CN109277728B - Umbrella-shaped fire-catching device and fire-catching method thereof - Google Patents
Umbrella-shaped fire-catching device and fire-catching method thereof Download PDFInfo
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- CN109277728B CN109277728B CN201811187111.2A CN201811187111A CN109277728B CN 109277728 B CN109277728 B CN 109277728B CN 201811187111 A CN201811187111 A CN 201811187111A CN 109277728 B CN109277728 B CN 109277728B
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- catching
- spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to an umbrella-shaped fire-catching device and a fire-catching method thereof, wherein the fire-catching device comprises a main rod, a connecting end and a connecting end, wherein the main rod is provided with a hook at the side part; the framework is connected to the connecting end and can be opened and closed relative to the main rod; a fire-catching cloth laid on the framework; the sleeve ring is sleeved on the main rod, the sleeve ring is connected with the framework through a rigid support rod, the sleeve ring can slide along the main rod, and the support rod is driven to prop up and retract the framework through the sliding of the sleeve ring on the main rod; the opening mechanism is arranged at the control end and is used for controlling the framework to be unfolded; and the tightening mechanism is connected between the framework and the main rod, and the framework is closed and is tightly attached to the main rod through the tightening mechanism. The fire-catching device can pass through the steel bar frame with extremely small area, and can control the framework to be taken out from the steel bar frame after being folded and closed.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an umbrella-shaped fire receiving device and a fire receiving method thereof.
Background
When welding or cutting steel bars at a construction site, it is generally necessary to arrange a fire-catching device to collect a large amount of sparks, welding slag and surplus materials generated during welding or cutting. In the construction of the raft foundation, because the raft foundation is generally provided with waterproof coiled materials, sparks generated by field welding and cutting can burn the waterproof layer and cause fire, and potential safety hazards and subsequent water leakage hazards are generated, a fire receiving device must be used.
However, the reinforcement arrangement of raft foundation is intensive, and the steel bar frame mouth area is minimum, and traditional tipping bucket can not put into in the steel bar frame, and current umbrella-shaped tipping bucket then needs operating personnel handle to stretch into in the steel bar frame of operation just can draw in and take out, has the potential safety hazard and uses inconveniently.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides an umbrella-shaped fire-catching device and a fire-catching method thereof, which can solve the problems that the existing fire-catching device can not extend into a raft steel bar frame or can be taken out only by extending a constructor handle into a steel frame for operation, and have potential safety hazards and are inconvenient to use.
The technical scheme for achieving the purpose is as follows:
the invention provides an umbrella-shaped fire receiving device, which comprises:
the main rod is provided with a control end and a connecting end which are opposite, and a hook is arranged on the side part of the main rod;
the framework is connected to the connecting end and can be opened and closed relative to the main rod;
fire-catching cloth laid on the framework;
the sleeve ring is sleeved on the main rod, the sleeve ring is connected with the framework through a rigid supporting rod, the sleeve ring can slide along the main rod, and the sleeve ring slides on the main rod so as to drive the supporting rod to prop up and fold the framework;
the opening mechanism is arranged at the control end, and is used for controlling the lantern ring to slide from the control end to the connecting section, so that the framework is opened; and
the tightening mechanism is connected between the framework and the main rod, and the framework is closed and clings to the main rod through the tightening mechanism.
The invention has the advantages that the framework can extend into the raft reinforced frame in a closed state by adopting the framework which can be opened and closed, the framework can be opened by utilizing the opening button at the control end, and the bundling of the framework is controlled by the bundling wire and the control structure for controlling the bundling of the bundling wire, so that the framework is taken out from the reinforced frame after being automatically bundled, a constructor is not required to extend hands into the reinforced frame, and the safety is high and the use is convenient.
The umbrella-shaped fire receiving device is further improved in that the tightening mechanism comprises a plurality of wire harnesses and a control structure connected with the wire harnesses, one end of the wire harnesses is connected with the framework, the other end of the wire harnesses is connected with the main rod, the control structure is connected with the control end of the main rod, and the wire harnesses are pulled by the control structure to enable the framework to be closed and cling to the main rod.
The umbrella-shaped fire-catching device is further improved in that the framework comprises a plurality of rod bodies which are radially arranged by taking the main rod as a center, each rod body is provided with a joint, when the framework is unfolded, the rod bodies are bent at the joints to enable the rod bodies to have slopes, and the end parts of the wire-catching wires are fixed at the joints of the framework.
The umbrella-shaped fire-catching device is further improved in that the control device is a pulling wire, one end of the pulling wire is arranged at the control end, the other end of the pulling wire penetrates through the main rod and is connected with a wire harness in the main rod, and the pulling wire is positioned at the end of the control end through pulling, so that the framework is closed to the main rod.
The umbrella-shaped fire catching device is further improved in that the opening mechanism comprises a first clamping protrusion for limiting the lantern ring, an opening spring arranged corresponding to the first clamping protrusion and an opening button connected to the first clamping protrusion, when the lantern ring is limited at the first clamping protrusion, the lantern ring compresses the opening spring, the opening button is pressed to enable the first clamping protrusion to retract into the main rod, and the lantern ring slides towards the connecting end under the action of restoring force of the opening spring so as to further prop open the framework.
The umbrella-shaped fire-catching device is further improved in that a second clamping protrusion for limiting the lantern ring is arranged at the position, close to the connecting end, of the main rod, a furling spring is arranged on the main rod corresponding to the second clamping protrusion, and the lantern ring slides towards the connecting end under the action of restoring force of the opening spring, compresses the furling spring and limits the furling spring to the position of the second clamping protrusion;
the control end of mobile jib be equipped with the protruding button of drawing in of being connected of second card, when the skeleton struts, through pressing draw in the spring makes the protruding withdrawal of second card in the mobile jib, the lantern ring is under draw in the restoring force effect of spring down to the control end slides, and then draws in the skeleton.
The invention also provides a fire-catching method of the umbrella-shaped fire-catching device, which comprises the following steps:
placing one end, close to the connecting end, of the umbrella-shaped fire connecting device downward in a steel bar frame at an operation position;
operating an opening mechanism positioned at the control end to enable the lantern ring to slide from the control end to the connecting end, and then enabling the supporting rod to prop open the framework;
hanging the umbrella-shaped fire-catching device on a steel bar frame through the hanging hook, and performing operation, wherein sparks, welding slag and waste generated in the operation process fall down onto the fire-catching cloth;
operating the tightening mechanism after the operation is completed, so that the framework is closed and clings to the main rod; and
and taking out the umbrella-shaped fire receiving device from the reinforced bar frame.
The invention further improves a fire-catching method of an umbrella-shaped fire-catching device, which is characterized in that the tightening mechanism comprises a plurality of wire-catching lines and a control structure connected with the wire-catching lines, and the fire-catching method further comprises the following steps:
one end of the wire harness is connected with the framework, the other end of the wire harness is connected with the main rod, and the control structure is connected with the control end of the main rod;
and when the tightening mechanism is operated, the control structure is operated to draw the wire harness so as to enable the framework to be closed and cling to the main rod.
The invention further improves the fire connection method of the umbrella-shaped fire connection device, wherein the opening mechanism comprises a first clamping protrusion for limiting the lantern ring, an opening spring arranged corresponding to the first clamping protrusion and an opening button connected with the first clamping protrusion, and the fire connection method further comprises the following steps:
limiting the collar to the first detent such that the collar compresses the opening spring;
when the opening mechanism is operated, the opening button is pressed down to enable the first clamp to retract into the main rod, and the lantern ring slides towards the connecting end under the action of restoring force of the opening spring, so that the framework is unfolded.
The invention further improves a fire-catching method of an umbrella-shaped fire-catching device, which is characterized in that a second clamping protrusion for limiting the lantern ring is arranged at the position, close to the connecting end, of the main rod, a furling button connected with the second clamping protrusion is arranged at the control end of the main rod, and a furling spring is arranged at the connecting end of the main rod corresponding to the second clamping protrusion, and the fire-catching method further comprises:
when the opening mechanism is operated, the lantern ring slides towards the connecting end under the action of the restoring force of the opening spring, compresses the folding spring and limits to the second clamping convex part;
before the tightening mechanism is operated, the folding spring is pressed down to enable the second clamp to be retracted into the main rod, and the lantern ring slides towards the control end under the action of restoring force of the folding spring, so that the framework is folded.
Drawings
FIG. 1 is a schematic view of the umbrella fire-catching device of the present invention in a spread-apart condition.
Fig. 2 is a schematic structural view of a main rod in the umbrella-shaped fire-catching device of the present invention.
Fig. 3 is a schematic structural view of a telescopic rod in the umbrella-shaped fire-catching device of the invention.
Fig. 4 is a schematic structural view of a skeleton and a fire-catching cloth in the umbrella-shaped fire-catching device of the present invention.
Fig. 5 is a schematic view of the umbrella-shaped ignition device of the present invention in a stored state.
Reference numerals illustrate:
10-main rod; 101-a control terminal; 102-a connection terminal; 11-a control handle; 12-a telescopic rod; 121-telescopic joint; 122-snap; 123-connecting piece;
21-a skeleton; 211-skeletal joints; 22-fire-catching cloth; 221-a bag body;
31-collar; 32-supporting rods; 331-first snap-on tab; 332-open button; 333-opening a spring; 341-a second card projection; 342-collapse button; 343-collapsing the spring;
41-pulling the wire; 42-wire harness; 43-limiting piece; 44-threading opening;
50-hook.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples.
Referring to fig. 1, the invention provides an umbrella-shaped fire-catching device and a fire-catching method thereof, which can extend into a steel bar frame with a very small area, and realize automatic opening, closing and opening of the frame by operating a control handle. The umbrella-shaped fire-catching device of the invention is described below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 5, the umbrella-shaped fire-catching device of the present invention comprises a main rod 10 having opposite control end 101 and connection end 102, a frame 21 connected to the connection end 102 of the main rod and capable of opening and closing relative to the main rod, fire-catching cloth 22 laid on the frame, collar 31 sleeved on the main rod, rigid support rod 32 connecting the collar and the middle part of the frame, opening button 332 for controlling the frame to open, closing button 342 for controlling the frame to close, closing wire 42 for controlling the frame to close, and hook 50 provided on the side part of the main rod for hanging the fire-catching device on steel bars. When the fire-catching device is used, the fire-catching device in the storage state is aligned with the reinforced bar frame, the opening button 332 is pressed to enable the fire-catching cloth to be spread along with the framework 21, after welding or cutting work is finished, the folding button 342 is pressed to enable the framework 21 to be folded, the folding wire 42 is further pulled to enable the framework 21 to be closed and cling to the main rod, and the fire-catching device in the closed state can be taken out from the reinforced bar frame with extremely small area.
As shown in fig. 1 to 3, the upper end of the main lever 10 is a control end 101 and the lower end is a connection end 102, the main lever 10 includes a control handle 11 provided at the control end 101 and a telescopic lever 12 connected to the control handle, and the length of the main lever 10 is adjustable by the arrangement of the telescopic lever 12. Wherein, the diameter of control handle 11 is greater than the diameter of telescopic link 12, and opening button 332 and draw in button 342 are all located on control handle 11. The telescopic rod 12 is a hollow rod and comprises a plurality of telescopic joints 121 which can slide relatively, the diameters of the telescopic joints 121 are gradually increased from top to bottom, one telescopic joint stretches into the other telescopic joint through the relative sliding of the telescopic joints 121, and as the telescopic joints 121 are provided with the buckles 122, when the two telescopic joints slide relatively until one telescopic joint completely enters the other telescopic joint, the buckles 122 of the two adjacent telescopic joints are automatically clamped and connected, so that the two telescopic joints are relatively fixed. The side surface of each expansion joint 121 is further provided with a connecting piece 123 for connecting with the hook 50, the connecting piece 123 is arranged at one end of the corresponding expansion joint 121 close to the control end 101, and the hook 50 is detachably connected with the corresponding connecting piece 123.
As shown in fig. 1, 4 and 5, the skeleton 21 is openable and closable with respect to the boom 10. The skeleton 21 includes a plurality of body of rod that are radial setting with mobile jib 10 as the center, all is equipped with joint 211 on every body of rod, and when skeleton 21 was propped open, the body of rod was buckled in joint 211 department in order to make the body of rod have certain slope to make the part that mobile jib 10 was kept away from to skeleton 21 be higher than its part that is close to mobile jib 10, and then make in the cloth 22 of receiving fire form the space of collecting spark, welding slag and clout, make spark, welding slag and the clout that falls on cloth 22 of receiving fire remove to the center of cloth 22 of receiving fire under the effect of self gravity, prevent that it from falling out of the device of receiving fire and causing the safety problem. Preferably, a pocket 221 is formed at the center of the fire catching cloth 22 to be concave downward, and a space for accommodating sparks, welding slag and surplus material is formed in the pocket 211. The fire receiving cloth 22 is of flexible construction and is a fire-resistant cloth, preferably basalt fiber fire-resistant cloth.
As shown in fig. 1 and 2, the collar 31 may slide along the main rod 10, and the support rod 32 is driven to open and close the framework 21 by sliding the collar 31 on the main rod 10. The main rod 10 is provided with a first clamping protrusion 331 and a second clamping protrusion 341 for limiting the lantern ring. The first locking protrusion 331 is disposed near the control end 101, and the first locking protrusion 331 is connected to the opening button 332. The main rod 10 is sleeved with an opening spring 333 corresponding to the first clamping protrusion 331, the upper end of the opening spring 333 abuts against the control handle 11, when the framework is in a storage state, the first clamping protrusion 331 is blocked below the collar 31 to limit the collar 31, and the collar 31 pushes the opening spring 333 upwards to compress the opening spring 333, so that the opening spring 333 provides a sliding trend for the collar 31 towards the connecting end 102. The first locking protrusion 331 is retracted into the main rod by pressing the opening button 332, and at this time, the collar 31 loses the limit of the first locking protrusion 331 to the first locking protrusion, and slides towards the connection end 102 of the main rod under the restoring force of the opening spring 333, so that the skeleton is opened. And, the opening spring 333 is a spring with larger restoring force, so that the collar 31 directly slides under the second clamping protrusion 341 under the restoring force of the opening spring 33, and simultaneously drives the multi-section telescopic joint to slide relatively, so that the length of the telescopic rod 12 extends to the longest. At this time, the skeleton is in an open state.
The second card projection 341 is disposed near the control end 102, and the second card projection 341 is connected to the folding button 342. The main rod 10 is sleeved with a furling spring 343 corresponding to the second clamping protrusion 341, the lower end of the furling spring 343 is propped against the center of the framework, when the framework is in a stretching state, the second clamping protrusion 341 is blocked on the lantern ring 31 to limit the lantern ring 31, and the lantern ring 31 pushes the furling spring 343 downwards to compress the furling spring 343, so that the furling spring 343 has a sliding trend towards the control end 101 for the lantern ring 31. The second clamping protrusion 341 is retracted into the main rod by pressing the folding button 342, and at this time, the collar 31 loses the limit of the second clamping protrusion 341 on the main rod, and slides towards the control end 101 of the main rod under the restoring force of the folding spring 343, so that the framework is folded. And, the folding spring 343 is a spring with smaller restoring force, so that when the framework is in a folded state, the sleeve 31 is positioned between the first clamping protrusion 331 and the second clamping protrusion 341.
As shown in fig. 1 and 5, since the sleeve 31 is not limited when the skeleton 21 is in the folded state, a certain distance still exists between the end of the skeleton 21 and the main lever 10. In order to fully close the skeleton 21 against the main rod 10, the fire-catching device further comprises a plurality of wire harnesses 42 and a control structure connected to the wire harnesses. The plurality of wire harnesses 42 are connected between the backbone 21 and the main pole 10, and the connection between the wire harnesses 42 and the backbone 21 is farther from the main pole 10 than the connection between the support bar 32 and the backbone 21. One end of the wire harness 42 is connected to the joint 211 of the skeleton 21, the other end penetrates into the main rod 10 to be connected with the main rod, and a threading opening 44 for the wire harness 42 to penetrate is formed in an expansion joint of the main rod 10 at the lowest part. The control structure is connected to the control end 101 of the main rod 10, and the control structure is used for drawing the wire harness 42 to draw the framework 21 towards the main rod 10 and close the framework to be tightly attached to the main rod, so that the fire-catching device can be taken out from a reinforced bar frame with a very small area.
In one embodiment, the control structure is a retractor, and the ends of the wire harness are all clamped in the retractor. The retractor is connected with a retractor button which is used for controlling the retractor to retract the wire harness, and the retractor button is arranged on a handle at the control end of the main rod. When the device is used, the winding button is pressed to enable the winding device to start winding the wire harness until the wire harness drives the framework to be closed.
In another embodiment, the control structure includes a wire winding 41, one end of the wire winding 41 is disposed at the control end 101, the other end is connected to the wire winding 42 entering the main rod 10, and the wire winding 41 is disposed at the end of the control end 101 until the wire winding drives the framework to be closed. Preferably, a through hole is formed at the end of the handle 11 for the pull-up wire 41 to pass through, and a limiting member 43 is disposed at the end of the pull-up wire 41 located at the control end 101, and the width of the limiting member 43 is larger than the diameter of the through hole. The wire harness 42 and the wire harness 41 are preferably metal wires.
The method for igniting the umbrella-shaped ignition device according to the present invention will be described below with reference to fig. 1 to 5, and the method for igniting the umbrella-shaped ignition device according to the present invention comprises the steps of:
when not in use, the fire receiving device is in the storage state as shown in fig. 5, at this time, the collar 31 compresses and opens the spring and is limited at the first clamping protrusion 331, and the framework 21 is in the closed state and is closely attached to the main rod 10. And when in use, one end of the umbrella-shaped fire-catching device, which is close to the connecting end 102, is downwards placed in the steel bar frame of the operation place.
First, the skeleton needs to be distracted. The opening mechanism at the control end 101 is operated to slide the collar 31 from the control end 101 to the connection end 102, and then the support rod 32 is made to open the framework 21, which comprises the following specific steps:
as shown in fig. 1 and 2, pressing the opening button 332 causes the first catch 331 to retract into the main lever 10, and the collar 31 slides toward the connection end 102 under the restoring force of the opening spring 333, thereby expanding the frame 21. Moreover, since the restoring force of the opening spring 333 is larger, the collar slides towards the connection end 102 and compresses the folding spring 343 under the restoring force of the opening spring 333, so that the folding spring 343 abuts against the framework 21, and since the lower part of the framework 21 lacks supporting force, the framework 21 further drives the telescopic rod 12 to extend to the longest, as shown in fig. 3. At this time, the skeleton 21 is in an expanded state as shown in fig. 4, and the collar 31 is limited to the second locking protrusion 341.
The hanger 50 is mounted on a suitable telescopic joint 121 as required, and the telescopic joint 121 above the hanger 50 can be manually retracted to save space. The umbrella-shaped fire-catching device is hung on the steel bar frame through the hanging hook 50, so that the fire-catching cloth 22 is positioned right below an operation point and is operated, and sparks, welding slag and waste materials generated in the operation process fall down to the upper part of the fire-catching cloth 22. After the operation is completed, the fire-catching device is manually shaken to make the waste such as the welding slag and the residual materials falling on the fire-catching cloth 22 fall into the bag 221 at the bottom of the fire-catching cloth.
The skeleton then needs to be collapsed. Pressing the folding button 342 causes the second latch 341 to retract, and the collar 31 slides toward the control end 101 under the restoring force of the folding spring 343 to fold the frame 21. But there is also a distance between the end of the armature 21 and the boom 10 due to the lack of restraint on the collar 31.
In order to remove the umbrella-shaped ignition device, the skeleton needs to be closed. And operating the tightening mechanism to enable the framework to be closed and clung to the main rod. The method comprises the following specific steps:
the wire-drawing 42 at the control end 102 is pulled to enable the wire-drawing 41 to enter the main rod and drive the framework 21 to be closed and cling to the main rod 10. At this time, the wire harness 41 completely enters the main lever.
Further, the retraction wire 42 is kept pulled while the handle 11 of the main lever is pressed downward. The pull wire 42 applies an upward force to the connection end 102 of the skeleton 21 and the main rod, and the main rod handle applies a downward pressure, so that all the expansion joints 121 are retracted, the lantern ring 31 is continuously close to the control end 101 and compresses and opens the spring and is limited at the first clamping protrusion 331 again, and the fire receiving device is in a storage state again.
And finally, taking out the umbrella-shaped fire-catching device from the reinforced bar frame.
The invention has the beneficial effects that:
the opening button and the folding button at the control end are used for controlling the framework to be unfolded and folded, so that the fire receiving device is automatically opened after being stretched into the steel bar frame; and the control structure through the control end drives the wire harness of receiving and makes the skeleton closed to take out the device of receiving fire from the reinforcing bar frame, need not constructor with the hand stretch into the reinforcing bar frame, the security is high and it is convenient to use. Because the wire harness is of a flexible structure, the stretching and the folding of the framework are not affected. And through the setting of telescopic link and detachable couple, not only be convenient for accomodate, still can be with the position of adjusting the couple setting to adjust the distance of cloth and operation point of receiving fire.
The present invention has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the invention based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the invention, which is defined by the appended claims.
Claims (7)
1. An umbrella-shaped fire-catching device, characterized by comprising:
the main rod is provided with a control end and a connecting end which are opposite, and a hook is arranged on the side part of the main rod;
the framework is connected to the connecting end and can be opened and closed relative to the main rod;
fire-catching cloth laid on the framework;
the sleeve ring is sleeved on the main rod, the sleeve ring is connected with the framework through a rigid supporting rod, the sleeve ring can slide along the main rod, and the sleeve ring slides on the main rod so as to drive the supporting rod to prop up and fold the framework;
the opening mechanism is arranged at the control end, and is used for controlling the lantern ring to slide from the control end to the connecting end, so that the framework is opened; and
the tightening mechanism is connected between the framework and the main rod, and the framework is closed and clung to the main rod through the tightening mechanism;
the tightening mechanism comprises a plurality of tightening wires and a control structure connected with the tightening wires, one end of the tightening wires is connected with the framework, the other end of the tightening wires is connected with the main rod, the control structure is connected with the control end of the main rod, and the tightening wires are pulled by the control structure so that the framework is closed and clings to the main rod;
the control structure is a winding wire, one end of the winding wire is arranged at the control end, the other end of the winding wire penetrates through the main rod and is connected with a winding wire in the main rod, and the winding wire is arranged at the end part of the control end by winding, so that the framework is closed to the main rod;
the opening mechanism comprises a first clamping protrusion for limiting the lantern ring, an opening spring corresponding to the first clamping protrusion, and an opening button connected to the first clamping protrusion, wherein the lantern ring is limited at the first clamping protrusion, the lantern ring compresses the opening spring, the first clamping protrusion is retracted into the main rod by pressing the opening button, and the lantern ring slides towards the connecting end under the action of the restoring force of the opening spring, so that the framework is unfolded.
2. An umbrella fire-catching device as claimed in claim 1 wherein the skeleton comprises a plurality of rods radially arranged about the main rod, each rod being provided with a joint, and wherein the rods bend at the joints to provide the rods with a slope when the skeleton is spread apart, and wherein the ends of the wire harness are secured to the joints of the skeleton.
3. The umbrella-shaped fire catching device of claim 1, wherein a second clamping protrusion for limiting the lantern ring is arranged at the position, close to the connecting end, of the main rod, a furling spring is arranged on the main rod corresponding to the second clamping protrusion, and the lantern ring slides towards the connecting end under the action of restoring force of the opening spring, compresses the furling spring and limits the furling spring to the second clamping protrusion;
the control end of mobile jib be equipped with the protruding button of drawing in of being connected of second card, when the skeleton struts, through pressing draw in the spring makes the protruding withdrawal of second card in the mobile jib, the lantern ring is under draw in the restoring force effect of spring down to the control end slides, and then draws in the skeleton.
4. A method of catching fire using an umbrella-type catching fire device as claimed in claim 1, comprising the steps of:
placing one end, close to the connecting end, of the umbrella-shaped fire connecting device downward in a steel bar frame at an operation position;
operating an opening mechanism positioned at the control end to enable the lantern ring to slide from the control end to the connecting end, and then enabling the supporting rod to prop open the framework;
hanging the umbrella-shaped fire-catching device on a steel bar frame through the hanging hook, and performing operation, wherein sparks, welding slag and waste generated in the operation process fall down onto the fire-catching cloth;
operating the tightening mechanism after the operation is completed, so that the framework is closed and clings to the main rod; and
and taking out the umbrella-shaped fire receiving device from the reinforced bar frame.
5. A method of receiving an umbrella fire apparatus as defined in claim 4, wherein said tightening mechanism comprises a plurality of wire harnesses and a control structure connected to said wire harnesses, said method further comprising:
one end of the wire harness is connected with the framework, the other end of the wire harness is connected with the main rod, and the control structure is connected with the control end of the main rod;
and when the tightening mechanism is operated, the control structure is operated to draw the wire harness so as to enable the framework to be closed and cling to the main rod.
6. A method of catching a fire of an umbrella fire catching device as claimed in claim 4 wherein the opening mechanism includes a first catch for retaining the collar, an opening spring provided in correspondence with the first catch, and an opening button connected to the first catch, the method of catching a fire further comprising:
limiting the collar to the first detent such that the collar compresses the opening spring;
when the opening mechanism is operated, the opening button is pressed down to enable the first clamp to retract into the main rod, and the lantern ring slides towards the connecting end under the action of restoring force of the opening spring, so that the framework is unfolded.
7. The method for catching fire of umbrella-shaped fire catching device as claimed in claim 4, wherein a second clamping protrusion for limiting said collar is provided at the position of said main rod near said connection end, and a furling button connected to said second clamping protrusion is provided at the control end of said main rod, and a furling spring is provided at the connection end of said main rod corresponding to said second clamping protrusion, said method for catching fire further comprising:
when the opening mechanism is operated, the lantern ring slides towards the connecting end under the action of the restoring force of the opening spring, compresses the folding spring and limits to the second clamping convex part;
before the tightening mechanism is operated, the folding spring is pressed down to enable the second clamp to be retracted into the main rod, and the lantern ring slides towards the control end under the action of restoring force of the folding spring, so that the framework is folded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187111.2A CN109277728B (en) | 2018-10-12 | 2018-10-12 | Umbrella-shaped fire-catching device and fire-catching method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187111.2A CN109277728B (en) | 2018-10-12 | 2018-10-12 | Umbrella-shaped fire-catching device and fire-catching method thereof |
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| CN109277728A CN109277728A (en) | 2019-01-29 |
| CN109277728B true CN109277728B (en) | 2023-09-12 |
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| CN110560972B (en) * | 2019-09-02 | 2022-01-14 | 江苏中南建设装饰有限公司 | Welding hopper capable of effectively preventing aluminum material from being welded and welding method |
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| JP2005205460A (en) * | 2004-01-23 | 2005-08-04 | Hitachi Ltd | Gas purge fixture |
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Also Published As
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| CN109277728A (en) | 2019-01-29 |
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