CN202261846U - Preheating device and steam-air hammer adopting preheating device - Google Patents
Preheating device and steam-air hammer adopting preheating device Download PDFInfo
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- CN202261846U CN202261846U CN2011203475220U CN201120347522U CN202261846U CN 202261846 U CN202261846 U CN 202261846U CN 2011203475220 U CN2011203475220 U CN 2011203475220U CN 201120347522 U CN201120347522 U CN 201120347522U CN 202261846 U CN202261846 U CN 202261846U
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- preheating device
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- ceramic electric
- electric heater
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Abstract
The utility model discloses a preheating device and further discloses a steam-air hammer adopting the preheating device. In the preheating device, a heating cavity capable of adhering to a heated position is encircled by ceramic electric heaters, wherein the ceramic electric heaters are connected with a power supply by a temperature control circuit which is used for circuit detection and temperature control of the ceramic electric heaters. The steam-air hammer adopting the preheating device uses the ceramic electric heaters to heat an air inlet pipe and/or an exhaust pipe of the steam-air hammer so as to prevent moisture in the expanded and decompressed low-temperature air from freezing in the exhaust pipe. The utility model provides the preheating device, a use method of the preheating device and the steam-air hammer adopting the preheating device which are low in energy consumption, little in pollution and considerable in economic value.
Description
Technical field
The utility model relates to the forging equipment technical field, particularly relates to a kind of preheating device, also relates to a kind of this preheating device steam-pneumatic hammer of having used.
Background technology
The dual-purpose hammer of steam-air relies on pressure-air to be used as power in running.Pressure-air pressure when exhaust reduces; Volumetric expansion and doing work absorbs a large amount of heat energy simultaneously from the external world, Tail Pipe Temperature is reduced; Airborne steam freezes in blast pipe; The ice that is attached on the blast pipe inwall increases gradually, constantly ties up the circulation passage of air, and blast pipe is stopped up can not exhaust.Therefore, steam-pneumatic hammer generally heats with steam boiler in running and steam preheating air inlet pipe and blast pipe, prevents that blast pipe from freezing.With reference to accompanying drawing 1; With one ton of dual-purpose hammer of steam-air and matching used four tons of steam boilers thereof is example: four tons of steam boilers 12 provide steam; Steam is from the side input of heat exchange bag 17 near steam-pneumatic hammer hammer body 11, away from the side output of steam-pneumatic hammer hammer body 11; The air inlet pipe 16 of steam-pneumatic hammer hammer body 11, blast pipe 15 are perpendicular to advancing steam pipe 13, going out steam pipe 14 and insert heat exchange bags 17 directions and pass the heat exchange bag; At heat exchange bag 17, the Cryogenic air in pressure-air in the Steam Heating air inlet pipe 16 and the blast pipe 15 prevents that Cryogenic air is icing in blast pipe 15.
The unit of the boiler heating steam-pneumatic hammer of China's use at present is more.But the operating cost of boiler is higher, is example with aforementioned four tons of steam boilers: one day expense of the normal operation of this boiler is 3000 yuan, and the normal time need be moved 7 months.Need 7 months * 30 days/month * 3000 yuan/day=630000 yuan every year altogether, secondly, the boiler operatiopn complicated operation, every day, class Three needed 6 people to work by turns.At last, use the steam boiler environmental pollution serious.Because the dust that a large amount of fire coals forms, sulfur dioxide, cinder etc. cause serious pollution to environment.
The utility model content
For solving the problems of the technologies described above, the utility model embodiment provides a kind of preheating steam-pneumatic hammer device, and is high to solve pre existing vapours-pneumatic hammer device operating cost, takies a large amount of manpowers, problem of environment pollution caused, and technical scheme is following:
A kind of preheating device comprises ceramic electric heater and detection, regulates the temperature-adjusting circuit of ceramic electric heater temperature, wherein, is provided with the heating cavity in the ceramic electric heater.
Preferably, ceramic electric heater is the crawler type ceramic electric heater, and the crawler type ceramic electric heater is circular, and some crawler type ceramic electric heaters surround the heating cavity.
Preferably, the crawler type ceramic electric heater is wrapped with heat-insulation layer.
Preferably, temperature-adjusting circuit is integrated in the temperature-controlled box.
A kind of steam-pneumatic hammer comprises preheating device, air inlet pipe, blast pipe and steam-pneumatic hammer hammer body, has utilized above-mentioned preheating device, and ceramic electric heater is set in air inlet pipe and/or blast pipe inserts steam-pneumatic hammer hammer body one end.
A kind of preheating device that the utility model provides; Its heating power is low, can be with using with opening, and operating cost is low; The power of employed ceramic heater generally is not higher than 10KW (per hour power consumption 10KWH); By moving calculating in 18 hours every day, power consumption is 180KWH, needs 3000 yuan expense level in one day far below the normal operation of boiler.
A kind of steam-pneumatic hammer of using this preheating device that the utility model provides; Be that matching used preheating device is an example still with one ton of dual-purpose hammer of steam-air; The heating power of the crawler type ceramic heater that it uses is 5KW, annual operation 7 months, and the expense in 1 year of its operation is: 7 months * 30 days/month * 18 hours/day * 4 degree/hour * 0.66 yuan/spend=9979.2 yuan; Relatively adopt the mode of four tons of steam boiler preheatings, can save 620,000 every year surplus yuan.Simultaneously, the preheating device in the utility model directly by personnel's control of operation steam-pneumatic hammer, has saved and has safeguarded the required labour cost of steam boiler.Know by above, behind steam-pneumatic hammer that employing the utility model provides, can save a large amount of resources, have higher economic value.
Secondly, the preheating device in the utility model adopts the mode of electric heating, and heating power is low, and the heat efficiency is high, not to extraneous discharging waste gas, non-environmental-pollution, energy-conserving and environment-protective.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment that put down in writing in the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the steam-pneumatic hammer of available technology adopting steam boiler preheating;
Fig. 2 is the structural representation of the utility model embodiment one;
Fig. 3 is the structural representation of the utility model embodiment two;
Fig. 4 is the structural representation of the utility model embodiment three;
Fig. 5 is the structural representation of the utility model embodiment four.
Embodiment
In the utility model, adopt ceramic electric heater, ceramic electric heater is processed into the shape of fitting with pipeline external surface, make the two contact, the gas that circulates in managing is heated for heating element; The temperature-adjusting circuit that adopts has the function of detection, control ceramic electric heater temperature.
In order to make those skilled in the art person understand the technical scheme in the utility model better; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all should belong to the scope of the utility model protection.
The utility model embodiment provides a kind of preheating device, is made up of crawler type ceramic heater and temperature-adjusting circuit.The crawler type ceramic heater is bent to circle, surrounds the heating cavity by the crawler type ceramic heater, and the size of heating cavity can be made corresponding adjustment according to the pipe that is held.
During use, set earlier required temperature range and the heating power of operating mode, start preheating device then and by the equipment of preheating; When being higher than design temperature by the temperature of pre-heating device, auto power off, the energy avoids waste; When being lower than design temperature by the temperature of pre-heating device, automatic energized, the demand of assurance operating mode; When stopping using, close earlier, close preheating device again by pre-heating device.Heat than steam boiler, the preheating device that the utility model provides can have advantages such as energy consumption is low, pollution is little, it is little to take up room, investment is low, noiseless, automaticity is high, required manual work is few with using with opening.
Difference according to the actual requirements, above-mentioned preheating device can also adopt rope formula ceramic electric heater, opposite opened electric heater and dull and stereotyped low-voltage high temperature electric heater; The profile of ceramic electric heater can be processed according to the profile that is heated the equipment installed position; The heating cavity that surrounds can be confirmed according to the profile of institute's water back; For example can be square, or other can be heated the shape that pipeline outer wall is fitted.
Embodiment one
The utility model embodiment provides a kind of steam-pneumatic hammer of using preheating device.As shown in Figure 2, this steam-pneumatic hammer of having used ceramic electrical heating preheating device is made up of preheating device, air inlet pipe 25, blast pipe 22 and steam-pneumatic hammer hammer body 21.Wherein, air inlet pipe 25, blast pipe 22 are communicated with steam-pneumatic hammer hammer body 21; Preheating device comprises crawler type ceramic electric heater 26 and temperature control box 23; Crawler type ceramic electric heater 26 is wrapped in outside the air inlet pipe 25; Its outer heat-insulation layer (not shown) that also is provided with; Crawler type ceramic electric heater 26 is by circumflexion, in it for holding the heating cavity of air inlet pipe 25, the size of heating cavity can according to the size of the pipe that will hold adjust; The temperature-adjusting circuit of detection, control crawler type electric heater temperature is installed in the temperature control box 23, and crawler type ceramic electric heater 26 links to each other with power supply 24 through temperature control box 23.
In the present embodiment, the crawler type ceramic electric heater in the preheating device directly carries out preheating to air inlet pipe, and energy consumption is low, toggle speed is fast, easy and simple to handle; Adopt temperature control circuit, preheat temperature has been controlled automatically, further reduced energy consumption.
Embodiment two
Consider that the equipment of being heated receives the restriction of fabricating yard, the space that around the air inlet pipe preheating device possibly is installed not, therefore as shown in Figure 3, among the embodiment two the crawler type ceramic electric heater is wrapped in outside the blast pipe.
The utility model embodiment provides a kind of steam-pneumatic hammer of using ceramic electrical heating preheating device.This steam-pneumatic hammer of using ceramic electrical heating preheating device is made up of preheating device, air inlet pipe 35, blast pipe 32 and steam-pneumatic hammer hammer body 31.Wherein, air inlet pipe 35, blast pipe 32 are communicated with steam-pneumatic hammer hammer body 31; Preheating device comprises crawler type ceramic electric heater 36 and temperature control box 33; Crawler type ceramic electric heater 36 is wrapped in outside the blast pipe 32; Its outer heat-insulation layer (not shown) that also is provided with; Crawler type ceramic electric heater 36 is by circumflexion, in it for holding the heating cavity of blast pipe 32, the size of heating cavity can according to the size of the blast pipe 32 that will hold adjust; The temperature-adjusting circuit of detection, control crawler type electric heater temperature is installed in the temperature control box 33, and crawler type ceramic electric heater 36 links to each other with power supply 34 through temperature control box 33.
Among the embodiment two, consider the actual state of operation field, the heating of crawler type ceramic electrical be installed in outside the blast pipe that it is narrow and small to have solved the air inlet pipe peripheral space, the problem of inconvenient installation.Simultaneously, directly blast pipe is heated, can icing processing that has existed in the blast pipe promptly have been possessed prevention and handle dual-use function.
Embodiment three
Consider steam-pneumatic hammer that the preheating of a large amount of employing steam boiler is arranged in the factory now; For the heat exchange bag is installed, its air inlet pipe, general arrange nearer of blast pipe are if only heat wherein a pipe; Inconvenience to some extent possibly installed; Therefore, as shown in Figure 4, the crawler type ceramic electric heater has wrapped up air inlet pipe, blast pipe simultaneously among the embodiment three.
A kind of steam-pneumatic hammer of using ceramic electrical heating preheating device that the utility model embodiment three provides.Form by preheating device, air inlet pipe 45, blast pipe 42 and steam-pneumatic hammer hammer body 41.Wherein, air inlet pipe 45, blast pipe 42 are communicated with steam-pneumatic hammer hammer body 41; Preheating device comprises crawler type ceramic electric heater 46 and temperature control box 43; Crawler type ceramic electric heater 46 is wrapped in outside air inlet pipe 45 and the blast pipe 42; Its outer heat-insulation layer (not shown) that also is provided with; Crawler type ceramic electric heater 46 is by circumflexion, and for holding the heating cavity of air inlet pipe 45 and blast pipe 42, the air inlet pipe 45 that the size of heating cavity can will be held according to institute and the size of blast pipe 42 are adjusted in it; The temperature-adjusting circuit of detection, control crawler type electric heater temperature is installed in the temperature control box 43, and crawler type ceramic electric heater 46 links to each other with power supply 44 through temperature control box 43.
When embodiment three has solved existing equipment has been carried out upgrading, the problem of air inlet pipe, the too small pre-heating device inconvenient installation that causes of blast pipe spacing.Minimizing has reduced the required quantities of upgrading to the transformation of existing equipment.
Embodiment four
In order to make preheating more accurate, obtain better heating effect, as shown in Figure 5, among the embodiment four, the crawler type ceramic electric heater wraps up air inlet pipe 55, blast pipe 52 respectively, so that it is controlled respectively.
A kind of steam-pneumatic hammer of using ceramic electrical heating preheating device that the utility model embodiment four provides.Form by preheating device, air inlet pipe 55, blast pipe 52 and steam-pneumatic hammer hammer body 51.Wherein, air inlet pipe 55, blast pipe 52 are communicated with steam-pneumatic hammer hammer body 51; Preheating device comprises crawler type ceramic electric heater 561, crawler type ceramic electric heater 562 and temperature control box 53; Crawler type ceramic electric heater 561 is wrapped in outside the air inlet pipe 55; Crawler type ceramic electric heater 562 is wrapped in outside the blast pipe 52; Its outer heat-insulation layer (not shown) that also is provided with; Crawler type ceramic electric heater 561, crawler type ceramic electric heater 562 be by circumflexion, in it for holding the heating cavity of air inlet pipe 55 and blast pipe 52, the size of heating cavity can according to the air inlet pipe 55 that will hold or the size of blast pipe 52 adjust; The temperature-adjusting circuit of detection, control crawler type electric heater temperature is installed in the temperature control box 53, and crawler type ceramic electric heater 561, crawler type ceramic electric heater 562 link to each other with power supply 54 through temperature control box 53 respectively.
Adopt two groups of crawler type ceramic electric heaters respectively air inlet pipe, blast pipe to be carried out preheating among the embodiment four, can control the temperature of two tubes respectively, reach the purpose of accurate temperature controlling.
The above only is the embodiment of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection range of the utility model.
Claims (5)
1. a preheating device is characterized in that, comprises ceramic electric heater and detection, regulates the temperature-adjusting circuit of ceramic electric heater temperature.
2. a kind of preheating device according to claim 1 is characterized in that, said ceramic electric heater is the crawler type ceramic electric heater, and said crawler type ceramic electric heater is circular, and some said crawler type ceramic electric heaters surround said heating cavity.
3. a kind of preheating device according to claim 2 is characterized in that, said crawler type ceramic electric heater is enclosed with heat-insulation layer.
4. a kind of preheating device according to claim 1 is characterized in that said temperature-adjusting circuit is integrated in the temperature-controlled box.
5. steam-pneumatic hammer; Comprise preheating device, air inlet pipe, blast pipe and steam-pneumatic hammer hammer body; It is characterized in that; Said preheating device is each described preheating device among the claim 1-4, and said ceramic electric heater is set in air inlet pipe and/or blast pipe inserts steam-pneumatic hammer hammer body one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203475220U CN202261846U (en) | 2011-09-16 | 2011-09-16 | Preheating device and steam-air hammer adopting preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203475220U CN202261846U (en) | 2011-09-16 | 2011-09-16 | Preheating device and steam-air hammer adopting preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202261846U true CN202261846U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203475220U Withdrawn - After Issue CN202261846U (en) | 2011-09-16 | 2011-09-16 | Preheating device and steam-air hammer adopting preheating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202261846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102387614A (en) * | 2011-09-16 | 2012-03-21 | 莱芜钢铁集团有限公司 | Preheating device and using method thereof and steam-air hammer using preheating device |
-
2011
- 2011-09-16 CN CN2011203475220U patent/CN202261846U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102387614A (en) * | 2011-09-16 | 2012-03-21 | 莱芜钢铁集团有限公司 | Preheating device and using method thereof and steam-air hammer using preheating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120530 Effective date of abandoning: 20131002 |
|
| RGAV | Abandon patent right to avoid regrant |