting ring 4 is annular in shape, and the plurality of sleeve rods 3 are arranged inside the limiting ring 4;

[0023] Specifically, Figure 1 and Figure 2 As shown, during the use of the device, first, the device is provided with a sleeve rod 3 and a screw rod 2, so that the device can be stably set at the construction site, and then the surveying work is carried out by utilizing the presence of the surveying instrument body 10. Then, in order to reflect the portability of the device, the device is provided with a fixed rod 6 and an insertion rod 5. The insertion rod 5 can be moved up and down inside the fixed rod 6, thereby driving the limit ring 4 to move up and down, so that the height of the limit ring 4 can be flexibly adjusted, so that the sleeve rod 3 can be deflected to different angles, which is convenient for The device can be placed, and then the threaded connection between the sleeve rod 3 and the screw rod 2 can be utilized. When the device needs to be moved, it is only necessary to rotate the screw rod 2 to store it inside the sleeve rod 3 to reduce the overall size of the device. Then, by holding the fixing rod 6, the insertion rod 5 moves forward under the action of gravity, so that the limiting ring 4 can be stably set on the outside of the sleeve rod 3 to limit the sleeve rod 3, prevent the sleeve rod 3 from falling out and shaking during the hand-held movement of the device, and limit it to the range inside the limiting ring 4, thereby reflecting the characteristic of the device being easy to carry.

[0024] Embodiment 2: A plug block 13 is installed at the bottom end of the mounting block 9, and the bottom end of the plug block 13 passes through the top of the connecting plate 8 and extends to the inside of the connecting plate 8, a card slot 16 is opened on both sides of the plug block 13, and a clamping plate 14 is arranged on both sides of the plug block 13 inside the connecting plate 8, a clamping block 15 is installed at the middle position of the clamping plate 14 close to the plug block 13, and a pull rod 7 is installed on the side of the clamping plate 14 away from the plug block 13, one end of the pull rod 7 passes through one side of the connecting plate 8 and extends to the outside of the connecting plate 8, two cross bars 11 are installed on both sides of the connecting plate 8, and one end of the cross bar 11 is connected to a spring block 12;

[0025] One end of the spring block 12 is connected to one side of the clamping plate 14 by welding, and the spring block 12 is in a compressed state;

[0026] One end of the card block 15 passes through one side of the plug block 13 and extends to the inside of the card slot 16, and the bottom end of the plug block 13 contacts the bottom end of the inner part of the connecting plate 8;

[0027] Specifically, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, during the use of the device, first, the device is provided with an insert block 13, and the card block 15 is stuck in the inside of the card slot 16 to achieve the fixing effect of the insert block 13, so that the mounting block 9 and the surveying instrument body 10 can be well fixed, and the installation effect of the device on the surveying instrument body 10 can be achieved. Then, by utilizing the presence of the pull rod 7, the spring block 12 can be further squeezed by pulling the pull rod 7, and the splint 14 can be driven to move, so that the card block 15 is separated from the inside of the card slot 16, thereby releasing the fixing effect of the insert block 13. At this time, the mounting block 9 and the surveying instrument body 10 can be conveniently disassembled, realizing the characteristic of the device being easy to install and disassemble, and realizing the combined performance of the device, which is easy to use.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A handheld surveying instrument for planning and mapping, comprising a connecting plate (8), characterized in that: Both sides of the bottom end of the connecting plate (8) are fixed with fixing rods (6) by means of bolts, and a plurality of sleeve rods (3) are hingedly connected at the middle position of the bottom end of the connecting plate (8) by means of hinges, a screw rod (2) is arranged at the bottom end of the sleeve rod (3), and a ground insertion block (1) is installed at the bottom end of the screw rod (2), a limiting ring (4) is arranged on the outer side of the sleeve rod (3), and both sides of the top end of the limiting ring (4) are installed with insertion rods (5), a mounting block (9) is arranged at the middle position of the top end of the connecting plate (8), and a surveying instrument body (10) is installed at the top end of the mounting block (9).

2. A handheld surveying instrument for planning and surveying according to claim 1, characterized in that: The top end of the insertion rod (5) passes through the bottom end of the fixing rod (6) and extends into the interior of the fixing rod (6), and the shape of the insertion rod (5) is T-shaped, and the top end of the insertion rod (5) is stuck in the interior of the fixing rod (6).

3. The handheld surveying instrument for planning and surveying according to claim 1, characterized in that: The top end of the screw rod (2) passes through the bottom end of the sleeve rod (3) and extends into the interior of the sleeve rod (3), and the inner wall of the sleeve rod (3) is provided with an internal thread matching the outer side of the screw rod (2).

4. The handheld surveying instrument for planning and surveying according to claim 1, characterized in that: The limiting ring (4) is in the shape of a ring, and the plurality of sleeve rods (3) are arranged inside the limiting ring (4).

5. The handheld surveying instrument for planning and surveying according to claim 1, characterized in that: An insert block (13) is installed at the bottom end of the mounting block (9), and the bottom end of the insert block (13) passes through the top of the connecting plate (8) and extends to the inside of the connecting plate (8), and slots (16) are provided on both sides of the insert block (13), and clamps (14) are provided on both sides of the insert block (13) inside the connecting plate (8), and a clamp block (15) is installed at the middle position of the clamp (14) close to the insert block (13), and a pull rod (7) is installed on the side of the clamp (14) away from the insert block (13), one end of the pull rod (7) passes through one side of the connecting plate (8) and extends to the outside of the connecting plate (8), and two cross bars (11) are installed on both sides of the connecting plate (8), and one end of the cross bar (11) is connected to a spring block (12).

6. The handheld surveying instrument for planning and surveying according to claim 5, characterized in that: One end of the spring block (12) is connected to one side of the clamping plate (14) by welding, and the spring block (12) is in a compressed state.

7. The handheld surveying instrument for planning and surveying according to claim 5, characterized in that: One end of the card block (15) passes through one side of the insert block (13) and extends into the interior of the card slot (16), and the bottom end of the insert block (13) contacts the bottom end of the interior of the connecting plate (8).

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