CN210070951U

CN210070951U - Convenient measuring mark who changes

Info

Publication number: CN210070951U
Application number: CN201921164214.7U
Authority: CN
Inventors: 陈佩华
Original assignee: Nanjing Hualu Highway Equipment Engineering Co Ltd
Current assignee: Nanjing Hualu Highway Equipment Engineering Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-02-14
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a convenient survey mark of changing, including ground, coupling nut and permanent survey mark, the outside of shell body is provided with annular fixed block, and is provided with the mud filler between shell body and the mounting hole, coupling nut sets up including the casing bottom, and the outside of casing is provided with sealing washer and adjusting nut, and the sealing washer sets up the below at adjusting nut simultaneously, the lateral surface of casing is connected with the adapter sleeve through the bolt, and the adapter sleeve setting is in the adjusting nut top, the upper end of adapter sleeve is provided with an installation section of thick bamboo, and the block is connected with the rubber buffer on the installation section of thick bamboo, be provided with the temporary survey mark on the rubber buffer, and be connected with the safety cover through the rivet on the rubber buffer. This convenient survey mark who changes when needs change interim survey mark, can pull out the rubber buffer, take off former survey mark and change, then impress it into installation section of thick bamboo internal fixation again, make things convenient for survey mark's change.

Description

Convenient measuring mark who changes

Technical Field

The utility model relates to a survey mark technical field specifically is a survey mark of convenient change.

Background

The survey mark is a general name of a markstone, a target and other marks used for surveying and marking the position of a ground survey control point, and is various marks which are set up and stored on the ground, underground or on a building by a surveying and mapping department during surveying and mapping, each survey mark is accurately measured and calculated to obtain the data of the plane position and the altitude of the survey mark on the ground, common survey marks are metal or porcelain marks, the survey marks can be divided into permanent survey marks and temporary survey marks, the permanent survey marks are survey marks which are provided with fixed marks for long-term use of a surveying and mapping unit and need permanent storage, the temporary survey marks are set and used by the surveying and mapping unit in the surveying process, the marks which do not need long-term storage after the project is finished, for example, the survey marks used in school teaching belong to temporary survey marks, the temporary measuring mark has high use frequency in the teaching process, and the existing measuring mark cannot be freely and nondestructively replaced because the measuring mark needs to be filled in the underground through concrete, so that the measuring mark is worn and reduced in service life each time, and the common measuring mark has poor sealing effect during installation, is easy to enter rainwater and influences the service life of the measuring mark.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a survey mark of convenient change to the teaching in-process interim survey mark frequency of use who proposes in solving above-mentioned background art is higher, because survey mark need pour into through the concrete and bury in the underground, current survey mark can not freely harmless change, all can cause its production wearing and tearing when using at every turn, reduce its life, and sealed effect is poor when general survey mark installs, get into the rainwater easily, influence its life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a measuring mark convenient for replacement comprises ground, a connecting nut and a permanent measuring mark, wherein a mounting hole is formed in the ground, an outer shell is arranged in the mounting hole, an annular fixing block is arranged on the outer side of the outer shell, a slurry filler is arranged between the outer shell and the mounting hole, a threaded rod is arranged at the bottom of the outer shell, the connecting nut is arranged at the inner bottom of the inner shell, a sealing ring and an adjusting nut are arranged on the outer side of the inner shell, the sealing ring is arranged below the adjusting nut, the permanent measuring mark is arranged on a fixing frame, the fixing frame is connected with the inner side wall of the inner shell through a connecting groove, the connecting groove is arranged on the inner side wall of the inner shell, the outer side surface of the inner shell is connected with a connecting sleeve through a bolt, the connecting sleeve is arranged, and the installation cylinder is connected with a rubber plug in a clamping manner, the rubber plug is provided with a temporary measuring mark, the upper surface of the rubber plug is connected with the protective cover through a rivet, and the protective cover is arranged on the outer side of the temporary measuring mark.

Preferably, the threaded rod is in threaded connection with the connecting nut, and the central point of the threaded rod, the central point of the connecting nut and the central point of the inner shell are on the same straight line.

Preferably, the inner diameter of the sealing ring is matched with the outer diameter of the inner shell, and the outer diameter of the sealing ring is matched with the inner diameter of the outer shell.

Preferably, the inner diameter of the connecting sleeve is matched with the outer diameter of the inner shell, and 4 bolts are arranged on the connecting sleeve.

Preferably, the bolt is in threaded connection with the connecting sleeve and the inner shell.

Preferably, be the block connection between installation section of thick bamboo and the rubber buffer, and the rubber buffer is connected with the safety cover through 4 rivets.

Compared with the prior art, the beneficial effects of the utility model are that: the measuring mark which is convenient to replace is provided with a plurality of measuring marks,

(1) the temporary measuring marks and the permanent measuring marks are arranged, so that students can know different measuring marks conveniently during teaching, the measuring technology can be mastered quickly, the teaching effect is improved, and the temporary measuring marks are used for teaching;

(2) the arranged sealing ring can reduce rainwater entering the outer shell, reduce the influence of the rainwater on the measuring mark and prolong the service life of the measuring mark, and the arranged protective cover plays a role in protecting the temporary measuring mark and prolongs the service life of the temporary measuring mark;

(3) pass through the bolt fastening with the adapter sleeve on interior casing, play the protection effect to permanent survey mark, when needs change interim survey mark, can pull out the rubber buffer, take off former survey mark and change, then impress it into installation section of thick bamboo internal fixation again, make things convenient for survey mark's change.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic view of the connection structure between the inner housing and the fixing frame of the present invention.

In the figure: 1. the device comprises the following components of the ground, 2, a mounting hole, 3, an outer shell, 4, an annular fixing block, 5, slurry filler, 6, a threaded rod, 7, a connecting nut, 8, an inner shell, 9, a sealing ring, 10, an adjusting nut, 11, a permanent measuring mark, 12, a fixing frame, 13, a connecting groove, 14, a connecting sleeve, 15, a bolt, 16, a mounting cylinder, 17, a rubber plug, 18, a temporary measuring mark, 19, a protective cover, 20 and a rivet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a measuring mark convenient for replacement is disclosed, as shown in figures 1 and 2, a mounting hole 2 is arranged on the ground 1, an outer shell 3 is arranged in the mounting hole 2, an annular fixing block 4 is arranged on the outer side of the outer shell 3, a slurry filler 5 is arranged between the outer shell 3 and the mounting hole 2, a threaded rod 6 is arranged at the bottom of the outer shell 3, the threaded rod 6 is in threaded connection with a connecting nut 7, the central point of the threaded rod 6, the central point of the connecting nut 7 and the central point of an inner shell 8 are on the same straight line, the inner shell 8 is fixedly connected with the outer shell 3 through the threaded rod 6, the connecting nut 7 is arranged at the inner bottom of the inner shell 8, a sealing ring 9 and an adjusting nut 10 are arranged on the outer side of the inner shell 8, the sealing ring 9 is arranged below the adjusting nut 10, the inner diameter of the sealing ring 9 is matched with, and the external diameter of sealing washer 9 is identical with 3 internal diameters of shell body, and sealing washer 9 can guarantee the leakproofness between interior casing 8 and the shell body 3, avoids the rainwater to influence its life.

As shown in fig. 1, fig. 2 and fig. 3, the permanent measurement mark 11 is disposed on the fixing frame 12, and the fixing frame 12 is connected to the inner side wall of the inner housing 8 through the connecting groove 13, meanwhile, the connecting groove 13 is disposed on the inner side wall of the inner housing 8, the outer side surface of the inner housing 8 is connected to the connecting sleeve 14 through the bolt 15, and the connecting sleeve 14 is disposed above the adjusting nut 10, the inner diameter of the connecting sleeve 14 is matched with the outer diameter of the

inner housing

8, and 4 bolts 15 are disposed on the connecting sleeve 14, the connecting sleeve 14 has a protection effect on the permanent measurement mark 11, so that influence of rainwater on the permanent measurement mark can be avoided, the bolt 15 is in threaded connection with the connecting sleeve 14 and the inner housing 8, the connecting sleeve 14 is.

As shown in fig. 1 and 2, the upper end of the connecting sleeve 14 is provided with a mounting cylinder 16, and the installation cylinder 16 is connected with a rubber plug 17 in a snap-fit manner, the installation cylinder 16 is connected with the rubber plug 17 in a snap-fit manner, and the rubber plug 17 is connected with a protective cover 19 through 4 rivets 20, the temporary measuring mark 18 is arranged on the rubber plug 17, and the temporary measuring mark is clamped on the mounting cylinder 16 through the rubber plug 17, so that the temporary measuring mark can be conveniently detached and replaced, the protective cover 19 can protect the temporary measuring mark 18, the service life of the temporary measuring mark is prolonged, the temporary measuring mark 18 is arranged on the rubber plug 17, the upper surface of the rubber plug 17 is connected with the protective cover 19 through the rivets 20, and the protective.

The working principle is as follows: when the measuring mark convenient to replace is used, the outer shell 3 is placed into the mounting hole 2, the slurry filler 5 is injected into the mounting hole 2, the outer shell 3 is fixed through the annular fixing block 4, the adjusting nut 10 is screwed to enable the connecting nut 7 in the inner shell 8 to be in threaded connection with the threaded rod 6, the inner shell 8 is fixedly connected with the outer shell 3, the sealing ring 9 can enhance the sealing performance between the inner shell and the outer shell, impurities such as rainwater and the like are prevented from entering the fixing frame to affect the service life of the fixing frame, the fixing frame 12 provided with the permanent measuring mark 11 is installed in the inner shell 8 through the connecting groove 13, the connecting sleeve 14 is sleeved at the upper end of the inner shell 8, the fixing frame is fixedly connected with the inner shell 8 through the bolt 15, the permanent measuring mark 11 is protected, the rubber plug 17 provided with the temporary measuring mark 18 is pressed into the mounting cylinder 16, and the protective cover 19, the temporary measuring mark 18 is protected, when the temporary measuring mark 18 needs to be replaced, the rubber stopper 17 is pulled out, and the temporary measuring mark 18 is replaced, and the content which is not described in detail in the specification belongs to the prior art which is well known to a person skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A measuring sign convenient to replace comprises a ground (1), a connecting nut (7) and a permanent measuring sign (11), and is characterized in that: the device is characterized in that a mounting hole (2) is formed in the ground (1), an outer shell (3) is arranged in the mounting hole (2), an annular fixed block (4) is arranged on the outer side of the outer shell (3), a slurry filler (5) is arranged between the outer shell (3) and the mounting hole (2), a threaded rod (6) is arranged at the bottom of the outer shell (3), a connecting nut (7) is arranged at the bottom of the inner shell (8), a sealing ring (9) and an adjusting nut (10) are arranged on the outer side of the inner shell (8), the sealing ring (9) is arranged below the adjusting nut (10), a permanent measuring mark (11) is arranged on a fixed frame (12), the fixed frame (12) is connected with the inner side wall of the inner shell (8) through a connecting groove (13), the connecting groove (13) is arranged on the inner side wall of the inner shell (8), the outer side surface of the inner shell (8) is connected with a connecting sleeve, and adapter sleeve (14) set up in adjusting nut (10) top, the upper end of adapter sleeve (14) is provided with an installation section of thick bamboo (16), and the block is connected with rubber buffer (17) on an installation section of thick bamboo (16), be provided with temporary measurement sign (18) on rubber buffer (17), and rubber buffer (17) upper surface is connected with safety cover (19) through rivet (20), and safety cover (19) set up the outside at temporary measurement sign (18) simultaneously.

2. A measuring tag as claimed in claim 1, which is easy to replace, comprising: threaded connection is adopted between the threaded rod (6) and the connecting nut (7), and the central point of the threaded rod (6), the central point of the connecting nut (7) and the central point of the inner shell (8) are on the same straight line.

3. A measuring tag as claimed in claim 1, which is easy to replace, comprising: the inner diameter of the sealing ring (9) is matched with the outer diameter of the inner shell (8), and the outer diameter of the sealing ring (9) is matched with the inner diameter of the outer shell (3).

4. A measuring tag as claimed in claim 1, which is easy to replace, comprising: the inner diameter of the connecting sleeve (14) is matched with the outer diameter of the inner shell (8), and 4 bolts (15) are arranged on the connecting sleeve (14).

5. A measuring tag as claimed in claim 1, which is easy to replace, comprising: and the bolt (15) is in threaded connection with the connecting sleeve (14) and the inner shell (8).

6. A measuring tag as claimed in claim 1, which is easy to replace, comprising: install for the block between a section of thick bamboo (16) and rubber buffer (17) and be connected, and rubber buffer (17) are connected with safety cover (19) through 4 rivets (20).