Supporting and positioning frame of surveying and mapping rod

Abstract

The utility model relates to the technical field of surveying and mapping, in particular to a supporting and positioning frame of a surveying and mapping rod, which comprises a limiting seat and supporting legs for stably supporting the limiting seat, and the supporting legs are arranged on the peripheral side of the limiting seat in a circumferential array mode. The limiting seat is provided with a fixing hole for placing a surveying and mapping rod and an adjusting mechanism for clamping the surveying and mapping rod in the fixing hole, the fixing hole of the limiting seat is matched with the surveying and mapping rod in an inserting manner, and the supporting legs are arranged on the peripheral side of the limiting seat in a circumferential array manner, so that the stability of the limiting seat in the use process is ensured; the surveying and mapping rod is inserted and matched through the fixing hole in the limiting seat, so that the surveying and mapping rod is preliminarily positioned through the fixing hole in the limiting seat, and meanwhile, the surveying and mapping rod in the fixing hole is further clamped through the arrangement of the adjusting mechanism, so that the stability of the surveying and mapping rod is ensured, unstable factors of manual operation are avoided, and the accuracy of surveying and mapping data is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of surveying and mapping, in particular to a supporting and positioning frame for a surveying and mapping rod. BACKGROUND

[0002] At present, in the fields of engineering surveying and mapping, geological exploration and building construction, a surveying and mapping rod is a core carrier of a precision measuring device, and the vertical stability of the surveying and mapping rod is directly related to the accuracy of measuring data. A traditional operation mode mainly relies on manual support of the surveying and mapping rod, and a worker needs to manually adjust the verticality of the rod body in the whole surveying and mapping process. Muscle fatigue is easily caused in complex terrain or long-term measurement tasks, and the rod body is easily shaken, thereby affecting the surveying and mapping effect, and there is room for improvement. CONTENT OF THE UTILITY MODEL

[0003] In order to ensure the stability of the surveying and mapping rod, the application provides a supporting and positioning frame for the surveying and mapping rod.

[0004] The application provides a supporting and positioning frame for a surveying and mapping rod, which adopts the following technical scheme:

[0005] The supporting and positioning frame for the surveying and mapping rod comprises a limiting seat and a supporting leg for stably supporting the limiting seat, the supporting leg is circumferentially arranged on the side of the limiting seat, the limiting seat is provided with a fixing hole for placing the surveying and mapping rod and an adjusting mechanism for clamping the surveying and mapping rod in the fixing hole, and the fixing hole of the limiting seat is in plug-in cooperation with the surveying and mapping rod.

[0006] By adopting the above technical scheme, the supporting leg is circumferentially arranged on the side of the limiting seat, so that the stability of the limiting seat in the use process is ensured, the fixing hole of the limiting seat is in plug-in cooperation with the surveying and mapping rod, so that the fixing hole of the limiting seat preliminarily positions the surveying and mapping rod, and the adjusting mechanism is arranged, so that the surveying and mapping rod in the fixing hole is further clamped, thereby ensuring the stability of the surveying and mapping rod, avoiding unstable factors of manual operation, and improving the accuracy of surveying and mapping data.

[0007] Preferably, the adjusting mechanism comprises a first clamping rod, a second clamping rod and a driving unit for synchronously driving the first clamping rod and the second clamping rod to clamp and fix the surveying and mapping rod, and the first clamping rod and the second clamping rod form a clamping space for clamping the surveying and mapping rod.

[0008] By adopting the above technical scheme, the first clamping rod and the second clamping rod are driven by the driving unit to clamp and fix the surveying and mapping rod, so that the initial placement angle of the surveying and mapping rod can be adapted, the surveying and mapping rod can be flexibly clamped and adjusted, the surveying and mapping rod is vertically placed, and the fixing effect of the positioning frame on the surveying and mapping rod is improved, and the stability of the surveying and mapping rod is enhanced.

[0009] Preferably, the driving unit comprises a toggle lever, a first linkage lever for driving the first clamping lever to clamp, and a second linkage lever for driving the second clamping lever to clamp, the toggle lever, the first clamping lever and the second clamping lever are all rotationally connected to the limiting seat, the two ends of the first linkage lever are respectively rotationally connected to the toggle lever and the first clamping lever, and the two ends of the second linkage lever are respectively rotationally connected to the toggle lever and the second clamping lever.

[0010] By adopting the above technical scheme, by rotating the toggle lever, the toggle lever simultaneously drives the first linkage lever and the second linkage lever to move, at this time, the first linkage lever drives the first clamping lever to clamp, and at the same time, the second linkage lever drives the second clamping lever to clamp, and the structure realizes bidirectional linkage through single-point operation, and has the characteristics of accurate transmission and labor-saving operation.

[0011] Preferably, an elastic column for limiting the toggle lever is slidably arranged on the limiting seat.

[0012] By adopting the above technical scheme, by adopting the arrangement of the elastic column, when the toggle lever is rotated to the appropriate position to complete the clamping of the surveying rod, the elastic column can limit the toggle lever to prevent it from rotating due to external force and other factors, thereby ensuring the stable clamping state of the first clamping lever and the second clamping lever on the surveying rod.

[0013] Preferably, the supporting leg comprises a connecting rod and a supporting rod slidably arranged on the connecting rod, the connecting rod is rotationally connected to the limiting seat, one end of the supporting rod away from the connecting rod is fixed to the ground, and a limiting structure for limiting the sliding of the supporting rod is arranged on the supporting rod.

[0014] By adopting the above technical scheme, by rotationally connecting the connecting rod to the limiting seat, the worker can rotate the connecting rod to drive the adjustment of the angle of the supporting rod, so that the supporting rod is better connected and fixed to the ground, and at the same time, the sliding cooperation between the supporting rod and the connecting rod is utilized, so that the length of the supporting leg can be adjusted, and the height of the limiting seat can be adjusted, so as to adapt to different working environments, and further improve the stability of the limiting seat.

[0015] Preferably, the limiting structure comprises a mounting cylinder arranged on the supporting rod, a press switch slidably arranged on the mounting cylinder, a press rocker rotationally connected to the mounting cylinder, a positioning column for limiting the supporting rod, and a reset spring for driving the press rocker to reset, the press switch and the press rocker form abutting cooperation, the press rocker is rotationally connected to the positioning column, the positioning column is slidably arranged on the mounting cylinder, one end of the reset spring is connected to the press rocker, and the other end is connected to the mounting cylinder.

[0016] By adopting the above technical scheme, when the staff needs to adjust the position of the supporting rod, one end of the pressing rocker is driven to move downward by pressing the pressing switch, the other end of the pressing rocker drives the positioning column to disengage from the connecting rod, and the supporting rod can be operated to slide; after the adjustment is completed, the pressing switch is released, the reset spring drives the pressing rocker to reset, and the positioning column repositions the supporting rod to realize the fixation of the supporting rod, which is simple to operate and stable and reliable.

[0017] Preferably, the connecting rod is provided with a positioning hole, and the positioning hole of the connecting rod is in plug-in cooperation with the positioning column.

[0018] By adopting the above technical scheme, the plug-in cooperation between the positioning hole of the connecting rod and the positioning column on the supporting rod can effectively limit the sliding of the supporting rod, ensure that the supporting rod remains stable after being adjusted to the appropriate position, and thus ensure the stable support of the supporting foot on the surveying rod.

[0019] Preferably, the end of the supporting rod away from the connecting rod is provided with a sharp foot for stable connection with the ground.

[0020] By adopting the above technical scheme, the sharp foot can better realize stable connection with the ground, effectively prevent the supporting foot from sliding, and ensure the stable support of the positioning frame on the surveying rod.

[0021] In summary, the present application has the following at least one beneficial technical effect:

[0022] 1. The supporting feet are arranged in a circular array on the side of the limiting seat, ensuring the stability of the limiting seat during use, the fixing hole on the limiting seat is in plug-in cooperation with the surveying rod, so that the fixing hole of the limiting seat preliminarily positions the surveying rod, and the adjusting mechanism is arranged to further clamp the surveying rod in the fixing hole, thereby ensuring the stability of the surveying rod and avoiding the unstable factors of manual operation, and improving the accuracy of surveying data.

[0023] 2. By rotating the driving rod, the driving rod simultaneously drives the first linkage rod and the second linkage rod to move, at this time, the first linkage rod drives the first clamping rod to perform a clamping action, and the second linkage rod drives the second clamping rod to perform a clamping action, the structure realizes bidirectional linkage through single-point operation, has the characteristics of precise transmission and labor-saving operation, and the elastic column is arranged to limit the driving rod when the driving rod is rotated to the appropriate position to complete the clamping of the surveying rod.

[0024] 3. When the staff needs to adjust the position of the support rod, the one end of the pressing rocker is driven to move down by pressing the pressing switch, the other end of the pressing rocker drives the positioning column to disengage from the positioning hole of the connecting rod, and the support rod can be operated to slide; after the adjustment is completed, the pressing switch is released, the reset spring drives the pressing rocker to reset, and the positioning column is inserted into the positioning hole of the support rod, so that the fixing of the support rod is realized, which is simple in operation and stable and reliable. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is the axis measurement schematic diagram mainly embodying the overall structure in the embodiment of the application;

[0026] Figure 2 is the sectional view mainly embodying the internal adjusting structure of the limiting seat in the embodiment of the application;

[0027] Figure 3 is the sectional view mainly embodying the cooperation relationship between the elastic column and the fixing seat in the embodiment of the application.

[0028] Figure 4 is the sectional view mainly embodying the cooperation relationship between the connecting rod, the support rod and the limiting structure in the embodiment of the application.

[0029] Fig. 1 is a limiting seat; 11 is a fixed hole; 12 is a first limiting column; 13 is a second limiting column; 14 is a third limiting column; 15 is a trapezoidal hole; 19 is an elastic column; 191 is a blocking head; 192 is a sliding column; 193 is a connecting spring; 2 is a support foot; 21 is a connecting rod; 211 is a positioning hole; 22 is a support rod; 221 is a sliding groove; 222 is a sharp foot; 223 is a pedal; 23 is a limiting structure; 231 is a mounting cylinder; 2311 is a sliding groove; 232 is a pressing switch; 2321 is a sliding block; 233 is a pressing rocker; 234 is a positioning column; 235 is a reset spring; 3 is an adjusting mechanism; 31 is a first clamping rod; 311 is a first limiting hole; 32 is a second clamping rod; 321 is a second limiting hole; 33 is a driving unit; 331 is a toggle lever; 3311 is a third limiting hole; 332 is a first linkage rod; 333 is a second linkage rod. DETAILED DESCRIPTION

[0030] The following will be described in detail below with reference to the accompanying drawings Figure 1 - the accompanying drawings Figure 4 The application will be further described in detail.

[0031] The embodiment of the application discloses a supporting and positioning frame of a surveying and mapping rod.

[0032] Reference Figure 1The application discloses a supporting and positioning frame for a surveying rod, which comprises a limiting seat 1 arranged in a hollow mode and a supporting leg 2 used for supporting the limiting seat 1, and the supporting leg 2 is arranged in a circumferential array mode on the periphery of the limiting seat 1, and in the embodiment, three supporting legs 2 are arranged, so that the stability of the limiting seat 1 during use is ensured, a fixing hole 11 used for inserting the surveying rod is arranged in the center of the limiting seat 1, and an adjusting mechanism 3 used for clamping the surveying rod in the fixing hole 11 is arranged in the limiting seat 1, so that the surveying rod can be vertically placed in a stable mode.

[0033] Referring to Figure 2 The adjusting mechanism 3 comprises a first clamping rod 31, a second clamping rod 32 and a driving unit 33, a clamping space used for clamping the surveying rod is formed between the first clamping rod 31 and the second clamping rod 32, the driving unit 33 comprises a rotating rod 331, a first linkage rod 332 and a second linkage rod 333, and a first limiting column 12, a second limiting column 13 and a third limiting column 14 are integrally formed on the limiting seat 1.

[0034] Referring to Figure 2 A first limiting hole 311 is arranged in the first clamping rod 31 in a penetrating mode, so that one end of the first clamping rod 31 is rotationally connected with the first limiting column 12 through the first limiting hole 311, the other end of the first clamping rod 31 is rotationally connected with the end of the first linkage rod 332 through a rotating shaft, and one end of the first linkage rod 332, which is away from the first clamping rod 31, is rotationally connected with the end of the rotating rod 331 through a rotating shaft.

[0035] Referring to Figure 2 A second limiting hole 321 is arranged in the second clamping rod 32 in a penetrating mode, so that one end of the second clamping rod 32 is rotationally connected with the second limiting column 13 through the second limiting hole 321, the other end of the second clamping rod 32 is rotationally connected with the end of the second linkage rod 333 through a rotating shaft, and one end of the second linkage rod 333, which is away from the second clamping rod 32, is rotationally connected with the rotating rod 331 through a rotating shaft.

[0036] Referring to Figure 2 A third limiting hole 3311 is arranged in the middle of the rotating rod 331 in a penetrating mode, so that the rotating rod 331 is rotationally connected with the third limiting column 14 through the third limiting hole 3311, the third limiting column 14 is arranged between the first linkage rod 332 and the second linkage rod 333, and a first avoiding slot, a second avoiding slot and a third avoiding slot are arranged on the limiting seat 1, the first avoiding slot is used for avoiding the clamping operation of the first clamping rod 31, the second avoiding slot is used for avoiding the clamping operation of the second clamping rod 32, and the third avoiding slot is used for avoiding the rotation of the rotating rod 331.

[0037] Referring to Figure 1 and Figure 2When the worker jiggles the jiggering rod 331, the third limit post 14 is the rotation fulcrum of the jiggering rod 331, the jiggering rod 331 drives the first linkage rod 332 and the second linkage rod 333 to move at the same time, and the movement directions of the first linkage rod 332 and the second linkage rod 333 are opposite, so as to push the first clamping rod 31 and the second clamping rod 32 to the center of the fixed hole 11, and further realize the clamping and fixing of the surveying rod in the fixed hole 11. The structure design makes the operation more convenient, and only one jiggering action can realize the bidirectional clamping of the surveying rod, improves the work efficiency, and also guarantees the synchronization and stability of the clamping.

[0038] With reference to Figure 2 And Figure 3 The limiting seat 1 is further provided with a trapezoidal hole 15, the trapezoidal hole 15 is communicated with the third avoiding groove, the elastic column 19 is slidably arranged in the trapezoidal hole 15 of the limiting seat 1, the elastic column 19 comprises a blocking head 191, a sliding column 192 and a connecting spring 193, the blocking head 191 is integrally formed on the sliding column 192, the connecting spring 193 is sleeved on the blocking column, one end of the connecting spring 193 abuts against the lower surface of the elastic head, and the other end of the connecting spring 193 abuts against the trapezoidal surface of the trapezoidal hole 15.

[0039] With reference to Figure 2 And Figure 3 When the jiggering rod 331 jiggles through the elastic column 19, the jiggering rod 331 presses and holds the blocking head 191 to move downward into the trapezoidal hole 15, so that the blocking head 191 drives the sliding column 192 to move downward, at this time, the connecting spring 193 in the trapezoidal hole 15 is compressed under force, when the jiggering rod 331 rotates to the clamping position, the connecting spring 193 drives the elastic column 19 to reset, so that the elastic column 19 limits the jiggering rod 331, prevents the jiggering rod 331 from rebounding, and guarantees the clamping state of the first clamping rod 31 and the second clamping rod 32 to the surveying rod, further improves the stability and positioning accuracy of the surveying rod.

[0040] With reference to Figure 1 Since the structures and connection modes of the three supporting feet 2 are the same, one of the supporting feet 2 is taken as an example for description.

[0041] With reference to Figure 1 And Figure 4 The supporting foot 2 comprises a connecting rod 21 and a supporting rod 22, the connecting rod 21 is rotationally connected with the limiting seat 1 through a rotating shaft, the supporting rod 22 is provided with a sliding groove 221, that is, the supporting rod 22 is slidably connected with the end of the connecting rod 21 away from the limiting seat 1 through the sliding groove 221, so that the supporting rod 22 can slide along the axial direction of the connecting rod 21, and the connecting rod 21 can drive the supporting rod 22 to adjust the inclination angle, so as to adapt to different terrains.

[0042] With reference to Figure 1, the end of the support rod 22 away from the connecting rod 21 is integrally formed with a sharp foot 222 and a pedal 223, the pedal 223 can assist the staff to insert the sharp foot 222 into the ground, on some soft or uneven ground, provide a place for the staff to step force, so that the sharp foot 222 is more easily inserted into the ground, on soft or uneven ground, the pedal 223 increases the contact area with the ground, thereby effectively increasing the friction with the ground, preventing the support foot 2 from sliding, thereby ensuring the stable support of the positioning frame to the surveying rod, improving the applicability and stability of the positioning frame under different ground conditions.

[0043] With reference to Figure 1 and Figure 4 , the support rod 22 is provided with a limiting structure 23 for limiting the sliding of the support rod 22, the limiting structure 23 includes a mounting cylinder 231, a press switch 232, a press flap 233, a positioning column 234 and a reset spring 235, the mounting cylinder 231 is integrally formed on the outer wall of the support rod 22, the mounting cylinder 231 and the support rod 22 form a mounting space therebetween, the mounting cylinder 231 is provided with a sliding groove 2311, the sliding groove 2311 is communicated with the mounting space, the press switch 232 is integrally formed with a sliding block 2321 for sliding cooperation with the sliding groove 2311, then the press switch 232 is slidingly arranged in the sliding groove 2311 of the mounting cylinder 231 through the sliding block 2321, and the press switch 232 is slidingly arranged above the press flap 233.

[0044] With reference to Figure 4 , the side wall of the support rod 22 is rotationally connected with the press flap 233 through a rotating shaft, the positioning column 234 is slidingly arranged on the mounting cylinder 231, and the positioning column 234 is arranged perpendicular to the connecting rod 21, one end of the press flap 233 is rotationally connected with the positioning column 234, and the other end is connected with the outer wall of the support rod 22 through the reset spring 235, that is, the reset spring 235 is arranged between the press flap 233 and the outer wall of the support rod 22, one end of the reset spring 235 is bonded with the press flap 233, and the other end is bonded with the mounting cylinder 231.

[0045] With reference to Figure 4 , the side wall of the connecting rod 21 is provided with a plurality of positioning holes 211 arranged in the axial direction, the positioning holes 211 of the connecting rod 21 form a plug-in cooperation with the positioning column 234, when the staff needs to adjust the position of the support rod 22, the other end of the press flap 233 drives the positioning column 234 to disengage from the positioning hole 211 of the connecting rod 21 by pressing the press switch 232, so that the support rod 22 can slide freely, and the reset spring 235 is deformed under pressure at this time; after adjustment, the press switch 232 is released, the reset spring 235 pushes the press flap 233 to reset, and the press flap 233 drives the positioning column 234 to reinsert into the corresponding positioning hole 211, thereby realizing the adjustment and fixation of the length of the support rod 22.

[0046] The implementation principle of the embodiment of the application is as follows: in actual use, the worker first presses the pressing switch 232 on the supporting rod 22, so that the pressing rocker 233 drives the positioning column 234 to be separated from the positioning hole 211 of the connecting rod 21, then the worker slides the supporting rod 22 to the required length and releases the pressing switch 232, so that the positioning column 234 is inserted into the new positioning hole 211 to complete the fixing of the supporting rod 22, then the worker adjusts the unfolding angle of the supporting leg 2 by rotating the connecting rod 21, so that the sharp foot 222 is inserted into the target ground to form a stable triangular support, and the stability of the limiting seat 1 is ensured.

[0047] Then the surveying rod is inserted into the fixing hole 11 of the limiting seat 1, after preliminary positioning, the worker drives the driving rod 331 in the third avoiding slot, the driving rod 331 synchronously drives the first linkage rod 332 and the second linkage rod 333 to bidirectionally clamp and fix the surveying rod, when the driving rod 331 is rotated to the clamping position, the elastic column 19 blocks and positions the driving rod 331, so that the clamping of the surveying rod is stable, so that the surveying rod can be vertically placed stably in the use process, and the accuracy of the surveying data is ensured.

[0048] The above are preferred embodiments of the application, and do not limit the protection scope of the application, so that: equivalent changes made according to the structure, shape and principle of the application should be covered in the protection scope of the application.

Claims

1. A support positioning frame for a surveying pole, characterised in that: The application relates to a support device for surveying poles, which comprises a limiting seat (1) and support legs (2) for stably supporting the limiting seat (1), the support legs (2) are arranged in a circumferential array on the circumferential side of the limiting seat (1), the limiting seat (1) is provided with a fixing hole (11) for placing a surveying pole and an adjusting mechanism (3) for clamping the surveying pole in the fixing hole (11), and the fixing hole (11) of the limiting seat (1) is in plug-in cooperation with the surveying pole.

2. The support and positioning frame for a surveying pole according to claim 1, characterized in that: The adjusting mechanism (3) comprises a first clamping rod (31), a second clamping rod (32) and a driving unit (33) for synchronously driving the first clamping rod (31) and the second clamping rod (32) to clamp and fix the surveying pole, and a clamping space for clamping the surveying pole is formed between the first clamping rod (31) and the second clamping rod (32).

3. The support and positioning frame for a surveying pole according to claim 2, characterized in that: The driving unit (33) comprises a shifting rod (331), a first linkage rod (332) for driving the first clamping rod (31) to clamp and a second linkage rod (333) for driving the second clamping rod (32) to clamp, the shifting rod (331), the first clamping rod (31) and the second clamping rod (32) are all rotationally connected to the limiting seat (1), the two ends of the first linkage rod (332) are respectively rotationally connected to the shifting rod (331) and the first clamping rod (31), and the two ends of the second linkage rod (333) are respectively rotationally connected to the shifting rod (331) and the second clamping rod (32).

4. The support and positioning frame for a surveying rod according to claim 3, characterized in that: An elastic column (19) for shifting and limiting the shifting rod (331) is arranged on the limiting seat (1).

5. The support and positioning frame for a surveying pole according to claim 1, characterized in that: The support leg (2) comprises a connecting rod (21) and a support rod (22) which is arranged on the connecting rod (21) in a sliding mode, the connecting rod (21) is rotationally connected to the limiting seat (1), one end of the support rod (22) away from the connecting rod (21) is fixed to the ground, and the support rod (22) is provided with a limiting structure (23) for limiting the sliding of the support rod (22).

6. A support and positioning frame for a surveying pole according to claim 5, wherein: The limiting structure (23) comprises a mounting cylinder (231) arranged on the support rod (22), a pressing switch (232) which slides on the mounting cylinder (231), a pressing rocker (233) which is rotationally connected to the mounting cylinder (231), a positioning column (234) for limiting the support rod (22) and a reset spring (235) for driving the pressing rocker (233) to reset, the pressing switch (232) is in abutting cooperation with the pressing rocker (233), the pressing rocker (233) is rotationally connected to the positioning column (234), the positioning column (234) is arranged on the mounting cylinder (231) in a sliding mode, one end of the reset spring (235) is connected to the pressing rocker (233), and the other end is connected to the mounting cylinder (231).

7. A support and positioning frame for a surveying pole according to claim 6, characterised in that: The connecting rod (21) is provided with a positioning hole (211), and the positioning hole (211) of the connecting rod (21) is in plug-in cooperation with the positioning column (234).

8. The support and positioning frame for a surveying rod according to claim 5, characterized in that: One end of the support rod (22) away from the connecting rod (21) is provided with a sharp foot (221) for stably connecting with the ground.

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