Foldable support is used in survey and drawing
Technical Field
The utility model relates to a survey and drawing technical field specifically is a folding bracket is used in survey and drawing.
Background
Surveying instrument is the device that carries out data acquisition, processing in the middle of surveying and mapping operation design and manufacturing, often can use in aspects such as engineering construction, and the surveying and mapping support is for making surveying and mapping device more stable and carry out the auxiliary assembly that cooperates the use.
When present survey and drawing support all can carry out altitude mixture control basically, all be the simple device of similar telescopic link and the like basically, can't carry out the fine setting of height, but the in-process of survey and drawing can be difficult to avoid carrying out the survey and drawing operation on the ground that is not steady, can't finely tune just lead to being difficult to make surveying and drawing device be in the horizontality, and if still need adjust surveying and drawing device's height behind the horizontality of adjusting then can be very inconvenient, consequently need for a kind of foldable support for survey and drawing to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a foldable support is used in survey and drawing to solve the support that proposes in the above-mentioned background art and can't finely tune and adjust surveying device again after the horizontality very inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a foldable support for surveying and mapping comprises a support body for surveying and mapping, wherein a level meter is arranged at the top end of the support body for surveying and mapping, a surveying and mapping instrument lifting sleeve is inserted at the top end of the support body for surveying and mapping, a surveying and mapping instrument lifting threaded rod is inserted inside the surveying and mapping instrument lifting sleeve, a surveying and mapping instrument fixing block is arranged at the top end of the surveying and mapping instrument lifting threaded rod, a first common gear is fixedly connected with the bottom surface end of the surveying and mapping instrument lifting sleeve, a first telescopic rod is fixedly connected with the top end of the support body for surveying and mapping, a second telescopic rod is inserted inside the first telescopic rod, a first regulating valve is inserted at the top end of the support body for surveying and mapping, a second common gear is fixedly connected with the bottom surface end of the first regulating valve, a foldable clamping block is fixedly connected with the bottom end of the support body for, the bottom of folding fixture block is inserted and is equipped with folding stopper, and the bottom fixedly connected with connecting block of folding stopper, telescopic tube has been installed to the bottom of connecting block, and telescopic tube's inside is inserted and is equipped with flexible threaded rod, the support base has been installed to the bottom of flexible threaded rod, telescopic tube's first conical gear of top fixedly connected with, the side of connecting block is inserted and is equipped with the third governing valve, and the third governing valve is at one side fixedly connected with second conical gear who is close to support body central point for the survey and drawing and puts.
Preferably, the screw thread is seted up to surveying instrument lift telescopic inside, and the inside of surveying instrument lift telescopic and the surface of surveying instrument lift threaded rod constitute spiral rotary type structure.
Preferably, the inner diameter of the first telescopic rod is larger than the surface diameter of the second telescopic rod, and the surface of the second telescopic rod and the inner part of the first telescopic rod form a sliding structure.
Preferably, the right side of the first common gear is meshed with the left side of the second common gear, and the right side of the first common gear and the left side of the second common gear form a rotating structure.
Preferably, the right side of the first bevel gear is meshed with the bottom end of the second bevel gear, and the right side of the first bevel gear and the bottom end of the second bevel gear form a rotating structure.
Preferably, the inside of telescopic sleeve is threaded, and the inside of telescopic sleeve and the surface of flexible threaded rod constitute spiral rotary type structure.
Compared with the prior art, the beneficial effects of the utility model are that: this foldable support is used in survey and drawing is provided with telescope tube and flexible threaded rod, can finely tune the height of support body for survey and drawing and make the support body for survey and drawing can reach the horizontality fast, can make surveying instrument lift sleeve rotate through rotating first governing valve, can adjust the height of mapping device through rotating first governing valve after the support body for survey and drawing reaches the horizontality.
(1) The device is provided with telescope tube and flexible threaded rod, through setting up three telescope tube of group and flexible threaded rod, can make flexible threaded rod stretch out and draw back in telescope tube's inside through rotating the third governing valve, can finely tune the height that makes the support body for survey and drawing through this mode with the support body for survey and drawing and can reach the horizontality fast.
(2) The device can make surveying instrument lift sleeve rotate through rotating first governing valve, can make the height of surveying instrument fixed block go up and down through surveying instrument lift sleeve's rotation, can be after the support body reaches the horizontality for the survey and drawing highly adjust surveying device through rotating first governing valve.
Drawings
FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic side view of the structure of the folding fixture block and the folding stopper of the present invention;
fig. 4 is an enlarged schematic view of a structure in fig. 1 according to the present invention.
In the figure: 1. a bracket body for mapping; 2. a surveying instrument lifting sleeve; 3. lifting the threaded rod by the surveying instrument; 4. fixing blocks of the surveying instrument; 5. a first telescopic rod; 6. a second telescopic rod; 7. a level gauge; 8. a first common gear; 9. a second common gear; 10. a first regulating valve; 11. folding the fixture block; 12. a second regulating valve; 13. folding the limited block; 14. connecting blocks; 15. a first bevel gear; 16. a second bevel gear; 17. a third regulating valve; 18. a telescopic sleeve; 19. a telescopic threaded rod; 20. and a base is supported.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a foldable support for surveying and mapping comprises a support body 1 for surveying and mapping, wherein a level 7 is arranged at the top end of the support body 1 for surveying and mapping, a surveying and mapping instrument lifting sleeve 2 is inserted at the top end of the support body 1 for surveying and mapping, threads are arranged inside the surveying and mapping instrument lifting sleeve 2, the inside of the surveying and mapping instrument lifting sleeve 2 and the surface of a surveying and mapping instrument lifting threaded rod 3 form a spiral rotating type structure, a surveying and mapping instrument lifting threaded rod 3 is inserted inside the surveying and mapping instrument lifting sleeve 2, a surveying and mapping instrument fixing block 4 is arranged at the top end of the surveying and mapping instrument lifting threaded rod 3, a first common gear 8 is fixedly connected to the bottom end of the surface of the surveying and mapping instrument lifting sleeve 2, the right side of the first common gear 8 is meshed with the left side of a second common gear 9, the right side of the first common gear 8 and the left side of the second common gear 9 form a rotating, the inside diameter size of first telescopic link 5 is greater than the surperficial diameter size of second telescopic link 6, and the surface of second telescopic link 6 and the inside constitution slidingtype structure of first telescopic link 5.
A second telescopic rod 6 is inserted in the first telescopic rod 5, a first regulating valve 10 is inserted at the top end of the support body 1 for surveying and mapping, a second common gear 9 is fixedly connected to the bottom end of the surface of the first regulating valve 10, a folding fixture block 11 is fixedly connected to the bottom end of the support body 1 for surveying and mapping, a second regulating valve 12 is inserted in the front face of the folding fixture block 11, a folding stopper 13 is inserted at the bottom end of the folding fixture block 11, a connecting block 14 is fixedly connected to the bottom end of the folding stopper 13, a telescopic sleeve 18 is installed at the bottom end of the connecting block 14, a thread is formed in the telescopic sleeve 18, a spiral rotating type structure is formed by the inner part of the telescopic sleeve 18 and the surface of the telescopic threaded rod 19, a telescopic threaded rod 19 is inserted in the telescopic sleeve 18, a supporting base 20 is installed at the bottom end of the telescopic threaded, the right side of the first bevel gear 15 is meshed with the bottom end of the second bevel gear 16, the right side of the first bevel gear 15 and the bottom end of the second bevel gear 16 form a rotary structure, a third adjusting valve 17 is inserted into the side surface of the connecting block 14, and the second bevel gear 16 is fixedly connected to the third adjusting valve 17 on one side close to the central position of the support body 1 for surveying and mapping.
The working principle is as follows: during the use, when needs are adjusted support body 1 for the survey and drawing to the horizontality, according to figure 1, can make second bevel gear 16 rotate through rotating third governing valve 17, rotation through second bevel gear 16 can make first bevel gear 15 rotate, rotation through first bevel gear 15 can drive telescope tube 18 and rotate, rotation through telescope tube 18 can make flexible threaded rod 19 stretch out and draw back in telescope tube 18's inside, adjust through the position with flexible threaded rod 19 and make the height of support body 1 for the survey and drawing can finely tune, can make support body 1 for the survey and drawing adjust to the horizontality fast through this mode, after support body 1 for the survey and drawing finishes using, can fold folding stopper 13 through rotating second governing valve 12, can be convenient for accomodate and carry.
When the height of the surveying instrument needs to be adjusted after the bracket body 1 for surveying and mapping is adjusted to the horizontal state, according to the attached figure 1, the surveying instrument is placed on the top end of the surveying instrument fixing block 4 for fixing, the second common gear 9 can be rotated by rotating the first adjusting valve 10, the left side of the second common gear 9 is engaged with the right side of the first common gear 8, the first common gear 8 can be rotated by the rotation of the second common gear 9, the surveying instrument lifting sleeve 2 can be rotated by the rotation of the first common gear 8, the surveying instrument lifting threaded rod 3 can be stretched in the surveying instrument lifting sleeve 2 by rotating the surveying instrument lifting sleeve 2, the height of the fixing block 4 of the surveying instrument can be adjusted by the extension and contraction of the lifting threaded rod 3 of the surveying instrument, through this mode can make the height that still can adjust the surveying instrument under the support body 1 for survey and drawing is in the horizontality.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.