CN113446483A

CN113446483A - Geological survey is with measuring distance device

Info

Publication number: CN113446483A
Application number: CN202111004353.5A
Authority: CN
Inventors: 金岳
Original assignee: Nantong Jinrun Municipal Engineering Co ltd
Current assignee: Nantong Jinrun Municipal Engineering Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2021-09-28
Anticipated expiration: 2041-08-30
Also published as: CN113446483B

Abstract

The invention discloses a distance measuring device for geological exploration, which comprises a measuring instrument, wherein the measuring instrument comprises a balance main body, and further comprises an adaptive supporting foot, an operation main body, a sleeve, a guide main body and a protection main body, wherein the adaptive supporting foot and the sleeve are slidably installed together, the operation main body is connected with the adaptive supporting foot, the upper end of the sleeve is rotatably connected with the balance main body, the guide main body is rotatably connected with the operation main body and the sleeve, the protection main body is rotatably connected with the sleeve, the adaptive supporting foot is locked with the sleeve, the adaptive supporting foot comprises a limiting block, a first sliding rod, a brace, a spring plate, a first sliding bolt, a first guide sleeve and a bayonet, and the limiting block is fixedly connected with the outer end of the upper part of the first sliding rod. The invention relates to the technical field of geological detection equipment, which can be conveniently and quickly adjusted and used by a user and better meets the use requirement.

Description

Geological survey is with measuring distance device

Technical Field

The invention relates to the technical field of geological detection equipment, in particular to a distance measuring device for geological detection.

Background

Conventional distance measuring apparatu mainly adopts ordinary tripod to support in the use, after the user carried it to the target point, need adjust every foot according to the ground, and then the equilibrium of guarantee device, troublesome still need adjust repeatedly if single regulation supporting legs, so the scheme that can alleviate above-mentioned problem urgently needs one kind.

Disclosure of Invention

The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a distance measuring device for geological exploration.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a geodetic survey is with measuring distance device, includes the measuring apparatu, the measuring apparatu includes balanced main part, the measuring apparatu still includes self-adaptation supporting legs, operation main part, sleeve, guide main part and protection main part, the self-adaptation supporting legs is in the same place with sleeve slidable mounting, the operation main part links together with the self-adaptation supporting legs, telescopic upper end links together with balanced main part rotation, the guide main part rotates with operation main part and sleeve and links to each other, the protection main part rotates with the sleeve and links together, the self-adaptation supporting legs is in the same place with the sleeve locking.

Preferably, the self-adaptive supporting leg comprises a limiting block, a first slide bar, a brace, an elastic sheet, a first sliding bolt, a first guide sleeve and a bayonet, the limiting block is fixedly connected to the outer end of the upper portion of the first slide bar, the upper end of the brace is fixedly connected with the operation main body, the lower end of the brace is fixedly connected with the first sliding bolt, one end of the elastic sheet is slidably extruded to the outer end of the first sliding bolt, the elastic sheet is fixedly connected with the first guide sleeve, the first guide sleeve is fixedly connected to the outer end of the lower portion of the sleeve, the bayonet is arranged at the outer end of the lower portion of the first slide bar, the brace is in rolling contact with the guide main body, the first sliding bolt is in clamping connection with the first slide bar, and the first sliding bolt is slidably mounted at the inner end of the first guide sleeve.

Preferably, the self-adaptive supporting leg further comprises a pointed end, and the upper end of the pointed end is fixedly connected to the lower end of the first sliding rod.

Preferably, the operation body comprises a first connecting block, a stop block, a second guide sleeve, a first pinching button, a second sliding rod, a second connecting block and a fixing shaft, one end of the first connecting block is fixedly connected with the stop block, the other end of the first connecting block is fixedly connected with the self-adaptive supporting leg, the stop block is in sliding contact with the second guide sleeve, the lower end of the stop block is fixedly connected with the upper end of the second sliding rod, the second guide sleeve is sleeved on the outer end of the second sliding rod in a sliding mode, the first pinching button is fixedly connected with the second guide sleeve, the second pinching button is fixedly connected with the second sliding rod, the second connecting block is symmetrically and fixedly connected with the outer end of the second guide sleeve, the side end of the fixing shaft is fixedly connected with the second connecting block, and the fixing shaft is rotatably connected with the sleeve.

Preferably, the sleeve includes first guide cylinder, spout and guide slot, the outer end at first guide cylinder is seted up in the spout fretwork, the spout is in the same place with self-adaptation supporting legs slip joint, self-adaptation supporting legs slidable mounting is in the inner of first guide cylinder, the lower part outer end at first guide cylinder is seted up in the guide slot fretwork, guide slot and self-adaptation supporting legs sliding contact.

Preferably, the guide main body comprises a rotating sleeve, a first connecting rod, a fixed pulley, a connecting shaft and a second connecting rod, the rotating sleeve is rotatably mounted with the operation main body, the upper end of the first connecting rod is fixedly connected with the lower end of the rotating sleeve, the fixed pulley is fixedly connected with the first guide sleeve, the fixed pulley is in rolling contact with a brace, the connecting shaft is fixedly connected with the second connecting rod, the connecting shaft is rotatably mounted at the inner end of the lower part of the second connecting rod, the connecting shaft is fixedly connected with the first guide sleeve into a whole, and the upper end of the second connecting rod is fixedly connected with the lower end of the first connecting rod.

Preferably, the balance main body comprises a machine body, a universal ball, a second guide cylinder, a second sliding bolt, a third connecting block, a connecting seat, a fixing sleeve, a swing rod and a weight block, the lower end of the machine body is fixedly connected to the upper end of the universal ball, the universal ball is slidably mounted at the upper end of the fixing sleeve, the second guide cylinder is fixedly connected with the universal ball, the second sliding bolt is slidably mounted on the inner wall of the second guide cylinder, a tension spring is wrapped on the outer wall of the second sliding bolt, one end of the tension spring is fixedly connected with the third connecting block, the other end of the tension spring is fixedly connected with the second guide cylinder, the second sliding bolt slidably penetrates through the second guide cylinder, the fixing sleeve and the universal ball to be extruded together, the lower end of the fixing sleeve is fixedly connected with the connecting seat into a whole, the upper end of the swing rod is fixedly connected to the lower end of the universal ball, and the upper end of the weight block is fixedly connected to the lower end of the swing rod, the upper end of the sleeve is rotatably connected with the connecting seat.

Preferably, the protection main part includes the bullet knot, the one end fixedly connected with cover shell of bullet knot, the lower extreme of cover shell passes through the hinge and is in the same place with self-adaptation supporting legs swivelling joint, bullet knot and self-adaptation supporting legs lock joint match.

Preferably, the protection main body further comprises a spherical block, and the spherical block and the elastic buckle are fixedly connected into a whole.

Preferably, the protection main part still includes spherical knot, spherical knot symmetry fixed connection is in the lower part inner of cover shell, spherical knot matches with self-adaptation supporting legs lower part lock joint.

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

1. in the using process, the sleeve is unfolded firstly, the unfolding amplitude of the sleeve is limited by the guide main body, then the lower part of the balance main body is supported by one hand, the operation main body is operated by the other hand, the self-adaptive supporting foot is pulled to be unfastened by the operation main body, the self-adaptive supporting foot is enabled to extend downwards after being loosened until the self-adaptive supporting foot is contacted with the ground, the operation main body is firstly loosened, the self-adaptive supporting foot automatically restores to be locked, and finally the device is loosened, the balance main body is supported by the self-adaptive supporting foot and the sleeve, so that a user can conveniently unfold the device.

2. When a user operates the operation main body to pull the brace to move upwards, the brace is utilized to slide along the guide main body to pull the first sliding bolt outwards, so that the first sliding bolt overcomes the elastic force of the elastic sheet and slides outwards along the inner wall of the first guide sleeve, the first sliding bolt is separated from the first sliding rod, the gravity of the first sliding rod is utilized to slide downwards along the inner wall of the sleeve, and the purpose of self-adaptive support with the ground is achieved; the self-adaptive supporting legs increase the placing stability of the device in a mode that the pointed ends are pricked into the ground.

3. The second slide bar is driven to slide upwards along the second guide sleeve in a mode of pinching the first pinching button and the second pinching button by hands, the stop block is driven to move upwards through the second guide sleeve, and the first connecting block is driven to drive the brace to move upwards through the stop block, so that the purpose of operating the self-adaptive supporting leg through the operation main body is achieved; the first guide sleeve is fixedly connected with the first guide cylinder, and the self-adaptive supporting leg is bound by the sleeve; the fixed pulley is utilized to change the relay direction of the brace, so that the brace can be normally drawn out of the first guide sleeve.

4. When the user needs the organism to keep balance, earlier manually outwards take out the third connecting block, utilize the smooth bolt of third connecting block outside pulling second, slide bolt along the second guide cylinder through the second and outwards slide to make the smooth bolt of second loosen universal ball, utilize the gravity balance organism of pouring weight, loosen the third connecting block at last, make the smooth bolt of second extrude universal ball again can, thereby made things convenient for the user to adjust the equilibrium of organism.

5. When the device is folded, the protection main body is turned downwards, the lower end of the tip is covered by the sleeve shell, the tip is prevented from scratching a user in a mode that the sleeve shell is shielded outside the tip, and the use safety of the device is further improved; the elastic buckle is buckled and matched with the sleeve through the spherical block, and the unfolding state of the main body is stably protected in a mode that the spherical block is buckled with the sleeve; utilize the elasticity of cover shell for spherical knot can the lock with first slide bar, makes the protection main part can stabilize in the outside of tip, plays the guard action.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic diagram of a disassembled structure of the adaptive support leg of the present invention;

FIG. 3 is a schematic structural diagram of the operation body of the present invention;

FIG. 4 is a schematic view of the sleeve structure of the present invention;

FIG. 5 is a schematic view of the structure of the guiding body of the present invention;

FIG. 6 is a schematic view of a balance body structure according to the present invention;

fig. 7 is a schematic structural diagram of the protection main body of the present invention.

In the figure: 1. a measuring instrument; 2. self-adaptive supporting legs; 3. an operation body; 4. a sleeve; 5. a guide body; 6. a balance body; 7. a protective body; 8. a limiting block; 9. a first slide bar; 10. bracing; 11. a spring plate; 12. a first sliding bolt; 13. a first guide sleeve; 14. a tip; 15. a bayonet; 16. a first connection block; 17. a stopper; 18. a second guide sleeve; 19. a first knob; 20. a second knob; 21. a second slide bar; 22. a second connecting block; 23. a fixed shaft; 24. a first guide cylinder; 25. a chute; 26. a guide groove; 27. rotating the sleeve; 28. a first connecting rod; 29. a fixed pulley; 30. a connecting shaft; 31. a second connecting rod; 32. a body; 33. a universal ball; 34. a second guide cylinder; 35. a second sliding bolt; 36. a third connecting block; 37. a connecting seat; 38. fixing a sleeve; 39. a swing rod; 40. a weight block; 41. snapping; 42. a spherical block; 43. and (4) a hinge.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc., indicate orientations or positional relationships according to those shown in the drawings, are only for convenience of description and simplicity of description, and are used to enhance the connection between the description and the drawings and to increase the clarity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example one

Referring to fig. 1, a distance measuring device for geological exploration comprises a measuring instrument 1, wherein the measuring instrument 1 comprises a balance main body 6, the measuring instrument 1 further comprises a self-adaptive supporting leg 2, an operation main body 3, a sleeve 4, a guide main body 5 and a protection main body 7, the self-adaptive supporting leg 2 is slidably mounted with the sleeve 4, the operation main body 3 is connected with the self-adaptive supporting leg 2, the upper end of the sleeve 4 is rotatably connected with the balance main body 6, the guide main body 5 is rotatably connected with the operation main body 3 and the sleeve 4, the protection main body 7 is rotatably connected with the sleeve 4, and the self-adaptive supporting leg 2 is locked with the sleeve 4; in the using process, the sleeve 4 is unfolded firstly, the unfolding amplitude of the sleeve 4 is limited by the guide main body 5, then the lower part of the balance main body 6 is supported by one hand, the operation main body 3 is operated by the other hand, the self-adaptive supporting leg 2 is pulled and untied by the operation main body 3, the self-adaptive supporting leg 2 is stretched downwards after being loosened, the operation main body 3 is loosened firstly until the self-adaptive supporting leg 2 is contacted with the ground, the self-adaptive supporting leg 2 automatically restores to be locked, and finally the device is loosened, the balance main body 6 is supported by the self-adaptive supporting leg 2 and the sleeve 4, so that a user can conveniently unfold the device.

Example two

Referring to fig. 2, the adaptive support leg 2 includes a limiting block 8, a first slide bar 9, a brace 10, a spring plate 11, a first sliding bolt 12, a first guide sleeve 13 and a bayonet 15, the limiting block 8 is fixedly connected to the outer end of the upper portion of the first slide bar 9, the upper end of the brace 10 is fixedly connected to the operation main body 3, the lower end of the brace 10 is fixedly connected to the first sliding bolt 12, one end of the spring plate 11 is slidably extruded at the outer end of the first sliding bolt 12, the spring plate 11 is fixedly connected to the first guide sleeve 13, the first guide sleeve 13 is fixedly connected to the outer end of the lower portion of the guide main body 5, the bayonet 15 is arranged at the outer end of the lower portion of the first slide bar 9, the brace 10 is in rolling contact with the guide main body 5, the first sliding bolt 12 is in snap-fit with the first slide bar 9, and the first sliding bolt 12 is slidably mounted at the inner end of the first guide sleeve 13; when a user operates the operation body 3 to pull the brace 10 to move upwards, the brace 10 slides along the guide body 5 to pull the first sliding bolt 12 outwards, so that the first sliding bolt 12 overcomes the elastic force of the elastic sheet 11 to slide outwards along the inner wall of the first guide sleeve 13, the first sliding bolt 12 is separated from the first sliding rod 9, and then the gravity of the first sliding rod 9 slides downwards along the inner wall of the sleeve 4, and the purpose of self-adaptive support with the ground is achieved.

The self-adaptive supporting leg 2 further comprises a pointed head 14, and the upper end of the pointed head 14 is fixedly connected to the lower end of the first sliding rod 9; the self-adaptive supporting leg 2 increases the placing stability of the device by a mode that the pointed end 14 penetrates into the ground.

EXAMPLE III

Referring to fig. 3, the operation body 3 includes a first connecting block 16, a stopper 17, a second guide sleeve 18, and a first knob 19, the device comprises a second knob 20, a second sliding rod 21, a second connecting block 22 and a fixed shaft 23, wherein one end of the first connecting block 16 is fixedly connected with a stop block 17, the other end of the first connecting block 16 is fixedly connected with a self-adaptive supporting leg 2, the stop block 17 is in sliding contact with a second guide sleeve 18, the lower end of the stop block 17 is fixedly connected with the upper end of the second sliding rod 21, the second guide sleeve 18 is sleeved at the outer end of the second sliding rod 21 in a sliding manner, a first knob 19 is fixedly connected with the second guide sleeve 18, the second knob 20 is fixedly connected with the second sliding rod 21, the second connecting block 22 is symmetrically and fixedly connected with the outer end of the second guide sleeve 18, the side end of the fixed shaft 23 is fixedly connected with the second connecting block 22, and the fixed shaft 23 is rotatably connected with the sleeve 4; the second slide bar 21 is driven to slide upwards along the second guide sleeve 18 by the way of manually pinching the first pinching button 19 and the second pinching button 20, the stop 17 is driven to move upwards through the second guide sleeve 18, and the first connecting block 16 is driven to drive the brace 10 to move upwards through the stop 17, so that the purpose of operating the self-adaptive supporting leg 2 through the operating main body 3 is achieved.

Example four

Referring to fig. 4, the sleeve 4 includes a first guide cylinder 24, a sliding chute 25 and a guide groove 26, the sliding chute 25 is hollowed out at an outer end of the first guide cylinder 24, the sliding chute 25 is slidably and fixedly connected with the adaptive support leg 2, the adaptive support leg 2 is slidably mounted at an inner end of the first guide cylinder 24, the guide groove 26 is hollowed out at an outer end of a lower portion of the first guide cylinder 24, and the guide groove 26 is in sliding contact with the adaptive support leg 2; the first guide sleeve 13 is fixedly connected with the first guide cylinder 24, and the sleeve 4 is utilized to restrain the self-adaptive supporting leg 2.

EXAMPLE five

Referring to fig. 5, the guiding body 5 includes a rotating sleeve 27, a first connecting rod 28, a fixed pulley 29, a connecting shaft 30 and a second connecting rod 31, the rotating sleeve 27 is rotatably mounted with the operating body 3, the upper end of the first connecting rod 28 is fixedly connected to the lower end of the rotating sleeve 27, the fixed pulley 29 is fixedly connected to the first guide sleeve 13, the fixed pulley 29 is in rolling contact with the brace 10, the connecting shaft 30 is fixedly connected to the second connecting rod 31, the connecting shaft 30 is rotatably mounted at the lower inner end of the second connecting rod 31, the connecting shaft 30 is fixedly connected to the first guide sleeve 13, and the upper end of the second connecting rod 31 is fixedly connected to the lower end of the first connecting rod 28; the fixed pulley 29 is used for changing the relay direction of the brace 10, so that the brace 10 can be normally drawn out of the first guide sleeve 13.

EXAMPLE six

Referring to fig. 6, the balance body 6 includes a body 32, a universal ball 33, a second guide cylinder 34, a second sliding bolt 35, a third connecting block 36, a connecting block 37, a fixing sleeve 38, a swing rod 39 and a weight 40, the lower end of the body 32 is fixedly connected to the upper end of the universal ball 33, the universal ball 33 is slidably mounted on the upper end of the fixing sleeve 38, the second guide cylinder 34 is fixedly connected to the universal ball 33, the second sliding bolt 35 is slidably mounted on the inner wall of the second guide cylinder 34, the outer wall of the second sliding bolt 35 is wrapped with a tension spring, one end of the tension spring is fixedly connected to the third connecting block 36, the other end of the tension spring is fixedly connected to the second guide cylinder 34, the second sliding bolt 35 slidably penetrates through the second guide cylinder 34, the fixing sleeve 38 and the universal ball 33 to be extruded together, the lower end of the fixing sleeve 38 is fixedly connected to the connecting block 37, the upper end of the swing rod 39 is fixedly connected to the lower end of the universal ball 33, the upper end of the weight 40 is fixedly connected with the lower end of the swing rod 39, and the upper end of the sleeve 4 is rotatably connected with the connecting seat 37; when the user needs the organism 32 to keep balanced, firstly manually take out the third connecting block 36 outwards, utilize the third connecting block 36 outwards to stimulate the second sliding bolt 35, outwards slide along the second guide cylinder 34 through the second sliding bolt 35 to make the second sliding bolt 35 loosen the universal ball 33, utilize the gravity of the weight 40 to balance the organism 32, finally loosen the third connecting block 36, make the second sliding bolt 35 extrude the universal ball 33 again can, thereby made things convenient for the user to adjust the balance degree of the organism 32.

EXAMPLE seven

Referring to fig. 7, the protection main body 7 includes an elastic buckle 41, one end of the elastic buckle 41 is fixedly connected with a casing, the lower end of the casing is rotatably connected with the adaptive support leg 2 through a hinge 43, and the elastic buckle 41 is buckled and matched with the adaptive support leg 2; when the device is folded, the protection main body 7 is turned downwards, the lower end of the pointed end 14 is covered by the sleeve, the pointed end 14 is prevented from scratching a user in a mode that the sleeve covers the outer side of the pointed end 14, and the use safety of the device is further improved.

The protection main body 7 also comprises a spherical block 42, and the spherical block 42 is fixedly connected with the elastic buckle 41 into a whole; the elastic buckle 41 is buckled and matched with the sleeve 4 through the spherical block 42, and the unfolding state of the protection main body 7 is stabilized by the mode that the spherical block 42 is buckled with the sleeve 4.

The protection main body 7 also comprises spherical buckles which are symmetrically and fixedly connected to the inner end of the lower part of the casing and are buckled and matched with the lower parts of the self-adaptive supporting legs 2; the elastic force of the sleeve is utilized to enable the spherical buckle to be buckled with the first sliding rod 9, so that the protection main body 7 can be stabilized outside the pointed head 14 to play a protection role.

The working principle is as follows: in the using process, the sleeve 4 is unfolded, the unfolding amplitude of the sleeve 4 is limited by the guide main body 5, then the lower part of the balance main body 6 is supported by one hand, the operation main body 3 is operated by the other hand, the self-adaptive supporting leg 2 is pulled and unfastened by the operation main body 3, so that the self-adaptive supporting leg 2 is loosened and extends downwards until the self-adaptive supporting leg 2 is contacted with the ground, the operation main body 3 is firstly loosened, the self-adaptive supporting leg 2 automatically restores to be locked, and finally the device is loosened, the balance main body 6 is supported by the self-adaptive supporting leg 2 and the sleeve 4, so that a user can conveniently unfold the device; when a user operates the operation body 3 to pull the brace 10 to move upwards, the brace 10 slides along the guide body 5 to pull the first sliding bolt 12 outwards, so that the first sliding bolt 12 overcomes the elastic force of the elastic sheet 11 and slides outwards along the inner wall of the first guide sleeve 13, the first sliding bolt 12 is separated from the first sliding rod 9, and then the gravity of the first sliding rod 9 slides downwards along the inner wall of the sleeve 4, so that the purpose of self-adaptive support with the ground is achieved; the self-adaptive supporting legs 2 are pricked into the ground through the pointed ends 14, so that the placing stability of the device is improved; the second slide bar 21 is driven to slide upwards along the second guide sleeve 18 by the way of pinching the first pinch button 19 and the second pinch button 20 by hands, the stop block 17 is driven to move upwards through the second guide sleeve 18, and the first connecting block 16 is driven by the stop block 17 to drive the brace 10 to move upwards, so that the purpose of operating the self-adaptive supporting leg 2 through the operating main body 3 is achieved; the first guide sleeve 13 is fixedly connected with the first guide cylinder 24, and the sleeve 4 is utilized to restrain the self-adaptive supporting leg 2; changing the relay direction of the brace 10 by using the fixed pulley 29 so that the brace 10 can be normally drawn out of the first guide sleeve 13; when a user needs to keep balance of the machine body 32, the third connecting block 36 is manually pulled out, the second sliding bolt 35 is pulled outwards by the third connecting block 36, the second sliding bolt 35 slides outwards along the second guide cylinder 34 through the second sliding bolt 35, so that the universal ball 33 is loosened by the second sliding bolt 35, the machine body 32 is balanced by the gravity of the weight 40, and finally the third connecting block 36 is loosened, so that the universal ball 33 is squeezed again by the second sliding bolt 35, and the balance degree of the machine body 32 can be conveniently adjusted by the user; when the device is folded, the protection main body 7 is turned downwards, the lower end of the pointed end 14 is covered by the sleeve shell, the pointed end 14 is prevented from scratching a user in a mode that the sleeve shell is shielded outside the pointed end 14, and the use safety of the device is further improved; the elastic buckle 41 is buckled and matched with the sleeve 4 through the spherical block 42, and the unfolding state of the main body 7 is stably protected in a mode that the spherical block 42 is buckled with the sleeve 4; the elastic force of the sleeve is utilized to enable the spherical buckle to be buckled with the first sliding rod 9, so that the protection main body 7 can be stabilized outside the pointed head 14 to play a protection role.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A geodetic surveying distance measuring device, comprising a measuring instrument (1), the measuring instrument (1) comprising a balance body (6), characterized in that: the measuring instrument (1) further comprises a self-adaptive supporting leg (2), an operation main body (3), a sleeve (4), a guide main body (5) and a protection main body (7), the self-adaptive supporting leg (2) is slidably mounted on the sleeve (4), the operation main body (3) is connected with the self-adaptive supporting leg (2), the upper end of the sleeve (4) is rotatably connected with a balance main body (6), the guide main body (5) is rotatably connected with the operation main body (3) and the sleeve (4), the protection main body (7) is rotatably connected with the sleeve (4), the self-adaptive supporting leg (2) is locked with the sleeve (4), the sleeve (4) comprises a first guide cylinder (24), a sliding groove (25) and a guide groove (26), the sliding groove (25) is hollowed out of the outer end of the first guide cylinder (24), and the sliding groove (25) is slidably connected with the self-adaptive supporting leg (2), the self-adaptive support leg (2) is slidably mounted at the inner end of a first guide cylinder (24), the guide groove (26) is hollowed at the outer end of the lower part of the first guide cylinder (24), the guide groove (26) is in sliding contact with the self-adaptive support leg (2), the guide main body (5) comprises a rotating sleeve (27), a first connecting rod (28), a fixed pulley (29), a connecting shaft (30) and a second connecting rod (31), the rotating sleeve (27) and the operation main body (3) are rotatably mounted together, the upper end of the first connecting rod (28) is fixedly connected to the lower end of the rotating sleeve (27), the fixed pulley (29) is fixedly connected with the first guide sleeve (13), the fixed pulley (29) is in rolling contact with the brace (10), the connecting shaft (30) is fixedly connected with the second connecting rod (31), and the connecting shaft (30) is rotatably mounted at the inner end of the lower part of the second connecting rod (31), the connecting shaft (30) and the first guide sleeve (13) are fixedly connected into a whole, and the upper end of the second connecting rod (31) is fixedly connected with the lower end of the first connecting rod (28).

2. The geodetic surveying distance measuring apparatus according to claim 1, wherein: the self-adaptive supporting leg (2) comprises a limiting block (8), a first sliding rod (9), a brace (10), an elastic sheet (11), a first sliding bolt (12), a first guide sleeve (13) and a bayonet (15), the limiting block (8) is fixedly connected to the outer end of the upper portion of the first sliding rod (9), the upper end of the brace (10) is fixedly connected with the operation main body (3), the lower end of the brace (10) is fixedly connected with the first sliding bolt (12), one end of the elastic sheet (11) is slidably extruded to the outer end of the first sliding bolt (12), the elastic sheet (11) is fixedly connected with the first guide sleeve (13), the first guide sleeve (13) is fixedly connected to the outer end of the lower portion of the guide main body (5), the bayonet (15) is arranged at the outer end of the lower portion of the first sliding rod (9), and the brace (10) is in rolling contact with the guide main body (5), the first sliding bolt (12) is matched with the first sliding rod (9) in a clamping mode, and the first sliding bolt (12) is slidably mounted at the inner end of the first guide sleeve (13).

3. The geodetic surveying distance measuring apparatus according to claim 2, wherein: the self-adaptive supporting leg (2) further comprises a pointed end (14), and the upper end of the pointed end (14) is fixedly connected to the lower end of the first sliding rod (9).

4. The geodetic surveying distance measuring apparatus according to claim 1, wherein: the operation body (3) comprises a first connecting block (16), a stop block (17), a second guide sleeve (18), a first pinching button (19), a second pinching button (20), a second sliding rod (21), a second connecting block (22) and a fixed shaft (23), one end of the first connecting block (16) is fixedly connected with the stop block (17), the other end of the first connecting block (16) is fixedly connected with the self-adaptive supporting leg (2), the stop block (17) is in sliding contact with the second guide sleeve (18), the lower end of the stop block (17) is fixedly connected with the upper end of the second sliding rod (21), the second guide sleeve (18) is in sliding sleeve connection with the outer end of the second sliding rod (21), the first pinching button (19) is fixedly connected with the second guide sleeve (18), and the second pinching button (20) is fixedly connected with the second sliding rod (21), the second connecting blocks (22) are symmetrically and fixedly connected to the outer ends of the second guide sleeves (18), the side ends of the fixing shafts (23) are fixedly connected with the second connecting blocks (22), and the fixing shafts (23) are rotatably connected with the sleeve (4).

5. The geodetic surveying distance measuring apparatus according to claim 1, wherein: the balance main body (6) comprises a machine body (32), a universal ball (33), a second guide cylinder (34), a second sliding bolt (35), a third connecting block (36), a connecting seat (37), a fixing sleeve (38), a swing rod (39) and a weight block (40), the lower end of the machine body (32) is fixedly connected to the upper end of the universal ball (33), the universal ball (33) is slidably mounted at the upper end of the fixing sleeve (38), the second guide cylinder (34) is fixedly connected with the universal ball (33), the second sliding bolt (35) is slidably mounted on the inner wall of the second guide cylinder (34), a tension spring wraps the outer wall of the second sliding bolt (35), one end of the tension spring is fixedly connected with the third connecting block (36), the other end of the tension spring is fixedly connected with the second guide cylinder (34), and the second sliding bolt (35) slidably penetrates through the second guide cylinder (34), Fixed cover (38) and universal ball (33) extrusion are in the same place, the lower extreme and connecting seat (37) fixed connection of fixed cover (38) are as an organic whole, the upper end fixed connection of pendulum rod (39) is at the lower extreme of universal ball (33), the upper end fixed connection of pouring weight (40) is at the lower extreme of pendulum rod (39), the upper end and the connecting seat (37) of sleeve (4) rotate to link together.

6. The geodetic surveying distance measuring apparatus according to claim 1, wherein: protection main part (7) are including bullet knot (41), the one end fixedly connected with cover shell of bullet knot (41), the lower extreme of cover shell passes through hinge (43) and connects together with self-adaptation supporting legs (2) commentaries on classics, bullet knot (41) and self-adaptation supporting legs (2) lock joint match.

7. The apparatus according to claim 8, wherein: the protection main body (7) further comprises a spherical block (42), and the spherical block (42) and the elastic buckle (41) are fixedly connected into a whole.

8. The geodetic surveying distance measuring apparatus according to claim 1, wherein: the protection main part (7) still includes spherical knot, spherical knot symmetry fixed connection is inner in the lower part of cover shell, spherical knot matches with self-adaptation supporting legs (2) lower part lock joint.