CN110261217A - A kind of drawing experimental provision for testing grouting cable anchor performance under aqueous conditions - Google Patents

Abstract

A kind of drawing experimental provision for testing grouting cable anchor performance under aqueous conditions, including anchor cable drawing mechanism, anchor cable drawing mechanism include steel cylinder component, and steel cylinder component is fixed for anchor cable to be carried out slip casting in steel cylinder；Drawing instrument component is used to carry out drawing experiment to the anchor cable after slip casting is fixed in steel cylinder；Additionally include clamping seat mechanism, upper half cartridge heater, lower half cartridge heater.In use, can be heated by upper half cartridge heater, lower half cartridge heater to steel cylinder to simulate underground heat, while torsion, impact force can be applied to filled cavity respectively by impact oil cylinder, the torque oil cylinder on clamping seat mechanism, to simulate bump.The present invention can pass through the interaction process of research anchor cable and slip casting country rock body, the effect of stress, deformation rule and the anchor cable structure parameter of anchor cable under different loads action mode, different surrounding rock water status to supporting construction stability and bearing capacity is improved is analyzed, best cable bolting parameter and time for injecting under the conditions of different surrounding rock are obtained.

Description

A kind of drawing experimental provision for testing grouting cable anchor performance under aqueous conditions

Technical field

The present invention relates to experimental facilities, the drawing that can test grouting cable anchor performance under aqueous conditions more particularly to one kind is real Experiment device.

Background technique

The resources supplIes of " rich coal, few gas, oil starvation ", determine China's energy resource structure based on coal.Although in recent years I State's new energy is rapidly developed, but the growth increasingly consumed due to China's long-term energy structure and per capita, causes me State's coal still accounts for 60% or more of total energy, and will not change in long-time.In order to meet growing energy demand, I State's task of coal mining within the long duration from now on is very arduous, and after long-term exploitation on a large scale, exploitation The more superior coal resources of condition have been approached exhaustion, therefore the outlet for improving yield is to exploit that those occurrence conditions are poor, bury Deeper coal resources are hidden, this means that mining work will carry out in the poor environment of high-ground stress, wall rock condition from now on. With the increase of mining depth from now on, the deterioration of mining conditions, conventional support pattern is difficult to safeguard that stability of the roadway, deep soft rock are asked Topic will be protruded more, affect the safety in production of coal mine to a great extent.

Meanwhile deep mining causes highland pressure, High-geotemperature, high karst water pressure and strong exploitation disturbance to seriously affect coal The normal production of mine, Deep Mine are got worse by artesian water threat, and gushing water type becomes more complicated, and water damage problem will more It is prominent.Deep Mine vertical stress significantly increases, and tectonic stress field is complicated；Mining depth increase causes ground temperature higher, while by In expand with heat and contract with cold, temperature change can cause crustal stress to change；Crustal stress is raised simultaneously with ground temperature, and karst hydraulic pressure increases, and mine is prominent Water is serious.In addition, exploitation disturbing influence is strong, and surrounding rock failure is serious under high-ground stress effect.

Under high-ground stress and complex environment, basic change is had occurred in the deformation characteristic of coal and rock: from the brittleness of superficial part to The plasticity in deep converts；Coal and rock has stronger time effect, shows as apparent rheology or creep；The dilatation of coal and rock is existing As protrusion, coal and rock inside joint, crack, crack opening under big deviatoric stress is shown as, new crackle occur causes coal petrography volume to increase Greatly, dilatation expands；And the impact of coal and rock deformation shows as that deformation is not continuous, gradually changes, but suddenly acutely Increase.

Supporting is mainly carried out using High strength bolt, cable bolting at present, its supporting effect is good under general condition, comprehensive Close remarkable benefit.But in the pressure crush roadway of highland, a series of problems occur: anchor rod prestress is too low, and intensity is insufficient, anti-impact It is poor to hit performance, causes that anchor pole is broken or equal breakoff phenomenons are launched away in global failure or even anchor pole tail portion；Anchor cable diameter is small, Intensity is low, elongation percentage is low, poor with drilling matching, anchor cable often occurs and is pulled off or whole slide；Steel band strength and stiffness are small, It is easy to tear and breaks, shield top effect is poor；Particularly, when back is there are crevice water and is connected by anchor cable hole, water drenching can ratio It is more serious.Back Surrounding Rock Strength and anchor pole (rope) anchor force substantially reduce under the action of water, and above-mentioned phenomenon seriously affects Supporting effect of roadway and safe coefficient.

And different geological conditions has different supporting requirements, and same support pattern is under different geological conditions Its supporting intensity is also different, and therefore, it is very necessary for carrying out cable bolting according to underground actual conditions.And grouting cable anchor branch The mechanical property of the slurries and anchor cable itself that inject in shield is highly important design parameter, is generally required according to underground reality Situation is tested, and determine the specification of anchor cable, the formula of grouting serous fluid, construction technology etc..But it is used there is presently no special In the mechanical property experiment device of reduction grouting cable anchor practical application scene, therefore, brought greatly for actual research, design Inconvenience.

Summary of the invention

In view of the above drawbacks of the prior art, technical problem to be solved by the invention is to provide one kind can test it is aqueous Under the conditions of grouting cable anchor performance drawing experimental provision, the use environment of anchor cable can be restored, and mechanics is carried out to anchor cable and is ground Study carefully, to provide basic data for later period design of its support, research.

To achieve the above object, the present invention provides the drawing experiments that one kind can test grouting cable anchor performance under aqueous conditions Device, including anchor cable drawing mechanism, anchor cable drawing mechanism include steel cylinder component, drawing instrument component, and steel cylinder component is used for anchor cable Slip casting is carried out in steel cylinder to fix；Drawing instrument component is used to carry out drawing experiment to the anchor cable after slip casting is fixed in steel cylinder；Institute The steel cylinder that steel cylinder component includes steel is stated, is fixed with positioning tube on described steel cylinder one end, is filled cavity inside the steel cylinder, and steel Be provided with paddle hole on cylinder side wall, stop short slot, the blockings short slot is connected to paddle hole one end, and blocking short slot it is interior by Filled cavity is sequentially installed with stopper, diaphragm to paddle hole direction, is provided on the stopper and stops blind hole and several pass through The water hole worn, the diaphragm are plastic film, are covered on stopper and are provided on blocking one end face of blind hole to seal blocking This end of block；

It is positioning inner cylinder inside the positioning tube, and positions and be provided with half slot of engaging on drum outer wall, is arranged on positioning inner cylinder inner wall There is engaging convex block, filled cavity is connected to one end with positioning inner cylinder and is equipped with closure plug；

The sealing assembly of the end cap seal post part of the filled cavity other end and end cap, the end cap use high-strength material system At being provided with the end cap through-hole that anchor cable can be made to pass through on end cap；

The drawing instrument component includes support tube, drawing oil cylinder, half lock ring, lock tube, and the support tube, drawing oil cylinder, lock tube are equal It is sleeved on anchor cable, and the support tube both ends of the surface are tight with end cap, drawing oil cylinder one end face pressure respectively；The drawing oil cylinder is by drawing Oil pump feed is pulled out, fluted, the semi-circular portions assembly of the groove and half lock ring, institute are set on drawing oil cylinder other end It states and is additionally provided with half cone block portion point on half lock ring, half slot of engaging is provided in the half cone block portion point, two half slots of engaging are common By anchor cable clamping；

It is a round estrade after in two half cone block portion divisions, and is packed into the taper hole of lock tube, the half cone block portion is distributed into cone It is gradually moved into taper hole under the effect of drawing oil cylinder behind hole.

The beneficial effects of the present invention are:

1, the present invention can restore the underground scene of anchor cable application, so that the technique, design, research for underground cable bolting provide The research support on basis.

2, the present invention can act on shape by the interaction process of research anchor cable and slip casting country rock body, analysis different loads The stress of anchor cable, deformation rule and anchor cable structure parameter are to raising supporting construction stability under formula, different surrounding rock water status With the effect of bearing capacity, best cable bolting parameter and time for injecting under the conditions of different surrounding rock are obtained, to realize to domestic mine Effective control of area's Deep Soft Rock Tunnel deformation, meets the producing region Deep Mine high stress and soft rock mine roadway and workings subject to dy namic pressure supporting It needs.

Detailed description of the invention

Fig. 1-Fig. 5, Figure 17, Figure 24, Figure 30-Figure 31 are structural schematic diagrams of the invention.Wherein 17 be to carry out drawing experiment When state diagram (drawing instrument component installation after)；Figure 31 is enlarged drawing at F1 in Figure 30.

Fig. 6 is the structural schematic diagram of delivery device and steel cylinder component.

Fig. 7-Figure 10 is the structural schematic diagram of delivery device.

Figure 11-Figure 16 is the structural schematic diagram of steel cylinder component.Wherein Figure 11, Figure 14 are the state for installing stopple, Figure 12-figure 13, Figure 15-Figure 16 is the state of installation water filling ring.

Figure 18-Figure 19 is the structural schematic diagram of steel cylinder component, heating component, drawing instrument.

Figure 20-Figure 21 is the structural schematic diagram of drawing instrument.

Figure 22 is structural schematic diagram at guiding semi-ring.

Figure 23 is the first current vortex sensor, the second current vortex sensor, incudes structural schematic diagram at impeller.

Figure 25-Figure 29 is clamping seat mechanism structural schematic diagram.

Figure 32 is electrical composition block diagram of the invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description.

In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top", The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore be not considered as limiting the invention.

Referring to figures 1-3 2, the drawing experimental provision of the present embodiment, including bottom plate 110, the bottom plate 110 is respectively by the Side plate 121, the second side plate 122 and the assembly of top plate 140 are fixed, on the bottom plate 110, top plate 140 end face close to each other also Guide rail 150 is installed, the guide rail 150 is slidably assembled with 130 both ends of mobile side board respectively；It is also fixed on the bottom plate 110 There are foot control plate 220, lead screw support plate 170, the switch 211 that advances is separately installed on the foot control plate 220, retreats switch 212；

First side plate 121, lead screw support plate 170 are rotatably assembled with lead screw 410 respectively, and the lead screw 410 passes through activity It side plate 130 and is assembled with mobile side board 130 by threaded engagement, and 410 one end of lead screw is pierced by after the first side plate 121 and sidesway electricity The output shaft of machine 310 is connected by shaft coupling, so that sidesway motor 310 can drive the positive and negative rotation in the circumferential of lead screw 410, from And mobile side board 130 is driven to move on guide rail 150；

Numerical control box 230, at least two pieces promotion support plates 160 are further fixed on the top plate 140, two pieces of promotion support plates 160 are divided It is not assembled rotatably with promotion axis 420, winding wheel 510, the winding wheel 510 and drawstring 520 is fixed on the promotion axis 420 One end assembly is fixed, winds, and 520 other end of drawstring is connected and fixed with hook 521；Described 420 one end of promotion axis and lifting The output shaft of motor 320 is connected by shaft coupling, so that lifting motor 320 can drive promotion axis 420 positive and negative in the circumferential Turn.

The mobile side board 130 be above fixed with delivery device C, delivery device C includes being fixed on mobile side board 130 First push bottom plate C180, the first push support bar C111, push limit plate C170, the first push support bar C111, push away Limit plate C170 is sent also to be fixed on the first push bottom plate C180；

Slot plate C520 is fixed on the first push bottom plate C180, sliding slot C521, the cunning are provided on the frid C520 Slot C521 is slidably assembled with sliding rail C510, and the sliding rail C510 is fixed on the second push bottom plate C120, second push Thrust plate C130, push partition C140, push fixed block C150, the push fixed block C150 are respectively fixed on bottom plate C120 On be fixed with propelling sleeve C220, be hollow push inner sleeve C221, the push inner sleeve C221 mono- inside the propelling sleeve C220 End and push blanking cover C410 assembly be fixed, shell one end of the other end and push oil cylinder C210 can axis move up assembly, and push away It send and is additionally provided with triggering protruding shaft C212, the triggering protruding shaft C212 and the one end resistance spring C420 suit on this end oil cylinder C210, The resistance spring C420 other end and push blanking cover C410 interior side contacts or fixation；

Third push limit switch C330 is fixed on the push blanking cover C410, the third push limit switch C330 is used for Control is the current switching of the push oil pump of push oil cylinder C210 fuel feeding, when third push limit switch C330 is triggered, The electric current to push oil pump is disconnected, so that push oil pump is out of service, that is, push oil cylinder C210 out of service；

Push telescopic shaft C211 is installed, push oil cylinder C210 can drive push telescopic shaft C211 to exist on the push oil cylinder C210 It is moved back and forth in axial direction；Described push one end telescopic shaft C211 is fixed after passing through push partition C140 with thrust plate C130 assembly, Thrust recessing groove C131 is provided on the thrust plate C130, the thrust recessing groove C131 is for contacting thrust plate C130 not Anchor cable D210, that is, thrust recessing groove C131 can be directly sleeved on outside anchor cable D210；

It is provided with push guide groove C181 on the first push bottom plate C180, the one end the push guide groove C181 passes through push Limited block C531 closing, the other end are closed by push limit plate C170, are slidably mounted with and are pushed away in push guide groove C181 Driving plate C532, the push driving plate C532 is sent to be fixed on the second push bottom plate C120, push one end screw rod C620 passes through Rotatably assemble after push driving plate C532 with push limited block C531, the other end pass through it is electric with push after push limit plate C170 The output shaft of machine C610 is connected by shaft coupling, and the pushing motor C610 can drive push screw rod C620 positive and negative in the circumferential Turn；

The second push limit switch C320 is separately installed on the push limit plate C170, push limited block C531, first is pushed away Send limit switch C310, the second push limit switch C320, the first push limit switch C310 triggering end respectively for It pushes driving plate C532, push trigger board C160, the push trigger board C160 is fixed on the second push bottom plate C120；

Second pushes limit switch C320, the first push limit switch C310 is respectively used to the start and stop of control pushing motor, and the Two push limit switch C320, the first push limit switch C310 pass through double control switch circuit connection to pushing motor C610, with Double-control lamp is similar, if second push limit switch C320, first push limit switch C310 one of them be triggered, then pushing away Power transmission machine C610 electric current disconnects, thus out of service.

In the present embodiment, the second push limit switch C320, the first push limit switch C310 are respectively used to limitation and push away Send oil cylinder C210 relative to the position of mobile side board 130.After steel cylinder component is mounted on lower heating tank A2221, need steel cylinder Component pushes clamping seat mechanism in the axial direction, at this point, pushing motor C610 starts, driving push screw rod C620 rotation pushes screw rod C620 pushes driving plate C532 so that the second push bottom plate C120 passes through sliding rail C510 in sliding slot C521 by screw drive Mobile to anchor cable D210, until thrust plate C130 and the end face end cap D310 face, the second push limit switch C320 is pushed away at this time Driving plate C532 is sent to squeeze and trigger, pushing motor is out of service.Then starting push oil pump, so that push oil cylinder C210 driving Telescopic shaft is pushed to apply the axial thrust to clamping seat mechanism to steel cylinder component, until steel cylinder component is installed in place.In this process In, after push telescopic shaft cannot extremely push steel cylinder components drive, continue to stretch out, to be driven in the reverse direction push oil cylinder C210's Shell overcomes the elastic force of resistance spring C420 mobile to third push limit switch C330, until triggering third pushes limit switch C330, at this point, push oil pump it is out of service, be judged as and be installed in place steel cylinder component, then delivery device C reset, that is, push The first push of trigger board C160 triggering limit switch C310, push telescopic shaft bounce back to original state, push oil cylinder in resistance bullet It is resetted under spring force, to release the triggering state of third push limit switch C330.

Clamping seat mechanism, heating support baseboard A120, heating roof supporting 180, heating are installed on second side plate 122 It is fixed on support baseboard A120 on heating supporting table A130, the heating supporting table A130 and is fixed with half A222 of lower heating, The half of heating coil A230 is installed in half A222 of the lower heating, and the end of this half heating coil A230 respectively with Conductive hole A232 is conductively connected；The conductive hole A232 can exist with conductive column A231 grafting, conduction, the conductive column A231 setting On the end of the other half heating coil A230, and this half heating coil A230 is mounted in half A221 of heating, upper heating Two halves heating coil A230 in half half A221, lower heating A222 constitutes one after conductive column and conductive hole grafting are conductive Complete spiral winding.At this point, being passed through alternating current in heating coil A230, so that it may so that heating coil A230 generates friendship Varying magnetic field, so that steel cylinder D110 heat, to simulate geothermal environment.

Heating guide plate A2212, upper heating arc slot A2211 are respectively arranged on half A221 of the upper heating, it is described Lower heating guide plate A2222, lower heating arc slot A2221, the upper heating arc slot are respectively arranged on half A222 of lower heating A2211, lower heating arc slot A2221 jointly wrap up steel cylinder D110, the shell of half half A221 of the upper heating, lower heating A222 Body portion is all made of the exhausted magnetic material of insulation and is made, and such as plastic-steel, this design is primarily to avoid alternating magnetic field from adding it Heat, to cause unnecessary energy consumption and security risk.

Preferably, in order to speculating the temperature inside steel cylinder, be equipped in the lower heating arc slot A2221 with outside steel cylinder The output end of temp probe A250, the temp probe A250 that wall is adjacent to and the input terminal of temperature sensor are conductively connected, from And it is able to detect the temperature of steel cylinder outer wall.After to steel cylinder long-time heated at constant temperature, the temperature of temperature and outer wall inside steel cylinder Almost unanimously or at linear relationship is tended to, the temperature so as to be detected by temperature sensor is inferred inside steel cylinder substantially Temperature, this can relatively precisely simulate underground heat.

Preferably due to be required to the position on its circumferencial direction, this is just needed when steel cylinder D120 is packed into clamping seat mechanism Steel cylinder D120 circumference is positioned in advance, in the present embodiment, stationary positioned block D140 on steel cylinder D120, the lower heating half Positions semi-ring A320 is installed on the shell of A222, is provided with locating groove A321 on the positions semi-ring A320.In use, only needing Steel cylinder D120 circumference can be positioned by guaranteeing that locating piece D140 is packed into locating groove A321.

Preferably due in actual use, need to apply steel cylinder D110 circumferential torsion, if positions semi-ring A320 If fixing with the lower shell for heating half A222, the application of torsion can be seriously affected, therefore there are two selections, first to position Block D140 is removed, this is obviously very troublesome；Second positions semi-ring A320 is designed to can to fix, can be in a manner of movable, this Clearly best selection.

Therefore, applicant half A222 of lower heating shell it is fixed keep semi-ring A310, the holdings semi-ring A310 and Heat between the shell of half A222 constitute keep arc slot A312, the positions semi-ring A320 be mounted on keep arc slot A312 in and Arc slot A312 inner periphery can kept to rotate at an angle, this does not just influence the application of torsion.

It is additionally provided with perforative limit arc slot A311 on the holding semi-ring A310, is fixed with spring catch A350, locking screw Limit arc slot A311 is passed through after shaft and clamping nut the A331 assembly of bolt A330 and is assembled with positions semi-ring A320 solid Fixed, the shaft and spring catch A350 are assembled with the both ends reset tension spring A340 fix respectively, and the reset tension spring A340 makes It obtains clamping screw A330, spring catch A350 and is always positioned at original state, that is, locating groove A321 is in always to locating piece The position of D140 positioning.

When original state, the end face clamping nut A331 and the holding end face semi-ring A310 are compressed, thus to positions semi-ring A320 Resistance is formed, so that positions semi-ring A320 is relatively fixed, not influence locating effect.And when needing to apply torsion to steel cylinder, it will Clamping screw slightly screws out positions semi-ring A320, so that clamping nut A331 is no longer compressed with the end face semi-ring A310 is kept, at this time Positions semi-ring A320 can be rotated, and also just not influence the application of torsion.After torsion is eliminated and takes out steel cylinder component, reset tension spring A340 drives positions semi-ring A320 to reset by own resilient, then revolves clamping screw A330 to positions semi-ring A320 herein Tightly, until the end face clamping nut A331 and the holding end face semi-ring A310 compress.

Preferably, it is further fixed on control panel A240 on the heating supporting table A130, pacified on the heating panel A240 Equipped with multiple switching switch A241, switching advance switch 211, retrogressing switch 212 are that foot-operated speed-regulating switch (is similar to toy The advance of electric vehicle, back leg pedal), the switching switch A241 includes:

Sidesway motor switching switch is in control sidesway motor state for switching the switch 211 that advances, retreating switch 212, at this time Switching advance switch 211 retreats switch 212 respectively to sidesway motor driver input rotating forward, reversion, rotational angle instruction；Side Motor driver is moved to be used to power for sidesway motor to control its working condition, such as positive and negative rotation, rotational angle；

Lifting motor switching switch is in control lifting motor state for switching the switch 211 that advances, retreating switch 212, at this time Switching advance switch 211 retreats switch 212 respectively to lifting motor driver input rotating forward, reversion, rotational angle instruction；It rises Motor driver is dropped to be used to power for lifting motor to control its working condition, such as positive and negative rotation, rotational angle；

Pushing motor switching switch is in control pushing motor state for switching the switch 211 that advances, retreating switch 212, at this time Switching advance switch 211 retreats switch 212 respectively to pushing motor driver input rotating forward, reversion, rotational angle instruction；It pushes away Send motor driver for for pushing motor power supply to control its working condition, such as positive and negative rotation, rotational angle；

Oil pump switching switch is pushed, is in control push oil pump, push switching for switching the switch 211 that advances, retreating switch 212 Valve state, 211 pairs of defeated power instructions of push Oil pump electrical machinery driver of switch of switching advance at this time, to control stretching for push telescopic shaft Amplitude out；The control push reversal valve commutation of switch 212 is retreated, when retrogressing switch 212 triggers, push reversal valve is pushed by driving The fuel feeding direction that telescopic shaft stretches out is switched to driving push telescopic shaft retraction direction, and retreats switch 212 also to push oil pump electricity Machine driver input power instruction, to control the retraction amplitude of push telescopic shaft；

Oil pump switching switch is impacted, is in control impact oil pump, impact switching for switching the switch 211 that advances, retreating switch 212 Valve state, 211 pairs of defeated power instructions of impact Oil pump electrical machinery driver of switch of switching advance at this time, to control stretching for impact telescopic shaft Amplitude out；The control impact reversal valve commutation of switch 212 is retreated, when retrogressing switch 212 triggers, impact reversal valve is impacted by driving The fuel feeding direction that telescopic shaft stretches out is switched to driving impact telescopic shaft retraction direction, and retreats switch 212 also to impact oil pump electricity Machine driver input power instruction, to control the retraction amplitude of impact telescopic shaft；

Torque oil pump switching switch is in control torque oil pump, torque switching for switching the switch 211 that advances, retreating switch 212 Valve state, 211 pairs of defeated power instructions of torque Oil pump electrical machinery driver of switch of switching advance at this time, to control stretching for torque telescopic shaft Amplitude out；It retreats switch 212 and controls the commutation of torque reversal valve, when retreating the triggering of switch 212, torque reversal valve is by driving torque The fuel feeding direction that telescopic shaft stretches out is switched to driving torque telescopic shaft retraction direction, and retreats switch 212 also to torque oil pump electricity Machine driver input power instruction, to control the retraction amplitude of torque telescopic shaft.

Preferably, described upper half A221 of heating is fixed with the assembly of the one end telescopic shaft A111 is moved down, and moves down telescopic shaft A111 Other end loading moves down in oil cylinder A110, moves down oil cylinder A110 and is fixed on heating roof supporting 180.When steel cylinder needs to heat, Oil cylinder A110 driving is moved down to move down telescopic shaft A111 and move down, it is mobile to heat half A222 downwards with half A221 of heating in driving, Until heating coil A230 is formed into a loop, be judged as at this time conductive conductive column and conductive hole grafting, half A221 of upper heating and under It heats half A222 assembly in place, then moves down that oil cylinder A110 is out of service, and heating coil A230 energization starts to generate alternation magnetic ?.

Preferably, heating guide rod A410 is fixed between the heating roof supporting 180 and heating support baseboard A120, Heating guide rod A410 be each passed through heating guide plate A2212, lower heating guide plate A2222 and therewith can axis move up dress Match.This design is mainly to ensure that the assembly precision between conductive column and conductive hole.

Referring to Figure 11-Figure 16, the steel cylinder component D includes fixed on one end steel cylinder D110, the steel cylinder D110 of steel There is positioning tube D120, and is also separately installed with lifting lug D130 on steel cylinder D110, is provided on locating piece D140, the lifting lug D130 It is perforative fall hole, when needing hoisting steel cartridge module D, will hook with fall hole and hook together, then pass through lifting motor winding drawstring Hoisting steel cartridge module D, then lifting motor reversion is releasable drawstring to move down steel cylinder component.

It is filled cavity D112 inside the steel cylinder D110, and is provided with paddle hole D111 on steel cylinder D110 side wall, stops Short slot D113, the blocking short slot D113 is connected to the one end paddle hole D111, and is stopped in short slot D113 by filled cavity D112 To the direction paddle hole D111 be sequentially installed with stopper D450, be provided on diaphragm D440, the stopper D450 stop it is blind Hole D451 and several perforative water holes, the diaphragm D440 are plastic film, such as with polyvinyl chloride, polyethylene, polypropylene, It, which is covered on stopper D450 and is provided with, stops on mono- end face blind hole D451 to seal this end stopper D450.

The paddle hole D111 is assembled in not water flowing with stopple D410 sealing, and stopple D410 is not contacted or cannot be disclosed Broken diaphragm D440；It needs to assemble with the sealing of second one end water injection pipe D422 when the paddle hole D111 needs water flowing, described the The two water injection pipe D422 other ends and the sealing of first one end water injection pipe D421 are assembled, the first water injection pipe D421 other end and water ring Connection inside D420, the second water injection pipe D422 are packed on the one end paddle hole D111 and are fixed with conehead D430, the conehead The diameter small end of D430 is towards diaphragm D440.When needing that filled cavity D112 is filled the water or drained, need conehead D430 It is packed into blocking blind hole D451 after puncturing diaphragm D440, so that the second water injection pipe D422 is connected to carry out with filled cavity D112 The injection or exclusion of water.Quick coupling D423 is also equipped on water ring D420, the quick coupling D423 is used for and outer water tube On cooperation quick coupling assemble outer water tube to be connected to the second water injection pipe D42 fast sealing.

The design of the stopper D450, diaphragm D440 are primarily to avoid in the filled cavity filling rubble, ground, wet Gas enters in paddle hole D111 and results in blockage when the fillers such as soil, water, so as to cause that can not fill the water or drain.

It is positioning inner cylinder D123 inside the positioning tube D120, and is provided with half slot of engaging on positioning tube D120 outer wall It is provided with engaging convex block D122 on D121, positioning inner cylinder D123 inner wall, the positioning inner cylinder D123 diameter is less than filled cavity diameter, So that positioning inner cylinder D123 and filled cavity D112 connectivity part form limiting stand D124, the limiting stand D124 is for limiting dress Enter filled cavity D112 and is connected to the maximum position of the closure plug D320 of one end axially, the closure plug with inner cylinder D123 is positioned It is provided with sealing plug portion D321, the sealing plug portion D321 on D320 and positioning inner cylinder D123 inner wall sealing is assembled. In the present embodiment, blocks plug D320 and be made of insulation, exhausted magnetic material, such as vulcanie.

The end cap seal post part D311 of the filled cavity D112 other end and end cap D310, which are sealed, to be assembled, the end cap D310 is made of high-strength material, such as 45 steel.The end cap through-hole that anchor cable can be made to pass through is provided on end cap D310.

In use, installation blocks plug D320 first in filled cavity D112, it is subsequently filled simulation underground and needs at supporting Rock, the rubble of ground state, ground, slag etc., are then compacted to rock, the ground density state of underground, then cover end cap D310 beats the construction procedure of anchor cable further according to underground, installs grouting cable anchor D210, and the one end anchor cable D210 is worn after passing through end cap through-hole Filled cavity D112 out.

Then it can according to need to being filled the water in filled cavity D112, keeping certain hydraulic pressure or draining, to simulate underground infiltration Water geology, or there is hydraulic pressure geology.

When needing to fill the water or keeping hydraulic pressure, the present embodiment on water pipe using connecting check valve, and check valve flow direction is to filling out Chamber D112 inflow is filled, then will be sent into holding tank after external pressurization by booster pump, then is filled out by holding tank, check valve input Fill chamber.Holding tank is mainly used for keeping inputting constant pressure water source to filled cavity, and booster pump is used to provide the pressurization at water source, pumps.

Referring to Figure 18-Figure 23, in the present embodiment, pull-out test, the drawing instrument are carried out to anchor cable using drawing instrument component Component includes support tube D510, drawing oil cylinder D520, half lock ring D530, lock tube D540, the support tube D510, drawing oil cylinder D520, lock tube D540 are sleeved on anchor cable D210, and the support tube D510 both ends of the surface respectively with end cap D310, drawing oil cylinder The one end D520 face pressure is tight, and several perforative observation slot D511 are provided on support tube D510, in use, can be run through by observing slot Anchor cable D310 is drawn route by observation slot D511 after patch foil gauge on anchor cable D310；

The drawing oil cylinder D520 is by drawing oil pump feed, to generate thrust to support tube D510 to generate reversed draw to anchor cable Power can refer to existing reinforcing bar drawing instrument.Fluted D521, the groove are set on the other end drawing oil cylinder D520 The semi-circular portions D531 of D521 and half lock ring D530 are assembled, and are additionally provided with half cone block portion on the half lock ring D530 and are divided D532, institute State half cone block portion divide on D532 be provided with engaging half slot D533, two half slot D533 of engaging are jointly by anchor cable clamping；

Two half cone block portions are a round estrade after dividing D532 to close, and are packed into the taper hole D541 of lock tube D540, the half cone Block portion is gradually moved into taper hole D541 under the effect of drawing oil cylinder after dividing D532 to be packed into taper hole D541, so that two half slots of engaging D533 gradually increases the clamping force of anchor cable, until with anchor cable clamping fixed, to guarantee the active force of drawing oil cylinder completely It is applied on anchor cable D210 to carry out drawing to anchor cable.

The end the anchor cable D210 is also loaded into the interior swivel nut D571 of swivel nut D570, and anchor cable is opposite with swivel nut D570 solid It is fixed, directly swivel nut and anchor cable are welded and fixed in the present embodiment.External screw thread, and swivel nut are provided on the swivel nut D570 outer wall D570 is upper, passes sequentially through threaded engagement in axial direction by the inside swivel nut closed end lock tube D540 is set with the first stop nut D551, detection impeller D560, it is provided on the second stop nut D552, the detection impeller D560 and several is evenly distributed on its circle The blade in week, blade is made of conductive magneto-conductive material and the end of probe face of blade and the second current vortex sensor A212, from And the position of blade can be detected by the second current vortex sensor A212 to judge wheel rotation angle；

The swivel nut is axially upper, end face is nearby equipped with the first current vortex sensor A211, first current vortex sensor The end of probe of A211 and the end face face of swivel nut D570, and swivel nut is made of conductive magneto-conductive material.So as to pass through first Current vortex sensor detects the axial displacement of swivel nut D570, that is, the axial displacement of anchor cable.First current vortex sensor A211, the second current vortex sensor A212 pass through mounting plate and are fixed on mobile side board 130.

9- Figure 31 referring to fig. 2, the clamping seat mechanism, including the first fixed cover B310, the second fixed cover B320, described first Fixed cover B310 is fixed on the second side plate 122, and is equipped with torsion plate B340, the torsion plate inside the second fixed cover B320 It is fixed with torsion on B340 side wall and applies block B341, it is flexible by torsion swivel pin B410 and torsion that the torsion applies block B341 The one end axis B231 is hinged, and the torsion telescopic shaft B231 other end is packed into torque oil cylinder B230, and torque oil cylinder can drive torsion Telescopic shaft B231 axial movement；

The torque oil cylinder B230 is fixed on the second side plate 122, and impact oil cylinder B270 is also equipped on the torsion plate B340, The impact telescopic shaft B271 of the impact oil cylinder B270 is fixed after passing through deck B330 with impact pole B510 assembly, the torsion plate Rotating disk B350 is further fixed on B340, the rotating disk B350 and the second side plate 122 can circumferentially rotate assembly；

The one end torsion shaft B110 and rotating disk B350 assembly is fixed, the other end pass through after the second side plate 122 with the first torque sensing The input axis connection of device B210, so that torsion plate B340 can be by torsion shaft B110 to the first torque sensor when rotating B210 input torque information, to detect the torque of torsion plate B340；

The deck B330 is mounted on rotating disk B350 and fixes in contrast, and the described second fixed cover B320 is mounted on deck On B330, deck limit hole B331, the deck limit hole B331, deck B330, torsion plate are provided on the deck B330 B340, rotating disk B350, torsion shaft B110, impact telescopic shaft B271 are coaxial；

Impact stop collar B272, the punching are provided on the part that the impact telescopic shaft B271 is located in deck limit hole B331 Stop collar B272 is hit for limiting the impact telescopic shaft B271 maximum displacement mobile to impact oil cylinder B270；

It is further fixed on attic base B360 on the deck B330, bulge loop B361, the bulge loop B360 are provided on the attic base B360 On be equipped with driving barrel B540, the one end the driving barrel B540 be pierced by bulge loop B361 and with helical gear B430 assembly fixation, The other end is located at the clamping guide groove B363 on the inside of bulge loop B361 Nei and is assembled with clamping one end screw rod B530 by threaded engagement, The clamping screw rod B530 other end and the assembly of the one end fixture block B520 are fixed, and the fixture block B520 snap-fit is in clamping guide groove It in B363, and can be slided in clamping guide groove B363, the fixture block B520 is far from being provided with card on the one end clamping screw rod B530 Tight convex block B521, the clamping bump B521 with engage half slot D121 snap-fit, to be carried out to steel cylinder axial, circumferentially admittedly It is fixed；

The clamping guide groove B363 is made of two pieces of clamping guide pin B362, and the clamping guide pin B362 is fixed on attic base On B360, the helical teeth part B412 engaged transmission of the helical gear B430 and gear wheel B410 are also set on the gear wheel B410 It is equipped with straight-tooth part B411, the straight-tooth part B411 and pinion gear B420 engaged transmission, the pinion gear B420 is fixed on card On tight output shaft B241, the clamping output shaft B241 is mounted in clamping motor B240, and the card machine motor B240 is mounted on On deck B330；Input axis connection of the clamping output shaft B241 also with the second torque sensor B250, so that the second torque Sensor B250 can detecte the torque of clamping output shaft B241；

The gear wheel B410 is sleeved on outside gear shaft B370 and can circumferentially rotate assembly therewith, and the gear shaft B370 is mounted on On attic base B360, the gear wheel B410, gear shaft B370 are packed into the second fixed cover B320.

Preferably, the helical gear B430 is internally provided with perforative retaining hole, and the clamping screw rod B530 is packed into driving Detection bar B531 is fixed on one end of barrel B540, the one end the detection bar B531 passes through its end face and third electricity after retaining hole The end of probe face of eddy current sensor B260, the third current vortex sensor B260 are fixed in detection set B261, the spy Set B261 is surveyed to be fixed on the second fixed cover B320.

Engaging groove B511, the engaging groove B511 is provided on the impact head B510 to engage with convex block D122 is engaged It assembles, is also equipped with the 4th current vortex sensor B280, the 4th current vortex sensor B280 inside the impact head B510 End of probe and the end face anchor cable D210 face.In use, the 4th current vortex sensor is used to detect the position of this end face anchor cable D210 It moves, fills in due to blocking using the exhausted magnetic material that insulate, will not influence the detection of the 4th current vortex sensor B280.

Referring to Figure 32, wherein half heating coil A230 is in series with a resistor by conducting wire, from avoiding short circuit, and after connecting with The test side of current sensor is conductively connected, so that current sensor can detecte in heating coil A230 whether have electricity Stream passes through, and the signal end of the current sensor and the analog signal end of data collecting card communicate to connect, the number of data collecting card The signal end of word signal end and controller communication connection, the analog signal end of the data collecting card also respectively with the first current vortex Sensor, the second current vortex sensor, third current vortex sensor, the 4th current vortex sensor, the first torque sensor, second Torque sensor, foil gauge, pressure gauge, switching switch, the switch that advances, the signal end communication connection for retreating switch, the pressure Become for detecting the hydraulic pressure in water ring, thus the accurately hydraulic pressure of simulation infiltration geology.

The clamping motor is driven by clamping motor driver, to pass through clamping motor driver control clamping motor Steering, power, rotational angle etc..

The present embodiment use process is as follows:

S1, it carries out playing anchor cable first in steel cylinder, then mobile side board is driven by sidesway motor to close first side plate position, To stop space for subsequent operation, switch, the shift position of back leg switch control mobile side board and the speed of advancing can be passed through at this time Degree.

S2, steel cylinder component is pulled between half half A221 of upper heating, lower heating A222 by drawstring, then manually will Steel cylinder component pushes between lower heating tank A2221, upper heating tank A2211, then discharges drawstring and steel cylinder component is fallen in down On heating tank A2221, this process can pass through switch, the winding of back leg switch control drawstring or release and the folding and unfolding of advancing Speed.

S3, steel cylinder is rotated manually, so that locating piece D140 and locating groove A321 face, then starting push component, makes Thrust plate C130 and end cap end face face are obtained, then starting push oil cylinder, so that push output shaft is axial to the application of steel cylinder component Thrust is judged as push in place after third push limit switch is triggered；In the process, can be switched by crossing advance, The steering of back leg switch control pushing motor, revolving speed.In addition it can pass through the switch that advances, the control push of back leg switch control The flexible of telescopic shaft, stretching speed etc..

S4, clamping motor rotate forward, so that drive gear wheel rotates, gear wheel drives helical gear by helical teeth part B412 B430 rotation, to make to drive barrel B540 rotation, driving barrel is axially pushed away when rotating by screw drive clamping screw rod B530 Dynamic fixture block B520 is mobile to half slot D121 of engaging, until clamping bump B521 with engage half slot D121 snap-fit, at this time Gear wheel is not able to rotate, and the second torque sensor can detect that torque moment increases, and is judged as fixture block card when the preset value is reached It is tightened to position, clamping motor is out of service at this time；

S5, need to filled cavity fill the water or drain when, directly outer water tube is connect with quick coupling, when needing to drain, The flow direction of check valve is to be flowed outwardly by filled cavity.

S6, it when needing to heat, is moved down by moving down half A221 of heating in telescopic shaft driving, until current sensor detects It is judged as that half A221 of upper heating is moved down in place after to signal, stops moving down oil cylinder at this time, and be passed through alternation electricity to heating coil Stream, to be heated by alternating magnetic field to steel cylinder；The temperature for detecting steel cylinder outer wall by temperature sensor simultaneously, thus mould The temperature of quasi- underground geology.

S7, as needed, can anchor cable be located at observation slot part stick foil gauge, then successively install drawing instrument group Part.

S8, according to experiment needs, can apply that impact force, torsion is with mould to steel cylinder inside by impact oil cylinder, torque oil cylinder Quasi- bump.In use process, the windup-degree of anchor cable, and and strain measurement can be detected by the second current vortex sensor As a result the torsional amplitude on corresponding i.e. knowable anchor cable circumference.

S9, drawing is carried out to anchor cable by drawing oil cylinder, while is sensed by the first current vortex sensor, the 4th current vortex Device detects two end movement of anchor cable, to judge that anchor cable is drawn out length and the length that deforms.

After the completion of S10, use, when needing to dismantle fixture block B520, clamping motor reversion, to be driven by driving barrel B540 Dynamic fixture block B520 exits half slot D121 of engaging, until third current vortex sensor detects that detection bar B531 reaches preset distance It is judged as that fixture block is detached from half slot is engaged after value, clamping motor is out of service at this time.

All motors are all made of the stepper motor with deceleration in the present embodiment, and controller select single-chip microcontroller or PLC.Oil cylinder in the present embodiment can be all using hydraulic Step Cylinder, and the current vortex sensor in the present embodiment can all select electric whirlpool Flow displacement sensor.

Place is not described in detail by the present invention, is the well-known technique of those skilled in the art.

The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea Technical solution, all should be within the scope of protection determined by the claims.

Claims (10)

1. one kind can test the drawing experimental provision of grouting cable anchor performance under aqueous conditions, including anchor cable drawing mechanism, feature Be: anchor cable drawing mechanism includes steel cylinder component, drawing instrument component, and steel cylinder component is consolidated for anchor cable to be carried out slip casting in steel cylinder It is fixed；Drawing instrument component is used to carry out drawing experiment to the anchor cable after slip casting is fixed in steel cylinder；The steel cylinder component includes steel Steel cylinder, positioning tube is fixed on described steel cylinder one end, is filled cavity inside the steel cylinder, and be provided with disengaging on steel cylinder side wall Water hole stops short slot, and the blockings short slot is connected to paddle hole one end, and blocking short slot is interior from filled cavity to paddle hole side To stopper, diaphragm is sequentially installed with, it is provided on the stopper and stops blind hole and several perforative water holes, the diaphragm For plastic film, it is covered on stopper and is provided on blocking one end face of blind hole to seal this end of stopper；

It is positioning inner cylinder inside the positioning tube, and positions and be provided with half slot of engaging on drum outer wall, is arranged on positioning inner cylinder inner wall There is engaging convex block, filled cavity is connected to one end with positioning inner cylinder and is equipped with closure plug；

The sealing assembly of the end cap seal post part of the filled cavity other end and end cap, the end cap use high-strength material system At being provided with the end cap through-hole that anchor cable can be made to pass through on end cap；

The drawing instrument component includes support tube, drawing oil cylinder, half lock ring, lock tube, and the support tube, drawing oil cylinder, lock tube are equal It is sleeved on anchor cable, and the support tube both ends of the surface are tight with end cap, drawing oil cylinder one end face pressure respectively；The drawing oil cylinder is by drawing Oil pump feed is pulled out, fluted, the semi-circular portions assembly of the groove and half lock ring, institute are set on drawing oil cylinder other end It states and is additionally provided with half cone block portion point on half lock ring, half slot of engaging is provided in the half cone block portion point, two half slots of engaging are common By anchor cable clamping；

It is a round estrade after in two half cone block portion divisions, and is packed into the taper hole of lock tube, the half cone block portion is distributed into cone It is gradually moved into taper hole under the effect of drawing oil cylinder behind hole.

2. drawing experimental provision as described in claim 1, it is characterized in that: lifting lug, locating piece are also separately installed on steel cylinder, institute State be provided on lifting lug it is perforative fall hole；Several perforative observation slots are provided on support tube.

3. drawing experimental provision as described in claim 1, it is characterized in that: the paddle hole is sealed in not water flowing with stopple Assembly, and stopple does not contact or cannot break diaphragm；The paddle hole needs to need when water flowing close with second water injection pipe one end Encapsulation is matched, and the second water injection pipe other end and the sealing of first water injection pipe one end are assembled, the first water injection pipe other end and water Connection inside ring, second water injection pipe are packed on paddle hole one end and are fixed with conehead, the diameter small end face of the conehead To diaphragm.

4. drawing experimental provision as described in claim 1, it is characterized in that: the positioning inner diameter of steel flue is less than filled cavity diameter, So that positioning inner cylinder and filled cavity connectivity part form limiting stand, the limiting stand is packed into filled cavity and positioning for limiting The maximum position of the closure plug of cylinder connection one end axially, the closure are provided with sealing plug portion, the sealing beyond the Great Wall Plug portion and positioning inner cylinder inner wall sealing are assembled.

5. drawing experimental provision as described in claim 1, it is characterized in that: the anchor cable end is also loaded into the interior swivel nut of swivel nut It is interior, and anchor cable and swivel nut are relatively fixed, are provided with external screw thread on the swivel nut outer wall, and seal on swivel nut, by the inside swivel nut of lock tube Threaded engagement is passed sequentially through in the axial direction of closed end is set with the first stop nut, detection impeller, the second stop nut, the detection Several blades for being evenly distributed on its circumference are provided on impeller, blade is using the production of conductive magneto-conductive material and blade and the second electricity The end of probe face of eddy current sensor；

The swivel nut is axially upper, end face is nearby equipped with the first current vortex sensor, the detection of first current vortex sensor The end face face at end and swivel nut, and swivel nut is made of conductive magneto-conductive material；First current vortex sensor, the second current vortex Sensor passes through mounting plate and is fixed on mobile side board.

6. drawing experimental provision as described in any one in claim 1-5, it is characterized in that: further include bottom plate, the bottom plate difference It is assembled and is fixed by the first side plate, the second side plate and top plate, be also equipped with and lead on the bottom plate, top plate end face close to each other Rail, the guide rail are slidably assembled with mobile side board both ends respectively；Foot control plate, lead screw support plate are further fixed on the bottom plate, It is separately installed with advance switch on the foot control plate, retreats switch；

First side plate, lead screw support plate are rotatably assembled with lead screw respectively, the lead screw pass through mobile side board and with activity Side plate is assembled by threaded engagement, and lead screw one end is pierced by after the first side plate and passes through shaft coupling company with the output shaft of sidesway motor It connects；Clamping seat mechanism, heating support baseboard, heating roof supporting are installed on second side plate；Clamping seat mechanism is used for steel cylinder The steel cylinder of component is fixed, and can apply torsion, impact force to the inner cavity of steel cylinder component；

The clamping seat mechanism, including the first fixed cover, the second fixed cover, the described first fixed cover are fixed on the second side plate, and Second fixed cover is internal to be equipped with torsion plate, and torsion is fixed on the torsion plate side wall and applies block, it is logical that the torsion applies block It crosses torsion swivel pin and torsion telescopic shaft one end is hinged, the torsion telescopic shaft other end is packed into torque oil cylinder；

The torque oil cylinder is fixed on the second side plate, and impact oil cylinder is also equipped on the torsion plate, the impact oil cylinder Impact telescopic shaft and pass through to assemble with impact pole after deck and fix, be further fixed on rotating disk on the torsion plate, the rotating disk with Second side plate can circumferentially rotate assembly；Torsion shaft one end and rotating disk assembly is fixed, the other end passes through after the second side plate with first The input axis connection of torque sensor；

The deck installation is fixed on the rotating pan and in contrast, and the described second fixed cover is mounted on deck, the deck On be provided with deck limit hole；

It is further fixed on attic base on the deck, bulge loop is provided on the attic base, driving barrel is installed on the bulge loop, it is described Driving barrel one end be pierced by bulge loop and with helical gear assembly is fixed, the other end is located in the clamping guide groove on the inside of bulge loop and with card Tight screw rod one end is assembled by threaded engagement, and the clamping screw rod other end and the assembly of fixture block one end are fixed, the fixture block engaging It is assemblied in clamping guide groove, and can be slided in clamping guide groove, the fixture block is far from being provided with card on clamping screw rod one end Tight convex block, the clamping bump with engage half slot snap-fit.

7. drawing experimental provision as claimed in claim 6, it is characterized in that: the clamping guide groove is by two pieces of clamping guide pin structures At the clamping guide pin is fixed on attic base, the helical teeth part engaged transmission of the helical gear and gear wheel, the gear wheel On be additionally provided with straight-tooth part, the straight-tooth part and pinion gear engaged transmission, the pinion gear are fixed on clamping output shaft, The clamping output shaft is mounted in clamping motor, and the card machine motor is mounted on deck；Clamping output shaft is also turned round with second The input axis connection of square sensor；

The gear wheel is sleeved on outside gear shaft and can circumferentially rotate assembly therewith, and the gear shaft is mounted on attic base, described Gear wheel, gear shaft are packed into the second fixed cover；

The deck limit hole, deck, torsion plate, rotating disk, torsion shaft, impact telescopic shaft are coaxial, described to impact flexible axle position In being provided with impact stop collar on the part in deck limit hole, the impact stop collar is for limiting the flexible axial impact of impact The maximum displacement of oil cylinder movement；

The helical gear is internally provided with perforative retaining hole, and the clamping screw rod is packed on one end of driving barrel and is fixed with inspection Measuring staff, described detection bar one end pass through the end of probe face of its end face and third current vortex sensor after retaining hole, the third Current vortex sensor is fixed in detection set, and the detection set is fixed on the second fixed cover；

Be provided with engaging groove on the impact head, the engaging groove with engage convex block snap-fit, inside the impact head It is also equipped with the 4th current vortex sensor, the end of probe and anchor cable end face face of the 4th current vortex sensor.

8. drawing experimental provision as claimed in claim 7, it is characterized in that: the mobile side board and it is above fixed with delivery device, Delivery device includes that first be fixed on mobile side board pushes bottom plate, the first push support bar, pushes limit plate, and described first Push support bar, push limit plate are also fixed on the first push bottom plate；

Slot plate is fixed on the first push bottom plate, sliding slot is provided on the frid, the sliding slot is slidably filled with sliding rail Match, the sliding rail is fixed on the second push bottom plate, it is described second push bottom plate on be respectively fixed with thrust plate, push partition, Fixed block is pushed, propelling sleeve is fixed on the push fixed block, is hollow push inner sleeve inside the propelling sleeve, it is described to push away Send inner sleeve one end and push blanking cover assembly fixed, the other end and push oil cylinder shell one end can axis move up assembly, and push away Send and be additionally provided with triggering protruding shaft on this end of oil cylinder, the triggering protruding shaft and resistance spring one end are set with, the resistance spring other end with Push blanking cover interior side contacts or fixation；

Third push limit switch is fixed on the push blanking cover, the third push limit switch is for controlling as push oil The current switching of the push oil pump of oil supply cylinder disconnects the electric current to push oil pump when third push limit switch is triggered, So that push oil pump is out of service；

Push telescopic shaft is installed, push oil cylinder can drive push telescopic shaft to move back and forth in the axial direction on the push oil cylinder； Described push telescopic shaft one end is fixed after passing through push partition with thrust plate assembly；Thrust resigning is provided on the thrust plate Slot, the thrust recessing groove is for making thrust plate not contact anchor cable；

Push guide groove is provided on the first push bottom plate, described push guide groove one end closed by push limited block, The other end pushes in guide groove by push limit plate closing and is slidably mounted with push driving plate, the push driving plate It is fixed on the second push bottom plate, push screw rod one end rotatably assembles with push limited block after passing through push driving plate, is another End is connect with the output shaft of pushing motor by shaft coupling after push limit plate；

The second push limit switch, the first push limit switch, institute are separately installed on the push limit plate, push limited block State the second push limit switch, first push limit switch triggering end respectively for push driving plate, push trigger board, it is described Push trigger board is fixed on the second push bottom plate；

Second push limit switch, the first push limit switch are respectively used to the start and stop of control pushing motor, and the second push limit Bit switch, the first push limit switch pass through double control switch circuit connection to pushing motor.

9. drawing experimental provision as claimed in claim 8, it is characterized in that: it is fixed with heating supporting table on heating support baseboard, It is fixed with lower heating half in the heating supporting table, the half of heating coil, and this are installed in lower heating half The end of half heating coil is conductively connected with conductive hole respectively；The conductive hole can be with conductive column grafting, conduction, the conductive column Be arranged on the end of the other half heating coil, and this half heating coil be mounted on heating half in, it is upper heating half, under Heating coil in heating half constitutes a complete spiral winding after conductive column and conductive hole grafting are conductive；

It is respectively arranged with heating guide plate, upper heating arc slot in the upper heating half, is set respectively in the lower heating half It is equipped with lower heating guide plate, lower heating arc slot, the upper heating arc slot, lower heating arc slot jointly wrap up steel cylinder, described above to add Heat half, the lower housing parts for heating half are all made of the exhausted magnetic material of insulation and are made；

The temp probe being adjacent to steel cylinder outer wall, the output end and temperature of the temp probe are installed in the lower heating arc slot The input terminal of sensor is conductively connected；

Positions semi-ring is installed on the shell of the lower heating half, locating groove, positioning card are provided in the positions semi-ring Slot can be with locating piece snap-fit to position to steel cylinder circumferencial direction；

It is fixed with holding semi-ring in the shell of lower heating half, constitutes and keeps between the shell for keeping semi-ring and heating half Arc slot, the positions semi-ring, which is mounted on, to be kept in arc slot and can keep the rotation of arc slot inner periphery；

It is additionally provided with perforative limit arc slot on the holding semi-ring, is fixed with spring catch, the shaft and pressure of clamping screw Pass through limit arc slot after tight nut assembly and assembled with positions semi-ring and fix, the shaft and spring catch respectively with reset The assembly of tension spring both ends is fixed, and the reset tension spring makes clamping screw, spring catch be always positioned at original state；When original state, Clamping nut end face and holding semi-ring end face compress.

10. drawing experimental provision as claimed in claim 8, it is characterized in that: being further fixed on control plane in the heating supporting table Plate, is equipped with multiple switchings switches on the heating panel, switching advance switch, to retreat switch be foot-operated speed-regulating switch, The switching switchs

Sidesway motor switching switch, for switching the switch that advances, retreating switch in control sidesway motor state, before switching at this time The input of sidesway motor driver is rotated forward respectively into switch, retrogressing switch, reversion, rotational angle instruction；Sidesway motor driver For powering for sidesway motor to control its working condition；

Lifting motor switching switch, for switching the switch that advances, retreating switch in control lifting motor state, before switching at this time The input of lifting motor driver is rotated forward respectively into switch, retrogressing switch, reversion, rotational angle instruction；Lifting motor driver For powering for lifting motor to control its working condition；

Pushing motor switching switch, for switching the switch that advances, retreating switch in control pushing motor state, before switching at this time The input of pushing motor driver is rotated forward respectively into switch, retrogressing switch, reversion, rotational angle instruction；Pushing motor driver For powering for pushing motor to control its working condition；

Oil pump switching switch is pushed, for switching the switch that advances, retreating switch in control push oil pump, push switching valve shape State, at this time switching advance switch to the push defeated power instruction of Oil pump electrical machinery driver, to control the stretching amplitude of push telescopic shaft； Switch control push reversal valve commutation is retreated, when retreating switch triggering, push reversal valve is stretched out by driving push telescopic shaft Fuel feeding direction is switched to driving push telescopic shaft retraction direction, and retreats switch also to push Oil pump electrical machinery driver input power Instruction, to control the retraction amplitude of push telescopic shaft；

Oil pump switching switch is impacted, for switching the switch that advances, retreating switch in control impact oil pump, impact switching valve shape State, at this time switching advance switch to the impact defeated power instruction of Oil pump electrical machinery driver, to control the stretching amplitude of impact telescopic shaft； Switch control impact reversal valve commutation is retreated, when retreating switch triggering, impact reversal valve is stretched out by driving impact telescopic shaft Fuel feeding direction is switched to driving impact telescopic shaft retraction direction, and retreats switch also to impact Oil pump electrical machinery driver input power Instruction, to control the retraction amplitude of impact telescopic shaft；

Torque oil pump switching switch, for switching the switch that advances, retreating switch in control torque oil pump, torque switching valve shape State, at this time switching advance switch to the defeated power instruction of torque Oil pump electrical machinery driver, to control the stretching amplitude of torque telescopic shaft； The commutation of switch control torque reversal valve is retreated, when retreating switch triggering, torque reversal valve is stretched out by driving torque telescopic shaft Fuel feeding direction is switched to driving torque telescopic shaft retraction direction, and retreats switch also to torque Oil pump electrical machinery driver input power Instruction, to control the retraction amplitude of torque telescopic shaft.