Foldable marker post for surveying and mapping

Abstract

The utility model belongs to the field of engineering surveying and mapping, and particularly relates to a foldable surveying and mapping marker post which comprises a shell, an air bag marker post and an adjusting mechanism. A wind-up roller is rotationally connected into the shell, one end of the air bag marker post is fixedly wound on the wind-up roller, and an adjusting mechanism used for adjusting the length of the air bag marker post is arranged on one side of the shell; and the adjusting mechanism comprises a square sleeve, fixing plates, a worm, a worm gear and a rotating plate, the square sleeve is fixedly connected to one side of the shell, the two fixing plates are fixedly connected into the square sleeve, the same worm is rotationally connected to the two fixing plates, and the worm is connected with the worm gear in an engaged mode. Through cooperation of all the components, the whole device can be conveniently arranged on the marsh land or the mud flat ground, and the application range is widened; and moreover, the device is convenient to store and fold, small in size, light in weight and convenient for workers to carry.

Description

TECHNICAL FIELD

[0001] The utility model relates to engineering surveying and mapping technical field especially relates to a collapsible staff for surveying and mapping. BACKGROUND

[0002] In the process of engineering surveying and mapping, in order to ensure the accuracy and reliability of surveying and mapping work, it needs stable reference and relative positioning basis, so it needs a surveying and mapping staff, and the surveying and mapping staff plays an important role in surveying and mapping work;

[0003] The prior art surveying and mapping staff is lengthened by the threaded splicing mode, and the staff is inconvenient to quickly unfold or store due to the too cumbersome disassembly and assembly, and the staff is fixed by using the sharp structure, and the staff needs to be matched with a support on the cement, asphalt and other planes, the operation is too cumbersome, and the fixed support is not stable enough, and the document with the application number 202421329979.2 discloses a foldable surveying and mapping staff, which comprises a telescopic staff body, a fixed base connected to the end of the telescopic staff body by threads, three groups of support plates hinged to the bottom of the fixed base, three groups of connecting rods hinged to the upper part of the fixed base, a storage cylinder welded in the three groups of support plates, a support folding assembly arranged on the outer side of the fixed base, and an auxiliary fixing assembly arranged in the storage cylinder

[0004] The above patent has the following problems when in use: although the base can realize the stable support of the staff, when surveying some special terrains (such as marshy land and beach ground), the staff is not only easy to sink into the interior, but also easy to fall down, which affects the positioning accuracy of surveying and mapping and the accuracy of scale reading.

[0005] Therefore, the present application provides a foldable staff for surveying and mapping to solve the above problems.

[0006] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it can include prior art known by those skilled in the art. UTILITY MODEL CONTENT

[0007] The utility model aims at solving the shortcomings in the prior art, and provides a foldable staff for surveying and mapping.

[0008] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0009] A foldable staff for surveying and mapping comprises a shell, an air bag staff and an adjusting mechanism.

[0010] A winding roller is rotatably connected in the shell, one end of the air bag marker is fixedly wound on the winding roller, and one side of the shell is provided with an adjusting mechanism for adjusting the length of the air bag marker.

[0011] The adjusting mechanism comprises a square sleeve, a fixed plate, a worm, a worm wheel and a rotating plate, one side of the shell is fixedly connected with the square sleeve, two fixed plates are fixedly connected in the square sleeve, the same worm is rotatably connected on the two fixed plates, the worm is meshingly connected with the worm wheel, and one end of the winding roller is fixedly connected with the worm wheel. Through the cooperation between the adjusting mechanism, the air bag marker, the winding roller and the shell, the length of the air bag marker can be properly adjusted according to the needs of the user, the convenience and flexibility are improved; through the action of the air bag marker and the air bag base, when the whole device is arranged on the marshy or beach ground, by utilizing the characteristics that the air bag has a certain buoyancy and a large contact area, the effect of avoiding the whole device from sinking into the marshy or beach ground is achieved, and the air bag marker and the air bag base can be deflated and folded when not in use, so that the device is small in size and light in weight, convenient to carry and transport. For the work that needs to move frequently, the burden on the workers can be reduced, and the convenience and practicality are greatly improved.

[0012] Preferably, one end of the worm is fixedly connected with a transmission rod, one end of the transmission rod penetrates through the square sleeve and is fixedly connected with a rotating plate, so as to facilitate the rotation of the worm by the worker.

[0013] Preferably, the same air bag base is fixedly installed on the top of the shell and the square sleeve, by utilizing the characteristics that the air bag has a certain buoyancy and a large contact area, the effect of avoiding the whole device from sinking into the marshy or beach ground is achieved.

[0014] Preferably, one end of the air bag marker is fixedly connected with a limiting ring, so as to avoid winding the whole air bag marker into the shell, and a scale bar is arranged on the air bag marker, so as to facilitate the worker to make accurate reading.

[0015] Preferably, one end of the air bag marker is sealingly connected with a connecting pipe one, so as to facilitate the air to be filled into the air bag marker, a valve one is arranged on the connecting pipe one, and is used for opening and closing control of the connecting pipe one.

[0016] Preferably, an air bag base is sealingly connected with a connecting pipe two, so as to facilitate the air to be filled into the air bag base, a valve two is arranged on the connecting pipe two, and is used for opening and closing control of the connecting pipe two.

[0017] Preferably, a through hole is formed in the top of the shell, one end of the air bag marker penetrates through the through hole, and the limiting ring is larger than the through hole, so as to facilitate the winding of the winding roller on the air bag marker.

[0018] Preferably, both ends of the winding roller are fixedly sleeved with a bearing one, and outer walls of the two bearings one are fixedly connected with the shell, so that the winding roller can rotate on the shell.

[0019] Compared with the prior art, the utility model has the beneficial effects that:

[0020] (1) the folding staff for surveying and mapping, through the cooperation between the adjusting mechanism, the air bag staff, the winding roller and the shell, the length of the air bag staff can be adjusted according to the user's demand, the convenience and flexibility are improved.

[0021] (2) the folding staff for surveying and mapping, through the air bag staff and the air bag base, when the whole device is arranged on the marshy ground or the beach ground, the air bag has the characteristics of certain buoyancy and large contact area, so that the whole device can be prevented from sinking into the marshy ground or the beach ground, and the air bag staff and the air bag base can be deflated and folded when not in use, so that the device is small in size and light in weight, convenient to carry and transport, and the convenience and practicality are improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only exemplary, and the structures, proportions, sizes and the like shown in the drawings are only used to cooperate with the contents disclosed in the description, so as to be understood and read by those skilled in the art, and not used to limit the implementation conditions of the utility model, so it has no technical substantial meaning, any modification of structure, change of proportion relationship or adjustment of size.

[0023] Figure 1 A three-dimensional structure schematic view of the folding staff for surveying and mapping is provided for the utility model;

[0024] Figure 2 A dissection schematic view of the folding staff for surveying and mapping is provided for the utility model;

[0025] Figure 3 An adjusting mechanism structure schematic view of the folding staff for surveying and mapping is provided for the utility model;

[0026] Figure 4 A three-dimensional structure schematic view of the folding staff for surveying and mapping is provided for the utility model; Figure 1 An enlarged structure schematic view of position A in the three-dimensional structure schematic view of the folding staff for surveying and mapping is provided for the utility model;

[0027] Figure 5The structure diagram of the shell, the winding roller and the air bag flagpole.

[0028] Explanation of reference numerals: 1, shell; 2, winding roller; 3, air bag flagpole; 4, adjusting mechanism; 5, limiting ring; 6, scale bar; 7, connecting pipe one; 8, valve one; 9, air bag base; 10, connecting pipe two; 11, valve two; 41, square sleeve; 42, fixed plate; 43, worm; 44, worm gear; 45, rotating plate. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments only represent some of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] The utility model provides a kind of foldable flagpole for surveying and mapping, refer to Figures 1-5 A kind of foldable flagpole for surveying and mapping, including shell 1, air bag flagpole 3 and adjusting mechanism 4;

[0031] Winding roller 2 is rotatably connected in shell 1, one end of air bag flagpole 3 is fixedly wound on winding roller 2, one side of shell 1 is equipped with adjusting mechanism 4 for adjusting the length of air bag flagpole 3;

[0032] Adjusting mechanism 4 includes square sleeve 41, fixed plate 42, worm 43, worm gear 44 and rotating plate 45, one side of shell 1 is fixedly connected with square sleeve 41, two fixed plates 42 are fixedly connected in square sleeve 41, the same worm 43 is rotatably connected on two fixed plates 42, worm gear 44 is meshingly connected on worm 43, worm gear 44 is fixedly connected with one end of winding roller 2, the cooperation design between adjusting mechanism 4, air bag flagpole 3, winding roller 2 and shell 1 can realize the effect that the length of air bag flagpole 3 is properly adjusted according to user's demand, improves convenience and flexibility;Air bag flagpole 3 and air bag base 9 can reach the effect that the whole device is set on marshy ground or beach ground, by using the characteristics that air bag has certain buoyancy and large contact area, to avoid the whole device sinking into marshy ground or beach ground, and air bag flagpole 3 and air bag base 9 can be deflated and folded when not in use, small in size, light in weight, convenient to carry and transport, which can reduce the burden of staff for the work that needs to move frequently, greatly improves convenience and practicality.

[0033] In the embodiment, one end of worm 43 is fixedly connected with transmission rod, one end of transmission rod penetrates square sleeve 41 and is fixedly connected with rotating plate 45, to facilitate staff to rotate worm 43.

[0034] In this embodiment, the same air bag base 9 is fixedly installed on the top of the shell 1 and the square sleeve 41. By utilizing the characteristics of the air bag having a certain buoyancy and a large contact area, the effect of avoiding the entire device from sinking into the marsh or beach ground is achieved.

[0035] In this embodiment, the air bag pole 3 is fixedly connected with the limiting ring 5 at one end, so as to avoid winding the air bag pole 3 into the shell 1. The air bag pole 3 is provided with a scale bar 6, which is convenient for the staff to make accurate reading.

[0036] In this embodiment, the air bag pole 3 is sealingly connected with the connecting pipe one 7 at one end, so as to fill the air bag pole 3 with air. The connecting pipe one 7 is provided with the valve one 8, which is used for opening and closing control of the connecting pipe one 7.

[0037] In this embodiment, the air bag base 9 is sealingly connected with the connecting pipe two 10, so as to fill the air bag base 9 with air. The connecting pipe two 10 is provided with the valve two 11, which is used for opening and closing control of the connecting pipe two 10.

[0038] In this embodiment, the top of the shell 1 is provided with a through hole, and one end of the air bag pole 3 passes through the through hole. The limiting ring 5 is larger than the through hole, so as to facilitate the winding roller 2 to wind the air bag pole 3.

[0039] In this embodiment, the winding roller 2 is fixedly sleeved with the bearing one at both ends. The outer walls of the two bearings one are fixedly connected with the shell 1, so as to facilitate the rotation of the winding roller 2 on the shell 1.

[0040] Working principle: when in use, the worm 43 is rotated on the two fixed plates 42 and is meshed with the worm gear 44 through the rotation of the rotating plate 45 and the transmission of the transmission rod, so that the winding roller 2 is rotated on the shell 1 driven by the worm gear 44, so as to achieve the effect of winding and unwinding the air bag pole 3, and further realize the effect of adjusting the length of the air bag pole 3.

[0041] At the same time, in the process of winding the air bag pole 3 by the winding roller 2, the effect of folding and storing the air bag pole 3 is realized.

[0042] Then, the air cylinder is connected with the connecting pipe 7 and air is filled into the air bag post 3, so that the air bag post 3 is inflated and shaped under the action of air pressure, then the valve 8 is closed, the air cylinder is connected with the connecting pipe 2 10 on the air bag base 9, then air is filled into the air bag base 9, so that the air bag base 9 is inflated and shaped under the action of air pressure, then the valve 2 11 is closed and the air cylinder is removed, and then the whole device is placed on the marshy or beach ground, so that the air bag post 3 achieves the purpose of serving as a reference and relative positioning basis; at this time, by utilizing the characteristics that the air bag has a certain buoyancy and a large contact area, the effect of avoiding the whole device from sinking into the marshy or beach ground is achieved.

[0043] The utility model discloses relative prior art obtained technical progress is: through the cooperation of various components not only can conveniently set the whole device on the marshy or beach ground effect, improves the scope of application, and, fold and small volume light weight, convenient for staff to carry, greatly improve the convenience and practicality.

[0044] The above is only the preferred embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and utility model concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A foldable surveying pole, characterized in that, It includes a shell (1), an airbag marker (3), and an adjustment mechanism (4); A take-up roller (2) is rotatably connected inside the housing (1). One end of the airbag marker (3) is fixedly wound around the take-up roller (2). An adjustment mechanism (4) for adjusting the length of the airbag marker (3) is provided on one side of the housing (1). The adjustment mechanism (4) includes a square sleeve (41), a fixed plate (42), a worm (43), a worm wheel (44), and a rotating plate (45). A square sleeve (41) is fixedly connected to one side of the housing (1). Two fixed plates (42) are fixedly connected inside the square sleeve (41). The same worm (43) is rotatably connected to the two fixed plates (42). A worm wheel (44) is meshed on the worm (43). The worm wheel (44) is fixedly connected to one end of the take-up roller (2).

2. The foldable surveying marker according to claim 1, characterized in that, One end of the worm (43) is fixedly connected to a transmission rod, and one end of the transmission rod passes through the square sleeve (41) and is fixedly connected to a rotating plate (45).

3. A foldable surveying marker according to claim 1, characterized in that, The same airbag base (9) is fixedly installed on the top of the housing (1) and the square sleeve (41).

4. A foldable surveying marker according to claim 1, characterized in that, One end of the airbag marker (3) is fixedly connected to a limiting ring (5), and the airbag marker (3) is provided with a scale strip (6).

5. A foldable surveying marker according to claim 4, characterized in that, One end of the airbag marker (3) is sealed to a connecting pipe (7), and a valve (8) is provided on the connecting pipe (7).

6. A foldable surveying marker according to claim 3, characterized in that, The airbag base (9) is sealed with a connecting pipe two (10), and a valve two (11) is provided on the connecting pipe two (10).

7. A foldable surveying marker according to claim 4, characterized in that, The top of the housing (1) has a through hole, one end of the airbag marker (3) passes through the through hole, and the limiting ring (5) is larger than the through hole.

8. A foldable surveying marker according to claim 1, characterized in that, Both ends of the take-up roller (2) are fixedly fitted with bearings, and the outer walls of the two bearings are fixedly connected to the housing (1).

Images