CN221146059U

CN221146059U - Survey support

Info

Publication number: CN221146059U
Application number: CN202322808370.5U
Authority: CN
Inventors: 刘艳; 彭俊; 黄卫
Original assignee: Dingzheng Engineering Consulting Co ltd
Current assignee: Dingzheng Engineering Consulting Co ltd
Priority date: 2023-10-19
Filing date: 2023-10-19
Publication date: 2024-06-14
Anticipated expiration: 2033-10-19

Abstract

The utility model provides a survey stand. Survey support includes outer frame main part pole and fixed mounting at the last solid fixed ring at main part pole top, go up solid fixed ring's rotation and install a plurality of landing legs, the middle part fixed mounting of main part pole has lower solid fixed ring, be provided with a plurality of connection bull stick down on the solid fixed ring correspondingly, the one end of connecting the bull stick rotates with the landing leg one side that is close to the main part pole and is connected, the other end of connecting the bull stick rotates with solid fixed ring down and is connected, main part pole cavity setting just the cavity of main part pole is interior to slide and is provided with the lift straight-bar, the top fixed mounting of lift straight-bar has lift platform, the top of lift platform is provided with the installation screw rod, the top of main part pole is provided with accomodates the groove, accomodate the shape in groove and lift platform's shape looks adaptation. The surveying bracket provided by the utility model has the advantages of convenience in height adjustment, convenience in bracket locking and wide application range.

Description

Survey support

Technical Field

The utility model relates to the technical field of buildings, in particular to a survey bracket.

Background

In engineering planning, a surveying device is often required to survey a construction site, and the terrain of the construction site is quite complex and various, so that a surveying instrument needs to be supported by a surveying bracket to complete surveying operation.

The height of traditional survey support often is realized through adjusting the length of landing leg, and the instrument level of later stage is still hindered to the past in the time and energy-consuming time of such operation is adjusted, and traditional survey support can make the support appear slight aversion when locking after high regulation is accomplished in addition, accomplishes the locking and need readjusting the height sometimes, reciprocating operation between the operation of height-adjusting and locking, and is very loaded down with trivial details.

Accordingly, there is a need to provide a new survey stand that addresses the above-described problems.

Disclosure of utility model

The utility model solves the technical problem of providing a surveying bracket which is convenient for height adjustment, bracket locking and wide in application range.

In order to solve the above technical problems, the survey stand provided by the present utility model includes: the utility model provides a fixed ring on main part pole and fixed mounting are at the main part pole top, go up the rotation of fixed ring and install a plurality of landing legs, the middle part fixed mounting of main part pole has fixed ring down, be provided with a plurality of connection bull stick down on the fixed ring correspondingly, the one end of connecting the bull stick rotates with the landing leg near one side of main part pole and is connected, the other end of connecting the bull stick rotates with fixed ring down and is connected, the landing leg is used for supporting whole main part pole, main part pole cavity set up just the cavity of main part pole is internal to slide and is provided with the lift straight-bar, the top fixed mounting of lift straight-bar has lift platform, the top of lift platform is provided with the installation screw rod, the installation screw rod is used for installing and surveys the instrument, the top of main part pole is provided with accomodates the groove, accomodate the shape looks adaptation of groove and lift platform, accomodate the groove is used for accomodating lift platform.

Preferably, the bottom of the lifting straight rod is fixedly provided with a lifting screw sleeve, the lifting screw sleeve is connected with a lifting screw rod in a threaded manner, and the lifting screw rod is used for enabling the lifting screw sleeve to move along the vertical direction when rotating so as to drive the lifting straight rod to move along the vertical direction.

Preferably, the main body rod is fixedly provided with a mounting plate, the bottom of the lifting screw is fixedly provided with a first bevel gear, a second bevel gear which is staggered with the first bevel gear in the reverse direction of rotation is connected to the first bevel gear in a meshed mode, the second bevel gear is rotatably mounted on the mounting plate, one side of the second bevel gear, which is not provided with teeth, is fixedly provided with an adjusting knob, and the adjusting knob is used for enabling the second bevel gear to rotate to drive the first bevel gear to rotate when being rotated.

Preferably, the bottom of the first bevel gear is fixedly provided with a gear rod, one end of the gear rod is fixedly connected with the first bevel gear, the other end of the gear rod is rotatably provided with a rotating base, and the bottom of the rotating base is fixedly arranged on the inner bottom wall surface in the cavity of the main body rod.

Preferably, the gear rod is fixedly provided with a locking disc, a first locking disc is arranged above the locking disc, the first locking disc is sleeved on the gear rod, a second locking disc is arranged below the locking disc, the second locking disc is sleeved on the gear rod, and the first locking disc and the second locking disc are used for enabling the gear rod not to rotate any more when the first locking disc and the second locking disc are close to each other so as to achieve a locking effect.

Preferably, the second locking disc is fixedly provided with a plurality of locking screws, the locking screws penetrate through the first locking disc, correspondingly, the locking screws are connected with locking threaded sleeves in a threaded mode, and the locking threaded sleeves are used for enabling the first locking disc and the second locking disc to be close to or far away from each other when rotating.

Preferably, a rubber gasket is arranged at the bottom of the first locking disc, a rubber gasket is arranged at the top of the second locking disc, and the rubber gasket is used for enhancing the locking effect of the first locking disc and the second locking disc on the locking disc.

Compared with the related art, the survey bracket provided by the utility model has the following beneficial effects:

The utility model provides a surveying bracket, wherein the supporting legs are convenient to store and carry, the lifting platform can be stored in a storage groove, the stability of an internal workpiece during conveying or storage is ensured, the service life of the device is prolonged, the lifting of the whole lifting platform is more convenient to adjust through the arrangement of an adjusting knob, the lifting of the whole lifting platform can be fixed at any height, the error during the height adjustment of the surveying bracket is greatly reduced, in addition, the locking of the locking disc is firmer through the arrangement of a first locking disc and a second locking disc, the phenomenon of measuring error caused by loosening of the bracket during the use of a surveying instrument is avoided, and the influence on the lifting platform with the height adjusted is avoided during the locking operation.

Drawings

FIG. 1 is a schematic view of a survey rack according to a preferred embodiment of the present utility model;

FIG. 2 is a view of a preferred embodiment of a survey stand provided by the present utility model with a lifting platform raised;

FIG. 3 is a schematic view of the structure of the lifting straight bar and the main body bar of a preferred embodiment of the survey stand provided by the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at A;

FIG. 5 is a diagram of the connection of lifting screws of a preferred embodiment of a survey rack provided by the present utility model;

FIG. 6 is an enlarged view at B in FIG. 5;

FIG. 7 is a top view of a lifting screw of a preferred embodiment of a survey stand provided by the present utility model.

Reference numerals in the drawings: 1. the main body rod, 2, the landing leg, 3, the upper fixed ring, 4, the lower fixed ring, 5, the connecting rotating rod, 6, the storage groove, 7, the lifting platform, 8, the installation screw, 9, the lifting straight rod, 10, the lifting screw, 11, the lifting screw sleeve, 12, the first bevel gear, 13, the second bevel gear, 14, the adjusting knob, 15, the installation plate, 16, the rotating base, 17, the gear rod, 18, the locking disc, 19, the first locking disc, 20, the second locking disc, 21, the locking screw, 22, the locking screw sleeve, 23 and the rubber gasket.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, and fig. 7 in combination, fig. 1 is a schematic structural view of a preferred embodiment of a survey stand provided by the present utility model, fig. 2 is a state diagram of a lifting platform of a preferred embodiment of a survey stand provided by the present utility model when lifted, fig. 3 is a schematic structural view of a lifting straight rod and a main body rod of a preferred embodiment of a survey stand provided by the present utility model, fig. 4 is an enlarged view at a in fig. 3, fig. 5 is a connection relationship diagram of a lifting screw rod of a preferred embodiment of a survey stand provided by the present utility model, fig. 6 is an enlarged view at B in fig. 5, and fig. 7 is a top view of a lifting screw rod of a preferred embodiment of a survey stand provided by the present utility model. The survey stand includes: the main part pole 1 and fixed mounting are at the last solid fixed ring 3 at main part pole 1 top, go up solid fixed ring 3's rotation and install three landing leg 2, the middle part fixed mounting of main part pole 1 has down solid fixed ring 4, be provided with three connection bull stick 5 on the solid fixed ring 4 down correspondingly, the one end of connecting bull stick 5 is connected with the one side rotation that landing leg 2 is close to main part pole 1, the other end and the solid fixed ring 4 rotation of connecting bull stick 5 are connected down, landing leg 2 is used for supporting whole main part pole 1, main part pole 1 cavity sets up and slides in the cavity of main part pole 1 and is provided with lift straight-bar 9, it is noted that the top opening of main part pole 1, the bottom is sealed. The top fixed mounting of lift straight-bar 9 has lift platform 7, and the top of lift platform 7 is provided with mounting screw 8, and mounting screw 8 is used for installing surveying instrument, and the top of main part pole 1 is provided with accomodates groove 6, accomodates the shape looks adaptation of groove 6 and lift platform 7, accomodates groove 6 and is used for accomodating lift platform 7. That is, the three legs 2 can be accommodated by connecting the rotating lever 5.

Secondly, the bottom of the lifting straight rod 9 is fixedly provided with a lifting screw sleeve 11, the lifting screw sleeve 11 is connected with a lifting screw rod 10 in a threaded manner, and the lifting screw rod 10 is used for enabling the lifting screw sleeve 11 to move in the vertical direction when rotating so as to drive the lifting straight rod 9 to move in the vertical direction.

Again, a mounting plate 15 is fixedly arranged on the main body rod 1, a first bevel gear 12 is fixedly arranged at the bottom of the lifting screw 10, a second bevel gear 13 which is staggered with the first bevel gear 12 in the reverse direction of rotation is connected to the first bevel gear 12 in a meshed manner, the second bevel gear 13 is rotatably arranged on the mounting plate 15, an adjusting knob 14 is fixedly arranged on one side of the second bevel gear 13, on which teeth are not arranged, and the adjusting knob 14 is used for enabling the second bevel gear 13 to rotate when rotating so as to drive the first bevel gear 12 to rotate.

In addition, a gear rod 17 is fixedly installed at the bottom of the first bevel gear 12, one end of the gear rod 17 is fixedly connected with the first bevel gear 12, the other end of the gear rod 17 is rotatably provided with a rotary base 16, and the bottom of the rotary base 16 is fixedly installed on the inner bottom wall surface in the cavity of the main body rod 1.

That is, the rotation base 16 is fixed at the bottom of the cavity of the main body rod 1, the gear rod 17 is rotatably arranged on the rotation base 16, the locking disc 18 is fixed on the gear rod 17, the second bevel gear 13 is fixed at the top of the gear rod 17, and the lifting screw 10 is fixed at the top of the second bevel gear 13, so that when the locking disc 18 is locked, the lifting screw 10 is also locked, and the lifting screw sleeve 11 is in threaded connection with the lifting screw 10, so that the lifting screw sleeve 11 cannot rotate at this time, and the height of the lifting platform 7 is locked at this time.

Specifically, a locking disc 18 is fixedly arranged on the gear rod 17, a first locking disc 19 is arranged above the locking disc 18, the first locking disc 19 is sleeved on the gear rod 17, a second locking disc 20 is arranged below the locking disc 18, the second locking disc 20 is sleeved on the gear rod 17, and the first locking disc 19 and the second locking disc 20 are used for enabling the gear rod 17 not to rotate when the first locking disc 19 and the second locking disc 20 are close to each other so as to achieve a locking effect.

Further, two locking screws 21 are fixedly installed on the second locking disc 20, the two locking screws 21 are arranged along the central axis mirror image of the main body rod 1, the two locking screws 21 penetrate through the extending parts of the first locking disc 19, correspondingly, locking screw sleeves 22 are connected to the locking screws 21 in a threaded mode, and the locking screw sleeves 22 are used for enabling the first locking disc 19 and the second locking disc 20 to be close to or far away from each other when being used for rotating. The first locking disk 19 and the second locking disk 20 are provided with protruding portions which protrude outside the body bar 1 as shown in fig. 3, and which are used for mounting the locking screw 21.

Further, the bottom of the first locking disc 19 is provided with a rubber gasket 23, the top of the second locking disc 20 is provided with a rubber gasket 23, and the rubber gasket 23 is used for enhancing the locking effect of the first locking disc 19 and the second locking disc 20 on the locking disc 18. The shape of the rubber washer 23 is adapted to the shape of the locking disc 18.

It should be noted that, when the locking plate is provided, a slot for the upward and downward movement of the protruding portion of the locking plate should be formed in the body lever 1.

The working principle of the survey bracket provided by the utility model is as follows:

when the device is used, firstly, the support is placed at a surveying position, the support leg 2 is put down to enable the whole device to be in a balanced static state, then a surveying instrument is fixed on the mounting screw 8, then the lifting platform 7 is adjusted through rotating the adjusting knob 14, namely, the measuring height required by the surveying instrument is measured, when the adjusting knob 14 rotates anticlockwise, the second bevel gear 13 rotates anticlockwise, the first bevel gear 12 is driven to rotate anticlockwise in the overlooking direction, at the moment, the lifting screw 10 rotates anticlockwise in the overlooking direction, the lifting screw sleeve 11 moves upwards in the vertical direction, the lifting straight rod 9 and the lifting platform 7 are driven to lift, when the lifting platform 7 is adjusted to the required height, the locking screw sleeve 22 is rotated, the first locking disc 19 and the second locking disc 20 are enabled to be close to each other until the locking disc 18 is locked, at the moment, the lifting screw sleeve 11 is not rotated any longer, namely, the lifting screw sleeve 11 is not moved up and down in the vertical direction any more, namely, the locking of the whole lifting platform 7 is completed, then the measuring instrument is carried out through surveying instrument level, after the surveying is completed, firstly, the lifting screw rod 11 is taken out from the mounting screw 8, the lifting screw rod is driven upwards, the lifting straight rod 9 and the support leg is pulled back through reversely rotating the locking screw sleeve 22, the locking disc 19 is released, the locking disc 19 is retracted until the locking disc 9 is retracted through the locking disc 18, and the locking disc is retracted through the locking disc 6, after the locking disc is retracted, and the locking disc 2 is retracted, and the locking disc is locked.

The utility model provides a surveying bracket, which is convenient to store and carry, the supporting legs 2 can be stored in the storage groove 6, the stability of internal workpieces during conveying or storage is enhanced, the service life of the device is prolonged, the lifting of the whole lifting platform 7 is more convenient to adjust through the arrangement of the adjusting knob 14, and the lifting bracket can be fixed at any height, so that the error in the height adjustment of the surveying bracket is greatly reduced, the lifting platform 7 can be locked at any height in a stroke, and the height adjustment efficiency of the surveying bracket is improved. In addition, through the arrangement of the first locking disc 19 and the second locking disc 20, the locking of the locking disc 18 is firmer, the phenomenon that measurement errors are caused by loosening of the bracket when a surveying instrument is used is avoided, surveying precision is improved, and the phenomenon that the height of the bracket which is possibly adjusted when the traditional surveying bracket is locked is solved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A survey stand, comprising: the utility model provides a fixed ring on main part pole and fixed mounting are at the main part pole top, go up the rotation of fixed ring and install a plurality of landing legs, the middle part fixed mounting of main part pole has fixed ring down, be provided with a plurality of connection bull stick down on the fixed ring correspondingly, the one end of connecting the bull stick rotates with the landing leg near one side of main part pole and is connected, the other end of connecting the bull stick rotates with fixed ring down and is connected, the landing leg is used for supporting whole main part pole, main part pole cavity set up just the cavity of main part pole is internal to slide and is provided with the lift straight-bar, the top fixed mounting of lift straight-bar has lift platform, the top of lift platform is provided with the installation screw rod, the installation screw rod is used for installing and surveys the instrument, the top of main part pole is provided with accomodates the groove, accomodate the shape looks adaptation of groove and lift platform, accomodate the groove is used for accomodating lift platform.

2. The survey bracket of claim 1 wherein the bottom of the lifting straight rod is fixedly provided with a lifting screw sleeve, the lifting screw sleeve is in threaded connection with a lifting screw rod, and the lifting screw rod is used for enabling the lifting screw sleeve to move in the vertical direction when rotating so as to drive the lifting straight rod to move in the vertical direction.

3. The survey bracket of claim 2, wherein the main body rod is fixedly provided with a mounting plate, a first bevel gear is fixedly arranged at the bottom of the lifting screw, a second bevel gear which is staggered with the first bevel gear in the reverse direction of rotation is connected to the first bevel gear in a meshed manner, the second bevel gear is rotatably arranged on the mounting plate, an adjusting knob is fixedly arranged on one side of the second bevel gear, on which teeth are not arranged, and the adjusting knob is used for enabling the second bevel gear to rotate when being rotated so as to drive the first bevel gear to rotate.

4. A survey stand according to claim 3 wherein a gear rod is fixedly mounted at the bottom of the first bevel gear, one end of the gear rod is fixedly connected to the first bevel gear, the other end of the gear rod is rotatably provided with a rotating base, and the bottom of the rotating base is fixedly mounted on the inner bottom wall surface in the body rod cavity.

5. The survey bracket of claim 4 wherein the gear lever is fixedly provided with a locking plate, a first locking plate is arranged above the locking plate, the first locking plate is sleeved on the gear lever, a second locking plate is arranged below the locking plate, the second locking plate is sleeved on the gear lever, and the first locking plate and the second locking plate are used for preventing the gear lever from rotating when the first locking plate and the second locking plate are close to each other so as to achieve the locking effect.

6. A survey bracket according to claim 5, wherein the second locking disk is fixedly provided with a plurality of locking screws which extend through the first locking disk, and correspondingly, the locking screws are threadably connected with locking screw sleeves which are used to move the first locking disk and the second locking disk toward or away from each other when rotated.

7. The survey bracket of claim 6 wherein the bottom of the first locking plate is provided with a rubber gasket and the top of the second locking plate is provided with a rubber gasket for enhancing the locking effect of the first and second locking plates on the locking plate.