CN215261788U

CN215261788U - Easy fixed marker post for road and bridge construction survey

Info

Publication number: CN215261788U
Application number: CN202121664441.3U
Authority: CN
Inventors: 何源; 李宗儒
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-21
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses an easily fixable's sighting rod for road and bridge construction survey, including basic sighting rod, basic sighting rod upper end is provided with the extension sighting rod, be provided with coupling assembling jointly between basic sighting rod and the extension sighting rod, extension sighting rod surface is opened there are two first draw-in grooves, two first draw-in groove is upper and lower symmetric distribution, basic sighting rod lower extreme fixed mounting has the tip, basic sighting rod surface activity has cup jointed fixed water tank, fixed water tank upper end left part fixed mounting has the water filling port, the water filling port upper end is provided with sealed lid, be provided with the protection subassembly between basic sighting rod and the tip, the protection subassembly is located fixed water tank inboard. A road and bridge construction survey pole of easily fixing, realize the fixed of pole through setting up fixed water tank, realized the protection of tip through setting up the protection subassembly, adopt concatenation formula structural design, be convenient for carry out split and transportation, the practicality is strong.

Description

Easy fixed marker post for road and bridge construction survey

Technical Field

The utility model relates to a road and bridge construction technical field, in particular to easy fixed marker post for road and bridge construction survey.

Background

Construction survey is the measurement work performed by various projects in the construction stage. The main task is to measure (loft) the plane position and elevation of the building designed on the drawing on the construction working face with certain precision according to the design and construction requirements in the construction stage as the construction basis, and to perform a series of measurement control work in the construction process to guide and ensure the construction to be performed according to the design requirements.

Need use the sighting rod auxiliary survey among the road and bridge construction survey process, there are following several drawbacks in the sighting rod for the road and bridge construction survey that has now: 1. the existing marker post for road and bridge construction measurement is inconvenient to fix when in use, the whole fixing process is complex to operate, and the marker post is easy to incline, so that the measurement accuracy is influenced; 2. the existing marker post for road and bridge construction measurement is mostly provided with a pointed end, and the pointed end is relatively sharp, so that certain potential safety hazard exists; 3. the most formula structures as an organic whole of marker post for current road and bridge construction measurement can't dismantle and install additional, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an easily fixable's road and bridge is sighting rod for construction survey can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an easily fixable's sighting rod for road and bridge construction survey, includes basic sighting rod, basic sighting rod upper end is provided with the extension sighting rod, be provided with coupling assembling jointly between basic sighting rod and the extension sighting rod, extension sighting rod surface is opened there are two first draw-in grooves, two first draw-in groove is upper and lower symmetric distribution, basic sighting rod lower extreme fixed mounting has the tip, fixed water tank has been cup jointed in basic sighting rod surface activity, fixed water tank upper end left part fixed mounting has the water filling port, the water filling port upper end is provided with sealed lid, be provided with the protection subassembly between basic sighting rod and the tip, the protection subassembly is located fixed water tank inboard, basic sighting rod diameter equals extension sighting rod diameter.

Preferably, the upper portion of the outer surface of the basic marker post is provided with a second clamping groove, the second clamping groove has the same structure as the first clamping groove, the lower portion of the outer surface of the basic marker post is provided with four limiting sliding grooves which are distributed in an annular array, the lower portion of the outer surface of the basic marker post is provided with an upper screw hole and a lower screw hole from top to bottom, and the diameters of the upper screw hole and the lower screw hole are the same.

Preferably, coupling assembling includes the connection shell, the connection shell is provided with two, two symmetrical distribution around the connection shell is, connection shell and basic sighting rod phase-match, the equal fixed mounting of connection shell left end and right-hand member has the connecting plate, the inboard cambered surface fixed mounting of connection shell has two snap rings, snap ring and first draw-in groove phase-match, adjacent two around the connection shell is provided with four connecting bolt jointly between the connection shell.

Preferably, the protection component comprises a sleeve, the inner diameter of the sleeve is equal to the diameter of the basic marker post, four limiting slide blocks are fixedly mounted on the inner wall of the sleeve and are respectively in sliding connection with four limiting slide grooves, a fixing bolt is in threaded connection with the outer surface of the sleeve, and the fixing bolt is in threaded connection with an upper screw hole.

Preferably, a first through hole is formed in the middle of the upper end of the fixed water tank, a second through hole is formed in the middle of the lower end of the fixed water tank, and the second through hole is communicated with the first through hole.

Preferably, the diameter of the first through hole is equal to that of the basic mark post, and the diameter of the second through hole is larger than that of the sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model relates to an easily fixable's sighting rod for road and bridge construction survey realizes fixing of sighting rod through setting up fixed water tank, during the use, at first move to the measurement fixed point through fixed water tank, then inject basic sighting rod into first through-hole and second through-hole, until the tip submerges into ground completely, then move the position of fixed water tank adjustment basic sighting rod, and adjust the levelness of fixed water tank, make fixed water tank and ground keep the level, unscrew sealed lid and water injection at last, accomplish the whole fixed course of sighting rod, whole operation process is simple and convenient, and basic sighting rod can not take place the slope phenomenon, effectively guaranteed the measuring accuracy;

2. the utility model relates to an easily fixable's sighting rod for road and bridge construction survey has realized the protection of tip through setting up the protection subassembly, when not using, at first twist and move fixing bolt and make it break away from the upper screw, then move the sleeve pipe downwards, until spacing slider lower extreme face and spacing spout lower wall contact, at this moment, rethread fixing bolt and lower screw carry out threaded connection, fix the sleeve pipe on basic sighting rod again, at this moment, the tip is located the sleeve pipe completely, effectively avoid the tip to touch the user, reduce the incident probability;

3. the utility model relates to an easy-to-fix marker post for road and bridge construction measurement, which comprises a main part of the marker post by arranging a basic marker post, an extension marker post and a connecting component, the number of the extension marker posts can be increased, and the field assembly splicing can be carried out during the construction measurement; during transportation, the split can be carried out, and the practicability is strong.

Drawings

FIG. 1 is a schematic view of the whole structure of the easy-to-fix measuring post for road and bridge construction;

FIG. 2 is a schematic view of a part of the structure of the easy-to-fix measuring post for road and bridge construction;

FIG. 3 is a schematic view of the overall structure of the basic marker post of the marker post for road and bridge construction measurement, which is easy to fix;

FIG. 4 is a schematic view of the whole structure of the connecting assembly of the easy-to-fix marker post for road and bridge construction measurement of the present invention;

FIG. 5 is a schematic view of the whole structure of the easy-to-fix protection assembly of the measuring post for road and bridge construction;

fig. 6 is the utility model relates to an easily fixed road and bridge construction survey is with fixed water tank of sighting rod dissect schematic structure.

In the figure: 1. a base marker post; 2. the marker post is extended; 3. a first card slot; 4. a connecting assembly; 5. fixing the water tank; 6. a water injection port; 7. a sealing cover; 8. a tip; 9. a protection component; 21. a second card slot; 22. a limiting chute; 23. an upper screw hole; 24. a lower screw hole; 31. a connecting shell; 32. a connecting plate; 33. a snap ring; 34. a connecting bolt; 41. a sleeve; 42. a limiting slide block; 43. fixing the bolt; 51. a first through hole; 52. a second via.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, a road and bridge construction survey pole that easily fixes, including basic sighting rod 1, 1 upper end of basic sighting rod is provided with extension sighting rod 2, be provided with coupling assembling 4 between basic sighting rod 1 and the extension sighting rod 2 jointly, 2 surfaces of extension sighting rod are opened there are two first draw-in grooves 3, two first draw-in grooves 3 are upper and lower symmetric distribution, 1 lower extreme fixed mounting of basic sighting rod has tip 8, 1 surface activity of basic sighting rod has cup jointed fixed water tank 5, fixed water tank 5 upper end left part fixed mounting has

water filling port

6, 6 upper ends of water filling port are provided with sealed lid 7, be provided with protection component 9 between basic sighting rod 1 and the tip 8, protection component 9 is located fixed water tank 5 inboardly, 1 diameter of basic sighting rod equals extension sighting rod 2 diameter.

Second draw-in groove 21 is opened on 1 surface upper portion of basic sighting rod, second draw-in groove 21 is the same with first draw-in groove 3 structure, 1 surface lower part of basic sighting rod is opened there are four spacing spout 22, four spacing spout 22 are annular array and distribute, 1 surface lower part from the top down of basic sighting rod has last screw 23 and lower screw 24, it is the same with lower screw 24 diameter to go up screw 23, when fixing bolt 43 is connected with last screw 23, bushing 41 is located 8 tops of prong, when fixing bolt 43 is connected with lower screw 24, prong 8 is located inside bushing 41 completely.

Coupling assembling 4 is including connecting shell 31, connecting shell 31 is provided with two, symmetric distribution around two connecting shell 31 are, connecting shell 31 and basic sighting rod 1 phase-match, the equal fixed mounting of connecting shell 31 left end and right-hand member has connecting plate 32, connecting shell 31 inboard cambered surface fixed mounting has two snap rings 33, snap ring 33 and first draw-in groove 3 phase-match, be provided with four connecting bolt 34 between two adjacent connecting shell 31 around jointly, distance between two snap rings 33 just equals the distance of second draw-in groove 21 to the first draw-in groove 3 of downside.

Protection component 9 includes sleeve 41, sleeve 41 internal diameter equals basic sighting rod 1 diameter, sleeve 41 inner wall fixed mounting has four limiting slide 42, four limiting slide 42 respectively with four limiting slide 22 sliding connection, sleeve 41 surface threaded connection has fixing bolt 43, fixing bolt 43 and last screw 23 threaded connection, limiting slide 22 and limiting slide 42 set up to make sleeve 41 can only reciprocate, and restricted sleeve 41's the most displacement distance, sleeve 41's length is greater than the length of prong 8.

The middle part of the upper end of the fixed water tank 5 is provided with a first through hole 51, the middle part of the lower end of the fixed water tank 5 is provided with a second through hole 52, the second through hole 52 is communicated with the first through hole 51, the fixed water tank 5 and the basic marker post 1 can be mutually vertical due to the arrangement of the first through hole 51, and the second through hole 52 is used for accommodating the sleeve 41.

The diameter of the first through hole 51 is equal to that of the basic mark post 1, and the diameter of the second through hole 52 is larger than that of the sleeve 41.

It should be noted that the utility model relates to an easy fixed marker post for road and bridge construction survey, the fixation of the marker post is realized by arranging the fixed water tank 5, when in use, firstly, the fixed water tank 5 is moved to the measurement fixed point, then the basic marker post 1 is inserted into the first through hole 51 and the second through hole 52 until the tip 8 is completely submerged into the ground, then the fixed water tank 5 is moved to adjust the position of the basic marker post 1, and the levelness of the fixed water tank 5 is adjusted, so that the fixed water tank 5 is kept horizontal with the ground, finally, the sealing cover 7 is unscrewed and water is injected, the whole fixing process of the marker post is completed, the whole operation process is simple and convenient, the inclination phenomenon of the basic marker post 1 can not occur, the measuring accuracy is effectively ensured, the protection of the tip 8 is realized by arranging the protection component 9, when in use, the fixing bolt 43 is firstly screwed to separate from the upper screw hole 23, then the sleeve 41 is moved downwards until the lower end face of the limiting slide block 42 is contacted with the lower wall of the limiting slide groove 22, at the moment, the sleeve 41 is fixed on the basic marker post 1 again through the fixing bolt 43 and the lower screw hole 24 in a threaded connection mode, at the moment, the pointed end 8 is completely positioned in the sleeve 41, the pointed end 8 is effectively prevented from touching a user, the probability of safety accidents is reduced, the basic marker post 1, the extension marker post 2 and the connecting assembly 4 form the main part of the marker post, the number of the extension marker posts 2 can be increased, and field assembly splicing can be carried out during construction measurement; during transportation, the split can be carried out, and the practicability is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an easily fixable's road and bridge construction survey uses sighting rod, includes basic sighting rod (1), its characterized in that: an extension marker post (2) is arranged at the upper end of the basic marker post (1), a connecting component (4) is arranged between the basic marker post (1) and the extension marker post (2) together, the outer surface of the extension marker post (2) is provided with two first clamping grooves (3), the two first clamping grooves (3) are distributed up and down symmetrically, a tip (8) is fixedly arranged at the lower end of the basic marker post (1), a fixed water tank (5) is movably sleeved on the outer surface of the basic marker post (1), a water filling port (6) is fixedly arranged at the left part of the upper end of the fixed water tank (5), a sealing cover (7) is arranged at the upper end of the water filling port (6), a protective component (9) is arranged between the basic mark post (1) and the pointed end (8), the protection component (9) is located on the inner side of the fixed water tank (5), and the diameter of the basic marker post (1) is equal to that of the extension marker post (2).

2. The easy-to-fix marker post for road and bridge construction measurement as claimed in claim 1, wherein: second draw-in groove (21) is opened on basis sighting rod (1) surface upper portion, second draw-in groove (21) is the same with first draw-in groove (3) structure, basic sighting rod (1) surface lower part is opened there are four spacing spout (22), four spacing spout (22) are annular array and distribute, screw (23) and lower screw (24) have been opened from the top down to basic sighting rod (1) surface lower part, it is the same with lower screw (24) diameter to go up screw (23).

3. The easy-to-fix marker post for road and bridge construction measurement as claimed in claim 1, wherein: coupling assembling (4) are including connecting shell (31), connecting shell (31) are provided with two, two symmetrical distribution around connecting shell (31) is, connecting shell (31) and basic sighting rod (1) phase-match, the equal fixed mounting of connecting shell (31) left end and right-hand member has connecting plate (32), connecting shell (31) inboard cambered surface fixed mounting has two snap rings (33), snap ring (33) and first draw-in groove (3) phase-match, adjacent two around be provided with four connecting bolt (34) between connecting shell (31) jointly.

4. The easy-to-fix marker post for road and bridge construction measurement as claimed in claim 1, wherein: protection component (9) are including sleeve pipe (41), sleeve pipe (41) internal diameter equals basic sighting rod (1) diameter, sleeve pipe (41) inner wall fixed mounting has four limiting slide block (42), four limiting slide block (42) respectively with four limiting slide groove (22) sliding connection, sleeve pipe (41) surface threaded connection has fixing bolt (43), fixing bolt (43) and last screw (23) threaded connection.

5. The easy-to-fix marker post for road and bridge construction measurement as claimed in claim 1, wherein: the middle part of the upper end of the fixed water tank (5) is provided with a first through hole (51), the middle part of the lower end of the fixed water tank (5) is provided with a second through hole (52), and the second through hole (52) is communicated with the first through hole (51).

6. The easy-to-fix marker post for road and bridge construction measurement as claimed in claim 5, wherein: the diameter of the first through hole (51) is equal to that of the basic marker post (1), and the diameter of the second through hole (52) is larger than that of the sleeve (41).