CN208833607U - Hot jet testpieces bend test device - Google Patents

Abstract

The utility model provides a kind of hot jet testpieces bend test device, including bottom plate, otic placode, adjusting bolt, operation handle, concentric shafts, axle bed, last item, sliding block, block and stiffening plate；Bottom plate one end corresponds to two sides and sets otic placode respectively；Axle bed is located at that bottom plate sets the end at otic placode end and both ends are connect with two pieces of otic placodes；Detachable concentric shafts and last item are set on the inside of axle bed and otic placode junction；Operation handle is spirally connected with axle bed；Bolt is adjusted to be located in axle bed bolt hole and adjust last item and the concentric between centers gap of detachable by precession or back-out, to adapt to the test of different-thickness hot jet testpieces, block is located on otic placode, and sliding block is located on axle bed, and stiffening plate is between axle bed and operation handle；For testing the splitting resistance or spalling resistance of thermal jet aluminized coating during ocean engineering land formation, work efficiency is improved, project duration and cost are saved.

Description

Hot jet testpieces bend test device

Technical field

The utility model relates to a kind of hot jet testpieces bend test devices.

Background technique

Thermal jet aluminum technology be it is a kind of using heat source by metal aluminum filament be heated to melting or semi-molten state, blown by air-flow Make its atomization high speed injection to body surface, to form the Surface-micromachining process of spray coating.Because thermal jet aluminized coating has to human body The advantage that small, equipment is simple, bond strength is big and maintenance period is long is endangered, is pushed away so it is continuously available in offshore platform Wide and application.The splitting resistance or spalling resistance of thermal jet aluminized coating can be the important indicators for influencing coating performance, therefore be bent real Testing is the necessary means for measuring hot jet coating performance.

The crooked experiment of previous thermal jet aluminized coating is all made of outer the Venezuelan side's formula, uses " hydraulic control universal testing machine " to carry out curved Song operation, this mode test period length, outer committee are costly, are affected to the duration.For immediate feedback scene thermal jet aluminized coating Performance, quickly determine thermal jet aluminized coating construction parameter, shorten thermal jet aluminized coating construction period, according to wanting for relevant criterion It seeks designed, designed, have developed the bend test device for being suitable for ocean engineering hot jet testpieces.

Utility model content

A kind of hot jet examination is provided the main purpose of the utility model is to overcome drawbacks described above of the existing technology Part bend test device is tested, it is reasonable in design, it is convenient to complete the bend test test of hot jet testpieces, using effect It is ideal.

The purpose of this utility model is realized by the following technical solutions.

The utility model hot jet testpieces bend test device, which is characterized in that including bottom plate, otic placode, adjust bolt, Operation handle, concentric shafts, axle bed, last item, sliding block, block and stiffening plate；The corresponding two sides in bottom plate one end are respectively equipped with one Block otic placode；Axle bed is located at the end at bottom plate setting otic placode end, and axle bed both ends are connect with two pieces of otic placodes respectively；Axle bed and otic placode connect The inside for meeting place is equipped with detachable concentric shafts and last item；Operation handle is threadedly coupled with axle bed；Bolt is adjusted to be arranged on axle bed Bolt hole in, precession or screw out adjust bolt (3) and adjust the gap between last item and detachable concentric shafts, to adapt to difference The test of thickness hot jet testpieces, block are arranged on otic placode, and sliding block is arranged on axle bed, and stiffening plate is located at axle bed and operation Between handle.

Hot jet testpieces bend test device above-mentioned, in which: the bottom plate is that one end two sides have square breach Rectangle steel plate, the steel plate with a thickness of 30 ± 5mm, length is 270 ± 10mm, and width is 180 ± 10mm, the width of the notch It is corresponding to the wall thickness of axle bed；The otic placode is that two pieces of identical one end are the rank that the arc-shaped and corresponding other end is linear Trapezoidal steel plate, the width of linear type one end are greater than the width of arc-shaped one end；Two pieces of otic placodes are separately positioned on bottom plate one end phase Corresponding two sides and plate face and the perpendicular shape of bottom plate plate face；The plate face lower part of two pieces of otic placode linear one end set there are two screw hole supply Bolt is spirally connected after wearing with bottom plate, and keeps the end plate face bottom edge concordant with bottom plate；In the middle part of the plate face of two pieces of otic placode linear sides If being spirally connected after wearing there are two screw hole for bolt with block, disassembly block 9 is for replacing concentric shafts；Two pieces of arc-shaped one end of otic placode Plate face on be respectively equipped with a circular hole, the internal diameter of the circular hole and the diameter of concentric shafts are corresponding；The axle bed be steel plate one at The wall thickness of the U-shaped frame body of type, the frame body is corresponding to bottom plate gap width, and the corresponding two side walls of frame body are inside by end It is successively respectively equipped with identical circular hole and slideway, the internal diameter of the circular hole and the diameter of concentric shafts are corresponding；Sliding block is equipped in the slideway, The sliding block is equipped with through-hole, and the diameter of through-hole and the root diameter of last item are corresponding；Axle bed sets round-meshed two side walls end position In bottom plate indentation, there, and the circular hole pair that the circular hole of two side walls is equipped with the arc-shaped one end plate face of two pieces of otic placodes respectively just In；It is equipped with first screw hole being spirally connected with operation handle among the axle bed and the adjacent one side wall of two side walls, positioned at first The axle bed side wall at screw hole both ends is respectively equipped with one and wears the second screw hole being spirally connected for adjusting bolt；Described two adjusting bolts point It offsets after not sequentially passing through the second screw hole of stiffening plate and axle bed with sliding block, adjusts bolt by spinning in and out and be plugged in for adjusting Gap between last item on sliding block and the detachable concentric shafts being plugged on axle bed two sidewalls；The detachable concentric shafts are steel Matter circular shaft, the both ends of the concentric shafts are plugged in the circular hole of axle bed two side walls respectively and block by block；The last item by Steel circular shaft composition is integrally arranged on the outside of steel central axis, the both ends of the central axis are threaded through respectively in two side slideway of axle bed Slider throughbores in；The operation handle is a round steel, and one end of the round steel is equipped with external screw thread, which is equipped with outer spiral shell One end of line sequentially passes through the fixation that is spirally connected after stiffening plate and axle bed with axle bed.

Hot jet testpieces bend test device above-mentioned, wherein the operation handle is the circle that length is 200 ± 10mm Steel, one end are equipped with external screw thread；The last item is constituted by being integrally arranged steel circular shaft on the outside of steel central axis, and central axis is diameter For 10 ± 1mm, length circular shaft corresponding with axle bed length of outer side, the round steel diameter being integrally arranged on the outside of the central axis is 30 ± 2mm, length are corresponding to axle bed inside length, and central axis both ends are inserted into respectively in the circular hole of sliding block with gap fiting mode；It is described Stiffening plate is that width is corresponding to axle bed Sidewall Height, length Q235B steel plate corresponding with axle bed length of outer side；The detachable is same The length of mandrel is corresponding to axle bed length of outer side, and diameter and hot jet coating layer thickness are proportional, and hot jet coating layer thickness is At >=250 μm, the concentric shaft diameter of detachable is 13mm, and when hot jet coating layer thickness is >=380 μm, the concentric shaft diameter of detachable is 16mm, when hot jet coating layer thickness is >=640 μm, the concentric shaft diameter of detachable is 25mm.

The beneficial effect of the utility model hot jet testpieces bend test device is: can satisfy the bending of thermal jet aluminized coating Testing standard requirement.Crooked experiment can be completed at the construction field (site), realize that thermal jet aluminized coating crooked experiment is tested immediately.By more The concentric shafts of different-diameter are changed to adapt to the testing requirement that different coating thickness corresponds to bend test part diameter.By adjusting gap Bolt, the gap between adjustable last item and institute's curved straight journal axle, to meet the requirement of different-thickness testpieces.The device is general All over hot jets splitting resistance or chipping resistances such as LNG module, FPSO upper module, offshore production platform modules in applicable ocean engineering Performance test.

Detailed description of the invention

Fig. 1 is the utility model hot jet testpieces bend test device overall structure diagram.

Fig. 2 is the utility model hot jet testpieces bend test device decomposition texture schematic diagram.

In figure Major Symbol illustrate: 1 bottom plate, 2 otic placodes, 3 adjust bolts, 4 operation handles, 5 detachable concentric shafts, 6 axle beds, 7 last items, 8 sliding blocks, 9 small blocks, 10 stiffening plates.

Specific embodiment

As shown in Figure 1 and Figure 2, the utility model hot jet testpieces bend test device comprising bottom plate 1, is adjusted otic placode 2 Save bolt 3, operation handle 4, concentric shafts 5, axle bed 6, last item 7, sliding block 8, block 9 and stiffening plate 10；1 one end of bottom plate is corresponding Two sides be respectively equipped with one piece of otic placode 2；Axle bed 6 be located at bottom plate 1 be arranged 2 end of otic placode end, and 6 both ends of axle bed respectively with two pieces Otic placode 2 connects；The inside of axle bed 6 and 2 junction of otic placode is equipped with detachable concentric shafts 5 and last item 7；Operation handle 4 and 6 spiral shell of axle bed Line connection；It adjusts bolt 3 to be arranged in the bolt hole on axle bed 6, precession or back-out adjust bolt 3 and adjust last item 7 and disassembly Gap between formula concentric shafts 5, to adapt to the test of different-thickness hot jet testpieces；Block 9 is arranged on otic placode 2, sliding block 8 It is arranged on axle bed 6, stiffening plate 10 is between axle bed 6 and operation handle 4.

As shown in Figure 1 and Figure 2, the utility model hot jet testpieces bend test device, in which: the bottom plate 1 is one end two Side has a rectangle steel plate of square breach, the steel plate with a thickness of 30 ± 5mm, length is 270 ± 10mm, width is 180 ± The width of 10mm, the notch are corresponding to the wall thickness of axle bed 6；The otic placode 2 is that two pieces of identical one end are arc-shaped and corresponding The other end is the stairstepping steel plate of linear, and the width of linear type one end is greater than the width of arc-shaped one end；Two pieces of otic placodes 2 divide It She Zhi not be in the corresponding two sides in 1 one end of bottom plate and plate face and the perpendicular shape of bottom plate plate face；The plate of two pieces of 2 linear one end of otic placode Face lower part sets to wear there are two screw hole for bolt and be spirally connected afterwards with bottom plate, and keeps the end plate face bottom edge concordant with bottom plate 1；Two pieces of otic placodes (2) it sets in the middle part of the plate face of linear side and is spirally connected after being worn there are two screw hole for bolt with block 9, disassembly block 9 is for replacing Concentric shafts 5；It is respectively equipped with a circular hole in the plate face of two pieces of arc-shaped one end of otic placode 2, the internal diameter of the circular hole is straight with concentric shafts 5 Diameter is corresponding；The axle bed 6 is the integrally formed U-shaped frame body of steel plate, and the wall thickness of the frame body is corresponding to 1 gap width of bottom plate, and frame The corresponding two side walls of body are inwardly successively respectively equipped with identical circular hole and slideway, the internal diameter and concentric shafts of the circular hole by end 5 diameter is corresponding；Sliding block 8 is equipped in the slideway, which is equipped with through-hole, the diameter of through-hole and the root diameter of last item 7 Accordingly；Axle bed 6 sets round-meshed two side walls end and is located at 1 indentation, there of bottom plate, and the circular hole of two side walls just respectively with two pieces The circular hole centering that the arc-shaped one end plate face of otic placode 2 is equipped with；One is equipped among the axle bed 6 one side wall adjacent with two side walls The first screw hole being spirally connected with operation handle 4, the axle bed side wall positioned at the first screw hole both ends are respectively equipped with one and wear for adjusting bolt 3 If the second screw hole being spirally connected；It is described two adjust bolts 3 sequentially pass through respectively after the second screw hole of stiffening plate 10 and axle bed 6 with cunning Block 8 offsets, and adjusts bolt 3 for adjusting the last item 7 being plugged on sliding block 8 and being plugged on 6 two sidewalls of axle bed by spinning in and out Detachable concentric shafts 5 between gap；The detachable concentric shafts 5 are steel circular shaft, and the both ends of the concentric shafts 5 plug respectively It is blocked in the circular hole of 6 two side walls of axle bed and by block 9；The last item 7 is by being integrally arranged steel on the outside of steel central axis Circular shaft is constituted, and the both ends of the central axis are threaded through respectively in 8 through-hole of sliding block in 6 liang of side slideways of axle bed；The manipulator Handle 4 is a round steel, and one end of the round steel is equipped with external screw thread, which is equipped with externally threaded one end and sequentially passes through reinforcement Be spirally connected after plate 10 and axle bed 6 with axle bed fixation.The operation handle 4 is the round steel that length is 200 ± 10mm, and one end is equipped with outer Screw thread；The last item 7 is constituted by being integrally arranged steel circular shaft on the outside of steel central axis, and central axis is that diameter is 10 ± 1mm, length Circular shaft corresponding with 6 length of outer side of axle bed, the round steel diameter that central axis outside is integrally arranged are 30 ± 2mm, length and axle bed 6 Inside length is corresponding, and central axis both ends are inserted into respectively in the circular hole of sliding block 8 with gap fiting mode；The stiffening plate 10 is width It is corresponding to 6 Sidewall Height of axle bed, length Q235B steel plate corresponding with 6 length of outer side of axle bed；The length of the detachable concentric shafts 5 Degree is corresponding to 6 length of outer side of axle bed, and diameter and hot jet coating layer thickness are proportional, and hot jet coating layer thickness is >=250 μm When, the concentric shaft diameter of detachable is 13mm, and when hot jet coating layer thickness is >=380 μm, the concentric shaft diameter of detachable is 16mm, heat When aluminium-plated coating layer thickness is >=640 μm, the concentric shaft diameter of detachable is 25mm.

As shown in Figure 1 and Figure 2, the utility model hot jet testpieces bend test device is in use, firstly, according to project Program is required to prepare testpieces and be sprayed as required, and test hot jet coating layer thickness selects the detachable concentric of suitable diameter Axis.

This experimental provision is equipped with the detachable concentric shafts that diameter is 13mm, 16mm and 25mm, can meet different-thickness thermal jet The crooked experiment requirement of aluminized coating.The corresponding relationship of concentric shaft diameter and hot jet coating layer thickness is as shown in table 1:

The corresponding relationship of table 1 concentric shaft diameter and hot-spraying coating thickness

Rotation adjusts bolt 3, to be suitble to the thickness requirements of hot jet testpieces, and can easily put hot jet testpieces Enter subject between last item and detachable concentric shafts.Then, mounted experimental provision is placed in the margin location of smooth station It sets and (in order to which operation handle 4 can be rotated down, is put into testpieces), it is ensured that position does not occur during the test for experimental provision It moves.

Operation handle 4 is rotated down, is allowed to angled with bottom plate 1, so that testpieces is inserted into detachable concentric shafts 5 Position between last item 7 makes hot jet testpieces to be tested be parallel to device bottom plate 1, it is ensured that hot jet testpieces to be tested Towards detachable concentric shafts 5, be rotated further by operation handle 4 keeps testpieces curved to move axle bed 6 at the back side (not spraying the face of hot jet) Song keeps rate of bending constant, the testing time of each testpieces controls in 4 to 5s in the process to 180 degree.

After rotating operation handle 4 to testpieces bending 180 degree, testpieces is taken out.Under the conditions of substantial light is shone, the substantial light It is usually illumination according to condition is 90,000 lux or more, the case where humidity is less than 85% checks the test case of coating immediately, according to mark Alignment request determines the cracking or peeling conditions of coating.

The working principle of the utility model hot jet testpieces bend test device: it is mainly used for ocean engineering land formation The splitting resistance or spalling resistance of thermal jet aluminized coating are tested in the process.By operation handle will be placed on last item 7 and it is detachable with one heart Hot jet testpieces between axis 5 up bends the crooked test that hot jet testpieces coating can be realized.

The application of the device realizes the real-time test of thermal jet aluminized coating splitting resistance or spalling resistance energy, passes through to adjust and press The demand of different coating Thickness Test part is realized in gap between axis 7 and detachable concentric shafts 5；Pass through replacement different-diameter Concentric shafts, to meet the testing requirement of testpieces different coating thickness.Test efficacy improves, and saves project duration and cost.

The technology contents not being illustrated in the present embodiment are the prior art, therefore, it repeats no more.

The utility model hot jet testpieces bend test device major advantage is: 1, realizing ocean engineering thermal jet aluminized coating The real-time test of crooked experiment is conducive to quickly determine whether surface treatment, spraying equipment, spray parameters etc. meet the requirements, The construction period for shortening thermal jet aluminized coating, is conducive to quickening project entirety construction progress.2, versatile, it is different straight by replacement The concentric shafts of diameter meet the testing requirement of different-thickness thermal jet aluminized coating crooked experiment, may be adapted to most of ocean engineering The crooked experiment of thermal jet aluminized coating.3, outer committee's expense of thermal jet aluminized coating crooked experiment can be saved.4, the device integral rigidity fills It sets, secured, safe and reliable, energy conservation and environmental protection is easy to maintain, there is longer service life.

The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model Limitation, it is made by the above technical examples according to the technical essence of the present invention it is any it is simple modification, equivalent variations with Modification, is still within the scope of the technical solutions of the present invention.

Claims (3)

1. a kind of hot jet testpieces bend test device, which is characterized in that including bottom plate (1), otic placode (2), adjust bolt (3), operation handle (4), concentric shafts (5), axle bed (6), last item (7), sliding block (8), block (9) and stiffening plate (10)；Bottom plate (1) the corresponding two sides in one end are respectively equipped with one piece of otic placode (2)；Axle bed (6) is located at the end that bottom plate (1) setting otic placode (2) is held, And axle bed (6) both ends are connect with two pieces of otic placodes (2) respectively；It is concentric that the inside of axle bed (6) and otic placode (2) junction is equipped with detachable Axis (5) and last item (7)；Operation handle (4) is threadedly coupled with axle bed (6)；Adjust the bolt that bolt (3) are arranged on axle bed (6) In hole, precession or back-out adjust bolt (3) and adjust the gap between last item (7) and detachable concentric shafts (5), to adapt to difference The test of thickness hot jet testpieces, block (9) are arranged on otic placode (2), and sliding block (8) is arranged on axle bed (6), stiffening plate (10) between axle bed (6) and operation handle (4).

2. hot jet testpieces bend test device according to claim 1, it is characterised in that: the bottom plate (1) is one Holding two sides has a rectangle steel plate of square breach, the steel plate with a thickness of 30 ± 5mm, length is 270 ± 10mm, and width is The width of 180 ± 10mm, the notch are corresponding to the wall thickness of axle bed (6)；The otic placode (2) is that two pieces of identical one end are arc-shaped And the corresponding other end is the stairstepping steel plate of linear, the width of linear type one end is greater than the width of arc-shaped one end；It should Two pieces of otic placodes (2) are separately positioned on the corresponding two sides in bottom plate (1) one end and plate face and the perpendicular shape of bottom plate plate face；Two pieces of otic placodes (2) the plate face lower part of linear one end is set worn there are two screw hole for bolt after be spirally connected with bottom plate, and make the end plate face bottom edge and Bottom plate (1) is concordant；Screw hole wears rear and block (9) for bolt there are two setting in the middle part of the plate face of two pieces of otic placode (2) linear sides It is spirally connected；A circular hole, internal diameter and concentric shafts (5) of the circular hole are respectively equipped in the plate face of two pieces of arc-shaped one end of otic placode (2) Diameter is corresponding；The axle bed (6) is the integrally formed U-shaped frame body of steel plate, wall thickness and bottom plate (1) the gap width phase of the frame body It answers, and the corresponding two side walls of frame body are inwardly successively respectively equipped with identical circular hole and slideway, the internal diameter of the circular hole by end It is corresponding to the diameter of concentric shafts (5)；Sliding block (8) are equipped in the slideway, which is equipped with through-hole, the diameter and pressure of through-hole The root diameter of axis (7) is corresponding；Axle bed (6) sets round-meshed two side walls end and is located at bottom plate (1) indentation, there, and two side walls The circular hole centering that is equipped with respectively with two pieces of arc-shaped one end plate faces of otic placode (2) just of circular hole；The axle bed (6) and two side walls First screw hole being spirally connected with operation handle (4) is equipped among adjacent one side wall, positioned at the axle bed side at the first screw hole both ends Wall is respectively equipped with one and wears the second screw hole being spirally connected for adjusting bolt (3)；Described two adjusting bolts (3) sequentially pass through respectively It offsets after second screw hole of stiffening plate (10) and axle bed (6) with sliding block (8), adjusts bolt (3) by spinning in and out and inserted for adjusting Gap between the last item (7) being located on sliding block (8) and the detachable concentric shafts (5) being plugged on axle bed (6) two sidewalls；It is described Detachable concentric shafts (5) are steel circular shaft, and the both ends of the concentric shafts (5) are plugged in respectively in the circular hole of axle bed (6) two side walls And it is blocked by block (9)；The last item (7) is constituted by being integrally arranged steel circular shaft on the outside of steel central axis, the central axis Both ends are threaded through respectively in sliding block (8) through-hole in (6) two side slideway of axle bed；The operation handle (4) is a round steel, One end of the round steel is equipped with external screw thread, which is equipped with externally threaded one end and sequentially passes through stiffening plate (10) and axle bed (6) be spirally connected with axle bed fixation afterwards.

3. hot jet testpieces bend test device according to claim 1, which is characterized in that the operation handle (4) It is the round steel that length is 200 ± 10mm, one end is equipped with external screw thread；The last item (7) on the outside of steel central axis by being integrally arranged Steel circular shaft is constituted, and central axis is that diameter is 10 ± 1mm, length circular shaft corresponding with axle bed (6) length of outer side, outside the central axis The round steel diameter that side is integrally arranged is 30 ± 2mm, length is corresponding to axle bed (6) inside length, and central axis both ends are with clearance fit Mode is inserted into respectively in the circular hole of sliding block (8)；The stiffening plate (10) be width it is corresponding to axle bed (6) Sidewall Height, length and The corresponding Q235B steel plate of axle bed (6) length of outer side；The length of the detachable concentric shafts (5) and axle bed (6) length of outer side phase It answers, diameter and hot jet coating layer thickness are proportional, when hot jet coating layer thickness is >=250 μm, the concentric shaft diameter of detachable For 13mm, when hot jet coating layer thickness is >=380 μm, the concentric shaft diameter of detachable is 16mm, and hot jet coating layer thickness is >=640 μm when, the concentric shaft diameter of detachable be 25mm.