CN215447634U

CN215447634U - Surveying and mapping ruler for construction cost engineering

Info

Publication number: CN215447634U
Application number: CN202122190373.8U
Authority: CN
Inventors: 桂京浩
Original assignee: Gui Jinghao
Current assignee: Gui Jinghao
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-01-07
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a surveying and mapping ruler for construction cost engineering, and relates to the field of measuring tools. A surveying and mapping ruler for construction cost engineering comprises a graduated steel ruler and a shell, wherein a gripping groove is uniformly processed on the periphery of the top of the shell, a rotating wheel is installed in the center of the shell, a front cavity is processed on the front side below the shell, a rubber block is installed on the lower surface of the front cavity through adhesion, a rear cavity is processed on the rear side below the shell, a test pencil is inserted in the outer side of the rear cavity, the graduated steel ruler is fixed in the center of the rotating wheel, the front end of the graduated steel ruler stretches out and draws back through the outer surface of the front cavity, the front end of the graduated steel ruler is connected with a front end iron sheet through a pin, a power box is fixed on the outer surface of a front end paster, a conductive copper wire is electrically connected to the inner side of the power box, an auxiliary clamp is fixed in the center of the outer side of the shell, a length scale is drilled below the outer side of the shell, the center of the outer side of the shell is connected with a locking buckle through clamping, the ruler is small in size and comprehensive in function, the operation is convenient.

Description

Surveying and mapping ruler for construction cost engineering

Technical Field

The utility model relates to the field of measuring tools, in particular to a surveying and mapping ruler for construction cost engineering.

Background

In the process of production engineering, a measuring tool needs to be used, and the accuracy and the convenience of use of the measuring tool influence the quality and the efficiency of the engineering. A measurement tool is a tool that measures a property. Including length, temperature, time, mass, force, current, voltage, resistance, sound, radio, refractive index, and average dispersion. Measuring tools that cannot indicate a magnitude are conventionally referred to as gauges; the measuring tool used by holding the energy indicating quantity value in the hand is called a measuring tool; seat-type and overhead-type measuring tools capable of indicating a measurement value are called measuring instruments.

According to "a mapping ruler that cost engineering was used" that chinese patent was granted No. CN211120898U, the device includes fixed frame, connecting plate, pull rod, recess, places box, loose axle, through-hole, inserted bar, first spring, handle, buckle, fixture block, second spring, limiting plate, tape measure, curb plate, fixed slot, screw rod, adjusting nut, fixed axle, walking wheel, landing leg and slipmat. Through taking out the pull rod, the pull rod is taken out from the connecting plate is inside, the walking wheel of fixed frame bottom rotates with ground contact and through the fixed axle, thereby make things convenient for the removal of fixed frame and tape measure, through rotating the inside adjusting nut of fixed slot, adjusting nut drives the screw rod and rotates, the screw rod moves along adjusting nut, the screw rod drives the landing leg and moves down, thereby the slipmat of landing leg bottom and ground contact jack-up with the walking wheel between two curb plates, thereby the landing leg that makes two curb plate bottoms supports fixed frame, make things convenient for the location of fixed frame, through placing the box, conveniently store measuring tool, but there is device complex operation, use complicated problem, equipment volume further increases simultaneously, be unfavorable for improving efficient requirement in the cost engineering.

Therefore, it is necessary to provide a surveying and mapping ruler for construction engineering to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a surveying and mapping ruler for construction cost engineering, and solves the technical problems of complex operation, large volume and inconvenient use of the traditional equipment.

In order to solve the technical problems, the surveying and mapping ruler for construction cost comprises a graduated steel ruler and a shell, wherein a gripping groove is uniformly processed on the periphery of the top of the shell, a rotating wheel is installed in the center of the shell, a front cavity is processed on the front side below the shell, a rubber block is installed on the lower surface of the front cavity through adhesion, a rear cavity is processed on the rear side below the shell, a test pencil is inserted outside the rear cavity, the graduated steel ruler is fixed in the center of the rotating wheel, the front end of the graduated steel ruler stretches out and draws back through the outer surface of the front cavity, the front end of the graduated steel ruler is connected with a front end iron sheet through a pin, a power box is fixed on the outer surface of a front end patch, a conductive copper wire is electrically connected to the inner side of the power box, an auxiliary clamp is fixed in the center of the outer side of the shell, the center of the auxiliary clamp is fixed on the shell through a mounting screw, and a length scale is drilled below the outer side of the shell, the locking buckle is connected to the center of the outer side of the shell through clamping, and the multifunctional locking buckle has the advantages of being small in size, comprehensive in function and convenient to operate.

Preferably, shell central authorities through connection have central pivot, the end that central pivot central authorities winding was fixed with the graduated steel chi for the main part winding of control with the survey and drawing chi is accomodate.

Preferably, the compression spring wire is inlayed in the swiveling wheel one side outside, compression spring wire synchronous connection is in electrically conductive copper wire and graduated steel chi for stretch out and retrieve with automatic of control survey and drawing chi.

Preferably, back chamber surface central authorities process has fixed earrings, test pencil has been placed through the chamfer structure to fixed earring upper surface for practice thrift the space, prevent to lose.

Preferably, the test pencil end is connected with the connection through punching and moulds the line, it moulds the line end connection in the top end of connecting the spring to connect the test pencil for prevent losing.

Preferably, a power connection wire is connected to one side of the outer surface of the power box and connected to the tail end of the lower portion of the connecting spring, and a display screen is mounted at the front end of the power box and used for transmitting electric power to the test pencil and reading out the measured length.

Preferably, the central part of the graduated steel ruler is uniformly processed with graduated holes, and angle graduated lines which are arranged in a staggered and reverse mode are drilled and engraved on one side of the graduated holes and used for measuring angles of the lead weight testing surveying and mapping ruler.

Preferably, a positioning hole is formed in the center of the inner side of the front end iron sheet, and a power box is welded at the tail end of the front end iron sheet and used for supplying power to the test pencil and fixing the test pencil on a part to be tested.

Preferably, the rear side of the locking buckle is bonded with a rubber pad, and the rubber pad is connected with the central rotating shaft and used for limiting automatic recovery of the surveying and mapping ruler.

Compared with the related technology, the construction cost engineering surveying and mapping ruler provided by the utility model has the following beneficial effects:

1. the utility model provides a surveying and mapping ruler for construction cost engineering, wherein a locking buckle and a rubber block are arranged on the surveying and mapping ruler, when a worker needs to measure, the locking buckle is pulled out, and at the moment, a rubber pad is separated from a central rotating shaft, so that a rotating wheel can freely rotate, a graduated steel ruler and a conductive copper wire are driven to rotate and stretch, and the rubber pad can be used for increasing the friction force of the central rotating shaft by pressing down the locking buckle, so that the locking function is realized; the scale hole of scale steel chi central authorities processing can inlay in the block rubber outside, slows down the speed that the scale steel chi was retrieved through the friction when retrieving, has solved the great and inconvenient problem of operation of traditional equipment volume, and speed is too fast when having avoided the scale steel chi to retrieve simultaneously, leads to the personnel injured condition to take place.

2. The utility model provides a surveying and mapping ruler for construction cost engineering, which is characterized in that a power box and a test pencil are arranged on the surveying and mapping ruler, power is transmitted to the test pencil through a power connection wire, a connection spring and a connection plastic wire by utilizing the power box with a built-in power supply, the test pencil is used for measuring the voltage of a conductive copper wire and converting the voltage into a length reading number, the measured number is displayed on a display screen and can be used for assisting other workers to accurately read, a scale hole can be used for fixing a lead weight, an angle scale line at the edge can be used for checking the angle used in measurement, a positioning hole processed by a front iron sheet can be used for fixing the edge of a graduated steel ruler, and the problem of inconvenient reading and operation in measurement operation is solved.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a construction ruler according to the present invention;

FIG. 2 is a schematic view of an auxiliary clamp according to the present invention;

FIG. 3 is an enlarged structural view of the front end of the graduated steel ruler of the present invention;

FIG. 4 is a schematic cross-sectional view of the interior of the housing of the present invention;

reference numbers in the figures: 1. a housing; 101. a central rotating shaft; 2. a grip groove; 3. a front cavity; 4. a graduated steel scale; 401. a scale hole; 402. angle scale lines; 5. a length scale; 6. a rear cavity; 601. fixing the earrings; 7. a locking buckle; 701. a rubber pad; 8. an auxiliary clamp; 9. mounting screws; 10. a test pencil; 1001. connecting a plastic wire; 11. a connecting spring; 12. a power supply box; 1201. connecting a wire; 1202. a display screen; 13. a front end iron sheet; 1301. positioning holes; 14. a conductive copper wire; 15. a rotating wheel; 1501. compressing the spring wire; 16. a rubber block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the first embodiment, as shown in fig. 1-4, a surveying and mapping ruler for construction cost engineering comprises a graduated steel ruler 4 and a housing 1, wherein a gripping groove 2 is uniformly processed on the periphery of the top of the housing 1, a rotating wheel 15 is installed in the center of the housing 1, a front cavity 3 is processed on the front side below the housing 1, a rubber block 16 is installed on the lower surface of the front cavity 3 through adhesion, a rear cavity 6 is processed on the rear side below the housing 1, a test pencil 10 is inserted outside the rear cavity 6, the graduated steel ruler 4 is fixed in the center of the rotating wheel 15, the front end of the graduated steel ruler 4 extends and retracts through the outer surface of the front cavity 3, a front end iron sheet 13 is connected at the front end of the graduated steel ruler 4 through a pin, a power box 12 is fixed on the outer surface of a front end patch, a conductive copper wire 14 is electrically connected inside the power box 12, an auxiliary clamp 8 is fixed in the center outside of the housing 1, the center of the auxiliary clamp 8 is fixed on the housing 1 through a mounting screw 9, a length scale 5 is drilled below the outside of the housing 1, the central authorities in shell 1 outside are connected with locking button 7 through clamping, and shell 1 central authorities have central pivot 101 through connection, and central pivot 101 central authorities winding is fixed with the end of

scale steel chi

4, and 15 one sides outsides of swiveling wheel are inlayed and are had compression spring wire 1501, and compression spring wire 1501 synchronous connection is in electrically conductive copper wire 14 and scale steel chi 4.

In this embodiment, when a worker needs to perform measurement, the worker pulls out the locking buckle 7, and at this time, the rubber pad 701 is separated from the central rotating shaft 101, so that the rotating wheel 15 can rotate freely, the graduated steel ruler 4 and the conductive copper wire 14 are driven to rotate and stretch, and the rubber pad 701 can be used for increasing the friction force of the central rotating shaft 101 by pressing down the locking buckle 7, so that a locking function is realized; the scale hole 401 of 4 central authorities' processing of scale steel chi can inlay in the 16 outsides of rubber piece, slows down the speed that scale steel chi 4 retrieved through the friction when retrieving, has solved the great and inconvenient problem of operation of conventional equipment volume, and speed is too fast when having avoided scale steel chi 4 to retrieve simultaneously, leads to the personnel injured condition to take place.

In the second embodiment, on the basis of the first embodiment, a fixing ear ring 601 is processed in the center of the outer surface of the rear cavity 6, a test pencil 10 is placed on the upper surface of the fixing ear ring 601 through a chamfering structure, the tail end of the test pencil 10 is connected with a connecting plastic wire 1001 through a hole, the tail end of the connecting plastic wire 1001 is connected to the upper tail end of a connecting spring 11, a power wire 1201 is connected to one side of the outer surface of a power box 12, the power wire 1201 is connected to the lower tail end of the connecting spring 11, a display screen 1202 is installed at the front end of the power box 12, a scale hole 401 is uniformly processed in the center of a graduated steel ruler 4, angle scale lines 402 which are arranged in a staggered and reversed mode are drilled on one side of the scale hole 401, a positioning hole 1301 is processed in the center of the inner side of a front end iron sheet 13, the power box 12 is welded to the tail end of the front end iron sheet 13, a rubber pad 701 is bonded to the rear side of a locking buckle 7, and the rubber pad 701 is connected to the central rotating shaft 101.

In this embodiment, utilize power supply box 12 of built-in power supply, through the power connection line 1201, coupling spring 11 with connect mould line 1001 with power transmission to test pencil 10, test pencil 10 is through measuring the voltage of electrically conductive copper wire 14 and turning into length registration with it, the measurement number of degrees shows on display screen 1202, can supply with other staff and assist accurate reading, scale hole 401 can be used for fixed plumb bob, assist with the angle scale mark 402 at edge, the angle that uses when can examining the measurement, locating hole 1301 of front end iron sheet 13 processing can be used for fixing 4 edges of scale steel chi, reading and the inconvenient problem of operation when having solved measurement operation.

The working principle of the mapping ruler for the construction cost project provided by the utility model is as follows:

the first innovation point implementation step:

the first step is as follows: the equipment has the characteristics of safety and small volume, and workers can extend and retract the equipment by pulling out or inserting the locking buckle 7 through friction of the rubber pad 701 so as to realize the storage function;

the second step is that: when the graduated steel scale 4 extends out to a sufficient length, the locking buckle 7 is pressed in to be fixed, and the graduated steel scale 4 is pulled out to a proper length to enable the graduated hole 401 to be embedded with the rubber block 16, so that the locking effect is further improved, and the measurement accuracy is improved;

the third step: after the measurement is finished, the locking buckle 7 is pulled out, the graduated steel scale 4 is automatically recovered under the action of the compression spring wire 1501, the recovery speed is reduced through the friction of the rubber block 16 on the graduated steel scale 4, and the safety of workers is protected.

The implementation step of the second innovation point:

the first step is as follows: a power box 12 is connected outside a front end iron sheet 13 at the front end of the graduated steel ruler 4, supplies power for a conductive copper wire 14 and is finally connected to the test pencil 10;

the second step is that: the graduated steel ruler 4 is pulled out, meanwhile, the conductive copper wire 14 electrically connected to the power box 12 is also pulled out, the test pencil 10 is used for contacting a contact of a measured position, and the power box 12 processes a voltage signal and outputs the processed voltage signal as a length parameter;

the third step: for ease of viewing, a display screen 1202 is mounted on the exterior surface of the power supply box 12 for displaying the measured length reading.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a survey and drawing chi that cost engineering was used, includes graduated steel chi (4) and shell (1), its characterized in that: the improved multifunctional electric water heater is characterized in that a grabbing groove (2) is uniformly processed on the periphery of the top of the shell (1), a rotating wheel (15) is installed in the center of the shell (1), a front cavity (3) is processed on the front side below the shell (1), a rubber block (16) is installed on the lower surface of the front cavity (3) through adhesion, a rear cavity (6) is processed on the rear side below the shell (1), an electricity measuring pen (10) is inserted in the outer side of the rear cavity (6), a graduated steel ruler (4) is fixed in the center of the rotating wheel (15), the front end of the graduated steel ruler (4) stretches out and draws back through the outer surface of the front cavity (3), a front end iron sheet (13) is connected to the front end of the graduated steel ruler (4) through a pin, a power box (12) is fixed on the outer surface of the front end iron sheet, a conductive copper wire (14) is electrically connected to the inner side of the power box (12), an auxiliary clamp (8) is fixed in the center of the outer side of the shell (1), the auxiliary clamp is characterized in that the center of the auxiliary clamp (8) is fixed on the shell (1) through a mounting screw (9), a length scale (5) is drilled below the outer side of the shell (1), and the center of the outer side of the shell (1) is connected with a locking buckle (7) through clamping.

2. A construction cost mapping ruler according to claim 1, wherein a central rotating shaft (101) is connected to the center of the housing (1) in a penetrating manner, and the center of the central rotating shaft (101) is wound and fixed with the tail end of the graduated steel ruler (4).

3. A construction cost mapping ruler according to claim 1, wherein a compression spring wire (1501) is embedded on one side of the rotating wheel (15), and the compression spring wire (1501) is synchronously connected with the conductive copper wire (14) and the graduated steel ruler (4).

4. A construction cost mapping ruler according to claim 1, wherein a fixing ear ring (601) is processed in the center of the outer surface of the rear cavity (6), and the test pencil (10) is placed on the upper surface of the fixing ear ring (601) through a chamfer structure.

5. A construction cost mapping ruler according to claim 1, wherein the tail end of the test pencil (10) is connected with a connection plastic wire (1001) through punching, and the tail end of the connection plastic wire (1001) is connected with the upper tail end of the connection spring (11).

6. A construction cost mapping ruler according to claim 5, wherein an electric wire (1201) is connected to one side of the outer surface of the power box (12), the electric wire (1201) is connected to the lower end of the connecting spring (11), and a display screen (1202) is mounted at the front end of the power box (12).

7. A construction cost mapping ruler according to claim 1, wherein the graduated steel ruler (4) is uniformly provided with a graduated hole (401) in the center, and angular graduation lines (402) which are arranged in a staggered and opposite mode are drilled on one side of the graduated hole (401).

8. A construction cost mapping ruler according to claim 1, wherein a positioning hole (1301) is formed in the center of the inner side of the front iron sheet (13), and a power supply box (12) is welded to the tail end of the front iron sheet (13).

9. A construction ruler according to claim 1, wherein a rubber pad (701) is bonded to the rear side of the locking button (7), and the rubber pad (701) is connected to the central rotating shaft (101).