CN218494666U

CN218494666U - Adjustable supporting device

Info

Publication number: CN218494666U
Application number: CN202222699811.8U
Authority: CN
Inventors: 唐太宗; 田科; 石磊; 李小露
Original assignee: Sichuan Huaxing Century Technology Development Co ltd
Current assignee: Sichuan Huaxing Century Technology Development Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-02-17
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a strutting arrangement with adjustable relates to the A-frame field, including mount pad, first stabilizer blade, second stabilizer blade, the inboard of first stabilizer blade is provided with and extends to the inside locking subassembly that just is used for carrying out the locking location to the second stabilizer blade of second stabilizer blade. The utility model discloses a set up the locking subassembly, when needs are adjusted the second stabilizer blade, only need press down the briquetting, make the locking fixture block remove and remove the locking to change gear, can remove the operation to the second stabilizer blade this moment, the second stabilizer blade removes the accessible ball and drives ball screw, change gear rotates, loosen and press down to pressing down the briquetting, the locking fixture block resets and carries out the locking to change gear, thereby realize the rigidity of second stabilizer blade, can realize the regulation of second stabilizer blade under the condition of not bowing through the cooperation of above a plurality of parts, fixed operation, be different from traditional locking bolt's fixed knot structure, can further improve the regulation efficiency of device.

Description

Adjustable supporting device

Technical Field

The utility model relates to a A-frame field specifically is a strutting arrangement with adjustable.

Background

The surveying instrument is an instrument and a device for data acquisition, processing, output and the like designed and manufactured for surveying operation, and is used for various aspects of orientation, distance measurement, angle measurement, height measurement, mapping, photogrammetry and the like required by measurement work in the stages of planning, design, construction and operation management in engineering construction.

Surveying instrument is in the use, generally carry out the auxiliary stay through the tripod and use, traditional tripod is by a mount pad, three rotatable flexible stabilizer blade is constituteed, wherein flexible stabilizer blade is by two supporting legs subassemblies that slide and cup joint, and locking between two supporting legs, it fixes the supporting legs of inboard to set up the locking bolt through the outer wall at the outside supporting legs, and this locking bolt sets up the position department that the supporting legs is close to the bottom in the outside, there is certain distance apart from the mount pad, when carrying out mount pad levelness regulation, it comes to twist the locking bolt to need the mapping staff to bow, screw up again after the regulation is accomplished, the operation of bowing is not convenient for the levelness change that the mapping staff observed the mount pad, thereby influence the regulation efficiency of mount pad levelness.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: need bow when solving traditional tripod and carry out the fixed and unblock of flexible stabilizer blade, lead to the survey and drawing personnel of being inconvenient for to observe the problem that the mount pad levelness changes, provide a strutting arrangement with adjustable.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a strutting arrangement with adjustable, includes mount pad, first stabilizer blade, second stabilizer blade, first stabilizer blade rotates to be connected in the bottom of mount pad, the second stabilizer blade slides and cup joints in the inboard of first stabilizer blade, the inboard of first stabilizer blade is provided with and extends to the inside locking subassembly that just is used for carrying out the locking location to the second stabilizer blade of second stabilizer blade, the locking subassembly includes:

the fixing plate is fixed on the inner side of the first support leg and positioned above the second support leg, the inner wall of the fixing plate is rotatably connected with a ball screw rod extending into the second support leg, and the top end of the ball screw rod extends to the position above the fixing plate and is connected with a rotating gear;

the return spring is positioned at the bottom end of the annular block, and the bottom end of the return spring is attached to the top end of the fixed plate;

the pressing blocks are fixed on two sides of the outer wall of the annular block, and the top ends of the pressing blocks are fixedly connected with locking clamping blocks.

As a further aspect of the present invention: the locking fixture block is characterized in that a tooth groove matched with the tooth block on the outer wall of the rotating gear is formed in the side face of the outer wall of the locking fixture block, one side, far away from the annular block, of the pressing block penetrates through the outer portion of the first supporting leg, and a limiting sliding groove for the movement of the pressing block is formed in the position, contacted with the pressing block, of the first supporting leg.

As a further aspect of the present invention: the inside shaping of second stabilizer blade has the hole groove that supplies ball screw to insert, just the inside of second stabilizer blade is rotated and is connected with the ball that cup joints mutually with ball screw outer wall screw thread.

As a further aspect of the present invention: the diameters of the inner walls of the annular block and the return spring are larger than the diameter of the outer wall of the ball screw.

As a further aspect of the present invention: the outer wall of one end, positioned outside the first supporting leg, of the second supporting leg is fixedly connected with a pedal.

As a further aspect of the present invention: the quantity of first stabilizer blade is provided with threely, and is three first stabilizer blade is annular evenly distributed in the bottom of mount pad, the bottom of mount pad is seted up and is supplied first stabilizer blade pivoted rotation groove, the top position department of first stabilizer blade outer wall both sides is connected with the axis of rotation of being connected with rotation inslot wall rotation.

As the utility model discloses further scheme again: a plurality of bubble gradienters are installed on the top end of the installation seat and are distributed annularly by taking the center of the installation seat as the circle center.

Compared with the prior art, the beneficial effects of the utility model are that:

through setting up the locking subassembly, when needs are adjusted the second stabilizer blade, only need press down the briquetting, make the locking fixture block remove and relieve the locking to rotating gear, can remove the operation to the second stabilizer blade this moment, the second stabilizer blade removes the accessible ball and drives ball screw, rotating gear rotates, loosen and press down of briquetting, the locking fixture block resets and locks rotating gear, thereby realize the rigidity of second stabilizer blade, can realize the regulation of second stabilizer blade under the condition of not bowing through the cooperation of a plurality of parts more than, fixed operation, be different from traditional locking bolt's fixed knot structure, can further improve the regulation efficiency of device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic connection diagram of the first support leg, the second support leg and the locking assembly of the present invention;

FIG. 3 is a sectional view of the first leg of the present invention;

fig. 4 is a schematic structural diagram of the ring block, the pressing block and the locking fixture block of the present invention.

In the figure: 1. a mounting seat; 2. a first leg; 3. a second leg; 4. a pedal; 5. a locking assembly; 501. a fixing plate; 502. a ball screw; 503. a rotating gear; 504. a ring block; 505. a return spring; 506. a pressing block; 507. locking the fixture block; 6. and a limiting sliding 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 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.

Please refer to fig. 1-4, in the embodiment of the present invention, an adjustable supporting device, including mount pad 1, first stabilizer blade 2, second stabilizer blade 3, first stabilizer blade 2 rotates to be connected in the bottom of mount pad 1, second stabilizer blade 3 slides to cup joint in the inboard of first stabilizer blade 2, the quantity of first stabilizer blade 2 is provided with threely, three first stabilizer blade 2 is annular evenly distributed in the bottom of mount pad 1, the bottom of mount pad 1 is seted up and is supplied first stabilizer blade 2 pivoted rotation groove, the top position department of 2 outer wall both sides of first stabilizer blade is connected with and rotates the rotation axis that inslot wall rotates the connection, the inboard of first stabilizer blade 2 is provided with and extends to the inside locking subassembly 5 that just is used for carrying out the locking location to second stabilizer blade 3 of second stabilizer blade 3, locking subassembly 5 includes:

the fixing plate 501 is fixed on the inner side of the first support leg 2 and located above the second support leg 3, the inner wall of the fixing plate 501 is rotatably connected with a ball screw 502 extending into the second support leg 3, a hole groove for inserting the ball screw 502 is formed in the second support leg 3, the inner part of the second support leg 3 is rotatably connected with a ball in threaded sleeve connection with the outer wall of the ball screw 502, and the top end of the ball screw 502 extends to the upper side of the fixing plate 501 and is connected with a rotating gear 503;

the annular block 504 and the return spring 505 are sleeved on the outer wall of the ball screw 502 and positioned between the fixed plate 501 and the rotating gear 503, the top end of the annular block 504 is attached to the bottom end of the rotating gear 503, the return spring 505 is positioned at the bottom end of the annular block 504, and the bottom end of the return spring 505 is attached to the top end of the fixed plate 501;

be fixed in the pressing block 506 of annular piece 504 outer wall both sides, the top fixedly connected with locking fixture block 507 of pressing block 506, the outer wall side shaping of locking fixture block 507 have with the gear teeth groove of transmitting gear 503 outer wall tooth piece assorted, one side that annular piece 504 was kept away from to pressing block 506 runs through to the outside of first leg 2, the spacing spout 6 that supplies to press block 506 to remove is seted up to the position department that first leg 2 and pressing block 506 contacted.

In this embodiment: when the device is used, a surveying instrument can be installed at the top end of the installation base 1, after the three first supporting legs 2 are unfolded and placed on the ground, the levelness of the installation base 1 can be observed and judged through a bubble level meter at the top of the installation base 1, when the levelness of the installation base 1 is adjusted, the pressing block 506 can be pushed downwards, the pressing block 506 can move downwards along the inner wall of the limiting sliding groove 6 and synchronously drive the locking clamping block 507 and the annular block 504 to move downwards, the annular block 504 can extrude the return spring 505 to contract, the locking clamping block 507 moves downwards to be separated from the tooth block of the rotating gear 503, then the locking on the rotating gear 503 is released, at the moment, the second supporting leg 3 can be pulled to move, the adjustment of the integral length of the second supporting leg 3 and the first supporting leg 2 can be realized through the movement of the second supporting leg 3, so that the levelness of the installation base 1 can be adjusted, in the process, the second support leg 3 can move through the ball to drive the ball screw 502 and the rotating gear 503 to rotate, when the levelness of the mounting seat 1 is adjusted, the thrust on the pressing block 506 can be released, at the moment, the annular block 504 can automatically reset and move outwards under the action of the return spring 505, the pressing block 506 and the locking fixture block 507 can synchronously move upwards, the locking fixture block 507 is clamped with the outer wall tooth block of the rotating gear 503 again, the locking of the rotating gear 503 is realized, so that the relative fixing between the second support leg 3 and the first support leg 2 is realized, the rapid fixing and unlocking of the second support leg 3 and the first support leg 2 can be realized through the matching of the plurality of parts, the fixing structure is different from the traditional fixing structure of a locking bolt, a surveying and mapping personnel is not required to bend down in the operation process, the change condition of the bubble level can be synchronously observed, the efficiency of the adjustment of the device can be further improved.

Referring to fig. 2 to 4, the diameters of the inner walls of the ring block 504 and the return spring 505 are larger than the diameter of the outer wall of the ball screw 502.

In this embodiment: through the structure, the inner walls of the annular block 504 and the return spring 505 are not in contact with the outer wall of the ball screw 502, and friction is not generated on the rotation of the ball screw 502.

Please refer to fig. 1 to 3, the outer wall of the second leg 3 at the outer end of the first leg 2 is fixedly connected with a pedal 4.

In this embodiment: through setting up footboard 4, can step on footboard 4 through the foot and carry out spacingly to second stabilizer blade 3 when carrying out the levelness adjustment to mount pad 1, later remove through pulling first stabilizer blade 2 or mount pad 1, can realize the length adjustment of second stabilizer blade 3 and first stabilizer blade 2, it can make the survey and drawing personnel need not to bow the operation.

Please refer to fig. 1, a plurality of bubble levels are mounted at the top of the mounting base 1, and the plurality of bubble levels are distributed annularly around the center of the mounting base 1.

In this embodiment: the setting through a plurality of bubble levels can be convenient for the surveying personnel and observe the levelness of mount pad 1 at different angles.

The above-mentioned, 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. The utility model provides a strutting arrangement with adjustable, includes mount pad (1), first stabilizer blade (2), second stabilizer blade (3), first stabilizer blade (2) are rotated and are connected in the bottom of mount pad (1), its characterized in that, the inboard of first stabilizer blade (2) is provided with and extends to inside locking subassembly (5) that just is used for carrying out the locking location to second stabilizer blade (3) of second stabilizer blade (3), locking subassembly (5) include:

the fixing plate (501) is fixed on the inner side of the first supporting leg (2) and located above the second supporting leg (3), the inner wall of the fixing plate (501) is rotatably connected with a ball screw (502) extending into the second supporting leg (3), and the top end of the ball screw (502) extends to the upper side of the fixing plate (501) and is connected with a rotating gear (503);

the ball screw is characterized by comprising an annular block (504) and a return spring (505), wherein the annular block (504) is sleeved on the outer wall of the ball screw (502) and is positioned between a fixing plate (501) and a rotating gear (503), the top end of the annular block (504) is attached to the bottom end of the rotating gear (503), the return spring (505) is positioned at the bottom end of the annular block (504), and the bottom end of the return spring (505) is attached to the top end of the fixing plate (501);

and the pressing blocks (506) are fixed on two sides of the outer wall of the annular block (504), and the top ends of the pressing blocks (506) are fixedly connected with locking fixture blocks (507).

2. The adjustable supporting device as claimed in claim 1, wherein a tooth groove matched with the tooth block on the outer wall of the rotating gear (503) is formed on the side surface of the outer wall of the locking fixture block (507), one side of the pressing block (506) far away from the annular block (504) penetrates to the outside of the first supporting leg (2), and a position, where the first supporting leg (2) is in contact with the pressing block (506), is provided with a limiting sliding groove (6) for the pressing block (506) to move.

3. The adjustable supporting device according to claim 1, wherein the second leg (3) is formed with a hole for inserting the ball screw (502) therein, and the second leg (3) is rotatably connected with a ball in threaded connection with the outer wall of the ball screw (502).

4. The adjustable support device according to claim 1, wherein the inner wall diameter of the annular block (504) and the return spring (505) is larger than the outer wall diameter of the ball screw (502).

5. The adjustable supporting device according to claim 1, wherein the outer wall of the second leg (3) at the end outside the first leg (2) is fixedly connected with a pedal (4).