CN108916567A - A kind of foot-supporting frame of geography geology surveying instrument - Google Patents

Abstract

The invention discloses a tripod for a geographical and geological surveying instrument, which comprises a supporting foot, a supporting column, a lifting rod and a chassis; The sleeves are evenly distributed and hinged to the three first connecting rods, and the three first connecting rods are slidingly connected with the three supporting feet one by one. The bottom of the supporting column is also fixedly connected with a level; A lifting rod is connected; the top of the lifting rod is connected with a rotating mechanism, the rotating mechanism is connected with a chassis, the chassis is slidably connected with a sliding block, and a surveying instrument is detachably connected with the sliding block. The invention has a simple structure, and the fixing effect is strengthened by triangular barbs, and the surveying instrument is always in a horizontal state through the supporting feet, the first connecting rod and the level meter, and the process of adjusting the level is simple, and the surveying instrument is kept in a horizontal state through the lifting rod, the rotating mechanism, and the sliding block. When the stand is fixed, the position can still be adjusted, which is convenient to use.

Description

A tripod for a geographic geological surveying instrument

technical field

The invention relates to a support device, in particular to a tripod for a geographic and geological surveying instrument.

Background technique

Surveying and mapping refers to the measurement and collection of the shape, size, spatial position and attributes of natural geographical elements or artificial facilities on the surface of the ground. Surveying and mapping research measures and calculates the geometric position of ground points, the shape of the earth and the earth's gravity field, and measures the earth based on this. The geometric distribution of surface natural shapes and artificial facilities, combined with the geographical distribution of certain social information and natural information, the theoretical and technical disciplines of compiling maps of various scales and thematic maps in global and local areas, also known as surveying. It includes two main contents: surveying and mapping. Surveying and mapping are widely used in economic construction and national defense construction. During the entire surveying and mapping process, a surveying and mapping instrument is required, and the surveying and mapping instrument must be placed on a tripod to ensure the accuracy of surveying and mapping. It is more accurate, but the traditional surveying and mapping bracket has a large volume, it is difficult to realize the stable adjustment of the height of the entire surveying instrument mounting frame, and the process of adjusting its level is cumbersome and cumbersome.

Contents of the invention

In order to solve the deficiencies in the prior art, the invention provides a tripod for a geographic and geological surveying instrument, which has a reasonable structure, simple operation and simple level adjustment.

A tripod for a geographical and geological surveying instrument provided by the present invention includes a supporting foot, a supporting column, a lifting rod and a chassis;

The lower part of the support column is slidingly connected with a sliding sleeve, and three support feet are evenly distributed around the sliding sleeve and hinged. The bottom of the support column is fixedly connected with a sleeve, and three first connecting rods are evenly distributed around the sleeve and hinged. The first connecting rod is slidably connected to the three supporting feet one by one, and a spirit level is fixedly connected to the bottom of the supporting column;

The upper part of the support column is a hollow structure, and a lifting rod is slidingly connected;

The top of the lifting rod is connected with a rotating mechanism, the rotating mechanism is connected with a chassis, the chassis is slidably connected with a sliding block, and the sliding block is detachably connected with a surveying instrument.

Preferably, the lower part of the supporting column is screwed with a sliding sleeve, and the inner sides of the three supporting feet are all provided with a first slideway, and the first connecting rod and the supporting foot are slidably connected to the first slideway and the first slideway. A sliding block realizes sliding connection, and a second slideway is arranged on the side opposite to the first slideway on the support foot, and the support foot and the first connecting rod pass through the second slideway and extend into the first slide block The fixed bolt is fixed, and the first connecting rod is a telescopic structure.

Preferably, the bottom of the supporting foot is provided with a plurality of triangular barbs.

Preferably, the inner and lower part of the support column is provided with a gear, and the gear is connected with an operating handle through a rotating shaft passing through the support column. There is a tooth plate capable of meshing with the gear, and the top of the tooth plate is fixedly connected with a lifting rod, and the lifting rod runs through the top of the support column.

Preferably, the support column is further provided with a through groove, the through groove is parallel to the third slideway, the lower part of the tooth plate is fixedly provided with a connecting block capable of sliding in the through groove, and the connecting block extends to the outside of the through groove.

Preferably, the rotating mechanism includes a housing, a turntable, balls, an adjusting nut and a third connecting rod, a chassis is arranged on the top of the casing, a turntable is arranged inside the casing, a plurality of balls are evenly distributed on the top and bottom of the turntable, the upper wall and the The inner lower wall is provided with a fourth slideway for use with a plurality of balls, the middle of the bottom of the turntable is provided with a third connecting rod that runs through the bottom of the housing, the other end of the third connecting rod is connected with the top of the lifting rod, and the adjusting nut is arranged on On the side wall of the housing, and used to fix the housing and the turntable.

Preferably, the top of the chassis is provided with a through groove, and one side of the chassis is provided with a motor, and the output end of the motor is connected with a lead screw. A sliding block is fixedly connected to the table, and the sliding block passes through the through groove and extends to the outside.

Compared with the prior art, the present invention has the following beneficial effects:

1. The present invention can adjust the angle of the stand according to the actual environment through the setting of the supporting legs and the first connecting rod. Combined with the level instrument, the surveying instrument can be kept in a horizontal state by adjusting the connecting position of the first connecting rod and the supporting legs 2, the present invention can make the whole support stand more stable through the setting of the triangular barb; 3, the present invention can adjust the height of the surveying instrument in the fixed state of the support stand through the setting of the elevating rod, the rotating mechanism and the sliding block, And at a certain fixed height, the surveying instrument can be rotated and moved left and right according to needs, and the adjustment of the surveying instrument can be satisfied under the condition that the tripod does not need to be moved, and the use is convenient.

Description of drawings

Fig. 1 is the structural schematic diagram of the leg of a kind of geographical geological mapping instrument of the present invention;

Fig. 2 is the structural schematic diagram of the rotation mechanism in the leg of a kind of geographic geological mapping instrument of the present invention;

Fig. 3 is a structural schematic diagram of a chassis in a tripod of a geographical and geological surveying instrument according to the present invention.

In the figure: 1. Support foot; 2. Support column; 3. Lifting rod; 4. Chassis; 5. First connecting rod; 6. Spirit level; 7. Rotation mechanism; 10. Fixed bolt; 11. Triangular barb; 12. Gear; 13. The third slideway; 14. Tooth plate; 15. Shell; 16. Turntable; 17. Ball; 18. Adjusting nut; 19. The third connection Rod; 20, through groove; 21, motor; 22, leading screw; 23, leading screw slide table.

Detailed ways

The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solution of the present invention is further described, but the present invention is not limited to these embodiments.

As shown in Fig. 1-Fig. 3, a kind of tripod of geographical geological surveying instrument, comprises supporting foot 1, supporting column 2, lifting rod 3 and chassis 4, and supporting foot 1 is used for supporting geographical geological surveying instrument and makes this surveying instrument It is fixed and stable, the support column 2 is used to carry the device capable of adjusting the height of the surveying instrument, the lifting rod 3 is used to assist the surveying instrument in height adjustment, and the chassis 4 is used for fine-tuning the position of the surveying instrument when it is at a certain height;

The lower part of the support column 2 is slidingly connected with a sliding sleeve, and three support feet 1 are evenly distributed around the sliding sleeve and hinged. The bottom of the support column 2 is fixedly connected with a sleeve, and three first connecting rods are evenly distributed around the sleeve and hinged. 5. The three first connecting rods 5 are slidingly connected to the three supporting feet 1 one by one. The joint use of the first connecting rods 5 and the supporting feet 1 can strengthen the fixing effect, and when the supporting feet 1 are fixedly connected to the ground, it can By adjusting the connecting position of the first connecting rod 5 and the supporting foot 1, and moving up and down on the supporting column 2 through the sliding sleeve, the height of the supporting column is fine-tuned, and the bottom of the supporting column 2 is also fixedly connected with a spirit level 6, which serves as Calibrate so that the stand is in a horizontal state;

The upper part of the supporting column 2 is a hollow structure, and a lifting rod 3 is slidably connected;

The top of the lifting rod 3 is connected with a rotating mechanism 7, the rotating mechanism 7 is connected with a chassis 4, the chassis 4 is slidably connected with a sliding block 8, and the sliding block 8 is detachably connected with a surveying and plotting instrument, and the rotating mechanism 7 is used for surveying and mapping as required. The angle of the instrument is changed, and the sliding block 8 is used to make the surveying instrument move back and forth on the chassis 4.

Preferably, the lower part of the support column 2 is screwed with a sliding sleeve, and the inner sides of the three support feet 1 are all provided with a first slideway, and the first connecting rod 5 and the support foot 1 slide through the first slideway and with the first slideway The connected first slide block 9 realizes sliding connection, and the supporting foot 1 is provided with a second slideway on the side opposite to the first slideway, and the supporting foot 1 and the first connecting rod 5 pass through the second slideway and The fixing bolts 10 extending into the first slider are fixed, and the first connecting rod 5 is a telescopic structure.

Preferably, the bottom of the supporting foot 1 is provided with a plurality of triangular barbs 11, and the triangular barbs 11 are used to strengthen the fixing effect of the stand.

Preferably, the inner lower part of the support column 2 is provided with a gear 12, the gear 12 is connected with an operating handle through the rotating shaft 13 passing through the support column 2, the operating handle is arranged outside the support column 2, and the inner wall of the support column 2 is provided with a third slideway 13. The tooth plate 14 that can engage with the gear 12 is slidably connected to the third slideway 13, and the top of the tooth plate 14 is fixedly connected with the lifting rod 3, and the lifting rod 3 runs through the top of the support column 2, that is, the gear 12 and the tooth plate 14 meshing, the gear plate 14 is slidingly connected with the third slideway 13, and the gear 14 is rotated through the operating handle, thereby driving the tooth plate 14 to move up or down along the third slideway 13, so that the elevating rod 3 can carry the chassis 4 Moving up and down.

Preferably, the support column 2 is also provided with a through groove, the through groove is parallel to the third slideway 13, the lower part of the tooth plate 14 is fixedly provided with a connecting block capable of sliding in the through groove, the connecting block extends to the outside of the through groove, and is used In order to observe the lifting process of the tooth plate 14, the connection block is used to observe the height of the tooth plate 14. The connection block can effectively avoid the use of the operating handle forcibly when the tooth plate 14 can no longer be moved, which will cause damage to the stand. influences.

Preferably, the rotating mechanism 7 includes a housing 15, a rotating disk 16, a ball 17, an adjusting nut 18 and a third connecting rod 19, the top of the housing 15 is provided with a chassis 4, the housing 15 is provided with a rotating disk 16, the top of the rotating disk 16 and There are a plurality of balls 17 evenly distributed on the bottom, the inner upper wall and inner lower wall of the housing 15 are provided with a fourth slideway corresponding to the plurality of balls 17, and the middle of the bottom of the turntable 16 is provided with a third connecting rod that runs through the bottom of the housing 15 19. The other end of the third connecting rod 19 is connected to the top of the lifting rod 3, and the adjusting nut 18 is arranged on the side wall of the housing 15, and is used to fix the housing 15 and the turntable 16; through the housing 15 and the chassis 4 The fixed connection between them, when the surveying instrument needs to be adjusted, the casing 15 and the turntable 16 can be rotated by rotating the chassis 4, and when the rotation reaches a suitable angle, the casing 15 and the turntable 16 can be adjusted by tightening the adjusting nut 18. to fix.

Preferably, the top of the chassis 4 is provided with a through-slot 20, and one side of the chassis 4 is provided with a motor 21, the output end of the motor 21 is connected to a lead screw 22, the direction of the lead screw 22 is consistent with the direction of the through-slot 20, and the lead screw 22 is connected to There is a lead screw slide 23, and a slide block 8 is fixedly connected to the lead screw slide 23, and the slide block 8 runs through the through groove 20 and extends to the outside.

In specific use, first move the stand to a suitable position, adjust the angles of the three support feet 1 and fix them to the ground, then adjust the first connecting rod 5 to a suitable position on the support feet 1 and fix them, strengthening Fixed effect. At this time, the surveying instrument is connected with the sliding block 8. When the height of the surveying and mapping needs to be finely adjusted during the surveying and mapping process, the gear 14 is rotated by operating the handle, thereby driving the toothed plate 14 to move up or down along the third slideway 13. Move down, so that the lifting rod 3 can move up and down with the surveying instrument on the chassis 4. When the height can no longer be adjusted by using the lifting rod 3, but the actual demand still needs to adjust the height, adjust the position of the supporting foot 1 on the supporting column 2 , or the connection angle between the first connecting rod 5 and the supporting foot 1 and the length of the first connecting rod 5 to adjust the height of the surveying instrument;

When it is necessary to fine-tune the front, rear, left, and right positions of the surveying instrument during the surveying and mapping process, the housing 15 and the turntable 16 can be rotated by rotating the chassis 4. 16 is fixed, or the motor 21 drives the lead screw 22 to rotate, so that the sliding block 8 moves with the surveying instrument to realize the fine adjustment of the position of the surveying instrument.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications should also be It is regarded as the protection scope of the present invention.

Claims (7)

1. a kind of foot-supporting frame of geography geology surveying instrument, which is characterized in that including support leg (1), support column (2), elevating lever (3) With chassis (4)；

The lower slide of the support column (2) is connected with sliding sleeve, is uniformly distributed on the sliding sleeve and hingedly there are three supports The bottom of foot (1), the support column (2) is fixedly connected with sleeve, is uniformly distributed on the sleeve and hinged there are three the One connecting rod (5), three first connecting rods (5) correspond with three support legs (1) and are slidably connected, the support The bottom of column (2) is also fixedly connected with level meter (6)；

The top of the support column (2) is hollow structure, and slidably connects elevating lever (3)；

It is connected with rotating mechanism (7) at the top of the elevating lever (3), is connected with chassis (4) on the rotating mechanism (7), it is described It is slidably connected on chassis (4) sliding shoe (8), is removably connected with surveying instrument on the sliding shoe (8).

2. a kind of foot-supporting frame of geographical geology surveying instrument as described in claim 1, which is characterized in that the support column (2) Lower part is bolted with sliding sleeve, and the first slideway, the first connecting rod (5) and institute are provided on the inside of three support legs (1) Support leg (1) is stated to be slidably connected by first slideway and the first sliding block (9) being slidably connected with first slideway realization, The second slideway, the support leg (1) and institute are provided on the side opposite with first slideway is equipped on the support leg (1) First connecting rod (5) is stated by passing through second slideway and the fixing bolt (10) that extends in first sliding block is consolidated Fixed, the first connecting rod (5) is stretching structure.

3. a kind of foot-supporting frame of geographical geology surveying instrument as claimed in claim 2, which is characterized in that the support leg (1) Bottom is provided with multiple triangle hangnails (11).

4. a kind of foot-supporting frame of geographical geology surveying instrument as described in claim 1, which is characterized in that the support column (2) Interior lower part is provided with gear (12), and the gear (12) is connected with manipulator by the shaft (13) through the support column (2) Handle, the operation handle are set to the outside of the support column (2), are provided with third slideway on support column (2) inner wall (13), the tooth plate (14) that can be engaged with the gear (12), the tooth plate are slidably connected on the third slideway (13) (14) top is fixedly connected with the elevating lever (3), and the elevating lever (3) runs through the top of the support column (2).

5. a kind of foot-supporting frame of geographical geology surveying instrument as claimed in claim 4, which is characterized in that on the support column (2) It is additionally provided with through slot, the through slot is parallel with third slideway (13), and tooth plate (14) lower part is fixedly installed can be The link block slided in the through slot, the link block extend to outside the through slot.

6. a kind of foot-supporting frame of geographical geology surveying instrument as described in claim 1, which is characterized in that the rotating mechanism (7) Including shell (15), turntable (16), ball (17), adjusting nut (18) and third connecting rod (19), at the top of the shell (15) It is provided with the chassis (4), is provided with turntable (16) in the shell (15), is uniformly distributed at the top and bottom of the turntable (16) Have multiple balls (17), the interior upper wall of the shell (15) and lower inner wall are provided with and multiple ball (17) the corresponding 4th Slideway, the bottom centre setting of the turntable (16) run through the third connecting rod (19) of the shell (15) bottom, the third The other end of connecting rod (19) is connect with the top of the elevating lever (3), and the adjusting nut (18) is set to the shell (15) on side wall, and for the shell (15) and the turntable (16) to be fixed.

7. a kind of foot-supporting frame of geographical geology surveying instrument as described in claim 1, which is characterized in that at the top of the chassis (4) It is provided with perforative through slot (20), chassis (4) interior side is provided with motor (21), motor (21) the output end connection Have lead screw (22), the lead screw (22) is consistent with the direction of the through slot (20), is connected with screw slide on the lead screw (22) (23), it is fixedly connected with sliding shoe (8) on the screw slide (23), the sliding shoe (8) runs through the through slot (20), and prolongs Extend to outside.