CN201973715U - Heating blowpipe - Google Patents
Heating blowpipe Download PDFInfo
- Publication number
- CN201973715U CN201973715U CN2011200340630U CN201120034063U CN201973715U CN 201973715 U CN201973715 U CN 201973715U CN 2011200340630 U CN2011200340630 U CN 2011200340630U CN 201120034063 U CN201120034063 U CN 201120034063U CN 201973715 U CN201973715 U CN 201973715U
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- CN
- China
- Prior art keywords
- gas
- main body
- heating blowpipe
- gas cylinder
- compression spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a heating blowpipe which comprise a gas pipe component and a main body; a gas source interface, a gas passage and an ejector pin are arranged on the main body, wherein the gas source interface is used for being directly connected with a gas bottle; the gas passage is used for being matched with a gas outlet of the gas bottle; the ejector pin is used for ejecting a valve of the gas bottle; the ejector pin is arranged in the air passage and is connected with an opening-closing part which can automatically expands and contracts under the action of an external force; and the gas pipe component is connected with the gas outlet of the gas passage. The original leather hose can be omitted as the special gas bottle is configured for the heating blowpipe; the gas bottle is directly connected with the main body by the gas source interface so as to prevent the normal use of the heating blowpipe from being affected by the distance of the air source. As the flow rate of gas can be automatically kept stable, flames of the heating blowpipe are more stable.
Description
Technical field:
The utility model relates to technical field of welding equipment, relates in particular to a kind of heating blowpipe.
Background technology:
Common in the market heating blowpipe all is to be connected with fuel gas bottle by leather hose, the carrying of gas cylinder is cumbersome again, the use of heating blowpipe is subjected to the restriction of source of the gas distance, this has limited the scope of application of heating blowpipe greatly, and, at present the switch air valve that is contained on the handle of heating blowpipe can only or be closed with the unlatching of manual control combustion gas, when work is used, minimizing along with combustion gas in the gas cylinder, air pressure in the gas cylinder also decreases, the gas flow of exporting in the gas cylinder also will reduce gradually, does not manually open the flame that atmos-valve will cause heating blowpipe and also reduces gradually and can not work if at this moment do not adopt, and therefore need use flame for the work of keeping shower nozzle, need in time to adjust handle upper air valve flow and make it to meet job requirement, even adjust in time, also be difficult to guarantee the stable of flame, thereby influence the product processed quality.
The utility model content:
For solving above-mentioned technical problem, the utility model provides a kind of heating blowpipe of spacing from restriction, easy to operate and flame stabilization of avoiding being bullied.
The technical solution of the utility model is, a kind of heating blowpipe with following structure is provided, it comprises the Gas Pipe assembly, it also comprises main body, and described main body is provided with and is used for the direct-connected gas source interface of gas cylinder, is used for the air flue that matches with the gas outlet of gas cylinder and is used for the thimble that the valve with gas cylinder backs down; Described thimble is positioned at air flue, and the opening and closing element that described thimble and can be stretched by external force automatically is connected; Described Gas Pipe assembly is connected with the gas outlet of air flue.
After adopting said structure, the utlity model has following remarkable advantage and beneficial effect:
Be the gas cylinder of the utility model configure dedicated, just original leather hose can be saved, gas cylinder directly is connected with main body, avoid the normal use of the distance affects heating blowpipe of source of the gas by gas source interface.After gas cylinder is installed, apply external force to opening and closing element, make the opening and closing element contraction and promote the valve open of thimble gas cylinder, combustion gas flows into the Gas Pipe assembly through the gas outlet of air flue, can light a fire, adjust the size of gas cylinder valve by the size of external force, size until flame reaches job requirement, at this moment, the expansion force of opening and closing element self equates with the closing force of gas cylinder valve, provided to thimble by the expansion force of opening and closing element self to continue and stable thrust, the size of gas cylinder valve is stable, the throughput of output is also stable, and the flame of heating blowpipe is also just stable, so just can heat workpiece.Combustion gas reduces in gas cylinder, when air pressure reduces, the closing force of gas cylinder valve also just reduces, this moment, opening and closing element relied on the expansion force of self, automatically the valve of gas cylinder is opened greatly, need not again heating blowpipe to be regulated operation, the flow of combustion gas just can keep stable automatically, and the flame of heating blowpipe is also just more stable.
The described opening and closing element that can stretch automatically by external force comprises knob, stage clip and compression spring sleeve; Described main body is provided with gathering sill, and described compression spring sleeve sliding fit is in gathering sill; Described knob and main body screw; Described stage clip is between knob and compression spring sleeve, and described thimble is connected with compression spring sleeve.In this structure, external force is meant by screwing knob stage clip is exerted pressure, the spring pressurized shrinks and advances thimble to open the valve of gas cylinder, be screwed to the flame stabilization that correct position makes heating blowpipe until knob, this moment, the expansion force of spring equated with the closing force of gas cylinder valve, unclamped after the hand, and knob keeps existing position, make stage clip be subjected to thrust all the time, be equivalent to continue to provide external force.Minimizing along with combustion gas in the gas cylinder, when air pressure reduces, the closing force of gas cylinder valve also just reduces, the expansion force of spring is greater than the closing force of gas cylinder valve, the reach of promotion thimble, the valve of gas cylinder is opened greatly, and the flow that makes combustion gas is not because of the minimizing of combustion gas in the gas cylinder reduces, and the flame of heating blowpipe can be kept stable all the time.
Be provided with seal between described compression spring sleeve and the gathering sill.Can prevent that like this combustion gas from revealing, safety and can save combustion gas.
Described Gas Pipe assembly comprises tube connector, jet pipe and ignition module, and described tube connector is connected with main body and is communicated with the gas outlet of air flue.Combustion gas drum assembly adopts technical scheme of the prior art, can save design cost.
Description of drawings:
Accompanying drawing is the structural representation of the utility model heating blowpipe;
Shown in the figure 1, the Gas Pipe assembly; 2, main body; 3, gas source interface; 4, air flue; 5, thimble; 6 knobs; 7, stage clip; 8, compression spring sleeve; 9, gathering sill; 10, seal; 11, tube connector; 12, jet pipe; 13, ignition module; 14, air admission hole.
The specific embodiment:
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
As shown in drawings, the utility model heating blowpipe, it comprises Gas Pipe assembly 1, as general part, the Gas Pipe assembly 1 in this example comprises tube connector 11, jet pipe 12 and ignition module 13.Certainly, as routine techniques, on the position that is positioned at ignition module 13 places on the jet pipe 12, also be provided with for the air admission hole 14 that sucks air.
The utility model also comprises main body 2, and described main body 2 is provided with and is used for the direct-connected gas source interface 3 of gas cylinder, is used for the air flue 4 that matches with the gas outlet of gas cylinder and is used for the thimble 5 that the valve with gas cylinder backs down; Thimble 5 is positioned at air flue 4, and the opening and closing element that thimble 5 and can be stretched by external force automatically is connected; More specifically, this opening and closing element that can stretch automatically by external force comprises knob 6, stage clip 7 and compression spring sleeve 8; Main body 2 is provided with gathering sill 9, and described compression spring sleeve 8 sliding fits for preventing gas leakage, also are provided with seal 10 and seal in gathering sill 9 between spool and gathering sill 9; Knob 6 screws with main body 2 screw threads; Stage clip 7 is between knob 6 and compression spring sleeve 8, and thimble 5 is connected with compression spring sleeve 8.
Link together with Gas Pipe assembly 1 and through tube connector 11 and main body 2 then, and tube connector 11 roads are communicated with the gas outlet of air flue 4.
During use, after gas source interface 3 on gas cylinder and the main body 2 screwed, air flue 4 was just in time aimed at the gas outlet and the airtight with it cooperation of gas cylinder, and thimble 5 withstands the spool of gas cylinder valve, screwing knob 6 revolves, backed down by the spool of thimble 5 with gas cylinder, combustion gas flows into Gas Pipe assembly 1 through air flue 4, and starting ignition assembly 13 gets final product work, the position of adjusting knob 6 makes the flame stabilization of heating blowpipe, like this, knob 6 rests on existing position, and the pressure in the expansion force of spring and the gas cylinder equates.Minimizing along with combustion gas in the gas cylinder, air pressure in the gas cylinder reduces, when gas flow reduces, because the closing force of gas cylinder valve is directly proportional with the size of gas cylinder internal gas pressure, so spring can promote thimble 5 reaches automatically the valve of gas cylinder is held greatly, increase the flow of combustion gas, even just need not in that manually to screw knob 6 throughputs stable, like this, by telescopic spring, keep flame stable of heating blowpipe automatically.
Claims (4)
1. heating blowpipe, it comprises Gas Pipe assembly (1), it is characterized in that: it also comprises main body (2), and described main body (2) is provided with and is used for the direct-connected gas source interface of gas cylinder (3), is used for the air flue (4) that matches with the gas outlet of gas cylinder and is used for the thimble (5) that the valve with gas cylinder backs down; Described thimble (5) is positioned at air flue (4), and the opening and closing element that described thimble (5) and can be stretched by external force automatically is connected; Described Gas Pipe assembly (1) is connected with the gas outlet of air flue (4).
2. heating blowpipe according to claim 1 is characterized in that: the described opening and closing element that can stretch automatically by external force comprises knob (6), stage clip (7) and compression spring sleeve (8); Described main body (2) is provided with gathering sill (9), and described compression spring sleeve (8) sliding fit is in gathering sill (9); Described knob (6) screws with main body (2); Described stage clip (7) is positioned between knob (6) and the compression spring sleeve (8), and described thimble (5) is connected with compression spring sleeve (8).
3. heating blowpipe according to claim 2 is characterized in that: be provided with seal (10) between described compression spring sleeve (8) and the gathering sill (9).
4. according to any described heating blowpipe among the claim 1-3, it is characterized in that: described Gas Pipe assembly (1) comprises tube connector (11), jet pipe (12) and ignition module (13), and described tube connector (11) is connected with main body (2) and is communicated with the gas outlet of air flue (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200340630U CN201973715U (en) | 2011-01-26 | 2011-01-26 | Heating blowpipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200340630U CN201973715U (en) | 2011-01-26 | 2011-01-26 | Heating blowpipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201973715U true CN201973715U (en) | 2011-09-14 |
Family
ID=44578817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200340630U Expired - Fee Related CN201973715U (en) | 2011-01-26 | 2011-01-26 | Heating blowpipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201973715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102147112A (en) * | 2011-01-26 | 2011-08-10 | 宁波隆兴焊割科技股份有限公司 | Heating torch |
-
2011
- 2011-01-26 CN CN2011200340630U patent/CN201973715U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102147112A (en) * | 2011-01-26 | 2011-08-10 | 宁波隆兴焊割科技股份有限公司 | Heating torch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20160126 |
|
| EXPY | Termination of patent right or utility model |