Project cost progress management device

Abstract

The utility model relates to a project cost progress management device. The device comprises a base; a display device; the at least two telescopic rods comprise supporting pipes and supporting rods, the supporting rods are coaxially and movably arranged in the supporting pipes in a penetrating mode, and a locking structure is arranged between the supporting pipes and comprises a plurality of locking grooves formed around the supporting rods; the semi-rings are rotatably connected with the supporting pipe, the rotating shaft is parallel to the supporting pipe, the two semi-rings can rotate to be combined into a locking ring, limiting protrusions used for being embedded into the locking grooves are arranged on the inner sides of the semi-rings, and the limiting protrusions are suitable for being embedded into the locking grooves to limit relative movement of the supporting pipe and the supporting rod; and the fixing structure is used for fixedly connecting the two semi-rings when the two semi-rings are combined into the locking ring. According to the display device, the two semi-rings are arranged, the limiting protrusions and the locking grooves are matched to limit relative movement of the supporting pipe and the supporting rod in the axial direction, the fixing structures are fixedly connected with the two semi-rings to keep the locking state, the locking effect is good, and the situation that the display device falls is not likely to happen.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering construction, in particular to an engineering cost progress management device. Background Art

[0002] Project cost refers to the use of professional knowledge such as economics and engineering to count and predict the costs required for project construction. In actual operation, a progress management display board is needed to display its progress accordingly.

[0003] Existing construction cost progress management devices are generally equipped with a liftable display board, which is connected to the base through a telescopic rod to achieve height adjustment. The telescopic rod generally uses a locking joint to achieve the locking function, and the contraction of the joint and the movable rod of the telescopic rod generate friction to fix the telescopic rod. However, during long-term use, the locking effect of the locking joint deteriorates due to friction loss, and the display board is prone to fall, affecting normal use. Utility Model Content

[0004] Based on the above description, the utility model provides a construction cost progress management device to solve the problem that during the long-term use of the progress management device in the related technology, the locking effect of the locking joint deteriorates due to friction loss, and the display board is prone to falling, affecting normal use.

[0005] The technical solution of the utility model to solve the above technical problems is as follows:

[0006] This application provides a construction cost progress management device, and the technical solution adopted is as follows:

[0007] A construction cost progress management device, comprising:

[0008] Base;

[0009] Display devices, which are used to display the progress of the project;

[0010] At least two telescopic rods are connected to the base and the display device, the telescopic rods include a support tube and a support rod, one end of the support tube is connected to the base, one end of the support rod is connected to the display device, the support rod is coaxial with the support tube and movably penetrates the support tube, a locking structure is provided between the support tube and the support rod, and the locking structure includes:

[0011] - a plurality of locking grooves, which are arranged on the outer wall of the support rod and are opened around the support rod, and the plurality of locking grooves are spaced apart along the axial direction of the support rod;

[0012] - Two half rings connected to the support tube, wherein the central axis of the half rings is parallel to the axis of the support tube, one end of the half rings is rotatably connected to the support tube and the rotation axis is parallel to the axis of the support tube, the two half rings can be rotated to be combined into a locking ring that is coaxial with the support tube and surrounds the outside of the support rod, and the inner side of the half ring is provided with a limiting protrusion for embedding into the locking groove, which is suitable for limiting the relative movement of the support tube and the support rod by embedding the limiting protrusion into the locking groove when the two half rings are combined into the locking ring;

[0013] - A fixing structure, which is arranged between the two half rings and is used to fix the two half rings together when the two half rings are combined into the locking ring.

[0014] Preferably, the fixing structure includes a movable buckle plate, which is rotatably connected to one of the half rings and the rotation axis is parallel to the rotation axis of the half ring. The movable buckle plate is provided with a fixing protrusion, and the other half ring is provided with a fixing hole that cooperates with the fixing protrusion. When the two half rings are combined into the locking ring, the movable buckle plate can be rotated until the fixing protrusion is embedded in the fixing hole to fix the two half rings.

[0015] Preferably, the fixing structure further includes a locking bolt connected to the movable buckle plate, and the semi-ring provided with the fixing hole is provided with a screw hole matching with the locking bolt.

[0016] Preferably, at least two of the support rods are connected by a connecting rod, and a movable groove is provided on the support tube for the connecting rod to pass through and move axially along the support tube.

[0017] Preferably, the display device includes a display frame and a display board, the display frame is arranged around a horizontal axis, the display frame is connected to the base through the telescopic rod, one end of the display frame along the central axis is closed by a transparent glass plate, the display board is arranged at the other end of the display frame along the central axis, and one side of the display board is hinged to the display frame.

[0018] Preferably, a backlight strip is provided inside the display frame.

[0019] Preferably, a rain shield is provided on the top of the display frame.

[0020] Preferably, a pin for inserting into the ground is provided at the bottom of the base.

[0021] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0022] 1. The display device of the present application is connected to the base through a telescopic rod to realize the function of adjusting the height of the display device. The telescopic rod includes a support tube and a support rod. The structure is simple and the cost is low. The locking function is realized by a locking structure between the support tube and the support rod. When the length of the telescopic rod needs to be adjusted, the two semi-rings are rotated until the limiting protrusions are disengaged from the locking groove. At this time, the support rod and the support tube can move relative to each other in the axial direction to adjust the length and adjust the height of the display device. When the telescopic rod is adjusted to a suitable length, the locking ring is formed by rotating and combining the two semi-rings on the support tube, and the limiting protrusions on the inner sides of the semi-rings are embedded in the locking grooves on the support rods. The limiting protrusions and the locking grooves cooperate to limit the relative movement of the support tube and the support rod in the axial direction, so that the telescopic rod maintains the length, and the two semi-rings are fixedly connected by the fixing structure to maintain the locked state. The locking method of the locking groove and the limiting protrusion cooperates has a good locking effect, and the display device is not easy to fall.

[0023] 2. The display device of the present application is provided with a display frame, a transparent glass plate and a rotatable display board. The display board can be rotated to an open state so that the progress chart can be installed on the display board. The progress can be checked through the transparent glass window to protect the progress chart. At the same time, a backlight strip is provided in the display frame to provide lighting for convenient use at night. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic diagram of the structure of the construction cost progress management device provided by the embodiment of the utility model;

[0025] Figure 2 A schematic diagram of the structure of a display device in a construction cost progress management device provided by an embodiment of the utility model;

[0026] Figure 3 An exploded schematic diagram of a construction cost progress management device provided by an embodiment of the utility model;

[0027] Figure 4 A schematic cross-sectional structure diagram of a telescopic rod in a construction cost progress management device provided by an embodiment of the utility model;

[0028] Figure 5 for Figure 4 A magnified schematic diagram of area A in the middle.

[0029] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0030] 1. Base; 11. Plug; 2. Display frame; 21. Backlight strip; 22. Rain shield; 3. Display board; 4. Telescopic rod; 41. Support tube; 411. Movable groove; 42. Support rod; 421. Locking groove; 43. Half ring; 431. Limiting protrusion; 432. Fixing hole; 44. Locking ring; 45. Movable buckle plate; 451. Fixing protrusion; 46. Locking bolt; 5. Connecting rod; 6. Diagonal support rod. DETAILED DESCRIPTION

[0031] In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Embodiments of the present application are provided in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0032] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0033] It will be appreciated that spatial relationship terms such as "under," "beneath," "below," "under," "above," "above," etc., may be used herein to describe the relationship of an element or feature shown in the figures to other elements or features. It will be appreciated that, in addition to the orientations shown in the figures, spatial relationship terms also include different orientations of the device in use and operation. For example, if the device in the accompanying drawings is flipped, an element or feature described as "under other elements" or "under it" or "under it" will be oriented as being "above" the other elements or features. Thus, the exemplary terms "under" and "under" may include both upper and lower orientations. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations), and the spatial descriptors used herein are interpreted accordingly.

[0034] It should be noted that when an element is considered to be "connected" to another element, it can be directly connected to the other element, or connected to the other element through an intermediate element. The "connection" in the following embodiments should be understood as "electrical connection", "communication connection", etc. if the connected circuits, modules, units, etc. have electrical signals or data transmission between each other.

[0035] When used herein, the singular forms "a", "an", and "said / the" may also include plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "include / comprise" or "have" etc. specify the presence of stated features, wholes, steps, operations, components, parts or combinations thereof, but do not exclude the possibility of the presence or addition of one or more other features, wholes, steps, operations, components, parts or combinations thereof.

[0036] Reference Figure 1-5As shown, an embodiment of the present application provides a construction cost progress management device, which includes a base 1 and a display device, and the display device is connected to the base 1 through at least two telescopic rods 4.

[0037] Reference Figure 1 As shown, a pin 11 for inserting into the ground is provided at the bottom of the base 1, and the bottom surface of the base 1 is provided with an inwardly concave groove so that it can be stably installed on the ground.

[0038] Reference Figure 1-3 As shown, the display device includes a display frame 2 and a display board 3. The display frame 2 is arranged around a horizontal axis. The display frame 2 is connected to the base 1 through a telescopic rod 4. One end of the display frame 2 along the central axis is closed by a transparent glass plate. The display board 3 is arranged at the other end of the display frame 2 along the central axis. One side of the display board 3 is hinged to the display frame 2. In this embodiment, the display frame 2 is a rectangular frame. The display board 3 is hinged to a vertical side of the display frame 2 and the hinge axis is vertical. The display board 3 can be rotated to close the display frame 2. At this time, the progress meter on the display board 3 can be viewed through the transparent glass plate. At the same time, the display board 3 and the display frame 2 are fixed by a movable buckle. The display board 3 can be rotated to open the display frame 2 so that the progress meter can be installed on the display board 3. In order to facilitate night use, a backlight strip 21 is provided on the inner side of the display frame 2 for providing lighting, and a rain shield 22 is provided on the top of the display frame 2 to play a role in sunshade or rainproof.

[0039] Reference Figure 1-4 As shown, further, the telescopic rod 4 includes a support tube 41 and a support rod 42, one end of the support tube 41 is connected to the base 1, and one end of the support rod 42 is connected to the display device, the support rod 42 is coaxial with the support tube 41 and movably penetrates the support tube 41, so as to realize the telescopic function through the relative movement of the support rod 42 and the support tube 41, and in order to keep the telescopic rod 4 at a set length, a locking structure is provided between the support tube 41 and the support rod 42 for locking the support tube 41 and the support rod 42 after the length adjustment of the telescopic rod 4 is completed.

[0040] Reference Figure 1 and Figure 3-5As shown, the locking structure includes: a plurality of locking grooves 421, which are arranged on the outer wall of the support rod 42 and are opened around the support rod 42, and the plurality of locking grooves 421 are distributed at intervals along the axial direction of the support rod 42; two half rings 43 connected to the support tube 41, the central axis of the half ring 43 is parallel to the axis of the support tube 41, one end of the half ring 43 is rotatably connected to the support tube 41 and the rotation axis is parallel to the axis of the support tube 41, and the two half rings 43 can be rotated to be combined into a locking ring 44 that is coaxial with the support tube 41 and surrounds the outside of the support rod 42, and a limiting protrusion 431 for embedding in the locking groove 421 is provided on the inner side of the half ring 43, which is suitable for limiting the relative movement of the support tube 41 and the support rod 42 by embedding the limiting protrusion 431 into the locking groove 421 when the two half rings 43 are combined into the locking ring 44; a fixing structure, which is arranged between the two half rings 43 and is used to fix the two half rings 43 when the two half rings 43 are combined into the locking ring 44.

[0041] Specifically, in this embodiment, the telescopic rod 4 is illustrated vertically, and the corresponding support tube 41 and support rod 42 are both vertically arranged; two semi-rings 43 are connected to the end face of the support tube 41 close to the support rod 42, the semi-ring 43 is semicircular, and the formed locking ring 44 is circular, and the limiting protrusion 431 extends circumferentially along the semi-ring 43 in a semicircular shape. After the two semi-rings 43 are combined into the locking ring 44, the two limiting protrusions 431 are circularly embedded in the locking groove 421.

[0042] Reference Figure 4-5 As shown, the fixing structure includes a movable buckle plate 45, which can be rotatably connected to a half ring 43 and the rotation axis is parallel to the rotation axis of the half ring 43. A fixing protrusion 451 is provided on the movable buckle plate 45, and a fixing hole 432 matching with the fixing protrusion 451 is provided on the other half ring 43. When the two half rings 43 are combined into a locking ring 44, the movable buckle plate 45 can be rotated until the fixing protrusion 451 is embedded in the fixing hole 432 to fix the two half rings 43. Specifically, the movable buckle plate 45 is arranged on the outer side surface of one end of the semicircle away from the hinged end, and the corresponding fixing hole 432 is opened on the outer side surface of one end of the semicircle away from the hinged end. When the two semi-rings 43 are combined to form the locking ring 44, the movable buckle plate 45 is rotated until the fixing protrusion 451 is embedded in the fixing hole 432, and the two semi-rings 43 are fixedly connected by the cooperation of the fixing protrusion 451 and the fixing hole 432, so that the two semi-rings 43 remain in a state of being combined into the locking ring 44 to keep the support rod 42 and the support tube 41 locked; further, a locking bolt 46 is also connected to the movable buckle plate 45, and a screw hole corresponding to the semi-ring 43 where the fixing hole 432 is set is provided, and the locking bolt 46 adopts a butterfly bolt, so as to further fix the two semi-rings 43 in connection through the locking bolt 46 and the screw hole threaded cooperation to ensure the locking effect.

[0043] Reference Figure 1 and Figure 3-4As shown, further, at least two support rods 42 are connected by a connecting rod 5, and a movable groove 411 is provided on the support tube 41 for the connecting rod 5 to pass through and move axially along the support tube 41. At least two support rods 42 are connected by the connecting rod 5 to ensure synchronous movement of multiple support rods 42.

[0044] Specifically, in this embodiment, three telescopic rods 4 are provided for illustration, and the three telescopic rods 4 are spaced apart in the horizontal direction. Correspondingly, in the middle telescopic rod 4, movable grooves 411 for the connecting rod 5 to pass through are provided on both sides of the support tube 41, and a diagonal support rod 6 is provided between the two support tubes 41 on both sides and the base 1.

[0045] In some embodiments, a linear motor or an electric cylinder may be provided between the display frame 2 and the base 1 to drive the lifting and lowering of the display frame 2, so that the height adjustment is more convenient.

[0046] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A construction cost progress management device, characterized in that: include: Base (1); Display devices, which are used to display the progress of the project; At least two telescopic rods (4) are connected between the base (1) and the display device, the telescopic rods (4) comprising a support tube (41) and a support rod (42), one end of the support tube (41) is connected to the base (1), one end of the support rod (42) is connected to the display device, the support rod (42) is coaxial with the support tube (41) and movably penetrates the support tube (41), a locking structure is provided between the support tube (41) and the support rod (42), the locking structure comprising: - a plurality of locking grooves (421), which are arranged on the outer wall of the support rod (42) and are opened around the support rod (42), and the plurality of locking grooves (421) are distributed at intervals along the axial direction of the support rod (42); - two half rings (43) connected to the support tube (41), the central axis of the half rings (43) being parallel to the axis of the support tube (41), one end of the half rings (43) being rotatably connected to the support tube (41) and the rotation axis being parallel to the axis of the support tube (41), the two half rings (43) being rotatable to be combined into a locking ring (44) coaxial with the support tube (41) and surrounding the outside of the support rod (42), the inner side of the half rings (43) being provided with a limiting protrusion (431) for being embedded in the locking groove (421), suitable for limiting the relative movement of the support tube (41) and the support rod (42) by the limiting protrusion (431) being embedded in the locking groove (421) when the two half rings (43) are combined into the locking ring (44); - a fixing structure, which is arranged between the two half rings (43) and is used to fix the two half rings (43) when the two half rings (43) are combined into the locking ring (44).

2. The construction cost progress management device according to claim 1, characterized in that: The fixing structure comprises a movable buckle plate (45), wherein the movable buckle plate (45) is rotatably connected to one of the half rings (43) and the rotation axis is parallel to the rotation axis of the half ring (43); a fixing protrusion (451) is provided on the movable buckle plate (45), and a fixing hole (432) matching with the fixing protrusion (451) is provided on the other half ring (43); when the two half rings (43) are combined into the locking ring (44), the movable buckle plate (45) can be rotated until the fixing protrusion (451) is embedded in the fixing hole (432) to fix the two half rings (43) together.

3. The construction cost progress management device according to claim 2 is characterized in that: The fixing structure also includes a locking bolt (46) connected to the movable buckle plate (45), and the half ring (43) provided with the fixing hole (432) is provided with a screw hole that matches the locking bolt (46).

4. The construction cost progress management device according to claim 1 is characterized in that: At least two of the support rods (42) are connected via a connecting rod (5), and a movable groove (411) is provided on the support tube (41) for the connecting rod (5) to pass through and move axially along the support tube (41).

5. The construction cost progress management device according to claim 1 is characterized in that: The display device comprises a display frame (2) and a display board (3); the display frame (2) is arranged around a horizontal axis; the display frame (2) is connected to the base (1) via the telescopic rod (4); one end of the display frame (2) along the central axis is closed by a transparent glass plate; the display board (3) is arranged at the other end of the display frame (2) along the central axis; one side of the display board (3) is hinged to the display frame (2).

6. The construction cost progress management device according to claim 5 is characterized in that: A backlight strip (21) is provided inside the display frame (2).

7. The construction cost progress management device according to claim 5 is characterized in that: A rain shield (22) is provided on the top of the display frame (2).

8. The construction cost progress management device according to claim 1 is characterized in that: The bottom of the base (1) is provided with a pin (11) for inserting into the ground.

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