CN104612382A - Novel mortar spraying machine - Google Patents
Novel mortar spraying machine Download PDFInfo
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- CN104612382A CN104612382A CN201510047829.1A CN201510047829A CN104612382A CN 104612382 A CN104612382 A CN 104612382A CN 201510047829 A CN201510047829 A CN 201510047829A CN 104612382 A CN104612382 A CN 104612382A
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- mortar
- flush coater
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Abstract
The invention provides a novel mortar spraying machine. The novel mortar spraying machine comprises a machine base, a power control box, a gearbox, an air pump, a machine base protection cover, traveling wheels, a work bin, a mortar material conveying system, a spray pipe, a nozzle and supporting legs, wherein the machine base protection cover is arranged on the machine base; the traveling wheels are arranged on the two sides of the lower portion of the machine base; the work bin is located at the front of the machine base; a conveying spindle is arranged in the work bin and provided with a plurality of stirring blades; a vibration screen is arranged on the work bin, and a screen net is arranged underneath the vibration screen; the mortar material conveying system is arranged at the front end of the bottom of the work bin and connected with the work bin; the spray pipe is connected with the conveying system; the nozzle is arranged at the front end of the spray pipe; the supporting legs are arranged at the front end of the lower portion of the work bin. The novel mortar spraying machine is a high-performance liquid cement spraying machine and is high in working efficiency, low in noise and capable of preventing blockage to the maximum degree; parts prone to abrasion are made of high-abrasion-resistant materials, and therefore the service life of the novel mortar spraying machine is long.
Description
Technical field
The present invention relates to constructional engineering machinery technical field, particularly a kind of anti-clogging and the higher new type mortar flush coater of safety.
Background technology
In current construction work as fields such as building construction, bridge construction, elevated road construction, water conservancy projects construction, all need to prop up sheath in metope surface smear cement mortar after building body support or metope have built, it is substantially all manually complete that current mortar is smeared, the cement mortar mixed is transported to construction place and carries out metope operation again, construction site for eminence also needs to set up scaffold, one is waste steel pipe and timber, and two is there is potential safety hazard.So there is a kind of Mortar spraying machine be directly injected to by mortar on metope.
Mortar spraying machine be by according to the mortar necessarily requiring to mix by conveyance conduit through flush coater nozzle with certain pressure injection to by spray plane as wall forms mortar cover.Operation that wall surface mortar props up sheath can save mortar to use Mortar spraying machine to carry out, avoid using a large amount of steel pipes and timber to set up the scaffold etc. of manual work, prior, this mechanical work can improve efficiency of construction, reduce engineering cost, save labour, improve the safety etc. of construction, therefore, current Mortar spraying machine is widely used in railway, highway, water conservancy, in the construction of the increasing construction work such as building construction, become solution tunnel, road bank protection, building foundation pit, underground construction, the desirable Construction Operating Machinery of the interim or permanent support layer construction such as high-rise building exterior wall.
Mortar spraying machine is mainly divided into dry type flush coater and two kinds, wet type spray machine, dry type flush coater can produce more construction dust when constructing, the health of harm workman, wet type spray machine then greatly reduces the dust concentration of job site, in addition because its productivity ratio is high, mortar resilience degree is low, and during wet shot, the degree of hydration of mortar is high, and the quality greatly can improving spray furnace improves its homogeneity, therefore, the use of wet type spray machine is many.Will be there are some shortcomings in current wet type spray owner, such as flush coater generally adopts the motion of transmission main shaft and piston to carry mortar, and the wearing and tearing of main shaft and piston-cylinder are more serious; Adopt straight pipe nozzle, easily block, clear up not easily, and current nozzle is also than being easier to wearing and tearing; Suddenly spray because mortar easily occurs the pressure of internal body the situation injuring operating personnel during nozzle clearing after spray nozzle clogging; The operation of wet type spray machine is apart from distant, just more inconvenient to the control of host power supply thus; And noise ratio is larger etc. during current flush coater operation.Therefore, a kind of anti-clogging, safer and control Mortar spraying machine is easily necessary to develop.
Summary of the invention
In view of above-mentioned Mortar spraying machine Problems existing of the prior art, the present invention proposes a kind of new type mortar flush coater, it can the Push And Release of far distance controlled machine operation, protection Design when nozzle not easily blocks and has cleaning, special mortar transmission system convenient operation, noise during operation is little.
To achieve the object of the present invention, new type mortar flush coater of the present invention comprises: support, which is provided with power controling box, motor, speed-changing gear box and air pump; Be located at the support protective cover of upper part of the frame; Be located at the travel wheel of both sides, support bottom; Be positioned at the hopper of support front portion, be provided with transmission main shaft in described hopper, described transmission main shaft is provided with multiple stirring vane; Be located at hopper bottom front and the mortar transmission system be connected with hopper; The jet pipe be connected with transmission system and be arranged on the nozzle of jet pipe front end; Wherein, described speed-changing gear box is connected by eccentric drive mechanism one end with transmission main shaft and is driven it to move back and forth; Described transmission system comprises the material conveying tube be arranged on bottom hopper, the first three way cock, the second three way cock, and described material conveying tube one end communicates with bottom hopper, and the other end is connected with the bottom valve port of the first three way cock; The other end of described transmission main shaft is connected with piston, and the side end valve mouth of the first three way cock is connected with the cylinder sleeve coordinated with described piston; ; The upper end valve port of the first three way cock is connected with the lower end valve port of the second three way cock, and the rear end of described jet pipe is connected with the side end valve mouth of the second three way cock.
Preferably, described eccentric drive mechanism is assembled by eccentric major axis and eccentric minor axis, and the parallelism tolerance of two center lines after the assembling of described eccentric drive mechanism is no more than 0.02.
Preferred again, the opposite side end valve mouth of described second three way cock is provided with relief valve, and relief valve is communicated with hopper by pipeline.
Preferred again, described nozzle comprises nozzle liner and nozzle overcoat, and is set to the structure of two pre-small post-large horn mouths back to splicing.
Preferred again, the material of described nozzle liner is high abrasion ceramic materials.
Preferred again, described cylinder jacket material is high abrasion ceramic materials.
Preferred again, be provided with stretcher between described speed-changing gear box and support.
Preferred again, described jet pipe is provided with the pneumatic type automatic electric switch be connected with air pump close to nozzle place; And described pneumatic type automatic electric switch is connected with power controling box, when pneumatic type automatic electric switch cuts out, described power controling box stops the power supply of Mortar spraying machine.
Preferred again, described jet pipe is cord braided construction hose, and described air pump is that diaphragm type is quiet without oil gas pump.
Preferred again, be provided with vibrosieve on described hopper top, the bottom of described vibrosieve is provided with screen cloth, and described vibrosieve place is provided with the motor driving shaker vibration.
New type mortar flush coater of the present invention is the machinery of a high-performance spray cement mortar, easy to operate, the high and low noise of operating efficiency, farthest can prevent blocking, adopts high abrasion resisting material, the long service life of machine to the component of easily wearing and tearing.
Accompanying drawing explanation
By the detailed description below in conjunction with accompanying drawing, aforesaid and other object, the feature and advantage of the present invention will become apparent.Wherein:
Fig. 1 shows the schematic diagram of the overall structure composed of the new type mortar flush coater of one embodiment of the invention;
Fig. 2 a shows the structural representation of the minor axis of the eccentric drive mechanism of the speed-changing gear box of the new type mortar flush coater of Fig. 1;
Fig. 2 b shows the structural representation of the major axis of the eccentric drive mechanism of the speed-changing gear box of the new type mortar flush coater of Fig. 1;
Fig. 2 shows the assembling structure schematic diagram of the eccentric drive mechanism of the speed-changing gear box of the new type mortar flush coater of Fig. 1;
Fig. 3 shows the structural representation of the nozzle of the new type mortar flush coater of Fig. 1;
Fig. 4 shows the cross-sectional view of the main apparent direction of the new type mortar flush coater of Fig. 1;
Fig. 5 shows the cross-sectional view in the side-looking direction of the new type mortar flush coater of Fig. 1;
Fig. 6 shows the structure for amplifying schematic diagram of the mortar transmission system part of Fig. 4;
Fig. 7 shows the structural representation of the relief valve of new type mortar flush coater;
Fig. 8 shows the speed-changing gear box of the new type mortar flush coater of Fig. 1 and the shock-absorption connecting structure schematic diagram of support;
Fig. 9 shows the structural representation of the damping of the speed-changing gear box in Fig. 7;
Figure 10 shows the structural representation of the pneumatic type automatic electric switch of new type mortar flush coater of the present invention;
Figure 11 shows the structural representation of the transmission main shaft stirring vane of new type mortar flush coater of the present invention.
Detailed description of the invention
Details are as follows for the structure of new type mortar flush coater of the present invention and feature by reference to the accompanying drawings.
With reference to the overall structure composed figure of the new type mortar flush coater of the one embodiment of the invention shown in Fig. 1 and Fig. 4, Mortar spraying machine of the present invention comprises support 10, which is provided with motor 16, speed-changing gear box 12, air pump 18 (see Fig. 4); Be located at the support protective cover 20 on support 10 top; Be located at the travel wheel 30 of both sides, support 10 bottom; Be positioned at the hopper 40 of support 10 front portion, be provided with transmission main shaft 42 in described hopper, described transmission main shaft 42 is provided with multiple stirring vane 422 (see Fig. 4, Fig. 6 and Figure 11); Be positioned at the vibrosieve 50 on hopper 40 top, the bottom of described vibrosieve 50 is provided with screen cloth 52; Be located at hopper 40 bottom front and the mortar transmission system 60 (see Fig. 4 and Fig. 6) be connected with hopper 40; The jet pipe 70 be connected with transmission system 60 and be arranged on the nozzle 80 of jet pipe 70 front end, the bottom of described hopper 40 is provided with feet 90, wherein, described speed-changing gear box 12 is connected by eccentric drive mechanism 14 one end with transmission main shaft 42 and is driven it to move back and forth, as shown in Fig. 2, Fig. 2 a and Fig. 2 b, the eccentric minor axis 142 that described eccentric drive mechanism 14 comprises eccentric major axis 140 and coordinates with it; As shown in Fig. 4 and Fig. 6, described transmission system 60 comprises the material conveying tube 62 be arranged on bottom hopper 40, first three way cock 64, second three way cock 66, one end of described material conveying tube 62 communicates with bottom hopper 40, the other end is connected with the bottom valve port A of the first three way cock 64, and the other end of transmission main shaft 42 is connected with piston 44, and the side end valve mouth C of the first three way cock 64 is connected with the cylinder sleeve 46 coordinated with described piston 44; The upper end valve port B of the first three way cock 64 is connected with the lower end valve port of the second three way cock 66, one end of described jet pipe 70 is connected with the side end valve mouth of the second three way cock 66, the opposite side end valve mouth of the second three way cock 66 is provided with relief valve 72, and relief valve 72 is communicated by the top of pipeline with hopper 40; As shown in Figure 3, described nozzle 80 comprises wear resistant spray nozzle liner 82 and nozzle overcoat 84.
As Fig. 2 a, shown in Fig. 2 b, Fig. 2 and Fig. 5, speed-changing gear box of the present invention drives the eccentric drive mechanism 14 of transmission main shaft 42 to adopt two-part axle to carry out organizing vertical mode, instead of adopt the eccentric drive mechanism of integral type, so, eccentric drive mechanism 14 just can use needle bearing significantly to reduce mechanical load friction factor in transmission process with the axle bearing mount portion position A that is connected of transmission main shaft 42; In existing technical scheme, for consideration easy to process, often use all-in-one-piece eccentric drive mechanism, so, needle bearing just can not be installed to the axle bearing mount portion position A of eccentric drive mechanism, the mode of two half-and-half bearing docking can only be used, like this, just well can not play the effect that bearing reduces mechanical load friction factor.Use two-part axle group immediately, need the axiality after considering major axis and minor axis assembling, preferably, as shown in FIG., after installing, the parallelism tolerance of two center line X1 and X2 of eccentric drive mechanism is no more than 0.02.
In Mortar spraying machine general at present, mortar nozzle adopts unidirectional bell-mouthed structure usually, blocks than being easier to, and in addition, this nozzle in use weares and teares very fast, needs often to change.As shown in Figure 3, the nozzle 80 of Mortar spraying machine of the present invention adopts two pre-small post-large horn mouths back to the structure of splicing, and so, the situation that significantly can reduce mortar plug nozzle occurs; In addition, nozzle 80 of the present invention comprises two parts, and inside is the nozzle liner 82 that high abrasion ceramic materials is formed as carborundum, but due to this material very wear-resisting more crisp, therefore be also arranged with nozzle overcoat 84 in the outside of nozzle liner 82, its material can be the nonmetals such as nylon.So, both ensure that the abrasion resistance that nozzle is high, and met requirement of strength.Described nozzle liner can be placed in its inside when the outer sleeve forming of casting nozzle as inserts.
The cross-sectional view of the new type mortar flush coater of the present invention of Fig. 4 and Fig. 5 shows the inside composition and working principle figure of Mortar spraying machine, as shown in the figure, speed-changing gear box 12 drives transmission main shaft 42 to move back and forth by eccentric drive mechanism 14 thus drives the piston 44 of transmission main shaft 42 other end to move back and forth under the drive of motor 16, when transmitting main shaft 42 driven plunger 44 and moving to the left direction in Fig. 4, the valve port A of the first three way cock 64 closes, valve port B opens, and the air of the first three way cock 64 inside is discharged from valve port B through the second three way cock 66; When transmitting main shaft 42 driven plunger 44 and resetting to the direction, the right in Fig. 4, the valve port A of the first three way cock 64 opens, and valve port B closes, and due to the negative pressure of the first three way cock 64 inside, the mortar of hopper 40 inside enters the first three way cock 64 inside from material conveying tube 62; When transmitting main shaft 42 driven plunger 44 and again moving to the left direction in figure, the mortar of the first three way cock 64 inside is just transported in the second three way cock 66 and jet pipe 70, and mortar sprays from nozzle by the pneumatic type automatic electric switch 76 (as shown in Figure 10) of operating personnel namely by controlling jet pipe 70 other end.So, moved back and forth by transmission main shaft 42 driven plunger, the mortar of hopper 40 inside constantly can be transported to jet pipe 70 and be ejected to operation metope.
In an embodiment of the present invention, described transmission main shaft 42 is provided with multiple stirring vane 422, and the structure of stirring vane 422 refers to Figure 11, in the reciprocatory movement of transmission main shaft 42, stirring vane 422 ceaselessly can stir the mortar of hopper 40 inside, prevents its precipitation or solidifies.
In the above-described embodiments, because piston 44 will ceaselessly reciprocal movement friction in cylinder sleeve 46 domestic demand, therefore inboard wall of cylinder liner must adopt high abrasion ceramic materials as carborundum, so, can increase the service life.
In use, due to various reason, inevitably there is the situation of blockage of spray pipe sometimes in Mortar spraying machine; In addition, when operation midway stops, also having part mortar and stay in jet pipe, therefore, need the cleaning mechanism that Relict Sand slurry is set in Mortar spraying machine.As shown in Fig. 4 and Fig. 6, in the Mortar spraying machine of the present embodiment, the valve port place, the right of the second three way cock 66 of mortar transmission system 60 is provided with relief valve 72, and relief valve 72 is connected with hopper 40 by pipeline.When needing to clear up the mortar of residual in jet pipe or blocking, owing to there is high pressure in jet pipe, direct cleaning can cause inner mortar spouting, easy generation security incident, therefore, by relief valve 72 first by the earth pressure release of jet pipe inside, and then by the cleaning of residual mortar, hopper 40 can be entered by pipeline.As shown in Figure 7, described relief valve 72 is provided with switch knob 74, when needing cleaning mortar, first to be opened by relief valve 72 by operating switch spanner 74 and clears up with release pressure again.
Moreover, because when Mortar spraying machine works, vibrations can be larger, for some work package as speed-changing gear box, the structure be completely fixed is not set on the support 10 of flush coater, in case machine vibration is by the damage of components of its inside or the reliability affecting work, Given this, Mortar spraying machine of the present invention is that speed-changing gear box is provided with special anti-vibration fixing structure.With reference to Fig. 5, the output shaft 146 of the speed-changing gear box of the present embodiment is filled on the shaft (the eccentric major axis 140 in Fig. 5) of crankcase with the structure cover of axle sleeve, power passes through the Belt Conveying of pulley concial disk 1416 to the power shaft 144 of speed-changing gear box by motor, and the adjustment of belt tension is then regulated (see Fig. 8) by the stretcher 22 of the speed-changing gear box other end.As shown in Figure 9, described stretcher 22 comprises cylindrical shape bindiny mechanism body 220, its inwall is provided with rubber ring 224, the cylindrical connector 222 that inwall is taper seat is provided with in rubber ring 224, the one end being provided with cone slide block 226, first linking arm 2210 coordinated with taper seat in it is threaded connection to be fixed with slide block 226, and the other end is connected with speed-changing gear box, one end and the cylindrical connector 222 of the second linking arm 2212 are fixed, and the other end is connected with support 10; One end of cylindrical shape bindiny mechanism body 220 is provided with Sealing shield ring 228.So, coordinating and the buffer capacity of rubber by cone slide block and taper seat, immediately slight displacement that speed-changing gear box 12 occurs due to machine vibration can be adjusted and the tensioning degree change of belt that causes, reduce the workload of speed-changing gear box, avoid the damage owing to shaking the component caused, increase the service life.
In addition, when Mortar spraying machine general at present works, often construction site and Mortar spraying machine distant, if when operation completes or midway needs to shut down rest, generally operator is all needed to walk back the stand of Mortar spraying machine from construction site by power-off, and in the process, Mortar spraying machine or in running order, continuing to consume electric energy, than being easier to, security incident occur in addition; In addition, when Mortar spraying machine generation blocking needs cleaning, also need very easily Mortar spraying machine to be shut down then to start prune job therefore, new type mortar flush coater of the present invention have employed pneumatic type automatic electric switch 76, see Fig. 9, described pneumatic type automatic electric switch 76 is installed on the place of jet pipe 70 close to nozzle, and its one end is connected with air pump, and the other end to be communicated with nozzle 80 by ventilating pipe 78 and controls to provide gases at high pressure to nozzle place; Described pneumatic type automatic electric switch 76 is also electrically connected with power controling box in addition.When in operation process, pneumatic type automatic electric switch 76 is closed, the switch of power controling box can be cut out simultaneously, stop power supply and Mortar spraying machine is quit work, then operating personnel carries out blocking cleaning again or jet pipe is retracted to machine park, can not produce security incident and save energy consumption.
Same, in an additional preferred embodiment, the consideration of and parts long service life durable for equipment, the jet pipe 70 of new type mortar flush coater of the present invention adopts cord braided construction hose, it significantly can improve abrasion resistance and the pliability of jet pipe, avoids frequent replacing.
Due to Mortar spraying machine general at present, operationally noise is comparatively large, and cause larger noise pollution in workplace, this is mainly because the reason of air pump produces; Given this, new type mortar flush coater of the present invention adopts diaphragm type quiet without oil gas pump, thus avoids the noise pollution of construction site.
In an additional preferred embodiment, at described vibrosieve 50 place, motor 54 (as shown in Figure 4) is installed, described motor 54 can drive vibrosieve 50 to vibrate, so, when vibrosieve 50 poured into by the mortar mixed, by screen cloth, the stone of larger particles, foreign material etc. can be sifted out from mortar, prevent the stone of these larger particles, foreign material etc. from causing damage to the component of flush coater inside and causing the blocking of pipeline or nozzle.
In sum, new type mortar flush coater of the present invention is a high-performance spray cement paste machinery, the high and low noise of operating efficiency, farthest can prevent blocking, adopt high abrasion resisting material to the component of easily wearing and tearing, it is very convenient that the long service life of machine and operation control.
The present invention is not limited to described embodiment, and those skilled in the art, not departing from spirit of the present invention namely openly in scope, still can do some and revise or change, therefore the scope that the scope of the present invention limits with claims is as the criterion.
Claims (10)
1. a new type mortar flush coater, is characterized in that, described Mortar spraying machine comprises: support, which is provided with power controling box, motor, speed-changing gear box and air pump; Be located at the support protective cover of upper part of the frame; Be located at the travel wheel of both sides, support bottom; Be positioned at the hopper of support front portion, be provided with transmission main shaft in described hopper, described transmission main shaft is provided with multiple stirring vane; Be located at hopper bottom front and the mortar transmission system be connected with hopper; The jet pipe be connected with transmission system and be arranged on the nozzle of jet pipe front end; Wherein, described speed-changing gear box is connected by eccentric drive mechanism one end with transmission main shaft and is driven it to move back and forth; Described transmission system comprises the material conveying tube be arranged on bottom hopper, the first three way cock, the second three way cock, and described material conveying tube one end communicates with bottom hopper, and the other end is connected with the bottom valve port of the first three way cock; The other end of described transmission main shaft is connected with piston, and the side end valve mouth of the first three way cock is connected with the cylinder sleeve coordinated with described piston; The upper end valve port of the first three way cock is connected with the lower end valve port of the second three way cock, and the rear end of described jet pipe is connected with the side end valve mouth of the second three way cock.
2. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, described eccentric drive mechanism is assembled by eccentric major axis and eccentric minor axis, and the parallelism tolerance of two center lines after the assembling of described eccentric drive mechanism is no more than 0.02.
3. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, the opposite side end valve mouth of described second three way cock is provided with relief valve, and described relief valve is communicated with the top of hopper by pipeline.
4. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, described nozzle comprises nozzle liner and nozzle overcoat, and is set to the structure of two pre-small post-large horn mouths back to splicing.
5. a kind of new type mortar flush coater as claimed in claim 5, is characterized in that, the material of described nozzle liner is high abrasion ceramic materials.
6. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, described cylinder jacket material is high abrasion ceramic materials.
7. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, be provided with stretcher between described speed-changing gear box and support.
8. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, described jet pipe is provided with the pneumatic type automatic electric switch be connected with air pump close to nozzle place; And described pneumatic type automatic electric switch is connected with power controling box, when pneumatic type automatic electric switch cuts out, described power controling box stops the power supply of Mortar spraying machine.
9. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, described jet pipe is cord braided construction hose, and described air pump is that diaphragm type is quiet without oil gas pump.
10. a kind of new type mortar flush coater as claimed in claim 1, is characterized in that, be provided with vibrosieve on described hopper top, the bottom of described vibrosieve is provided with screen cloth, and described vibrosieve place is provided with the motor driving shaker vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510047829.1A CN104612382A (en) | 2014-12-13 | 2015-01-29 | Novel mortar spraying machine |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410769117 | 2014-12-13 | ||
| CN2014107691176 | 2014-12-13 | ||
| CN201510047829.1A CN104612382A (en) | 2014-12-13 | 2015-01-29 | Novel mortar spraying machine |
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| Publication Number | Publication Date |
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| CN104612382A true CN104612382A (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510047829.1A Pending CN104612382A (en) | 2014-12-13 | 2015-01-29 | Novel mortar spraying machine |
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| CN (1) | CN104612382A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824779A (en) * | 2018-08-07 | 2018-11-16 | 陈鑫 | It is a kind of for construction can convenient movement spraying equipment |
-
2015
- 2015-01-29 CN CN201510047829.1A patent/CN104612382A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824779A (en) * | 2018-08-07 | 2018-11-16 | 陈鑫 | It is a kind of for construction can convenient movement spraying equipment |
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Application publication date: 20150513 |