CN111336999B - Surveying instrument positioning device for engineering surveying and mapping - Google Patents

Abstract

The invention relates to a mapping instrument positioning device for engineering mapping, which belongs to the technical field of engineering mapping instruments and comprises a tripod and a mapping instrument body arranged at the top end of the tripod, wherein the tripod comprises a supporting table and three supporting rods hinged with the edge of the supporting table, the bottom of each supporting rod is integrally provided with a sharp-pointed insertion end, the bottom of each supporting rod is sleeved with a cleaning sleeve, the bottom of each cleaning sleeve is fixedly provided with a foot stepping part, a pulling rope parallel to the supporting rod is fixedly arranged on each foot stepping part, the top end of each supporting rod is fixedly provided with an installation block at a position right opposite to each foot stepping part, a return spring is fixedly arranged between the top end of each pulling rope and the installation block, and when the return spring is in a natural state, each cleaning sleeve is sleeved on the circumferential surface of the supporting rod above the insertion end.

Description

Surveying instrument positioning device for engineering surveying and mapping

Technical Field

The invention relates to the technical field of engineering surveying and mapping instruments, in particular to a surveying and mapping instrument positioning device for engineering surveying and mapping.

Background

The surveying instrument is an instrument and a device for data acquisition, processing, output and the like designed and manufactured for surveying operation, and is used for various aspects of orientation, distance measurement, angle measurement, height measurement, mapping, photogrammetry and the like required by measurement work in the planning, design, construction and operation management stages in engineering construction.

Present chinese patent application that can refer to publication number for CN109489644A discloses a portable engineering mapping device, including backup pad, bracing piece a, connecting rod, support column and fixed plate, the backup pad lower surface is provided with the connecting axle, it passes roller bearing to connect the other end, the roller bearing lower surface is provided with the base, the base lower surface is provided with articulated seat, bracing piece a rotates through pivot C and bracing piece B and is connected, the backup pad upper surface is provided with fixed cover, the support column is through the external screw thread on the outer wall and the screw hole threaded connection on the fixed cover, the support column other end is provided with the universal joint, the fixed plate passes through the transmission shaft on the universal joint and rotates with the support column to be connected.

The above prior art solutions have the following drawbacks: above-mentioned engineering mapping device inserts the bracing piece below ground in order to realize the support function when using, but after the survey and drawing, the bottom of bracing piece can be stained with more earth, and the operator of being not convenient for carries.

Disclosure of Invention

The invention aims to provide a mapping instrument positioning device for engineering mapping, which can remove soil at the bottom of a supporting rod in time after mapping is finished, thereby achieving the effect of improving carrying convenience.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a surveying instrument positioning device for engineering survey and drawing, include the tripod and install in the surveying instrument body on tripod top, the tripod includes a supporting bench and three spinal branch vaulting poles that link to each other with the edge hinge of a supporting bench, the bottom an organic whole of bracing piece is provided with the pointed-type and inserts the end, the bottom cover of bracing piece is equipped with the clearance cover, the fixed foot that is provided with of bottom of clearance cover steps on the portion, the fixed cable that is provided with parallel with the bracing piece in the foot step on the portion, the top of bracing piece is just being provided with the installation piece to the fixed position department of foot step on the portion, the fixed reset spring that is provided with between the top of cable and the installation piece, and when reset spring is in natural state, the clearance ways is located the bracing piece and is inserted on the circumferential surface more than the end.

Through above-mentioned technical scheme, when using this surveying and mapping equipment to carry out the survey and drawing operation, at first with three spinal branch vaulting poles separately and make and insert the end and insert the below ground to place the surveying instrument on a supporting bench, insert the bracing piece when below ground, the clearance cover can not lead to the fact the influence to inserting of inserting the end in the bottom position department of bracing piece. After the survey and drawing is ended, will insert the end and extract from the below ground, operating personnel steps on foot with the foot and steps on portion when extracting, and foot step on portion and drive clearance cover gliding through reset spring to make clearance cover get rid of the earth that the circumferential surface of inserting the end is infected with, will insert the end and extract the back in soil, will remove the foot from foot step on the portion, reset spring's elastic restoring force this moment can make the clearance cover slide to the circumferential surface of bracing piece again. To sum up, the setting of clearance cover makes the earth that the surface is infected with after inserting the end and inserting soil effectively get rid of to can not be infected with earth too much when the transport on the operating personnel, improved the convenience of transport greatly.

The present invention in a preferred example may be further configured to: install the piece and step on and be provided with the stopper between the portion with the foot, the fixed lantern ring that locates the bracing piece circumferential surface that is provided with the cover on the stopper, and stopper and lantern ring normal running fit have seted up circular-arc draw-in groove on the stopper, reset spring's bottom fixedly connected with butt piece, and when reset spring was in natural state, the upper surface butt of butt piece and stopper.

Through the technical scheme, insert the in-process that inserts soil at the end, its male smoothness depends on the closely knit degree of soil completely, when soil is comparatively closely knit to be difficult to insert, can rotate the stopper, make the cable enter into the draw-in groove inside along circular-arc draw-in groove, the upper surface butt of butt piece and stopper this moment, the reuse foot is gone to trample when stepping on foot portion, the stopper can limit butt piece and slide down, and then limit reset spring's tensile deformation, form rigid connection through the cable between clearance cover and the bracing piece this moment, consequently, can step on foot portion, so that the bracing piece inserts soil and provides the stress point, improve the insertion convenience of bracing piece. Simultaneously, when the earth that the circumference face of inserting end is infected with is cleared up to needs, only need rotate the stopper for the stopper stagger in vertical direction with the butt joint piece can.

The present invention in a preferred example may be further configured to: the foot is stepped on portion and is set up in the outer wall of clearance cover with clearance cover integrated into one piece, and the foot is stepped on the portion and is the annular, and the annular holding tank of circle is seted up to the inner wall that the foot was stepped on the portion, and the holding tank internal fixation is provided with the clearance spring, and the end fixing of clearance spring is provided with the clearance ring, and when the clearance cover was in idle state, the outer wall butt of clearance ring and bracing piece.

Through the technical scheme, because it is sharp-pointed form to insert the end, and the clearance cover must can overlap the surface at the bracing piece again, consequently, the clearance cover can have the condition that the clearance is not in place when clearing up the insert end, set up clearance spring and clearance ring after in the holding tank, during idle state, the clearance spring is in the compression and loads, the circumferential surface butt of clearance ring and bracing piece, when the circumferential surface to the insert end is cleared up to needs, just understand the clearance cover downwards, the clearance ring is shrink under the elastic force effect of clearance spring, thereby clear up the circumferential surface to the insert end, ensure the clearance dynamics, improve the clearance effect to the insert end.

The present invention in a preferred example may be further configured to: be provided with limit anticreep piece under the stopper, limit anticreep piece and bracing piece fixed connection, and rotate to stagger with the butt piece when the stopper, butt piece lapse to with limit anticreep piece butt, the bottom of clearance cover and the bottom parallel and level that inserts the end.

Through the technical scheme, when utilizing the clearance cover to clear up the insertion end, step on foot with the foot and step on portion, foot step on portion and drive clearance ring lapse, drive butt piece lapse simultaneously, slide to with limit anticreep piece butt when the butt piece, the bottom of clearance cover and the bottom parallel and level of inserting the end, can carry out all-round clearance to the circumference face of insertion end this moment, can effectively prevent simultaneously that clearance portion from breaking away from the bracing piece, ensure the use reliability of clearance portion.

The present invention in a preferred example may be further configured to: the reset spring is internally provided with an upper screw and a lower screw in a penetrating manner, the upper screw is in threaded connection with the mounting block so as to press the reset spring at the bottom of the mounting block, and the lower screw is in threaded connection with the abutting block so as to press the reset spring at the upper surface of the abutting block.

Through above-mentioned technical scheme, reset spring forms through last screw and lower screw and installation piece and butt block and can dismantle the connection, and after reset spring's elastic force damaged, can unscrew last screw and lower screw, then take out reset spring in order to change, improved reset spring's replacement convenience greatly.

The present invention in a preferred example may be further configured to: the upper surface of the foot-treading part is provided with anti-skid lines.

Through above-mentioned technical scheme, set up anti-skidding line at the upper surface of foot portion of stepping on, consequently can not the landing easily when stepping on foot portion with the foot, improved the stability when clearance cover uses.

The present invention in a preferred example may be further configured to: the clearance ring is that local ring form just is provided with a plurality ofly along the circumference face of bracing piece, and the clearance ring has seted up worker's shape groove along same circumferencial direction, and just the bottom of worker's shape groove and clearance ring link up, slides in the worker's shape inslot and is provided with the extension ring, and extends and fixedly be provided with extension spring between the tank bottom in ring and the worker's shape groove, when extension spring is in natural state, the extension ring stretches out and extends the ring and the ring of the mutual concatenation of clearance ring for the ring form with the circumference face looks adaptation of bracing piece from worker's shape inslot.

Through above-mentioned technical scheme, because the portion of inserting is sharp-pointed form setting, consequently the size of clearance ring must be along with the cross sectional dimension who inserts the end and carry out the adaptability change, carry out omnidirectional clearance to inserting the end, when stepping on foot with the foot, the clearance ring is along inserting the end lapse, meanwhile extension spring drives and extends that the ring slides in inside the clearance ring, insert the end in order to be adapted to different cross sectional dimension changes, ensure that the bottom of clearance ring and extension ring can with insert the circumferential surface butt of end, improve the clearance effect.

In conclusion, the beneficial technical effects of the invention are as follows:

1. the cleaning sleeve is sleeved at the bottom end of the supporting rod, and the cleaning sleeve is fixedly provided with the inhaul cable and the reset spring fixed with the top end of the inhaul cable, so that the cleaning sleeve can clean the circumferential surface of the insertion end and can smoothly return and keep after cleaning;

2. the bottom end of the reset spring is fixed with the abutting block, and the circumferential surface of the supporting rod is rotatably connected with the limiting block, so that the cleaning sleeve can be adjusted according to actual requirements to clean the insertion end or be used as a stress point to facilitate the insertion of the insertion end;

3. through set up clearance ring and extension ring in clearance cover inside for to inserting the earth clearance of the circumferential surface of end more thoroughly, the clearance effect is better.

Drawings

FIG. 1 is a schematic view of the overall structure of the surveying instrument body in this embodiment;

FIG. 2 is a schematic view of a partial structure of the supporting rod in this embodiment;

FIG. 3 is a schematic view of the cleaning sleeve;

FIG. 4 is a schematic view of the structure with the cleaning sleeve hidden to emphasize the cleaning ring and the extension ring;

fig. 5 is a schematic view of the cleaning sleeve after being cut in half.

Reference numerals: 1. a surveying instrument body; 2. a tripod; 21. a support table; 22. a support bar; 3. cleaning the sleeve; 31. a foot-operated part; 311. accommodating grooves; 312. cleaning the spring; 313. cleaning a ring; 3131. a I-shaped groove; 3132. an extension ring; 3133. an extension spring; 32. anti-skid lines; 4. mounting blocks; 41. screwing; 5. a butting block; 51. a lower screw; 6. a limiting block; 61. a collar; 62. a card slot; 7. a return spring; 8. a limit anti-drop block; 9. a pull rope.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a surveying appearance positioning device for engineering survey and drawing, as shown in figure 1, includes tripod 2, and tripod 2 includes a supporting bench 21 and articulates three spinal branch vaulting poles 22 that set up around a supporting bench 21, and surveying appearance body 1 is installed to a supporting bench 21 top. The bottom of bracing piece 22 is provided with the pointed-shaped end of inserting, and bracing piece 22 overlaps in the bottom position department that is close to the end of inserting and is equipped with the clearance cover 3 that is used for inserting the end and clear up. After the survey and drawing is finished, when inserting the end and extracting from soil, can utilize clearance cover 3 to clear up the earth that the circumference face of inserting the end is infected with, ensure to insert the end and can not be infected with more earth after extracting, clean nature and convenience when guaranteeing the transport.

Combine fig. 2 and fig. 3, the fixed horizontally installation piece 4 that is provided with in top of bracing piece 22, and install 4 one sides that deviate from brace table 21 center towards, the fixed annular foot of round of stepping on portion 31 that is provided with in bottom of clearance cover 3, and step on portion 31 and clearance cover 3 integrated into one piece, from last stopper 6 and the extreme anticreep piece 8 of having set gradually under to between installation piece 4 and the foot portion of stepping on 31, wherein, fixedly connected with lantern ring 61 on the stopper 6, lantern ring 61 cover is located on bracing piece 22 and is rotated with bracing piece 22 and be connected, in order to ensure that lantern ring 61 can not rock from top to bottom along bracing piece 22, can set up the annular at the circumferential surface of bracing piece 22, lantern ring 61 blocks and locates in the annular. The limiting block 6 is provided with an arc-shaped clamping groove 62, and the clamping groove 62 is communicated with one side of the limiting block 6. At the reset spring 7 of the vertical setting of the bottom fixedly connected with of installation piece 4, reset spring 7's bottom mounting is provided with butt piece 5, and when reset spring 7 was in natural state, the lower surface of butt piece 5 and the lower surface butt of stopper 6, the foot stepped on 31 fixedly connected with cable 9, after cable 9 vertically passed limit anticreep piece 8, upwards stretched out again from draw-in groove 62 and with butt piece 5 fixed connection.

When needs are cleared up the insert end, stopper 6 can be rotated in advance, make cable 9 break away from in draw-in groove 62, butt piece 5 staggers in vertical direction with stopper 6 simultaneously, then when upwards extracting to insert the end, step on foot portion 31 with the foot, reset spring 7 is tensile this moment, clearance cover 3 can slide the circumferential surface that inserts the end, it clears up to insert the earth that the circumferential surface is infected with, when the bottom of clearance cover 3 and the bottom parallel and level that inserts the end, butt piece 5 and limit anticreep piece 8's upper surface butt, break away from inserting the end with preventing that clearance cover 3 from, ensure the stable clearance effect of clearance cover 3. After the clearance, directly loosen foot portion 31 of stepping on, clearance cover 3 can upwards return the cunning rapidly under reset spring 7's elastic restoring force effect to resume to initial position, with the next use that does not cause the influence to inserting the end, ensure clearance cover 3's idle stability simultaneously.

And before the survey and drawing begins, need insert the end and insert in the soil, when some soil compactness is great, be difficult to male place appear, can rotate stopper 6 for in the cable 9 enters into draw-in groove 62, butt joint piece 5 can be right from top to bottom with stopper 6 on vertical direction, the reuse foot is stepped on foot portion 31 this moment, foot portion 31 can not slide from top to bottom, but can provide a stress point for inserting the end, be convenient for insert the end insert, improve male convenience. To sum up, set up a simple stopper 6, just can realize clearing up cover 3 both can clear up and can provide the dual function that inserts the stress point ingeniously for surveying instrument positioning device's in this application convenience of use improves greatly.

Referring to fig. 1 and 2, the return spring 7 is stressed by a large force and is deformed seriously, so that the return spring is easy to damage after being used for a long time, and therefore, in the embodiment, the return spring 7 is preferably detachably and fixedly connected with the mounting block 4 and the abutting block 5. Specifically, be provided with screw 41 and lower screw 51 in the spiral region that reset spring 7 surrounds, and go up screw 41 and installation piece 4 threaded connection in order to compress tightly reset spring 7 at the lower surface of installation piece 4, lower screw 51 and butt piece 5 threaded connection in order to compress tightly reset spring 7 at the upper surface of butt piece 5 for reset spring 7 guarantees the reliability when using, only need when needing to change unscrew screw 41 and lower screw 51 can, it is very convenient to dismantle the change.

With reference to fig. 4 and 5, since the cross-sectional dimension of the insertion end gradually decreases from top to bottom, when the insertion end is cleaned, the cleaning member must be adapted to the change of the cross-sectional dimension of the insertion end. In this embodiment, preferably, an annular receiving groove 311 is formed in the cleaning sleeve 3, the receiving groove 311 extends to the inside of the step portion 31, a cleaning spring 312 fixedly connected to the inner wall of the step portion 31 is disposed in the receiving groove 311, a cleaning ring 313 is fixedly disposed at the end of the cleaning spring 312, and along the circumferential direction, the cleaning rings 313 are provided with a plurality of groups, the plurality of groups of cleaning rings 313 are provided with I-shaped grooves 3131 with cross sections along the same circumferential direction, the I-shaped grooves 3131 are communicated with the bottom of the cleaning rings 313, the I-shaped grooves 3131 are internally provided with extension springs 3133 bent along the circumferential direction of the cleaning rings 313, the end parts of the extension springs 3133 are fixedly connected with extension rings 3132, the extension rings 3132 are in sliding fit with the I-shaped grooves 3131, and when the extension spring 3133 is in a natural state, the extension ring 3132 extends out of the i-shaped groove 3131, and the extension ring 3132 and the cleaning ring 313 are spliced with each other to form a circular ring shape in abutting fit with the circumferential surface of the support rod 22. And the elastic force of the extension spring 3133 is smaller than that of the cleaning spring 312. When the end is inserted in the clearance, along with the relative slip of clearance cover 3 and bracing piece 22, clearance cover 3 slides at the circumference face that inserts the end, and the extrusion of the beautiful spring clearance ring 313 of this moment moves towards the central axis direction that inserts the end, and then inside compression extension ring 3132 got into H-shaped groove 3131, extension spring 3133 pressurized, clearance ring 313 and extension ring 3132 all can be inserted the end with inserting the circumference face butt and reject the dust that the end, improve the clearance dynamics to the end of inserting.

Referring back to fig. 1, the uneven anti-slip pattern 32 is disposed on the upper surface of the stepping portion 31, so that the stepping portion 31 is pressed by a foot with a large friction force and high stability.

The implementation principle of the embodiment is as follows: when needs utilize the surveying instrument to survey and drawing, at first open three spinal branch vaulting pole 22 brace table 21 relatively, then rotate stopper 6, make in cable 9 card goes into draw-in groove 62, butt joint piece 5 and 6 butt contacts of stopper, can step on portion 31 with the foot after that, will insert the end hard and insert inside soil, because stopper 6 is to the restriction of butt joint piece 5, the foot is stepped on portion 31 and is formed rigid connection through cable 9 between clearance cover 3 and the bracing piece 22 this moment, thereby make the insertion of inserting the end more smooth and easy. After the survey and drawing is ended, will insert the end and extract before, rotate earlier stopper 6 to stagger with butt piece 5, then step on foot portion 31 with the foot, upwards extract bracing piece 22, the end of inserting of bracing piece 22 bottom this moment can contact with clearance ring 313 and the extension ring 3132 of the 3 internally mounted of clearance cover of clearance to strike off and be infected with inserting the surperficial earth, improve the cleanliness that inserts the end. In summary, in this embodiment, the cleaning sleeve 3 has two purposes, and can be used for cleaning the insertion end and also can be used as a stress point to improve the convenience of inserting the insertion end into soil.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (6)

1. The utility model provides a surveying appearance positioning device for engineering survey and drawing, includes tripod (2) and installs surveying appearance body (1) on tripod (2) top, its characterized in that: the tripod (2) comprises a supporting table (21) and three supporting rods (22) hinged to the edge of the supporting table (21), wherein a pointed insertion end is integrally arranged at the bottom of each supporting rod (22), a cleaning sleeve (3) is sleeved at the bottom of each supporting rod (22), a foot stepping part (31) is fixedly arranged at the bottom of each cleaning sleeve (3), a pull cable (9) parallel to each supporting rod (22) is fixedly arranged on each foot stepping part (31), a mounting block (4) is fixedly arranged at the position, right opposite to each foot stepping part (31), of the top end of each supporting rod (22), a reset spring (7) is fixedly arranged between the top end of each pull cable (9) and each mounting block (4), and when each reset spring (7) is in a natural state, each cleaning sleeve (3) is sleeved on the circumferential surface, above the insertion end, of each supporting rod (22); a limiting block (6) is arranged between the mounting block (4) and the treading part (31), a sleeve ring (61) sleeved on the circumferential surface of the support rod (22) is fixedly arranged on the limiting block (6), an arc-shaped clamping groove (62) is formed in the limiting block (6), a butting block (5) is fixedly connected to the bottom end of the reset spring (7), when the limiting block is rotated to clamp the inhaul cable (9) into the clamping groove (62), and the reset spring (7) is in a natural state, the butting block (5) is butted with the upper surface of the limiting block (6), the treading part (31) cannot slide up and down, and the treading part (31), the cleaning sleeve (3) and the support rod (22) are rigidly connected through the inhaul cable (9); the limiting block (6) can also rotate to enable the limiting block (6) and the abutting block (5) to be staggered in the vertical direction.

2. A mapper positioning device for engineering mapping as claimed in claim 1, characterized in that: step on portion (31) and clearance cover (3) integrated into one piece, and step on portion (31) and be the annular and set up in the outer wall of clearance cover (3), annular holding tank (311) have been seted up to the inner wall of step on portion (31), holding tank (311) internal fixation is provided with clearance spring (312), the end fixing of clearance spring (312) is provided with clearance ring (313), and when clearance cover (3) is in idle state, the outer wall butt of clearance ring (313) and bracing piece (22).

3. A mapper positioning device for engineering mapping as claimed in claim 2, characterized in that: limiting anti-falling blocks (8) are arranged under the limiting blocks (6), the limiting anti-falling blocks (8) are fixedly connected with the supporting rod (22), and when the limiting blocks (6) rotate to be staggered with the abutting blocks (5), the abutting blocks (5) slide downwards to be abutted against the limiting anti-falling blocks (8), and the bottom of the cleaning sleeve (3) is flush with the bottom of the insertion end.

4. A mapper positioning device for engineering mapping as claimed in claim 2, characterized in that: the reset spring (7) is internally provided with an upper screw (41) and a lower screw (51) in a penetrating manner, the upper screw (41) is in threaded connection with the mounting block (4) so as to press the reset spring (7) at the bottom of the mounting block (4), and the lower screw (51) is in threaded connection with the abutting block (5) so as to press the reset spring (7) on the upper surface of the abutting block (5).

5. A mapper positioning device for engineering mapping as claimed in claim 2, characterized in that: the upper surface of the foot-stepping part (31) is provided with anti-skid grains (32).

6. A mapper positioning device for engineering mapping as claimed in claim 3, characterized in that: the utility model discloses a cleaning ring (313) is that local ring form just is provided with a plurality ofly along the circumferential surface of bracing piece (22), cleaning ring (313) have seted up worker's shape groove (3131) along same circumferencial direction, and just worker's shape groove (3131) link up with the bottom of cleaning ring (313), it extends ring (3132) to slide in worker's shape groove (3131), and extend and fixedly be provided with extension spring (3133) between the tank bottom of ring (3132) and worker's shape groove (3131), when extension spring (3133) are in natural state, it stretches out and extends ring (3132) and the ring form of the mutual concatenation of cleaning ring (313) for the circumferential surface looks adaptation with bracing piece (22) to extend ring (3132) from worker's shape groove (3131).

Images