CN206982289U - A kind of cooling liquid supply system for drilling machine - Google Patents

Abstract

The utility model provides a kind of cooling liquid supply system for drilling machine, including：Cooling liquid container, coolant pump, jet head, meet liquid portion, lautertuns, screen pack, slag-discharging valve, liquid back pipe, first support frame, second support frame, lifting unit and vibration motor, cooling liquid container is arranged at by the transport mechanism of drilling machine, coolant pump input is connected with cooling liquid container, coolant pump output end is connected by connecting tube with jet head, jet head is installed on connecting portion, connect liquid portion bottom and be communicated with discharging tube, the draining valve for being opened and closed discharging tube is provided with discharging tube, slag-drip opening is offered on lautertuns one side, the slag-discharging valve for being opened and closed slag-drip opening is provided with lautertuns, screen pack is installed on inwall in the middle part of lautertuns, so that coolant has to pass through screen pack and can just enter to filtering trench bottom.The cooling liquid supply system for being used for drilling machine is solved the problems, such as in the prior art because gradually causing workplace mixed and disorderly outside coolant.

Description

A kind of cooling liquid supply system for drilling machine

Technical field

It the utility model is related to the punch device for automobile or motorcycle accessories, and in particular to a kind of for drilling machine Cool down liquid supply system.

Background technology

Chinese patent discloses the drilling machine composite drill that a kind of notification number is the U of CN 203696004, including composite drill body, The composite drill body includes connection handle, drilling rod and drill bit, the main shaft interface of the connection handle connection drilling machine, on the connection handle Coolant slip ring is set with, described drilling rod one end connects the connection handle, and the other end connects the drill bit, and the drill bit includes using In the centre drill of drilling and the blade for reaming above the centre drill；The composite drill body interior, which is provided with, to be used In the cooling fluid apertures for ensureing the bit cutting performance, the cooling fluid apertures includes the first cooling fluid apertures and the second cooling fluid apertures, Described first cooling fluid apertures one end connects the coolant slip ring, and the other end extends to the centre drill after running through the drilling rod, Second cooling fluid apertures one end connection the first cooling fluid apertures, the other end extend to the blade.Though the drilling machine composite drill Drill bit is so protected by the offer of coolant, but is the shortcomings that the drilling machine composite drill still has：

1) recovery of coolant is not carried out, adds production cost；

2) after coolant sprays, after coolant impacts fixture or workpiece to be punctured, outside coolant gradually, working environment is caused In a jumble.

Utility model content

The utility model provides a kind of cooling liquid supply system for drilling machine, solves in the prior art because of coolant Outside gradually and the problem of cause workplace mixed and disorderly.

To achieve the above object, the utility model employs following technical scheme：

A kind of cooling liquid supply system for drilling machine, including：Cooling liquid container, coolant pump, jet head, connect liquid Portion, lautertuns, screen pack, slag-discharging valve, liquid back pipe, the first support frame, the second support frame, lifting unit and vibration motor, it is cold But liquid container is arranged at by the transport mechanism of drilling machine, and coolant pump input is connected with cooling liquid container, coolant pump output End is connected by connecting tube with jet head, and connecting tube is made of flexible material, and jet head is installed on connecting portion, with to drill bit Spray cooling liquid, splicing portion are arranged at below processing case, to accept the coolant spilt from processing case under shed, connect liquid portion bottom Discharging tube is communicated with, the draining valve for being opened and closed discharging tube is provided with discharging tube, lautertuns is arranged at below discharging tube, with The coolant of discharging tube discharge is accessed, slag-drip opening is offered on lautertuns one side, is provided with lautertuns for being opened and closed deslagging Mouthful slag-discharging valve, screen pack is installed on inwall in the middle part of lautertuns, so that coolant has to pass through screen pack and can just entered to Trench bottom is filtered, filtering trench bottom is communicated to cooling liquid container by liquid back pipe, and the end that lautertuns is provided with slag-drip opening passes through First support frame is stood on ground, and end of the lautertuns away from slag-drip opening is connected to second support frame one end, and lautertuns first Support frame and the second support frame are rotatablely connected, and the second support frame other end is consolidated with standing on the output section of the lifting unit on ground Fixed, vibration motor is installed on lautertuns.

Preferably, it is funnel-shaped structure to meet liquid portion, and the diameter for connecing liquid portion upper end is more than the diameter of processing case under shed, bores The portal frame of hole machine portal frame and is connect seamless between liquid portion junction through meeting liquid portion.

Preferably, cooling liquid supply system also includes：Jet portion, jet portion include：Tumbler, rotary electric machine, jet Head, air hose and air compressor, tumbler turning end are rotatably mounted to process on chamber interior wall or portal frame, and tumbler turns The rotating shaft of moved end and rotary electric machine is fixed, and jet thrust is fixed with the free end of tumbler, and jet thrust passes through air hose and air The output end of compressor is connected, and air hose is made of flexible material, with to the work to be punctured of the fixture on processing stations Part jet.

Preferably, in addition to：Deslagging portion is aided in, auxiliary deslagging portion includes：Two slide rails, two line wheels, scraper plate and two draw Dynamic component, two slide rails are both secured on lautertuns inwall, and two slide rails are located at the both sides of slag-drip opening respectively, and each slide rail was respectively positioned on Above filter screen, scraper plate is slidingly arranged on screen pack, and scraper plate both sides are rotatably connected to two line wheels, and two line wheels difference is slidably It is arranged on two slide rails, two pulling components correspond to the setting of scraper plate both sides respectively, and each pulling component includes：Convolution shell, center Axle, isolating cylinder, rotary cylinder, wind spring and pulling rope, convolution shell are fixedly installed on end face of the lautertuns away from slag-drip opening, convolution Convolution chamber is provided with shell, being stood on convolution cavity wall has the central shaft positioned at convolution chamber center, and isolating cylinder is surrounded on outside central shaft And isolating cylinder is fixed on convolution cavity wall, rotary cylinder is surrounded on outside isolating cylinder and can rotated relative to convolution shell, be opened on isolating cylinder Provided with spring outlet port, wind spring the inner is fixed with central shaft, and wind spring outer end passes spring outlet port and fixed with rotary cylinder inwall, pulls rope inner Convolution sequentially passes through convolution shell and lautertuns after on rotary cylinder, pulling rope to be connected with rotary cylinder, pulls rope outer end and scraper plate One end is fixed, and slide rail is parallel with screen pack, and when screen pack is located on horizontal plane, scraper plate is located at lautertuns in the presence of wind spring End away from slag-drip opening；When edge position of the screen pack away from slag-drip opening is higher than edge institute of the screen pack away from slag-drip opening At position, scraper plate can slide into lautertuns and be provided with the side of slag-drip opening.

Compared to prior art, the utility model has the advantages that：

Liquid portion is met by setting, the undertaking of the coolant to processing case under shed discharge is realized, avoids cooling drop Fall on the ground of work-yard, ensure that the clean and tidy of workplace, and also allow for subsequent recovery utilization；By set lautertuns, Screen pack, slag-discharging valve, liquid back pipe, the first support frame, the second support frame, lifting unit and vibration motor, realizing to reclaim Coolant in iron filings separate, avoid follow-up iron filings blocking pipeline when use coolant.

Brief description of the drawings

Fig. 1 is the structural representation of drilling machine；

Fig. 2 is the structural representation that cooling liquid supply system below case is processed in Fig. 1；

Fig. 3 is the top view of lautertuns in Fig. 2；

Fig. 4 is the cutaway view of convolution shell in Fig. 3；

Fig. 5 be processing case in connecting portion be broken away after structural representation；

Fig. 6 is the enlarged drawing at A in Fig. 5.

Embodiment

As shown in Figure 1, Figure 2 and shown in Fig. 5, the present embodiment proposes a kind of cooling liquid supply system for drilling machine, bag Include：Fixture (not shown), it is used to clamp workpiece to be punctured；Transport mechanism 1, fixture are arranged in transport mechanism 1, with driving Fixture in transport mechanism 1 in the horizontal direction on movement；Process case 2, its bottom surface is provided with shed, transport mechanism 1 from The side of processing case 2 passes through, and is penetrated in transport mechanism 1 on the side of processing case 2 and offers entrance, passed and add in transport mechanism 1 Outlet is offered on the side of work case 2, is provided with processing case 2 for being opened and closed gap between entrance inwall and transport mechanism 1 The first rolling screen door 21, be provided with the second roller shutter for being opened and closed gap between outlet inside wall and transport mechanism 1 on processing case 2 Door (not shown), processing case 2 are located at processing stations；Borehole drill construction 3, it includes：Portal frame 31, drilling drive division 32, drill bit 33 and connecting portion 34, the top of portal frame 31 be connected with the processing inwall of case 2, and the bottom of portal frame 31, which passes, processes the under shed of case 2, brill Hole drive division 32 is installed on the top surface of portal frame 31, and drill bit 33 is located at immediately below portal frame 31, and drilling drive division 32 passes through connection Portion 34 is connected with drill bit 33, and drilling drive division 32 is used to drive the in the vertical direction of drill bit 33 mobile and rotated；And coolant Feed system, it includes：Cooling liquid container (not shown), coolant pump (not shown), jet head 41 and liquid portion 42 is met, Cooling liquid container is arranged at by transport mechanism 1, and coolant pump input is connected with cooling liquid container, and coolant pump output end passes through Connecting tube is connected with jet head 41, and connecting tube is made of flexible material, and jet head 41 is installed on connecting portion 34, with to drill bit 33 spray cooling liquid, splicing portion are arranged at the lower section of processing case 2, to accept the coolant spilt from the processing under shed of case 2.

In order to design structure it is simple it is easy to use meet liquid portion 42, it is funnel-shaped structure to meet liquid portion 42, connects the upper end of liquid portion 42 Diameter be more than the diameter of the processing under shed of case 2, portal frame 31 portal frame 31 and connects the junction of liquid portion 42 through meeting liquid portion 42 Between it is seamless.

As shown in FIG. 2 and 3, can be followed due to having a large amount of iron filings generation iron filings in drill process, coolant one Rise to enter to and connect in liquid portion 42, in order to realize that following design has been done in the recycling of coolant：Connect the bottom of liquid portion 42 and be communicated with row Liquid pipe 43, the draining valve 44 for being opened and closed discharging tube 43 is provided with discharging tube 43, and cooling liquid supply system also includes：Filtering Groove 45, screen pack 46, slag-discharging valve 47, liquid back pipe 48, the first support frame 49, the second support frame 40, lifting unit 401 are (to be existing Structure) and vibration motor 402, lautertuns 45 is arranged at the lower section of discharging tube 43, to access the coolant of the discharge of discharging tube 43, mistake Slag-drip opening is offered on the one side of filter pocket 45, the slag-discharging valve 47 for being opened and closed slag-drip opening, lautertuns are provided with lautertuns 45 Screen pack 46 is installed on 45 middle part inwalls, so that coolant has to pass through screen pack 46 and can just enter to the bottom of lautertuns 45, The bottom of lautertuns 45 is communicated to cooling liquid container by liquid back pipe 48, and lautertuns 45 is provided with the end of slag-drip opening by first Support 49 is stood on ground, and end of the lautertuns 45 away from slag-drip opening is connected to the one end of the second support frame 40, and lautertuns 45 One support frame 49 and the second support frame 40 are rotatablely connected, the other end of the second support frame 40 and the lifting unit 401 stood on ground Output section fix, vibration motor 402 is installed on lautertuns 45.Connect the iron for the coolant that the temporary cache of liquid portion 42 receives Bits, when accumulation iron filings are not excessive in the lautertuns 45, open slag-discharging valve 47 so that coolant and iron filings at the appointed time when fall Enter to screen pack 46, vibration motor 402 vibrates in real time, avoids iron filings from hindering coolant to enter the bottom of lautertuns 45；Work as iron Bits accumulation is more when on screen pack 46, opens slag-drip opening, and lifting unit 401 is worked, and lifting unit 401 causes the second support Portion drives end rise of the lautertuns 45 away from slag-drip opening so that screen pack 46 not in the horizontal plane, in the iron filings of screen pack 46 Slid to slag-drip opening, the device for connecing iron filings catches iron filings, realizes the discharge of iron filings.

As shown in figure 5, in order that the iron filings of fixture on drilling machine and workpiece to be punctured all come off, realize to punching The scrap collection fallen afterwards, cooling liquid supply system also include：Jet portion 5, jet portion 5 include：Tumbler 51, rotary electric machine 52nd, jet thrust 53, air hose 54 and air compressor (not shown), the turning end of tumbler 51 are rotatably mounted to process case On 2 inwalls or portal frame 31, the turning end of tumbler 51 and the rotating shaft of rotary electric machine 52 are fixed, fixed on the free end of tumbler 51 There is jet thrust 53, jet thrust 53 is connected by the output end of air hose 54 and air compressor, and air hose 54 uses flexible material It is made, with to the fixture on processing stations and workpiece jet to be punctured.After drilling, rotary electric machine 52 works so that spray The inswept fixture of gas and workpiece to be punctured that gas first 53 sprays carry out jet so that the iron filings on fixture and workpiece to be punctured take off Fall.

As shown in Figure 3 and 4, in order to help to drain the processing iron filings on screen pack 46, cooling liquid supply system is also Including：Deslagging portion is aided in, auxiliary deslagging portion includes：Two slide rails 61, two line wheel (not shown), the pulling group of scraper plate 62 and two Part, two slide rails 61 are both secured on the inwall of lautertuns 45, and two slide rails 61 are located at the both sides of slag-drip opening, each 61 equal position of slide rail respectively Above screen pack 46, scraper plate 62 is slidingly arranged on screen pack 46, and the both sides of scraper plate 62 are rotatably connected to two line wheels, two lines Wheel is slidingly arranged on two slide rails 61 respectively, and two pulling components correspond to the setting of the both sides of scraper plate 62 respectively, and each pulling component is equal Including：Convolution shell 631, central shaft 632, isolating cylinder 634, rotary cylinder 635, wind spring 636 and pulling rope 637, convolution shell 631 is solid Surely it is arranged on end face of the lautertuns 45 away from slag-drip opening, convolution chamber is provided with convolution shell 631, being stood on convolution cavity wall has position Central shaft 632 in convolution chamber center, isolating cylinder 634 is surrounded on outside central shaft 632 and isolating cylinder 634 is fixed on convolution cavity wall On, rotary cylinder 635 is surrounded on outside isolating cylinder 634 and can rotated relative to convolution shell 631, and spring outlet port is offered on isolating cylinder 634, is rolled up Spring 636 is inner to be fixed with central shaft 632, and the outer end of wind spring 636 passes spring outlet port and fixed with the inwall of rotary cylinder 635, pulls in rope 637 Convolution is held to sequentially pass through convolution shell 631 and lautertuns 45 after on rotary cylinder 635, pulling rope 637 to be connected with rotary cylinder 635, 637 outer ends of rope are pulled to be fixed with the one end of scraper plate 62, slide rail 61 is parallel with screen pack 46, when screen pack 46 is located on horizontal plane, Scraper plate 62 is located at end of the lautertuns 45 away from slag-drip opening in the presence of wind spring 636；When side of the screen pack 46 away from slag-drip opening When edge position is higher than edge position of the screen pack 46 away from slag-drip opening, scraper plate 62 can slide into lautertuns 45 and be provided with At the side of slag-drip opening.

As shown in figs.5 and 6, connecting portion 34 includes fix bar 341, spacing annulus 342, threaded collar 343, clamping cylinder 344th, at least two compact heaps 345, compress bar 346 and holddown spring 347, fix bar 341 is located on vertical direction, fix bar 341 tops are connected through portal frame 31 with drilling drive division 32, and the bottom surface of fix bar 341 is recessed patchhole, the peace of drill bit 33 Dress end is inserted into patchhole, and all compact heaps 345 may be contained between drill bit 33 and patchhole inwall, each compact heap 345 It is respectively connected with one and compresses bar 346, each place direction of bar 346 that compresses is vertical with vertical direction, and each bar 346 that compresses is with compressing Block 345 both passes through fix bar 341 and can be relatively fixed bar 341 and moves after connecting, and each bar 346 that compresses has both passed through a compression bullet Spring 347, the one end of holddown spring 347 are connected with compact heap 345, and the other end of holddown spring 347 is fixed with patchhole inwall；In fixation Threaded collar 343 is fixed with outside the bottom of bar 341, is cased with clamping cylinder 344 outside threaded collar 343, clamps and be provided with the top inwall of cylinder 344 The internal thread being threadedly coupled with threaded collar 343, the spacing annulus 342 being fixed with the inwall of cylinder 344 above internal thread is clamped, Clamp and for pressure tank below internal thread offered on the inwall of cylinder 344, inwall of for pressure tank away from fix bar 341 can promote to Depression bar 346 moves to away from or close to the direction of drill bit 33, inwall of for pressure tank top away from fix bar 341 to fix bar 341 Distance, which is more than, compresses inwall of the trench bottom away from fix bar 341 to the distance of fix bar 341, with when spacing annulus 342 and screw thread Compact heap 345 can unclamp drill bit 33 under the restoring force effect of holddown spring 347 when ring 343 is close to；And it can be clamped by rotating The spacing annulus 342 of the regulation of cylinder 344 arrives the distance between threaded collar 343, to cause compact heap 345 to clamp the installation end of drill bit 33. During installation, first, by clamp cylinder 344 rotate so that limitation annulus be close to threaded collar 343, in order to subsequently can easily by Drill bit 33 is inserted into patchhole；Then, drill bit 33 is inserted into patchhole and by wall pressure in the top of drill bit 33 and patchhole Tightly；Finally, rotation clamps cylinder 344 so that clamps cylinder 344 and moves up, due to inwall of for pressure tank away from fix bar 341 to fix bar 341 distances are gradual changes so that compress bar 346 gradually to the direction of drill bit 33 move, until can not turn clamp cylinder 344, compress Bar 346 can not move so that drill bit 33 is clipped in the middle by compact heap 345, realizes that drill bit 33 is installed.By set clamp cylinder 344, For pressure tank, bar 346 and compact heap 345 are compressed, realize and clamp height of the cylinder 344 in fix bar 341 by rotating with right Various sizes of drill bit 33 clamps so that the borehole drill construction 3 of the drilling machine can use various sizes of drill bit 33, improve reality The property used；By setting holddown spring 347, realize when clamping the turn of cylinder 344 to minimum position, with regard to drill bit can be inserted directly into 33, avoid because compact heap 345 in patchhole position not necessarily cause insert drill bit 33 when it is hindered so that drill bit 33 insert Enter to convenient in patchhole；By setting spacing annulus 342, realize when clamping the turn of cylinder 344 to extreme lower position because limited Circle of position ring 342 and avoid clamp cylinder 344 depart from fix bar 341, avoid the occurrence of clamping 344 bad reset of cylinder situation.

As shown in figs.5 and 6, drill bit 33 is pressed on the top inwall of patchhole when installing for convenience, and realized Auxiliary installation portion reuses, and borehole drill construction 3 also includes：Installation portion 35 is aided in, auxiliary installation portion 35 includes：Expansion link 351, It is located at in the vertical direction of drill bit 33, expansion link 351 sucker 352, can be stretched with being elongated or shortened in the vertical direction of drill bit 33 Contracting bar 351 is fixed with sucker 352 close to the end of portal frame 31, and sucker 352 can be adsorbed on portal frame 31；Installed part 353, its The end that sucker 352 is not provided with expansion link 351 is fixed, and a center line is provided with installed part 353 and is located on vertical direction Mounting hole, the tip of drill bit 33 can be stretched in mounting hole；Auxiliary push-rod 354, it is penetrated to mounting hole from the bottom surface of installed part 353 Interior and energy opposite mount 353 in the vertical direction movement；Mounting disc 355, it is fixed with the bottom surface of auxiliary push-rod 354；It is and auxiliary Spring 356 is helped, auxiliary push-rod 354 and installed part 353 pass through the center of secondary spring 356, the one end of secondary spring 356 and mounting disc 355 are fixed, and the other end of secondary spring 356 is fixed with expansion link 351.After drill bit 33 is inserted into patchhole, auxiliary push-rod 354 Propping up in the tip of drill bit 33, promote expansion link 351 so that secondary spring 356 is elongated, now can elongation expansion link 351, So that the sucker 352 on expansion link 351 is adsorbed on portal frame 31, unclamp with regard to the auxiliary push-rod 354 on expansion link 351 can be kept Drill bit 33 is pressed on the inwall of patchhole top, this just facilitates installation, and avoid needs to keep drill bit 33 manually in installation process It is pressed on the inwall of patchhole top.By setting the absorption affinity of sucker 352 excessive, the elasticity of secondary spring 356 preferably can just protect Hold the state that drill bit 33 is pressed on the inwall of patchhole top.

As shown in figs.5 and 6, in order that turn mounting cylinder is more smooth in installation process, it is close to compress bar 346 The end of for pressure tank is connected with ball bearing 348, and fixture 349 is rotatably connected in ball bearing 348, and fixture 349 rotates Rotating wheel 340 is connected with, rotating wheel 340 and inwall of for pressure tank away from fix bar 341 are tangent.Due to clamping the rotation of cylinder 344 It is that spiral is upward, therefore sets ball bearing 348 to be rotatablely connected with connector so that rotating wheel also can and then clamps cylinder 344 Drive and spiralization path is presented so that clamp cylinder 344 it is more smooth relative to the rotation for compressing bar 346, avoid turn Damage compresses bar 346 during dynamic, extends service life.

Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model Enclose, it all should cover among right of the present utility model.

Claims (4)

1. A kind of 1. cooling liquid supply system for drilling machine, it is characterised in that including：Cooling liquid container, coolant pump, hydrojet Head, connect liquid portion, lautertuns, screen pack, slag-discharging valve, liquid back pipe, the first support frame, the second support frame, lifting unit and vibrations Motor, cooling liquid container are arranged at by the transport mechanism of drilling machine, and coolant pump input is connected with cooling liquid container, coolant Pump output terminal is connected by connecting tube with jet head, and connecting tube is made of flexible material, and jet head is installed on connecting portion, with To drill bit spray cooling liquid, splicing portion is arranged at below processing case, to accept the coolant spilt from processing case under shed, connects liquid Portion bottom is communicated with discharging tube, and the draining valve for being opened and closed discharging tube is provided with discharging tube, and lautertuns is arranged at discharging tube Lower section, to access the coolant of discharging tube discharge, slag-drip opening is offered on lautertuns one side, is provided with lautertuns for opening The slag-discharging valve of slag-drip opening is closed, screen pack is installed on the inwall of lautertuns middle part, so that coolant has to pass through screen pack ability Filtering trench bottom is entered to, filtering trench bottom is communicated to cooling liquid container by liquid back pipe, and lautertuns is provided with the end of slag-drip opening Portion is stood on ground by the first support frame, and end of the lautertuns away from slag-drip opening is connected to second support frame one end, and filters The support frame of groove first and the second support frame are rotatablely connected, the output of the second support frame other end and the lifting unit stood on ground Portion is fixed, and vibration motor is installed on lautertuns.
2. 2. the cooling liquid supply system according to claim 1 for drilling machine, it is characterised in that it is infundibulate to meet liquid portion Structure, the diameter for connecing liquid portion upper end are more than the diameter of processing case under shed, and the portal frame of drilling machine, which passes through, connects liquid portion, and portal frame It is seamless between liquid portion junction with connecing.
3. 3. the cooling liquid supply system according to claim 2 for drilling machine, it is characterised in that cooling liquid supply system Also include：Jet portion, jet portion include：Tumbler, rotary electric machine, jet thrust, air hose and air compressor, tumbler turn Moved end is rotatably mounted to process on chamber interior wall or portal frame, and the rotating shaft of tumbler turning end and rotary electric machine is fixed, tumbler Free end on be fixed with jet thrust, jet thrust is connected by the output end of air hose and air compressor, and air hose is using soft Property material is made, with to the workpiece jet to be punctured of the fixture on processing stations.
4. 4. the cooling liquid supply system according to claim 3 for drilling machine, it is characterised in that also include：Auxiliary row Slag portion, auxiliary deslagging portion include：Two slide rails, two line wheels, scraper plate and two pull component, and two slide rails are both secured to lautertuns inwall On, two slide rails are located at the both sides of slag-drip opening respectively, and each slide rail is respectively positioned on above screen pack, and scraper plate is slidingly arranged at screen pack On, and scraper plate both sides are rotatably connected to two line wheels, two line wheels are slidingly arranged on two slide rails respectively, and two pull component right respectively Scraper plate both sides are answered to set, each pulling component includes：Convolution shell, central shaft, isolating cylinder, rotary cylinder, wind spring and pulling rope, Convolution shell is fixedly installed on end face of the lautertuns away from slag-drip opening, and convolution chamber is provided with convolution shell, is stood on convolution cavity wall There is the central shaft positioned at convolution chamber center, isolating cylinder is surrounded on outside central shaft and isolating cylinder is fixed on convolution cavity wall, rotates Cylinder is surrounded on outside isolating cylinder and can rotated relative to convolution shell, and spring outlet port is offered on isolating cylinder, and wind spring the inner is fixed with central shaft, Wind spring outer end passes spring outlet port and fixed with rotary cylinder inwall, pulls inner convolution of restricting to pull rope to connect with rotary cylinder on rotary cylinder Convolution shell and lautertuns are sequentially passed through after connecing, pulls rope outer end to be fixed with scraper plate one end, slide rail is parallel with screen pack, works as filtering When net is located on horizontal plane, scraper plate is located at end of the lautertuns away from slag-drip opening in the presence of wind spring；When screen pack is away from row When the edge position of cinder notch is higher than edge position of the screen pack away from slag-drip opening, scraper plate can slide into lautertuns setting Have at the side of slag-drip opening.