CN112414362A

CN112414362A - Movable bridge deflection detection equipment

Info

Publication number: CN112414362A
Application number: CN202011228930.4A
Authority: CN
Inventors: 石立君; 方薇; 石立群
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-02-26
Anticipated expiration: 2040-11-06
Also published as: CN112414362B

Abstract

The invention discloses a mobile bridge deflection detection device, which comprises a disc-shaped chassis, a detection device body for detecting the deflection of a bridge and a supporting seat for supporting and fixing the detection device body; a plurality of rotating blocks are annularly distributed at the bottom of the supporting seat, one end of each rotating block is hinged in a notch at the bottom of the supporting seat, the other end of each rotating block is connected with two supporting rods which are arranged in parallel, and the bottoms of the two supporting rods are hinged at two sides of the sliding block; the supporting seat accommodating groove is formed in the position, corresponding to the supporting seat, in the chassis, sliding grooves corresponding to the rotating blocks in number are distributed on the periphery of the supporting seat accommodating groove in an annular mode, and supporting rod accommodating grooves are formed in two sides of each sliding groove. The detection equipment can be folded and stored in the chassis, so that the occupied space of the detection equipment is reduced, the detection equipment is convenient for a user to carry, and the defect of unstable detection operation is overcome while the equipment meets the movable requirement.

Description

Movable bridge deflection detection equipment

Technical Field

The invention relates to the technical field of building detection equipment, in particular to mobile bridge deflection detection equipment.

Background

Deflection refers to the amount of bending of a building or its elements in either the horizontal or vertical direction. The beam portion of the bridge is bent downward at the middle, and the high-rise building is bent laterally. Deflection observation is the measurement and analysis of the degree of such bending by a certain technique, instrument or method. During the static load test of the bridge, the deflection change of the beam body needs to be tested so as to represent whether the bearing capacity of the bridge can meet the design requirement. The bridge deflection detection equipment in the prior art is generally fixed by a triangular support piece, occupies a large space, is inconvenient for people to carry, can only be carried on the shoulder by people when being carried, needs to continuously adjust the position of the equipment to obtain the optimal test angle when the equipment is used for detection, and needs to lift the whole equipment to move when the position of the equipment is adjusted, so that inconvenience is brought to detection operation of the personnel.

Disclosure of Invention

The invention aims to solve the technical problems, and provides the mobile bridge deflection detection equipment.

In order to achieve the purpose, the invention adopts the following technical scheme:

a mobile bridge deflection detection device comprises a disc-shaped chassis, a detection device body for detecting the deflection of a bridge and a supporting seat for supporting and fixing the detection device body;

a plurality of rotating blocks are annularly distributed at the bottom of the supporting seat, one end of each rotating block is hinged in a notch at the bottom of the supporting seat, the other end of each rotating block is connected with two supporting rods which are arranged in parallel, and the bottoms of the two supporting rods are hinged at two sides of the sliding block;

a supporting seat accommodating groove is formed in the chassis at a position corresponding to the supporting seat, sliding grooves corresponding to the rotating blocks in number are annularly distributed on the periphery of the supporting seat accommodating groove, and supporting rod accommodating grooves are formed in two sides of each sliding groove; the supporting seat slides in the sliding groove through the sliding block and can be folded and stored in the base plate.

Preferably, a lead screw is arranged in each sliding chute along the length direction of the sliding chute, one end of each lead screw extends outwards along the radial direction of the chassis and is in driving connection with a servo motor arranged in the chassis, and the other end of each lead screw is connected with a bearing arranged in the sliding chute; the lead screw penetrates through the sliding block and is in threaded connection with the sliding block.

Preferably, the bottom of the detection equipment body is rotatably connected with a base, and the base of the detection equipment body is detachably connected with the supporting seat through bolts.

Preferably, a rotating ring is rotatably mounted on the circumferential surface of the base plate, two fixing plates are symmetrically mounted at the edge of the plate surface of the base plate, a lifting handle is connected between the two fixing plates, and the lifting handle is located on the periphery of the rotating ring.

Preferably, a rotating ring limiting groove is formed in the circumferential surface of the chassis in an inward concave mode, a bark ball is uniformly filled in the rotating ring limiting groove, and the rotating ring is sleeved in the rotating ring limiting groove and is in point contact friction connection with the bark ball.

Preferably, three walking wheels are annularly distributed on the disk surface of the bottom of the chassis, and a positioning support fixing piece capable of being hidden and contained is further installed on the disk surface of the bottom of the chassis.

Preferably, the bottom of the chassis is provided with a containing groove for containing the positioning and supporting fixing part, the positioning and supporting fixing part comprises a rotating plate arranged inside the containing groove, one end of the rotating plate close to the center of the chassis is hinged to the side wall of the containing groove, the root of the other end of the rotating plate is hinged to a pedal, a plurality of pyramid spurs are uniformly distributed at the bottom of the pedal, an elastic supporting part connected with the center of the top of the rotating plate is further installed in the containing groove, and the positioning and supporting fixing part is elastically clamped in the containing groove through the elastic supporting part.

Preferably, elastic support piece erects including following the horizontal direction receive the horizontal pole at groove top, a sleeve pipe has been cup jointed in the slip on the horizontal pole, the sleeve pipe both sides are connected with first spring and second spring respectively, first spring and second spring all cup joint in on the horizontal pole, on the sheathed tube periphery with it connects the bull stick to articulate between the middle part of rotor plate.

The invention has the beneficial effects that:

according to the invention, the bottom of the supporting seat for supporting the detection equipment body is connected with the rotating blocks which are distributed annularly, the supporting rod and the rotating blocks are connected with the sliding block after being integrally formed, the upper disc surface of the chassis is provided with the sliding groove corresponding to the sliding block, and the sliding block slides in the sliding groove to change the angle between the rotating block and the supporting seat, so that the supporting seat is lifted in the vertical direction. And the position department that corresponds the supporting seat in the chassis has seted up the supporting seat and has accomodate the groove, and the bracing piece has still been seted up to the both sides of every spout and has been accomodate the groove, and the check out test set body, turning block and bracing piece all can be accomodate in the cell body that corresponds to reduce the occupation space of equipment, the personnel of being convenient for carry.

According to the invention, the travelling wheels are arranged at the bottom of the disc to realize the moving travelling of the disc, so that the flexibility of the whole device is improved, the positioning and supporting fixing piece which is arranged on the disc surface at the bottom of the chassis and can be hidden and contained can extend out to be supported on the ground, the phenomenon of sideslip of the whole device due to the travelling wheels is prevented, the moving requirement of the device is met, the carrying force of a user is reduced, the stability of the device during bridge detection operation can be ensured, and the contradiction between the travelling wheels and the positioning and supporting fixing piece is effectively overcome.

Drawings

Fig. 1 is a schematic structural diagram of a first angle of a mobile bridge deflection detection device according to the present invention;

FIG. 2 is a schematic structural diagram of a second angle of the mobile bridge deflection detecting apparatus according to the present invention;

FIG. 3 is a schematic structural diagram of a third angle of the mobile bridge deflection detecting apparatus according to the present invention;

FIG. 4 is a schematic structural view of a movable bridge deflection detecting apparatus according to the present invention, in which a rotating ring is removed from a chassis;

FIG. 5 is a schematic view of a front cross-sectional structure of a chassis in the mobile bridge deflection detection apparatus according to the present invention;

FIG. 6 is an enlarged view of a portion of the structure of FIG. 5;

FIG. 7 is a schematic view of the positioning support fixture of FIG. 6 in an operational state.

In the figure: 1. a chassis; 2. a supporting seat; 3. detecting an equipment body; 4. a notch; 5. rotating the block; 6. a support bar; 7. a slider; 8. a chute; 9. a support rod receiving groove; 10. a lead screw; 11. a bearing; 12. a support seat receiving groove; 13. a handle; 14. a fixing plate; 15. a rotating ring; 16. a traveling wheel; 17. positioning the supporting and fixing member; 171. a rotating plate; 172. treading a pedal; 173. pyramidal burs; 18. a rotating ring limiting groove; 19. a ball of Barker; 20. a receiving groove; 21. connecting the rotating rod; 22. a cross bar; 23. a sleeve; 24. a first spring; 25. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the invention type, and are not to be construed as limiting the invention type.

In the description of the invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the invention "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the invention can be understood by those of ordinary skill in the art as appropriate.

The invention provides a movable bridge deflection detection device, which is applied to construction detection of a bridge and comprises a disc-shaped chassis 1, a detection device body 3 for detecting the deflection of the bridge and a supporting seat 2 for supporting and fixing the detection device body 3, wherein the bottom of the detection device body 3 is rotatably connected with a base, and a connecting structure of the base and the detection device body 3 adopts the prior art, so that the rotation of the detection device body 3 can be realized, and a person can conveniently adjust the detection device body 3, and the base of the detection device body 3 is connected with the supporting seat 2 by bolts, and the detection device body 3 can be detached from the supporting seat 2, so that the detection device body 3 and the supporting seat 2 can be conveniently and separately stored by a technician;

a plurality of rotating blocks 5 are annularly distributed at the bottom of the supporting seat 2, one end of each rotating block 5 is hinged in a notch 4 at the bottom of the supporting seat 2, the other end of each rotating block 5 is connected with two supporting rods 6 which are arranged in parallel, the supporting rods 6 can be connected with the rotating blocks 5 to be integrally formed, the bottoms of the two supporting rods 6 are hinged on two sides of a sliding block 7, and the sliding block 7 slides in a sliding groove 8 to change the angle between the rotating blocks 5 and the supporting seat 2, so that the supporting seat 2 is lifted along the vertical direction;

in addition, a supporting seat accommodating groove 12 is formed in the chassis 1 at a position corresponding to the supporting seat 2, sliding grooves 8 corresponding to the rotating blocks 5 in number are annularly distributed on the periphery of the supporting seat accommodating groove 12, and supporting rod accommodating grooves 9 are formed in two sides of each sliding groove 8; supporting seat 2 slides foldingly in chassis 1 through slider 7 in spout 8, when slider 7 slides along the radial outside extending direction in chassis 8, the contained angle between slider 7 and the bracing piece 6 reduces, and turning block 5 then is for supporting seat 2 anticlockwise rotation, supporting seat 2 moves down until supporting seat 2 moves to the supporting seat and accomodates groove 12 along vertical direction, and bracing piece 6 is also just in time accomodate in the bracing piece accomodates groove 9, reduce the occupation space of whole equipment, the personnel of being convenient for carry.

As a preferred embodiment, in this embodiment, a lead screw 10 is disposed in each sliding chute 8 along the length direction thereof, one end of the lead screw 10 extends outward along the radial direction of the chassis 1 and is in driving connection with a servo motor installed inside the chassis 1, and the other end of the lead screw 10 is connected with a bearing 11 installed in the sliding chute 8; lead screw 10 runs through slider 7 and rather than threaded connection, and through servo motor drive lead screw 10 rotation, lead screw 10 and slider 7 are because threaded connection, slider 7 along lead screw 10 axial displacement under the screw pretightning force effect of lead screw 10 to drive supporting seat 2 and go up and down along vertical direction, when supporting seat 2 goes up and down, three servo motor synchronization action accomplishes the drive operation.

Accomodate at the supporting seat and accomodate groove 12 and bracing piece when supporting seat 2 and bracing piece 6 and accomodate the inslot back at the supporting seat, whole device is a discoid structure, for the convenience of personnel carry it, rotate on chassis 1's periphery in this embodiment and install swivel becket 15, and install two fixed plates 14 of chassis 1's quotation edge symmetry, be connected with handle 13 between two fixed plates 14, and handle 13 is located swivel becket 15 periphery, personnel can carry this equipment through handle 13 and carry, personnel of the relative weakness carry or when carrying this equipment for a long distance, can also regard swivel becket 15 as the gyro wheel, hand handle 13 carries, the trouble that personnel carried is carried in the lift has been avoided.

Specifically, as shown in fig. 4, a rotating ring limiting groove 18 is formed on the circumferential surface of the chassis 1 in an inward recessed manner, a barker ball 19 is uniformly filled in the rotating ring limiting groove 18, the barker ball 19 is embedded in the groove wall of the rotating ring limiting groove 18 by utilizing the magnetism of the barker ball 19 to prevent the barker ball from falling off, the rotating ring 15 is sleeved in the rotating ring limiting groove 18 and is in point contact friction connection with the barker ball 19, the whole rotating ring 15 is in contact with all the barker balls 19 to complete free rotation, the rolling friction between the whole equipment and the ground can be realized, and the personnel can carry the equipment conveniently.

As shown in fig. 2 and fig. 3, the annular distribution has three walking wheels 16 on the quotation of chassis 1 bottom, walking wheels 16 make whole check out test set remove conveniently, it is more nimble when detecting the bridge operation, because supporting seat 2 and check out test set body 3 need a stable operation environment during the detection bridge, consequently still install the location support mounting 17 that can hide the storage in the quotation of chassis 1 bottom in this embodiment, location support mounting 17 protractile support in ground, prevent that whole equipment from taking place the phenomenon of sideslipping because of walking wheels 16's existence.

Further, as shown in fig. 5-7, in this embodiment, the bottom of the chassis 1 is provided with an accommodating groove 20 for accommodating the positioning and supporting fixing member 17, the positioning and supporting fixing member 17 includes a rotating plate 171 disposed inside the accommodating groove 20, one end of the rotating plate 171 near the center of the chassis 1 is hinged to the side wall of the accommodating groove 20, the root of the other end of the rotating plate 171 is hinged to a pedal 172, a plurality of pyramid spurs 173 are uniformly distributed at the bottom of the pedal 172, the pedal 172 and the rotating plate 171 are hinged to each other, so that the pedal 172 can be kept in a horizontal state with respect to the ground all the time, the pyramid spurs 173 can be uniformly inserted into the ground, and the connection strength between the detection device and the ground is enhanced. Receive still to install the elastic support who links to each other with rotor plate 171 top center department in the groove 20, location support mounting 17 passes through elastic support elastic joint in receiving the groove 20, when the position adjustment of check out test set needs to be fixed, stir rotor plate 171, rotor plate 171 breaks away from and receives groove 20 and uses the pin joint to rotate clockwise as the center under the elastic support effect until the pyramid spur 173 of pedal 172 bottom contacts with ground, then personnel step on pedal 172 and make pyramid spur 173 insert to ground in, realize the location fixed to whole device, provide a stable operational environment for personnel's detection achievement.

The elastic supporting member includes a cross bar 22 erected on the top of the receiving groove 20 along the horizontal direction, a sleeve 23 is slidably sleeved on the cross bar 22, two sides of the sleeve 23 are respectively connected with a first spring 24 and a second spring 25, the first spring 24 and the second spring 25 are both sleeved on the cross bar 22, wherein the initial state of the first spring 24 is a compressed state, the initial state of the second spring 25 is a stretched state, a connecting rotating rod 21 is hinged between the circumferential surface of the sleeve 23 and the middle part of the rotating plate 171, after the rotating plate 171 is separated from the receiving groove 20, the compressed first spring 24 tends to recover deformation, the stretched second spring 25 tends to recover deformation, both the first spring and the second spring drive the sleeve 23 to slide rightwards along the cross bar 22, the connecting rotating rod 21 is supported on the rotating plate 171 to force the rotating plate 171 to rotate clockwise around a hinge point until the pyramid spur 173 contacts the ground, at this time, the first spring 24 and the second spring 25 only reduce elastic potential energy, but are still in compression and tension respectively, and apply force to the rotating plate 171 by elastic potential energy at both sides, which helps to increase the grip of the pedal 172.

The invention provides a mobile bridge deflection detection device, which has the working principle that: personnel can select hand-held equipment or promote through swivel 15 and carry equipment to the workplace, then take out the check out test set body 3 and pass through the bolt and install on supporting seat 2, drive three servo motor synchronization action drive supporting seat 2 through the controller and drive check out test set body 3 and break away from supporting seat and accomodate groove 12 and upwards move along vertical direction, move to spout 8 end until slider 7. Then, the personnel adjust the position of the detection equipment according to the actual needs of the site, the position of the equipment is adjusted through the walking wheels 16 at the bottom of the chassis 1, after the position of the equipment is adjusted, the personnel pokes the pyramid stabs 173 at the bottom of the pedal 172 with feet, the rotating plate 171 is separated from the accommodating groove 20, the pedal 172 of the sleeve 23 is abutted against the ground when the sleeve 23 drives the rotating plate 171 to rotate clockwise under the combined action of the first spring 24 and the second spring 25, the personnel tramples the pedal 172 with feet to enable the pyramid stabs 173 to be inserted into the ground, so that the whole equipment is fixed on the ground, and the personnel use the detection equipment body 3 to complete the detection of the bridge deflection.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. A mobile bridge deflection detection device is characterized by comprising a disc-shaped chassis (1), a detection device body (3) for detecting bridge deflection and a supporting seat (2) for supporting and fixing the detection device body (3);

a plurality of rotating blocks (5) are annularly distributed at the bottom of the supporting seat (2), one end of each rotating block (5) is hinged in a notch (4) at the bottom of the supporting seat (2), the other end of each rotating block (5) is connected with two supporting rods (6) which are arranged in parallel, and the bottoms of the two supporting rods (6) are hinged on two sides of a sliding block (7);

supporting seat accommodating grooves (12) are formed in the chassis (1) at positions corresponding to the supporting seats (2), sliding grooves (8) corresponding to the rotating blocks (5) in number are annularly distributed on the periphery of the supporting seat accommodating grooves (12), and supporting rod accommodating grooves (9) are formed in two sides of each sliding groove (8); the supporting seat (2) slides in the sliding groove (8) through a sliding block (7) and can be stored in the chassis (1) in a folding mode.

2. The mobile bridge deflection detection device according to claim 1, wherein a lead screw (10) is arranged in each sliding chute (8) along the length direction of the sliding chute, one end of each lead screw (10) extends outwards along the radial direction of the chassis (1) and is in driving connection with a servo motor arranged in the chassis (1), and the other end of each lead screw (10) is connected with a bearing (11) arranged in the sliding chute (8); the lead screw (10) penetrates through the sliding block (7) and is in threaded connection with the sliding block.

3. The mobile bridge deflection detection device according to claim 1, wherein a base is rotatably connected to the bottom of the detection device body (3), and the base of the detection device body (3) is detachably connected to the support base (2) through bolts.

4. The mobile bridge deflection detection device according to claim 1, wherein a rotating ring (15) is rotatably mounted on the circumferential surface of the chassis (1), two fixing plates (14) are symmetrically mounted at the edge of the panel surface of the chassis (1), a lifting handle (13) is connected between the two fixing plates (14), and the lifting handle (13) is located on the periphery of the rotating ring (15).

5. The mobile bridge deflection detection device according to claim 4, wherein a rotating ring limiting groove (18) is formed on the circumferential surface of the chassis (1) in an inward concave manner, a Baker ball (19) is uniformly filled in the rotating ring limiting groove (18), and the rotating ring (15) is sleeved in the rotating ring limiting groove (18) and is in point contact friction connection with the Baker ball (19).

6. The mobile bridge deflection detection device according to claim 1, wherein three walking wheels (16) are annularly distributed on the disk surface of the bottom of the chassis (1), and a positioning and supporting fixing part (17) capable of being hidden and stored is further installed on the disk surface of the bottom of the chassis (1).

7. The mobile bridge deflection detection apparatus of claim 6, wherein, the bottom of the chassis (1) is provided with a containing groove (20) for containing the positioning support fixing piece (17), the positioning supporting and fixing part (17) comprises a rotating plate (171) arranged inside the accommodating groove (20), one end of the rotating plate (171) close to the center of the chassis (1) is hinged on the side wall of the accommodating groove (20), the root of the other end of the rotating plate (171) is hinged with a pedal (172), a plurality of pyramid stabs (173) are uniformly distributed at the bottom of the pedal (172), an elastic supporting piece connected with the center of the top of the rotating plate (171) is also arranged in the accommodating groove (20), the positioning support fixing piece (17) is elastically clamped in the accommodating groove (20) through the elastic supporting piece.

8. The mobile bridge deflection detection device according to claim 7, wherein the elastic support member comprises a cross bar (22) erected at the top of the storage groove (20) along a horizontal direction, a sleeve (23) is sleeved on the cross bar (22) in a sliding manner, two sides of the sleeve (23) are respectively connected with a first spring (24) and a second spring (25), the first spring (24) and the second spring (25) are sleeved on the cross bar (22), and a connecting rotating rod (21) is hinged between the circumferential surface of the sleeve (23) and the middle part of the rotating plate (171).