CN213543574U

CN213543574U - Measure scale of construction surveyor's level

Info

Publication number: CN213543574U
Application number: CN202022920282.0U
Authority: CN
Inventors: 孟乐
Original assignee: Henan Huihai Surveying And Mapping Service Co ltd
Current assignee: Henan Huihai Surveying And Mapping Service Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-06-25
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a staff for measuring a construction level, which effectively solves the problem that the manual righting error of the existing leveling staff is large in the vertical arrangement process; including opening concave piece up, but be equipped with horizontal hunting's connecting block in the spill piece, be equipped with the pivot on the connecting block, pivot and spill piece fixed connection, the connecting block upper end is higher than the spill piece, be equipped with in the spill piece and adjust fixed establishment, be convenient for adjust fixed to the connecting block, fore-and-aft standing groove has been seted up to the connecting block upper end, be equipped with the ruler of fore-and-aft swing in the standing groove, the standing groove is stretched out to the upper end of ruler, the ruler lower extreme is equipped with the connecting pipe, the connecting pipe rotates with the connecting block to be connected, be equipped with stop device on the standing groove lateral wall, fix the ruler, the ruler front end is equipped with the preceding pointer that can horizontal hunting, the preceding scale that corresponds with preceding pointer is seted up.

Description

Measure scale of construction surveyor's level

Technical Field

The utility model belongs to the technical field of the mapping equipment, concretely relates to measure scale of construction surveyor's level.

Background

The leveling instrument is an instrument for measuring the height difference between two ground points by establishing level, the principle is to measure the height difference between the ground points according to the leveling principle, and main components are expected to be a telescope, a pipe level, a vertical shaft, a base and a foot screw.

In the process of measuring by using the leveling instrument, the staff gauge is a necessary measuring tool for calibrating and reading the number, needs to be erected at a position to be measured, is generally supported by a staff member with hands, and an observer operates the leveling instrument to read the scribed value of the leveling instrument in the state of horizontal sight line, and the staff gauge is required to be always kept in a stable value state in the observation process so as to read out an accurate value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a measure scale of construction surveyor's level, the effectual problem that current levelling staff is at the vertical in-process manual righting error of putting is big of having solved.

The utility model adopts the technical scheme as follows:

the utility model provides a measure scale of construction surveyor's level, including opening concave piece up, but be equipped with horizontal hunting's connecting block in the spill piece, be equipped with the pivot on the connecting block, pivot and spill piece fixed connection, the connecting block upper end is higher than the spill piece, be equipped with in the spill piece and adjust fixed establishment, be convenient for adjust fixedly to the connecting block, fore-and-aft standing groove has been seted up to the connecting block upper end, but be equipped with the ruler of luffing motion in the standing groove, the standing groove is stretched out to the upper end of ruler, the ruler lower extreme is equipped with the connecting pipe, the connecting pipe rotates with the connecting block to be connected, be equipped with stop device on the standing groove lateral wall, fix the ruler, the ruler front end is equipped with the preceding pointer that can the horizontal hunting, the ruler front scale that corresponds with the preceding pointer is seted up to.

Preferably, the concave block side wall on seted up and accomodate the groove, adjust fixed establishment and include, worm wheel, worm wheel, worm are located and accomodate the inslot, and worm wheel and worm meshing, worm wheel and pivot are coaxial, the tip and the worm wheel of pivot are fixed.

Preferably, one end of the worm penetrates through the concave block, and a knob is arranged at one end of the worm, which extends out of the concave block.

Preferably, the opening of the fixed box is hinged with a cover plate.

Preferably, the connecting block lateral wall on seted up the holding tank, stop gear includes clamp splice, push pedal, spring, push rod, the push pedal is located the holding tank, the one end and the holding tank lateral wall of spring are fixed, the other end of spring is fixed in the push pedal, the one end of clamp splice is fixed in the push pedal, the other end runs through the lateral wall of standing groove, and can contact with the ruler, the one end and the push pedal of push rod are fixed, the other end through connection piece of push rod.

Preferably, the clamping blocks are provided with a plurality of clamping blocks which are uniformly distributed along the circumferential direction of the connecting pipe, and the clamping blocks can be made of rubber materials.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the setting of pivot, the ruler horizontal hunting of being convenient for, the setting of connecting pipe, the ruler fore-and-aft swing of being convenient for, the state of the adjustment ruler of being convenient for, the setting of preceding pointer and preceding scale, right pointer and right scale, the gradient of being convenient for observe the ruler.

2. The arrangement of the worm wheel and the worm facilitates the adjustment of the left-right swinging amplitude of the straight ruler, and the left-right inclined state of the straight ruler is fixed, so that the straight ruler is kept in a stable state.

3. The utility model discloses in, the state of slope is fixed around the ruler to the setting of push rod, spring, push pedal and clamp splice, has alleviateed staff's support time, avoids the ruler to take place to rock in the measurement process, has improved measuring accuracy.

4. The utility model discloses in, the clamp splice has a plurality ofly, has improved the fixed effect of spacing mechanism to the ruler.

Drawings

Fig. 1 is an axonometric view of the present invention.

Figure 2 is the utility model discloses a ladder dissects axonometric drawing.

Figure 3 is the utility model discloses a dissect right side visual axis mapping.

Fig. 4 is an enlarged view of a in fig. 1 according to the present invention.

Fig. 5 is an enlarged view of B in fig. 2 according to the present invention.

The labels in the figure are: 1 concave block, 2 connecting blocks, 3 rotating shafts, 4 adjusting and fixing structures, 401 worm wheels, 402 worms, 5 placing grooves, 6 rulers, 7 connecting pipes, 8 limiting mechanisms, 801 clamping blocks, 802 push plates, 803 springs, 804 push rods, 9 front pointers, 10 front scales, 11 right pointers, 12 right scales, 13 accommodating grooves, 14 knobs and 15 accommodating grooves.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.

Example 1:

as shown in figure 1, the ruler comprises a concave block 1 with an upward opening, a connecting block 2 capable of swinging left and right is arranged in the concave block 1, the upper end of a connecting pipe 7 is higher than the concave block 1, a longitudinal placing groove 5 is arranged at the upper end of the connecting block 2, a ruler 6 capable of swinging front and back is arranged in the placing groove 5, the upper end of the ruler 6 extends out of the placing groove 5, as shown in figure 2, a rotating shaft 3 is arranged on the connecting block 2, the rotating shaft 3 is fixedly connected with the concave block 1, an adjusting and fixing mechanism 4 is arranged in the concave block 1 and is convenient for adjusting and fixing the connecting block 2, the lower end of the ruler 6 is provided with the connecting pipe 7, the connecting pipe 7 is rotatably connected with the connecting block 2, the side wall of the placing groove 5 is provided with a limiting device for fixing the ruler 6, as shown in figure 4, the front end of the ruler 6 is provided with a front pointer 9 capable of swinging left, the right end of the ruler 6 is provided with a right scale 12 corresponding to the right pointer 11.

The working principle is as follows: when the ruler is used, the ruler 6 is held by hand, the concave block 1 is placed at a designated position, the positions of the front pointer 9 and the right pointer 11 are respectively observed, when the front pointer 9 does not correspond to the front scale 10, the adjusting and fixing mechanism 4 is used for enabling the connecting block 2 to swing left and right, the connecting block 2 drives the ruler 6 to swing left and right, the front scale 10 swings along with the swing of the ruler 6, the front pointer 9 is always kept in a vertical state under the action of self gravity, when the front pointer 9 corresponds to the front scale 10, the adjusting and fixing mechanism 4 is stopped to be used, and under the action of the adjusting and fixing mechanism 4, the connecting block 2 cannot swing left and right; when right pointer 11 does not correspond with right scale 12, make limit structure contact to the fixed of ruler 6, make ruler 6 luffing motion, right scale 12 swings along with the swing of ruler 6, right pointer 11 remains vertical state throughout under the effect of self gravity, when right pointer 11 corresponds with right scale 12, make ruler 6 stop luffing motion, use limit structure to fix ruler 6, at this moment, ruler 6 is vertical state, the observer can observe.

Example 2:

as shown in fig. 2, in this embodiment, on the basis of embodiment 1, preferably, the side wall of the concave block 1 is provided with an accommodating groove 13, the adjusting and fixing mechanism 4 includes a worm wheel 401 and a worm 402, the worm wheel 401 and the worm 402 are located in the accommodating groove 13, the worm wheel 401 is meshed with the worm 402, the worm wheel 401 is coaxial with the rotating shaft 3, the end of the rotating shaft 3 is fixed to the worm wheel 401, one end of the worm 402 penetrates through the concave block 1, and one end of the worm 402 extending out of the concave block 1 is provided with a knob 14.

The working principle is as follows: the knob 14 is rotated, the knob 14 drives the worm 402 to rotate, the worm 402 drives the worm wheel 401 to rotate, the worm wheel 401 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the connecting block 2 to swing, meanwhile, the worm wheel 401 and the worm 402 have self-locking performance in transmission, after the position of the connecting block 2 is fixed, the connecting block cannot continuously swing left and right under the action of external force, and the stability of the ruler 6 is improved.

Example 3:

by figure 2, figure 5 shows, this embodiment is on embodiment 1's basis, preferably, connecting block 2 lateral wall on seted up holding tank 15, stop gear 8 includes clamp splice 801, push pedal 802, spring 803, push rod 804, push pedal 802 is located holding tank 15, the one end and the holding tank 15 lateral wall of spring 803 are fixed, the other end of spring 803 is fixed on push pedal 802, the one end of clamp splice 801 is fixed on push pedal 802, the other end runs through the lateral wall of standing groove 5, and can contact with ruler 6, the one end and the push pedal 802 of push rod 804 are fixed, the other end of push rod 804 runs through connecting block 2.

The working principle is as follows: promote push rod 804, push rod 804 drives push plate 802 and removes, push plate 802 makes spring 803 take place to deform, and simultaneously, push plate 802 drives clamp splice 801 and removes, make clamp splice 801 and ruler 6 break away from the contact, it is spacing to ruler 6 to remove clamp splice 801, at this moment, can make the front and back swing adjustment position, after ruler 6 swings right position, loosen push rod 804, push plate 802 drives push rod 804 and clamp splice 801 and removes under the effect of spring 803, when clamp splice 801 and ruler 6 contact, push plate 802 stops moving, at this moment, clamp splice 801 is spacing to ruler 6, prevent ruler 6 front and back swing.

Example 4:

as shown in fig. 4, in this embodiment, on the basis of embodiment 3, preferably, a plurality of clamping blocks 801 are uniformly distributed along the circumferential direction of the connecting pipe 7, and the clamping blocks 801 may be made of rubber. The contact area of the clamp blocks 801 and the straight ruler 6 is increased, and the fixing effect of the clamp blocks 801 on the straight ruler 6 is further improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A scale for measuring a construction level comprises a concave block (1) with an upward opening, and is characterized in that a connecting block (2) capable of swinging left and right is arranged in the concave block (1), a rotating shaft (3) is arranged on the connecting block (2), the rotating shaft (3) is fixedly connected with the concave block (1), the upper end of the connecting block (2) is higher than the concave block (1), an adjusting and fixing mechanism (4) is arranged in the concave block (1) to conveniently adjust and fix the connecting block (2), a longitudinal placing groove (5) is arranged at the upper end of the connecting block (2), a ruler (6) capable of swinging front and back is arranged in the placing groove (5), the upper end of the ruler (6) extends out of the placing groove (5), a connecting pipe (7) is arranged at the lower end of the ruler (6), the connecting pipe (7) is rotatably connected with the connecting block (2), a limiting device is arranged on the side, the front end of the ruler (6) is provided with a front pointer (9) capable of swinging left and right, the front end of the ruler (6) is provided with a front scale (10) corresponding to the front pointer (9), the right end of the ruler (6) is provided with a right pointer (11) capable of swinging front and back, and the right end of the ruler (6) is provided with a right scale (12) corresponding to the right pointer (11).

2. The staff gauge of the measurement construction level according to claim 1, wherein the side wall of the concave block (1) is provided with an accommodating groove (13), the adjusting and fixing mechanism (4) comprises a worm wheel (401) and a worm (402), the worm wheel (401) and the worm (402) are positioned in the accommodating groove (13), the worm wheel (401) is meshed with the worm (402), the worm wheel (401) is coaxial with the rotating shaft (3), and the end part of the rotating shaft (3) is fixed with the worm wheel (401).

3. The staff of a kind of survey construction level of claim 2, characterized by, the one end of the said worm (402) runs through the concave block (1), the end of the worm (402) that stretches out of the concave block (1) is equipped with the knob (14).

4. The ruler of the measuring construction level according to claim 1, wherein a containing groove (15) is formed in the side wall of the connecting block (2), the limiting mechanism (8) comprises a clamping block (801), a push plate (802), a spring (803) and a push rod (804), the push plate (802) is located in the containing groove (15), one end of the spring (803) is fixed to the side wall of the containing groove (15), the other end of the spring (803) is fixed to the push plate (802), one end of the clamping block (801) is fixed to the push plate (802), the other end of the clamping block penetrates through the side wall of the containing groove (5) and can be in contact with the ruler (6), one end of the push rod (804) is fixed to the push plate (802), and the other end of the push rod (804) penetrates through the connecting block (2.

5. The staff gauge of the measuring construction level according to claim 4, wherein the clamping blocks (801) are provided in a plurality and are uniformly distributed along the circumferential direction of the connecting pipe (7), and the clamping blocks (801) can be made of rubber.