CN105509933B - A kind of bearing installation bias detection device and the anti-bias installation method of bearing - Google Patents

A kind of bearing installation bias detection device and the anti-bias installation method of bearing Download PDF

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Publication number
CN105509933B
CN105509933B CN201610012396.0A CN201610012396A CN105509933B CN 105509933 B CN105509933 B CN 105509933B CN 201610012396 A CN201610012396 A CN 201610012396A CN 105509933 B CN105509933 B CN 105509933B
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CN
China
Prior art keywords
bearing
bias
height adjustment
bridge
installation
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CN201610012396.0A
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Chinese (zh)
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CN105509933A (en
Inventor
武芳文
张庆开
薛成凤
丰丙龙
邱建涛
左英
曹旭
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长安大学
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Priority to CN201610012396.0A priority Critical patent/CN105509933B/en
Publication of CN105509933A publication Critical patent/CN105509933A/en
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Publication of CN105509933B publication Critical patent/CN105509933B/en

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/04Bearings; Hinges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00Measuring force or stress, in general

Abstract

The invention discloses a kind of bearings to install bias detection device and the anti-bias installation method of bearing, the bias detection device includes stationary steel bushing ring of the coaxial cuff on bridge pad is detected, multiple pressure sensors being laid on the outside of stationary steel bushing ring, multiple respectively to the laying height adjustment device that is adjusted of height of multiple pressure sensors and the data receiving terminal being all connected with multiple pressure sensors, bridge pad is round rubber bearing, and multiple height adjustment device are along the circumferential direction uniformly distributed on the lateral wall of stationary steel bushing ring;The anti-bias installation method of the bearing, including step:First, surveying setting-out;2nd, bearing is installed;3rd, bias detection device installation;4th, examination falls beam;5th, bearing bias condition detects;6th, the adjustment of bearing bias judges;7th, bearing bias adjustment.Reasonable design of the present invention realizes that convenient and using effect is good, can it is easy, quickly detect the bias condition of bridge pad, and can reduce and even avoid bearing bias-pressure phenomenon.

Description

A kind of bearing installation bias detection device and the anti-bias installation method of bearing
Technical field
The invention belongs to technical field of bridge construction, install bias detection device more particularly, to a kind of bearing and bearing is prevented Bias installation method.
Background technology
Bridge pad is to connect bridge superstructure and the important feature component of substructure, it can be by bridge superstructure Counter-force and deformation (displacement and corner) reliably pass to bridge substructure, so as to make the actual loading situation of structure with meter The theoretical schema of calculation is consistent.Bridge pad is set up on pier and its top surface bearing bridge superstructure.Bridge pad presses material Material difference is divided into bridle iron, polytetrafluoroethylene bearing (sliding support), rubber support, concrete bearing and lead bearing etc..Wherein, Bridge rubber bearing is cured, bonded by multilayer rubber and sheet metal, it has enough vertical stiffness, can be by top structure The counter-force for making (i.e. bridge superstructure) reliably passes to pier;Meanwhile have good elasticity, to adapt to the rotation of beam-ends; Have again and teach big shear deformation ability;To meet the horizontal displacement of superstructure.Not only technical performance is excellent for bridge rubber bearing, Also have simple structure, it is cheap, without maintenance, be easily changed, buffering shock insulation, the features such as building height is low, thus rubber Bearing has been widely used with the unique advantage of its own.
But in bridge pad (especially rubber support) installation process, it can cause since local height control is not in place There is bias-pressure phenomenon in bearing;And as the continuous effect of the dynamic loads such as vehicle, bias-pressure phenomenon can be increasingly severe, can not only it make Bearing Seat Force is uneven, premature breakdown occurs, reduces the service life of bearing, and beam body stress can be made unreasonable and held It splits, seriously affects traffic safety.
Invention content
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that provide a kind of bearing installation Bias detection device, simple in structure, reasonable design and be dismounted easily, using effect it is good, can it is easy, quickly detect bridge branch The bias condition of seat.
In order to solve the above technical problems, the technical solution adopted by the present invention is:A kind of bearing installation bias detection device, It is characterized in that:Including stationary steel bushing ring of the coaxial cuff on bridge pad is detected, multiple it is laid in outside stationary steel bushing ring The pressure sensor of side, it is multiple respectively to the laying height adjustment device that is adjusted of height of multiple pressure sensors and The data receiving terminal being all connected with multiple pressure sensors, the bridge pad are the circle being installed on bearing pad stone Rubber support, the bearing pad stone are located at the top of Bridge Pier;Multiple height adjustment device are each attached to stationary steel bushing ring Lateral wall on and it is along the circumferential direction uniformly distributed;The stationary steel bushing ring is annulus and it is by multiple arc-shaped steel plate splicings It forms, multiple arc-shaped steel plates are along the circumferential direction laid;The quantity of the pressure sensor and the number of height adjustment device Identical and the two quantity is measured not less than 3, multiple pressure sensors are along the circumferential direction uniformly distributed and it pacifies respectively Mounted in multiple height adjustment device tops, the structure snd size all same of multiple pressure sensors and its be located at respectively The surface of multiple height adjustment device;The structure snd size all same of multiple height adjustment device, it is multiple described The mounting height all same of height adjustment device, multiple height adjustment device are respectively positioned on same plane and it is along with consolidating The central axial direction for determining steel collar is laid.
A kind of above-mentioned bearing installation bias detection device, it is characterized in that:Multiple pressure sensors connect with the data It is attached between receipts terminal by data line.
A kind of above-mentioned bearing installation bias detection device, it is characterized in that:The stationary steel bushing ring is by two semi-circular sheet steels It is spliced, is attached in hinged way between the inner end of two semi-circular sheet steels and is clamped between the outer end of the two Or snap fit is attached.
A kind of above-mentioned bearing installation bias detection device, it is characterized in that:Lead between the inner end of two semi-circular sheet steels It crosses hinge or articulated shaft is attached, be attached between the outer end of two semi-circular sheet steels by lock.
A kind of above-mentioned bearing installation bias detection device, it is characterized in that:The quantity of the pressure sensor is adjusted with height The quantity of device is four.
A kind of above-mentioned bearing installation bias detection device, it is characterized in that:The height adjustment device is height adjustment bolt.
Meanwhile the invention also discloses the branch that a kind of method and step is simple, reasonable design and realization convenience, using effect are good The anti-bias installation method of seat, it is characterised in that:This method includes the following steps:
Step 1: surveying setting-out:After the completion of bridge substructure construction, to being used to support all bridge branch of bridge main beam The installation position of seat measures unwrapping wire respectively;
The bridge substructure is included along vertical bridge to the multiple Bridge Piers laid from front to back, the bridge master Beam is supported in multiple Bridge Piers, and the branch seat cushion installed for bridge pad is both provided at the top of each Bridge Pier Stone;The quantity for being used to support the bridge pad of the bridge main beam is multiple;
Step 2: bearing is installed:Surveying setting-out in step 1 is as a result, to being used to support the more of the bridge main beam A bridge pad is installed respectively, and each bridge pad is mounted on a bearing pad stone;
Step 3: bias detection device installation:It is installed respectively described in one on multiple bridge pads in step 2 Bias detection device;
The installation method all same of all bias detection devices;The bias inspection is installed on any one described bridge pad When surveying device, include the following steps:
Step 301, the installation of stationary steel bushing ring:By the coaxial cuff of stationary steel bushing ring on the bridge pad, and make multiple institutes Height adjustment device bottom is stated to be supported on the bearing pad stone below the bridge pad;
Step 302, pressure sensor height are adjusted:Pass through multiple institutes fixed on stationary steel bushing ring described in step 301 It states height adjustment device the laying height of multiple pressure sensors is adjusted respectively, makes multiple pressure sensors Upper surface with the upper surface flush of the bridge pad;
Step 4: examination falls beam:The bridge main beam level is transferred and is supported on multiple bridge pads;
Step 5: bearing bias condition detects:Using the multiple bias detection devices installed in step 3 at this time The bias condition of multiple bridge pads is detected respectively;
The bias condition detection method all same of all bridge pads, examines the bias condition of any one bridge pad During survey, include the following steps:
Step 501, pressure detection value receive:Using the data receiving terminal, to what is installed on the bridge pad at this time The pressure detection value of multiple pressure sensors is received respectively in the bias detection device;
The quantity of pressure sensor is M in the bias detection device, and wherein M is positive integer and M >=3;The M pressures The pressure detection value of force snesor is denoted as F respectively1、F2、…、FM
Step 502, pressure reference value determine:By the pressure detection value of the M received in step 501 the pressure sensors It is ranked up by ascending or descending sequence, and using the pressure detection value of numerical value maximum or numerical value minimum as pressure A reference value F0
Step 503, bearing bias condition judge:First according to the pressure reference value F described in step 5020, to the bridge branch Bias ratio on seat at the M pressure sensor present positions is respectively calculated, i-th of the pressure on the bridge pad Bias ratio at sensor present position is denoted as Ci, andWherein FiBy received in step 501 The pressure detection value of the i pressure sensors;Further according to multiple pressure sensors on the bridge pad being calculated Bias ratio at present position judges the bridge pad bias condition at this time:When the M pressure on the bridge pad Bias ratio at sensor present position is no more than C0When, illustrate that there is no biass for the bridge pad at this time;Otherwise, illustrate this When the bridge pad there is bias, and the bridge pad is need to adjust bearing;Wherein, C0For preset bias ratio threshold value and C0=1%~10%;
Step 6: bearing bias adjustment judges:According to the inclined of the bridge pads multiple at this time detected in step 5 Pressure situation judges whether that bearing bias adjustment need to be carried out:When detecting the bridge pads multiple at this time there is no biasing, Bearing bias adjustment need not be carried out, completes the anti-bias installation process of bearing;Otherwise, bearing bias adjustment need to be carried out, and enters step Rapid seven;
Step 7: bearing bias adjustment:It is right according to the bias condition of multiple bridge pads detected in step 5 All bearings that need to adjust detected carry out bias adjustment respectively;After the completion of bias adjustment, return to step four.
The above method, it is characterized in that:When bearing installation is carried out in step 2, the installation method of multiple bridge pads is equal It is identical;
To when bridge pad is installed any one described, on the bearing pad stone first installed in the bridge pad Tile one layer of mortar levelling layer, then the bridge pad is fixed on the mortar levelling layer;The mortar levelling layer is cement Screed or epoxy resin mortar layer;
When carrying out trying to fall beam in step 4, using the jack being laid at the top of the Bridge Pier, by the bridge Beam girder level is transferred and is supported on multiple bridge pads;Before step 7 carries out bearing bias adjustment, first using institute Stating jack will jack in the bridge main beam horizontal direction, then all bearings that need to adjust detected are biased respectively Adjustment.
The above method, it is characterized in that:In step 7 to detect it is all need to adjust bearing respectively carry out bias adjustment when, Using carrying out bias adjustment by the way of holder top brushing cement mortar or epoxy resin mortar in described need to adjust.
The above method, it is characterized in that:The holder top that need to adjust is divided into M sector region, a sector regions of M The installation position of central angle all same and its installation position respectively with a pressure sensors of M corresponds;M in step 502 The pressure detection value of a pressure sensor is respectively the pressure detection value of the M sector regions;The M sector regions Including a non-adjustment region and M-1 regions to be adjusted, the non-adjustment region is pressure detecting in the M sector regions It is worth minimum sector region;
It is a according to the M after sorting in step 502 when carrying out bias adjustment to bearing need to be adjusted any one described in step 7 The pressure detection value of the pressure sensor need to adjust on the M-1 regions to be adjusted of holder top brushing cement respectively at this Mortar or epoxy resin mortar;In brushing cement mortar on any one described region to be adjusted or epoxy resin mortar, the region to be adjusted Pressure detection value it is bigger, the thickness of institute's brushing cement mortar or epoxy resin mortar is thinner.
Compared with the prior art, the present invention has the following advantages:
1st, used bearing installation bias structure of the detecting device is simple and processing and fabricating is easy, and input cost is relatively low.
2nd, the reasonable in design of bearing installation bias detection device is used, mainly including coaxial cuff in detected bridge It is stationary steel bushing ring, multiple pressure sensors being laid on the outside of stationary steel bushing ring on beam support, multiple respectively to multiple pressures The laying height height adjustment device being adjusted of force snesor and the data receiver end being all connected with multiple pressure sensors End.
3rd, used bearing installation bias detection device is easy to use, and only the coaxial cuff of stationary steel bushing ring need to exist It is detected on bridge pad, then the laying of multiple pressure sensors is highly adjusted respectively by multiple height adjustment device , examination is fallen after beam just can carry out quick, standard by multiple pressure sensors to being monitored the compression situation of bridge pad everywhere Really detection is detected the bias condition of bridge pad so as to accurate response, understand be detected bridge pad whether uniform force, To carry out corresponding height adjustment in time.
4th, used bearing installation bias detection device is dismounted easily and can repeatedly use.
5th, used bearing installation bias detection device using effect is good and practical value is high, can easy, quick detection Go out the bias condition of bridge pad, to carry out bias adjustment in time, so as to effectively reduce or even avoid to lead because of bearing bias The Bearing Seat Force of cause is uneven, reduce the service life of bearing, phenomena such as beam body stress is unreasonable and cracking occurs, thus energy Lead to bearing biasing problem due to highly adjusting not in place when effectively solving bearing installation.
6th, the anti-bias installation method step of used bearing is simple, reasonable design and realization are convenient, input construction cost It is low, using effect is good, can it is easy, the anti-bias installation process of bridge pad is rapidly completed, bearing is avoided bias occur when installing existing As.Also, used bearing bias condition detection method step is simple, realizes that convenient and testing result is accurate, if bearing is held The beam body pressure received is uneven, then the stress of each pressure sensor also can be different, can synchronize the bias shape for obtaining detected bearing Condition;Meanwhile used bearing biases method of adjustment simply and reasonable design, energy is easy, bearing bias is rapidly completed adjusted Journey.
7th, widely applicable and popularizing application prospect is extensive, can be effectively applicable to all rubber supports, especially board-like rubber In the installation process of bearing.
In conclusion reasonable design of the present invention, realization convenience and using effect are good, energy is easy, quickly detects bridge branch The bias condition of seat, and can reduce or even avoid bearing bias-pressure phenomenon.
Below by drawings and examples, technical scheme of the present invention is described in further detail.
Description of the drawings
Fig. 1 is the structure diagram of bearing of the present invention installation bias detection device.
Fig. 2 is the structure diagram that stationary steel bushing ring is in opening state in bearing of the present invention installation bias detection device.
Fig. 3 is the use state reference chart of bearing of the present invention installation bias detection device.
Fig. 4 is the method flow block diagram carried out using the present invention when the anti-bias of bearing is installed.
Reference sign:
1-pressure sensor;2-height adjustment device;3-lock;
4-data line;5-stationary steel bushing ring;6-articulated shaft;
7-bridge pad.
Specific embodiment
A kind of bearing installation bias detection device as shown in Figure 1, Figure 2 and Figure 3, including coaxial cuff in detected bridge It is stationary steel bushing ring 5 on bearing 7, multiple pressure sensors 1 for being laid in 5 outside of stationary steel bushing ring, multiple respectively to multiple The height adjustment device 2 and be all connected with multiple pressure sensors 1 that the laying height of the pressure sensor 1 is adjusted Data receiving terminal, the bridge pad 7 is the round rubber bearing being installed on bearing pad stone, and the bearing pad stone is located at At the top of Bridge Pier.Multiple height adjustment device 2 be each attached on the lateral wall of stationary steel bushing ring 5 and its along the circumferential direction It is uniformly distributed.The stationary steel bushing ring 5 for annulus and its formed by multiple arc-shaped steel plate splicings, multiple arc-shaped steel plates Along the circumferential direction lay.The quantity of the pressure sensor 1 is identical with the quantity of height adjustment device 2 and the quantity of the two not Less than 3, multiple pressure sensors 1 are along the circumferential direction uniformly distributed and it is separately mounted to multiple height and adjusts dress Put 2 tops, the structure snd size all same of multiple pressure sensors 1 and its be located at multiple height adjustment device respectively 2 surface.The structure snd size all same of multiple height adjustment device 2, the installation of multiple height adjustment device 2 Height all same, multiple height adjustment device 2 are respectively positioned on same plane and it is along the central shaft with stationary steel bushing ring 5 It is laid in line direction.
In the present embodiment, pass through data line 4 between multiple pressure sensors 1 and the data receiving terminal It is attached.
Also, the data line 4 is wrapped on the lateral wall of stationary steel bushing ring 5.
In the present embodiment, the data receiving terminal includes data processor and is connect respectively with the data processor Parameter set unit and display unit.
In the present embodiment, the stationary steel bushing ring 5 is spliced by two semi-circular sheet steels, two semi-circular sheet steels Inner end between be attached in hinged way and between the outer end of the two with clamp or snap fit be attached.The fixation The internal diameter of steel collar 5 is consistent with the diameter of detected bridge pad 7.
, can according to specific needs during actual processing, quantity to arc-shaped steel plate included in stationary steel bushing ring 5 and each The size of arc-shaped steel plate adjusts accordingly.
It in the present embodiment, is attached between the inner end of two semi-circular sheet steels by hinge or articulated shaft 6, two It is attached between the outer end of the semi-circular sheet steel by lock 3.
In actual use, the inner end of two semi-circular sheet steels can also be attached by other articulated manners, such as Hinge etc..Also, it can also be attached between the outer end of two semi-circular sheet steels by other connectors, such as connect spiral shell Bolt etc..
In the present embodiment, the quantity of the pressure sensor 1 and the quantity of height adjustment device 2 are four.
In actual use, can according to specific needs, the laying position of quantity and each pressure sensor 1 to pressure sensor 1 It puts and adjusts accordingly.
In the present embodiment, the height adjustment device 2 is height adjustment bolt.
Also, the height adjustment bolt is weldingly fixed on the lateral wall of stationary steel bushing ring 5.
In actual use, the height adjustment device 2 can also use other types of height adjusting part.
The anti-bias installation method of a kind of bearing as shown in Figure 4, includes the following steps:
Step 1: surveying setting-out:After the completion of bridge substructure construction, to being used to support all bridge branch of bridge main beam The installation position of seat 7 measures unwrapping wire respectively;
The bridge substructure is included along vertical bridge to the multiple Bridge Piers laid from front to back, the bridge master Beam is supported in multiple Bridge Piers, and the bearing installed for bridge pad 7 is both provided at the top of each Bridge Pier Pinner;The quantity for being used to support the bridge pad 7 of the bridge main beam is multiple;
Step 2: bearing is installed:Surveying setting-out in step 1 is as a result, to being used to support the more of the bridge main beam A bridge pad 7 is installed respectively, and each bridge pad 7 is mounted on a bearing pad stone;
Step 3: bias detection device installation:It is installed respectively described in one on multiple bridge pads 7 in step 2 Bias detection device;
The installation method all same of all bias detection devices;The bias is installed on any one described bridge pad 7 During detection device, include the following steps:
Step 301, the installation of stationary steel bushing ring:By 5 coaxial cuff of stationary steel bushing ring on the bridge pad 7, and make multiple 2 bottom of height adjustment device is supported on the bearing pad stone of 7 lower section of bridge pad;
Step 302, pressure sensor height are adjusted:Pass through multiple institutes fixed on stationary steel bushing ring described in step 301 5 It states height adjustment device 2 the laying height of multiple pressure sensors 1 is adjusted respectively, makes multiple pressure sensings The upper surface of device 1 with the upper surface flush of the bridge pad 7;
Step 4: examination falls beam:The bridge main beam level is transferred and is supported on multiple bridge pads 7;
Step 5: bearing bias condition detects:Using the multiple bias detection devices installed in step 3 at this time The bias condition of multiple bridge pads 7 is detected respectively;
The bias condition detection method all same of all bridge pads 7 carries out the bias condition of any one bridge pad 7 During detection, include the following steps:
Step 501, pressure detection value receive:Using the data receiving terminal, to what is installed on the bridge pad 7 at this time The pressure detection value of multiple pressure sensors 1 is received respectively in the bias detection device;
The quantity of pressure sensor 1 is M in the bias detection device, and wherein M is positive integer and M >=3;M described The pressure detection value of pressure sensor 1 is denoted as F respectively1、F2、…、FM
Step 502, pressure reference value determine:By the pressure detecting of the M received in step 501 the pressure sensors 1 Value is ranked up by ascending or descending sequence, and using the pressure detection value of numerical value maximum or numerical value minimum as pressure Power a reference value F0
Step 503, bearing bias condition judge:First according to the pressure reference value F described in step 5020, to the bridge branch Bias ratio on seat 7 at M 1 present positions of pressure sensor is respectively calculated, on the bridge pad 7 described in i-th Bias ratio at 1 present position of pressure sensor is denoted as Ci, andWherein FiBy being connect in step 501 The pressure detection value for i-th of the pressure sensor 1 received;Further according to multiple pressures on the bridge pad 7 being calculated Bias ratio at 1 present position of force snesor judges 7 bias condition of bridge pad at this time:When on the bridge pad 7 Bias ratio at M 1 present positions of pressure sensor is no more than C0When, illustrate that there is no inclined for the bridge pad 7 at this time Pressure;Otherwise, illustrate that the bridge pad 7 has bias, and the bridge pad 7 is need to adjust bearing at this time;Wherein, C0To set in advance Fixed bias ratio threshold value and C0=1%~10%;
Step 6: bearing bias adjustment judges:According to the inclined of the bridge pads 7 multiple at this time detected in step 5 Pressure situation judges whether that bearing bias adjustment need to be carried out:When detecting the bridge pads 7 multiple at this time, there is no biass When, without carrying out bearing bias adjustment, complete the anti-bias installation process of bearing;Otherwise, bearing bias adjustment need to be carried out, and is entered Step 7;
Step 7: bearing bias adjustment:According to the bias condition of multiple bridge pads 7 detected in step 5, Bias adjustment is carried out respectively to all bearings that need to adjust detected;After the completion of bias adjustment, return to step four.
In the present embodiment, the C described in step 5030=5%.
It, can be according to specific needs to C during practice of construction0Value size adjust accordingly.
When bearing installation is carried out in the present embodiment, in step 2, the installation method all same of multiple bridge pads 7;
When being installed to bridge pad any one described 7, the first bearing pad stone installed in the bridge pad 7 One layer of mortar levelling layer of upper tiling, then the bridge pad 7 is fixed on the mortar levelling layer;The mortar levelling layer is water Silt particle pulp layer or epoxy resin mortar layer.
It is very heavy using the jacking being laid at the top of the Bridge Pier when carrying out trying to fall beam in the present embodiment, in step 4 Top, the bridge main beam level is transferred and is supported on multiple bridge pads 7;Step 7 carries out bearing bias adjustment Before, it will first be jacked in the bridge main beam horizontal direction using the jack, then all bearing need to be adjusted to what is detected Bias adjustment is carried out respectively.
Also, the quantity of the jack is multiple and it is in vertically to laying, each bridge u pier tops Portion is both provided with one or more jacks.
In the present embodiment, in step 7 to detect it is all need to adjust bearing respectively carry out bias adjustment when, use Bias adjustment is carried out in the mode that need to adjust holder top brushing cement mortar or epoxy resin mortar.
In the present embodiment, the holder top that need to adjust is divided into M sector region, the central angle of the M sector regions The installation position of all same and its installation position respectively with a pressure sensors 1 of M corresponds;In step 502 described in M The pressure detection value of pressure sensor 1 is respectively the pressure detection value of the M sector regions;The M sector regions include One non-adjustment region and M-1 regions to be adjusted, the non-adjustment region for pressure detection value in the M sector regions most Small sector region;
It is a according to the M after sorting in step 502 when carrying out bias adjustment to bearing need to be adjusted any one described in step 7 The pressure detection value of the pressure sensor 1 need to adjust on the M-1 regions to be adjusted of holder top brushing cement respectively at this Mortar or epoxy resin mortar;In brushing cement mortar on any one described region to be adjusted or epoxy resin mortar, the region to be adjusted Pressure detection value it is bigger, the thickness of institute's brushing cement mortar or epoxy resin mortar is thinner.
When the adjusting of pressure sensor height is carried out in the present embodiment, in step 302, pass through multiple height adjustment device The laying height of 2 pairs of multiple pressure sensors 1 is adjusted respectively, and causes each height adjustment device 2 and its The total height of upper institute's installation pressure sensor 1 is adjusted to identical with the height of stationary steel bushing ring 5.
In actual use, after completing the anti-bias installation process of bearing, the bias that will be installed on each bridge pad 7 Detection device is removed, the method for dismounting all same of all bias detection devices.It is carried out to biasing detection device any one described During dismounting, first pass through multiple height adjustment device 2 and the laying of multiple pressure sensors 1 is highly adjusted, make The upper surface of each pressure sensor 1 is respectively positioned below the upper surface of bridge pad 7, then opens lock 3, by the bias detection dress It puts from bridge pad 7 and removes.
The above is only presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, every according to the present invention Any simple modification, change and the equivalent structure that technical spirit makees above example change, and still fall within skill of the present invention In the protection domain of art scheme.

Claims (4)

1. a kind of bearing installation bias detection device, it is characterised in that:Including coaxial cuff on detected bridge pad (7) It is stationary steel bushing ring (5), multiple pressure sensors (1) being laid on the outside of stationary steel bushing ring (5), multiple respectively to multiple described The height adjustment device (2) and connect with multiple pressure sensors (1) that the laying height of pressure sensor (1) is adjusted The data receiving terminal connect, the bridge pad (7) are the round rubber bearing being installed on bearing pad stone, the bearing pad stone At the top of Bridge Pier;Multiple height adjustment device (2) are each attached on the lateral wall of stationary steel bushing ring (5) and its edge Circumferencial direction is uniformly distributed;The stationary steel bushing ring (5) for annulus and its formed by multiple arc-shaped steel plate splicings, it is multiple described Arc-shaped steel plate is along the circumferential direction laid;The quantity of the pressure sensor (1) it is identical with the quantity of height adjustment device (2) and The quantity of the two not less than 3, multiple pressure sensors (1) it is along the circumferential direction uniformly distributed and its be separately mounted to it is more A height adjustment device (2) top, the structure snd size all same of multiple pressure sensors (1) and its be located at respectively The surface of multiple height adjustment device (2);The structure snd size all same of multiple height adjustment device (2) is more The mounting height all same of a height adjustment device (2), multiple height adjustment device (2) are respectively positioned on same plane And it is laid along the central axial direction of stationary steel bushing ring (5);The stationary steel bushing ring (5) is by two semi-circular sheet steels It is spliced, is attached in hinged way between the inner end of two semi-circular sheet steels and is clamped between the outer end of the two Or snap fit is attached;The height adjustment device (2) is height adjustment bolt.
2. a kind of bearing installation bias detection device described in accordance with the claim 1, it is characterised in that:Multiple pressure sensings It is attached between device (1) and the data receiving terminal by data line (4).
3. a kind of bearing installation bias detection device described in accordance with the claim 1, it is characterised in that:Two semicircle steel It is attached between the inner end of plate by hinge or articulated shaft (6), passes through lock between the outer end of two semi-circular sheet steels (3) it is attached.
4. according to a kind of bearing installation bias detection device described in claims 1 or 2, it is characterised in that:The pressure sensing The quantity of device (1) and the quantity of height adjustment device (2) are four.
CN201610012396.0A 2016-01-09 2016-01-09 A kind of bearing installation bias detection device and the anti-bias installation method of bearing CN105509933B (en)

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CN106223191B (en) * 2016-09-26 2017-12-22 北京神州陆友科技发展有限公司 A kind of smart bridge bearing
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