Centering rod device for surveying and mapping engineering

Abstract

The utility model relates to the technical field of surveying and mapping engineering, in particular to a centering rod device for surveying and mapping engineering, which comprises a rod body, a supporting disc, a supporting cylinder and a replacement assembly, and the replacement assembly comprises a connecting rod, a threaded head, a positioning insertion block, a sliding block, a limiting ring, a positioning piece and an auxiliary mechanism. After a positioning insertion block can abut against the ground, a worker can rotate a positioning piece rightwards, the positioning piece penetrates through a limiting ring to abut against a supporting cylinder, the limiting ring can clamp a sliding block, the position of the sliding block is fixed, then the position of a connecting rod is fixed, and surveying and mapping work of the worker is facilitated; when a positioning insertion block is seriously abraded and needs to be replaced after being used for a long time, a worker can directly left-hand thread heads to drive the positioning insertion block to be taken down from the bottom of the connecting rod for replacement, and therefore the problems that when an existing centering rod for surveying and mapping is replaced, a transmission cylinder and supporting legs which are fixed together need to be replaced completely, and replacement is inconvenient are solved. And the use cost is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to surveying and mapping engineering technical field, concretely relates to a surveying and mapping engineering is with centering rod device. BACKGROUND

[0002] The centering rod is indispensable centering equipment in surveying and mapping work, is a kind of instrument that is used with total station, theodolite and other instruments, the existing centering rod is prone to sway, tilt when using, further influence surveying and mapping result, and in the process of adjusting the verticality of pole body and horizontal plane, it needs to move back and forth to support pole, and it is inconvenient to adjust, time-consuming and laborious, and the working efficiency is low.

[0003] At present, the prior art (CN205991805U) discloses a surveying and mapping centering rod, which comprises a rod body, a supporting disc is arranged on the rod body, double hinge ears are arranged on the supporting disc, a supporting cylinder is arranged on the side away from the supporting disc of the double hinge ears, a supporting arm is arranged on the top of the supporting cylinder, a single hinge ear is arranged at one end of the supporting arm, a locking nut is arranged on the supporting arm, outer threads corresponding to the locking nuts are arranged on the outer walls of the double hinge ears and the single hinge ear, a rotating shaft is arranged on the top of the supporting cylinder, a hand wheel is arranged on the rotating shaft, a lead screw is arranged in the supporting cylinder, the lead screw is connected with the rotating shaft through a universal joint, a transmission cylinder is arranged on the lead screw, a screw nut corresponding to the lead screw is arranged at one end of the transmission cylinder, and a supporting foot is arranged at the other end of the transmission cylinder.

[0004] However, by using the above-mentioned mode, when surveying and mapping, the spherical head needs to be used to resist the surface, so that the position of the centering rod is fixed, and after long-term use, the spherical head is seriously worn, and when replacing, the transmission cylinder and the supporting foot fixed together are all replaced, which increases the use cost. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a surveying and mapping engineering centering rod device, and aims at solving the problems that the spherical head of the existing surveying and mapping centering rod is seriously worn after long-term use, the transmission cylinder and the supporting foot fixed together are all replaced when replacing, and the use cost is increased.

[0006] To achieve the above-mentioned purpose, the utility model provides a surveying and mapping engineering centering rod device, which comprises a rod body, a supporting disc, a supporting cylinder and a replacement assembly, the supporting disc is fixedly connected with the rod body and located on one side of the rod body, the supporting cylinder is arranged on the side edge of the supporting disc, and the replacement assembly comprises a connecting rod, a threaded head, a positioning plug, a sliding block, a limiting ring, a positioning piece and an auxiliary mechanism.

[0007] The connecting rod is in sliding connection with the supporting cylinder and is located at the bottom of the supporting cylinder, the threaded head is in threaded connection with the connecting rod and is located at the bottom of the connecting rod, the positioning plug is in fixed connection with the threaded head and is located at the side of the threaded head away from the connecting rod, the sliding block is in fixed connection with the connecting rod and is in sliding connection with the supporting cylinder and is located at the side of the connecting rod, the limiting ring is in sliding connection with the supporting cylinder and is located at the side of the supporting cylinder close to the sliding block, and the positioning piece is in threaded connection with the limiting ring and penetrates through the limiting ring.

[0008] The replacement assembly further comprises a positioning disc and a locking piece, the positioning disc is in fixed connection with the rod body and is in sliding connection with the supporting cylinder and is located at the side of the rod body, and the locking piece is in fixed connection with the positioning disc and is located at the side of the positioning disc.

[0009] The auxiliary mechanism comprises a mounting frame and a bubble level, the mounting frame is in fixed connection with the rod body and is located at the top of the rod body, and the bubble level is in fixed connection with the mounting frame and is located at the side of the bubble level.

[0010] The locking piece comprises a fixing ring and a connecting belt, the fixing ring is in fixed connection with the positioning disc and is located at the side of the positioning disc, and the connecting belt is in fixed connection with the fixing ring and is located at the side of the fixing ring.

[0011] The locking piece further comprises a plug, a lock frame and a pressing piece, the plug is in fixed connection with the connecting belt and is located at the side of the connecting belt, the lock frame is in fixed connection with the positioning disc and is in sliding connection with the plug and is located at the side of the positioning disc away from the fixing ring, and the pressing piece is in fixed connection with the plug and is located at the side of the plug.

[0012] The utility model discloses a surveying and mapping engineering with centering rod device, when the staff needs to use the centering rod in engineering surveying and mapping, first, a plurality of supporting barrels are unfolded on the supporting disc, and according to the surveying and mapping position, the left rotation positioning piece no longer abuts against the supporting barrel, so that the limiting ring no longer clamps the sliding block, facilitating the staff to slide the sliding block, driving the connecting rod to slide in the supporting barrel, the positioning insert block on the threaded head moves, so that the positioning insert block can abut against the ground, at this time, the staff can right-rotation the positioning piece, the positioning piece passes through the limiting ring, and the supporting barrel is abutted, so that the limiting ring can clamp the sliding block, and the position of the sliding block is fixed, and the position of the connecting rod is fixed, facilitating the staff's surveying and mapping work, and when the positioning insert block needs to be replaced due to serious wear after long time use, the staff can directly left-rotation the threaded head, and the positioning insert block is taken off from the bottom of the connecting rod for replacement, thereby solving the problem that the spherical head is seriously worn after long time use of the prior centering rod for surveying and mapping, the transmission cylinder and the supporting foot fixed together are all replaced when replacing, and the use cost is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description.

[0014] Figure 1 It is the overall structure schematic view of the utility model kind of surveying and mapping engineering with centering rod device.

[0015] Figure 2 It is another angle structure schematic view of the overall of the utility model kind of surveying and mapping engineering with centering rod device.

[0016] Figure 3 It is another angle structure schematic view of the overall of the utility model kind of surveying and mapping engineering with centering rod device.

[0017] Figure 4 It is another angle structure schematic view of the overall of the utility model kind of surveying and mapping engineering with centering rod device.

[0018] 101-rod body, 102-supporting disc, 103-supporting barrel, 104-replacement assembly, 105-connecting rod, 106-threaded head, 107-positioning insert block, 108-sliding block, 109-limiting ring, 110-positioning piece, 111-assisting mechanism, 112-positioning disc, 113-locking piece, 114-mounting frame, 115-level bubble, 116-fixing ring, 117-connecting belt, 118-insert piece, 119-lock frame, 120-pressing piece. DETAILED DESCRIPTION

[0019] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, and the embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0020] Please refer to Figures 1-4 , Figure 1 is a whole structure schematic view of the centering rod device for surveying and mapping engineering of the present application, Figure 2 is another angle structure schematic view of the centering rod device for surveying and mapping engineering of the present application, Figure 3 is another angle structure schematic view of the centering rod device for surveying and mapping engineering of the present application, Figure 4 is another angle structure schematic view of the centering rod device for surveying and mapping engineering of the present application.

[0021] The centering rod device for surveying and mapping engineering of the present application comprises a rod body 101, a support disc 102, a support cylinder 103 and a replacement assembly 104, the replacement assembly 104 comprises a connecting rod 105, a threaded head 106, a positioning plug 107, a sliding block 108, a limiting ring 109, a positioning member 110, an auxiliary mechanism 111, a positioning disc 112 and a locking member 113, the auxiliary mechanism 111 comprises a mounting frame 114 and a bubble level 115, the locking member 113 comprises a fixing ring 116, a connecting belt 117, an insert 118, a lock frame 119 and a pressing member 120, and the foregoing scheme solves the problem that the spherical head is seriously worn after long-time use of the existing centering rod for surveying and mapping, and the transmission cylinder and the support foot fixed together are all replaced during replacement, thereby improving the use cost.

[0022] For the specific embodiment, the support disc 102 is fixedly connected with the rod body 101 and located at one side of the rod body 101, the support cylinder 103 is arranged at the side of the support disc 102, the support cylinder 103 on the support disc 102 is unfolded at a specified surveying and mapping position, and then the centering rod is unfolded, thereby facilitating subsequent measurement.

[0023] The connecting rod 105 is in sliding connection with the supporting barrel 103 and is located at the bottom of the supporting barrel 103, the threaded head 106 is in threaded connection with the connecting rod 105 and is located at the bottom of the connecting rod 105, the positioning insert block 107 is in fixed connection with the threaded head 106 and is located at the side of the threaded head 106 away from the connecting rod 105, the sliding block 108 is in fixed connection with the connecting rod 105 and is in sliding connection with the supporting barrel 103 and is located at the side of the connecting rod 105, the limiting ring 109 is in sliding connection with the supporting barrel 103 and is located at the side of the supporting barrel 103 close to the sliding block 108, and the positioning piece 110 is in threaded connection with the limiting ring 109 and penetrates through the limiting ring 109. When the staff needs to use the centering rod during engineering surveying and mapping, firstly, a plurality of supporting barrels 103 are unfolded on the supporting disc 102, and according to the mapping position, the positioning piece 110 is left-rotated, the positioning piece 110 no longer abuts against the supporting barrel 103, so that the limiting ring 109 no longer clamps the sliding block 108, facilitating the staff to slide the sliding block 108 and drive the connecting rod 105 to slide in the supporting barrel 103, and the positioning insert block 107 on the threaded head 106 moves accordingly, so that the positioning insert block 107 can abut against the ground. At this time, the staff can right-rotate the positioning piece 110, the positioning piece 110 penetrates through the limiting ring 109 and abuts against the supporting barrel 103, so that the limiting ring 109 can clamp the sliding block 108, fix the position of the sliding block 108, and then fix the position of the connecting rod 105, facilitating the staff's surveying and mapping work. When the positioning insert block 107 is seriously worn after long-term use and needs to be replaced, the staff can directly left-rotate the threaded head 106 to drive the positioning insert block 107 to be taken off from the bottom of the connecting rod 105 for replacement, thereby solving the problem that the existing centering rod for surveying and mapping is seriously worn after long-term use, the transmission cylinder and the supporting leg that are fixed together are all replaced when being replaced, and the use cost is improved.

[0024] Secondly, the positioning disc 112 is in fixed connection with the rod body 101 and is in sliding connection with the supporting barrel 103 and is located at the side of the rod body 101, the locking piece 113 is in fixed connection with the positioning disc 112 and is located at the side of the positioning disc 112, after the surveying and mapping is completed, the supporting barrels 103 on the supporting disc 102 are folded, so that the supporting barrels 103 can slide into the positioning disc 112, and the positioning disc 112 is closed by using the locking piece 113, to avoid the supporting barrels 103 from sliding out of the positioning disc 112.

[0025] Again, the mounting frame 114 is fixedly connected with the rod body 101 and located at the top of the rod body 101, the bubble level 115 is fixedly connected with the mounting frame 114 and located at the side of the bubble level 115, after unfolding the plurality of support barrels 103 and fixing the position of the positioning plug block 107, the staff can observe the bubble level 115 on the mounting frame 114, whether the rod body 101 is perpendicular to the horizontal plane can be observed through the bubble level 115, when adjustment is needed, the sliding block 108 can be slid to drive the connecting rod 105 to move, thereby driving the positioning plug block 107 to move, by adjusting different sliding blocks 108, the verticality of the rod body 101 can be adjusted, the rod body 101 can be quickly adjusted to be perpendicular to the horizontal plane, and the surveying and mapping work efficiency can be improved.

[0026] In addition, the fixing ring 116 is fixedly connected with the positioning disc 112 and located at one side of the positioning disc 112, the connecting belt 117 is fixedly connected with the fixing ring 116 and located at the side of the fixing ring 116, after folding the support barrel 103 into the positioning disc 112, the connecting belt 117 on the fixing ring 116 can be pulled to close the positioning disc 112, thereby limiting the support barrel 103.

[0027] Meanwhile, the plug piece 118 is fixedly connected with the connecting belt 117 and located at one side of the connecting belt 117, the lock frame 119 is fixedly connected with the positioning disc 112 and slidably connected with the plug piece 118 and located at the side of the positioning disc 112 away from the fixing ring 116, the pressing piece 120 is fixedly connected with the plug piece 118 and located at one side of the plug piece 118, when the connecting belt 117 on the fixing ring 116 is pulled, the plug piece 118 on the connecting belt 117 is slid into the lock frame 119, and the pressing piece 120 arranged on the plug piece 118 is arranged to block the lock frame 119, when the connecting belt 117 needs to be unfastened, the pressing piece 120 can be pressed first, the pressing piece 120 no longer blocks the lock frame 119, thereby sliding the plug piece 118 out of the lock frame 119, so that the connecting belt 117 no longer closes the positioning disc 112, and the pressing piece 120 can be made of plastic.

[0028] The utility model discloses a centering rod device for surveying and mapping engineering, when needing to use the centering rod for engineering surveying and mapping, first, multiple support cylinders 103 are unfolded on the support disc 102, and according to the surveying and mapping position, the left rotation positioning piece 110 no longer abuts against the support cylinder 103, so that the limiting ring 109 no longer clamps the sliding block 108, facilitating the staff to slide the sliding block 108, driving the connecting rod 105 to slide in the support cylinder 103, the positioning plug 107 on the threaded head 106 moves, so that the positioning plug 107 can abut against the ground, at this time, the staff can right-rotate the positioning piece 110, the positioning piece 110 passes through the limiting ring 109, abuts against the support cylinder 103, so that the limiting ring 109 can clamp the sliding block 108, fixes the position of the sliding block 108, and further fixes the position of the connecting rod 105, at this time, the staff can observe the bubble level 115 on the mounting frame 114, whether the rod body 101 is perpendicular to the horizontal plane can be observed through the bubble level 115, when needing to adjust, the sliding block 108 can be slid, driving the connecting rod 105 to move, further driving the positioning plug 107 to move, the verticality of the rod body 101 can be adjusted by adjusting different sliding blocks 108, the rod body 101 can be quickly adjusted to be perpendicular to the horizontal plane, and the surveying and mapping work efficiency can be improved, when the positioning plug 107 needs to be replaced due to serious wear after long-time use, the staff can directly left-rotate the threaded head 106, driving the positioning plug 107 to be taken off from the bottom of the connecting rod 105 for replacement, after completing surveying and mapping, the support cylinders 103 on the support disc 102 are folded, so that the support cylinders 103 can slide into the positioning disc 112, the connecting belt 117 on the fixed ring 116 is pulled, the positioning disc 112 is closed through the connecting belt 117, the insert piece 118 on the connecting belt 117 is slid into the lock frame 119, and the lock frame 119 is clamped through the pressing piece 120 arranged on the insert piece 118, when needing to unfasten the connecting belt 117, the pressing piece 120 is pressed first, the pressing piece 120 no longer clamps the lock frame 119, and then the insert piece 118 is slid out of the lock frame 119, so that the connecting belt 117 no longer closes the positioning disc 112, thereby solving the problems that the spherical head is seriously worn after long-time use of the existing centering rod for surveying and mapping, the transmission cylinder and the support foot fixed together are all replaced when being replaced, and the use cost is improved.

[0029] The above disclosure only shows one or more preferred embodiments of the present application, and cannot limit the scope of the present application. Those skilled in the art can understand that the implementation of all or part of the above processes, and the equivalent changes made according to the claims of the present application, still belong to the scope covered by the present application.

Claims

1. A centering rod device for surveying engineering, comprising a rod body, a support plate, and a support cylinder, wherein the support plate is fixedly connected to the rod body and located on one side of the rod body, and the support cylinder is disposed on the side of the support plate, characterized in that, This also includes replacing components; The replacement components include a connecting rod, a threaded head, a positioning block, a sliding block, a limiting ring, a positioning element, and an auxiliary mechanism; The connecting rod is slidably connected to the support cylinder and located at the bottom of the support cylinder. The threaded head is threadedly connected to the connecting rod and located at the bottom of the connecting rod. The positioning block is fixedly connected to the threaded head and located on the side of the threaded head away from the connecting rod. The sliding block is fixedly connected to the connecting rod and slidably connected to the support cylinder and located on one side of the connecting rod. The limiting ring is slidably connected to the support cylinder and located on the side of the support cylinder close to the sliding block. The positioning element is threadedly connected to the limiting ring and passes through the limiting ring.

2. The centering rod device for surveying engineering as described in claim 1, characterized in that, The replacement component also includes a positioning plate and a locking element. The positioning plate is fixedly connected to the rod body and slidably connected to the support cylinder, and is located on the side of the rod body. The locking element is fixedly connected to the positioning plate and is located on the side of the positioning plate.

3. The centering rod device for surveying engineering as described in claim 2, characterized in that, The auxiliary mechanism includes a mounting frame and a spirit level. The mounting frame is fixedly connected to the rod body and located at the top of the rod body. The spirit level is fixedly connected to the mounting frame and located on the side of the spirit level.

4. The centering rod device for surveying engineering as described in claim 3, characterized in that, The locking component includes a fixing ring and a connecting strap. The fixing ring is fixedly connected to the positioning plate and is located on one side of the positioning plate. The connecting strap is fixedly connected to the fixing ring and is located on the side of the fixing ring.

5. A centering rod device for surveying engineering as described in claim 4, characterized in that, The locking component further includes a insert, a locking frame, and a pusher. The insert is fixedly connected to the connecting band and is located on one side of the connecting band. The locking frame is fixedly connected to the positioning plate and slidably connected to the insert, and is located on the side of the positioning plate away from the fixing ring. The pusher is fixedly connected to the insert and is located on one side of the insert.

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