CN205562286U - Hoist girder test device - Google Patents

Hoist girder test device Download PDF

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Publication number
CN205562286U
CN205562286U CN201620247769.8U CN201620247769U CN205562286U CN 205562286 U CN205562286 U CN 205562286U CN 201620247769 U CN201620247769 U CN 201620247769U CN 205562286 U CN205562286 U CN 205562286U
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China
Prior art keywords
sample
assay
test
frame
crane girder
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CN201620247769.8U
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Chinese (zh)
Inventor
刘爱国
汪洋
张志�
刘鹏
李昌杰
蔡鹏�
牛彦娜
李自翔
刘治成
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HENAN PROVINCE SPECIAL EQUIPMENT SAFETY TESTING INSTITUTE OF
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HENAN PROVINCE SPECIAL EQUIPMENT SAFETY TESTING INSTITUTE OF
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Abstract

The utility model provides a hoist girder test device, it includes experimental base and fixes sample bearing seat on the experimental base, be provided with on the experimental base and be located the gravity load mechanism of sample bearing seat top, gravity load mechanism's gravity delivery end is provided with gravity and detects sensor and displacement detection sensor. This hoist girder test device utilizes gravity load mechanism carries out bending test to the hoist girder to utilize gravity to detect sensor and displacement detection sensor record tentation data, reach the crooked parameter of hoist girder through experimental analysis of the data, it has that design science, practicality are strong, easy operation, pretest preparation and experimental effectual advantage.

Description

Crane girder assay device
Technical field
This utility model relates to a kind of crane girder bend test equipment, specifically, relate to a kind of crane girder assay device.
Background technology
Crane girder is as the important component part of crane, and the quality of its quality directly affects service life and the quality of production of crane.Crane girder bend test produce as girder in an important tests, the accuracy of its result of the test and comprehensive most important.How crane girder being carried out comprehensive and accurate bend test, the load-bearing limit obtaining crane girder with this, is people's problem demanding prompt solutions.
In order to solve with present on problem, people are seeking a kind of preferably technical solution always.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, thus provides the crane girder assay device that a kind of design science, practical, simple to operate, test preparation and test effect are good.
To achieve these goals, this utility model be the technical scheme is that a kind of crane girder assay device, it includes test base and the sample bearing base being fixed on described test base, being provided with the gravitational load mechanism being positioned at above described sample bearing base on described test base, the gravity delivery end of described gravitational load mechanism is provided with weight force detection sensor and displacement detecting sensor.
Based on above-mentioned, described gravitational load mechanism includes the oil pressure cylinder being fixed on the loading frame on described test base and being vertically fixed on described loading frame, internal its telescopic shaft corresponding of described oil pressure cylinder is provided with described displacement detecting sensor, is provided with described heavy force detection sensor outside the telescopic shaft of described oil pressure cylinder.
Based on above-mentioned, described test base being provided with multiple sample protective frame, described in each two, sample protective frame symmetrically relation is arranged on described test base.
Based on above-mentioned, described loading frame being provided with slideway, be provided with location transverse slat frame in described slideway, transverse slat frame both sides, described location and described slideway are by bolt degree of tightness, and the end of described oil pressure cylinder is fixed on the transverse slat frame of described location.
Based on above-mentioned, the end of the telescopic shaft of described oil pressure cylinder is provided with sample fixed mount.
Based on above-mentioned, described test base is provided with sample and moves dolly.
Based on above-mentioned, described sample fixed mount includes crossbeam and is the most vertically fixed on the vertical beam of described crossbeam both sides, is provided with clamp bottom described vertical beam, and described vertical beam is positioned at bottom described clamp and is provided with protection pin.
Based on above-mentioned, described sample moves the vehicle frame that dolly includes being provided with road wheel and the lifting hydraulic cylinder being arranged on described vehicle frame, and the expansion link of described lifting hydraulic cylinder is fixed with bearing plate.
Based on above-mentioned, between described bearing plate and described vehicle frame, it is provided with load-bearing expansion link.
This utility model hinge structure has substantive distinguishing features and progress, specifically, this utility model utilizes described gravitational load mechanism to apply gravity to the sample girder being placed on described sample bearing base, the bend test of sample girder is completed with this, and the statistics of data is carried out by described heavy force detection sensor and described displacement detecting sensor, it is analyzed drawing, with this, the holding capacity data that girder is tested according to the data of statistics;Described sample protective frame is set furtherly, prevents sample girder described in process of the test from producing displacement because of stress, it is to avoid test is unexpected;Described sample fixed mount is set furtherly, increases the suitability of whole device;Increase described sample furtherly and move dolly, it is simple to moving freely of sample girder, it is ensured that result of the test comprehensive;The advantage that it has design science, practical, simple to operate, test prepares and test effect is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1. test base;2. sample bearing base;3. loading frame;4. oil pressure cylinder;5. sample protective frame;6. sample moves dolly;7. sample fixed mount;8. Sample girder.
Detailed description of the invention
Below by detailed description of the invention, the technical solution of the utility model is described in further detail.
Embodiment 1
As shown in Figure 1, a kind of crane girder assay device, it includes test base 1 and the sample bearing base 2 being fixed on described test base 1, and described test base 1 and described sample bearing base 2 use high-strength material to make, to meet all kinds of test demand, preferably reinforced concrete structure;It is provided with the gravitational load mechanism being positioned at above described sample bearing base 2 on described test base 1, provides gravity to sample girder 8 during the test of described gravitational load mechanism, extrude described sample girder 8 and obtain test power source with this;The gravity delivery end of described gravitational load mechanism is provided with weight force detection sensor and displacement detecting sensor, obtains Test Information accurately by the sensor, detects displacement and the gravity of output that described gravitational load mechanism occurs.It is analyzed according to result of the test, is carried out the drafting of the analysis of test data, trial curve by computer program, complete the bend test of sample girder 8 with this.
During test: described sample girder 8 is placed on described sample bearing base 2, it is ensured that the stability of whole device, then tested by described gravitational load mechanism output power, and record data.Gravitational load mechanism described in whole process of the test can use computer controlled automatic, and the most described computer connects described heavy force detection sensor and described displacement detecting sensor obtains test data in time.
Embodiment 2
The present embodiment is based on embodiment 1, and give more specifically way of example, its difference essentially consists in: described gravitational load mechanism includes the loading frame 3 being fixed on described test base 1 and the oil pressure cylinder 4 being vertically fixed on described loading frame 3, internal its telescopic shaft corresponding of described oil pressure cylinder 4 is provided with described displacement detecting sensor, is provided with described heavy force detection sensor outside the telescopic shaft of described oil pressure cylinder 4.
The present embodiment use oil pressure cylinder as power delivery source, computer is not only facilitated to control the output power of whole gravitational load mechanism, simultaneously by described displacement detecting sensor, detecting the displacement of the internal telescopic shaft of described oil pressure cylinder 4, pressure test data acquisition is convenient and prepares;Utilize computer directly to gather the test data of described heavy force detection sensor, it is ensured that the accuracy of test data simultaneously.
In order to prevent test unexpected, multiple sample protective frame 5 it is provided with on described test base 1, sample protective frame 5 symmetrically relation described in each two is arranged on described test base 1, during test, described sample protective frame 5 is positioned at the both sides of described sample girder 8, with this, described sample girder 8 is protected, even if described sample girder 8 produces rotation because of stress, also testing crew will not be produced injury.
Embodiment 3
The present embodiment differs primarily in that with embodiment 2: be provided with slideway on described loading frame 3, location transverse slat frame is installed in described slideway, transverse slat frame both sides, described location and described slideway are by bolt degree of tightness, and the end of described oil pressure cylinder 4 is fixed on the transverse slat frame of described location.Adjust the height of described location transverse slat frame as required, ensure the test demand of all kinds of sample girder 8 with this.
Embodiment 4
The present embodiment differs primarily in that with embodiment 3: the end of the telescopic shaft of described oil pressure cylinder 4 is provided with sample fixed mount 7, this sample fixed mount 7 is for applying gravity to specific sample girder 8, such as: I-beam, described sample fixed mount 7 is used can the weight bearing area of I-beam comprehensively to be tested.
In the present embodiment, described sample fixed mount 7 includes crossbeam and is the most vertically fixed on the vertical beam of described crossbeam both sides, is provided with clamp bottom described vertical beam, and described vertical beam is positioned at bottom described clamp and is provided with protection pin;Utilizing the fixing described sample girder 8 in described clamp location, described protection pin prevents the displacement of described sample girder 8 from protecting.It should be noted that the setting that can carry out described sample fixed mount in other embodiments as required, to meet the demand of all kinds of sample girder.
Embodiment 5
The present embodiment differs primarily in that with embodiment 3: described test base 1 is provided with sample and moves dolly 6, utilizes described sample to move dolly 6, moves described sample girder 8, ensures that described sample girder 8 is tested with this comprehensive.Select the diverse location on described sample girder 8 as testing site as required, control described sample simultaneously when moving and move dolly 6 and carry out automatization and move.
In the present embodiment, described sample moves the vehicle frame that dolly 6 includes being provided with road wheel and the lifting hydraulic cylinder being arranged on described vehicle frame, and the expansion link of described lifting hydraulic cylinder is fixed with bearing plate;In order to increase the bearing capacity of vehicle frame, between described bearing plate and described vehicle frame, it is provided with load-bearing expansion link.
Finally should be noted that: above example is only in order to illustrate that the technical solution of the utility model is not intended to limit;Although being described in detail this utility model with reference to preferred embodiment, those of ordinary skill in the field are it is understood that still can modify to detailed description of the invention of the present utility model or portion of techniques feature is carried out equivalent;Without deviating from the spirit of technical solutions of the utility model, it all should be contained in the middle of the technical scheme scope that this utility model is claimed.

Claims (9)

1. a crane girder assay device, it is characterized in that: it includes test base and the sample bearing base being fixed on described test base, being provided with the gravitational load mechanism being positioned at above described sample bearing base on described test base, the gravity delivery end of described gravitational load mechanism is provided with weight force detection sensor and displacement detecting sensor.
Crane girder assay device the most according to claim 1, it is characterized in that: described gravitational load mechanism includes the oil pressure cylinder being fixed on the loading frame on described test base and being vertically fixed on described loading frame, internal its telescopic shaft corresponding of described oil pressure cylinder is provided with described displacement detecting sensor, is provided with described heavy force detection sensor outside the telescopic shaft of described oil pressure cylinder.
Crane girder assay device the most according to claim 1 and 2, it is characterised in that: being provided with multiple sample protective frame on described test base, described in each two, sample protective frame symmetrically relation is arranged on described test base.
Crane girder assay device the most according to claim 2, it is characterized in that: on described loading frame, be provided with slideway, location transverse slat frame is installed in described slideway, transverse slat frame both sides, described location and described slideway are by bolt degree of tightness, and the end of described oil pressure cylinder is fixed on the transverse slat frame of described location.
Crane girder assay device the most according to claim 4, it is characterised in that: the end of the telescopic shaft of described oil pressure cylinder is provided with sample fixed mount.
Crane girder assay device the most according to claim 3, it is characterised in that: described test base is provided with sample and moves dolly.
Crane girder assay device the most according to claim 5, it is characterized in that: described sample fixed mount includes crossbeam and is the most vertically fixed on the vertical beam of described crossbeam both sides, being provided with clamp bottom described vertical beam, described vertical beam is positioned at bottom described clamp and is provided with protection pin.
Crane girder assay device the most according to claim 6, it is characterised in that: described sample moves the vehicle frame that dolly includes being provided with road wheel and the lifting hydraulic cylinder being arranged on described vehicle frame, and the expansion link of described lifting hydraulic cylinder is fixed with bearing plate.
Crane girder assay device the most according to claim 8, it is characterised in that: it is provided with load-bearing expansion link between described bearing plate and described vehicle frame.
CN201620247769.8U 2016-03-29 2016-03-29 Hoist girder test device Active CN205562286U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620247769.8U CN205562286U (en) 2016-03-29 2016-03-29 Hoist girder test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620247769.8U CN205562286U (en) 2016-03-29 2016-03-29 Hoist girder test device

Publications (1)

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CN205562286U true CN205562286U (en) 2016-09-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105738205A (en) * 2016-03-29 2016-07-06 河南省特种设备安全检测研究院 Test device for crane girder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105738205A (en) * 2016-03-29 2016-07-06 河南省特种设备安全检测研究院 Test device for crane girder

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