CN215164645U - Bridge expansion joint intelligent recognition equipment - Google Patents
Bridge expansion joint intelligent recognition equipment Download PDFInfo
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- CN215164645U CN215164645U CN202120553930.5U CN202120553930U CN215164645U CN 215164645 U CN215164645 U CN 215164645U CN 202120553930 U CN202120553930 U CN 202120553930U CN 215164645 U CN215164645 U CN 215164645U
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Abstract
The utility model relates to the technical field of bridge monitoring equipment, in particular to intelligent identification equipment for bridge expansion joints, which comprises a base, a shell, a shooting mechanism and a cleaning mechanism, wherein two ends of the base are respectively provided with a driving wheel and a rolling wheel so that the base can slide on a bridge, and the driving wheel is driven by a driving motor; the shell detachably with the base is connected, just the shell with the cavity is placed to the base constitution, shoot the mechanism reach clearance mechanism is located respectively place the both ends of cavity, it is used for the shooting at bridge expansion joint to shoot the mechanism, clearance mechanism is used for cleaning of bridge expansion joint debris. The utility model discloses a bridge expansion joint intelligent recognition equipment can shoot the bridge expansion joint to obtain clear bridge expansion joint, so that follow-up bridge expansion joint disease's discernment.
Description
Technical Field
The utility model belongs to the technical field of bridge monitoring facilities technique and specifically relates to a bridge expansion joint intelligent recognition equipment.
Background
A bridge expansion joint is defined as an expansion joint between two beam ends, between a beam end and an abutment, or at a hinge joint of a bridge, in order to meet the requirement of deformation of a bridge deck. The expansion joint is required to be freely telescopic in two directions parallel to and perpendicular to the axis of the bridge, and the expansion joint is firm and reliable, and when a vehicle runs, the vehicle is smooth and free of sudden jump and noise; the rainwater and garbage soil can be prevented from infiltration and blocking; the installation, the inspection, the maintenance and the dirt elimination are all simple and convenient. At the position of the expansion joint, the handrail and the bridge deck pavement are disconnected.
The traditional detection of bridge expansion joint diseases is mainly completed by regular manual inspection. At present in the reality, the bridge patrols and examines the staff and can carry out the range estimation to the situation at the expansion joint earlier, and need shoot the expansion joint at the in-process of patrolling and examining, in order to follow-up carry out the analysis to the expansion joint, generally shoot through cell-phone or camera at present, because the angle and the mode of shooing differ from person to person, it is obscure to cause the picture at bridge expansion joint easily, can not reflect the condition that the bridge expansion joint has the disease, and can have debris and dust in the bridge expansion joint, thereby cause the picture that the acquisition was shot can not effectively reflect the condition at expansion joint, need to patrol and examine personnel and clear up the back and just can shoot.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a bridge expansion joint intelligent recognition equipment can shoot the bridge expansion joint to obtain clear bridge expansion joint, so that follow-up bridge expansion joint disease's discernment.
In order to realize the purpose, the utility model discloses a technical scheme be:
an intelligent identification device for a bridge expansion joint comprises an identification vehicle, wherein the identification vehicle comprises a base, a shell, a shooting mechanism and a cleaning mechanism,
two ends of the base are respectively provided with two driving wheels and two rolling wheels, the two driving wheels are fixedly connected through a transmission shaft, the transmission shaft is rotatably connected with the base so that the two driving wheels are positioned at two sides of the base, the transmission shaft is driven by a driving motor, the two rolling wheels are rotatably connected with two sides of one end of the bottom of the base, which is far away from the driving wheels;
the shell is detachably connected with the base, the shell and the base form a placing cavity, a first opening and a second opening which are communicated with the placing cavity are formed in two ends of the base respectively, the shooting mechanism and the cleaning mechanism are located at two ends of the placing cavity respectively, the shooting mechanism comprises a connecting frame and a camera, the connecting frame comprises a first cross rod and a second cross rod, two ends of the first cross rod are fixedly connected with the shell, one surface, facing the base, of the first cross rod is connected with the second cross rod through an electric telescopic rod, the camera is connected with the second cross rod, and the camera faces the first opening;
the cleaning mechanism comprises a cleaning wheel and a transmission belt, the cleaning wheel is located at the second opening, the cleaning wheel is rotatably connected with the shell, and two ends of the transmission belt are respectively in transmission connection with the cleaning wheel and the transmission shaft.
Furthermore, a partition board is further arranged in the placing cavity, two ends of the partition board are respectively fixedly connected with the base and the shell, the partition board divides the placing cavity into a first cavity and a second cavity, the first cavity is in conduction connection with the first opening, and the shooting mechanism is located in the first cavity; the second cavity is in conduction connection with the second opening, and the cleaning mechanism is located in the second cavity.
Furthermore, a blocking brush is fixedly arranged on one surface of the base, which faces away from the placing cavity, and the blocking brush is positioned between the first opening and the second opening.
Further, the cleaning wheel is located advance the one end of direction before the discernment car, just the both sides of cleaning wheel have set firmly the connecting rod, the connecting rod cover is equipped with the bearing, the inner wall both sides of second cavity are equipped with the spread groove, the bearing embedding in the spread groove and with spread groove sliding connection, be equipped with butt spare and butt spring in the spread groove, the butt spare with spread groove sliding connection, the butt spring is located in the spread groove, just butt spring one end the butt spare dorsad the one side butt of bearing, the other end with the spread groove butt under the effect of butt spring, the cleaning wheel court the second opening dorsad one side of second cavity removes.
Furthermore, a guide cover is fixedly arranged in the second cavity, the guide cover is of a funnel structure, and one end of a wide opening of the guide cover faces the cleaning wheel; the outer wall of shell is equipped with attracts the mechanism, attract the mechanism including attracting the bucket and attracting the flabellum, attract the bucket to divide into first storehouse body and second storehouse body through separating the net, the first storehouse body is kept away from the one end of the second storehouse body is equipped with the guiding tube, guiding tube one end with first storehouse body turn-on connection, the other end penetrate the second cavity and with the guide cover narrow end turn-on connection, attract the flabellum to locate the second storehouse is internal, just attract the flabellum through attracting motor drive, so that debris in the second cavity can loop through guide cover, guiding tube get into in the first storehouse is internal.
Furthermore, a barrel opening communicated with the first bin body is formed in the side face of the suction barrel, a collecting box is arranged on the first bin body and is embedded into the first bin body through the barrel opening, the collecting box can seal the barrel opening, and a screen plate communicated with the second bin body is arranged on one side, close to the separation screen, of the collecting box.
The connecting frame further comprises two supporting rods, the two supporting rods are positioned on two sides of the electric telescopic rod and comprise a first rod body, a second rod body and a locking mechanism, the first rod body is provided with a sliding cavity, one end of the first rod body is provided with a sliding opening communicated with the sliding cavity, the other end of the first rod body is fixedly connected with the first cross rod, one end of the second rod body is slidably embedded into the sliding cavity through the sliding opening, and the other end of the second rod body is fixedly connected with the second cross rod;
the locking mechanism comprises a fixed shell, a locking piece and an electromagnet, the fixed shell is fixedly connected with the outer wall of one end, close to the sliding port, of the first rod body, the locking piece is located in the fixed shell, one end of the locking piece is slidably connected with the inner wall of the fixed shell, the other end of the locking piece penetrates into the sliding cavity, the fixed shell is provided with a locking spring, and two ends of the locking spring are respectively abutted against the fixed shell and the locking piece so that the locking piece can be abutted against and fixed with the second rod body; the locking piece is kept away from the one end of the first body of rod has set firmly the iron plate, the electro-magnet is located in the set casing when the electro-magnet gets electric, the electro-magnet can the actuation the iron plate, so that the locking piece is towards keeping away from the direction of the second body of rod removes.
The utility model has the advantages that:
1. by adjusting the length of the electric telescopic rod, the shooting range of the camera can be adjusted, so that pictures shot by the camera can clearly display the bridge expansion joint, and the influence of pictures outside the bridge expansion joint on subsequent bridge expansion joint disease identification is reduced; meanwhile, under the action of the driving motor, the recognition vehicle can move at a constant speed, so that the definition of pictures shot by the camera is ensured. When driving motor started, the transmission shaft rotated thereupon, and under driving belt's effect, the cleaning wheel can clean the debris in the bridge expansion joint, can also reduce the influence that debris shot the bridge expansion joint simultaneously.
2. Under the action of the partition plate and the separation brush, dust generated by the cleaning wheel can be prevented from influencing the shooting effect of the camera; under the drive of the suction motor, the suction fan blades generate suction force, so that sundries in the second cavity can enter the first bin body through the guide cover and the guide pipe in sequence, and the influence of dust on the shooting effect of the camera is further reduced.
Drawings
Fig. 1 is a schematic structural view of the intelligent identification device for bridge expansion joints according to a preferred embodiment of the present invention.
Fig. 2 is a schematic view of the structure of the cleaning wheel of the intelligent identification device for bridge expansion joints according to a preferred embodiment of the present invention.
Fig. 3 is a schematic view of the connecting groove structure of the intelligent identification device for bridge expansion joints according to a preferred embodiment of the present invention.
Fig. 4 is a schematic structural view of the shooting mechanism of the intelligent identification device for bridge expansion joints according to a preferred embodiment of the present invention.
Fig. 5 is a schematic view of the connection frame structure of the intelligent identification device for bridge expansion joints according to a preferred embodiment of the present invention.
Fig. 6 is a schematic structural view of the suction mechanism of the intelligent identification device for bridge expansion joints according to a preferred embodiment of the present invention.
In the figure, 1-base, 101-first opening, 102-second opening, 11-driving wheel, 111-driving shaft, 12-rolling wheel, 13-driving motor, 14-blocking brush, 2-shell, 301-first cavity, 302-second cavity, 303-connecting groove, 31-separating plate, 4-connecting frame, 401-first cross bar, 402-second cross bar, 403-electric telescopic bar, 41-camera, 411-lighting lamp, 42-supporting bar, 421-first rod, 422-second rod, 423-sliding cavity, 43-fixed shell, 431-locking piece, 432-electromagnet, 433-locking spring, 434-iron block, 5-cleaning wheel, 51-driving belt, 52-guiding cover, 53-suction barrel, 530-separation net, 531-first bin body, 532-second bin body, 533-bin mouth, 54-suction motor, 55-guide tube, 56-collection box and 561-screen plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 6, the intelligent identification device for bridge expansion joints of the present invention comprises an identification vehicle, the identification vehicle comprises a base 1, a housing 2, a shooting mechanism and a cleaning mechanism,
base 1's both ends are equipped with drive wheel 11 and rolling wheel 12 respectively, and drive wheel 11 is equipped with two, and through transmission shaft 111 fixed connection between two drive wheels 11, transmission shaft 111 rotates with base 1 to be connected, so that two drive wheels 11 are located base 1's both sides, and transmission shaft 111 passes through driving motor 13 drive, and rolling wheel 12 is equipped with two, and two rolling wheels 12 rotate with base 1 bottom and are connected keeping away from the both sides of drive wheel 11 one end. The rolling wheels 12 of this embodiment are universal wheels to facilitate adjustment of the angle of advance of the identification vehicle. The driving motor 13 is fixed on the base 1.
By adjusting the length of the electric telescopic rod 403, the shooting range of the camera 41 can be adjusted, so that pictures shot by the camera 41 can clearly display the bridge expansion joint, and the influence of pictures outside the bridge expansion joint on subsequent bridge expansion joint disease identification is reduced; meanwhile, under the action of the driving motor 13, the recognition vehicle can move at a constant speed, so that the definition of the picture shot by the camera 41 is ensured.
Connecting frame 4 still includes the bracing piece 42, the bracing piece 42 sets up two, and two bracing pieces 42 are located electric telescopic handle 403's both sides, bracing piece 42 includes the first body of rod 421, the second body of rod 422 and locking mechanical system, the first body of rod 421 is equipped with the chamber 423 that slides, and first body of rod 421 one end is equipped with the mouth that slides that communicates with the chamber 423 that slides, the other end and first horizontal pole 401 fixed connection, second body of rod 422 one end is passed through the mouth that slides and is slided and imbed in the chamber 423, the other end and second horizontal pole 402 fixed connection.
The locking mechanism comprises a fixed shell 43, a locking piece 431 and an electromagnet 432, the fixed shell 43 is fixedly connected with the outer wall of one end, close to the sliding port, of the first rod 421, the locking piece 431 is located in the fixed shell 43, one end of the locking piece 431 is slidably connected with the inner wall of the fixed shell 43, the other end of the locking piece 431 penetrates into the sliding cavity 423, the fixed shell 43 is provided with a locking spring 433, and two ends of the locking spring 433 are respectively abutted against the fixed shell 43 and the locking piece 431 so that the locking piece 431 can be abutted against and fixed with the second rod 422; an iron block 434 is fixedly arranged at one end of the locking member 431, which is far away from the first rod 421, and the electromagnet 432 is arranged in the fixed shell 43, so that when the electromagnet 432 is powered on, the electromagnet 432 can attract the iron block 434, so that the locking member 431 moves towards the direction far away from the second rod 422.
The electromagnet 432 of the present embodiment is electrically connected to the electric telescopic rod 403 through a controller, when the electric telescopic rod 403 is started, the electromagnet 432 is powered on, so that the electromagnet 432 can attract the iron block 434, and the locking member 431 releases the second rod 422, so that the electric telescopic rod 403 can freely extend and retract; when electric telescopic handle 403 stops, controller electro-magnet 432 loses the electricity, and under the effect of locking spring 433, locking piece 431 removes and is fixed with second body of rod 422 butt towards second body of rod 422 to stability when having improved electric telescopic handle 403 and stopping guarantees that the picture that camera 41 shot is clear.
The housing of this embodiment is further provided with a push rod, and the push rod is provided with a touch screen for controlling the driving motor 13, the camera 41 and the electric telescopic rod 403.
The cleaning mechanism comprises a cleaning wheel 5 and a transmission belt 51, the cleaning wheel 5 is positioned at the second opening 102, the cleaning wheel 5 is rotatably connected with the shell 2, and two ends of the transmission belt 51 are respectively in transmission connection with the cleaning wheel 5 and the transmission shaft 111.
When the driving motor starts, the transmission shaft 111 rotates along with the driving motor, and under the action of the transmission belt 51, the cleaning wheels 5 can clean the sundries in the bridge expansion joint and reduce the influence of the sundries on the shooting of the bridge expansion joint.
In this embodiment, a partition plate 31 is further disposed in the placement cavity, two ends of the partition plate 31 are respectively fixedly connected with the base 1 and the housing 2, the partition plate 31 divides the placement cavity into a first cavity 301 and a second cavity 302, the first cavity 301 is in conductive connection with the first opening 101, and the shooting mechanism is located in the first cavity 301; the second cavity 302 is in conductive connection with the second opening 102, and the cleaning mechanism is located in the second cavity 302; one side of the base 1, which faces away from the placing cavity, is fixedly provided with a blocking brush 14, and the blocking brush 14 is located between the first opening 101 and the second opening 102. Due to the partition plate 31 and the blocking brush 14, dust generated by the cleaning wheel can be prevented from affecting the shooting effect of the camera 41.
The cleaning wheel 5 is located at one end of the front advancing direction of the identification vehicle, connecting rods 501 are fixedly arranged on two sides of the cleaning wheel 5, a bearing 502 is sleeved on each connecting rod 501, connecting grooves 303 are formed in two sides of the inner wall of the second cavity 302, the bearing 502 is embedded into each connecting groove 303 and is in sliding connection with the corresponding connecting groove 303, a butting piece 503 and a butting spring 504 are arranged in each connecting groove 303, the butting spring 504 is located in each connecting groove 303, one surface, facing away from the bearing 502, of the butting piece 503 at one end of the butting spring 504 is in butting connection, the other end of the butting piece is in butting connection with the corresponding connecting groove 303, and under the action of the butting spring 504, the cleaning wheel 5 moves towards one side, facing away from the second cavity 302, of the second opening 102. Because the cleaning wheel 5 has the cushioning property, the cleaning wheel 5 can adapt to expansion joints with different depths, and the cleaning capacity of the cleaning wheel 5 can be improved under the action of the abutting spring 504.
In this embodiment, the second cavity 302 is fixedly provided with a guide cover 52, the guide cover 52 is a funnel structure, and one end of the wide opening of the guide cover 52 faces the cleaning wheel 5; the outer wall of the outer shell 2 is provided with an attraction mechanism, the attraction mechanism comprises an attraction barrel 53 and attraction fan blades 54, the attraction barrel 53 is divided into a first bin body 531 and a second bin body 532 by a partition net 530, one end of the first bin body 531, which is far away from the second bin body 532, is provided with a guide pipe 55, one end of the guide pipe 55 is in conduction connection with the first bin body 531, the other end of the guide pipe 55 penetrates through the second bin body 302 and is in conduction connection with the narrow end of the guide cover 52, the attraction fan blades 54 are arranged in the second bin body 532, and the attraction fan blades 54 are driven by an attraction motor 541, so that sundries in the second bin body 302 can enter the first bin body 531 through the guide cover 52 and the guide pipe 55 in sequence; the side of the suction barrel 53 is provided with a barrel opening 533 communicated with the first bin body 531, the first bin body 531 is provided with a collecting box 56, the collecting box 56 is embedded into the first bin body 531 through the barrel opening 533, the collecting box 56 can seal the barrel opening 533, and one side of the collecting box 56 close to the partition net 530 is provided with a net plate 561 communicated with the second bin body 532.
When the recognition vehicle advances, the cleaning wheel 5 is located in front of the camera 41, so that the camera 41 can shoot the bridge expansion joint after cleaning, and since the cleaning wheel 5 can raise dust when rotating, the suction fan blade 54 generates suction force under the driving of the suction motor 541, so that the impurities in the second chamber 302 can enter the first chamber 531 through the guide cover 52 and the guide pipe 55 in sequence, and the influence of the dust on the shooting effect of the camera 41 is further reduced.
In this embodiment, the storage battery 15 is disposed on the base 1, the storage battery 15 is electrically connected to the controller, the driving motor 13, the electric telescopic rod 403, the camera 41, the electromagnet 432, and the attraction motor 54, and the storage battery 15 supplies power to the identification vehicle electrical appliance through the controller, which is a control circuit formed by a PLC controller.
At the bridge expansion joint intelligent recognition equipment that uses this embodiment, place the discernment car on the bridge expansion joint, control electric telescopic handle 403's length to make camera 41 obtain suitable field of vision, control driving motor 13 and start, the discernment car advances, and the bridge expansion joint is cleaned to cleaning wheel 5 simultaneously. And after walking on the identified bridge expansion joint is completed, obtaining a picture of the bridge expansion joint.
Claims (7)
1. An intelligent identification device for a bridge expansion joint is characterized by comprising an identification vehicle, wherein the identification vehicle comprises a base (1), a shell (2), a shooting mechanism and a cleaning mechanism,
two ends of the base (1) are respectively provided with two driving wheels (11) and two rolling wheels (12), the two driving wheels (11) are fixedly connected with each other through a transmission shaft (111), the transmission shaft (111) is rotatably connected with the base (1) so that the two driving wheels (11) are positioned on two sides of the base (1), the transmission shaft (111) is driven by a driving motor (13), the two rolling wheels (12) are arranged, and the two rolling wheels (12) are rotatably connected with two sides of one end, far away from the driving wheels (11), of the bottom of the base (1);
the shell (2) is detachably connected with the base (1), the shell (2) and the base (1) form a placing cavity, a first opening (101) and a second opening (102) which are communicated with the placing cavity are respectively arranged at the two ends of the base (1), the shooting mechanism and the cleaning mechanism are respectively positioned at two ends of the placing cavity, the shooting mechanism comprises a connecting frame (4) and a camera (41), the connecting frame (4) comprises a first cross bar (401) and a second cross bar (402), two ends of the first cross rod (401) are fixedly connected with the shell (2), one surface of the first cross rod (401) facing the base (1) is connected with the second cross rod (402) through an electric telescopic rod (403), the camera (41) and the second cross bar (402), and the camera (41) faces the first opening (101);
the cleaning mechanism comprises a cleaning wheel (5) and a transmission belt (51), the cleaning wheel (5) is located at the second opening (102), the cleaning wheel (5) is rotatably connected with the shell (2), and two ends of the transmission belt (51) are respectively in transmission connection with the cleaning wheel (5) and the transmission shaft (111).
2. The intelligent identification device for bridge expansion joints of claim 1, wherein: a partition plate (31) is further arranged in the placing cavity, two ends of the partition plate (31) are fixedly connected with the base (1) and the shell (2) respectively, the placing cavity is divided into a first cavity (301) and a second cavity (302) by the partition plate (31), the first cavity (301) is in conduction connection with the first opening (101), and the shooting mechanism is located in the first cavity (301); the second cavity (302) is in conduction connection with the second opening (102), and the cleaning mechanism is located in the second cavity (302).
3. The intelligent identification device for bridge expansion joints of claim 2, wherein: one side of the base (1), which faces away from the placing cavity, is fixedly provided with a blocking brush (14), and the blocking brush (14) is positioned between the first opening (101) and the second opening (102).
4. The intelligent identification device for bridge expansion joints of claim 2, wherein: the cleaning wheel (5) is positioned at one end of the advancing direction of the identified vehicle, connecting rods (501) are fixedly arranged at two sides of the cleaning wheel (5), the connecting rod (501) is sleeved with a bearing (502), two sides of the inner wall of the second cavity (302) are provided with connecting grooves (303), the bearing (502) is embedded in the connecting groove (303) and is connected with the connecting groove (303) in a sliding way, an abutting piece (503) and an abutting spring (504) are arranged in the connecting groove (303), the abutting piece (503) is connected with the connecting groove (303) in a sliding way, the abutting spring (504) is positioned in the connecting groove (303), one end of the abutting spring (504) abuts against one surface of the abutting piece (503) back to the bearing (502), and the other end abuts against the connecting groove (303), under the action of the abutting spring (504), the cleaning wheel (5) moves towards the side of the second opening (102) opposite to the second cavity (302).
5. The intelligent identification device for bridge expansion joints of claim 2, wherein: a guide cover (52) is fixedly arranged in the second cavity (302), the guide cover (52) is of a funnel structure, and one end of a wide opening of the guide cover (52) faces the cleaning wheel (5); the outer wall of the shell (2) is provided with an attraction mechanism, the attraction mechanism comprises an attraction barrel (53) and attraction fan blades (54), the attraction barrel (53) is divided into a first bin body (531) and a second bin body (532) through a separation net (530), one end, away from the second bin body (532), of the first bin body (531) is provided with a guide pipe (55), one end of the guide pipe (55) is in conduction connection with the first bin body (531), the other end of the guide pipe penetrates into the second bin body (302) and is in conduction connection with the narrow end of the guide cover (52), the attraction fan blades (54) are arranged in the second bin body (532), and the attraction fan blades (54) are driven by an attraction motor (541) so that sundries in the second bin body (302) can sequentially pass through the guide cover (52) and the guide pipe (55) to enter the first bin body (531).
6. The intelligent identification device for bridge expansion joints of claim 5, wherein: the side of the suction barrel (53) is provided with a barrel opening (533) communicated with the first bin body (531), the first bin body (531) is provided with a collecting box (56), the collecting box (56) is embedded into the first bin body (531) through the barrel opening (533), the collecting box (56) can seal the barrel opening (533), and one surface, close to the separation net (530), of the collecting box (56) is provided with a net plate (561) communicated with the second bin body (532).
7. The intelligent identification device for bridge expansion joints of claim 1, wherein: the connecting frame (4) further comprises two supporting rods (42), the two supporting rods (42) are arranged and located on two sides of the electric telescopic rod (403), each supporting rod (42) comprises a first rod body (421), a second rod body (422) and a locking mechanism, the first rod body (421) is provided with a sliding cavity (423), one end of the first rod body (421) is provided with a sliding opening communicated with the sliding cavity (423), the other end of the first rod body is fixedly connected with the first cross rod (401), one end of the second rod body (422) is embedded into the sliding cavity (423) in a sliding mode through the sliding opening, and the other end of the second rod body is fixedly connected with the second cross rod (402);
the locking mechanism comprises a fixed shell (43), a locking piece (431) and an electromagnet (432), the fixed shell (43) is fixedly connected with the outer wall of one end, close to the sliding port, of the first rod body (421), the locking piece (431) is located in the fixed shell (43), one end of the locking piece (431) is in sliding connection with the inner wall of the fixed shell (43), the other end of the locking piece penetrates into the sliding cavity (423), the fixed shell (43) is provided with a locking spring (433), and two ends of the locking spring (433) are respectively abutted against the fixed shell (43) and the locking piece (431) so that the locking piece (431) can be abutted against and fixed with the second rod body (422); locking piece (431) are kept away from the one end of first body of rod (421) has set firmly iron plate (434), electro-magnet (432) are located in stationary housing (43) when electro-magnet (432) get electric, electro-magnet (432) can the actuation iron plate (434), so that locking piece (431) are towards keeping away from the direction of second body of rod (422) is removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120553930.5U CN215164645U (en) | 2021-03-18 | 2021-03-18 | Bridge expansion joint intelligent recognition equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120553930.5U CN215164645U (en) | 2021-03-18 | 2021-03-18 | Bridge expansion joint intelligent recognition equipment |
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| CN215164645U true CN215164645U (en) | 2021-12-14 |
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| CN202120553930.5U Active CN215164645U (en) | 2021-03-18 | 2021-03-18 | Bridge expansion joint intelligent recognition equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878190A (en) * | 2021-03-18 | 2021-06-01 | 广西科学院 | Bridge expansion joint disease intelligent identification equipment |
| CN114775492A (en) * | 2022-04-15 | 2022-07-22 | 盛泽慧 | Ground cleaning device for building construction and cleaning method thereof |
-
2021
- 2021-03-18 CN CN202120553930.5U patent/CN215164645U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878190A (en) * | 2021-03-18 | 2021-06-01 | 广西科学院 | Bridge expansion joint disease intelligent identification equipment |
| CN114775492A (en) * | 2022-04-15 | 2022-07-22 | 盛泽慧 | Ground cleaning device for building construction and cleaning method thereof |
| CN114775492B (en) * | 2022-04-15 | 2023-12-29 | 金工建设集团股份有限公司 | Floor cleaning device for building construction and cleaning method thereof |
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