Card punching type bulletin board for constructional engineering management

Abstract

The utility model provides a card punching type bulletin board for constructional engineering management, and belongs to the technical field of constructional engineering. Comprising. According to the bulletin board, the base is arranged, the bulletin board body is arranged at the top of the base, the telescopic connecting rod mechanism is movably arranged at the top of the bulletin board body, the driving assembly for driving the connecting rod mechanism to stretch out and draw back is arranged in the bulletin board body, and the controller for controlling the driving assembly and the telescopic cloth are arranged on the bulletin board body. The first end of the telescopic cloth is arranged on the connecting rod mechanism, a rotating shaft is rotationally connected to the interior of the bulletin board body, the second end of the telescopic cloth is wound on the rotating shaft, one end of the rotating shaft is connected with a spring mechanism, and the spring mechanism is fixedly arranged in the bulletin board body. And by arranging the driving mechanism, the driving mechanism drives the connecting rod mechanism to stretch out and draw back, so that the telescopic cloth stretches out and draws back, the length of the telescopic cloth is adjusted and controlled according to the actual situation, and the application range of the device is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a punch-in bulletin board for construction engineering management. Background Art

[0002] A bulletin board is a flat structure used to display information. It plays an important role in information transmission, communication and coordination in construction project management. It can centrally display important information such as project progress, safety regulations, meeting notices, etc., making it convenient for project management teams and staff to obtain the latest developments in a timely manner. However, the height of existing bulletin boards is usually fixed and cannot be adjusted according to actual conditions.

[0003] In order to address the above problems, a Chinese patent with the existing announcement number CN213844694U proposes a construction project management bulletin board, which controls the rotation of the screw rod through a motor to control the rise or fall of the slider, and then controls the rise or fall of the bulletin board to achieve height adjustment of the bulletin board.

[0004] However, although the above-mentioned construction project management bulletin board can control the rise or fall of the bulletin board by rotating the screw rod controlled by a motor, the rain shield structure of the construction project management bulletin board is fixed and the shielding range cannot be adjusted according to the external environment, so that the bulletin board cannot be effectively protected in heavy rain or direct sunlight, thereby reducing the scope of application of the device. Therefore, the utility model provides a folding bed that is easy to store to meet the needs. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a punch-in bulletin board for construction project management to solve the problem that the rain shield structure of the existing bulletin board is fixed and the shielding range cannot be adjusted according to the external environment, so that the bulletin board cannot be effectively protected in heavy rain or direct sunlight, thereby reducing the application scope of the device.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A punch-in bulletin board for construction project management comprises a base, a bulletin board body is provided on the top thereof, a retractable connecting rod mechanism is movably provided on the top of the bulletin board body, the connecting rod mechanism comprises a plurality of connecting rods which are relatively cross-arranged and hinged to each other, a driving assembly for driving the connecting rod mechanism to retract and retract is provided in the bulletin board body, and a controller for controlling the driving assembly is provided on the bulletin board body; a retractable cloth, a first end of which is provided on the connecting rod mechanism, a rotating shaft is rotatably connected inside the bulletin board body, a second end of the retractable cloth is wound around the rotating shaft, one end of the rotating shaft is connected to a clockwork mechanism, and the clockwork mechanism is fixedly provided in the bulletin board body.

[0008] Optionally, one end of the connecting rod mechanism facing away from the driving assembly is hinged with a fixing plate, and the telescopic cloth is fixed on the fixing plate.

[0009] Optionally, the driving assembly comprises:

[0010] A double-headed screw, which is rotatably arranged in the bulletin board body, the double-headed screw is driven by a motor, and the motor is connected to the controller signal;

[0011] Two sliders, one end of which is respectively hinged to two connecting rods on one end of the connecting rod mechanism away from the fixed plate, the other ends of the two sliders are respectively relatively sleeved and threadedly connected to the two ends of the double-headed screw, and the bulletin board body is provided with a sliding groove for the sliders to slide.

[0012] Optionally, guide plates are fixedly connected to both sides of the bulletin board body relative to the retractable cloth, and a position sensor is provided at one end of the guide plate facing the fixed plate, and the position sensor is connected to the controller signal.

[0013] Optionally, a guide groove for guiding the movement of the telescopic cloth is provided in the guide plate.

[0014] Optionally, a limiting plate is provided on the rotating shaft relative to the telescopic cloth sleeve.

[0015] Optionally, it further comprises a baffle which is fixedly connected to a side of the bulletin board body away from the retractable cloth, and the bulletin board body is fixedly connected to a seat board having an arc-shaped structure relative to the baffle.

[0016] Optionally, a punching mechanism is provided on the bulletin board body, a plurality of solar panels are fixedly connected to the top of the baffle, a battery electrically connected to the solar panels is provided in the bulletin board body, and the solar panels are electrically connected to the controller, the punching mechanism and the drive assembly.

[0017] Optionally, a plurality of drainage holes are provided through the edge of the base along its circumference.

[0018] Compared with the prior art, the utility model has at least the following beneficial effects:

[0019] In the above scheme, a driving mechanism and a telescopic cloth are provided, and the driving mechanism drives the connecting rod mechanism to extend and retract, thereby making it possible to adjust the length of the telescopic cloth according to actual conditions, thereby being able to protect the bulletin board body in heavy rain or direct sunlight, thereby improving the scope of application of the device.

[0020] By setting a position sensor, a guide groove and a guide plate, the position sensor can sense when the fixed plate moves to a certain position, thereby controlling the operation of the motor through the controller to achieve automatic control of the length of the telescopic cloth. The guide groove and the guide plate can improve the stability of the telescopic cloth.

[0021] By arranging the seat board, solar panel and drainage holes, the seat board can be convenient for people to rest, and the drainage holes are convenient for draining the water on the base to the outside; at the same time, the solar panel can provide the power demand of the device to ensure the power demand of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the present invention and enable those skilled in the relevant art to make and use the present invention.

[0023] Figure 1 A three-dimensional structural diagram of a punch-in notice board for construction project management;

[0024] Figure 2 for Figure 1 Schematic diagram of the three-dimensional structure from another perspective;

[0025] Figure 3 It is a three-dimensional structural diagram of the controller and the connecting rod mechanism;

[0026] Figure 4 is a schematic diagram of the structure of the drive component;

[0027] Figure 5 is a schematic diagram of the structure of the guide plate and the guide groove;

[0028] Figure 6 It is a schematic diagram of the structure of the clockwork mechanism and the rotating shaft.

[0029] [reference numerals]

[0030] 1. Base; 2. Drain hole; 3. Bulletin board body; 4. Limit plate; 5. Seat board; 6. Baffle; 7. Solar panel; 8. Guide plate; 9. Drive assembly; 91. Motor; 92. Slider; 93. Double-headed screw; 94. Slide; 10. Telescopic cloth; 11. Fixed plate; 12. Punch mechanism; 13. Controller; 14. Connecting rod mechanism; 15. Position sensor; 16. Guide groove; 17. Slot body; 18. Clockwork mechanism; 19. Rotating shaft.

[0031] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments. DETAILED DESCRIPTION

[0032] The following is a detailed description of a punch-in bulletin board for construction project management provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternatives to implement some known technologies; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0033] It should be noted that the references to "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0034] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0035] It is to be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers, and “on” or “above” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers.

[0036] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0037] like Figures 1 to 6 As shown, an embodiment of the utility model provides a punch-in bulletin board for construction project management, including a base 1, a bulletin board body 3 is provided on the top, a retractable connecting rod mechanism 14 is movably provided on the top of the bulletin board body 3, and the connecting rod mechanism 14 includes a plurality of connecting rods that are relatively cross-arranged and hinged to each other, a driving component 9 for driving the connecting rod mechanism 14 to retract is provided in the bulletin board body 3, a controller 13 for controlling the driving component 9 is provided on the bulletin board body 3, a retractable cloth 10, a first end of which is arranged on the connecting rod mechanism 14, a rotating shaft 19 is rotatably connected inside the bulletin board body 3, a second end of the retractable cloth 10 is wound around the rotating shaft 19, one end of the rotating shaft 19 is connected to a clockwork mechanism 18, and the clockwork mechanism 18 is fixedly arranged in the bulletin board body 3.

[0038] Specifically, the driving mechanism drives the connecting rod mechanism 14 to extend and retract, thereby causing the telescopic cloth 10 to extend and retract, so that the length of the telescopic cloth 10 can be adjusted according to actual conditions, and the bulletin board body 3 can be protected in rainy days or under direct sunlight, thereby improving the scope of application of the device. At the same time, when the telescopic cloth 10 is pulled by the connecting rod mechanism 14, it will drive the rotating shaft 19 to rotate, and the rotating shaft 19 will drive the spring to gather, so that when the connecting mechanism is shortened, it is convenient to drive the rotating shaft 19 to wind the telescopic cloth 10, thereby solving the problem that the rain shield structure of the existing bulletin board is fixed and the shielding range cannot be adjusted according to the external environment, so that the bulletin board cannot be effectively protected in rainy weather or under direct sunlight, thereby reducing the scope of application of the device.

[0039] It should be noted that the material of the retractable cloth 10 is preferably rainproof cloth to block rainwater and improve the protection of the bulletin board body 3. Secondly, the installation method of the clockwork mechanism 18, the rotating shaft 19 and the retractable cloth 10 is the existing technology.

[0040] like Figures 1 to 4As shown, the end of the connecting rod mechanism 14 away from the driving component 9 is hinged with a fixed plate 11, the telescopic cloth 10 is fixed on the fixed plate 11, the driving component 9 includes a double-headed screw 93, which is rotatably arranged in the bulletin board body 3, the double-headed screw 93 is driven by a motor 91, and the motor 91 is connected to the controller 13 by signal, two sliders 92, one end of which is respectively hinged to the two connecting rods on the end of the connecting rod mechanism 14 away from the fixed plate 11, the other ends of the two sliders 92 are respectively relatively sleeved and threadedly connected to the two ends of the double-headed screw 93, and the bulletin board body 3 is provided with a slide groove 94 for the slider 92 to slide.

[0041] like Figures 3 to 5 As shown, guide plates 8 are fixedly connected to the telescopic cloth 10 on both sides of the bulletin board body 3, and a position sensor 15 is provided at one end of the guide plate 8 facing the fixed plate 11. The position sensor 15 is connected to the controller 13 by signal, and a guide groove 16 for guiding the movement of the telescopic cloth 10 is provided in the guide plate 8. Specifically, when the driving component 9 drives the connecting rod mechanism 14 to control the movement of the fixed plate 11, the position sensor 15 can sense when the fixed plate 11 moves to a certain position, thereby controlling the operation of the motor 91 through the controller 13 to achieve automatic control of the length of the telescopic cloth 10; further, the guide groove 16 and the guide plate 8 can improve the stability of the telescopic cloth 10.

[0042] like Figure 6 As shown, a limiting plate 4 is sleeved on the rotating shaft 19 relative to the telescopic cloth 10 . Specifically, the limiting plate 4 can limit the telescopic cloth 10 .

[0043] like Figures 1 to 3 As shown, it also includes a baffle 6, which is fixedly connected to the side of the bulletin board body 3 away from the retractable cloth 10, the bulletin board body 3 is fixedly connected with an arc-shaped seat board 5 relative to the baffle 6, the bulletin board body 3 is provided with a punching mechanism 12, and a plurality of solar panels 7 are fixedly connected to the top of the baffle 6. A battery electrically connected to the solar panel 7 is provided in the bulletin board body 3, and the solar panel 7 is electrically connected to the controller 13, the punching mechanism 12 and the drive assembly 9. The edge of the base 1 is penetrated by a plurality of drainage holes 2 along its circumference. Specifically, the seat board 5 can facilitate people to rest, and the setting of the drainage holes facilitates the drainage of water on the base 1 to the outside; at the same time, the solar panel 7 can provide power for the device to ensure the power demand of the device. Secondly, the battery is installed inside the bulletin board body 3 (not shown in the figure), and the connection method between the battery and the solar panel 7, the controller 13, etc. is the existing technology.

[0044] The working principle provided by the utility model is that when it is necessary to change the shielding range of the top of the bulletin board body 3, the motor 91 is started through the controller 13, and the motor 91 drives the double-headed screw 93 to rotate, so that the double-headed screw 93 drives the two sliders 92 to move relative to each other, so that the slider 92 drives the relative approach movement on the connecting rod mechanism 14, so that the connecting rod mechanism 14 is extended, thereby driving the fixed block and the telescopic cloth 10 to extend, and the telescopic cloth 10 will drive the rotating shaft 19 to rotate when the telescopic cloth 10 is extended, and the rotating shaft 19 drives the clockwork mechanism 18 to contract, so that when the telescopic cloth 10 is contracted, the telescopic cloth 10 can be automatically wound around the rotating shaft 19. The overall mechanism is simple to operate, and it is convenient to adjust the length of the telescopic cloth 10 according to actual conditions. The bulletin board body 3 can be protected in rainy days or under direct sunlight, thereby improving the scope of application of the device, and solving the problem that the rain shield structure of the existing bulletin board is fixed and the shielding range cannot be adjusted according to the external environment, so that the bulletin board cannot be effectively protected in rainy weather or under direct sunlight, thereby reducing the scope of application of the device.

[0045] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0046] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A punch-in bulletin board for construction project management, characterized in that: include A base, a notice board body is provided on the top thereof, a retractable connecting rod mechanism is movably provided on the top of the notice board body, the connecting rod mechanism comprises a plurality of connecting rods which are relatively cross-arranged and hinged to each other, a driving assembly for driving the connecting rod mechanism to retract is provided in the notice board body, and a controller for controlling the driving assembly is provided on the notice board body; The first end of the telescopic cloth is arranged on the connecting rod mechanism, and a rotating shaft is rotatably connected inside the bulletin board body. The second end of the telescopic cloth is wound around the rotating shaft, and one end of the rotating shaft is connected to a clockwork mechanism, which is fixedly arranged in the bulletin board body.

2. The punch-in bulletin board for construction project management according to claim 1, characterized in that: A fixing plate is hingedly connected to one end of the connecting rod mechanism away from the driving assembly, and the telescopic cloth is fixed on the fixing plate.

3. The punch-in bulletin board for construction project management according to claim 2 is characterized in that: The drive assembly comprises: A double-headed screw, which is rotatably arranged in the bulletin board body, the double-headed screw is driven by a motor, and the motor is connected to the controller signal; Two sliders, one end of which is respectively hinged to two connecting rods on one end of the connecting rod mechanism away from the fixed plate, the other ends of the two sliders are respectively relatively sleeved and threadedly connected to the two ends of the double-headed screw, and the bulletin board body is provided with a sliding groove for the sliders to slide.

4. The punch-in bulletin board for construction project management according to claim 2, characterized in that: Guide plates are fixedly connected to the telescopic cloth at both sides of the bulletin board body, and a position sensor is provided at one end of the guide plate facing the fixed plate. The position sensor is connected to the controller signal.

5. The punch-in bulletin board for construction project management according to claim 4 is characterized in that: A guide groove for guiding the movement of the telescopic cloth is arranged in the guide plate.

6. The punch-in bulletin board for construction project management according to claim 1, characterized in that: A limiting plate is provided on the rotating shaft relative to the telescopic cloth sleeve.

7. The punch-in notice board for construction project management according to claim 1, characterized in that: It also includes a baffle, which is fixedly connected to a side of the notice board body away from the retractable cloth, and the notice board body is fixedly connected to a seat board with an arc structure relative to the baffle.

8. The punch-in notice board for construction project management according to claim 7, characterized in that: The bulletin board body is provided with a punching mechanism, a plurality of solar panels are fixedly connected to the top of the baffle, a battery electrically connected to the solar panels is provided in the bulletin board body, and the solar panels are electrically connected to the controller, the punching mechanism and the drive assembly.

9. The punch-in notice board for construction project management according to claim 1, characterized in that: The edge of the base is provided with a plurality of drainage holes along the circumference direction thereof.

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