CN219418363U - Display board for stabilizing engineering cost drawing - Google Patents
Display board for stabilizing engineering cost drawing Download PDFInfo
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- CN219418363U CN219418363U CN202222256120.0U CN202222256120U CN219418363U CN 219418363 U CN219418363 U CN 219418363U CN 202222256120 U CN202222256120 U CN 202222256120U CN 219418363 U CN219418363 U CN 219418363U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model relates to the technical field of display boards, and provides a display board for stabilizing drawings for engineering cost, which comprises: the device comprises a bottom plate which is in a flat plate shape and is horizontally arranged, a left side plate which is in a flat plate shape and is vertically fixed on the top surface of the bottom plate, a right side plate which is in a flat plate shape and is vertically fixed on the top surface of the bottom plate, a rotating shaft which is arranged between the left side plate and the right side plate, a rotating plate which is arranged on the rotating shaft and can be switched between a first angle and a second angle around the rotating shaft, and a locking mechanism for locking the rotating plate at the first angle or the second angle; the rotating plate is positioned in a gap between the left side plate and the right side plate, and is connected to the left side plate or the right side plate through the locking mechanism; one end of the rotating shaft is rotatably arranged on the left side plate, and the other end of the rotating shaft is rotatably arranged on the right side plate; the rotating shaft is arranged in parallel with the rotating plate.
Description
Technical Field
The utility model belongs to the technical field of display boards, and particularly relates to a display board for stabilizing drawings for engineering cost.
Background
In the process of modern infrastructure, the construction cost is not separated: and predicting, planning, controlling, accounting and analyzing engineering cost. In the calculation process of a calculation project (such as a residential building or a factory building), a drawing is often required to be displayed for sharing or analysis by a calculator, and in order to facilitate the observation of the drawing by the calculator, the drawing is usually required to be displayed vertically, and is usually directly pasted on a display board. The display board is shown in China patent, publication No. CN204032795U, theme name: a mathematical education display board rotating frame, publication date: 2014-12-24, and the drawing is usually directly fixed (the mode of fixing the drawing may be adhesion) on the main display board or the auxiliary display board. The display board is shown in China patent, publication No. CN209073823U, theme name: a portable construction site engineering drawing fixing display device, publication date: 2019.07.09), and the drawing is usually directly fixed (the drawing fixing mode may be adhesion) on the first display board or the second display board. However, the outdoor unavoidable wind exists, and in the process of displaying the drawing, a user usually faces the drawing to observe, and once the wind on the left side and the wind on the right side scrapes the drawing, the drawing is lifted easily, so that the stability of the drawing is affected.
Disclosure of Invention
The utility model aims to provide a display board for stabilizing drawings for engineering cost, which solves the technical problem that left and right side wind in the prior art easily affects the fixation and stability of drawings.
In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is a display board for stabilizing drawings for construction cost, comprising: the device comprises a bottom plate which is flat and horizontally arranged, a left side plate which is flat and vertically fixed on the top surface of the bottom plate, a right side plate which is flat and vertically fixed on the top surface of the bottom plate, a rotating shaft arranged between the left side plate and the right side plate, a rotating plate which is arranged on the rotating shaft and can be switched between a first angle and a second angle around the rotating shaft, and a locking mechanism for locking the rotating plate at the first angle or the second angle; the left side plate and the right side plate are parallel and are arranged at intervals; the rotating shaft is respectively and vertically arranged with the left side plate and the right side plate; the rotating plate is positioned in a gap between the left side plate and the right side plate, and is connected to the left side plate or the right side plate through the locking mechanism; one end of the rotating shaft is rotatably arranged on the left side plate, and the other end of the rotating shaft is rotatably arranged on the right side plate; the rotating shaft is arranged in parallel with the rotating plate.
Further, the rotating shaft is cylindrical.
Further, a first horizontal mounting hole extending in the horizontal linear direction is formed in the left side plate, and one end of the rotating shaft is inserted into the first horizontal mounting hole in a rotating mode.
Further, the first horizontal mounting hole is a blind hole.
Further, a second horizontal mounting hole extending in the horizontal linear direction is formed in the right side plate, and the other end of the rotating shaft is inserted into the second horizontal mounting hole in a rotating mode.
Further, the second horizontal mounting hole is a blind hole.
Further, the locking mechanism includes: the rotating plate comprises a rotating shaft, a first pin body, a first mounting table, a first through hole and a plurality of first positioning holes, wherein the rotating shaft is arranged on the rotating plate; the first through holes and the first positioning holes extend along the direction parallel to the rotating shaft respectively; when the rotating plate rotates to the first angle, the first pin body can sequentially pass through the first through hole and one of the first positioning holes; when the rotating plate rotates to the second angle, the first pin body can sequentially pass through the first through hole and the other first positioning hole.
Further, the first positioning hole is a threaded hole, and the first pin body is a bolt matched with the first positioning hole.
Further, the locking mechanism further includes: the second pin body is parallel to the rotating shaft, the second mounting table is arranged on the rotating plate, a second through hole is formed in the second mounting table and is used for the second pin body to pass through, and a second positioning hole is formed in the inner side wall of the right side plate and is used for the second pin body passing through the second through hole to be inserted; the second through holes and the second positioning holes extend along the direction parallel to the rotating shaft respectively; when the rotating plate rotates to the first angle, the second pin body can sequentially pass through the second through hole and one of the second positioning holes; when the rotating plate rotates to the second angle, the second pin body can sequentially pass through the second through hole and the other second positioning hole.
Further, the second positioning hole is a threaded hole, and the second pin body is a bolt matched with the second positioning hole.
The display board for stabilizing the drawings for construction cost has the beneficial effects that: compared with the prior art, the display board for stabilizing the engineering cost drawing is provided with the bottom board which is horizontally arranged and provided with the left side board and the right side board; the left side plate and the right side plate are arranged at intervals in parallel, the left side plate is vertically arranged, and the right side plate is vertically arranged; a rotating shaft is arranged between the left side plate and the right side plate; one end of the rotating shaft is rotatably arranged on the left side plate, and the rotating shaft can rotate around the axis of the rotating shaft relative to the left side plate; the other end of the rotating shaft is rotatably arranged on the right side plate, and the rotating shaft can rotate around the axis of the rotating shaft relative to the right side plate; the rotating shaft is provided with a rotating plate which is parallel to the rotating shaft; the rotating plate can rotate around the rotating shaft, and the rotating plate can rotate between a first angle and a second angle; the left side plate and the right side plate are respectively arranged in parallel, the rotating shaft is respectively and vertically arranged with the left side plate and the right side plate, the rotating plate is positioned in a gap between the left side plate and the right side plate, and the rotating plate is arranged on the rotating shaft, so that the rotating plate can not collide with the left side plate or the right side plate in the rotating process of the rotating shaft; when the rotating plate rotates to a first angle, the rotating plate can be kept at the first angle through the locking mechanism; when the rotating plate rotates to a second angle, the rotating plate can be kept at the second angle through the locking mechanism; because the rotating plate is located in the gap between the left side plate and the right side plate, when the drawing is pasted and established on the rotating plate, the left side plate and the right side plate can keep out the wind for the drawing on the rotating plate, and the stability of the drawing fixed on the rotating plate is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic front view of a display board for stabilizing drawings for construction cost according to an embodiment of the present utility model;
FIG. 2 is a schematic view of section A-A of FIG. 1;
FIG. 3 is a schematic view of section B-B of FIG. 1;
FIG. 4 is a schematic diagram illustrating the cooperation between a first mounting table and a first pin according to an embodiment of the present utility model;
FIG. 5 is a schematic view of section D-D of FIG. 3;
FIG. 6 is a schematic view of section C-C of FIG. 1;
FIG. 7 is a schematic diagram illustrating the cooperation between a second mounting table and a second pin according to an embodiment of the present utility model;
fig. 8 is a schematic view of section E-E of fig. 6.
Wherein, each reference sign in the figure:
11-a bottom plate; 12-left side plate; 121-a first horizontal mounting hole; 122-a first positioning hole; 13-right side plate; 131-a second horizontal mounting hole; 132-a second locating hole; 14-rotating the plate; 15-gap; 2-rotating shaft; 31-a first mounting station; 311-a first through hole; 32-a second mounting station; 321-a second through hole; 33-a first pin body; 34-second pin body.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It should be noted that, in the description of the embodiments of the present application, unless otherwise indicated, "/" means or, for example, a/B may represent a or B; "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. Wherein A and B may be singular or plural, respectively.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 8 together, a description will now be given of a display board for stabilizing drawings for construction cost according to the present utility model. A show board for stabilizing engineering cost is with drawing includes: a bottom plate 11 in a flat plate shape and horizontally arranged, a left side plate 12 in a flat plate shape and vertically fixed on the top surface of the bottom plate 11, a right side plate 13 in a flat plate shape and vertically fixed on the top surface of the bottom plate 11, a rotating shaft 2 arranged between the left side plate 12 and the right side plate 13, a rotating plate 14 arranged on the rotating shaft 2 and switchable between a first angle and a second angle around the rotating shaft 2, and a locking mechanism for locking the rotating plate 14 at the first angle or the second angle; the left side plate 12 and the right side plate 13 are arranged in parallel and at intervals; the rotating shaft 2 is respectively and vertically arranged with the left side plate 12 and the right side plate 13; the rotating plate 14 is positioned in a gap 15 between the left side plate 12 and the right side plate 13, and the rotating plate 14 is connected to the left side plate 12 or the right side plate 13 through a locking mechanism; one end of the rotating shaft 2 is rotatably arranged on the left side plate 12, and the other end of the rotating shaft 2 is rotatably arranged on the right side plate 13; the rotation shaft 2 is arranged in parallel with the rotation plate 14.
Thus, the bottom plate 11 is horizontally arranged, and the bottom plate 11 is provided with a left side plate 12 and a right side plate 13; the left side plate 12 and the right side plate 13 are arranged at intervals in parallel, the left side plate 12 is arranged vertically, and the right side plate 13 is arranged vertically; a rotating shaft 2 is arranged between the left side plate 12 and the right side plate 13; one end of the rotating shaft 2 is rotatably arranged on the left side plate 12, and the rotating shaft 2 can rotate around the axis of the rotating shaft relative to the left side plate 12; the other end of the rotating shaft 2 is rotatably arranged on the right side plate 13, and the rotating shaft 2 can rotate around the axis of the rotating shaft relative to the right side plate 13; the rotating shaft 2 is provided with a rotating plate 14, the rotating plate 14 is parallel to the rotating shaft 2 (namely, the rotating plate 14 is vertical to the left side plate 12, and the rotating plate 14 is vertical to the right side plate 13); the rotation plate 14 is rotatable about the rotation shaft 2 (the rotation of the rotation plate 14 may be such that a user grasps the rotation plate 14 and then the user's hand adjusts the angle of the rotation plate 14), and the rotation plate 14 is rotatable between a first angle and a second angle; the left side plate 12 and the right side plate 13 are respectively arranged in parallel, the rotating shaft 2 is respectively arranged perpendicular to the left side plate 12 and the right side plate 13, the rotating plate 14 is positioned in a gap 15 between the left side plate 12 and the right side plate 13, and the rotating plate 14 is arranged on the rotating shaft 2, so that the rotating plate 14 can not collide with the left side plate 12 or the right side plate 13 in the rotating process of the rotating shaft 2; when the rotating plate 14 is rotated to the first angle, the rotating plate 14 may be held at the first angle by a locking mechanism (in one embodiment, the rotating plate 14 may be fixed to the left side plate 12 or the right side plate 13 by a locking mechanism to be held at the first angle); when the rotating plate 14 is rotated to the second angle, the rotating plate 14 may be held at the second angle by a locking mechanism (in one embodiment, the rotating plate 14 may be fixed to the left side plate 12 or the right side plate 13 by a locking mechanism to be held at the second angle); because the rotating plate 14 is located in the gap 15 between the left side plate 12 and the right side plate 13, when the drawing is pasted on the rotating plate 14, the left side plate 12 and the right side plate 13 can keep out the wind for the drawing on the rotating plate 14, that is, the left side plate 12 can keep out the wind for the left side of the drawing on the rotating plate 14, the right side plate 13 can keep out the wind for the right side of the drawing on the rotating plate 14, and the stability of fixing the drawing on the rotating plate 14 is improved.
In one embodiment, the base plate 11 is a flat plate.
In one embodiment, the left side panel 12 is a flat panel.
In one embodiment, the right side plate 13 is a flat plate.
In one embodiment, the rotating plate 14 is disposed vertically when the rotating plate 14 is rotated to the first angle.
In one embodiment, the angle between the rotating plate 14 and the horizontal is sixty degrees when the rotating plate 14 is rotated to the second angle.
In one embodiment, the rotating plate 14 is fixed to the rotating shaft 2, and the rotating plate 14 rotates together with the rotating shaft 2. In one embodiment, the rotating plate 14 is provided with a mounting hole, the rotating shaft 2 passes through the mounting hole, and the rotating plate 14 can rotate relative to the rotating shaft 2.
In one embodiment, the bottom panel 11, the left side panel 12, and the right side panel 13 are metal plates or wood plates, respectively. In one embodiment, the shaft 2 is a metal rod.
In one embodiment, the rotating plate 14 is always positioned in the gap 15 between the left side plate 12 and the right side plate 13 during the rotation of the rotating plate 14 from the first angle to the second angle. In one embodiment, the rotating plate 14 is always positioned in the gap 15 between the left side plate 12 and the right side plate 13 during the rotation of the rotating plate 14 from the second angle to the first angle.
Further, referring to fig. 1 to 8, as a specific embodiment of the display board for stabilizing drawings for construction cost provided by the present utility model, the rotating shaft 2 has a cylindrical shape. In this way, the rotation plate 14 is facilitated to rotate about the rotation shaft 2.
Further, referring to fig. 1 to 8, as a specific embodiment of the display board for stabilizing drawings for construction costs provided by the present utility model, a first horizontal mounting hole 121 extending in a horizontal straight line direction is formed in the left side board 12, and one end of the rotating shaft 2 is rotatably inserted into the first horizontal mounting hole 121. Thus, one end of the rotating shaft 2 is inserted into the first horizontal mounting hole 121, so that the rotating shaft 2 is very convenient to mount, and only the first end of the rotating shaft 2 is required to be inserted into the first horizontal mounting hole 121.
In one embodiment, the first horizontal mounting hole 121 is open on the inside wall of the left side plate 12.
In one embodiment, the first horizontal mounting hole 121 is disposed coaxially with the rotation shaft 2.
Further, referring to fig. 1 to 8, as an embodiment of the display board for stabilizing drawings for construction cost provided by the present utility model, the first horizontal mounting hole 121 is a blind hole. Therefore, the rotating shaft 2 is inserted into the blind hole, so that the rotating shaft 2 is convenient to keep stable in the circumferential direction.
Further, referring to fig. 1 to 8, as a specific embodiment of the display board for stabilizing drawings for construction costs provided by the present utility model, the right side plate 13 is provided with a second horizontal mounting hole 131 extending in a horizontal straight line direction, and the other end of the rotating shaft 2 is rotatably inserted into the second horizontal mounting hole 131. Thus, one end of the rotating shaft 2 is inserted into the second horizontal mounting hole 131, so that the rotating shaft 2 is very convenient to mount, and only the second end of the rotating shaft 2 is required to be inserted into the second horizontal mounting hole 131.
In one embodiment, the second horizontal mounting hole 131 is open on the inner sidewall of the right side plate 13.
In one embodiment, the second horizontal mounting hole 131 is disposed coaxially with the rotation shaft 2.
Further, referring to fig. 1 to 8, as an embodiment of the display board for stabilizing drawings for construction cost provided by the present utility model, the second horizontal mounting hole 131 is a blind hole. Therefore, the rotating shaft 2 is inserted into the blind hole, so that the rotating shaft 2 is convenient to keep stable in the circumferential direction.
Further, referring to fig. 1 to 8, as an embodiment of the display board for stabilizing drawings for construction cost provided by the present utility model, the locking mechanism includes: the first pin body 33 parallel to the rotating shaft 2, the first mounting table 31 arranged on the rotating plate 14, the first through hole 311 formed on the first mounting table 31 and allowing the first pin body 33 to pass through, and the plurality of first positioning holes 122 formed on the inner side wall of the left side plate 12 (wherein, the inner side wall of the left side plate 12: the side wall of the left side plate 12 facing the right side plate 13) and allowing the first pin body 33 passing through the first through hole 311 to be inserted; the first through hole 311 and each first positioning hole 122 extend in a direction parallel to the rotation shaft 2, respectively; when the rotating plate 14 rotates to a first angle, the first pin body 33 may sequentially pass through the first through hole 311 and one of the first positioning holes 122; when the rotating plate 14 is rotated to the second angle, the first pin body 33 may sequentially pass through the first through hole 311 and the other one of the first positioning holes 122. Thus, the left side plate 12 is provided with a first mounting table 31, and the first mounting table 31 is provided with a first through hole 311; the left side plate 12 is provided with a plurality of first positioning holes 122; when the rotation plate 14 is rotated to a first angle, the first pin body 33 may sequentially pass through the first through hole 311 and one of the first positioning holes 122 to prevent the rotation plate 14 from rotating; when the rotation plate 14 is rotated to the second angle, the first pin body 33 may sequentially pass through the first through hole 311 and the other first positioning hole 122 to prevent the rotation of the rotation plate 14.
In one embodiment, the extending direction of the first through hole 311 is disposed parallel to the rotation shaft 2.
Further, referring to fig. 1 to 8, as an embodiment of the display board for stabilizing drawings for construction costs provided by the present utility model, the first positioning hole 122 is a threaded hole, and the first pin body 33 is a bolt engaged with the first positioning hole 122. Thus, the first pin body 33 is screwed with the first positioning hole 122, and the first pin body 33 and the first positioning hole 122 can be locked.
Further, referring to fig. 1 to 8, as an embodiment of the display board for stabilizing drawings for construction cost provided by the present utility model, the locking mechanism further includes: the second pin body 34 parallel to the rotating shaft 2, a second mounting table 32 arranged on the rotating plate 14, a second through hole 321 formed on the second mounting table 32 and allowing the second pin body 34 to pass through, and a second positioning hole 132 formed on the inner side wall of the right side plate 13 (wherein, the inner side wall of the right side plate 13: the side wall of the right side plate 13 facing the left side plate 12) and allowing the second pin body 34 passing through the second through hole 321 to be inserted; the second through hole 321 and each second positioning hole 132 extend in a direction parallel to the rotation shaft 2, respectively; when the rotating plate 14 rotates to the first angle, the second pin 34 can sequentially pass through the second through hole 321 and one of the second positioning holes 132; when the rotating plate 14 is rotated to the second angle, the second pin 34 may sequentially pass through the second through hole 321 and the other second positioning hole 132. Thus, the left side plate 12 is provided with a second mounting table 32, and the second mounting table 32 is provided with a second through hole 321; the left side plate 12 is provided with a plurality of second positioning holes 132; when the rotating plate 14 rotates to the second angle, the second pin 34 may pass through the second through hole 321 and one of the second positioning holes 132 in sequence to prevent the rotating plate 14 from rotating; when the rotation plate 14 is rotated to the second angle, the second pin body 34 may pass through the second through hole 321 and the other second positioning hole 132 in order to prevent the rotation of the rotation plate 14.
In one embodiment, the extending direction of the second through hole 321 is parallel to the rotating shaft 2.
Further, referring to fig. 1 to 8, as an embodiment of the display board for stabilizing drawings for construction costs provided by the present utility model, the second positioning hole 132 is a threaded hole, and the second pin 34 is a bolt engaged with the second positioning hole 132. Thus, the second pin 34 is screwed with the second positioning hole 132, so that the second pin 34 and the second positioning hole 132 can be locked.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.
Claims (10)
1. A display board for stabilizing drawings for construction costs, comprising: the device comprises a bottom plate which is flat and horizontally arranged, a left side plate which is flat and vertically fixed on the top surface of the bottom plate, a right side plate which is flat and vertically fixed on the top surface of the bottom plate, a rotating shaft arranged between the left side plate and the right side plate, a rotating plate which is arranged on the rotating shaft and can be switched between a first angle and a second angle around the rotating shaft, and a locking mechanism for locking the rotating plate at the first angle or the second angle; the left side plate and the right side plate are parallel and are arranged at intervals; the rotating shaft is respectively and vertically arranged with the left side plate and the right side plate; the rotating plate is positioned in a gap between the left side plate and the right side plate; one end of the rotating shaft is rotatably arranged on the left side plate, and the other end of the rotating shaft is rotatably arranged on the right side plate; the rotating shaft is arranged in parallel with the rotating plate.
2. The display board for stabilizing a drawing sheet for construction cost according to claim 1, wherein the rotary shaft has a cylindrical shape.
3. The display board for stabilizing a drawing for construction cost according to claim 1, wherein the left side board is provided with a first horizontal mounting hole extending in a horizontal straight line direction, and one end of the rotating shaft is rotatably inserted into the first horizontal mounting hole.
4. A display board for stabilizing a construction drawing sheet according to claim 3 wherein said first horizontal mounting hole is a blind hole.
5. The display board for stabilizing a drawing for construction cost according to claim 3, wherein the right side board is provided with a second horizontal mounting hole extending in a horizontal straight line direction, and the other end of the rotating shaft is rotatably inserted into the second horizontal mounting hole.
6. The display board for stabilizing a drawing sheet for construction cost according to claim 5, wherein said second horizontal mounting hole is a blind hole.
7. The display board for stabilizing a drawing sheet for construction cost according to claim 1, wherein the locking mechanism comprises: the rotating plate comprises a rotating shaft, a first pin body, a first mounting table, a first through hole and a plurality of first positioning holes, wherein the rotating shaft is arranged on the rotating plate; the first through holes and the first positioning holes extend along the direction parallel to the rotating shaft respectively; when the rotating plate rotates to the first angle, the first pin body can sequentially pass through the first through hole and one of the first positioning holes; when the rotating plate rotates to the second angle, the first pin body can sequentially pass through the first through hole and the other first positioning hole.
8. The display board for stabilizing a drawing sheet for construction cost according to claim 7, wherein said first positioning hole is a screw hole, and said first pin body is a bolt fitted with said first positioning hole.
9. The display board for stabilizing a drawing sheet for construction costs according to claim 7, wherein said locking mechanism further comprises: the second pin body is parallel to the rotating shaft, the second mounting table is arranged on the rotating plate, a second through hole is formed in the second mounting table and is used for the second pin body to pass through, and a second positioning hole is formed in the inner side wall of the right side plate and is used for the second pin body passing through the second through hole to be inserted; the second through holes and the second positioning holes extend along the direction parallel to the rotating shaft respectively; when the rotating plate rotates to the first angle, the second pin body can sequentially pass through the second through hole and one of the second positioning holes; when the rotating plate rotates to the second angle, the second pin body can sequentially pass through the second through hole and the other second positioning hole.
10. The display board for stabilizing a drawing sheet for construction cost according to claim 9, wherein said second positioning hole is a screw hole, and said second pin body is a bolt fitted with said second positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222256120.0U CN219418363U (en) | 2022-08-25 | 2022-08-25 | Display board for stabilizing engineering cost drawing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222256120.0U CN219418363U (en) | 2022-08-25 | 2022-08-25 | Display board for stabilizing engineering cost drawing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219418363U true CN219418363U (en) | 2023-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222256120.0U Active CN219418363U (en) | 2022-08-25 | 2022-08-25 | Display board for stabilizing engineering cost drawing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219418363U (en) |
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2022
- 2022-08-25 CN CN202222256120.0U patent/CN219418363U/en active Active
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