CN210268675U

CN210268675U - Measuring tool for engineering supervision

Info

Publication number: CN210268675U
Application number: CN201921199556.2U
Authority: CN
Inventors: ***
Original assignee: Sichuan Tongchuang Construction Management Co Ltd
Current assignee: Sichuan Tongchuang Construction Management Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-07
Anticipated expiration: 2029-07-26

Abstract

The utility model relates to a measuring tool is used in engineering supervision belongs to measuring tool technical field, including the connecting rod that has the handle, the one end that the handle was kept away from to the connecting rod is provided with the mounting bracket, the fixed axis of rotation that is provided with on the mounting bracket, the connecting rod rotates and sets up in the axis of rotation, rotates on the mounting bracket and is provided with the range finding wheel, rotates on the mounting bracket and is provided with at least one auxiliary wheel, and the axis of range finding wheel is on a parallel with the axis of auxiliary wheel, and range finding wheel and auxiliary wheel parallel arrangement are at least two sets of on the mounting bracket, around being equipped with the. When staff's operating means carries out sharp range finding to the road surface, the staff holds on the handle, promotes the mount and removes on the road surface, makes belt and ground to pasting to rotate when advancing, drive the range finding wheel and rotate, through two sets of range finding wheels of parallel arrangement on the mount bracket, auxiliary wheel and belt, make the mount bracket have stronger stability, in order to keep keeping the straight range finding of road surface, improve and measure the accuracy.

Description

Measuring tool for engineering supervision

Technical Field

The utility model relates to a measuring tool technical field, in particular to measuring tool is used in engineering supervision.

Background

The distance measuring wheel is also called as a digital display distance measuring wheel and a measuring wheel, and is widely used for measuring and evaluating construction operations such as professional surveying and mapping operations, road engineering, pipeline laying engineering, wire and cable engineering and the like.

Chinese patent No. CN207963901U discloses a hand-push distance measuring wheel with a marking function, which comprises a telescopic rod, a distance measuring wheel, a data transmission device and a working circuit, wherein the data transmission device and the working circuit are arranged inside the telescopic rod, the tail of the telescopic rod is provided with a handle, a power supply is arranged at the handle, and the power supply provides power for the working circuit. The handheld handle pushes the distance measuring wheel to roll on a road surface needing distance measurement in the measuring process, and the distance measuring wheel rotates to measure the distance of the advancing distance on the road surface.

However, when measuring a long-distance road surface, when the distance measuring wheel is pushed to move on the road surface manually, the advancing angle of the distance measuring wheel is easy to deviate after being collided with by road surface stones or pits, so that a measuring error is generated, and the distance measuring result is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a measuring tool is used in engineering supervision has the advantage that can straightly measure highway length.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a measuring tool for engineering supervision, is including the connecting rod that has the handle, the one end that the handle was kept away from to the connecting rod is provided with the mounting bracket, the fixed axis of rotation that is provided with of perpendicular to connecting rod axis direction on the mounting bracket, the connecting rod rotates and sets up in the axis of rotation, it is provided with the range finding wheel to rotate on the parallel lateral wall with the connecting rod axis of mounting bracket, it is provided with at least one auxiliary wheel to rotate on the mounting bracket, the axis of range finding wheel is on a parallel with the axis of auxiliary wheel, around being equipped with the belt on range finding wheel and the auxiliary wheel, range finding wheel, auxiliary wheel and belt parallel arrangement are at least.

Through the technical scheme, when staff's operating means carries out sharp range finding to the road surface, the staff holds on hand, promote the mount again and remove on the road surface, make the horizontal segment of belt and ground to pasting, and drive the belt rotation when the mount bracket gos forward, thereby it rotates to drive the range finding wheel, through two sets of range finding wheels of parallel arrangement on the mount bracket, auxiliary wheel and belt, make a set of belt on the mount bracket after colliding with by road surface stone or pit, another group belt can play sharp guide effect, thereby increase the stability that the mount bracket gos forward the in-process, in order to keep keeping the straight range finding of road surface, improve and measure the accuracy.

The utility model discloses further set up to: the cover is equipped with the rotation mobile jib to rotate in the axis of rotation, the coaxial rotation of the one end that the mounting bracket was kept away from to the rotation mobile jib is provided with the revolute pair pole, the fixed handle that is provided with of one end that the rotation mobile jib was kept away from to the revolute pair pole.

Through above-mentioned technical scheme, when staff's operating means carries out sharp range finding to the road surface, meet proruption situation when holding the handle like the staff, the rotatory handle of mistake, rotate the setting on rotating the mobile jib through rotating vice pole, make the mounting bracket that rotates on the mobile jib still keep the straight line state of advancing, effectively avoid the mounting bracket to be rotatory by artificial maloperation, keep keeping the straight range finding of road surface, improve and measure the accuracy.

The utility model discloses further set up to: the auxiliary rotating rod comprises an outer sleeve rod and an inner rod, the outer sleeve rod is coaxially rotated to be arranged at one end, far away from the mounting frame, of the rotating main rod, the inner rod penetrates through the outer sleeve rod along the axial sliding of the inner rod, the inner rod is far away from the fixed handle arranged at one end of the rotating main rod, the outer side wall of the outer sleeve rod is radially provided with a threaded hole penetrating through the inner wall of the outer sleeve rod along the self, and a fastening bolt used for fixing the inner rod is penetrated through the inner thread of the threaded hole.

Through the technical scheme, before the staff's operating means carries out sharp range finding to the road surface, slide earlier interior pole on outer loop bar to the staff and hold convenient position, then support the bolt through screwing up, it is fixed with outer loop bar to put in pole, make the staff of different heights can adjust handle and height between ground according to individual custom, improve the use experience degree when using tools to the road surface range finding, operate more comfortablely.

The utility model discloses further set up to: a compass is arranged on the handle.

Through above-mentioned technical scheme, meet proruption situation when the staff is holding the handle, after the handle has been rotated to the mistake, staff's accessible sets up compass on hand and judges whether to the straight range finding in road surface to correct the handle direction, improve and measure the accuracy.

The utility model discloses further set up to: the utility model discloses a range finding wheel, including the mobile jib, the mobile jib is connected with the distance measuring wheel axis, the mobile jib has been on a parallel with the lateral wall of range finding wheel axis to have seted up the bar holding tank, bar holding tank internal rotation is provided with the bracing piece, the fixed stopper that is used for restricting bracing piece turned angle that is provided with on the mobile jib has bar holding tank open-ended lateral wall rotates, it is used for.

Through above-mentioned technical scheme, carry out sharp range finding midway to the road surface at staff's operating means, if meet special situation and need pause the measurement, untie locating component earlier, roll out the bracing piece from the bar holding tank to rotate on the stopper, then under keeping the unmovable condition of mounting bracket and range finding wheel, the rotatory mobile jib that rotates props the bracing piece subaerial, thereby effectively avoid when the measurement of pause range finding wheel to take place to rotate, improve the range finding data accuracy.

The utility model discloses further set up to: the locating component includes according to briquetting, sliding block and pressure spring, the bracing piece has seted up flutedly on being close to the lateral wall of range finding wheel, the sliding block slides and sets up in the recess, the pressure spring sets up and is used for ordering about the sliding block and slides and stretch out the recess in the recess, the one end of pressure spring and the diapire rigid coupling of recess, the other end and sliding block rigid coupling, the one end that the recess diapire was kept away from to the sliding block is provided with the inclined plane of the diapire towards the bar holding tank, set up the spliced eye that matches with the recess on the lateral wall that the bar holding tank is close to the recess, the spliced eye is opened and is worn to rotating mobile jib outer wall, according to the setting of briquetting.

Through the technical scheme, when a worker turns the support rod into the strip-shaped accommodating groove, the inclined surface on the sliding block is firstly contacted with the rotating main rod and pushed to slide into the groove, and when the groove is aligned with the splicing hole, the sliding block is popped out of the groove under the action of the pressure spring and inserted into the splicing hole to complete the fixing of the support rod; when needs roll out the bracing piece from the bar holding tank, press the pressing block that stretches out the spliced eye, push the sliding block in the recess, can roll out the bracing piece, through fixing the bracing piece in the bar holding tank, avoid the staff to roll out in the bracing piece follows the bar holding tank when operation tool to hinder staff's measurement operation.

The utility model discloses further set up to: the supporting rod is hinged to one end, away from the rotating point, of the supporting rod, two inclined supporting rods are arranged on the supporting rod, the two inclined supporting rods are symmetrical to a plane formed by the axis of the supporting rod and the axis of the rotating main rod, a spring for driving the two inclined supporting rods to rotate away from each other is arranged between the two inclined supporting rods, and two ends of the spring are fixedly connected to different inclined supporting rods respectively.

Through above-mentioned technical scheme, after the staff rolled out the bar holding tank with the bracing piece, two diagonal braces rotated each other around the pin joint on the bracing piece under the spring action and kept away from, become the trident and describe and support subaerial, increased the stability that the range finding instrument supported subaerial, effectively prevented that the range finding instrument from subaerial sliding.

The utility model discloses further set up to: the fixed balancing weight that is provided with on the mounting bracket, be provided with anti-skidding line on the outer wall of belt.

Through above-mentioned technical scheme, set up anti-skidding line at the outer wall of belt, increase belt and ground contact surface's frictional force, the rethread sets up the balancing weight on the mounting bracket, and pressure between increase belt and the ground increases the frictional force of belt and ground contact surface once more, effectively avoids the instrument to appear skidding at subaerial rectilinear movement in-process and causes the angle of advancing to appear the skew, keeps keeping the straight range finding of road surface, improves and measures the accuracy.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

when an operator operates a tool to perform linear distance measurement on a road surface, hands hold the handle to push the mounting frame to move on the road surface, so that the belt is attached to the ground surface, and rotates while advancing to drive the distance measuring wheels to rotate;

when workers operate tools to perform linear distance measurement on the road surface, if hands meet sudden conditions when holding the handles, the handles are rotated by mistake, the auxiliary rotating rods are rotatably arranged on the main rotating rods, so that the mounting rack on the main rotating rods still keeps a linear advancing state, the mounting rack is effectively prevented from being rotated by manual misoperation, the road surface is kept to be measured straightly, and the measurement accuracy is improved;

thirdly, when the hand meets an emergency when holding the handle, the worker can judge whether to measure the distance on the road surface straightly through the compass arranged on the handle after rotating the handle by mistake, thereby correcting the direction of the handle and improving the measurement accuracy.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an exploded view from another perspective of the present invention;

fig. 4 is an enlarged view of a portion B in fig. 3.

Reference numerals: 1. a connecting rod; 11. a handle; 12. a compass; 2. a mounting frame; 21. a rotating shaft; 22. a distance measuring wheel; 23. an auxiliary wheel; 24. a belt; 241. anti-skid lines; 25. a balancing weight; 3. rotating the main rod; 31. a rotating auxiliary rod; 311. an outer loop bar; 312. an inner rod; 313. a threaded hole; 314. tightly abutting against the bolt; 4. a support bar; 41. strip-shaped accommodating grooves; 42. a limiting block; 43. a positioning assembly; 431. a pressing block; 432. a slider; 433. a pressure spring; 434. a groove; 435. inserting holes; 436. an inclined surface; 5. a diagonal brace; 51. a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the measuring tool for engineering supervision comprises a connecting rod 1 with a handle 11, wherein a compass 12 is fixedly arranged on the handle 11. The one end that handle 11 was kept away from to connecting rod 1 rotates and is provided with mounting bracket 2, the fixed axis of rotation 21 that is provided with of 1 axis direction of perpendicular to connecting rod on the mounting bracket 2, the one end rotation cover that handle 11 was kept away from to connecting rod 1 is established on axis of rotation 21, it is provided with the parallel range finding wheel 22 of the axis of its axis and axis of rotation 21 to rotate on the mounting bracket 2, mounting bracket 2 still rotates on having the lateral wall of range finding wheel 22 and is provided with two auxiliary wheels 23, the axis of range finding wheel 22 is parallel with the axis of auxiliary wheel 23, range finding wheel 22 and auxiliary wheel 23 parallel arrangement are. The distance measuring wheel 22 and the auxiliary wheel 23 are provided with belts 24 in a winding manner, the outer side wall of each belt 24 is fixedly provided with anti-slip lines 241, and the mounting frame 2 is additionally provided with a balancing weight 25 for increasing the friction force between the belts 24 and the ground.

As shown in fig. 1 and 2, the connecting rod 1 includes a primary rotating rod 3 and a secondary rotating rod 31, and the secondary rotating rod 31 includes an outer sleeve rod 311 and an inner rod 312. The rotating main rod 3 is rotatably sleeved on the rotating shaft 21, the outer sleeved rod 311 is coaxially rotatably arranged at one end of the rotating main rod 3 far away from the rotating shaft 21, the inner rod 312 is slidably arranged in the outer sleeved rod 311, a threaded hole 313 penetrating through the inner wall of the outer sleeved rod 311 is formed in the part, far away from the rotating main rod 3, of the outer wall of the outer sleeved rod 311, a clamping bolt 314 is connected to the threaded hole 313 in an internal thread mode, and when the clamping bolt 314 is screwed down and the inner rod 312 is tightly pressed, the inner rod 312 can be fixed on the outer. The handle 11 is fixed to an end of the inner lever 312 remote from the rotary main lever 3.

As shown in fig. 3 and 4, a bar-shaped accommodating groove 41 is formed in the side wall of the rotating main rod 3 parallel to the axis of the distance measuring wheel 22, a supporting rod 4 is arranged in the bar-shaped accommodating groove 41 in a rotating manner, a limiting block 42 used for limiting the rotation angle of the supporting rod 4 is fixedly arranged on the rotating main rod 3, and the limiting block 42 is positioned above the opening of the bar-shaped accommodating groove 41. The rotating main rod 3 is provided with a positioning assembly 43 for fixing the support rod 4 in the strip-shaped accommodating groove 41, and the positioning assembly comprises a pressing block 431, a sliding block 432 and a pressure spring 433. The supporting rod 4 is provided with a groove 434 on the side wall close to the distance measuring wheel 22, the sliding block 432 is slidably disposed in the groove 434, the pressure spring 433 is disposed in the groove 434, one end of the pressure spring 433 is fixed on the bottom wall of the groove 434, the other end of the pressure spring is fixed on the sliding block 432, and the pressure spring 433 is used for driving the sliding block 432 to slide out of the groove 434. The lateral wall of the strip-shaped accommodating groove 41 facing the opening of the groove 434 is provided with a plug-in hole 435 along the depth direction of the groove 434, the plug-in hole 435 penetrates through the outer wall surface of the rotating main rod 3, one end of the sliding block 432 away from the bottom wall of the groove 434 is provided with an inclined surface 436 facing the bottom wall of the strip-shaped accommodating groove 41, and the pressing block 431 is slidably arranged in the plug-in hole 435.

As shown in fig. 3 and 4, one end of the support rod 4 away from the rotation point is hinged with two diagonal braces 5, the two diagonal braces 5 are arranged on the support rod 4 symmetrically to a plane formed by the axis of the support rod 4 and the axis of the rotating main rod 3, the two diagonal braces 5 are directly provided with springs 51, and two ends of each spring 51 are respectively and fixedly connected to different diagonal braces 5 for driving the two diagonal braces 5 to rotate away from each other.

The specific working process is as follows: when staff's operating means carries out sharp range finding to the road surface, the staff is held on handle 11, promote mounting bracket 2 and move on the road surface, through the pressure on 1 transmission slope of connecting rod towards ground, make the horizontal segment that is propped up by auxiliary wheel 23 and range finding wheel 22 on the belt 24 and ground to pasting, and drive belt 24 and rotate when mounting bracket 2 gos forward, thereby drive range finding wheel 22 and rotate, simultaneously through two sets of range finding wheels 22 of parallel arrangement on mounting bracket 2, auxiliary wheel 23 and belt 24, make mounting bracket 2 go up a set of belt 24 and after being collided with by road surface stone or pit, another set of belt 24 can play sharp guide effect, thereby increase the stability of mounting bracket 2 in-process that gos forward, in order to keep the straight range finding of road surface, improve the measurement accuracy.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a measuring tool is used in engineering supervision which characterized in that: including connecting rod (1) that has handle (11), the one end that handle (11) were kept away from in connecting rod (1) is provided with mounting bracket (2), the fixed axis of rotation (21) that is provided with of perpendicular to connecting rod (1) axis direction on mounting bracket (2), connecting rod (1) rotates and sets up on axis of rotation (21), it is provided with range finding wheel (22) to rotate on the lateral wall of mounting bracket (2) parallel and connecting rod (1) axis, it is provided with at least one auxiliary wheel (23) to rotate on mounting bracket (2), the axis of range finding wheel (22) is on a parallel with the axis of auxiliary wheel (23), around being equipped with belt (24) on range finding wheel (22) and auxiliary wheel (23), range finding wheel (22), auxiliary wheel (23) and belt (24) parallel arrangement has at least two sets ofly on mounting bracket (2).

2. The measuring tool for supervision of engineering according to claim 1, characterized in that: the rotation axis (21) is gone up to rotate the cover and is equipped with and rotates mobile jib (3), the coaxial rotation of the one end that mounting bracket (2) were kept away from in rotation mobile jib (3) is provided with rotation auxiliary rod (31), the one end that rotation mobile jib (3) were kept away from in rotation auxiliary rod (31) is fixed and is provided with handle (11).

3. The measuring tool for supervision of engineering according to claim 2, characterized in that: rotate auxiliary rod (31) and include outer loop bar (311) and interior pole (312), outer loop bar (311) coaxial rotation sets up the one end of keeping away from mounting bracket (2) rotating mobile jib (3), interior pole (312) is worn to establish in outer loop bar (311) along self endwise slip, the one end that rotates mobile jib (3) is kept away from to interior pole (312) is fixed and is provided with handle (11), the lateral wall of outer loop bar (311) radially sets up screw hole (313) of wearing outer loop bar (311) inner wall along self, screw hole (313) internal thread is worn to be equipped with and is used for supporting tight bolt (314) of fixed interior pole (312).

4. The measuring tool for supervision of engineering according to claim 2, characterized in that: a compass (12) is arranged on the handle (11).

5. The measuring tool for supervision of engineering according to claim 2, characterized in that: rotate mobile jib (3) and be on a parallel with the lateral wall of range finding wheel (22) axis and seted up bar holding tank (41), bar holding tank (41) internal rotation is provided with bracing piece (4), it has fixed stopper (42) that are used for restricting bracing piece (4) turned angle to be provided with on bar holding tank (41) open-ended lateral wall to rotate mobile jib (3), be provided with on rotating mobile jib (3) and be used for fixing locating component (43) in bar holding tank (41) with bracing piece (4).

6. The measuring tool for supervision of engineering according to claim 5, wherein: locating component (43) is including pressing down briquetting (431), sliding block (432) and pressure spring (433), set up on bracing piece (4) is close to the lateral wall of range finding wheel (22) fluted (434), sliding block (432) slide and set up in recess (434), pressure spring (433) set up in recess (434) and are used for driving sliding block (432) to slide and stretch out recess (434), the one end of pressure spring (433) and the diapire rigid coupling of recess (434), the other end and sliding block (432) rigid coupling, the one end that recess (434) diapire was kept away from in sliding block (432) is provided with inclined plane (436) towards the diapire of bar holding tank (41), jack (435) that matches with recess (434) are seted up on the lateral wall that bar holding tank (41) are close to recess (434), jack (435) are opened and are worn to rotating mobile jib (3) outer wall, press briquetting (431) slide and set up in jack (435) and one end stretch out and rotate mobile jib (3) with one end The drive slider (432) approaches the bottom wall of the groove (434).

7. The measuring tool for supervision of engineering according to claim 5, wherein: the supporting rod (4) is provided with two inclined supporting rods (5) in a hinged mode at one end far away from a rotating point, the two inclined supporting rods (5) are arranged on the supporting rod (4) symmetrically to a plane formed by the axis of the supporting rod (4) and the axis of the rotating main rod (3), a spring (51) driving the two inclined supporting rods (5) to rotate away from each other is arranged between the two inclined supporting rods (5), and two ends of the spring (51) are fixedly connected to different inclined supporting rods (5) respectively.

8. The measuring tool for supervision of engineering according to claim 1, characterized in that: the anti-skid belt is characterized in that a balancing weight (25) is fixedly arranged on the mounting rack (2), and anti-skid lines (241) are arranged on the outer wall of the belt (24).