CN112627057A - Synchronous rotation sensor auxiliary device for bridge rotation construction - Google Patents

Abstract

The invention discloses a synchronous rotation sensor auxiliary device for bridge rotation construction, relates to the technical field of bridge construction sensors, and solves the problems that most of the conventional sensor auxiliary devices cannot monitor and early warn the swinging amplitude of a rope, and cannot effectively avoid rotation speed unevenness and potential safety hazards caused by overlarge swinging amplitude. A synchronous rotation sensor auxiliary device for bridge rotation construction comprises a chassis, wherein the chassis is of a circular structure, two vertical support shafts are symmetrically welded in the middle of the top end of the chassis, a sliding frame is slidably mounted on the upper sleeves of the two vertical support shafts, and a rotating frame is rotatably mounted on the top end sections of left and right vertical support rods of the sliding frame; two semicircular butt-joint sleeves are symmetrically welded and supported at the top ends of the left vertical support rod and the right vertical support rod of the rotating frame. The rotating frame can swing and rotate along the sliding frame, is suitable for the left-right swing of a traction rope in the pulling use process, and avoids the strong swing impact force from breaking and damaging supporting parts such as two vertical supporting shafts and the like.

Description

Synchronous rotation sensor auxiliary device for bridge rotation construction

Technical Field

The invention relates to the technical field of bridge construction sensors, in particular to a synchronous rotation sensor auxiliary device for bridge rotation construction.

Background

The bridge turning construction method is a construction method for pouring or assembling a bridge at a deviated design position and then turning the bridge in place by means of power. The method can overcome the terrain limitation, the construction does not influence the traffic, the prefabrication is convenient, and the construction is rapid, so the method is more and more widely applied. The bridge pier seat, the rotating system and the beam body seat together form support and rotation for the bridge rotating body. For the bridge constructed by horizontal rotation, the key of the rotating construction method lies in the bridge horizontal rotating system, which comprises a lifting device, a rotating seat, a balance system and a combination mode of the lifting device, the rotating seat and the balance system with the bridge. Lifting device uses with turning the seat mutually, and the bridge is turned and is carried out the jacking, when the bridge is turned and is rotated to preset position, lifting device's piston rod contracts back, and the erection support, the bridge is turned and is laid on the pier stud through the support, removes lifting device and the seat of turning and retrieves, accomplishes whole rotation work progress. In the actual construction process, because the weight of turning can not be accurately calculated or construction errors exist, the turning is unbalanced, turning inclination can occur, construction is influenced, even the turning fails, the weight of the turning of the bridge is larger and larger at present, even exceeds ten thousand tons, the requirements on the bearing performance and the balance performance of a turning system are higher and higher, the speed of the turning body needs to be monitored, and the synchronous rotation sensor auxiliary device for bridge turning construction needs to be used.

For example, patent No. CN201420487260.1 discloses a synchronous rotation auxiliary device for bridge rotation construction. The device comprises a balance main control console, a left bridge hydraulic pump station, a right bridge hydraulic pump station, a left bridge plunger pump, a right bridge plunger pump, a left bridge sensor and a right bridge sensor, wherein a speed sensor is arranged on a traction cable to feed back speed test data of the traction cable to the balance main control console, the flow of left and right bridge jacks is adjusted according to the deviation value of the left and right bridge traction cables, the moving speed of the traction cables of the left and right bridges is changed, and the speed of the traction cables of the left and right bridges is synchronized. The invention has simple structure and simple and convenient operation, and effectively adjusts the rotating speed in real time.

Current sensor auxiliary device is mostly not suitable for to the amplitude on the traction rope does special optimization, causes the easy vibrations of shaking power on the rope of sensor to vibrate and damages, and mostly can not deal with the left and right sides of traction rope in dragging the use and sways, causes that bearing structure is easily broken and damaged, mostly can not monitor the early warning to the amplitude of swaying of rope in addition, can not effectively avoid because of the too big rotation speed inequality and the potential safety hazard that causes of amplitude of swaying.

Disclosure of Invention

The invention aims to provide a synchronous rotation sensor auxiliary device for bridge rotation construction, which aims to solve the problems that most of the devices in the background art cannot monitor and early warn the swinging amplitude of a rope, and cannot effectively avoid rotation speed unevenness and potential safety hazards caused by overlarge swinging amplitude.

In order to achieve the purpose, the invention provides the following technical scheme: a synchronous rotation sensor auxiliary device for bridge rotation construction comprises a chassis, wherein the chassis comprises vertical support shafts, the chassis is of a circular structure, two vertical support shafts are symmetrically welded in the middle of the top end of the chassis, a sliding frame is slidably mounted on the upper sleeves of the two vertical support shafts, and a rotating frame is rotatably mounted on the top end sections of left and right vertical support rods of the sliding frame; the rotary frame comprises semicircular butting sleeves and a positioning frame, the top ends of the left and right vertical support rods of the rotary frame are symmetrically welded and supported with two semicircular butting sleeves, the back parts of the two semicircular butting sleeves are horizontally welded with one positioning frame, and the middle position in the positioning frame is inserted with one roller speedometer through spring pushing; two semicircular butting sleeves are provided with a semicircular clamping sleeve in a butting buckle way; the sliding frame is integrally formed by welding a left inverted F-shaped vertical support rod and a right inverted F-shaped vertical support rod and two shaft sleeves between the bottom sections of the two inverted F-shaped vertical support rods, wherein the two shaft sleeves are in sliding fit with the two vertical support shaft sleeves; the rotating frame is integrally formed by welding a top rectangular frame and a bottom trapezoidal frame together, wherein a cross support shaft lever at the bottom of the trapezoidal frame is correspondingly matched with the sliding frame in a rotating and inserting manner.

Preferably, the semicircle cutting ferrule includes L form bracing piece, baffle and erects and prop the picture peg, the symmetrical welding has two L form bracing pieces on the outer wall of semicircle cutting ferrule, and the welding is blocked and is had a baffle between two L form bracing pieces, and the head end bottom symmetrical welding of two L form bracing pieces has two to prop the picture peg.

Preferably, the carriage is including touching the electric post, T shape slide bar and buzzer siren, two buzzer sirens are installed to the left and right sides position symmetry of carriage bottom section, and correspond about being on the perpendicular vaulting pole of carriage and run through the cartridge through the spring top and have two T shape slide bars and two touch the electric post.

Preferably, the rotating frame further comprises an inserting frame, rectangular positioning plates and shifting rods, six rectangular positioning plates are symmetrically welded on left and right supporting side rods of the positioning frame, the left and right rectangular positioning plates are inserted with one inserting frame in a penetrating and inserting mode through spring pushing, and two shifting rods are symmetrically welded on limiting circular plates at left and right ends of a rotating shaft at the bottom of the rotating frame.

Preferably, the bottoms of the two T-shaped sliding rods are respectively provided with a round electric-contact copper block, the top ends of the two electric-contact columns are respectively provided with a round electric-contact copper block, and the two T-shaped sliding rods slide downwards in a jacking manner to abut against the two electric-contact columns for butt joint.

Preferably, the semicircular clamping sleeve and the two semicircular butting sleeves are butted together to form a complete positioning sleeve, the positioning sleeve is slidably mounted on the traction rope, and the baffle jacking on the semicircular clamping sleeve is positioned above the top end of the roller speedometer.

Preferably, the vertical support insertion plates are correspondingly matched with the left and right rectangular positioning plates at the front ends in a top insertion manner, and the head end sections of the left and right insertion rods of the insertion frame are inserted in a top insertion manner to penetrate through the two vertical support insertion plates.

Preferably, the two shifting levers are installed in an inclined supporting mode, and the two shifting levers rotate along with the rotating frame in a swinging mode and are in pushing contact with the cross supporting plates at the top ends of the two T-shaped sliding rods.

Compared with the prior art, the invention has the beneficial effects that:

1. the sliding frame can slide up and down along the two vertical support shafts, is suitable for installing the semicircular clamping sleeve, the two semicircular butting sleeves and the roller speedometer on the traction ropes at different heights for speed detection, is flexible to use and wide in application, can adapt to the up-and-down amplitude of the traction ropes when the traction ropes are pulled for use, and avoids the shock force of the traction ropes to impact and damage the semicircular clamping sleeve, the two semicircular butting sleeves and the roller speedometer;

2. the rotating frame can swing and rotate along the sliding frame, is suitable for the left-right swing of a traction rope in the pulling and using process, and avoids the breakage and damage of supporting parts such as two vertical supporting shafts and the like caused by strong swing impact force;

3. the positioning sleeve consisting of the semicircular clamping sleeve and the two semicircular butting sleeves can fixedly contact the roller speedometer and the traction rope together, so that the roller speedometer can always swing up and down and left and right along with the traction rope, and the roller speedometer is prevented from being separated from the rope to influence speed measurement data;

4. when the rotating frame swings along with the rope, the two shift levers on the rotating frame are driven to swing and push the two T-shaped sliding rods to slide downwards to be butted with the two electric shock columns, so that the two buzzers are connected with an alarm to monitor and warn the swinging amplitude of the rope, and potential safety hazards caused by overlarge swinging amplitude of the rope are avoided, and the rotating speed is not uniform.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the rear three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the disassembled state of the semi-circular cutting ferrule of the present invention;

FIG. 4 is a schematic view of a semicircular butt-joint sleeve structure according to the present invention;

FIG. 5 is a schematic view of a turret structure according to the present invention;

FIG. 6 is a schematic view of a carriage configuration according to the present invention;

FIG. 7 is a schematic view of a semi-circular cutting ferrule of the present invention;

in the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a chassis; 101. erecting a support shaft; 2. a roller speedometer; 3. a semicircular clamping sleeve; 301. an L-shaped support bar; 302. a baffle plate; 303. a vertical supporting plugboard; 4. a carriage; 401. a contact post; 402. a T-shaped slide bar; 403. a buzzer alarm; 5. a rotating frame; 501. a semicircular butt joint sleeve; 502. a positioning frame; 503. inserting a frame; 504. a rectangular positioning plate; 505. a deflector rod.

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.

Referring to fig. 1 to 7, an embodiment of the present invention includes: a synchronous rotation sensor auxiliary device for bridge rotation construction comprises a chassis 1, wherein the chassis 1 comprises vertical support shafts 101, the chassis 1 is of a circular structure, two vertical support shafts 101 are symmetrically welded in the middle of the top end of the chassis 1, a sliding frame 4 is slidably mounted on the upper portion of each of the two vertical support shafts 101, and a rotating frame 5 is rotatably mounted on the top end sections of left and right vertical support rods of the sliding frame 4; the rotating frame 5 comprises semicircular butting sleeves 501 and a positioning frame 502, the top ends of left and right vertical support rods of the rotating frame 5 are symmetrically welded and supported with the two semicircular butting sleeves 501, the back parts of the two semicircular butting sleeves 501 are horizontally welded with the positioning frame 502, and the middle position in the positioning frame 502 is pushed by a spring to penetrate through and be inserted with a roller tachometer 2; a semicircular clamping sleeve 3 is arranged on the two semicircular butting sleeves 501 in a butting and buckling manner; the sliding frame 4 is integrally formed by welding a left inverted F-shaped vertical support rod and a right inverted F-shaped vertical support rod and two shaft sleeves between the bottom sections of the two inverted F-shaped vertical support rods, wherein the two shaft sleeves are in sleeve sliding fit with the two vertical support shafts 101; the rotating frame 5 is integrally formed by welding a top rectangular frame and a bottom trapezoidal frame together, wherein a cross support shaft lever at the bottom of the trapezoidal frame is correspondingly matched with the sliding frame 4 in a rotating and inserting way; the bottoms of the two T-shaped sliding rods 402 are respectively provided with a round electric contact copper block, the top ends of the two electric contact columns 401 are respectively provided with a round electric contact copper block, the two T-shaped sliding rods 402 slide downwards in a jacking mode to abut against the two electric contact columns 401 to be butted, and when the two T-shaped sliding rods 402 are butted with the two electric contact columns 401, the two buzzing alarms 403 can be switched on to alarm; the vertical support inserting plates 303 are correspondingly matched with the left and right rectangular positioning plates 504 at the front end in a top insertion mode, the head end sections of the left and right inserting rods of the inserting frame 503 are inserted in the top insertion mode and penetrate through the two vertical support inserting plates 303, the semicircular clamping sleeves 3 and the two semicircular butting sleeves 501 can be inserted and positioned together through the inserting frame 503, the inserting frame 503 is installed in a spring pushing mode, the semicircular clamping sleeves 3 and the rotating frame 5 can be detached and separated only by sliding and pulling out the inserting frame 503, and the rope and the device can be conveniently pulled to be assembled and detached in a combined mode.

The two T-shaped sliding rods 402 and the round electric shock copper blocks on the two electric shock columns 401 are electrically connected with the two buzzer alarms 403 in a control mode.

Further, semicircle cutting ferrule 3 includes L form bracing piece 301, baffle 302 and erects and prop picture peg 303, and the symmetrical welding has two L form bracing pieces 301 on the outer wall of semicircle cutting ferrule 3, and the welding is blocked between two L form bracing pieces 301 and is had a baffle 302, and the head end bottom symmetrical welding of two L form bracing pieces 301 has two erects to prop picture peg 303, and baffle 302 can shelter from the protection to gyro wheel tachometer 2, reduces the probability that the object falls with 2 striking damages of gyro wheel tachometer in the high altitude.

Further, carriage 4 includes electric shock post 401, T shape slide bar 402 and buzzer siren 403, two buzzer siren 403 are installed to the left and right sides position symmetry of carriage 4 bottom section, and be about carriage 4 and correspond about on the vertical vaulting pole and run through the cartridge through the spring top and have two T shape slide bar 402 and two electric shock posts 401, carriage 4 can be followed two vertical vaulting shafts 101 and slided from top to bottom and be suitable for with semicircle cutting ferrule 3, two semicircle butt joint cover 501 and gyro wheel speedometer 2 and wear the cover to install and carry out speed detection on the haulage rope of co-altitude, use nimble application extensive, and carriage 4's top and bottom slip can be suitable for the upper and lower amplitude of haulage rope when dragging and pulling the use, avoid the tremble power of haulage rope to strike damage semicircle cutting ferrule 3, two semicircle butt joint cover 501 and gyro wheel speedometer 2.

Furthermore, the rotating frame 5 further comprises an inserting frame 503, rectangular positioning plates 504 and shifting rods 505, six rectangular positioning plates 504 are symmetrically welded on left and right supporting side rods of the positioning frame 502, the left and right rectangular positioning plates 504 are inserted with one inserting frame 503 through spring pushing, two shifting rods 505 are symmetrically welded on limiting circular plates at the left and right ends of a rotating shaft at the bottom of the rotating frame 5, the rotating frame 5 can swing and rotate along the sliding frame 4, and the rotating frame is suitable for left and right swinging of a traction rope in a pulling and using process, so that the supporting components such as the two vertical supporting shafts 101 are prevented from being broken and damaged by strong swinging impact force.

Further, semicircle cutting ferrule 3 has constituteed a complete position sleeve with two semicircle butting sleeve 501 butt joint jointly, this position sleeve cover is smooth to be installed on the haulage rope, and baffle 302 shore on the semicircle cutting ferrule 3 is located the top of gyro wheel tachometer 2, the position sleeve that semicircle cutting ferrule 3 and two semicircle butting sleeve 501 are constituteed can be in the same place gyro wheel tachometer 2 with haulage rope fixed contact, can follow the haulage rope all the time on the messenger gyro wheel tachometer 2 and sway from top to bottom left and right sides together, avoid gyro wheel tachometer 2 and rope to break away from the influence data that tests the speed.

Further, two deflector rods 505 are installed in an inclined supporting mode, the two deflector rods 505 rotate along with the swing of the rotating frame 5 and are in pushing contact with cross supporting plates at the top ends of the two T-shaped sliding rods 402, when the rotating frame 5 swings along with a rope, the two deflector rods 505 on the rotating frame are driven to swing and enable the two T-shaped sliding rods 402 to slide downwards and push the two T-shaped sliding rods to be in butt joint with the two electric contact columns 401, the two buzzer alarms 403 are connected to give an alarm to monitor and warn the swing amplitude of the rope, and potential safety hazards caused by overlarge swing amplitude of the rope are avoided, and uneven turning speed is avoided.

The working principle is as follows: the baffle 302 can shield and protect the roller speedometer 2, the probability of collision damage of falling objects to the roller speedometer 2 is reduced, the sliding frame 4 can slide up and down along the two vertical support shafts 101 to be suitable for installing the semicircular clamping sleeve 3, the two semicircular butting sleeves 501 and the roller speedometer 2 on traction ropes with different heights for speed detection, the use is flexible and wide in application, the up-and-down sliding of the sliding frame 4 can be suitable for the up-and-down amplitude of the traction ropes during pulling use, the shock force of the traction ropes can be avoided from impacting the semicircular clamping sleeve 3, the two semicircular butting sleeves 501 and the roller speedometer 2, the rotating frame 5 can swing and rotate along the sliding frame 4, the left-and-right swinging of the traction ropes during pulling use is suitable, the strong swinging impact force can be avoided from breaking and damaging the support parts such as the two vertical support shafts 101, and the positioning sleeve consisting of the semicircular clamping sleeve 3 and the two semicircular butting sleeves 501 can fixedly contact the roller speedometer 2 with the traction ropes together, the roller speedometer 2 can always swing up and down and left and right along with a traction rope, speed measurement data are prevented from being influenced by the fact that the roller speedometer 2 is separated from the rope, the semicircular clamping sleeve 3 and two semicircular butting sleeves 501 can be spliced and positioned together by the aid of the inserting frame 503, the semicircular clamping sleeve 3 and the rotating frame 5 can be detached and separated only by sliding and pulling the inserting frame 503 backwards through spring pushing installation, the traction rope and a device can be conveniently assembled and detached, when the rotating frame 5 swings along with the rope, the two shifting rods 505 on the rotating frame are driven to swing and push two T-shaped sliding rods 402 downwards to be butted with two electric contact columns 401, the two buzzer alarms 403 are switched on to alarm the swinging amplitude of the rope, and potential safety hazards caused by overlarge swinging amplitude of the rope are avoided, and the speed of the rotating body is not uniform.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a synchronous rotation sensor auxiliary device for bridge rotation construction which characterized in that: the device comprises a chassis (1), wherein the chassis (1) comprises vertical support shafts (101), the chassis (1) is of a circular structure, two vertical support shafts (101) are symmetrically welded in the middle of the top end of the chassis (1), a sliding frame (4) is slidably mounted on the upper portion of each of the two vertical support shafts (101), and a rotating frame (5) is rotatably mounted on the top end sections of left and right vertical support rods of the sliding frame (4); the rotating frame (5) comprises semicircular butt-joint sleeves (501) and a positioning frame (502), the top ends of the left and right vertical support rods of the rotating frame (5) are symmetrically welded and supported with two semicircular butt-joint sleeves (501), the back parts of the two semicircular butt-joint sleeves (501) are horizontally welded with one positioning frame (502), and the middle position in the positioning frame (502) is inserted with one roller speedometer (2) in a penetrating and inserting mode through a spring jacking; a semicircular clamping sleeve (3) is arranged on the two semicircular butting sleeves (501) in a butting and buckling manner; the sliding frame (4) is integrally formed by welding a left inverted F-shaped vertical support rod and a right inverted F-shaped vertical support rod and two shaft sleeves between the bottom sections of the two inverted F-shaped vertical support rods, wherein the two shaft sleeves are in sliding fit with the two vertical support shafts (101); the rotating frame (5) is integrally formed by welding a top rectangular frame and a bottom trapezoidal frame together, wherein a cross brace shaft lever at the bottom of the trapezoidal frame is correspondingly matched with the sliding frame (4) in a rotating and inserting manner.

2. The synchronous rotation sensor auxiliary device for bridge rotation construction according to claim 1, wherein: semicircle cutting ferrule (3) include L form bracing piece (301), baffle (302) and erects and prop picture peg (303), symmetrical welding has two L form bracing pieces (301) on the outer wall of semicircle cutting ferrule (3), and the welding fender has one baffle (302) between two L form bracing pieces (301), and the head end bottom symmetrical welding of two L form bracing pieces (301) has two to erect and prop picture peg (303).

3. The synchronous rotation sensor auxiliary device for bridge rotation construction according to claim 1, wherein: the sliding frame (4) comprises an electric contact column (401), a T-shaped sliding rod (402) and a buzzer alarm (403), wherein the left side and the right side of the bottom section of the sliding frame (4) are symmetrically provided with the buzzer alarm (403), and the left vertical supporting rod and the right vertical supporting rod of the sliding frame (4) correspond to each other up and down and are provided with the T-shaped sliding rod (402) and the electric contact column (401) through the spring pushing and inserting.

4. The synchronous rotation sensor auxiliary device for bridge rotation construction according to claim 1, wherein: the rotating frame (5) further comprises an inserting frame (503), rectangular positioning plates (504) and shifting rods (505), six rectangular positioning plates (504) are symmetrically welded on left and right supporting side rods of the positioning frame (502), the left and right rectangular positioning plates (504) are inserted with one inserting frame (503) in a penetrating and inserting mode through spring pushing, and two shifting rods (505) are symmetrically welded on limiting circular plates at the left end and the right end of a rotating shaft at the bottom of the rotating frame (5).

5. The synchronous rotation sensor auxiliary device for bridge rotation construction according to claim 3, wherein: two circular electric shock copper blocks are installed at the bottoms of the T-shaped sliding rods (402), a circular electric shock copper block is installed at the top end of each of the two electric shock columns (401), and the two T-shaped sliding rods (402) are pressed downwards to abut against and abut against the two electric shock columns (401) to be butted.

6. The synchronous rotation sensor auxiliary device for bridge rotation construction according to claim 1, wherein: the semicircular clamping sleeve (3) and the two semicircular butting sleeves (501) are butted together to form a complete positioning sleeve, the positioning sleeve is slidably mounted on a traction rope, and a baffle (302) on the semicircular clamping sleeve (3) is propped and positioned above the top end of the roller speedometer (2).

7. The synchronous rotation sensor auxiliary device for bridge rotation construction according to claim 2, wherein: the vertical support inserting plates (303) are correspondingly matched with a left rectangular positioning plate (504) and a right rectangular positioning plate (504) at the front ends in a top insertion mode, and head end sections of left and right inserting rods of the inserting frame (503) are inserted in a top insertion mode and penetrate through the two vertical support inserting plates (303).

8. The synchronous rotation sensor auxiliary device for bridge rotation construction according to claim 4, wherein: the two deflector rods (505) are installed in an inclined supporting mode, and the two deflector rods (505) rotate along with the rotating frame (5) in a swinging mode and are in pushing contact with cross supporting plates at the top ends of the two T-shaped sliding rods (402).

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