A monitoring assembly structure for a construction site

Abstract

The present application discloses a monitoring assembly structure for a construction site, which relates to the technical field of monitoring systems, including a base, a battery assembly mounted on the base, and a support rod detachably connected to the base, the support rod being vertically arranged, and the upper end of the support rod being sequentially connected to a plurality of vertically arranged connecting rods; a rotating member is arranged between the connecting rod and the supporting rod so that the plurality of connecting rods can rotate synchronously, and a monitoring system is detachably connected to one of the connecting rods; a fixed block is arranged at the upper end of the topmost connecting rod, and a fixed assembly is arranged between the fixed block and the support rod so that the fixed block can be adjusted; a solar panel is arranged on the fixed block. The present application has the beneficial effect of realizing the separate adjustment of the monitoring system and the solar panel while improving the convenience of installing the monitoring system.

Description

Technical Field

[0001] The invention relates to the technical field of monitoring systems, and in particular to a monitoring assembly structure for a construction site. Background Art

[0002] Monitoring will be installed at the construction site to ensure the safety of materials on the construction site; in the prior art, the bracket, monitoring, and solar panels that store energy for monitoring are all integrated, making transportation very inconvenient.

[0003] In the related art, a Chinese patent with publication number CN212277714U discloses a movable solar power supply monitoring system, including a base box, a universal wheel is arranged at the bottom of the base box, a box cover is rotatably arranged at the front end of the outer wall of the base box, and the inner cavity of the base box is provided with a column plate, a mesh partition, a first baffle, a partition, and a second baffle. The column plate, the mesh partition, the first baffle, the partition, and the second baffle are welded and assembled into a partition for placing batteries and photovoltaic power management modules. A support sleeve is vertically arranged at the bottom of the inner cavity of the base box, and the top of the support sleeve passes through the upper end surface of the base box.

[0004] In this patent solution, when adjusting the monitoring angle, the staff needs to push the device to move as a whole, which will cause the solar panels to change direction and prevent the solar panels from receiving sufficient sunlight. However, the separate settings of the monitoring and solar panels will increase the complexity of assembly. Summary of the invention

[0005] In order to facilitate the installation of the monitoring device and realize the separate adjustment of the monitoring device and the solar panels, the present application provides a monitoring assembly structure for a construction site.

[0006] The monitoring assembly structure of a construction site provided in this application adopts the following technical solution:

[0007] A monitoring assembly structure for a construction site comprises a base, a battery assembly mounted on the base, and a support rod detachably connected to the base, wherein the support rod is vertically arranged, and the upper end of the support rod is sequentially connected to a plurality of vertically arranged connecting rods; a rotating member is arranged between the connecting rods and the support rods so that the plurality of connecting rods can rotate synchronously, and a monitoring system is detachably connected to one of the connecting rods; a fixed block is arranged at the upper end of the uppermost connecting rod, and a fixed assembly is arranged between the fixed block and the support rod so that the fixed block can be adjusted; a solar panel is arranged on the fixed block.

[0008] By adopting the above technical solution, the assembly structure mainly includes a base, a solar panel, a support plate, a plurality of connecting rods, and a monitoring system; the staff transports the parts to the construction site and then assembles them to achieve the effect of easy transportation; and the monitoring system is installed on the connecting rod, and the solar panel is installed on the fixed block, and both are located on the support plate, which reduces the complexity of installation. In addition, through the segmented setting, the adjustment of the monitoring system is not affected by the adjustment of the solar panel, and vice versa; thereby achieving the effect of separate adjustment while facilitating installation.

[0009] Optionally, the plurality of connecting rods include, from top to bottom, a first connecting rod, a second connecting rod, and a third connecting rod; the rotating member includes a first rotating sleeve rotatably connected to the lower end of the third connecting rod, the first rotating sleeve and the third connecting rod are coaxial, and the first rotating sleeve and the support rod are threadedly connected; the upper end surface of the first connecting rod is rotatably connected to the second rotating sleeve, and the second rotating sleeve and the first connecting rod are coaxial; the second rotating sleeve and the fixed block are threadedly connected.

[0010] By adopting the above technical solution, the third connecting rod and the support rod are connected by the first rotating sleeve, the first connecting rod and the fixed block are connected by the second rotating sleeve, and the second connecting rod is connected to the first connecting rod and the third connecting rod. By rotating one of the connecting rods, the monitoring system can adjust the angle. However, since the fixed block is connected to the support rod through the fixing assembly, the solar panel will not be affected, thereby realizing the independent adjustment of the monitoring system.

[0011] Optionally, a slide groove and a guide bar are provided between the second connecting rod and the first connecting rod, and between the second connecting rod and the third connecting rod, and the guide bar is located in the slide groove; and a spring pin and a pin hole for clamping the spring pin are provided between the first connecting rod and the second connecting rod; and an adjustment assembly is provided between the second connecting rod and the third connecting rod.

[0012] By adopting the above technical solution, the slide groove and guide strip between the first connecting rod and the second connecting rod are for easy installation, so that the first connecting rod and the second connecting rod can be quickly positioned in the circumferential direction, and it is convenient for the spring pin to be clamped in the pin hole; the slide groove and guide strip between the second connecting rod and the third connecting rod are for circumferential fixation, and are used to cooperate with the adjustment component to achieve height adjustment, and then it can realize the socket relationship between several connecting rods, and realize the height adjustment of the monitoring system and the solar panel, so as to cope with different construction environments.

[0013] Optionally, the fixing assembly includes a ring arranged on the support rod, an external rod is arranged between the ring and the fixing block, and the external rod is located on the outside of the plurality of connecting rods; the fixing assembly also includes a plurality of fixing rods passed through the ring, the fixing rods pass through the support rod and are threadedly connected with fixing nuts at both ends.

[0014] By adopting the above technical solution, the connection between the fixed block and the support rod is achieved through the external rod and the collar, and the collar is detachable through the fixed rod, so that the volume of the parts is reduced and it is easy to transport; and when installing the parts, the staff can first install the support rod, and then assemble the solar panel and the fixed assembly, and connect the first connecting rod and the fixed block to connect the monitoring system. In this way, the problem of the first connecting rod located at a high place being too high and difficult to install is avoided; finally, the collar is fixed to the support rod, and the remaining connecting rods are installed, thereby improving the convenience of installation.

[0015] Optionally, the third connecting rod is provided with a plurality of adjustment holes, which are divided into a plurality of groups and are spaced apart along the axis direction of the third connecting rod; the adjustment assembly includes an adjustment rod passing through the adjustment hole, and the lower end surface of the second connecting rod abuts against the adjustment rod, and the bolts at both ends of the adjustment rod are connected with adjustment nuts; the support rod is provided with a plurality of fixing holes, which are divided into a plurality of groups and are spaced apart along the axis direction of the support rod, and the fixing rod passes through the fixing hole.

[0016] By adopting the above technical solution, the support rod and the ring can be adjusted in the height direction through the fixing hole. Therefore, when installing the relative position of the ring and the support rod, the ring can be installed at a higher place first, so that when installing the second connecting rod, there is a gap between the lower end of the second connecting rod and the upper end of the third connecting rod, which is convenient for installation and realizes the sleeve relationship; then, by adjusting the position of the adjusting rod and cooperating with the removal of the fixing rod, the second connecting rod is abutted against the adjusting rod and the height is determined.

[0017] Optionally, one end of the external rod is slidably connected to the ring, and the other end is fixed to the fixed block, and the external rod slides circumferentially along the ring; a locking bolt is threadedly connected to the external rod, and the locking bolt abuts against the ring.

[0018] By adopting the above technical solution, the external rod is slidably connected to the collar, so that the staff can adjust the angle of the solar panel individually by rotating the external rod, while the monitoring system is not affected; finally, it is fixed by a locking bolt.

[0019] Optionally, a movable rod is rotatably connected to the external connecting rod, and a plurality of semi-ring pieces are fixed to the outer side wall of the third connecting rod. The plurality of semi-ring pieces are spaced apart around the axis of the third connecting rod, and the movable rod is clamped in one of the semi-ring pieces.

[0020] By adopting the above technical solution and connecting the third connecting rod to the external connecting rod, the angle of the monitoring device can be fixed, or the monitoring system and the solar panel can be adjusted simultaneously.

[0021] Optionally, the solar cell panel and the fixed block are rotationally connected, a driving motor is also fixed on the fixed block, and gears are fixed on both the output shaft of the driving motor and the rotating shaft of the fixed block, and the two gears are meshed with each other.

[0022] By adopting the above technical solution, the solar panel can be adjusted to follow the direction of the sun through the driving motor, so that the solar panel can receive more solar energy to store energy for the battery assembly.

[0023] Optionally, a plurality of reflective strips are fixed on the plurality of connecting rods.

[0024] By adopting the above technical solution, vehicles can easily hit the monitoring equipment during night construction, so reflective strips are set to remind others to prevent them from hitting the monitoring system.

[0025] Optionally, a USB interface is provided on the support rod, and the USB interface is connected to a battery assembly; the battery assembly is detachably connected to the base.

[0026] By adopting the above technical solution, the USB interface can charge mobile phones and other electronic devices, ensuring the battery life of communication tools used in construction site operations.

[0027] In summary, the present application includes at least one of the following beneficial technical effects:

[0028] 1. The assembly structure mainly includes a base, a solar panel, a support plate, several connecting rods, and a monitoring system; the staff transports the parts to the construction site and then assembles them to achieve the effect of easy transportation and installation.

[0029] 2. A plurality of connecting rods are connected to the support rod through a first rotating sleeve and a second rotating sleeve, and a fixed rod is connected to the support rod through an external connecting rod, so that the monitoring system and the solar cell assembly can be adjusted separately. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0031] Figure 2 It is a schematic diagram of the connection structure between the base and the battery assembly.

[0032] Figure 3 It is a structural schematic diagram of a solar panel connection fixing block.

[0033] Figure 4 It is a schematic diagram of the connection structure between the collar and the external rod.

[0034] Figure 5 It is a connection diagram of the connecting rod.

[0035] Figure 6 It is a schematic diagram of the structure of the regulating component.

[0036] Description of reference numerals:

[0037] 1. Base; 2. Battery assembly; 3. Support rod; 4. Connecting rod; 5. Monitoring system; 6. Fixed block; 7. Fixed assembly; 8. Rotating part; 9. Solar panel; 10. First connecting rod; 11. Second connecting rod; 13. Third connecting rod; 14. First rotating sleeve; 15. Second rotating sleeve; 16. Slide; 17. Guide strip; 18. Spring pin; 19. Pin hole; 20. Adjusting assembly; 21. Ring; 22. External rod; 23. Fixed rod; 24. Fixed nut; 25. Adjusting hole; 26. Adjusting rod; 27. Adjusting nut; 28. Fixed hole; 30. Locking bolt; 31. Movable rod; 32. Semi-ring piece; 33. Driving motor; 34. Gear; 35. Reflective strip; 36. USB interface; 37. Box. DETAILED DESCRIPTION

[0038] The following is combined with Figure 1-6 This application is described in further detail.

[0039] The present application embodiment discloses a monitoring assembly structure for a construction site, referring to Figure 1 and 2 , including a base 1, a support rod 3 fixed to the base 1 by bolts, and the axis of the support rod 3 is vertically arranged; a box 37 is arranged on the base 1, and a battery assembly 2 is installed inside the box 37; the battery assembly 2 is at least two pieces; the middle part of the box 37 is penetrated, so that the box 37 directly passes through the support rod 3 and is installed on the base 1, so as to achieve the effect of easy installation and disassembly; a plurality of connecting rods 4 connected in sequence are arranged on the upper end of the support rod 3, and the connecting rods 4 are all arranged vertically, and the plurality of connecting rods 4 are respectively a first connecting rod 10, a second connecting rod 11, and a third connecting rod 13 from top to bottom; a monitoring system 5 is fixed to the upper end of the first connecting rod 10 by bolts, and a fixing block 6 is arranged on the upper end of the first connecting rod 10, and a solar panel 9 is installed on the fixing block 6, and the solar panel 9 is used to store electricity for the battery assembly 2, and a fixing assembly 7 is arranged between the fixing block 6 and the support rod 3, and the movement of the solar panel 9 driven by the fixing block 6 can be realized independently through the fixing assembly 7.

[0040] Reference Figure 1 , 2and 3, a rotating member 8 is provided between the third connecting rod 13 and the support rod 3; the rotating member 8 is a first rotating sleeve 14 rotatably connected to the lower end of the third connecting rod 13, the first rotating sleeve 14 and the third connecting rod 13 are coaxial, and the outer side wall of the first rotating sleeve 14 is threadedly connected to the inner side wall of the support rod 3, so that the third connecting rod 13 can rotate relative to the support rod 3; in order to facilitate the staff to install the third connecting rod 13, the first rotating sleeve 14 cannot be completely located inside the support rod 3; the upper end of the first connecting rod 10 is rotatably connected to the second rotating sleeve 15, the axis of the second rotating sleeve 15 is coaxial with the axis of the first connecting rod 10, and the outer side wall of the second rotating sleeve 15 is threadedly connected to the inner side wall of the fixed block 6, and similarly the second rotating sleeve 15 cannot be completely located inside the fixed block 6; the second connecting rod 11 is connected to the first connecting rod 10 and the third connecting rod 13.

[0041] In the above manner, the third connecting rod 13 is rotated, and through the second connecting rod 11, the first connecting rod 10 drives the monitoring device to rotate, that is, the angle is adjusted in the circumferential direction of the vertical axis; the electric energy of the monitoring system 5 comes from the battery assembly 2; because the fixed block 6 is connected to the first connecting rod 10 through the second rotating sleeve 15, and the fixed block 6 is connected to the support rod 3 through the fixed assembly 7, the rotation of the monitoring system 5 is separated from the rotation of the solar panel 9.

[0042] Reference Figure 1 and 2 The fixing assembly 7 includes a collar 21 sleeved on the support rod 3, and the collar 21 and the support rod 3 are coaxially arranged; the fixing assembly 7 also includes an external rod 22 arranged between the collar 21 and the fixing block 6; a plurality of fixing holes 28 are opened on the support rod 3, and the plurality of fixing holes 28 are all located below the first rotating sleeve 14, and the plurality of fixing holes 28 are divided into a plurality of groups and are evenly spaced along the axial direction of the support rod 3; two fixing rods 23 are penetrated by the collar 21, and the two fixing rods 23 pass through the corresponding fixing holes 28 to realize the detachable connection between the collar 21 and the support rod 3; fixing nuts 24 are threadedly connected at both ends of the fixing rod 23, and the fixing nuts 24 abut against the side wall of the collar 21; while the collar 21 is detachably connected to the support rod 3, the height of the monitoring system 5 and the solar panel 9 can be adjusted by positioning the fixing rod 23 in the fixing hole 28.

[0043] Reference Figure 2 , 3 and 4, one end of the external rod 22 is welded to the fixed block 6, and the other end of the external rod 22 is slidably connected to the collar 21, and the external rod 22 can slide circumferentially along the collar 21 to drive the solar panel 9 to rotate axially; when the solar panel 9 moves, the monitoring system 5 can be prevented from rotating; and then the solar panel 9 can be adjusted separately; a locking bolt 30 is threadedly connected to the external rod 22, and the locking bolt 30 abuts against the collar 21 to fix the external rod 22.

[0044] Reference Figure 5 and 6 A slide groove 16 and a guide bar 17 are provided between the second connecting rod 11 and the first connecting rod 10, and between the second connecting rod 11 and the third connecting rod 13, and the guide bar 17 is located in the slide groove 16; wherein the slide groove 16 is provided on the inner wall of the first connecting rod 10 and the third connecting rod 13, and the guide bar 17 is integrally provided on the outer wall of the second connecting rod 11; a spring pin 18 is provided on the upper end of the second connecting rod 11, and a pin hole 19 is opened on the lower end of the first connecting rod 10, and the pin hole 19 passes through the side wall of the first connecting rod 10, and the spring pin 18 is clamped in the pin hole 19 to realize the fixed connection between the first connecting rod 10 and the second connecting rod 11; an adjustment component 20 is provided between the second connecting rod 11 and the third connecting rod 13.

[0045] Reference Figure 5 and 6 A plurality of adjustment holes 25 are provided on the outer side wall of the upper end of the third connecting rod 13. The plurality of adjustment holes 25 are divided into a plurality of groups and are evenly spaced along the axis direction of the third connecting rod 13. The adjustment assembly 20 includes two adjustment rods 26 passing through the adjustment holes 25. Adjustment nuts 27 are respectively threadedly connected at both ends of the adjustment rods 26, and the adjustment nuts 27 abut against the outer side wall of the third sleeve. The lower end surface of the second connecting rod 11 abuts against the adjustment rod 26.

[0046] The adjustment assembly 20 and the fixing rod 23 form a match to facilitate the adjustment of the height of the monitoring system 5 and the solar panel 9, making it easy to install. During the installation process, after the support rod 3 and the box are installed, the collar 21, the external rod 22, the fixing block 6, the solar panel 9 and the first connecting rod 10, and the monitoring system 5 are first installed together to form an integral installation on the support rod 3, thereby alleviating the problem that the first connecting rod 10 is too high to be convenient for installation. When the collar 21 is installed on the support rod 3, it can be first fixed at the highest fixing hole 28 position; then the third connecting rod 13 is connected to the support rod 3; the second connecting rod 11 is connected to the support rod 3. The upper end is fixed to the first connecting rod 10 through the slide groove 16 and the guide bar 17. At the same time, there is a distance between the lower end of the second connecting rod 11 and the third connecting rod 13. The staff first determines that the adjusting rod 26 is at the height of the adjusting hole 25, and then moves the fixing rod 23 out so that the second connecting rod 11 abuts against the top of the adjusting rod 26, so that the second connecting rod 11 is sleeved on the third connecting rod 13; and the second connecting rod 11 is limited in the circumferential direction; finally, the fixing rod 23 is reinserted into the ring 21 to fix the ring 21; the staff can disassemble and install the adjusting rod 26 and the fixing rod 23 in sequence to facilitate the height adjustment.

[0047] Reference Figure 1 and 6, a movable rod 31 is also rotatably connected to the external connecting rod 22, and the rotation axis of the movable rod 31 is horizontally arranged; a plurality of semi-ring pieces 32 are welded to the outer side wall of the third connecting rod 13, and the semi-ring pieces 32 are all located below the plurality of adjustment holes 25; a plurality of semi-ring pieces 32 are evenly spaced along the circumferential direction of the axis of the third connecting rod 13, and the movable rod 31 is clamped in the semi-ring piece 32; when the movable rod 31 is connected to the semi-ring piece 32 and the locking bolt 30 is fixed to the collar 21, the monitoring system 5 and the solar panel 9 are fixed; when the movable rod 31 is disengaged from the semi-ring piece 32 and the locking bolt 30 is fixed to the collar 21, the monitoring system 5 can be adjusted separately; when the movable rod 31 is connected to the semi-ring piece 32 and the locking bolt 30 is not in contact with the collar 21, the monitoring system 5 and the solar panel 9 can rotate synchronously.

[0048] The solar panel 9 is rotatably connected to the fixed block 6, and the solar panel 9 can also be detached from the fixed block 6; a driving motor 33 is also fixed to the fixed block 6 by bolts, and gears 34 are fixed to the output shaft of the driving motor 33 and the rotating shaft of the fixed block 6, and the two gears 34 are meshed with each other; the rotation of the driving motor 33 can drive the solar panel 9 to move through the gear 34, and the solar panel 9 can realize automatic light chasing.

[0049] Reference Figure 1 and 4 A USB interface 36 is provided on the support rod 3, and the USB interface 36 is powered by the battery assembly 2; a plurality of reflective strips 35 are pasted on the second connecting rod 11 for warning.

[0050] The implementation principle of the monitoring assembly structure of a construction site in the embodiment of the present application is as follows: install the support rod 3, and sleeve the box body 37 on the support rod 3; then install the collar 21, the external rod 22, the fixing block 6, the solar panel 9, the monitoring system 5 and the first connecting rod 10 together to form a whole installed on the support rod 3; when the collar 21 is installed on the support rod 3, it can be first fixed at the highest fixing hole 28 position; then the third connecting rod 13 is connected to the support rod 3; the second connecting rod 11 is fixed to the first connecting rod 10 at the upper end through the slide groove 16 and the guide bar 17, and the lower end of the second connecting rod 11 and the third connecting rod 13 are fixed to the first connecting rod 10 at the lower end. There is a spacing between the connecting rods 13. The staff first determines that the adjusting rod 26 is at the height of the adjusting hole 25, and then moves the fixing rod 23 out so that the second connecting rod 11 abuts against the top of the adjusting rod 26, so that the second connecting rod 11 is sleeved on the third connecting rod 13; and the second connecting rod 11 is limited in the circumferential direction; finally, the fixing rod 23 is reinserted into the ring 21 to fix the ring 21; the third connecting rod 13 or the external rod 22 is rotated to adjust the monitoring system 5 and the solar panel 9. After the adjustment, the locking bolt 30 fixes the external rod 22, and the movable rod 31 fixes the third connecting rod 13 to achieve positioning.

[0051] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A monitoring assembly structure for a construction site, comprising a base (1), and a battery assembly (2) mounted on the base (1), characterized in that: The invention comprises a support rod (3) detachably connected to a base (1), the support rod (3) being arranged vertically, and the upper end of the support rod (3) being sequentially connected to a plurality of connecting rods (4) arranged vertically; a rotating member (8) being arranged between the connecting rod (4) and the support rod (3) so that the plurality of connecting rods (4) can rotate synchronously, and a monitoring system (5) being detachably connected to one of the connecting rods (4); a fixing block (6) being arranged at the upper end of the uppermost connecting rod (4), and a fixing assembly (7) being arranged between the fixing block (6) and the support rod (3) so that the fixing block (6) can be adjusted; and a solar cell panel (9) being arranged on the fixing block (6); The plurality of connecting rods (4) include, from top to bottom, a first connecting rod (10), a second connecting rod (11), and a third connecting rod (13); the rotating member (8) includes a first rotating sleeve (14) rotatably connected to the lower end of the third connecting rod (13), the first rotating sleeve (14) and the third connecting rod (13) are coaxial, and the first rotating sleeve (14) and the support rod (3) are threadedly connected; the upper end surface of the first connecting rod (10) is rotatably connected to a second rotating sleeve (15), the second rotating sleeve (15) and the first connecting rod (10) are coaxial; the second rotating sleeve (15) and the fixed block (6) are threadedly connected; The solar cell panel (9) and the fixed block (6) are rotatably connected, a driving motor (33) is also fixed on the fixed block (6), and gears (34) are fixed on the output shaft of the driving motor (33) and the rotating shaft of the fixed block (6), and the two gears (34) are meshed with each other.

2. A monitoring assembly structure for a construction site according to claim 1, characterized in that: A slide groove (16) and a guide bar (17) are arranged between the second connecting rod (11) and the first connecting rod (10), and between the second connecting rod (11) and the third connecting rod (13), and the guide bar (17) is located in the slide groove (16); and a spring pin (18) and a pin hole (19) for clamping the spring pin (18) are arranged between the first connecting rod (10) and the second connecting rod (11); and an adjustment component (20) is arranged between the second connecting rod (11) and the third connecting rod (13).

3. A monitoring assembly structure for a construction site according to claim 2, characterized in that: The fixing assembly (7) comprises a collar (21) arranged on the support rod (3), an external connecting rod (22) is arranged between the collar (21) and the fixing block (6), and the external connecting rod (22) is located outside the plurality of connecting rods (4); the fixing assembly (7) also comprises a plurality of fixing rods (23) passing through the collar (21), the fixing rods (23) passing through the support rod (3) and having fixing nuts (24) threadedly connected at both ends.

4. The monitoring assembly structure for a construction site according to claim 3, characterized in that: The third connecting rod (13) is provided with a plurality of adjustment holes (25), which are divided into a plurality of groups and are arranged at intervals along the axis direction of the third connecting rod (13); the adjustment assembly (20) comprises an adjustment rod (26) which is inserted into the adjustment hole (25), and the lower end surface of the second connecting rod (11) abuts against the adjustment rod (26), and adjustment nuts (27) are bolted at both ends of the adjustment rod (26); the support rod (3) is provided with a plurality of fixing holes (28), which are divided into a plurality of groups and are arranged at intervals along the axis direction of the support rod (3), and the fixing rod (23) passes through the fixing holes (28).

5. The monitoring assembly structure for a construction site according to claim 4, characterized in that: One end of the external connecting rod (22) is slidably connected to the collar (21), and the other end is fixed to the fixing block (6), and the external connecting rod (22) slides circumferentially along the collar (21); a locking bolt (30) is threadedly connected to the external connecting rod (22), and the locking bolt (30) abuts against the collar (21).

6. The monitoring assembly structure for a construction site according to claim 5, characterized in that: A movable rod (31) is rotatably connected to the external connecting rod (22), and a plurality of semi-ring pieces (32) are fixed to the outer side wall of the third connecting rod (13). The plurality of semi-ring pieces (32) are arranged at intervals around the axis of the third connecting rod (13), and the movable rod (31) is clamped in one of the semi-ring pieces (32).

7. The monitoring assembly structure for a construction site according to claim 1, characterized in that: A plurality of reflective strips (35) are fixed on the plurality of connecting rods (4).

8. The monitoring assembly structure for a construction site according to claim 1, characterized in that: The support rod (3) is provided with a USB interface (36), and the USB interface (36) is connected to the battery assembly (2); the battery assembly (2) is detachably connected to the base (1).

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