CN218178316U

CN218178316U - Special frame of portable city planning design

Info

Publication number: CN218178316U
Application number: CN202221433798.5U
Authority: CN
Inventors: 李宁; 王金龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-30
Anticipated expiration: 2032-06-09

Abstract

The utility model belongs to the technical field of the measuring instrument support, concretely relates to special frame of portable city planning design, include: mount pad and telescopic support leg, telescopic support leg has 3 at least, just telescopic support leg's upper end respectively with the mount pad is articulated, telescopic support leg's lower extreme articulates there is the fixing base, the fixing base with be provided with first rotation stopping mechanism between the telescopic support leg, the fixing base can be fixed in ground, still be provided with first locking mechanism on the telescopic support leg, be used for the restraint telescopic support leg's is flexible, still be provided with bracket portion on the mount pad, bracket portion is used for the installation and lifts the measuring instrument. The utility model discloses the effectual problem of city planning design can not adapt to complicated topography with special stand among the prior art of having solved.

Description

Special frame of portable city planning design

Technical Field

The utility model belongs to the technical field of the measuring instrument support, especially, relate to a special frame of portable city planning design.

Background

The urban planning design is a general term for carrying out pre-planning and pre-designing on urban space development and construction. The method is a precondition for building and garden construction, provides conditions for required space, and provides unprecedented vast land for exploiting architecture and gardens due to the progress of urban planning design research.

The process of city planning and design comprises the following steps:

1. receiving a design task, performing site exploration and collecting related data;

2. preliminary general concepts and modifications;

3. making and packaging the second modified text of the scheme;

4. information feedback of the owner;

5. a project design review meeting;

6. expanding the initial design review meeting;

in the first step of the design flow, designers often go out to investigate and explore in the field, at which time a level or theodolite is used. To take topographical measurements of the road or intended land. The current method of installation is to mount the level or theodolite on a tripod for ease of fixing and viewing.

However, most of the existing triangular supports for urban planning and design cannot adapt to complex terrains, so that designers are difficult to horizontally install instruments when carrying out landform survey outdoors.

SUMMERY OF THE UTILITY MODEL

The utility model provides a special frame of portable city planning design to solve among the prior art problem that city planning design can not adapt to complicated topography with special stand.

The utility model discloses an adopt following technical scheme to realize:

a portable city planning and design specific rack, comprising: mount pad and telescopic support leg, telescopic support leg has 3 at least, just telescopic support leg's upper end respectively with the mount pad is articulated, telescopic support leg's lower extreme articulates there is the fixing base, the fixing base with be provided with first rotation stopping mechanism between the telescopic support leg, the fixing base can be fixed in ground, still be provided with first locking mechanism on the telescopic support leg, be used for the restraint telescopic support leg's is flexible, still be provided with bracket portion on the mount pad, bracket portion is used for the installation and lifts the measuring instrument.

Further, the first rotation preventing mechanism includes: the angle adjusting plate is fixedly connected with the rotating shaft of the fixing seat in a coaxial mode, a plurality of angle adjusting holes are formed in the angle adjusting plate, the connecting line of the geometric centers of the angle adjusting holes is on the same circle, the circle is concentric with the cross section circle of the rotating shaft, a second threaded hole is formed in the lower end of the telescopic supporting leg, and the threaded bolt penetrates through the angle adjusting holes and is in threaded connection with the second threaded hole.

Furthermore, a plurality of through holes are formed in the fixing seat and are used for penetrating through the ground penetrating screws.

Further, the first locking mechanism includes: the first jackscrew is arranged on the fixed rod of the telescopic supporting leg and is in threaded connection with the first threaded hole, and the inner end of the first jackscrew can be abutted against the movable rod of the telescopic supporting leg.

Further, the bracket portion includes: the lower support rod rotates and installs on the mount pad, go up the bracing piece with lower bracing piece sliding connection, still be provided with the second on the lower support rod and spline the mechanism, the second splines the mechanism and is used for the restraint the rotation of lower support rod, still be provided with second locking mechanism on the lower support rod, second locking mechanism is used for the restraint go up the slip of bracing piece.

Furthermore, the lower supporting rod is coaxially and fixedly connected with a rotating supporting disk, a rotating cavity is formed in the mounting seat, the rotating supporting disk is installed in the rotating cavity, a plurality of balls are arranged between the rotating supporting disk and the cavity wall of the rotating cavity, and the balls are used for reducing the rotating friction between the rotating supporting disk and the rotating cavity.

Furthermore, an upper annular ball groove is formed in the lower end face of the rotating support disc, a lower annular ball groove is formed in the bottom face of the rotating cavity, the upper annular ball groove and the lower annular ball groove correspond to each other, and the balls are arranged between the upper annular ball groove and the lower annular ball groove.

Further, the second rotation stopping mechanism comprises a locking nut, an external thread is arranged at the lower end of the lower supporting rod, the locking nut is connected to the external thread in a threaded mode, and the locking nut can abut against the upper surface of the mounting seat.

Compared with the prior art the utility model discloses following profitable technological effect has:

the utility model improves the traditional special frame for city planning and design into the supporting leg with the telescopic function, and the lower end of the telescopic supporting leg is hinged with the fixed seat, thereby realizing the installation and exploration on the terrains with different horizontal planes, and always keeping the whole level of the bracket; the problem that a special support for urban planning and design cannot adapt to complex terrains in the prior art is effectively solved.

Specifically, through the arrangement of the telescopic supporting legs and the fixed seats, when the road surface of the support frame is uneven, namely the ground at the erection point is uneven, the length of the telescopic supporting legs and the deflection angle of the fixed seats can be adjusted to fit the uneven terrain; thereby keeping the bracket part in a horizontal state all the time; through the arrangement of the first rotation stopping mechanism, namely the arrangement of the angle adjusting disc and the threaded bolt, the fixed seat can be fixed after deflecting for a certain angle, so that the integral stability of the bracket is ensured; the first locking mechanism, namely the first jackscrew, is in threaded connection with the fixed rod of the telescopic supporting leg, so that the constraint on the extension and retraction of the movable rod of the telescopic supporting leg can be realized, the constraint is stepless constraint, and the height difference in an effective range can be adapted; the bracket part is arranged into the lower support rod and the upper support rod, and the lower support rod is rotatably connected with the mounting seat, so that the horizontal observation angle of the measuring instrument can be effectively adjusted by rotating the lower support rod; the rotation of the lower supporting rod can be restrained by arranging the locking nut so as to fix the observation angle; the upper supporting rod is set to be in a state of sliding with the lower supporting rod, the upper and lower adjustment of the measuring instrument can be achieved, and meanwhile, the sliding restraint of the upper supporting rod can be achieved through the setting of the second locking mechanism.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the present invention with the locking nut removed;

FIG. 3 is a schematic view of the three-dimensional structure of the telescopic support leg and the fixing base of the present invention;

FIG. 4 is a schematic view of the mutual hinge three-dimensional structure of the fixing base and the telescopic supporting leg of the present invention;

FIG. 5 is a schematic view of the second threaded hole on the telescopic support leg of the present invention;

fig. 6 is a schematic view of a longitudinal section structure of a rotating mechanism formed by the mounting seat and the lower support rod of the present invention.

Description of the reference numerals:

1-mounting seat, 101-rotating cavity, 102-lower annular ball groove, 2-telescopic supporting leg, 201-telescopic supporting leg fixing rod, 202-telescopic supporting leg movable rod, 3-fixing seat, 301-fixing plate, 302-angle adjusting disc, 303-angle adjusting hole, 304-threaded bolt, 305-second threaded hole, 4-bracket part, 401-lower supporting rod, 402-upper supporting rod, 403-rotating supporting disk, 4031-upper annular ball groove, 404-external thread, 5-locking nut, 6-second jackscrew, 7-first jackscrew, 8-pull rod, 9-sliding sleeve and 10-ball.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

FIG. 1 is a schematic view of the three-dimensional structure of the present invention; FIG. 2 is a schematic view of the three-dimensional structure of the present invention with the lock nut removed; FIG. 3 is a schematic view of the three-dimensional structure of the telescopic support leg and the fixing base of the present invention; FIG. 4 is a schematic view of the mutual hinge three-dimensional structure of the fixing base and the telescopic supporting leg of the present invention; as shown in fig. 1-4:

a portable special frame for city planning and design, comprising: the device comprises a mounting seat 1 and telescopic supporting legs 2, wherein at least 3 telescopic supporting legs are arranged, in the embodiment, 3 telescopic supporting legs are arranged, and the 3 telescopic supporting legs are distributed at equal angles of 120 degrees respectively by using the central axis of the mounting seat; telescopic support leg's upper end is articulated with the mount pad respectively, and telescopic support leg's lower extreme articulates there is fixing base 3, is provided with the first mechanism that splines between fixing base and the telescopic support leg, and this first mechanism that splines includes: the angle adjusting plate 302 and the threaded bolt 304 are fixedly connected with the rotating shaft of the fixed seat coaxially, the angle adjusting plate is also provided with a plurality of angle adjusting holes 303, in the embodiment, the number of the angle adjusting holes 303 is 12, and the angle adjusting holes are distributed equiangularly along the axis of the rotating shaft of the fixed seat; namely, the connecting line of the geometric centers of the angle adjusting holes is on the same circle, and the circle is concentric with the cross section circle of the rotating shaft; the lower end of the telescopic support leg is provided with a second threaded hole 305, and a threaded bolt 304 passes through the angle adjusting hole 303 and is in threaded connection with the second threaded hole, so that the effect of rotation stopping is achieved. In this embodiment, two second screw holes have been seted up in telescopic support leg's lower extreme symmetry, so the screw bolt also is provided with two, and the angle adjustment dish also is provided with two.

Above-mentioned fixing base can be fixed in ground, and it includes: fixed plate 301, angle adjusting disk 302 and backup pad, in this embodiment, with the design of angle adjusting disk 302 and the two integrated into one piece of backup pad, angle adjusting disk fixes the top at the backup pad promptly, and fixed plate 301 then welds perpendicularly with the backup pad, has seted up 4 through-holes respectively on the fixed plate, and this through-hole is used for running through and pricks ground screw.

The telescopic support leg 2 is further provided with a first locking mechanism, and in this embodiment, the first locking mechanism includes: the first jackscrew 7 is provided with a first threaded hole on the telescopic supporting leg fixing rod 201, the first jackscrew is in threaded connection with the first threaded hole, and the inner end of the first jackscrew can be abutted against the telescopic supporting leg movable rod 202. The first jackscrew is used for restricting the stretching of the movable rod of the telescopic supporting leg.

The mounting base is also provided with a bracket part 4 which is used for mounting and lifting the measuring instrument. The bracket portion includes: lower support bar 401 and last bracing piece 402, the lower support bar rotates and installs on the mount pad, go up bracing piece and lower support bar sliding connection, still be provided with the second on the lower support bar and spline the mechanism, the second splines the rotation that the mechanism is used for retraining the lower support bar, in this embodiment, the second splines the mechanism and includes lock nut 5, external screw thread 404 has been seted up to the lower extreme of lower support bar, threaded connection has lock nut 5 on the external screw thread, lock nut can support and press the upper surface at the mount pad.

In this embodiment, the upper support rod is connected with the lower support rod in a telescopic sliding manner, and wing plates are further fixedly connected to two sides of the upper support rod, and the wing plates are inserted into wing grooves of the lower support rod to slide up and down, so that the upper support rod and the lower support rod are prevented from rotating relatively.

The lower supporting rod is also provided with a second locking mechanism which is used for restricting the sliding of the upper supporting rod, in the embodiment, the second locking mechanism is preferably a second jackscrew 6, and the number of the second jackscrews is two and is symmetrical about the axis; the working principle is the same as that of the first jackscrew 7, and the description is omitted.

The lower support rod is rotatably connected with the mounting seat through the following technical scheme: the coaxial rigid coupling of lower support bar has a rotation supporting disk 403, has seted up rotatory cavity 101 in the mount pad 1, and rotation supporting disk installs in rotatory cavity, is provided with a plurality of balls 10 between the chamber wall of rotation supporting disk and rotatory cavity, and the ball is used for reducing the rotational friction between rotation supporting disk and the rotatory cavity.

Specifically, the lower end surface of the rotation support disk is provided with an upper annular ball groove 4031, the bottom surface of the rotation cavity is provided with a lower annular ball groove 102, the upper annular ball groove and the lower annular ball groove correspond to each other, and the balls are arranged between the upper annular ball groove and the lower annular ball groove.

In this embodiment, the lower part of the lower support rod 401 passes through the mounting seat 1, and the lower part of the lower support rod 401 is sleeved with a sliding sleeve 9, and a pull rod 8 is hinged between the sliding sleeve 9 and the telescopic support leg fixing rod 201; the mechanism can set a maximum opening range of the telescopic supporting legs; and after the use, can all pack up telescopic support leg to go up during the bracing piece takes in the lower support bar, and go up jackscrew, so portable and transportation.

Specifically, through the arrangement of the telescopic supporting legs and the fixed seats, when the road surface of the support frame is uneven, namely the ground at the erection point is uneven, the length of the telescopic supporting legs and the deflection angle of the fixed seats can be adjusted to fit the uneven terrain; thereby the bracket part is always kept in a horizontal state; through the arrangement of the first rotation stopping mechanism, namely the arrangement of the angle adjusting disc and the threaded bolt, the fixed seat can be fixed after deflecting for a certain angle, so that the integral stability of the bracket is ensured; the first locking mechanism, namely the first jackscrew, is in threaded connection with the fixed rod of the telescopic supporting leg, so that the constraint on the extension and retraction of the movable rod of the telescopic supporting leg can be realized, the constraint is stepless constraint, and the height difference in an effective range can be adapted; the bracket part is arranged into the lower support rod and the upper support rod, and the lower support rod is rotatably connected with the mounting seat, so that the horizontal observation angle of the measuring instrument can be effectively adjusted by rotating the lower support rod; the rotation of the lower supporting rod can be restrained by arranging the locking nut so as to fix the observation angle; the upper supporting rod is arranged to slide with the lower supporting rod, so that the upper and lower adjustment of the measuring instrument can be realized, and meanwhile, the sliding constraint of the upper supporting rod can be realized through the arrangement of the second locking mechanism.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that: the technical solutions described in the above embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A special frame of portable city planning design which characterized in that includes: mount pad and telescopic support leg, telescopic support leg has 3 at least, just telescopic support leg's upper end respectively with the mount pad is articulated, telescopic support leg's lower extreme articulates there is the fixing base, the fixing base with be provided with first rotation stopping mechanism between the telescopic support leg, the fixing base can be fixed in ground, still be provided with first locking mechanism on the telescopic support leg, be used for the restraint telescopic support leg's is flexible, still be provided with bracket portion on the mount pad, bracket portion is used for the installation and lifts the measuring instrument.

2. The portable city planning and design dedicated frame according to claim 1, wherein the first rotation stopping mechanism comprises: the angle adjusting plate is fixedly connected with the rotating shaft of the fixing seat in a coaxial mode, a plurality of angle adjusting holes are formed in the angle adjusting plate, the connecting line of the geometric centers of the angle adjusting holes is on the same circle, the circle is concentric with the cross section circle of the rotating shaft, a second threaded hole is formed in the lower end of the telescopic supporting leg, and the threaded bolt penetrates through the angle adjusting holes and is in threaded connection with the second threaded hole.

3. The portable special frame for city planning and design according to claim 2, wherein the fixing base is provided with a plurality of through holes, and the through holes are used for penetrating through ground penetrating screws.

4. The portable city planning design special frame according to claim 1, wherein the first locking mechanism comprises: the first jackscrew is arranged on the fixed rod of the telescopic supporting leg and is in threaded connection with the first threaded hole, and the inner end of the first jackscrew can be abutted against the movable rod of the telescopic supporting leg.

5. The portable city planning design dedicated rack according to claim 1, wherein the bracket part comprises: the lower support rod rotates to be installed on the mounting seat, the upper support rod is connected with the lower support rod in a sliding mode, a second rotation stopping mechanism is further arranged on the lower support rod and used for constraining the rotation of the lower support rod, a second locking mechanism is further arranged on the lower support rod and used for constraining the sliding of the upper support rod.

6. The portable special frame for city planning and design according to claim 5, wherein a rotation support disc is coaxially and fixedly connected to the lower support bar, a rotation cavity is formed in the mounting seat, the rotation support disc is installed in the rotation cavity, and a plurality of balls are arranged between the rotation support disc and the wall of the rotation cavity and used for reducing rotation friction between the rotation support disc and the rotation cavity.

7. The portable city planning and design special frame according to claim 6, wherein the lower end surface of the rotation support plate is provided with an upper annular ball groove, the bottom surface of the rotation cavity is provided with a lower annular ball groove, the upper annular ball groove and the lower annular ball groove correspond to each other, and the ball is disposed between the upper annular ball groove and the lower annular ball groove.

8. The portable special frame for city planning and design according to claim 5, wherein the second rotation stopping mechanism comprises a lock nut, the lower end of the lower support rod is provided with an external thread, the external thread is in threaded connection with the lock nut, and the lock nut can be pressed against the upper surface of the mounting seat.