CN213902121U

CN213902121U - Rolling ruler for surveying and mapping

Info

Publication number: CN213902121U
Application number: CN202121577861.8U
Authority: CN
Inventors: 王勇
Original assignee: Shandong Lantu Geographic Information Engineering Co Ltd
Current assignee: Shandong Lantu Geographic Information Engineering Co Ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-08-06
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a rolling is chi for survey and drawing relates to survey and drawing technical field. Including the base, be provided with the shell on the base, one side of base is provided with the worm, the bottom of shell is provided with the turbine, worm and turbine intermeshing, the pivot level sets up in the shell, the tape measure cup joints in the pivot, the arc wall has been seted up on one side outer wall of shell, the one end sliding connection of bracing piece is in the arc wall, the other end of bracing piece is provided with the roller, the inside of bracing piece is run through to the one end of tape measure outwards extends, and one side of tape measure is laminated with the roller mutually. The utility model discloses a cooperation of worm and turbine makes the shell reach by the rotatory effect of center department, through connecting rod rotation support pole, the height of the initial measuring point of adjustable tape measure does not need other fixed tape measure at the fixed back of bracing piece, single alright completion measurement operation, and the tape measure once stimulates, alright demonstrate the distance that the tape measure pulled out by the PLC display, has reduced measuring error effectively.

Description

Rolling ruler for surveying and mapping

Technical Field

The utility model belongs to the technical field of the survey and drawing technique and specifically relates to a rolling is chi for survey and drawing is related to.

Background

Surveying and mapping refers to measuring, collecting and drawing the shape, size, spatial position and attributes of natural geographic elements or surface artificial facilities. The geomagnetism research determines and calculates the geometric position, the earth spherical shape and the earth gravitational field of the ground point, measures the natural shape of the earth surface and the geometric distribution of artificial facilities according to the geometric position, the earth spherical shape and the earth gravitational field, and combines certain social information and the geographic distribution of the natural information to compile theoretical and technical subjects of maps with various scales and special maps in the global and local regions. It includes two main contents of measurement and drawing. The mapping is widely applied to economic construction and national defense construction. In the process of surveying and mapping, a ruler is often needed to measure some distance and length.

Chinese patent publication is CN 108225238A's patent discloses a rolling ruler for survey and drawing, including supporting baseplate, supporting baseplate's top from left to right installs in proper order is pedal, battery and support column, there is survey and drawing chi shell at the top of support column through bolted connection, the embedding of the antetheca right side downside of survey and drawing chi shell has control switch, the embedding of the left side wall of survey and drawing chi shell has display measuring device, the antetheca right side upside of survey and drawing chi shell has the power box through the mounting screw, the inner chamber right side joint of power box has the motor, and this scheme simple structure, convenient to use through the mode of electron reading, comparatively directly perceived, through the mode of electronic contraction, comparatively uses manpower sparingly.

The above invention has several problems:

(1) the surveying and mapping ruler is fixed in structure, can only measure the length or distance of an object at the same horizontal height, has a single effect, cannot effectively fit and measure the ground due to the certain height of the surveying and mapping ruler, and greatly reduces the practicability of the surveying and mapping ruler;

(2) the set calculation programming mode is complex, the distance is calculated from the inside of the tape measure belt, the precision is not high, and the distance from one point to another point outside the surveying and mapping ruler cannot be accurately measured;

(3) usually, surveying work needs to measure different directions, but the surveying ruler can not guarantee that the rotation from the center can not deviate, and errors are caused to the measuring result.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rolling is chi for survey and drawing to solve among the prior art measurement height singleness, programming complicacy and can't change the technical problem who measures the angle.

The utility model provides a rolling type ruler for surveying and mapping, which comprises a base, wherein a shell is arranged on the base, the shell is rotationally connected with the base, one side of the base is provided with a worm, the bottom of the shell is provided with a turbine, the worm is meshed with the turbine, the upper wall of the base is provided with a circular opening for accommodating turbine motion, a rotating shaft, a measuring tape, a support rod, a photoelectric sensor and a PLC display are arranged in the shell, the rotating shaft is horizontally arranged in the shell, the measuring tape is sleeved on the rotating shaft, the outer wall of one side of the shell is provided with an arc-shaped groove, the support rod is of a hollow structure, one end of the support rod is slidably connected in the arc-shaped groove, the other end of the support rod is provided with a roller shaft, one end of the measuring tape penetrates through the inside of the support rod and extends outwards, one end of the support rod is provided with a hole for accommodating the movement of the measuring tape, the one end fixedly connected with pull ring of tape measure, and one side and the roller of tape measure laminate mutually, photoelectric sensor sets up on one side outer wall of bracing piece, just photoelectric sensor's input is connected with the one end of roller, the PLC display sets up on one side outer wall of shell, be equipped with the controller on the shell, photoelectric sensor passes through controller and PLC display line connection.

Furthermore, one end of the supporting rod is provided with two clamping plates, one of the clamping plates is located on the inner side of the arc-shaped groove, the other clamping plate is located on the outer side of the arc-shaped groove, and a bolt is arranged between the two clamping plates.

Further, be located the inboard clamp plate top of arc wall and be provided with the arc, the surface of arc is laminated with the inside of shell mutually, arc and arc wall sliding connection.

Further, a motor is arranged on the outer wall of one side of the shell, and the output end of the motor is connected with the rotating shaft.

Further, be provided with carousel and connecting rod on the outer wall of one side of shell, the carousel rotates the centre of a circle department that sets up at the outer wall of one side of shell, the fixed centre of a circle position that sets up at the carousel of one end of connecting rod, the other end of connecting rod and one side outer wall fixed connection of bracing piece.

Furthermore, the base is provided with scale marks for displaying angles, and the bottom of the shell is provided with a pointer.

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

(1) make the shell reach by the rotatory effect of center department through the cooperation of worm and turbine, guaranteed even if this device need measure the distance of different angles once more, also can not make the center take place the skew, and influence measuring result, make the utility model discloses a practicality improves greatly.

(2) Through connecting rod swivelling joint pole, the height of the initial measuring point of adjustment tape measure, only need one person to hold the one end of tape measure and the alignment of a point of being surveyed the distance like this when measuring can, the other end is rotated to another point of being surveyed the distance by the bracing piece, need not other people and assists the alignment, single alright completion measurement operation, the measurement of laminating is carried out to ground to this device of also being convenient for, has avoided appearing the dead angle in the measurement process and the unable measuring condition, has improved the utility model discloses an applicability.

(3) When the tape measure was pulled out, because tape measure and roller are in the laminating state, the roller rotates, convert the length that the tape measure was pulled out into roller pivoted number of turns, and spread into the PLC display through photoelectric sensor with the form of data, finally demonstrate the distance that the tape measure was pulled out on the shell, this measurement mode's starting point is the tip of bracing piece, be convenient for align with the object that awaits measuring, and, roller and photoelectric sensor set up the tip at the bracing piece, make the tape measure once spur, alright demonstrate the distance that the tape measure was pulled out by the PLC display, reduced measuring error effectively, improved the utility model discloses a practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a schematic view of a first partial structure of the present invention;

fig. 4 is a second partial structural schematic view of the present invention;

fig. 5 is a bottom view of the base.

Reference numerals:

1. a base; 2. a housing; 3. a worm; 4. a turbine; 5. an arc-shaped plate; 6. a motor; 7. a turntable; 8. a connecting rod; 9. scale lines; 10. a pointer; 11. a rotating shaft; 12. a tape measure; 13. a support bar; 14. a photosensor; 15. a PLC display; 16. an arc-shaped slot; 17. a roll shaft; 18. a pull ring; 19. a clamping plate; 20. and (4) bolts.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

Referring to fig. 1 to 5, an embodiment of the present invention provides a rolling ruler for surveying and mapping, including a base 1, a housing 2 is disposed on the base 1, the housing 2 is rotatably connected to the base 1, a worm 3 is disposed on one side of the base 1, a turbine 4 is disposed at the bottom of the housing 2, the worm 3 and the turbine 4 are engaged with each other, a circular opening for accommodating the movement of the turbine 4 is formed on the upper wall of the base 1, a rotating shaft 11, a measuring tape 12, a supporting rod 13, a photoelectric sensor 14 and a PLC display 15 are disposed in the housing 2, the rotating shaft 11 is horizontally disposed in the housing 2, the measuring tape 12 is sleeved on the rotating shaft 11, an arc-shaped groove 16 is formed on the outer wall of one side of the housing 2, the supporting rod 13 is of a hollow structure, one end of the supporting rod 13 is slidably connected in the arc-shaped groove 16, the other end of the supporting rod 13 is provided with a roller 17, the utility model discloses a measuring tape 12, including bracing piece 13, photoelectric sensor 14, one end fixedly connected with pull ring 18, and one side of measuring tape 12 is laminated with roller 17, photoelectric sensor 14 sets up on one side outer wall of bracing piece 13, and photoelectric sensor 14's input is connected with the one end of roller 17, PLC display 15 sets up on one side outer wall of shell 2, be equipped with the controller on the shell 2, photoelectric sensor 14 passes through controller and PLC display 15 line connection. In order to avoid slipping between the measuring tape 12 and the roller 17 and thus cause inaccurate measuring results, the two rollers 17 may be arranged opposite to each other with one end of the measuring tape 12 sandwiched therebetween.

Specifically, one end of the supporting rod 13 is provided with two clamping plates 19, one of the clamping plates 19 is located on the inner side of the arc-shaped groove 16, the other clamping plate 19 is located on the outer side of the arc-shaped groove 16, and a bolt 20 is arranged between the two clamping plates 19.

Specifically, an arc plate 5 is arranged above the clamping plate 19 positioned on the inner side of the arc groove 16, the outer surface of the arc plate 5 is attached to the inner part of the shell 2, and the arc plate 5 is connected with the arc groove 16 in a sliding manner.

Specifically, a motor 6 is arranged on the outer wall of one side of the shell 2, and the output end of the motor 6 is connected with the rotating shaft 11.

Specifically, be provided with carousel 7 and connecting rod 8 on one side outer wall of shell 2, carousel 7 rotates the centre of a circle department that sets up at one side outer wall of shell 2, the fixed centre of a circle position that sets up at carousel 7 of one end of connecting rod 8, the other end of connecting rod 8 and one side outer wall fixed connection of bracing piece 13.

Specifically, the base 1 is provided with scale marks 9 for displaying angles, and the bottom of the housing 2 is provided with a pointer 10.

The working principle is as follows: the user firstly places the device horizontally through the base 1, and adjusts the rotation angle of the shell 2 by rotating the worm 3 beside the base 1, and determines the final rotation angle of the shell 2 by the cooperation of the pointer 10 and the scale mark 9, and the shell 2 achieves the effect of rotating from the center by the cooperation of the worm 3 and the turbine 4, thereby ensuring that even if the device needs to measure the distance of different angles again, the center can not deviate, and the measurement result is not influenced, so that the utility model has greatly improved practicability, and then the height of the support rod 13 is adjusted by rotating the connecting rod 8 on the turntable 7, after the support rod 13 reaches the proper height, the bolt 20 is screwed to drive the two clamping plates 19 to approach each other, the edge of the arc-shaped groove 16 is clamped, the support rod 13 is fixed, the support rod 13 is prevented from shaking, the measurement result is prevented from being influenced, the support rod 13 is rotated through the connecting rod 8, the height of the initial measuring point of the measuring tape 12 can be adjusted, so that only one person needs to hold one end of the measuring tape 12 and align with one point of the measured distance when measuring, the other end rotates to another point of the measured distance from the support rod 13, the measuring operation can be completed by one person without the auxiliary alignment of other people, the device can be used for laminating and measuring the ground conveniently, the situation that dead angles occur in the measuring process and the measuring cannot be measured is avoided, the applicability of the utility model is improved, then the measuring tape 12 is pulled out from the support rod 13 by pulling the pull ring 18, when the measuring tape 12 is pulled out, the roller shaft 17 rotates because the measuring tape 12 and the roller shaft 17 are in a laminating state, the length pulled out by the measuring tape 12 is converted into the number of rotating turns of the roller shaft 17, the number of the rotating turns is transmitted into the PLC display 15 through the photoelectric sensor 14 in a data form, the distance pulled out by the measuring tape 12 is finally displayed on the shell 2, and the starting point of the measuring mode is the end part of the support rod 13, be convenient for align with the object that awaits measuring to, roller 17 and photoelectric sensor 14 set up the tip at bracing piece 13, make tape measure 12 once spur, alright demonstrate the distance that tape measure 12 pulled out by PLC display 15, reduced measuring error effectively, improved the utility model discloses a practicality, during the tape-out, starter motor 6 drives pivot 11 antiport, alright withdraw tape measure 12.

Finally, it should be noted that: 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 foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A rolling ruler for surveying and mapping comprises a base (1), wherein a shell (2) is arranged on the base (1), and the rolling ruler is characterized in that the shell (2) is rotatably connected with the base (1), a worm (3) is arranged on one side of the base (1), a turbine (4) is arranged at the bottom of the shell (2), the worm (3) and the turbine (4) are meshed with each other, a circular opening for accommodating the movement of the turbine (4) is formed in the upper wall of the base (1), a rotating shaft (11), a measuring tape (12), a supporting rod (13), a photoelectric sensor (14) and a PLC display (15) are arranged in the shell (2), the rotating shaft (11) is horizontally arranged in the shell (2), the measuring tape (11) is sleeved with the rotating shaft (12), an arc-shaped groove (16) is formed in the outer wall of one side of the shell (2), and the supporting rod (13) is of a hollow structure, one end of the supporting rod (13) is connected in the arc-shaped groove (16) in a sliding way, the other end of the supporting rod (13) is provided with a roll shaft (17), one end of the measuring tape (12) penetrates through the inside of the supporting rod (13) and extends outwards, one end of the supporting rod (13) is provided with a hole for accommodating the movement of the measuring tape (12), one end of the measuring tape (12) is fixedly connected with a pull ring (18), one side of the measuring tape (12) is attached to the roll shaft (17), the photoelectric sensor (14) is arranged on the outer wall of one side of the supporting rod (13), and the input end of the photoelectric sensor (14) is connected with one end of the roll shaft (17), the PLC display (15) is arranged on the outer wall of one side of the shell (2), the shell (2) is provided with a controller, and the photoelectric sensor (14) is connected with a PLC display (15) through the controller.

2. A winding ruler for mapping according to claim 1 characterized in that one end of the support rod (13) is provided with two clamping plates (19), one of the clamping plates (19) is located inside the arc-shaped groove (16) and the other clamping plate (19) is located outside the arc-shaped groove (16), and a bolt (20) is arranged between the two clamping plates (19).

3. A winding ruler for mapping according to claim 2, characterized in that an arc plate (5) is arranged above the clamping plate (19) inside the arc groove (16), the outer surface of the arc plate (5) is attached to the inside of the housing (2), and the arc plate (5) is connected with the arc groove (16) in a sliding manner.

4. A winding ruler for mapping according to claim 1, wherein a motor (6) is arranged on the outer wall of one side of the housing (2), and the output end of the motor (6) is connected with the rotating shaft (11).

5. A rolling ruler for mapping according to claim 1, wherein a rotary table (7) and a connecting rod (8) are arranged on the outer wall of one side of the housing (2), the rotary table (7) is rotatably arranged at the center of the outer wall of one side of the housing (2), one end of the connecting rod (8) is fixedly arranged at the center of the rotary table (7), and the other end of the connecting rod (8) is fixedly connected with the outer wall of one side of the supporting rod (13).

6. A winding ruler for mapping according to claim 1 characterized in that the base (1) is provided with graduations (9) showing the angle and the bottom of the housing (2) is provided with a pointer (10).