Measuring equipment for constructional engineering

Abstract

The utility model relates to the technical field of measuring instruments, in particular to measuring equipment for constructional engineering, which comprises a supporting rod, a counting unit fixedly mounted at the bottom end of the supporting rod and comprises a fixed seat a, mowing mechanisms fixedly mounted on two sides of the fixed seat a, a storage battery fixedly mounted on the outer wall of the supporting rod, and a telescopic rod a slidably connected to the inner wall of the supporting rod. A telescopic rod b is slidably connected to the inner wall of the telescopic rod a, a displayer is fixedly connected to the top end of the telescopic rod b, a handle and a supporting rod are fixedly installed on one side of the displayer, and a tightening hoop is fixedly installed on the outer wall of the telescopic rod a. The motor is arranged to drive the sawteeth a to do reciprocating rectilinear motion, and weeds can be cleaned under the matching action of the sawteeth b.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring instruments, in particular to a measuring device for construction engineering. Background Art

[0002] Civil engineering is a general term for the science and technology of building various land engineering facilities. During the construction of civil engineering projects, it is usually necessary to use engineering surveying instruments to measure various data. Engineering surveying instruments are various orientation, distance, angle, height, mapping and photogrammetry instruments required for surveying work in the planning and operation and management stages of engineering construction.

[0003] Most existing measurement tools can only measure straight lines, but cannot measure curves or irregular shapes. In addition, construction sites are sometimes overgrown with weeds, which brings inconvenience to measurement. Utility Model Content

[0004] The purpose of the utility model is to provide a construction engineering measurement device to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a measuring device for construction engineering, comprising a support rod, a counting unit is fixedly installed at the bottom end of the support rod, the counting unit comprises a fixed seat a, mowing mechanisms are fixedly installed on both sides of the fixed seat a, a battery is fixedly installed on the outer wall of the support rod, a telescopic rod a is slidably connected to the inner wall of the support rod, a telescopic rod b is slidably connected to the inner wall of the telescopic rod a, a display is fixedly connected to the top of the telescopic rod b, a handle is fixedly installed on one side of the display, and tightening hoops are fixedly installed on the outer walls of the support rod and the telescopic rod a.

[0006] Furthermore, the fixed seat a is fixedly installed at the bottom end of the support rod, a convex shaft is fixedly installed on one side of the fixed seat a, a roller is rotatably connected to the convex shaft, and a plurality of circular shafts are fixedly installed on the side of the roller close to the fixed seat a, the circular shafts are in a circular array, and the circular shafts are arranged at equal intervals.

[0007] Furthermore, a rotary encoder is fixedly installed on the outer wall of the support rod, and two oblique through slots are opened in the rotary encoder. The rotary encoder is fixedly connected to a spring through the through slot, and one end of the spring is fixedly connected to a magnetic bar. The bottom end of the rotary encoder is rotatably connected to a fan piece, and the magnetic bar is fixedly connected to the fan piece through a traction line.

[0008] Furthermore, the mowing mechanism includes a fixed seat b, which is fixedly installed on both sides of the fixed seat a, and the fixed seat b is hinged with sawtooth a, and a motor is fixedly installed at the bottom end of the sawtooth a, and the movable shaft of the motor penetrates the sawtooth a, and the movable shaft of the motor is fixedly connected to a turntable, and a double-hole connecting rod is movably connected to the top of the turntable, and the double-hole connecting rod is movably connected to the sawtooth b at one end away from the turntable.

[0009] Furthermore, a sliding groove cooperating with the T-shaped shaft is formed through the top of the sawtooth b.

[0010] Furthermore, a limiting block is fixedly installed on one side of the fixing seat a, and the limiting block is located at the bottom end of the fixing seat b.

[0011] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0012] 1. By setting the roller to walk on the ground, and driving the rotary encoder to count through the rotation of the roller, the distance of irregular shapes can be measured.

[0013] 2. A motor is provided to drive sawtooth a to move back and forth in a straight line, and with the cooperation of sawtooth b, weeds can be cleared. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 for Figure 1 A partial enlarged schematic diagram in the middle;

[0016] Figure 3 It is a cross-sectional view of the utility model;

[0017] Figure 4 for Figure 3 A partial enlarged schematic diagram of point B in the middle.

[0018] Wherein: 1. support rod; 101. battery; 102. telescopic rod a; 103. telescopic rod b; 104. display instrument; 105. tightening hoop; 2. counting unit; 201. fixed seat a; 202. convex shaft; 203. roller; 204. round shaft; 205. rotary encoder; 206. spring; 207. magnetic strip; 208. fan blade; 3. mowing mechanism; 301. fixed seat b; 302. sawtooth a; 303. motor; 304. turntable; 305. double-hole connecting rod; 306. sawtooth b; 307. T-shaped shaft; 308. slide groove; 309. limit block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-Figure 4 A measuring device for construction engineering comprises a support rod 1, a counting unit 2 is fixedly installed at the bottom end of the support rod 1, the counting unit 2 can record the mileage traveled by the rotation of a roller 203, the counting unit 2 comprises a fixed seat a201, mowing mechanisms 3 are fixedly installed on both sides of the fixed seat a201, a battery 101 is fixedly installed on the outer wall of the support rod 1, a telescopic rod a102 is slidably connected to the inner wall of the support rod 1, a telescopic rod b103 is slidably connected to the inner wall of the telescopic rod a102, the device as a whole is easy to store by movably arranged telescopic rods a102 and telescopic rods b103, a display 104 is fixedly connected to the top end of the telescopic rod b103, the display 104 is used to display the mileage traveled by the roller 203, a handle is fixedly installed on one side of the display 104, a tightening hoop 105 is fixedly installed on the outer wall of the battery 101 and the telescopic rod a102, and the telescopic rod a102 and the telescopic rod b103 are respectively fixed by setting the tightening hoop 105.

[0021] Specifically, the fixed seat a201 is fixedly installed at the bottom end of the support rod 1, and a convex shaft 202 is fixedly installed on one side of the fixed seat a201, and a roller 203 is rotatably connected to the convex shaft 202. A plurality of circular shafts 204 are fixedly installed on one side of the roller 203 close to the fixed seat a201. The circular shafts 204 are in a circular array, and the circular shafts 204 are arranged at equal intervals. The distance between the circular shafts 204 is 1 cm, or the number of arranged circular shafts 204 can be increased according to the accuracy requirements of use.

[0022] Specifically, a rotary encoder 205 is fixedly installed on the outer wall of the support rod 1, and an electrical signal connection is provided between the rotary encoder 205 and the display instrument 104. Two oblique through slots are provided in the rotary encoder 205, and the rotary encoder 205 is fixedly connected to a spring 206 through the through slots. One end of the spring 206 is fixedly connected to a magnetic strip 207. Positive and negative magnetic sheets are fixedly installed on the bottom of the inner wall of the rotary encoder 205. The bottom end of the rotary encoder 205 is rotatably connected to a fan piece 208, and the magnetic strip 207 is fixedly connected to the fan piece 208 through a traction line.

[0023] Specifically, the mowing mechanism 3 includes a fixed seat b301, which is fixedly installed on both sides of the fixed seat a201. The fixed seat b301 is hinged with a sawtooth a302. The bottom end of the sawtooth a302 is fixedly installed with a motor 303. The movable shaft of the motor 303 penetrates the sawtooth a302. The movable shaft of the motor 303 is fixedly connected to a turntable 304. The top of the turntable 304 is movably connected to a double-hole connecting rod 305. The end of the double-hole connecting rod 305 away from the turntable 304 is movably connected to a sawtooth b306. The rotation of the movable shaft of the motor 303 drives the turntable 304 to rotate. The rotation of the turntable 304 drives one end of the double-hole connecting rod 305 to rotate. The other end of the double-hole connecting rod 305 drives the sawtooth b306 to reciprocate. The sawtooth on the edge of the sawtooth b306 cooperates with the sawtooth b306 to saw off the grass roots.

[0024] Specifically, two T-shaped shafts 307 are fixedly installed on the top of sawtooth a302, and a slide groove 308 cooperating with the T-shaped shaft 307 is penetrated through the top of sawtooth b306. The T-shaped shaft 307 and the slide groove 308 are provided to limit the sawtooth b306.

[0025] Specifically, a limit block 309 is fixedly installed on one side of the fixed seat a201, and the limit block 309 is located at the bottom end of the fixed seat b301. By setting the limit block 309, when the saw tooth a302 is lowered, the saw tooth a302 is parallel to the ground.

[0026] The working principle of the utility model is as follows: when in use, the handle is held to push the device forward as a whole, the roller 203 contacts the ground and rotates, and the rotation of the roller 203 drives the circular shaft 204 to rotate. When walking in the positive direction, when the roller 203 rotates in the positive direction, the circular shaft 204 moves the fan blade 208 to one side, and the fan blade 208 drives the magnetic strip 207 on one side to contact the positive magnetic sheet, so that the rotary encoder 205 generates a positive signal, and the mileage on the display instrument 104 increases by 1 cm. When walking in the negative direction, when the roller 203 rotates in the negative direction, the circular shaft 204 moves the fan blade 208 to the other side, and the fan blade 208 drives the magnetic strip 207 on the other side to contact the positive magnetic sheet. 07 contacts with the negative magnetic sheet, causing the rotary encoder 205 to generate a negative signal, and the mileage on the display 104 decreases by 1 cm. Whenever the circular shaft 204 finishes moving the fan sheet 208, the spring 206 will pull the magnetic strip 207 and the fan sheet 208 to reset. When it is necessary to clean the weeds on the ground, the motor 303 is started, and the movable shaft of the motor 303 rotates to drive the turntable 304 to rotate. The rotation of the turntable 304 drives one end of the double-hole connecting rod 305 to rotate, and the other end of the double-hole connecting rod 305 drives the sawtooth b306 to reciprocate, and the sawtooth on the edge of the sawtooth b306 cooperates with the sawtooth b306 to saw off the grass roots.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A construction engineering surveying device, comprising a support rod (1), characterized in that: A counting unit (2) is fixedly mounted on the bottom end of the support rod (1), the counting unit (2) comprises a fixing seat a (201), mowing mechanisms (3) are fixedly mounted on both sides of the fixing seat a (201), a storage battery (101) is fixedly mounted on the outer wall of the support rod (1), a telescopic rod a (102) is slidably connected to the inner wall of the support rod (1), a telescopic rod b (103) is slidably connected to the inner wall of the telescopic rod a (102), a display instrument (104) is fixedly mounted on the top end of the telescopic rod b (103), a handle is fixedly mounted on one side of the display instrument (104), and a tightening hoop (105) is fixedly mounted on the outer walls of the support rod (1) and the telescopic rod a (102).

2. A construction engineering measurement device according to claim 1, characterized in that: The fixing seat a (201) is fixedly mounted on the bottom end of the support rod (1); a convex shaft (202) is fixedly mounted on one side of the fixing seat a (201); a roller (203) is rotatably connected to the convex shaft (202); a plurality of circular shafts (204) are fixedly mounted on a side of the roller (203) close to the fixing seat a (201); the circular shafts (204) are in a circular array and are arranged at equal intervals.

3. A construction engineering measurement device according to claim 2, characterized in that: A rotary encoder (205) is fixedly mounted on the outer wall of the support rod (1), and two oblique through slots are provided in the rotary encoder (205). The rotary encoder (205) is fixedly connected to a spring (206) via the through slots, and one end of the spring (206) is fixedly connected to a magnetic strip (207). The bottom end of the rotary encoder (205) is rotatably connected to a fan (208), and the magnetic strip (207) is fixedly connected to the fan (208) via a traction line.

4. A construction engineering measurement device according to claim 1, characterized in that: The mowing mechanism (3) comprises a fixed seat b (301), wherein the fixed seat b (301) is fixedly mounted on both sides of the fixed seat a (201), the fixed seat b (301) is hinged with a sawtooth a (302), a motor (303) is fixedly mounted at the bottom end of the sawtooth a (302), a movable shaft of the motor (303) penetrates the sawtooth a (302), the movable shaft of the motor (303) is fixedly connected with a rotating disk (304), a double-hole connecting rod (305) is movably connected to the top end of the rotating disk (304), and a sawtooth b (306) is movably connected to the end of the double-hole connecting rod (305) away from the rotating disk (304).

5. A construction engineering measurement device according to claim 4, characterized in that: Two T-shaped shafts (307) are fixedly mounted on the top of the saw tooth a (302), and a sliding groove (308) cooperating with the T-shaped shaft (307) is penetrated through the top of the saw tooth b (306).

6. A construction engineering measurement device according to claim 4, characterized in that: A limiting block (309) is fixedly installed on one side of the fixing seat a (201), and the limiting block (309) is located at the bottom end of the fixing seat b (301).

Images