CN214535259U

CN214535259U - Portable survey and drawing tripod

Info

Publication number: CN214535259U
Application number: CN202120172385.5U
Authority: CN
Inventors: 陆浩杰
Original assignee: Shanghai Jingyuan Municipal Engineering Co ltd
Current assignee: Shanghai Jingyuan Municipal Engineering Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-10-29
Anticipated expiration: 2031-01-21

Abstract

The utility model relates to a technical field of tripod, concretely relates to portable survey and drawing tripod, it includes the mount table and sets up the support frame on the mount table, set up flutedly on the side that the support frame was kept away from to the mount table, it is connected with the mounting panel that is used for placing surveying instrument to slide on the mount table, the mounting panel is located the recess, the inside of mount table has been seted up and has been held the chamber, evenly set up a plurality ofly on the mount table and hold the strip hole of chamber intercommunication, it is connected with the carriage release lever of wearing to establish a hole to slide on the mount table, be located and hold fixedly connected with supporting rod on the tip of the carriage release lever outside the chamber, the supporting rod is connected with the grip block on being close to surveying instrument's the tip, be equipped with the moving mechanism that is located and holds the intracavity on the mount table, moving mechanism is used for driving the carriage release lever and removes. This application has the effect that can promote the stability of surveying instrument installation.

Description

Portable survey and drawing tripod

Technical Field

The application relates to the technical field of tripods, in particular to a portable surveying and mapping tripod.

Background

At present, surveying instrument such as theodolite, total powerstation is adopted usually in earlier stage in engineering construction and carries out the work in the aspect of various orientations, range finding, angle of measurement, height finding, mapping and photogrammetry, all can use the surveying instrument tripod during survey and drawing moreover, and the tripod mainly is the aircraft nose that is used for supporting and stabilizing the installation on the tripod, often meets various height requirements and various complicated ground conditions in survey and drawing working process, all can not leave the help of tripod.

Current publication number is CN 210662165U's chinese patent discloses a portable survey and drawing tripod, which comprises a mounting table, evenly set up in the three support frame of mount table diapire, the support frame include with mount table diapire articulated last bracing piece, cup joint the lower support bar in last support frame, lower bracing piece one side is provided with the mounting groove, the opposite side is provided with the bar through-hole, it has flexible solenoid to articulate in the mounting groove, the free end of flexible solenoid can peg graft in the bar through-hole on the adjacent lower bracing piece, flexible solenoid is cup jointed by sleeve pipe and screwed pipe and forms, the lower bracing piece is close to be provided with the spliced eye that can communicate with spacing hole on one section of last bracing piece, it is provided with the locating part to pass spacing hole and spliced eye.

In view of the above-mentioned related art, the inventors consider that there is a drawback that the surveying and mapping instrument is directly placed on the mounting table, and the stability thereof is poor.

SUMMERY OF THE UTILITY MODEL

In order to promote the stability of surveying instrument installation, this application provides a portable survey and drawing tripod.

The application provides a pair of portable survey and drawing tripod adopts following technical scheme:

the utility model provides a portable survey and drawing tripod, includes the mount table and sets up the support frame on the mount table, set up flutedly on the support frame was kept away from to the mount table side, slide on the mount table and be connected with the mounting panel that is used for placing surveying instrument, the mounting panel is located the recess, the inside of mount table has been seted up and has been held the chamber, evenly set up a plurality of and hold a hole that the chamber communicates on the mount table, slide on the mount table and be connected with the carriage release lever that wears to establish a hole, be located and hold the chamber extramurally fixedly connected with supporting rod on the tip of carriage release lever, the supporting rod is connected with the grip block on being close to surveying instrument's the tip, be equipped with on the mount table and be located the moving mechanism who holds the intracavity, moving mechanism is used for driving the carriage release lever and removes.

Through adopting above-mentioned technical scheme, place surveying instrument on the mounting panel, then utilize the moving mechanism drive carriage release lever to remove to drive the supporting rod and slide along a hole, when grip block on the supporting rod and surveying instrument butt, thereby press from both sides surveying instrument tight, and then promoted the stability of surveying instrument installation.

Preferably, moving mechanism includes fixed block, lead screw and runner assembly, the fixed block is fixed and is being held the intracavity, lead screw threaded connection is on the fixed block, and the lead screw is located the tip threaded connection who holds the intracavity with the carriage release lever, the runner assembly sets up on the lead screw, and is used for driving the lead screw rotation.

Through adopting above-mentioned technical scheme, the fixed block plays the effect of supporting the lead screw, need press from both sides surveying instrument tightly on, utilizes rotating assembly to drive the lead screw and rotates, because lead screw and carriage release lever threaded connection, consequently under the guide effect in a hole, the carriage release lever can follow the rotation of lead screw and slide along a hole thereupon, and then drives the holding block and promotes the grip block and press from both sides surveying instrument tightly.

Preferably, the rotating assembly comprises a rotating rod, a first bevel gear and a second bevel gear, the accommodating cavity is rotatably connected with an installation rod, the rotating rod is rotatably connected to the installation rod, the first bevel gear is fixedly connected to the rotating rod, the second bevel gear is fixedly connected to the screw rod, the first bevel gear is meshed with the second bevel gear, and the accommodating cavity is provided with a rotating structure for driving the rotating rod to rotate.

Through adopting above-mentioned technical scheme, utilize revolution mechanic to make the dwang rotate, because bevel gear is fixed on the dwang, and then bevel gear can rotate along with the rotation of dwang thereupon, and bevel gear meshes with bevel gear two, therefore bevel gear two can rotate along with bevel gear one's rotation, and bevel gear two fixes on the lead screw, and then has driven the rotation of lead screw, has guaranteed the normal slip of carriage release lever.

Preferably, revolution mechanic includes slide bar, rack, gear and spacing spring, the slide bar slides and wears to establish the recess lateral wall, and the slide bar is located tip and mounting panel fixed connection in the recess, the rack is fixed on being located the slide bar that holds the intracavity, the gear is fixed on the dwang, and gear and rack toothing, spacing spring housing is established on the slide bar that is located the recess.

By adopting the technical scheme, when the surveying instrument is placed on the mounting plate, the sliding rod can be driven to move downwards under the action of gravity of the surveying instrument, the rack is fixed on the sliding rod and is meshed with the gear, so that the gear can be driven to rotate, the gear is fixedly connected with the first bevel gear through the rotating rod, the first bevel gear is driven to rotate, and the screw rod can be ensured to normally rotate; the moving rod can be driven to move only under the action of gravity of the instrument, so that the surveying and mapping instrument can be clamped, and the process is more energy-saving and convenient.

Preferably, seted up on the supporting rod and removed the chamber, the supporting rod is close to and sets up the through-hole that communicates with removing the chamber on the tip of grip block, it is connected with the branch of wearing to establish the through-hole to slide on the supporting rod, branch is located the fixedly connected with stopper on the tip that removes the intracavity, is located and removes the intracavity the cover is equipped with the tensioning spring on the branch, a tip and the stopper fixed connection of tensioning spring, another tip and the removal intracavity wall fixed connection of tensioning spring, branch is located and removes the intracavity outside tip and is connected with the grip block.

By adopting the technical scheme, when the clamping rod moves towards the direction of the surveying instrument, the clamping block is firstly contacted with the surveying instrument, so that acting force is generated to enable the supporting rod to slide towards the moving cavity until the moving rod stops moving; and tensioning spring is in tensile state this moment to there is interact power between this messenger grip block and the surveying instrument, thereby has promoted the steadiness of surveying instrument installation.

Preferably, the end part of the supporting rod, which is close to the clamping block, is connected with a fixing sleeve, the side surface of the clamping block, which is close to the supporting rod, is fixedly connected with a fixing rod, the fixing rod is matched with the fixing sleeve, and the fixing sleeve is in threaded connection with a limiting pin together between the fixing rods.

By adopting the technical scheme, as surveying and mapping instruments placed on the tripod are different, the shapes of the corresponding required clamping blocks are different; therefore, the limiting pin is taken down from the fixing rod, different clamping blocks can be conveniently replaced, and therefore the tripod can be used for stably placing different types of surveying and mapping instruments.

Preferably, the fixed rod is a square rod, and a square hole is formed in the fixed sleeve.

Through adopting above-mentioned technical scheme, utilize the cooperation of square bar and quad slit, can promote the stability of being connected between dead lever and the fixed cover, reduce the relative pivoted problem of appearance between dead lever and the fixed cover to further promote the stability of grip block, with this stability that has promoted the surveying instrument installation.

Preferably, a clamping seat is fixedly connected to the side face, close to the fixing seat, of the support rod, a clamping block in clamping fit with the clamping seat is fixedly connected to the side face, close to the clamping seat, of the fixing seat, and a pin is fixedly connected to the clamping seat and the clamping block together.

Through adopting above-mentioned technical scheme, according to surveying instrument's difference, when needing to adjust the angle between grip block and the supporting rod, take off the pin from the cassette earlier, then adjust the angle between fixture block and the cassette, adjust the completion back, pass cassette and fixture block with the pin, and then with the two fixed connection together to accomplish the regulation of the angle between grip block and the supporting rod, further promoted the stability of surveying instrument installation.

In summary, the present application includes at least one of the following beneficial technical effects:

placing the surveying instrument on the mounting plate, then driving the movable rod to move by utilizing the moving mechanism, so as to drive the clamping rods to slide along the strip holes, and when the clamping blocks on the clamping rods are abutted to the surveying instrument, the surveying instrument is clamped, so that the mounting stability of the surveying instrument is improved;

the fixed block plays a role in supporting the screw rod, the surveying instrument needs to be clamped tightly, the screw rod can be driven to rotate by the rotating assembly, and the moving rod can slide along the bar hole along with the rotation of the screw rod under the guiding effect of the bar hole due to the threaded connection of the screw rod and the moving rod, so that the clamping rod is driven to push the clamping block to clamp the surveying instrument;

utilize rotating-structure can make the dwang rotate, because bevel gear is fixed on the dwang, and then bevel gear can rotate along with the rotation of dwang thereupon, and bevel gear meshes with bevel gear two, therefore bevel gear two can rotate along with bevel gear one's rotation, and bevel gear two is fixed on the lead screw, and then has driven the rotation of lead screw, has guaranteed the normal slip of carriage release lever.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application.

FIG. 2 is a schematic view of the internal structure of the installation table of the embodiment.

Fig. 3 is an enlarged schematic view of a structure at a in fig. 1.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 1.

Description of reference numerals: 1. an installation table; 11. a support frame; 12. a groove; 13. an accommodating chamber; 14. a bar hole; 15. mounting a rod; 2. mounting a plate; 3. a travel bar; 4. a clamping rod; 41. a moving chamber; 42. a through hole; 5. a strut; 51. a limiting block; 52. tensioning the spring; 53. a card holder; 531. a clamping block; 532. a pin; 6. fixing a sleeve; 61. fixing the rod; 611. a spacing pin; 62. a clamping block; 7. a moving mechanism; 71. a fixed block; 72. a screw rod; 73. a rotating assembly; 731. rotating the rod; 732. a first bevel gear; 733. a second bevel gear; 8. a rotating structure; 81. a slide bar; 82. a rack; 83. a gear; 84. and a limiting spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses portable survey and drawing tripod. Referring to fig. 1, including mount table 1, mount table 1 is cylindrical structure, fixedly connected with support frame 11 on mount table 1, and support frame 11 is the tripod. The mounting table 1 is provided with a groove 12, the groove 12 is a cylindrical groove, the groove 12 and the mounting table 1 are arranged coaxially, and the groove 12 is arranged on the side surface of the mounting table 1 far away from the support frame 11. The mounting plate 2 is connected with the groove 12 in a sliding mode, the mounting plate 2 is of a circular plate-shaped structure, the diameter of the mounting plate 2 is smaller than the inner diameter of the groove 12, and the mounting plate 2 and the groove 12 are arranged on the same axial line.

Referring to fig. 2, set up in the mount table 1 and hold chamber 13, seted up a hole 14 on the mount table 1 keeps away from the side of support frame 11, a hole 14 with hold chamber 13 intercommunication, the quantity of a hole 14 is two, two holes 14 symmetry sets up on mount table 1, and the length direction in two holes 14 all is the same with the radius direction of mount table 1. The moving rod 3 is connected in the strip hole 14 in a sliding mode, the moving rod 3 is of a square rod-shaped structure, the length direction of the moving rod 3 is consistent with the height direction of the mounting table 1, one end portion of the moving rod 3 is located in the accommodating cavity 13, and the other end portion of the moving rod 3 penetrates through the strip hole 14 in a sliding mode and extends to the position above the mounting table 1. The end part of the moving rod 3 above the mounting table 1 is fixedly connected with a clamping rod 4, the clamping rod 4 is of a square rod-shaped structure, and the length direction of the clamping rod 4 is consistent with that of the strip hole 14.

Referring to fig. 2 and 3, the holding rod 4 is provided with a moving cavity 41, the moving cavity 41 is rectangular, and the length direction of the moving cavity 41 is identical to the length direction of the holding rod 4. Through-hole 42 has been seted up on the tip that supporting rod 4 kept away from carriage release lever 3, and through-hole 42 is the quad slit, and it is connected with branch 5 to slide on supporting rod 4, and branch 5 is square rod column structure, and a tip of branch 5 is located and removes chamber 41, and another tip of branch 5 slides and wears to establish through-hole 42 and extend to and remove the chamber 41 outside. The end part of the support rod 5 positioned in the moving cavity 41 is fixedly connected with a limiting block 51, the limiting block 51 is of a square structure, and the limiting block 51 can prevent the support rod 5 from falling off from the moving cavity 41. The supporting rod 5 positioned in the moving cavity 41 is sleeved with a tensioning spring 52, the deformation direction of the tensioning spring 52 is consistent with the length direction of the supporting rod 5, one end part of the tensioning spring 52 is fixedly connected with the limiting block 51, and the other end part of the tensioning spring 52 is fixedly connected with the inner wall of the moving cavity 41.

Referring to fig. 2 and 3, a clamping seat 53 is fixedly connected to an end portion of the support rod 5 located outside the moving cavity 41, the clamping seat 53 is of a U-shaped structure, and an opening of the clamping seat 53 faces a direction away from the support rod 5. A clamping block 531 is clamped in the clamping seat 53, the clamping block 531 can rotate along the clamping seat 53, and a pin 532 is fixedly connected between the clamping seat 53 and the clamping block 531. The fixed sleeve 6 is fixedly connected to the side face, away from the clamping seat 53, of the clamping block 531, a square hole is formed in the fixed sleeve 6, the fixed sleeve 6 is clamped and matched with a fixed rod 61, the fixed rod 61 is of a square rod-shaped structure, and the length direction of the fixed rod 61 is consistent with that of the fixed sleeve 6. The fixed sleeve 6 and the fixed rod 61 are connected with a limit pin 611 through common threads. The dead lever 61 is kept away from fixedly connected with grip block 62 on the tip of fixed cover 6, and grip block 62 can support tightly with surveying instrument to with surveying instrument centre gripping firmly on mounting panel 2.

Referring to fig. 2 and 4, the mounting table 1 is provided with a moving mechanism 7 located in the accommodating cavity 13, and the moving mechanism 7 includes a fixed block 71, a screw 72 and a rotating assembly 73. The fixing block 71 is of a rectangular parallelepiped structure, the fixing block 71 is vertically fixed in the accommodating cavity 13, and the length direction of the fixing block 71 is consistent with the height direction of the mounting table 1. The length direction of the screw rod 72 is consistent with the length direction of the bar hole 14, the screw rod 72 is rotatably connected to the fixed block 71, and the end part of the moving rod 3 in the accommodating cavity 13 is in threaded connection with the screw rod 72. Hold fixedly connected with installation pole 15 in the chamber 13, installation pole 15 is square bar column structure, and installation pole 15 is fixed in holding chamber 13, and the length direction of installation pole 15 is unanimous with the direction of height of mount table 1. The rotating assembly 73 is disposed in the accommodating chamber 13, and the rotating assembly 73 is used for driving the screw rod 72 to rotate, and the rotating assembly 73 includes a rotating rod 731, a first bevel gear 732 and a second bevel gear 733. The rotating rod 731 is a round rod structure, and the rotating rod 731 is rotatably connected to the top end of the mounting rod 15. The first bevel gear 732 is disposed coaxially with the rotating rod 731, and the first bevel gear 732 is fixedly coupled to an end of the rotating rod 731. The second bevel gear 733 is arranged coaxially with the screw rod 72, the second bevel gear 733 is fixed on the end portion, close to the first bevel gear 732, of the screw rod 72, and the first bevel gear 732 is meshed with the second bevel gear 733.

Referring to fig. 2 and 4, a rotating structure 8 is arranged in the accommodating cavity 13, the rotating structure 8 is used for driving the rotating rod 731 to rotate, and the rotating structure 8 includes a sliding rod 81, a rack 82, a gear 83 and a limiting spring 84. The slide rod 81 is round bar-shaped structure, and the quantity of slide rod 81 is two, and two slide rods 81 all slide and wear to establish recess 12 lateral wall, and a tip of slide rod 81 is located and holds chamber 13, and another tip of slide rod 81 is located recess 12, and slide rod 81 is located tip and the mounting panel 2 fixed connection in recess 12, is connected through sliding between slide rod 81 and the recess 12, can realize that the slip between mounting panel 2 and the recess 12 is connected. The longitudinal direction of the rack 82 is the same as the longitudinal direction of the sliding rod 81, and the rack 82 is fixed on the circumferential surface of the sliding rod 81 in the accommodating chamber 13. The gear 83 is disposed coaxially with the rotating lever 731, the gear 83 fixes the sleeve 6 on the rotating lever 731, and the gear 83 meshes with the rack 82. The deformation direction of the limiting spring 84 is consistent with the length direction of the sliding rod 81, the limiting spring 84 is sleeved on the sliding rod 81 positioned in the groove 12, one end of the limiting spring 84 is fixedly connected with the inner bottom wall of the groove 12, and the other end of the limiting spring 84 is fixedly connected with the side surface of the mounting plate 2 close to the sliding rod 81.

The implementation principle of a portable survey and drawing tripod of the embodiment of this application does: when the surveying instrument is placed on the mounting plate 2, the sliding rod 81 can be driven to move downwards under the action of gravity of the surveying instrument, the rack 82 is fixed on the sliding rod 81, and the rack 82 is meshed with the gear 83, so that the gear 83 can be driven to rotate, and the gear 83 is fixedly connected with the first bevel gear 732 through the rotating rod 731, so that the first bevel gear 732 is driven to rotate; because the first bevel gear 732 is fixed on the rotating rod 731, the first bevel gear 732 can rotate along with the rotation of the rotating rod 731, and the first bevel gear 732 is meshed with the second bevel gear 733, the second bevel gear 733 can rotate along with the rotation of the first bevel gear 732, and the second bevel gear 733 is fixed on the screw rod 72, so that the screw rod 72 is driven to rotate; because lead screw 72 and carriage release lever 3 threaded connection, consequently under the guide effect of a hole 14, carriage release lever 3 can follow the rotation of lead screw 72 and slide along a hole 14, when grip block 62 on the supporting rod 4 and surveying instrument butt, thereby press from both sides surveying instrument tight, and then promoted the stability of surveying instrument installation.

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

Claims

1. The utility model provides a tripod is surveyed to portable survey and drawing, includes mount table (1) and sets up support frame (11) on mount table (1), its characterized in that: a groove (12) is arranged on the side surface of the mounting table (1) far away from the support frame (11), the mounting table (1) is connected with a mounting plate (2) used for placing a surveying instrument in a sliding way, the mounting plate (2) is positioned in the groove (12), the mounting table (1) is internally provided with an accommodating cavity (13), a plurality of strip holes (14) communicated with the containing cavity (13) are uniformly arranged on the mounting table (1), the mounting table (1) is connected with a movable rod (3) with a strip-through hole (14) in a sliding way, the end part of the movable rod (3) positioned outside the accommodating cavity (13) is fixedly connected with a clamping rod (4), the end part of the clamping rod (4) close to the surveying instrument is connected with a clamping block (62), the mounting table (1) is provided with a moving mechanism (7) located in the accommodating cavity (13), and the moving mechanism (7) is used for driving the moving rod (3) to move.

2. A portable mapping tripod according to claim 1, wherein: moving mechanism (7) include fixed block (71), lead screw (72) and runner assembly (73), fixed block (71) are fixed and are being held in chamber (13), lead screw (72) threaded connection is on fixed block (71), and lead screw (72) and carriage release lever (3) are located the tip threaded connection who holds in chamber (13), runner assembly (73) set up on lead screw (72), and are used for driving lead screw (72) to rotate.

3. A portable mapping tripod according to claim 2, wherein: the rotating assembly (73) comprises a rotating rod (731), a first bevel gear (732) and a second bevel gear (733), the accommodating cavity (13) is rotatably connected with an installation rod (15), the rotating rod (731) is rotatably connected onto the installation rod (15), the first bevel gear (732) is fixedly connected onto the rotating rod (731), the second bevel gear (733) is fixed onto a screw rod (72), the first bevel gear (732) is meshed with the second bevel gear (733), and a rotating structure (8) used for driving the rotating rod (731) to rotate is arranged in the accommodating cavity (13).

4. A portable mapping tripod according to claim 3, wherein: rotating-structure (8) are including sliding rod (81), rack (82), gear (83) and spacing spring (84), sliding rod (81) slide and wear to establish recess (12) lateral wall, and sliding rod (81) are located tip and mounting panel (2) fixed connection in recess (12), rack (82) are fixed on being located sliding rod (81) that hold chamber (13), gear (83) are fixed on dwang (731), and gear (83) and rack (82) meshing, spacing spring (84) cover is established on sliding rod (81) that are located recess (12).

5. A portable mapping tripod according to claim 1, wherein: seted up on supporting rod (4) and removed chamber (41), supporting rod (4) are close to through-hole (42) that grip block (62) was seted up on the tip and are removed chamber (41) intercommunication, slide on supporting rod (4) and be connected with branch (5) of wearing to establish through-hole (42), branch (5) are located fixedly connected with stopper (51) on the tip in removal chamber (41), are located and remove chamber (41) the cover is equipped with tensioning spring (52) on branch (5), a tip and stopper (51) fixed connection of tensioning spring (52), another tip and removal chamber (41) inner wall fixed connection of tensioning spring (52), branch (5) are located and remove the outer tip in chamber (41) and are connected with grip block (62).

6. A portable mapping tripod according to claim 5, wherein: the utility model discloses a fixed cover of bearing, including branch (5), fixed cover (6) are connected with on the tip that is close to grip block (62) in branch (5), fixedly connected with dead lever (61) on the side that grip block (62) are close to branch (5), dead lever (61) with fixed cover (6) mutually support, fixed cover (6) with common threaded connection has spacer pin (611) between dead lever (61).

7. A portable mapping tripod according to claim 6, wherein: the fixing rod (61) is a square rod, and a square hole is formed in the fixing sleeve (6).

8. A portable mapping tripod according to claim 6, wherein: the fixing device is characterized in that a clamping seat (53) is fixedly connected to the side face, close to the fixing seat (6), of the support rod (5), a clamping block (531) in clamping fit with the clamping seat (53) is fixedly connected to the side face, close to the clamping seat (53), of the fixing seat (6), and a pin (532) is fixedly connected to the clamping seat (53) and the clamping block (531) together.