CN219810397U - Three-dimensional laser measuring instrument for measuring foundation pit size - Google Patents

Abstract

The utility model discloses a three-dimensional laser measuring instrument for measuring the size of a foundation pit, which comprises a frame, a lifting mechanism and a sliding plate mechanism, wherein the lifting mechanism and the sliding plate mechanism are arranged on the frame, the sliding plate mechanism comprises a vertical plate, a transverse plate fixed on the vertical plate and a sliding plate arranged in the transverse plate in a sliding manner, a sliding hole is formed in the top surface of the frame, the vertical plate is arranged in the sliding hole in a sliding manner, the transverse plate is positioned below the frame, a through hole is formed in the top surface of the sliding plate, the lifting mechanism comprises a pull rope, the pull rope penetrates through the through hole, one end of the pull rope is connected with the frame, and the other end of the pull rope is connected with a laser measuring mechanism for measuring the size of the foundation pit. The utility model has the effect of being convenient for measuring the sizes of different positions in the foundation pit.

Description

Three-dimensional laser measuring instrument for measuring foundation pit size

Technical Field

The utility model relates to the technical field of foundation pit size measurement, in particular to a three-dimensional laser measuring instrument for foundation pit size measurement.

Background

The foundation pit is a soil pit excavated at a foundation design position according to the elevation of the substrate and the plane size of the foundation, and the size of the foundation pit is required to be measured in the process of excavating the foundation pit so as to judge whether the size of the foundation pit meets the construction requirement.

In the related art, chinese patent publication No. CN212806875U discloses a pile pit diameter and depth measuring instrument, which comprises: an instrument housing; at least three telescopic support legs are arranged below the instrument shell and play a supporting role; the telescopic ruler is arranged on two sides of the instrument shell and is respectively connected to the opposite side walls of the instrument shell, so as to measure the diameter of the pile foundation pit; the stay wire is partially arranged in the instrument shell, penetrates through the bottom plate of the instrument shell and extends out of the instrument shell to be adjustable in length; the hanging hammer is arranged at the lower end of the stay wire outside the instrument shell; and the stay wire length sensor is arranged on the instrument shell and used for sensing and displaying the length of the stay wire extending out of the instrument shell so as to measure the depth of the pile foundation pit.

To above-mentioned related art, flexible landing leg sets up in instrument casing below, and the telescopic ruler sets up in instrument casing both sides, and the sledge setting is in the lower extreme of acting as go-between outside the instrument casing, with instrument casing support frame in pile foundation pit department for instrument casing's high position and pile foundation pit top looks adaptation, adjust the diameter of telescopic ruler measurement stake foundation ditch, adjust the depth of sledge measurement stake foundation ditch, in actual measurement process, because instrument casing's high needs and pile foundation pit top looks adaptation, the inside different positions's of measurement foundation ditch size is inconvenient.

Disclosure of Invention

In order to facilitate measurement of the dimensions of different positions inside the foundation pit, the utility model provides a three-dimensional laser measuring instrument for measuring the dimensions of the foundation pit.

The utility model provides a three-dimensional laser measuring instrument for measuring the size of a foundation pit, which adopts the following technical scheme:

the utility model provides a three-dimensional laser measuring apparatu for foundation ditch size measurement, includes the frame, install in elevating system and slide mechanism in the frame, slide mechanism include the riser, be fixed in diaphragm on the riser with slide set up in the sliding plate in the diaphragm, the sliding hole has been seted up on the top surface of frame, the riser slide set up in the sliding hole, the diaphragm is located the below of frame, the perforation has been seted up on the top surface of sliding plate, elevating system includes the stay cord, the stay cord passes the perforation, the one end of stay cord with the frame is connected, the other end of stay cord is connected with the laser measuring mechanism that is used for measuring the foundation ditch size.

Through adopting above-mentioned technical scheme, the one end of stay cord is connected with the frame, and the other end of stay cord is connected with laser measurement mechanism, has seted up the sliding hole on the top surface of frame, and the riser slides and sets up in the sliding hole, and the diaphragm is fixed in on the riser, and the diaphragm is located the frame below, at the in-process of laser measurement mechanism measuring foundation ditch size, and the bottom surface of diaphragm keeps parallel with the top of foundation ditch, adjusts the position of laser measurement mechanism in the foundation ditch through adjusting the stay cord to the inside different positions's of foundation ditch size of being convenient for measure.

Preferably, the laser measurement mechanism comprises a shell and a laser measurement assembly, a first accommodating groove, a second accommodating groove and a third accommodating groove are formed in the top surface of the shell, the laser measurement assembly comprises a first transverse laser measurer, a second transverse laser measurer, a first vertical laser measurer, a second vertical laser measurer, a first longitudinal laser measurer and a second longitudinal laser measurer, the first transverse laser measurer and the second transverse laser measurer are arranged in the first accommodating groove, the first vertical laser measurer and the second vertical laser measurer are arranged in the second accommodating groove, first through holes are formed in two opposite inner side walls of the first accommodating groove, second through holes are formed in two opposite inner side walls of the second accommodating groove, third through holes are formed in the bottom wall of the third accommodating groove, and the axial line direction of the first through holes, the axial line direction of the second through holes and the axial line direction of the third through holes are perpendicular to each other.

Through adopting above-mentioned technical scheme, horizontal laser measurement ware one and horizontal laser measurement ware two all set up in holding tank one, vertical laser measurement ware one and vertical laser measurement ware two all set up in holding tank two, vertical laser measurement ware one and vertical laser measurement ware two all set up in holding tank three, through-hole one has all been seted up on two relative inside walls of holding tank one, through-hole two has all been seted up on two relative inside walls of holding tank two, through-hole three has been seted up on the diapire of holding tank three, laser that horizontal laser measurement ware one and horizontal laser measurement ware two sent is launched through two through-holes one respectively, laser that vertical laser measurement ware one and vertical laser measurement ware two sent is launched through two through-holes two respectively, vertical laser measurement ware one and vertical laser measurement ware two are launched through holding tank three, through-hole three respectively, thereby be convenient for measure the horizontal, vertical and vertical size of foundation ditch.

Preferably, the mounting groove has been seted up to the top surface of frame, the mounting groove with a side of frame is linked together, the holding tank has all been seted up on two opposite lateral walls of mounting groove, elevating system still include the spliced pole with set up in dwang on the spliced pole, the both ends of spliced pole insert respectively and locate two in the holding tank, the both ends of spliced pole rotate respectively and set up in two in the holding tank, the stay cord slip set up in on the dwang.

Through adopting above-mentioned technical scheme, the mounting groove has been seted up on the top surface of frame, the holding tank has all been seted up on two lateral walls that the mounting groove is relative, the both ends of spliced pole rotate respectively and set up in two holding tanks, the dwang sets up on the spliced pole, the stay cord slides and sets up on the dwang, when the position of laser measurement mechanism needs to be adjusted, the dwang rotates, the dwang drives the stay cord and slides, the stay cord drives festival laser measurement mechanism and removes to be convenient for remove laser measurement mechanism.

Preferably, a plurality of clamping grooves are formed in the side face of the connecting column, the clamping grooves are uniformly distributed along the circumferential direction of the connecting column, a sliding groove is formed in the top face of the frame, the lifting mechanism further comprises a clamping assembly arranged in the sliding groove, the clamping assembly comprises a clamping rod, one end of the clamping rod can be inserted into the clamping groove, and the clamping rod is slidably arranged in the sliding groove.

Through adopting above-mentioned technical scheme, offered a plurality of joint grooves on the side of spliced pole, the clamping lever slides and sets up in the sliding tray, when needs fixed dwang, slides the clamping lever to the direction that is close to the joint groove, when the clamping lever inserts in locating the joint groove for clamping lever and spliced pole looks joint to make spliced pole and frame looks joint, and then strengthen the stability of dwang and frame joint.

Preferably, a blocking groove is formed in the side wall of the sliding groove, a clamping block is fixed on the clamping rod, the clamping block is slidably arranged in the blocking groove, a spring is arranged in the blocking groove, one end of the spring is abutted to the top wall of the blocking groove, and the other end of the spring is abutted to the top surface of the clamping block.

Through adopting above-mentioned technical scheme, the one end of spring is inconsistent with the roof in fender groove, and the other end of spring is inconsistent with the top surface of fixture block, and the spring gives the fixture block all the time and is close to the thrust that the spliced pole is close to the spliced pole, and the fixture block drives the draw-in lever for the spliced pole is hugged closely on joint inslot week wall, thereby further strengthen the stability of dwang and frame joint.

Preferably, the sliding hole is formed in the side wall of the sliding hole, the groove is formed in the side wall of the sliding hole, the mounting hole is formed in the side wall of the groove, the sliding plate mechanism further comprises a driving assembly, the driving assembly comprises a first motor arranged on the frame, a rotating shaft fixed on an output shaft of the motor, a gear arranged on the rotating shaft and a rack arranged in the sliding hole, the rotating shaft is inserted into the mounting hole, the gear is arranged in the groove, the rack is fixed on the vertical plate, and the rack is meshed with the gear.

Through adopting above-mentioned technical scheme, motor one is fixed in the frame, when needs with the height of adjusting the diaphragm, and motor one drive pivot rotates, and the pivot drives gear rotation, and the gear drives the rack and slides along the inner wall in hole that slides, and the rack drives the riser and slides along the inner wall in slide hole, and the riser drives the diaphragm and moves in vertical direction to the height of diaphragm is convenient for adjust.

Preferably, a sliding groove is formed in the side face of the transverse plate, a dovetail groove is formed in the side wall of the sliding groove, a dovetail block is arranged on the side face of the sliding plate, and the dovetail block is slidably arranged in the dovetail groove.

Through adopting above-mentioned technical scheme, the dovetail has been seted up on the lateral wall of sliding groove, is provided with the forked tail piece on the side of sliding plate, and the forked tail piece slides and sets up in the dovetail, and the forked tail piece obstructs the sliding plate and breaks away from the sliding groove to hinder the sliding plate and break away from the diaphragm, strengthen the stability of joint between sliding plate and the diaphragm.

Preferably, the laser measurement mechanism further comprises a counterweight component, the counterweight component comprises a counterweight piece, the counterweight piece is arranged at the bottom of the shell, a through hole IV is formed in the top surface of the counterweight piece, and the axis of the through hole IV coincides with the axis of the through hole III.

Through adopting above-mentioned technical scheme, the counter weight spare sets up in the bottom of casing, has seted up the through-hole IV on the top surface of counter weight spare, and the axial lead of through-hole IV coincides with the axial lead of through-hole III, and the counter weight spare makes the stay cord be in the state of flare-outing all the time, reinforcing laser measuring mechanism measures the accuracy of foundation ditch size.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. one end of the pull rope is connected with the frame, the other end of the pull rope is connected with the laser measuring mechanism, a sliding hole is formed in the top surface of the frame, the vertical plate is arranged in the sliding hole in a sliding mode, the transverse plate is fixed on the vertical plate, the transverse plate is positioned below the frame, the bottom surface of the transverse plate is parallel to the top end of the foundation pit in the process of measuring the size of the foundation pit by the laser measuring mechanism, the position of the laser measuring mechanism in the foundation pit is adjusted by adjusting the pull rope, and therefore the size of different positions inside the foundation pit can be measured conveniently;

2. the first transverse laser measurer and the second transverse laser measurer are arranged in the first accommodating groove, the first vertical laser measurer and the second vertical laser measurer are arranged in the second accommodating groove, the first longitudinal laser measurer and the second longitudinal laser measurer are arranged in the third accommodating groove, the two opposite inner side walls of the first accommodating groove are respectively provided with a first through hole, the two opposite inner side walls of the second accommodating groove are respectively provided with a second through hole, the bottom wall of the third accommodating groove is provided with a third through hole, the lasers emitted by the first transverse laser measurer and the second transverse laser measurer are emitted through the first through holes, the lasers emitted by the first vertical laser measurer and the second vertical laser measurer are emitted through the second through holes, and the lasers emitted by the first longitudinal laser measurer and the second longitudinal laser measurer are emitted through the third accommodating groove and the third through holes, so that the transverse, vertical and longitudinal dimensions of a foundation pit can be measured conveniently;

3. the motor one is fixed in the frame, and when needs will adjust the height of diaphragm, motor one drive pivot rotates, and the pivot drives gear rotation, and the rack is driven to the gear and is followed the inner wall slip in sliding hole, and the rack drives the riser and slides along the inner wall in sliding hole, and the riser drives the diaphragm and moves in vertical direction to the height of diaphragm is convenient for adjust.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a three-dimensional laser measuring instrument according to an embodiment of the present utility model.

Fig. 2 is a cross-sectional view of a case in an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of a cross plate and a sliding plate in an embodiment of the present utility model.

Fig. 4 is a cross-sectional view of the housing and lifting mechanism in an embodiment of the utility model.

FIG. 5 is a schematic diagram of a laser measurement assembly according to an embodiment of the present utility model.

Fig. 6 is a cross-sectional view of a mount in an embodiment of the utility model.

Fig. 7 is a schematic structural view of a mounting base according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a frame; 11. a case; 111. a sliding hole; 112. a slip hole; 1121. a groove; 1122. a mounting hole; 1123. a connecting groove; 113. a mounting groove; 1131. a receiving groove; 114. a sliding groove; 1141. a blocking groove; 1142. a spring; 12. a support column; 121. a roller; 13. a scrolling assembly; 131. a second motor; 132. a support base; 1321. a rotation hole; 133. a rotating shaft; 134. a protection plate; 2. a lifting mechanism; 21. a connecting column; 211. a clamping groove; 22. a rotating lever; 221. a pulley; 2211. a limit ring groove; 23. a clamping assembly; 231. a clamping rod; 2311. a clamping block; 24. a pull rope; 3. a slide plate mechanism; 31. a riser; 32. a cross plate; 321. a slip groove; 3211. a dovetail groove; 33. a sliding plate; 331. dovetail blocks; 332. perforating; 34. a drive assembly; 341. a first motor; 342. a rotating shaft; 343. a gear; 3431. a shaft hole; 344. a rack; 4. a laser measuring mechanism; 41. a housing; 411. a top cover; 412. a mounting base; 4121. the first accommodating groove is formed; 4122. the accommodating groove II; 4123. the accommodating groove III; 4124. a first through hole; 4125. a second through hole; 4126. a third through hole; 42. a laser measurement assembly; 421. a transverse laser measurer I; 422. a transverse laser measurer II; 423. a first vertical laser measurer; 424. a vertical laser measurer II; 425. a longitudinal laser measurer I; 426. a longitudinal laser measurer II; 43. a counterweight assembly; 431. a weight member; 4311. a through hole IV; 432. and (5) connecting pipes.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-7.

The embodiment of the utility model discloses a three-dimensional laser measuring instrument for measuring the size of a foundation pit. Referring to fig. 1, the three-dimensional laser measuring instrument includes a frame 1, a lifting mechanism 2, a slide plate mechanism 3 and a laser measuring mechanism 4, the frame 1 includes a box 11 and four support columns 12, the four support columns 12 are all welded and fixed on the bottom surface of the box 11, the four support columns 12 are respectively located at four corners of the bottom surface of the box 11, the four support columns 12 are all perpendicular to the box 11, the length direction of the box 11 is perpendicular to the length direction of the support columns 12, and rollers 121 are all arranged on the bottom surfaces of the four support columns 12.

Referring to fig. 1, a rolling assembly 13 is disposed on the case 11, the rolling assembly 13 includes a second motor 131, a supporting seat 132, a rotating shaft 133 and a protection plate 134, two supporting seats 132 are disposed, the two supporting seats 132 are welded and fixed on the top surface of the case 11, the two supporting seats 132 are symmetrical with respect to the center line of the length direction of the case 11, the two supporting seats 132 are provided with rotating holes 1321, and the axial lines of the two rotating holes 1321 are coincident.

Referring to fig. 1, the second motor 131 is fixed to the top surface of the case 11, the rotation shaft 133 is welded to the output shaft of the second motor 131, the length direction of the rotation shaft 133 is perpendicular to the length direction of the case 11, the rotation shaft 133 is horizontally inserted into the two rotation holes 1321, the rotation shaft 133 is rotatably disposed in the two rotation holes 1321, and the outer circumferential surface of the rotation shaft 133 is attached to the inner side walls of the two rotation holes 1321.

Referring to fig. 1, there are two guard plates 134, and the two guard plates 134 are welded and fixed on the rotating shaft 342, and the two guard plates 134 are respectively adjacent to the two supporting seats 132.

Referring to fig. 1 and 2, a sliding hole 111 is formed in the top surface of the case 11, sliding holes 112 are formed in the side wall, far from the rotation shaft 133, of the sliding hole 111, two sliding holes 112 are formed, two sliding holes 112 are symmetrical with respect to the center line of the case 11 in the length direction, a groove 1121 is formed in the side wall, far from the rotation shaft 133, of the sliding hole 112, and two grooves 1121 are symmetrical with respect to the center line of the case 11 in the length direction.

Referring to fig. 1, the slide plate mechanism 3 includes a vertical plate 31, a horizontal plate 32, a sliding plate 33, and a driving unit 34, wherein the vertical plate 31 is horizontally inserted into the sliding hole 111, the vertical plate 31 is slidably inserted into the sliding hole 112, and the longitudinal direction of the vertical plate 31 is perpendicular to the longitudinal direction of the case 11.

Referring to fig. 1 and 2, the driving assembly 34 includes a first motor 341, a rotating shaft 342, a gear 343 and a rack 344, the first motor 341 is fixed on a side surface of the case 11, a mounting hole 1122 is formed on a side wall of a groove 1121 close to the first motor 341, a length direction of the mounting hole 1122 is perpendicular to a length direction of the case 11, a connecting groove 1123 is formed on a side wall of the groove 1121 close to the first motor 341, the connecting groove 1123 and the mounting hole 1122 are respectively located on two opposite side walls of the groove 1121 close to the first motor 341, the connecting groove 1123 is communicated with the groove 1121 far from the first motor 341, and an axial lead of the connecting groove 1123 coincides with an axial lead of the mounting hole 1122.

Referring to fig. 2, there are two gears 343, two gears 343 are respectively disposed in two grooves 1121, a shaft hole 3431 is formed on a side surface of the gears 343, and an axial line of the shaft hole 3431 coincides with an axial line of the mounting hole 1122.

Referring to fig. 1 and 2, the rotating shaft 342 is welded and fixed to the output shaft of the motor 341, the rotating shaft 342 is horizontally inserted into the mounting hole 1122 and the connecting groove 1123, the rotating shaft 342 is rotatably inserted into the mounting hole 1122 and the connecting groove 1123, the outer circumferential surface of the rotating shaft 342 is attached to the connecting groove 1123 and the inner circumferential wall of the mounting hole 1122, the rotating shaft 342 passes through the shaft hole 3431, and the rotating shaft 342 is welded and fixed to the inner circumferential wall of the shaft hole 3431.

Referring to fig. 1 and 2, there are two racks 344, and two racks 344 are fixed to the side of the riser 31 away from the rotation shaft 133, and two racks 344 are respectively disposed in the two sliding holes 112, and two racks 344 are respectively engaged with two gears 343.

Referring to fig. 1, the cross plate 32 is horizontally welded to the bottom surface of the vertical plate 31, the side surface of the cross plate 32 away from the rotation shaft 133 is flush with the side surface of the vertical plate 31 away from the rotation shaft 133, the longitudinal direction of the cross plate 32 is the same as the longitudinal direction of the case 11, and the top surface of the cross plate 32 is flush with the bottom surface of the case 11.

Referring to fig. 1 and 3, a sliding groove 321 is formed in a side surface of the transverse plate 32, which is far from the vertical plate 31, the sliding groove 321 is identical to the transverse plate 32 in length direction, two dovetail grooves 3211 are formed in two opposite side walls of the sliding groove 321, the two dovetail grooves 3211 are symmetrical with respect to a central line of the transverse plate 32 in length direction, the length direction of the dovetail grooves 3211 is identical to the length direction of the sliding groove 321, the length of the dovetail grooves 3211 is smaller than the length of the sliding groove 321, and the central line of the dovetail grooves 3211 in length direction coincides with the central line of the sliding groove 321 in length direction.

Referring to fig. 1 and 3, the sliding plate 33 is horizontally inserted into the sliding groove 321, the sliding plate 33 is slidably inserted into the sliding groove 321, the length direction of the sliding plate 33 is the same as the length direction of the transverse plate 32, dovetail blocks 331 are fixed on two sides of the sliding plate 33, which are close to the dovetail groove 3211, the dovetail blocks 331 are slidably arranged in the dovetail groove 3211, and a through hole 332 is formed in the top surface of the sliding plate 33.

Referring to fig. 4, the top surface of the case 11 is provided with a mounting groove 113, the mounting groove 113 is communicated with the side surface of the case 11 away from the vertical plate 31, two opposite side walls of the mounting groove 113 are provided with receiving grooves 1131, and the two receiving grooves 1131 are symmetrical with respect to the axial line of the case 11 in the length direction.

Referring to fig. 1 and 4, the lifting mechanism 2 includes a connection post 21, a rotation rod 22, a clamping assembly 23 and a pull rope 24, wherein two ends of the connection post 21 are respectively inserted into two accommodating grooves 1131, two ends of the connection post 21 are rotatably inserted into the two accommodating grooves 1131, an outer peripheral surface of the connection post 21 is attached to an inner peripheral wall of the accommodating groove 1131, and the rotation rod 22 is welded and fixed on an outer peripheral surface of the connection post 21.

Referring to fig. 1 and 4, the end of the rotating rod 22 away from the connecting post 21 is provided with two pulleys 221, the two pulleys 221 are attached to each other, the side surfaces of the two pulleys 221 are provided with limiting ring grooves 2211, and the two limiting ring grooves 2211 are close to each other.

Referring to fig. 1 and 4, the top surface of the case 11 is provided with two sliding grooves 114, two sliding grooves 114 are respectively communicated with two accommodating grooves 1131, the outer circumferential surfaces of two ends of the connecting column 21 are provided with a plurality of clamping grooves 211, and the clamping grooves 211 are uniformly distributed along the circumferential direction of the connecting column 21.

Referring to fig. 1 and 4, two sets of clamping assemblies 23 are provided, the two sets of clamping assemblies 23 are respectively arranged in the two sliding grooves 114, the clamping assemblies 23 comprise clamping rods 231, the clamping rods 231 are vertically and slidably arranged in the sliding grooves 114, when the rotating rods 22 need to be fixed, the clamping rods 231 slide towards the direction close to the clamping grooves 211, when the clamping rods 231 are inserted into the clamping grooves 211, the clamping rods 231 are clamped with the connecting columns 21, so that the connecting columns 21 are clamped with the box 11, and the stability of the clamping of the rotating rods 22 and the box 11 is enhanced.

Referring to fig. 1 and 4, two blocking grooves 1141 are formed on the side wall of the sliding groove 114, two blocking grooves 1141 are symmetrical about the axis of the sliding groove 114, two clamping blocks 2311 are fixed on the clamping rod 231, two clamping blocks 2311 are symmetrical about the axis of the clamping rod 231, the two clamping blocks 2311 are respectively and slidably arranged in the two blocking grooves 1141, a spring 1142 is arranged in the blocking groove 1141, one end of the spring 1142 is in contact with the top wall of the blocking groove 1141, and the other end of the spring 1142 is in contact with the top surface of the clamping block 2311.

Referring to fig. 1 and 5, the laser measuring mechanism 4 includes a housing 41, a laser measuring assembly 42 and a counterweight assembly 43, the housing 41 includes a top cover 411 and a mounting seat 412, the top cover 411 is fixed on the top surface of the mounting seat 412 by bolts, one end of a pull rope 24 is fixed on the rotating shaft 133, and the other end of the pull rope 24 sequentially passes through a limit ring groove 2211 and a perforation 332 to be fixed on the top surface of the top cover 411.

Referring to fig. 6, a first accommodating groove 4121, a second accommodating groove 4122 and a third accommodating groove 4123 are formed on the top surface of the mounting seat 412, and the side wall of the first accommodating groove 4121 away from the second accommodating groove 4122 is flush with the side wall of the third accommodating groove 4123 away from the second accommodating groove 4122, and the side wall of the second accommodating groove 4122 away from the first accommodating groove 4121 is flush with the side wall of the third accommodating groove 4123 away from the first accommodating groove 4121.

Referring to fig. 5 and 6, the laser measurement assembly 42 includes a first transverse laser measurer 421, a second transverse laser measurer 422, a first vertical laser measurer 423, a second vertical laser measurer 424, a first longitudinal laser measurer 425, and a second longitudinal laser measurer 426, wherein the first transverse laser measurer 421 and the second transverse laser measurer 422 are disposed in the first accommodating groove 4121, and the first transverse laser measurer 421 is disposed on the upper surface of the second transverse laser measurer 422.

Referring to fig. 5 and 6, the first vertical laser measurer 423 and the second vertical laser measurer 424 are both disposed in the second accommodating groove 4122, the first vertical laser measurer 423 is disposed on the upper surface of the second vertical laser measurer 424, the first longitudinal laser measurer 425 and the second longitudinal laser measurer 426 are both disposed in the third accommodating groove 4123, and the first longitudinal laser measurer 425 is disposed on the upper surface of the second longitudinal laser measurer 426.

Referring to fig. 6 and 7, two opposite inner side walls of the first accommodating groove 4121 are respectively provided with a first through hole 4124, the first through hole 4124 close to the first transverse laser measurer 421 is attached to the transmitting end of the first transverse laser measurer 421, the first through hole 4124 close to the second transverse laser measurer 422 is attached to the transmitting end of the second transverse laser measurer 422, and the axial lines of the two first through holes 4124 are parallel.

Referring to fig. 6 and 7, two opposite inner side walls of the second accommodating groove 4122 are respectively provided with a second through hole 4125, the second through hole 4125 close to the second vertical laser measurer 424 is attached to the emitting end of the second vertical laser measurer 424, and the axial lines of the two second through holes 4125 are parallel.

Referring to fig. 6 and 7, a third through hole 4126 is formed in the bottom wall of the third accommodating groove 4123, the transmitting end of the second longitudinal laser measurer 426 is attached to the third through hole 4126, and the axial line direction of the first through hole 4124, the axial line direction of the second through hole 4125 and the axial line direction of the third through hole 4126 are perpendicular to each other.

Referring to fig. 1 and 7, the counterweight assembly 43 includes a counterweight 431 and a connecting pipe 432, wherein the top surface of the connecting pipe 432 is welded and fixed on the bottom surface of the mounting seat 412, the axial lead of the connecting pipe 432 coincides with the axial lead of the mounting seat 412 in the length direction, the top surface of the counterweight 431 is welded and fixed on the bottom surface of the connecting pipe 432, the top surface of the counterweight 431 is provided with a fourth through hole 4311, and the axial lead of the fourth through hole 4311 coincides with the axial lead of the third through hole 4126.

The implementation principle of the three-dimensional laser measuring instrument for measuring the size of the foundation pit provided by the embodiment of the utility model is as follows:

when the size inside the foundation pit needs to be measured, the box 11 is pushed to enable the box 11 to be at a position needing to be measured, the clamping rod 231 is shifted upwards, the clamping rod 231 is separated from the clamping groove 211, the rotating rod 22 is rotated to a proper position, and the sliding plate 33 is slid, so that the pull rope 24 vertically passes through the perforation 332.

The first motor 341 drives the rotating shaft 342 to rotate, the rotating shaft 342 drives the gear 343 to rotate, the rack 344 drives the vertical plate 31 to slide along the inner wall of the sliding hole 111, the vertical plate 31 drives the horizontal plate 32 to move in the vertical direction, and the height of the horizontal plate 32 is adjusted, so that the bottom surface of the horizontal plate 32 is flush with the bottom surface.

The motor II 131 drives the rotating shaft 133 to rotate, the rotating shaft 133 releases the pull rope 24, the pull rope 24 is adjusted to a proper position, laser emitted by the transverse laser measurer I421 and the transverse laser measurer II 422 is emitted through the two through holes I4124 respectively, laser emitted by the vertical laser measurer I423 and the vertical laser measurer II 424 is emitted through the two through holes II 4125 respectively, and laser emitted by the vertical laser measurer I425 and the vertical laser measurer II 426 is emitted through the accommodating groove III 4123 and the through hole III 4126 respectively, so that the transverse, vertical and longitudinal dimensions of the foundation pit can be measured conveniently.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. A three-dimensional laser measuring instrument for foundation pit size measurement, characterized by, including frame (1), install in elevating system (2) and slide mechanism (3) on frame (1), slide mechanism (3) include riser (31), be fixed in diaphragm (32) on riser (31) with slide set up in slide plate (33) in diaphragm (32), slide hole (111) have been seted up on the top surface of frame (1), riser (31) slide set up in slide hole (111), diaphragm (32) are located the below of frame (1), perforated hole (332) have been seted up on the top surface of slide plate (33), elevating system (2) include stay cord (24), stay cord (24) pass perforated hole (332), one end of stay cord (24) with frame (1) are connected, the other end of stay cord (24) is connected with laser measuring mechanism (4) that are used for measuring the foundation pit size.

2. A three-dimensional laser gauge for pit size measurement according to claim 1, wherein: the laser measuring mechanism (4) comprises a shell (41) and a laser measuring assembly (42), a first accommodating groove (4121), a second accommodating groove (4122) and a third accommodating groove (4123) are formed in the top surface of the shell (41), the laser measuring assembly (42) comprises a first transverse laser measuring device (421), a second transverse laser measuring device (422), a first vertical laser measuring device (423), a second vertical laser measuring device (424), a first longitudinal laser measuring device (425) and a second longitudinal laser measuring device (426), the first transverse laser measuring device (421) and the second transverse laser measuring device (422) are all arranged in the first accommodating groove (4121), the first vertical laser measuring device (423) and the second vertical laser measuring device (424) are all arranged in the second accommodating groove (4122), two inner side walls of the first accommodating groove (4121) opposite to each other are both provided with through holes (24) and two inner side walls of the second vertical laser measuring device (426) opposite to each other are both provided with through holes (4123) opposite to each other, and the first axial side wall of the second accommodating groove (4123) is provided with through holes (4123) opposite to the first axial direction (4121) and the second axial direction (4121) is provided with through holes (24) The axial line direction of the second through hole (4125) is perpendicular to the axial line direction of the third through hole (4126) in pairs.

3. A three-dimensional laser gauge for pit size measurement according to claim 1, wherein: the utility model discloses a lifting mechanism for a bicycle, including frame (1), mounting groove (113) have been seted up to the top surface of frame (1), mounting groove (113) with a side of frame (1) is linked together, holding tank (1131) have all been seted up on two lateral walls that mounting groove (113) are relative, elevating system (2) still include spliced pole (21) with set up in dwang (22) on spliced pole (21), insert respectively in two in both ends of spliced pole (21) holding tank (1131), rotate respectively in two in the both ends of spliced pole (21) holding tank (1131), stay cord (24) slip set up in on dwang (22).

4. A three-dimensional laser gauge for pit size measurement according to claim 3, wherein: offer a plurality of joint grooves (211) on the side of spliced pole (21), a plurality of joint grooves (211) are along the circumferencial direction evenly distributed of spliced pole (21), sliding tray (114) have been offered on the top surface of frame (1), elevating system (2) still including set up in joint subassembly (23) in sliding tray (114), joint subassembly (23) including one end can insert locate clamping lever (231) in clamping tray (211), clamping lever (231) slip set up in sliding tray (114).

5. A three-dimensional laser gauge for pit size measurement according to claim 4, wherein: the side wall of the sliding groove (114) is provided with a blocking groove (1141), the clamping rod (231) is fixedly provided with a clamping block (2311), the clamping block (2311) is slidably arranged in the blocking groove (1141), the blocking groove (1141) is internally provided with a spring (1142), one end of the spring (1142) is in contact with the top wall of the blocking groove (1141), and the other end of the spring (1142) is in contact with the top surface of the clamping block (2311).

6. A three-dimensional laser gauge for pit size measurement according to claim 1, wherein: the sliding plate mechanism is characterized in that a sliding hole (112) is formed in the side wall of the sliding hole (111), a groove (1121) is formed in the side wall of the sliding hole (112), a mounting hole (1122) is formed in the side wall of the groove (1121), the sliding plate mechanism (3) further comprises a driving assembly (34), the driving assembly (34) comprises a first motor (341) arranged on the frame (1), a rotating shaft (342) fixed on an output shaft of the first motor (341), a gear (343) arranged on the rotating shaft (342) and a rack (344) arranged in the sliding hole (112), the rotating shaft (342) is inserted into the mounting hole (1122), the gear (343) is arranged in the groove (1121), the rack (344) is fixed on the vertical plate (31), and the rack (344) is meshed with the gear (343).

7. A three-dimensional laser gauge for pit size measurement according to claim 1, wherein: the sliding plate is characterized in that a sliding groove (321) is formed in the side face of the transverse plate (32), a dovetail groove (3211) is formed in the side wall of the sliding groove (321), a dovetail block (331) is arranged on the side face of the sliding plate (33), and the dovetail block (331) is slidably arranged in the dovetail groove (3211).

8. A three-dimensional laser gauge for pit size measurement according to claim 2, wherein: the laser measuring mechanism (4) further comprises a counterweight component (43), the counterweight component (43) comprises a counterweight (431), the counterweight (431) is arranged at the bottom of the shell (41), a through hole IV (4311) is formed in the top surface of the counterweight (431), and the axial lead of the through hole IV (4311) coincides with the axial lead of the through hole III (4126).