CN210567095U

CN210567095U - Civil surveying instrument support

Info

Publication number: CN210567095U
Application number: CN201921008055.1U
Authority: CN
Inventors: 周丽娟; 王静
Original assignee: Chongqing Vocational College of Transportation
Current assignee: Chongqing Vocational College of Transportation
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-05-19
Anticipated expiration: 2029-07-01

Abstract

The utility model discloses a building surveying instrument support, support piece including triangular prism column structure, support piece's top central authorities are equipped with the slot, and peg graft in the inside of slot and have the movable rod of vertical setting, and bolted connection has the instrument mount pad on the top of movable rod, support piece's three side surfaces all welds there are two mounting brackets, and rotates through the damping pivot between two adjacent mounting brackets and be connected with the support sleeve, and is three the inside top of support sleeve all pegs graft and has the bracing piece, and the bottom of three bracing piece all places the footing through bolted connection. The utility model discloses in, be provided with connecting block, rubber pad foot and the arch that can change, can utilize rubber pad foot and ground contact when places such as cement ground or road surface use, avoid causing the damage to road surface or cement ground, utilize arch and ground contact when loose ground, the range of application of the improvement support that two kinds of bearing structure free transformation can be showing.

Description

Civil surveying instrument support

Technical Field

The utility model relates to a civil engineering technical field especially relates to a civil engineering surveying instrument support.

Background

Civil engineering is a general term for scientific technology for building various land engineering facilities. It refers to both the materials and equipment used and the technical activities of surveying, designing, construction, maintenance, repair, etc. it also refers to the objects of engineering construction, and the civil surveying and mapping instruments are simply the instruments and devices for data acquisition, processing, output, etc. designed and manufactured for surveying and mapping operations. In engineering construction, various instruments in aspects of orientation, distance measurement, angle measurement, height measurement, mapping, photogrammetry and the like required for measurement work in planning and designing, construction and operation management stages are mostly installed on a bracket when a civil mapping instrument is used, and the most commonly used instrument is a triangular bracket.

By retrieval, the Chinese publication (announcement) number: the patent of CN 208457508U discloses a support for a civil surveying and mapping instrument, which comprises a surveying and mapping flat plate, a writing board and a binding band, wherein the bottom end of the surveying and mapping flat plate is respectively provided with a support A, a support B and a support C, and the lower ends of the support A, the support B and the support C are connected with one side of a fixed rod through fixing rings; in the patent, the buckles on the surface of the fixing rod are embedded with the clamping holes on the surface of the telescopic rod, so that the length of each support can be adjusted according to the concave-convex condition of the ground, and the supports can be adjusted again on the basis of lifting the supports of the surveying and mapping instrument originally, so that the device is practical and suitable for wide popularization and use; however, the above patents have the following disadvantages: the supporting leg structure for supporting the support in the above patent is fixed, resulting in the size of the support being large, which is not beneficial to field use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the civil surveying instrument support that provides.

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

a support for a civil surveying and mapping instrument comprises a support piece with a triangular prism structure, wherein the center of the top of the support piece is provided with a slot, and a vertically arranged movable rod is inserted in the slot, the top end of the movable rod is connected with an instrument mounting seat through a bolt, two mounting frames are welded on the surfaces of three sides of the supporting piece, and the two adjacent mounting racks are rotatably connected with supporting sleeves through damping rotating shafts, the top ends of the inner parts of the three supporting sleeves are respectively inserted with a supporting rod, the bottoms of the three support rods are all connected with a placing bottom foot through bolts, a positioning bolt is connected at the corner of one side edge of the support piece through a thread, the end part of the positioning bolt extends to the inside of the slot, one side of the movable rod is provided with positioning holes which are distributed at equal intervals, the bottom end pipe orifice of the supporting sleeve is connected with a fixing sleeve through a bolt, and one side of the fixing sleeve is in threaded connection with a fastening bolt.

Preferably, one side of the support rod is provided with a rectangular groove, the inner wall of the rectangular groove is provided with anti-skid thread grooves distributed at equal intervals, and the end part of the fastening bolt is in surface contact with the anti-skid thread grooves.

Preferably, one side of each of the three fixed sleeves, which is close to each other, is connected with a pull rope through a screw, and the other ends of the three pull ropes are fixed to each other.

Preferably, one side of the supporting sleeve is connected with a strap through a bolt, and the position of the fixing sleeve close to one side of the supporting sleeve is connected with a binding belt through a bolt.

Preferably, the bottom of the placing bottom foot is welded with a conical angle of a conical structure, and one side of the placing bottom foot is welded with a pedal.

Preferably, the bottom of placing the footing still includes the recess that sets up, and the inside bottom of recess is connected with the connecting block through the damping pivot rotation, the bottom of connecting block is equipped with the arch of toper structure, and the top of connecting block has the rubber pad foot through screw connection.

Preferably, the bottom of the inner wall of each of the two sides of the groove is welded with a fixing buckle of which the end is of a spherical structure, two fixing grooves are formed in the two sides of the connecting block, and the fixing buckles are matched with the fixing grooves.

The utility model has the advantages that:

1. the utility model provides a building surveying instrument support, utilize the movable rod, support sleeve and bracing piece constitute syllogic structure, can adjust the extension length of movable rod through positioning bolt when the support expandes, utilize positioning bolt to fix the movable rod, can adjust the interval between support sleeve and the bracing piece, make the support expand, adjust simple and conveniently, and simultaneously, the syllogic structure, it is more small and exquisite when accomodating to make the support, when the support does not use, can utilize the ribbon to tie up the tip of support fixedly, carry through the braces, improve the portability of support.

2. The utility model provides a building surveying instrument support, when the support expandes the use, when taking support piece out, can rotating fastening bolt contact anti-skidding thread groove, utilize fastening bolt to contradict and fix the position between support sleeve and the bracing piece on anti-skidding thread groove, can effectually avoid the support phenomenon emergence that the landing appears when using for the support uses more reliable and more stable, utilize the expansion angle between the three support sleeve of three stay cord can control, improve the support and expand the stability in the use.

3. The utility model provides a civil engineering surveying instrument support, be provided with connecting block, rubber pad foot and the arch that can change, can utilize rubber pad foot and ground contact when places such as cement ground or road surface use, avoid causing the damage to road surface or cement ground, utilize arch and ground contact when loose ground, the range of application of the improvement support that two kinds of bearing structure free transformation can be showing, simultaneously, can set up rubber pad foot outwards when accomodating, avoid sharp-pointed position to cause the injury to the carrier.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a support for a soil and timber surveying and mapping instrument according to the present invention;

fig. 2 is a schematic structural view of a second embodiment of a bracket for a soil and timber surveying and mapping instrument according to the present invention;

fig. 3 is the utility model provides a connecting block structure schematic diagram of civil mapping instrument support.

In the figure: the device comprises a base, a supporting rod, a supporting frame, a fixing sleeve, a pull rope, a supporting piece, an installation frame, an instrument installation seat, a movable rod, a supporting hole, a positioning bolt, a supporting sleeve, a fastening bolt, a groove, a rubber pad foot, a connecting block 17, a protrusion 18, a fixing buckle 19 and a fixing groove 20, wherein the base is arranged at a conical angle 1 and a conical angle 2, the supporting rod 3 and the anti-skid groove 4 are fixed on the fixing sleeve 5 and the pull rope 6.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1, a support for a civil surveying instrument, comprising a support 7 having a triangular prism structure, a slot is disposed at the center of the top of the support 7, a vertically disposed movable rod 10 is inserted into the slot, the top end of the movable rod 10 is connected with an instrument mounting seat 9 through a bolt, two mounting brackets 8 are welded on the three side surfaces of the support 7, a support sleeve 13 is rotatably connected between the two adjacent mounting brackets 8 through a damping rotating shaft, a support rod 3 is inserted into the top end of the three support sleeves 13, the bottom of each support rod 3 is connected with a placing bottom foot 2 through a bolt, a positioning bolt 12 is screwed at one side edge of the support 7, the end of the positioning bolt 12 extends into the slot, positioning holes 11 are equidistantly distributed on one side of the movable rod 10, and the inner diameter of each positioning hole 11 is larger than the outer diameter of the end of the positioning bolt, when the support is unfolded, the extending length of the movable rod 10 can be adjusted through the positioning bolt 12, the movable rod 10 is fixed through the positioning bolt 12, the bottom end pipe orifice of the supporting sleeve 13 is connected with the fixing sleeve 5 through a bolt, the supporting rod 3 is connected with the inner wall of the fixing sleeve 5 in a sliding mode, one side of the fixing sleeve 5 is in threaded connection with the fastening bolt 14, and the positioning bolt 12 and the fastening bolt 14 are both hand-screwing type bolts.

In the utility model, one side of the support rod 3 is provided with a rectangular groove, the inner wall of the rectangular groove is provided with anti-skid grooves 4 which are distributed equidistantly, the end part of the fastening bolt 14 is in surface contact with the anti-skid grooves 4, when the support piece 7 is taken out, the fastening bolt 14 can be rotated to contact the anti-skid grooves 4, the position between the support sleeve 13 and the support rod 3 is fixed on the anti-skid grooves 4 by utilizing the conflict of the fastening bolt 14, the distance between the support sleeve 13 and the support rod 3 can be adjusted, and meanwhile, the phenomenon that the support slides when in use can be effectively avoided;

one sides of the three fixing sleeves 5, which are close to each other, are connected with pull ropes 6 through screws, and the other ends of the three pull ropes 6 are fixed with each other, so that when the bracket is unfolded for use, the unfolding angles among the three supporting sleeves 13 can be controlled by using the three pull ropes 6, and the stability of the bracket in the unfolding use process is improved;

one side of the supporting sleeve 13 is connected with a strap through a bolt, the position, close to the fixed sleeve 5, of one side of the supporting sleeve 13 is connected with a ribbon through a bolt, the other end of the ribbon is tied with a matched belt buckle, when the support is not used, the end part of the support can be tied and fixed through the ribbon and carried through the strap;

the bottom welding of placing footing 2 has the toper angle 1 of toper structure, and the one side welding of placing footing 2 has the pedal, and when the support was propped up, toper angle 1 can insert the below ground, increases the frictional force on support and ground, can avoid the phenomenon emergence of rocking to appear at survey and drawing in-process support, improves the stability of support placing process.

Example two

Referring to fig. 2-3, the bottom of a soil and timber surveying and mapping instrument support is provided with a groove 15, the bottom of the inner part of the groove 15 is rotatably connected with a connecting block 17 through a damping rotating shaft, the bottom of the connecting block 17 is provided with a bulge 18 with a conical structure, and the top of the connecting block 17 is connected with a rubber pad 16 through a screw;

recess 15's both sides inner wall bottom all welds has the fixed 19 of detaining that the tip is the sphere column structure, and connecting block 17's both sides all are equipped with two fixed slots 20, fixed 19 and the fixed slot 20 looks adaptations of detaining, be provided with connecting block 17 that can change, rubber pad foot 16 and arch 18, can utilize rubber pad foot 16 and ground contact when places such as cement ground or road surface use, avoid causing the damage to road surface or cement ground, utilize arch 18 and ground contact when loose ground, the range of application of the improvement support that two kinds of bearing structure free transformation can be showing, simultaneously, can outwards set up rubber pad foot 16 when accomodating, avoid sharp-pointed position to cause the injury to the carrier.

The working principle is as follows: the movable rod 10, the supporting sleeve 13 and the supporting rod 3 are utilized to form a three-section structure, when the bracket is unfolded, the extending length of the movable rod 10 can be adjusted through the positioning bolt 12, the movable rod 10 is fixed through the positioning bolt 12, the distance between the supporting sleeve 13 and the supporting rod 3 can be adjusted, so that the bracket is unfolded and is simple and convenient to adjust, when the bracket is unfolded for use, the supporting piece 7 is drawn out, the fastening bolt 14 can be rotated to contact the anti-skid thread groove 4, the fastening bolt 14 is abutted against the anti-skid thread groove 4 to fix the position between the supporting sleeve 13 and the supporting rod 3, the phenomenon that the bracket slides down when in use can be effectively avoided, the bracket is more stable and reliable to use, the unfolding angle among the three supporting sleeves 13 can be controlled through the three pull ropes 6, the stability of the bracket in the unfolding use process is improved, and the three-section, the bracket is smaller when being stored, when the bracket is not used, the end part of the bracket can be bundled and fixed by using the binding belt, and the bracket is carried by the straps, so that the portability of the bracket is improved;

be provided with connecting block 17 that can change, rubber pad foot 16 and arch 18, can utilize rubber pad foot 16 and ground contact when places such as cement ground or road surface use, avoid causing the damage to road surface or cement ground, utilize arch 18 and ground contact when loose ground, the range of application of the improvement support that two kinds of bearing structure freedom conversion can be showing, simultaneously, can set up rubber pad foot 16 outwards when accomodating, avoid sharp-pointed position to cause the injury to the person carrying.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The civil surveying instrument support comprises a support piece (7) with a triangular prism structure, and is characterized in that a slot is arranged in the center of the top of the support piece (7), a vertically arranged movable rod (10) is inserted in the slot, the top end of the movable rod (10) is connected with an instrument mounting seat (9) through a bolt, two mounting frames (8) are welded on the surfaces of three sides of the support piece (7), a support sleeve (13) is rotatably connected between the two adjacent mounting frames (8) through a damping rotating shaft, supporting rods (3) are inserted at the top ends of the three support sleeves (13), the bottoms of the three supporting rods (3) are respectively connected with a placing footing (2) through bolts, a positioning bolt (12) is in threaded connection with one side corner of the support piece (7), and the end part of the positioning bolt (12) extends into the slot, one side of the movable rod (10) is provided with positioning holes (11) distributed at equal intervals, the bottom end pipe orifice of the supporting sleeve (13) is connected with a fixed sleeve (5) through a bolt, and one side of the fixed sleeve (5) is in threaded connection with a fastening bolt (14).

2. The soil mapping instrument support according to claim 1, wherein one side of the support rod (3) is provided with a rectangular groove, and the inner wall of the rectangular groove is provided with anti-skid grooves (4) which are equidistantly distributed, and the end of the fastening bolt (14) is in surface contact with the anti-skid grooves (4).

3. A soil and timber surveying and mapping instrument support according to claim 2, characterized in that the side of the three securing sleeves (5) adjacent to each other is connected with a pull rope (6) by screws, and the other ends of the three pull ropes (6) are fixed to each other.

4. A soil and timber surveying instrument support according to claim 3, characterized in that one side of the support sleeve (13) is bolted with braces and the position of the fixing sleeve (5) adjacent to one side of the support sleeve (13) is bolted with ties.

5. The civil surveying instrument stand according to claim 1, characterized in that the bottom of the placing foot (2) is welded with a conical angle (1) of a conical structure, and one side of the placing foot (2) is welded with a pedal.

6. The soil mapping instrument support according to claim 1, wherein the bottom of the placing bottom foot (2) further comprises a groove (15), the bottom of the inner portion of the groove (15) is rotatably connected with a connecting block (17) through a damping rotating shaft, the bottom of the connecting block (17) is provided with a protrusion (18) with a conical structure, and the top of the connecting block (17) is connected with a rubber pad foot (16) through a screw.

7. The soil and wood surveying and mapping instrument support according to claim 6, wherein fixing buckles (19) with spherical end portions are welded to the bottoms of the inner walls of the two sides of the groove (15), two fixing grooves (20) are formed in the two sides of the connecting block (17), and the fixing buckles (19) are matched with the fixing grooves (20).