Calculation board for engineering cost teaching
The integrated design of the calculation board with anti-slip support, storage box, and rotatable converter fixing plate addresses mobility and storage issues, improving convenience and reducing tool loss in engineering cost teaching.
Patent Information
- Application Number
- CN202420041304.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-08
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-01-08
AI Technical Summary
Existing calculation boards for engineering cost teaching are difficult to move and separate structures, making them inconvenient to carry, and small tools are hard to store and prone to loss during movement.
A calculation board with integrated features including anti-slip support pads, a storage box structure, a slide groove, and a rotatable converter fixing plate, along with a handle and latches, allowing for easy mobility and storage of tools.
The integrated design facilitates easy movement and prevents loss of small tools, enhancing convenience and usability in engineering cost teaching environments.
Smart Images
Figure CN222167779U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of engineering cost, in particular to a calculation board for engineering cost teaching. Background Art
[0002] Engineering Cost Estimation is an undergraduate major in ordinary colleges and universities, belonging to the category of management science and engineering. The basic duration of study is four years, and it awards a bachelor's degree in management or engineering. This major requires students to master the basic theoretical knowledge of management, economics, and civil engineering technology, have the ability to determine and control engineering costs, and manage engineering guarantees and insurance, and have the basic skills to engage in engineering investment and management practices. It cultivates advanced application-oriented professionals who have basic theoretical knowledge of management, technology, economics, and law, and systematically master the theoretical foundation and basic skills of fixed asset investment, financing management, engineering economic management, and engineering cost management.
[0003] In long-term teaching practice, students need to use a lot of calculation paper and use converters at any time during the long process of practicing engineering cost verification.
[0004] However, the existing technology has the following problems:
[0005] 1. The calculation board needs to be moved when necessary. The existing calculation board and converter are separate structures, which are difficult to move and inconvenient to carry in actual application;
[0006] 2. In addition to the calculation board for teaching, in the process of engineering cost teaching, it is also necessary to carry various stationery, tape measures and other small-volume tools, which are inconvenient to store and easy to lose when moving. Utility Model Content
[0007] The utility model aims to provide a calculation board for engineering cost teaching, so as to solve the problems that the conversion instrument is difficult to move and small objects are inconvenient to store and easy to lose.
[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a calculation board for engineering cost teaching, comprising a bottom plate, four anti-slip support pads are arranged around the bottom of the bottom plate, two side plates are arranged on the two sides of the bottom plate, a storage box structure is arranged above the bottom plate, the storage box structure is composed of an outer box body, a vertical partition, a horizontal partition, a limit groove, a card block, a limit block, a handle, and a slider, a slide groove is opened on the top of the bottom plate, a socket is opened on the inner end of the side plate, a calculation panel is arranged above the storage box structure, limit plates are arranged on the outside of the rear two ends of the bottom plate, connecting blocks are arranged on the rear two ends of the bottom plate, a connecting shaft is arranged at the front end of the connecting block, connecting holes are opened at the two ends below the converter fixing plate, the connecting shaft and the connecting hole are rotatably connected, a cover plate is arranged above the converter fixing plate, a handle is arranged in the middle position of the cover plate, and locks are arranged at both ends of the cover plate, and the front end of the lock is matched with the socket.
[0009] As a further solution of the utility model: four anti-skid support pads are installed around the bottom of the bottom plate, and two side panels are installed on the two sides of the bottom plate. The anti-skid support pads are used to support the entire device on the one hand, and to prevent the device from sliding when in use on the other hand. The side panels and the bottom plate form the outer shell of the lower box.
[0010] As a further solution of the utility model: a storage box structure is installed above the bottom plate, the outer frame of the storage box structure is an outer box body, a vertical partition is installed at the middle left position of the outer box body, a horizontal partition is installed at the middle rear position of the outer box body, four groups of limit grooves are symmetrically opened on the horizontal partition and the front inner wall of the outer box body, a card block is installed on the limit groove, and limit blocks are installed at both ends of the card block, and the limit blocks are connected with the limit groove, a handle is installed at the front end of the outer box body, and sliders are installed at both ends of the lower end of the outer box body. The storage box structure is used to store and place those small tools to prevent them from being lost.
[0011] As a further solution of the utility model: a slide groove is opened on the top of the bottom plate, and a plug hole is opened on the inner end of the side plate. The slide groove cooperates with the slider to facilitate the extraction of the storage box structure, and the plug hole cooperates with the latch to prevent the box from opening during movement.
[0012] As a further solution of the utility model: a calculation panel is installed on the top of the storage box structure, and limit plates are installed on the rear ends of the bottom plate. The calculation panel is used for teaching staff to do written calculations, and the limit plates limit the maximum opening angle of the conversion instrument fixing plate to 90 degrees.
[0013] As a further solution of the utility model: the two rear ends of the bottom plate are equipped with connecting blocks, the front end of the connecting block is equipped with a connecting shaft, the two lower ends of the converter fixing plate are provided with connecting holes, and the connecting shaft and the connecting hole are rotatably connected. The cooperation of the connecting block, the connecting shaft and the connecting hole facilitates the rotation of the converter fixing plate, and the converter fixing plate is used to install the converter.
[0014] As a further solution of the utility model: a cover plate is installed above the converter fixing plate, a handle is installed in the middle of the cover plate, and latches are installed at both ends of the cover plate, and the front end of the latches is matched with the jack. The cover plate is used to connect the upper and lower boxes, the handle is convenient for carrying and opening the converter fixing plate, and the latches cooperate with the jack to prevent the box from opening when moving.
[0015] Compared with the prior art, the beneficial effects of the utility model are:
[0016] 1. In the utility model, the converter can be fixed in the converter fixing plate and a calculation panel is installed below, and the integrated box structure makes it easy to move;
[0017] 2. In the utility model, a storage box structure is provided inside the device, which can store various small items and tools that need to be carried, making it convenient to store and use them while not causing loss. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the structure of the storage box of the utility model;
[0020] Figure 3 This is a schematic diagram of the rear structure of the utility model;
[0021] Figure 4 for Figure 3 A schematic diagram of the enlarged structure of .
[0022] In the figure: 1. bottom plate; 2. anti-skid support pad; 3. side plate; 4. storage box structure; 401. outer box body; 402. vertical partition; 403. horizontal partition; 404. limit groove; 405. block; 406. limit block; 407. handle; 408. slider; 5. slide groove; 6. socket; 7. calculation panel; 8. converter fixing plate; 9. limit plate; 10. connection block; 11. connecting shaft; 12. connecting hole; 13. cover plate; 14. handle; 15. latch. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] See also Figure 1-4 In the embodiment of the utility model, a calculation board for engineering cost teaching includes a bottom plate 1, four anti-skid support pads 2 are installed around the bottom of the bottom plate 1, two side plates 3 are installed on the two sides of the bottom plate 1, and a storage box structure 4 is installed above the bottom plate 1. The storage box structure 4 consists of an outer box body 401, a vertical partition 402, a horizontal partition 403, a limit groove 404, a card block 405, a limit block 406, a handle 407, and a slider 408. A slide groove 5 is opened above the bottom plate 1, and an insert is opened above the inner end of the side plate 3. Hole 6, a calculation panel 7 is installed on the top of the storage box structure 4, and limit plates 9 are installed on the rear ends of the bottom plate 1. Connecting blocks 10 are installed on the rear ends of the bottom plate 1, and a connecting shaft 11 is installed at the front end of the connecting block 10. Connecting holes 12 are opened at the lower ends of the converter fixing plate 8. The connecting shaft 11 and the connecting hole 12 are rotatably connected. A cover plate 13 is installed on the top of the converter fixing plate 8, and a handle 14 is installed in the middle of the cover plate 13. Locks 15 are installed at both ends of the cover plate 13, and the front end of the lock 15 is connected with the jack 6. The converter of this device can be fixed in the converter fixing plate 8 and the calculation panel 7 is installed below. The integrated box structure makes it easy to move; the storage box structure 4 is provided inside the device, which can store various small items and tools that need to be carried, which is convenient for storage and use and not easy to cause loss.
[0025] Among them, four anti-skid support pads 2 are installed around the bottom of the bottom plate 1, and two side panels 3 are installed on the two sides of the bottom plate 1. The anti-skid support pads 2 are used to support the entire device on the one hand, and to prevent the device from sliding when in use on the other hand. The side panels 3 and the bottom plate 1 form the outer shell of the lower box.
[0026] A storage box structure 4 is installed above the bottom plate 1. The outer frame of the storage box structure 4 is an outer box body 401. A vertical partition 402 is installed at the middle left position of the outer box body 401. A transverse partition 403 is installed at the middle rear position of the outer box body 401. Four groups of limiting grooves 404 are symmetrically opened on the transverse partition 403 and the front inner wall of the outer box body 401. A clamping block 405 is installed on the limiting groove 404. Limiting blocks 406 are installed at both ends of the clamping block 405. The limiting blocks 406 are connected with the limiting groove 404. A handle 407 is installed at the front end of the outer box body 401. Slide blocks 408 are installed at both ends of the lower part of the outer box body 401. The storage box structure 4 is used to store and place those small tools to prevent them from being lost.
[0027] A chute 5 is provided above the bottom plate 1, and a plug hole 6 is provided above the inner end of the side plate 3. The chute 5 cooperates with the slider 408 to facilitate the extraction of the storage box structure, and the plug hole 6 cooperates with the latch 15 to prevent the box from opening during movement.
[0028] A calculation panel 7 is installed above the storage box structure 4, and limit plates 9 are installed on the rear ends of the bottom plate 1. The calculation panel 7 is used for teaching staff to do pen calculations, and the limit plates 9 limit the maximum opening angle of the conversion instrument fixing plate 8 to 90 degrees.
[0029] The two rear ends of the bottom plate 1 are provided with connecting blocks 10, the front end of the connecting blocks 10 is provided with connecting shafts 11, the two lower ends of the converter fixing plate 8 are provided with connecting holes 12, and the connecting shafts 11 and the connecting holes 12 are rotatably connected. The cooperation of the connecting blocks 10, the connecting shafts 11 and the connecting holes 12 facilitates the rotation of the converter fixing plate 8, and the converter fixing plate 8 is used to install the converter.
[0030] A cover plate 13 is installed above the converter fixing plate 8, a handle 14 is installed in the middle of the cover plate 13, and latches 15 are installed at both ends of the cover plate 13, and the front end of the latch 15 is connected with the jack 6. The cover plate 13 is used to connect the upper and lower boxes, the handle 14 is convenient for carrying and opening the converter fixing plate 8, and the latch 15 cooperates with the jack 6 to prevent the box from opening when moving.
[0031] The working principle and use process of the utility model are as follows: the device can be fixed in a suitable position by the anti-slip support pad 2, the latch 15 is pulled out from the socket 6, and the converter fixing plate 8 is turned over until the rear thereof contacts the limit plate 9. At this time, the converter fixing plate 8 is vertically 90 degrees, and the handle 407 is pulled out to pull out the entire storage box structure 4, and the tools to be used are taken out, and the teaching calculation work is performed on the calculation panel 7 and the converter. After completion, the tools are put back into the storage box structure 4, the converter fixing plate 8 is retracted, and the latch 15 is inserted into the socket 6. When the equipment needs to be moved, the handle 14 can be held by hand to move it. The converter of the device can be fixed in the converter fixing plate 8 and the calculation panel 7 is installed below. The integrated box structure makes it easy to move; the storage box structure 4 is provided inside the device, which can store various small items and tools that need to be carried, which is convenient for storage and use and not easy to cause loss.
[0032] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A calculation board for engineering cost teaching, comprising a bottom plate (1), characterized in that: Four anti-skid support pads (2) are installed around the bottom of the bottom plate (1), two side plates (3) are installed on the two sides of the bottom plate (1), and a storage box structure (4) is installed above the bottom plate (1). The storage box structure (4) consists of an outer box body (401), a vertical partition (402), a horizontal partition (403), a limit groove (404), a block (405), a limit block (406), a handle (407), and a slider (408). A slide groove (5) is opened above the bottom plate (1), a socket (6) is opened above the inner end of the side plate (3), and a performance box (4) is installed above the storage box structure (4). The converter panel (7) is provided with a limit plate (9) at both ends of the rear of the bottom plate (1), a connecting block (10) is provided at both ends of the rear of the bottom plate (1), a connecting shaft (11) is provided at the front end of the connecting block (10), a connecting hole (12) is provided at both ends below the converter fixing plate (8), the connecting shaft (11) and the connecting hole (12) are rotatably connected, a cover plate (13) is provided above the converter fixing plate (8), a handle (14) is provided at the middle position of the cover plate (13), and a latch (15) is provided at both ends of the cover plate (13), and the front end of the latch (15) is matched with the jack (6).
2. The calculation board for engineering cost teaching according to claim 1, characterized in that: A storage box structure (4) is installed above the bottom plate (1), and the outer frame of the storage box structure (4) is an outer box body (401). A vertical partition (402) is installed at the center left position of the outer box body (401), and a transverse partition (403) is installed at the center rear position of the outer box body (401). Four groups of limiting grooves (404) are symmetrically opened on the transverse partition (403) and the front inner wall of the outer box body (401). A clamping block (405) is installed on the limiting groove (404), and limiting blocks (406) are installed at both ends of the clamping block (405). The limiting block (406) is connected to the limiting groove (404). A handle (407) is installed at the front end of the outer box body (401), and sliders (408) are installed at both ends of the lower end of the outer box body (401).