CN212645722U

CN212645722U - Survey pin for road surveying and mapping

Info

Publication number: CN212645722U
Application number: CN202020773052.3U
Authority: CN
Inventors: 贺婧; 王法景
Original assignee: Yangling Vocational and Technical College
Current assignee: Yangling Vocational and Technical College
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-03-02
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a survey pin for road survey and drawing, including the survey pin, the bottom welding of survey pin has the connecting block, the lower skin weld of connecting block has a cavity to go into a hole section of thick bamboo, the left and right sides that a hole section of thick bamboo was gone into to the cavity has all been seted up to the notch of wearing, the cavity goes into the inner chamber left and right sides of a hole section of thick bamboo and has all welded the welding axle sleeve, and is two sets of the welding has the welding axle sleeve in the bearing ring of welding axle sleeve, the welding has a welding piece on the outer wall of welding axle sleeve, the welding. This survey pin for road survey and drawing, when the fixed section of thick bamboo of trompil and the square body displacement downwards, insert the operation that goes on behind the soil pre-opened hole position for the survey pin, and the promotion square body of the fixed section of thick bamboo of trompil moves the back downwards, and the square body will expand in the hole of seting up in advance to make cavity entry section of thick bamboo fix in the hole of seting up, otherwise when drawing the survey pin, the fixed section of thick bamboo of trompil is displacement upwards, and two groups of sword are cut and the square body is the shrink form this moment.

Description

Survey pin for road surveying and mapping

Technical Field

The utility model relates to a survey and drawing field specifically is a survey pin for road survey and drawing.

Background

The measuring drill rod is mainly used for calibrating the position of a ruler section point and calculating the number of the measured ruler sections, and mainly made of iron or stainless steel.

This application improves to prior art, and survey pin is in the installation among the prior art, need install the survey pin in predetermined hole, installs survey pin easily and receives external influence in the hole, is extracted by the people easily, if appear losing can lead to the engineering to go on smoothly, and another kind inserts the survey pin of hole and can't extract, leads to detecting apart from the engineering completion after, extracts the survey pin and will operate inconveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a survey pin for road survey and drawing to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a survey pin for road survey and drawing, includes the survey pin, the bottom welding of survey pin has the connecting block, the lower skin weld of connecting block has a cavity to go into a hole section of thick bamboo, the left and right sides that a hole section of thick bamboo was gone into to the cavity has all been seted up to the notch of wearing, the welding axle sleeve has all been welded to the inner chamber left and right sides that a hole section of thick bamboo was gone into to the cavity, the welding has a welding piece on the outer wall of welding piece, the welding has the square on the outer wall of square, the welding has the sword to cut on the outer wall of sword, the welding of the top of square has a trend welding piece, and is two sets of the welding has the fixed section of thick bamboo of trompil between the trend welding piece, the bottom.

As a further aspect of the present invention: the center part of bearing frame rotates and is connected with the screw rod, threaded connection has the screw thread cavity piece on the outer wall of screw rod, the welding has the fixed section of thick bamboo of trompil on the outer wall of screw thread cavity piece, the top left and right sides of the fixed section of thick bamboo of trompil has been seted up to the perforation, to perforation and welding rod sliding connection.

As a further aspect of the present invention: the top fixedly connected with of welding rod pushes up the dish, the last surface screw thread fixedly connected with frock of pushing up the dish, the fitting pin is installed to the front end left and right sides of frock.

As a further aspect of the present invention: the connecting rod is welded at the top end of the screw rod, the vertical toothed bar is welded at the top end of the connecting rod, an annular groove is formed in the outer wall of the vertical toothed bar, an inner cavity steel ball sleeve is installed at the annular groove, and fixing rods are welded on the left side and the right side of the inner cavity steel ball sleeve.

As a further aspect of the present invention: and the top end of the vertical rack bar is meshed with a transverse rack bar.

As a further aspect of the present invention: steel balls are distributed on the inner cavity wall of the inner cavity steel ball sleeve at equal intervals and are positioned at the annular groove formed in the vertical rack bar.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, when the fixed section of thick bamboo of trompil and the downward displacement of square body, insert the operation that goes on behind the soil pre-slotting hole site for the survey pin, and the promotion square body of the fixed section of thick bamboo of trompil moves the back to the lower, the square body will expand in the hole of seting up in advance, and make the cavity go into a hole section of thick bamboo and fix in the hole of seting up, otherwise when drawing the survey pin, the fixed section of thick bamboo of trompil is the upward displacement, two sets of cutters are cut and the square body is the shrink form this moment, conveniently draw, its structure is optimized more, the design is more.

The utility model discloses, when the screw rod in the pivoted, and threaded connection's screw cavity piece will drive the fixed section of thick bamboo of trompil and carry out displacement from top to bottom on the outer wall, specifically realize through the vertical spacing to perforation and screw rod, the upper and lower displacement of the fixed section of thick bamboo of trompil, after the fixed section of thick bamboo of trompil carries out upper and lower displacement, will drive trend welding piece and square body to reciprocating, and the square body if be in the displacement that makes progress, will take in the sword to in the notch to wearing the notch, convenient follow-up operation.

Drawings

FIG. 1 is a schematic structural diagram of a survey pin for road surveying and mapping;

FIG. 2 is a view showing an internal structure of a survey pin in the survey pin for road surveying and mapping;

FIG. 3 is a structural diagram of the interior of a cavity inlet hole cylinder of a survey pin for road surveying and mapping;

FIG. 4 is an enlarged view of FIG. 2 at A in a survey pin for road surveying and mapping;

fig. 5 is an enlarged view of a pin for road surveying and mapping at B of fig. 2.

In the figure: the device comprises a measuring drill rod 1, a cavity hole-entering cylinder 2, a connecting block 3, a connecting rod 4, a threaded cavity block 5, a bearing seat 6, a through hole 7, a hole-opening fixing cylinder 8, a screw rod 9, a welding rod 10, a locking bolt 11, a tool 12, a top disc 13, a through notch 14, a trend welding part 15, a welding shaft sleeve 16, a cutter 17, a square body 18, a rotating rod 19, a transverse toothed rod 20, a vertical toothed rod 21, an inner cavity steel ball sleeve 22, a fixing rod 23 and a welding part 24.

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 to 5, in the embodiment of the present invention, a survey pin for road surveying and mapping comprises a survey pin 1, a connecting block 3 is welded at the bottom end of the survey pin 1, a cavity drilling cylinder 2 is welded at the lower surface of the connecting block 3, opposite notches 14 are respectively formed at the left and right sides of the cavity drilling cylinder 2, welding shaft sleeves 16 are respectively welded at the left and right sides of the inner cavity of the cavity drilling cylinder 2, welding parts 24 are welded on the outer walls of the welding parts 16, square bodies 18 are welded on the outer walls of the welding parts 24, cutting tools 17 are welded on the outer walls of the square bodies 18, triangular edges are welded on the upper and lower surfaces of the cutting tools 17, a trend welding part 15 is welded at the top end of the square bodies 18, a perforated fixed cylinder 8 is welded between the two trend welding parts 15, a bearing seat 6 is welded at the bottom end of the cavity drilling cylinder 2, welding rods 10 are welded at the, the outer wall of the screw 9 is connected with a thread cavity block 5 in a threaded manner, the outer wall of the thread cavity block 5 is welded with a perforated fixed cylinder 8, the left side and the right side of the top end of the perforated fixed cylinder 8 are provided with opposite perforations 7, the through hole 7 is connected with the welding rod 10 in a sliding manner, the top end of the welding rod 10 is fixedly connected with a top disc 13, the upper surface of the top disc 13 is fixedly connected with a tool 12 in a threaded manner, locking bolts 11 are installed on the left side and the right side of the front end of the tool 12, a connecting rod 4 is welded on the top end of a screw rod 9, a vertical toothed bar 21 is welded on the top end of the connecting rod 4, an annular groove is formed in the outer wall of the vertical toothed bar 21, and the annular groove is provided with an inner cavity steel ball sleeve 22, the left side and the right side of the inner cavity steel ball sleeve 22 are welded with fixed rods 23, the top end of the vertical rack bar 21 is meshed with a transverse rack bar 20, steel balls are distributed on the inner cavity wall of the inner cavity steel ball sleeve 22 at equal distance, and the steel balls are positioned at the annular groove formed on the vertical rack bar 21.

The utility model discloses a theory of operation is: before use, a hole needs to be formed in the ground in advance, the measuring drill rod 1 in the application is inserted into the hole forming cavity, the measuring drill rod is connected with one end of a transverse toothed rod 20 through an external motor, a cross groove can be formed in one end of the transverse toothed rod 20, a cross block is welded on an output shaft of the motor, the cross groove and the output shaft of the motor are in butt joint, after the transverse toothed rod 20 rotates, a vertical toothed rod 21 meshed with the top end can also rotate in a redirection mode, an annular groove is formed in the outer wall of the vertical toothed rod 21 and connected with an inner cavity steel ball of an inner cavity steel ball sleeve 22, the inner cavity steel ball sleeve 22 is fixed on the inner cavity wall of the measuring drill rod 1 through a fixing rod 23, the inner cavity steel ball sleeve 22 and the vertical toothed rod 21 can be limited, after the vertical toothed rod 21 rotates, a connecting rod 4 rotates, and after the;

when the screw 9 rotates, the threaded cavity block 5 in threaded connection with the outer wall drives the perforated fixed cylinder 8 to move up and down, specifically, the perforated fixed cylinder 8 is vertically limited by the perforation 7 and the screw 9, and the perforated fixed cylinder 8 moves up and down, and after the perforated fixed cylinder 8 moves up and down, the moving direction welding part 15 and the square body 18 are driven to move up and down, if the square body 18 moves up, the cutter 17 is taken into a groove of the perforation groove opening 14, specifically, the welding part 24 welded on the right wall of the cutter 17 is rotatably connected with the rotating rod 19;

when the fixed section of thick bamboo 8 of trompil and square body 18 displacement downwards, for the operation that goes on after survey pin 1 inserts soil pre-slotting position, and the promotion square body 18 of the fixed section of thick bamboo 8 of trompil displacement downwards back, square body 18 will expand in the hole of seting up in advance, and make cavity entry cylinder 2 fix in the hole of seting up, otherwise when drawing survey pin 1, the fixed section of thick bamboo 8 of trompil is displacement upwards, and two sets of knifes 17 and square body 18 are the shrink form this moment, conveniently draw.

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. The utility model provides a survey pin for road survey and drawing, includes survey pin (1), its characterized in that: the bottom end of the measuring rod (1) is welded with a connecting block (3), the lower surface of the connecting block (3) is welded with a cavity hole-entering cylinder (2), opposite notches (14) are respectively arranged at the left side and the right side of the cavity hole inlet cylinder (2), the left side and the right side of the inner cavity of the cavity hole inlet cylinder (2) are welded with welding shaft sleeves (16), a welding piece (24) is welded on the outer wall of the welding shaft sleeve (16), a square body (18) is welded on the outer wall of the welding piece (24), the outer wall of the square body (18) is welded with a cutter (17), the upper surface and the lower surface of the cutter (17) are welded with triangular edges, the top end of the square body (18) is welded with a trend welding piece (15), a perforated fixed cylinder (8) is welded between the two groups of trend welding pieces (15), the bottom welding of cavity income hole section of thick bamboo (2) has bearing frame (6), the welding pole (10) of the upper surface left and right sides welding of bearing frame (6).

2. The survey pin for road mapping according to claim 1, wherein: the center part of bearing frame (6) rotates and is connected with screw rod (9), threaded connection has screw thread cavity piece (5) on the outer wall of screw rod (9), the welding has trompil solid fixed cylinder (8) on the outer wall of screw thread cavity piece (5), the top left and right sides of trompil solid fixed cylinder (8) has been seted up to perforation (7), to perforation (7) and welding rod (10) sliding connection.

3. The survey pin for road mapping according to claim 1, wherein: the top fixedly connected with of welding rod (10) pushes up dish (13), the last surface screw thread fixedly connected with frock (12) of pushing up dish (13), fitting bolt (11) are installed to the front end left and right sides of frock (12).

4. The survey pin for road mapping according to claim 2, wherein: the welding of the top of screw rod (9) has connecting rod (4), the welding of the top of connecting rod (4) has vertical ratch (21), the ring channel has been seted up on the outer wall of vertical ratch (21), and ring channel department installs inner chamber steel ball cover (22), dead lever (23) have all been welded to the left and right sides of inner chamber steel ball cover (22).

5. The survey pin for road mapping according to claim 4, wherein: the top end of the vertical rack bar (21) is meshed with a transverse rack bar (20).

6. The survey pin for road mapping according to claim 4, wherein: steel balls are distributed on the inner cavity wall of the inner cavity steel ball sleeve (22) at equal distance, and the steel balls are positioned at the annular groove opening formed in the vertical rack bar (21).