CN114211374A - Building construction guardrail and manufacturing equipment thereof - Google Patents
Building construction guardrail and manufacturing equipment thereof Download PDFInfo
- Publication number
- CN114211374A CN114211374A CN202111609364.6A CN202111609364A CN114211374A CN 114211374 A CN114211374 A CN 114211374A CN 202111609364 A CN202111609364 A CN 202111609364A CN 114211374 A CN114211374 A CN 114211374A
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- pipe fitting
- fixed
- swing arm
- annular limiting
- transmission shaft
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- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000009435 building construction Methods 0.000 title abstract description 8
- 238000010276 construction Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 25
- 230000009467 reduction Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 6
- 238000003915 air pollution Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0007—Movable machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0683—Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the technical field of building construction, in particular to a building construction guardrail, which comprises a pipe fitting and a fastener, wherein an annular limiting groove is arranged at a required position on the pipe fitting, and the fastener is arranged at the position of the annular limiting groove. This device still adopts traditional construction guardrail, only improve the pipe fitting in traditional construction guardrail, process out the annular spacing groove that is used for the location on the pipe fitting, just so can use traditional fastener, and need not to worry the problem of fastener landing, consider the processing degree of difficulty of annular spacing groove on the pipe fitting, the difficult problem of a large amount of processing of prior art, this scheme has still designed the equipment of processing annular spacing groove to the pipe fitting, annular spacing groove on the processing pipe fitting that can be quick through this equipment, and the assurance that the position can be accurate, the pipe fitting can used repeatedly once in processing, the construction cost of construction unit can greatly reduced on the whole.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a building construction guardrail and manufacturing equipment thereof.
Background
Construction guardrail commonly calls the scaffold, like chinese patent discloses a scaffold, application number: CN201410601008.3, which is formed by connecting pipe fittings through fasteners. This kind of scaffold is because the convenient wide use at present of with low costs installation, but this kind of scaffold always has a shortcoming to be that present technical staff can't solve, that is the problem of the fastener connection stability on the vertical pipe fitting, because the fastener on the vertical direction can bear decurrent pressure all the time, it is just bigger to be close to the lower fastener bearing weight more, the probability that slides down easily just is higher, so present technical staff has changed the fastener of multiple structure to increase the frictional force between with the pipe fitting, the cost of manufacture of this kind of novel fastener is higher, the price is more expensive.
Disclosure of Invention
The invention provides a building construction guardrail and manufacturing equipment thereof, aiming at effectively solving the problems in the background technology.
The specific technical scheme is as follows;
the utility model provides a construction guardrail, includes pipe fitting and fastener, be equipped with annular spacing groove in required position on the pipe fitting, the position at annular spacing groove is installed to the fastener.
Preferably, the depth of the annular groove is 1-5 mm.
The equipment for processing the building construction guardrail comprises a rack, and a slotting mechanism, a rotary fixing mechanism and a size measuring mechanism which are arranged on the rack.
Preferably, the slotting mechanism comprises a slotting motor, an electric push rod, a swing arm support, a swing arm and a slotting wheel; the one end of swing arm with electric putter's movable end is articulated, electric putter's body articulates in the frame, the fluting motor is fixed the rear side of swing arm, drive sprocket is installed to the output of fluting motor, the driven shaft is installed to the other end of swing arm, and the one end installation driven sprocket of driven shaft, driven sprocket pass through the chain with drive sprocket and are connected, the other end of driven shaft is fixed the fluting wheel, the lower part of swing arm with swing arm support is articulated, swing arm support is fixed the upper portion of frame.
Preferably, the rotary fixing mechanism comprises a flange, a shaft sleeve, a hollow transmission shaft and a rotary motor with a reducer; the bottom of axle sleeve is fixed in the frame, the axle center of axle sleeve is perpendicular with the axle center of grooved pulley, hollow transmission shaft passes through the bearing and installs the inside of axle sleeve, hollow transmission shaft's one end with the ring flange rigid coupling, the middle part of ring flange is equipped with the through-hole, communicates with the inside of hollow transmission shaft, hollow transmission shaft's the other end is fixed with driven gear, the output of reduction gear has the driving gear, driving gear and driven gear pass through the belt and connect, and the rotating electrical machines who has the reduction gear fixes in one side of frame.
Preferably, the size measuring mechanism comprises a zero positioning cylinder, a zero positioning disc, a scale locking block, a sliding rail, a sliding seat, a stop block and a baffle plate; the zero positioning cylinder is fixed on the rack and is positioned on one side of the flange plate, the zero positioning disc is fixed on a piston rod of the zero positioning cylinder, the zero positioning disc can enter an annular limiting groove of the pipe fitting under the condition that the zero positioning cylinder extends out, and the zero positioning disc corresponds to the grooved wheel; the sliding rail is fixed on the rack and located on one side of the zero positioning cylinder, the sliding rail is parallel to the axis of the hollow transmission shaft, the sliding seat is in sliding fit with the sliding rail, the sliding seat and the sliding seat are locked through a locking piece, the scale locking block is fixed on the sliding seat, the scale penetrates through the scale locking block and is locked through the locking piece, when the zero positioning disc extends into the annular limiting groove of the pipe fitting, one end of the scale pushes against the side portion of the zero positioning disc, the stop block is fixed on the scale locking block, one end of the stop piece is hinged to the stop block, the stop piece is moved, and the stop piece falls into the annular limiting groove of the pipe fitting.
Preferably, a shield is arranged around the outer ring of the swing arm.
Preferably, a plurality of pipe fitting supporting mechanisms are arranged on the rack in the axis direction on two sides of the hollow transmission shaft, and each pipe fitting supporting mechanism comprises a V-shaped block, a ball, a spring block, a bottom block, a spring and a supporting rod; the two side walls of the V-shaped block are respectively embedded with the balls, the bottom of the V-shaped block is fixed on the spring block, four included angles of the spring block are connected with the bottom block through support rods, and the support rods are sleeved with the springs.
Preferably, the scale is provided with a scale.
Preferably, a discharge port is formed in the frame and is positioned below the flange plate; a discharge pipe is arranged below the discharge port, the side part of the discharge pipe is connected with an induced draft fan, and a material receiving trolley is arranged below the discharge pipe.
Compared with the prior art, the invention has the beneficial effects that: compared with the prior art, this device still adopts traditional construction guardrail, only improve the pipe fitting in traditional construction guardrail, process out the annular spacing groove that is used for the location on the pipe fitting, just so can with traditional fastener, and need not worry the problem of fastener landing, consider the processing degree of difficulty of annular spacing groove on the pipe fitting, the difficult problem of a large amount of processing of prior art, this scheme has still designed the equipment of processing annular spacing groove to the pipe fitting, the annular spacing groove on the processing pipe fitting that can be quick through this equipment, and the assurance that the position can be accurate, the pipe fitting can used repeatedly once of processing, construction cost that can greatly reduced construction unit on the whole.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a right side view of the present invention;
fig. 6 is a sectional view taken along the line a-a in fig. 1.
Detailed Description
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
The following detailed description of the preferred embodiments will be made with reference to the accompanying drawings. As shown in fig. 1 to 6, the construction guardrail comprises a pipe fitting 1 and a fastener, wherein an annular limiting groove 2 is arranged at a required position on the pipe fitting, and the fastener is arranged at the position of the annular limiting groove. The depth of the annular groove is 1-5 mm. The fastener can be clamped only by slightly processing the annular limiting groove on the pipe fitting, the current construction site also thinks of the structure but gives up the idea in consideration of the problem of processing difficulty, and the inventor also invents special processing equipment aiming at the structure, can rapidly process the existing pipe fitting, can widely use the structure and brings huge economic benefit. Generally, fasteners are arranged at the upper, middle and lower parts of the pipe fitting according to different lengths of the pipe fitting, so that the annular limiting grooves are also arranged at the upper, middle and lower parts of the pipe fitting.
Aiming at the pipe fitting, the inventor also invents equipment for processing the construction guardrail, which comprises a frame 3, and a slotting mechanism 4, a rotary fixing mechanism 5 and a dimension measuring mechanism 6 which are arranged on the frame. The grooving mechanism is mainly used for grooving the pipe fitting, the rotary fixing mechanism is used for clamping and fixing the pipe fitting, the pipe fitting is made to rotate, annular limiting grooves are machined under the effect of the grooving mechanism, and the size measuring mechanism is mainly used for measuring the distance between every two adjacent annular limiting grooves and enabling the positions of the annular limiting grooves to be consistent.
As shown in fig. 4, the slotting mechanism includes a slotting motor 41, an electric push rod 42, a swing arm bracket 43, a swing arm 44 and a slotting wheel 45; the one end of swing arm with electric putter's movable end is articulated, electric putter's body articulates in the frame, the fluting motor is fixed the rear side of swing arm, drive sprocket 46 is installed to the output of fluting motor, driven shaft 47 is installed to the other end of swing arm, and driven sprocket 48 is installed to the one end of driven shaft, and driven sprocket passes through the chain 49 with drive sprocket and is connected, the other end of driven shaft is fixed the fluting wheel, the lower part of swing arm with swing arm support is articulated, swing arm support is fixed the upper portion of frame. A shield 40 is provided around the outer periphery of the swing arm to prevent dust from entering the interior. According to the invention, the electric push rod is adopted, so that the moving distance of the swing arm can be accurately controlled, and the grooving depth of the grooved wheel on the pipe fitting can be accurately controlled. During the use, electric putter drives swing arm one end and reciprocates, and the swing arm uses swing arm support to rotate as the center, drives the fluting wheel of opposite side and reciprocates, and the fluting motor passes through the chain and drives fluting wheel rotation, is similar to the wheel of polishing, and it can to open out the annular spacing groove about 1mm around the pipe fitting. The depth is not too deep, and the fastener can be limited only by the annular limiting groove.
As shown in fig. 5, in order to enable the pipe to rotate, the rotation fixing mechanism includes a flange 51, a sleeve 52, a hollow transmission shaft 53, and a rotating motor 55 with a reducer 54; the bottom of axle sleeve is fixed in the frame, the axle center of axle sleeve is perpendicular with the axle center of grooved pulley, hollow transmission shaft passes through the bearing and installs the inside of axle sleeve, hollow transmission shaft's one end with the ring flange rigid coupling, the middle part of ring flange is equipped with the through-hole, communicates with the inside of hollow transmission shaft, hollow transmission shaft's the other end is fixed with driven gear 56, the output of reduction gear has driving gear 57, driving gear and driven gear pass through the belt 58 and connect, and the rotating electrical machines who has the reduction gear fixes in one side of frame. The pipe fitting enters the lower part of the grooving wheel from the inside of the hollow transmission shaft. The pipe fitting is advanced deeply to the ring flange in one side of hollow transmission shaft earlier, stretches out certain distance after, the ring flange presss from both sides the pipe fitting tightly, and the pipe fitting at this moment is fixed by the ring flange, and both sides are also supported by pipe fitting supporting mechanism simultaneously, and the reduction gear passes through the belt and drives hollow transmission shaft and rotate, and hollow transmission shaft drives the ring flange and rotates to drive the pipe fitting and rotate, the position that corresponds with the fluting wheel on the pipe fitting will be processed out annular spacing groove.
As shown in fig. 1 and fig. 6, as a further improvement of the present invention, since the positions of the annular limiting grooves on the pipe fitting are not random, and the distances between adjacent annular grooves are always kept consistent, the present invention designs a size measuring mechanism, which includes a zero point positioning cylinder 61, a zero point positioning disk 62, a scale 63, a scale locking block 64, a slide rail 65, a slide carriage 66, a stopper 67, and a blocking piece 68; the zero positioning cylinder is fixed on the rack and is positioned on one side of the flange plate, the zero positioning disc is fixed on a piston rod of the zero positioning cylinder, the zero positioning disc can enter an annular limiting groove of the pipe fitting under the condition that the zero positioning cylinder extends out, and the zero positioning disc corresponds to the grooved wheel; the slide rail is fixed in the frame and is located one side of zero point location cylinder, and the slide rail is parallel with hollow transmission shaft's axis, the slide on the slide rail rather than sliding fit, through retaining member locking between the two, the scale latch segment is fixed on the slide, the scale passes the scale latch segment locks through the retaining member, have the scale on the scale. When the zero point positioning disc extends into the annular limiting groove of the pipe fitting, one end of the scale is pushed against the side portion of the zero point positioning disc, the stop dog is fixed on the scale locking block, one end of the blocking piece is hinged to the stop dog, the blocking piece is moved and falls into the annular limiting groove of the pipe fitting. For example, a 3 m pipe fitting needs to be processed with annular limiting grooves at the upper, middle and lower three positions, when a size measuring mechanism is used, a zero point positioning cylinder is started to drive a zero point positioning disc to extend out, the front end of a scale is propped against the zero point positioning disc, a sliding seat is moved leftwards, the scale is kept still, when the right side of a stop block moves to the position 2 m above the scale, the stop block and the sliding seat are locked, the zero point positioning cylinder drives the zero point positioning disc to retract, the distance between the annular grooves is determined at the moment, when the pipe fitting is subsequently processed, the pipe fitting is inserted from the right side of a flange plate, the front end of the pipe fitting is positioned below a grooved wheel, an annular limiting groove is processed firstly, then the flange plate is loosened, the pipe fitting is moved leftwards, when the first annular limiting groove of the pipe fitting is positioned below a blocking piece, the blocking piece is shifted, the blocking piece falls into the annular limiting groove, and then a second annular limiting groove is processed, the third annular limiting groove is also processed in the same way. The position is fixed between three annular spacing groove like this, and the condition of slope just can not appear in the whole pipe fitting after the equipment like this.
As shown in fig. 6, in order to support the pipe, a plurality of pipe supporting mechanisms 7 are arranged on the machine frame in the axial direction at two sides of the hollow transmission shaft, and each pipe supporting mechanism comprises a V-shaped block 71, a ball 72, a spring block 73, a bottom block 74, a spring 75 and a supporting rod 76; the two side walls of the V-shaped block are respectively embedded with the balls, the bottom of the V-shaped block is fixed on the spring block, four included angles of the spring block are connected with the bottom block through support rods, and the support rods are sleeved with the springs. The weight of the pipe is buffered by the spring.
As shown in fig. 4, in order to clean the dust and waste generated during processing and prevent air pollution, a discharge port 8 is formed in the frame and is positioned below the flange; a discharge pipe 9 is arranged below the discharge port, the side part of the discharge pipe is connected with an induced draft fan, and a material receiving trolley 10 is arranged below the discharge pipe. Connect the material dolly can directly collect the waste material, the effectual air pollution that prevents.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a construction guardrail, includes pipe fitting and fastener, its characterized in that: an annular limiting groove is formed in the required position of the pipe fitting, and the fastener is installed at the position of the annular limiting groove.
2. The construction fence of claim 1, wherein the depth of the annular groove is 1-5 mm.
3. An apparatus for manufacturing the construction guardrail of claim 1 or 2, comprising a frame, and a slotting mechanism, a rotary fixing mechanism and a dimension measuring mechanism which are installed on the frame. The grooving mechanism is used for grooving the pipe fitting, the rotary fixing mechanism is used for clamping and fixing the pipe fitting, the pipe fitting is made to rotate, annular limiting grooves are machined under the effect of the grooving mechanism, and the size measuring mechanism is used for measuring the distance between every two adjacent annular limiting grooves, so that the positions of the annular limiting grooves are kept consistent.
4. The apparatus of a construction fence according to claim 3 wherein the notching mechanism includes a notching motor, an electric push rod, a swing arm bracket, a swing arm, and a notching wheel; the one end of swing arm with electric putter's movable end is articulated, electric putter's body articulates in the frame, the fluting motor is fixed the rear side of swing arm, drive sprocket is installed to the output of fluting motor, the driven shaft is installed to the other end of swing arm, and the one end installation driven sprocket of driven shaft, driven sprocket pass through the chain with drive sprocket and are connected, the other end of driven shaft is fixed the fluting wheel, the lower part of swing arm with swing arm support is articulated, swing arm support is fixed the upper portion of frame.
5. The apparatus of the construction guardrail of claim 3, wherein the rotation fixing mechanism comprises a flange, a bushing, a hollow transmission shaft, and a rotating motor with a reducer; the bottom of axle sleeve is fixed in the frame, the axle center of axle sleeve is perpendicular with the axle center of grooved pulley, hollow transmission shaft passes through the bearing and installs the inside of axle sleeve, hollow transmission shaft's one end with the ring flange rigid coupling, the middle part of ring flange is equipped with the through-hole, communicates with the inside of hollow transmission shaft, hollow transmission shaft's the other end is fixed with driven gear, the output of reduction gear has the driving gear, driving gear and driven gear pass through the belt and connect, and the rotating electrical machines who has the reduction gear fixes in one side of frame.
6. The apparatus of the construction guardrail according to claim 3, wherein the dimension measuring mechanism comprises a zero-point positioning cylinder, a zero-point positioning disc, a scale locking block, a slide rail, a slide seat, a stopper and a baffle; the zero positioning cylinder is fixed on the rack and is positioned on one side of the flange plate, the zero positioning disc is fixed on a piston rod of the zero positioning cylinder, the zero positioning disc can enter an annular limiting groove of the pipe fitting under the condition that the zero positioning cylinder extends out, and the zero positioning disc corresponds to the grooved wheel; the sliding rail is fixed on the rack and located on one side of the zero positioning cylinder, the sliding rail is parallel to the axis of the hollow transmission shaft, the sliding seat is in sliding fit with the sliding rail, the sliding seat and the sliding seat are locked through a locking piece, the scale locking block is fixed on the sliding seat, the scale penetrates through the scale locking block and is locked through the locking piece, when the zero positioning disc extends into the annular limiting groove of the pipe fitting, one end of the scale pushes against the side portion of the zero positioning disc, the stop block is fixed on the scale locking block, one end of the stop piece is hinged to the stop block, the stop piece is moved, and the stop piece falls into the annular limiting groove of the pipe fitting.
7. The apparatus of a construction fence according to claim 4 wherein the outer circumference of said swing arm is provided with a shield.
8. The apparatus of the construction guardrail according to claim 5, wherein a plurality of pipe supporting mechanisms are provided on the frame in the axial direction at both sides of the hollow transmission shaft, the pipe supporting mechanisms including V-shaped blocks, balls, spring blocks, bottom blocks, springs and supporting rods; the two side walls of the V-shaped block are respectively embedded with the balls, the bottom of the V-shaped block is fixed on the spring block, four included angles of the spring block are connected with the bottom block through support rods, and the support rods are sleeved with the springs.
9. The apparatus of a construction barrier according to claim 6, wherein the scale is graduated.
10. The apparatus of the construction guardrail of claim 3, wherein the frame is provided with a discharge port, and the discharge port is positioned below the flange; a discharge pipe is arranged below the discharge port, the side part of the discharge pipe is connected with an induced draft fan, and a material receiving trolley is arranged below the discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111609364.6A CN114211374B (en) | 2021-12-27 | 2021-12-27 | Building construction guardrail and manufacturing equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111609364.6A CN114211374B (en) | 2021-12-27 | 2021-12-27 | Building construction guardrail and manufacturing equipment thereof |
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|---|---|
| CN114211374A true CN114211374A (en) | 2022-03-22 |
| CN114211374B CN114211374B (en) | 2023-10-27 |
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| CN202111609364.6A Active CN114211374B (en) | 2021-12-27 | 2021-12-27 | Building construction guardrail and manufacturing equipment thereof |
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| CN201809959U (en) * | 2010-08-12 | 2011-04-27 | 张健华 | Full-door scaffold support system |
| CN202416844U (en) * | 2011-12-21 | 2012-09-05 | 北京万峰建筑技术发展有限公司 | Butting fastener for construction lifting scaffold |
| CN202689515U (en) * | 2012-07-18 | 2013-01-23 | 湖南长大建设集团股份有限公司 | Embedded connecting device for concrete building scaffold |
| CN105803944A (en) * | 2016-03-24 | 2016-07-27 | 王道领 | Scaffold for road and bridge construction |
| CN106703405A (en) * | 2017-01-09 | 2017-05-24 | 杨秀峰 | Socket-keyslot intelligent monitoring support frame |
| CN207017623U (en) * | 2017-04-20 | 2018-02-16 | 云南捷能模架工程有限公司 | It is a kind of can be with the cross bar of adjustment length |
| CN108222491A (en) * | 2018-02-01 | 2018-06-29 | 温州市东海建筑安装工程有限公司 | A kind of civil engineering means for fastening scaffolding |
| CN108868088A (en) * | 2018-08-31 | 2018-11-23 | 浙江新盛建设集团有限公司 | A kind of the three-dimensional telescopic foot hand cradle and its application method of convertible movement |
| CN209384606U (en) * | 2018-11-08 | 2019-09-13 | 中建五局华东建设有限公司 | A kind of adjustable Super High scaffold |
| CN215254515U (en) * | 2021-07-22 | 2021-12-21 | 南通建清建设工程有限公司 | High-altitude scaffold impact-resistant cross rod |
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| CN114211374B (en) | 2023-10-27 |
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