CN215524462U

CN215524462U - Special ruler for measuring building opening

Info

Publication number: CN215524462U
Application number: CN202121257776.3U
Authority: CN
Inventors: 何殿领
Original assignee: Tianjin Jinsheng Human Resources Co ltd
Current assignee: Tianjin Jinsheng Human Resources Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-01-14
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a special ruler for measuring a building opening, which adopts the technical scheme that: including fixed telescopic link and activity telescopic link, fixed telescopic link and activity telescopic link parallel distribution, fixed telescopic link top and bottom difference fixedly connected with first branch and second branch, activity telescopic link top and bottom difference fixedly connected with third branch and fourth branch, the beneficial effect that a building entrance to a cave measured special chi is: through setting up fixed telescopic link and activity telescopic link, handheld handle will fix telescopic link and activity telescopic link and insert in the entrance to a cave, rethread operation second gear drives activity telescopic link and removes, until first branch and third branch contact entrance to a cave inner wall, observe the position of stop collar frame on the measuring tape this moment and can survey the entrance to a cave internal diameter, be favorable to measuring the data of each position of entrance to a cave, it is more accurate, through setting up the handle, handheld handle utilizes the thumb to stir the second gear and rotates, and convenient operation is simple.

Description

Special ruler for measuring building opening

Technical Field

The utility model relates to the technical field of building measurement, in particular to a special ruler for measuring a building opening.

Background

With the increasing construction level and housing demand of people, various buildings are in endless, in the process of construction of various buildings, various links such as drawing design and field exploration need to be performed, various measuring instruments are needed to assist in various aspects such as orientation, distance measurement, angle measurement, height measurement, mapping and photogrammetry to improve the construction quality of the buildings, holes need to be formed in some buildings to install pipelines, the pipeline installation needs to measure the inner diameter of the holes, and a common measuring tool is a tape measure or a vernier caliper.

The prior art has the following defects: at present, when a building opening is measured through a measuring tape or a vernier caliper, only the inner diameter of the outer edge of the opening can be measured, and the diameters of all the positions inside the building opening are different from the diameter of the outer edge of the opening due to processing factors of part of the opening, so that the measuring result is not accurate enough, and the subsequent installation work is influenced.

Therefore, it is necessary to design a special ruler for measuring the building opening to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a special ruler for measuring a building opening, which is characterized in that a movable telescopic rod and a fixed telescopic rod are arranged to extend into the opening, a second gear on an operation handle can drive the movable telescopic rod to move, and the position of a limiting sleeve frame is observed through a measuring ruler, so that the problems that only the inner diameter at the outer edge of the opening can be measured when the building opening is measured through a measuring tape or a vernier caliper at present, and the diameter of each position inside the opening is different from the diameter at the outer edge of the opening due to processing factors, so that the measuring result is not accurate enough, and the subsequent installation work is influenced are solved.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a special chi is measured at building entrance to a cave, includes fixed telescopic link and activity telescopic link, fixed telescopic link and activity telescopic link parallel distribution, fixed telescopic link top and bottom are the first branch of fixedly connected with and second branch respectively, activity telescopic link top and bottom are fixedly connected with third branch and fourth branch respectively, fourth branch tip fixedly connected with stop collar frame, fixed telescopic link is kept away from activity telescopic link one side and is equipped with first base plate, first base plate side fixedly connected with deflector and measuring tape, the deflector is kept away from first base plate one side edge and is run through fixed telescopic link and activity telescopic link in proper order, deflector and fixed telescopic link fixed connection, deflector and activity telescopic link swing joint, the deflector is kept away from first base plate one side edge fixedly connected with second base plate.

Preferably, one end, far away from the first substrate, of the measuring scale penetrates through the limiting sleeve frame, and first scale marks are arranged on the measuring scale.

Preferably, a through hole is formed in the fixed telescopic rod, a threaded hole is formed in the movable telescopic rod, a screw rod is arranged between the first substrate and the second substrate, one end of the screw rod penetrates through the threaded hole and is in threaded connection with the threaded hole, the other end of the screw rod penetrates through the through hole and is in clearance fit with the inner wall of the through hole, two ends of the screw rod are respectively in movable connection with the first substrate and the second substrate, and one end of the screw rod is close to a first gear fixedly connected with one end of the first substrate.

Preferably, the side surface of the first substrate is provided with a handle, the handle is fixedly connected with the first substrate, two base frames which are symmetrically distributed are arranged at the top of the handle, the two base frames are fixedly connected with the handle, a short shaft is arranged between the two base frames, two ends of the short shaft are respectively movably connected with the two base frames, a second gear is fixedly connected to the short shaft, and the second gear is meshed with the first gear.

Preferably, the first support bar and the second support bar have the same length, and the third support bar and the fourth support bar have the same length.

Preferably, the fixed telescopic rod is provided with a first adjusting knob, and the movable telescopic rod is provided with a second adjusting knob.

Preferably, the fixed telescopic rod and the second telescopic rod are both provided with second scale marks.

Preferably, the inner side of the handle is fixedly provided with a non-slip pad, and the non-slip pad is made of rubber materials.

The utility model has the beneficial effects that: according to the utility model, the fixed telescopic rod and the movable telescopic rod are arranged, the fixed telescopic rod and the movable telescopic rod are inserted into the opening by the handle, then the movable telescopic rod is driven to move by operating the second gear until the first supporting rod and the third supporting rod contact the inner wall of the opening, the inner diameter of the opening can be measured by observing the position of the limiting sleeve frame on the measuring scale, the data of each position of the opening can be measured, the accuracy is higher, the handle is held by the handle and the second gear can be stirred by a thumb to rotate, and the operation is convenient and simple.

Drawings

FIG. 1 is a schematic view of the overall structure provided by the present invention;

FIG. 2 is an enlarged structural view of part A of FIG. 1 according to the present invention;

FIG. 3 is a side view of a first substrate provided by the present invention;

fig. 4 is a schematic structural view of the movable telescopic rod provided by the utility model.

In the figure: the adjustable anti-skid device comprises a fixed telescopic rod 1, a movable telescopic rod 2, a first supporting rod 3, a second supporting rod 4, a third supporting rod 5, a fourth supporting rod 6, a limiting sleeve frame 7, a first base plate 8, a guide plate 9, a measuring scale 10, a second base plate 11, a through hole 12, a threaded hole 13, a screw rod 14, a first gear 15, a handle 16, a base frame 17, a short shaft 18, a second gear 19, a first adjusting knob 20, a second adjusting knob 21 and a non-slip mat 22.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to the attached drawings 1-4, the special ruler for measuring the building entrance to a cave provided by the utility model comprises a fixed telescopic rod 1 and a movable telescopic rod 2, wherein the fixed telescopic rod 1 and the movable telescopic rod 2 are distributed in parallel, the top end and the bottom end of the fixed telescopic rod 1 are respectively and fixedly connected with a first supporting rod 3 and a second supporting rod 4, the top end and the bottom end of the movable telescopic rod 2 are respectively and fixedly connected with a third supporting rod 5 and a fourth supporting rod 6, the end part of the fourth supporting rod 6 is fixedly connected with a limiting sleeve frame 7, one side of the fixed telescopic rod 1, far away from the movable telescopic rod 2, is provided with a first base plate 8, the side of the first base plate 8 is fixedly connected with a guide plate 9 and a measuring ruler 10, the edge of one side of the guide plate 9, far away from the first base plate 8, sequentially penetrates through the fixed telescopic rod 1 and the movable telescopic rod 2, the guide plate 9 is fixedly connected with the fixed telescopic rod 1, and the guide plate 9 is movably connected with the movable telescopic rod 2, the edge of one side of the guide plate 9 far away from the first substrate 8 is fixedly connected with a second substrate 11.

Furthermore, one end, far away from the first substrate 8, of the measuring scale 10 penetrates through the limiting sleeve frame 7, a first scale mark is arranged on the measuring scale 10, the limiting sleeve frame 7 moves along the measuring scale 10 during actual operation, and measurement data can be read by observing the overlapping position of the edge of the limiting sleeve frame 7.

Further, a through hole 12 is formed in the fixed telescopic rod 1, a threaded hole 13 is formed in the movable telescopic rod 2, a screw 14 is arranged between the first substrate 8 and the second substrate 11, one end of the screw 14 penetrates through the threaded hole 13 and is in threaded connection with the threaded hole 13, the other end of the screw 14 penetrates through the through hole 12 and is in clearance fit with the inner wall of the through hole 12, two ends of the screw 14 are respectively in movable connection with the first substrate 8 and the second substrate 11, and one end of the screw 14 is close to one end of the first substrate 8 and is fixedly connected with a first gear 15.

Further, a handle 16 is arranged on the side surface of the first substrate 8, the handle 16 is fixedly connected with the first substrate 8, two base frames 17 which are symmetrically distributed are arranged on the top of the handle 16, the two base frames 17 are fixedly connected with the handle 16, a short shaft 18 is arranged between the two base frames 17, two ends of the short shaft 18 are movably connected with the two base frames 17 respectively, a second gear 19 is fixedly connected onto the short shaft 18, the second gear 19 is meshed with the first gear 15, and the second gear 19 can be shifted by a thumb by arranging the second gear 19 on the handle 16, so that the movable telescopic rod 2 can be controlled to move, and the operation is simple and convenient.

Further, the first support rod 3 is the same as the second support rod 4 in length, the third support rod 5 is the same as the fourth support rod 6 in length, and due to the fact that the fixed telescopic rod 1 and the movable telescopic rod 2 are distributed in parallel, when the first support rod 3 and the second support rod 4 are in contact with the inner wall of the hole, the distance between the third support rod 5 and the fourth support rod 6 is the inner diameter of the hole.

Further, a first adjusting knob 20 is arranged on the fixed telescopic rod 1, and a second adjusting knob 21 is arranged on the movable telescopic rod 2.

Further, the fixed telescopic rod 1 and the second telescopic rod are both provided with second scale marks.

Further, a non-slip mat 22 is fixedly arranged on the inner side of the handle 16, and the non-slip mat 22 is made of rubber.

The using process of the utility model is as follows: when the utility model is used, firstly, the measuring position in the cave is determined, then the lengths of the fixed telescopic rod 1 and the movable telescopic rod 2 are adjusted according to the measuring position, the first adjusting knob 20 and the second adjusting knob 21 are screwed during adjustment, the second scale mark is observed to ensure that the lengths of the fixed telescopic rod 1 and the movable telescopic rod 2 are consistent, then the handle 16 is held by hand, the fixed telescopic rod 1 and the movable telescopic rod 2 are inserted into the cave, then the first supporting rod 3 at the end part of the fixed telescopic rod 1 is controlled by the handle 16 to contact the inner wall of the cave, the second gear 19 is shifted by a big thumb, the first gear 15 can be driven by the rotation of the second gear 19 to rotate, and further the screw 14 is driven to rotate, the movable telescopic rod 2 can be driven to move along the guide plate 9 when the screw 14 rotates, and further the third supporting rod 5, the fourth supporting rod 6 and the limit sleeve frame 7 are driven to move, when the third supporting rod 5 contacts the inner wall of the cave, the operation is stopped, and observing the position of the limiting sleeve frame 7 on the measuring tape 10, reading out data, sequentially measuring each position in the hole by the same method, and finally obtaining accurate hole inner diameter data.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.

Claims

1. The utility model provides a special chi is measured at building entrance to a cave, includes fixed telescopic link (1) and activity telescopic link (2), its characterized in that: the telescopic rod comprises a fixed telescopic rod (1) and a movable telescopic rod (2) which are distributed in parallel, wherein the top end and the bottom end of the fixed telescopic rod (1) are respectively and fixedly connected with a first supporting rod (3) and a second supporting rod (4), the top end and the bottom end of the movable telescopic rod (2) are respectively and fixedly connected with a third supporting rod (5) and a fourth supporting rod (6), the end part of the fourth supporting rod (6) is fixedly connected with a limiting sleeve frame (7), one side of the fixed telescopic rod (1), far away from the movable telescopic rod (2), is provided with a first substrate (8), the side surface of the first substrate (8) is fixedly connected with a guide plate (9) and a measuring scale (10), the edge of one side of the guide plate (9), far away from the first substrate (8), sequentially penetrates through the fixed telescopic rod (1) and the movable telescopic rod (2), the guide plate (9) is fixedly connected with the fixed telescopic rod (1), and the guide plate (9) is movably connected with the movable telescopic rod (2), the edge of one side of the guide plate (9) far away from the first base plate (8) is fixedly connected with a second base plate (11).

2. The special ruler for measuring the building opening according to claim 1, characterized in that: one end, far away from the first substrate (8), of the measuring scale (10) penetrates through the limiting sleeve frame (7), and first scale marks are arranged on the measuring scale (10).

3. The special ruler for measuring the building opening according to claim 1, characterized in that: the utility model discloses a telescopic handle, including fixed telescopic link (1), seted up through-hole (12) on the fixed telescopic link (1), set up threaded hole (13) on activity telescopic link (2), be provided with screw rod (14) between first base plate (8) and second base plate (11), screw rod (14) one end run through threaded hole (13) and with threaded hole (13) threaded connection, screw rod (14) other end run through-hole (12) and with through-hole (12) inner wall clearance fit, screw rod (14) both ends respectively with first base plate (8) and second base plate (11) swing joint, screw rod (14) one end is close to first base plate (8) one end fixedly connected with first gear (15).

4. The special ruler for measuring the building opening according to claim 3, wherein: first base plate (8) side is provided with handle (16), handle (16) and first base plate (8) fixed connection, handle (16) top is provided with bed frame (17) of two symmetric distributions, two bed frame (17) all with handle (16) fixed connection, two be equipped with minor axis (18) between bed frame (17), minor axis (18) both ends respectively with two bed frame (17) swing joint, fixedly connected with second gear (19) on minor axis (18), second gear (19) and first gear (15) meshing.

5. The special ruler for measuring the building opening according to claim 1, characterized in that: the length of the first supporting rod (3) is the same as that of the second supporting rod (4), and the length of the third supporting rod (5) is the same as that of the fourth supporting rod (6).

6. The special ruler for measuring the building opening according to claim 1, characterized in that: the fixed telescopic rod (1) is provided with a first adjusting knob (20), and the movable telescopic rod (2) is provided with a second adjusting knob (21).

7. The special ruler for measuring the building opening according to claim 1, characterized in that: and the fixed telescopic rod (1) and the second telescopic rod are both provided with second scale marks.

8. The special ruler for measuring the building opening according to claim 4, wherein: the inner side of the handle (16) is fixedly provided with a non-slip mat (22), and the non-slip mat (22) is made of rubber materials.