阅读说明：本技术 一种建筑工程造价专用测量尺 (Special dipperstick of building engineering cost ) 是由 朱娇娥 于 2020-12-23 设计创作，主要内容包括：本发明提出了一种建筑工程造价专用测量尺,涉及建筑工程技术领域。一种建筑工程造价专用测量尺,包括第一尺板和第二尺板,上述第一尺板和上述第二尺板滑动连接,上述第一尺板和上述第二尺板沿长度方向均设有刻度尺；上述第一尺板转动设有齿轮,上述第二尺板沿长度方向设有与上述齿轮配合的第一齿条,上述齿轮与上述第一齿条啮合。采用本发明,便于精确调整两个尺板的相对位置距离,滑动误差小,提高测量精确度。(The invention provides a special measuring scale for construction cost of construction engineering, and relates to the technical field of construction engineering. A special measuring scale for construction cost comprises a first scale plate and a second scale plate, wherein the first scale plate is connected with the second scale plate in a sliding manner, and the first scale plate and the second scale plate are provided with graduated scales along the length direction; the first ruler plate is rotatably provided with a gear, the second ruler plate is provided with a first rack matched with the gear along the length direction, and the gear is meshed with the first rack. The invention is convenient for accurately adjusting the relative position distance of the two ruler plates, has small sliding error and improves the measurement accuracy.)

1. The utility model provides a special dipperstick of building engineering cost which characterized in that: the measuring tool comprises a first measuring plate and a second measuring plate, wherein the first measuring plate is connected with the second measuring plate in a sliding manner, and graduated scales are arranged on the first measuring plate and the second measuring plate along the length direction; the first ruler plate is provided with a gear in a rotating mode, the second ruler plate is provided with a first rack matched with the gear in the length direction, and the gear is meshed with the first rack.

2. The special measuring scale of construction cost of claim 1, characterized in that: the first ruler plate is provided with a sliding groove along the length direction, one end of the second ruler plate is arranged in the sliding groove in a sliding mode, and the other end of the second ruler plate is arranged outside the sliding groove; the side wall of the first ruler plate is provided with a mounting hole communicated with the sliding groove, and the gear is arranged in the mounting hole and is rotationally connected with the first ruler plate.

3. The special measuring scale of construction cost of claim 2, characterized in that: the gear is fixed on the side wall of the gear, the gear is arranged on the side wall of the gear in a coaxial mode, and rotating shafts are arranged on the side wall of the shifting roller, far away from the gear, and the side wall of the gear, far away from the shifting roller; the poking roller and the gear are arranged in the mounting hole, and the rotating shaft is rotatably arranged on the first ruler plate.

4. The special measuring scale of construction cost of claim 3, characterized in that: the outer diameter of the stirring roller is larger than that of the gear.

5. The special measuring scale of construction cost of claim 2, characterized in that: the first ruler plate is movably provided with a locking assembly used for locking the first ruler plate and the second ruler plate mutually.

6. The special measuring scale of construction cost of claim 5, characterized in that: the locking assembly comprises a locking block, and a second rack matched with the first rack is arranged on one side wall of the locking block; the lateral wall of the first ruler plate is provided with a sliding hole communicated with the sliding groove, one end of the locking block is slidably arranged in the sliding hole, and the other end of the locking block is arranged outside the sliding hole.

7. The special measuring scale of construction cost of claim 6, characterized in that: and a stop block is arranged at one end, far away from the sliding hole, of the locking block, the stop block is arranged outside the sliding hole, and the outer diameter of the stop block is larger than the diameter of the sliding hole.

8. The special measuring scale of construction cost of claim 7, wherein: the lateral wall of locking piece is equipped with the cushion, the cushion with the lateral wall butt of slide opening.

9. The special measuring scale of construction cost of claim 2, characterized in that: the first ruler plate is provided with a limiting groove communicated with the sliding groove along the length direction, the second ruler plate is provided with a limiting block matched with the limiting groove, and the limiting block is arranged in the limiting groove in a sliding manner; the sliding groove is opened towards one side of the bottom of the first ruler plate, and the bottom of the second ruler plate is flush with the bottom of the first ruler plate.

10. The special measuring scale of construction cost of claim 2, characterized in that: the first ruler plate is provided with a strip-shaped hole communicated with the sliding groove along the length direction, one end, far away from the sliding groove, of the second ruler plate is provided with a second pointing block, the other end of the second ruler plate is provided with a first pointing block, and one end of the first pointing block penetrates through the strip-shaped hole and is arranged at the top of the first ruler plate.

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a special measuring scale for construction cost of constructional engineering.

Background

With the continuous development of socioeconomic in China, the living standard of people is also rapidly improved, meanwhile, the rapid development of the construction industry is also driven, the budget of the construction project cannot be kept away from the construction project cost, and when the budget is calculated, a special measuring ruler can be often used for measurement.

The construction project cost is that the cost spent on certain project construction is budgeted, a construction drawing is generally adopted for project cost budget, a special measuring ruler is often used for measurement during budget, the conventional special measuring ruler for construction project cost is a telescopic arrangement of two ruler plates, when a longer distance is measured, the two ruler plates need to be slid, so that the two ruler plates are extended, but the operation needs to manually pull one of the ruler plates to slide, so that the sliding error is larger, and the ruler plates are not easy to slide to an accurate position. Therefore, when a measurer reads data, reading errors are easy to occur, the distance between two points cannot be accurately determined, the budget is inaccurate, and inconvenience is brought to the construction engineering.

Disclosure of Invention

The invention aims to provide a special measuring scale for construction cost, which is convenient for accurately adjusting the relative position distance of two scale plates, has small sliding error and improves the measuring accuracy.

The embodiment of the invention is realized by the following steps:

the embodiment of the application provides a special measuring scale for construction cost, which comprises a first scale plate and a second scale plate, wherein the first scale plate is connected with the second scale plate in a sliding manner, and the first scale plate and the second scale plate are provided with graduated scales along the length direction; the first ruler plate is rotatably provided with a gear, the second ruler plate is provided with a first rack matched with the gear along the length direction, and the gear is meshed with the first rack.

Further, in some embodiments of the present invention, the first ruler plate is provided with a sliding slot along a length direction, one end of the second ruler plate is slidably provided on the sliding slot, and the other end of the second ruler plate is provided outside the sliding slot; the side wall of the first ruler plate is provided with a mounting hole communicated with the sliding groove, and the gear is arranged in the mounting hole and is rotationally connected with the first ruler plate.

Further, in some embodiments of the present invention, the gear further includes a poking roller, the poking roller is fixed to a side wall of the gear and is coaxial with the gear, and a side wall of the poking roller away from the gear and a side wall of the gear away from the poking roller are both provided with a rotating shaft; the poking roller and the gear are arranged in the mounting hole, and the rotating shaft is rotatably arranged on the first ruler plate.

Further, in some embodiments of the present invention, an outer diameter of the dial roller is larger than an outer diameter of the gear.

Further, in some embodiments of the present invention, the first blade is movably provided with a locking component for locking the first blade and the second blade with each other.

Further, in some embodiments of the present invention, the locking assembly includes a locking block, and a side wall of the locking block is provided with a second rack engaged with the first rack; the side wall of the first ruler plate is provided with a sliding hole communicated with the sliding groove, one end of the locking block is slidably arranged in the sliding hole, and the other end of the locking block is arranged outside the sliding hole.

Further, in some embodiments of the present invention, a stopper is disposed at an end of the locking block away from the sliding hole, the stopper is disposed outside the sliding hole, and an outer diameter of the stopper is larger than a diameter of the sliding hole.

Further, in some embodiments of the present invention, an elastic pad is disposed on an outer side wall of the locking block, and the elastic pad abuts against a side wall of the sliding hole.

Further, in some embodiments of the present invention, the first ruler plate is provided with a limiting groove communicated with the sliding groove along a length direction, the second ruler plate is provided with a limiting block matched with the limiting groove, and the limiting block is slidably disposed in the limiting groove; the sliding groove is opened towards one side of the bottom of the first ruler plate, and the bottom of the second ruler plate is flush with the bottom of the first ruler plate.

Further, in some embodiments of the present invention, the first ruler plate is provided with a strip-shaped hole along a length direction thereof, the second ruler plate is provided with a second direction block at an end thereof away from the chute, the second ruler plate is provided with a first direction block at another end thereof, and one end of the first direction block passes through the strip-shaped hole and is disposed on a top of the first ruler plate.

Compared with the prior art, the embodiment of the invention at least has the following advantages or beneficial effects:

the embodiment of the invention provides a special measuring scale for construction cost of building engineering, which comprises a first scale plate and a second scale plate, wherein the first scale plate is connected with the second scale plate in a sliding manner; the first ruler plate is rotatably provided with a gear, the second ruler plate is provided with a first rack matched with the gear along the length direction, and the gear is meshed with the first rack.

During the in-service use, survey crew can rotate the gear with the hand, through gear and first rack toothing, and then drive first rack and remove along the gear, and then make the second chi board remove along first chi board, so adjust the relative position of first chi board and second chi board through the rotation of gear, and is more accurate, and sliding error is little, improves measurement accuracy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a top view of a measurement scale provided by an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a measurement scale provided by an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of the positions of a gear and a toggle roller according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a position of a locking block according to an embodiment of the present invention.

Icon: 1-a first ruler plate; 2-a second ruler plate; 3-a gear; 4-a first rack; 5-a chute; 6-stirring roller; 7-a rotating shaft; 8-a locking block; 9-a second rack; 10-a slide hole; 11-a stop block; 12-an elastic pad; 13-a limiting groove; 14-a limiting block; 15-a first pointing block; 16-a second direction block; 17-a strip-shaped hole; 18-a click rod; 19-laser aperture.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention 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 figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "vertical", "horizontal", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of describing the present invention and simplifying the description, but the indication or suggestion that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or vertical, but may be slightly inclined. Such as "horizontal" simply means that its orientation is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1-4, fig. 1 is a top view of a measuring ruler according to an embodiment of the present invention; FIG. 2 is a cross-sectional view of a measuring tape provided in accordance with an embodiment of the present invention; fig. 3 is a schematic structural diagram illustrating positions of the gear 3 and the dial roller 6 according to an embodiment of the present invention; fig. 4 is a schematic structural diagram illustrating a position of the locking block 8 according to an embodiment of the present invention.

The embodiment provides a special measuring scale for construction cost, which comprises a first scale plate 1 and a second scale plate 2, wherein the first scale plate 1 is connected with the second scale plate 2 in a sliding manner, and the first scale plate 1 and the second scale plate 2 are provided with graduated scales along the length direction; the first blade 1 is rotatably provided with a gear 3, the second blade 2 is provided with a first rack 4 engaged with the gear 3 in a longitudinal direction, and the gear 3 is engaged with the first rack 4.

During the in-service use, survey crew can rotate gear 3 with the hand, through gear 3 and the meshing of first rack 4, and then drive first rack 4 and remove along gear 3, and then make second chi board 2 remove along first chi board 1, so adjust the relative position of first chi board 1 and second chi board 2 through the rotation of gear 3, and more accurate, sliding error is little, improves measurement accuracy.

Alternatively, the scale of the present embodiment may be drawn using a fluorescent material, so that it is convenient for a measurer to observe data of the scale when the light is dim. This embodiment can set up the laser lamp in first chi board 1, sets up laser hole 19 at the lateral wall of first chi board 1, and the laser of the laser lamp of so being convenient for jets out from laser hole 19, so when measuring, is convenient for make the dipperstick align the position that needs the measurement through laser, for example when level measurement or vertical measurement, is convenient for pass through laser positioning.

Alternatively, the present embodiment may provide the snapping levers 18 on the first blade 1 and the second blade 2, so that the distance between the two positions can also be measured by snapping the two positions between the two snapping levers 18.

As shown in fig. 1 to 4, in some embodiments of the present invention, the first blade 1 is provided with a sliding slot 5 along a length direction, one end of the second blade 2 is slidably provided in the sliding slot 5, and the other end of the second blade 2 is provided outside the sliding slot 5; the side wall of the first ruler plate 1 is provided with a mounting hole communicated with the chute 5, and the gear 3 is arranged in the mounting hole and is rotatably connected with the first ruler plate 1.

The invention is provided with a sliding chute 5 along the length direction through a first ruler plate 1, one end of a second ruler plate 2 is arranged on the sliding chute 5 in a sliding way, and the other end of the second ruler plate 2 is arranged outside the sliding chute 5; this facilitates sliding the second blade 2 along the slideway 5 and hence adjustment of the relative position between the first blade 1 and the second blade 2. According to the invention, the side wall of the first ruler plate 1 is provided with the mounting hole communicated with the sliding groove 5, and the gear 3 is arranged in the mounting hole and is rotatably connected with the first ruler plate 1, so that a measurer can rotate the gear 3 to enable the second ruler plate 2 to slide along the first ruler plate 1. Optionally, the mounting hole of the present embodiment is provided on the upper side wall of the first ruler plate 1.

As shown in fig. 1-4, in some embodiments of the present invention, the gear further includes a dial roller 6, the dial roller 6 is fixed to a side wall of the gear 3 and is disposed coaxially with the gear 3, and a side wall of the dial roller 6 away from the gear 3 and a side wall of the gear 3 away from the dial roller 6 are both provided with a rotating shaft 7; the poking roller 6 and the gear 3 are both arranged in the mounting hole, and the rotating shaft 7 is rotatably arranged on the first ruler plate 1.

The gear 3 is provided with a plurality of tooth grooves outside, so that a measurer cannot conveniently rotate the gear 3, the poking roller 6 is arranged on one side wall of the gear 3 and is coaxially arranged with the gear 3, the poking roller 6 and the gear 3 are both arranged in the mounting hole, so that the measurer can press the poking roller 6 with fingers when adjusting the relative position between the first ruler plate 1 and the second ruler plate 2, then rotate the poking roller 6, drive the gear 3 to rotate by the poking roller 6, and improve the comfort degree of the measurer when adjusting the relative position between the first ruler plate 1 and the second ruler plate 2. Optionally, the lateral wall of the poking roller 6 of this embodiment is provided with a lot of little recesses, so can increase the friction between the lateral wall of the poking roller 6 and the measuring staff finger, the measuring staff of being convenient for rotates the poking roller 6 with the finger.

According to the invention, the rotating shaft 7 is arranged on one side wall of the poking roller 6 far away from the gear 3 and one side wall of the gear 3 far away from the poking roller 6, and the rotating shaft 7 is rotatably arranged on the first ruler plate 1. This facilitates rotation via the gear wheel 3 and the toggle roller 6 via the spindle 7.

As shown in fig. 1 to 4, in some embodiments of the present invention, the outer diameter of the dial roller 6 is larger than the outer diameter of the gear 3.

According to the invention, the outer diameter of the poking roller 6 is larger than that of the gear 3, so that when a measurer presses the poking roller 6 with a hand each time when the measurer adjusts the relative position between the first ruler plate 1 and the second ruler plate 2, the fingers of the measurer cannot touch the tooth grooves of the gear 3, and the comfort degree of the measurer when the measurer adjusts the relative position between the first ruler plate 1 and the second ruler plate 2 is further improved.

In some embodiments of the present invention, as shown in fig. 1-4, the first blade 1 is movably provided with a locking assembly for locking the first blade 1 and the second blade 2 to each other.

According to the invention, the first ruler plate 1 is movably provided with the locking component for locking the first ruler plate 1 and the second ruler plate 2 with each other, so that after the relative position between the first ruler plate 1 and the second ruler plate 2 is adjusted, the first ruler plate 1 and the second ruler plate 2 can be locked with each other through the locking component, and the first ruler plate 1 and the second ruler plate 2 are prevented from sliding with each other to influence the measurement precision in the reading or measurement process.

As shown in fig. 1 to 4, in some embodiments of the present invention, the locking assembly includes a locking block 8, and a side wall of the locking block 8 is provided with a second rack 9 engaged with the first rack 4; a slide hole 10 communicating with the slide groove 5 is provided in a side wall of the first blade 1, one end of the lock block 8 is slidably provided in the slide hole 10, and the other end of the lock block 8 is provided outside the slide hole 10.

According to the invention, the locking block 8 is arranged, and a second rack 9 matched with the first rack 4 is arranged on one side wall of the locking block 8; the side wall of the first ruler plate 1 is provided with a sliding hole 10 communicated with the sliding groove 5, one end of the locking block 8 is slidably arranged in the sliding hole 10, the other end of the locking block 8 is arranged outside the sliding hole 10, therefore, when locking is needed, the locking block 8 slides along the sliding hole 10, the second rack 9 of the locking block 8 moves to the position of the first rack 4, the second rack 9 and the first rack 4 are meshed with each other, at the moment, the first rack 4 cannot move continuously, and at the moment, the first ruler plate 1 and the second ruler plate 2 are locked with each other and cannot move mutually.

When the relative position between the first ruler plate 1 and the second ruler plate 2 needs to be adjusted, the locking block 8 slides in the direction opposite to the previous direction, the second rack 9 of the locking block 8 is separated from the first rack 4, and at the moment, the first rack 4 loses the limit of the second rack 9 and can move. Alternatively, the locking block 8 of the present embodiment has a rectangular parallelepiped shape, and the second rack 9 is provided at the bottom of the locking block 8.

As shown in fig. 1 to 4, in some embodiments of the present invention, a stopper 11 is disposed at an end of the locking block 8 away from the sliding hole 10, the stopper 11 is disposed outside the sliding hole 10, and an outer diameter of the stopper 11 is larger than a diameter of the sliding hole 10.

According to the invention, the stop block 11 is arranged at one end of the locking block 8 far away from the sliding hole 10, and the stop block 11 is arranged outside the sliding hole 10, so that a measurer can move the locking block 8 by moving the stop block 11, and the adjustment of the measurer is facilitated. The invention sets the outer diameter of the block 11 larger than the diameter of the slide hole 10, so that the block 11 is blocked outside the slide hole 10, and the block 11 is prevented from moving into the slide hole 10.

As shown in fig. 1 to 4, in some embodiments of the present invention, an elastic pad 12 is disposed on an outer side wall of the locking block 8, and the elastic pad 12 abuts against a side wall of the slide hole 10.

According to the invention, the elastic pad 12 is arranged on the outer side wall of the locking block 8, the elastic pad 12 is abutted against the side wall of the sliding hole 10, so that the elastic pad 12 is abutted against the side wall of the first ruler plate 1 in the sliding hole 10, the friction force between the locking block 8 and the side wall of the first ruler plate 1 is increased, the locking block 8 is prevented from sliding out of the sliding hole 10 due to self gravity, and due to the friction force, after the locking block 8 slides along the sliding hole 10 to a certain position, the locking block 8 can be stopped at the position under the action of the friction force, the locking block 8 is prevented from moving, and the stability of the locking block 8 is increased. Alternatively, the elastic pad 12 of the present embodiment may adopt a rubber pad, a silicone pad, or the like.

As shown in fig. 1-4, in some embodiments of the present invention, the first blade 1 is provided with a limiting groove 13 along a length direction thereof, the second blade 2 is provided with a limiting block 14 engaged with the limiting groove 13, and the limiting block 14 is slidably disposed in the limiting groove 13; the slide groove 5 is opened toward the bottom of the first blade 1, and the bottom of the second blade 2 is flush with the bottom of the first blade 1.

According to the invention, the first ruler plate 1 is provided with the limiting groove 13 communicated with the sliding groove 5 along the length direction, the second ruler plate 2 is provided with the limiting block 14 matched with the limiting groove 13, and the limiting block 14 is arranged in the limiting groove 13 in a sliding manner, so that the sliding stability of the second ruler plate 2 is increased, and the second ruler plate 2 is prevented from falling from the position of the first ruler plate 1.

According to the invention, the sliding groove 5 is arranged to open towards one side of the bottom of the first ruler plate 1, and the bottom of the second ruler plate 2 is flush with the bottom of the first ruler plate 1, so that when measuring, after a measuring scale is placed on a drawing, the bottom of the second ruler plate 2 and the bottom of the first ruler plate 1 can be attached to the drawing, and the accuracy in measuring is improved.

As shown in fig. 1 to 4, in some embodiments of the present invention, the first blade 1 is provided with a strip-shaped hole 17 along a length direction thereof, the second blade 2 is provided with a second direction block 16 at an end thereof away from the chute 5, the second blade 2 is provided with a first direction block 15 at the other end thereof, and one end of the first direction block 15 passes through the strip-shaped hole 17 and is disposed on the top of the first blade 1.

According to the invention, the first ruler plate 1 is provided with the strip-shaped hole 17 communicated with the sliding chute 5 along the length direction, one end of the second ruler plate 2, which is far away from the sliding chute 5, is provided with the second pointing block 16, the other end of the second ruler plate 2 is provided with the first pointing block 15, one end of the first pointing block 15 penetrates through the strip-shaped hole 17 and is arranged at the top of the first ruler plate 1, so that a measurer can observe data of the graduated scale conveniently through the pointing directions of the first pointing block 15 and the second pointing block 16, and the accuracy in measurement is further improved.

In summary, an embodiment of the present invention provides a measuring ruler special for construction cost, including a first ruler plate 1 and a second ruler plate 2, where the first ruler plate 1 and the second ruler plate 2 are connected in a sliding manner, and both the first ruler plate 1 and the second ruler plate 2 are provided with graduated scales along a length direction; the first blade 1 is rotatably provided with a gear 3, the second blade 2 is provided with a first rack 4 engaged with the gear 3 in a longitudinal direction, and the gear 3 is engaged with the first rack 4.

During the in-service use, survey crew can rotate gear 3 with the hand, through gear 3 and the meshing of first rack 4, and then drive first rack 4 and remove along gear 3, and then make second chi board 2 remove along first chi board 1, so adjust the relative position of first chi board 1 and second chi board 2 through the rotation of gear 3, and more accurate, sliding error is little, improves measurement accuracy.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.