CN215722177U

CN215722177U - Supporting frame

Info

Publication number: CN215722177U
Application number: CN202122015634.2U
Authority: CN
Inventors: 时盛春; 夏永华; 杨明龙; 黄德武
Original assignee: Kunming University of Science and Technology
Current assignee: Kunming University of Science and Technology
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-01
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a support frame, which comprises a support frame body fixing mechanism, wherein three groups of fixing mechanisms are arranged on the fixing mechanism, each group of fixing mechanism comprises a clamping box, a moving plate, a rotating part, a pushing part, three positioning pipes, three groups of linkage parts and three groups of moving rods, the clamping box is rotationally connected to the support frame body through an adjusting gear, the moving plate is slidably embedded between the inner walls of the clamping box, the rotating part is arranged on the moving plate, the rotating part drives a fixed gear to rotate and the linkage between the gears through the rotation of a fixed motor, so that a connecting gear can rotate, a fixed rack drives the moving rods to move, the stability of the support frame body is improved, two fixed blocks can move on a bidirectional threaded rod through the rotation of the bidirectional threaded rod, an upper connecting plate and a lower connecting plate are driven to move, and the upper connecting plate and the lower connecting plate can be driven to approach to each other or separate from each other, the angle between the fixed supporting legs on the supporting frame body can be quickly adjusted by a user.

Description

Supporting frame

Technical Field

The utility model belongs to the technical field of engineering surveying and mapping, and particularly relates to a support frame of a surveying and mapping instrument.

Background

Surveying and mapping projects mainly research basic knowledge and skills in aspects of surveying and mapping, space precision positioning and navigation, city and engineering construction, measurement projects of the basic knowledge and skills, measurement of various information such as space, geodesy, geological structure and the like, and drawing of a topographic map are frequently performed in field operations, for example: the surveying instrument is an instrument and a device for data acquisition, processing, output and the like designed and manufactured for surveying and mapping operation, and is used for various aspects of orientation, distance measurement, angle measurement, height measurement, mapping, photogrammetry and the like required by measurement in the planning, design, construction and operation management stages in the engineering construction.

Present surveying instrument support frame is direct with support frame side to ground in the in-service use, when receiving external force, empty easily, lead to surveying instrument to damage, lead to its stability not good, and do not protect the sharp part in the bottom of support frame at the removal in-process to the support frame, cause the damage to other people easily, there is certain danger, present surveying instrument support frame is through the manual angle of adjusting fixed landing leg one by one simultaneously, make fixed landing leg be in with the horizontal plane, its regulation precision is not high, lead to its operation comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: by turning on the fixed motor, the fixed motor rotates to drive the fixed gear to rotate, the fixed gear can drive the linkage gear to rotate through the transmission of the toothed belt, the linkage gear can drive the rotating rod to rotate, the rotating rod can drive the rotating gear to rotate, the mounting gear can rotate through the meshing of the rotating gear and the mounting gear, the connecting rod and the connecting gear are simultaneously driven to rotate, the fixed rack and the moving rod can move through the meshing of the connecting gear and the fixed rack, the moving rod moves out of the positioning pipe to fix the support frame body, the stability of the support frame body is improved, the bottom of the support frame body can be protected through the clamping box, the rotating block rotates to drive the bidirectional threaded rod to rotate, two fixed blocks can move on the bidirectional threaded rod through the rotation of the bidirectional threaded rod, and meanwhile, the connecting piece is driven to move, thereby drive upper junction plate and lower connecting plate and remove, the direction through rotating two-way threaded rod is different, can realize driving upper junction plate and lower connecting plate and be close to each other or keep away from each other, when adjusting the support frame body to suitable angle, can the person of facilitating the use quick adjustment support frame body on the angle between the fixed landing leg.

The technical scheme adopted by the utility model is as follows: a support stand, comprising:

a support frame body;

fixed establishment, fixed establishment is provided with three groups altogether, every group fixed establishment includes block case, movable plate, rotatable parts, promotion part, three registration arm, three group's linkage part and three carriage release levers, the block case passes through adjusting gear and rotates to be connected on the support frame body, the movable plate slides to inlay and locates between the inner wall of block case, rotatable parts sets up on the movable plate, promotion part sets up in one side inside gauge wall of block case, and promotes part and movable plate connection, three group the linkage part sets up respectively in three registration arm, and is three the one end of registration arm all with movable plate fixed connection, three group the carriage release lever slides respectively to inlay and locates between the inner wall of three location.

Wherein, every group the linkage part includes dwang, running gear, three installation gear, three connecting gear and three connecting rod, and is three the moving of connecting rod is connected between the inner wall of registration arm, and is three the fixed cover is equipped with connecting gear and installation gear respectively of the surface of connecting rod, the one end and the movable plate of dwang rotate and are connected, and the one end of dwang runs through in the movable plate, the outer fixed surface cover of dwang is equipped with running gear, and running gear and three installation gear intermeshing.

The number of the moving rods in each group is three, a fixed rack is fixedly connected to the outer surface of one side of each moving rod, and each fixed rack is meshed with a connecting gear.

Each group of rotating parts comprises a fixed motor, three linkage gears and a fixed gear, the fixed motor is fixedly connected with the movable plate through a connecting plate, the fixed gear is fixedly sleeved at the output end of the fixed motor, the linkage gears are respectively and fixedly sleeved at one ends of the three rotating rods, and the three linkage gears and the fixed gear are in transmission through toothed belts.

Wherein, every group the promotion part includes electric telescopic handle and three fixed telescopic link, electric telescopic handle and three fixed telescopic link's one end all with one side inside the table wall fixed connection of block case, electric telescopic handle's extension end and movable plate fixed connection, it is three fixed telescopic link's extension end rotates with the one end of three dwang respectively and is connected.

Wherein, every the equal fixedly connected with universal wheel in bottom of joint box.

The two ends of the support frame body are fixedly connected with adjusting gears, the two sides of the clamping box, which are close to each other, are also fixedly connected with adjusting gears, and the adjusting gears are meshed with the corresponding adjusting gears respectively.

The bottom center department of support frame body is provided with adjustment mechanism, adjustment mechanism includes rotary part and three groups of moving parts, rotary part sets up in the bottom of support frame body, three groups the moving part all sets up on rotary part.

Wherein, rotary part includes two-way threaded rod, two fixed blocks and turning block, the one end of two-way threaded rod is rotated and is connected in the bottom center department of support frame body, the bottom fixed connection of the one end of two-way threaded rod, two the fixed block all with two-way threaded rod threaded connection.

Each group of moving parts comprises an upper connecting plate, four connecting pieces and a lower connecting plate, wherein the four connecting pieces are respectively and rotatably connected to the two ends of the upper connecting plate and the two ends of the lower connecting plate, the two connecting pieces are respectively and fixedly connected with the two fixing blocks, and the other two connecting pieces are fixedly connected with the support frame body.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

(1) according to the utility model, the fixed motor is started to rotate to drive the fixed gear to rotate, the fixed gear can drive the linkage gear to rotate through transmission of the toothed belt, the linkage gear can drive the rotating rod to rotate, the rotating rod can drive the rotating gear to rotate, the mounting gear can be rotated through meshing of the rotating gear and the mounting gear, the connecting rod and the connecting gear are driven to rotate simultaneously, the fixed gear and the moving rod can be moved through meshing of the connecting gear and the fixed gear, the moving rod moves out of the positioning pipe to fix the support frame body, the stability of the support frame body is improved, and the bottom of the support frame body can be protected through the clamping box.

(2) According to the utility model, the rotating block is rotated to drive the bidirectional threaded rod to rotate by screwing, the two fixing blocks can move on the bidirectional threaded rod by rotating the bidirectional threaded rod, and the connecting piece is driven to move at the same time, so that the upper connecting plate and the lower connecting plate are driven to move.

Drawings

FIG. 1 is a front perspective view of the present invention;

FIG. 2 is a bottom perspective view of the present invention;

FIG. 3 is an exploded view of the adjustment mechanism of the present invention;

FIG. 4 is a front perspective view of the securing mechanism of the present invention;

FIG. 5 is an elevational perspective partial sectional view of the securing mechanism of the present invention;

FIG. 6 is a side perspective view of the securing mechanism of the present invention;

FIG. 7 is a partially exploded view of the securing mechanism of the present invention;

FIG. 8 is a front half-sectional view of the positioning tube of the present invention;

FIG. 9 is a partial cross-sectional view of the positioning tube of the present invention;

fig. 10 is an exploded view of the positioning tube of the present invention.

The labels in the figure are: 1. a support frame body; 2. a fixing mechanism; 201. a clamping box; 202. moving the plate; 203. an electric telescopic rod; 204. fixing the telescopic rod; 205. fixing a motor; 206. a linkage gear; 207. a positioning tube; 208. a travel bar; 209. fixing a gear; 210. a connecting gear; 211. mounting a gear; 212. a connecting rod; 213. a rotating gear; 214. rotating the rod; 215. fixing a rack; 3. an adjustment mechanism; 301. a bidirectional threaded rod; 302. a fixed block; 303. an upper connecting plate; 304. a connecting member; 305. a lower connecting plate; 306. rotating the block; 4. a universal wheel; 5. and adjusting the gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example one, with reference to fig. 1-10: a support stand, comprising: the support frame comprises a support frame body 1, the support frame body 1 is arranged for supporting and mounting, the support frame body 1 is composed of a fixed seat and three fixed support legs, the three fixed support legs are rotatably connected to the fixed seat, the fixed seat is used for storing a surveying and mapping instrument, the fixed support legs are used for supporting, a fixed mechanism 2 is arranged for increasing the stability of the support frame body 1, the fixed mechanism 2 is provided with three groups, each group of fixed mechanism 2 comprises a clamping box 201, a moving plate 202, a rotating part, a pushing part, three positioning pipes 207, three groups of linkage parts and three groups of moving rods 208, the clamping box 201 is rotatably connected to the support frame body 1 through an adjusting gear 5, the clamping box 201 is arranged for mounting and fixing, the moving plate 202 is slidably embedded between the inner walls of the clamping box 201, the moving plate 202 can move in the clamping box 201, and the bottoms of the fixed support legs can be protected in the transportation support frame body 1, the sharp part of the fixed support leg is prevented from leaking outside, the rotating part is arranged on the moving plate 202, the pushing part is arranged on the inner surface wall of one side of the clamping box 201 and is connected with the moving plate 202, the moving plate 202 can be moved by pushing of the pushing part, meanwhile, the linkage part can be rotated by the rotation of the rotating part to drive the moving rod 208 to move in the positioning tube 207, the stability of the support frame body 1 is improved, three groups of linkage parts are respectively arranged in the three positioning tubes 207, one end of each positioning tube 207 is fixedly connected with the moving plate 202, the positioning tubes 207 can be driven to move by the movement of the moving plate 202, the three groups of moving rods 208 are respectively embedded between the inner walls of the three positioning tubes 207 in a sliding manner, each group of linkage parts comprises a rotating rod 214, a rotating gear 213, three mounting gears 211, three connecting gears 210 and three connecting rods 212, the movable connection of the three connecting rods 212 is arranged between the inner walls of the positioning tubes 207, the outer surfaces of the three connecting rods 212 are respectively fixedly sleeved with a connecting gear 210 and a mounting gear 211, one end of the rotating rod 214 is rotatably connected with the moving plate 202, one end of the rotating rod 214 penetrates through the moving plate 202, the outer surface of the rotating rod 214 is fixedly sleeved with the rotating gear 213, the rotating gear 213 is meshed with the three mounting gears 211, the rotating rod 214 is used for connecting and mounting, the rotating gear 213 is used for transmission, the mounting gear 211 is used for linkage, the connecting gear 210 is used for transmission, the connecting rod 212 can connect the mounting gear 211 with the connecting gear 210, the connecting rod 212 plays a limiting role for the mounting gear 211 and the connecting gear 210, the moving rods 208 can be moved through the transmission of the connecting gear 210 and the mounting gear 211 through the rotation of the rotating gear 213, and three moving rods 208 are arranged in each group, the outer surface of one side of each moving rod 208 is fixedly connected with a fixed rack 215, each fixed rack 215 is meshed with a connecting gear 210, the moving rod 208 can move due to the arrangement of the fixed rack 215, each group of rotating components comprises a fixed motor 205, three linkage gears 206 and a fixed gear 209, the fixed motor 205 is fixedly connected with the moving plate 202 through a connecting plate, the fixed gear 209 is fixedly sleeved at the output end of the fixed motor 205, the three linkage gears 206 are fixedly sleeved at one ends of the three rotating rods 214 respectively, the three linkage gears 206 and the fixed gear 209 are transmitted through toothed belts, the arrangement of the fixed motor 205 is used for providing rotating force, the structure and the principle of the fixed motor 205 belong to the prior art, detailed description is not provided, the type can be selected according to actual use conditions, and the fixed gear 209 is used for transmitting the rotating force of the fixed motor 205, each group of pushing components comprises an electric telescopic rod 203 and three fixed telescopic rods 204, one end of each of the electric telescopic rod 203 and the three fixed telescopic rods 204 is fixedly connected with the inner surface wall of one side of the clamping box 201, the extending end of each of the electric telescopic rods 203 is fixedly connected with the movable plate 202, the extending end of each of the three fixed telescopic rods 204 is respectively rotatably connected with one end of each of the three rotating rods 214, the electric telescopic rods 203 are used for pushing the movable plate 202 to move, the structure and the principle of the electric telescopic rods 203 belong to the prior art, which are not described in detail herein, the types of the electric telescopic rods can be selected according to actual use conditions, the fixed telescopic rods 204 can play a fixed role on the rotating rods 214, universal wheels 4 are fixedly connected to the bottom of each clamping box 201, the universal wheels 4 can be arranged to facilitate the movement of the support frame body 1, adjusting gears 5 are fixedly connected to both ends of the support frame body 1, and adjusting gears 5 are also fixedly connected to both sides of the clamping boxes 201 which are close to each other, the two adjusting gears 5 are meshed with the corresponding adjusting gears 5 respectively, and the adjusting gears 5 can enable the clamping box 201 to rotate on the fixed supporting legs and are used for adjusting the position of the clamping box 201.

Referring to FIGS. 1-3: the bottom center department of support frame body 1 is provided with adjustment mechanism 3, adjustment mechanism 3 includes rotary part and three groups of moving parts, rotary part sets up in the bottom of support frame body 1, three groups of moving parts all set up on rotary part, adjustment mechanism 3's setting is used for adjusting the angle between the fixed landing leg, can make moving part remove through rotary part's rotation, rotary part includes two-way threaded rod 301, two fixed blocks 302 and turning block 306, two-way threaded rod 301's one end is rotated and is connected in the bottom center department of support frame body 1, the bottom fixed connection of two-way threaded rod 301's one end, two fixed blocks 302 all with two-way threaded rod 301 threaded connection, two fixed blocks 302 set up respectively on two-way threaded rod 301 different screw threads, turning block 306's setting can facilitate the user to rotate two-way threaded rod 301, every group moving part includes upper junction plate 303, three-way moving parts, Four connecting pieces 304 and lower connecting plate 305, four connecting pieces 304 rotate respectively and connect in upper junction plate 303 and lower connecting plate 305, the both ends, wherein two connecting pieces 304 respectively with two fixed block 302 fixed connection, two other connecting pieces 304 and support frame body 1 fixed connection body fixed connection, the setting of connecting piece 304 is used for connecting upper junction plate 303 and lower connecting plate 305, through the connection between upper junction plate 303 and lower connecting plate 305 and fixed block 302, can be when two-way threaded rod 301 rotates, make upper junction plate 303 and lower connecting plate 305 be close to each other or keep away from each other, be used for adjusting the angle between the fixed landing leg.

When the support frame is used, when a user needs to adjust the angle of the support frame body 1, the rotating block 306 is firstly screwed, the rotating block 306 rotates to drive the bidirectional threaded rod 301 to rotate, the two fixing blocks 302 can move on the bidirectional threaded rod 301 through the rotation of the bidirectional threaded rod 301, and simultaneously the connecting piece 304 is driven to move, so that the upper connecting plate 303 and the lower connecting plate 305 are driven to move, the upper connecting plate 303 and the lower connecting plate 305 can be driven to approach or separate from each other through the different directions of the rotation of the bidirectional threaded rod 301, when the support frame body 1 is adjusted to a proper angle, the rotation can be stopped, the user fixes a surveying and mapping instrument on the support frame body 1, when the support frame body 1 needs to be fixed, the clamping box 201 is rotated to a proper angle, the electric telescopic rod 203 stops rotating the clamping box 201, at the moment, the moving plate 202 is pushed by the electric telescopic rod 203 to move until the positioning pipe 207 protrudes out of the clamping box 201, at this time, the top of the clamping box 201 is stepped on, after the positioning tube 207 is fixed to the ground, the fixed motor 205 is started, the fixed motor 205 rotates to drive the fixed gear 209 to rotate, the fixed gear 209 can drive the linkage gear 206 to rotate through the transmission of the toothed belt, the linkage gear 206 can drive the rotating rod 214 to rotate, the rotating rod 214 can drive the rotating gear 213 to rotate, the mounting gear 211 can rotate through the meshing of the rotating gear 213 and the mounting gear 211, the connecting rod 212 and the connecting gear 210 can simultaneously rotate, the fixed gear 215 and the moving rod 208 can move through the meshing of the connecting gear 210 and the fixed gear 215, the moving rod 208 moves out of the positioning tube 207 to fix the support frame body 1, the stability of the support frame body 1 is improved, when the support frame body 1 needs to be dismounted, the fixed motor 205 is used to rotate, the connecting gear 210 drives the fixed gear 215 and the moving rod 208 to restore to the original state, the electric telescopic rod 203 retracts to restore the moving plate 202, and the angle of the clamping box 201 is restored to the original state, so that the bottom of the support frame body 1 can be protected.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A support frame, comprising:

a support frame body (1);

the fixing mechanisms (2) are provided with three groups in total, each group of fixing mechanisms (2) comprises a clamping box (201), a moving plate (202), a rotating part, a pushing part, three positioning pipes (207), three groups of linkage parts and three groups of moving rods (208), the clamping box (201) is rotationally connected to the support frame body (1) through an adjusting gear (5), the moving plate (202) is embedded between the inner walls of the clamping box (201) in a sliding way, the rotating part is arranged on the moving plate (202), the pushing part is arranged on the inner surface wall of one side of the clamping box (201), and the pushing component is connected with the moving plate (202), the three groups of linkage components are respectively arranged in the three positioning tubes (207), one end of each positioning tube (207) is fixedly connected with the moving plate (202), and the three groups of moving rods (208) are respectively embedded between the inner walls of the three positioning tubes (207) in a sliding manner.

2. A support as claimed in claim 1, wherein: every group the linkage part includes dwang (214), running gear (213), three installation gear (211), three connecting gear (210) and three connecting rod (212), and is three the moving of connecting rod (212) is connected between the inner wall of registration arm (207), and is three the fixed cover respectively of surface of connecting rod (212) is equipped with connecting gear (210) and installation gear (211), the one end and the movable plate (202) of dwang (214) rotate to be connected, and the one end of dwang (214) runs through in movable plate (202), the fixed cover of surface of dwang (214) is equipped with running gear (213), and running gear (213) and three installation gear (211) intermeshing.

3. A support as claimed in claim 2, wherein: three moving rods (208) are arranged in each group, a fixed rack (215) is fixedly connected to the outer surface of one side of each moving rod (208), and each fixed rack (215) is meshed with a connecting gear (210).

4. A support as claimed in claim 3, wherein: every group the rotatable parts include fixed motor (205), three linkage gear (206) and fixed gear (209), fixed motor (205) are through link plate and movable plate (202) fixed connection, the output of fixed motor (205) is located to fixed gear (209) fixed cover, and is three the one end of three dwang (214) is located to fixed cover respectively in linkage gear (206), and through the tooth belt looks transmission between three linkage gear (206) and the fixed gear (209).

5. The support of claim 4, wherein: every group the promotion part includes electric telescopic handle (203) and three fixed telescopic link (204), the one end of electric telescopic handle (203) and three fixed telescopic link (204) all with one side inside table wall fixed connection of block case (201), the extension end and the movable plate (202) fixed connection of electric telescopic handle (203) are three the extension end of fixed telescopic link (204) rotates with the one end of three dwang (214) respectively and is connected.

6. The support of claim 5, wherein: the bottom of each clamping box (201) is fixedly connected with a universal wheel (4).

7. The support of claim 6, wherein: the equal fixedly connected with adjusting gear (5) in both ends of support frame body (1), the both sides that are close to mutually of joint box (201) are also fixedly connected with adjusting gear (5), two adjusting gear (5) respectively with correspond adjusting gear (5) intermeshing.

8. The support of claim 7, wherein: the bottom center department of support frame body (1) is provided with adjustment mechanism (3), adjustment mechanism (3) include rotary part and three groups of moving parts, rotary part sets up in the bottom of support frame body (1), three groups moving part all sets up on rotary part.

9. The support of claim 8, wherein: rotary part includes two-way threaded rod (301), two fixed blocks (302) and turning block (306), the one end of two-way threaded rod (301) is rotated and is connected in the bottom center department of support frame body (1), the bottom fixed connection of the one end of two-way threaded rod (301), two fixed block (302) all with two-way threaded rod (301) threaded connection.

10. A support as claimed in claim 9, wherein: each group of moving parts comprises an upper connecting plate (303), four connecting pieces (304) and a lower connecting plate (305), the four connecting pieces (304) are respectively and rotatably connected to the two ends of the upper connecting plate (303) and the lower connecting plate (305), the two connecting pieces (304) are respectively and fixedly connected with two fixing blocks (302), and the other two connecting pieces (304) are fixedly connected with the support frame body (1).