CN203092067U

CN203092067U - Intelligent bolt gas heating device

Info

Publication number: CN203092067U
Application number: CN 201320097950
Authority: CN
Inventors: 丁基成; 马振洪
Original assignee: YANGZHONG CITY HUANENG ELECTRIC POWER EQUIPMENT CO Ltd
Current assignee: YANGZHONG CITY HUANENG ELECTRIC POWER EQUIPMENT CO Ltd
Priority date: 2013-03-04
Filing date: 2013-03-04
Publication date: 2013-07-31
Anticipated expiration: 2023-03-04

Abstract

The utility model relates to an intelligent bolt gas heating device which is composed of a gas heater and an intelligent control cabinet. Fuel gas, air, an oxygen pipe connector, a gas mixing chamber, a sprayer, an electronic igniter, a combustion chamber, a heating tube and a temperature sensor are arranged in the gas heating device. The fuel gas, the air and the oxygen are connected by a pipe connector, mixed in the gas mixing chamber and combusted in the combustion chamber, the heating tube arranged on the combustion chamber is inserted into a heated bolt hole which is provided with a nut or sleeved in the nut to heat a bolt, a heating speed is good, and an effect is good. An air conveying pipe, a control valve, an intelligent controller and a control circuit are arranged in the intelligent control cabinet. By means of program setting, and according to data provided by the temperature sensor, gas supplying amount is automatically controlled through the control valve for heating, labor is saved, and performance is stable. Four pipes of four colors are adopted to provide the gas and penetrate electric wires so as to be safe and reliable, operation is convenient, and appearance is attractive. The intelligent bolt gas heating device can be widely used for heating a large bolt.

Description

Intelligence bolt gas-operated thermal bath facility

Technical field

The utility model relates to a kind of generating set king-bolt heater, particularly a kind of intelligent bolt gas-operated thermal bath facility.

Background branch art

Generating set is big with the bolt volume, during installation, is the prestressing force that its faying face generation is required, and needs the cover top nut that it is heated, and makes its expanded by heating elongation, by hand nut is screwed to the precalculated position then.When unclamping the nut maintenance, need the heating bolt equally, make its elongation, just can back out nut.The earliest, the heating of bolt is manually to use spray gun to face toward bolt hole flame heating, artificially controls flame size and flame color, by experience and length heating estimated time, can not effectively control heating-up temperature, makes bolt cross thermal oxide and damage.At present, the bolt heating is general adopts electric bolt electric heating rod to heat, though exist to control heat time heating time, but heat time heating time is longer, and sometimes because heating current and control heat time heating time are inaccurate, makes electric bolt electric heating rod short circuit and puncture, can not take out, and make the problem of bolt failure.Now, abroad oneself begins to develop bolt combustion gas firing equipment.

The utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of intelligent bolt gas-operated thermal bath facility is provided.

The purpose of this utility model is achieved in that the utility model is become with the Based Intelligent Control group by combustion heater.Described

Combustion heater is by a circular outer pipe and be installed in a top in this circular outer pipe and the cylindrical combustion chamber that heating tube is housed in the middle of the cylindrical gas mixing chamber of gas kitchen pipe joint, air hose joint and oxygen tube junction and the bottom is housed forms, described gas mixer chamber bottom is stretched in the combustion chamber and with it and is connected together, and top is put up the centre that axis direction is fixed on circular outer pipe by the pull bar bottom by propping up; Cover core and upper end cover are equipped with in described circular outer pipe upper end, last cover core is convex, be in the middle part of upper end cover the inside, its projection is in the middle of the upper end cover, and the opening that the upper end of gas kitchen pipe joint, air hose joint and oxygen tube junction is passed in the middle of the cover core reaches the upper end cover outside; Described pull bar lower end is connected in above the gas mixer chamber, the upper end be connected cover core below, the bottom end cover of middle opening is equipped with in the circular outer pipe lower end, described support lower end be fixed on bottom end cover above, the upper end links to each other with the lower surface of combustion chamber and is supporting the combustion chamber; The opening in the middle of the bottom end cover is passed in described heating tube bottom, reaches the bottom end cover outside; The circular outer pipe bottom has waste gas outlet; Have a nozzle, this nozzle to become axis downwards facing to heating tube in the middle of below the described gas mixer chamber, adjacency is equipped with ignition, and this ignition power line leads to heater upper end cover outside; Described combustion chamber one side is equipped with temperature sensor, can respond to the temperature of backflow waste gas, connects by electric wire to offer intelligent controller.

Intelligent controller, gas control valve, air shut-off valve, oxygen control valve, three looks, three pipe flexible pipes, four looks, four pipe flexible pipe and control circuits are housed in the described Based Intelligent Control cabinet; Described three looks, three pipe flexible pipes, one end is connected on the air inlet of corresponding three kinds of control valves, and the other end joins with three kinds of sources of the gas respectively; Described four looks, four pipe flexible pipes wherein three flexible pipe one ends are connected on the gas outlet of three kinds of control valves, the other end is connected on gas kitchen pipe joint, air hose joint and the oxygen tube junction on the combustion heater in order to gas transmission, also has a flexible pipe to place the electric wire that intelligent controller connects temperature sensor and ignition; Battery main switch is housed on the Based Intelligent Control cabinet panel, always stops button and alarm; Intelligent controller connects temperature sensor, gas control valve, air shut-off valve, oxygen control valve, ignition by electric wire and is installed in battery main switch on the Based Intelligent Control cabinet panel, always stops button and alarm.Intelligent controller configures control program in advance.

During use, the heating tube of combustion heater is inserted in the bolt hole of bolt heated band nut or the cover top nut, the upper end that opening in the middle of the combustion heater bottom end cover entangles nut or bolt, open the battery main switch on the Based Intelligent Control cabinet panel then, the program of intelligent controller by setting in advance, open gas control valve simultaneously, air shut-off valve and oxygen control valve air feed, open the ignition igniting, three kinds of gases are because the pressure of source of the gas itself, enter that gas mixer chamber mixes and spray from nozzle, light in the combustion chamber internal combustion by ignition, flame from the ejection of the heating tube mouth of pipe, heats bolt at the bottom of the bolt hole hole, upwards the backflow waste gas that forms, enter in the combustion heater outer tube, discharge from waste gas outlet; The reflux gas temperature data that intelligent controller provides according to temperature sensor, control gas control valve, air shut-off valve, oxygen control valve, regulate the size of flame by regulating air demand, and when finishing heating, send signal by alarm, so that the heating personnel in time screw on or back out nut, carry out the heating of next bolt or press always stopping button and having a rest.

The beneficial effects of the utility model are: 1, use combustion gas in combustion chambers burn, be contained in the heating tube inserting bolt hole of lower end, combustion chamber, opening in the middle of the combustion heater bottom end cover entangles the upper end heating that is enclosed within the nut on the bolt, firing rate is fast, heating-up temperature has overcome the damage that heating causes to bolt accurately and reliably; 2, utility control program by combustion gas, air, oxygen control valve control air feed, has been realized the Based Intelligent Control to the bolt heating, and dependable performance is saved manpower; 3, three gas inlet pipes adopt our company's utility model three looks three pipe flexible pipe volumes little, easy to use; 4, adopt four looks, the four pipe flexible pipes of our company's utility model, three flexible pipes are in order to gas transmission, and a flexible pipe is used for placing the electric wire that intelligent controller connects temperature sensor and ignition, volume is little, good looking appearance, installation move use convenient, safe and reliable; 5 integrated costs are lower, can extensively use the heating of king-bolt.

Description of drawings

Vertical section schematic diagram when Fig. 1 is combustion heater of the present utility model heating, Fig. 2 is the internal structure schematic diagram of Based Intelligent Control cabinet of the present utility model, Fig. 3 is the panel schematic diagram of Based Intelligent Control cabinet of the present utility model, and Fig. 4 is an intelligent controller connection line schematic diagram of the present utility model.

Among the figure: 1 represents combustion heater, 2 representation temperature sensors, 3 represent pull bar, 4 represent gas kitchen pipe joint, and 5 represent the air hose joint, and 6 represent oxygen tube junction, 7 represent gas mixer chamber, 8 represent nozzle, and 9 represent heating tube, and 10 represent bottom end cover, 11 represent the combustion chamber, 12 represent ignition, and 13 represent the ignition power line, and 14 represent circular outer pipe, 15 represent upper end cover, 16 represent support, the heated nut of 17 representatives, the heated bolt of 18 representatives, 19 represent waste gas outlet, 20 representation temperature sensor holder, cover core is gone up in 21 representatives, and 22 represent the Based Intelligent Control cabinet, 23 represent gas control valve, 24 represent gas inlet pipe, and 25 represent oxygen intake pipe, and 26 represent intelligent controller, 27 represent air shut-off valve, on behalf of

air intake duct

29,28 represent oxygen control valve, and 30 represent the combustion gas escape pipe, and on behalf of

air escape pipe

32,31 represent oxygen bleed line, 33 represent three looks, three pipe flexible pipes, 34 represent cabinet, and 35 represent battery main switch, and 36 representatives always stop button, 37 represent alarm, 38 represent panel, and 39 represent four looks, four pipe flexible pipes, and 40 represent conduit.

The specific embodiment

, for 1 embodiment the utility model is further described below in conjunction with accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4.

Example 1: described with the utility model content as shown in drawings, the utility model is made up of combustion heater 1 and Based Intelligent Control cabinet 22, and described combustion heater 1 and Based Intelligent Control cabinet 22 are by temperature sensor 2, pull bar 3, gas kitchen pipe joint 4, air hose joint 5, oxygen tube junction 6, gas mixer chamber 7, nozzle 8, heating tube 9, bottom end cover 10, combustion chamber 11, ignition 12, power line 13, circular outer pipe 14, upper end cover 15, support 16, temperature sensor fixator 20, last cover core 21, gas control valve 23, intelligent controller 26, air shut-off valve 27, oxygen control valve 29, three looks, three pipe flexible pipes 33, cabinet 34, battery main switch 35, always stop button 36, alarm 37, panel 38, four looks, four pipe flexible pipes 39 and electric wire are formed.During enforcement, at first with above-mentioned device fabrication or buy, wherein, upper center is processed in combustion chamber 11 round mouth, and there is an aperture on the next door, and the lower end is opened wide, and cover plate is separately to produce, and there is a round mouth centre; Circular outer pipe 14 bottoms are made a call to 4 waste gas outlets 19 in proportion; Get one three look three pipe flexible pipes 33, the outer tube at its two ends is removed, expose three independent flexible pipes; Get one four look three or four pipe flexible pipes 39, the outer tube at its two ends is removed, expose four independent flexible pipes.Begin assembling then.The centre that male nozzle 8 is screwed to the lower end of gas mixer chamber 7 is accomplished fluently and has attacked on the aperture of internal thread in advance earlier, gas kitchen pipe joint 4, air hose joint 5 and oxygen tube junction 6 being welded on gas mixer chamber 7 upper ends accomplishes fluently on 3 apertures that are complementary with it in advance again, then, this gas mixer chamber 7 is not adorned end cap from top insertion lower end, the upper end is left in the combustion chamber 11 of round mouth, with welding gun two Room is welded together; Afterwards, the ignition 12 that will have power line 13 inserts in the combustion chamber 11 from the hole that combustion chamber 11 upper end covers, one side is accomplished fluently in advance, is installed in the next door of nozzle 8; At these combustion chamber 11 opposite side mounting temperature sensor fixators 20, on combustion chamber 11, weld 4 pull bars 3 around the gas mixer chamber 7, then the centre there is the last cover core 21 of opening to be enclosed within on gas kitchen pipe joint 4, air hose joint 5 and the oxygen tube junction 6 downwards, run into until the upper end of pull bar 3 and to go up cover core 21, with pull bar 3 upper ends be welded on cover core 21 below; Then with heating tube 9 upper ends facing to the round mouth in the middle of the bottom end cover of the combustion chamber 11 that is complementary with it, with welding gun with its be welded on this end cap below, and around this heating tube 9, weld 4 supports 16; Then, heating tube 9 is passed facing to the bottom end cover 10 of middle opening downwards, run into bottom end cover 10, support 16 lower ends are welded in above the bottom end cover 10 up to the lower end of support 16; Then, will have heating tube 9 also is connected the bottom end cover of the combustion chamber 11 on the bottom end cover 10 with support 16 the one side that thing is not installed, cover, weld with welding gun in the lower end of the combustion chamber of opening wide 11; Then, with it together with the sub-assembly that begins to assemble the temperature sensor 2, gas mixer chamber 7, pull bar 3, gas kitchen pipe joint 4, air hose joint 5, oxygen tube junction 6 and the last cover core 21 that link together, below circular outer pipe 14, upwards insert in this pipe, collide up to bottom end cover 10 and this pipe lower end, bottom end cover 10 is fixed on this pipe lower end with bolt; Then, in this pipe upper end, the power line 13 of ignition 12 is passed the aperture of accomplishing fluently in advance on the upper end cover 15 that is complementary, opening in the middle of this end cap is with the projection of the last cover core 21 of gas kitchen pipe joint 4, air hose joint 5 and oxygen tube junction 6 facing to the centre, go up cover core 21 to pressing down, cover upper end at this pipe; And it is good with bolting; At last, the aperture that is complementary that temperature sensor 2 is accomplished fluently from the upper end cover 15 is in advance inserted, be inserted in the temperature sensor fixator 20.Like this, combustion heater 1 has just assembled.Then, intelligent controller 26 is installed in the top in the cabinet 34 of Based Intelligent Control cabinet 22, gas control valve 23, air shut-off valve 27, oxygen control valve 29 are installed successively again: then, gas inlet pipe 24, air intake duct 28 and the oxygen intake pipe 25 that the three looks three pipe flexible pipes 33 of sleeve pipe are removed at two ends is socketed in the inlet end of gas control valve 23, air shut-off valve 27 and oxygen control valve 29 respectively; An end that again two ends is removed combustion gas escape pipe 30, air escape pipe 31 and oxygen bleed line 32 in four flexible pipes of four looks four pipe flexible pipes 39 of sleeve pipe is socketed in the outlet side of gas control valve 23, air shut-off valve 27 and oxygen control valve 29 respectively, and the other end is socketed on gas kitchen pipe joint 4, air hose joint 5 and the oxygen tube junction 6 of mounted combustion heater 1; Again with battery main switch 35, always stop button 36 and alarm 37 and be installed on the panel 38 of Based Intelligent Control cabinet 22.At last, use electric wire again, with intelligent controller 26 with temperature sensor 2, ignition 12, gas control valve 23, air shut-off valve 27, oxygen control valve 29, battery main switch 35, always stop button 36, alarm 37 couples together, wherein, pass with being connected in the conduit 40 in the four looks four pipe flexible pipes 39 of electric wire from be installed in Based Intelligent Control cabinet 22 of temperature sensor 2 and ignition 12; Intelligent controller 26 configures control program.Like this, the utility model is just implemented to finish.During application, Based Intelligent Control cabinet 22 is connected power supply, an end that does not connect of three looks, three pipe flexible pipes 33 is connected combustion gas, air and oxygen source, the heating tube 9 of combustion heater 1 is inserted in the bolt hole of the heated bolt 18 that is with nut 17, the upper end that opening in the middle of the bottom end cover 10 entangles nut 17, open the battery main switch 35 on the panel 38 of Based Intelligent Control cabinet 22 then, just can carry out the Based Intelligent Control heating.

Claims

1. intelligent bolt gas-operated thermal bath facility, it is characterized in that: form by combustion heater (1) and Based Intelligent Control cabinet (22), described combustion heater (1) is by a circular outer pipe (14) be installed in that the cylindrical gas mixing chamber (7) of gas kitchen pipe joint (4), air hose joint (5) and oxygen tube junction (6) is equipped with on a top in this circular outer pipe and cylindrical combustion chamber (11) that heating tube (9) are equipped with in centre, a bottom is formed; Described gas mixer chamber (7) bottom is stretched in the combustion chamber (11) and with it and is connected together, and top becomes axis direction to be fixed on the centre of circular outer pipe (14) by pull bar (3) bottom by support (16); Cover core (21) and upper end cover (15) are equipped with in described circular outer pipe (14) upper end, last cover core (21) is convex, be in the middle part of upper end cover (15) the inside, its projection is in the middle of the upper end cover (15), the opening in the middle of the cover core (21) is passed in the upper end of gas kitchen pipe joint (4), air hose joint (5) and oxygen tube junction (6), reaches upper end cover (15) outside; Described pull bar (3) lower end is connected in above the gas mixer chamber (7), the upper end be connected cover core (21) below, the bottom end cover (10) of middle opening is equipped with in circular outer pipe (14) lower end, described support (16) lower end be fixed on bottom end cover (10) above, the upper end links to each other with the lower surface of combustion chamber (11) and is supporting combustion chamber (11); The opening in the middle of the bottom end cover (10) is passed in described heating tube (9) bottom, reaches bottom end cover (10) outside; Circular outer pipe (14) bottom has waste gas outlet (19); A nozzle (8) is arranged in the middle of below the described gas mixer chamber (7), and this nozzle (8) becomes axis downwards facing to heating tube (9), and adjacency is equipped with ignition (12), and this ignition power line (13) leads to the outside of upper end cover (15); Described combustion chamber (11) one sides are equipped with temperature sensor (2), can respond to the temperature of backflow waste gas, offer intelligent controller (26) by electric wire.

2. according to the described intelligent bolt gas-operated thermal bath facility of claim 1, it is characterized in that: intelligent controller (26), gas control valve (23), air shut-off valve (27), oxygen control valve (29), three looks, three pipe flexible pipes (33) and four looks, four pipe flexible pipes (39) are housed in the described Based Intelligent Control cabinet (22); Described three looks, three pipe flexible pipes (33) one ends are connected on the air inlet of described three kinds of control valves, and empty the keeping with three kinds of sources of the gas of the other end joined; Described four looks, four pipe flexible pipes wherein three flexible pipe one ends are connected on the gas outlet of described three kinds of control valves, the other end is connected on gas kitchen pipe joint (4), air hose joint (5) and the oxygen tube junction (6) on the combustion heater (1), also has the logical intelligent controller (26) of a flexible pipe to connect the electric wire of temperature sensor (2) and ignition (12); Battery main switch (35) is housed on Based Intelligent Control cabinet (22) panel (38), always stops button (36) and alarm (37); Intelligent controller (26) by electric wire respectively with temperature sensor (2), gas control valve (23), air shut-off valve (27), oxygen control valve (29), ignition (12) with the battery main switch (35) on being installed in Based Intelligent Control cabinet (22) panel (38), always stop button (36) and link to each other with alarm (37).