CN214666773U

CN214666773U - Level gauge for railway survey engineering

Info

Publication number: CN214666773U
Application number: CN202120882506.5U
Authority: CN
Inventors: 张亚东; 程洁; 李兆明; 赵越洋; 曹敏
Original assignee: Shanghai Railway Beidou Survey Engineering Technology Co ltd
Current assignee: Shanghai Railway Beidou Survey Engineering Technology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-09
Anticipated expiration: 2031-04-27

Abstract

The application relates to the technical field of railway measurement, and particularly discloses a level for railway measurement engineering, which comprises a supporting platform, a level body and at least three supporting legs, wherein a recording plate which moves along the direction of an opening of the supporting platform and rotates at the opening of the supporting platform is arranged at the opening of the supporting platform, and recording paper and a recording pen are arranged on the recording plate; the two ends of the recording plate are respectively and fixedly provided with a connecting rod, one end of the connecting rod is fixedly provided with a limiting plate, the inner side wall of the supporting platform is provided with a guide groove, and the inner side wall of the guide groove is provided with a limiting groove; the top wall of the supporting platform is provided with an upper abdicating opening close to one end of the opening of the supporting platform, and the bottom wall of the supporting platform is provided with a lower abdicating opening close to one end of the opening of the supporting platform. This a level for railway survey engineering takes out the recording plate from supporting platform, later utilizes the level body to accomplish the measurement to utilize the recording pen with data record on the recording paper, improve measurement of efficiency, still have simultaneously use simple and convenient, be convenient for the advantage of accomodating.

Description

Level gauge for railway survey engineering

Technical Field

The application relates to the technical field of railway measurement, in particular to a level gauge for railway measurement engineering.

Background

In railway gauging engineering, leveling gauges are often used. The level is an instrument for establishing a horizontal sight line to measure the height difference between two points on the ground. The level of the prior art generally comprises a supporting platform, the supporting platform is a circular plate, the top surface of the supporting platform is fixedly provided with a level body, the supporting platform is evenly hinged with three supporting legs along the circumferential direction of the supporting platform, the three supporting legs are supported on the ground, and the level body is used for completing measurement. However, when the level is actually used, an operator is required to adjust the level body, read data and tell another operator the data, and the other operator records the data on paper, which affects the measurement efficiency.

SUMMERY OF THE UTILITY MODEL

In order to improve the measurement efficiency of spirit level, this application provides a spirit level for railway survey engineering.

The application provides a surveyor's level for railway survey engineering, adopts following technical scheme:

a level for railway measurement engineering comprises a supporting platform, a level body arranged on the supporting platform and at least three support legs hinged on the peripheral surface of the supporting platform, wherein a recording plate which moves along the opening direction of the supporting platform and rotates at the opening of the supporting platform is arranged at the opening of the supporting platform, recording paper is arranged on the side, away from the level body, of the recording plate, and a recording pen is arranged on the recording plate;

the recording plate is fixedly provided with connecting rods with round cross sections at two ends perpendicular to the moving direction of the recording plate respectively, a limiting plate with round cross sections is fixedly arranged at one end, away from the recording plate, of each connecting rod, the inner side wall of the supporting platform is provided with a guide groove which is matched with the connecting rods and has a square cross section along the moving direction of the recording plate, and a limiting groove which is matched with the limiting plate and has a square cross section is formed in the inner side wall of the guide groove along the length direction of the guide groove;

supporting platform's roof is close to its opening one end and has been offered the opening of stepping down on being convenient for record board pivoted, record board demountable installation is at last the opening part of stepping down, supporting platform's diapire is close to its opening one end and has been offered the opening of stepping down under being convenient for record board pivoted.

Through adopting above-mentioned technical scheme, the connecting rod removes in the direction recess, because the cross section of connecting rod is circular, the connecting rod also can be at the direction recess internal rotation, and the limiting plate removes in spacing recess, because the cross section of limiting plate is circular, the limiting plate also can be at spacing recess internal rotation. When using the spirit level, make the recording board to being close to the supporting platform opening direction and remove, treat when the recording board reachs the supporting platform opening part, make the recording board rotate along the axis of connecting rod, and make the recording board be vertical state, at this moment, fix the recording board at the supporting platform opening part of stepping down on, recording paper and the recording pen on the recording board also are located supporting platform's outside, then utilize the spirit level body to accomplish the measurement, and utilize the recording pen to record data on the recording paper, improve measurement efficiency, still have simultaneously and use portably, the advantage of being convenient for to accomodate.

Alternatively, the connecting rod is provided at the middle of the end face of the recording plate.

Through adopting above-mentioned technical scheme, when the record board used, the record board was in vertical state to the one end that makes the record board was located guide groove's top, the other end is located guide groove's below, highly injecing the use of record board promptly, reduced the use height of record board and crossed the influence that low and be not convenient for operating personnel recorded data, also reduced the use height of record board and crossed and be not convenient for the influence that the spirit level body used.

Optionally, the inner side wall of the upper abdicating opening is fixedly provided with a first magnetic plate, and the recording plate is fixedly provided with a second magnetic plate matched with the first magnetic plate.

Through adopting above-mentioned technical scheme, the record board is through first magnetic sheet, second magnetic sheet demountable installation in supporting platform opening part of stepping down on, the use of the record board of being convenient for.

Optionally, a plurality of fixing pins are arranged between the recording paper and the recording plate, and the recording paper is mounted on the recording plate through the fixing pins.

By adopting the technical scheme, not only is the fixation of the recording paper realized, but also the advantage of simple and convenient use is realized.

Optionally, an elastic cord is fixedly arranged between the recording pen and the recording plate.

Through adopting above-mentioned technical scheme, the recording pen passes through stretch cord fixed connection on the record board, and the use and the fixing of the recording pen of being convenient for improve the practicality of recording pen.

Optionally, the outer diapire of supporting platform has the apron in that the opening part of stepping down articulates, the one end demountable installation that supporting platform was kept away from to the apron is on supporting platform.

Through adopting above-mentioned technical scheme, when the record board was accomodate in supporting platform, when the apron was in the closed condition, the apron played the effect of protection to the record board, improved the practicality of record board.

Optionally, the outer diapire of supporting platform has set firmly the third magnetic sheet in the one side of the opening of stepping down, set firmly the fourth magnetic sheet with third magnetic sheet looks adaptation on the apron.

Through adopting above-mentioned technical scheme, the apron lets a position the opening part through third magnetic sheet, fourth magnetic sheet demountable installation under at supporting platform, the use of the apron of being convenient for.

Optionally, a baffle for blocking the recording plate from extending out of the supporting platform is vertically and fixedly arranged at one end of the cover plate away from the supporting platform.

Through adopting above-mentioned technical scheme, when the record board was accomodate in supporting platform, the apron was in the closed condition, and the one end and the baffle of record board are inconsistent, and the baffle plays spacing effect to the record board, avoids the record board to stretch out supporting platform, improves the practicality of surveyor's level.

Optionally, a fixing plate is fixedly supported on the top surface of the supporting platform, and the level body is fixedly mounted on the fixing plate.

Through adopting above-mentioned technical scheme, utilize the fixed plate to increase the height of spirit level body on supporting platform, reduce the influence of recording plate to the use of spirit level body, improve the practicality of spirit level.

Optionally, the supporting leg comprises a supporting screw hinged to the supporting platform and a supporting sleeve sleeved on the outer peripheral surface of the supporting screw and in threaded connection with the supporting screw, and a pointed end is fixedly arranged at the bottom end of the supporting sleeve.

Through adopting above-mentioned technical scheme, utilize supporting screw and the mutual cooperation of support sleeve, realize the regulation of landing leg length, still have in addition and use simple and convenient, stable advantage.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the utility model provides a surveyor's level for railway survey engineering when using the surveyor's level, takes out the recording plate from supporting platform to make the recording plate be vertical state, later utilize the surveyor's level body to accomplish the measurement, and utilize the recording pen with data record on the recording paper, improve measurement of efficiency, still have the advantage of using portably, being convenient for to accomodate simultaneously.

2. Set up the connecting rod in the centre of record board terminal surface, highly injecing the use of record board, reduce the use of record board highly cross lowly and the influence of the operating personnel record data of being not convenient for, also reduce the use of record board highly too high and the influence that the spirit level body of being not convenient for used.

3. Set up the apron on supporting platform, the apron plays the effect of protection to the record board, sets up the baffle on the apron, and the baffle plays spacing effect to the record board, avoids the record board to stretch out supporting platform, improves the practicality of surveyor's level.

4. The recording plate is detachably mounted at the upper yielding opening of the supporting platform through the first magnetic plate and the second magnetic plate, so that the recording plate is convenient to use. The apron is through third magnetic sheet, fourth magnetic sheet demountable installation in supporting platform opening part of stepping down, the use of the apron of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the recording sheet in the storage state in the embodiment.

FIG. 2 is a schematic structural diagram of a recording plate in a use state in the embodiment.

Fig. 3 is a partial sectional view for showing the connecting rod and the stopper plate.

Fig. 4 is a schematic view for showing the structures of the first and second magnetic plates.

Fig. 5 is a schematic view for showing the structures of the third and fourth magnetic plates.

Description of reference numerals: 1. a support platform; 11. a guide groove; 12. a limiting groove; 13. an upper abdication opening; 14. a lower abdication opening; 2. a fixing plate; 21. a support bar; 3. a level body; 4. a support leg; 41. a support screw; 42. a support sleeve; 43. a tip; 5. a recording plate; 51. a connecting rod; 52. a limiting plate; 6. recording paper; 61. fixing the drawing pin; 62. an elastic cord; 63. a stylus pen; 71. a first magnetic plate; 72. a second magnetic plate; 8. a cover plate; 81. a baffle plate; 91. a third magnetic plate; 92. and a fourth magnetic plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a level gauge for railway survey engineering. Referring to fig. 1, the supporting platform 1 is provided with an opening at one end and is arranged in a hollow square shape. A fixing plate 2 is arranged above the supporting platform 1, and the fixing plate 2 is a square plate. The bottom surface of the fixed plate 2 is fixedly provided with support rods 21 at four end corners respectively, and the bottom ends of the support rods 21 are fixedly arranged on the top surface of the mounting seat. The fixed plate 2 is fixedly provided with a level body 3. The supporting platform 1 is evenly hinged with three legs 4 along the circumference.

Referring to fig. 1, the leg 4 includes a support screw 41 hinged on the outer peripheral surface of the support platform 1, a support sleeve 42 in threaded connection with the support screw 41 is sleeved on the outer peripheral surface of the bottom end of the support screw 41, and a pointed end 43 is fixedly arranged at the bottom end of the support sleeve 42. The adjustment of the length of the leg 4 is achieved by the mutual cooperation between the support screw 41 and the support sleeve 42.

Referring to fig. 2 and 3, in order to record the detection data, a recording plate 5 which moves along the opening direction of the supporting platform 1 and rotates at the opening of the supporting platform 1 is arranged at the opening of the supporting platform 1, and the recording plate 5 is a square plate. Recording paper 6 is arranged on the side face, far away from the level body 3, of the recording plate 5, the recording paper 6 is square paper, fixing thumbtacks 61 are arranged at four end corners of the recording paper 6 and between the recording plate 5 respectively, and the recording paper 6 is installed on the recording plate 5 through the four fixing thumbtack 61. The recording plate 5 is fixedly provided with an elastic rope 62 at the side surface where the recording paper 6 is arranged, the elastic rope 62 is a spring rope, and one end of the elastic rope 62 far away from the recording plate 5 is fixedly provided with a recording pen 63.

Referring to fig. 2 and 3, the recording plate 5 has two connecting rods 51 fixed at both ends perpendicular to the moving direction thereof, respectively, i.e., the number of the connecting rods 51 is two, and the connecting rods 51 are circular rods. The two inside walls of the supporting platform 1 perpendicular to the moving direction of the recording plate 5 are respectively provided with a guide groove 11 matched with the connecting rod 51, the guide groove 11 is arranged along the moving direction of the recording plate 5, the cross section of the guide groove 11 is square, and the connecting rod 51 slides in the guide groove 11. Limiting plates 52 are fixedly arranged at one ends of the two connecting rods 51 far away from the recording plate 5 respectively, the limiting plates 52 are circular plates, and the axes of the limiting plates 52 are coincided with the axes of the connecting rods 51. The inside wall of guide groove 11 is seted up along its length direction with spacing groove 12 of limiting plate 52 looks adaptation, and the cross section of limiting groove 12 is square, and limiting plate 52 slides in limiting groove 12.

The connecting rod 51 can move in the guide groove 11, and since the cross section of the connecting rod 51 is circular and the cross section of the guide groove 11 is square, the connecting rod 51 can also rotate in the guide groove 11. The limiting plate 52 can move in the limiting groove 12, and the limiting plate 52 can also rotate in the limiting groove 12 because the cross section of the limiting plate 52 is circular and the cross section of the limiting groove 12 is square.

Referring to fig. 4 and 5, the top wall of the supporting platform 1 is provided with an upper abdicating opening 13 near one end of the opening, which is convenient for the rotation of the recording plate 5, the inner side wall of the upper abdicating opening 13 is provided with a first magnetic plate 71, the inner side wall of the upper abdicating opening 13 is provided with a containing groove, and the first magnetic plate 71 is fixedly arranged in the containing groove of the upper abdicating opening 13. Recording plate 5 is provided with the second magnetic sheet 72 with first magnetic sheet 71 looks adaptation in the side that deviates from recording paper 6, and the holding groove has also been seted up to recording plate 5 side, and second magnetic sheet 72 sets firmly in the holding groove on recording plate 5, and recording plate 5 is through first magnetic sheet 71, second magnetic sheet 72 demountable installation at last opening of stepping down 13 department promptly. The bottom wall of the supporting platform 1 is provided with a lower abdicating opening 14 which is convenient for the recording plate 5 to rotate and is close to one end of the opening, and the area of the lower abdicating opening 14 is larger than that of the upper abdicating opening 13.

Referring to fig. 1 and 5, the outer bottom wall of the supporting platform 1 is hinged with a cover plate 8 at the lower abdicating opening 14, and the hinge axis of the cover plate 8 is perpendicular to the moving direction of the recording plate 5. The end of the cover plate 8 far from the bottom wall of the supporting platform 1 is vertically and fixedly provided with a baffle 81 for blocking the recording plate 5 from extending out of the supporting platform 1. The outer diapire of supporting platform 1 is provided with third magnetic sheet 91 respectively in the both sides of opening 14 of stepping down, and the outer diapire of supporting platform 1 has also been seted up and has been held the recess, and third magnetic sheet 91 sets firmly in the recess that holds on supporting platform 1. The side of apron 8 is provided with two fourth magnetic sheet 92 with two third magnetic sheet 91 one-to-one, and two holding grooves with two fourth magnetic sheet 92 one-to-one have also been seted up to the side of apron 8, and fourth magnetic sheet 92 sets firmly in the holding groove on apron 8, and apron 8 is under the opening 14 department of stepping down through third magnetic sheet 91, fourth magnetic sheet 92 demountable installation promptly.

When the recording plate 5 is in a use state, the cover plate 8 is in an open state, the recording plate 5 is in a vertical direction, and the recording plate 5 is fixed with the supporting platform 1 through the first magnetic plate 71 and the second magnetic plate 72. When the record board 5 is in the state of accomodating, apron 8 is in the closed condition, and record board 5 is along the horizontal direction, and is located supporting platform 1, and apron 8 realizes its and supporting platform 1's fixed through third magnetic sheet 91, fourth magnetic sheet 92, and the one end of baffle 81 and record board 5 is inconsistent to play spacing effect to record board 5, avoid record board 5 to stretch out supporting platform 1, improve the practicality of surveyor's level.

The leveling instrument for railway surveying engineering of the embodiment of the application fixes the supporting legs 4 on the ground, then rotates the cover plate 8 and opens, and separates the baffle 81 from the recording plate 5 when the leveling instrument is used. The recording plate 5 is pulled to enable the recording plate 5 to move towards the direction close to the opening of the supporting platform 1, when the recording plate 5 moves to the opening of the supporting platform 1, the recording plate 5 is rotated to enable the recording plate 5 to be in a vertical state, at the moment, the recording plate 5 is fixed on the supporting platform 1 through the first magnetic plate 71 and the second magnetic plate 72, the recording pen 63 and the recording paper 6 are located outside the supporting platform 1 along with the recording plate 5, then the leveling instrument body 3 is used for completing measurement, the recording pen 63 is used for recording data on the recording paper 6, and the measuring efficiency is improved.

When the level is not used, the recording plate 5 is rotated, the recording plate 5 is in a horizontal state, then the recording plate 5 is pushed, the recording plate 5 moves towards the direction away from the opening of the supporting platform 1, the recording plate 5 is positioned in the supporting platform 1, the recording pen 63 and the recording paper 6 are positioned in the supporting platform 1 along with the recording plate 5, then the cover plate 8 is rotated, the cover plate 8 is fixed on the supporting platform 1 through the third magnetic plate 91 and the fourth magnetic plate 92, the recording plate 5 is abutted to the baffle 81, and the recording plate 5 is stored, so that the level has the advantages of being convenient to use and convenient to store.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a surveyor's level for railway survey engineering, includes supporting platform (1), level body (3), at least three landing leg (4) that articulate in supporting platform (1) outer peripheral face of setting on supporting platform (1), its characterized in that: a recording plate (5) which moves along the opening direction of the supporting platform (1) and rotates at the opening of the supporting platform (1) is arranged at the opening of the supporting platform (1), recording paper (6) is arranged on the side face, far away from the level body (3), of the recording plate (5), and a recording pen (63) is arranged on the recording plate (5);

the two ends of the recording plate (5) perpendicular to the moving direction of the recording plate are respectively and fixedly provided with a connecting rod (51) with a round cross section, one end of the connecting rod (51) far away from the recording plate (5) is fixedly provided with a limiting plate (52) with a round cross section, the inner side wall of the supporting platform (1) is provided with a guide groove (11) which is matched with the connecting rod (51) and has a square cross section along the moving direction of the recording plate (5), and the inner side wall of the guide groove (11) is provided with a limiting groove (12) which is matched with the limiting plate (52) and has a square cross section along the length direction;

the roof of supporting platform (1) is close to its opening one end and has been offered and be convenient for record board (5) pivoted on stepping down opening (13), record board (5) demountable installation is in last opening (13) department of stepping down, the diapire of supporting platform (1) is close to its opening one end and has been offered and be convenient for record board (5) pivoted under stepping down opening (14).

2. A spirit level for railway gauging engineering according to claim 1, characterized in that: the connecting rod (51) is arranged in the middle of the end face of the recording plate (5).

3. A spirit level for railway gauging engineering according to claim 1, characterized in that: go up and let a position opening (13) inside wall and set firmly first magnetic sheet (71), set firmly second magnetic sheet (72) with first magnetic sheet (71) looks adaptation on record board (5).

4. A spirit level for railway gauging engineering according to claim 1, characterized in that: a plurality of fixing drawing pins (61) are arranged between the recording paper (6) and the recording plate (5), and the recording paper (6) is installed on the recording plate (5) through the fixing drawing pins (61).

5. A spirit level for railway gauging engineering according to claim 1, characterized in that: an elastic cord (62) is fixedly arranged between the recording pen (63) and the recording plate (5).

6. A spirit level for railway gauging engineering according to claim 1, characterized in that: outer diapire of supporting platform (1) is articulated in opening of stepping down (14) department and is had apron (8), one end demountable installation that supporting platform (1) was kept away from in apron (8) is on supporting platform (1).

7. A spirit level for railway gauging engineering according to claim 6, characterized in that: the outer diapire of supporting platform (1) is equipped with third magnetic sheet (91) in the one side of stepping down opening (14) firmly, set firmly fourth magnetic sheet (92) with third magnetic sheet (91) looks adaptation on apron (8).

8. A spirit level for railway gauging engineering according to claim 6, characterized in that: and a baffle (81) used for preventing the recording plate (5) from extending out of the supporting platform (1) is vertically and fixedly arranged at one end, far away from the supporting platform (1), of the cover plate (8).

9. A spirit level for railway gauging engineering according to claim 1, characterized in that: the top surface fixed support of supporting platform (1) has fixed plate (2), spirit level body (3) fixed mounting is on fixed plate (2).

10. A spirit level for railway gauging engineering according to claim 1, characterized in that: the supporting legs (4) comprise supporting screws (41) hinged to the supporting platform (1) and supporting sleeves (42) sleeved on the outer peripheral surfaces of the supporting screws (41) and in threaded connection with the supporting screws, and pointed ends (43) are fixedly arranged at the bottom ends of the supporting sleeves (42).