CN113280234A - Portable indoor design mechanism - Google Patents

Abstract

The invention discloses a portable indoor design mechanism, which relates to the technical field of indoor design and comprises a surveying instrument and a supporting mechanism, wherein the supporting mechanism comprises a base, a telescopic locking component, a mounting seat and a carrying handle, a plurality of telescopic rods are vertically arranged on the base, the telescopic locking component comprises a triggering part and a locking part, the locking part is used for locking the telescopic rods, the mounting seat is arranged between the tops of the telescopic rods and is used for detachably connecting the surveying instrument, the carrying handle is hinged on the mounting seat through a hinged shaft, an extrusion part is arranged on the hinged shaft, and when the carrying handle is vertically arranged, the extrusion part extrudes the triggering part to realize locking of the locking part. When the telescopic rod is completely contracted, a space surrounded by the base, the mounting seat and the telescopic rods can accommodate the surveying instrument; when carrying the handle and being in vertical state, the extruded piece extrusion triggers the piece in order to realize the locking piece locking for the telescopic link is unable flexible, can carry through carrying the handle this moment and take supporting mechanism and surveying instrument, convenient to carry.

Description

Portable indoor design mechanism

Technical Field

The invention relates to the technical field of indoor design, in particular to a portable indoor design mechanism.

Background

Indoor design needs to measure, collect data, space design to spatial structure. At present, indoor design does not configure a special mapping device, but uniformly uses an outdoor mapping device which is common in the market.

If the publication number is CN208588379U, the publication date is 2019, 3, 8, and the application is a patent named as "surveying and mapping device for indoor design", which is a space for impression (shenzhen) indoor design engineering limited company and comprises a mounting seat, a surveying and mapping instrument arranged on the mounting seat, and a support frame arranged below the mounting seat and used for supporting the mounting seat; the top end of the supporting frame is provided with an annular fixing plate, a lifting screw rod in threaded connection with the fixing plate penetrates through the fixing plate, and the top end of the lifting screw rod is rotatably connected to the lower surface of the mounting seat; the fixed plate is provided with at least one through hole, and the mounting seat is provided with a guide rod which runs through the through hole and is matched with the through hole so as to realize the height adjustment and locking of the surveying instrument.

Among the prior art, indoor mapping device is owing to used general outdoor mapping device, its a great deal of structures are really not being applicable to indoor environment, surveying instrument and its support frame of if current mapping device are partd, need install surveying instrument on the support frame during the use, lift off surveying instrument from the support frame after the use again, some support frames though can shrink or fold, its shrink or folding back volume is still great, support frame and surveying instrument are independent separately, its leading cause lies in that outdoor environment is complicated, need provide a great many legs support frame that can stretch out and draw back of size in order to deal with complicated surveying environment if sunken uneven or even softer ground, support frame and surveying instrument among the prior art both account for the space, be not convenient for transport again and shift, and lack the protection after surveying instrument is lifted off from the support frame, easily the damage.

Disclosure of Invention

The invention aims to provide a portable indoor design mechanism to solve the defects in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a portable indoor design mechanism, includes surveying instrument and supporting mechanism, supporting mechanism includes base, flexible locking subassembly, mount pad and carries the handle, wherein, the vertical a plurality of telescopic links that are provided with on the base, flexible locking subassembly includes the transmission and connects trigger piece and locking piece, the locking piece is used for the locking the telescopic link, the mount pad sets up in each between the top of telescopic link, be used for detachable connection the surveying instrument, carry articulate through the articulated shaft in on the mount pad, be provided with the extruded article on the articulated shaft, work as carry when vertical arranging, the extruded article extrusion trigger piece in order to realize the locking piece locking.

Further, the telescopic link includes sleeve and interior pole, the sleeve vertical connect in on the base, interior pole vertical slip set up in telescopic inside.

Further, the locking piece includes spacing arch, first elastic element and two spacing holes, two spacing hole is seted up in on the week side at sleeve both ends, spacing protruding edge the axial slip in spacing hole sets up in the bottom of interior pole, spacing bellied one end is the arc end, the process drive of first elastic element reconversion spacing bellied arc end slides in spacing downthehole.

Further, the trigger piece includes connecting rod and horizontal pole, the bottom fixed connection of connecting rod in spacing protruding, the top of connecting rod extend to interior pole top and with horizontal pole fixed connection.

Further, the extrusion piece is a cam, and when the carrying handle is vertically arranged, the convex part of the cam extrudes the cross rod to enable the limiting protrusion to slide into the limiting hole.

Further, the profile of the cam is configured to: when the carrying handle rotates towards one side and falls down, the convex part of the cam extrudes the cross rod, and when the carrying handle rotates towards the other side and falls down, the convex part of the cam does not contact the cross rod.

Furthermore, a plurality of through holes are formed in the circumferential side face of the sleeve, the through holes are consistent with the limiting holes in structure, and the through holes and the two limiting holes are located on the same vertical line.

Furthermore, the telescopic links have four, four the telescopic links are the rectangle and distribute, flexible locking subassembly sets up on two telescopic links at diagonal angle.

Further, be provided with the connection structure with the detachable connection of surveying instrument on the base.

Further, the carrying handle comprises a holding rod and two hinged rods, the two hinged rods are hinged to two opposite sides of the mounting seat respectively, and the holding rod is connected between the two hinged rods.

In the technical scheme, according to the portable indoor design mechanism provided by the invention, when the telescopic rod is completely unfolded, the surveying instrument is installed on the installation seat, and then the surveying instrument can be used for surveying and mapping; when the telescopic rods are completely contracted, a space defined by the base, the mounting seat and the telescopic rods can accommodate the surveying instrument, the carrying and the transportation are convenient, and meanwhile, the supporting mechanism can play a role in protecting the surveying instrument; when carrying when being in vertical distribution, the extruded article extrusion trigger the piece in order to realize the locking piece locking for the telescopic link is unable flexible, can carry by the supporting mechanism and accomodate into the inside surveying instrument of supporting mechanism, convenient to carry through carrying this moment.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of an overall structure of a surveying instrument according to an embodiment of the present invention when the surveying instrument is accommodated in a supporting mechanism;

FIG. 2 is a schematic view of the overall structure of the surveying instrument according to the embodiment of the present invention when the surveying instrument is mounted on a mounting base;

FIGS. 3-5 are schematic structural views of a support mechanism according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view of the supporting mechanism taken along line A-A of FIG. 5 according to an embodiment of the present invention;

fig. 7 is a structural sectional view of the supporting mechanism when the carrying handle is vertically arranged according to the embodiment of the invention;

FIG. 8 is a schematic structural diagram of a supporting mechanism according to another embodiment of the present invention;

FIG. 9 is a sectional view of the drive assembly drive cam as it is placed on a table top in accordance with the present invention;

FIG. 10 is a sectional view of the structure of the driving assembly touched by mistake after lifting;

fig. 11 is a schematic structural view of a cross bar and a linkage assembly according to an embodiment of the invention.

Description of reference numerals:

1. a surveying instrument; 2. a base; 3. a telescopic rod; 3.1, a sleeve; 3.2, an inner rod; 4. a telescopic locking assembly; 4.1, a trigger piece; 4.11, connecting rods; 4.12, cross bars; 4.2, a locking piece; 4.21, limiting bulges; 4.22, a first elastic unit; 4.23, limiting holes; 4.24, through holes; 5. a mounting seat; 6. carrying the handle; 6.1, holding the rod; 6.2, hinging the rod; 7. hinging a shaft; 8. a cam; 9. a drive assembly; 9.1, a slip ring; 9.2, pulling a rope; 9.3, pulley components; 10. a second elastic unit; 11. a linkage assembly; 11.1, a gear; 11.2, a rack; 12. a safety device; 12.1, rotating the rod; 12.2, a third elastic unit; 12.3, a through groove; 12.24, stop block.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1-11, an embodiment of the present invention provides a portable indoor design mechanism, including a surveying instrument 1 and a supporting mechanism, the supporting mechanism includes a base 2, a telescopic locking assembly 4, a mounting seat 5 and a carrying handle 6, wherein, a plurality of telescopic rods 3 are vertically disposed on the base 2, the telescopic locking assembly 4 includes a triggering member 4.1 and a locking member 4.2, the locking member 4.2 is used for locking the telescopic rods 3, the mounting seat 5 is disposed between tops of the telescopic rods 3 and is used for detachably connecting the surveying instrument 1, the carrying handle 6 is hinged on the mounting seat 5 through a hinge shaft 7, an extrusion member is disposed on the hinge shaft 7, and when the carrying handle 6 is vertically disposed, the extrusion member extrudes the triggering member 4.1 to lock the locking member 4.2.

Specifically, mount pad 5 and base 2 parallel arrangement one on the other, each telescopic link 3 is connected between mount pad 5 and base 2, 3 relative mount pads 5 of telescopic link are perpendicular with base 2, 3 quantity of telescopic link can be two, three, four or more, 3 vertical ring structures of arranging side by side of each telescopic link, base 2 is placed on smooth ground or mesa, can adjust the interval between mount pad 5 and the base 2 through telescopic link 3 is flexible, adjust the height of mount pad 5 promptly, surveying instrument 1 is detachable installs on mount pad 5, as the joint, peg graft, surveying instrument 1 and the general connection structure of supporting mechanism among spiro union or the prior art, can use surveying instrument 1 to measure like this. When not using surveying instrument 1, with the tester from mount pad 5 pull down place on base 2 can, contract each telescopic link 3 completely, each telescopic link 3 of annular distribution encloses surveying instrument 1 in the centre, the mounting plate lid is at surveying instrument 1 top to accomodate surveying instrument 1, preferred sets up the connecting plate between the adjacent telescopic link 3, in order to enclose surveying instrument 1 better. Set up flexible locking subassembly 4 in each telescopic link 3 on at least one, flexible locking subassembly 4 is including triggering 4.1 and locking 4.2, and locking 4.2 are used for locking telescopic link 3, make telescopic link 3 unable flexible, work as carry when 6 vertical arranging, also when carrying 6 supporting mechanism and surveying instrument 1, trigger 4.1 accepts the extrusion of extruded article for locking 3 and unable unblocks of telescopic link, thereby make telescopic link 3 can not extend, portable wholly.

In the technical scheme, according to the portable indoor design mechanism provided by the invention, when the telescopic rod 3 is completely unfolded, the surveying instrument 1 is installed on the installation seat 5, and then the surveying instrument 1 can be used for surveying and mapping; when the telescopic rod 3 is completely contracted, a space enclosed by the base 2, the mounting seat 5 and the telescopic rods can accommodate the surveying instrument 1, the carrying and the transportation are convenient, and meanwhile, the supporting mechanism can play a role in protecting the surveying instrument 1; when carrying 6 when being in vertical distribution, the extruded article extrusion trigger 4.1 in order to realize the locking 4.2 locking for telescopic link 3 can't stretch out and draw back, can carry by supporting mechanism and accomodate into inside surveying instrument 1 of supporting mechanism, convenient to carry through carrying 6 this moment.

As the preferred technical scheme of this embodiment, telescopic link 3 includes sleeve 3.1 and interior pole 3.2, and sleeve 3.1 is vertical to be connected on base 2, and interior pole 3.2 is vertical to be slided and to be set up in sleeve 3.1's inside, and interior pole 3.2 top extends to sleeve 3.1's top and with mount pad 5 fixed connection. Further, the locking member 4.2 includes a limiting protrusion 4.21, a first elastic unit 4.22 and two limiting holes 4.23, the two limiting holes 4.23 are opened on the circumferential side surfaces of the two ends of the sleeve 3.1, i.e. the circumferential side surfaces of the sleeve 3.1 are close to the two ends, the two limiting holes 4.23 are located on the same bus of the cylindrical sleeve 3.1, the limiting protrusion 4.21 is arranged at the bottom of the inner rod 3.2 along the axial direction of the limiting hole 4.23, one end of the limiting protrusion 4.21 is an arc end, the sliding limiting protrusion 4.21, the arc section of which can pass in and out of the limiting hole 4.23, the process of the first elastic unit 4.22 recovering the elastic deformation drives the arc end of the limiting protrusion 4.21 to slide into the limiting hole 4.23, preferably, the inner rod 3.2 is a hollow rod, the first elastic unit 4.22 is a compression spring, one end of the compression spring is connected with one end of the limiting protrusion 4.21 far from the arc end, the other end is connected with the inner wall of the inner rod 3.2, the compression spring and the limiting protrusion are coaxially arranged, when a large downward force is applied to the inner rod 3.2, the limiting bulge 4.21 can slide into the limiting hole 4.23 at the top of the sleeve 3.1 under the action of the arc-shaped end and the limiting hole 4.23, the telescopic rod 3 can be locked, when the limiting bulge 4.21 moves upwards to the limiting hole 4.23 at the top of the sleeve 3.1, the limiting bulge 4.21 can slide into the limiting hole 4.23 at the top of the sleeve 3.1 under the action of the pressure spring, the telescopic rod 3 can be contracted, and when the limiting bulge 4.21 moves downwards to the limiting hole 4.23 at the bottom of the sleeve 3.1, the limiting bulge 4.21 can slide into the limiting hole 4.23 at the bottom of the sleeve 3.1 under the action of the arc-shaped end and the limiting hole 4.23, and the telescopic rod 3 can be locked.

Still further, trigger piece 4.1 includes connecting rod 4.11 and horizontal pole 4.12, connecting rod 4.11 is vertical to be arranged in interior pole 3.2's inside, the bottom fixed connection of connecting rod 4.11 is on spacing arch 4.21, the top of connecting rod 4.11 extends to interior pole 3.2 top and with horizontal pole 4.12 fixed connection, interior pole 3.2 side top is seted up porosely, horizontal pole 4.12 slides and runs through in downtheholely, preferably, horizontal pole 4.12 and 5 bottom surfaces sliding connection of mount pad, the slip direction is horizontal pole 4.12 length direction, make horizontal pole 4.12, the motion of connecting rod 4.11 and spacing arch 4.21 more stable. The horizontal pole 4.12 of extruded piece extrusion trigger 4.1, horizontal pole 4.12 makes spacing arch 4.21 restricted in spacing hole 4.23 through connecting rod 4.11, apply great upwards or during decurrent power to interior pole 3.2 this moment, spacing arch 4.21 can't withdraw from spacing hole 4.23 by connecting rod 4.11's restriction, gu telescopic link 3 is locked, even apply great vertical power to interior pole 3.2, telescopic link 3 also can't stretch out and draw back.

As a further preferred technical scheme of this embodiment, the extruded article is cam 8, arc piece etc. preferably, the extruded article is cam 8, cam 8 sets up coaxially on articulated shaft 7, and cam 8, articulated shaft 7 rotate along with carrying handle 6 in step, and when carrying handle 6 and vertically arranging, the horizontal pole 4.12 is extruded to the convex part of cam 8 so that spacing arch 4.21 keeps in spacing hole 4.23, and spacing arch 4.21 can't withdraw from spacing hole 4.23, even apply vertical great power to interior pole 3.2, telescopic link 3 can't stretch out and draw back yet.

As the preferred technical scheme of this embodiment, be provided with on base 2 with surveying instrument 1 detachable connection's connection structure, like joint structure, spiro union mechanism or grafting mechanism for surveying instrument 1 can be stable place base 2 on, on the way of carrying the transport, surveying instrument 1 can not rock even landing relative bearing structure.

In another embodiment provided by the invention, the shape of the cam 8 is designed to ensure that the included angle of the convex parts continuously distributed reaches 80-90 degrees, when the carrying handle 6 is in a vertical state, the critical part of the convex part of the cam 8 extrudes the cross rod 4.12, when the carrying handle 6 rotates towards one side and falls down, the convex part of the cam 8 extrudes the cross rod 4.12, so that the limiting bulge 4.21 is limited in the limiting hole 4.23 and cannot slide, at the moment, the surveying and mapping instrument 1 is installed on the installation seat 5, and the telescopic rod 3 cannot be pressed downwards to be contracted by the weight of the surveying and mapping instrument 1; when the carrying handle 6 rotates towards the other side and falls down, the convex part of the cam 8 does not contact the cross rod 4.12, the convex part of the cam 8 does not block the movement of the cross rod 4.12 at the moment, namely, when a larger vertical force is applied to the inner rod 3.2, the limiting bulge 4.21 can overcome the elasticity of the pressure spring and slide away from the limiting hole 4.23, and the telescopic rod 3 can be adjusted in a telescopic mode.

In another embodiment provided by the invention, the peripheral side surface of the sleeve 3.1 is provided with a plurality of through holes 4.24, each through hole 4.24 is consistent with the structure of the limiting hole 4.23, and each through hole 4.24 and the two limiting holes 4.23 are positioned on the same vertical line, so that the limiting bulges 4.21 can slide into the through holes 4.24 under the elasticity of the pressure spring in the middle process of complete extension and complete contraction of the telescopic rod 3, thereby realizing height adjustment of the telescopic rod 3 except for complete extension and further enabling the height of the surveying instrument 1 to be adjustable.

In another embodiment of the present invention, there are four telescopic rods 3, four telescopic rods 3 are distributed in a rectangular shape, and two telescopic locking assemblies 4 are respectively disposed on two telescopic rods 3 at opposite corners.

In another embodiment of the present invention, the carrying handle 6 is U-shaped as a whole, and includes a holding rod 6.1 and two hinge rods 6.2, the two hinge rods 6.2 are hinged to two opposite sides of the mounting seat 5 through hinge shafts 7, respectively, the hinge rods 6.2 are fixed relative to the hinge shafts 7, the hinge shafts 7 rotate relative to the mounting seat 5, and the holding rod 6.1 is connected between the two hinge rods 6.2.

In another embodiment of the present invention, on the basis of the above embodiment, the cam 8 is rotatably connected to the hinge shaft 7, a second elastic unit 10 is disposed between the cam 8 and the hinge shaft 7, and the elastic force of the second elastic unit 10 keeps the cam 8 and the hinge shaft 7 relatively fixed; the invention also comprises a driving component 9, the driving component 9 comprises a triggering part and a transmission part, the triggering part is movably arranged on the handle, the cam 8 is driven by the transmission part to overcome the elasticity of the second elastic unit 10 and rotate relative to the hinge shaft 7 after the triggering part is triggered, so that the convex part of the cam 8 rotates away from the cross rod 4.12 and does not extrude to block the movement of the cross rod 4.12, if the handle 6 is in a vertical state and the telescopic rod 3 is completely contracted, a user holds the holding rod 6.1 to lift the handle 6 upwards, the arc end of the limiting bulge 4.21 can be acted with the limiting hole 4.23 or the through hole 4.24, the limiting bulge 4.21 overcomes the elasticity of the first elastic unit 4.22, the inner rod 3.2 moves upwards until the limiting bulge 4.21 is slidingly clamped into the through hole 4.24 or the limiting hole 4.23 above the sleeve 3.1, the telescopic rod 3 extends, the supporting mechanism is unfolded, the triggering part is released, the elasticity of the second elastic unit 10 drives the cam 8 to rotate and reset relative to the hinge shaft 7, make the convex part of cam 8 butt again to cross bar 4.12 tip on, telescopic link 3 is promptly locked completely and can't stretch out and draw back this moment, takes out surveying instrument 1 from base 2 and installs on the mounting panel and can debug, use.

As a preferable technical solution of this embodiment, the triggering portion includes a sliding ring 9.1, the sliding ring 9.1 is axially slidably disposed on the holding rod 6.1, the sliding ring 9.1 is circumferentially provided with anti-slip threads, a pulling rope 9.2 is connected between the sliding ring 9.1 and the cam 8, the pulling rope 9.2 is a transmission member, the pulling rope 9.2 is turned by the pulley assembly 9.3 and disposed along the carrying handle 6, and when the pulling rope 9.2 is pulled, the cam 8 can be driven to rotate relative to the hinge shaft 7 against the elastic force of the second elastic unit 10. Preferably, the second elastic unit 10 is a torsion spring, the hinge shaft 7 is sleeved with the torsion spring, one end of the torsion spring is fixedly connected with the hinge shaft, and the other end of the torsion spring is fixedly connected with the end surface of the cam 8.

In another embodiment of the present invention, when the telescopic locking assembly 4 is provided with two sets, and is disposed on the two diagonal telescopic rods 3, the corresponding two sets of the extrusion and driving assemblies 9 are also provided, in this embodiment, a linkage assembly is disposed between the two sliding rings 9.1 slidably disposed on the holding rod 6.1, the linkage assembly 11 is assembled to enable the two sliding rings 9.1 to slide in opposite directions and synchronously, the holding rod 6.1 is a hollow structure, the linkage assembly 11 is disposed inside the holding rod 6.1, the linkage assembly 11 includes a gear 11.1 and two racks 11.2, the gear 11.1 is rotatably connected to the middle portion of the holding rod 6.1, the two racks 11.2 are fixedly connected to the two sliding rings 9.1 one by one-to-one correspondence, and the two racks 11.2 are respectively engaged with the gear 11.1, tooth surfaces of the two racks 11.2 are opposite, when any one of the sliding rings 9.1 slides, the rack 11.2 connected to the sliding ring 9.1 is used to drive the gear 11.1 to rotate, the gear 11.1 drives another rack 11.2 again along holding rod 6.1 axial motion to drive another sliding ring 9.1 and slide, thereby make two sets of cams 8 all rotate from the horizontal pole 4.12 that corresponds, when upwards lifting pull holding rod 6.1 this moment, make the telescopic link 3 homoenergetic that two sets of flexible locking subassemblies 4 correspond flexible.

As a preferred technical solution of the present embodiment, the present embodiment further includes a safety device 12, where the safety device 12 is configured to: under the condition that the telescopic rod 3 is completely contracted, when the base 2 is off the flat ground or the table top, the limiting bulge 4.21 can be blocked from sliding, and when the base 2 is placed on the flat ground or the table top, the safety device 12 can not block the limiting bulge 4.21 any more. Specifically, safeties 12 includes dwang 12.1 and third elastic element 12.2, set up logical groove 12.3 that is located telescopic link 3 below on the bottom plate, the middle part of dwang 12.1 is rotated and is connected in logical groove 12.3, when telescopic link 3 contracts completely and spacing arch 4.21 card in spacing hole 4.23, third elastic element 12.2 resumes elastic deformation's process drive dwang 12.1 and rotates, makes the upper portion of dwang 12.1 rotate to spacing arch 4.21 on the motion stroke or on the rigid coupling in spacing arch 4.21's dog 12.24's motion stroke to obstruct spacing arch 4.21 from sliding away in the corresponding spacing hole 4.23, the lower part of dwang 12.1 is followed it is less than the position of base 2 lower surface to rotate out in logical groove 12.3 this moment, third elastic element 12.2 can be spring, torsional spring or flexure strip.

When the base 2 of the supporting mechanism is placed on a flat ground or a table top, the gravity of the supporting mechanism presses the rotating rod 12.1 to overcome the elasticity of the third elastic unit 12.2 to rotate, the lower part of the rotating rod 12.1 rotates upwards to completely enter the through groove 12.3, the upper part of the rotating rod 12.1 moves away from the motion stroke of the limiting bulge 4.21, at the moment, the holding rod 6.1 is held to rotate the carrying handle 6 to a vertical state, any rotating ring is poked by a thumb or a forefinger to slide towards the center of the holding rod 6.1, the pull rope 9.2 drives the cam 8 to rotate relative to the hinge shaft 7 so that the convex part of the cam 8 is not abutted against the cross rod 4.12 any more, the holding rod 6.1 is lifted upwards, an upward force is applied to the limiting bulge 4.21 through the mounting seat 5 and the inner rod 3.2, the arc-shaped end of the limiting bulge 4.21 acts with the limiting hole 4.23 to enable the limiting bulge 4.21 to slide away from the limiting hole 4.23, and then the inner rod 3.2 can slide upwards to the through hole 4.24 or the limiting hole 4.23 to extend the telescopic rod 3, the support mechanism is deployed; when the base 2 of the supporting mechanism is separated from the ground or the table top, the elastic force of the third elastic unit 12.2 enables the rotating rod 12.1 to rotate, the lower part of the rotating rod 12.1 rotates out of the through groove 12.3 to a position lower than the lower surface of the base 2, the upper part of the rotating rod 12.1 rotates to the motion stroke of the limiting protrusion 4.21 to prevent the limiting protrusion 4.21 from sliding away from the corresponding limiting hole 4.23, in the process of lifting the supporting mechanism and the surveying instrument 1 through the lifting handle 6, even if the sliding ring 9.1 is accidentally touched or the mounting seat 5 rotates relative to the lifting handle 6 due to shaking, the cam 8 rotates to be separated from the butting with the cross rod 4.12, due to the blocking of the rotating rod 12.1 to the limiting protrusion 4.21, the gravity of the base 2 and the surveying instrument 1 cannot overcome the elastic force of the first elastic unit 4.22 to extend the telescopic rod 3 to cause the supporting mechanism to be unfolded, and the lifting and carrying of the surveying instrument is safer.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (10)

1. A portable indoor design mechanism, includes surveying appearance and supporting mechanism, its characterized in that, supporting mechanism includes:

the base is vertically provided with a plurality of telescopic rods;

the telescopic locking assembly comprises a trigger part and a locking part which are in transmission connection, and the locking part is used for locking the telescopic rod;

the mounting seats are arranged at the tops of the telescopic rods and used for detachably connecting the surveying instrument;

the lifting handle is hinged to the mounting seat through a hinge shaft, an extrusion piece is arranged on the hinge shaft, and when the lifting handle is vertically arranged, the extrusion piece extrudes the trigger piece to lock the locking piece.

2. The portable indoor design mechanism of claim 1, wherein the telescopic rod comprises a sleeve and an inner rod, the sleeve is vertically connected to the base, and the inner rod is vertically slidably disposed inside the sleeve.

3. The portable indoor design mechanism of claim 2, wherein the locking member comprises a limiting protrusion, a first elastic unit and at least two limiting holes, each limiting hole is formed in the peripheral side surfaces of the two ends of the sleeve, the limiting protrusion is arranged at the bottom of the inner rod in a sliding manner along the axial direction of the limiting hole, and the limiting protrusion is driven to slide into the limiting holes by the first elastic unit in the process of restoring to the original shape.

4. The portable indoor design mechanism of claim 3, wherein the trigger comprises a connecting rod and a cross rod, the bottom of the connecting rod is fixedly connected to the limiting protrusion, and the top of the connecting rod extends to the top of the inner rod and is fixedly connected to the cross rod.

5. The portable indoor design mechanism of claim 4, wherein the pressing piece is a cam, and when the carrying handle is vertically arranged, a convex part of the cam presses the cross bar to enable the limiting protrusion to slide into the limiting hole.

6. A portable indoor design mechanism according to claim 5, wherein the profile of the cam is configured to: when the carrying handle rotates towards one side and falls down, the convex part of the cam extrudes the cross rod, and when the carrying handle rotates towards the other side and falls down, the convex part of the cam does not contact the cross rod.

7. The portable indoor design mechanism of claim 3, wherein a plurality of through holes are formed in the circumferential side surface of the sleeve, each through hole has a structure consistent with that of the limiting hole, and each through hole and the two limiting holes are located on the same vertical line.

8. The indoor layout mechanism as claimed in claim 1, wherein there are four of said telescopic rods, four of said telescopic rods are distributed in a rectangular shape, and said telescopic locking assembly is disposed on two diagonal telescopic rods.

9. A portable indoor design mechanism according to claim 1, wherein the base is provided with a connection structure for detachable connection with a mapper.

10. The indoor design mechanism of claim 1, wherein the carrying handle comprises a holding rod and two hinged rods, the two hinged rods are hinged to two opposite sides of the mounting seat respectively, and the holding rod is connected between the two hinged rods.

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