Portable cost measuring device

Abstract

The utility model discloses a portable manufacturing cost measuring device, which relates to the field of measuring equipment and comprises a positioning wheel carrier and a control handle, a detection wheel is rotatably mounted in the positioning wheel carrier, a touch screen is fixedly mounted on the control handle, a support mechanism is arranged between the control handle and the positioning wheel carrier, and the touch screen is fixedly mounted on the support mechanism. The support mechanism comprises a connecting stud fixedly connected to the positioning wheel carrier, two threaded sleeves are arranged on the connecting stud, a support body is rotatably mounted on the connecting stud, an adjusting screw is arranged at the tail end of the support body, a telescopic support is slidably mounted in the support body, a limiting mechanism is arranged on one side of the positioning wheel carrier, and the limiting mechanism is arranged on the other side of the positioning wheel carrier. A first hinge is arranged at one end of the connecting stud, and a second hinge is arranged at the other end of the connecting stud. According to the portable manufacturing cost measuring device, the support mechanism and the limiting mechanism are used in cooperation, the support body can be contracted and folded, the size of the device is reduced, and a user can carry the device conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of measuring equipment, and specifically relates to a portable cost measurement device. BACKGROUND

[0002] Engineering cost is a crucial link in the construction industry, which involves economic analysis and cost control of engineering projects. In short, engineering cost refers to the estimation, calculation and control of all costs required in the construction process of engineering projects. This includes material cost, labor cost, equipment cost and other related costs. Through accurate engineering cost, enterprises can better plan the use of funds, avoid overspending and ensure the economic benefits of the project. At the same time, engineering cost is also an important basis for project decision-making, which helps enterprises make more intelligent investment choices. In modern construction, the accuracy and efficiency of engineering cost are crucial to the success of the project.

[0003] In the preliminary estimation process of engineering cost, it is usually necessary to use a measuring wheel to accurately measure the specific path length of the project. Measuring wheel is a professional measuring device equipped with a long bracket, which increases the overall length of the device, so it may be inconvenient to carry. Especially when the device needs to be put into the trunk of the car, due to its large size, it may encounter a lack of space problem, resulting in difficulty in carrying. Therefore, a portable cost measurement device is proposed. SUMMARY

[0004] The utility model aims at providing a kind of portable cost measurement device to solve the problem of inconvenient equipment carrying in prior art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of portable cost measurement device, including positioning wheel frame and control handle, detection wheel is rotatably installed in the positioning wheel frame, touch screen is fixedly installed on the control handle, support mechanism is equipped between the control handle and positioning wheel frame, the support mechanism includes the connecting stud fixedly connected on the positioning wheel frame, two threaded sleeves are equipped on the connecting stud, support body is rotatably installed on the connecting stud, adjusting screw rod is equipped in the tail end of the support body, telescopic support is slidably installed in the support body, limit mechanism is equipped on the side of the positioning wheel frame.

[0006] Preferably, the connecting stud is provided with a first hinge at one end, and a second hinge at the other end.

[0007] Preferably, a threaded hole is formed in the support body, and the adjusting screw rod is connected to the support body through the threaded hole.

[0008] Preferably, the telescopic support is limited in the support body by an adjusting screw, one end of the connecting stud is rotatably connected to the positioning wheel frame by a first hinge, the other end of the connecting stud is rotatably connected to the support body by a second hinge, one end of the connecting stud is limited in the positioning wheel frame by a threaded sleeve, and the other end of the connecting stud is limited in the support body by a threaded sleeve.

[0009] Preferably, the limiting mechanism comprises a positioning support fixedly installed on the positioning wheel frame, a positioning ring seat fixedly installed on the positioning support, a clamping ring slidably installed in the positioning ring seat, a mechanism housing fixedly installed on the positioning ring seat, a spring seat movably installed in the mechanism housing, a compression spring provided on one side of the spring seat, and a pull ring and a lock tongue fixedly installed on the spring seat.

[0010] Preferably, a through hole is formed in the positioning ring seat, and the lock tongue extends into the positioning ring seat through the through hole.

[0011] Preferably, the positioning ring seat is installed on one side of the positioning wheel frame through the positioning support, the clamping ring is limited in the positioning ring seat by the lock tongue, one end of the compression spring is connected to the spring seat, the other end of the compression spring is connected to one end of the mechanism housing, and the lock tongue is movably installed in the mechanism housing through the spring seat.

[0012] Compared with the prior art, the telescopic support can be retracted into the support body after the adjusting screw is loosened, the length of the support is shortened, the first hinge and the second hinge are exposed by rotating the threaded sleeve to the connecting stud, the hinges are exposed to allow the rotation of the support body and the connecting stud, the folding of the support is realized, the volume of the device is effectively reduced, and the user can carry the device conveniently.

[0013] 1. In the present application, after the adjusting screw is loosened, the telescopic support can be retracted into the support body, realizing the shortening of the length of the support. At the same time, by rotating the threaded sleeve to the connecting stud, the first hinge and the second hinge are exposed. The exposed hinges allow the rotation of the support body and the connecting stud, and thus realize the folding of the support, effectively reducing the volume of the device and facilitating the user to carry it.

[0014] 2. In the present application, after the support body is folded into the positioning ring seat, the clamping ring can be closed. Then, by releasing the pull ring, the spring is compressed and reset. The reset spring in turn pushes the spring seat to move forward, causing the lock tongue to move forward. The forward movement of the lock tongue makes it enter the positioning ring seat, thereby realizing the locking of the clamping ring and ensuring that the support body on the positioning ring seat remains in a folded state to prevent it from being unfolded unexpectedly. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0016] Figure 2 It is a schematic diagram of the local structure of the present application;

[0017] Figure 3 It is a schematic diagram of the support mechanism of the present application;

[0018] Figure 4 A schematic view of the limiting mechanism of the utility model is shown in the figure.

[0019] Figure 5 A schematic view of the utility model Figure 4 An enlarged view of A in the figure.

[0020] Reference numerals in the figure: 1, control handle; 2, touch screen; 3, positioning wheel frame; 4, detection wheel; 5, support mechanism; 501, support body; 502, telescopic support; 503, adjusting screw; 504, first hinge; 505, threaded sleeve; 506, connecting stud; 507, second hinge; 6, limiting mechanism; 601, positioning ring seat; 602, clamping ring; 603, positioning support column; 604, mechanism housing; 605, pull ring; 606, compression spring; 607, spring seat; 608, lock tongue. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] As shown in Figure 1 and Figure 2 , the utility model provides a kind of portable cost measurement device technical scheme, including positioning wheel frame 3 and control handle 1, detection wheel 4 is rotatably installed in positioning wheel frame 3, control handle 1 is fixedly installed with touch screen 2, control handle 1 is equipped with support mechanism 5 between positioning wheel frame 3, one side of positioning wheel frame 3 is equipped with limiting mechanism 6, by the cooperation of use of support mechanism 5 and limiting mechanism 6, support body 501 can be folded up, reduce equipment volume, it is convenient for user to carry.

[0023] As shown in Figure 2 and Figure 3 , support mechanism 5 includes connecting stud 506 fixedly connected on positioning wheel frame 3, two threaded sleeves 505 are equipped on connecting stud 506, support body 501 is rotatably installed on connecting stud 506, adjusting screw 503 is equipped at the end of support body 501, telescopic support 502 is slidably installed in support body 501, first hinge 504 is equipped at one end of connecting stud 506, second hinge 507 is equipped at the other end of connecting stud 506. Threaded hole is formed in support body 501, and adjusting screw 503 is connected on support body 501 by threaded hole.

[0024] Specifically, during operation, first, the adjusting screw 503 needs to be loosened, so that the telescopic support 502 can be retracted, and then completely accommodated in the inner space of the support body 501. The result of this action is to significantly shorten the length of the entire support. Next, the threaded sleeve 505 can be rotated and fixed on the connecting stud 506. After the threaded sleeve 505 is successfully screwed onto the connecting stud 506, the first hinge 504 and the second hinge 507 that were originally hidden will be exposed, and once the first hinge 504 and the second hinge 507 are exposed, the user can easily rotate the support body 501 and the connecting stud 506, and through such operation, the support can be folded. The folded support further reduces the overall volume of the device, thereby greatly improving the portability of the device, making it more convenient for users to carry and move the device.

[0025] As shown in Figure 2 , Figure 4 and Figure 5 , the limiting mechanism 6 includes a positioning support 603 fixedly installed on the positioning wheel frame 3, the positioning support 603 is fixedly installed with a positioning ring seat 601, the positioning ring seat 601 is slidably installed with a clamping ring 602, the positioning ring seat 601 is fixedly installed with a mechanism housing 604, the mechanism housing 604 is movably installed with a spring seat 607, one side of the spring seat 607 is provided with a compression spring 606, the spring seat 607 is fixedly installed with a pull ring 605 and a lock tongue 608, the positioning ring seat 601 is provided with a through hole, and the lock tongue 608 extends into the positioning ring seat 601 through the through hole.

[0026] Specifically, after the support body 501 is folded and inserted into the inside of the positioning ring seat 601, the next step of operation can be performed, that is, the clamping ring 602 is closed. After closing the clamping ring 602, the pull ring 605 can be loosened. After loosening the pull ring 605, the compression spring 606 will automatically reset. After the compression spring 606 resets, it will exert a force to push the spring seat 607 to move forward. During the forward movement of the spring seat 607, the lock tongue 608 will be moved forward. When the lock tongue 608 moves forward to a certain position, it will enter the inside of the positioning ring seat 601. In this way, the clamping ring 602 is locked on the positioning ring seat 601, thereby ensuring that the folded support body 501 is firmly fixed, preventing the possibility of the support body 501 being randomly unfolded.

[0027] Working principle: when using, the detection wheel 4 can be pushed to roll along the to-be-measured path through the operation handle 1, so that the path length is measured, after the measurement is completed, the adjusting screw 503 can be loosened, after the adjusting screw 503 is loosened, the telescopic support 502 can be retracted into the support body 501, so that the support length is shortened, and the threaded sleeve 505 can be rotated on the connecting stud 506, after the threaded sleeve 505 is rotated on the connecting stud 506, the first hinge 504 and the second hinge 507 are exposed, after the first hinge 504 and the second hinge 507 are exposed, the support body 501 and the connecting stud 506 can be rotated, so that the support is folded, the equipment volume is further reduced, and the user can carry conveniently, the user can fold the support body 501 into the positioning ring seat 601, after the support body 501 is folded into the positioning ring seat 601, the clamping ring 602 can be closed, after the clamping ring 602 is closed, the pull ring 605 can be loosened, after the pull ring 605 is loosened, the compression spring 606 is reset, after the compression spring 606 is reset, the spring seat 607 is pushed to move forward, after the spring seat 607 moves forward, the lock tongue 608 is driven to move forward, and after the lock tongue 608 moves forward, the lock tongue 608 enters the positioning ring seat 601, so that the clamping ring 602 is locked on the positioning ring seat 601, and then the folded support body 501 is fixed, so that it is prevented from being unfolded at will.

[0028] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as exemplary and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

Claims

1. A portable cost measurement device, comprising a positioning wheel frame (3) and a control handle (1), a detection wheel (4) is rotatably installed in the positioning wheel frame (3), and a touch screen (2) is fixedly installed on the control handle (1), characterized in that: The operating handle (1) is provided with a support mechanism (5) between the positioning wheel frame (3), the support mechanism (5) includes a connecting stud (506) fixedly connected to the positioning wheel frame (3), two threaded sleeves (505) are arranged on the connecting stud (506), a support body (501) is rotatably installed on the connecting stud (506), an adjusting screw (503) is arranged at the end of the support body (501), and a telescopic support (502) is slidably installed in the support body (501). One side of the positioning wheel frame (3) is provided with a limiting mechanism (6).

2. A portable cost measurement device according to claim 1, wherein: One end of the connecting stud (506) is provided with a first hinge (504), and the other end of the connecting stud (506) is provided with a second hinge (507).

3. A portable cost measurement device according to claim 2, wherein: Threaded holes are formed in the support body (501), and the adjusting screw (503) is connected to the support body (501) through the threaded holes.

4. A portable cost measurement device according to claim 3, wherein: The telescopic support (502) is limited in the support body (501) through the adjusting screw (503), one end of the connecting stud (506) is rotatably connected to the positioning wheel frame (3) through the first hinge (504), the other end of the connecting stud (506) is rotatably connected to the support body (501) through the second hinge (507), one end of the connecting stud (506) is limited in the positioning wheel frame (3) through the threaded sleeve (505), and the other end of the connecting stud (506) is limited in the support body (501) through the threaded sleeve (505).

5. A portable cost measurement device according to claim 4, wherein: The limiting mechanism (6) includes a positioning support (603) fixedly installed on the positioning wheel frame (3), a positioning ring seat (601) is fixedly installed on the positioning support (603), a clamping ring (602) is slidably installed in the positioning ring seat (601), a mechanism housing (604) is fixedly installed on the positioning ring seat (601), a spring seat (607) is movably installed in the mechanism housing (604), a compression spring (606) is arranged on one side of the spring seat (607), and a pull ring (605) and a lock tongue (608) are fixedly installed on the spring seat (607).

6. A portable cost measurement device according to claim 5, wherein: A through hole is formed in the positioning ring seat (601), and the lock tongue (608) extends into the positioning ring seat (601) through the through hole.

7. A portable cost measurement device according to claim 6, wherein: The positioning ring seat (601) is installed on one side of the positioning wheel frame (3) through the positioning support (603), the clamping ring (602) is limited in the positioning ring seat (601) through the lock tongue (608), one end of the compression spring (606) is connected to the spring seat (607), the other end of the compression spring (606) is connected to one end of the mechanism housing (604), and the lock tongue (608) is movably installed in the mechanism housing (604) through the spring seat (607).

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