CN209368911U - A kind of flat holder device of bridge static loading test survey - Google Patents

A kind of flat holder device of bridge static loading test survey Download PDF

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Publication number
CN209368911U
CN209368911U CN201920008081.8U CN201920008081U CN209368911U CN 209368911 U CN209368911 U CN 209368911U CN 201920008081 U CN201920008081 U CN 201920008081U CN 209368911 U CN209368911 U CN 209368911U
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China
Prior art keywords
load bearing
steel strand
strand wires
motor
link
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Active
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CN201920008081.8U
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Chinese (zh)
Inventor
魏道凯
陈争
张晓燕
刘进朝
王晓平
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Shandong Transport Vocational College
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Shandong Transport Vocational College
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Abstract

The utility model discloses a kind of bridge static loading tests to survey flat holder device, including microscope carrier, load bearing beam, motor and jack, two sides are equipped with motor on the microscope carrier, wind-up roll is equipped on the inside of the motor, steel strand wires are equipped with inside the wind-up roll, dial gauge is equipped in the middle part of the steel strand wires, the dial gauge is fixedly connected by fastener with steel strand wires, the steel strand wires top is equipped with link, the link top is equipped with load bearing beam, the load bearing beam lower part is equipped with leveling board, the flat holder device of a kind of bridge static loading test survey, motor rotation drives wind-up roll rotation, tractive force is applied to steel strand wires, it is connect by link with fixture block, pressure is applied to load bearing beam, jack jacks up support column upwards, it is carried out simultaneously with steel strand wires cooperation, load test is carried out to load bearing beam by dial gauge and Gravity observation device, it can accurately test The intensity of load bearing beam, device reduce labor intensity, short construction period, and be protected from weather influences without adding weight progress.

Description

A kind of flat holder device of bridge static loading test survey
Technical field
The utility model relates to bridge static loading test technical field, it is rack-mounted that specially a kind of bridge static loading test surveys flat branch It sets.
Background technique
Bridge static loading test is presently the most accurate, reliable detection method in terms of determining ultimate bearing capacity of single pile.With The increasing year by year of infrastructure construction scale, the especially extensive use of drilled pile in engineering make the static load of pile foundation in China Detection technique enters a completely new developing period.In bridge static loading test, the load acted in stake is generally filled by counter-force Offer is provided, the easy-to-use degree direct influence of counterforce device the process and result of test.
Most common preloading counterforce device is to use girder steel heap weight on stake top one bearing platform of setting, platform, according to By the jack that is placed on pile crown, by platform, gradually item is risen, to exert a force to pile body, but is worked when load-bearing, load and unloading Intensity is big, long construction period, is affected by weather, leads to that test efficiency is lower, precision is not high.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of flat holder device of bridge static loading test survey, solution Most common preloading counterforce device of having determined is that a bearing platform is arranged in stake top with girder steel, heap weight on platform, by putting By platform, gradually item rises jack on pile crown, to exert a force to pile body, but labor intensity when load-bearing, load and unloading Greatly, long construction period is affected by weather, leads to that test efficiency is lower, precision is not high.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of bridge static loading test survey Flat holder device, including microscope carrier, load bearing beam, motor and jack, two sides are equipped with motor on the microscope carrier, on the inside of the motor Equipped with wind-up roll, the rotor welding of the wind-up roll and motor is fixed, and steel strand wires, the steel strand wires are equipped with inside the wind-up roll Middle part is equipped with dial gauge, and the dial gauge is fixedly connected by fastener with steel strand wires, and the steel strand wires top is equipped with link, institute Link top is stated equipped with load bearing beam, the load bearing beam lower part is equipped with leveling board, and the leveling board and load bearing beam connect, described Leveling board lower part is equipped with support column, and the support column lower part is equipped with jack, and the jack is telescopically connected to support column, described Support column lower part is equipped with load bar, and the load bar is welded and fixed with support column, and the load bar lower part is equipped with cushion block, the pad Block lower part is equipped with Gravity observation device, and the Gravity observation device is electrically connected by conducting wire and peripheral control unit.
Preferably, the microscope carrier surface is equipped with guide rail, and the guide rail interior is equipped with guide wheel, and the guide wheel and guide rail sliding connect It connects, the guide wheel top is equipped with link block, and the motor is welded and fixed with link block, and the motor is slided by guide wheel and microscope carrier Connection.
Preferably, sliding slot is equipped with inside the load bearing beam, the link top is equipped with sliding block, and the sliding block and sliding slot slide Connection, the sliding block top are equipped with fixture block, and the link is fixedly connected by fixture block with load bearing beam.
Preferably, Gravity observation device lower part is equipped with bumper post, and the bumper post is fixedly connected by bolt with microscope carrier.
Preferably, it is equipped with wire casing inside the wind-up roll, the steel strands wound is inside wire casing.
(3) beneficial effect
The utility model provides a kind of flat holder device of bridge static loading test survey.Have it is following the utility model has the advantages that
(1), a kind of bridge static loading test surveys flat holder device, the motor rotation that when use is arranged by microscope carrier top Wind-up roll rotation is driven, tractive force is applied to steel strand wires, is connect by link with fixture block, pressure, load bearing beam are applied to load bearing beam The leveling board of lower part is leveled, and support column is connect with jack, and jack jacks up support column upwards, matches contract with steel strand wires Shi Jinhang carries out load test to load bearing beam by dial gauge and the Gravity observation device of load bar lower part, can accurately test The intensity of load bearing beam, for device without adding weight progress, device is detachable, reduces labor intensity, short construction period, and not by Weather influences.
(2), the flat holder device of a kind of bridge static loading test survey, the bumper post of Gravity observation device lower part setting can subtract The vibration that few device movement generates increases test accuracy, and steel strand wires can be fixed in the wire casing being arranged inside receipt roller, Steel strand wires are avoided to be detached from wind-up roll, link is slided by sliding block and load bearing beam, and motor is slided by guide wheel and microscope carrier, can be to holding The different position of carrier beam is tested, and trial stretch is increased.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model load bearing beam structural schematic diagram;
Fig. 3 is the utility model microscope carrier schematic diagram of internal structure;
In figure, microscope carrier -1, motor -2, wind-up roll -3, wire casing -4, link block -5, guide wheel -6, guide rail -7, dial gauge -8, steel Twisted wire -9, link -10, load bearing beam -11, leveling board -12, support column -13, jack -14, load bar -15, cushion block -16, card Block -17, sliding slot -18, sliding block -19, Gravity observation device -20, bumper post -21.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model embodiment provides a kind of technical solution: a kind of flat branch of bridge static loading test survey Rack device, including microscope carrier 1, load bearing beam 11, motor 2 and jack 14, two sides are equipped with motor 2, the motor 2 on the microscope carrier 1 Inside is equipped with wind-up roll 3, and the rotor welding of the wind-up roll 3 and motor 2 is fixed, and steel strand wires 9 are equipped with inside the wind-up roll 3, Dial gauge 8 is equipped in the middle part of the steel strand wires 9, the dial gauge 8 is fixedly connected by fastener with steel strand wires 9, the steel strand wires 9 Top is equipped with link 10, and 10 top of link is equipped with load bearing beam 11, and 11 lower part of load bearing beam is equipped with leveling board 12, the tune Plate 12 and load bearing beam 11 connect, and 12 lower part of leveling board is equipped with support column 13, and 13 lower part of support column is equipped with thousand Jin top 14, the jack 14 is telescopically connected to support column 13, and 13 lower part of support column is equipped with load bar 15, the load bar 15 are welded and fixed with support column 13, and 15 lower part of load bar is equipped with cushion block 16, and 16 lower part of cushion block is equipped with Gravity observation device 20, the Gravity observation device 20 is electrically connected by conducting wire and peripheral control unit.
1 surface of microscope carrier is equipped with guide rail 7, and guide wheel 6 is equipped with inside the guide rail 7, and the guide wheel 6 connects with the sliding of guide rail 7 It connects, 6 top of guide wheel is equipped with link block 5, and the motor 2 is welded and fixed with link block 5, and the motor 2 is by guide wheel 6 and carries Platform 1 is slidably connected, and link 10 is slided by sliding block 19 and load bearing beam 11, and motor 2 is slided by guide wheel 6 and microscope carrier 1, can be to holding The different position of carrier beam 11 is tested, and trial stretch is increased.
Sliding slot 18 is equipped with inside the load bearing beam 11,10 top of link is equipped with sliding block 19, the sliding block 19 and sliding slot 18 are slidably connected, and 19 top of sliding block is equipped with fixture block 17, and the link 10 is fixedly connected by fixture block 17 with load bearing beam 11, hang Ring 10 is slided by sliding block 19 and load bearing beam 11, and motor 2 is slided by guide wheel 6 and microscope carrier 1, position that can be different to load bearing beam 11 It sets and is tested, increase trial stretch.
20 lower part of Gravity observation device is equipped with bumper post 21, and the bumper post 21 is fixedly connected by bolt with microscope carrier 1, The bumper post 21 of 20 lower part of Gravity observation device setting can reduce the vibration that device movement generates, and increase test accuracy.
Wire casing 4 is equipped with inside the wind-up roll 3, the steel strand wires 9 are wrapped in inside wire casing 4, are arranged inside receipt roller 3 Steel strand wires 9 can be fixed in wire casing 4, and steel strand wires 9 is avoided to be detached from wind-up roll 3.
Working principle: the rotation of motor 2 being arranged when use by 1 top of microscope carrier drives wind-up roll 3 to rotate, to steel strand wires 9 Apply tractive force, connect by link 10 with fixture block 17, to the application pressure of load bearing beam 11, the leveling board 12 of 11 lower part of load bearing beam into Row leveling, support column 13 connect with jack 14, jack 14 by the jack-up upwards of support column 13, with steel strand wires 9 cooperate simultaneously into Row carries out load test to load bearing beam 11 by the Gravity observation device 20 of 15 lower part of dial gauge 8 and load bar, can accurately survey The intensity of load bearing beam 11 is tried, for device without adding weight progress, device is detachable, reduce labor intensity, short construction period, and It is protected from weather influences.The bumper post 21 of 20 lower part of Gravity observation device setting can reduce the vibration that device movement generates, and increase Steel strand wires 9 can be fixed in test accuracy, the wire casing 4 being arranged inside receipt roller 3, and steel strand wires 9 is avoided to be detached from wind-up roll 3, Link 10 is slided by sliding block 19 and load bearing beam 11, and motor 2 is slided by guide wheel 6 and microscope carrier 1, can be different to load bearing beam 11 Position is tested, and trial stretch is increased.
Microscope carrier 1, motor 2, wind-up roll 3, wire casing 4, link block 5, guide wheel 6, guide rail 7, the dial gauge 8, steel of the utility model Twisted wire 9, link 10, load bearing beam 11, leveling board 12, support column 13, jack 14, load bar 15, cushion block 16, fixture block 17, sliding slot 18, sliding block 19, Gravity observation device 20, bumper post 21, component are universal standard part or component as known to those skilled in the art, Its structure and principle are all that this technology personnel can be learnt by technical manual or be known by routine experiment method, this is practical new Type solves the problems, such as to be most common preloading counterforce device to be that a bearing platform, heap weight on platform is arranged in stake top with girder steel Object, by the jack being placed on pile crown, by platform, gradually item is risen, to exert a force to pile body, but load-bearing, load and unloading When large labor intensity, long construction period, be affected by weather, lead to that test efficiency is lower, precision is not high, the utility model is logical Being combined with each other for above-mentioned component is crossed, which surveys flat holder device, and when use is arranged by microscope carrier top Motor rotation drive wind-up roll rotation, to steel strand wires apply tractive force, connect by link with fixture block, to load bearing beam application pressure The leveling board of power, load bearing beam lower part is leveled, and support column is connect with jack, and jack jacks up support column upwards, with steel Twisted wire cooperates while carrying out, and carries out load test to load bearing beam by dial gauge and the Gravity observation device of load bar lower part, can The intensity of accurate test load bearing beam, for device without adding weight progress, device is detachable, reduces labor intensity, construction week Phase is short, and is protected from weather influences.The bumper post of Gravity observation device lower part setting can reduce the vibration that device movement generates, and increase Steel strand wires can be fixed in test accuracy, the wire casing being arranged inside receipt roller, and steel strand wires is avoided to be detached from wind-up roll, link Slided by sliding block and load bearing beam, motor is slided by guide wheel and microscope carrier, can the position different to load bearing beam test, increase Add trial stretch.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of bridge static loading test surveys flat holder device, it is characterised in that: including microscope carrier (1), load bearing beam (11), motor (2) and jack (14), two sides are equipped with motor (2) on the microscope carrier (1), are equipped with wind-up roll (3) on the inside of the motor (2), institute It states wind-up roll (3) and the rotor welding of motor (2) is fixed, be equipped with steel strand wires (9) inside the wind-up roll (3), the steel strand wires (9) middle part is equipped with dial gauge (8), and the dial gauge (8) is fixedly connected by fastener with steel strand wires (9), the steel strand wires (9) Top is equipped with link (10), and link (10) top is equipped with load bearing beam (11), and load bearing beam (11) lower part is equipped with leveling board (12), the leveling board (12) and load bearing beam (11) connect, and leveling board (12) lower part is equipped with support column (13), described Support column (13) lower part is equipped with jack (14), and the jack (14) is telescopically connected to support column (13), the support column (13) lower part is equipped with load bar (15), and the load bar (15) is welded and fixed with support column (13), load bar (15) lower part Equipped with cushion block (16), cushion block (16) lower part be equipped with Gravity observation device (20), the Gravity observation device (20) by conducting wire with Peripheral control unit is electrically connected.
2. a kind of bridge static loading test according to claim 1 surveys flat holder device, it is characterised in that: the microscope carrier (1) surface is equipped with guide rail (7), is equipped with guide wheel (6) inside the guide rail (7), and the guide wheel (6) is slidably connected with guide rail (7), institute Guide wheel (6) top is stated equipped with link block (5), the motor (2) is welded and fixed with link block (5), and the motor (2) passes through guide wheel (6) it is slidably connected with microscope carrier (1).
3. a kind of bridge static loading test according to claim 1 surveys flat holder device, it is characterised in that: the load bearing beam (11) internal to be equipped with sliding slot (18), link (10) top is equipped with sliding block (19), and the sliding block (19) and sliding slot (18) are slided Connection, sliding block (19) top are equipped with fixture block (17), and the link (10) connects by the way that fixture block (17) and load bearing beam (11) are fixed It connects.
4. a kind of bridge static loading test according to claim 1 surveys flat holder device, it is characterised in that: the gravity prison It surveys device (20) lower part and is equipped with bumper post (21), the bumper post (21) is fixedly connected by bolt with microscope carrier (1).
5. a kind of bridge static loading test according to claim 1 surveys flat holder device, it is characterised in that: the wind-up roll (3) internal to be equipped with wire casing (4), it is internal that the steel strand wires (9) are wrapped in wire casing (4).
CN201920008081.8U 2019-01-03 2019-01-03 A kind of flat holder device of bridge static loading test survey Active CN209368911U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920008081.8U CN209368911U (en) 2019-01-03 2019-01-03 A kind of flat holder device of bridge static loading test survey

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920008081.8U CN209368911U (en) 2019-01-03 2019-01-03 A kind of flat holder device of bridge static loading test survey

Publications (1)

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CN209368911U true CN209368911U (en) 2019-09-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110565548A (en) * 2019-10-17 2019-12-13 北京市市政四建设工程有限责任公司 method for monitoring supporting and reinforcing construction of inclined leg rigid frame bridge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110565548A (en) * 2019-10-17 2019-12-13 北京市市政四建设工程有限责任公司 method for monitoring supporting and reinforcing construction of inclined leg rigid frame bridge
CN110565548B (en) * 2019-10-17 2020-06-26 北京市市政四建设工程有限责任公司 Method for monitoring supporting and reinforcing construction of inclined leg rigid frame bridge

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