CN211877048U

CN211877048U - Forced centering device for measuring datum point

Info

Publication number: CN211877048U
Application number: CN202020886597.5U
Authority: CN
Inventors: 王振毅; 刘文敬; 王体梅; 李会会
Original assignee: Henan Haiyuan Surveying And Mapping Service Co ltd
Current assignee: Henan Haiyuan Surveying And Mapping Service Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-11-06
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a measure datum point and force centering device, put flat including the instrument mark, the instrument mark is installed the instrument and is marked the connecting piece below the front of putting flat, and the instrument mark puts the bottom of flat and is connected with the bracing piece, the instrument mark is put and is installed fixed establishment between flat and the bracing piece, and bracing piece internal connection has folding mechanism, the chassis is installed to the bottom of bracing piece, and is connected with adjustment mechanism between bracing piece and the chassis, adjustment mechanism is inside including the threaded rod. The utility model discloses in, under folding mechanism's effect, after the survey crew made the instrument mark put flat with the bracing piece fixed, can rotate the one end of bracing piece through the movable rod, rotate to two sections bracing pieces and be the level, then twist the nut with both hands and screw up, make the bracing piece fixed like this, prevent that it from rotating, fold through both ends for bracing piece length changes, makes things convenient for in staff's carrying.

Description

Forced centering device for measuring datum point

Technical Field

The utility model relates to a measure datum point and force centering technical field, especially relate to a measure datum point and force centering device.

Background

In the measurement operation, the centering for finding the reference point is troublesome, the operation time for the measurement is mostly consumed, and a quick centering device is needed for assistance, so that the efficiency of a measurer is accelerated.

The utility model provides a current measuring reference point forces centering device, application number is 201520507414.3, and he can realize measuring reference point and forces the centering, but he does not possess and to keep adjusting the steady mechanism of level with instrument mark flat component, does not possess moreover and can fold the mechanism that conveniently carries with the bracing piece to do not possess and carry out the mechanism that counterpoints fast and connect between flat component with bracing piece and instrument mark.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current compulsory centering device of measuring datum point and not possessing the mechanism that can keep the regulation level stable with instrument mark flat piece, do not possess the mechanism that can fold the bracing piece and conveniently carry moreover to do not possess the shortcoming that can mark the mechanism of putting to carry out quick counterpoint connection between the flat piece with bracing piece and instrument, and the compulsory centering device of measuring datum point who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a measure datum point and force centering device, includes that the instrument marks and puts a tie, the instrument marks and puts the front below of a tie and install instrument mark connecting piece, and the instrument marks the bottom of putting a tie and be connected with the bracing piece, the instrument marks and puts and install fixed establishment between a tie and the bracing piece, and bracing piece internal connection has folding mechanism, the chassis is installed to the bottom of bracing piece, and is connected with adjustment mechanism between bracing piece and the chassis, adjustment mechanism is inside including the threaded rod, and threaded rod outside threaded connection has first nut, the second nut is installed to the front below of first nut, and the front top of first nut is provided with first thread groove.

As a further description of the above technical solution:

the threaded rod forms a movable structure with the supporting rod through the first thread groove, and the threaded rod forms a fixed structure with the supporting rod through the first nut and the second nut.

As a further description of the above technical solution:

folding mechanism is inside including the fixed block, and the inside fixedly connected with movable rod of fixed block, the outside fixed mounting of movable rod has the loose axle, and the outside threaded connection of movable rod has the hand nut of twisting, the positive below of fixed block is provided with square groove.

As a further description of the above technical solution:

the fixed block passes through the movable rod, the loose axle constitutes the revolution mechanic with the bracing piece, and the movable rod passes through the hand and twists nut and constitutes fixed knot with the bracing piece.

As a further description of the above technical solution:

the fixing mechanism is internally provided with a hand-screwed bolt, the outer side of the hand-screwed bolt is in threaded connection with a second threaded groove, and the bottom end of the second threaded groove is provided with a positioning groove.

As a further description of the above technical solution:

the hand-screwed bolt and the instrument mark leveling piece form a movable structure through the second thread groove, and the central axis of the hand-screwed bolt coincides with the central axis of the second thread groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, under fixed establishment's effect, when survey crew need put instrument sign and tie and be connected between the bracing piece, aim at the constant head tank with bracing piece threaded one end earlier, then screw up, make bracing piece rigidity, then screw up the bolt with the hand and aim at instrument sign and put the inside second thread groove of seting up and seting up on the bracing piece top and aim at, screw up it again, make the instrument sign put and be connected between tie and the bracing piece and consolidate like this, effectually prevent to drop, whole concatenation is simple swift.

2. The utility model discloses in, under folding mechanism's effect, after the survey crew made the instrument mark put flat with the bracing piece fixed, can rotate the one end of bracing piece through the movable rod, rotate to two sections bracing pieces and be the level, then twist the nut with both hands and screw up, make the bracing piece fixed like this, prevent that it from rotating, fold through both ends for bracing piece length changes, makes things convenient for in staff's carrying.

3. The utility model discloses in, under adjustment mechanism's effect, after the measurement personnel concatenation finishes, then need put the flat regulation level of piece with the instrument sign, twist first nut and second nut and move, make first nut and second nut keep away from one section distance of bracing piece, thereby twist the threaded rod and move, when twisting and moving to suitable position, then screw up first nut and second nut and the laminating of bracing piece, thereby make the change position of threaded rod fixed, make things convenient for in measurement personnel's operation like this, quick adjustment.

Drawings

Fig. 1 is a schematic view of the overall structure of a measurement datum point forced centering device according to the present invention;

FIG. 2 is a schematic structural view of the adjusting mechanism of the present invention;

FIG. 3 is a schematic structural view of the middle folding mechanism of the present invention;

fig. 4 is a schematic structural view of the middle fixing mechanism of the present invention.

Illustration of the drawings:

1. an instrument marker placement platform; 2. An instrument-flag connector; 3. A support bar; 4. A chassis; 5. An adjustment mechanism; 501. a threaded rod; 502. A first nut; 503. A second nut; 504. A first thread groove; 6. A folding mechanism; 601. A fixed block; 602. A movable rod; 603. A movable shaft; 604. Screwing the nut by hand; 605. A square groove; 7. A fixing mechanism; 701. Screwing the bolt by hand; 702. A second thread groove; 703. And (6) positioning a groove.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a forced centering device for measuring datum points comprises an instrument mark flat piece 1, an instrument mark connecting piece 2, a support rod 3, a chassis 4, an adjusting mechanism 5, a threaded rod 501, a first nut 502, a second nut 503, a first threaded groove 504, a folding mechanism 6, a fixed block 601, a movable rod 602, a movable shaft 603, a hand-screwed nut 604, a square groove 605, a fixing mechanism 7, a hand-screwed bolt 701, a second threaded groove 702 and a positioning groove 703, wherein the instrument mark connecting piece 2 is arranged below the front surface of the instrument mark flat piece 1, the bottom end of the instrument mark flat piece 1 is connected with the support rod 3, the fixing mechanism 7 is arranged between the instrument mark flat piece 1 and the support rod 3, the folding mechanism 6 is connected inside the support rod 3, the chassis 4 is arranged at the bottom end of the support rod 3, and the adjusting mechanism 5 is connected between the support rod 3 and the chassis, adjusting mechanism 5 is inside including threaded rod 501, and threaded rod 501 outside threaded connection has first nut 502, and second nut 503 is installed to the front below of first nut 502, and is provided with first thread groove 504 above the front of first nut 502, and wherein the center department that the instrument mark put flat 1 sets up the mounting hole for the instrument mark connecting piece 2 top thread extension rod can effectually be connected.

Further, the threaded rod 501 and the support rod 3 form a movable structure through the first threaded groove 504, and the threaded rod 501 and the support rod 3 form a fixed structure through the first nut 502 and the second nut 503, wherein the first threaded groove 504 is formed in the support rod 3, and the chassis 4 and the threaded rod 501 are fixedly welded.

Further, the inside fixed block 601 that is included of folding mechanism 6, and the inside fixedly connected with movable rod 602 of fixed block 601, the outside fixed mounting of movable rod 602 has loose axle 603, and the outside threaded connection of movable rod 602 has hand nut 604, the front below of fixed block 601 is provided with square groove 605, wherein fixed welding between one section and the fixed block 601 in the upper portion of bracing piece 3, the inside fixed loose axle 603 of welded fastening that inlays of one section both sides in lower part of bracing piece 3, and the both ends of movable rod 602 are provided with the screw thread and are connected with hand nut 604.

Further, the fixed block 601 forms the active structure through movable rod 602, loose axle 603 and bracing piece 3, and the movable rod 602 forms the fixed structure through hand-screwed nut 604 and bracing piece 3, wherein square groove 605 has been seted up to the lower part one section of bracing piece 3 for the fixed block 601 after folding can effectively be put into, thereby makes bracing piece 3 can effectual folding.

Further, the fixing mechanism 7 is internally provided with a hand-screwed bolt 701, the outer side of the hand-screwed bolt 701 is in threaded connection with a second thread groove 702, the bottom end of the second thread groove 702 is provided with a positioning groove 703, the positioning groove 703 is formed in the surface wall of the lower end of the instrument mark flat component 1, and the top end of the support rod 3 is provided with threads, so that the support rod 3 and the instrument mark flat component 1 are positioned and fixed firstly.

Further, the hand-screwed bolt 701 and the instrument mark leveling member 1 form a movable structure through the second thread groove 702, and the central axis of the hand-screwed bolt 701 coincides with the central axis of the second thread groove 702, wherein the second thread groove 702 is formed in the instrument mark leveling member 1 and the top end of the support rod 3, so that the hand-screwed bolt 701 can be effectively screwed and fixed.

The working principle is as follows: when a measurer needs to connect the instrument mark leveling member 1 and the support rod 3, the threaded end of the support rod 3 is aligned with the positioning groove 703, then the support rod 3 is screwed down to be fixed, then the hand-screwed bolt 701 is aligned with the second thread groove 702 arranged in the instrument mark leveling member 1 and aligned with the top end of the support rod 3, and then the support rod is screwed down, so that the instrument mark leveling member 1 and the support rod 3 are connected and reinforced, the falling is effectively prevented, the integral splicing is simple and quick, after the measurer fixes the instrument mark leveling member 1 and the support rod 3, one end of the support rod 3 can be rotated through the movable rod 602 until the two sections of the support rod 3 are horizontal, then the two hand-screwed nuts 604 are screwed down, so that the support rod 3 is fixed, the rotation of the support rod is prevented, and the length of the support rod 3 is changed through the folding of the two ends, the portable splicing device is convenient to carry by workers, after splicing of the measuring staff is completed, the instrument mark leveling piece 1 needs to be adjusted horizontally, the first nut 502 and the second nut 503 are screwed to move, the first nut 502 and the second nut 503 are far away from the supporting rod 3 for a certain distance, the threaded rod 501 is screwed to move, when the threaded rod is screwed to a proper position, the first nut 502 and the second nut 503 are screwed to be attached to the supporting rod 3, and therefore the change position of the threaded rod 501 is fixed, operation of the measuring staff is convenient, quick adjustment is achieved, and the working principle of the portable splicing device is achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A forced centering device for measuring datum points comprises an instrument mark flat-placing piece (1), it is characterized in that an instrument mark connecting piece (2) is arranged below the front surface of the instrument mark flat piece (1), the bottom end of the instrument mark flat piece (1) is connected with a supporting rod (3), a fixing mechanism (7) is arranged between the instrument mark flat piece (1) and the supporting rod (3), and the inside of the supporting rod (3) is connected with a folding mechanism (6), the bottom end of the supporting rod (3) is provided with a chassis (4), and an adjusting mechanism (5) is connected between the supporting rod (3) and the chassis (4), a threaded rod (501) is arranged in the adjusting mechanism (5), a first nut (502) is connected with the outer side of the threaded rod (501) in a threaded manner, a second nut (503) is arranged below the front surface of the first nut (502), and a first thread groove (504) is arranged above the front surface of the first nut (502).

2. A measuring reference point forced centering device according to claim 1, characterized in that the threaded rod (501) forms a movable structure with the support rod (3) through the first thread groove (504), and the threaded rod (501) forms a fixed structure with the support rod (3) through the first nut (502) and the second nut (503).

3. The forced centering device for measuring the datum point according to claim 1, wherein the folding mechanism (6) comprises a fixed block (601) inside, a movable rod (602) is fixedly connected to the inside of the fixed block (601), a movable shaft (603) is fixedly installed on the outer side of the movable rod (602), a hand-screwed nut (604) is connected to the outer portion of the movable rod (602) through threads, and a square groove (605) is formed below the front face of the fixed block (601).

4. A measuring reference point forced centering device according to claim 3, characterized in that the fixed block (601) forms a movable structure with the support rod (3) through the movable rod (602), the movable shaft (603), and the movable rod (602) forms a fixed structure with the support rod (3) through the hand-screwed nut (604).

5. A measuring reference point forced centering device according to claim 1, characterized in that the fixing mechanism (7) comprises a hand-screwed bolt (701) inside, and the outer side of the hand-screwed bolt (701) is connected with a second thread groove (702) in a threaded manner, and the bottom end of the second thread groove (702) is provided with a positioning groove (703).

6. A measuring reference point forced centering device according to claim 5, characterized in that the hand bolt (701) and the instrument marking flat (1) form a movable structure through the second threaded groove (702), and the central axis of the hand bolt (701) is coincident with the central axis of the second threaded groove (702).