CN111970483B - Safety monitoring device for bridge construction process - Google Patents
Safety monitoring device for bridge construction process Download PDFInfo
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- CN111970483B CN111970483B CN202010665686.1A CN202010665686A CN111970483B CN 111970483 B CN111970483 B CN 111970483B CN 202010665686 A CN202010665686 A CN 202010665686A CN 111970483 B CN111970483 B CN 111970483B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- Mechanical Engineering (AREA)
- Studio Devices (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a safety monitoring device for a bridge construction process, which is applied to the technical field of bridge construction monitoring, and the technical scheme comprises a bridge body, and also comprises guard walls poured on two sides of the bridge body, a plurality of embedded blocks embedded on the side walls of the guard walls, a box body positioned on one side of the guard walls, a plurality of insert posts arranged on the inner wall of the box body, a bracket arranged on the box body and a camera arranged on the bracket, wherein the side walls of the embedded blocks are internally provided with slots, the side walls of the box body are provided with a plurality of through holes, one ends of the insert posts penetrate through the through holes and extend into the slots, and the side walls of the insert posts are provided with locking parts fixedly connected with the slot walls of the slots; this safety monitoring device, the dismouting is simple, makes things convenient for personnel to constantly adjust the position along with the progress of bridge construction to increase monitoring range improves monitoring efficiency.
Description
Technical Field
The invention relates to the technical field of bridge construction monitoring, in particular to a safety monitoring device for a bridge construction process.
Background
With the continuous development of the large-span bridge construction in China, in the bridge construction process, as the structure of the bridge is more complicated than the road surface, in order to ensure the construction safety and quality of the bridge structure, the whole construction process needs to be monitored, so that the safety department of the bridge construction can know the site condition of the bridge construction in time.
The existing Chinese patent with the publication number of CN207848890U discloses a monitoring device for a bridge, which comprises a bridge body, wherein a support rod is welded on the bridge body, a protective frame is fixed at the top of the support rod through a screw, the monitoring device body is installed in the protective frame, a control rod is riveted on one side of the monitoring device body, a visible window is installed on one side of the protective frame, a push rod motor is installed at the top of the protective frame, the output end of the push rod motor is connected with a push rod, and one side of the push rod is welded with the control rod; when weather preferred, usable controller order push rod motor drives the supervisory equipment body and shifts out the protective frame and monitor the operation, and when weather was relatively poor, usable push rod motor pulled back the supervisory equipment body, and the operation is monitored to the visual window of control body accessible, does not influence the control operation when the protection.
However, the above technical solutions have the following disadvantages: because during actual construction, the construction area and the potential safety hazard area of bridge job site are constantly changed along with the progress of bridge construction, but above-mentioned supervisory equipment's bracing piece welding sets up on the bridge body, and the dismouting difficulty leads to supervisory equipment's monitoring area certain, consequently, designs a bridge construction safety monitoring equipment who makes things convenient for job site dismouting and is the problem that awaits the solution urgently.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the safety monitoring device for the bridge construction process, which is simple to disassemble, can continuously adjust the position along with the bridge construction progress so as to enlarge the monitoring range and has high monitoring efficiency.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a safety monitoring device for bridge work progress, includes the bridge body, still including pour set up the revetment of bridge body both sides, pre-buried a plurality of buried pieces that set up on the revetment lateral wall, be located the box of revetment one side, set up a plurality of post of inserting on the box inner wall, set up the support on the box and install the camera on the support, be equipped with the slot in the lateral wall of buried piece, the lateral wall of box is equipped with a plurality of through-holes, the one end of inserting the post is passed the through-hole and is stretched into in the slot, the lateral wall of inserting the post is equipped with the cell wall fixed connection of retaining member and slot.
By adopting the technical scheme, the inserting columns are inserted into the slots, the inserting columns are fixed in the slots by utilizing the locking pieces, and then the box body can be arranged on the side wall of the retaining wall; when the retaining wall is poured, the embedded blocks are embedded in the retaining wall, so that the box body is installed at a proper position by personnel along with the construction progress of the bridge, and the construction site can be monitored in real time through the camera; this safety monitoring device can be along with the construction progress, and the position of adjustment camera has increased monitoring range, has improved monitoring efficiency.
The invention is further configured to: the retaining member is established including the cover and is inserted the external screw thread ring on the post, set up the internal thread ring at the slot inner wall, be equipped with a plurality of post pivoted rotating members of inserting of drive in the box, external screw thread ring threaded connection is at the interior rampart of internal thread ring.
By adopting the technical scheme, the inserting column is aligned to the notch of the slot, the box body is translated towards the direction of the retaining wall, the rotating piece is used for driving the rotating piece of the towing rod inserting column to rotate, the external thread ring can be rotated into the internal thread ring, and the external thread ring is matched with the internal thread ring, so that the self-locking function is realized, and the inserting column can be fixed in the slot; this locking mode to along with the construction progress, fix the lateral wall at the revetment with the box is quick, the dismouting is efficient.
The invention is further configured to: the rotating piece comprises a plurality of fluted discs which are rotatably arranged on the inner wall of the box body and are meshed with each other, and a first rotating shaft which is arranged at the axle center of one fluted disc side wall, wherein the inserting column is fixedly connected with one end of the box body and the axle center of the fluted disc side wall, and one end of the first rotating shaft, far away from the fluted disc, extends out of the outer wall of the box body and is connected with a handle.
By adopting the technical scheme, personnel rotate the first rotating shaft through the handle, the plurality of fluted discs are meshed with each other, so that the plurality of fluted discs rotate to drive the inserted columns to rotate, and meanwhile, the box body is translated towards the direction of the retaining wall, so that the external thread ring rotates into the internal thread ring, and the inserted columns can be fixed in the slots, so that the box body is fixed on the side wall of the retaining wall, and the monitoring of a camera is facilitated; this installation monitoring device can be along with the construction progress of bridge, and the continuous adjustment position has increased monitoring range, and monitoring efficiency is high.
The invention is further configured to: the inserting column is internally provided with a cavity, the locking piece comprises a plurality of supporting blocks which are arranged in the cavity at equal intervals, the side wall of the inserting column is provided with a plurality of sliding openings along the axial direction at equal intervals, the groove wall of the inserting groove is provided with a supporting groove corresponding to the sliding openings, a driving piece which drives the plurality of supporting blocks to slide along the radial direction of the inserting column is arranged in the cavity, and the supporting blocks penetrate through the sliding openings and slide to the supporting grooves.
By adopting the technical scheme, the driving piece is utilized to drive the plurality of abutting blocks to synchronously slide, so that the abutting blocks penetrate through the sliding openings and are inserted into the abutting grooves; the matching of the resisting groove and the resisting block plays a role in positioning the movement of the inserted column in the slot, so that the inserted column can be prevented from moving out of the slot, and the stability of the inserted column in the slot is improved; this drive mode, easy operation to personnel install the lateral wall at the revetment with the box, the monitoring efficiency is high.
The invention is further configured to: the driving piece includes with insert post axial syntropy second pivot, cover establish the epaxial a plurality of gears of second pivot and with gear engagement's rack, the inner wall of cavity just is equipped with the guide way along inserting the post radially, the guide way internal slipping of rack, support the piece and set up the end wall at the rack, the second pivot passes the end wall of inserting the post, the outer wall of box in proper order and is connected with the handle.
By adopting the technical scheme, a person rotates the second rotating shaft through the handle to drive the gears to rotate, so that the rack slides in the guide groove, the abutting block can penetrate through the sliding opening and be inserted into the abutting groove, and the inserting column can be fixed in the inserting groove; this driving method, easy operation makes things convenient for the dismouting, makes things convenient for personnel to install the box in suitable position according to the construction progress, improves monitoring efficiency.
The invention is further configured to: the outer wall of box is equipped with a piece, be equipped with the battery in the box, the upper surface of a piece is equipped with the spout, the internal slipping of spout is equipped with the slider, the lateral wall of slider is equipped with first metal iron sheet, be connected with first wire on the battery, first wire passes the outer wall of box and is connected with first metal iron sheet electricity, the lateral wall of support piece is equipped with the electro-magnet, the pre-buried piece is the iron plate, the spout rather than the notch adjacent one side cell wall be equipped with second metal iron sheet, the electro-magnet is connected with the second wire and is connected with second metal iron sheet electricity, be equipped with the sliding piece that the drive slider slided in the spout in the second pivot.
Through adopting above-mentioned technical scheme, slide to second metal iron sheet direction through the piece drive slider that slides for first metal iron sheet and second metal iron sheet inhale with, utilize battery and first wire to provide the power to first metal iron sheet, through utilizing the second wire, make second metal iron sheet and electro-magnet electricity be connected, and then the electro-magnet produces magnetic field, and adsorb and fix on the cell wall that supports the groove, thereby improved the stability that the post is located the slot, so that the lateral wall at the revetment is fixed to the box stability.
The invention is further configured to: the sliding piece comprises two support plates, a shifting rod, a vertical plate, a fixed shaft, an upper supporting rod, a lower supporting rod, a convex block and a spring, wherein the two support plates are obliquely arranged on the side wall of the second rotating shaft, the shifting rod is arranged on the side wall of the lower end of each support plate, the vertical plate is arranged on the top wall of each supporting block, the fixed shaft is fixed on the side wall of the vertical plate, the upper supporting rod and the lower supporting rod are respectively rotatably connected with the fixed shaft, the convex block is respectively arranged at one end, far away from the fixed shaft, of the upper supporting rod and the lower supporting rod, the spring is arranged between the two convex blocks, the bottom end of the lower supporting rod is fixedly connected with the side wall of the sliding block, one of the shifting rod is abutted against the side wall of the upper supporting rod, the first metal iron sheet and the second metal iron sheet are attracted and fixed on the groove wall of the abutting groove.
By adopting the technical scheme, when the second rotating shaft is rotated and the abutting block is inserted into the abutting groove, simultaneously drives the support plates to rotate, so that the deflector rod on the side wall of one support plate is abutted against the side wall of the upper support rod, thereby driving the top end of the upper support rod to rotate towards the direction of the second metal iron sheet, the included angle between the upper support rod and the lower support rod is increased, at the same time, the spring is stretched, when the upper supporting rod rotates to the central axis of the lower supporting rod and is positioned on the same horizontal line, the spring retracts, the lower supporting rod is driven to rotate towards the direction of the second metal iron sheet by utilizing the resetting capability of the spring, the included angle between the lower supporting rod and the upper supporting rod is gradually reduced, then the slide block slides towards the second metal iron sheet until the first metal iron sheet and the second metal iron sheet are attracted, and then the electromagnet is electrified and generates a magnetic field, and the electromagnet is adsorbed and fixed on the groove wall of the abutting groove, so that the stability of the inserted column fixed in the slot is improved.
The invention is further configured to: two the contained angle between the relative lateral wall of extension board is less than 90, the lateral wall of riser just is located the both sides of going up branch and is equipped with spacing post.
By adopting the technical scheme, the angle between the two support plates is set to be smaller than 90 degrees, so that the two support plates are driven to be respectively close to or far away from the upper support rod when the second rotating shaft rotates, the deflector rod on one support plate can be abutted against the side wall of the upper support rod, and the upper support rod is driven to rotate towards the direction close to or far away from the second metal iron sheet; the setting of spacing post is carried on spacingly to the turned angle of last branch for when last branch rotated to suitable position, the spring in time resets, and then drives the slider and is close to or keep away from second metal iron sheet.
The invention is further configured to: the cover that slides in the second pivot is equipped with the holding ring, the interior rampart of holding ring is equipped with the stopper, the outer wall of second pivot is equipped with the spacing groove that supplies the stopper to slide along its axial, the stopper end wall is equipped with two relative locating pieces, the outer wall of box is equipped with and supplies locating piece male constant head tank, threaded connection has lock nut in the second pivot and tightly supports the lateral wall at the holding ring.
By adopting the technical scheme, when the electric quantity of the storage battery is insufficient, the first metal iron sheet and the second metal iron sheet are not conductive; at the moment, a person can slide the positioning ring to enable the positioning block to be inserted into the slot, then the locking nut is rotated to enable the locking nut to tightly abut against the positioning ring and back to the side wall of the positioning block, and therefore the positioning block can be fixed in the positioning groove; the cooperation of stopper and spacing groove, to the spacing and the effect of direction of the slip location of holding ring for the holding ring cover that slides is established in the second pivot, avoids inserting the locating piece back in the constant head tank, and the holding ring rotates along with the second pivot, has realized the fixed to the second pivot, avoids the rotation of second pivot, has improved to support the piece and is located the stability of supporting the inslot.
The invention is further configured to: the supporting wall is characterized in that a plurality of supporting blocks are arranged on one side of the protecting wall at equal intervals along the length direction of the protecting wall, rubber shock pads are glued to the upper surfaces of the supporting blocks and abut against the lower surface of the box body, screw rods are arranged on the side walls of the supporting blocks, and pre-buried pipes in threaded fit with the screw rods are pre-buried in the side walls of the protecting wall.
By adopting the technical scheme, the arrangement of the screw rod and the embedded pipe facilitates the installation of the bearing block on the side wall of the retaining wall so as to bear the box body; rubber shock pad has good shock attenuation and buffering effect, has strengthened the compactness of laminating between box lateral wall and the bearing piece lateral wall to can stabilize the bearing box, improve the stability of control process.
In conclusion, the beneficial technical effects of the invention are as follows:
1. when the bridge is constructed, the embedded blocks are embedded in the side walls of the retaining walls in advance, so that the box body is convenient to install, and further, along with the construction progress, a worker can adjust the camera to a proper position, the monitoring range is enlarged, and the monitoring efficiency is high;
2. the external thread ring is matched with the internal thread ring through threads, has a self-locking function, and can stably fix the box body on the side wall of the retaining wall;
3. the storage battery and the first lead are used for supplying power to the first metal iron sheet, when the first metal iron sheet and the second metal iron sheet are attracted and electrified, the second lead is used for electrically connecting the electromagnet with the second metal iron sheet, the electromagnet generates a magnetic field, the abutting block can be fixed in the abutting groove in an adsorbing mode, and therefore the stability of the inserting column in the inserting groove is improved, and the box body is fixed on the side wall of the retaining wall stably;
4. the locating ring slides for the locating piece inserts in the constant head tank, then rotates lock nut and tightly supports the lateral wall at the locating ring, and then can fix the locating piece in the constant head tank, when can avoiding the electric quantity of battery not enough, has realized the fixed to the second pivot, has improved to support the piece and is located the stability of supporting the inslot.
Drawings
Fig. 1 is an overall sectional structural schematic diagram of the first embodiment.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is an enlarged schematic view of a portion B of fig. 1.
FIG. 4 is a schematic sectional view showing the positional relationship between the support block and the housing.
Fig. 5 is a schematic cross-sectional view illustrating a second embodiment of an interposer located in a socket.
FIG. 6 is a schematic cross-sectional view of the second embodiment of the present invention with the middle insert post inside the case.
Fig. 7 is an enlarged structural view of a portion C in fig. 6.
Fig. 8 is an enlarged schematic view of a portion D in fig. 7.
Fig. 9 is a schematic structural diagram for showing a positional relationship between the sliding member and the second rotating shaft.
Reference numerals: 1. a bridge body; 2. wall protection; 3. pre-burying blocks; 4. a box body; 5. inserting a column; 6. a support; 7. a camera; 8. a slot; 9. a locking member; 91. an externally threaded ring; 92. an internally threaded ring; 93. a rotating member; 931. a fluted disc; 932. a first rotating shaft; 933. a handle; 10. a cavity; 11. a resisting block; 12. a sliding port; 13. a butting groove; 14. a drive member; 141. a second rotating shaft; 142. a gear; 143. a rack; 144. a guide groove; 145. a handle; 15. supporting a block; 16. a transparent protective cover; 17. a chute; 18. a slider; 19. a first metallic iron sheet; 20. a first conductive line; 21. an electromagnet; 22. a second metallic iron sheet; 23. a second conductive line; 24. a sliding member; 241. a support plate; 242. a deflector rod; 243. a vertical plate; 244. a fixed shaft; 245. an upper support rod; 246. a lower support rod; 247. a bump; 248. a spring; 25. a limiting column; 26. a positioning ring; 27. a limiting block; 28. a limiting groove; 29. positioning blocks; 30. positioning a groove; 31. locking the nut; 32. a bearing block; 33. a rubber shock pad; 34. a screw; 35. and (4) embedding the pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1, the safety monitoring device for the bridge construction process disclosed by the invention comprises a bridge body 1, two retaining walls 2 are poured on two sides of the top wall of the bridge body 1, cameras 7 are mounted on opposite side walls of the two retaining walls 2, the cameras 7 are 360-degree full-view-angle automatic cameras, and the monitoring range is wide, so that the bridge construction can be monitored in real time.
Referring to fig. 1 and 2, in order to facilitate installation of a camera 7, a box body 4 is arranged on one side of a retaining wall 2, the box body 4 is an electric cabinet electrically connected with the camera 7, a support 6 is arranged on the upper surface of the box body 4, the camera 7 is installed on the support 6, a plurality of through holes (not shown in the figure) are formed in the side wall of the box body 4, a plurality of inserting columns 5 are uniformly distributed on the inner wall of the box body 4, one ends of the inserting columns 5 penetrate through the through holes and extend out of the side wall of the box body 4, a plurality of embedded blocks 3 are prepared in advance when the retaining wall 2 is poured, the embedded blocks 3 are respectively embedded in opposite side walls of the two retaining walls 2, slots 8 for inserting the inserting columns 5 are formed in the side walls of the embedded blocks 3, locking pieces 9 are arranged on the side walls of the inserting columns 5 and fixed on the slot walls of the slots 8, and the box body 4 can be installed on the side walls of the retaining walls 2; adopt the safety monitoring device that above-mentioned structure constitutes, when the bridge construction, through pre-buried setting of preburied block 3 in the lateral wall of dado 2 in advance, and then along with the progress of construction, make things convenient for the staff to fix camera 7 adjustment to suitable position, increased monitoring range, the monitoring efficiency is high.
Referring to fig. 2 and 3, the locking member 9 includes an external thread ring 91 sleeved on the insert post 5 and an internal thread ring 92 disposed in the insert slot 8, the longitudinal section of the insert slot 8 is circularly disposed so as to be matched with the internal thread ring 92, a rotating member 93 for driving the plurality of insert posts 5 to rotate is disposed in the box body 4, so that the external thread ring 91 can be rotated into the internal thread ring 92, and the external thread ring 91 and the internal thread ring 92 are matched to realize a self-locking function, so that the insert posts 5 can be fixed in the insert slot 8; this locking mode makes things convenient for personnel quick fixes box 4 at the lateral wall of dado 2, and the dismouting is efficient.
Referring to fig. 2 and 3, the rotary member 93 includes three toothed discs 931 disposed on the end walls of the insert posts 5 and facing away from the external threaded ring 91, in this embodiment, the number of the insert posts 5 and the number of the toothed discs 931 are three, the toothed discs 931 are rotatably disposed on the inner wall of the box 4, the three toothed discs 931 are engaged with each other, one of the toothed discs 931 and the side wall facing away from the insert posts 5 are provided with first rotating shafts 932, one ends of the first rotating shafts 932 far away from the toothed discs 931 extend out of the outer wall of the box 4 and are connected with handles 933, by rotating the handles 933, the first rotating shafts 932 are driven to rotate, and then one of the toothed discs 931 rotates to drive the other two toothed discs 931 to rotate, so as to drive the insert posts 5 to rotate, and simultaneously move the box 4 toward the side wall of the retaining wall 2, so as to rotate the external threaded ring 91 into the internal threaded ring 92, so that the insert posts 5 can be fixed in the slots 8, and finally the box 4 can be mounted on the side wall of the retaining wall 2; this rotation mode, easy operation makes things convenient for the dismouting to constantly adjust the position along with the progress of bridge construction, increased monitoring range, improved control efficiency.
Referring to fig. 2 and 4, the support 6 includes the backup pad that is used for bearing camera 7 and sets up the montant in four corners of the lower surface of backup pad, and the bolt is passed through to the bottom of montant and installs the upper surface at box 4, installs transparent protection casing 16 through the bolt in the backup pad, and transparent protection casing 16 covers and establishes in camera 7 top, plays the effect of protection to camera 7.
Refer to fig. 4, for further strengthening the stability of box 4 installation on 2 lateral walls of revetment, revetment 2 is located one side of bridge body 1 and has a plurality of bearing blocks 32 along its length direction equidistant range, box 4 is located the top of bearing block 32, the upper surface glue of bearing block 32 is equipped with the rubber pad shock pad and hugs closely at the lower surface of box 4, rubber shock pad 33 has good shock attenuation and buffering effect, the compactness of laminating between 4 lateral walls of box and the bearing block 32 lateral wall has been strengthened, so that bearing box 4 can be stabilized, the stability of the control process has been improved.
Pre-buried being equipped with embedded pipe 35 in the lateral wall of revetment 2, the pipe wall of embedded pipe 35 is established to the screw thread, and the boundary wall of bearing piece 32 is equipped with embedded pipe 35 screw-thread fit's screw rod 34, and when the position of box 4 was adjusted to needs, screw rod 34 and embedded pipe 35's setting, easy to assemble bearing piece 32 to 4 outriggers of box, the construction of convenient follow-up revetment 2 is maintained simultaneously, convenient and practical.
The working principle of the first embodiment is as follows: firstly, the box body 4 is placed on the bearing block 32, then a person holds the handle 933 to drive the second rotating shaft (the first rotating shaft 932 to rotate) so as to drive the 3 fluted discs 931 to rotate, and simultaneously, the box body 4 is translated towards the direction of the retaining wall 2 so as to rotate the external thread ring 91 into the internal thread ring 92, so that the inserting columns 5 can be fixed in the inserting grooves 8, the box body 4 is fixed on the side wall of the retaining wall 2, the installation of the camera 7 is realized, and the monitoring is convenient; this installation monitoring device can be along with the bridge construction progress, and the continuous adjustment position has increased monitoring range, and the control is efficient.
Example two:
a safety monitoring device for bridge construction process, referring to fig. 5 and 6, is different from the first embodiment in the structure of the locking member 9:
the locking piece 9 comprises a plurality of abutting blocks 11 which are arranged at equal intervals along the axial direction of the inserting column 5, the number of the inserting column 5 in the embodiment is two, the two inserting columns 5 are arranged in parallel along the height direction of the box body 4, the longitudinal section of the inserting column 5 is rectangular, the inserting slot 8 is matched with the inserting column 5, a cavity 10 for accommodating the abutting blocks 11 is arranged in the inserting column 5, the side wall of the inserting column 5 is provided with sliding ports 12 which are in one-to-one correspondence with the abutting blocks 11, the groove wall of the inserting slot 8 is provided with abutting slots 13 which are corresponding to the sliding ports 12, a driving piece 14 for driving the abutting blocks 11 to synchronously slide along the radial direction of the inserting column 5 is arranged in the cavity 10, in the locking mode, after the inserting column 5 into the inserting slot 8, the abutting blocks 11 are inserted into the abutting slots 13 by using the driving piece 14, the positioning effect is achieved on the movement of the inserting column 5 in the inserting slot 8, the inserting column 5 is prevented from moving out of the inserting slot 8, and the box body 4 can be arranged on the side wall of the protective wall 2, and the monitoring is convenient.
Referring to fig. 5 and 6, the driving member 14 includes a second rotating shaft 141 axially equidirectional with the plug post 5, a plurality of gears 142 sleeved on the second rotating shaft 141, and a rack 143 engaged with the gears 142, the inner wall of the cavity 10 is provided with a guide groove 144 for the rack 143 to slide, the guide groove 144 is equidirectional with the height direction of the plug post 5, the plurality of gears 142 are in one-to-one correspondence with the plurality of abutting blocks 11, one end of the second rotating shaft 141 is rotatably connected with the inner wall of the cavity 10, and the other end of the second rotating shaft 141 sequentially passes through the end wall of the plug post 5 and the side wall of the box 4 and is connected with a handle 145.
A person holds the handle 145 to rotate the second rotating shaft 141, drives the plurality of gears 142 to rotate, drives the rack 143 to slide in the guide groove 144, and further can insert the abutting block 11 into the abutting groove 13 after penetrating through the sliding opening 12, so that the inserted column 5 can be fixed in the inserting groove 8; this driving method, easy operation makes things convenient for the dismouting to according to the construction progress, install box 4 in suitable position, improve monitoring efficiency.
Referring to fig. 5 and 7, in order to further improve the stability of the abutting block 11 in the abutting groove 13, in this embodiment, the embedded block 3 is made of an iron block made of iron, the side wall of the abutting block 11 is provided with an electromagnet 21, and after the abutting block 11 is inserted into the abutting groove 13, the abutting block 11 can be stably fixed in the abutting groove 13 by energizing the electromagnet 21, so that the stability of the box 4 fixed on the side wall of the retaining wall 2 is improved, and the camera 7 can be stably monitored.
A support block 15 is fixedly welded on the side wall of the box body 4 and located on the second rotating shaft 141, the length direction of the support block 15 is perpendicular to the axial direction of the second rotating shaft 141, the upper surface of the supporting block 15 is provided with a sliding groove 17 along the length direction thereof, the sliding groove 17 is internally provided with a sliding block 18 in a sliding manner, the side wall of the sliding block 18 is provided with a first metal iron sheet 19, the side wall of the sliding groove 17 adjacent to the notch thereof is provided with a second metal iron sheet 22, the first metal iron sheet 19 is opposite to the second metal iron sheet 22, the side walls of the electromagnets 21 are connected with second leads 23, the second leads 23 penetrate through the top wall of the abutting block 11 and are electrically connected with the second metal iron sheet 22 by (extending out of) the side wall of the abutting block 11, a storage battery (not shown in the figure) is arranged in the box body 4, the side wall of the storage battery is connected with a first lead 20, the first lead 20 penetrates through the outside of the side wall of the box body 4 and is electrically connected with the first metal iron sheet 19, and the side wall of the second rotating shaft 141 is provided with a sliding piece 24 for driving the sliding block 18 to slide in the sliding groove 17.
Slide to the second metal iron sheet 22 direction through 24 drive sliders 18 of glide for first metal iron sheet 19 and second metal iron sheet 22 inhale with, utilize battery and first wire 20 to provide the power to first metal iron sheet 19, through utilizing second wire 23, make second metal iron sheet 22 and electro-magnet 21 electricity be connected, and then electro-magnet 21 produces magnetic field, and adsorb to fix on the cell wall that supports groove 13, and then improved the stability that insert post 5 is located slot 8, so that box 4 stably fixes the lateral wall at revetment 2.
Referring to fig. 7 and 8, in order to avoid the insufficient electric quantity of the storage battery and influence the stability of the abutting block 11 in the abutting groove 13, a positioning ring 26 is slidably sleeved on the second rotating shaft 141, two opposite positioning blocks 29 are arranged on the end wall of the limiting block 27, a positioning groove 30 for inserting the positioning block 29 is arranged on the outer wall of the box body 4, a locking nut 31 is in threaded connection with the second rotating shaft 141 and tightly abuts against the side wall of the positioning ring 26, and threads matched with the locking nut 31 are arranged on the side wall of the second rotating shaft 141.
Sliding the positioning ring 26 to insert the positioning block 29 into the positioning groove 30, and then rotating the locking nut 31 to make the locking nut 31 tightly abut against the positioning ring 26 and face away from the side wall of the positioning block 29, so that the positioning block 29 can be fixed in the positioning groove 30; the inner ring wall of the positioning ring 26 is provided with a limiting block 27, the outer wall of the second rotating shaft 141 is provided with a limiting groove 28 for the limiting block 27 to slide along the axial direction, and the positioning ring 26 is limited in sliding and guiding, so that the positioning ring 26 is sleeved on the second rotating shaft 141 in a sliding manner, and after the positioning block 29 is prevented from being inserted into the positioning groove 30, the positioning ring 26 rotates synchronously with the second rotating shaft 141, thereby fixing the second rotating shaft 141, preventing the second rotating shaft 141 from rotating, and improving the stability of the abutting block 11 (fig. 6) in the abutting groove 13 (fig. 6).
Referring to fig. 7 and 9, the sliding member 24 includes a spring 248, a bump 247, an upper support 245, a lower support 246, two support plates 241 obliquely disposed on the lower side walls of the second rotating shaft 141, a shift lever 242 disposed on the lower side walls of the support plates 241, a riser 243 disposed on the top wall of the support block 15, and a fixing shaft 244 fixed on the side walls of the riser 243, wherein the bottom end of the upper support 245 and the top end of the lower support 246 are respectively rotatably connected to the fixing shaft 244, the upper support 245 extends above the riser 243, the upper end of the upper support 245 is located between the two support plates 241, the bottom end of the lower support 246 is fixedly connected to the side walls of the sliding block 18, the bumps 247 are respectively disposed on the top side walls of the upper support 245 and the bottom side walls of the lower support 246, and the two ends of the spring 248 are respectively fixed on the side walls of the two bumps 247.
In this embodiment, the angle between the two support plates 241 is smaller than 90 °, so that when the second rotating shaft 141 is rotated, the two support plates 241 are close to or far from the upper support rod 245, so that the shift lever 242 on one of the support plates 241 can be abutted against the side wall of the upper support rod 245, and the upper support rod 245 is driven to rotate towards the direction close to or far from the second metal iron sheet 22.
When the second rotating shaft 141 is rotated, the supporting block 11 can be inserted into the supporting groove 13, and the supporting plates 241 are driven to rotate, so that the shift lever 242 on the side wall of one of the supporting plates 241 is abutted against the side wall of the upper supporting rod 245, the motion track of the shift lever 242 is arc-shaped, and the top end of the upper supporting rod 245 is driven to rotate towards the direction of the second metal iron sheet 22, at this time, the included angle between the upper supporting rod 245 and the lower supporting rod 246 is increased, and simultaneously, the spring 248 is stretched, when the upper supporting rod 245 rotates to the position that the lower supporting rod 246 is positioned on the same horizontal line, the lower supporting rod 246 is driven to rotate by utilizing the resetting capability of the spring 248, and at this time, the included angle between the lower supporting rod 246 and the upper supporting rod 245 is gradually reduced, and further, the sliding block 18 is driven to slide towards the direction of the second metal iron sheet 22, so that the first metal iron sheet 19 and the second metal iron sheet 22 are attracted, so as to supply power to the electromagnet 21, and further, the supporting block 11 can be adsorbed and fixed in the supporting groove 13, the stability of the fixing of the insert post 5 in the slot 8 is improved.
On the contrary, similarly, when the position of the box body 4 needs to be adjusted along with the construction progress, the second rotating shaft 141 is rotated, the shift lever 242 on the side wall of the other support plate 241 is abutted against the side wall of the upper support rod 245, so as to drive the top end of the upper support rod 245 to rotate towards the direction far away from the second metal iron sheet 22, so as to drive the sliding block 18 to slide towards the direction far away from the second metal iron sheet 22, so that the first metal iron sheet 19 is separated from the second metal iron sheet 22, and the power supply to the electromagnet 21 is stopped; meanwhile, the abutting block 11 can slide into the cavity 10 through the abutting groove 13 through the sliding opening 12, so that the inserting column 5 can be taken out of the inserting groove 8, the assembling and disassembling are convenient, the box body 4 can be rapidly installed at a proper position by people, and the monitoring efficiency is improved.
Referring to fig. 9, the side wall of the vertical plate 243 and the two sides of the upper support rod 245 are provided with limiting posts 25, and the limiting posts 25 are arranged to limit the rotation range of the upper support rod 245, so that when the upper support rod 245 rotates to a proper position, the spring 248 is reset, and the sliding block 18 is driven to be close to or far away from the second metal iron sheet 22.
The working principle of the second embodiment is as follows: when the device is installed, the inserting column 5 is firstly inserted into the inserting groove 8; then, the handle 145 rotates the second rotating shaft 141 to drive the plurality of gears 142 to rotate, so that the rack 143 slides in the guide groove 144, and the abutting block 11 can pass through the sliding opening 12 and be inserted into the abutting groove 13.
When the second rotating shaft 141 rotates, the two support plates 241 are driven to rotate, when the shift lever 242 on one support plate 241 contacts with the side wall of the upper support rod 245, the upper support rod 245 is driven to rotate towards the second metal iron sheet 22, at this time, the spring 248 is stretched, the included angle between the upper support rod 245 and the lower support rod 246 is gradually increased, when the upper support rod 245 rotates and abuts against the limit post 25, the upper support rod 245 stops rotating, the lower support rod 246 is driven to move towards the second metal iron sheet 22 by utilizing the resetting capability of the spring 248, at this time, the sliding block 18 and the lower support rod 246 move synchronously, the included angle between the upper support rod 245 and the lower support rod 246 is gradually reduced, the sliding block 18 is driven to slide in the sliding groove 17 until the first metal iron sheet 19 and the second metal iron sheet 22 attract each other, the electromagnet 21 is electrified to generate a magnetic field, and is attracted and fixed on the groove wall of the abutting groove 13, and the plug-in post 5 can be fixed in the slot 8, finally, the box body 4 can be stably installed on the side wall of the retaining wall 2, and the camera 7 can be conveniently monitored in real time.
When the electric quantity of the storage battery is insufficient, the first metal iron sheet 19 and the second metal iron sheet 22 are not electrified, the electromagnet 21 loses the magnetic field, the positioning ring 26 slides, the positioning block 29 is inserted into the positioning groove 30, then the locking nut 31 is rotated and tightly abutted to the side wall of the positioning ring 26, which is back to the positioning block 29, so that the second rotating shaft 141 is fixed, the second rotating shaft 141 is prevented from rotating, and the abutting block 11 is stably fixed in the abutting groove 13.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (6)
1. The utility model provides a safety monitoring device for bridge work progress, includes bridge body (1), its characterized in that: the bridge is characterized by further comprising retaining walls (2) arranged on two sides of the bridge body (1), a plurality of embedded blocks (3) embedded on the side walls of the retaining walls (2), a box body (4) located on one side of the retaining walls (2), a plurality of inserting columns (5) arranged on the inner wall of the box body (4), a support (6) arranged on the box body (4) and a camera (7) installed on the support (6), wherein inserting grooves (8) are formed in the side walls of the embedded blocks (3), a plurality of through holes are formed in the side walls of the box body (4), one ends of the inserting columns (5) penetrate through the through holes and extend into the inserting grooves (8), and locking pieces (9) are arranged on the side walls of the inserting columns (5) and fixedly connected with the groove walls of the inserting grooves (8);
a cavity (10) is arranged in the inserting column (5), the locking piece (9) comprises a plurality of abutting blocks (11) which are arranged in the cavity (10) at equal intervals, a plurality of sliding openings (12) are formed in the side wall of the inserting column (5) at equal intervals along the axial direction of the inserting column, abutting grooves (13) corresponding to the sliding openings (12) are formed in the groove wall of the inserting groove (8), a driving piece (14) for driving the plurality of abutting blocks (11) to synchronously slide along the radial direction of the inserting column (5) is arranged in the cavity (10), and the abutting blocks (11) penetrate through the sliding openings (12) and slide into the abutting grooves (13);
the driving part (14) comprises a second rotating shaft (141) which is axially in the same direction as the inserting column (5), a plurality of gears (142) sleeved on the second rotating shaft (141) and racks (143) meshed with the gears (142), a guide groove (144) for the racks (143) to slide is formed in the inner wall of the cavity (10), the abutting block (11) is arranged on the end wall of the racks (143), and the second rotating shaft (141) sequentially penetrates through the end wall of the inserting column (5) and the outer wall of the box body (4) and is connected with a handle (145);
a supporting block (15) is arranged on the outer wall of the box body (4), a storage battery is arranged in the box body (4), the upper surface of the supporting block (15) is provided with a sliding groove (17), a sliding block (18) is arranged in the sliding groove (17) in a sliding way, a first metal iron sheet (19) is arranged on the side wall of the sliding block (18), a first lead (20) is connected to the storage battery, the first lead (20) penetrates through the outer wall of the box body (4) and is electrically connected with the first metal iron sheet (19), the side wall of the abutting block (11) is provided with an electromagnet (21), the embedded block (3) is an iron block, a second metal iron sheet (22) is arranged on the groove wall of one side of the sliding groove (17) adjacent to the notch thereof, the electromagnet (21) is connected with a second lead (23) and is electrically connected with a second metal iron sheet (22), a sliding piece (24) for driving the sliding block (18) to slide in the sliding groove (17) is arranged on the second rotating shaft (141); the sliding block (18) is driven to slide towards the direction of the second metal iron sheet (22) through the sliding piece (24), so that the first metal iron sheet (19) and the second metal iron sheet (22) are attracted, a power supply is provided for the first metal iron sheet (19) through the storage battery and the first lead (20), the second metal iron sheet (22) is electrically connected with the electromagnet (21) through the second lead (23), and the electromagnet (21) generates a magnetic field and is fixedly adsorbed on the groove wall of the abutting groove (13);
the sliding piece (24) comprises two support plates (241) obliquely arranged on the side wall of the second rotating shaft (141), a shift lever (242) arranged on the side wall of the lower end of the support plate (241), a vertical plate (243) arranged on the top wall of the support block (15), a fixed shaft (244) fixed on the side wall of the vertical plate (243), an upper support rod (245) and a lower support rod (246) which are respectively connected with the fixed shaft (244) in a rotating way, lugs (247) respectively arranged at one ends of the upper support rod (246) and the lower support rod (246) far away from the fixed shaft (244), and a spring (248) arranged between the two lugs (247), the bottom end of the lower support rod (246) is fixedly connected with the side wall of the sliding block (18), one of the shifting rods (242) is abutted against the side wall of the upper supporting rod (245), the first metal iron sheet (19) and the second metal iron sheet (22) are attracted, and the abutting block (11) is attracted and fixed on the groove wall of the abutting groove (13).
2. The safety monitoring device for bridge construction process according to claim 1, wherein: retaining member (9) establish external screw thread ring (91), the internal thread ring (92) of setting at slot (8) inner wall on inserting post (5) including the cover, be equipped with in box (4) and drive a plurality of posts (5) pivoted rotating member (93) of inserting, external screw thread ring (91) threaded connection is at the interior rampart of internal thread ring (92).
3. The safety monitoring device for bridge construction process according to claim 2, wherein: rotatory piece (93) are including rotating a plurality of fluted discs (931) that set up at box (4) inner wall and intermeshing, set up first pivot (932) in one of them fluted disc (931) lateral wall axle center department, insert one end that post (5) are located box (4) and the lateral wall axle center department fixed connection of fluted disc (931), the one end that fluted disc (931) were kept away from in first pivot (932) stretches out box (4) outer wall and is connected with handle (933).
4. The safety monitoring device for bridge construction process according to claim 1, wherein: an included angle between the two opposite side walls of the support plates (241) is smaller than 90 degrees, and limiting columns (25) are arranged on the two sides of the side walls of the vertical plates (243) and located on the upper support rod (245).
5. The safety monitoring device for bridge construction process according to claim 1, wherein: the cover is equipped with holding ring (26) on second pivot (141) slides, the interior rampart of holding ring (26) is equipped with stopper (27), the outer wall of second pivot (141) is equipped with spacing groove (28) that supply stopper (27) to slide along its axial, stopper (27) end wall is equipped with two relative locating pieces (29), the outer wall of box (4) is equipped with supplies locating piece (29) male constant head tank (30), threaded connection has lock nut (31) and tightly supports the lateral wall at holding ring (26) on second pivot (141).
6. The safety monitoring device for bridge construction process according to claim 1, wherein: one side of revetment (2) and have a plurality of bearing blocks (32) along its length direction equidistant range, the upper surface gluing of bearing block (32) has rubber shock pad (33) and contradicts with the lower surface of box (4), the lateral wall of bearing block (32) is equipped with screw rod (34), pre-buried being equipped with in the lateral wall of revetment (2) and screw rod (34) screw-thread fit's pre-buried pipe (35).
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| CN202010665686.1A CN111970483B (en) | 2020-07-11 | 2020-07-11 | Safety monitoring device for bridge construction process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010665686.1A CN111970483B (en) | 2020-07-11 | 2020-07-11 | Safety monitoring device for bridge construction process |
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| CN111970483B true CN111970483B (en) | 2022-03-29 |
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